3203 lines
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3203 lines
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 <span id="projectnumber">8.1</span>
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<div class="title">lpi_glop.cc</div> </div>
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<a href="lpi__glop_8cc.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">/* */</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">/* This file is part of the program and library */</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">/* SCIP --- Solving Constraint Integer Programs */</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">/* */</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">/* Copyright (C) 2002-2020 Konrad-Zuse-Zentrum */</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">/* fuer Informationstechnik Berlin */</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">/* */</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">/* SCIP is distributed under the terms of the ZIB Academic License. */</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">/* */</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">/* You should have received a copy of the ZIB Academic License */</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">/* along with SCIP; see the file COPYING. If not visit scipopt.org. */</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment">/* */</span></div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment">/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">/*--+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">/* turn off some warnings from includes */</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Wsign-compare"</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Wpedantic"</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Wignored-qualifiers"</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Wshadow"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Wnon-virtual-dtor"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Wctor-dtor-privacy"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#pragma GCC diagnostic ignored "-Woverflow"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  </div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "<a class="code" href="version_8h.html">ortools/base/version.h</a>"</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include "<a class="code" href="lp__solver_8h.html">ortools/glop/lp_solver.h</a>"</span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include "<a class="code" href="revised__simplex_8h.html">ortools/glop/revised_simplex.h</a>"</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include "<a class="code" href="lp__print__utils_8h.html">ortools/lp_data/lp_print_utils.h</a>"</span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include "<a class="code" href="lp__data__utils_8h.html">ortools/lp_data/lp_data_utils.h</a>"</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include "<a class="code" href="lp__data_2proto__utils_8h.html">ortools/lp_data/proto_utils.h</a>"</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "<a class="code" href="file__util_8h.html">ortools/util/file_util.h</a>"</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include "<a class="code" href="stats_8h.html">ortools/util/stats.h</a>"</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include "<a class="code" href="time__limit_8h.html">ortools/util/time_limit.h</a>"</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  </div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include "<a class="code" href="base_2logging_8h.html">ortools/base/logging.h</a>"</span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include "<a class="code" href="vlog__is__on_8h.html">ortools/base/vlog_is_on.h</a>"</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  </div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include "lpi/lpi.h"</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#include "scip/pub_message.h"</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#include <assert.h></span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment">/* turn warnings on again */</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#pragma GCC diagnostic warning "-Wsign-compare"</span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#pragma GCC diagnostic warning "-Wpedantic"</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#pragma GCC diagnostic warning "-Wignored-qualifiers"</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#pragma GCC diagnostic warning "-Wshadow"</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#pragma GCC diagnostic warning "-Wnon-virtual-dtor"</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#pragma GCC diagnostic warning "-Wctor-dtor-privacy"</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="preprocessor">#pragma GCC diagnostic warning "-Woverflow"</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  </div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  </div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1_time_limit.html">operations_research::TimeLimit</a>;</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="keyword">using</span> <a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html">operations_research::glop::BasisState</a>;</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="keyword">using</span> operations_research::glop::ColIndex;</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a2b83a25cb4fd203c57a7155699fab246">operations_research::glop::ColIndexVector</a>;</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ad59b85e44037bd502a5d8bd3fe16c0f9">operations_research::glop::ConstraintStatus</a>;</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a7f6435e3138db1e45c3ff2b00cb999aa">operations_research::glop::ConstraintStatusColumn</a>;</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#aec7177dd4fab33ada14a7689223fe89f">operations_research::glop::DenseBooleanColumn</a>;</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ac053cc327ce11b0008e2030fcdc467f9">operations_research::glop::DenseBooleanRow</a>;</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae5fa9e57c2d31b294195ed8a9e17bfac">operations_research::glop::DenseColumn</a>;</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a4dc8ae0f97c4110f3cc770715b2bbd12">operations_research::glop::DenseRow</a>;</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1glop_1_1_sparse_column.html">operations_research::glop::SparseColumn</a>;</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="keyword">using</span> <a class="code" href="structoperations__research_1_1glop_1_1_scattered_column.html">operations_research::glop::ScatteredColumn</a>;</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#aa22f47d4ea7ed9248f2bc9a17e71bee0">operations_research::glop::ScatteredColumnIterator</a>;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="keyword">using</span> <a class="code" href="classoperations__research_1_1glop_1_1_sparse_matrix.html">operations_research::glop::SparseMatrix</a>;</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">operations_research::glop::Fractional</a>;</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a509c4e359e6f7041eddfac3f1c46a92f">operations_research::glop::GetProblemStatusString</a>;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">operations_research::glop::ProblemStatus</a>;</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">using</span> operations_research::glop::RowIndex;</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">using</span> <a class="code" href="structoperations__research_1_1glop_1_1_scattered_row.html">operations_research::glop::ScatteredRow</a>;</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ab0c3745c1147f5e2a210b10acdaecf14">operations_research::glop::ScatteredRowIterator</a>;</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a1ac488f3db89f6d16a85c56f3243290c">operations_research::glop::VariableStatus</a>;</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a6d0540e510c4225b196d87b16f2721a8">operations_research::glop::VariableStatusRow</a>;</div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="keyword">using</span> <a class="code" href="namespaceoperations__research_1_1_m_p_model_proto.html">operations_research::MPModelProto</a>;</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  </div>
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<div class="line"><a name="l00087"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html"> 87</a></span> <span class="keyword">struct </span><a class="code" href="struct_s_c_i_p___l_pi.html">SCIP_LPi</a></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> {</div>
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<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#af93d4286f24582991c2743cb707987f5"> 89</a></span>  <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html">operations_research::glop::LinearProgram</a>* <a class="code" href="struct_s_c_i_p___l_pi.html#af93d4286f24582991c2743cb707987f5">linear_program</a>; </div>
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<div class="line"><a name="l00090"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#a56b895a3263de2f3603205828b3f0422"> 90</a></span>  <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html">operations_research::glop::LinearProgram</a>* <a class="code" href="struct_s_c_i_p___l_pi.html#a56b895a3263de2f3603205828b3f0422">scaled_lp</a>; </div>
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<div class="line"><a name="l00091"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#a5850cc88f386b944697461d7fe971c96"> 91</a></span>  <a class="code" href="classoperations__research_1_1glop_1_1_revised_simplex.html">operations_research::glop::RevisedSimplex</a>* <a class="code" href="struct_s_c_i_p___l_pi.html#a5850cc88f386b944697461d7fe971c96">solver</a>; </div>
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<div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#a7500c62ad5248b63e830f2f7c7efbc88"> 92</a></span>  <a class="code" href="namespaceoperations__research_1_1glop_1_1_glop_parameters.html">operations_research::glop::GlopParameters</a>* <a class="code" href="struct_s_c_i_p___l_pi.html#a7500c62ad5248b63e830f2f7c7efbc88">parameters</a>; </div>
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<div class="line"><a name="l00093"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#ade8533435a0582bb3037e2b4b8f72892"> 93</a></span>  <a class="code" href="classoperations__research_1_1glop_1_1_lp_scaling_helper.html">operations_research::glop::LpScalingHelper</a>* <a class="code" href="struct_s_c_i_p___l_pi.html#ade8533435a0582bb3037e2b4b8f72892">scaler</a>; </div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">/* the following is used by SCIPlpiWasSolved() */</span></div>
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<div class="line"><a name="l00096"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#aece23f6caabef4815201912a7cbf18eb"> 96</a></span>  <span class="keywordtype">bool</span> <a class="code" href="struct_s_c_i_p___l_pi.html#aece23f6caabef4815201912a7cbf18eb">lp_modified_since_last_solve</a>;</div>
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<div class="line"><a name="l00097"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#af66fbb0ddb3bfc7115cb76a5b5ccd4cb"> 97</a></span>  <span class="keywordtype">bool</span> <a class="code" href="struct_s_c_i_p___l_pi.html#af66fbb0ddb3bfc7115cb76a5b5ccd4cb">lp_time_limit_was_reached</a>;</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="comment">/* store the values of some parameters in order to be able to return them */</span></div>
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<div class="line"><a name="l00100"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#a9254926441afb9520abc119f457361e8"> 100</a></span>  <span class="keywordtype">bool</span> <a class="code" href="struct_s_c_i_p___l_pi.html#a9254926441afb9520abc119f457361e8">lp_info</a>; </div>
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<div class="line"><a name="l00101"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#af7b833b722149fa42db4de5575af8f92"> 101</a></span>  SCIP_PRICING <a class="code" href="struct_s_c_i_p___l_pi.html#af7b833b722149fa42db4de5575af8f92">pricing</a>; </div>
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<div class="line"><a name="l00102"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#a2113ddd1ada3448f606b7d38ed7d179d"> 102</a></span>  <span class="keywordtype">bool</span> <a class="code" href="struct_s_c_i_p___l_pi.html#a2113ddd1ada3448f606b7d38ed7d179d">from_scratch</a>; </div>
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<div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#ae67ea59b9a965d5201c366cdf8766329"> 103</a></span>  <span class="keywordtype">int</span> <a class="code" href="struct_s_c_i_p___l_pi.html#ae67ea59b9a965d5201c366cdf8766329">numthreads</a>; </div>
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<div class="line"><a name="l00104"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#adad2ba6cf75e8746a345e5762b24dce8"> 104</a></span>  SCIP_Real <a class="code" href="struct_s_c_i_p___l_pi.html#adad2ba6cf75e8746a345e5762b24dce8">conditionlimit</a>; </div>
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<div class="line"><a name="l00105"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#af49d832adb72d58c18db442934805efc"> 105</a></span>  <span class="keywordtype">bool</span> <a class="code" href="struct_s_c_i_p___l_pi.html#af49d832adb72d58c18db442934805efc">checkcondition</a>; </div>
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<div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#a2fcb6adf39ea25e2e2fde965b99809bd"> 106</a></span>  <span class="keywordtype">int</span> <a class="code" href="struct_s_c_i_p___l_pi.html#a2fcb6adf39ea25e2e2fde965b99809bd">timing</a>; </div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">/* other data */</span></div>
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<div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#a94504a86c6def64ba8135d282065239e"> 109</a></span>  SCIP_Longint <a class="code" href="struct_s_c_i_p___l_pi.html#a94504a86c6def64ba8135d282065239e">niterations</a>; </div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">/* Temporary vectors allocated here for speed. This gain is non-negligible</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> * because in many situations, only a few entries of these vectors are</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> * inspected (hypersparsity) and allocating them is in O(num_rows) or</span></div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> * O(num_cols) instead of O(num_non_zeros) to read/clear them. */</span></div>
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<div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#ae6bb6141268f0e3acb658e4c9890ea16"> 115</a></span>  <a class="code" href="structoperations__research_1_1glop_1_1_scattered_row.html">ScatteredRow</a>* <a class="code" href="struct_s_c_i_p___l_pi.html#ae6bb6141268f0e3acb658e4c9890ea16">tmp_row</a>; </div>
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<div class="line"><a name="l00116"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi.html#a40614b720f70747b7d93c5235d5781ef"> 116</a></span>  <a class="code" href="structoperations__research_1_1glop_1_1_scattered_column.html">ScatteredColumn</a>* <a class="code" href="struct_s_c_i_p___l_pi.html#a40614b720f70747b7d93c5235d5781ef">tmp_column</a>; </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> };</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  </div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment">/* #define NOSCALING */</span></div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  </div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="preprocessor">#ifdef NOSCALING</span></div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="preprocessor">#define UNSCALEDFEAS_CHECK 0</span></div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="preprocessor">#else</span></div>
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<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a5271575d7e5348b3951f2a67e70f4281"> 126</a></span> <span class="preprocessor">#define UNSCALEDFEAS_CHECK 2</span></div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  </div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> * LP Interface Methods</span></div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  </div>
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<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a1277bd0fad60b6931ccf102bae377d5e"> 134</a></span> <span class="keyword">static</span> <span class="keywordtype">char</span> <a class="code" href="lpi__glop_8cc.html#a1277bd0fad60b6931ccf102bae377d5e">glopname</a>[128];</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aed7c57c93675aae2562abab53b487ce7"> 137</a></span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="lpi__glop_8cc.html#aed7c57c93675aae2562abab53b487ce7">SCIPlpiGetSolverName</a>(</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  )</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> {</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  (void) snprintf(<a class="code" href="lpi__glop_8cc.html#a1277bd0fad60b6931ccf102bae377d5e">glopname</a>, 100, <span class="stringliteral">"Glop %d.%d"</span>, <a class="code" href="namespaceoperations__research.html#ac0a730ed6598c5f34c53101c32de01e9">operations_research::OrToolsMajorVersion</a>(), <a class="code" href="namespaceoperations__research.html#a4df6ae76d97136bed083af4020ec2d8a">operations_research::OrToolsMinorVersion</a>());</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordflow">return</span> <a class="code" href="lpi__glop_8cc.html#a1277bd0fad60b6931ccf102bae377d5e">glopname</a>;</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> }</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  </div>
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<div class="line"><a name="l00146"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a6cfc10a9902214c1ac825998bebdea19"> 146</a></span> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="lpi__glop_8cc.html#a6cfc10a9902214c1ac825998bebdea19">SCIPlpiGetSolverDesc</a>(</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordtype">void</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  )</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> {</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">return</span> <span class="stringliteral">"Glop Linear Solver, developed by Google, part of OR-Tools (developers.google.com/optimization)"</span>;</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> }</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  </div>
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<div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ac8b0874105d4a69fd4e35455d488edb3"> 154</a></span> <span class="keywordtype">void</span>* <a class="code" href="lpi__glop_8cc.html#ac8b0874105d4a69fd4e35455d488edb3">SCIPlpiGetSolverPointer</a>(</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  SCIP_LPI* lpi </div>
|
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  )</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> {</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  assert( lpi != NULL );</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  </div>
|
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  SCIPerrorMessage(<span class="stringliteral">"SCIPlpiGetSolverPointer() has not been implemented yet.\n"</span>);</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  </div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">return</span> NULL;</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> }</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  </div>
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<div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a34873687379a28ffce05d52c253dbda4"> 166</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a34873687379a28ffce05d52c253dbda4">SCIPlpiSetIntegralityInformation</a>(</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  SCIP_LPI* lpi, </div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="keywordtype">int</span> ncols, </div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordtype">int</span>* intInfo </div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  )</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> {</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  assert( lpi != NULL );</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  assert( lpi->linear_program != NULL );</div>
|
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  assert( ncols == 0 || ncols == lpi->linear_program->num_variables().value() );</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  </div>
|
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">/* Pass on integrality information (currently not used by Glop). */</span></div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < ColIndex(ncols); ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  {</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  assert( intInfo != NULL );</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">int</span> info = intInfo[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value()];</div>
|
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  assert( info == 0 || info == 1 );</div>
|
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordflow">if</span> ( info == 0 )</div>
|
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  lpi->linear_program->SetVariableType(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309abab1fa9dd3af034b3ef4291579aa673c07">operations_research::glop::LinearProgram::VariableType::CONTINUOUS</a>);</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">else</span></div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  lpi->linear_program->SetVariableType(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c">operations_research::glop::LinearProgram::VariableType::INTEGER</a>);</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  }</div>
|
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  </div>
|
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> }</div>
|
|
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  </div>
|
|
<div class="line"><a name="l00192"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a4f80957fd51d68f64a5ad95be6059d7f"> 192</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a4f80957fd51d68f64a5ad95be6059d7f">SCIPlpiHasPrimalSolve</a>(</div>
|
|
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordtype">void</span></div>
|
|
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  )</div>
|
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> {</div>
|
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">return</span> TRUE;</div>
|
|
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> }</div>
|
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  </div>
|
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<div class="line"><a name="l00200"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#abb40a1b5aba5693792cff336f01f45e2"> 200</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#abb40a1b5aba5693792cff336f01f45e2">SCIPlpiHasDualSolve</a>(</div>
|
|
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keywordtype">void</span></div>
|
|
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  )</div>
|
|
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> {</div>
|
|
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordflow">return</span> TRUE;</div>
|
|
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> }</div>
|
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  </div>
|
|
<div class="line"><a name="l00208"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a54c8bcd3dff36df8b39f128bc15f225c"> 208</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a54c8bcd3dff36df8b39f128bc15f225c">SCIPlpiHasBarrierSolve</a>(</div>
|
|
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="keywordtype">void</span></div>
|
|
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  )</div>
|
|
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> {</div>
|
|
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">return</span> FALSE;</div>
|
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> }</div>
|
|
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  </div>
|
|
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  </div>
|
|
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> <span class="comment"> * LPI Creation and Destruction Methods</span></div>
|
|
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
|
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<div class="line"><a name="l00224"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ae522c0e79b2f2c7d185e6b6cafec1a3d"> 224</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ae522c0e79b2f2c7d185e6b6cafec1a3d">SCIPlpiCreate</a>(</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  SCIP_LPI** lpi, </div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  SCIP_MESSAGEHDLR* messagehdlr, </div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, </div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  SCIP_OBJSEN objsen </div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  )</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> {</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  assert( lpi != NULL );</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  assert( <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> != NULL );</div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  </div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">/* Initilialize memory. */</span></div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  SCIP_ALLOC(BMSallocMemory(lpi));</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  (*lpi)->linear_program = <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html">operations_research::glop::LinearProgram</a>();</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  (*lpi)->scaled_lp = <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html">operations_research::glop::LinearProgram</a>();</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  (*lpi)->solver = <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1glop_1_1_revised_simplex.html">operations_research::glop::RevisedSimplex</a>();</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  (*lpi)->parameters = <span class="keyword">new</span> <a class="code" href="namespaceoperations__research_1_1glop_1_1_glop_parameters.html">operations_research::glop::GlopParameters</a>();</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  (*lpi)->scaler = <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1glop_1_1_lp_scaling_helper.html">operations_research::glop::LpScalingHelper</a>();</div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  </div>
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="comment">/* Set problem name and objective direction. */</span></div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  (*lpi)->linear_program->SetName(std::string(<a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>));</div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a0d794ce162ec1c45eb776baa2ffdc79c">SCIPlpiChgObjsen</a>(*lpi, objsen) );</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  </div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  (*lpi)->from_scratch = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  (*lpi)->lp_info = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  (*lpi)->pricing = SCIP_PRICING_LPIDEFAULT;</div>
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|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  (*lpi)->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  (*lpi)->lp_time_limit_was_reached = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  (*lpi)->conditionlimit = -1.0;</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  (*lpi)->checkcondition = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  (*lpi)->niterations = 0LL;</div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  (*lpi)->tmp_row = <span class="keyword">new</span> <a class="code" href="structoperations__research_1_1glop_1_1_scattered_row.html">ScatteredRow</a>();</div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  (*lpi)->tmp_column = <span class="keyword">new</span> <a class="code" href="structoperations__research_1_1glop_1_1_scattered_column.html">ScatteredColumn</a>();</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  </div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="preprocessor">#ifdef NOSCALING</span></div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  (*lpi)->parameters->set_use_scaling(<span class="keyword">false</span>);</div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  </div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> }</div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  </div>
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<div class="line"><a name="l00266"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a6dfadd74b4f72eea58d0946ec9ea6f60"> 266</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a6dfadd74b4f72eea58d0946ec9ea6f60">SCIPlpiFree</a>(</div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  SCIP_LPI** lpi </div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  )</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> {</div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiFree\n"</span>);</div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  </div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keyword">delete</span> (*lpi)->scaler;</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keyword">delete</span> (*lpi)->parameters;</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keyword">delete</span> (*lpi)->solver;</div>
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keyword">delete</span> (*lpi)->scaled_lp;</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="keyword">delete</span> (*lpi)->linear_program;</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  </div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keyword">delete</span> (*lpi)->tmp_row;</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">delete</span> (*lpi)->tmp_column;</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  </div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  BMSfreeMemory(lpi);</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  </div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
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|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> }</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  </div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment">/*</span></div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span> <span class="comment"> * Modification Methods</span></div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment"> */</span></div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  </div>
|
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<div class="line"><a name="l00299"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ae23bc1c98c8547a0ba03682d100365dd"> 299</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ae23bc1c98c8547a0ba03682d100365dd">SCIPlpiLoadColLP</a>(</div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  SCIP_LPI* lpi, </div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  SCIP_OBJSEN objsen, </div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="keywordtype">int</span> ncols, </div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keyword">const</span> SCIP_Real* obj, </div>
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|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keyword">const</span> SCIP_Real* lb, </div>
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|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keyword">const</span> SCIP_Real* ub, </div>
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|
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordtype">char</span>** colnames, </div>
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|
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordtype">int</span> nrows, </div>
|
|
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keyword">const</span> SCIP_Real* lhs, </div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  <span class="keyword">const</span> SCIP_Real* rhs, </div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordtype">char</span>** rownames, </div>
|
|
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordtype">int</span> nnonz, </div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* beg, </div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* ind, </div>
|
|
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keyword">const</span> SCIP_Real* val </div>
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|
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  )</div>
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|
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> {</div>
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|
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  assert( obj != NULL );</div>
|
|
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  assert( lb != NULL );</div>
|
|
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  assert( ub != NULL );</div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  assert( beg != NULL );</div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  assert( ind != NULL );</div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  assert( val != NULL );</div>
|
|
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  </div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  lpi->linear_program->Clear();</div>
|
|
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a2bad82670d46254daf3e923898c404d5">SCIPlpiAddRows</a>(lpi, nrows, lhs, rhs, rownames, 0, NULL, NULL, NULL) );</div>
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|
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#add77293153dc03295e1782af22921906">SCIPlpiAddCols</a>(lpi, ncols, obj, lb, ub, colnames, nnonz, beg, ind, val) );</div>
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|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a0d794ce162ec1c45eb776baa2ffdc79c">SCIPlpiChgObjsen</a>(lpi, objsen) );</div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  </div>
|
|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> }</div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  </div>
|
|
<div class="line"><a name="l00335"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#add77293153dc03295e1782af22921906"> 335</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#add77293153dc03295e1782af22921906">SCIPlpiAddCols</a>(</div>
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|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordtype">int</span> ncols, </div>
|
|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keyword">const</span> SCIP_Real* obj, </div>
|
|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="keyword">const</span> SCIP_Real* lb, </div>
|
|
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keyword">const</span> SCIP_Real* ub, </div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordtype">char</span>** colnames, </div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordtype">int</span> nnonz, </div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* beg, </div>
|
|
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* ind, </div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keyword">const</span> SCIP_Real* val </div>
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|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  )</div>
|
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> {</div>
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|
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  assert( obj != NULL );</div>
|
|
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  assert( lb != NULL );</div>
|
|
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  assert( ub != NULL );</div>
|
|
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  assert( nnonz >= 0) ;</div>
|
|
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  assert( ncols >= 0) ;</div>
|
|
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  </div>
|
|
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  SCIPdebugMessage(<span class="stringliteral">"adding %d columns with %d nonzeros.\n"</span>, ncols, nnonz);</div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  </div>
|
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="comment">/* @todo add names */</span></div>
|
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordflow">if</span> ( nnonz > 0 )</div>
|
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  {</div>
|
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  assert( beg != NULL );</div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  assert( ind != NULL );</div>
|
|
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  assert( val != NULL );</div>
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|
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  assert( ncols > 0 );</div>
|
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  </div>
|
|
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="preprocessor">#ifndef NDEBUG</span></div>
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">/* perform check that no new rows are added */</span></div>
|
|
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  RowIndex num_rows = lpi->linear_program->num_constraints();</div>
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|
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < nnonz; ++j)</div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  {</div>
|
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  assert( 0 <= ind[j] && ind[j] < num_rows.value() );</div>
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|
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  assert( val[j] != 0.0 );</div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  }</div>
|
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span> <span class="preprocessor">#endif</span></div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  </div>
|
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordtype">int</span> nz = 0;</div>
|
|
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < ncols; ++i)</div>
|
|
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  {</div>
|
|
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keyword">const</span> ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> = lpi->linear_program->CreateNewVariable();</div>
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|
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  lpi->linear_program->SetVariableBounds(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, lb[i], ub[i]);</div>
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|
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  lpi->linear_program->SetObjectiveCoefficient(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, obj[i]);</div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> end = (nnonz == 0 || i == ncols - 1) ? nnonz : beg[i + 1];</div>
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|
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">while</span> ( nz < end )</div>
|
|
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  {</div>
|
|
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  lpi->linear_program->SetCoefficient(RowIndex(ind[nz]), <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, val[nz]);</div>
|
|
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  ++nz;</div>
|
|
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  }</div>
|
|
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  }</div>
|
|
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  assert( nz == nnonz );</div>
|
|
<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  }</div>
|
|
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  {</div>
|
|
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < ncols; ++i)</div>
|
|
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  {</div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keyword">const</span> ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> = lpi->linear_program->CreateNewVariable();</div>
|
|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  lpi->linear_program->SetVariableBounds(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, lb[i], ub[i]);</div>
|
|
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  lpi->linear_program->SetObjectiveCoefficient(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, obj[i]);</div>
|
|
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  }</div>
|
|
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  }</div>
|
|
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  </div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  </div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span> }</div>
|
|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  </div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#af651ff93b2be704cacb27c13b24ab311"> 407</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#af651ff93b2be704cacb27c13b24ab311">SCIPlpiDelCols</a>(</div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordtype">int</span> firstcol, </div>
|
|
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keywordtype">int</span> lastcol </div>
|
|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  )</div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> {</div>
|
|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  assert( 0 <= firstcol && firstcol <= lastcol && lastcol < lpi->linear_program->num_variables() );</div>
|
|
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  </div>
|
|
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  SCIPdebugMessage(<span class="stringliteral">"deleting columns %d to %d.\n"</span>, firstcol, lastcol);</div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  </div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#ac053cc327ce11b0008e2030fcdc467f9">DenseBooleanRow</a> columns_to_delete(num_cols, <span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = firstcol; i <= lastcol; ++i)</div>
|
|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  columns_to_delete[ColIndex(i)] = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  </div>
|
|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  lpi->linear_program->DeleteColumns(columns_to_delete);</div>
|
|
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  </div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span> }</div>
|
|
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  </div>
|
|
<div class="line"><a name="l00431"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ac93976edb5a40906de3c2163b2fafec0"> 431</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ac93976edb5a40906de3c2163b2fafec0">SCIPlpiDelColset</a>(</div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordtype">int</span>* dstat </div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  )</div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> {</div>
|
|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  assert( dstat != NULL );</div>
|
|
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  </div>
|
|
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#ac053cc327ce11b0008e2030fcdc467f9">DenseBooleanRow</a> columns_to_delete(num_cols, <span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordtype">int</span> new_index = 0;</div>
|
|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordtype">int</span> num_deleted_columns = 0;</div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  {</div>
|
|
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="keywordtype">int</span> i = <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value();</div>
|
|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">if</span> ( dstat[i] == 1 )</div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  {</div>
|
|
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  columns_to_delete[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>] = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  dstat[i] = -1;</div>
|
|
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  ++num_deleted_columns;</div>
|
|
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  }</div>
|
|
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  dstat[i] = new_index++;</div>
|
|
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  }</div>
|
|
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiDelColset: deleting %d columns.\n"</span>, num_deleted_columns);</div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  lpi->linear_program->DeleteColumns(columns_to_delete);</div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  </div>
|
|
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span> }</div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  </div>
|
|
<div class="line"><a name="l00466"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a2bad82670d46254daf3e923898c404d5"> 466</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a2bad82670d46254daf3e923898c404d5">SCIPlpiAddRows</a>(</div>
|
|
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordtype">int</span> nrows, </div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="keyword">const</span> SCIP_Real* lhs, </div>
|
|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keyword">const</span> SCIP_Real* rhs, </div>
|
|
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordtype">char</span>** rownames, </div>
|
|
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keywordtype">int</span> nnonz, </div>
|
|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* beg, </div>
|
|
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* ind, </div>
|
|
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <span class="keyword">const</span> SCIP_Real* val </div>
|
|
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  )</div>
|
|
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> {</div>
|
|
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  assert( lhs != NULL );</div>
|
|
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  assert( rhs != NULL );</div>
|
|
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  assert( nnonz >= 0) ;</div>
|
|
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  assert( nrows >= 0) ;</div>
|
|
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  </div>
|
|
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  SCIPdebugMessage(<span class="stringliteral">"adding %d rows with %d nonzeros.\n"</span>, nrows, nnonz);</div>
|
|
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  </div>
|
|
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <span class="comment">/* @todo add names */</span></div>
|
|
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keywordflow">if</span> ( nnonz > 0 )</div>
|
|
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  {</div>
|
|
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  assert( beg != NULL );</div>
|
|
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  assert( ind != NULL );</div>
|
|
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  assert( val != NULL );</div>
|
|
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  assert( nrows > 0 );</div>
|
|
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  </div>
|
|
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span> <span class="preprocessor">#ifndef NDEBUG</span></div>
|
|
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="comment">/* perform check that no new columns are added - this is likely to be a mistake */</span></div>
|
|
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < nnonz; ++j)</div>
|
|
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  {</div>
|
|
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  assert( val[j] != 0.0 );</div>
|
|
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  assert( 0 <= ind[j] && ind[j] < num_cols.value() );</div>
|
|
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  }</div>
|
|
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  </div>
|
|
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="keywordtype">int</span> nz = 0;</div>
|
|
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nrows; ++i)</div>
|
|
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  {</div>
|
|
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="keyword">const</span> RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> = lpi->linear_program->CreateNewConstraint();</div>
|
|
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  lpi->linear_program->SetConstraintBounds(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, lhs[i], rhs[i]);</div>
|
|
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> end = (nnonz == 0 || i == nrows - 1) ? nnonz : beg[i + 1];</div>
|
|
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  <span class="keywordflow">while</span> ( nz < end )</div>
|
|
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span>  {</div>
|
|
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span>  lpi->linear_program->SetCoefficient(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, ColIndex(ind[nz]), val[nz]);</div>
|
|
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  ++nz;</div>
|
|
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span>  }</div>
|
|
<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  }</div>
|
|
<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  assert( nz == nnonz );</div>
|
|
<div class="line"><a name="l00518"></a><span class="lineno"> 518</span>  }</div>
|
|
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  {</div>
|
|
<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nrows; ++i)</div>
|
|
<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  {</div>
|
|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keyword">const</span> RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> = lpi->linear_program->CreateNewConstraint();</div>
|
|
<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  lpi->linear_program->SetConstraintBounds(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, lhs[i], rhs[i]);</div>
|
|
<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  }</div>
|
|
<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  }</div>
|
|
<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  </div>
|
|
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  </div>
|
|
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00531"></a><span class="lineno"> 531</span> }</div>
|
|
