1762 lines
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1762 lines
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<div class="title">gurobi_interface.cc</div> </div>
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<a href="gurobi__interface_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="comment">// Gurobi backend to MPSolver.</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment">// Implementation Notes:</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment">// Incrementalism (last updated June 29, 2020): For solving both LPs and MIPs,</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment">// Gurobi attempts to reuse information from previous solves, potentially</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment">// giving a faster solve time. MPSolver supports this for the following problem</span></div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment">// modification types:</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment">// * Adding a variable,</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">// * Adding a linear constraint,</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment">// * Updating a variable bound,</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment">// * Updating an objective coefficient or the objective offset (note that in</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment">// Gurobi 7.5 LP solver, there is a bug if you update only the objective</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment">// offset and nothing else).</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment">// * Updating a coefficient in the constraint matrix.</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment">// * Updating the type of variable (integer, continuous)</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment">// * Changing the optimization direction.</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment">// Updates of the following types will force a resolve from scratch:</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment">// * Updating the upper or lower bounds of a linear constraint. Note that in</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// MPSolver's model, this includes updating the sense (le, ge, eq, range) of</span></div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">// a linear constraint.</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment">// * Clearing a constraint</span></div>
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<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment">// Any model containing indicator constraints is considered "non-incremental"</span></div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment">// and will always solve from scratch.</span></div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">// The above limitations are largely due MPSolver and this file, not Gurobi.</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">// Warning(rander): the interactions between callbacks and incrementalism are</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment">// poorly tested, proceed with caution.</span></div>
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<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  </div>
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<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="preprocessor">#include <cmath></span></div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="preprocessor">#include <cstddef></span></div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="preprocessor">#include <cstdint></span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="preprocessor">#include <limits></span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="preprocessor">#include <memory></span></div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="preprocessor">#include <stdexcept></span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="preprocessor">#include <utility></span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="preprocessor">#include <vector></span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  </div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="preprocessor">#include "absl/status/status.h"</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="preprocessor">#include "absl/strings/match.h"</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="preprocessor">#include "absl/strings/str_format.h"</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="preprocessor">#include "<a class="code" href="commandlineflags_8h.html">ortools/base/commandlineflags.h</a>"</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</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="l00060"></a><span class="lineno"> 60</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="l00061"></a><span class="lineno"> 61</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="l00062"></a><span class="lineno"> 62</span> <span class="preprocessor">#include "<a class="code" href="timer_8h.html">ortools/base/timer.h</a>"</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="preprocessor">#include "<a class="code" href="environment_8h.html">ortools/gurobi/environment.h</a>"</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="preprocessor">#include "<a class="code" href="gurobi__proto__solver_8h.html">ortools/linear_solver/gurobi_proto_solver.h</a>"</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="preprocessor">#include "<a class="code" href="linear__solver_8h.html">ortools/linear_solver/linear_solver.h</a>"</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="preprocessor">#include "<a class="code" href="linear__solver__callback_8h.html">ortools/linear_solver/linear_solver_callback.h</a>"</span></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"><a class="line" href="gurobi__interface_8cc.html#adaa899665ccec796d2318d02f5527acf"> 68</a></span> <a class="code" href="gurobi__interface_8cc.html#adaa899665ccec796d2318d02f5527acf">ABSL_FLAG</a>(<span class="keywordtype">int</span>, num_gurobi_threads, 4,</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="stringliteral">"Number of threads available for Gurobi."</span>);</div>
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<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
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<div class="line"><a name="l00071"></a><span class="lineno"> 71</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="l00072"></a><span class="lineno"> 72</span>  </div>
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<div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html"> 73</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1_gurobi_interface.html">GurobiInterface</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a> {</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="comment">// Constructor that takes a name for the underlying GRB solver.</span></div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a279019e7a7637ca68a7388bd560d169b">GurobiInterface</a>(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver, <span class="keywordtype">bool</span> mip);</div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6b7d44535b1a42f8489179318653d4ec">~GurobiInterface</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// Sets the optimization direction (min/max).</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af49d135ea40b2749802105381cf43cf4">SetOptimizationDirection</a>(<span class="keywordtype">bool</span> maximize) <span class="keyword">override</span>;</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>  <span class="comment">// ----- Solve -----</span></div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// Solves the problem using the parameter values specified.</span></div>
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<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">MPSolver::ResultStatus</a> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a4a2cd522f4d71f1bd1f50b9b013b696f">Solve</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a>& param) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  absl::optional<MPSolutionResponse> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ae89a1af6564e5770bc880777f6d5457c">DirectlySolveProto</a>(</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keyword">const</span> MPModelRequest& request) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  </div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// Writes the model.</span></div>
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<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a2e4d86f85b2dae0286025e9bcafcddbe">Write</a>(<span class="keyword">const</span> std::string& filename) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// ----- Model modifications and extraction -----</span></div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="comment">// Resets extracted model</span></div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af82f4acaed7bb39d568e689a9caa63d5">Reset</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  </div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// Modifies bounds.</span></div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#addb54e5a4df07ffca5bcb804b92ae477">SetVariableBounds</a>(<span class="keywordtype">int</span> var_index, <span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a9224449687a7cc715bb50c67579d6e48">SetVariableInteger</a>(<span class="keywordtype">int</span> var_index, <span class="keywordtype">bool</span> integer) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a462b98e5264614683c26f693a9066a53">SetConstraintBounds</a>(<span class="keywordtype">int</span> row_index, <span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// Adds Constraint incrementally.</span></div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a23ead730dda8890a7abecd327edb3a5b">AddRowConstraint</a>(<a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#aeeadd101415d24d02e7ccb85844ef763">AddIndicatorConstraint</a>(<a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">// Adds variable incrementally.</span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#acb9df3ca8afb4544653536fbf27fde55">AddVariable</a>(<a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// Changes a coefficient in a constraint.</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6ce723e5dcc45ed7debd72af8e79e5ec">SetCoefficient</a>(<a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> constraint,</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> variable, <span class="keywordtype">double</span> new_value,</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordtype">double</span> old_value) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// Clears a constraint from all its terms.</span></div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a5b39d139b35756ecf9dd15b61cd3a4e7">ClearConstraint</a>(<a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> constraint) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="comment">// Changes a coefficient in the linear objective</span></div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6a15bb1e739876b4332af0ef8fbf420b">SetObjectiveCoefficient</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> variable,</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  <span class="keywordtype">double</span> <a class="code" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="comment">// Changes the constant term in the linear objective.</span></div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a97e8091c50a3bfc2706b05806a96bdbd">SetObjectiveOffset</a>(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  <span class="comment">// Clears the objective from all its terms.</span></div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af9cf3c86b3e07b1f6761f3d12f04b068">ClearObjective</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a0f868ea21814f5c0e34d8e99d32b1695">BranchingPriorityChangedForVariable</a>(<span class="keywordtype">int</span> var_index) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  </div>
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<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="comment">// ------ Query statistics on the solution and the solve ------</span></div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="comment">// Number of simplex or interior-point iterations</span></div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  int64_t <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ae6985cb017825222a1d260ce55f9c598">iterations</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="comment">// Number of branch-and-bound nodes. Only available for discrete problems.</span></div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  int64_t <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ad574ab34472f639e86c4b5510e58a938">nodes</a>() <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  </div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  <span class="comment">// Returns the basis status of a row.</span></div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6f1bec23477838426baf832738e752de">row_status</a>(<span class="keywordtype">int</span> constraint_index) <span class="keyword">const override</span>;</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="comment">// Returns the basis status of a column.</span></div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af648842d17e3301389e84dbf0cfcef18">column_status</a>(<span class="keywordtype">int</span> variable_index) <span class="keyword">const override</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="comment">// ----- Misc -----</span></div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">// Queries problem type.</span></div>
