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643 lines
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<div class="title">glop_solver.cc</div> </div>
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<a href="glop__solver_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">// Copyright 2010-2021 Google LLC</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// You may obtain a copy of the License at</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">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// limitations under the License.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="glop__solver_8h.html">ortools/math_opt/solvers/glop_solver.h</a>"</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="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#include <algorithm></span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <memory></span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include <utility></span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include <vector></span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  </div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="integral__types_8h.html">ortools/base/integral_types.h</a>"</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</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="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "absl/container/flat_hash_map.h"</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "absl/memory/memory.h"</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "absl/status/status.h"</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "absl/status/statusor.h"</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "absl/strings/str_cat.h"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "absl/strings/str_join.h"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "absl/strings/string_view.h"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "absl/time/clock.h"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include "absl/time/time.h"</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include "absl/types/span.h"</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="int__type_8h.html">ortools/base/int_type.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="map__util_8h.html">ortools/base/map_util.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="strong__vector_8h.html">ortools/base/strong_vector.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__solver_8h.html">ortools/glop/lp_solver.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="parameters_8pb_8h.html">ortools/glop/parameters.pb.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="lp__data_8h.html">ortools/lp_data/lp_data.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="lp__types_8h.html">ortools/lp_data/lp_types.h</a>"</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include "ortools/math_opt/callback.pb.h"</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="preprocessor">#include "<a class="code" href="math__opt__proto__utils_8h.html">ortools/math_opt/math_opt_proto_utils.h</a>"</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="preprocessor">#include "ortools/math_opt/model.pb.h"</span></div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include "ortools/math_opt/model_parameters.pb.h"</span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include "ortools/math_opt/model_update.pb.h"</span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include "ortools/math_opt/parameters.pb.h"</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#include "ortools/math_opt/result.pb.h"</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#include "ortools/math_opt/solution.pb.h"</span></div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#include "<a class="code" href="solver__interface_8h.html">ortools/math_opt/solver_interface.h</a>"</span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#include "ortools/math_opt/sparse_containers.pb.h"</span></div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#include "<a class="code" href="sparse__vector__view_8h.html">ortools/math_opt/sparse_vector_view.h</a>"</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#include "<a class="code" href="port_2proto__utils_8h.html">ortools/port/proto_utils.h</a>"</span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="preprocessor">#include "absl/status/status.h"</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#include "<a class="code" href="protoutil_8h.html">ortools/base/protoutil.h</a>"</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  </div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="keyword">namespace </span><a class="code" href="namespaceoperations__research.html">operations_research</a> {</div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="keyword">namespace </span>math_opt {</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">namespace </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> absl::string_view SafeName(<span class="keyword">const</span> VariablesProto& variables, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) {</div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">if</span> (variables.names().empty()) {</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="keywordflow">return</span> {};</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  }</div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordflow">return</span> variables.names(<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>);</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> }</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  </div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> absl::string_view SafeName(<span class="keyword">const</span> LinearConstraintsProto& linear_constraints,</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) {</div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keywordflow">if</span> (linear_constraints.names().empty()) {</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">return</span> {};</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  }</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">return</span> linear_constraints.names(<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>);</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> }</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309ab">glop::LinearProgram::VariableType</a> GlopVarTypeFromIsInteger(</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> is_integer) {</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="keywordflow">return</span> is_integer ? <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c">glop::LinearProgram::VariableType::INTEGER</a></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  : <a class="code" href="classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309abab1fa9dd3af034b3ef4291579aa673c07">glop::LinearProgram::VariableType::CONTINUOUS</a>;</div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> }</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> } <span class="comment">// namespace</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  </div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> GlopSolver::GlopSolver() : linear_program_(), lp_solver_() {}</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="keywordtype">void</span> GlopSolver::AddVariables(<span class="keyword">const</span> VariablesProto& variables) {</div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="namespaceoperations__research_1_1math__opt.html#a3055f8b845cde39af2c3bed9007d4a06">NumVariables</a>(variables); ++i) {</div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">const</span> glop::ColIndex col_index = linear_program_.CreateNewVariable();</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  linear_program_.SetVariableBounds(col_index, variables.lower_bounds(i),</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  variables.upper_bounds(i));</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  linear_program_.SetVariableName(col_index, SafeName(variables, i));</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  linear_program_.SetVariableType(</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  col_index, GlopVarTypeFromIsInteger(variables.integers(i)));</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&variables_, variables.ids(i), col_index);</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  }</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> }</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">// Note that this relies on the fact that when variable/constraint</span></div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment">// are deleted, Glop re-index everything by compacting the</span></div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment">// index domain in a stable way.</span></div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="keyword">template</span> <<span class="keyword">typename</span> IndexType></div>