<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  </div>
|
|
<div class="line"><a name="l00534"></a><span class="lineno"> 534</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l00535"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a37b10951e7e53eead80565fe8ffb5a28"> 535</a></span> <span class="keywordtype">void</span> <a class="code" href="lpi__glop_8cc.html#a37b10951e7e53eead80565fe8ffb5a28">deleteRowsAndUpdateCurrentBasis</a>(</div>
|
|
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#aec7177dd4fab33ada14a7689223fe89f">DenseBooleanColumn</a>& rows_to_delete </div>
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<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  )</div>
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<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> {</div>
|
|
<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
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|
<div class="line"><a name="l00541"></a><span class="lineno"> 541</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
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|
<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  </div>
|
|
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  <span class="comment">/* try to repair basis status if problem size has not changed before */</span></div>
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<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  <a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html">BasisState</a> state = lpi->solver->GetState();</div>
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<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  <span class="keywordflow">if</span> ( state.<a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f">statuses</a>.<a class="code" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5">size</a>() == num_cols.value() + num_rows.value() )</div>
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|
<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  {</div>
|
|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  <span class="comment">/* Shift the status of the non-deleted rows. Note that if the deleted rows where part of the basis (i.e., constraint</span></div>
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<div class="line"><a name="l00548"></a><span class="lineno"> 548</span> <span class="comment"> * not tight), then we should be left with a correct basis afterward. This should be the most common use case in SCIP. */</span></div>
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|
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  ColIndex new_size = num_cols;</div>
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<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  {</div>
|
|
<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keywordflow">if</span> ( rows_to_delete[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>] )</div>
|
|
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  <span class="keywordflow">continue</span>;</div>
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|
<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  state.<a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f">statuses</a>[new_size++] = state.<a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f">statuses</a>[num_cols + <a class="code" href="namespaceoperations__research_1_1glop.html#a8fbc9efd86a3cc862a9079d86ab8b524">RowToColIndex</a>(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)];</div>
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|
<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  }</div>
|
|
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  state.<a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f">statuses</a>.<a class="code" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a64b6b04f3a519d2c61d49daaa88bf06e">resize</a>(new_size);</div>
|
|
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  lpi->solver->LoadStateForNextSolve(state);</div>
|
|
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  }</div>
|
|
<div class="line"><a name="l00559"></a><span class="lineno"> 559</span>  </div>
|
|
<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  lpi->linear_program->DeleteRows(rows_to_delete);</div>
|
|
<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00562"></a><span class="lineno"> 562</span> }</div>
|
|
<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  </div>
|
|
<div class="line"><a name="l00565"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a95a88cc92b9c3061762849aeb2edc9ff"> 565</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a95a88cc92b9c3061762849aeb2edc9ff">SCIPlpiDelRows</a>(</div>
|
|
<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="keywordtype">int</span> firstrow, </div>
|
|
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="keywordtype">int</span> lastrow </div>
|
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<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  )</div>
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|
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> {</div>
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|
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  assert( 0 <= firstrow && firstrow <= lastrow && lastrow < lpi->linear_program->num_constraints() );</div>
|
|
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  </div>
|
|
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
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|
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#aec7177dd4fab33ada14a7689223fe89f">DenseBooleanColumn</a> rows_to_delete(num_rows, <span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = firstrow; i <= lastrow; ++i)</div>
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|
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  rows_to_delete[RowIndex(i)] = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  </div>
|
|
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  SCIPdebugMessage(<span class="stringliteral">"deleting rows %d to %d.\n"</span>, firstrow, lastrow);</div>
|
|
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  <a class="code" href="lpi__glop_8cc.html#a37b10951e7e53eead80565fe8ffb5a28">deleteRowsAndUpdateCurrentBasis</a>(lpi, rows_to_delete);</div>
|
|
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  </div>
|
|
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span> }</div>
|
|
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  </div>
|
|
<div class="line"><a name="l00587"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#af7385b74de163f5ae25b77e99c7bdc1a"> 587</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#af7385b74de163f5ae25b77e99c7bdc1a">SCIPlpiDelRowset</a>(</div>
|
|
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keywordtype">int</span>* dstat </div>
|
|
<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  )</div>
|
|
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span> {</div>
|
|
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  </div>
|
|
<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#aec7177dd4fab33ada14a7689223fe89f">DenseBooleanColumn</a> rows_to_delete(num_rows, <span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span>  <span class="keywordtype">int</span> new_index = 0;</div>
|
|
<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  <span class="keywordtype">int</span> num_deleted_rows = 0;</div>
|
|
<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  {</div>
|
|
<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  <span class="keywordtype">int</span> i = <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value();</div>
|
|
<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  <span class="keywordflow">if</span> (dstat[i] == 1)</div>
|
|
<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  {</div>
|
|
<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  rows_to_delete[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>] = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  dstat[i] = -1;</div>
|
|
<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  ++num_deleted_rows;</div>
|
|
<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  }</div>
|
|
<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  dstat[i] = new_index++;</div>
|
|
<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  }</div>
|
|
<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  </div>
|
|
<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiDelRowset: deleting %d rows.\n"</span>, num_deleted_rows);</div>
|
|
<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <a class="code" href="lpi__glop_8cc.html#a37b10951e7e53eead80565fe8ffb5a28">deleteRowsAndUpdateCurrentBasis</a>(lpi, rows_to_delete);</div>
|
|
<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  </div>
|
|
<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00618"></a><span class="lineno"> 618</span> }</div>
|
|
<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  </div>
|
|
<div class="line"><a name="l00621"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a18664e9f784a12522aa9ec6e775e5a15"> 621</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a18664e9f784a12522aa9ec6e775e5a15">SCIPlpiClear</a>(</div>
|
|
<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  )</div>
|
|
<div class="line"><a name="l00624"></a><span class="lineno"> 624</span> {</div>
|
|
<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00626"></a><span class="lineno"> 626</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  </div>
|
|
<div class="line"><a name="l00628"></a><span class="lineno"> 628</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiClear\n"</span>);</div>
|
|
<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  </div>
|
|
<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  lpi->linear_program->Clear();</div>
|
|
<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  </div>
|
|
<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00634"></a><span class="lineno"> 634</span> }</div>
|
|
<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  </div>
|
|
<div class="line"><a name="l00637"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a69472179ed0e902cb865b8bd3941c461"> 637</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a69472179ed0e902cb865b8bd3941c461">SCIPlpiChgBounds</a>(</div>
|
|
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="keywordtype">int</span> ncols, </div>
|
|
<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* ind, </div>
|
|
<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="keyword">const</span> SCIP_Real* lb, </div>
|
|
<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="keyword">const</span> SCIP_Real* ub </div>
|
|
<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  )</div>
|
|
<div class="line"><a name="l00644"></a><span class="lineno"> 644</span> {</div>
|
|
<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  assert( ncols == 0 || (ind != NULL && lb != NULL && ub != NULL) );</div>
|
|
<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  </div>
|
|
<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  SCIPdebugMessage(<span class="stringliteral">"changing %d bounds.\n"</span>, ncols);</div>
|
|
<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  <span class="keywordflow">if</span> ( ncols <= 0 )</div>
|
|
<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  </div>
|
|
<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < ncols; ++i)</div>
|
|
<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  {</div>
|
|
<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  SCIPdebugMessage(<span class="stringliteral">" col %d: [%g,%g]\n"</span>, ind[i], lb[i], ub[i]);</div>
|
|
<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  </div>
|
|
<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  <span class="keywordflow">if</span> ( <a class="code" href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878">SCIPlpiIsInfinity</a>(lpi, lb[i]) )</div>
|
|
<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  {</div>
|
|
<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  SCIPerrorMessage(<span class="stringliteral">"LP Error: fixing lower bound for variable %d to infinity.\n"</span>, ind[i]);</div>
|
|
<div class="line"><a name="l00660"></a><span class="lineno"> 660</span>  <span class="keywordflow">return</span> SCIP_LPERROR;</div>
|
|
<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  }</div>
|
|
<div class="line"><a name="l00662"></a><span class="lineno"> 662</span>  <span class="keywordflow">if</span> ( <a class="code" href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878">SCIPlpiIsInfinity</a>(lpi, -ub[i]) )</div>
|
|
<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  {</div>
|
|
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  SCIPerrorMessage(<span class="stringliteral">"LP Error: fixing upper bound for variable %d to -infinity.\n"</span>, ind[i]);</div>
|
|
<div class="line"><a name="l00665"></a><span class="lineno"> 665</span>  <span class="keywordflow">return</span> SCIP_LPERROR;</div>
|
|
<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  }</div>
|
|
<div class="line"><a name="l00667"></a><span class="lineno"> 667</span>  </div>
|
|
<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  lpi->linear_program->SetVariableBounds(ColIndex(ind[i]), lb[i], ub[i]);</div>
|
|
<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  }</div>
|
|
<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  </div>
|
|
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span> }</div>
|
|
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  </div>
|
|
<div class="line"><a name="l00676"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a00fa12a201791dbba7d4b17a75fe7ae2"> 676</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a00fa12a201791dbba7d4b17a75fe7ae2">SCIPlpiChgSides</a>(</div>
|
|
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  <span class="keywordtype">int</span> nrows, </div>
|
|
<div class="line"><a name="l00679"></a><span class="lineno"> 679</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* ind, </div>
|
|
<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  <span class="keyword">const</span> SCIP_Real* lhs, </div>
|
|
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keyword">const</span> SCIP_Real* rhs </div>
|
|
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  )</div>
|
|
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span> {</div>
|
|
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  </div>
|
|
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  <span class="keywordflow">if</span> ( nrows <= 0 )</div>
|
|
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  </div>
|
|
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  SCIPdebugMessage(<span class="stringliteral">"changing %d sides\n"</span>, nrows);</div>
|
|
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  </div>
|
|
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < nrows; ++i)</div>
|
|
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span>  lpi->linear_program->SetConstraintBounds(RowIndex(ind[i]), lhs[i], rhs[i]);</div>
|
|
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  </div>
|
|
<div class="line"><a name="l00695"></a><span class="lineno"> 695</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  </div>
|
|
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span> }</div>
|
|
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  </div>
|
|
<div class="line"><a name="l00701"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aff2b648673b8baac9903c236a97c267b"> 701</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#aff2b648673b8baac9903c236a97c267b">SCIPlpiChgCoef</a>(</div>
|
|
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, </div>
|
|
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  <span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, </div>
|
|
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  SCIP_Real newval </div>
|
|
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  )</div>
|
|
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span> {</div>
|
|
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00710"></a><span class="lineno"> 710</span>  assert( 0 <= <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> && row < lpi->linear_program->num_constraints().value() );</div>
|
|
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  assert( 0 <= <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> && col < lpi->linear_program->num_variables().value() );</div>
|
|
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span>  </div>
|
|
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  SCIPdebugMessage(<span class="stringliteral">"Set coefficient (%d,%d) to %f.\n"</span>, <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, newval);</div>
|
|
<div class="line"><a name="l00714"></a><span class="lineno"> 714</span>  lpi->linear_program->CleanUp();</div>
|
|
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  assert( lpi->linear_program->IsCleanedUp() );</div>
|
|
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  lpi->linear_program->SetCoefficient(RowIndex(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>), ColIndex(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>), newval);</div>
|
|
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  </div>
|
|
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  </div>
|
|
<div class="line"><a name="l00720"></a><span class="lineno"> 720</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span> }</div>
|
|
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span>  </div>
|
|
<div class="line"><a name="l00724"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a0d794ce162ec1c45eb776baa2ffdc79c"> 724</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a0d794ce162ec1c45eb776baa2ffdc79c">SCIPlpiChgObjsen</a>(</div>
|
|
<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  SCIP_OBJSEN objsen </div>
|
|
<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  )</div>
|
|
<div class="line"><a name="l00728"></a><span class="lineno"> 728</span> {</div>
|
|
<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  assert( lpi != NULL);</div>
|
|
<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  assert( lpi->linear_program != NULL);</div>
|
|
<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  </div>
|
|
<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  SCIPdebugMessage(<span class="stringliteral">"changing objective sense to %d\n"</span>, objsen);</div>
|
|
<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  </div>
|
|
<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  <span class="keywordflow">switch</span> (objsen)</div>
|
|
<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  {</div>
|
|
<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  <span class="keywordflow">case</span> SCIP_OBJSEN_MAXIMIZE:</div>
|
|
<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  lpi->linear_program->SetMaximizationProblem(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  <span class="keywordflow">case</span> SCIP_OBJSEN_MINIMIZE:</div>
|
|
<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  lpi->linear_program->SetMaximizationProblem(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  }</div>
|
|
<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00744"></a><span class="lineno"> 744</span>  </div>
|
|
<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00746"></a><span class="lineno"> 746</span> }</div>
|
|
<div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  </div>
|
|
<div class="line"><a name="l00749"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ae85f1023fa21b9304c3f73f61640ef5d"> 749</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ae85f1023fa21b9304c3f73f61640ef5d">SCIPlpiChgObj</a>(</div>
|
|
<div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="keywordtype">int</span> ncols, </div>
|
|
<div class="line"><a name="l00752"></a><span class="lineno"> 752</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* ind, </div>
|
|
<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  <span class="keyword">const</span> SCIP_Real* obj </div>
|
|
<div class="line"><a name="l00754"></a><span class="lineno"> 754</span>  )</div>
|
|
<div class="line"><a name="l00755"></a><span class="lineno"> 755</span> {</div>
|
|
<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  assert( ind != NULL );</div>
|
|
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  assert( obj != NULL );</div>
|
|
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  </div>
|
|
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  SCIPdebugMessage(<span class="stringliteral">"changing %d objective values\n"</span>, ncols);</div>
|
|
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  </div>
|
|
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < ncols; ++i)</div>
|
|
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span>  lpi->linear_program->SetObjectiveCoefficient(ColIndex(ind[i]), obj[i]);</div>
|
|
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  </div>
|
|
<div class="line"><a name="l00766"></a><span class="lineno"> 766</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  </div>
|
|
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span> }</div>
|
|
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  </div>
|
|
<div class="line"><a name="l00772"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#af94ca6a608b8e0be96158d78270b2715"> 772</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#af94ca6a608b8e0be96158d78270b2715">SCIPlpiScaleRow</a>(</div>
|
|
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  <span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, </div>
|
|
<div class="line"><a name="l00775"></a><span class="lineno"> 775</span>  SCIP_Real scaleval </div>
|
|
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  )</div>
|
|
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span> {</div>
|
|
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  SCIP_Real* vals;</div>
|
|
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  SCIP_Real lhs;</div>
|
|
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  SCIP_Real rhs;</div>
|
|
<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  <span class="keywordtype">int</span> nnonz;</div>
|
|
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  <span class="keywordtype">int</span>* inds;</div>
|
|
<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <span class="keywordtype">int</span> beg;</div>
|
|
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  </div>
|
|
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00787"></a><span class="lineno"> 787</span>  </div>
|
|
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  SCIPdebugMessage(<span class="stringliteral">"Scale row %d by %f.\n"</span>, <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, scaleval);</div>
|
|
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span>  </div>
|
|
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  <span class="comment">/* alloc memory */</span></div>
|
|
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span>  ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  </div>
|
|
<div class="line"><a name="l00793"></a><span class="lineno"> 793</span>  SCIP_ALLOC( BMSallocMemoryArray(&inds, num_cols.value()) );</div>
|
|
<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  SCIP_ALLOC( BMSallocMemoryArray(&vals, num_cols.value()) );</div>
|
|
<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  </div>
|
|
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  <span class="comment">/* get the row */</span></div>
|
|
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#aa925f44c4f2e5640b79ff87f8166d92e">SCIPlpiGetRows</a>(lpi, <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, &lhs, &rhs, &nnonz, &beg, inds, vals) );</div>
|
|
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span>  </div>
|
|
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  <span class="comment">/* scale row coefficients */</span></div>
|
|
<div class="line"><a name="l00800"></a><span class="lineno"> 800</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < nnonz; ++j)</div>
|
|
<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  {</div>
|
|
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#aff2b648673b8baac9903c236a97c267b">SCIPlpiChgCoef</a>(lpi, <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, inds[j], vals[j] * scaleval) );</div>
|
|
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  }</div>
|
|
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  BMSfreeMemoryArray(&vals);</div>
|
|
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  BMSfreeMemoryArray(&inds);</div>
|
|
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  </div>
|
|
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  <span class="comment">/* scale row sides */</span></div>
|
|
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878">SCIPlpiIsInfinity</a>(lpi, -lhs) )</div>
|
|
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  lhs *= scaleval;</div>
|
|
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( scaleval < 0.0 )</div>
|
|
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  lhs = <a class="code" href="lpi__glop_8cc.html#a0b732c1d334aa020a4745e550adad4a5">SCIPlpiInfinity</a>(lpi);</div>
|
|
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  </div>
|
|
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878">SCIPlpiIsInfinity</a>(lpi, rhs) )</div>
|
|
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  rhs *= scaleval;</div>
|
|
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( scaleval < 0.0 )</div>
|
|
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  rhs = -<a class="code" href="lpi__glop_8cc.html#a0b732c1d334aa020a4745e550adad4a5">SCIPlpiInfinity</a>(lpi);</div>
|
|
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  </div>
|
|
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  <span class="keywordflow">if</span> ( scaleval > 0.0 )</div>
|
|
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  {</div>
|
|
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a00fa12a201791dbba7d4b17a75fe7ae2">SCIPlpiChgSides</a>(lpi, 1, &<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, &lhs, &rhs) );</div>
|
|
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  }</div>
|
|
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  {</div>
|
|
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a00fa12a201791dbba7d4b17a75fe7ae2">SCIPlpiChgSides</a>(lpi, 1, &<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, &rhs, &lhs) );</div>
|
|
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span>  }</div>
|
|
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  </div>
|
|
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  </div>
|
|
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span> }</div>
|
|
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  </div>
|
|
<div class="line"><a name="l00835"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a598ccc37a344e88c584b37691f162432"> 835</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a598ccc37a344e88c584b37691f162432">SCIPlpiScaleCol</a>(</div>
|
|
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  <span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, </div>
|
|
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  SCIP_Real scaleval </div>
|
|
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  )</div>
|
|
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span> {</div>
|
|
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  SCIP_Real* vals;</div>
|
|
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  SCIP_Real lb;</div>
|
|
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  SCIP_Real ub;</div>
|
|
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  SCIP_Real obj;</div>
|
|
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  <span class="keywordtype">int</span> nnonz;</div>
|
|
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  <span class="keywordtype">int</span>* inds;</div>
|
|
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  <span class="keywordtype">int</span> beg;</div>
|
|
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  </div>
|
|
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  </div>
|
|
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  SCIPdebugMessage(<span class="stringliteral">"Scale column %d by %f.\n"</span>, <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, scaleval);</div>
|
|
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  </div>
|
|
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  <span class="comment">/* alloc memory */</span></div>
|
|
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  </div>
|
|
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  SCIP_ALLOC( BMSallocMemoryArray(&inds, num_rows.value()) );</div>
|
|
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  SCIP_ALLOC( BMSallocMemoryArray(&vals, num_rows.value()) );</div>
|
|
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  </div>
|
|
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  <span class="comment">/* get the column */</span></div>
|
|
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a9b718ef73cb5d6544472fb05f2193d37">SCIPlpiGetCols</a>(lpi, <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, &lb, &ub, &nnonz, &beg, inds, vals) );</div>
|
|
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  </div>
|
|
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span>  <span class="comment">/* scale column coefficients */</span></div>
|
|
<div class="line"><a name="l00864"></a><span class="lineno"> 864</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < nnonz; ++j)</div>
|
|
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  {</div>
|
|
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#aff2b648673b8baac9903c236a97c267b">SCIPlpiChgCoef</a>(lpi, <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, inds[j], vals[j] * scaleval) );</div>
|
|
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  }</div>
|
|
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  BMSfreeMemoryArray(&vals);</div>
|
|
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  BMSfreeMemoryArray(&inds);</div>
|
|
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  </div>
|
|
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="comment">/* scale objective value */</span></div>
|
|
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#accf7c7a0ba8f375dbfa9bce872586951">SCIPlpiGetObj</a>(lpi, <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, &obj) );</div>
|
|
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  obj *= scaleval;</div>
|
|
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#ae85f1023fa21b9304c3f73f61640ef5d">SCIPlpiChgObj</a>(lpi, 1, &<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, &obj) );</div>
|
|
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  </div>
|
|
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  <span class="comment">/* scale bound */</span></div>
|
|
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878">SCIPlpiIsInfinity</a>(lpi, -lb) )</div>
|
|
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  lb *= scaleval;</div>
|
|
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( scaleval < 0.0 )</div>
|
|
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  lb = <a class="code" href="lpi__glop_8cc.html#a0b732c1d334aa020a4745e550adad4a5">SCIPlpiInfinity</a>(lpi);</div>
|
|
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  </div>
|
|
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878">SCIPlpiIsInfinity</a>(lpi, ub) )</div>
|
|
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  ub *= scaleval;</div>
|
|
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ( scaleval < 0.0 )</div>
|
|
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  ub = -<a class="code" href="lpi__glop_8cc.html#a0b732c1d334aa020a4745e550adad4a5">SCIPlpiInfinity</a>(lpi);</div>
|
|
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span>  </div>
|
|
<div class="line"><a name="l00887"></a><span class="lineno"> 887</span>  <span class="keywordflow">if</span> ( scaleval > 0.0 )</div>
|
|
<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  {</div>
|
|
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a69472179ed0e902cb865b8bd3941c461">SCIPlpiChgBounds</a>(lpi, 1, &<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, &lb, &ub) );</div>
|
|
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  }</div>
|
|
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  {</div>
|
|
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a69472179ed0e902cb865b8bd3941c461">SCIPlpiChgBounds</a>(lpi, 1, &<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, &ub, &lb) );</div>
|
|
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  }</div>
|
|
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  </div>
|
|
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span> }</div>
|
|
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  </div>
|
|
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  </div>
|
|
<div class="line"><a name="l00905"></a><span class="lineno"> 905</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span> <span class="comment"> * Data Accessing Methods</span></div>
|
|
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  </div>
|
|
<div class="line"><a name="l00913"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#afc4ba497c8fef592df0c5bf7745bf9d8"> 913</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#afc4ba497c8fef592df0c5bf7745bf9d8">SCIPlpiGetNRows</a>(</div>
|
|
<div class="line"><a name="l00914"></a><span class="lineno"> 914</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00915"></a><span class="lineno"> 915</span>  <span class="keywordtype">int</span>* nrows </div>
|
|
<div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  )</div>
|
|
<div class="line"><a name="l00917"></a><span class="lineno"> 917</span> {</div>
|
|
<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  assert( nrows != NULL );</div>
|
|
<div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  </div>
|
|
<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  SCIPdebugMessage(<span class="stringliteral">"getting number of rows.\n"</span>);</div>
|
|
<div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  </div>
|
|
<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  *nrows = lpi->linear_program->num_constraints().value();</div>
|
|
<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  </div>
|
|
<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00927"></a><span class="lineno"> 927</span> }</div>
|
|
<div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  </div>
|
|
<div class="line"><a name="l00930"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#af0f0eab6882439ab9e263d6754c102f3"> 930</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#af0f0eab6882439ab9e263d6754c102f3">SCIPlpiGetNCols</a>(</div>
|
|
<div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  <span class="keywordtype">int</span>* ncols </div>
|
|
<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  )</div>
|
|
<div class="line"><a name="l00934"></a><span class="lineno"> 934</span> {</div>
|
|
<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00936"></a><span class="lineno"> 936</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  assert( ncols != NULL );</div>
|
|
<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  </div>
|
|
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  SCIPdebugMessage(<span class="stringliteral">"getting number of columns.\n"</span>);</div>
|
|
<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  </div>
|
|
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  *ncols = lpi->linear_program->num_variables().value();</div>
|
|
<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  </div>
|
|
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span> }</div>
|
|
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  </div>
|
|
<div class="line"><a name="l00947"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aee46b15c0fa3d6d86be4e3bf741f34b7"> 947</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#aee46b15c0fa3d6d86be4e3bf741f34b7">SCIPlpiGetObjsen</a>(</div>
|
|
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  SCIP_OBJSEN* objsen </div>
|
|
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  )</div>
|
|
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span> {</div>
|
|
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00954"></a><span class="lineno"> 954</span>  assert( objsen != NULL );</div>
|
|
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  </div>
|
|
<div class="line"><a name="l00956"></a><span class="lineno"> 956</span>  SCIPdebugMessage(<span class="stringliteral">"getting objective sense.\n"</span>);</div>
|
|
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  </div>
|
|
<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  *objsen = lpi->linear_program->IsMaximizationProblem() ? SCIP_OBJSEN_MAXIMIZE : SCIP_OBJSEN_MINIMIZE;</div>
|
|
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  </div>
|
|
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00961"></a><span class="lineno"> 961</span> }</div>
|
|
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  </div>
|
|
<div class="line"><a name="l00964"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a4e84473a9742d228d1112cf94e0337e7"> 964</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a4e84473a9742d228d1112cf94e0337e7">SCIPlpiGetNNonz</a>(</div>
|
|
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  <span class="keywordtype">int</span>* nnonz </div>
|
|
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  )</div>
|
|
<div class="line"><a name="l00968"></a><span class="lineno"> 968</span> {</div>
|
|
<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  assert( nnonz != NULL );</div>
|
|
<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  </div>
|
|
<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  SCIPdebugMessage(<span class="stringliteral">"getting number of non-zeros.\n"</span>);</div>
|
|
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  </div>
|
|
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  *nnonz = (int) lpi->linear_program->num_entries().value();</div>
|
|
<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  </div>
|
|
<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l00978"></a><span class="lineno"> 978</span> }</div>
|
|
<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  </div>
|
|
<div class="line"><a name="l00984"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a9b718ef73cb5d6544472fb05f2193d37"> 984</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a9b718ef73cb5d6544472fb05f2193d37">SCIPlpiGetCols</a>(</div>
|
|
<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  <span class="keywordtype">int</span> firstcol, </div>
|
|
<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  <span class="keywordtype">int</span> lastcol, </div>
|
|
<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  SCIP_Real* lb, </div>
|
|
<div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  SCIP_Real* ub, </div>
|
|
<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  <span class="keywordtype">int</span>* nnonz, </div>
|
|
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  <span class="keywordtype">int</span>* beg, </div>
|
|
<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  <span class="keywordtype">int</span>* ind, </div>
|
|
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  SCIP_Real* val </div>
|
|
<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  )</div>
|
|
<div class="line"><a name="l00995"></a><span class="lineno"> 995</span> {</div>
|
|
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  assert( 0 <= firstcol && firstcol <= lastcol && lastcol < lpi->linear_program->num_variables() );</div>
|
|
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  assert( (lb != NULL && ub != NULL) || (lb == NULL && ub == NULL) );</div>
|
|
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  assert( (nnonz != NULL && beg != NULL && ind != NULL && val != NULL) || (nnonz == NULL && beg == NULL && ind == NULL && val == NULL) );</div>
|
|
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  </div>
|
|
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a4dc8ae0f97c4110f3cc770715b2bbd12">DenseRow</a>& tmplb = lpi->linear_program->variable_lower_bounds();</div>
|
|
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a4dc8ae0f97c4110f3cc770715b2bbd12">DenseRow</a>& tmpub = lpi->linear_program->variable_upper_bounds();</div>
|
|
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>  </div>
|
|
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  <span class="keywordflow">if</span> ( nnonz != NULL )</div>
|
|
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  {</div>
|
|
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  assert( beg != NULL );</div>
|
|
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  assert( ind != NULL );</div>
|
|
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  assert( val != NULL );</div>
|
|
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  </div>
|
|
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  *nnonz = 0;</div>
|
|
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0;</div>
|
|
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(firstcol); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> <= ColIndex(lastcol); ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, ++<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)</div>
|
|
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  {</div>
|
|
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  <span class="keywordflow">if</span> ( lb != NULL )</div>
|
|
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  lb[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = tmplb[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  <span class="keywordflow">if</span> ( ub != NULL )</div>
|
|
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  ub[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = tmpub[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  </div>
|
|
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  beg[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = *nnonz;</div>
|
|
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1glop_1_1_sparse_column.html">SparseColumn</a>& column = lpi->linear_program->GetSparseColumn(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>);</div>
|
|
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> SparseColumn::Entry& entry : column)</div>
|
|
<div class="line"><a name="l01023"></a><span class="lineno"> 1023</span>  {</div>
|
|
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  <span class="keyword">const</span> RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> = entry.row();</div>
|
|
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  ind[*nnonz] = <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value();</div>
|
|
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span>  val[*nnonz] = entry.coefficient();</div>
|
|
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  ++(*nnonz);</div>
|
|
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span>  }</div>
|
|
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  }</div>
|
|
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span>  }</div>
|
|
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  {</div>
|
|
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0;</div>
|
|
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(firstcol); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> <= ColIndex(lastcol); ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, ++<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)</div>
|
|
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span>  {</div>
|
|
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  <span class="keywordflow">if</span> ( lb != NULL )</div>
|
|
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span>  lb[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = tmplb[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  <span class="keywordflow">if</span> ( ub != NULL )</div>
|
|
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  ub[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = tmpub[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span>  }</div>
|
|
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  }</div>
|
|
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span>  </div>
|
|
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span> }</div>
|
|
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  </div>
|
|
<div class="line"><a name="l01050"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aa925f44c4f2e5640b79ff87f8166d92e"> 1050</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#aa925f44c4f2e5640b79ff87f8166d92e">SCIPlpiGetRows</a>(</div>
|
|
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span>  <span class="keywordtype">int</span> firstrow, </div>
|
|
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span>  <span class="keywordtype">int</span> lastrow, </div>
|
|
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span>  SCIP_Real* lhs, </div>
|
|
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span>  SCIP_Real* rhs, </div>
|
|
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span>  <span class="keywordtype">int</span>* nnonz, </div>
|
|
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span>  <span class="keywordtype">int</span>* beg, </div>
|
|
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span>  <span class="keywordtype">int</span>* ind, </div>
|
|
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  SCIP_Real* val </div>
|
|
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  )</div>
|
|
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span> {</div>
|
|
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  assert( 0 <= firstrow && firstrow <= lastrow && lastrow < lpi->linear_program->num_constraints() );</div>
|
|
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span>  assert( (lhs == NULL && rhs == NULL) || (rhs != NULL && lhs != NULL) );</div>
|
|
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span>  assert( (nnonz != NULL && beg != NULL && ind != NULL && val != NULL) || (nnonz == NULL && beg == NULL && ind == NULL && val == NULL) );</div>
|
|
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span>  </div>
|
|
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae5fa9e57c2d31b294195ed8a9e17bfac">DenseColumn</a>& tmplhs = lpi->linear_program->constraint_lower_bounds();</div>
|
|
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae5fa9e57c2d31b294195ed8a9e17bfac">DenseColumn</a>& tmprhs = lpi->linear_program->constraint_upper_bounds();</div>
|
|
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  </div>
|
|
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <span class="keywordflow">if</span> ( nnonz != NULL )</div>
|
|
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span>  {</div>
|
|
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  assert( beg != NULL );</div>
|
|
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span>  assert( ind != NULL );</div>
|
|
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  assert( val != NULL );</div>
|
|
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  </div>
|
|
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1glop_1_1_sparse_matrix.html">SparseMatrix</a>& matrixtrans = lpi->linear_program->GetTransposeSparseMatrix();</div>
|
|
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  </div>
|
|
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  *nnonz = 0;</div>
|
|
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0;</div>
|
|
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(firstrow); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> <= RowIndex(lastrow); ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, ++<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)</div>
|
|
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>  {</div>
|
|
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>  <span class="keywordflow">if</span> ( lhs != NULL )</div>
|
|
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>  lhs[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = tmplhs[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>  <span class="keywordflow">if</span> ( rhs != NULL )</div>
|
|
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  rhs[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = tmprhs[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  </div>
|
|
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  beg[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = *nnonz;</div>
|
|
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1glop_1_1_sparse_column.html">SparseColumn</a>& column = matrixtrans.<a class="code" href="classoperations__research_1_1glop_1_1_sparse_matrix.html#adc6b282d2cc7afc75b60ee44a6bfb2ac">column</a>(ColIndex(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value()));</div>
|
|
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> SparseColumn::Entry& entry : column)</div>
|
|
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  {</div>
|
|
<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span>  <span class="keyword">const</span> RowIndex rowidx = entry.row();</div>
|
|
<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span>  ind[*nnonz] = rowidx.value();</div>
|
|
<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  val[*nnonz] = entry.coefficient();</div>
|
|
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  ++(*nnonz);</div>
|
|
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  }</div>
|
|
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>  }</div>
|
|
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  }</div>
|
|
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>  {</div>
|
|
<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0;</div>
|
|
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(firstrow); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> <= RowIndex(lastrow); ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, ++<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)</div>
|
|
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  {</div>
|
|
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  <span class="keywordflow">if</span> ( lhs != NULL )</div>
|
|
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  lhs[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = tmplhs[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  <span class="keywordflow">if</span> ( rhs != NULL )</div>
|
|
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  rhs[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = tmprhs[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  }</div>