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<div class="line"><a name="l00133"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a4138871e96e884736818baa24b937ca5"> 133</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a4138871e96e884736818baa24b937ca5">IsContinuous</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ae0c104defe537af5cb4c74472bd855b3">IsLP</a>(); }</div>
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<div class="line"><a name="l00134"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#ae0c104defe537af5cb4c74472bd855b3"> 134</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ae0c104defe537af5cb4c74472bd855b3">IsLP</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> !mip_; }</div>
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<div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#ae3441d342bd353e7ce0aa60662872592"> 135</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ae3441d342bd353e7ce0aa60662872592">IsMIP</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> mip_; }</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
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<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#acbd833d357081a9f005404f4eefde424">ExtractNewVariables</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a9dceba6f59c9e8d43dadb46cab19e14f">ExtractNewConstraints</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a3cf2f9d593dc71ba1d2114bb70d25745">ExtractObjective</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div>
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<div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#aa70fd7de7d1b6eb48564ad89ba711cbe"> 141</a></span>  std::string <a class="code" href="classoperations__research_1_1_gurobi_interface.html#aa70fd7de7d1b6eb48564ad89ba711cbe">SolverVersion</a>()<span class="keyword"> const override </span>{</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="keywordtype">int</span> major, minor, technical;</div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <a class="code" href="namespaceoperations__research.html#a2d8a3119d1dbb2397caf41c215e1bf4d">GRBversion</a>(&major, &minor, &technical);</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordflow">return</span> absl::StrFormat(<span class="stringliteral">"Gurobi library version %d.%d.%d\n"</span>, major, minor,</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  technical);</div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  }</div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  </div>
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<div class="line"><a name="l00148"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a4a29067fc2546e6cbee9b6cb77fa4a22"> 148</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a4a29067fc2546e6cbee9b6cb77fa4a22">InterruptSolve</a>()<span class="keyword"> override </span>{</div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">const</span> absl::MutexLock lock(&hold_interruptions_mutex_);</div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keywordflow">if</span> (model_ != <span class="keyword">nullptr</span>) <a class="code" href="namespaceoperations__research.html#a69e4cf6405f02b16450fec8e1cee1c8f">GRBterminate</a>(model_);</div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  }</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  </div>
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<div class="line"><a name="l00154"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a3311d007f8d5b65f31747fc5b2ab58eb"> 154</a></span>  <span class="keywordtype">void</span>* <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a3311d007f8d5b65f31747fc5b2ab58eb">underlying_solver</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> <span class="keyword">reinterpret_cast<</span><span class="keywordtype">void</span>*<span class="keyword">></span>(model_); }</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  </div>
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<div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a819ccbf734a334c82da1e6e819d23e84"> 156</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a819ccbf734a334c82da1e6e819d23e84">ComputeExactConditionNumber</a>()<span class="keyword"> const override </span>{</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_gurobi_interface.html#a4138871e96e884736818baa24b937ca5">IsContinuous</a>()) {</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"ComputeExactConditionNumber not implemented for"</span></div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  << <span class="stringliteral">" GUROBI_MIXED_INTEGER_PROGRAMMING"</span>;</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">return</span> 0.0;</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  }</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  </div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="comment">// TODO(user,user): Not yet working.</span></div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"ComputeExactConditionNumber not implemented for"</span></div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  << <span class="stringliteral">" GUROBI_LINEAR_PROGRAMMING"</span>;</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="keywordflow">return</span> 0.0;</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="comment">// double cond = 0.0;</span></div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="comment">// const int status = GRBgetdblattr(model_, GRB_DBL_ATTR_KAPPA, &cond);</span></div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="comment">// if (0 == status) {</span></div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="comment">// return cond;</span></div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// } else {</span></div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="comment">// LOG(DFATAL) << "Condition number only available for "</span></div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// << "continuous problems";</span></div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// return 0.0;</span></div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">// }</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>  </div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">// Iterates through the solutions in Gurobi's solution pool.</span></div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af09b34b07f4db68ced0239cc959ee2e2">NextSolution</a>() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  </div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a9436ed8aa5d2540af34e24ba7a8c196d">SetCallback</a>(<a class="code" href="classoperations__research_1_1_m_p_callback.html">MPCallback</a>* mp_callback) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00183"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a7161a285a13ffdffbe90d890d061ab21"> 183</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a7161a285a13ffdffbe90d890d061ab21">SupportsCallbacks</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  </div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// Sets all parameters in the underlying solver.</span></div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordtype">void</span> SetParameters(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a>& param) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// Sets solver-specific parameters (avoiding using files). The previous</span></div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// implementations supported multi-line strings of the form:</span></div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// parameter_i value_i\n</span></div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">// We extend support for strings of the form:</span></div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment">// parameter1=value1,....,parametern=valuen</span></div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="comment">// or for strings of the form:</span></div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// parameter1 value1, ... ,parametern valuen</span></div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// which are easier to set in the command line.</span></div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// This implementations relies on SetSolverSpecificParameters, which has the</span></div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// extra benefit of unifying the way we handle specific parameters for both</span></div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// proto-based solves and for MPModel solves.</span></div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="keywordtype">bool</span> SetSolverSpecificParametersAsString(</div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keyword">const</span> std::string& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">// Sets each parameter in the underlying solver.</span></div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="keywordtype">void</span> SetRelativeMipGap(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordtype">void</span> SetPrimalTolerance(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordtype">void</span> SetDualTolerance(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordtype">void</span> SetPresolveMode(<span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordtype">void</span> SetScalingMode(<span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordtype">void</span> SetLpAlgorithm(<span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> TransformGRBVarBasisStatus(</div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordtype">int</span> gurobi_basis_status) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> TransformGRBConstraintBasisStatus(</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  <span class="keywordtype">int</span> gurobi_basis_status, <span class="keywordtype">int</span> constraint_index) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  </div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment">// See the implementation note at the top of file on incrementalism.</span></div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="keywordtype">bool</span> ModelIsNonincremental() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  </div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keywordtype">void</span> SetIntAttr(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordtype">int</span> GetIntAttr(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordtype">void</span> SetDoubleAttr(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="keywordtype">double</span> GetDoubleAttr(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordtype">void</span> SetIntAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordtype">int</span> GetIntAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="keywordtype">void</span> SetDoubleAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">double</span> GetDoubleAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  std::vector<double> GetDoubleAttrArray(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> elements);</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordtype">void</span> SetCharAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, <span class="keywordtype">char</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordtype">char</span> GetCharAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  </div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordtype">void</span> CheckedGurobiCall(<span class="keywordtype">int</span> err) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  </div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordtype">int</span> SolutionCount() <span class="keyword">const</span>;</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>  <a class="code" href="environment_8h.html#a865e461c79c88bc5c0d5f56087ae4876">GRBmodel</a>* model_;</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <a class="code" href="environment_8h.html#a2963ba0c46b86ac4680fb3bb4ca8b2f3">GRBenv</a>* env_;</div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordtype">bool</span> mip_;</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordtype">int</span> current_solution_index_;</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <a class="code" href="classoperations__research_1_1_m_p_callback.html">MPCallback</a>* callback_ = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordtype">bool</span> update_branching_priorities_ = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">// Has length equal to the number of MPVariables in</span></div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// MPSolverInterface::solver_. Values are the index of the corresponding</span></div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">// Gurobi variable. Note that Gurobi may have additional auxiliary variables</span></div>