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<div class="line"><a name="l00103"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a266628d6b96d7113d9b30c96288f6b50"> 103</a></span> <span class="keywordtype">void</span> <a class="code" href="namespaceoperations__research_1_1math__opt.html#a266628d6b96d7113d9b30c96288f6b50">UpdateIdIndexMap</a>(<a class="code" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<IndexType, bool></a> indices_to_delete,</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  IndexType num_indices,</div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  absl::flat_hash_map<int64_t, IndexType>& id_index_map) {</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <a class="code" href="classabsl_1_1_strong_vector.html">absl::StrongVector<IndexType, IndexType></a> new_indices(</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  num_indices.value(), IndexType(0));</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  IndexType new_index(0);</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">for</span> (IndexType <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>(0); <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> < num_indices; ++<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) {</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">if</span> (indices_to_delete[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>]) {</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="comment">// Mark deleted index</span></div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  new_indices[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = IndexType(-1);</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  new_indices[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>] = new_index;</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  ++new_index;</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="l00119"></a><span class="lineno"> 119</span>  <span class="keywordflow">for</span> (<span class="keyword">auto</span> it = id_index_map.begin(); it != id_index_map.end();) {</div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  IndexType <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = it->second;</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">if</span> (indices_to_delete[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>]) {</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="comment">// This safely deletes the entry and moves the iterator one step ahead.</span></div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  id_index_map.erase(it++);</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  it->second = new_indices[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>];</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  ++it;</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</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>  </div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keywordtype">void</span> GlopSolver::DeleteVariables(absl::Span<const int64_t> ids_to_delete) {</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">const</span> glop::ColIndex num_cols = linear_program_.num_variables();</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <a class="code" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<glop::ColIndex, bool></a> columns_to_delete(num_cols,</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keyword">false</span>);</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t deleted_variable_id : ids_to_delete) {</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  columns_to_delete[variables_.at(deleted_variable_id)] = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  }</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  linear_program_.DeleteColumns(columns_to_delete);</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  UpdateIdIndexMap<glop::ColIndex>(columns_to_delete, num_cols, variables_);</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>  </div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="keywordtype">void</span> GlopSolver::DeleteLinearConstraints(</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  absl::Span<const int64_t> ids_to_delete) {</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">const</span> glop::RowIndex num_rows = linear_program_.num_constraints();</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  <a class="code" href="namespaceoperations__research_1_1glop.html#aec7177dd4fab33ada14a7689223fe89f">glop::DenseBooleanColumn</a> rows_to_delete(num_rows, <span class="keyword">false</span>);</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t deleted_constraint_id : ids_to_delete) {</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  rows_to_delete[linear_constraints_.at(deleted_constraint_id)] = <span class="keyword">true</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>  linear_program_.DeleteRows(rows_to_delete);</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  UpdateIdIndexMap<glop::RowIndex>(rows_to_delete, num_rows,</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  linear_constraints_);</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="l00153"></a><span class="lineno"> 153</span>  </div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="keywordtype">void</span> GlopSolver::AddLinearConstraints(</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keyword">const</span> LinearConstraintsProto& linear_constraints) {</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="namespaceoperations__research_1_1math__opt.html#a98600a28f0f805ae0cbe04802b0dcbc4">NumConstraints</a>(linear_constraints); ++i) {</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keyword">const</span> glop::RowIndex row_index = linear_program_.CreateNewConstraint();</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  linear_program_.SetConstraintBounds(row_index,</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  linear_constraints.lower_bounds(i),</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  linear_constraints.upper_bounds(i));</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  linear_program_.SetConstraintName(row_index,</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  SafeName(linear_constraints, i));</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <a class="code" href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a>(&linear_constraints_, linear_constraints.ids(i),</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  row_index);</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  }</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> }</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  </div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="keywordtype">void</span> GlopSolver::SetOrUpdateObjectiveCoefficients(</div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keyword">const</span> SparseDoubleVectorProto& linear_objective_coefficients) {</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < linear_objective_coefficients.ids_size(); ++i) {</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keyword">const</span> glop::ColIndex col_index =</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  variables_.at(linear_objective_coefficients.ids(i));</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  linear_program_.SetObjectiveCoefficient(</div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  col_index, linear_objective_coefficients.values(i));</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> }</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  </div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="keywordtype">void</span> GlopSolver::SetOrUpdateConstraintMatrix(</div>
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|
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">const</span> SparseDoubleMatrixProto& linear_constraint_matrix) {</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < <a class="code" href="namespaceoperations__research_1_1math__opt.html#a1c3bab427ac8280d7b32019b88ec59b4">NumMatrixNonzeros</a>(linear_constraint_matrix); ++j) {</div>
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|
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keyword">const</span> glop::ColIndex col_index =</div>
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|
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  variables_.at(linear_constraint_matrix.column_ids(j));</div>
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|
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keyword">const</span> glop::RowIndex row_index =</div>