|
|
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span>  }</div>
|
|
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  </div>
|
|
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span> }</div>
|
|
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span>  </div>
|
|
<div class="line"><a name="l01115"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aa01800088106fccc11758d86646a1933"> 1115</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#aa01800088106fccc11758d86646a1933">SCIPlpiGetColNames</a>(</div>
|
|
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  <span class="keywordtype">int</span> firstcol, </div>
|
|
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  <span class="keywordtype">int</span> lastcol, </div>
|
|
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  <span class="keywordtype">char</span>** colnames, </div>
|
|
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>  <span class="keywordtype">char</span>* namestorage, </div>
|
|
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>  <span class="keywordtype">int</span> namestoragesize, </div>
|
|
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  <span class="keywordtype">int</span>* storageleft </div>
|
|
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  )</div>
|
|
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span> {</div>
|
|
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>  assert( colnames != NULL || namestoragesize == 0 );</div>
|
|
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  assert( namestorage != NULL || namestoragesize == 0 );</div>
|
|
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  assert( namestoragesize >= 0 );</div>
|
|
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  assert( storageleft != NULL );</div>
|
|
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span>  assert( 0 <= firstcol && firstcol <= lastcol && lastcol < lpi->linear_program->num_variables() );</div>
|
|
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>  </div>
|
|
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span>  SCIPerrorMessage(<span class="stringliteral">"SCIPlpiGetColNames() has not been implemented yet.\n"</span>);</div>
|
|
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  </div>
|
|
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span>  <span class="keywordflow">return</span> SCIP_NOTIMPLEMENTED;</div>
|
|
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span> }</div>
|
|
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span>  </div>
|
|
<div class="line"><a name="l01139"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ab84a1811166e562112166eeddafe5f08"> 1139</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ab84a1811166e562112166eeddafe5f08">SCIPlpiGetRowNames</a>(</div>
|
|
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  <span class="keywordtype">int</span> firstrow, </div>
|
|
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  <span class="keywordtype">int</span> lastrow, </div>
|
|
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  <span class="keywordtype">char</span>** rownames, </div>
|
|
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span>  <span class="keywordtype">char</span>* namestorage, </div>
|
|
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  <span class="keywordtype">int</span> namestoragesize, </div>
|
|
<div class="line"><a name="l01146"></a><span class="lineno"> 1146</span>  <span class="keywordtype">int</span>* storageleft </div>
|
|
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  )</div>
|
|
<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span> {</div>
|
|
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  assert( rownames != NULL || namestoragesize == 0 );</div>
|
|
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  assert( namestorage != NULL || namestoragesize == 0 );</div>
|
|
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  assert( namestoragesize >= 0 );</div>
|
|
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  assert( storageleft != NULL );</div>
|
|
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  assert( 0 <= firstrow && firstrow <= lastrow && lastrow < lpi->linear_program->num_constraints() );</div>
|
|
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>  </div>
|
|
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>  SCIPerrorMessage(<span class="stringliteral">"SCIPlpiGetRowNames() has not been implemented yet.\n"</span>);</div>
|
|
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>  </div>
|
|
<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>  <span class="keywordflow">return</span> SCIP_NOTIMPLEMENTED;</div>
|
|
<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span> }</div>
|
|
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  </div>
|
|
<div class="line"><a name="l01163"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#accf7c7a0ba8f375dbfa9bce872586951"> 1163</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#accf7c7a0ba8f375dbfa9bce872586951">SCIPlpiGetObj</a>(</div>
|
|
<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  <span class="keywordtype">int</span> firstcol, </div>
|
|
<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>  <span class="keywordtype">int</span> lastcol, </div>
|
|
<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  SCIP_Real* vals </div>
|
|
<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  )</div>
|
|
<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span> {</div>
|
|
<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  assert( firstcol <= lastcol );</div>
|
|
<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>  assert( vals != NULL );</div>
|
|
<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  </div>
|
|
<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>  SCIPdebugMessage(<span class="stringliteral">"getting objective values %d to %d\n"</span>, firstcol, lastcol);</div>
|
|
<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  </div>
|
|
<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0;</div>
|
|
<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(firstcol); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> <= ColIndex(lastcol); ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  {</div>
|
|
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  vals[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = lpi->linear_program->objective_coefficients()[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  ++<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>;</div>
|
|
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>  }</div>
|
|
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>  </div>
|
|
<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span> }</div>
|
|
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  </div>
|
|
<div class="line"><a name="l01188"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a534fd30b49c755aea9b96a0365ee41b0"> 1188</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a534fd30b49c755aea9b96a0365ee41b0">SCIPlpiGetBounds</a>(</div>
|
|
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  <span class="keywordtype">int</span> firstcol, </div>
|
|
<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  <span class="keywordtype">int</span> lastcol, </div>
|
|
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>  SCIP_Real* lbs, </div>
|
|
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>  SCIP_Real* ubs </div>
|
|
<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  )</div>
|
|
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span> {</div>
|
|
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>  assert( firstcol <= lastcol );</div>
|
|
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>  </div>
|
|
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>  SCIPdebugMessage(<span class="stringliteral">"getting bounds %d to %d\n"</span>, firstcol, lastcol);</div>
|
|
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  </div>
|
|
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0;</div>
|
|
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(firstcol); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> <= ColIndex(lastcol); ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>  {</div>
|
|
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>  <span class="keywordflow">if</span> ( lbs != NULL )</div>
|
|
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>  lbs[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = lpi->linear_program->variable_lower_bounds()[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  </div>
|
|
<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  <span class="keywordflow">if</span> ( ubs != NULL )</div>
|
|
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  ubs[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = lpi->linear_program->variable_upper_bounds()[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  </div>
|
|
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  ++<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>;</div>
|
|
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  }</div>
|
|
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  </div>
|
|
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span> }</div>
|
|
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  </div>
|
|
<div class="line"><a name="l01218"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#abd761e9fb6a1dd346a08c94a50192d8b"> 1218</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#abd761e9fb6a1dd346a08c94a50192d8b">SCIPlpiGetSides</a>(</div>
|
|
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>  <span class="keywordtype">int</span> firstrow, </div>
|
|
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  <span class="keywordtype">int</span> lastrow, </div>
|
|
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>  SCIP_Real* lhss, </div>
|
|
<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  SCIP_Real* rhss </div>
|
|
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>  )</div>
|
|
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span> {</div>
|
|
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  assert( firstrow <= lastrow );</div>
|
|
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  </div>
|
|
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  SCIPdebugMessage(<span class="stringliteral">"getting row sides %d to %d\n"</span>, firstrow, lastrow);</div>
|
|
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>  </div>
|
|
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0;</div>
|
|
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(firstrow); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> <= RowIndex(lastrow); ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  {</div>
|
|
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  <span class="keywordflow">if</span> ( lhss != NULL )</div>
|
|
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  lhss[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = lpi->linear_program->constraint_lower_bounds()[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>  </div>
|
|
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  <span class="keywordflow">if</span> ( rhss != NULL )</div>
|
|
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  rhss[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = lpi->linear_program->constraint_upper_bounds()[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  </div>
|
|
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  ++<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>;</div>
|
|
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>  }</div>
|
|
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  </div>
|
|
<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span> }</div>
|
|
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  </div>
|
|
<div class="line"><a name="l01248"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a7ae0750d24c1e5ad1c719ca4a601b511"> 1248</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a7ae0750d24c1e5ad1c719ca4a601b511">SCIPlpiGetCoef</a>(</div>
|
|
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  <span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, </div>
|
|
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  <span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, </div>
|
|
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  SCIP_Real* val </div>
|
|
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  )</div>
|
|
<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span> {</div>
|
|
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>  assert( val != NULL );</div>
|
|
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  </div>
|
|
<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>  <span class="comment">/* quite slow method: possibly needs linear time if matrix is not sorted */</span></div>
|
|
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1glop_1_1_sparse_matrix.html">SparseMatrix</a>& matrix = lpi->linear_program->GetSparseMatrix();</div>
|
|
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>  *val = matrix.<a class="code" href="classoperations__research_1_1glop_1_1_sparse_matrix.html#a566008ab9fd3e3dbec96263bc3c45061">LookUpValue</a>(RowIndex(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>), ColIndex(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>));</div>
|
|
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  </div>
|
|
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span> }</div>
|
|
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  </div>
|
|
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span> <span class="comment"> * Solving Methods</span></div>
|
|
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  </div>
|
|
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l01280"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#abbb75deccb384c85df969542b61e2d81"> 1280</a></span> <span class="keywordtype">void</span> <a class="code" href="lpi__glop_8cc.html#abbb75deccb384c85df969542b61e2d81">updateScaledLP</a>(</div>
|
|
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>  )</div>
|
|
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span> {</div>
|
|
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>  <span class="keywordflow">if</span> ( ! lpi->lp_modified_since_last_solve )</div>
|
|
<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>  <span class="keywordflow">return</span>;</div>
|
|
<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>  </div>
|
|
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>  lpi->scaled_lp->PopulateFromLinearProgram(*lpi->linear_program);</div>
|
|
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>  lpi->scaled_lp->AddSlackVariablesWhereNecessary(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>  </div>
|
|
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>  <span class="comment">/* @todo: Avoid doing a copy if there is no scaling. */</span></div>
|
|
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>  <span class="comment">/* @todo: Avoid rescaling if not much changed. */</span></div>
|
|
<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  <span class="keywordflow">if</span> ( lpi->parameters->use_scaling() )</div>
|
|
<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>  lpi->scaler->Scale(lpi->scaled_lp);</div>
|
|
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>  lpi->scaler->Clear();</div>
|
|
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span> }</div>
|
|
<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  </div>
|
|
<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l01300"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ae14719760c2914e9c83a62ce8096549f"> 1300</a></span> <span class="keywordtype">bool</span> <a class="code" href="lpi__glop_8cc.html#ae14719760c2914e9c83a62ce8096549f">checkUnscaledPrimalFeasibility</a>(</div>
|
|
<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  )</div>
|
|
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span> {</div>
|
|
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  </div>
|
|
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span> <span class="preprocessor">#if UNSCALEDFEAS_CHECK == 1</span></div>
|
|
<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>  <span class="comment">/* get unscaled solution */</span></div>
|
|
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#a4dc8ae0f97c4110f3cc770715b2bbd12">DenseRow</a> unscaledsol(num_cols);</div>
|
|
<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> = ColIndex(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>  unscaledsol[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>] = lpi->scaler->UnscaleVariableValue(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, lpi->solver->GetVariableValue(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>));</div>
|
|
<div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>  </div>
|
|
<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>  <span class="comment">/* if the solution is not feasible w.r.t. absolute tolerances, try to fix it in the unscaled problem */</span></div>
|
|
<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> feastol = lpi->parameters->primal_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>  <span class="keywordflow">return</span> lpi->linear_program->SolutionIsLPFeasible(unscaledsol, feastol);</div>
|
|
<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span>  </div>
|
|
<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span> <span class="preprocessor">#elif UNSCALEDFEAS_CHECK == 2</span></div>
|
|
<div class="line"><a name="l01320"></a><span class="lineno"> 1320</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> feastol = lpi->parameters->primal_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>  </div>
|
|
<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>  <span class="comment">/* check bounds of unscaled solution */</span></div>
|
|
<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> = ColIndex(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>  {</div>
|
|
<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> val = lpi->scaler->UnscaleVariableValue(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, lpi->solver->GetVariableValue(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>));</div>
|
|
<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> lb = lpi->linear_program->variable_lower_bounds()[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>  <span class="keywordflow">if</span> ( val < lb - feastol )</div>
|
|
<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> ub = lpi->linear_program->variable_upper_bounds()[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>  <span class="keywordflow">if</span> ( val > ub + feastol )</div>
|
|
<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>  }</div>
|
|
<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  </div>
|
|
<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  <span class="comment">/* check activities of unscaled solution */</span></div>
|
|
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  {</div>
|
|
<div class="line"><a name="l01339"></a><span class="lineno"> 1339</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> val = lpi->scaler->UnscaleConstraintActivity(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, lpi->solver->GetConstraintActivity(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>));</div>
|
|
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> lhs = lpi->linear_program->constraint_lower_bounds()[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>  <span class="keywordflow">if</span> ( val < lhs - feastol )</div>
|
|
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> rhs = lpi->linear_program->constraint_upper_bounds()[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>  <span class="keywordflow">if</span> ( val > rhs + feastol )</div>
|
|
<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  }</div>
|
|
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>  </div>
|
|
<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span> }</div>
|
|
<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  </div>
|
|
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l01354"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aab7b24ea74f88abd5965ed593be07d38"> 1354</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#aab7b24ea74f88abd5965ed593be07d38">SolveInternal</a>(</div>
|
|
<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>  <span class="keywordtype">bool</span> recursive, </div>
|
|
<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>  std::unique_ptr<TimeLimit>& <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a> </div>
|
|
<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  )</div>
|
|
<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span> {</div>
|
|
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  assert( lpi->parameters != NULL );</div>
|
|
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  </div>
|
|
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>  <a class="code" href="lpi__glop_8cc.html#abbb75deccb384c85df969542b61e2d81">updateScaledLP</a>(lpi);</div>
|
|
<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>  </div>
|
|
<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>  lpi->solver->SetParameters(*(lpi->parameters));</div>
|
|
<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>  lpi->lp_time_limit_was_reached = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span>  </div>
|
|
<div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>  <span class="comment">/* possibly ignore warm start information for next solve */</span></div>
|
|
<div class="line"><a name="l01370"></a><span class="lineno"> 1370</span>  <span class="keywordflow">if</span> ( lpi->from_scratch )</div>
|
|
<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>  lpi->solver->ClearStateForNextSolve();</div>
|
|
<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>  </div>
|
|
<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>  <span class="keywordflow">if</span> ( ! lpi->solver->Solve(*(lpi->scaled_lp), <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>.get()).ok() )</div>
|
|
<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>  {</div>
|
|
<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>  <span class="keywordflow">return</span> SCIP_LPERROR;</div>
|
|
<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>  }</div>
|
|
<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>  lpi->lp_time_limit_was_reached = <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>->LimitReached();</div>
|
|
<div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>  <span class="keywordflow">if</span> ( recursive )</div>
|
|
<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>  lpi->niterations += (SCIP_Longint) lpi->solver->GetNumberOfIterations();</div>
|
|
<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>  lpi->niterations = (SCIP_Longint) lpi->solver->GetNumberOfIterations();</div>
|
|
<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span>  </div>
|
|
<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>  SCIPdebugMessage(<span class="stringliteral">"status=%s obj=%f iter=%ld.\n"</span>, <a class="code" href="namespaceoperations__research_1_1glop.html#a509c4e359e6f7041eddfac3f1c46a92f">GetProblemStatusString</a>(lpi->solver->GetProblemStatus()).c_str(),</div>
|
|
<div class="line"><a name="l01384"></a><span class="lineno"> 1384</span>  lpi->solver->GetObjectiveValue(), lpi->solver->GetNumberOfIterations());</div>
|
|
<div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>  </div>
|
|
<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
|
|
<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  <span class="keywordflow">if</span> ( (status == ProblemStatus::PRIMAL_FEASIBLE || status == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">ProblemStatus::OPTIMAL</a>) && lpi->parameters->use_scaling() )</div>
|
|
<div class="line"><a name="l01388"></a><span class="lineno"> 1388</span>  {</div>
|
|
<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="lpi__glop_8cc.html#ae14719760c2914e9c83a62ce8096549f">checkUnscaledPrimalFeasibility</a>(lpi) )</div>
|
|
<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span>  {</div>
|
|
<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  SCIPdebugMessage(<span class="stringliteral">"Solution not feasible w.r.t. absolute tolerance %g -> reoptimize.\n"</span>, lpi->parameters->primal_feasibility_tolerance());</div>
|
|
<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span>  </div>
|
|
<div class="line"><a name="l01393"></a><span class="lineno"> 1393</span>  <span class="comment">/* Re-solve without scaling to try to fix the infeasibility. */</span></div>
|
|
<div class="line"><a name="l01394"></a><span class="lineno"> 1394</span>  lpi->parameters->set_use_scaling(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l01395"></a><span class="lineno"> 1395</span>  lpi->lp_modified_since_last_solve = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l01396"></a><span class="lineno"> 1396</span>  <a class="code" href="lpi__glop_8cc.html#aab7b24ea74f88abd5965ed593be07d38">SolveInternal</a>(lpi, <span class="keyword">true</span>, <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>); <span class="comment">/* inherit time limit, so used time is not reset; do not change iteration limit for resolve */</span></div>
|
|
<div class="line"><a name="l01397"></a><span class="lineno"> 1397</span>  lpi->parameters->set_use_scaling(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l01398"></a><span class="lineno"> 1398</span>  </div>
|
|
<div class="line"><a name="l01399"></a><span class="lineno"> 1399</span> <span class="preprocessor">#ifdef SCIP_DEBUG</span></div>
|
|
<div class="line"><a name="l01400"></a><span class="lineno"> 1400</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="lpi__glop_8cc.html#ae14719760c2914e9c83a62ce8096549f">checkUnscaledPrimalFeasibility</a>(lpi) )</div>
|
|
<div class="line"><a name="l01401"></a><span class="lineno"> 1401</span>  SCIPdebugMessage(<span class="stringliteral">"Solution still not feasible after turning off scaling.\n"</span>);</div>
|
|
<div class="line"><a name="l01402"></a><span class="lineno"> 1402</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l01403"></a><span class="lineno"> 1403</span>  }</div>
|
|
<div class="line"><a name="l01404"></a><span class="lineno"> 1404</span>  }</div>
|
|
<div class="line"><a name="l01405"></a><span class="lineno"> 1405</span>  </div>
|
|
<div class="line"><a name="l01406"></a><span class="lineno"> 1406</span>  lpi->lp_modified_since_last_solve = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l01407"></a><span class="lineno"> 1407</span>  </div>
|
|
<div class="line"><a name="l01408"></a><span class="lineno"> 1408</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01409"></a><span class="lineno"> 1409</span> }</div>
|
|
<div class="line"><a name="l01410"></a><span class="lineno"> 1410</span>  </div>
|
|
<div class="line"><a name="l01412"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#adff9cd01f05724d2e00808ebd09c8e93"> 1412</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#adff9cd01f05724d2e00808ebd09c8e93">SCIPlpiSolvePrimal</a>(</div>
|
|
<div class="line"><a name="l01413"></a><span class="lineno"> 1413</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01414"></a><span class="lineno"> 1414</span>  )</div>
|
|
<div class="line"><a name="l01415"></a><span class="lineno"> 1415</span> {</div>
|
|
<div class="line"><a name="l01416"></a><span class="lineno"> 1416</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01417"></a><span class="lineno"> 1417</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01418"></a><span class="lineno"> 1418</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01419"></a><span class="lineno"> 1419</span>  assert( lpi->parameters != NULL );</div>
|
|
<div class="line"><a name="l01420"></a><span class="lineno"> 1420</span>  </div>
|
|
<div class="line"><a name="l01421"></a><span class="lineno"> 1421</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSolvePrimal: %d rows, %d cols.\n"</span>, lpi->linear_program->num_constraints().value(), lpi->linear_program->num_variables().value());</div>
|
|
<div class="line"><a name="l01422"></a><span class="lineno"> 1422</span>  std::unique_ptr<TimeLimit> <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a> = TimeLimit::FromParameters(*lpi->parameters);</div>
|
|
<div class="line"><a name="l01423"></a><span class="lineno"> 1423</span>  lpi->niterations = 0;</div>
|
|
<div class="line"><a name="l01424"></a><span class="lineno"> 1424</span>  </div>
|
|
<div class="line"><a name="l01425"></a><span class="lineno"> 1425</span>  lpi->parameters->set_use_dual_simplex(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l01426"></a><span class="lineno"> 1426</span>  <span class="keywordflow">return</span> <a class="code" href="lpi__glop_8cc.html#aab7b24ea74f88abd5965ed593be07d38">SolveInternal</a>(lpi, <span class="keyword">false</span>, <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>);</div>
|
|
<div class="line"><a name="l01427"></a><span class="lineno"> 1427</span> }</div>
|
|
<div class="line"><a name="l01428"></a><span class="lineno"> 1428</span>  </div>
|
|
<div class="line"><a name="l01430"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ad87b0da429ef0a5ef34ccdd01cc2309d"> 1430</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ad87b0da429ef0a5ef34ccdd01cc2309d">SCIPlpiSolveDual</a>(</div>
|
|
<div class="line"><a name="l01431"></a><span class="lineno"> 1431</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01432"></a><span class="lineno"> 1432</span>  )</div>
|
|
<div class="line"><a name="l01433"></a><span class="lineno"> 1433</span> {</div>
|
|
<div class="line"><a name="l01434"></a><span class="lineno"> 1434</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01435"></a><span class="lineno"> 1435</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01436"></a><span class="lineno"> 1436</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01437"></a><span class="lineno"> 1437</span>  assert( lpi->parameters != NULL );</div>
|
|
<div class="line"><a name="l01438"></a><span class="lineno"> 1438</span>  </div>
|
|
<div class="line"><a name="l01439"></a><span class="lineno"> 1439</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSolveDual: %d rows, %d cols.\n"</span>, lpi->linear_program->num_constraints().value(), lpi->linear_program->num_variables().value());</div>
|
|
<div class="line"><a name="l01440"></a><span class="lineno"> 1440</span>  std::unique_ptr<TimeLimit> <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a> = TimeLimit::FromParameters(*lpi->parameters);</div>
|
|
<div class="line"><a name="l01441"></a><span class="lineno"> 1441</span>  lpi->niterations = 0;</div>
|
|
<div class="line"><a name="l01442"></a><span class="lineno"> 1442</span>  </div>
|
|
<div class="line"><a name="l01443"></a><span class="lineno"> 1443</span>  lpi->parameters->set_use_dual_simplex(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l01444"></a><span class="lineno"> 1444</span>  <span class="keywordflow">return</span> <a class="code" href="lpi__glop_8cc.html#aab7b24ea74f88abd5965ed593be07d38">SolveInternal</a>(lpi, <span class="keyword">false</span>, <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>);</div>
|
|
<div class="line"><a name="l01445"></a><span class="lineno"> 1445</span> }</div>
|
|
<div class="line"><a name="l01446"></a><span class="lineno"> 1446</span>  </div>
|
|
<div class="line"><a name="l01448"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aaed3d89975ea9d3a6a79f03c1361d9b5"> 1448</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#aaed3d89975ea9d3a6a79f03c1361d9b5">SCIPlpiSolveBarrier</a>(</div>
|
|
<div class="line"><a name="l01449"></a><span class="lineno"> 1449</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01450"></a><span class="lineno"> 1450</span>  SCIP_Bool crossover </div>
|
|
<div class="line"><a name="l01451"></a><span class="lineno"> 1451</span>  )</div>
|
|
<div class="line"><a name="l01452"></a><span class="lineno"> 1452</span> {</div>
|
|
<div class="line"><a name="l01453"></a><span class="lineno"> 1453</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01454"></a><span class="lineno"> 1454</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01455"></a><span class="lineno"> 1455</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01456"></a><span class="lineno"> 1456</span>  assert( lpi->parameters != NULL );</div>
|
|
<div class="line"><a name="l01457"></a><span class="lineno"> 1457</span>  </div>
|
|
<div class="line"><a name="l01458"></a><span class="lineno"> 1458</span>  SCIPerrorMessage(<span class="stringliteral">"SCIPlpiSolveBarrier - Not supported.\n"</span>);</div>
|
|
<div class="line"><a name="l01459"></a><span class="lineno"> 1459</span>  </div>
|
|
<div class="line"><a name="l01460"></a><span class="lineno"> 1460</span>  <span class="keywordflow">return</span> SCIP_NOTIMPLEMENTED;</div>
|
|
<div class="line"><a name="l01461"></a><span class="lineno"> 1461</span> }</div>
|
|
<div class="line"><a name="l01462"></a><span class="lineno"> 1462</span>  </div>
|
|
<div class="line"><a name="l01464"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a61eb2de700a5b2ca02c55a6f206af5df"> 1464</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a61eb2de700a5b2ca02c55a6f206af5df">SCIPlpiStartStrongbranch</a>(</div>
|
|
<div class="line"><a name="l01465"></a><span class="lineno"> 1465</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01466"></a><span class="lineno"> 1466</span>  )</div>
|
|
<div class="line"><a name="l01467"></a><span class="lineno"> 1467</span> { <span class="comment">/*lint --e{715}*/</span></div>
|
|
<div class="line"><a name="l01468"></a><span class="lineno"> 1468</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01469"></a><span class="lineno"> 1469</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01470"></a><span class="lineno"> 1470</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01471"></a><span class="lineno"> 1471</span>  </div>
|
|
<div class="line"><a name="l01472"></a><span class="lineno"> 1472</span>  <a class="code" href="lpi__glop_8cc.html#abbb75deccb384c85df969542b61e2d81">updateScaledLP</a>(lpi);</div>
|
|
<div class="line"><a name="l01473"></a><span class="lineno"> 1473</span>  </div>
|
|
<div class="line"><a name="l01474"></a><span class="lineno"> 1474</span>  <span class="comment">/* @todo Save state and do all the branching from there. */</span></div>
|
|
<div class="line"><a name="l01475"></a><span class="lineno"> 1475</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01476"></a><span class="lineno"> 1476</span> }</div>
|
|
<div class="line"><a name="l01477"></a><span class="lineno"> 1477</span>  </div>
|
|
<div class="line"><a name="l01479"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#abb4fffe6db4fc82590ffb3231a4e314c"> 1479</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#abb4fffe6db4fc82590ffb3231a4e314c">SCIPlpiEndStrongbranch</a>(</div>
|
|
<div class="line"><a name="l01480"></a><span class="lineno"> 1480</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01481"></a><span class="lineno"> 1481</span>  )</div>
|
|
<div class="line"><a name="l01482"></a><span class="lineno"> 1482</span> { <span class="comment">/*lint --e{715}*/</span></div>
|
|
<div class="line"><a name="l01483"></a><span class="lineno"> 1483</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01484"></a><span class="lineno"> 1484</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01485"></a><span class="lineno"> 1485</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01486"></a><span class="lineno"> 1486</span>  </div>
|
|
<div class="line"><a name="l01487"></a><span class="lineno"> 1487</span>  <span class="comment">/* @todo Restore the saved state. */</span></div>
|
|
<div class="line"><a name="l01488"></a><span class="lineno"> 1488</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01489"></a><span class="lineno"> 1489</span> }</div>
|
|
<div class="line"><a name="l01490"></a><span class="lineno"> 1490</span>  </div>
|
|
<div class="line"><a name="l01492"></a><span class="lineno"> 1492</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l01493"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a9179a21d12357e2ba3bad2a486642d3f"> 1493</a></span> <span class="keywordtype">bool</span> <a class="code" href="lpi__glop_8cc.html#a9179a21d12357e2ba3bad2a486642d3f">IsDualBoundValid</a>(</div>
|
|
<div class="line"><a name="l01494"></a><span class="lineno"> 1494</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status </div>
|
|
<div class="line"><a name="l01495"></a><span class="lineno"> 1495</span>  )</div>
|
|
<div class="line"><a name="l01496"></a><span class="lineno"> 1496</span> {</div>
|
|
<div class="line"><a name="l01497"></a><span class="lineno"> 1497</span>  <span class="keywordflow">return</span> status == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">ProblemStatus::OPTIMAL</a> || status == ProblemStatus::DUAL_FEASIBLE || status == ProblemStatus::DUAL_UNBOUNDED;</div>
|
|
<div class="line"><a name="l01498"></a><span class="lineno"> 1498</span> }</div>
|
|
<div class="line"><a name="l01499"></a><span class="lineno"> 1499</span>  </div>
|
|
<div class="line"><a name="l01501"></a><span class="lineno"> 1501</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l01502"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a9dbdb25a2551906de32beae3bde14363"> 1502</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a9dbdb25a2551906de32beae3bde14363">strongbranch</a>(</div>
|
|
<div class="line"><a name="l01503"></a><span class="lineno"> 1503</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01504"></a><span class="lineno"> 1504</span>  <span class="keywordtype">int</span> col_index, </div>
|
|
<div class="line"><a name="l01505"></a><span class="lineno"> 1505</span>  SCIP_Real psol, </div>
|
|
<div class="line"><a name="l01506"></a><span class="lineno"> 1506</span>  <span class="keywordtype">int</span> itlim, </div>
|
|
<div class="line"><a name="l01507"></a><span class="lineno"> 1507</span>  SCIP_Real* down, </div>
|
|
<div class="line"><a name="l01508"></a><span class="lineno"> 1508</span>  SCIP_Real* up, </div>
|
|
<div class="line"><a name="l01509"></a><span class="lineno"> 1509</span>  SCIP_Bool* downvalid, </div>
|
|
<div class="line"><a name="l01511"></a><span class="lineno"> 1511</span>  SCIP_Bool* upvalid, </div>
|
|
<div class="line"><a name="l01513"></a><span class="lineno"> 1513</span>  <span class="keywordtype">int</span>* iter </div>
|
|
<div class="line"><a name="l01514"></a><span class="lineno"> 1514</span>  )</div>
|
|
<div class="line"><a name="l01515"></a><span class="lineno"> 1515</span> {</div>
|
|
<div class="line"><a name="l01516"></a><span class="lineno"> 1516</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01517"></a><span class="lineno"> 1517</span>  assert( lpi->scaled_lp != NULL );</div>
|
|
<div class="line"><a name="l01518"></a><span class="lineno"> 1518</span>  assert( down != NULL );</div>
|
|
<div class="line"><a name="l01519"></a><span class="lineno"> 1519</span>  assert( up != NULL );</div>
|
|
<div class="line"><a name="l01520"></a><span class="lineno"> 1520</span>  assert( downvalid != NULL );</div>
|
|
<div class="line"><a name="l01521"></a><span class="lineno"> 1521</span>  assert( upvalid != NULL );</div>
|
|
<div class="line"><a name="l01522"></a><span class="lineno"> 1522</span>  </div>
|
|
<div class="line"><a name="l01523"></a><span class="lineno"> 1523</span>  SCIPdebugMessage(<span class="stringliteral">"calling strongbranching on variable %d (%d iterations)\n"</span>, col_index, itlim);</div>
|
|
<div class="line"><a name="l01524"></a><span class="lineno"> 1524</span>  </div>
|
|
<div class="line"><a name="l01525"></a><span class="lineno"> 1525</span>  <span class="comment">/* We work on the scaled problem. */</span></div>
|
|
<div class="line"><a name="l01526"></a><span class="lineno"> 1526</span>  <span class="keyword">const</span> ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(col_index);</div>
|
|
<div class="line"><a name="l01527"></a><span class="lineno"> 1527</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> lb = lpi->scaled_lp->variable_lower_bounds()[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01528"></a><span class="lineno"> 1528</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> ub = lpi->scaled_lp->variable_upper_bounds()[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l01529"></a><span class="lineno"> 1529</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a> = psol * lpi->scaler->VariableScalingFactor(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>);</div>
|
|
<div class="line"><a name="l01530"></a><span class="lineno"> 1530</span>  </div>
|
|
<div class="line"><a name="l01531"></a><span class="lineno"> 1531</span>  <span class="comment">/* Configure solver. */</span></div>
|
|
<div class="line"><a name="l01532"></a><span class="lineno"> 1532</span>  </div>
|
|
<div class="line"><a name="l01533"></a><span class="lineno"> 1533</span>  <span class="comment">/* @todo Use the iteration limit once glop supports incrementality. */</span></div>
|
|
<div class="line"><a name="l01534"></a><span class="lineno"> 1534</span>  <span class="keywordtype">int</span> num_iterations = 0;</div>
|
|
<div class="line"><a name="l01535"></a><span class="lineno"> 1535</span>  lpi->parameters->set_use_dual_simplex(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l01536"></a><span class="lineno"> 1536</span>  lpi->solver->SetParameters(*(lpi->parameters));</div>
|
|
<div class="line"><a name="l01537"></a><span class="lineno"> 1537</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> eps = lpi->parameters->primal_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l01538"></a><span class="lineno"> 1538</span>  </div>
|
|
<div class="line"><a name="l01539"></a><span class="lineno"> 1539</span>  std::unique_ptr<TimeLimit> <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a> = TimeLimit::FromParameters(*lpi->parameters);</div>
|
|
<div class="line"><a name="l01540"></a><span class="lineno"> 1540</span>  </div>
|
|
<div class="line"><a name="l01541"></a><span class="lineno"> 1541</span>  <span class="comment">/* Down branch. */</span></div>
|
|
<div class="line"><a name="l01542"></a><span class="lineno"> 1542</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> newub = EPSCEIL(<a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a> - 1.0, eps);</div>
|
|
<div class="line"><a name="l01543"></a><span class="lineno"> 1543</span>  <span class="keywordflow">if</span> ( newub >= lb - 0.5 )</div>
|
|
<div class="line"><a name="l01544"></a><span class="lineno"> 1544</span>  {</div>
|
|
<div class="line"><a name="l01545"></a><span class="lineno"> 1545</span>  lpi->scaled_lp->SetVariableBounds(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, lb, newub);</div>
|
|
<div class="line"><a name="l01546"></a><span class="lineno"> 1546</span>  </div>
|
|
<div class="line"><a name="l01547"></a><span class="lineno"> 1547</span>  <span class="keywordflow">if</span> ( lpi->solver->Solve(*(lpi->scaled_lp), <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>.get()).ok() )</div>
|
|
<div class="line"><a name="l01548"></a><span class="lineno"> 1548</span>  {</div>
|
|
<div class="line"><a name="l01549"></a><span class="lineno"> 1549</span>  num_iterations += (int) lpi->solver->GetNumberOfIterations();</div>
|
|
<div class="line"><a name="l01550"></a><span class="lineno"> 1550</span>  *down = lpi->solver->GetObjectiveValue();</div>
|
|
<div class="line"><a name="l01551"></a><span class="lineno"> 1551</span>  *downvalid = <a class="code" href="lpi__glop_8cc.html#a9179a21d12357e2ba3bad2a486642d3f">IsDualBoundValid</a>(lpi->solver->GetProblemStatus()) ? TRUE : FALSE;</div>
|
|
<div class="line"><a name="l01552"></a><span class="lineno"> 1552</span>  </div>
|
|
<div class="line"><a name="l01553"></a><span class="lineno"> 1553</span>  SCIPdebugMessage(<span class="stringliteral">"down: itlim=%d col=%d [%f,%f] obj=%f status=%d iter=%ld.\n"</span>, itlim, col_index, lb, EPSCEIL(<a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a> - 1.0, eps),</div>
|
|
<div class="line"><a name="l01554"></a><span class="lineno"> 1554</span>  lpi->solver->GetObjectiveValue(), (<span class="keywordtype">int</span>) lpi->solver->GetProblemStatus(), lpi->solver->GetNumberOfIterations());</div>
|
|
<div class="line"><a name="l01555"></a><span class="lineno"> 1555</span>  }</div>
|
|
<div class="line"><a name="l01556"></a><span class="lineno"> 1556</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01557"></a><span class="lineno"> 1557</span>  {</div>
|
|
<div class="line"><a name="l01558"></a><span class="lineno"> 1558</span>  SCIPerrorMessage(<span class="stringliteral">"error during solve"</span>);</div>
|
|
<div class="line"><a name="l01559"></a><span class="lineno"> 1559</span>  *down = 0.0;</div>
|
|
<div class="line"><a name="l01560"></a><span class="lineno"> 1560</span>  *downvalid = FALSE;</div>
|
|
<div class="line"><a name="l01561"></a><span class="lineno"> 1561</span>  }</div>
|
|
<div class="line"><a name="l01562"></a><span class="lineno"> 1562</span>  }</div>
|
|
<div class="line"><a name="l01563"></a><span class="lineno"> 1563</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01564"></a><span class="lineno"> 1564</span>  {</div>
|
|
<div class="line"><a name="l01565"></a><span class="lineno"> 1565</span>  <span class="keywordflow">if</span> ( lpi->linear_program->IsMaximizationProblem() )</div>
|
|
<div class="line"><a name="l01566"></a><span class="lineno"> 1566</span>  *down = lpi->parameters->objective_lower_limit();</div>
|
|
<div class="line"><a name="l01567"></a><span class="lineno"> 1567</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01568"></a><span class="lineno"> 1568</span>  *down = lpi->parameters->objective_upper_limit();</div>
|
|
<div class="line"><a name="l01569"></a><span class="lineno"> 1569</span>  *downvalid = TRUE;</div>
|
|
<div class="line"><a name="l01570"></a><span class="lineno"> 1570</span>  }</div>
|
|
<div class="line"><a name="l01571"></a><span class="lineno"> 1571</span>  </div>
|
|
<div class="line"><a name="l01572"></a><span class="lineno"> 1572</span>  <span class="comment">/* Up branch. */</span></div>
|
|
<div class="line"><a name="l01573"></a><span class="lineno"> 1573</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> newlb = EPSFLOOR(<a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a> + 1.0, eps);</div>
|
|
<div class="line"><a name="l01574"></a><span class="lineno"> 1574</span>  <span class="keywordflow">if</span> ( newlb <= ub + 0.5 )</div>
|
|
<div class="line"><a name="l01575"></a><span class="lineno"> 1575</span>  {</div>
|
|
<div class="line"><a name="l01576"></a><span class="lineno"> 1576</span>  lpi->scaled_lp->SetVariableBounds(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, newlb, ub);</div>
|
|
<div class="line"><a name="l01577"></a><span class="lineno"> 1577</span>  </div>
|
|
<div class="line"><a name="l01578"></a><span class="lineno"> 1578</span>  <span class="keywordflow">if</span> ( lpi->solver->Solve(*(lpi->scaled_lp), <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>.get()).ok() )</div>
|
|
<div class="line"><a name="l01579"></a><span class="lineno"> 1579</span>  {</div>
|
|
<div class="line"><a name="l01580"></a><span class="lineno"> 1580</span>  num_iterations += (int) lpi->solver->GetNumberOfIterations();</div>
|
|
<div class="line"><a name="l01581"></a><span class="lineno"> 1581</span>  *up = lpi->solver->GetObjectiveValue();</div>
|
|
<div class="line"><a name="l01582"></a><span class="lineno"> 1582</span>  *upvalid = <a class="code" href="lpi__glop_8cc.html#a9179a21d12357e2ba3bad2a486642d3f">IsDualBoundValid</a>(lpi->solver->GetProblemStatus()) ? TRUE : FALSE;</div>
|
|
<div class="line"><a name="l01583"></a><span class="lineno"> 1583</span>  </div>
|
|
<div class="line"><a name="l01584"></a><span class="lineno"> 1584</span>  SCIPdebugMessage(<span class="stringliteral">"up: itlim=%d col=%d [%f,%f] obj=%f status=%d iter=%ld.\n"</span>, itlim, col_index, EPSFLOOR(<a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a> + 1.0, eps), ub,</div>
|
|
<div class="line"><a name="l01585"></a><span class="lineno"> 1585</span>  lpi->solver->GetObjectiveValue(), (<span class="keywordtype">int</span>) lpi->solver->GetProblemStatus(), lpi->solver->GetNumberOfIterations());</div>
|
|
<div class="line"><a name="l01586"></a><span class="lineno"> 1586</span>  }</div>
|
|
<div class="line"><a name="l01587"></a><span class="lineno"> 1587</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01588"></a><span class="lineno"> 1588</span>  {</div>
|
|
<div class="line"><a name="l01589"></a><span class="lineno"> 1589</span>  SCIPerrorMessage(<span class="stringliteral">"error during solve"</span>);</div>
|
|
<div class="line"><a name="l01590"></a><span class="lineno"> 1590</span>  *up = 0.0;</div>
|
|
<div class="line"><a name="l01591"></a><span class="lineno"> 1591</span>  *upvalid = FALSE;</div>
|
|
<div class="line"><a name="l01592"></a><span class="lineno"> 1592</span>  }</div>
|
|
<div class="line"><a name="l01593"></a><span class="lineno"> 1593</span>  }</div>
|
|
<div class="line"><a name="l01594"></a><span class="lineno"> 1594</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01595"></a><span class="lineno"> 1595</span>  {</div>
|
|
<div class="line"><a name="l01596"></a><span class="lineno"> 1596</span>  <span class="keywordflow">if</span> (lpi->linear_program->IsMaximizationProblem())</div>
|
|
<div class="line"><a name="l01597"></a><span class="lineno"> 1597</span>  *up = lpi->parameters->objective_lower_limit();</div>
|
|
<div class="line"><a name="l01598"></a><span class="lineno"> 1598</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l01599"></a><span class="lineno"> 1599</span>  *up = lpi->parameters->objective_upper_limit();</div>
|
|
<div class="line"><a name="l01600"></a><span class="lineno"> 1600</span>  *upvalid = TRUE;</div>
|
|
<div class="line"><a name="l01601"></a><span class="lineno"> 1601</span>  }</div>
|
|
<div class="line"><a name="l01602"></a><span class="lineno"> 1602</span>  </div>
|
|
<div class="line"><a name="l01603"></a><span class="lineno"> 1603</span>  <span class="comment">/* Restore bound. */</span></div>
|
|
<div class="line"><a name="l01604"></a><span class="lineno"> 1604</span>  lpi->scaled_lp->SetVariableBounds(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, lb, ub);</div>
|
|
<div class="line"><a name="l01605"></a><span class="lineno"> 1605</span>  <span class="keywordflow">if</span> ( iter != NULL )</div>
|
|