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="comment">// not represented by MPVariables, such as those created by two-sided range</span></div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">// constraints.</span></div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  std::vector<int> mp_var_to_gurobi_var_;</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">// Has length equal to the number of MPConstraints in</span></div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// MPSolverInterface::solver_. Values are the index of the corresponding</span></div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// linear (or range) constraint in Gurobi, or -1 if no such constraint exists</span></div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// (e.g. for indicator constraints).</span></div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  std::vector<int> mp_cons_to_gurobi_linear_cons_;</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="comment">// Should match the Gurobi model after it is updated.</span></div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="keywordtype">int</span> num_gurobi_vars_ = 0;</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">// Should match the Gurobi model after it is updated.</span></div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="comment">// NOTE(user): indicator constraints are not counted below.</span></div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="keywordtype">int</span> num_gurobi_linear_cons_ = 0;</div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="comment">// See the implementation note at the top of file on incrementalism.</span></div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordtype">bool</span> had_nonincremental_change_ = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  </div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="comment">// Mutex is held to prevent InterruptSolve() to call GRBterminate() when</span></div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="comment">// model_ is not completely built. It also prevents model_ to be changed</span></div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="comment">// during the execution of GRBterminate().</span></div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="keyword">mutable</span> absl::Mutex hold_interruptions_mutex_;</div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> };</div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  </div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="keyword">namespace </span>{</div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  </div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span> <span class="keywordtype">void</span> CheckedGurobiCall(<span class="keywordtype">int</span> err, <a class="code" href="environment_8h.html#a2963ba0c46b86ac4680fb3bb4ca8b2f3">GRBenv</a>* <span class="keyword">const</span> env) {</div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <a class="code" href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a>(0, err) << <span class="stringliteral">"Fatal error with code "</span> << err << <span class="stringliteral">", due to "</span></div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  << <a class="code" href="namespaceoperations__research.html#a6e3a7ab84a516ee67eb78d50ac3987e2">GRBgeterrormsg</a>(env);</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> }</div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  </div>
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<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="comment">// For interacting directly with the Gurobi C API for callbacks.</span></div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> <span class="keyword">struct </span>GurobiInternalCallbackContext {</div>
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<div class="line"><a name="l00273"></a><span class="lineno"><a class="line" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf"> 273</a></span>  <a class="code" href="environment_8h.html#a865e461c79c88bc5c0d5f56087ae4876">GRBmodel</a>* <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>;</div>
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<div class="line"><a name="l00274"></a><span class="lineno"><a class="line" href="gurobi__interface_8cc.html#a45caf72ee09f51c56949bce7db7af2ba"> 274</a></span>  <span class="keywordtype">void</span>* <a class="code" href="gurobi__interface_8cc.html#a45caf72ee09f51c56949bce7db7af2ba">gurobi_internal_callback_data</a>;</div>
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<div class="line"><a name="l00275"></a><span class="lineno"><a class="line" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69"> 275</a></span>  <span class="keywordtype">int</span> <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a>;</div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> };</div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  </div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="keyword">class </span>GurobiMPCallbackContext : <span class="keyword">public</span> MPCallbackContext {</div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  GurobiMPCallbackContext(<a class="code" href="environment_8h.html#a2963ba0c46b86ac4680fb3bb4ca8b2f3">GRBenv</a>* env,</div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keyword">const</span> std::vector<int>* mp_var_to_gurobi_var,</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordtype">int</span> num_gurobi_vars, <span class="keywordtype">bool</span> might_add_cuts,</div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="keywordtype">bool</span> might_add_lazy_constraints);</div>
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  </div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="comment">// Implementation of the interface.</span></div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <a class="code" href="namespaceoperations__research.html#a4f0b2adea9a4297f27df941fe3ed3831">MPCallbackEvent</a> Event() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordtype">bool</span> CanQueryVariableValues() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordtype">double</span> VariableValue(<span class="keyword">const</span> MPVariable* variable) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordtype">void</span> AddCut(<span class="keyword">const</span> LinearRange& cutting_plane) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordtype">void</span> AddLazyConstraint(<span class="keyword">const</span> LinearRange& lazy_constraint) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  <span class="keywordtype">double</span> SuggestSolution(</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keyword">const</span> absl::flat_hash_map<const MPVariable*, double>& solution) <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  int64_t NumExploredNodes() <span class="keyword">override</span>;</div>
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<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  </div>
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<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  <span class="comment">// Call this method to update the internal state of the callback context</span></div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment">// before passing it to MPCallback::RunCallback().</span></div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  <span class="keywordtype">void</span> UpdateFromGurobiState(</div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  <span class="keyword">const</span> GurobiInternalCallbackContext& gurobi_internal_context);</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  </div>
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<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  <span class="comment">// Wraps GRBcbget(), used to query the state of the solver. See</span></div>
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<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="comment">// http://www.gurobi.com/documentation/8.0/refman/callback_codes.html#sec:CallbackCodes</span></div>
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  <span class="comment">// for callback_code values.</span></div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  T GurobiCallbackGet(</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keyword">const</span> GurobiInternalCallbackContext& gurobi_internal_context,</div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keywordtype">int</span> callback_code);</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keywordtype">void</span> CheckedGurobiCall(<span class="keywordtype">int</span> gurobi_error_code) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  </div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keyword">template</span> <<span class="keyword">typename</span> GRBConstra<span class="keywordtype">int</span>Function></div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordtype">void</span> AddGeneratedConstraint(<span class="keyword">const</span> LinearRange& linear_range,</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  GRBConstraintFunction grb_constraint_function);</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  </div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <a class="code" href="environment_8h.html#a2963ba0c46b86ac4680fb3bb4ca8b2f3">GRBenv</a>* <span class="keyword">const</span> env_;</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keyword">const</span> std::vector<int>* <span class="keyword">const</span> mp_var_to_gurobi_var_;</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> num_gurobi_vars_;</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  </div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> might_add_cuts_;</div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> might_add_lazy_constraints_;</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  </div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="comment">// Stateful, updated before each call to the callback.</span></div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  GurobiInternalCallbackContext current_gurobi_internal_callback_context_;</div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  <span class="keywordtype">bool</span> variable_values_extracted_ = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  std::vector<double> gurobi_variable_values_;</div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> };</div>
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  </div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="keywordtype">void</span> GurobiMPCallbackContext::CheckedGurobiCall(<span class="keywordtype">int</span> gurobi_error_code)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  ::operations_research::CheckedGurobiCall(gurobi_error_code, env_);</div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> }</div>
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<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  </div>
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> GurobiMPCallbackContext::GurobiMPCallbackContext(</div>
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <a class="code" href="environment_8h.html#a2963ba0c46b86ac4680fb3bb4ca8b2f3">GRBenv</a>* env, <span class="keyword">const</span> std::vector<int>* mp_var_to_gurobi_var,</div>
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<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keywordtype">int</span> num_gurobi_vars, <span class="keywordtype">bool</span> might_add_cuts, <span class="keywordtype">bool</span> might_add_lazy_constraints)</div>
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  : env_(<a class="code" href="base_2logging_8h.html#aeef651f886eb5252c08835194213efe2">ABSL_DIE_IF_NULL</a>(env)),</div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  mp_var_to_gurobi_var_(<a class="code" href="base_2logging_8h.html#aeef651f886eb5252c08835194213efe2">ABSL_DIE_IF_NULL</a>(mp_var_to_gurobi_var)),</div>
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<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  num_gurobi_vars_(num_gurobi_vars),</div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  might_add_cuts_(might_add_cuts),</div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  might_add_lazy_constraints_(might_add_lazy_constraints) {}</div>
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  </div>
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="keywordtype">void</span> GurobiMPCallbackContext::UpdateFromGurobiState(</div>
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<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keyword">const</span> GurobiInternalCallbackContext& gurobi_internal_context) {</div>
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  current_gurobi_internal_callback_context_ = gurobi_internal_context;</div>
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<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  variable_values_extracted_ = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> }</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  </div>
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<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> int64_t GurobiMPCallbackContext::NumExploredNodes() {</div>
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="keywordflow">switch</span> (Event()) {</div>
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordflow">case</span> MPCallbackEvent::kMipNode:</div>
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(GurobiCallbackGet<double>(</div>