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|
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  linear_constraints_.at(linear_constraint_matrix.row_ids(j));</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a> = linear_constraint_matrix.coefficients(j);</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  linear_program_.SetCoefficient(row_index, col_index, <a class="code" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>);</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> }</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  </div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="keywordtype">void</span> GlopSolver::UpdateVariableBounds(</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keyword">const</span> VariableUpdatesProto& variable_updates) {</div>
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|
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, lb] : <a class="code" href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">MakeView</a>(variable_updates.lower_bounds())) {</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keyword">const</span> <span class="keyword">auto</span> col_index = variables_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  linear_program_.SetVariableBounds(</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  col_index, lb, linear_program_.variable_upper_bounds()[col_index]);</div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  }</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, ub] : <a class="code" href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">MakeView</a>(variable_updates.upper_bounds())) {</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="keyword">const</span> <span class="keyword">auto</span> col_index = variables_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  linear_program_.SetVariableBounds(</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  col_index, linear_program_.variable_lower_bounds()[col_index], ub);</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> }</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  </div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="keywordtype">void</span> GlopSolver::UpdateLinearConstraintBounds(</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keyword">const</span> LinearConstraintUpdatesProto& linear_constraint_updates) {</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, lb] :</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <a class="code" href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">MakeView</a>(linear_constraint_updates.lower_bounds())) {</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="keyword">const</span> <span class="keyword">auto</span> row_index = linear_constraints_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  linear_program_.SetConstraintBounds(</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  row_index, lb, linear_program_.constraint_upper_bounds()[row_index]);</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  }</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span> [<span class="keywordtype">id</span>, ub] :</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <a class="code" href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">MakeView</a>(linear_constraint_updates.upper_bounds())) {</div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keyword">const</span> <span class="keyword">auto</span> row_index = linear_constraints_.at(<span class="keywordtype">id</span>);</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  linear_program_.SetConstraintBounds(</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  row_index, linear_program_.constraint_lower_bounds()[row_index], ub);</div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> }</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  </div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> std::pair<glop::GlopParameters, std::vector<std::string>></div>
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<div class="line"><a name="l00221"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a2416f89c8bcbd4cc7a423939cba6e466"> 221</a></span> GlopSolver::MergeCommonParameters(</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keyword">const</span> CommonSolveParametersProto& common_solver_parameters,</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keyword">const</span> glop::GlopParameters& glop_parameters) {</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  glop::GlopParameters result = glop_parameters;</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  std::vector<std::string> warnings;</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordflow">if</span> (!result.has_max_time_in_seconds() &&</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  common_solver_parameters.has_time_limit()) {</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keyword">const</span> absl::Duration <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a> =</div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <a class="code" href="namespaceutil__time.html#a7c8c9c3cc5c68f173f38b0237da3abc9">util_time::DecodeGoogleApiProto</a>(common_solver_parameters.time_limit())</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  .value();</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  result.set_max_time_in_seconds(absl::ToDoubleSeconds(<a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>));</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  }</div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordflow">if</span> (!result.has_log_search_progress()) {</div>
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|
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  result.set_log_search_progress(common_solver_parameters.enable_output());</div>
|
|
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  }</div>
|
|
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">if</span> (!result.has_num_omp_threads() && common_solver_parameters.has_threads()) {</div>
|
|
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  result.set_num_omp_threads(common_solver_parameters.threads());</div>
|
|
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  }</div>
|
|
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordflow">if</span> (!result.has_random_seed() && common_solver_parameters.has_random_seed()) {</div>
|
|
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> random_seed = <a class="code" href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">std::max</a>(0, common_solver_parameters.random_seed());</div>
|
|
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  result.set_random_seed(random_seed);</div>
|
|
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  }</div>
|
|
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordflow">if</span> (!result.has_use_dual_simplex() &&</div>
|
|
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  common_solver_parameters.lp_algorithm() != LP_ALGORITHM_UNSPECIFIED) {</div>
|
|
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordflow">switch</span> (common_solver_parameters.lp_algorithm()) {</div>
|
|
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="keywordflow">case</span> LP_ALGORITHM_PRIMAL_SIMPLEX:</div>
|
|
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  result.set_use_dual_simplex(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">case</span> LP_ALGORITHM_DUAL_SIMPLEX:</div>
|
|
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  result.set_use_dual_simplex(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">case</span> LP_ALGORITHM_BARRIER:</div>
|
|
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  warnings.push_back(</div>
|
|
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="stringliteral">"GLOP does not support 'LP_ALGORITHM_BARRIER' value for "</span></div>
|
|
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="stringliteral">"'lp_algorithm' parameter."</span>);</div>
|
|
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"LPAlgorithm: "</span></div>
|
|
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  << <a class="code" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(common_solver_parameters.lp_algorithm())</div>
|
|
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  << <span class="stringliteral">" unknown, error setting GLOP parameters"</span>;</div>
|
|
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  }</div>
|
|
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  }</div>
|
|
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">if</span> (!result.has_use_scaling() && !result.has_scaling_method() &&</div>
|
|
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  common_solver_parameters.scaling() != EMPHASIS_UNSPECIFIED) {</div>
|
|