<div class="line"><a name="l01606"></a><span class="lineno"> 1606</span>  *iter = num_iterations;</div>
|
|
<div class="line"><a name="l01607"></a><span class="lineno"> 1607</span>  </div>
|
|
<div class="line"><a name="l01608"></a><span class="lineno"> 1608</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01609"></a><span class="lineno"> 1609</span> }</div>
|
|
<div class="line"><a name="l01610"></a><span class="lineno"> 1610</span>  </div>
|
|
<div class="line"><a name="l01612"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a2e5aaf25cec26f9e865b9ed560d5f731"> 1612</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a2e5aaf25cec26f9e865b9ed560d5f731">SCIPlpiStrongbranchFrac</a>(</div>
|
|
<div class="line"><a name="l01613"></a><span class="lineno"> 1613</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01614"></a><span class="lineno"> 1614</span>  <span class="keywordtype">int</span> col_index, </div>
|
|
<div class="line"><a name="l01615"></a><span class="lineno"> 1615</span>  SCIP_Real psol, </div>
|
|
<div class="line"><a name="l01616"></a><span class="lineno"> 1616</span>  <span class="keywordtype">int</span> itlim, </div>
|
|
<div class="line"><a name="l01617"></a><span class="lineno"> 1617</span>  SCIP_Real* down, </div>
|
|
<div class="line"><a name="l01618"></a><span class="lineno"> 1618</span>  SCIP_Real* up, </div>
|
|
<div class="line"><a name="l01619"></a><span class="lineno"> 1619</span>  SCIP_Bool* downvalid, </div>
|
|
<div class="line"><a name="l01621"></a><span class="lineno"> 1621</span>  SCIP_Bool* upvalid, </div>
|
|
<div class="line"><a name="l01623"></a><span class="lineno"> 1623</span>  <span class="keywordtype">int</span>* iter </div>
|
|
<div class="line"><a name="l01624"></a><span class="lineno"> 1624</span>  )</div>
|
|
<div class="line"><a name="l01625"></a><span class="lineno"> 1625</span> {</div>
|
|
<div class="line"><a name="l01626"></a><span class="lineno"> 1626</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01627"></a><span class="lineno"> 1627</span>  assert( lpi->scaled_lp != NULL );</div>
|
|
<div class="line"><a name="l01628"></a><span class="lineno"> 1628</span>  assert( down != NULL );</div>
|
|
<div class="line"><a name="l01629"></a><span class="lineno"> 1629</span>  assert( up != NULL );</div>
|
|
<div class="line"><a name="l01630"></a><span class="lineno"> 1630</span>  assert( downvalid != NULL );</div>
|
|
<div class="line"><a name="l01631"></a><span class="lineno"> 1631</span>  assert( upvalid != NULL );</div>
|
|
<div class="line"><a name="l01632"></a><span class="lineno"> 1632</span>  </div>
|
|
<div class="line"><a name="l01633"></a><span class="lineno"> 1633</span>  SCIPdebugMessage(<span class="stringliteral">"calling strongbranching on fractional variable %d (%d iterations)\n"</span>, col_index, itlim);</div>
|
|
<div class="line"><a name="l01634"></a><span class="lineno"> 1634</span>  </div>
|
|
<div class="line"><a name="l01635"></a><span class="lineno"> 1635</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a9dbdb25a2551906de32beae3bde14363">strongbranch</a>(lpi, col_index, psol, itlim, down, up, downvalid, upvalid, iter) );</div>
|
|
<div class="line"><a name="l01636"></a><span class="lineno"> 1636</span>  </div>
|
|
<div class="line"><a name="l01637"></a><span class="lineno"> 1637</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01638"></a><span class="lineno"> 1638</span> }</div>
|
|
<div class="line"><a name="l01639"></a><span class="lineno"> 1639</span>  </div>
|
|
<div class="line"><a name="l01641"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a7aa759face9cb33420e56984df7b6557"> 1641</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a7aa759face9cb33420e56984df7b6557">SCIPlpiStrongbranchesFrac</a>(</div>
|
|
<div class="line"><a name="l01642"></a><span class="lineno"> 1642</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01643"></a><span class="lineno"> 1643</span>  <span class="keywordtype">int</span>* cols, </div>
|
|
<div class="line"><a name="l01644"></a><span class="lineno"> 1644</span>  <span class="keywordtype">int</span> ncols, </div>
|
|
<div class="line"><a name="l01645"></a><span class="lineno"> 1645</span>  SCIP_Real* psols, </div>
|
|
<div class="line"><a name="l01646"></a><span class="lineno"> 1646</span>  <span class="keywordtype">int</span> itlim, </div>
|
|
<div class="line"><a name="l01647"></a><span class="lineno"> 1647</span>  SCIP_Real* down, </div>
|
|
<div class="line"><a name="l01648"></a><span class="lineno"> 1648</span>  SCIP_Real* up, </div>
|
|
<div class="line"><a name="l01649"></a><span class="lineno"> 1649</span>  SCIP_Bool* downvalid, </div>
|
|
<div class="line"><a name="l01651"></a><span class="lineno"> 1651</span>  SCIP_Bool* upvalid, </div>
|
|
<div class="line"><a name="l01653"></a><span class="lineno"> 1653</span>  <span class="keywordtype">int</span>* iter </div>
|
|
<div class="line"><a name="l01654"></a><span class="lineno"> 1654</span>  )</div>
|
|
<div class="line"><a name="l01655"></a><span class="lineno"> 1655</span> {</div>
|
|
<div class="line"><a name="l01656"></a><span class="lineno"> 1656</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01657"></a><span class="lineno"> 1657</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01658"></a><span class="lineno"> 1658</span>  assert( cols != NULL );</div>
|
|
<div class="line"><a name="l01659"></a><span class="lineno"> 1659</span>  assert( psols != NULL );</div>
|
|
<div class="line"><a name="l01660"></a><span class="lineno"> 1660</span>  assert( down != NULL) ;</div>
|
|
<div class="line"><a name="l01661"></a><span class="lineno"> 1661</span>  assert( up != NULL );</div>
|
|
<div class="line"><a name="l01662"></a><span class="lineno"> 1662</span>  assert( downvalid != NULL );</div>
|
|
<div class="line"><a name="l01663"></a><span class="lineno"> 1663</span>  assert( upvalid != NULL );</div>
|
|
<div class="line"><a name="l01664"></a><span class="lineno"> 1664</span>  </div>
|
|
<div class="line"><a name="l01665"></a><span class="lineno"> 1665</span>  SCIPerrorMessage(<span class="stringliteral">"SCIPlpiStrongbranchesFrac - not implemented.\n"</span>);</div>
|
|
<div class="line"><a name="l01666"></a><span class="lineno"> 1666</span>  </div>
|
|
<div class="line"><a name="l01667"></a><span class="lineno"> 1667</span>  <span class="keywordflow">return</span> SCIP_NOTIMPLEMENTED;</div>
|
|
<div class="line"><a name="l01668"></a><span class="lineno"> 1668</span> }</div>
|
|
<div class="line"><a name="l01669"></a><span class="lineno"> 1669</span>  </div>
|
|
<div class="line"><a name="l01671"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a5172db5f9ebd4ad8b1da84ce8c00bff7"> 1671</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a5172db5f9ebd4ad8b1da84ce8c00bff7">SCIPlpiStrongbranchInt</a>(</div>
|
|
<div class="line"><a name="l01672"></a><span class="lineno"> 1672</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01673"></a><span class="lineno"> 1673</span>  <span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, </div>
|
|
<div class="line"><a name="l01674"></a><span class="lineno"> 1674</span>  SCIP_Real psol, </div>
|
|
<div class="line"><a name="l01675"></a><span class="lineno"> 1675</span>  <span class="keywordtype">int</span> itlim, </div>
|
|
<div class="line"><a name="l01676"></a><span class="lineno"> 1676</span>  SCIP_Real* down, </div>
|
|
<div class="line"><a name="l01677"></a><span class="lineno"> 1677</span>  SCIP_Real* up, </div>
|
|
<div class="line"><a name="l01678"></a><span class="lineno"> 1678</span>  SCIP_Bool* downvalid, </div>
|
|
<div class="line"><a name="l01680"></a><span class="lineno"> 1680</span>  SCIP_Bool* upvalid, </div>
|
|
<div class="line"><a name="l01682"></a><span class="lineno"> 1682</span>  <span class="keywordtype">int</span>* iter </div>
|
|
<div class="line"><a name="l01683"></a><span class="lineno"> 1683</span>  )</div>
|
|
<div class="line"><a name="l01684"></a><span class="lineno"> 1684</span> {</div>
|
|
<div class="line"><a name="l01685"></a><span class="lineno"> 1685</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01686"></a><span class="lineno"> 1686</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01687"></a><span class="lineno"> 1687</span>  assert( down != NULL );</div>
|
|
<div class="line"><a name="l01688"></a><span class="lineno"> 1688</span>  assert( up != NULL );</div>
|
|
<div class="line"><a name="l01689"></a><span class="lineno"> 1689</span>  assert( downvalid != NULL );</div>
|
|
<div class="line"><a name="l01690"></a><span class="lineno"> 1690</span>  assert( upvalid != NULL );</div>
|
|
<div class="line"><a name="l01691"></a><span class="lineno"> 1691</span>  </div>
|
|
<div class="line"><a name="l01692"></a><span class="lineno"> 1692</span>  SCIP_CALL( <a class="code" href="lpi__glop_8cc.html#a9dbdb25a2551906de32beae3bde14363">strongbranch</a>(lpi, <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, psol, itlim, down, up, downvalid, upvalid, iter) );</div>
|
|
<div class="line"><a name="l01693"></a><span class="lineno"> 1693</span>  </div>
|
|
<div class="line"><a name="l01694"></a><span class="lineno"> 1694</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01695"></a><span class="lineno"> 1695</span> }</div>
|
|
<div class="line"><a name="l01696"></a><span class="lineno"> 1696</span>  </div>
|
|
<div class="line"><a name="l01698"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#abdfa4cbbbfc871eb382b8090167f715e"> 1698</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#abdfa4cbbbfc871eb382b8090167f715e">SCIPlpiStrongbranchesInt</a>(</div>
|
|
<div class="line"><a name="l01699"></a><span class="lineno"> 1699</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01700"></a><span class="lineno"> 1700</span>  <span class="keywordtype">int</span>* cols, </div>
|
|
<div class="line"><a name="l01701"></a><span class="lineno"> 1701</span>  <span class="keywordtype">int</span> ncols, </div>
|
|
<div class="line"><a name="l01702"></a><span class="lineno"> 1702</span>  SCIP_Real* psols, </div>
|
|
<div class="line"><a name="l01703"></a><span class="lineno"> 1703</span>  <span class="keywordtype">int</span> itlim, </div>
|
|
<div class="line"><a name="l01704"></a><span class="lineno"> 1704</span>  SCIP_Real* down, </div>
|
|
<div class="line"><a name="l01705"></a><span class="lineno"> 1705</span>  SCIP_Real* up, </div>
|
|
<div class="line"><a name="l01706"></a><span class="lineno"> 1706</span>  SCIP_Bool* downvalid, </div>
|
|
<div class="line"><a name="l01708"></a><span class="lineno"> 1708</span>  SCIP_Bool* upvalid, </div>
|
|
<div class="line"><a name="l01710"></a><span class="lineno"> 1710</span>  <span class="keywordtype">int</span>* iter </div>
|
|
<div class="line"><a name="l01711"></a><span class="lineno"> 1711</span>  )</div>
|
|
<div class="line"><a name="l01712"></a><span class="lineno"> 1712</span> {</div>
|
|
<div class="line"><a name="l01713"></a><span class="lineno"> 1713</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01714"></a><span class="lineno"> 1714</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l01715"></a><span class="lineno"> 1715</span>  assert( cols != NULL );</div>
|
|
<div class="line"><a name="l01716"></a><span class="lineno"> 1716</span>  assert( psols != NULL );</div>
|
|
<div class="line"><a name="l01717"></a><span class="lineno"> 1717</span>  assert( down != NULL) ;</div>
|
|
<div class="line"><a name="l01718"></a><span class="lineno"> 1718</span>  assert( up != NULL );</div>
|
|
<div class="line"><a name="l01719"></a><span class="lineno"> 1719</span>  assert( downvalid != NULL );</div>
|
|
<div class="line"><a name="l01720"></a><span class="lineno"> 1720</span>  assert( upvalid != NULL );</div>
|
|
<div class="line"><a name="l01721"></a><span class="lineno"> 1721</span>  </div>
|
|
<div class="line"><a name="l01722"></a><span class="lineno"> 1722</span>  SCIPerrorMessage(<span class="stringliteral">"SCIPlpiStrongbranchesInt - not implemented.\n"</span>);</div>
|
|
<div class="line"><a name="l01723"></a><span class="lineno"> 1723</span>  </div>
|
|
<div class="line"><a name="l01724"></a><span class="lineno"> 1724</span>  <span class="keywordflow">return</span> SCIP_NOTIMPLEMENTED;</div>
|
|
<div class="line"><a name="l01725"></a><span class="lineno"> 1725</span> }</div>
|
|
<div class="line"><a name="l01731"></a><span class="lineno"> 1731</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l01732"></a><span class="lineno"> 1732</span> <span class="comment"> * Solution Information Methods</span></div>
|
|
<div class="line"><a name="l01733"></a><span class="lineno"> 1733</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l01734"></a><span class="lineno"> 1734</span>  </div>
|
|
<div class="line"><a name="l01739"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aaa0c5c0be2bd96fce205e68f7d051abe"> 1739</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#aaa0c5c0be2bd96fce205e68f7d051abe">SCIPlpiWasSolved</a>(</div>
|
|
<div class="line"><a name="l01740"></a><span class="lineno"> 1740</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01741"></a><span class="lineno"> 1741</span>  )</div>
|
|
<div class="line"><a name="l01742"></a><span class="lineno"> 1742</span> {</div>
|
|
<div class="line"><a name="l01743"></a><span class="lineno"> 1743</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01744"></a><span class="lineno"> 1744</span>  </div>
|
|
<div class="line"><a name="l01745"></a><span class="lineno"> 1745</span>  <span class="comment">/* @todo Track this to avoid uneeded resolving. */</span></div>
|
|
<div class="line"><a name="l01746"></a><span class="lineno"> 1746</span>  <span class="keywordflow">return</span> ( ! lpi->lp_modified_since_last_solve );</div>
|
|
<div class="line"><a name="l01747"></a><span class="lineno"> 1747</span> }</div>
|
|
<div class="line"><a name="l01748"></a><span class="lineno"> 1748</span>  </div>
|
|
<div class="line"><a name="l01759"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a61efb09a57b1279d91619c36cad3d597"> 1759</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a61efb09a57b1279d91619c36cad3d597">SCIPlpiGetSolFeasibility</a>(</div>
|
|
<div class="line"><a name="l01760"></a><span class="lineno"> 1760</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l01761"></a><span class="lineno"> 1761</span>  SCIP_Bool* primalfeasible, </div>
|
|
<div class="line"><a name="l01762"></a><span class="lineno"> 1762</span>  SCIP_Bool* dualfeasible </div>
|
|
<div class="line"><a name="l01763"></a><span class="lineno"> 1763</span>  )</div>
|
|
<div class="line"><a name="l01764"></a><span class="lineno"> 1764</span> {</div>
|
|
<div class="line"><a name="l01765"></a><span class="lineno"> 1765</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01766"></a><span class="lineno"> 1766</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01767"></a><span class="lineno"> 1767</span>  assert( primalfeasible != NULL );</div>
|
|
<div class="line"><a name="l01768"></a><span class="lineno"> 1768</span>  assert( dualfeasible != NULL );</div>
|
|
<div class="line"><a name="l01769"></a><span class="lineno"> 1769</span>  </div>
|
|
<div class="line"><a name="l01770"></a><span class="lineno"> 1770</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
|
|
<div class="line"><a name="l01771"></a><span class="lineno"> 1771</span>  *primalfeasible = (status == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">ProblemStatus::OPTIMAL</a> || status == ProblemStatus::PRIMAL_FEASIBLE);</div>
|
|
<div class="line"><a name="l01772"></a><span class="lineno"> 1772</span>  *dualfeasible = (status == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">ProblemStatus::OPTIMAL</a> || status == ProblemStatus::DUAL_FEASIBLE);</div>
|
|
<div class="line"><a name="l01773"></a><span class="lineno"> 1773</span>  </div>
|
|
<div class="line"><a name="l01774"></a><span class="lineno"> 1774</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetSolFeasibility primal:%d dual:%d\n"</span>, *primalfeasible, *dualfeasible);</div>
|
|
<div class="line"><a name="l01775"></a><span class="lineno"> 1775</span>  </div>
|
|
<div class="line"><a name="l01776"></a><span class="lineno"> 1776</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l01777"></a><span class="lineno"> 1777</span> }</div>
|
|
<div class="line"><a name="l01778"></a><span class="lineno"> 1778</span>  </div>
|
|
<div class="line"><a name="l01782"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a2562db03b64bf6ef2789e4edf3cc31a3"> 1782</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a2562db03b64bf6ef2789e4edf3cc31a3">SCIPlpiExistsPrimalRay</a>(</div>
|
|
<div class="line"><a name="l01783"></a><span class="lineno"> 1783</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01784"></a><span class="lineno"> 1784</span>  )</div>
|
|
<div class="line"><a name="l01785"></a><span class="lineno"> 1785</span> {</div>
|
|
<div class="line"><a name="l01786"></a><span class="lineno"> 1786</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01787"></a><span class="lineno"> 1787</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01788"></a><span class="lineno"> 1788</span>  </div>
|
|
<div class="line"><a name="l01789"></a><span class="lineno"> 1789</span>  <span class="keywordflow">return</span> lpi->solver->GetProblemStatus() == ProblemStatus::PRIMAL_UNBOUNDED;</div>
|
|
<div class="line"><a name="l01790"></a><span class="lineno"> 1790</span> }</div>
|
|
<div class="line"><a name="l01791"></a><span class="lineno"> 1791</span>  </div>
|
|
<div class="line"><a name="l01795"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a91cb0382fe11412dfa127df4cc9f8e9a"> 1795</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a91cb0382fe11412dfa127df4cc9f8e9a">SCIPlpiHasPrimalRay</a>(</div>
|
|
<div class="line"><a name="l01796"></a><span class="lineno"> 1796</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01797"></a><span class="lineno"> 1797</span>  )</div>
|
|
<div class="line"><a name="l01798"></a><span class="lineno"> 1798</span> {</div>
|
|
<div class="line"><a name="l01799"></a><span class="lineno"> 1799</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01800"></a><span class="lineno"> 1800</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01801"></a><span class="lineno"> 1801</span>  </div>
|
|
<div class="line"><a name="l01802"></a><span class="lineno"> 1802</span>  <span class="keywordflow">return</span> lpi->solver->GetProblemStatus() == ProblemStatus::PRIMAL_UNBOUNDED;</div>
|
|
<div class="line"><a name="l01803"></a><span class="lineno"> 1803</span> }</div>
|
|
<div class="line"><a name="l01804"></a><span class="lineno"> 1804</span>  </div>
|
|
<div class="line"><a name="l01806"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a698fec903ce3546e8066a3988ee906ee"> 1806</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a698fec903ce3546e8066a3988ee906ee">SCIPlpiIsPrimalUnbounded</a>(</div>
|
|
<div class="line"><a name="l01807"></a><span class="lineno"> 1807</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01808"></a><span class="lineno"> 1808</span>  )</div>
|
|
<div class="line"><a name="l01809"></a><span class="lineno"> 1809</span> {</div>
|
|
<div class="line"><a name="l01810"></a><span class="lineno"> 1810</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01811"></a><span class="lineno"> 1811</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01812"></a><span class="lineno"> 1812</span>  </div>
|
|
<div class="line"><a name="l01813"></a><span class="lineno"> 1813</span>  <span class="keywordflow">return</span> lpi->solver->GetProblemStatus() == ProblemStatus::PRIMAL_UNBOUNDED;</div>
|
|
<div class="line"><a name="l01814"></a><span class="lineno"> 1814</span> }</div>
|
|
<div class="line"><a name="l01815"></a><span class="lineno"> 1815</span>  </div>
|
|
<div class="line"><a name="l01817"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ad2c1ad0f846c5827b5a2050ab13eba0f"> 1817</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#ad2c1ad0f846c5827b5a2050ab13eba0f">SCIPlpiIsPrimalInfeasible</a>(</div>
|
|
<div class="line"><a name="l01818"></a><span class="lineno"> 1818</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01819"></a><span class="lineno"> 1819</span>  )</div>
|
|
<div class="line"><a name="l01820"></a><span class="lineno"> 1820</span> {</div>
|
|
<div class="line"><a name="l01821"></a><span class="lineno"> 1821</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01822"></a><span class="lineno"> 1822</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01823"></a><span class="lineno"> 1823</span>  </div>
|
|
<div class="line"><a name="l01824"></a><span class="lineno"> 1824</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
|
|
<div class="line"><a name="l01825"></a><span class="lineno"> 1825</span>  </div>
|
|
<div class="line"><a name="l01826"></a><span class="lineno"> 1826</span>  <span class="keywordflow">return</span> status == ProblemStatus::DUAL_UNBOUNDED || status == ProblemStatus::PRIMAL_INFEASIBLE;</div>
|
|
<div class="line"><a name="l01827"></a><span class="lineno"> 1827</span> }</div>
|
|
<div class="line"><a name="l01828"></a><span class="lineno"> 1828</span>  </div>
|
|
<div class="line"><a name="l01830"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a824080a74642700e0919806405d4dd69"> 1830</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a824080a74642700e0919806405d4dd69">SCIPlpiIsPrimalFeasible</a>(</div>
|
|
<div class="line"><a name="l01831"></a><span class="lineno"> 1831</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01832"></a><span class="lineno"> 1832</span>  )</div>
|
|
<div class="line"><a name="l01833"></a><span class="lineno"> 1833</span> {</div>
|
|
<div class="line"><a name="l01834"></a><span class="lineno"> 1834</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01835"></a><span class="lineno"> 1835</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01836"></a><span class="lineno"> 1836</span>  </div>
|
|
<div class="line"><a name="l01837"></a><span class="lineno"> 1837</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
|
|
<div class="line"><a name="l01838"></a><span class="lineno"> 1838</span>  </div>
|
|
<div class="line"><a name="l01839"></a><span class="lineno"> 1839</span>  <span class="keywordflow">return</span> status == ProblemStatus::PRIMAL_FEASIBLE || status == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">ProblemStatus::OPTIMAL</a>;</div>
|
|
<div class="line"><a name="l01840"></a><span class="lineno"> 1840</span> }</div>
|
|
<div class="line"><a name="l01841"></a><span class="lineno"> 1841</span>  </div>
|
|
<div class="line"><a name="l01845"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a21939ccf03835cce5a9a449b6c43665b"> 1845</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a21939ccf03835cce5a9a449b6c43665b">SCIPlpiExistsDualRay</a>(</div>
|
|
<div class="line"><a name="l01846"></a><span class="lineno"> 1846</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01847"></a><span class="lineno"> 1847</span>  )</div>
|
|
<div class="line"><a name="l01848"></a><span class="lineno"> 1848</span> {</div>
|
|
<div class="line"><a name="l01849"></a><span class="lineno"> 1849</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01850"></a><span class="lineno"> 1850</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01851"></a><span class="lineno"> 1851</span>  </div>
|
|
<div class="line"><a name="l01852"></a><span class="lineno"> 1852</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
|
|
<div class="line"><a name="l01853"></a><span class="lineno"> 1853</span>  </div>
|
|
<div class="line"><a name="l01854"></a><span class="lineno"> 1854</span>  <span class="keywordflow">return</span> status == ProblemStatus::DUAL_UNBOUNDED;</div>
|
|
<div class="line"><a name="l01855"></a><span class="lineno"> 1855</span> }</div>
|
|
<div class="line"><a name="l01856"></a><span class="lineno"> 1856</span>  </div>
|
|
<div class="line"><a name="l01860"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ac6738fca43ff0cbb9027560f18bd764c"> 1860</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#ac6738fca43ff0cbb9027560f18bd764c">SCIPlpiHasDualRay</a>(</div>
|
|
<div class="line"><a name="l01861"></a><span class="lineno"> 1861</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01862"></a><span class="lineno"> 1862</span>  )</div>
|
|
<div class="line"><a name="l01863"></a><span class="lineno"> 1863</span> {</div>
|
|
<div class="line"><a name="l01864"></a><span class="lineno"> 1864</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01865"></a><span class="lineno"> 1865</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01866"></a><span class="lineno"> 1866</span>  </div>
|
|
<div class="line"><a name="l01867"></a><span class="lineno"> 1867</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
|
|
<div class="line"><a name="l01868"></a><span class="lineno"> 1868</span>  </div>
|
|
<div class="line"><a name="l01869"></a><span class="lineno"> 1869</span>  <span class="keywordflow">return</span> status == ProblemStatus::DUAL_UNBOUNDED;</div>
|
|
<div class="line"><a name="l01870"></a><span class="lineno"> 1870</span> }</div>
|
|
<div class="line"><a name="l01871"></a><span class="lineno"> 1871</span>  </div>
|
|
<div class="line"><a name="l01873"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ae2cd5f0afa5f5940c9d7bab6f04b184e"> 1873</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#ae2cd5f0afa5f5940c9d7bab6f04b184e">SCIPlpiIsDualUnbounded</a>(</div>
|
|
<div class="line"><a name="l01874"></a><span class="lineno"> 1874</span>  SCIP_LPI* lpi </div>
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<div class="line"><a name="l01875"></a><span class="lineno"> 1875</span>  )</div>
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<div class="line"><a name="l01876"></a><span class="lineno"> 1876</span> {</div>
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<div class="line"><a name="l01877"></a><span class="lineno"> 1877</span>  assert( lpi != NULL );</div>
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<div class="line"><a name="l01878"></a><span class="lineno"> 1878</span>  assert( lpi->solver != NULL );</div>
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<div class="line"><a name="l01879"></a><span class="lineno"> 1879</span>  </div>
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<div class="line"><a name="l01880"></a><span class="lineno"> 1880</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
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<div class="line"><a name="l01881"></a><span class="lineno"> 1881</span>  <span class="keywordflow">return</span> status == ProblemStatus::DUAL_UNBOUNDED;</div>
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<div class="line"><a name="l01882"></a><span class="lineno"> 1882</span> }</div>
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<div class="line"><a name="l01883"></a><span class="lineno"> 1883</span>  </div>
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<div class="line"><a name="l01885"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a348c42072a5aad88210e9d688b4d6a1c"> 1885</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a348c42072a5aad88210e9d688b4d6a1c">SCIPlpiIsDualInfeasible</a>(</div>
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<div class="line"><a name="l01886"></a><span class="lineno"> 1886</span>  SCIP_LPI* lpi </div>
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<div class="line"><a name="l01887"></a><span class="lineno"> 1887</span>  )</div>
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<div class="line"><a name="l01888"></a><span class="lineno"> 1888</span> {</div>
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<div class="line"><a name="l01889"></a><span class="lineno"> 1889</span>  assert( lpi != NULL );</div>
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<div class="line"><a name="l01890"></a><span class="lineno"> 1890</span>  assert( lpi->solver != NULL );</div>
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<div class="line"><a name="l01891"></a><span class="lineno"> 1891</span>  </div>
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<div class="line"><a name="l01892"></a><span class="lineno"> 1892</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
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<div class="line"><a name="l01893"></a><span class="lineno"> 1893</span>  <span class="keywordflow">return</span> status == ProblemStatus::PRIMAL_UNBOUNDED || status == ProblemStatus::DUAL_INFEASIBLE;</div>
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<div class="line"><a name="l01894"></a><span class="lineno"> 1894</span> }</div>
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<div class="line"><a name="l01895"></a><span class="lineno"> 1895</span>  </div>
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<div class="line"><a name="l01897"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a8457b3a26f7595f3390f7b34ab443fd4"> 1897</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a8457b3a26f7595f3390f7b34ab443fd4">SCIPlpiIsDualFeasible</a>(</div>
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<div class="line"><a name="l01898"></a><span class="lineno"> 1898</span>  SCIP_LPI* lpi </div>
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<div class="line"><a name="l01899"></a><span class="lineno"> 1899</span>  )</div>
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<div class="line"><a name="l01900"></a><span class="lineno"> 1900</span> {</div>
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<div class="line"><a name="l01901"></a><span class="lineno"> 1901</span>  assert( lpi != NULL );</div>
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<div class="line"><a name="l01902"></a><span class="lineno"> 1902</span>  assert( lpi->solver != NULL );</div>
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<div class="line"><a name="l01903"></a><span class="lineno"> 1903</span>  </div>
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<div class="line"><a name="l01904"></a><span class="lineno"> 1904</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
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<div class="line"><a name="l01905"></a><span class="lineno"> 1905</span>  </div>
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<div class="line"><a name="l01906"></a><span class="lineno"> 1906</span>  <span class="keywordflow">return</span> status == ProblemStatus::DUAL_FEASIBLE || status == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">ProblemStatus::OPTIMAL</a>;</div>
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<div class="line"><a name="l01907"></a><span class="lineno"> 1907</span> }</div>
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<div class="line"><a name="l01908"></a><span class="lineno"> 1908</span>  </div>
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<div class="line"><a name="l01910"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ab66f1eae0b448c155f0feaffa7bdda57"> 1910</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#ab66f1eae0b448c155f0feaffa7bdda57">SCIPlpiIsOptimal</a>(</div>
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<div class="line"><a name="l01911"></a><span class="lineno"> 1911</span>  SCIP_LPI* lpi </div>
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<div class="line"><a name="l01912"></a><span class="lineno"> 1912</span>  )</div>
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<div class="line"><a name="l01913"></a><span class="lineno"> 1913</span> {</div>
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<div class="line"><a name="l01914"></a><span class="lineno"> 1914</span>  assert( lpi != NULL );</div>
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<div class="line"><a name="l01915"></a><span class="lineno"> 1915</span>  assert( lpi->solver != NULL );</div>
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|
<div class="line"><a name="l01916"></a><span class="lineno"> 1916</span>  </div>
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<div class="line"><a name="l01917"></a><span class="lineno"> 1917</span>  <span class="keywordflow">return</span> lpi->solver->GetProblemStatus() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">ProblemStatus::OPTIMAL</a>;</div>
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<div class="line"><a name="l01918"></a><span class="lineno"> 1918</span> }</div>
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<div class="line"><a name="l01919"></a><span class="lineno"> 1919</span>  </div>
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<div class="line"><a name="l01927"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#af04aa49d1337f5007cc0d78625d2dd4d"> 1927</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#af04aa49d1337f5007cc0d78625d2dd4d">SCIPlpiIsStable</a>(</div>
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<div class="line"><a name="l01928"></a><span class="lineno"> 1928</span>  SCIP_LPI* lpi </div>
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<div class="line"><a name="l01929"></a><span class="lineno"> 1929</span>  )</div>
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<div class="line"><a name="l01930"></a><span class="lineno"> 1930</span> {</div>
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|
<div class="line"><a name="l01931"></a><span class="lineno"> 1931</span>  assert( lpi != NULL );</div>
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|
<div class="line"><a name="l01932"></a><span class="lineno"> 1932</span>  assert( lpi->solver != NULL );</div>
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|
<div class="line"><a name="l01933"></a><span class="lineno"> 1933</span>  </div>
|
|
<div class="line"><a name="l01934"></a><span class="lineno"> 1934</span>  <span class="comment">/* For correctness, we need to report "unstable" if Glop was not able to prove optimality because of numerical</span></div>
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|
<div class="line"><a name="l01935"></a><span class="lineno"> 1935</span> <span class="comment"> * issues. Currently Glop still reports primal/dual feasible if at the end, one status is within the tolerance but not</span></div>
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|
<div class="line"><a name="l01936"></a><span class="lineno"> 1936</span> <span class="comment"> * the other. */</span></div>
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|
<div class="line"><a name="l01937"></a><span class="lineno"> 1937</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">ProblemStatus</a> status = lpi->solver->GetProblemStatus();</div>
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|
<div class="line"><a name="l01938"></a><span class="lineno"> 1938</span>  <span class="keywordflow">if</span> ( (status == ProblemStatus::PRIMAL_FEASIBLE || status == ProblemStatus::DUAL_FEASIBLE) &&</div>
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|
<div class="line"><a name="l01939"></a><span class="lineno"> 1939</span>  ! <a class="code" href="lpi__glop_8cc.html#a0d4fca883c08a32af088280a78ca3ef2">SCIPlpiIsObjlimExc</a>(lpi) && ! <a class="code" href="lpi__glop_8cc.html#a689c99183c7e0779c50f9aef63c79123">SCIPlpiIsIterlimExc</a>(lpi) && ! <a class="code" href="lpi__glop_8cc.html#a8ac20384dbd857173c8dfe0dc37f7d6a">SCIPlpiIsTimelimExc</a>(lpi))</div>
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|
<div class="line"><a name="l01940"></a><span class="lineno"> 1940</span>  {</div>
|
|
<div class="line"><a name="l01941"></a><span class="lineno"> 1941</span>  SCIPdebugMessage(<span class="stringliteral">"OPTIMAL not reached and no limit: unstable.\n"</span>);</div>
|
|
<div class="line"><a name="l01942"></a><span class="lineno"> 1942</span>  <span class="keywordflow">return</span> FALSE;</div>
|
|
<div class="line"><a name="l01943"></a><span class="lineno"> 1943</span>  }</div>
|
|
<div class="line"><a name="l01944"></a><span class="lineno"> 1944</span>  </div>
|
|
<div class="line"><a name="l01945"></a><span class="lineno"> 1945</span>  <span class="keywordflow">if</span> ( status == ProblemStatus::ABNORMAL || status == ProblemStatus::INVALID_PROBLEM || status == ProblemStatus::IMPRECISE )</div>
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|
<div class="line"><a name="l01946"></a><span class="lineno"> 1946</span>  <span class="keywordflow">return</span> FALSE;</div>
|
|
<div class="line"><a name="l01947"></a><span class="lineno"> 1947</span>  </div>
|
|
<div class="line"><a name="l01948"></a><span class="lineno"> 1948</span>  <span class="comment">/* If we have a regular basis and the condition limit is set, we compute (an upper bound on) the condition number of</span></div>
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|
<div class="line"><a name="l01949"></a><span class="lineno"> 1949</span> <span class="comment"> * the basis; everything above the specified threshold is then counted as instable. */</span></div>
|
|
<div class="line"><a name="l01950"></a><span class="lineno"> 1950</span>  <span class="keywordflow">if</span> ( lpi->checkcondition && (<a class="code" href="lpi__glop_8cc.html#ab66f1eae0b448c155f0feaffa7bdda57">SCIPlpiIsOptimal</a>(lpi) || <a class="code" href="lpi__glop_8cc.html#a0d4fca883c08a32af088280a78ca3ef2">SCIPlpiIsObjlimExc</a>(lpi)) )</div>
|
|
<div class="line"><a name="l01951"></a><span class="lineno"> 1951</span>  {</div>
|
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<div class="line"><a name="l01952"></a><span class="lineno"> 1952</span>  SCIP_RETCODE retcode;</div>
|
|
<div class="line"><a name="l01953"></a><span class="lineno"> 1953</span>  SCIP_Real kappa;</div>
|
|
<div class="line"><a name="l01954"></a><span class="lineno"> 1954</span>  </div>
|
|
<div class="line"><a name="l01955"></a><span class="lineno"> 1955</span>  retcode = <a class="code" href="lpi__glop_8cc.html#a83ddb586c09a37eea2e411f1271a32f6">SCIPlpiGetRealSolQuality</a>(lpi, SCIP_LPSOLQUALITY_ESTIMCONDITION, &kappa);</div>
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|
<div class="line"><a name="l01956"></a><span class="lineno"> 1956</span>  <span class="keywordflow">if</span> ( retcode != SCIP_OKAY )</div>
|
|
<div class="line"><a name="l01957"></a><span class="lineno"> 1957</span>  SCIPABORT();</div>
|
|
<div class="line"><a name="l01958"></a><span class="lineno"> 1958</span>  assert( kappa != SCIP_INVALID ); <span class="comment">/*lint !e777*/</span></div>
|
|
<div class="line"><a name="l01959"></a><span class="lineno"> 1959</span>  </div>
|
|
<div class="line"><a name="l01960"></a><span class="lineno"> 1960</span>  <span class="keywordflow">if</span> ( kappa > lpi->conditionlimit )</div>
|
|
<div class="line"><a name="l01961"></a><span class="lineno"> 1961</span>  <span class="keywordflow">return</span> FALSE;</div>
|
|
<div class="line"><a name="l01962"></a><span class="lineno"> 1962</span>  }</div>
|
|
<div class="line"><a name="l01963"></a><span class="lineno"> 1963</span>  </div>
|
|
<div class="line"><a name="l01964"></a><span class="lineno"> 1964</span>  <span class="keywordflow">return</span> TRUE;</div>
|
|
<div class="line"><a name="l01965"></a><span class="lineno"> 1965</span> }</div>
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|
<div class="line"><a name="l01966"></a><span class="lineno"> 1966</span>  </div>
|
|
<div class="line"><a name="l01968"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a0d4fca883c08a32af088280a78ca3ef2"> 1968</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a0d4fca883c08a32af088280a78ca3ef2">SCIPlpiIsObjlimExc</a>(</div>
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|
<div class="line"><a name="l01969"></a><span class="lineno"> 1969</span>  SCIP_LPI* lpi </div>
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|
<div class="line"><a name="l01970"></a><span class="lineno"> 1970</span>  )</div>
|
|
<div class="line"><a name="l01971"></a><span class="lineno"> 1971</span> {</div>
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|
<div class="line"><a name="l01972"></a><span class="lineno"> 1972</span>  assert( lpi != NULL );</div>
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|
<div class="line"><a name="l01973"></a><span class="lineno"> 1973</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l01974"></a><span class="lineno"> 1974</span>  </div>
|
|
<div class="line"><a name="l01975"></a><span class="lineno"> 1975</span>  <span class="keywordflow">return</span> lpi->solver->objective_limit_reached();</div>
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|
<div class="line"><a name="l01976"></a><span class="lineno"> 1976</span> }</div>
|
|
<div class="line"><a name="l01977"></a><span class="lineno"> 1977</span>  </div>
|
|
<div class="line"><a name="l01979"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a689c99183c7e0779c50f9aef63c79123"> 1979</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a689c99183c7e0779c50f9aef63c79123">SCIPlpiIsIterlimExc</a>(</div>
|
|
<div class="line"><a name="l01980"></a><span class="lineno"> 1980</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l01981"></a><span class="lineno"> 1981</span>  )</div>
|
|
<div class="line"><a name="l01982"></a><span class="lineno"> 1982</span> {</div>
|
|
<div class="line"><a name="l01983"></a><span class="lineno"> 1983</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l01984"></a><span class="lineno"> 1984</span>  assert( lpi->solver != NULL );</div>
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|
<div class="line"><a name="l01985"></a><span class="lineno"> 1985</span>  assert( lpi->niterations >= (<span class="keywordtype">int</span>) lpi->solver->GetNumberOfIterations() );</div>
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|
<div class="line"><a name="l01986"></a><span class="lineno"> 1986</span>  </div>
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|
<div class="line"><a name="l01987"></a><span class="lineno"> 1987</span>  <span class="keywordtype">int</span> maxiter = (int) lpi->parameters->max_number_of_iterations();</div>
|
|
<div class="line"><a name="l01988"></a><span class="lineno"> 1988</span>  <span class="keywordflow">return</span> maxiter >= 0 && lpi->niterations >= maxiter;</div>
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|
<div class="line"><a name="l01989"></a><span class="lineno"> 1989</span> }</div>
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|
<div class="line"><a name="l01990"></a><span class="lineno"> 1990</span>  </div>
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|
<div class="line"><a name="l01992"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a8ac20384dbd857173c8dfe0dc37f7d6a"> 1992</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a8ac20384dbd857173c8dfe0dc37f7d6a">SCIPlpiIsTimelimExc</a>(</div>
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|
<div class="line"><a name="l01993"></a><span class="lineno"> 1993</span>  SCIP_LPI* lpi </div>
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|
<div class="line"><a name="l01994"></a><span class="lineno"> 1994</span>  )</div>
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|
<div class="line"><a name="l01995"></a><span class="lineno"> 1995</span> {</div>
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|
<div class="line"><a name="l01996"></a><span class="lineno"> 1996</span>  assert( lpi != NULL );</div>
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|
<div class="line"><a name="l01997"></a><span class="lineno"> 1997</span>  assert( lpi->solver != NULL );</div>
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|
<div class="line"><a name="l01998"></a><span class="lineno"> 1998</span>  </div>
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|
<div class="line"><a name="l01999"></a><span class="lineno"> 1999</span>  <span class="keywordflow">return</span> lpi->lp_time_limit_was_reached;</div>
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|
<div class="line"><a name="l02000"></a><span class="lineno"> 2000</span> }</div>
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|
<div class="line"><a name="l02001"></a><span class="lineno"> 2001</span>  </div>
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<div class="line"><a name="l02003"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a5fbb9e1f86a8425b85760f01692f85aa"> 2003</a></span> <span class="keywordtype">int</span> <a class="code" href="lpi__glop_8cc.html#a5fbb9e1f86a8425b85760f01692f85aa">SCIPlpiGetInternalStatus</a>(</div>
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|
<div class="line"><a name="l02004"></a><span class="lineno"> 2004</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l02005"></a><span class="lineno"> 2005</span>  )</div>
|
|
<div class="line"><a name="l02006"></a><span class="lineno"> 2006</span> {</div>
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<div class="line"><a name="l02007"></a><span class="lineno"> 2007</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02008"></a><span class="lineno"> 2008</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02009"></a><span class="lineno"> 2009</span>  </div>
|
|
<div class="line"><a name="l02010"></a><span class="lineno"> 2010</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span><span class="keywordtype">int</span><span class="keyword">></span>(lpi->solver->GetProblemStatus());</div>
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|
<div class="line"><a name="l02011"></a><span class="lineno"> 2011</span> }</div>
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<div class="line"><a name="l02012"></a><span class="lineno"> 2012</span>  </div>
|
|
<div class="line"><a name="l02014"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a6b24f7dd3dfac27d08f1cfc777e56a8b"> 2014</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a6b24f7dd3dfac27d08f1cfc777e56a8b">SCIPlpiIgnoreInstability</a>(</div>
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|
<div class="line"><a name="l02015"></a><span class="lineno"> 2015</span>  SCIP_LPI* lpi, </div>
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|
<div class="line"><a name="l02016"></a><span class="lineno"> 2016</span>  SCIP_Bool* success </div>
|
|
<div class="line"><a name="l02017"></a><span class="lineno"> 2017</span>  )</div>
|
|
<div class="line"><a name="l02018"></a><span class="lineno"> 2018</span> {</div>
|
|
<div class="line"><a name="l02019"></a><span class="lineno"> 2019</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02020"></a><span class="lineno"> 2020</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02021"></a><span class="lineno"> 2021</span>  assert( success != NULL );</div>
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<div class="line"><a name="l02022"></a><span class="lineno"> 2022</span>  </div>
|
|
<div class="line"><a name="l02023"></a><span class="lineno"> 2023</span>  *success = FALSE;</div>
|
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<div class="line"><a name="l02024"></a><span class="lineno"> 2024</span>  </div>
|
|
<div class="line"><a name="l02025"></a><span class="lineno"> 2025</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
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|
<div class="line"><a name="l02026"></a><span class="lineno"> 2026</span> }</div>
|
|
<div class="line"><a name="l02027"></a><span class="lineno"> 2027</span>  </div>
|
|
<div class="line"><a name="l02029"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a5548fcdd7c4e4a3f6d542cd51da27c82"> 2029</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a5548fcdd7c4e4a3f6d542cd51da27c82">SCIPlpiGetObjval</a>(</div>
|
|
<div class="line"><a name="l02030"></a><span class="lineno"> 2030</span>  SCIP_LPI* lpi, </div>
|
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<div class="line"><a name="l02031"></a><span class="lineno"> 2031</span>  SCIP_Real* objval </div>
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<div class="line"><a name="l02032"></a><span class="lineno"> 2032</span>  )</div>
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<div class="line"><a name="l02033"></a><span class="lineno"> 2033</span> {</div>
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|
<div class="line"><a name="l02034"></a><span class="lineno"> 2034</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02035"></a><span class="lineno"> 2035</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02036"></a><span class="lineno"> 2036</span>  assert( objval != NULL );</div>
|
|
<div class="line"><a name="l02037"></a><span class="lineno"> 2037</span>  </div>
|
|
<div class="line"><a name="l02038"></a><span class="lineno"> 2038</span>  *objval = lpi->solver->GetObjectiveValue();</div>
|
|
<div class="line"><a name="l02039"></a><span class="lineno"> 2039</span>  </div>
|
|
<div class="line"><a name="l02040"></a><span class="lineno"> 2040</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02041"></a><span class="lineno"> 2041</span> }</div>
|
|
<div class="line"><a name="l02042"></a><span class="lineno"> 2042</span>  </div>
|
|
<div class="line"><a name="l02048"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ac5a2315c14e99b919626de4170687227"> 2048</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ac5a2315c14e99b919626de4170687227">SCIPlpiGetSol</a>(</div>
|
|
<div class="line"><a name="l02049"></a><span class="lineno"> 2049</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02050"></a><span class="lineno"> 2050</span>  SCIP_Real* objval, </div>
|
|
<div class="line"><a name="l02051"></a><span class="lineno"> 2051</span>  SCIP_Real* primsol, </div>
|
|
<div class="line"><a name="l02052"></a><span class="lineno"> 2052</span>  SCIP_Real* dualsol, </div>
|
|
<div class="line"><a name="l02053"></a><span class="lineno"> 2053</span>  SCIP_Real* activity, </div>
|
|
<div class="line"><a name="l02054"></a><span class="lineno"> 2054</span>  SCIP_Real* redcost </div>
|
|
<div class="line"><a name="l02055"></a><span class="lineno"> 2055</span>  )</div>
|
|
<div class="line"><a name="l02056"></a><span class="lineno"> 2056</span> {</div>
|
|
<div class="line"><a name="l02057"></a><span class="lineno"> 2057</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02058"></a><span class="lineno"> 2058</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02059"></a><span class="lineno"> 2059</span>  </div>
|
|
<div class="line"><a name="l02060"></a><span class="lineno"> 2060</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetSol\n"</span>);</div>
|
|
<div class="line"><a name="l02061"></a><span class="lineno"> 2061</span>  <span class="keywordflow">if</span> ( objval != NULL )</div>
|
|
<div class="line"><a name="l02062"></a><span class="lineno"> 2062</span>  *objval = lpi->solver->GetObjectiveValue();</div>
|
|
<div class="line"><a name="l02063"></a><span class="lineno"> 2063</span>  </div>
|
|
<div class="line"><a name="l02064"></a><span class="lineno"> 2064</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l02065"></a><span class="lineno"> 2065</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l02066"></a><span class="lineno"> 2066</span>  {</div>