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  current_gurobi_internal_callback_context_, <a class="code" href="environment_8h.html#aff582a5106fb7b0af23d2e76c81e664e">GRB_CB_MIPNODE_NODCNT</a>));</div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keywordflow">case</span> MPCallbackEvent::kMipSolution:</div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(GurobiCallbackGet<double>(</div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  current_gurobi_internal_callback_context_, <a class="code" href="environment_8h.html#a6d9cf52eabffeae7e6a9a96196518f68">GRB_CB_MIPSOL_NODCNT</a>));</div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  <span class="keywordflow">default</span>:</div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</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">"Node count is supported only for callback events MIP_NODE "</span></div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="stringliteral">"and MIP_SOL, but was requested at: "</span></div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  << <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(Event());</div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  }</div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> }</div>
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  </div>
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="keyword">template</span> <<span class="keyword">typename</span> T></div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> T GurobiMPCallbackContext::GurobiCallbackGet(</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keyword">const</span> GurobiInternalCallbackContext& gurobi_internal_context,</div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> callback_code) {</div>
|
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  T result = 0;</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  CheckedGurobiCall(</div>
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <a class="code" href="namespaceoperations__research.html#a47dfe898be4c2a59df528e39e96d0798">GRBcbget</a>(gurobi_internal_context.gurobi_internal_callback_data,</div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  gurobi_internal_context.where, callback_code,</div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">static_cast<</span><span class="keywordtype">void</span>*<span class="keyword">></span>(&result)));</div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <span class="keywordflow">return</span> result;</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>  </div>
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<div class="line"><a name="l00373"></a><span class="lineno"> 373</span> <a class="code" href="namespaceoperations__research.html#a4f0b2adea9a4297f27df941fe3ed3831">MPCallbackEvent</a> GurobiMPCallbackContext::Event() {</div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordflow">switch</span> (current_gurobi_internal_callback_context_.where) {</div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#abb3f655e9eb74e37fbf2d11cb0efad5d">GRB_CB_POLLING</a>:</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  <span class="keywordflow">return</span> MPCallbackEvent::kPolling;</div>
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<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a89b0c088ac628a567b841f57a21abed8">GRB_CB_PRESOLVE</a>:</div>
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <span class="keywordflow">return</span> MPCallbackEvent::kPresolve;</div>
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a52444d4642a70bdfb1ffa1e3f120f4ec">GRB_CB_SIMPLEX</a>:</div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  <span class="keywordflow">return</span> MPCallbackEvent::kSimplex;</div>
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<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#aab6ab7165db7d2c53281d91bdf208f6f">GRB_CB_MIP</a>:</div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keywordflow">return</span> MPCallbackEvent::kMip;</div>
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<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a0a5caff77126a575cb1c3136c78ea5e6">GRB_CB_MIPSOL</a>:</div>
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<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  <span class="keywordflow">return</span> MPCallbackEvent::kMipSolution;</div>
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<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#ab615ac552ba7202f8912556da65f22e0">GRB_CB_MIPNODE</a>:</div>
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">return</span> MPCallbackEvent::kMipNode;</div>
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#ac43c2cbdae9008fbe1b6a81d9b4694a8">GRB_CB_MESSAGE</a>:</div>
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<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  <span class="keywordflow">return</span> MPCallbackEvent::kMessage;</div>
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<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a1839c94e6deb4c80e8acf5b78a7937fc">GRB_CB_BARRIER</a>:</div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">return</span> MPCallbackEvent::kBarrier;</div>
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="comment">// TODO(b/112427356): in Gurobi 8.0, there is a new callback location.</span></div>
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<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  <span class="comment">// case GRB_CB_MULTIOBJ:</span></div>
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<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <span class="comment">// return MPCallbackEvent::kMultiObj;</span></div>
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="keywordflow">default</span>:</div>
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<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <a class="code" href="base_2logging_8h.html#a11a0a0af0f450d7c6f810d960aa408fc">LOG_FIRST_N</a>(<a class="code" href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a>, 1) << <span class="stringliteral">"Gurobi callback at unknown where="</span></div>
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<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  << current_gurobi_internal_callback_context_.where;</div>
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">return</span> MPCallbackEvent::kUnknown;</div>
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<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  }</div>
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<div class="line"><a name="l00399"></a><span class="lineno"> 399</span> }</div>
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<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  </div>
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<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="keywordtype">bool</span> GurobiMPCallbackContext::CanQueryVariableValues() {</div>
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<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research.html#a4f0b2adea9a4297f27df941fe3ed3831">MPCallbackEvent</a> <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> = Event();</div>
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<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keywordflow">if</span> (<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipSolution) {</div>
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<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</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>  <span class="keywordflow">if</span> (<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipNode) {</div>
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<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> gurobi_node_status = GurobiCallbackGet<int>(</div>
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<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  current_gurobi_internal_callback_context_, <a class="code" href="environment_8h.html#a6f9cab1c3a4ef170a32b76fa5616b05e">GRB_CB_MIPNODE_STATUS</a>);</div>
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<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordflow">return</span> gurobi_node_status == <a class="code" href="environment_8h.html#a43d3b5140bdab02bbc8fff16b910b854">GRB_OPTIMAL</a>;</div>
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<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  }</div>
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<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> }</div>
|
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<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  </div>
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="keywordtype">double</span> GurobiMPCallbackContext::VariableValue(<span class="keyword">const</span> MPVariable* variable) {</div>
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<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(variable != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  <span class="keywordflow">if</span> (!variable_values_extracted_) {</div>
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research.html#a4f0b2adea9a4297f27df941fe3ed3831">MPCallbackEvent</a> <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> = Event();</div>
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<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipSolution ||</div>
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<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipNode)</div>
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<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  << <span class="stringliteral">"You can only call VariableValue at "</span></div>
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  << <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(MPCallbackEvent::kMipSolution) << <span class="stringliteral">" or "</span></div>
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<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  << <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(MPCallbackEvent::kMipNode)</div>
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<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  << <span class="stringliteral">" but called from: "</span> << <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a>);</div>
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<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> gurobi_get_var_param = <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipNode</div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  ? <a class="code" href="environment_8h.html#a4afc9caa8d78d2754061f82919d3ee58">GRB_CB_MIPNODE_REL</a></div>
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<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  : <a class="code" href="environment_8h.html#af4b792d08f1ac5f7878f80eaf432df48">GRB_CB_MIPSOL_SOL</a>;</div>
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<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  </div>
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<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  gurobi_variable_values_.resize(num_gurobi_vars_);</div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a47dfe898be4c2a59df528e39e96d0798">GRBcbget</a>(</div>
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<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  current_gurobi_internal_callback_context_.gurobi_internal_callback_data,</div>
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  current_gurobi_internal_callback_context_.where, gurobi_get_var_param,</div>
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<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keyword">static_cast<</span><span class="keywordtype">void</span>*<span class="keyword">></span>(gurobi_variable_values_.data())));</div>
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<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  variable_values_extracted_ = <span class="keyword">true</span>;</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>  <span class="keywordflow">return</span> gurobi_variable_values_[mp_var_to_gurobi_var_->at(variable->index())];</div>
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<div class="line"><a name="l00436"></a><span class="lineno"> 436</span> }</div>
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<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  </div>
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<div class="line"><a name="l00438"></a><span class="lineno"> 438</span> <span class="keyword">template</span> <<span class="keyword">typename</span> GRBConstra<span class="keywordtype">int</span>Function></div>
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<div class="line"><a name="l00439"></a><span class="lineno"> 439</span> <span class="keywordtype">void</span> GurobiMPCallbackContext::AddGeneratedConstraint(</div>
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<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keyword">const</span> LinearRange& linear_range,</div>
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  GRBConstraintFunction grb_constraint_function) {</div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  std::vector<int> variable_indices;</div>
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  std::vector<double> variable_coefficients;</div>
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<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> num_terms = linear_range.linear_expr().terms().size();</div>