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">switch</span> (common_solver_parameters.scaling()) {</div>
|
|
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keywordflow">case</span> EMPHASIS_OFF:</div>
|
|
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  result.set_use_scaling(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">case</span> EMPHASIS_LOW:</div>
|
|
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">case</span> EMPHASIS_MEDIUM:</div>
|
|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  result.set_use_scaling(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  result.set_scaling_method(glop::GlopParameters::EQUILIBRATION);</div>
|
|
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  <span class="keywordflow">case</span> EMPHASIS_HIGH:</div>
|
|
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">case</span> EMPHASIS_VERY_HIGH:</div>
|
|
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  result.set_use_scaling(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  result.set_scaling_method(glop::GlopParameters::LINEAR_PROGRAM);</div>
|
|
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Scaling emphasis: "</span></div>
|
|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  << <a class="code" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(common_solver_parameters.scaling())</div>
|
|
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  << <span class="stringliteral">" unknown, error setting GLOP parameters"</span>;</div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  }</div>
|
|
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  }</div>
|
|
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordflow">if</span> (!result.has_use_preprocessing() &&</div>
|
|
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  common_solver_parameters.presolve() != EMPHASIS_UNSPECIFIED) {</div>
|
|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">switch</span> (common_solver_parameters.presolve()) {</div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">case</span> EMPHASIS_OFF:</div>
|
|
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  result.set_use_preprocessing(<span class="keyword">false</span>);</div>
|
|
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordflow">case</span> EMPHASIS_LOW:</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordflow">case</span> EMPHASIS_MEDIUM:</div>
|
|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">case</span> EMPHASIS_HIGH:</div>
|
|
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  <span class="keywordflow">case</span> EMPHASIS_VERY_HIGH:</div>
|
|
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  result.set_use_preprocessing(<span class="keyword">true</span>);</div>
|
|
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordflow">default</span>:</div>
|
|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a>) << <span class="stringliteral">"Presolve emphasis: "</span></div>
|
|
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  << <a class="code" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(common_solver_parameters.presolve())</div>
|
|
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  << <span class="stringliteral">" unknown, error setting GLOP parameters"</span>;</div>
|
|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  }</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  }</div>
|
|
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="keywordflow">if</span> (common_solver_parameters.cuts() != EMPHASIS_UNSPECIFIED) {</div>
|
|
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  warnings.push_back(absl::StrCat(</div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="stringliteral">"GLOP does not support 'cuts' parameters, but cuts was set to: "</span>,</div>
|
|
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <a class="code" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(common_solver_parameters.cuts())));</div>
|
|
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  }</div>
|
|
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordflow">if</span> (common_solver_parameters.heuristics() != EMPHASIS_UNSPECIFIED) {</div>
|
|
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  warnings.push_back(</div>
|
|
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  absl::StrCat(<span class="stringliteral">"GLOP does not support 'heuristics' parameter, but "</span></div>
|
|
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="stringliteral">"heuristics was set to: "</span>,</div>
|
|
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <a class="code" href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">ProtoEnumToString</a>(common_solver_parameters.heuristics())));</div>
|
|
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  }</div>
|
|
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordflow">return</span> std::make_pair(std::move(result), std::move(warnings));</div>
|
|
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> }</div>
|
|
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  </div>
|
|
<div class="line"><a name="l00317"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a1dcbb1374e91747a2db097361b091c8b"> 317</a></span> <span class="keywordtype">bool</span> GlopSolver::CanUpdate(<span class="keyword">const</span> ModelUpdateProto& model_update) {</div>
|
|
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> }</div>
|
|
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  </div>
|
|
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="keyword">template</span> <<span class="keyword">typename</span> IndexType></div>
|
|
<div class="line"><a name="l00322"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535"> 322</a></span> SparseDoubleVectorProto <a class="code" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
|
|
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keyword">const</span> std::vector<int64_t>& ids_in_order,</div>
|
|
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keyword">const</span> absl::flat_hash_map<int64_t, IndexType>& id_map,</div>
|
|
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">glop::StrictITIVector<IndexType, glop::Fractional></a>& values,</div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  <span class="keyword">const</span> SparseVectorFilterProto& filter) {</div>
|
|
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate.html">SparseVectorFilterPredicate</a> predicate(filter);</div>
|
|
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  SparseDoubleVectorProto result;</div>
|
|
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> int64_t variable_id : ids_in_order) {</div>
|
|
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a> = values[id_map.at(variable_id)];</div>
|
|
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  <span class="keywordflow">if</span> (predicate.<a class="code" href="classoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate.html#ac85e9cc171a845c8fe097f9306544181">AcceptsAndUpdate</a>(variable_id, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>)) {</div>
|
|
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  result.add_ids(variable_id);</div>
|
|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  result.add_values(<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
|
|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  }</div>
|
|
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  }</div>
|
|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <span class="keywordflow">return</span> result;</div>
|
|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> }</div>
|
|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  </div>
|
|
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
|
|
<div class="line"><a name="l00340"></a><span class="lineno"><a class="line" href="namespaceoperations__research_1_1math__opt.html#a6ca61dfdced1f1d917bb924a90afc3fd"> 340</a></span> std::vector<int64_t> <a class="code" href="namespaceoperations__research_1_1math__opt.html#a6ca61dfdced1f1d917bb924a90afc3fd">GetSortedIs</a>(</div>
|
|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keyword">const</span> absl::flat_hash_map<int64_t, T>& id_map) {</div>
|
|
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  std::vector<int64_t> sorted;</div>
|
|
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  sorted.reserve(id_map.size());</div>
|
|
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : id_map) {</div>
|
|
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  sorted.emplace_back(entry.first);</div>
|
|
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  }</div>
|
|
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  std::sort(sorted.begin(), sorted.end());</div>
|
|
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">return</span> sorted;</div>
|
|