|
|
<div class="line"><a name="l02067"></a><span class="lineno"> 2067</span>  <span class="keywordtype">int</span> i = <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value();</div>
|
|
<div class="line"><a name="l02068"></a><span class="lineno"> 2068</span>  </div>
|
|
<div class="line"><a name="l02069"></a><span class="lineno"> 2069</span>  <span class="keywordflow">if</span> ( primsol != NULL )</div>
|
|
<div class="line"><a name="l02070"></a><span class="lineno"> 2070</span>  primsol[i] = lpi->scaler->UnscaleVariableValue(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, lpi->solver->GetVariableValue(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>));</div>
|
|
<div class="line"><a name="l02071"></a><span class="lineno"> 2071</span>  </div>
|
|
<div class="line"><a name="l02072"></a><span class="lineno"> 2072</span>  <span class="keywordflow">if</span> ( redcost != NULL )</div>
|
|
<div class="line"><a name="l02073"></a><span class="lineno"> 2073</span>  redcost[i] = lpi->scaler->UnscaleReducedCost(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, lpi->solver->GetReducedCost(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>));</div>
|
|
<div class="line"><a name="l02074"></a><span class="lineno"> 2074</span>  }</div>
|
|
<div class="line"><a name="l02075"></a><span class="lineno"> 2075</span>  </div>
|
|
<div class="line"><a name="l02076"></a><span class="lineno"> 2076</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l02077"></a><span class="lineno"> 2077</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02078"></a><span class="lineno"> 2078</span>  {</div>
|
|
<div class="line"><a name="l02079"></a><span class="lineno"> 2079</span>  <span class="keywordtype">int</span> j = <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value();</div>
|
|
<div class="line"><a name="l02080"></a><span class="lineno"> 2080</span>  </div>
|
|
<div class="line"><a name="l02081"></a><span class="lineno"> 2081</span>  <span class="keywordflow">if</span> ( dualsol != NULL )</div>
|
|
<div class="line"><a name="l02082"></a><span class="lineno"> 2082</span>  dualsol[j] = lpi->scaler->UnscaleDualValue(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, lpi->solver->GetDualValue(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>));</div>
|
|
<div class="line"><a name="l02083"></a><span class="lineno"> 2083</span>  </div>
|
|
<div class="line"><a name="l02084"></a><span class="lineno"> 2084</span>  <span class="keywordflow">if</span> ( activity != NULL )</div>
|
|
<div class="line"><a name="l02085"></a><span class="lineno"> 2085</span>  activity[j] = lpi->scaler->UnscaleConstraintActivity(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, lpi->solver->GetConstraintActivity(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>));</div>
|
|
<div class="line"><a name="l02086"></a><span class="lineno"> 2086</span>  }</div>
|
|
<div class="line"><a name="l02087"></a><span class="lineno"> 2087</span>  </div>
|
|
<div class="line"><a name="l02088"></a><span class="lineno"> 2088</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02089"></a><span class="lineno"> 2089</span> }</div>
|
|
<div class="line"><a name="l02090"></a><span class="lineno"> 2090</span>  </div>
|
|
<div class="line"><a name="l02092"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a2d3ab14c33312daf6f0c51e7eba4ae95"> 2092</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a2d3ab14c33312daf6f0c51e7eba4ae95">SCIPlpiGetPrimalRay</a>(</div>
|
|
<div class="line"><a name="l02093"></a><span class="lineno"> 2093</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02094"></a><span class="lineno"> 2094</span>  SCIP_Real* ray </div>
|
|
<div class="line"><a name="l02095"></a><span class="lineno"> 2095</span>  )</div>
|
|
<div class="line"><a name="l02096"></a><span class="lineno"> 2096</span> {</div>
|
|
<div class="line"><a name="l02097"></a><span class="lineno"> 2097</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02098"></a><span class="lineno"> 2098</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02099"></a><span class="lineno"> 2099</span>  assert( ray != NULL );</div>
|
|
<div class="line"><a name="l02100"></a><span class="lineno"> 2100</span>  </div>
|
|
<div class="line"><a name="l02101"></a><span class="lineno"> 2101</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetPrimalRay\n"</span>);</div>
|
|
<div class="line"><a name="l02102"></a><span class="lineno"> 2102</span>  </div>
|
|
<div class="line"><a name="l02103"></a><span class="lineno"> 2103</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l02104"></a><span class="lineno"> 2104</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a4dc8ae0f97c4110f3cc770715b2bbd12">DenseRow</a>& primal_ray = lpi->solver->GetPrimalRay();</div>
|
|
<div class="line"><a name="l02105"></a><span class="lineno"> 2105</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l02106"></a><span class="lineno"> 2106</span>  ray[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value()] = lpi->scaler->UnscaleVariableValue(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>, primal_ray[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>]);</div>
|
|
<div class="line"><a name="l02107"></a><span class="lineno"> 2107</span>  </div>
|
|
<div class="line"><a name="l02108"></a><span class="lineno"> 2108</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02109"></a><span class="lineno"> 2109</span> }</div>
|
|
<div class="line"><a name="l02110"></a><span class="lineno"> 2110</span>  </div>
|
|
<div class="line"><a name="l02112"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a54ee13d012fb992394c0828166c2fea3"> 2112</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a54ee13d012fb992394c0828166c2fea3">SCIPlpiGetDualfarkas</a>(</div>
|
|
<div class="line"><a name="l02113"></a><span class="lineno"> 2113</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02114"></a><span class="lineno"> 2114</span>  SCIP_Real* dualfarkas </div>
|
|
<div class="line"><a name="l02115"></a><span class="lineno"> 2115</span>  )</div>
|
|
<div class="line"><a name="l02116"></a><span class="lineno"> 2116</span> {</div>
|
|
<div class="line"><a name="l02117"></a><span class="lineno"> 2117</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02118"></a><span class="lineno"> 2118</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02119"></a><span class="lineno"> 2119</span>  assert( dualfarkas != NULL );</div>
|
|
<div class="line"><a name="l02120"></a><span class="lineno"> 2120</span>  </div>
|
|
<div class="line"><a name="l02121"></a><span class="lineno"> 2121</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetDualfarkas\n"</span>);</div>
|
|
<div class="line"><a name="l02122"></a><span class="lineno"> 2122</span>  </div>
|
|
<div class="line"><a name="l02123"></a><span class="lineno"> 2123</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l02124"></a><span class="lineno"> 2124</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#ae5fa9e57c2d31b294195ed8a9e17bfac">DenseColumn</a>& dual_ray = lpi->solver->GetDualRay();</div>
|
|
<div class="line"><a name="l02125"></a><span class="lineno"> 2125</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02126"></a><span class="lineno"> 2126</span>  dualfarkas[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value()] = -lpi->scaler->UnscaleDualValue(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, dual_ray[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>]); <span class="comment">/* reverse sign */</span></div>
|
|
<div class="line"><a name="l02127"></a><span class="lineno"> 2127</span>  </div>
|
|
<div class="line"><a name="l02128"></a><span class="lineno"> 2128</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02129"></a><span class="lineno"> 2129</span> }</div>
|
|
<div class="line"><a name="l02130"></a><span class="lineno"> 2130</span>  </div>
|
|
<div class="line"><a name="l02132"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ae37bfbea024ddb8232827aeedc84afe0"> 2132</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ae37bfbea024ddb8232827aeedc84afe0">SCIPlpiGetIterations</a>(</div>
|
|
<div class="line"><a name="l02133"></a><span class="lineno"> 2133</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02134"></a><span class="lineno"> 2134</span>  <span class="keywordtype">int</span>* iterations </div>
|
|
<div class="line"><a name="l02135"></a><span class="lineno"> 2135</span>  )</div>
|
|
<div class="line"><a name="l02136"></a><span class="lineno"> 2136</span> {</div>
|
|
<div class="line"><a name="l02137"></a><span class="lineno"> 2137</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02138"></a><span class="lineno"> 2138</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02139"></a><span class="lineno"> 2139</span>  assert( iterations != NULL );</div>
|
|
<div class="line"><a name="l02140"></a><span class="lineno"> 2140</span>  </div>
|
|
<div class="line"><a name="l02141"></a><span class="lineno"> 2141</span>  *iterations = (int) lpi->niterations;</div>
|
|
<div class="line"><a name="l02142"></a><span class="lineno"> 2142</span>  </div>
|
|
<div class="line"><a name="l02143"></a><span class="lineno"> 2143</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02144"></a><span class="lineno"> 2144</span> }</div>
|
|
<div class="line"><a name="l02145"></a><span class="lineno"> 2145</span>  </div>
|
|
<div class="line"><a name="l02151"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a83ddb586c09a37eea2e411f1271a32f6"> 2151</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a83ddb586c09a37eea2e411f1271a32f6">SCIPlpiGetRealSolQuality</a>(</div>
|
|
<div class="line"><a name="l02152"></a><span class="lineno"> 2152</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02153"></a><span class="lineno"> 2153</span>  SCIP_LPSOLQUALITY qualityindicator, </div>
|
|
<div class="line"><a name="l02154"></a><span class="lineno"> 2154</span>  SCIP_Real* quality </div>
|
|
<div class="line"><a name="l02155"></a><span class="lineno"> 2155</span>  )</div>
|
|
<div class="line"><a name="l02156"></a><span class="lineno"> 2156</span> {</div>
|
|
<div class="line"><a name="l02157"></a><span class="lineno"> 2157</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02158"></a><span class="lineno"> 2158</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02159"></a><span class="lineno"> 2159</span>  assert( quality != NULL );</div>
|
|
<div class="line"><a name="l02160"></a><span class="lineno"> 2160</span>  </div>
|
|
<div class="line"><a name="l02161"></a><span class="lineno"> 2161</span>  SCIPdebugMessage(<span class="stringliteral">"Requesting solution quality: quality %d\n"</span>, qualityindicator);</div>
|
|
<div class="line"><a name="l02162"></a><span class="lineno"> 2162</span>  </div>
|
|
<div class="line"><a name="l02163"></a><span class="lineno"> 2163</span>  <span class="keywordflow">switch</span> ( qualityindicator )</div>
|
|
<div class="line"><a name="l02164"></a><span class="lineno"> 2164</span>  {</div>
|
|
<div class="line"><a name="l02165"></a><span class="lineno"> 2165</span>  <span class="keywordflow">case</span> SCIP_LPSOLQUALITY_ESTIMCONDITION:</div>
|
|
<div class="line"><a name="l02166"></a><span class="lineno"> 2166</span>  *quality = lpi->solver->GetBasisFactorization().ComputeInfinityNormConditionNumber();</div>
|
|
<div class="line"><a name="l02167"></a><span class="lineno"> 2167</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02168"></a><span class="lineno"> 2168</span>  </div>
|
|
<div class="line"><a name="l02169"></a><span class="lineno"> 2169</span>  <span class="keywordflow">case</span> SCIP_LPSOLQUALITY_EXACTCONDITION:</div>
|
|
<div class="line"><a name="l02170"></a><span class="lineno"> 2170</span>  *quality = lpi->solver->GetBasisFactorization().ComputeInfinityNormConditionNumberUpperBound();</div>
|
|
<div class="line"><a name="l02171"></a><span class="lineno"> 2171</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02172"></a><span class="lineno"> 2172</span>  </div>
|
|
<div class="line"><a name="l02173"></a><span class="lineno"> 2173</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02174"></a><span class="lineno"> 2174</span>  SCIPerrorMessage(<span class="stringliteral">"Solution quality %d unknown.\n"</span>, qualityindicator);</div>
|
|
<div class="line"><a name="l02175"></a><span class="lineno"> 2175</span>  <span class="keywordflow">return</span> SCIP_INVALIDDATA;</div>
|
|
<div class="line"><a name="l02176"></a><span class="lineno"> 2176</span>  }</div>
|
|
<div class="line"><a name="l02177"></a><span class="lineno"> 2177</span>  </div>
|
|
<div class="line"><a name="l02178"></a><span class="lineno"> 2178</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02179"></a><span class="lineno"> 2179</span> }</div>
|
|
<div class="line"><a name="l02180"></a><span class="lineno"> 2180</span>  </div>
|
|
<div class="line"><a name="l02186"></a><span class="lineno"> 2186</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l02187"></a><span class="lineno"> 2187</span> <span class="comment"> * LP Basis Methods</span></div>
|
|
<div class="line"><a name="l02188"></a><span class="lineno"> 2188</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l02189"></a><span class="lineno"> 2189</span>  </div>
|
|
<div class="line"><a name="l02194"></a><span class="lineno"> 2194</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l02195"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a7397613f634d64f27637ae079050dd35"> 2195</a></span> SCIP_BASESTAT <a class="code" href="lpi__glop_8cc.html#a7397613f634d64f27637ae079050dd35">ConvertGlopVariableStatus</a>(</div>
|
|
<div class="line"><a name="l02196"></a><span class="lineno"> 2196</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#a1ac488f3db89f6d16a85c56f3243290c">VariableStatus</a> status, </div>
|
|
<div class="line"><a name="l02197"></a><span class="lineno"> 2197</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> rc </div>
|
|
<div class="line"><a name="l02198"></a><span class="lineno"> 2198</span>  )</div>
|
|
<div class="line"><a name="l02199"></a><span class="lineno"> 2199</span> {</div>
|
|
<div class="line"><a name="l02200"></a><span class="lineno"> 2200</span>  <span class="keywordflow">switch</span> ( status )</div>
|
|
<div class="line"><a name="l02201"></a><span class="lineno"> 2201</span>  {</div>
|
|
<div class="line"><a name="l02202"></a><span class="lineno"> 2202</span>  <span class="keywordflow">case</span> VariableStatus::BASIC:</div>
|
|
<div class="line"><a name="l02203"></a><span class="lineno"> 2203</span>  <span class="keywordflow">return</span> SCIP_BASESTAT_BASIC;</div>
|
|
<div class="line"><a name="l02204"></a><span class="lineno"> 2204</span>  <span class="keywordflow">case</span> VariableStatus::AT_UPPER_BOUND:</div>
|
|
<div class="line"><a name="l02205"></a><span class="lineno"> 2205</span>  <span class="keywordflow">return</span> SCIP_BASESTAT_UPPER;</div>
|
|
<div class="line"><a name="l02206"></a><span class="lineno"> 2206</span>  <span class="keywordflow">case</span> VariableStatus::AT_LOWER_BOUND:</div>
|
|
<div class="line"><a name="l02207"></a><span class="lineno"> 2207</span>  <span class="keywordflow">return</span> SCIP_BASESTAT_LOWER;</div>
|
|
<div class="line"><a name="l02208"></a><span class="lineno"> 2208</span>  <span class="keywordflow">case</span> VariableStatus::FREE:</div>
|
|
<div class="line"><a name="l02209"></a><span class="lineno"> 2209</span>  <span class="keywordflow">return</span> SCIP_BASESTAT_ZERO;</div>
|
|
<div class="line"><a name="l02210"></a><span class="lineno"> 2210</span>  <span class="keywordflow">case</span> VariableStatus::FIXED_VALUE:</div>
|
|
<div class="line"><a name="l02211"></a><span class="lineno"> 2211</span>  <span class="keywordflow">return</span> rc > 0.0 ? SCIP_BASESTAT_LOWER : SCIP_BASESTAT_UPPER;</div>
|
|
<div class="line"><a name="l02212"></a><span class="lineno"> 2212</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02213"></a><span class="lineno"> 2213</span>  SCIPerrorMessage(<span class="stringliteral">"invalid Glop basis status.\n"</span>);</div>
|
|
<div class="line"><a name="l02214"></a><span class="lineno"> 2214</span>  abort();</div>
|
|
<div class="line"><a name="l02215"></a><span class="lineno"> 2215</span>  }</div>
|
|
<div class="line"><a name="l02216"></a><span class="lineno"> 2216</span> }</div>
|
|
<div class="line"><a name="l02217"></a><span class="lineno"> 2217</span>  </div>
|
|
<div class="line"><a name="l02219"></a><span class="lineno"> 2219</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l02220"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a31e50d8d59277a09cd161b8868edb536"> 2220</a></span> SCIP_BASESTAT <a class="code" href="lpi__glop_8cc.html#a31e50d8d59277a09cd161b8868edb536">ConvertGlopConstraintStatus</a>(</div>
|
|
<div class="line"><a name="l02221"></a><span class="lineno"> 2221</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#ad59b85e44037bd502a5d8bd3fe16c0f9">ConstraintStatus</a> status, </div>
|
|
<div class="line"><a name="l02222"></a><span class="lineno"> 2222</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> dual </div>
|
|
<div class="line"><a name="l02223"></a><span class="lineno"> 2223</span>  )</div>
|
|
<div class="line"><a name="l02224"></a><span class="lineno"> 2224</span> {</div>
|
|
<div class="line"><a name="l02225"></a><span class="lineno"> 2225</span>  <span class="keywordflow">switch</span> ( status )</div>
|
|
<div class="line"><a name="l02226"></a><span class="lineno"> 2226</span>  {</div>
|
|
<div class="line"><a name="l02227"></a><span class="lineno"> 2227</span>  <span class="keywordflow">case</span> ConstraintStatus::BASIC:</div>
|
|
<div class="line"><a name="l02228"></a><span class="lineno"> 2228</span>  <span class="keywordflow">return</span> SCIP_BASESTAT_BASIC;</div>
|
|
<div class="line"><a name="l02229"></a><span class="lineno"> 2229</span>  <span class="keywordflow">case</span> ConstraintStatus::AT_UPPER_BOUND:</div>
|
|
<div class="line"><a name="l02230"></a><span class="lineno"> 2230</span>  <span class="keywordflow">return</span> SCIP_BASESTAT_UPPER;</div>
|
|
<div class="line"><a name="l02231"></a><span class="lineno"> 2231</span>  <span class="keywordflow">case</span> ConstraintStatus::AT_LOWER_BOUND:</div>
|
|
<div class="line"><a name="l02232"></a><span class="lineno"> 2232</span>  <span class="keywordflow">return</span> SCIP_BASESTAT_LOWER;</div>
|
|
<div class="line"><a name="l02233"></a><span class="lineno"> 2233</span>  <span class="keywordflow">case</span> ConstraintStatus::FREE:</div>
|
|
<div class="line"><a name="l02234"></a><span class="lineno"> 2234</span>  <span class="keywordflow">return</span> SCIP_BASESTAT_ZERO;</div>
|
|
<div class="line"><a name="l02235"></a><span class="lineno"> 2235</span>  <span class="keywordflow">case</span> ConstraintStatus::FIXED_VALUE:</div>
|
|
<div class="line"><a name="l02236"></a><span class="lineno"> 2236</span>  <span class="keywordflow">return</span> dual > 0.0 ? SCIP_BASESTAT_LOWER : SCIP_BASESTAT_UPPER;</div>
|
|
<div class="line"><a name="l02237"></a><span class="lineno"> 2237</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02238"></a><span class="lineno"> 2238</span>  SCIPerrorMessage(<span class="stringliteral">"invalid Glop basis status.\n"</span>);</div>
|
|
<div class="line"><a name="l02239"></a><span class="lineno"> 2239</span>  abort();</div>
|
|
<div class="line"><a name="l02240"></a><span class="lineno"> 2240</span>  }</div>
|
|
<div class="line"><a name="l02241"></a><span class="lineno"> 2241</span> }</div>
|
|
<div class="line"><a name="l02242"></a><span class="lineno"> 2242</span>  </div>
|
|
<div class="line"><a name="l02244"></a><span class="lineno"> 2244</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l02245"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#af5c4997d97f177fc6bc1ba4ddee86621"> 2245</a></span> <a class="code" href="namespaceoperations__research_1_1glop.html#a1ac488f3db89f6d16a85c56f3243290c">VariableStatus</a> <a class="code" href="lpi__glop_8cc.html#af5c4997d97f177fc6bc1ba4ddee86621">ConvertSCIPVariableStatus</a>(</div>
|
|
<div class="line"><a name="l02246"></a><span class="lineno"> 2246</span>  <span class="keywordtype">int</span> status </div>
|
|
<div class="line"><a name="l02247"></a><span class="lineno"> 2247</span>  )</div>
|
|
<div class="line"><a name="l02248"></a><span class="lineno"> 2248</span> {</div>
|
|
<div class="line"><a name="l02249"></a><span class="lineno"> 2249</span>  <span class="keywordflow">switch</span> ( status )</div>
|
|
<div class="line"><a name="l02250"></a><span class="lineno"> 2250</span>  {</div>
|
|
<div class="line"><a name="l02251"></a><span class="lineno"> 2251</span>  <span class="keywordflow">case</span> SCIP_BASESTAT_BASIC:</div>
|
|
<div class="line"><a name="l02252"></a><span class="lineno"> 2252</span>  <span class="keywordflow">return</span> VariableStatus::BASIC;</div>
|
|
<div class="line"><a name="l02253"></a><span class="lineno"> 2253</span>  <span class="keywordflow">case</span> SCIP_BASESTAT_UPPER:</div>
|
|
<div class="line"><a name="l02254"></a><span class="lineno"> 2254</span>  <span class="keywordflow">return</span> VariableStatus::AT_UPPER_BOUND;</div>
|
|
<div class="line"><a name="l02255"></a><span class="lineno"> 2255</span>  <span class="keywordflow">case</span> SCIP_BASESTAT_LOWER:</div>
|
|
<div class="line"><a name="l02256"></a><span class="lineno"> 2256</span>  <span class="keywordflow">return</span> VariableStatus::AT_LOWER_BOUND;</div>
|
|
<div class="line"><a name="l02257"></a><span class="lineno"> 2257</span>  <span class="keywordflow">case</span> SCIP_BASESTAT_ZERO:</div>
|
|
<div class="line"><a name="l02258"></a><span class="lineno"> 2258</span>  <span class="keywordflow">return</span> VariableStatus::FREE;</div>
|
|
<div class="line"><a name="l02259"></a><span class="lineno"> 2259</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02260"></a><span class="lineno"> 2260</span>  SCIPerrorMessage(<span class="stringliteral">"invalid SCIP basis status.\n"</span>);</div>
|
|
<div class="line"><a name="l02261"></a><span class="lineno"> 2261</span>  abort();</div>
|
|
<div class="line"><a name="l02262"></a><span class="lineno"> 2262</span>  }</div>
|
|
<div class="line"><a name="l02263"></a><span class="lineno"> 2263</span> }</div>
|
|
<div class="line"><a name="l02264"></a><span class="lineno"> 2264</span>  </div>
|
|
<div class="line"><a name="l02269"></a><span class="lineno"> 2269</span> <span class="keyword">static</span></div>
|
|
<div class="line"><a name="l02270"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a7d1002cefcaa3f4a63562f7007fce0d9"> 2270</a></span> <a class="code" href="namespaceoperations__research_1_1glop.html#a1ac488f3db89f6d16a85c56f3243290c">VariableStatus</a> <a class="code" href="lpi__glop_8cc.html#a7d1002cefcaa3f4a63562f7007fce0d9">ConvertSCIPConstraintStatusToSlackStatus</a>(</div>
|
|
<div class="line"><a name="l02271"></a><span class="lineno"> 2271</span>  <span class="keywordtype">int</span> status </div>
|
|
<div class="line"><a name="l02272"></a><span class="lineno"> 2272</span>  )</div>
|
|
<div class="line"><a name="l02273"></a><span class="lineno"> 2273</span> {</div>
|
|
<div class="line"><a name="l02274"></a><span class="lineno"> 2274</span>  <span class="keywordflow">switch</span> ( status )</div>
|
|
<div class="line"><a name="l02275"></a><span class="lineno"> 2275</span>  {</div>
|
|
<div class="line"><a name="l02276"></a><span class="lineno"> 2276</span>  <span class="keywordflow">case</span> SCIP_BASESTAT_BASIC:</div>
|
|
<div class="line"><a name="l02277"></a><span class="lineno"> 2277</span>  <span class="keywordflow">return</span> VariableStatus::BASIC;</div>
|
|
<div class="line"><a name="l02278"></a><span class="lineno"> 2278</span>  <span class="keywordflow">case</span> SCIP_BASESTAT_UPPER:</div>
|
|
<div class="line"><a name="l02279"></a><span class="lineno"> 2279</span>  <span class="keywordflow">return</span> VariableStatus::AT_LOWER_BOUND;</div>
|
|
<div class="line"><a name="l02280"></a><span class="lineno"> 2280</span>  <span class="keywordflow">case</span> SCIP_BASESTAT_LOWER:</div>
|
|
<div class="line"><a name="l02281"></a><span class="lineno"> 2281</span>  <span class="keywordflow">return</span> VariableStatus::AT_UPPER_BOUND;</div>
|
|
<div class="line"><a name="l02282"></a><span class="lineno"> 2282</span>  <span class="keywordflow">case</span> SCIP_BASESTAT_ZERO:</div>
|
|
<div class="line"><a name="l02283"></a><span class="lineno"> 2283</span>  <span class="keywordflow">return</span> VariableStatus::FREE;</div>
|
|
<div class="line"><a name="l02284"></a><span class="lineno"> 2284</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02285"></a><span class="lineno"> 2285</span>  SCIPerrorMessage(<span class="stringliteral">"invalid SCIP basis status.\n"</span>);</div>
|
|
<div class="line"><a name="l02286"></a><span class="lineno"> 2286</span>  abort();</div>
|
|
<div class="line"><a name="l02287"></a><span class="lineno"> 2287</span>  }</div>
|
|
<div class="line"><a name="l02288"></a><span class="lineno"> 2288</span> }</div>
|
|
<div class="line"><a name="l02289"></a><span class="lineno"> 2289</span>  </div>
|
|
<div class="line"><a name="l02291"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a258aa72f3b645b140c543f0fc7f3f37a"> 2291</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a258aa72f3b645b140c543f0fc7f3f37a">SCIPlpiGetBase</a>(</div>
|
|
<div class="line"><a name="l02292"></a><span class="lineno"> 2292</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02293"></a><span class="lineno"> 2293</span>  <span class="keywordtype">int</span>* cstat, </div>
|
|
<div class="line"><a name="l02294"></a><span class="lineno"> 2294</span>  <span class="keywordtype">int</span>* rstat </div>
|
|
<div class="line"><a name="l02295"></a><span class="lineno"> 2295</span>  )</div>
|
|
<div class="line"><a name="l02296"></a><span class="lineno"> 2296</span> {</div>
|
|
<div class="line"><a name="l02297"></a><span class="lineno"> 2297</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetBase\n"</span>);</div>
|
|
<div class="line"><a name="l02298"></a><span class="lineno"> 2298</span>  </div>
|
|
<div class="line"><a name="l02299"></a><span class="lineno"> 2299</span>  assert( lpi->solver->GetProblemStatus() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">ProblemStatus::OPTIMAL</a> );</div>
|
|
<div class="line"><a name="l02300"></a><span class="lineno"> 2300</span>  </div>
|
|
<div class="line"><a name="l02301"></a><span class="lineno"> 2301</span>  <span class="keywordflow">if</span> ( cstat != NULL )</div>
|
|
<div class="line"><a name="l02302"></a><span class="lineno"> 2302</span>  {</div>
|
|
<div class="line"><a name="l02303"></a><span class="lineno"> 2303</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l02304"></a><span class="lineno"> 2304</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l02305"></a><span class="lineno"> 2305</span>  {</div>
|
|
<div class="line"><a name="l02306"></a><span class="lineno"> 2306</span>  <span class="keywordtype">int</span> i = <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value();</div>
|
|
<div class="line"><a name="l02307"></a><span class="lineno"> 2307</span>  cstat[i] = (int) <a class="code" href="lpi__glop_8cc.html#a7397613f634d64f27637ae079050dd35">ConvertGlopVariableStatus</a>(lpi->solver->GetVariableStatus(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>), lpi->solver->GetReducedCost(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>));</div>
|
|
<div class="line"><a name="l02308"></a><span class="lineno"> 2308</span>  }</div>
|
|
<div class="line"><a name="l02309"></a><span class="lineno"> 2309</span>  }</div>
|
|
<div class="line"><a name="l02310"></a><span class="lineno"> 2310</span>  </div>
|
|
<div class="line"><a name="l02311"></a><span class="lineno"> 2311</span>  <span class="keywordflow">if</span> ( rstat != NULL )</div>
|
|
<div class="line"><a name="l02312"></a><span class="lineno"> 2312</span>  {</div>
|
|
<div class="line"><a name="l02313"></a><span class="lineno"> 2313</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l02314"></a><span class="lineno"> 2314</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02315"></a><span class="lineno"> 2315</span>  {</div>
|
|
<div class="line"><a name="l02316"></a><span class="lineno"> 2316</span>  <span class="keywordtype">int</span> i = <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value();</div>
|
|
<div class="line"><a name="l02317"></a><span class="lineno"> 2317</span>  rstat[i] = (int) <a class="code" href="lpi__glop_8cc.html#a31e50d8d59277a09cd161b8868edb536">ConvertGlopConstraintStatus</a>(lpi->solver->GetConstraintStatus(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>), lpi->solver->GetDualValue(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>));</div>
|
|
<div class="line"><a name="l02318"></a><span class="lineno"> 2318</span>  }</div>
|
|
<div class="line"><a name="l02319"></a><span class="lineno"> 2319</span>  }</div>
|
|
<div class="line"><a name="l02320"></a><span class="lineno"> 2320</span>  </div>
|
|
<div class="line"><a name="l02321"></a><span class="lineno"> 2321</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02322"></a><span class="lineno"> 2322</span> }</div>
|
|
<div class="line"><a name="l02323"></a><span class="lineno"> 2323</span>  </div>
|
|
<div class="line"><a name="l02325"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a91a633698d5c58dbc47e379c0bb579f1"> 2325</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a91a633698d5c58dbc47e379c0bb579f1">SCIPlpiSetBase</a>(</div>
|
|
<div class="line"><a name="l02326"></a><span class="lineno"> 2326</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02327"></a><span class="lineno"> 2327</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* cstat, </div>
|
|
<div class="line"><a name="l02328"></a><span class="lineno"> 2328</span>  <span class="keyword">const</span> <span class="keywordtype">int</span>* rstat </div>
|
|
<div class="line"><a name="l02329"></a><span class="lineno"> 2329</span>  )</div>
|
|
<div class="line"><a name="l02330"></a><span class="lineno"> 2330</span> {</div>
|
|
<div class="line"><a name="l02331"></a><span class="lineno"> 2331</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02332"></a><span class="lineno"> 2332</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l02333"></a><span class="lineno"> 2333</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02334"></a><span class="lineno"> 2334</span>  </div>
|
|
<div class="line"><a name="l02335"></a><span class="lineno"> 2335</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l02336"></a><span class="lineno"> 2336</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l02337"></a><span class="lineno"> 2337</span>  </div>
|
|
<div class="line"><a name="l02338"></a><span class="lineno"> 2338</span>  assert( cstat != NULL || num_cols == 0 );</div>
|
|
<div class="line"><a name="l02339"></a><span class="lineno"> 2339</span>  assert( rstat != NULL || num_rows == 0 );</div>
|
|
<div class="line"><a name="l02340"></a><span class="lineno"> 2340</span>  </div>
|
|
<div class="line"><a name="l02341"></a><span class="lineno"> 2341</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetBase\n"</span>);</div>
|
|
<div class="line"><a name="l02342"></a><span class="lineno"> 2342</span>  </div>
|
|
<div class="line"><a name="l02343"></a><span class="lineno"> 2343</span>  <a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html">BasisState</a> state;</div>
|
|
<div class="line"><a name="l02344"></a><span class="lineno"> 2344</span>  state.<a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f">statuses</a>.<a class="code" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#ab72511b9655aad184db75b23d8d90cf4">reserve</a>(ColIndex(num_cols.value() + num_rows.value()));</div>
|
|
<div class="line"><a name="l02345"></a><span class="lineno"> 2345</span>  </div>
|
|
<div class="line"><a name="l02346"></a><span class="lineno"> 2346</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l02347"></a><span class="lineno"> 2347</span>  state.<a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f">statuses</a>[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>] = <a class="code" href="lpi__glop_8cc.html#af5c4997d97f177fc6bc1ba4ddee86621">ConvertSCIPVariableStatus</a>(cstat[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value()]);</div>
|
|
<div class="line"><a name="l02348"></a><span class="lineno"> 2348</span>  </div>
|
|
<div class="line"><a name="l02349"></a><span class="lineno"> 2349</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02350"></a><span class="lineno"> 2350</span>  state.<a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f">statuses</a>[num_cols + <a class="code" href="namespaceoperations__research_1_1glop.html#a8fbc9efd86a3cc862a9079d86ab8b524">RowToColIndex</a>(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)] = <a class="code" href="lpi__glop_8cc.html#a7d1002cefcaa3f4a63562f7007fce0d9">ConvertSCIPConstraintStatusToSlackStatus</a>(cstat[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value()]);</div>
|
|
<div class="line"><a name="l02351"></a><span class="lineno"> 2351</span>  </div>
|
|
<div class="line"><a name="l02352"></a><span class="lineno"> 2352</span>  lpi->solver->LoadStateForNextSolve(state);</div>
|
|
<div class="line"><a name="l02353"></a><span class="lineno"> 2353</span>  </div>
|
|
<div class="line"><a name="l02354"></a><span class="lineno"> 2354</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02355"></a><span class="lineno"> 2355</span> }</div>
|
|
<div class="line"><a name="l02356"></a><span class="lineno"> 2356</span>  </div>
|
|
<div class="line"><a name="l02358"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#ae40a43f062d28623d57653ddb4719fca"> 2358</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#ae40a43f062d28623d57653ddb4719fca">SCIPlpiGetBasisInd</a>(</div>
|
|
<div class="line"><a name="l02359"></a><span class="lineno"> 2359</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02360"></a><span class="lineno"> 2360</span>  <span class="keywordtype">int</span>* bind </div>
|
|
<div class="line"><a name="l02361"></a><span class="lineno"> 2361</span>  )</div>
|
|
<div class="line"><a name="l02362"></a><span class="lineno"> 2362</span> {</div>
|
|
<div class="line"><a name="l02363"></a><span class="lineno"> 2363</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02364"></a><span class="lineno"> 2364</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l02365"></a><span class="lineno"> 2365</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02366"></a><span class="lineno"> 2366</span>  assert( bind != NULL );</div>
|
|
<div class="line"><a name="l02367"></a><span class="lineno"> 2367</span>  </div>
|
|
<div class="line"><a name="l02368"></a><span class="lineno"> 2368</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetBasisInd\n"</span>);</div>
|
|
<div class="line"><a name="l02369"></a><span class="lineno"> 2369</span>  </div>
|
|
<div class="line"><a name="l02370"></a><span class="lineno"> 2370</span>  <span class="comment">/* the order is important! */</span></div>
|
|
<div class="line"><a name="l02371"></a><span class="lineno"> 2371</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l02372"></a><span class="lineno"> 2372</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l02373"></a><span class="lineno"> 2373</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02374"></a><span class="lineno"> 2374</span>  {</div>
|
|
<div class="line"><a name="l02375"></a><span class="lineno"> 2375</span>  <span class="keyword">const</span> ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> = lpi->solver->GetBasis(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>);</div>
|
|
<div class="line"><a name="l02376"></a><span class="lineno"> 2376</span>  <span class="keywordflow">if</span> (<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols)</div>
|
|
<div class="line"><a name="l02377"></a><span class="lineno"> 2377</span>  bind[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value()] = <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value();</div>
|
|
<div class="line"><a name="l02378"></a><span class="lineno"> 2378</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l02379"></a><span class="lineno"> 2379</span>  {</div>
|
|
<div class="line"><a name="l02380"></a><span class="lineno"> 2380</span>  assert( <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols.value() + num_rows.value() );</div>
|
|
<div class="line"><a name="l02381"></a><span class="lineno"> 2381</span>  bind[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value()] = -1 - (<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> - num_cols).<a class="code" href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a>();</div>
|
|
<div class="line"><a name="l02382"></a><span class="lineno"> 2382</span>  }</div>
|
|
<div class="line"><a name="l02383"></a><span class="lineno"> 2383</span>  }</div>
|
|
<div class="line"><a name="l02384"></a><span class="lineno"> 2384</span>  </div>
|
|
<div class="line"><a name="l02385"></a><span class="lineno"> 2385</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02386"></a><span class="lineno"> 2386</span> }</div>
|
|
<div class="line"><a name="l02387"></a><span class="lineno"> 2387</span>  </div>
|
|
<div class="line"><a name="l02394"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a9315c551e92d2caa54d42750f1f048cb"> 2394</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a9315c551e92d2caa54d42750f1f048cb">SCIPlpiGetBInvRow</a>(</div>
|
|
<div class="line"><a name="l02395"></a><span class="lineno"> 2395</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02396"></a><span class="lineno"> 2396</span>  <span class="keywordtype">int</span> r, </div>
|
|
<div class="line"><a name="l02397"></a><span class="lineno"> 2397</span>  SCIP_Real* <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>, </div>
|
|
<div class="line"><a name="l02398"></a><span class="lineno"> 2398</span>  <span class="keywordtype">int</span>* inds, </div>
|
|
<div class="line"><a name="l02399"></a><span class="lineno"> 2399</span>  <span class="keywordtype">int</span>* ninds </div>
|
|
<div class="line"><a name="l02401"></a><span class="lineno"> 2401</span>  )</div>
|
|
<div class="line"><a name="l02402"></a><span class="lineno"> 2402</span> {</div>
|
|
<div class="line"><a name="l02403"></a><span class="lineno"> 2403</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02404"></a><span class="lineno"> 2404</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l02405"></a><span class="lineno"> 2405</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02406"></a><span class="lineno"> 2406</span>  assert( lpi->scaler != NULL );</div>
|
|
<div class="line"><a name="l02407"></a><span class="lineno"> 2407</span>  assert( <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a> != NULL );</div>
|
|
<div class="line"><a name="l02408"></a><span class="lineno"> 2408</span>  </div>
|
|
<div class="line"><a name="l02409"></a><span class="lineno"> 2409</span>  lpi->solver->GetBasisFactorization().LeftSolveForUnitRow(ColIndex(r), lpi->tmp_row);</div>
|
|
<div class="line"><a name="l02410"></a><span class="lineno"> 2410</span>  lpi->scaler->UnscaleUnitRowLeftSolve(lpi->solver->GetBasis(RowIndex(r)), lpi->tmp_row);</div>
|
|
<div class="line"><a name="l02411"></a><span class="lineno"> 2411</span>  </div>
|
|
<div class="line"><a name="l02412"></a><span class="lineno"> 2412</span>  <span class="keyword">const</span> ColIndex size = lpi->tmp_row->values.size();</div>
|
|
<div class="line"><a name="l02413"></a><span class="lineno"> 2413</span>  assert( size.value() == lpi->linear_program->num_constraints() );</div>
|
|
<div class="line"><a name="l02414"></a><span class="lineno"> 2414</span>  </div>
|
|
<div class="line"><a name="l02415"></a><span class="lineno"> 2415</span>  <span class="comment">/* if we want a sparse vector */</span></div>
|
|
<div class="line"><a name="l02416"></a><span class="lineno"> 2416</span>  <span class="keywordflow">if</span> ( ninds != NULL && inds != NULL )</div>
|
|
<div class="line"><a name="l02417"></a><span class="lineno"> 2417</span>  {</div>
|
|
<div class="line"><a name="l02418"></a><span class="lineno"> 2418</span>  *ninds = 0;</div>
|
|
<div class="line"><a name="l02419"></a><span class="lineno"> 2419</span>  <span class="comment">/* Vectors in Glop might be stored in dense or sparse format depending on the values. If non_zeros are given, we</span></div>
|
|
<div class="line"><a name="l02420"></a><span class="lineno"> 2420</span> <span class="comment"> * can directly loop over the non_zeros, otherwise we have to collect the nonzeros. */</span></div>
|
|
<div class="line"><a name="l02421"></a><span class="lineno"> 2421</span>  <span class="keywordflow">if</span> ( ! lpi->tmp_row->non_zeros.empty() )</div>
|
|
<div class="line"><a name="l02422"></a><span class="lineno"> 2422</span>  {</div>
|
|
<div class="line"><a name="l02423"></a><span class="lineno"> 2423</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#ab0c3745c1147f5e2a210b10acdaecf14">ScatteredRowIterator</a> end = lpi->tmp_row->end();</div>
|
|
<div class="line"><a name="l02424"></a><span class="lineno"> 2424</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceoperations__research_1_1glop.html#ab0c3745c1147f5e2a210b10acdaecf14">ScatteredRowIterator</a> iter = lpi->tmp_row->begin(); iter != end; ++iter)</div>
|
|
<div class="line"><a name="l02425"></a><span class="lineno"> 2425</span>  {</div>
|
|
<div class="line"><a name="l02426"></a><span class="lineno"> 2426</span>  <span class="keywordtype">int</span> idx = (*iter).column().value();</div>
|
|
<div class="line"><a name="l02427"></a><span class="lineno"> 2427</span>  assert( 0 <= idx && idx < lpi->linear_program->num_constraints() );</div>
|
|
<div class="line"><a name="l02428"></a><span class="lineno"> 2428</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[idx] = (*iter).coefficient();</div>
|
|
<div class="line"><a name="l02429"></a><span class="lineno"> 2429</span>  inds[(*ninds)++] = idx;</div>
|
|
<div class="line"><a name="l02430"></a><span class="lineno"> 2430</span>  }</div>
|
|
<div class="line"><a name="l02431"></a><span class="lineno"> 2431</span>  }</div>
|
|
<div class="line"><a name="l02432"></a><span class="lineno"> 2432</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l02433"></a><span class="lineno"> 2433</span>  {</div>
|
|
<div class="line"><a name="l02434"></a><span class="lineno"> 2434</span>  <span class="comment">/* use dense access to tmp_row */</span></div>
|
|
<div class="line"><a name="l02435"></a><span class="lineno"> 2435</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> eps = lpi->parameters->primal_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l02436"></a><span class="lineno"> 2436</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < size; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l02437"></a><span class="lineno"> 2437</span>  {</div>
|
|
<div class="line"><a name="l02438"></a><span class="lineno"> 2438</span>  SCIP_Real val = (*lpi->tmp_row)[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l02439"></a><span class="lineno"> 2439</span>  <span class="keywordflow">if</span> ( fabs(val) >= eps )</div>
|
|
<div class="line"><a name="l02440"></a><span class="lineno"> 2440</span>  {</div>
|
|
<div class="line"><a name="l02441"></a><span class="lineno"> 2441</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value()] = val;</div>
|
|
<div class="line"><a name="l02442"></a><span class="lineno"> 2442</span>  inds[(*ninds)++] = <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value();</div>
|
|
<div class="line"><a name="l02443"></a><span class="lineno"> 2443</span>  }</div>
|
|
<div class="line"><a name="l02444"></a><span class="lineno"> 2444</span>  }</div>
|
|
<div class="line"><a name="l02445"></a><span class="lineno"> 2445</span>  }</div>
|
|
<div class="line"><a name="l02446"></a><span class="lineno"> 2446</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02447"></a><span class="lineno"> 2447</span>  }</div>
|
|
<div class="line"><a name="l02448"></a><span class="lineno"> 2448</span>  </div>
|
|
<div class="line"><a name="l02449"></a><span class="lineno"> 2449</span>  <span class="comment">/* dense version */</span></div>
|
|
<div class="line"><a name="l02450"></a><span class="lineno"> 2450</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < size; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l02451"></a><span class="lineno"> 2451</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value()] = (*lpi->tmp_row)[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l02452"></a><span class="lineno"> 2452</span>  </div>
|
|
<div class="line"><a name="l02453"></a><span class="lineno"> 2453</span>  <span class="keywordflow">if</span> ( ninds != NULL )</div>
|
|
<div class="line"><a name="l02454"></a><span class="lineno"> 2454</span>  *ninds = -1;</div>
|
|
<div class="line"><a name="l02455"></a><span class="lineno"> 2455</span>  </div>
|
|
<div class="line"><a name="l02456"></a><span class="lineno"> 2456</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02457"></a><span class="lineno"> 2457</span> }</div>
|
|
<div class="line"><a name="l02458"></a><span class="lineno"> 2458</span>  </div>
|
|
<div class="line"><a name="l02465"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a9dda3c2147cbb647cfb0b5d198407525"> 2465</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a9dda3c2147cbb647cfb0b5d198407525">SCIPlpiGetBInvCol</a>(</div>
|
|
<div class="line"><a name="l02466"></a><span class="lineno"> 2466</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02467"></a><span class="lineno"> 2467</span>  <span class="keywordtype">int</span> c, </div>
|
|
<div class="line"><a name="l02472"></a><span class="lineno"> 2472</span>  SCIP_Real* <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>, </div>
|
|
<div class="line"><a name="l02473"></a><span class="lineno"> 2473</span>  <span class="keywordtype">int</span>* inds, </div>
|
|
<div class="line"><a name="l02474"></a><span class="lineno"> 2474</span>  <span class="keywordtype">int</span>* ninds </div>
|
|
<div class="line"><a name="l02476"></a><span class="lineno"> 2476</span>  )</div>
|
|
<div class="line"><a name="l02477"></a><span class="lineno"> 2477</span> {</div>
|
|
<div class="line"><a name="l02478"></a><span class="lineno"> 2478</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02479"></a><span class="lineno"> 2479</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l02480"></a><span class="lineno"> 2480</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02481"></a><span class="lineno"> 2481</span>  assert( lpi->scaler != NULL );</div>
|
|
<div class="line"><a name="l02482"></a><span class="lineno"> 2482</span>  assert( <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a> != NULL );</div>
|
|
<div class="line"><a name="l02483"></a><span class="lineno"> 2483</span>  </div>
|
|
<div class="line"><a name="l02484"></a><span class="lineno"> 2484</span>  <span class="comment">/* we need to loop through the rows to extract the values for column c */</span></div>
|
|
<div class="line"><a name="l02485"></a><span class="lineno"> 2485</span>  <span class="keyword">const</span> ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(c);</div>
|
|
<div class="line"><a name="l02486"></a><span class="lineno"> 2486</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->linear_program->num_constraints();</div>
|
|
<div class="line"><a name="l02487"></a><span class="lineno"> 2487</span>  </div>
|
|
<div class="line"><a name="l02488"></a><span class="lineno"> 2488</span>  <span class="comment">/* if we want a sparse vector */</span></div>
|
|
<div class="line"><a name="l02489"></a><span class="lineno"> 2489</span>  <span class="keywordflow">if</span> ( ninds != NULL && inds != NULL )</div>
|
|
<div class="line"><a name="l02490"></a><span class="lineno"> 2490</span>  {</div>
|
|
<div class="line"><a name="l02491"></a><span class="lineno"> 2491</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> eps = lpi->parameters->primal_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l02492"></a><span class="lineno"> 2492</span>  </div>
|
|
<div class="line"><a name="l02493"></a><span class="lineno"> 2493</span>  *ninds = 0;</div>
|
|
<div class="line"><a name="l02494"></a><span class="lineno"> 2494</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> = 0; <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02495"></a><span class="lineno"> 2495</span>  {</div>
|
|
<div class="line"><a name="l02496"></a><span class="lineno"> 2496</span>  lpi->solver->GetBasisFactorization().LeftSolveForUnitRow(ColIndex(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>), lpi->tmp_row);</div>
|
|
<div class="line"><a name="l02497"></a><span class="lineno"> 2497</span>  lpi->scaler->UnscaleUnitRowLeftSolve(lpi->solver->GetBasis(RowIndex(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)), lpi->tmp_row);</div>
|
|
<div class="line"><a name="l02498"></a><span class="lineno"> 2498</span>  </div>
|
|
<div class="line"><a name="l02499"></a><span class="lineno"> 2499</span>  SCIP_Real val = (*lpi->tmp_row)[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l02500"></a><span class="lineno"> 2500</span>  <span class="keywordflow">if</span> ( fabs(val) >= eps )</div>
|
|
<div class="line"><a name="l02501"></a><span class="lineno"> 2501</span>  {</div>
|
|
<div class="line"><a name="l02502"></a><span class="lineno"> 2502</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>] = val;</div>
|
|
<div class="line"><a name="l02503"></a><span class="lineno"> 2503</span>  inds[(*ninds)++] = <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>;</div>
|
|
<div class="line"><a name="l02504"></a><span class="lineno"> 2504</span>  }</div>
|
|
<div class="line"><a name="l02505"></a><span class="lineno"> 2505</span>  }</div>
|
|
<div class="line"><a name="l02506"></a><span class="lineno"> 2506</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02507"></a><span class="lineno"> 2507</span>  }</div>
|
|
<div class="line"><a name="l02508"></a><span class="lineno"> 2508</span>  </div>
|
|
<div class="line"><a name="l02509"></a><span class="lineno"> 2509</span>  <span class="comment">/* dense version */</span></div>
|
|
<div class="line"><a name="l02510"></a><span class="lineno"> 2510</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> = 0; <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02511"></a><span class="lineno"> 2511</span>  {</div>
|
|
<div class="line"><a name="l02512"></a><span class="lineno"> 2512</span>  lpi->solver->GetBasisFactorization().LeftSolveForUnitRow(ColIndex(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>), lpi->tmp_row);</div>
|
|
<div class="line"><a name="l02513"></a><span class="lineno"> 2513</span>  lpi->scaler->UnscaleUnitRowLeftSolve(lpi->solver->GetBasis(RowIndex(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)), lpi->tmp_row);</div>