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<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  variable_indices.reserve(num_terms);</div>
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<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  variable_coefficients.reserve(num_terms);</div>
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<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& var_coef_pair : linear_range.linear_expr().terms()) {</div>
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  variable_indices.push_back(</div>
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<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  mp_var_to_gurobi_var_->at(var_coef_pair.first->index()));</div>
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<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  variable_coefficients.push_back(var_coef_pair.second);</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>  <span class="keywordflow">if</span> (std::isfinite(linear_range.upper_bound())) {</div>
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<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  CheckedGurobiCall(grb_constraint_function(</div>
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<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  current_gurobi_internal_callback_context_.gurobi_internal_callback_data,</div>
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<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  variable_indices.size(), variable_indices.data(),</div>
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<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  variable_coefficients.data(), <a class="code" href="environment_8h.html#ad789b60cb2feff34abddf416dcdba0c9">GRB_LESS_EQUAL</a>,</div>
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<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  linear_range.upper_bound()));</div>
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<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  }</div>
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<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  <span class="keywordflow">if</span> (std::isfinite(linear_range.lower_bound())) {</div>
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<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  CheckedGurobiCall(grb_constraint_function(</div>
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<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  current_gurobi_internal_callback_context_.gurobi_internal_callback_data,</div>
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<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  variable_indices.size(), variable_indices.data(),</div>
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<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  variable_coefficients.data(), <a class="code" href="environment_8h.html#a2f1213e965bc4f4239c9178b6e8af074">GRB_GREATER_EQUAL</a>,</div>
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<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  linear_range.lower_bound()));</div>
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<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> }</div>
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<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  </div>
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<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="keywordtype">void</span> GurobiMPCallbackContext::AddCut(<span class="keyword">const</span> LinearRange& cutting_plane) {</div>
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<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(might_add_cuts_);</div>
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<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research.html#a4f0b2adea9a4297f27df941fe3ed3831">MPCallbackEvent</a> <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> = Event();</div>
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<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipNode)</div>
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<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  << <span class="stringliteral">"Cuts can only be added at MIP_NODE, tried to add cut at: "</span></div>
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<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  << <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a>);</div>
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<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  AddGeneratedConstraint(cutting_plane, <a class="code" href="namespaceoperations__research.html#ae34339d979ba0033f7e47a88913e2d60">GRBcbcut</a>);</div>
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<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> }</div>
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<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  </div>
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<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="keywordtype">void</span> GurobiMPCallbackContext::AddLazyConstraint(</div>
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<div class="line"><a name="l00478"></a><span class="lineno"> 478</span>  <span class="keyword">const</span> LinearRange& lazy_constraint) {</div>
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|
<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(might_add_lazy_constraints_);</div>
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<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research.html#a4f0b2adea9a4297f27df941fe3ed3831">MPCallbackEvent</a> <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> = Event();</div>
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|
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipNode ||</div>
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|
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipSolution)</div>
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|
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  << <span class="stringliteral">"Lazy constraints can only be added at MIP_NODE or MIP_SOL, tried to "</span></div>
|
|
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  <span class="stringliteral">"add lazy constraint at: "</span></div>
|
|
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  << <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a>);</div>
|
|
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  AddGeneratedConstraint(lazy_constraint, <a class="code" href="namespaceoperations__research.html#a33d1abd321c8db939e166390ac01cc1e">GRBcblazy</a>);</div>
|
|
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span> }</div>
|
|
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  </div>
|
|
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span> <span class="keywordtype">double</span> GurobiMPCallbackContext::SuggestSolution(</div>
|
|
<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  <span class="keyword">const</span> absl::flat_hash_map<const MPVariable*, double>& solution) {</div>
|
|
<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keyword">const</span> <a class="code" href="namespaceoperations__research.html#a4f0b2adea9a4297f27df941fe3ed3831">MPCallbackEvent</a> <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> = Event();</div>
|
|
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a> == MPCallbackEvent::kMipNode)</div>
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|
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  << <span class="stringliteral">"Feasible solutions can only be added at MIP_NODE, tried to add "</span></div>
|
|
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="stringliteral">"solution at: "</span></div>
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|
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  << <a class="code" href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">ToString</a>(<a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a>);</div>
|
|
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  </div>
|
|
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  std::vector<double> full_solution(num_gurobi_vars_, <a class="code" href="environment_8h.html#af1ed3c79be1f7b75cf20ab2ecfffbca6">GRB_UNDEFINED</a>);</div>
|
|
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& variable_value : solution) {</div>
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|
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="keyword">const</span> MPVariable* <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = variable_value.first;</div>
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|
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  full_solution[mp_var_to_gurobi_var_->at(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->index())] =</div>
|
|
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  variable_value.second;</div>
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<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  }</div>
|
|
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  </div>
|
|
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keywordtype">double</span> objval;</div>
|
|
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#ab4617e07ad4b1c37b128c99095da1bd1">GRBcbsolution</a>(</div>
|
|
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  current_gurobi_internal_callback_context_.gurobi_internal_callback_data,</div>
|
|
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  full_solution.data(), &objval));</div>
|
|
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  </div>
|
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<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <span class="keywordflow">return</span> objval;</div>
|
|
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> }</div>
|
|
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  </div>
|
|
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="keyword">struct </span>MPCallbackWithGurobiContext {</div>
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<div class="line"><a name="l00513"></a><span class="lineno"><a class="line" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6"> 513</a></span>  GurobiMPCallbackContext* <a class="code" href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a>;</div>
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<div class="line"><a name="l00514"></a><span class="lineno"><a class="line" href="gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36"> 514</a></span>  MPCallback* <a class="code" href="gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36">callback</a>;</div>
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<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> };</div>
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<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  </div>
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<div class="line"><a name="l00517"></a><span class="lineno"> 517</span> <span class="comment">// NOTE(user): This function must have this exact API, because we are passing</span></div>
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<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> <span class="comment">// it to Gurobi as a callback.</span></div>
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|
<div class="line"><a name="l00519"></a><span class="lineno"> 519</span> <span class="keywordtype">int</span> <a class="code" href="environment_8h.html#a288f0600218f400d9e3f90279d21c37d">GUROBI_STDCALL</a> CallbackImpl(<a class="code" href="environment_8h.html#a865e461c79c88bc5c0d5f56087ae4876">GRBmodel</a>* <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>,</div>
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<div class="line"><a name="l00520"></a><span class="lineno"> 520</span>  <span class="keywordtype">void</span>* <a class="code" href="gurobi__interface_8cc.html#a45caf72ee09f51c56949bce7db7af2ba">gurobi_internal_callback_data</a>, <span class="keywordtype">int</span> <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a>,</div>
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<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordtype">void</span>* raw_model_and_callback) {</div>
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<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  MPCallbackWithGurobiContext* <span class="keyword">const</span> callback_with_context =</div>
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|
<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keyword">static_cast<</span>MPCallbackWithGurobiContext*<span class="keyword">></span>(raw_model_and_callback);</div>
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<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(callback_with_context != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(callback_with_context->context != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(callback_with_context->callback != <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  GurobiInternalCallbackContext gurobi_internal_context{</div>
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|
<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>, <a class="code" href="gurobi__interface_8cc.html#a45caf72ee09f51c56949bce7db7af2ba">gurobi_internal_callback_data</a>, <a class="code" href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a>};</div>