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> }</div>
|
|
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  </div>
|
|
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="keywordtype">void</span> GlopSolver::FillSolveResult(</div>
|
|
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">glop::ProblemStatus</a> status,</div>
|
|
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keyword">const</span> ModelSolveParametersProto& model_parameters,</div>
|
|
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  SolveResultProto& solve_result) {</div>
|
|
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  solve_result.mutable_solve_stats()->set_simplex_iterations(</div>
|
|
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  lp_solver_.GetNumberOfSimplexIterations());</div>
|
|
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="comment">// TODO(b/168374742): this needs to be properly filled in. In particular, we</span></div>
|
|
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="comment">// can give better primal and dual bounds when the status is not OPTIMAL.</span></div>
|
|
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> is_maximize = linear_program_.IsMaximizationProblem();</div>
|
|
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  constexpr <span class="keywordtype">double</span> <a class="code" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a> = std::numeric_limits<double>::infinity();</div>
|
|
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  solve_result.mutable_solve_stats()->set_best_primal_bound(is_maximize ? -<a class="code" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a></div>
|
|
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  : <a class="code" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a>);</div>
|
|
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  solve_result.mutable_solve_stats()->set_best_dual_bound(is_maximize ? <a class="code" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a></div>
|
|
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  : -<a class="code" href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">kInf</a>);</div>
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  <span class="keywordflow">if</span> (status == <a class="code" href="namespaceoperations__research_1_1data_1_1vbp.html#a4604191fbd84a43686f44c25d7bd0161a2579881e7c83261bc21bafb5a5c92cad">glop::ProblemStatus::OPTIMAL</a>) {</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  solve_result.set_termination_reason(<a class="code" href="namespaceoperations__research_1_1data_1_1vbp.html#a4604191fbd84a43686f44c25d7bd0161a2579881e7c83261bc21bafb5a5c92cad">SolveResultProto::OPTIMAL</a>);</div>
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  solve_result.mutable_solve_stats()->set_best_primal_bound(</div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  lp_solver_.GetObjectiveValue());</div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  solve_result.mutable_solve_stats()->set_best_dual_bound(</div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  lp_solver_.GetObjectiveValue());</div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  </div>
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<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  <span class="keyword">auto</span> sorted_variables = <a class="code" href="namespaceoperations__research_1_1math__opt.html#a6ca61dfdced1f1d917bb924a90afc3fd">GetSortedIs</a>(variables_);</div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <span class="keyword">auto</span> sorted_constraints = <a class="code" href="namespaceoperations__research_1_1math__opt.html#a6ca61dfdced1f1d917bb924a90afc3fd">GetSortedIs</a>(linear_constraints_);</div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  </div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  PrimalSolutionProto* <span class="keyword">const</span> primal_solution =</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  solve_result.add_primal_solutions();</div>
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<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  primal_solution->set_objective_value(lp_solver_.GetObjectiveValue());</div>
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  *primal_solution->mutable_variable_values() = <a class="code" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  sorted_variables, variables_, lp_solver_.variable_values(),</div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  model_parameters.primal_variables_filter());</div>
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<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  </div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  DualSolutionProto* <span class="keyword">const</span> dual_solution = solve_result.add_dual_solutions();</div>
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<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  dual_solution->set_objective_value(lp_solver_.GetObjectiveValue());</div>
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<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  *dual_solution->mutable_dual_values() = <a class="code" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
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<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  sorted_constraints, linear_constraints_, lp_solver_.dual_values(),</div>
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  model_parameters.dual_linear_constraints_filter());</div>
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  *dual_solution->mutable_reduced_costs() = <a class="code" href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">FillSparseDoubleVector</a>(</div>
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<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  sorted_variables, variables_, lp_solver_.reduced_costs(),</div>
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<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  model_parameters.dual_variables_filter());</div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="comment">// TODO(user): consider pulling these out to a separate method once we</span></div>
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="comment">// support all statuses</span></div>
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<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (status == glop::ProblemStatus::PRIMAL_INFEASIBLE ||</div>
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<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  status == glop::ProblemStatus::DUAL_UNBOUNDED) {</div>
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  solve_result.set_termination_reason(<a class="code" href="namespaceoperations__research_1_1data_1_1vbp.html#a4604191fbd84a43686f44c25d7bd0161a2884fa43446c0cbc9c7a9b74d41d7483">SolveResultProto::INFEASIBLE</a>);</div>
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<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (status == glop::ProblemStatus::PRIMAL_UNBOUNDED) {</div>
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<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  solve_result.set_termination_reason(SolveResultProto::UNBOUNDED);</div>
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (status == glop::ProblemStatus::DUAL_INFEASIBLE ||</div>
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<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  status == glop::ProblemStatus::INFEASIBLE_OR_UNBOUNDED) {</div>
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<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  solve_result.set_termination_reason(SolveResultProto::DUAL_INFEASIBLE);</div>
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<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Termination not implemented."</span>;</div>
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<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  solve_result.set_termination_reason(</div>
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<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  SolveResultProto::TERMINATION_REASON_UNSPECIFIED);</div>
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<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  solve_result.set_termination_detail(absl::StrCat(<span class="stringliteral">"Glop status: "</span>, status));</div>
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<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  }</div>
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<div class="line"><a name="l00406"></a><span class="lineno"> 406</span> }</div>
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<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  </div>