|
|
<div class="line"><a name="l02514"></a><span class="lineno"> 2514</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>] = (*lpi->tmp_row)[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>];</div>
|
|
<div class="line"><a name="l02515"></a><span class="lineno"> 2515</span>  }</div>
|
|
<div class="line"><a name="l02516"></a><span class="lineno"> 2516</span>  </div>
|
|
<div class="line"><a name="l02517"></a><span class="lineno"> 2517</span>  <span class="keywordflow">if</span> ( ninds != NULL )</div>
|
|
<div class="line"><a name="l02518"></a><span class="lineno"> 2518</span>  *ninds = -1;</div>
|
|
<div class="line"><a name="l02519"></a><span class="lineno"> 2519</span>  </div>
|
|
<div class="line"><a name="l02520"></a><span class="lineno"> 2520</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02521"></a><span class="lineno"> 2521</span> }</div>
|
|
<div class="line"><a name="l02522"></a><span class="lineno"> 2522</span>  </div>
|
|
<div class="line"><a name="l02529"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#aa516aed02ad9b303b0d51eb0c7a66f5e"> 2529</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#aa516aed02ad9b303b0d51eb0c7a66f5e">SCIPlpiGetBInvARow</a>(</div>
|
|
<div class="line"><a name="l02530"></a><span class="lineno"> 2530</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02531"></a><span class="lineno"> 2531</span>  <span class="keywordtype">int</span> r, </div>
|
|
<div class="line"><a name="l02532"></a><span class="lineno"> 2532</span>  <span class="keyword">const</span> SCIP_Real* binvrow, </div>
|
|
<div class="line"><a name="l02533"></a><span class="lineno"> 2533</span>  SCIP_Real* <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>, </div>
|
|
<div class="line"><a name="l02534"></a><span class="lineno"> 2534</span>  <span class="keywordtype">int</span>* inds, </div>
|
|
<div class="line"><a name="l02535"></a><span class="lineno"> 2535</span>  <span class="keywordtype">int</span>* ninds </div>
|
|
<div class="line"><a name="l02537"></a><span class="lineno"> 2537</span>  )</div>
|
|
<div class="line"><a name="l02538"></a><span class="lineno"> 2538</span> {</div>
|
|
<div class="line"><a name="l02539"></a><span class="lineno"> 2539</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02540"></a><span class="lineno"> 2540</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l02541"></a><span class="lineno"> 2541</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02542"></a><span class="lineno"> 2542</span>  assert( lpi->scaler != NULL );</div>
|
|
<div class="line"><a name="l02543"></a><span class="lineno"> 2543</span>  assert( <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a> != NULL );</div>
|
|
<div class="line"><a name="l02544"></a><span class="lineno"> 2544</span>  </div>
|
|
<div class="line"><a name="l02545"></a><span class="lineno"> 2545</span>  <span class="comment">/* get row of basis inverse, loop through columns and muliply with matrix */</span></div>
|
|
<div class="line"><a name="l02546"></a><span class="lineno"> 2546</span>  lpi->solver->GetBasisFactorization().LeftSolveForUnitRow(ColIndex(r), lpi->tmp_row);</div>
|
|
<div class="line"><a name="l02547"></a><span class="lineno"> 2547</span>  lpi->scaler->UnscaleUnitRowLeftSolve(lpi->solver->GetBasis(RowIndex(r)), lpi->tmp_row);</div>
|
|
<div class="line"><a name="l02548"></a><span class="lineno"> 2548</span>  </div>
|
|
<div class="line"><a name="l02549"></a><span class="lineno"> 2549</span>  <span class="keyword">const</span> ColIndex num_cols = lpi->linear_program->num_variables();</div>
|
|
<div class="line"><a name="l02550"></a><span class="lineno"> 2550</span>  </div>
|
|
<div class="line"><a name="l02551"></a><span class="lineno"> 2551</span>  <span class="comment">/* if we want a sparse vector */</span></div>
|
|
<div class="line"><a name="l02552"></a><span class="lineno"> 2552</span>  <span class="keywordflow">if</span> ( ninds != NULL && inds != NULL )</div>
|
|
<div class="line"><a name="l02553"></a><span class="lineno"> 2553</span>  {</div>
|
|
<div class="line"><a name="l02554"></a><span class="lineno"> 2554</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> eps = lpi->parameters->primal_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l02555"></a><span class="lineno"> 2555</span>  </div>
|
|
<div class="line"><a name="l02556"></a><span class="lineno"> 2556</span>  *ninds = 0;</div>
|
|
<div class="line"><a name="l02557"></a><span class="lineno"> 2557</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l02558"></a><span class="lineno"> 2558</span>  {</div>
|
|
<div class="line"><a name="l02559"></a><span class="lineno"> 2559</span>  SCIP_Real val = <a class="code" href="namespaceoperations__research_1_1glop.html#a3d9874910f9632900fe8677463b1c0be">operations_research::glop::ScalarProduct</a>(lpi->tmp_row->values, lpi->linear_program->GetSparseColumn(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>));</div>
|
|
<div class="line"><a name="l02560"></a><span class="lineno"> 2560</span>  <span class="keywordflow">if</span> ( fabs(val) >= eps )</div>
|
|
<div class="line"><a name="l02561"></a><span class="lineno"> 2561</span>  {</div>
|
|
<div class="line"><a name="l02562"></a><span class="lineno"> 2562</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value()] = val;</div>
|
|
<div class="line"><a name="l02563"></a><span class="lineno"> 2563</span>  inds[(*ninds)++] = <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value();</div>
|
|
<div class="line"><a name="l02564"></a><span class="lineno"> 2564</span>  }</div>
|
|
<div class="line"><a name="l02565"></a><span class="lineno"> 2565</span>  }</div>
|
|
<div class="line"><a name="l02566"></a><span class="lineno"> 2566</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02567"></a><span class="lineno"> 2567</span>  }</div>
|
|
<div class="line"><a name="l02568"></a><span class="lineno"> 2568</span>  </div>
|
|
<div class="line"><a name="l02569"></a><span class="lineno"> 2569</span>  <span class="comment">/* dense version */</span></div>
|
|
<div class="line"><a name="l02570"></a><span class="lineno"> 2570</span>  <span class="keywordflow">for</span> (ColIndex <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>(0); <a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a> < num_cols; ++<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>)</div>
|
|
<div class="line"><a name="l02571"></a><span class="lineno"> 2571</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>.value()] = <a class="code" href="namespaceoperations__research_1_1glop.html#a3d9874910f9632900fe8677463b1c0be">operations_research::glop::ScalarProduct</a>(lpi->tmp_row->values, lpi->linear_program->GetSparseColumn(<a class="code" href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a>));</div>
|
|
<div class="line"><a name="l02572"></a><span class="lineno"> 2572</span>  </div>
|
|
<div class="line"><a name="l02573"></a><span class="lineno"> 2573</span>  <span class="keywordflow">if</span> ( ninds != NULL )</div>
|
|
<div class="line"><a name="l02574"></a><span class="lineno"> 2574</span>  *ninds = -1;</div>
|
|
<div class="line"><a name="l02575"></a><span class="lineno"> 2575</span>  </div>
|
|
<div class="line"><a name="l02576"></a><span class="lineno"> 2576</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02577"></a><span class="lineno"> 2577</span> }</div>
|
|
<div class="line"><a name="l02578"></a><span class="lineno"> 2578</span>  </div>
|
|
<div class="line"><a name="l02585"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a015f424e442e74e4526ca62bdab54de1"> 2585</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a015f424e442e74e4526ca62bdab54de1">SCIPlpiGetBInvACol</a>(</div>
|
|
<div class="line"><a name="l02586"></a><span class="lineno"> 2586</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02587"></a><span class="lineno"> 2587</span>  <span class="keywordtype">int</span> c, </div>
|
|
<div class="line"><a name="l02588"></a><span class="lineno"> 2588</span>  SCIP_Real* <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>, </div>
|
|
<div class="line"><a name="l02589"></a><span class="lineno"> 2589</span>  <span class="keywordtype">int</span>* inds, </div>
|
|
<div class="line"><a name="l02590"></a><span class="lineno"> 2590</span>  <span class="keywordtype">int</span>* ninds </div>
|
|
<div class="line"><a name="l02592"></a><span class="lineno"> 2592</span>  )</div>
|
|
<div class="line"><a name="l02593"></a><span class="lineno"> 2593</span> {</div>
|
|
<div class="line"><a name="l02594"></a><span class="lineno"> 2594</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02595"></a><span class="lineno"> 2595</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l02596"></a><span class="lineno"> 2596</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02597"></a><span class="lineno"> 2597</span>  assert( lpi->scaler != NULL );</div>
|
|
<div class="line"><a name="l02598"></a><span class="lineno"> 2598</span>  assert( <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a> != NULL );</div>
|
|
<div class="line"><a name="l02599"></a><span class="lineno"> 2599</span>  </div>
|
|
<div class="line"><a name="l02600"></a><span class="lineno"> 2600</span>  lpi->solver->GetBasisFactorization().RightSolveForProblemColumn(ColIndex(c), lpi->tmp_column);</div>
|
|
<div class="line"><a name="l02601"></a><span class="lineno"> 2601</span>  lpi->scaler->UnscaleColumnRightSolve(lpi->solver->GetBasisVector(), ColIndex(c), lpi->tmp_column);</div>
|
|
<div class="line"><a name="l02602"></a><span class="lineno"> 2602</span>  </div>
|
|
<div class="line"><a name="l02603"></a><span class="lineno"> 2603</span>  <span class="keyword">const</span> RowIndex num_rows = lpi->tmp_column->values.size();</div>
|
|
<div class="line"><a name="l02604"></a><span class="lineno"> 2604</span>  </div>
|
|
<div class="line"><a name="l02605"></a><span class="lineno"> 2605</span>  <span class="comment">/* if we want a sparse vector */</span></div>
|
|
<div class="line"><a name="l02606"></a><span class="lineno"> 2606</span>  <span class="keywordflow">if</span> ( ninds != NULL && inds != NULL )</div>
|
|
<div class="line"><a name="l02607"></a><span class="lineno"> 2607</span>  {</div>
|
|
<div class="line"><a name="l02608"></a><span class="lineno"> 2608</span>  *ninds = 0;</div>
|
|
<div class="line"><a name="l02609"></a><span class="lineno"> 2609</span>  <span class="comment">/* Vectors in Glop might be stored in dense or sparse format depending on the values. If non_zeros are given, we</span></div>
|
|
<div class="line"><a name="l02610"></a><span class="lineno"> 2610</span> <span class="comment"> * can directly loop over the non_zeros, otherwise we have to collect the nonzeros. */</span></div>
|
|
<div class="line"><a name="l02611"></a><span class="lineno"> 2611</span>  <span class="keywordflow">if</span> ( ! lpi->tmp_column->non_zeros.empty() )</div>
|
|
<div class="line"><a name="l02612"></a><span class="lineno"> 2612</span>  {</div>
|
|
<div class="line"><a name="l02613"></a><span class="lineno"> 2613</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#aa22f47d4ea7ed9248f2bc9a17e71bee0">ScatteredColumnIterator</a> end = lpi->tmp_column->end();</div>
|
|
<div class="line"><a name="l02614"></a><span class="lineno"> 2614</span>  <span class="keywordflow">for</span> (<a class="code" href="namespaceoperations__research_1_1glop.html#aa22f47d4ea7ed9248f2bc9a17e71bee0">ScatteredColumnIterator</a> iter = lpi->tmp_column->begin(); iter != end; ++iter)</div>
|
|
<div class="line"><a name="l02615"></a><span class="lineno"> 2615</span>  {</div>
|
|
<div class="line"><a name="l02616"></a><span class="lineno"> 2616</span>  <span class="keywordtype">int</span> idx = (*iter).row().value();</div>
|
|
<div class="line"><a name="l02617"></a><span class="lineno"> 2617</span>  assert( 0 <= idx && idx < num_rows );</div>
|
|
<div class="line"><a name="l02618"></a><span class="lineno"> 2618</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[idx] = (*iter).coefficient();</div>
|
|
<div class="line"><a name="l02619"></a><span class="lineno"> 2619</span>  inds[(*ninds)++] = idx;</div>
|
|
<div class="line"><a name="l02620"></a><span class="lineno"> 2620</span>  }</div>
|
|
<div class="line"><a name="l02621"></a><span class="lineno"> 2621</span>  }</div>
|
|
<div class="line"><a name="l02622"></a><span class="lineno"> 2622</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l02623"></a><span class="lineno"> 2623</span>  {</div>
|
|
<div class="line"><a name="l02624"></a><span class="lineno"> 2624</span>  <span class="comment">/* use dense access to tmp_column */</span></div>
|
|
<div class="line"><a name="l02625"></a><span class="lineno"> 2625</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">Fractional</a> eps = lpi->parameters->primal_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l02626"></a><span class="lineno"> 2626</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02627"></a><span class="lineno"> 2627</span>  {</div>
|
|
<div class="line"><a name="l02628"></a><span class="lineno"> 2628</span>  SCIP_Real val = (*lpi->tmp_column)[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l02629"></a><span class="lineno"> 2629</span>  <span class="keywordflow">if</span> ( fabs(val) > eps )</div>
|
|
<div class="line"><a name="l02630"></a><span class="lineno"> 2630</span>  {</div>
|
|
<div class="line"><a name="l02631"></a><span class="lineno"> 2631</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value()] = val;</div>
|
|
<div class="line"><a name="l02632"></a><span class="lineno"> 2632</span>  inds[(*ninds)++] = <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value();</div>
|
|
<div class="line"><a name="l02633"></a><span class="lineno"> 2633</span>  }</div>
|
|
<div class="line"><a name="l02634"></a><span class="lineno"> 2634</span>  }</div>
|
|
<div class="line"><a name="l02635"></a><span class="lineno"> 2635</span>  }</div>
|
|
<div class="line"><a name="l02636"></a><span class="lineno"> 2636</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02637"></a><span class="lineno"> 2637</span>  }</div>
|
|
<div class="line"><a name="l02638"></a><span class="lineno"> 2638</span>  </div>
|
|
<div class="line"><a name="l02639"></a><span class="lineno"> 2639</span>  <span class="comment">/* dense version */</span></div>
|
|
<div class="line"><a name="l02640"></a><span class="lineno"> 2640</span>  <span class="keywordflow">for</span> (RowIndex <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>(0); <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>)</div>
|
|
<div class="line"><a name="l02641"></a><span class="lineno"> 2641</span>  <a class="code" href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a>[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>.value()] = (*lpi->tmp_column)[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
|
|
<div class="line"><a name="l02642"></a><span class="lineno"> 2642</span>  </div>
|
|
<div class="line"><a name="l02643"></a><span class="lineno"> 2643</span>  <span class="keywordflow">if</span> ( ninds != NULL )</div>
|
|
<div class="line"><a name="l02644"></a><span class="lineno"> 2644</span>  *ninds = -1;</div>
|
|
<div class="line"><a name="l02645"></a><span class="lineno"> 2645</span>  </div>
|
|
<div class="line"><a name="l02646"></a><span class="lineno"> 2646</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02647"></a><span class="lineno"> 2647</span> }</div>
|
|
<div class="line"><a name="l02648"></a><span class="lineno"> 2648</span>  </div>
|
|
<div class="line"><a name="l02654"></a><span class="lineno"> 2654</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l02655"></a><span class="lineno"> 2655</span> <span class="comment"> * LP State Methods</span></div>
|
|
<div class="line"><a name="l02656"></a><span class="lineno"> 2656</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l02657"></a><span class="lineno"> 2657</span>  </div>
|
|
<div class="line"><a name="l02661"></a><span class="lineno"> 2661</span> <span class="comment">/* SCIP_LPiState stores basis information and is implemented by the glop BasisState class.</span></div>
|
|
<div class="line"><a name="l02662"></a><span class="lineno"> 2662</span> <span class="comment"> * However, because in type_lpi.h there is</span></div>
|
|
<div class="line"><a name="l02663"></a><span class="lineno"> 2663</span> <span class="comment"> * typedef struct SCIP_LPiState SCIP_LPISTATE;</span></div>
|
|
<div class="line"><a name="l02664"></a><span class="lineno"> 2664</span> <span class="comment"> * We cannot just use a typedef here and SCIP_LPiState needs to be a struct.</span></div>
|
|
<div class="line"><a name="l02665"></a><span class="lineno"> 2665</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l02666"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi_state.html"> 2666</a></span> <span class="keyword">struct </span><a class="code" href="struct_s_c_i_p___l_pi_state.html">SCIP_LPiState</a> : <a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html">BasisState</a> {};</div>
|
|
<div class="line"><a name="l02667"></a><span class="lineno"> 2667</span>  </div>
|
|
<div class="line"><a name="l02669"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#afe1bc961d0f91cad7222870724175e21"> 2669</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#afe1bc961d0f91cad7222870724175e21">SCIPlpiGetState</a>(</div>
|
|
<div class="line"><a name="l02670"></a><span class="lineno"> 2670</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02671"></a><span class="lineno"> 2671</span>  BMS_BLKMEM* blkmem, </div>
|
|
<div class="line"><a name="l02672"></a><span class="lineno"> 2672</span>  SCIP_LPISTATE** lpistate </div>
|
|
<div class="line"><a name="l02673"></a><span class="lineno"> 2673</span>  )</div>
|
|
<div class="line"><a name="l02674"></a><span class="lineno"> 2674</span> {</div>
|
|
<div class="line"><a name="l02675"></a><span class="lineno"> 2675</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02676"></a><span class="lineno"> 2676</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02677"></a><span class="lineno"> 2677</span>  assert( lpistate != NULL );</div>
|
|
<div class="line"><a name="l02678"></a><span class="lineno"> 2678</span>  </div>
|
|
<div class="line"><a name="l02679"></a><span class="lineno"> 2679</span>  *lpistate = <span class="keyword">static_cast<</span>SCIP_LPISTATE*<span class="keyword">></span>(<span class="keyword">new</span> <a class="code" href="structoperations__research_1_1glop_1_1_basis_state.html">BasisState</a>(lpi->solver->GetState()));</div>
|
|
<div class="line"><a name="l02680"></a><span class="lineno"> 2680</span>  </div>
|
|
<div class="line"><a name="l02681"></a><span class="lineno"> 2681</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02682"></a><span class="lineno"> 2682</span> }</div>
|
|
<div class="line"><a name="l02683"></a><span class="lineno"> 2683</span>  </div>
|
|
<div class="line"><a name="l02687"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a0134a87a7d45f64aa0a20b717da93037"> 2687</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a0134a87a7d45f64aa0a20b717da93037">SCIPlpiSetState</a>(</div>
|
|
<div class="line"><a name="l02688"></a><span class="lineno"> 2688</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02689"></a><span class="lineno"> 2689</span>  BMS_BLKMEM* blkmem, </div>
|
|
<div class="line"><a name="l02690"></a><span class="lineno"> 2690</span>  <span class="keyword">const</span> SCIP_LPISTATE* lpistate </div>
|
|
<div class="line"><a name="l02691"></a><span class="lineno"> 2691</span>  )</div>
|
|
<div class="line"><a name="l02692"></a><span class="lineno"> 2692</span> {</div>
|
|
<div class="line"><a name="l02693"></a><span class="lineno"> 2693</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02694"></a><span class="lineno"> 2694</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02695"></a><span class="lineno"> 2695</span>  assert( lpistate != NULL );</div>
|
|
<div class="line"><a name="l02696"></a><span class="lineno"> 2696</span>  </div>
|
|
<div class="line"><a name="l02697"></a><span class="lineno"> 2697</span>  lpi->solver->LoadStateForNextSolve(*lpistate);</div>
|
|
<div class="line"><a name="l02698"></a><span class="lineno"> 2698</span>  </div>
|
|
<div class="line"><a name="l02699"></a><span class="lineno"> 2699</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02700"></a><span class="lineno"> 2700</span> }</div>
|
|
<div class="line"><a name="l02701"></a><span class="lineno"> 2701</span>  </div>
|
|
<div class="line"><a name="l02703"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a1d56087500813e24687787cb90da5d93"> 2703</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a1d56087500813e24687787cb90da5d93">SCIPlpiClearState</a>(</div>
|
|
<div class="line"><a name="l02704"></a><span class="lineno"> 2704</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l02705"></a><span class="lineno"> 2705</span>  )</div>
|
|
<div class="line"><a name="l02706"></a><span class="lineno"> 2706</span> {</div>
|
|
<div class="line"><a name="l02707"></a><span class="lineno"> 2707</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02708"></a><span class="lineno"> 2708</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02709"></a><span class="lineno"> 2709</span>  </div>
|
|
<div class="line"><a name="l02710"></a><span class="lineno"> 2710</span>  lpi->solver->ClearStateForNextSolve();</div>
|
|
<div class="line"><a name="l02711"></a><span class="lineno"> 2711</span>  </div>
|
|
<div class="line"><a name="l02712"></a><span class="lineno"> 2712</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02713"></a><span class="lineno"> 2713</span> }</div>
|
|
<div class="line"><a name="l02714"></a><span class="lineno"> 2714</span>  </div>
|
|
<div class="line"><a name="l02716"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#acfee2d2ea719f54192a11c1e80f5e61e"> 2716</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#acfee2d2ea719f54192a11c1e80f5e61e">SCIPlpiFreeState</a>(</div>
|
|
<div class="line"><a name="l02717"></a><span class="lineno"> 2717</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02718"></a><span class="lineno"> 2718</span>  BMS_BLKMEM* blkmem, </div>
|
|
<div class="line"><a name="l02719"></a><span class="lineno"> 2719</span>  SCIP_LPISTATE** lpistate </div>
|
|
<div class="line"><a name="l02720"></a><span class="lineno"> 2720</span>  )</div>
|
|
<div class="line"><a name="l02721"></a><span class="lineno"> 2721</span> {</div>
|
|
<div class="line"><a name="l02722"></a><span class="lineno"> 2722</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02723"></a><span class="lineno"> 2723</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02724"></a><span class="lineno"> 2724</span>  assert( lpistate != NULL );</div>
|
|
<div class="line"><a name="l02725"></a><span class="lineno"> 2725</span>  </div>
|
|
<div class="line"><a name="l02726"></a><span class="lineno"> 2726</span>  <span class="keyword">delete</span> *lpistate;</div>
|
|
<div class="line"><a name="l02727"></a><span class="lineno"> 2727</span>  *lpistate = NULL;</div>
|
|
<div class="line"><a name="l02728"></a><span class="lineno"> 2728</span>  </div>
|
|
<div class="line"><a name="l02729"></a><span class="lineno"> 2729</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02730"></a><span class="lineno"> 2730</span> }</div>
|
|
<div class="line"><a name="l02731"></a><span class="lineno"> 2731</span>  </div>
|
|
<div class="line"><a name="l02733"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a8cf134c068da15fe85dfad3d3d0aae2b"> 2733</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a8cf134c068da15fe85dfad3d3d0aae2b">SCIPlpiHasStateBasis</a>(</div>
|
|
<div class="line"><a name="l02734"></a><span class="lineno"> 2734</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02735"></a><span class="lineno"> 2735</span>  SCIP_LPISTATE* lpistate </div>
|
|
<div class="line"><a name="l02736"></a><span class="lineno"> 2736</span>  )</div>
|
|
<div class="line"><a name="l02737"></a><span class="lineno"> 2737</span> {</div>
|
|
<div class="line"><a name="l02738"></a><span class="lineno"> 2738</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02739"></a><span class="lineno"> 2739</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02740"></a><span class="lineno"> 2740</span>  </div>
|
|
<div class="line"><a name="l02741"></a><span class="lineno"> 2741</span>  <span class="keywordflow">return</span> lpistate != NULL;</div>
|
|
<div class="line"><a name="l02742"></a><span class="lineno"> 2742</span> }</div>
|
|
<div class="line"><a name="l02743"></a><span class="lineno"> 2743</span>  </div>
|
|
<div class="line"><a name="l02745"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a29c773d7e7763517c0952b9eee9ed7ec"> 2745</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a29c773d7e7763517c0952b9eee9ed7ec">SCIPlpiReadState</a>(</div>
|
|
<div class="line"><a name="l02746"></a><span class="lineno"> 2746</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02747"></a><span class="lineno"> 2747</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* fname </div>
|
|
<div class="line"><a name="l02748"></a><span class="lineno"> 2748</span>  )</div>
|
|
<div class="line"><a name="l02749"></a><span class="lineno"> 2749</span> {</div>
|
|
<div class="line"><a name="l02750"></a><span class="lineno"> 2750</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02751"></a><span class="lineno"> 2751</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02752"></a><span class="lineno"> 2752</span>  </div>
|
|
<div class="line"><a name="l02753"></a><span class="lineno"> 2753</span>  SCIPerrorMessage(<span class="stringliteral">"SCIPlpiReadState - not implemented.\n"</span>);</div>
|
|
<div class="line"><a name="l02754"></a><span class="lineno"> 2754</span>  </div>
|
|
<div class="line"><a name="l02755"></a><span class="lineno"> 2755</span>  <span class="keywordflow">return</span> SCIP_NOTIMPLEMENTED;</div>
|
|
<div class="line"><a name="l02756"></a><span class="lineno"> 2756</span> }</div>
|
|
<div class="line"><a name="l02757"></a><span class="lineno"> 2757</span>  </div>
|
|
<div class="line"><a name="l02759"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a6b360b8eb706948179cc3b46fa4df372"> 2759</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a6b360b8eb706948179cc3b46fa4df372">SCIPlpiWriteState</a>(</div>
|
|
<div class="line"><a name="l02760"></a><span class="lineno"> 2760</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02761"></a><span class="lineno"> 2761</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* fname </div>
|
|
<div class="line"><a name="l02762"></a><span class="lineno"> 2762</span>  )</div>
|
|
<div class="line"><a name="l02763"></a><span class="lineno"> 2763</span> {</div>
|
|
<div class="line"><a name="l02764"></a><span class="lineno"> 2764</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02765"></a><span class="lineno"> 2765</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02766"></a><span class="lineno"> 2766</span>  </div>
|
|
<div class="line"><a name="l02767"></a><span class="lineno"> 2767</span>  SCIPerrorMessage(<span class="stringliteral">"SCIPlpiWriteState - not implemented.\n"</span>);</div>
|
|
<div class="line"><a name="l02768"></a><span class="lineno"> 2768</span>  </div>
|
|
<div class="line"><a name="l02769"></a><span class="lineno"> 2769</span>  <span class="keywordflow">return</span> SCIP_NOTIMPLEMENTED;</div>
|
|
<div class="line"><a name="l02770"></a><span class="lineno"> 2770</span> }</div>
|
|
<div class="line"><a name="l02771"></a><span class="lineno"> 2771</span>  </div>
|
|
<div class="line"><a name="l02777"></a><span class="lineno"> 2777</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l02778"></a><span class="lineno"> 2778</span> <span class="comment"> * LP Pricing Norms Methods</span></div>
|
|
<div class="line"><a name="l02779"></a><span class="lineno"> 2779</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l02780"></a><span class="lineno"> 2780</span>  </div>
|
|
<div class="line"><a name="l02784"></a><span class="lineno"> 2784</span> <span class="comment">/* SCIP_LPiNorms stores norm information so they are not recomputed from one state to the next. */</span></div>
|
|
<div class="line"><a name="l02785"></a><span class="lineno"> 2785</span> <span class="comment">/* @todo Implement this. */</span></div>
|
|
<div class="line"><a name="l02786"></a><span class="lineno"><a class="line" href="struct_s_c_i_p___l_pi_norms.html"> 2786</a></span> <span class="keyword">struct </span><a class="code" href="struct_s_c_i_p___l_pi_norms.html">SCIP_LPiNorms</a> {};</div>
|
|
<div class="line"><a name="l02787"></a><span class="lineno"> 2787</span>  </div>
|
|
<div class="line"><a name="l02792"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a868706bb40dc3fdeb76e81c56c1c4d31"> 2792</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a868706bb40dc3fdeb76e81c56c1c4d31">SCIPlpiGetNorms</a>(</div>
|
|
<div class="line"><a name="l02793"></a><span class="lineno"> 2793</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02794"></a><span class="lineno"> 2794</span>  BMS_BLKMEM* blkmem, </div>
|
|
<div class="line"><a name="l02795"></a><span class="lineno"> 2795</span>  SCIP_LPINORMS** lpinorms </div>
|
|
<div class="line"><a name="l02796"></a><span class="lineno"> 2796</span>  )</div>
|
|
<div class="line"><a name="l02797"></a><span class="lineno"> 2797</span> {</div>
|
|
<div class="line"><a name="l02798"></a><span class="lineno"> 2798</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02799"></a><span class="lineno"> 2799</span>  assert( blkmem != NULL );</div>
|
|
<div class="line"><a name="l02800"></a><span class="lineno"> 2800</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02801"></a><span class="lineno"> 2801</span>  assert( lpinorms != NULL );</div>
|
|
<div class="line"><a name="l02802"></a><span class="lineno"> 2802</span>  </div>
|
|
<div class="line"><a name="l02803"></a><span class="lineno"> 2803</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02804"></a><span class="lineno"> 2804</span> }</div>
|
|
<div class="line"><a name="l02805"></a><span class="lineno"> 2805</span>  </div>
|
|
<div class="line"><a name="l02809"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a4ca041e0442294fdb8538de5b0c9511e"> 2809</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a4ca041e0442294fdb8538de5b0c9511e">SCIPlpiSetNorms</a>(</div>
|
|
<div class="line"><a name="l02810"></a><span class="lineno"> 2810</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02811"></a><span class="lineno"> 2811</span>  BMS_BLKMEM* blkmem, </div>
|
|
<div class="line"><a name="l02812"></a><span class="lineno"> 2812</span>  <span class="keyword">const</span> SCIP_LPINORMS* lpinorms </div>
|
|
<div class="line"><a name="l02813"></a><span class="lineno"> 2813</span>  )</div>
|
|
<div class="line"><a name="l02814"></a><span class="lineno"> 2814</span> {</div>
|
|
<div class="line"><a name="l02815"></a><span class="lineno"> 2815</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02816"></a><span class="lineno"> 2816</span>  assert( blkmem != NULL );</div>
|
|
<div class="line"><a name="l02817"></a><span class="lineno"> 2817</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02818"></a><span class="lineno"> 2818</span>  assert( lpinorms != NULL );</div>
|
|
<div class="line"><a name="l02819"></a><span class="lineno"> 2819</span>  </div>
|
|
<div class="line"><a name="l02820"></a><span class="lineno"> 2820</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02821"></a><span class="lineno"> 2821</span> }</div>
|
|
<div class="line"><a name="l02822"></a><span class="lineno"> 2822</span>  </div>
|
|
<div class="line"><a name="l02824"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a640477b756ddb94827c1a4e5e3721d38"> 2824</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a640477b756ddb94827c1a4e5e3721d38">SCIPlpiFreeNorms</a>(</div>
|
|
<div class="line"><a name="l02825"></a><span class="lineno"> 2825</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02826"></a><span class="lineno"> 2826</span>  BMS_BLKMEM* blkmem, </div>
|
|
<div class="line"><a name="l02827"></a><span class="lineno"> 2827</span>  SCIP_LPINORMS** lpinorms </div>
|
|
<div class="line"><a name="l02828"></a><span class="lineno"> 2828</span>  )</div>
|
|
<div class="line"><a name="l02829"></a><span class="lineno"> 2829</span> {</div>
|
|
<div class="line"><a name="l02830"></a><span class="lineno"> 2830</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02831"></a><span class="lineno"> 2831</span>  assert( blkmem != NULL );</div>
|
|
<div class="line"><a name="l02832"></a><span class="lineno"> 2832</span>  assert( lpi->solver != NULL );</div>
|
|
<div class="line"><a name="l02833"></a><span class="lineno"> 2833</span>  assert( lpinorms != NULL );</div>
|
|
<div class="line"><a name="l02834"></a><span class="lineno"> 2834</span>  </div>
|
|
<div class="line"><a name="l02835"></a><span class="lineno"> 2835</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02836"></a><span class="lineno"> 2836</span> }</div>
|
|
<div class="line"><a name="l02837"></a><span class="lineno"> 2837</span>  </div>
|
|
<div class="line"><a name="l02843"></a><span class="lineno"> 2843</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l02844"></a><span class="lineno"> 2844</span> <span class="comment"> * Parameter Methods</span></div>
|
|
<div class="line"><a name="l02845"></a><span class="lineno"> 2845</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l02846"></a><span class="lineno"> 2846</span>  </div>
|
|
<div class="line"><a name="l02851"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a2d82a67789be908b161295f41d02ba8b"> 2851</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a2d82a67789be908b161295f41d02ba8b">SCIPlpiGetIntpar</a>(</div>
|
|
<div class="line"><a name="l02852"></a><span class="lineno"> 2852</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02853"></a><span class="lineno"> 2853</span>  SCIP_LPPARAM type, </div>
|
|
<div class="line"><a name="l02854"></a><span class="lineno"> 2854</span>  <span class="keywordtype">int</span>* ival </div>
|
|
<div class="line"><a name="l02855"></a><span class="lineno"> 2855</span>  )</div>
|
|
<div class="line"><a name="l02856"></a><span class="lineno"> 2856</span> {</div>
|
|
<div class="line"><a name="l02857"></a><span class="lineno"> 2857</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02858"></a><span class="lineno"> 2858</span>  assert( lpi->parameters != NULL );</div>
|
|
<div class="line"><a name="l02859"></a><span class="lineno"> 2859</span>  </div>
|
|
<div class="line"><a name="l02860"></a><span class="lineno"> 2860</span>  <span class="comment">/* Not (yet) supported by Glop: SCIP_LPPAR_FASTMIP, SCIP_LPPAR_POLISHING, SCIP_LPPAR_REFACTOR */</span></div>
|
|
<div class="line"><a name="l02861"></a><span class="lineno"> 2861</span>  <span class="keywordflow">switch</span> ( type )</div>
|
|
<div class="line"><a name="l02862"></a><span class="lineno"> 2862</span>  {</div>
|
|
<div class="line"><a name="l02863"></a><span class="lineno"> 2863</span>  <span class="keywordflow">case</span> SCIP_LPPAR_FROMSCRATCH:</div>
|
|
<div class="line"><a name="l02864"></a><span class="lineno"> 2864</span>  *ival = (int) lpi->from_scratch;</div>
|
|
<div class="line"><a name="l02865"></a><span class="lineno"> 2865</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_FROMSCRATCH = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02866"></a><span class="lineno"> 2866</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02867"></a><span class="lineno"> 2867</span>  <span class="keywordflow">case</span> SCIP_LPPAR_LPINFO:</div>
|
|
<div class="line"><a name="l02868"></a><span class="lineno"> 2868</span>  *ival = (int) lpi->lp_info;</div>
|
|
<div class="line"><a name="l02869"></a><span class="lineno"> 2869</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_LPINFO = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02870"></a><span class="lineno"> 2870</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02871"></a><span class="lineno"> 2871</span>  <span class="keywordflow">case</span> SCIP_LPPAR_LPITLIM:</div>
|
|
<div class="line"><a name="l02872"></a><span class="lineno"> 2872</span>  *ival = (int) lpi->parameters->max_number_of_iterations();</div>
|
|
<div class="line"><a name="l02873"></a><span class="lineno"> 2873</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_LPITLIM = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02874"></a><span class="lineno"> 2874</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02875"></a><span class="lineno"> 2875</span>  <span class="keywordflow">case</span> SCIP_LPPAR_PRESOLVING:</div>
|
|
<div class="line"><a name="l02876"></a><span class="lineno"> 2876</span>  *ival = lpi->parameters->use_preprocessing();</div>
|
|
<div class="line"><a name="l02877"></a><span class="lineno"> 2877</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_PRESOLVING = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02878"></a><span class="lineno"> 2878</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02879"></a><span class="lineno"> 2879</span>  <span class="keywordflow">case</span> SCIP_LPPAR_PRICING:</div>
|
|
<div class="line"><a name="l02880"></a><span class="lineno"> 2880</span>  *ival = lpi->pricing;</div>
|
|
<div class="line"><a name="l02881"></a><span class="lineno"> 2881</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_PRICING = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02882"></a><span class="lineno"> 2882</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02883"></a><span class="lineno"> 2883</span> <span class="preprocessor">#ifndef NOSCALING</span></div>
|
|
<div class="line"><a name="l02884"></a><span class="lineno"> 2884</span>  <span class="keywordflow">case</span> SCIP_LPPAR_SCALING:</div>
|
|
<div class="line"><a name="l02885"></a><span class="lineno"> 2885</span>  *ival = lpi->parameters->use_scaling();</div>
|
|
<div class="line"><a name="l02886"></a><span class="lineno"> 2886</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_SCALING = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02887"></a><span class="lineno"> 2887</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02888"></a><span class="lineno"> 2888</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l02889"></a><span class="lineno"> 2889</span>  <span class="keywordflow">case</span> SCIP_LPPAR_THREADS:</div>
|
|
<div class="line"><a name="l02890"></a><span class="lineno"> 2890</span>  *ival = lpi->numthreads;</div>
|
|
<div class="line"><a name="l02891"></a><span class="lineno"> 2891</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_THREADS = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02892"></a><span class="lineno"> 2892</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02893"></a><span class="lineno"> 2893</span>  <span class="keywordflow">case</span> SCIP_LPPAR_TIMING:</div>
|
|
<div class="line"><a name="l02894"></a><span class="lineno"> 2894</span>  *ival = lpi->timing;</div>
|
|
<div class="line"><a name="l02895"></a><span class="lineno"> 2895</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_TIMING = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02896"></a><span class="lineno"> 2896</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02897"></a><span class="lineno"> 2897</span>  <span class="keywordflow">case</span> SCIP_LPPAR_RANDOMSEED:</div>
|
|
<div class="line"><a name="l02898"></a><span class="lineno"> 2898</span>  *ival = (int) lpi->parameters->random_seed();</div>
|
|
<div class="line"><a name="l02899"></a><span class="lineno"> 2899</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetIntpar: SCIP_LPPAR_RANDOMSEED = %d.\n"</span>, *ival);</div>
|
|
<div class="line"><a name="l02900"></a><span class="lineno"> 2900</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02901"></a><span class="lineno"> 2901</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02902"></a><span class="lineno"> 2902</span>  <span class="keywordflow">return</span> SCIP_PARAMETERUNKNOWN;</div>
|
|
<div class="line"><a name="l02903"></a><span class="lineno"> 2903</span>  }</div>
|
|
<div class="line"><a name="l02904"></a><span class="lineno"> 2904</span>  </div>
|
|
<div class="line"><a name="l02905"></a><span class="lineno"> 2905</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l02906"></a><span class="lineno"> 2906</span> }</div>
|
|
<div class="line"><a name="l02907"></a><span class="lineno"> 2907</span>  </div>
|
|
<div class="line"><a name="l02909"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a8dac6dec76901acef9c18397582c5e9a"> 2909</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a8dac6dec76901acef9c18397582c5e9a">SCIPlpiSetIntpar</a>(</div>
|
|
<div class="line"><a name="l02910"></a><span class="lineno"> 2910</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l02911"></a><span class="lineno"> 2911</span>  SCIP_LPPARAM type, </div>
|
|
<div class="line"><a name="l02912"></a><span class="lineno"> 2912</span>  <span class="keywordtype">int</span> ival </div>
|
|
<div class="line"><a name="l02913"></a><span class="lineno"> 2913</span>  )</div>
|
|
<div class="line"><a name="l02914"></a><span class="lineno"> 2914</span> {</div>
|
|
<div class="line"><a name="l02915"></a><span class="lineno"> 2915</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l02916"></a><span class="lineno"> 2916</span>  assert( lpi->parameters != NULL );</div>
|
|
<div class="line"><a name="l02917"></a><span class="lineno"> 2917</span>  </div>
|
|
<div class="line"><a name="l02918"></a><span class="lineno"> 2918</span>  <span class="keywordflow">switch</span> ( type )</div>
|
|
<div class="line"><a name="l02919"></a><span class="lineno"> 2919</span>  {</div>
|
|
<div class="line"><a name="l02920"></a><span class="lineno"> 2920</span>  <span class="keywordflow">case</span> SCIP_LPPAR_FROMSCRATCH:</div>
|
|
<div class="line"><a name="l02921"></a><span class="lineno"> 2921</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_FROMSCRATCH -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02922"></a><span class="lineno"> 2922</span>  lpi->from_scratch = (bool) ival;</div>
|
|
<div class="line"><a name="l02923"></a><span class="lineno"> 2923</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02924"></a><span class="lineno"> 2924</span>  <span class="keywordflow">case</span> SCIP_LPPAR_LPINFO:</div>
|
|
<div class="line"><a name="l02925"></a><span class="lineno"> 2925</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_LPINFO -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02926"></a><span class="lineno"> 2926</span>  <span class="keywordflow">if</span> ( ival == 0 )</div>
|
|
<div class="line"><a name="l02927"></a><span class="lineno"> 2927</span>  {</div>
|
|
<div class="line"><a name="l02928"></a><span class="lineno"> 2928</span>  (void) <a class="code" href="namespacegoogle.html#ae10ec63d828053e42aa69b1d531602d7">google::SetVLOGLevel</a>(<span class="stringliteral">"*"</span>, <a class="code" href="namespacegoogle.html#af3c2db675e75f2074724f754d3cf7885">google::GLOG_INFO</a>);</div>
|
|
<div class="line"><a name="l02929"></a><span class="lineno"> 2929</span>  lpi->lp_info = <span class="keyword">false</span>;</div>
|
|
<div class="line"><a name="l02930"></a><span class="lineno"> 2930</span>  }</div>
|
|
<div class="line"><a name="l02931"></a><span class="lineno"> 2931</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l02932"></a><span class="lineno"> 2932</span>  {</div>
|
|
<div class="line"><a name="l02933"></a><span class="lineno"> 2933</span>  (void) <a class="code" href="namespacegoogle.html#ae10ec63d828053e42aa69b1d531602d7">google::SetVLOGLevel</a>(<span class="stringliteral">"*"</span>, <a class="code" href="namespacegoogle.html#aec61ff6c741224bbf1d230d40449aa30">google::GLOG_ERROR</a>);</div>
|
|
<div class="line"><a name="l02934"></a><span class="lineno"> 2934</span>  lpi->lp_info = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l02935"></a><span class="lineno"> 2935</span>  }</div>
|
|
<div class="line"><a name="l02936"></a><span class="lineno"> 2936</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02937"></a><span class="lineno"> 2937</span>  <span class="keywordflow">case</span> SCIP_LPPAR_LPITLIM:</div>
|
|
<div class="line"><a name="l02938"></a><span class="lineno"> 2938</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_LPITLIM -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02939"></a><span class="lineno"> 2939</span>  lpi->parameters->set_max_number_of_iterations(ival);</div>
|
|
<div class="line"><a name="l02940"></a><span class="lineno"> 2940</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02941"></a><span class="lineno"> 2941</span>  <span class="keywordflow">case</span> SCIP_LPPAR_PRESOLVING:</div>
|
|
<div class="line"><a name="l02942"></a><span class="lineno"> 2942</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_PRESOLVING -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02943"></a><span class="lineno"> 2943</span>  lpi->parameters->set_use_preprocessing(ival);</div>
|
|
<div class="line"><a name="l02944"></a><span class="lineno"> 2944</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02945"></a><span class="lineno"> 2945</span>  <span class="keywordflow">case</span> SCIP_LPPAR_PRICING:</div>
|
|
<div class="line"><a name="l02946"></a><span class="lineno"> 2946</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_PRICING -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02947"></a><span class="lineno"> 2947</span>  lpi->pricing = (SCIP_Pricing)ival;</div>
|
|
<div class="line"><a name="l02948"></a><span class="lineno"> 2948</span>  <span class="keywordflow">switch</span> ( lpi->pricing )</div>
|
|
<div class="line"><a name="l02949"></a><span class="lineno"> 2949</span>  {</div>
|
|
<div class="line"><a name="l02950"></a><span class="lineno"> 2950</span>  <span class="keywordflow">case</span> SCIP_PRICING_LPIDEFAULT:</div>
|
|
<div class="line"><a name="l02951"></a><span class="lineno"> 2951</span>  <span class="keywordflow">case</span> SCIP_PRICING_AUTO:</div>
|
|
<div class="line"><a name="l02952"></a><span class="lineno"> 2952</span>  <span class="keywordflow">case</span> SCIP_PRICING_PARTIAL:</div>
|
|
<div class="line"><a name="l02953"></a><span class="lineno"> 2953</span>  <span class="keywordflow">case</span> SCIP_PRICING_STEEP:</div>
|
|
<div class="line"><a name="l02954"></a><span class="lineno"> 2954</span>  <span class="keywordflow">case</span> SCIP_PRICING_STEEPQSTART:</div>
|
|
<div class="line"><a name="l02955"></a><span class="lineno"> 2955</span>  lpi->parameters->set_feasibility_rule(<a class="code" href="namespaceoperations__research_1_1glop.html#aa8db8823e52783fd63c7eabb8b172dc3a9b5f03747505a278fb03739945986387">operations_research::glop::GlopParameters_PricingRule_STEEPEST_EDGE</a>);</div>
|
|
<div class="line"><a name="l02956"></a><span class="lineno"> 2956</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02957"></a><span class="lineno"> 2957</span>  <span class="keywordflow">case</span> SCIP_PRICING_FULL:</div>
|
|
<div class="line"><a name="l02958"></a><span class="lineno"> 2958</span>  <span class="comment">/* Dantzig does not really fit, but use it anyway */</span></div>
|
|
<div class="line"><a name="l02959"></a><span class="lineno"> 2959</span>  lpi->parameters->set_feasibility_rule(<a class="code" href="namespaceoperations__research_1_1glop.html#aa8db8823e52783fd63c7eabb8b172dc3a3625a45102bddd6b51bbae93c5534b09">operations_research::glop::GlopParameters_PricingRule_DANTZIG</a>);</div>
|
|
<div class="line"><a name="l02960"></a><span class="lineno"> 2960</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02961"></a><span class="lineno"> 2961</span>  <span class="keywordflow">case</span> SCIP_PRICING_DEVEX:</div>
|
|
<div class="line"><a name="l02962"></a><span class="lineno"> 2962</span>  lpi->parameters->set_feasibility_rule(<a class="code" href="namespaceoperations__research_1_1glop.html#aa8db8823e52783fd63c7eabb8b172dc3a9847e615dfc35e71609845ec7785e332">operations_research::glop::GlopParameters_PricingRule_DEVEX</a>);</div>
|
|
<div class="line"><a name="l02963"></a><span class="lineno"> 2963</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02964"></a><span class="lineno"> 2964</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02965"></a><span class="lineno"> 2965</span>  <span class="keywordflow">return</span> SCIP_PARAMETERUNKNOWN;</div>
|
|
<div class="line"><a name="l02966"></a><span class="lineno"> 2966</span>  }</div>
|
|
<div class="line"><a name="l02967"></a><span class="lineno"> 2967</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02968"></a><span class="lineno"> 2968</span> <span class="preprocessor">#ifndef NOSCALING</span></div>
|
|
<div class="line"><a name="l02969"></a><span class="lineno"> 2969</span>  <span class="keywordflow">case</span> SCIP_LPPAR_SCALING:</div>
|
|
<div class="line"><a name="l02970"></a><span class="lineno"> 2970</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_SCALING -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02971"></a><span class="lineno"> 2971</span>  lpi->parameters->set_use_scaling(ival);</div>
|
|
<div class="line"><a name="l02972"></a><span class="lineno"> 2972</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02973"></a><span class="lineno"> 2973</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l02974"></a><span class="lineno"> 2974</span>  <span class="keywordflow">case</span> SCIP_LPPAR_THREADS:</div>
|
|
<div class="line"><a name="l02975"></a><span class="lineno"> 2975</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_THREADS -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02976"></a><span class="lineno"> 2976</span>  assert( ival >= 0 );</div>
|
|
<div class="line"><a name="l02977"></a><span class="lineno"> 2977</span>  lpi->numthreads = ival;</div>
|
|
<div class="line"><a name="l02978"></a><span class="lineno"> 2978</span>  <span class="keywordflow">if</span> ( ival == 0 )</div>
|
|
<div class="line"><a name="l02979"></a><span class="lineno"> 2979</span>  lpi->parameters->set_num_omp_threads(1);</div>
|
|
<div class="line"><a name="l02980"></a><span class="lineno"> 2980</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l02981"></a><span class="lineno"> 2981</span>  lpi->parameters->set_num_omp_threads(ival);</div>
|
|
<div class="line"><a name="l02982"></a><span class="lineno"> 2982</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02983"></a><span class="lineno"> 2983</span>  <span class="keywordflow">case</span> SCIP_LPPAR_TIMING:</div>
|
|
<div class="line"><a name="l02984"></a><span class="lineno"> 2984</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_TIMING -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02985"></a><span class="lineno"> 2985</span>  assert( 0 <= ival && ival <= 2 );</div>
|
|
<div class="line"><a name="l02986"></a><span class="lineno"> 2986</span>  lpi->timing = ival;</div>
|
|