|
|
<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  callback_with_context->context->UpdateFromGurobiState(</div>
|
|
<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  gurobi_internal_context);</div>
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<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  callback_with_context->callback->RunCallback(callback_with_context->context);</div>
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<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  <span class="keywordflow">return</span> 0;</div>
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<div class="line"><a name="l00533"></a><span class="lineno"> 533</span> }</div>
|
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<div class="line"><a name="l00534"></a><span class="lineno"> 534</span>  </div>
|
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<div class="line"><a name="l00535"></a><span class="lineno"> 535</span> } <span class="comment">// namespace</span></div>
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|
<div class="line"><a name="l00536"></a><span class="lineno"> 536</span>  </div>
|
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<div class="line"><a name="l00537"></a><span class="lineno"> 537</span> <span class="keywordtype">void</span> GurobiInterface::CheckedGurobiCall(<span class="keywordtype">int</span> err)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  ::operations_research::CheckedGurobiCall(err, env_);</div>
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<div class="line"><a name="l00539"></a><span class="lineno"> 539</span> }</div>
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<div class="line"><a name="l00540"></a><span class="lineno"> 540</span>  </div>
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<div class="line"><a name="l00541"></a><span class="lineno"> 541</span> <span class="keywordtype">void</span> GurobiInterface::SetIntAttr(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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<div class="line"><a name="l00542"></a><span class="lineno"> 542</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a2f41a80190ebfeab50fd2cb4c66e51cb">GRBsetintattr</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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|
<div class="line"><a name="l00543"></a><span class="lineno"> 543</span> }</div>
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<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  </div>
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<div class="line"><a name="l00545"></a><span class="lineno"> 545</span> <span class="keywordtype">int</span> GurobiInterface::GetIntAttr(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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|
<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#afccf2eccc1e7d4c083e47b0b19ae90be">GRBgetintattr</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, &<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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|
<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  <span class="keywordflow">return</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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|
<div class="line"><a name="l00549"></a><span class="lineno"> 549</span> }</div>
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<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  </div>
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<div class="line"><a name="l00551"></a><span class="lineno"> 551</span> <span class="keywordtype">void</span> GurobiInterface::SetDoubleAttr(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#ae6308440cc9d3ed5416cf5219f3e1fef">GRBsetdblattr</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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|
<div class="line"><a name="l00553"></a><span class="lineno"> 553</span> }</div>
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<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  </div>
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<div class="line"><a name="l00555"></a><span class="lineno"> 555</span> <span class="keywordtype">double</span> GurobiInterface::GetDoubleAttr(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>)<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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|
<div class="line"><a name="l00557"></a><span class="lineno"> 557</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a13096db0327ba8156cb2f5215eaeb9db">GRBgetdblattr</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, &<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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|
<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  <span class="keywordflow">return</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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<div class="line"><a name="l00559"></a><span class="lineno"> 559</span> }</div>
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<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  </div>
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<div class="line"><a name="l00561"></a><span class="lineno"> 561</span> <span class="keywordtype">void</span> GurobiInterface::SetIntAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <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="l00562"></a><span class="lineno"> 562</span>  <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a9d36831683588c7be928bf1afee486e3">GRBsetintattrelement</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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|
<div class="line"><a name="l00564"></a><span class="lineno"> 564</span> }</div>
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<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  </div>
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<div class="line"><a name="l00566"></a><span class="lineno"> 566</span> <span class="keywordtype">int</span> GurobiInterface::GetIntAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  <span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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|
<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a595ec95787b121daa2b3ff34fb7ad635">GRBgetintattrelement</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, &<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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|
<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keywordflow">return</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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|
<div class="line"><a name="l00570"></a><span class="lineno"> 570</span> }</div>
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|
<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  </div>
|
|
<div class="line"><a name="l00572"></a><span class="lineno"> 572</span> <span class="keywordtype">void</span> GurobiInterface::SetDoubleAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <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="l00573"></a><span class="lineno"> 573</span>  <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a78a839d849c2d75ef5ff32f25fbbc4a4">GRBsetdblattrelement</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a name="l00575"></a><span class="lineno"> 575</span> }</div>
|
|
<div class="line"><a name="l00576"></a><span class="lineno"> 576</span> <span class="keywordtype">double</span> GurobiInterface::GetDoubleAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
|
|
<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
|
|
<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#aa5fa17837fd2d3e7f10742894060694b">GRBgetdblattrelement</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, &<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="keywordflow">return</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
|
|
<div class="line"><a name="l00581"></a><span class="lineno"> 581</span> }</div>
|
|
<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  </div>
|
|
<div class="line"><a name="l00583"></a><span class="lineno"> 583</span> std::vector<double> GurobiInterface::GetDoubleAttrArray(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>,</div>
|
|
<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  <span class="keywordtype">int</span> elements) {</div>
|
|
<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  std::vector<double> results(elements);</div>
|
|
<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  CheckedGurobiCall(</div>
|
|
<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  <a class="code" href="namespaceoperations__research.html#a7fe5c509c991d915e0adf06e82ede5d4">GRBgetdblattrarray</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, 0, elements, results.data()));</div>
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|
<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keywordflow">return</span> results;</div>
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<div class="line"><a name="l00589"></a><span class="lineno"> 589</span> }</div>
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<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  </div>
|
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<div class="line"><a name="l00591"></a><span class="lineno"> 591</span> <span class="keywordtype">void</span> GurobiInterface::SetCharAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <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="l00592"></a><span class="lineno"> 592</span>  <span class="keywordtype">char</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a9ba413de24c66783a93ad29185efd573">GRBsetcharattrelement</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
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|
<div class="line"><a name="l00594"></a><span class="lineno"> 594</span> }</div>
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<div class="line"><a name="l00595"></a><span class="lineno"> 595</span> <span class="keywordtype">char</span> GurobiInterface::GetCharAttrElement(<span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  <span class="keywordtype">char</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a08bc795589222d5e3b2281a52daf547c">GRBgetcharattrelement</a>(model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, &<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a name="l00598"></a><span class="lineno"> 598</span>  <span class="keywordflow">return</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>;</div>
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|
<div class="line"><a name="l00599"></a><span class="lineno"> 599</span> }</div>
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<div class="line"><a name="l00600"></a><span class="lineno"> 600</span>  </div>
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<div class="line"><a name="l00601"></a><span class="lineno"> 601</span> <span class="comment">// Creates a LP/MIP instance with the specified name and minimization objective.</span></div>
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<div class="line"><a name="l00602"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a279019e7a7637ca68a7388bd560d169b"> 602</a></span> GurobiInterface::GurobiInterface(<a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver, <span class="keywordtype">bool</span> mip)</div>
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<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  : <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>(solver),</div>
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<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  model_(nullptr),</div>
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<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  env_(nullptr),</div>
|
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<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  mip_(mip),</div>
|
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<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  current_solution_index_(0) {</div>
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<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  env_ = <a class="code" href="namespaceoperations__research.html#a6fb0c68e3b93033a6161597239899e38">GetGurobiEnv</a>().value();</div>
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<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#ad530ac40f508600aa495f638d813748b">GRBnewmodel</a>(env_, &model_, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->name_.c_str(),</div>
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<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  0, <span class="comment">// numvars</span></div>
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<div class="line"><a name="l00611"></a><span class="lineno"> 611</span>  <span class="keyword">nullptr</span>, <span class="comment">// obj</span></div>
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<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  <span class="keyword">nullptr</span>, <span class="comment">// lb</span></div>
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<div class="line"><a name="l00613"></a><span class="lineno"> 613</span>  <span class="keyword">nullptr</span>, <span class="comment">// ub</span></div>