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<div class="line"><a name="l00408"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a7d6731070fee00d91f229e0cff1cfa1b"> 408</a></span> absl::StatusOr<SolveResultProto> <a class="code" href="namespaceoperations__research_1_1sat.html#af904018d9a1c9983624b1ce0331f2bf5">GlopSolver::Solve</a>(</div>
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<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keyword">const</span> SolveParametersProto& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>,</div>
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<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="keyword">const</span> ModelSolveParametersProto& model_parameters,</div>
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<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keyword">const</span> CallbackRegistrationProto& callback_registration, <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_solver_interface.html#ab47a61ca53ae9cdf35dd4f2dfc9ecadb">Callback</a> cb) {</div>
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<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keyword">const</span> absl::Time start = absl::Now();</div>
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<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  SolveResultProto result;</div>
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  {</div>
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<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keyword">auto</span> [glop_parameters, warnings] = MergeCommonParameters(</div>
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.common_parameters(), <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.glop_parameters());</div>
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keywordflow">if</span> (!warnings.empty()) {</div>
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<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.common_parameters().strictness().bad_parameter()) {</div>
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<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">return</span> absl::InvalidArgumentError(absl::StrJoin(warnings, <span class="stringliteral">"; "</span>));</div>
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<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">for</span> (std::string& warning : warnings) {</div>
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|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  result.add_warnings(std::move(warning));</div>
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<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>  }</div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  }</div>
|
|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  lp_solver_.SetParameters(glop_parameters);</div>
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|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  }</div>
|
|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  </div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">glop::ProblemStatus</a> status = lp_solver_.Solve(linear_program_);</div>
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|
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  FillSolveResult(status, model_parameters, result);</div>
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|
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <a class="code" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code" href="namespaceutil__time.html#ac1935e49a14ae747b6ee76804b52bf70">util_time::EncodeGoogleApiProto</a>(</div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  absl::Now() - start, result.mutable_solve_stats()->mutable_solve_time()));</div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">return</span> result;</div>
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|
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span> }</div>
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<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  </div>
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<div class="line"><a name="l00436"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a960ff60625af78759f2f21115cab7ae1"> 436</a></span> absl::StatusOr<std::unique_ptr<SolverInterface>> GlopSolver::New(</div>
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|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="keyword">const</span> ModelProto& <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>, <span class="keyword">const</span> SolverInitializerProto& initializer) {</div>
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|
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  <span class="keyword">auto</span> solver = absl::WrapUnique(<span class="keyword">new</span> <a class="code" href="classoperations__research_1_1math__opt_1_1_glop_solver.html">GlopSolver</a>);</div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  solver->linear_program_.SetName(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.name());</div>
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<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  solver->linear_program_.SetMaximizationProblem(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.objective().maximize());</div>
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  solver->linear_program_.SetObjectiveOffset(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.objective().offset());</div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  </div>
|
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  solver->AddVariables(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.variables());</div>
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|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  solver->SetOrUpdateObjectiveCoefficients(</div>
|
|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.objective().linear_coefficients());</div>
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<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  </div>
|
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<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  solver->AddLinearConstraints(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.linear_constraints());</div>
|
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  solver->SetOrUpdateConstraintMatrix(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>.linear_constraint_matrix());</div>
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|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  solver->linear_program_.CleanUp();</div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keywordflow">return</span> solver;</div>
|
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<div class="line"><a name="l00451"></a><span class="lineno"> 451</span> }</div>
|
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<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  </div>
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<div class="line"><a name="l00453"></a><span class="lineno"><a class="line" href="classoperations__research_1_1math__opt_1_1_glop_solver.html#a4dc835d3171da48778de1bbea39f8448"> 453</a></span> absl::Status GlopSolver::Update(<span class="keyword">const</span> ModelUpdateProto& model_update) {</div>
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<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">if</span> (model_update.objective_updates().has_direction_update()) {</div>
|
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<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  linear_program_.SetMaximizationProblem(</div>
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<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  model_update.objective_updates().direction_update());</div>
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<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  }</div>
|
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<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="keywordflow">if</span> (model_update.objective_updates().has_offset_update()) {</div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  linear_program_.SetObjectiveOffset(</div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  model_update.objective_updates().offset_update());</div>
|
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<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  }</div>
|
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<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  </div>
|
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<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  DeleteVariables(model_update.deleted_variable_ids());</div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  AddVariables(model_update.new_variables());</div>