<div class="line"><a name="l02987"></a><span class="lineno"> 2987</span>  <span class="keywordflow">if</span> ( ival == 1 )</div>
|
|
<div class="line"><a name="l02988"></a><span class="lineno"> 2988</span>  absl::SetFlag(&FLAGS_time_limit_use_usertime, <span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l02989"></a><span class="lineno"> 2989</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l02990"></a><span class="lineno"> 2990</span>  absl::SetFlag(&FLAGS_time_limit_use_usertime, <span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l02991"></a><span class="lineno"> 2991</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02992"></a><span class="lineno"> 2992</span>  <span class="keywordflow">case</span> SCIP_LPPAR_RANDOMSEED:</div>
|
|
<div class="line"><a name="l02993"></a><span class="lineno"> 2993</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetIntpar: SCIP_LPPAR_RANDOMSEED -> %d.\n"</span>, ival);</div>
|
|
<div class="line"><a name="l02994"></a><span class="lineno"> 2994</span>  assert( ival >= 0 );</div>
|
|
<div class="line"><a name="l02995"></a><span class="lineno"> 2995</span>  lpi->parameters->set_random_seed(ival);</div>
|
|
<div class="line"><a name="l02996"></a><span class="lineno"> 2996</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l02997"></a><span class="lineno"> 2997</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l02998"></a><span class="lineno"> 2998</span>  <span class="keywordflow">return</span> SCIP_PARAMETERUNKNOWN;</div>
|
|
<div class="line"><a name="l02999"></a><span class="lineno"> 2999</span>  }</div>
|
|
<div class="line"><a name="l03000"></a><span class="lineno"> 3000</span>  </div>
|
|
<div class="line"><a name="l03001"></a><span class="lineno"> 3001</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l03002"></a><span class="lineno"> 3002</span> }</div>
|
|
<div class="line"><a name="l03003"></a><span class="lineno"> 3003</span>  </div>
|
|
<div class="line"><a name="l03005"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a07259db5fb0599d063fa4973dc3d5d8e"> 3005</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a07259db5fb0599d063fa4973dc3d5d8e">SCIPlpiGetRealpar</a>(</div>
|
|
<div class="line"><a name="l03006"></a><span class="lineno"> 3006</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l03007"></a><span class="lineno"> 3007</span>  SCIP_LPPARAM type, </div>
|
|
<div class="line"><a name="l03008"></a><span class="lineno"> 3008</span>  SCIP_Real* dval </div>
|
|
<div class="line"><a name="l03009"></a><span class="lineno"> 3009</span>  )</div>
|
|
<div class="line"><a name="l03010"></a><span class="lineno"> 3010</span> {</div>
|
|
<div class="line"><a name="l03011"></a><span class="lineno"> 3011</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l03012"></a><span class="lineno"> 3012</span>  assert( lpi->parameters != NULL );</div>
|
|
<div class="line"><a name="l03013"></a><span class="lineno"> 3013</span>  </div>
|
|
<div class="line"><a name="l03014"></a><span class="lineno"> 3014</span>  <span class="comment">/* Not (yet) supported by Glop: SCIP_LPPAR_ROWREPSWITCH, SCIP_LPPAR_BARRIERCONVTOL */</span></div>
|
|
<div class="line"><a name="l03015"></a><span class="lineno"> 3015</span>  <span class="keywordflow">switch</span> ( type )</div>
|
|
<div class="line"><a name="l03016"></a><span class="lineno"> 3016</span>  {</div>
|
|
<div class="line"><a name="l03017"></a><span class="lineno"> 3017</span>  <span class="keywordflow">case</span> SCIP_LPPAR_FEASTOL:</div>
|
|
<div class="line"><a name="l03018"></a><span class="lineno"> 3018</span>  *dval = lpi->parameters->primal_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l03019"></a><span class="lineno"> 3019</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetRealpar: SCIP_LPPAR_FEASTOL = %g.\n"</span>, *dval);</div>
|
|
<div class="line"><a name="l03020"></a><span class="lineno"> 3020</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03021"></a><span class="lineno"> 3021</span>  <span class="keywordflow">case</span> SCIP_LPPAR_DUALFEASTOL:</div>
|
|
<div class="line"><a name="l03022"></a><span class="lineno"> 3022</span>  *dval = lpi->parameters->dual_feasibility_tolerance();</div>
|
|
<div class="line"><a name="l03023"></a><span class="lineno"> 3023</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetRealpar: SCIP_LPPAR_DUALFEASTOL = %g.\n"</span>, *dval);</div>
|
|
<div class="line"><a name="l03024"></a><span class="lineno"> 3024</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03025"></a><span class="lineno"> 3025</span>  <span class="keywordflow">case</span> SCIP_LPPAR_OBJLIM:</div>
|
|
<div class="line"><a name="l03026"></a><span class="lineno"> 3026</span>  <span class="keywordflow">if</span> (lpi->linear_program->IsMaximizationProblem())</div>
|
|
<div class="line"><a name="l03027"></a><span class="lineno"> 3027</span>  *dval = lpi->parameters->objective_lower_limit();</div>
|
|
<div class="line"><a name="l03028"></a><span class="lineno"> 3028</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l03029"></a><span class="lineno"> 3029</span>  *dval = lpi->parameters->objective_upper_limit();</div>
|
|
<div class="line"><a name="l03030"></a><span class="lineno"> 3030</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetRealpar: SCIP_LPPAR_OBJLIM = %f.\n"</span>, *dval);</div>
|
|
<div class="line"><a name="l03031"></a><span class="lineno"> 3031</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03032"></a><span class="lineno"> 3032</span>  <span class="keywordflow">case</span> SCIP_LPPAR_LPTILIM:</div>
|
|
<div class="line"><a name="l03033"></a><span class="lineno"> 3033</span>  <span class="keywordflow">if</span> ( absl::GetFlag(FLAGS_time_limit_use_usertime) )</div>
|
|
<div class="line"><a name="l03034"></a><span class="lineno"> 3034</span>  *dval = lpi->parameters->max_time_in_seconds();</div>
|
|
<div class="line"><a name="l03035"></a><span class="lineno"> 3035</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l03036"></a><span class="lineno"> 3036</span>  *dval = lpi->parameters->max_deterministic_time();</div>
|
|
<div class="line"><a name="l03037"></a><span class="lineno"> 3037</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetRealpar: SCIP_LPPAR_LPTILIM = %f.\n"</span>, *dval);</div>
|
|
<div class="line"><a name="l03038"></a><span class="lineno"> 3038</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03039"></a><span class="lineno"> 3039</span>  <span class="keywordflow">case</span> SCIP_LPPAR_CONDITIONLIMIT:</div>
|
|
<div class="line"><a name="l03040"></a><span class="lineno"> 3040</span>  *dval = lpi->conditionlimit;</div>
|
|
<div class="line"><a name="l03041"></a><span class="lineno"> 3041</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03042"></a><span class="lineno"> 3042</span> <span class="preprocessor">#ifdef SCIP_DISABLED_CODE</span></div>
|
|
<div class="line"><a name="l03043"></a><span class="lineno"> 3043</span>  <span class="comment">/* currently do not apply Markowitz parameter, since the default value does not seem suitable for Glop */</span></div>
|
|
<div class="line"><a name="l03044"></a><span class="lineno"> 3044</span>  <span class="keywordflow">case</span> SCIP_LPPAR_MARKOWITZ:</div>
|
|
<div class="line"><a name="l03045"></a><span class="lineno"> 3045</span>  *dval = lpi->parameters->markowitz_singularity_threshold();</div>
|
|
<div class="line"><a name="l03046"></a><span class="lineno"> 3046</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiGetRealpar: SCIP_LPPAR_MARKOWITZ = %f.\n"</span>, *dval);</div>
|
|
<div class="line"><a name="l03047"></a><span class="lineno"> 3047</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03048"></a><span class="lineno"> 3048</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l03049"></a><span class="lineno"> 3049</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l03050"></a><span class="lineno"> 3050</span>  <span class="keywordflow">return</span> SCIP_PARAMETERUNKNOWN;</div>
|
|
<div class="line"><a name="l03051"></a><span class="lineno"> 3051</span>  }</div>
|
|
<div class="line"><a name="l03052"></a><span class="lineno"> 3052</span>  </div>
|
|
<div class="line"><a name="l03053"></a><span class="lineno"> 3053</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l03054"></a><span class="lineno"> 3054</span> }</div>
|
|
<div class="line"><a name="l03055"></a><span class="lineno"> 3055</span>  </div>
|
|
<div class="line"><a name="l03057"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a468d983f0e77aa23e9563d4c1c1e3db8"> 3057</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a468d983f0e77aa23e9563d4c1c1e3db8">SCIPlpiSetRealpar</a>(</div>
|
|
<div class="line"><a name="l03058"></a><span class="lineno"> 3058</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l03059"></a><span class="lineno"> 3059</span>  SCIP_LPPARAM type, </div>
|
|
<div class="line"><a name="l03060"></a><span class="lineno"> 3060</span>  SCIP_Real dval </div>
|
|
<div class="line"><a name="l03061"></a><span class="lineno"> 3061</span>  )</div>
|
|
<div class="line"><a name="l03062"></a><span class="lineno"> 3062</span> {</div>
|
|
<div class="line"><a name="l03063"></a><span class="lineno"> 3063</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l03064"></a><span class="lineno"> 3064</span>  assert( lpi->parameters != NULL );</div>
|
|
<div class="line"><a name="l03065"></a><span class="lineno"> 3065</span>  </div>
|
|
<div class="line"><a name="l03066"></a><span class="lineno"> 3066</span>  <span class="keywordflow">switch</span>( type )</div>
|
|
<div class="line"><a name="l03067"></a><span class="lineno"> 3067</span>  {</div>
|
|
<div class="line"><a name="l03068"></a><span class="lineno"> 3068</span>  <span class="keywordflow">case</span> SCIP_LPPAR_FEASTOL:</div>
|
|
<div class="line"><a name="l03069"></a><span class="lineno"> 3069</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetRealpar: SCIP_LPPAR_FEASTOL -> %g.\n"</span>, dval);</div>
|
|
<div class="line"><a name="l03070"></a><span class="lineno"> 3070</span>  lpi->parameters->set_primal_feasibility_tolerance(dval);</div>
|
|
<div class="line"><a name="l03071"></a><span class="lineno"> 3071</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03072"></a><span class="lineno"> 3072</span>  <span class="keywordflow">case</span> SCIP_LPPAR_DUALFEASTOL:</div>
|
|
<div class="line"><a name="l03073"></a><span class="lineno"> 3073</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetRealpar: SCIP_LPPAR_DUALFEASTOL -> %g.\n"</span>, dval);</div>
|
|
<div class="line"><a name="l03074"></a><span class="lineno"> 3074</span>  lpi->parameters->set_dual_feasibility_tolerance(dval);</div>
|
|
<div class="line"><a name="l03075"></a><span class="lineno"> 3075</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03076"></a><span class="lineno"> 3076</span>  <span class="keywordflow">case</span> SCIP_LPPAR_OBJLIM:</div>
|
|
<div class="line"><a name="l03077"></a><span class="lineno"> 3077</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetRealpar: SCIP_LPPAR_OBJLIM -> %f.\n"</span>, dval);</div>
|
|
<div class="line"><a name="l03078"></a><span class="lineno"> 3078</span>  <span class="keywordflow">if</span> (lpi->linear_program->IsMaximizationProblem())</div>
|
|
<div class="line"><a name="l03079"></a><span class="lineno"> 3079</span>  lpi->parameters->set_objective_lower_limit(dval);</div>
|
|
<div class="line"><a name="l03080"></a><span class="lineno"> 3080</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l03081"></a><span class="lineno"> 3081</span>  lpi->parameters->set_objective_upper_limit(dval);</div>
|
|
<div class="line"><a name="l03082"></a><span class="lineno"> 3082</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03083"></a><span class="lineno"> 3083</span>  <span class="keywordflow">case</span> SCIP_LPPAR_LPTILIM:</div>
|
|
<div class="line"><a name="l03084"></a><span class="lineno"> 3084</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetRealpar: SCIP_LPPAR_LPTILIM -> %f.\n"</span>, dval);</div>
|
|
<div class="line"><a name="l03085"></a><span class="lineno"> 3085</span>  <span class="keywordflow">if</span> ( absl::GetFlag(FLAGS_time_limit_use_usertime) )</div>
|
|
<div class="line"><a name="l03086"></a><span class="lineno"> 3086</span>  lpi->parameters->set_max_time_in_seconds(dval);</div>
|
|
<div class="line"><a name="l03087"></a><span class="lineno"> 3087</span>  <span class="keywordflow">else</span></div>
|
|
<div class="line"><a name="l03088"></a><span class="lineno"> 3088</span>  lpi->parameters->set_max_deterministic_time(dval);</div>
|
|
<div class="line"><a name="l03089"></a><span class="lineno"> 3089</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03090"></a><span class="lineno"> 3090</span>  <span class="keywordflow">case</span> SCIP_LPPAR_CONDITIONLIMIT:</div>
|
|
<div class="line"><a name="l03091"></a><span class="lineno"> 3091</span>  lpi->conditionlimit = dval;</div>
|
|
<div class="line"><a name="l03092"></a><span class="lineno"> 3092</span>  lpi->checkcondition = (dval >= 0.0);</div>
|
|
<div class="line"><a name="l03093"></a><span class="lineno"> 3093</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03094"></a><span class="lineno"> 3094</span> <span class="preprocessor">#ifdef SCIP_DISABLED_CODE</span></div>
|
|
<div class="line"><a name="l03095"></a><span class="lineno"> 3095</span>  <span class="comment">/* currently do not apply Markowitz parameter, since the default value does not seem suitable for Glop */</span></div>
|
|
<div class="line"><a name="l03096"></a><span class="lineno"> 3096</span>  <span class="keywordflow">case</span> SCIP_LPPAR_MARKOWITZ:</div>
|
|
<div class="line"><a name="l03097"></a><span class="lineno"> 3097</span>  SCIPdebugMessage(<span class="stringliteral">"SCIPlpiSetRealpar: SCIP_LPPAR_MARKOWITZ -> %f.\n"</span>, dval);</div>
|
|
<div class="line"><a name="l03098"></a><span class="lineno"> 3098</span>  lpi->parameters->set_markowitz_singularity_threshold(dval);</div>
|
|
<div class="line"><a name="l03099"></a><span class="lineno"> 3099</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l03100"></a><span class="lineno"> 3100</span> <span class="preprocessor">#endif</span></div>
|
|
<div class="line"><a name="l03101"></a><span class="lineno"> 3101</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l03102"></a><span class="lineno"> 3102</span>  <span class="keywordflow">return</span> SCIP_PARAMETERUNKNOWN;</div>
|
|
<div class="line"><a name="l03103"></a><span class="lineno"> 3103</span>  }</div>
|
|
<div class="line"><a name="l03104"></a><span class="lineno"> 3104</span>  </div>
|
|
<div class="line"><a name="l03105"></a><span class="lineno"> 3105</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l03106"></a><span class="lineno"> 3106</span> }</div>
|
|
<div class="line"><a name="l03107"></a><span class="lineno"> 3107</span>  </div>
|
|
<div class="line"><a name="l03113"></a><span class="lineno"> 3113</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l03114"></a><span class="lineno"> 3114</span> <span class="comment"> * Numerical Methods</span></div>
|
|
<div class="line"><a name="l03115"></a><span class="lineno"> 3115</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l03116"></a><span class="lineno"> 3116</span>  </div>
|
|
<div class="line"><a name="l03121"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a0b732c1d334aa020a4745e550adad4a5"> 3121</a></span> SCIP_Real <a class="code" href="lpi__glop_8cc.html#a0b732c1d334aa020a4745e550adad4a5">SCIPlpiInfinity</a>(</div>
|
|
<div class="line"><a name="l03122"></a><span class="lineno"> 3122</span>  SCIP_LPI* lpi </div>
|
|
<div class="line"><a name="l03123"></a><span class="lineno"> 3123</span>  )</div>
|
|
<div class="line"><a name="l03124"></a><span class="lineno"> 3124</span> {</div>
|
|
<div class="line"><a name="l03125"></a><span class="lineno"> 3125</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l03126"></a><span class="lineno"> 3126</span>  <span class="keywordflow">return</span> std::numeric_limits<SCIP_Real>::infinity();</div>
|
|
<div class="line"><a name="l03127"></a><span class="lineno"> 3127</span> }</div>
|
|
<div class="line"><a name="l03128"></a><span class="lineno"> 3128</span>  </div>
|
|
<div class="line"><a name="l03130"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878"> 3130</a></span> SCIP_Bool <a class="code" href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878">SCIPlpiIsInfinity</a>(</div>
|
|
<div class="line"><a name="l03131"></a><span class="lineno"> 3131</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l03132"></a><span class="lineno"> 3132</span>  SCIP_Real val </div>
|
|
<div class="line"><a name="l03133"></a><span class="lineno"> 3133</span>  )</div>
|
|
<div class="line"><a name="l03134"></a><span class="lineno"> 3134</span> {</div>
|
|
<div class="line"><a name="l03135"></a><span class="lineno"> 3135</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l03136"></a><span class="lineno"> 3136</span>  </div>
|
|
<div class="line"><a name="l03137"></a><span class="lineno"> 3137</span>  <span class="keywordflow">return</span> val == std::numeric_limits<SCIP_Real>::infinity();</div>
|
|
<div class="line"><a name="l03138"></a><span class="lineno"> 3138</span> }</div>
|
|
<div class="line"><a name="l03139"></a><span class="lineno"> 3139</span>  </div>
|
|
<div class="line"><a name="l03145"></a><span class="lineno"> 3145</span> <span class="comment">/*</span></div>
|
|
<div class="line"><a name="l03146"></a><span class="lineno"> 3146</span> <span class="comment"> * File Interface Methods</span></div>
|
|
<div class="line"><a name="l03147"></a><span class="lineno"> 3147</span> <span class="comment"> */</span></div>
|
|
<div class="line"><a name="l03148"></a><span class="lineno"> 3148</span>  </div>
|
|
<div class="line"><a name="l03153"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a83b58a451300ba484bb9314b35edc63f"> 3153</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a83b58a451300ba484bb9314b35edc63f">SCIPlpiReadLP</a>(</div>
|
|
<div class="line"><a name="l03154"></a><span class="lineno"> 3154</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l03155"></a><span class="lineno"> 3155</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* fname </div>
|
|
<div class="line"><a name="l03156"></a><span class="lineno"> 3156</span>  )</div>
|
|
<div class="line"><a name="l03157"></a><span class="lineno"> 3157</span> {</div>
|
|
<div class="line"><a name="l03158"></a><span class="lineno"> 3158</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l03159"></a><span class="lineno"> 3159</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l03160"></a><span class="lineno"> 3160</span>  assert( fname != NULL );</div>
|
|
<div class="line"><a name="l03161"></a><span class="lineno"> 3161</span>  </div>
|
|
<div class="line"><a name="l03162"></a><span class="lineno"> 3162</span>  <span class="keyword">const</span> std::string filespec(fname);</div>
|
|
<div class="line"><a name="l03163"></a><span class="lineno"> 3163</span>  MPModelProto <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>;</div>
|
|
<div class="line"><a name="l03164"></a><span class="lineno"> 3164</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="namespacefile.html#ac369616003cf0a5bed26bd8eb11427d8">ReadFileToProto</a>(filespec, &<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>) )</div>
|
|
<div class="line"><a name="l03165"></a><span class="lineno"> 3165</span>  {</div>
|
|
<div class="line"><a name="l03166"></a><span class="lineno"> 3166</span>  SCIPerrorMessage(<span class="stringliteral">"Could not read <%s>\n"</span>, fname);</div>
|
|
<div class="line"><a name="l03167"></a><span class="lineno"> 3167</span>  <span class="keywordflow">return</span> SCIP_READERROR;</div>
|
|
<div class="line"><a name="l03168"></a><span class="lineno"> 3168</span>  }</div>
|
|
<div class="line"><a name="l03169"></a><span class="lineno"> 3169</span>  lpi->linear_program->Clear();</div>
|
|
<div class="line"><a name="l03170"></a><span class="lineno"> 3170</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#a4066bdd6e74f798c189fa8e830fcd37b">MPModelProtoToLinearProgram</a>(<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, lpi->linear_program);</div>
|
|
<div class="line"><a name="l03171"></a><span class="lineno"> 3171</span>  </div>
|
|
<div class="line"><a name="l03172"></a><span class="lineno"> 3172</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l03173"></a><span class="lineno"> 3173</span> }</div>
|
|
<div class="line"><a name="l03174"></a><span class="lineno"> 3174</span>  </div>
|
|
<div class="line"><a name="l03176"></a><span class="lineno"><a class="line" href="lpi__glop_8cc.html#a311a14142841041e24d522b281124f57"> 3176</a></span> SCIP_RETCODE <a class="code" href="lpi__glop_8cc.html#a311a14142841041e24d522b281124f57">SCIPlpiWriteLP</a>(</div>
|
|
<div class="line"><a name="l03177"></a><span class="lineno"> 3177</span>  SCIP_LPI* lpi, </div>
|
|
<div class="line"><a name="l03178"></a><span class="lineno"> 3178</span>  <span class="keyword">const</span> <span class="keywordtype">char</span>* fname </div>
|
|
<div class="line"><a name="l03179"></a><span class="lineno"> 3179</span>  )</div>
|
|
<div class="line"><a name="l03180"></a><span class="lineno"> 3180</span> {</div>
|
|
<div class="line"><a name="l03181"></a><span class="lineno"> 3181</span>  assert( lpi != NULL );</div>
|
|
<div class="line"><a name="l03182"></a><span class="lineno"> 3182</span>  assert( lpi->linear_program != NULL );</div>
|
|
<div class="line"><a name="l03183"></a><span class="lineno"> 3183</span>  assert( fname != NULL );</div>
|
|
<div class="line"><a name="l03184"></a><span class="lineno"> 3184</span>  </div>
|
|
<div class="line"><a name="l03185"></a><span class="lineno"> 3185</span>  MPModelProto <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>;</div>
|
|
<div class="line"><a name="l03186"></a><span class="lineno"> 3186</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#a8750840afdd5774223821fd504df04c5">LinearProgramToMPModelProto</a>(*lpi->linear_program, &<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>);</div>
|
|
<div class="line"><a name="l03187"></a><span class="lineno"> 3187</span>  <span class="keyword">const</span> std::string filespec(fname);</div>
|
|
<div class="line"><a name="l03188"></a><span class="lineno"> 3188</span>  <span class="keywordflow">if</span> ( ! <a class="code" href="namespacefile.html#a5a8746aab2d48a36da6cebae1244368f">WriteProtoToFile</a>(filespec, <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, operations_research::ProtoWriteFormat::kProtoText, <span class="keyword">true</span>) )</div>
|
|
<div class="line"><a name="l03189"></a><span class="lineno"> 3189</span>  {</div>
|
|
<div class="line"><a name="l03190"></a><span class="lineno"> 3190</span>  SCIPerrorMessage(<span class="stringliteral">"Could not write <%s>\n"</span>, fname);</div>
|
|
<div class="line"><a name="l03191"></a><span class="lineno"> 3191</span>  <span class="keywordflow">return</span> SCIP_READERROR;</div>
|
|
<div class="line"><a name="l03192"></a><span class="lineno"> 3192</span>  }</div>
|
|
<div class="line"><a name="l03193"></a><span class="lineno"> 3193</span>  </div>
|
|
<div class="line"><a name="l03194"></a><span class="lineno"> 3194</span>  <span class="keywordflow">return</span> SCIP_OKAY;</div>
|
|
<div class="line"><a name="l03195"></a><span class="lineno"> 3195</span> }</div>
|
|
<div class="line"><a name="l03196"></a><span class="lineno"> 3196</span>  </div>
|
|
</div><!-- fragment --></div><!-- contents -->
|
|
</div><!-- doc-content -->
|
|
<div class="ttc" id="alpi__glop_8cc_html_a4e84473a9742d228d1112cf94e0337e7"><div class="ttname"><a href="lpi__glop_8cc.html#a4e84473a9742d228d1112cf94e0337e7">SCIPlpiGetNNonz</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetNNonz(SCIP_LPI *lpi, int *nnonz)</div><div class="ttdoc">gets the number of nonzero elements in the LP constraint matrix</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00964">lpi_glop.cc:964</a></div></div>
|
|
<div class="ttc" id="astruct_s_c_i_p___l_pi_html_a9254926441afb9520abc119f457361e8"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#a9254926441afb9520abc119f457361e8">SCIP_LPi::lp_info</a></div><div class="ttdeci">bool lp_info</div><div class="ttdoc">whether additional output is turned on</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00100">lpi_glop.cc:100</a></div></div>
|
|
<div class="ttc" id="alpi__glop_8cc_html_a61eb2de700a5b2ca02c55a6f206af5df"><div class="ttname"><a href="lpi__glop_8cc.html#a61eb2de700a5b2ca02c55a6f206af5df">SCIPlpiStartStrongbranch</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiStartStrongbranch(SCIP_LPI *lpi)</div><div class="ttdoc">start strong branching</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01464">lpi_glop.cc:1464</a></div></div>
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|
<div class="ttc" id="alpi__glop_8cc_html_a0b732c1d334aa020a4745e550adad4a5"><div class="ttname"><a href="lpi__glop_8cc.html#a0b732c1d334aa020a4745e550adad4a5">SCIPlpiInfinity</a></div><div class="ttdeci">SCIP_Real SCIPlpiInfinity(SCIP_LPI *lpi)</div><div class="ttdoc">returns value treated as infinity in the LP solver</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l03121">lpi_glop.cc:3121</a></div></div>
|
|
<div class="ttc" id="anamespaceoperations__research_html_ac0a730ed6598c5f34c53101c32de01e9"><div class="ttname"><a href="namespaceoperations__research.html#ac0a730ed6598c5f34c53101c32de01e9">operations_research::OrToolsMajorVersion</a></div><div class="ttdeci">int OrToolsMajorVersion()</div><div class="ttdef"><b>Definition:</b> <a href="version_8cc_source.html#l00018">version.cc:18</a></div></div>
|
|
<div class="ttc" id="alpi__glop_8cc_html_a0d794ce162ec1c45eb776baa2ffdc79c"><div class="ttname"><a href="lpi__glop_8cc.html#a0d794ce162ec1c45eb776baa2ffdc79c">SCIPlpiChgObjsen</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiChgObjsen(SCIP_LPI *lpi, SCIP_OBJSEN objsen)</div><div class="ttdoc">changes the objective sense</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00724">lpi_glop.cc:724</a></div></div>
|
|
<div class="ttc" id="alpi__glop_8cc_html_aff2b648673b8baac9903c236a97c267b"><div class="ttname"><a href="lpi__glop_8cc.html#aff2b648673b8baac9903c236a97c267b">SCIPlpiChgCoef</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiChgCoef(SCIP_LPI *lpi, int row, int col, SCIP_Real newval)</div><div class="ttdoc">changes a single coefficient</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00701">lpi_glop.cc:701</a></div></div>
|
|
<div class="ttc" id="alpi__glop_8cc_html_a00fa12a201791dbba7d4b17a75fe7ae2"><div class="ttname"><a href="lpi__glop_8cc.html#a00fa12a201791dbba7d4b17a75fe7ae2">SCIPlpiChgSides</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiChgSides(SCIP_LPI *lpi, int nrows, const int *ind, const SCIP_Real *lhs, const SCIP_Real *rhs)</div><div class="ttdoc">changes left and right hand sides of rows</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00676">lpi_glop.cc:676</a></div></div>
|
|
<div class="ttc" id="astruct_s_c_i_p___l_pi_html_a40614b720f70747b7d93c5235d5781ef"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#a40614b720f70747b7d93c5235d5781ef">SCIP_LPi::tmp_column</a></div><div class="ttdeci">ScatteredColumn * tmp_column</div><div class="ttdoc">temporary vector</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00116">lpi_glop.cc:116</a></div></div>
|
|
<div class="ttc" id="alpi__glop_8cc_html_a698fec903ce3546e8066a3988ee906ee"><div class="ttname"><a href="lpi__glop_8cc.html#a698fec903ce3546e8066a3988ee906ee">SCIPlpiIsPrimalUnbounded</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsPrimalUnbounded(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to be primal unbounded</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01806">lpi_glop.cc:1806</a></div></div>
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|
<div class="ttc" id="aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html_a64b6b04f3a519d2c61d49daaa88bf06e"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a64b6b04f3a519d2c61d49daaa88bf06e">operations_research::glop::StrictITIVector::resize</a></div><div class="ttdeci">void resize(IntType size)</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00269">lp_types.h:269</a></div></div>
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<div class="ttc" id="anamespacegoogle_html_af3c2db675e75f2074724f754d3cf7885"><div class="ttname"><a href="namespacegoogle.html#af3c2db675e75f2074724f754d3cf7885">google::GLOG_INFO</a></div><div class="ttdeci">const int GLOG_INFO</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00025">log_severity.h:25</a></div></div>
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|
<div class="ttc" id="alpi__glop_8cc_html_a8cf134c068da15fe85dfad3d3d0aae2b"><div class="ttname"><a href="lpi__glop_8cc.html#a8cf134c068da15fe85dfad3d3d0aae2b">SCIPlpiHasStateBasis</a></div><div class="ttdeci">SCIP_Bool SCIPlpiHasStateBasis(SCIP_LPI *lpi, SCIP_LPISTATE *lpistate)</div><div class="ttdoc">checks, whether the given LP state contains simplex basis information</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02733">lpi_glop.cc:2733</a></div></div>
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|
<div class="ttc" id="alpi__glop_8cc_html_a2bad82670d46254daf3e923898c404d5"><div class="ttname"><a href="lpi__glop_8cc.html#a2bad82670d46254daf3e923898c404d5">SCIPlpiAddRows</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiAddRows(SCIP_LPI *lpi, int nrows, const SCIP_Real *lhs, const SCIP_Real *rhs, char **rownames, int nnonz, const int *beg, const int *ind, const SCIP_Real *val)</div><div class="ttdoc">adds rows to the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00466">lpi_glop.cc:466</a></div></div>
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|
<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a4dc8ae0f97c4110f3cc770715b2bbd12"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a4dc8ae0f97c4110f3cc770715b2bbd12">operations_research::glop::DenseRow</a></div><div class="ttdeci">StrictITIVector< ColIndex, Fractional > DenseRow</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00299">lp_types.h:299</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a824080a74642700e0919806405d4dd69"><div class="ttname"><a href="lpi__glop_8cc.html#a824080a74642700e0919806405d4dd69">SCIPlpiIsPrimalFeasible</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsPrimalFeasible(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to be primal feasible</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01830">lpi_glop.cc:1830</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a8457b3a26f7595f3390f7b34ab443fd4"><div class="ttname"><a href="lpi__glop_8cc.html#a8457b3a26f7595f3390f7b34ab443fd4">SCIPlpiIsDualFeasible</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsDualFeasible(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to be dual feasible</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01897">lpi_glop.cc:1897</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a6b360b8eb706948179cc3b46fa4df372"><div class="ttname"><a href="lpi__glop_8cc.html#a6b360b8eb706948179cc3b46fa4df372">SCIPlpiWriteState</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiWriteState(SCIP_LPI *lpi, const char *fname)</div><div class="ttdoc">writes LPi state (i.e.</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02759">lpi_glop.cc:2759</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_abdfa4cbbbfc871eb382b8090167f715e"><div class="ttname"><a href="lpi__glop_8cc.html#abdfa4cbbbfc871eb382b8090167f715e">SCIPlpiStrongbranchesInt</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiStrongbranchesInt(SCIP_LPI *lpi, int *cols, int ncols, SCIP_Real *psols, int itlim, SCIP_Real *down, SCIP_Real *up, SCIP_Bool *downvalid, SCIP_Bool *upvalid, int *iter)</div><div class="ttdoc">performs strong branching iterations on given candidates with integral values</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01698">lpi_glop.cc:1698</a></div></div>
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<div class="ttc" id="atime__limit_8h_html"><div class="ttname"><a href="time__limit_8h.html">time_limit.h</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_aa516aed02ad9b303b0d51eb0c7a66f5e"><div class="ttname"><a href="lpi__glop_8cc.html#aa516aed02ad9b303b0d51eb0c7a66f5e">SCIPlpiGetBInvARow</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetBInvARow(SCIP_LPI *lpi, int r, const SCIP_Real *binvrow, SCIP_Real *coef, int *inds, int *ninds)</div><div class="ttdoc">get row of inverse basis matrix times constraint matrix B^-1 * A</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02529">lpi_glop.cc:2529</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a6b24f7dd3dfac27d08f1cfc777e56a8b"><div class="ttname"><a href="lpi__glop_8cc.html#a6b24f7dd3dfac27d08f1cfc777e56a8b">SCIPlpiIgnoreInstability</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiIgnoreInstability(SCIP_LPI *lpi, SCIP_Bool *success)</div><div class="ttdoc">tries to reset the internal status of the LP solver in order to ignore an instability of the last sol...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02014">lpi_glop.cc:2014</a></div></div>
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<div class="ttc" id="afile__util_8h_html"><div class="ttname"><a href="file__util_8h.html">file_util.h</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_a7500c62ad5248b63e830f2f7c7efbc88"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#a7500c62ad5248b63e830f2f7c7efbc88">SCIP_LPi::parameters</a></div><div class="ttdeci">operations_research::glop::GlopParameters * parameters</div><div class="ttdoc">parameters</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00092">lpi_glop.cc:92</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_abb4fffe6db4fc82590ffb3231a4e314c"><div class="ttname"><a href="lpi__glop_8cc.html#abb4fffe6db4fc82590ffb3231a4e314c">SCIPlpiEndStrongbranch</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiEndStrongbranch(SCIP_LPI *lpi)</div><div class="ttdoc">end strong branching</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01479">lpi_glop.cc:1479</a></div></div>
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<div class="ttc" id="anamespacegoogle_html_aec61ff6c741224bbf1d230d40449aa30"><div class="ttname"><a href="namespacegoogle.html#aec61ff6c741224bbf1d230d40449aa30">google::GLOG_ERROR</a></div><div class="ttdeci">const int GLOG_ERROR</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00025">log_severity.h:25</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_af94ca6a608b8e0be96158d78270b2715"><div class="ttname"><a href="lpi__glop_8cc.html#af94ca6a608b8e0be96158d78270b2715">SCIPlpiScaleRow</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiScaleRow(SCIP_LPI *lpi, int row, SCIP_Real scaleval)</div><div class="ttdoc">multiplies a row with a non-zero scalar; for negative scalars, the row's sense is switched accordingl...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00772">lpi_glop.cc:772</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a83b58a451300ba484bb9314b35edc63f"><div class="ttname"><a href="lpi__glop_8cc.html#a83b58a451300ba484bb9314b35edc63f">SCIPlpiReadLP</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiReadLP(SCIP_LPI *lpi, const char *fname)</div><div class="ttdoc">reads LP from a file</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l03153">lpi_glop.cc:3153</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_af66fbb0ddb3bfc7115cb76a5b5ccd4cb"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#af66fbb0ddb3bfc7115cb76a5b5ccd4cb">SCIP_LPi::lp_time_limit_was_reached</a></div><div class="ttdeci">bool lp_time_limit_was_reached</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00097">lpi_glop.cc:97</a></div></div>
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<div class="ttc" id="alp__data_2proto__utils_8h_html"><div class="ttname"><a href="lp__data_2proto__utils_8h.html">proto_utils.h</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a8750840afdd5774223821fd504df04c5"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a8750840afdd5774223821fd504df04c5">operations_research::glop::LinearProgramToMPModelProto</a></div><div class="ttdeci">void LinearProgramToMPModelProto(const LinearProgram &input, MPModelProto *output)</div><div class="ttdef"><b>Definition:</b> <a href="proto__utils_8cc_source.html#l00020">proto_utils.cc:20</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ae522c0e79b2f2c7d185e6b6cafec1a3d"><div class="ttname"><a href="lpi__glop_8cc.html#ae522c0e79b2f2c7d185e6b6cafec1a3d">SCIPlpiCreate</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiCreate(SCIP_LPI **lpi, SCIP_MESSAGEHDLR *messagehdlr, const char *name, SCIP_OBJSEN objsen)</div><div class="ttdoc">creates an LP problem object</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00224">lpi_glop.cc:224</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ab84a1811166e562112166eeddafe5f08"><div class="ttname"><a href="lpi__glop_8cc.html#ab84a1811166e562112166eeddafe5f08">SCIPlpiGetRowNames</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetRowNames(SCIP_LPI *lpi, int firstrow, int lastrow, char **rownames, char *namestorage, int namestoragesize, int *storageleft)</div><div class="ttdoc">gets row names</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01139">lpi_glop.cc:1139</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a5172db5f9ebd4ad8b1da84ce8c00bff7"><div class="ttname"><a href="lpi__glop_8cc.html#a5172db5f9ebd4ad8b1da84ce8c00bff7">SCIPlpiStrongbranchInt</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiStrongbranchInt(SCIP_LPI *lpi, int col, SCIP_Real psol, int itlim, SCIP_Real *down, SCIP_Real *up, SCIP_Bool *downvalid, SCIP_Bool *upvalid, int *iter)</div><div class="ttdoc">performs strong branching iterations on one candidate with integral value</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01671">lpi_glop.cc:1671</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a1773cc8c068cde1f8bb0b8ba99277878"><div class="ttname"><a href="lpi__glop_8cc.html#a1773cc8c068cde1f8bb0b8ba99277878">SCIPlpiIsInfinity</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsInfinity(SCIP_LPI *lpi, SCIP_Real val)</div><div class="ttdoc">checks if given value is treated as infinity in the LP solver</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l03130">lpi_glop.cc:3130</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a598ccc37a344e88c584b37691f162432"><div class="ttname"><a href="lpi__glop_8cc.html#a598ccc37a344e88c584b37691f162432">SCIPlpiScaleCol</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiScaleCol(SCIP_LPI *lpi, int col, SCIP_Real scaleval)</div><div class="ttdoc">multiplies a column with a non-zero scalar; the objective value is multiplied with the scalar,...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00835">lpi_glop.cc:835</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html"><div class="ttname"><a href="base_2logging_8h.html">logging.h</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a34873687379a28ffce05d52c253dbda4"><div class="ttname"><a href="lpi__glop_8cc.html#a34873687379a28ffce05d52c253dbda4">SCIPlpiSetIntegralityInformation</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSetIntegralityInformation(SCIP_LPI *lpi, int ncols, int *intInfo)</div><div class="ttdoc">pass integrality information to LP solver</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00166">lpi_glop.cc:166</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a54c8bcd3dff36df8b39f128bc15f225c"><div class="ttname"><a href="lpi__glop_8cc.html#a54c8bcd3dff36df8b39f128bc15f225c">SCIPlpiHasBarrierSolve</a></div><div class="ttdeci">SCIP_Bool SCIPlpiHasBarrierSolve(void)</div><div class="ttdoc">informs about availability of a barrier solving method</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00208">lpi_glop.cc:208</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_af7385b74de163f5ae25b77e99c7bdc1a"><div class="ttname"><a href="lpi__glop_8cc.html#af7385b74de163f5ae25b77e99c7bdc1a">SCIPlpiDelRowset</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiDelRowset(SCIP_LPI *lpi, int *dstat)</div><div class="ttdoc">deletes rows from SCIP_LP; the new position of a row must not be greater that its old position</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00587">lpi_glop.cc:587</a></div></div>
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<div class="ttc" id="anamespacefile_html_ac369616003cf0a5bed26bd8eb11427d8"><div class="ttname"><a href="namespacefile.html#ac369616003cf0a5bed26bd8eb11427d8">file::ReadFileToProto</a></div><div class="ttdeci">bool ReadFileToProto(const absl::string_view &file_name, google::protobuf::Message *proto)</div><div class="ttdef"><b>Definition:</b> <a href="file_8cc_source.html#l00209">file.cc:209</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a54ee13d012fb992394c0828166c2fea3"><div class="ttname"><a href="lpi__glop_8cc.html#a54ee13d012fb992394c0828166c2fea3">SCIPlpiGetDualfarkas</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetDualfarkas(SCIP_LPI *lpi, SCIP_Real *dualfarkas)</div><div class="ttdoc">gets dual Farkas proof for infeasibility</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02112">lpi_glop.cc:2112</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_a2fcb6adf39ea25e2e2fde965b99809bd"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#a2fcb6adf39ea25e2e2fde965b99809bd">SCIP_LPi::timing</a></div><div class="ttdeci">int timing</div><div class="ttdoc">type of timer (1 - cpu, 2 - wallclock, 0 - off)</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00106">lpi_glop.cc:106</a></div></div>
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<div class="ttc" id="ademon__profiler_8cc_html_a21edc7ca4cc5802c8779d68556bc09cf"><div class="ttname"><a href="demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf">value</a></div><div class="ttdeci">int64 value</div><div class="ttdef"><b>Definition:</b> <a href="demon__profiler_8cc_source.html#l00043">demon_profiler.cc:43</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_aec7177dd4fab33ada14a7689223fe89f"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#aec7177dd4fab33ada14a7689223fe89f">operations_research::glop::DenseBooleanColumn</a></div><div class="ttdeci">StrictITIVector< RowIndex, bool > DenseBooleanColumn</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00331">lp_types.h:331</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a2d3ab14c33312daf6f0c51e7eba4ae95"><div class="ttname"><a href="lpi__glop_8cc.html#a2d3ab14c33312daf6f0c51e7eba4ae95">SCIPlpiGetPrimalRay</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetPrimalRay(SCIP_LPI *lpi, SCIP_Real *ray)</div><div class="ttdoc">gets primal ray for unbounded LPs</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02092">lpi_glop.cc:2092</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ac93976edb5a40906de3c2163b2fafec0"><div class="ttname"><a href="lpi__glop_8cc.html#ac93976edb5a40906de3c2163b2fafec0">SCIPlpiDelColset</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiDelColset(SCIP_LPI *lpi, int *dstat)</div><div class="ttdoc">deletes columns from SCIP_LP; the new position of a column must not be greater that its old position</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00431">lpi_glop.cc:431</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html_a967a5c081ad4195a30c78dc2c0bcabf5"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5">operations_research::glop::StrictITIVector::size</a></div><div class="ttdeci">IntType size() const</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00276">lp_types.h:276</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ac5a2315c14e99b919626de4170687227"><div class="ttname"><a href="lpi__glop_8cc.html#ac5a2315c14e99b919626de4170687227">SCIPlpiGetSol</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetSol(SCIP_LPI *lpi, SCIP_Real *objval, SCIP_Real *primsol, SCIP_Real *dualsol, SCIP_Real *activity, SCIP_Real *redcost)</div><div class="ttdoc">gets primal and dual solution vectors for feasible LPs</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02048">lpi_glop.cc:2048</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_sparse_matrix_html_a566008ab9fd3e3dbec96263bc3c45061"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_sparse_matrix.html#a566008ab9fd3e3dbec96263bc3c45061">operations_research::glop::SparseMatrix::LookUpValue</a></div><div class="ttdeci">Fractional LookUpValue(RowIndex row, ColIndex col) const</div><div class="ttdef"><b>Definition:</b> <a href="sparse_8cc_source.html#l00323">sparse.cc:323</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ae37bfbea024ddb8232827aeedc84afe0"><div class="ttname"><a href="lpi__glop_8cc.html#ae37bfbea024ddb8232827aeedc84afe0">SCIPlpiGetIterations</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetIterations(SCIP_LPI *lpi, int *iterations)</div><div class="ttdoc">gets the number of LP iterations of the last solve call</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02132">lpi_glop.cc:2132</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_aa8db8823e52783fd63c7eabb8b172dc3a9847e615dfc35e71609845ec7785e332"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#aa8db8823e52783fd63c7eabb8b172dc3a9847e615dfc35e71609845ec7785e332">operations_research::glop::GlopParameters_PricingRule_DEVEX</a></div><div class="ttdeci">@ GlopParameters_PricingRule_DEVEX</div><div class="ttdef"><b>Definition:</b> <a href="parameters_8pb_8h_source.html#l00122">parameters.pb.h:121</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_ad59b85e44037bd502a5d8bd3fe16c0f9"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#ad59b85e44037bd502a5d8bd3fe16c0f9">operations_research::glop::ConstraintStatus</a></div><div class="ttdeci">ConstraintStatus</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00227">lp_types.h:227</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a9b718ef73cb5d6544472fb05f2193d37"><div class="ttname"><a href="lpi__glop_8cc.html#a9b718ef73cb5d6544472fb05f2193d37">SCIPlpiGetCols</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetCols(SCIP_LPI *lpi, int firstcol, int lastcol, SCIP_Real *lb, SCIP_Real *ub, int *nnonz, int *beg, int *ind, SCIP_Real *val)</div><div class="ttdoc">gets columns from LP problem object; the arrays have to be large enough to store all values Either bo...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00984">lpi_glop.cc:984</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_aab7b24ea74f88abd5965ed593be07d38"><div class="ttname"><a href="lpi__glop_8cc.html#aab7b24ea74f88abd5965ed593be07d38">SolveInternal</a></div><div class="ttdeci">static SCIP_RETCODE SolveInternal(SCIP_LPI *lpi, bool recursive, std::unique_ptr< TimeLimit > &time_limit)</div><div class="ttdoc">common function between the two LPI Solve() functions</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01354">lpi_glop.cc:1354</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_linear_program_html_ac62972ff1b21a037e56530cde67309abab1fa9dd3af034b3ef4291579aa673c07"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309abab1fa9dd3af034b3ef4291579aa673c07">operations_research::glop::LinearProgram::VariableType::CONTINUOUS</a></div><div class="ttdeci">@ CONTINUOUS</div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a91cb0382fe11412dfa127df4cc9f8e9a"><div class="ttname"><a href="lpi__glop_8cc.html#a91cb0382fe11412dfa127df4cc9f8e9a">SCIPlpiHasPrimalRay</a></div><div class="ttdeci">SCIP_Bool SCIPlpiHasPrimalRay(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to have a primal unbounded ray (but not necessary a primal feasible poi...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01795">lpi_glop.cc:1795</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a1d56087500813e24687787cb90da5d93"><div class="ttname"><a href="lpi__glop_8cc.html#a1d56087500813e24687787cb90da5d93">SCIPlpiClearState</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiClearState(SCIP_LPI *lpi)</div><div class="ttdoc">clears current LPi state (like basis information) of the solver</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02703">lpi_glop.cc:2703</a></div></div>
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<div class="ttc" id="aversion_8h_html"><div class="ttname"><a href="version_8h.html">version.h</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_sparse_column_html"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_sparse_column.html">operations_research::glop::SparseColumn</a></div><div class="ttdef"><b>Definition:</b> <a href="sparse__column_8h_source.html#l00044">sparse_column.h:44</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ac8b0874105d4a69fd4e35455d488edb3"><div class="ttname"><a href="lpi__glop_8cc.html#ac8b0874105d4a69fd4e35455d488edb3">SCIPlpiGetSolverPointer</a></div><div class="ttdeci">void * SCIPlpiGetSolverPointer(SCIP_LPI *lpi)</div><div class="ttdoc">gets pointer for LP solver - use only with great care</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00154">lpi_glop.cc:154</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a4066bdd6e74f798c189fa8e830fcd37b"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a4066bdd6e74f798c189fa8e830fcd37b">operations_research::glop::MPModelProtoToLinearProgram</a></div><div class="ttdeci">void MPModelProtoToLinearProgram(const MPModelProto &input, LinearProgram *output)</div><div class="ttdef"><b>Definition:</b> <a href="proto__utils_8cc_source.html#l00051">proto_utils.cc:51</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_limit_html"><div class="ttname"><a href="classoperations__research_1_1_time_limit.html">operations_research::TimeLimit</a></div><div class="ttdoc">A simple class to enforce both an elapsed time limit and a deterministic time limit in the same threa...</div><div class="ttdef"><b>Definition:</b> <a href="time__limit_8h_source.html#l00105">time_limit.h:105</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a5fbb9e1f86a8425b85760f01692f85aa"><div class="ttname"><a href="lpi__glop_8cc.html#a5fbb9e1f86a8425b85760f01692f85aa">SCIPlpiGetInternalStatus</a></div><div class="ttdeci">int SCIPlpiGetInternalStatus(SCIP_LPI *lpi)</div><div class="ttdoc">returns the internal solution status of the solver</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02003">lpi_glop.cc:2003</a></div></div>
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<div class="ttc" id="apack_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0"><div class="ttname"><a href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a></div><div class="ttdeci">int index</div><div class="ttdef"><b>Definition:</b> <a href="pack_8cc_source.html#l00508">pack.cc:508</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_af651ff93b2be704cacb27c13b24ab311"><div class="ttname"><a href="lpi__glop_8cc.html#af651ff93b2be704cacb27c13b24ab311">SCIPlpiDelCols</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiDelCols(SCIP_LPI *lpi, int firstcol, int lastcol)</div><div class="ttdoc">deletes all columns in the given range from LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00407">lpi_glop.cc:407</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a95a88cc92b9c3061762849aeb2edc9ff"><div class="ttname"><a href="lpi__glop_8cc.html#a95a88cc92b9c3061762849aeb2edc9ff">SCIPlpiDelRows</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiDelRows(SCIP_LPI *lpi, int firstrow, int lastrow)</div><div class="ttdoc">deletes all rows in the given range from LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00565">lpi_glop.cc:565</a></div></div>