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<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  <span class="keyword">nullptr</span>, <span class="comment">// vtype</span></div>
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<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="keyword">nullptr</span>)); <span class="comment">// varnanes</span></div>
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<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  SetIntAttr(<a class="code" href="environment_8h.html#a233cfbc39ea682329dabec1fbb4d4cbd">GRB_INT_ATTR_MODELSENSE</a>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">maximize_</a> ? <a class="code" href="environment_8h.html#a1d47332af7cf793e9b5cc80998ea4afe">GRB_MAXIMIZE</a> : <a class="code" href="environment_8h.html#ad4477c4c3cade685194ae6957edce447">GRB_MINIMIZE</a>);</div>
|
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<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(env_, <a class="code" href="environment_8h.html#a40ab1a4641611c40bfd77517d0560166">GRB_INT_PAR_THREADS</a>,</div>
|
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<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  absl::GetFlag(FLAGS_num_gurobi_threads)));</div>
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<div class="line"><a name="l00619"></a><span class="lineno"> 619</span> }</div>
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<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  </div>
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<div class="line"><a name="l00621"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a6b7d44535b1a42f8489179318653d4ec"> 621</a></span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6b7d44535b1a42f8489179318653d4ec">GurobiInterface::~GurobiInterface</a>() {</div>
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<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a5d18796445ee5d664e591b74df135990">GRBfreemodel</a>(model_));</div>
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<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  <a class="code" href="namespaceoperations__research.html#ad811d8a5b2cd5f5b1c3598fad842b00b">GRBfreeenv</a>(env_);</div>
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<div class="line"><a name="l00624"></a><span class="lineno"> 624</span> }</div>
|
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<div class="line"><a name="l00625"></a><span class="lineno"> 625</span>  </div>
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<div class="line"><a name="l00626"></a><span class="lineno"> 626</span> <span class="comment">// ------ Model modifications and extraction -----</span></div>
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<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  </div>
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<div class="line"><a name="l00628"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#af82f4acaed7bb39d568e689a9caa63d5"> 628</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af82f4acaed7bb39d568e689a9caa63d5">GurobiInterface::Reset</a>() {</div>
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<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  <span class="comment">// We hold calls to GRBterminate() until the new model_ is ready.</span></div>
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<div class="line"><a name="l00630"></a><span class="lineno"> 630</span>  <span class="keyword">const</span> absl::MutexLock lock(&hold_interruptions_mutex_);</div>
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<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  </div>
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<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  <a class="code" href="environment_8h.html#a865e461c79c88bc5c0d5f56087ae4876">GRBmodel</a>* old_model = model_;</div>
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<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#ad530ac40f508600aa495f638d813748b">GRBnewmodel</a>(env_, &model_, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->name_.c_str(),</div>
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<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  0, <span class="comment">// numvars</span></div>
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<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  <span class="keyword">nullptr</span>, <span class="comment">// obj</span></div>
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<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  <span class="keyword">nullptr</span>, <span class="comment">// lb</span></div>
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<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  <span class="keyword">nullptr</span>, <span class="comment">// ub</span></div>
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<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keyword">nullptr</span>, <span class="comment">// vtype</span></div>
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<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  <span class="keyword">nullptr</span>)); <span class="comment">// varnames</span></div>
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<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  </div>
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<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  <span class="comment">// Copy all existing parameters from the previous model to the new one. This</span></div>
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<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  <span class="comment">// ensures that if a user calls multiple times</span></div>
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<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  <span class="comment">// SetSolverSpecificParametersAsString() and then Reset() is called, we still</span></div>
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<div class="line"><a name="l00644"></a><span class="lineno"> 644</span>  <span class="comment">// take into account all parameters.</span></div>
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<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00646"></a><span class="lineno"> 646</span>  <span class="comment">// The current code only reapplies the parameters stored in</span></div>
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<div class="line"><a name="l00647"></a><span class="lineno"> 647</span>  <span class="comment">// solver_specific_parameter_string_ at the start of the solve; other</span></div>
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<div class="line"><a name="l00648"></a><span class="lineno"> 648</span>  <span class="comment">// parameters set by previous calls are only kept in the Gurobi model.</span></div>
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<div class="line"><a name="l00649"></a><span class="lineno"> 649</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a5b95a28bdf709458488fdffe0da6a8e1">GRBcopyparams</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(old_model)));</div>
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<div class="line"><a name="l00650"></a><span class="lineno"> 650</span>  </div>
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<div class="line"><a name="l00651"></a><span class="lineno"> 651</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a5d18796445ee5d664e591b74df135990">GRBfreemodel</a>(old_model));</div>
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<div class="line"><a name="l00652"></a><span class="lineno"> 652</span>  old_model = <span class="keyword">nullptr</span>;</div>
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<div class="line"><a name="l00653"></a><span class="lineno"> 653</span>  </div>
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<div class="line"><a name="l00654"></a><span class="lineno"> 654</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab2b08a14c8c4d2242558d3fa6a436e8c">ResetExtractionInformation</a>();</div>
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<div class="line"><a name="l00655"></a><span class="lineno"> 655</span>  mp_var_to_gurobi_var_.clear();</div>
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<div class="line"><a name="l00656"></a><span class="lineno"> 656</span>  mp_cons_to_gurobi_linear_cons_.clear();</div>
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<div class="line"><a name="l00657"></a><span class="lineno"> 657</span>  num_gurobi_vars_ = 0;</div>
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<div class="line"><a name="l00658"></a><span class="lineno"> 658</span>  num_gurobi_linear_cons_ = 0;</div>
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<div class="line"><a name="l00659"></a><span class="lineno"> 659</span>  had_nonincremental_change_ = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l00660"></a><span class="lineno"> 660</span> }</div>
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<div class="line"><a name="l00661"></a><span class="lineno"> 661</span>  </div>
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<div class="line"><a name="l00662"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#af49d135ea40b2749802105381cf43cf4"> 662</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af49d135ea40b2749802105381cf43cf4">GurobiInterface::SetOptimizationDirection</a>(<span class="keywordtype">bool</span> maximize) {</div>
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<div class="line"><a name="l00663"></a><span class="lineno"> 663</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">InvalidateSolutionSynchronization</a>();</div>
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|
<div class="line"><a name="l00664"></a><span class="lineno"> 664</span>  SetIntAttr(<a class="code" href="environment_8h.html#a233cfbc39ea682329dabec1fbb4d4cbd">GRB_INT_ATTR_MODELSENSE</a>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">maximize_</a> ? <a class="code" href="environment_8h.html#a1d47332af7cf793e9b5cc80998ea4afe">GRB_MAXIMIZE</a> : <a class="code" href="environment_8h.html#ad4477c4c3cade685194ae6957edce447">GRB_MINIMIZE</a>);</div>
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<div class="line"><a name="l00665"></a><span class="lineno"> 665</span> }</div>
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<div class="line"><a name="l00666"></a><span class="lineno"> 666</span>  </div>
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<div class="line"><a name="l00667"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#addb54e5a4df07ffca5bcb804b92ae477"> 667</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#addb54e5a4df07ffca5bcb804b92ae477">GurobiInterface::SetVariableBounds</a>(<span class="keywordtype">int</span> var_index, <span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub) {</div>
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<div class="line"><a name="l00668"></a><span class="lineno"> 668</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">InvalidateSolutionSynchronization</a>();</div>
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<div class="line"><a name="l00669"></a><span class="lineno"> 669</span>  <span class="keywordflow">if</span> (!had_nonincremental_change_ && <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(var_index)) {</div>
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<div class="line"><a name="l00670"></a><span class="lineno"> 670</span>  SetDoubleAttrElement(<a class="code" href="environment_8h.html#ae11f079a0448e1dd3ac0a4a5938a7a1d">GRB_DBL_ATTR_LB</a>, mp_var_to_gurobi_var_.at(var_index),</div>
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<div class="line"><a name="l00671"></a><span class="lineno"> 671</span>  lb);</div>
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|
<div class="line"><a name="l00672"></a><span class="lineno"> 672</span>  SetDoubleAttrElement(<a class="code" href="environment_8h.html#a0a9e67177dc51990769f46c9eab75ced">GRB_DBL_ATTR_UB</a>, mp_var_to_gurobi_var_.at(var_index),</div>
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|
<div class="line"><a name="l00673"></a><span class="lineno"> 673</span>  ub);</div>
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|
<div class="line"><a name="l00674"></a><span class="lineno"> 674</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00675"></a><span class="lineno"> 675</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
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|
<div class="line"><a name="l00676"></a><span class="lineno"> 676</span>  }</div>
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|
<div class="line"><a name="l00677"></a><span class="lineno"> 677</span> }</div>
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|
<div class="line"><a name="l00678"></a><span class="lineno"> 678</span>  </div>
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|
<div class="line"><a name="l00679"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a9224449687a7cc715bb50c67579d6e48"> 679</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a9224449687a7cc715bb50c67579d6e48">GurobiInterface::SetVariableInteger</a>(<span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, <span class="keywordtype">bool</span> integer) {</div>
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<div class="line"><a name="l00680"></a><span class="lineno"> 680</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">InvalidateSolutionSynchronization</a>();</div>