|
|
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  </div>
|
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<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  SetOrUpdateObjectiveCoefficients(</div>
|
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<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  model_update.objective_updates().linear_coefficients());</div>
|
|
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  UpdateVariableBounds(model_update.variable_updates());</div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  </div>
|
|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  DeleteLinearConstraints(model_update.deleted_linear_constraint_ids());</div>
|
|
<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  AddLinearConstraints(model_update.new_linear_constraints());</div>
|
|
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  UpdateLinearConstraintBounds(model_update.linear_constraint_updates());</div>
|
|
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  </div>
|
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<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  SetOrUpdateConstraintMatrix(model_update.linear_constraint_matrix_updates());</div>
|
|
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  </div>
|
|
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  linear_program_.CleanUp();</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>  <span class="keywordflow">return</span> absl::OkStatus();</div>
|
|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span> }</div>
|
|
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  </div>
|
|
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <a class="code" href="solver__interface_8h.html#ad082a79cf1be23f55e3435fad5bf4949">MATH_OPT_REGISTER_SOLVER</a>(SOLVER_TYPE_GLOP, GlopSolver::New)</div>
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<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  </div>
|
|
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span> } <span class="comment">// namespace math_opt</span></div>
|
|
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span> } <span class="comment">// namespace operations_research</span></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f"><div class="ttname"><a href="alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f">max</a></div><div class="ttdeci">int64_t max</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00140">alldiff_cst.cc:140</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="abase_2logging_8h_html_a9f96ed9f06763f0821fdbb4d29031d8d"><div class="ttname"><a href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a></div><div class="ttdeci">#define CHECK_OK(x)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00042">base/logging.h:42</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae"><div class="ttname"><a href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a></div><div class="ttdeci">#define LOG(severity)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00423">base/logging.h:423</a></div></div>
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<div class="ttc" id="aclassabsl_1_1_strong_vector_html"><div class="ttname"><a href="classabsl_1_1_strong_vector.html">absl::StrongVector< IndexType, IndexType ></a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1glop_1_1_linear_program_html_ac62972ff1b21a037e56530cde67309ab"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309ab">operations_research::glop::LinearProgram::VariableType</a></div><div class="ttdeci">VariableType</div><div class="ttdef"><b>Definition:</b> <a href="lp__data_8h_source.html#l00057">lp_data.h:57</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="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="aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html"><div class="ttname"><a href="classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html">operations_research::glop::StrictITIVector</a></div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00253">lp_types.h:253</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_glop_solver_html"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_glop_solver.html">operations_research::math_opt::GlopSolver</a></div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8h_source.html#l00044">glop_solver.h:44</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_solver_interface_html_ab47a61ca53ae9cdf35dd4f2dfc9ecadb"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_solver_interface.html#ab47a61ca53ae9cdf35dd4f2dfc9ecadb">operations_research::math_opt::SolverInterface::Callback</a></div><div class="ttdeci">std::function< absl::StatusOr< CallbackResultProto >(const CallbackDataProto &)> Callback</div><div class="ttdef"><b>Definition:</b> <a href="solver__interface_8h_source.html#l00054">solver_interface.h:55</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate_html"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate.html">operations_research::math_opt::SparseVectorFilterPredicate</a></div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00055">math_opt_proto_utils.h:55</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate_html_ac85e9cc171a845c8fe097f9306544181"><div class="ttname"><a href="classoperations__research_1_1math__opt_1_1_sparse_vector_filter_predicate.html#ac85e9cc171a845c8fe097f9306544181">operations_research::math_opt::SparseVectorFilterPredicate::AcceptsAndUpdate</a></div><div class="ttdeci">bool AcceptsAndUpdate(const int64_t id, const Value &value)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00096">math_opt_proto_utils.h:96</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a></div><div class="ttdeci">SatParameters parameters</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00108">cp_model_fz_solver.cc:108</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#l02152">cp_model_solver.cc:2152</a></div></div>
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<div class="ttc" id="ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514"><div class="ttname"><a href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a></div><div class="ttdeci">int64_t value</div><div class="ttdef"><b>Definition:</b> <a href="demon__profiler_8cc_source.html#l00044">demon_profiler.cc:44</a></div></div>
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<div class="ttc" id="aglop__solver_8h_html"><div class="ttname"><a href="glop__solver_8h.html">glop_solver.h</a></div></div>
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<div class="ttc" id="agurobi__interface_8cc_html_a0728f23c9a47655d38e0bf1a2f200bcf"><div class="ttname"><a href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a></div><div class="ttdeci">GRBmodel * model</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00273">gurobi_interface.cc:273</a></div></div>
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<div class="ttc" id="aint__type_8h_html"><div class="ttname"><a href="int__type_8h.html">int_type.h</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html"><div class="ttname"><a href="integral__types_8h.html">integral_types.h</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_acdd38e3c9f22f127d7776920e3079eda"><div class="ttname"><a href="log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda">FATAL</a></div><div class="ttdeci">const int FATAL</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00032">log_severity.h:32</a></div></div>
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<div class="ttc" id="alp__data_8h_html"><div class="ttname"><a href="lp__data_8h.html">lp_data.h</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="alp__types_8h_html"><div class="ttname"><a href="lp__types_8h.html">lp_types.h</a></div></div>
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<div class="ttc" id="amap__util_8h_html"><div class="ttname"><a href="map__util_8h.html">map_util.h</a></div></div>
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<div class="ttc" id="amath__opt__proto__utils_8h_html"><div class="ttname"><a href="math__opt__proto__utils_8h.html">math_opt_proto_utils.h</a></div></div>