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<div class="ttc" id="arevised__simplex_8h_html"><div class="ttname"><a href="revised__simplex_8h.html">revised_simplex.h</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a733947145e3e1631165b618b05c9ccb7"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7">operations_research::glop::Fractional</a></div><div class="ttdeci">double Fractional</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00077">lp_types.h:77</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ae40a43f062d28623d57653ddb4719fca"><div class="ttname"><a href="lpi__glop_8cc.html#ae40a43f062d28623d57653ddb4719fca">SCIPlpiGetBasisInd</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetBasisInd(SCIP_LPI *lpi, int *bind)</div><div class="ttdoc">returns the indices of the basic columns and rows; basic column n gives value n, basic row m gives va...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02358">lpi_glop.cc:2358</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1_m_p_model_proto_html"><div class="ttname"><a href="namespaceoperations__research_1_1_m_p_model_proto.html">operations_research::MPModelProto</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a534fd30b49c755aea9b96a0365ee41b0"><div class="ttname"><a href="lpi__glop_8cc.html#a534fd30b49c755aea9b96a0365ee41b0">SCIPlpiGetBounds</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetBounds(SCIP_LPI *lpi, int firstcol, int lastcol, SCIP_Real *lbs, SCIP_Real *ubs)</div><div class="ttdoc">gets current bounds from LP problem object</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01188">lpi_glop.cc:1188</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_acfee2d2ea719f54192a11c1e80f5e61e"><div class="ttname"><a href="lpi__glop_8cc.html#acfee2d2ea719f54192a11c1e80f5e61e">SCIPlpiFreeState</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiFreeState(SCIP_LPI *lpi, BMS_BLKMEM *blkmem, SCIP_LPISTATE **lpistate)</div><div class="ttdoc">frees LPi state information</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02716">lpi_glop.cc:2716</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a9179a21d12357e2ba3bad2a486642d3f"><div class="ttname"><a href="lpi__glop_8cc.html#a9179a21d12357e2ba3bad2a486642d3f">IsDualBoundValid</a></div><div class="ttdeci">static bool IsDualBoundValid(ProblemStatus status)</div><div class="ttdoc">determine whether the dual bound is valid</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01493">lpi_glop.cc:1493</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a7aa759face9cb33420e56984df7b6557"><div class="ttname"><a href="lpi__glop_8cc.html#a7aa759face9cb33420e56984df7b6557">SCIPlpiStrongbranchesFrac</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiStrongbranchesFrac(SCIP_LPI *lpi, int *cols, int ncols, SCIP_Real *psols, int itlim, SCIP_Real *down, SCIP_Real *up, SCIP_Bool *downvalid, SCIP_Bool *upvalid, int *iter)</div><div class="ttdoc">performs strong branching iterations on given fractional candidates</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01641">lpi_glop.cc:1641</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a8fbc9efd86a3cc862a9079d86ab8b524"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a8fbc9efd86a3cc862a9079d86ab8b524">operations_research::glop::RowToColIndex</a></div><div class="ttdeci">ColIndex RowToColIndex(RowIndex row)</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00048">lp_types.h:48</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a3d9874910f9632900fe8677463b1c0be"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a3d9874910f9632900fe8677463b1c0be">operations_research::glop::ScalarProduct</a></div><div class="ttdeci">Fractional ScalarProduct(const DenseRowOrColumn1 &u, const DenseRowOrColumn2 &v)</div><div class="ttdef"><b>Definition:</b> <a href="lp__data_2lp__utils_8h_source.html#l00047">lp_data/lp_utils.h:47</a></div></div>
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<div class="ttc" id="astats_8h_html"><div class="ttname"><a href="stats_8h.html">stats.h</a></div></div>
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<div class="ttc" id="anamespacegoogle_html_ae10ec63d828053e42aa69b1d531602d7"><div class="ttname"><a href="namespacegoogle.html#ae10ec63d828053e42aa69b1d531602d7">google::SetVLOGLevel</a></div><div class="ttdeci">int SetVLOGLevel(const char *module_pattern, int log_level)</div><div class="ttdef"><b>Definition:</b> <a href="vlog__is__on_8cc_source.html#l00151">vlog_is_on.cc:151</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_af04aa49d1337f5007cc0d78625d2dd4d"><div class="ttname"><a href="lpi__glop_8cc.html#af04aa49d1337f5007cc0d78625d2dd4d">SCIPlpiIsStable</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsStable(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff current LP solution is stable</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01927">lpi_glop.cc:1927</a></div></div>
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<div class="ttc" id="alp__data__utils_8h_html"><div class="ttname"><a href="lp__data__utils_8h.html">lp_data_utils.h</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_aece23f6caabef4815201912a7cbf18eb"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#aece23f6caabef4815201912a7cbf18eb">SCIP_LPi::lp_modified_since_last_solve</a></div><div class="ttdeci">bool lp_modified_since_last_solve</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00096">lpi_glop.cc:96</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a7397613f634d64f27637ae079050dd35"><div class="ttname"><a href="lpi__glop_8cc.html#a7397613f634d64f27637ae079050dd35">ConvertGlopVariableStatus</a></div><div class="ttdeci">static SCIP_BASESTAT ConvertGlopVariableStatus(VariableStatus status, Fractional rc)</div><div class="ttdoc">convert Glop variable basis status to SCIP status</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02195">lpi_glop.cc:2195</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a0134a87a7d45f64aa0a20b717da93037"><div class="ttname"><a href="lpi__glop_8cc.html#a0134a87a7d45f64aa0a20b717da93037">SCIPlpiSetState</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSetState(SCIP_LPI *lpi, BMS_BLKMEM *blkmem, const SCIP_LPISTATE *lpistate)</div><div class="ttdoc">loads LPi state (like basis information) into solver; note that the LP might have been extended with ...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02687">lpi_glop.cc:2687</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a5548fcdd7c4e4a3f6d542cd51da27c82"><div class="ttname"><a href="lpi__glop_8cc.html#a5548fcdd7c4e4a3f6d542cd51da27c82">SCIPlpiGetObjval</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetObjval(SCIP_LPI *lpi, SCIP_Real *objval)</div><div class="ttdoc">gets objective value of solution</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02029">lpi_glop.cc:2029</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1glop_1_1_basis_state_html"><div class="ttname"><a href="structoperations__research_1_1glop_1_1_basis_state.html">operations_research::glop::BasisState</a></div><div class="ttdef"><b>Definition:</b> <a href="revised__simplex_8h_source.html#l00132">revised_simplex.h:132</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_ac3cf9db02b23ea1455b5ae6955d03e47"><div class="ttname"><a href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a></div><div class="ttdeci">SharedTimeLimit * time_limit</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02101">cp_model_solver.cc:2101</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a29c773d7e7763517c0952b9eee9ed7ec"><div class="ttname"><a href="lpi__glop_8cc.html#a29c773d7e7763517c0952b9eee9ed7ec">SCIPlpiReadState</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiReadState(SCIP_LPI *lpi, const char *fname)</div><div class="ttdoc">reads LP state (like basis information from a file</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02745">lpi_glop.cc:2745</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_sparse_matrix_html"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_sparse_matrix.html">operations_research::glop::SparseMatrix</a></div><div class="ttdef"><b>Definition:</b> <a href="sparse_8h_source.html#l00061">sparse.h:61</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_revised_simplex_html"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_revised_simplex.html">operations_research::glop::RevisedSimplex</a></div><div class="ttdef"><b>Definition:</b> <a href="revised__simplex_8h_source.html#l00147">revised_simplex.h:147</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a31e50d8d59277a09cd161b8868edb536"><div class="ttname"><a href="lpi__glop_8cc.html#a31e50d8d59277a09cd161b8868edb536">ConvertGlopConstraintStatus</a></div><div class="ttdeci">static SCIP_BASESTAT ConvertGlopConstraintStatus(ConstraintStatus status, Fractional dual)</div><div class="ttdoc">convert Glop constraint basis status to SCIP status</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02220">lpi_glop.cc:2220</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a9315c551e92d2caa54d42750f1f048cb"><div class="ttname"><a href="lpi__glop_8cc.html#a9315c551e92d2caa54d42750f1f048cb">SCIPlpiGetBInvRow</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetBInvRow(SCIP_LPI *lpi, int r, SCIP_Real *coef, int *inds, int *ninds)</div><div class="ttdoc">get row of inverse basis matrix B^-1</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02394">lpi_glop.cc:2394</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_af0f0eab6882439ab9e263d6754c102f3"><div class="ttname"><a href="lpi__glop_8cc.html#af0f0eab6882439ab9e263d6754c102f3">SCIPlpiGetNCols</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetNCols(SCIP_LPI *lpi, int *ncols)</div><div class="ttdoc">gets the number of columns in the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00930">lpi_glop.cc:930</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a61efb09a57b1279d91619c36cad3d597"><div class="ttname"><a href="lpi__glop_8cc.html#a61efb09a57b1279d91619c36cad3d597">SCIPlpiGetSolFeasibility</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetSolFeasibility(SCIP_LPI *lpi, SCIP_Bool *primalfeasible, SCIP_Bool *dualfeasible)</div><div class="ttdoc">gets information about primal and dual feasibility of the current LP solution</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01759">lpi_glop.cc:1759</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ad2c1ad0f846c5827b5a2050ab13eba0f"><div class="ttname"><a href="lpi__glop_8cc.html#ad2c1ad0f846c5827b5a2050ab13eba0f">SCIPlpiIsPrimalInfeasible</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsPrimalInfeasible(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to be primal infeasible</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01817">lpi_glop.cc:1817</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_lp_scaling_helper_html"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_lp_scaling_helper.html">operations_research::glop::LpScalingHelper</a></div><div class="ttdef"><b>Definition:</b> <a href="lp__data__utils_8h_source.html#l00051">lp_data_utils.h:51</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_aed7c57c93675aae2562abab53b487ce7"><div class="ttname"><a href="lpi__glop_8cc.html#aed7c57c93675aae2562abab53b487ce7">SCIPlpiGetSolverName</a></div><div class="ttdeci">const char * SCIPlpiGetSolverName(void)</div><div class="ttdoc">gets name and version of LP solver</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00137">lpi_glop.cc:137</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a2b83a25cb4fd203c57a7155699fab246"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a2b83a25cb4fd203c57a7155699fab246">operations_research::glop::ColIndexVector</a></div><div class="ttdeci">std::vector< ColIndex > ColIndexVector</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00308">lp_types.h:308</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_ac053cc327ce11b0008e2030fcdc467f9"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#ac053cc327ce11b0008e2030fcdc467f9">operations_research::glop::DenseBooleanRow</a></div><div class="ttdeci">StrictITIVector< ColIndex, bool > DenseBooleanRow</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00302">lp_types.h:302</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a6d0540e510c4225b196d87b16f2721a8"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a6d0540e510c4225b196d87b16f2721a8">operations_research::glop::VariableStatusRow</a></div><div class="ttdeci">StrictITIVector< ColIndex, VariableStatus > VariableStatusRow</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00320">lp_types.h:320</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a07259db5fb0599d063fa4973dc3d5d8e"><div class="ttname"><a href="lpi__glop_8cc.html#a07259db5fb0599d063fa4973dc3d5d8e">SCIPlpiGetRealpar</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetRealpar(SCIP_LPI *lpi, SCIP_LPPARAM type, SCIP_Real *dval)</div><div class="ttdoc">gets floating point parameter of LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l03005">lpi_glop.cc:3005</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1glop_1_1_scattered_row_html"><div class="ttname"><a href="structoperations__research_1_1glop_1_1_scattered_row.html">operations_research::glop::ScatteredRow</a></div><div class="ttdef"><b>Definition:</b> <a href="scattered__vector_8h_source.html#l00192">scattered_vector.h:192</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_aa8db8823e52783fd63c7eabb8b172dc3a3625a45102bddd6b51bbae93c5534b09"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#aa8db8823e52783fd63c7eabb8b172dc3a3625a45102bddd6b51bbae93c5534b09">operations_research::glop::GlopParameters_PricingRule_DANTZIG</a></div><div class="ttdeci">@ GlopParameters_PricingRule_DANTZIG</div><div class="ttdef"><b>Definition:</b> <a href="parameters_8pb_8h_source.html#l00119">parameters.pb.h:119</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a6dfadd74b4f72eea58d0946ec9ea6f60"><div class="ttname"><a href="lpi__glop_8cc.html#a6dfadd74b4f72eea58d0946ec9ea6f60">SCIPlpiFree</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiFree(SCIP_LPI **lpi)</div><div class="ttdoc">deletes an LP problem object</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00266">lpi_glop.cc:266</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html_ab72511b9655aad184db75b23d8d90cf4"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#ab72511b9655aad184db75b23d8d90cf4">operations_research::glop::StrictITIVector::reserve</a></div><div class="ttdeci">void reserve(IntType size)</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00272">lp_types.h:272</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a18664e9f784a12522aa9ec6e775e5a15"><div class="ttname"><a href="lpi__glop_8cc.html#a18664e9f784a12522aa9ec6e775e5a15">SCIPlpiClear</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiClear(SCIP_LPI *lpi)</div><div class="ttdoc">clears the whole LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00621">lpi_glop.cc:621</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ac6738fca43ff0cbb9027560f18bd764c"><div class="ttname"><a href="lpi__glop_8cc.html#ac6738fca43ff0cbb9027560f18bd764c">SCIPlpiHasDualRay</a></div><div class="ttdeci">SCIP_Bool SCIPlpiHasDualRay(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to have a dual unbounded ray (but not necessary a dual feasible point),...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01860">lpi_glop.cc:1860</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_a2113ddd1ada3448f606b7d38ed7d179d"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#a2113ddd1ada3448f606b7d38ed7d179d">SCIP_LPi::from_scratch</a></div><div class="ttdeci">bool from_scratch</div><div class="ttdoc">store whether basis is ignored for next solving call</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00102">lpi_glop.cc:102</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">operations_research::sat::OPTIMAL</a></div><div class="ttdeci">@ OPTIMAL</div><div class="ttdef"><b>Definition:</b> <a href="cp__model_8pb_8h_source.html#l00227">cp_model.pb.h:227</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a4f80957fd51d68f64a5ad95be6059d7f"><div class="ttname"><a href="lpi__glop_8cc.html#a4f80957fd51d68f64a5ad95be6059d7f">SCIPlpiHasPrimalSolve</a></div><div class="ttdeci">SCIP_Bool SCIPlpiHasPrimalSolve(void)</div><div class="ttdoc">informs about availability of a primal simplex solving method</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00192">lpi_glop.cc:192</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a7ae0750d24c1e5ad1c719ca4a601b511"><div class="ttname"><a href="lpi__glop_8cc.html#a7ae0750d24c1e5ad1c719ca4a601b511">SCIPlpiGetCoef</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetCoef(SCIP_LPI *lpi, int row, int col, SCIP_Real *val)</div><div class="ttdoc">gets a single coefficient</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01248">lpi_glop.cc:1248</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a2562db03b64bf6ef2789e4edf3cc31a3"><div class="ttname"><a href="lpi__glop_8cc.html#a2562db03b64bf6ef2789e4edf3cc31a3">SCIPlpiExistsPrimalRay</a></div><div class="ttdeci">SCIP_Bool SCIPlpiExistsPrimalRay(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to have a primal unbounded ray (but not necessary a primal feasible poi...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01782">lpi_glop.cc:1782</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_aa8db8823e52783fd63c7eabb8b172dc3a9b5f03747505a278fb03739945986387"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#aa8db8823e52783fd63c7eabb8b172dc3a9b5f03747505a278fb03739945986387">operations_research::glop::GlopParameters_PricingRule_STEEPEST_EDGE</a></div><div class="ttdeci">@ GlopParameters_PricingRule_STEEPEST_EDGE</div><div class="ttdef"><b>Definition:</b> <a href="parameters_8pb_8h_source.html#l00120">parameters.pb.h:120</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a7d1002cefcaa3f4a63562f7007fce0d9"><div class="ttname"><a href="lpi__glop_8cc.html#a7d1002cefcaa3f4a63562f7007fce0d9">ConvertSCIPConstraintStatusToSlackStatus</a></div><div class="ttdeci">static VariableStatus ConvertSCIPConstraintStatusToSlackStatus(int status)</div><div class="ttdoc">Convert a SCIP constraint status to its corresponding Glop slack VariableStatus.</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02270">lpi_glop.cc:2270</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a509c4e359e6f7041eddfac3f1c46a92f"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a509c4e359e6f7041eddfac3f1c46a92f">operations_research::glop::GetProblemStatusString</a></div><div class="ttdeci">std::string GetProblemStatusString(ProblemStatus problem_status)</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8cc_source.html#l00019">lp_types.cc:19</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a1277bd0fad60b6931ccf102bae377d5e"><div class="ttname"><a href="lpi__glop_8cc.html#a1277bd0fad60b6931ccf102bae377d5e">glopname</a></div><div class="ttdeci">static char glopname[128]</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00134">lpi_glop.cc:134</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_adad2ba6cf75e8746a345e5762b24dce8"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#adad2ba6cf75e8746a345e5762b24dce8">SCIP_LPi::conditionlimit</a></div><div class="ttdeci">SCIP_Real conditionlimit</div><div class="ttdoc">maximum condition number of LP basis counted as stable (-1.0: no limit)</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00104">lpi_glop.cc:104</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ae14719760c2914e9c83a62ce8096549f"><div class="ttname"><a href="lpi__glop_8cc.html#ae14719760c2914e9c83a62ce8096549f">checkUnscaledPrimalFeasibility</a></div><div class="ttdeci">static bool checkUnscaledPrimalFeasibility(SCIP_LPI *lpi)</div><div class="ttdoc">check primal feasibility</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01300">lpi_glop.cc:1300</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_aaed3d89975ea9d3a6a79f03c1361d9b5"><div class="ttname"><a href="lpi__glop_8cc.html#aaed3d89975ea9d3a6a79f03c1361d9b5">SCIPlpiSolveBarrier</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSolveBarrier(SCIP_LPI *lpi, SCIP_Bool crossover)</div><div class="ttdoc">calls barrier or interior point algorithm to solve the LP with crossover to simplex basis</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01448">lpi_glop.cc:1448</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_abb40a1b5aba5693792cff336f01f45e2"><div class="ttname"><a href="lpi__glop_8cc.html#abb40a1b5aba5693792cff336f01f45e2">SCIPlpiHasDualSolve</a></div><div class="ttdeci">SCIP_Bool SCIPlpiHasDualSolve(void)</div><div class="ttdoc">informs about availability of a dual simplex solving method</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00200">lpi_glop.cc:200</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_afe1bc961d0f91cad7222870724175e21"><div class="ttname"><a href="lpi__glop_8cc.html#afe1bc961d0f91cad7222870724175e21">SCIPlpiGetState</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetState(SCIP_LPI *lpi, BMS_BLKMEM *blkmem, SCIP_LPISTATE **lpistate)</div><div class="ttdoc">stores LPi state (like basis information) into lpistate object</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02669">lpi_glop.cc:2669</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a311a14142841041e24d522b281124f57"><div class="ttname"><a href="lpi__glop_8cc.html#a311a14142841041e24d522b281124f57">SCIPlpiWriteLP</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiWriteLP(SCIP_LPI *lpi, const char *fname)</div><div class="ttdoc">writes LP to a file</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l03176">lpi_glop.cc:3176</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_sparse_matrix_html_adc6b282d2cc7afc75b60ee44a6bfb2ac"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_sparse_matrix.html#adc6b282d2cc7afc75b60ee44a6bfb2ac">operations_research::glop::SparseMatrix::column</a></div><div class="ttdeci">const SparseColumn & column(ColIndex col) const</div><div class="ttdef"><b>Definition:</b> <a href="sparse_8h_source.html#l00180">sparse.h:180</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ae23bc1c98c8547a0ba03682d100365dd"><div class="ttname"><a href="lpi__glop_8cc.html#ae23bc1c98c8547a0ba03682d100365dd">SCIPlpiLoadColLP</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiLoadColLP(SCIP_LPI *lpi, SCIP_OBJSEN objsen, int ncols, const SCIP_Real *obj, const SCIP_Real *lb, const SCIP_Real *ub, char **colnames, int nrows, const SCIP_Real *lhs, const SCIP_Real *rhs, char **rownames, int nnonz, const int *beg, const int *ind, const SCIP_Real *val)</div><div class="ttdoc">copies LP data with column matrix into LP solver</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00299">lpi_glop.cc:299</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_accf7c7a0ba8f375dbfa9bce872586951"><div class="ttname"><a href="lpi__glop_8cc.html#accf7c7a0ba8f375dbfa9bce872586951">SCIPlpiGetObj</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetObj(SCIP_LPI *lpi, int firstcol, int lastcol, SCIP_Real *vals)</div><div class="ttdoc">gets objective coefficients from LP problem object</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01163">lpi_glop.cc:1163</a></div></div>
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<div class="ttc" id="anamespacefile_html_a5a8746aab2d48a36da6cebae1244368f"><div class="ttname"><a href="namespacefile.html#a5a8746aab2d48a36da6cebae1244368f">file::WriteProtoToFile</a></div><div class="ttdeci">bool WriteProtoToFile(const google::protobuf::Message &proto, const absl::string_view &file_name)</div><div class="ttdef"><b>Definition:</b> <a href="file_8cc_source.html#l00255">file.cc:255</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a4ca041e0442294fdb8538de5b0c9511e"><div class="ttname"><a href="lpi__glop_8cc.html#a4ca041e0442294fdb8538de5b0c9511e">SCIPlpiSetNorms</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSetNorms(SCIP_LPI *lpi, BMS_BLKMEM *blkmem, const SCIP_LPINORMS *lpinorms)</div><div class="ttdoc">loads LPi pricing norms into solver; note that the LP might have been extended with additional column...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02809">lpi_glop.cc:2809</a></div></div>
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<div class="ttc" id="avlog__is__on_8h_html"><div class="ttname"><a href="vlog__is__on_8h.html">vlog_is_on.h</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_aa22f47d4ea7ed9248f2bc9a17e71bee0"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#aa22f47d4ea7ed9248f2bc9a17e71bee0">operations_research::glop::ScatteredColumnIterator</a></div><div class="ttdeci">VectorIterator< ScatteredColumnEntry > ScatteredColumnIterator</div><div class="ttdef"><b>Definition:</b> <a href="scattered__vector_8h_source.html#l00187">scattered_vector.h:187</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a640477b756ddb94827c1a4e5e3721d38"><div class="ttname"><a href="lpi__glop_8cc.html#a640477b756ddb94827c1a4e5e3721d38">SCIPlpiFreeNorms</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiFreeNorms(SCIP_LPI *lpi, BMS_BLKMEM *blkmem, SCIP_LPINORMS **lpinorms)</div><div class="ttdoc">frees pricing norms information</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02824">lpi_glop.cc:2824</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_linear_program_html_ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c">operations_research::glop::LinearProgram::VariableType::INTEGER</a></div><div class="ttdeci">@ INTEGER</div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html">SCIP_LPi</a></div><div class="ttdoc">LP interface.</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00087">lpi_glop.cc:88</a></div></div>
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<div class="ttc" id="alp__print__utils_8h_html"><div class="ttname"><a href="lp__print__utils_8h.html">lp_print_utils.h</a></div></div>
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<div class="ttc" id="aexpr__array_8cc_html_a9976b6c2a10f63541b5ebefe9455c137"><div class="ttname"><a href="expr__array_8cc.html#a9976b6c2a10f63541b5ebefe9455c137">coef</a></div><div class="ttdeci">int64 coef</div><div class="ttdef"><b>Definition:</b> <a href="expr__array_8cc_source.html#l01859">expr_array.cc:1859</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a69472179ed0e902cb865b8bd3941c461"><div class="ttname"><a href="lpi__glop_8cc.html#a69472179ed0e902cb865b8bd3941c461">SCIPlpiChgBounds</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiChgBounds(SCIP_LPI *lpi, int ncols, const int *ind, const SCIP_Real *lb, const SCIP_Real *ub)</div><div class="ttdoc">changes lower and upper bounds of columns</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00637">lpi_glop.cc:637</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a83ddb586c09a37eea2e411f1271a32f6"><div class="ttname"><a href="lpi__glop_8cc.html#a83ddb586c09a37eea2e411f1271a32f6">SCIPlpiGetRealSolQuality</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetRealSolQuality(SCIP_LPI *lpi, SCIP_LPSOLQUALITY qualityindicator, SCIP_Real *quality)</div><div class="ttdoc">gets information about the quality of an LP solution</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02151">lpi_glop.cc:2151</a></div></div>
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<div class="ttc" id="amarkowitz_8cc_html_aa9d6c98fdf8d89b0e2321fda02adc82c"><div class="ttname"><a href="markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c">col</a></div><div class="ttdeci">ColIndex col</div><div class="ttdef"><b>Definition:</b> <a href="markowitz_8cc_source.html#l00176">markowitz.cc:176</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_a56b895a3263de2f3603205828b3f0422"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#a56b895a3263de2f3603205828b3f0422">SCIP_LPi::scaled_lp</a></div><div class="ttdeci">operations_research::glop::LinearProgram * scaled_lp</div><div class="ttdoc">scaled linear program</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00090">lpi_glop.cc:90</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_ab0c3745c1147f5e2a210b10acdaecf14"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#ab0c3745c1147f5e2a210b10acdaecf14">operations_research::glop::ScatteredRowIterator</a></div><div class="ttdeci">VectorIterator< ScatteredRowEntry > ScatteredRowIterator</div><div class="ttdef"><b>Definition:</b> <a href="scattered__vector_8h_source.html#l00188">scattered_vector.h:188</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_aa01800088106fccc11758d86646a1933"><div class="ttname"><a href="lpi__glop_8cc.html#aa01800088106fccc11758d86646a1933">SCIPlpiGetColNames</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetColNames(SCIP_LPI *lpi, int firstcol, int lastcol, char **colnames, char *namestorage, int namestoragesize, int *storageleft)</div><div class="ttdoc">gets column names</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01115">lpi_glop.cc:1115</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_ae8a885303349cb7807c7c87b405bc0c9"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9">operations_research::glop::ProblemStatus</a></div><div class="ttdeci">ProblemStatus</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00101">lp_types.h:101</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_adff9cd01f05724d2e00808ebd09c8e93"><div class="ttname"><a href="lpi__glop_8cc.html#adff9cd01f05724d2e00808ebd09c8e93">SCIPlpiSolvePrimal</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSolvePrimal(SCIP_LPI *lpi)</div><div class="ttdoc">calls primal simplex to solve the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01412">lpi_glop.cc:1412</a></div></div>
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<div class="ttc" id="amarkowitz_8cc_html_aea35f36ba98d5bbd8d033382f50c9e52"><div class="ttname"><a href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a></div><div class="ttdeci">RowIndex row</div><div class="ttdef"><b>Definition:</b> <a href="markowitz_8cc_source.html#l00175">markowitz.cc:175</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_linear_program_html"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_linear_program.html">operations_research::glop::LinearProgram</a></div><div class="ttdef"><b>Definition:</b> <a href="lp__data_8h_source.html#l00054">lp_data.h:54</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ae2cd5f0afa5f5940c9d7bab6f04b184e"><div class="ttname"><a href="lpi__glop_8cc.html#ae2cd5f0afa5f5940c9d7bab6f04b184e">SCIPlpiIsDualUnbounded</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsDualUnbounded(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to be dual unbounded</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01873">lpi_glop.cc:1873</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a348c42072a5aad88210e9d688b4d6a1c"><div class="ttname"><a href="lpi__glop_8cc.html#a348c42072a5aad88210e9d688b4d6a1c">SCIPlpiIsDualInfeasible</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsDualInfeasible(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to be dual infeasible</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01885">lpi_glop.cc:1885</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1glop_1_1_scattered_column_html"><div class="ttname"><a href="structoperations__research_1_1glop_1_1_scattered_column.html">operations_research::glop::ScatteredColumn</a></div><div class="ttdef"><b>Definition:</b> <a href="scattered__vector_8h_source.html#l00190">scattered_vector.h:191</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_ae5fa9e57c2d31b294195ed8a9e17bfac"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#ae5fa9e57c2d31b294195ed8a9e17bfac">operations_research::glop::DenseColumn</a></div><div class="ttdeci">StrictITIVector< RowIndex, Fractional > DenseColumn</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00328">lp_types.h:328</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_state_html"><div class="ttname"><a href="struct_s_c_i_p___l_pi_state.html">SCIP_LPiState</a></div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02666">lpi_glop.cc:2666</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a015f424e442e74e4526ca62bdab54de1"><div class="ttname"><a href="lpi__glop_8cc.html#a015f424e442e74e4526ca62bdab54de1">SCIPlpiGetBInvACol</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetBInvACol(SCIP_LPI *lpi, int c, SCIP_Real *coef, int *inds, int *ninds)</div><div class="ttdoc">get column of inverse basis matrix times constraint matrix B^-1 * A</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02585">lpi_glop.cc:2585</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a21939ccf03835cce5a9a449b6c43665b"><div class="ttname"><a href="lpi__glop_8cc.html#a21939ccf03835cce5a9a449b6c43665b">SCIPlpiExistsDualRay</a></div><div class="ttdeci">SCIP_Bool SCIPlpiExistsDualRay(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP is proven to have a dual unbounded ray (but not necessary a dual feasible point);...</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01845">lpi_glop.cc:1845</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a7f6435e3138db1e45c3ff2b00cb999aa"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a7f6435e3138db1e45c3ff2b00cb999aa">operations_research::glop::ConstraintStatusColumn</a></div><div class="ttdeci">StrictITIVector< RowIndex, ConstraintStatus > ConstraintStatusColumn</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00345">lp_types.h:345</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a37b10951e7e53eead80565fe8ffb5a28"><div class="ttname"><a href="lpi__glop_8cc.html#a37b10951e7e53eead80565fe8ffb5a28">deleteRowsAndUpdateCurrentBasis</a></div><div class="ttdeci">static void deleteRowsAndUpdateCurrentBasis(SCIP_LPI *lpi, const DenseBooleanColumn &rows_to_delete)</div><div class="ttdoc">delete rows from LP and update the current basis</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00535">lpi_glop.cc:535</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a9dbdb25a2551906de32beae3bde14363"><div class="ttname"><a href="lpi__glop_8cc.html#a9dbdb25a2551906de32beae3bde14363">strongbranch</a></div><div class="ttdeci">static SCIP_RETCODE strongbranch(SCIP_LPI *lpi, int col_index, SCIP_Real psol, int itlim, SCIP_Real *down, SCIP_Real *up, SCIP_Bool *downvalid, SCIP_Bool *upvalid, int *iter)</div><div class="ttdoc">performs strong branching iterations</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01502">lpi_glop.cc:1502</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a9dda3c2147cbb647cfb0b5d198407525"><div class="ttname"><a href="lpi__glop_8cc.html#a9dda3c2147cbb647cfb0b5d198407525">SCIPlpiGetBInvCol</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetBInvCol(SCIP_LPI *lpi, int c, SCIP_Real *coef, int *inds, int *ninds)</div><div class="ttdoc">get column of inverse basis matrix B^-1</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02465">lpi_glop.cc:2465</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a4df6ae76d97136bed083af4020ec2d8a"><div class="ttname"><a href="namespaceoperations__research.html#a4df6ae76d97136bed083af4020ec2d8a">operations_research::OrToolsMinorVersion</a></div><div class="ttdeci">int OrToolsMinorVersion()</div><div class="ttdef"><b>Definition:</b> <a href="version_8cc_source.html#l00019">version.cc:19</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a6cfc10a9902214c1ac825998bebdea19"><div class="ttname"><a href="lpi__glop_8cc.html#a6cfc10a9902214c1ac825998bebdea19">SCIPlpiGetSolverDesc</a></div><div class="ttdeci">const char * SCIPlpiGetSolverDesc(void)</div><div class="ttdoc">gets description of LP solver (developer, webpage, ...)</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00146">lpi_glop.cc:146</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a8ac20384dbd857173c8dfe0dc37f7d6a"><div class="ttname"><a href="lpi__glop_8cc.html#a8ac20384dbd857173c8dfe0dc37f7d6a">SCIPlpiIsTimelimExc</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsTimelimExc(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff the time limit was reached</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01992">lpi_glop.cc:1992</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ab66f1eae0b448c155f0feaffa7bdda57"><div class="ttname"><a href="lpi__glop_8cc.html#ab66f1eae0b448c155f0feaffa7bdda57">SCIPlpiIsOptimal</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsOptimal(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff LP was solved to optimality</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01910">lpi_glop.cc:1910</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_afc4ba497c8fef592df0c5bf7745bf9d8"><div class="ttname"><a href="lpi__glop_8cc.html#afc4ba497c8fef592df0c5bf7745bf9d8">SCIPlpiGetNRows</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetNRows(SCIP_LPI *lpi, int *nrows)</div><div class="ttdoc">gets the number of rows in the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00913">lpi_glop.cc:913</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a468d983f0e77aa23e9563d4c1c1e3db8"><div class="ttname"><a href="lpi__glop_8cc.html#a468d983f0e77aa23e9563d4c1c1e3db8">SCIPlpiSetRealpar</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSetRealpar(SCIP_LPI *lpi, SCIP_LPPARAM type, SCIP_Real dval)</div><div class="ttdoc">sets floating point parameter of LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l03057">lpi_glop.cc:3057</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_aed003f5eb5197bc586b7ef2c36a63da2"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a></div><div class="ttdeci">CpModelProto proto</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00107">cp_model_fz_solver.cc:107</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a1ac488f3db89f6d16a85c56f3243290c"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a1ac488f3db89f6d16a85c56f3243290c">operations_research::glop::VariableStatus</a></div><div class="ttdeci">VariableStatus</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00196">lp_types.h:196</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ad87b0da429ef0a5ef34ccdd01cc2309d"><div class="ttname"><a href="lpi__glop_8cc.html#ad87b0da429ef0a5ef34ccdd01cc2309d">SCIPlpiSolveDual</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSolveDual(SCIP_LPI *lpi)</div><div class="ttdoc">calls dual simplex to solve the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01430">lpi_glop.cc:1430</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a91a633698d5c58dbc47e379c0bb579f1"><div class="ttname"><a href="lpi__glop_8cc.html#a91a633698d5c58dbc47e379c0bb579f1">SCIPlpiSetBase</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSetBase(SCIP_LPI *lpi, const int *cstat, const int *rstat)</div><div class="ttdoc">sets current basis status for columns and rows</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02325">lpi_glop.cc:2325</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_aee46b15c0fa3d6d86be4e3bf741f34b7"><div class="ttname"><a href="lpi__glop_8cc.html#aee46b15c0fa3d6d86be4e3bf741f34b7">SCIPlpiGetObjsen</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetObjsen(SCIP_LPI *lpi, SCIP_OBJSEN *objsen)</div><div class="ttdoc">gets objective sense of the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00947">lpi_glop.cc:947</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_aaa0c5c0be2bd96fce205e68f7d051abe"><div class="ttname"><a href="lpi__glop_8cc.html#aaa0c5c0be2bd96fce205e68f7d051abe">SCIPlpiWasSolved</a></div><div class="ttdeci">SCIP_Bool SCIPlpiWasSolved(SCIP_LPI *lpi)</div><div class="ttdoc">returns whether a solve method was called after the last modification of the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01739">lpi_glop.cc:1739</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_aa925f44c4f2e5640b79ff87f8166d92e"><div class="ttname"><a href="lpi__glop_8cc.html#aa925f44c4f2e5640b79ff87f8166d92e">SCIPlpiGetRows</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetRows(SCIP_LPI *lpi, int firstrow, int lastrow, SCIP_Real *lhs, SCIP_Real *rhs, int *nnonz, int *beg, int *ind, SCIP_Real *val)</div><div class="ttdoc">gets rows from LP problem object; the arrays have to be large enough to store all values.</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01050">lpi_glop.cc:1050</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_norms_html"><div class="ttname"><a href="struct_s_c_i_p___l_pi_norms.html">SCIP_LPiNorms</a></div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02786">lpi_glop.cc:2786</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a2d82a67789be908b161295f41d02ba8b"><div class="ttname"><a href="lpi__glop_8cc.html#a2d82a67789be908b161295f41d02ba8b">SCIPlpiGetIntpar</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetIntpar(SCIP_LPI *lpi, SCIP_LPPARAM type, int *ival)</div><div class="ttdoc">gets integer parameter of LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02851">lpi_glop.cc:2851</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_ae6bb6141268f0e3acb658e4c9890ea16"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#ae6bb6141268f0e3acb658e4c9890ea16">SCIP_LPi::tmp_row</a></div><div class="ttdeci">ScatteredRow * tmp_row</div><div class="ttdoc">temporary vector</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00115">lpi_glop.cc:115</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a689c99183c7e0779c50f9aef63c79123"><div class="ttname"><a href="lpi__glop_8cc.html#a689c99183c7e0779c50f9aef63c79123">SCIPlpiIsIterlimExc</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsIterlimExc(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff the iteration limit was reached</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01979">lpi_glop.cc:1979</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_ade8533435a0582bb3037e2b4b8f72892"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#ade8533435a0582bb3037e2b4b8f72892">SCIP_LPi::scaler</a></div><div class="ttdeci">operations_research::glop::LpScalingHelper * scaler</div><div class="ttdoc">scaler auxiliary class</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00093">lpi_glop.cc:93</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_ae67ea59b9a965d5201c366cdf8766329"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#ae67ea59b9a965d5201c366cdf8766329">SCIP_LPi::numthreads</a></div><div class="ttdeci">int numthreads</div><div class="ttdoc">number of threads used to solve the LP (0 = automatic)</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00103">lpi_glop.cc:103</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_add77293153dc03295e1782af22921906"><div class="ttname"><a href="lpi__glop_8cc.html#add77293153dc03295e1782af22921906">SCIPlpiAddCols</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiAddCols(SCIP_LPI *lpi, int ncols, const SCIP_Real *obj, const SCIP_Real *lb, const SCIP_Real *ub, char **colnames, int nnonz, const int *beg, const int *ind, const SCIP_Real *val)</div><div class="ttdoc">adds columns to the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00335">lpi_glop.cc:335</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_ae85f1023fa21b9304c3f73f61640ef5d"><div class="ttname"><a href="lpi__glop_8cc.html#ae85f1023fa21b9304c3f73f61640ef5d">SCIPlpiChgObj</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiChgObj(SCIP_LPI *lpi, int ncols, const int *ind, const SCIP_Real *obj)</div><div class="ttdoc">changes objective values of columns in the LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00749">lpi_glop.cc:749</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1glop_1_1_basis_state_html_a6cc6941be01d3c765280e09be0246c3f"><div class="ttname"><a href="structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f">operations_research::glop::BasisState::statuses</a></div><div class="ttdeci">VariableStatusRow statuses</div><div class="ttdef"><b>Definition:</b> <a href="revised__simplex_8h_source.html#l00140">revised_simplex.h:140</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_abbb75deccb384c85df969542b61e2d81"><div class="ttname"><a href="lpi__glop_8cc.html#abbb75deccb384c85df969542b61e2d81">updateScaledLP</a></div><div class="ttdeci">static void updateScaledLP(SCIP_LPI *lpi)</div><div class="ttdoc">update scaled linear program</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01280">lpi_glop.cc:1280</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a8dac6dec76901acef9c18397582c5e9a"><div class="ttname"><a href="lpi__glop_8cc.html#a8dac6dec76901acef9c18397582c5e9a">SCIPlpiSetIntpar</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiSetIntpar(SCIP_LPI *lpi, SCIP_LPPARAM type, int ival)</div><div class="ttdoc">sets integer parameter of LP</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02909">lpi_glop.cc:2909</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_1_1_glop_parameters_html"><div class="ttname"><a href="namespaceoperations__research_1_1glop_1_1_glop_parameters.html">operations_research::glop::GlopParameters</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_af7b833b722149fa42db4de5575af8f92"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#af7b833b722149fa42db4de5575af8f92">SCIP_LPi::pricing</a></div><div class="ttdeci">SCIP_PRICING pricing</div><div class="ttdoc">SCIP pricing setting</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00101">lpi_glop.cc:101</a></div></div>
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<div class="ttc" id="adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267"><div class="ttname"><a href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a></div><div class="ttdeci">const std::string name</div><div class="ttdef"><b>Definition:</b> <a href="default__search_8cc_source.html#l00808">default_search.cc:808</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_af93d4286f24582991c2743cb707987f5"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#af93d4286f24582991c2743cb707987f5">SCIP_LPi::linear_program</a></div><div class="ttdeci">operations_research::glop::LinearProgram * linear_program</div><div class="ttdoc">the linear program</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00089">lpi_glop.cc:89</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_af5c4997d97f177fc6bc1ba4ddee86621"><div class="ttname"><a href="lpi__glop_8cc.html#af5c4997d97f177fc6bc1ba4ddee86621">ConvertSCIPVariableStatus</a></div><div class="ttdeci">static VariableStatus ConvertSCIPVariableStatus(int status)</div><div class="ttdoc">Convert SCIP variable status to Glop status.</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02245">lpi_glop.cc:2245</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a868706bb40dc3fdeb76e81c56c1c4d31"><div class="ttname"><a href="lpi__glop_8cc.html#a868706bb40dc3fdeb76e81c56c1c4d31">SCIPlpiGetNorms</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetNorms(SCIP_LPI *lpi, BMS_BLKMEM *blkmem, SCIP_LPINORMS **lpinorms)</div><div class="ttdoc">stores LPi pricing norms information</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02792">lpi_glop.cc:2792</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a0d4fca883c08a32af088280a78ca3ef2"><div class="ttname"><a href="lpi__glop_8cc.html#a0d4fca883c08a32af088280a78ca3ef2">SCIPlpiIsObjlimExc</a></div><div class="ttdeci">SCIP_Bool SCIPlpiIsObjlimExc(SCIP_LPI *lpi)</div><div class="ttdoc">returns TRUE iff the objective limit was reached</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01968">lpi_glop.cc:1968</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a2e5aaf25cec26f9e865b9ed560d5f731"><div class="ttname"><a href="lpi__glop_8cc.html#a2e5aaf25cec26f9e865b9ed560d5f731">SCIPlpiStrongbranchFrac</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiStrongbranchFrac(SCIP_LPI *lpi, int col_index, SCIP_Real psol, int itlim, SCIP_Real *down, SCIP_Real *up, SCIP_Bool *downvalid, SCIP_Bool *upvalid, int *iter)</div><div class="ttdoc">performs strong branching iterations on one fractional candidate</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01612">lpi_glop.cc:1612</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_a5850cc88f386b944697461d7fe971c96"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#a5850cc88f386b944697461d7fe971c96">SCIP_LPi::solver</a></div><div class="ttdeci">operations_research::glop::RevisedSimplex * solver</div><div class="ttdoc">direct reference to the revised simplex, not passing through lp_solver</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00091">lpi_glop.cc:91</a></div></div>
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<div class="ttc" id="alp__solver_8h_html"><div class="ttname"><a href="lp__solver_8h.html">lp_solver.h</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_a94504a86c6def64ba8135d282065239e"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#a94504a86c6def64ba8135d282065239e">SCIP_LPi::niterations</a></div><div class="ttdeci">SCIP_Longint niterations</div><div class="ttdoc">number of iterations used</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00109">lpi_glop.cc:109</a></div></div>
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<div class="ttc" id="astruct_s_c_i_p___l_pi_html_af49d832adb72d58c18db442934805efc"><div class="ttname"><a href="struct_s_c_i_p___l_pi.html#af49d832adb72d58c18db442934805efc">SCIP_LPi::checkcondition</a></div><div class="ttdeci">bool checkcondition</div><div class="ttdoc">Should condition number of LP basis be checked for stability?</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l00105">lpi_glop.cc:105</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_a258aa72f3b645b140c543f0fc7f3f37a"><div class="ttname"><a href="lpi__glop_8cc.html#a258aa72f3b645b140c543f0fc7f3f37a">SCIPlpiGetBase</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetBase(SCIP_LPI *lpi, int *cstat, int *rstat)</div><div class="ttdoc">gets current basis status for columns and rows; arrays must be large enough to store the basis status</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l02291">lpi_glop.cc:2291</a></div></div>
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<div class="ttc" id="alpi__glop_8cc_html_abd761e9fb6a1dd346a08c94a50192d8b"><div class="ttname"><a href="lpi__glop_8cc.html#abd761e9fb6a1dd346a08c94a50192d8b">SCIPlpiGetSides</a></div><div class="ttdeci">SCIP_RETCODE SCIPlpiGetSides(SCIP_LPI *lpi, int firstrow, int lastrow, SCIP_Real *lhss, SCIP_Real *rhss)</div><div class="ttdoc">gets current row sides from LP problem object</div><div class="ttdef"><b>Definition:</b> <a href="lpi__glop_8cc_source.html#l01218">lpi_glop.cc:1218</a></div></div>
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