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<div class="ttc" id="anamespacegtl_html_a5c0d4dea208db4deaa285c06b78d8181"><div class="ttname"><a href="namespacegtl.html#a5c0d4dea208db4deaa285c06b78d8181">gtl::InsertOrDie</a></div><div class="ttdeci">void InsertOrDie(Collection *const collection, const typename Collection::value_type &value)</div><div class="ttdef"><b>Definition:</b> <a href="map__util_8h_source.html#l00154">map_util.h:154</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1data_1_1vbp_html_a4604191fbd84a43686f44c25d7bd0161a2579881e7c83261bc21bafb5a5c92cad"><div class="ttname"><a href="namespaceoperations__research_1_1data_1_1vbp.html#a4604191fbd84a43686f44c25d7bd0161a2579881e7c83261bc21bafb5a5c92cad">operations_research::data::vbp::OPTIMAL</a></div><div class="ttdeci">@ OPTIMAL</div><div class="ttdef"><b>Definition:</b> <a href="vector__bin__packing_8pb_8h_source.html#l00088">vector_bin_packing.pb.h:88</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1data_1_1vbp_html_a4604191fbd84a43686f44c25d7bd0161a2884fa43446c0cbc9c7a9b74d41d7483"><div class="ttname"><a href="namespaceoperations__research_1_1data_1_1vbp.html#a4604191fbd84a43686f44c25d7bd0161a2884fa43446c0cbc9c7a9b74d41d7483">operations_research::data::vbp::INFEASIBLE</a></div><div class="ttdeci">@ INFEASIBLE</div><div class="ttdef"><b>Definition:</b> <a href="vector__bin__packing_8pb_8h_source.html#l00090">vector_bin_packing.pb.h:90</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1glop_html_a884f3b645d22471e5ed3320e182cd493"><div class="ttname"><a href="namespaceoperations__research_1_1glop.html#a884f3b645d22471e5ed3320e182cd493">operations_research::glop::ProblemStatus</a></div><div class="ttdeci">ProblemStatus</div><div class="ttdef"><b>Definition:</b> <a href="lp__types_8h_source.html#l00102">lp_types.h:102</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#l00332">lp_types.h:332</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a1c3bab427ac8280d7b32019b88ec59b4"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a1c3bab427ac8280d7b32019b88ec59b4">operations_research::math_opt::NumMatrixNonzeros</a></div><div class="ttdeci">int NumMatrixNonzeros(const SparseDoubleMatrixProto &matrix)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00037">math_opt_proto_utils.h:37</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a266628d6b96d7113d9b30c96288f6b50"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a266628d6b96d7113d9b30c96288f6b50">operations_research::math_opt::UpdateIdIndexMap</a></div><div class="ttdeci">void UpdateIdIndexMap(glop::StrictITIVector< IndexType, bool > indices_to_delete, IndexType num_indices, absl::flat_hash_map< int64_t, IndexType > &id_index_map)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00103">glop_solver.cc:103</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a3055f8b845cde39af2c3bed9007d4a06"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a3055f8b845cde39af2c3bed9007d4a06">operations_research::math_opt::NumVariables</a></div><div class="ttdeci">int NumVariables(const VariablesProto &variables)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00029">math_opt_proto_utils.h:29</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a49f967b1420551cce50b84075ab62535"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a49f967b1420551cce50b84075ab62535">operations_research::math_opt::FillSparseDoubleVector</a></div><div class="ttdeci">SparseDoubleVectorProto FillSparseDoubleVector(const std::vector< int64_t > &ids_in_order, const absl::flat_hash_map< int64_t, IndexType > &id_map, const glop::StrictITIVector< IndexType, glop::Fractional > &values, const SparseVectorFilterProto &filter)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00322">glop_solver.cc:322</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a6ca61dfdced1f1d917bb924a90afc3fd"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a6ca61dfdced1f1d917bb924a90afc3fd">operations_research::math_opt::GetSortedIs</a></div><div class="ttdeci">std::vector< int64_t > GetSortedIs(const absl::flat_hash_map< int64_t, T > &id_map)</div><div class="ttdef"><b>Definition:</b> <a href="glop__solver_8cc_source.html#l00340">glop_solver.cc:340</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_a98600a28f0f805ae0cbe04802b0dcbc4"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#a98600a28f0f805ae0cbe04802b0dcbc4">operations_research::math_opt::NumConstraints</a></div><div class="ttdeci">int NumConstraints(const LinearConstraintsProto &linear_constraints)</div><div class="ttdef"><b>Definition:</b> <a href="math__opt__proto__utils_8h_source.html#l00033">math_opt_proto_utils.h:33</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_ac17be684f3a6337b38f287c0a1e8c691"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#ac17be684f3a6337b38f287c0a1e8c691">operations_research::math_opt::MakeView</a></div><div class="ttdeci">SparseVectorView< T > MakeView(absl::Span< const int64_t > ids, const Collection &values)</div><div class="ttdef"><b>Definition:</b> <a href="sparse__vector__view_8h_source.html#l00140">sparse_vector_view.h:140</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1math__opt_html_ad9f50c9313b35cc1e8887057dc4d9645"><div class="ttname"><a href="namespaceoperations__research_1_1math__opt.html#ad9f50c9313b35cc1e8887057dc4d9645">operations_research::math_opt::kInf</a></div><div class="ttdeci">constexpr double kInf</div><div class="ttdef"><b>Definition:</b> <a href="ids__validator_8cc_source.html#l00035">ids_validator.cc:35</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_af904018d9a1c9983624b1ce0331f2bf5"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#af904018d9a1c9983624b1ce0331f2bf5">operations_research::sat::Solve</a></div><div class="ttdeci">CpSolverResponse Solve(const CpModelProto &model_proto)</div><div class="ttdoc">Solves the given CpModelProto and returns an instance of CpSolverResponse.</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l03361">cp_model_solver.cc:3361</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html"><div class="ttname"><a href="namespaceoperations__research.html">operations_research</a></div><div class="ttdoc">Collection of objects used to extend the Constraint Solver library.</div><div class="ttdef"><b>Definition:</b> <a href="dense__doubly__linked__list_8h_source.html#l00021">dense_doubly_linked_list.h:21</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a760c8bbae2698a370004ceaaba9d9920"><div class="ttname"><a href="namespaceoperations__research.html#a760c8bbae2698a370004ceaaba9d9920">operations_research::ProtoEnumToString</a></div><div class="ttdeci">std::string ProtoEnumToString(ProtoEnumType enum_value)</div><div class="ttdef"><b>Definition:</b> <a href="port_2proto__utils_8h_source.html#l00046">port/proto_utils.h:46</a></div></div>
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<div class="ttc" id="anamespaceutil__time_html_a7c8c9c3cc5c68f173f38b0237da3abc9"><div class="ttname"><a href="namespaceutil__time.html#a7c8c9c3cc5c68f173f38b0237da3abc9">util_time::DecodeGoogleApiProto</a></div><div class="ttdeci">inline ::absl::StatusOr< absl::Duration > DecodeGoogleApiProto(const google::protobuf::Duration &proto)</div><div class="ttdef"><b>Definition:</b> <a href="protoutil_8h_source.html#l00042">protoutil.h:42</a></div></div>
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<div class="ttc" id="anamespaceutil__time_html_ac1935e49a14ae747b6ee76804b52bf70"><div class="ttname"><a href="namespaceutil__time.html#ac1935e49a14ae747b6ee76804b52bf70">util_time::EncodeGoogleApiProto</a></div><div class="ttdeci">inline ::absl::StatusOr< google::protobuf::Duration > EncodeGoogleApiProto(absl::Duration d)</div><div class="ttdef"><b>Definition:</b> <a href="protoutil_8h_source.html#l00027">protoutil.h:27</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#l00509">pack.cc:509</a></div></div>
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<div class="ttc" id="aparameters_8pb_8h_html"><div class="ttname"><a href="parameters_8pb_8h.html">parameters.pb.h</a></div></div>
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<div class="ttc" id="aport_2proto__utils_8h_html"><div class="ttname"><a href="port_2proto__utils_8h.html">proto_utils.h</a></div></div>
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<div class="ttc" id="aprotoutil_8h_html"><div class="ttname"><a href="protoutil_8h.html">protoutil.h</a></div></div>
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<div class="ttc" id="arouting__filters_8cc_html_a8e4ee19dee0e00541dbe9bbc83d806ba"><div class="ttname"><a href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a></div><div class="ttdeci">int64_t coefficient</div><div class="ttdef"><b>Definition:</b> <a href="routing__filters_8cc_source.html#l00985">routing_filters.cc:985</a></div></div>
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<div class="ttc" id="asolver__interface_8h_html"><div class="ttname"><a href="solver__interface_8h.html">solver_interface.h</a></div></div>
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<div class="ttc" id="asparse__vector__view_8h_html"><div class="ttname"><a href="sparse__vector__view_8h.html">sparse_vector_view.h</a></div></div>
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<div class="ttc" id="astrong__vector_8h_html"><div class="ttname"><a href="strong__vector_8h.html">strong_vector.h</a></div></div>
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