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|
<div class="line"><a name="l00681"></a><span class="lineno"> 681</span>  <span class="keywordflow">if</span> (!had_nonincremental_change_ && <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)) {</div>
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|
<div class="line"><a name="l00682"></a><span class="lineno"> 682</span>  <span class="keywordtype">char</span> type_var;</div>
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|
<div class="line"><a name="l00683"></a><span class="lineno"> 683</span>  <span class="keywordflow">if</span> (integer) {</div>
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|
<div class="line"><a name="l00684"></a><span class="lineno"> 684</span>  type_var = <a class="code" href="environment_8h.html#a5303a1a44e057e9af71c89e9e5c67299">GRB_INTEGER</a>;</div>
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<div class="line"><a name="l00685"></a><span class="lineno"> 685</span>  } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a name="l00686"></a><span class="lineno"> 686</span>  type_var = <a class="code" href="environment_8h.html#a6cc9be6c5a5942fae165ac67f0b55c09">GRB_CONTINUOUS</a>;</div>
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|
<div class="line"><a name="l00687"></a><span class="lineno"> 687</span>  }</div>
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|
<div class="line"><a name="l00688"></a><span class="lineno"> 688</span>  SetCharAttrElement(<a class="code" href="environment_8h.html#a87fb4e2c8417ac5561558e4218afff8e">GRB_CHAR_ATTR_VTYPE</a>, mp_var_to_gurobi_var_.at(<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>),</div>
|
|
<div class="line"><a name="l00689"></a><span class="lineno"> 689</span>  type_var);</div>
|
|
<div class="line"><a name="l00690"></a><span class="lineno"> 690</span>  } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a name="l00691"></a><span class="lineno"> 691</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
|
|
<div class="line"><a name="l00692"></a><span class="lineno"> 692</span>  }</div>
|
|
<div class="line"><a name="l00693"></a><span class="lineno"> 693</span> }</div>
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|
<div class="line"><a name="l00694"></a><span class="lineno"> 694</span>  </div>
|
|
<div class="line"><a name="l00695"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a462b98e5264614683c26f693a9066a53"> 695</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a462b98e5264614683c26f693a9066a53">GurobiInterface::SetConstraintBounds</a>(<span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>, <span class="keywordtype">double</span> lb, <span class="keywordtype">double</span> ub) {</div>
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<div class="line"><a name="l00696"></a><span class="lineno"> 696</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
|
|
<div class="line"><a name="l00697"></a><span class="lineno"> 697</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a59bc4e0d53dc2b904c7bee672403c0eb">constraint_is_extracted</a>(<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>)) {</div>
|
|
<div class="line"><a name="l00698"></a><span class="lineno"> 698</span>  had_nonincremental_change_ = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00699"></a><span class="lineno"> 699</span>  }</div>
|
|
<div class="line"><a name="l00700"></a><span class="lineno"> 700</span>  <span class="comment">// TODO(user): this is nontrivial to make incremental:</span></div>
|
|
<div class="line"><a name="l00701"></a><span class="lineno"> 701</span>  <span class="comment">// 1. Make sure it is a linear constraint (not an indicator or indicator</span></div>
|
|
<div class="line"><a name="l00702"></a><span class="lineno"> 702</span>  <span class="comment">// range constraint).</span></div>
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|
<div class="line"><a name="l00703"></a><span class="lineno"> 703</span>  <span class="comment">// 2. Check if the sense of the constraint changes. If it was previously a</span></div>
|
|
<div class="line"><a name="l00704"></a><span class="lineno"> 704</span>  <span class="comment">// range constraint, we can do nothing, and if it becomes a range</span></div>
|
|
<div class="line"><a name="l00705"></a><span class="lineno"> 705</span>  <span class="comment">// constraint, we can do nothing. We could support range constraints if</span></div>
|
|
<div class="line"><a name="l00706"></a><span class="lineno"> 706</span>  <span class="comment">// we tracked the auxiliary variable that is added with range</span></div>
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|
<div class="line"><a name="l00707"></a><span class="lineno"> 707</span>  <span class="comment">// constraints.</span></div>
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|
<div class="line"><a name="l00708"></a><span class="lineno"> 708</span> }</div>
|
|
<div class="line"><a name="l00709"></a><span class="lineno"> 709</span>  </div>
|
|
<div class="line"><a name="l00710"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a23ead730dda8890a7abecd327edb3a5b"> 710</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a23ead730dda8890a7abecd327edb3a5b">GurobiInterface::AddRowConstraint</a>(<a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>) {</div>
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|
<div class="line"><a name="l00711"></a><span class="lineno"> 711</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
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|
<div class="line"><a name="l00712"></a><span class="lineno"> 712</span> }</div>
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|
<div class="line"><a name="l00713"></a><span class="lineno"> 713</span>  </div>
|
|
<div class="line"><a name="l00714"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#aeeadd101415d24d02e7ccb85844ef763"> 714</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#aeeadd101415d24d02e7ccb85844ef763">GurobiInterface::AddIndicatorConstraint</a>(<a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>) {</div>
|
|
<div class="line"><a name="l00715"></a><span class="lineno"> 715</span>  had_nonincremental_change_ = <span class="keyword">true</span>;</div>
|
|
<div class="line"><a name="l00716"></a><span class="lineno"> 716</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
|
|
<div class="line"><a name="l00717"></a><span class="lineno"> 717</span>  <span class="keywordflow">return</span> !<a class="code" href="classoperations__research_1_1_gurobi_interface.html#a4138871e96e884736818baa24b937ca5">IsContinuous</a>();</div>
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|
<div class="line"><a name="l00718"></a><span class="lineno"> 718</span> }</div>
|
|
<div class="line"><a name="l00719"></a><span class="lineno"> 719</span>  </div>
|
|
<div class="line"><a name="l00720"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#acb9df3ca8afb4544653536fbf27fde55"> 720</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#acb9df3ca8afb4544653536fbf27fde55">GurobiInterface::AddVariable</a>(<a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>) {</div>
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|
<div class="line"><a name="l00721"></a><span class="lineno"> 721</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
|
|
<div class="line"><a name="l00722"></a><span class="lineno"> 722</span> }</div>
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|
<div class="line"><a name="l00723"></a><span class="lineno"> 723</span>  </div>
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<div class="line"><a name="l00724"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a6ce723e5dcc45ed7debd72af8e79e5ec"> 724</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6ce723e5dcc45ed7debd72af8e79e5ec">GurobiInterface::SetCoefficient</a>(<a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> constraint,</div>
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<div class="line"><a name="l00725"></a><span class="lineno"> 725</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> variable,</div>
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<div class="line"><a name="l00726"></a><span class="lineno"> 726</span>  <span class="keywordtype">double</span> new_value, <span class="keywordtype">double</span> old_value) {</div>
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<div class="line"><a name="l00727"></a><span class="lineno"> 727</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">InvalidateSolutionSynchronization</a>();</div>
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<div class="line"><a name="l00728"></a><span class="lineno"> 728</span>  <span class="keywordflow">if</span> (!had_nonincremental_change_ && <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(variable-><a class="code" href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">index</a>()) &&</div>
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<div class="line"><a name="l00729"></a><span class="lineno"> 729</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a59bc4e0d53dc2b904c7bee672403c0eb">constraint_is_extracted</a>(constraint-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#acca41811e8aaab0112b987749c0ecb93">index</a>())) {</div>
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<div class="line"><a name="l00730"></a><span class="lineno"> 730</span>  <span class="comment">// Cannot be const, GRBchgcoeffs needs non-const pointer.</span></div>
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<div class="line"><a name="l00731"></a><span class="lineno"> 731</span>  <span class="keywordtype">int</span> grb_var = mp_var_to_gurobi_var_.at(variable-><a class="code" href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">index</a>());</div>
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<div class="line"><a name="l00732"></a><span class="lineno"> 732</span>  <span class="keywordtype">int</span> grb_cons = mp_cons_to_gurobi_linear_cons_.at(constraint-><a class="code" href="classoperations__research_1_1_m_p_constraint.html#acca41811e8aaab0112b987749c0ecb93">index</a>());</div>
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<div class="line"><a name="l00733"></a><span class="lineno"> 733</span>  <span class="keywordflow">if</span> (grb_cons < 0) {</div>
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<div class="line"><a name="l00734"></a><span class="lineno"> 734</span>  had_nonincremental_change_ = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00735"></a><span class="lineno"> 735</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
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<div class="line"><a name="l00736"></a><span class="lineno"> 736</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00737"></a><span class="lineno"> 737</span>  <span class="comment">// TODO(user): investigate if this has bad performance.</span></div>
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<div class="line"><a name="l00738"></a><span class="lineno"> 738</span>  CheckedGurobiCall(</div>
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<div class="line"><a name="l00739"></a><span class="lineno"> 739</span>  <a class="code" href="namespaceoperations__research.html#a6f5b8fa2fe40cae954681ba04e9cbb72">GRBchgcoeffs</a>(model_, 1, &grb_cons, &grb_var, &new_value));</div>
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<div class="line"><a name="l00740"></a><span class="lineno"> 740</span>  }</div>
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<div class="line"><a name="l00741"></a><span class="lineno"> 741</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00742"></a><span class="lineno"> 742</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
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<div class="line"><a name="l00743"></a><span class="lineno"> 743</span>  }</div>
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<div class="line"><a name="l00744"></a><span class="lineno"> 744</span> }</div>
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<div class="line"><a name="l00745"></a><span class="lineno"> 745</span>  </div>
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<div class="line"><a name="l00746"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a5b39d139b35756ecf9dd15b61cd3a4e7"> 746</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a5b39d139b35756ecf9dd15b61cd3a4e7">GurobiInterface::ClearConstraint</a>(<a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> constraint) {</div>
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<div class="line"><a name="l00747"></a><span class="lineno"> 747</span>  had_nonincremental_change_ = <span class="keyword">true</span>;</div>
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<div class="line"><a name="l00748"></a><span class="lineno"> 748</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
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<div class="line"><a name="l00749"></a><span class="lineno"> 749</span>  <span class="comment">// TODO(user): this is difficult to make incremental, like</span></div>
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<div class="line"><a name="l00750"></a><span class="lineno"> 750</span>  <span class="comment">// SetConstraintBounds(), because of the auxiliary Gurobi variables that</span></div>
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<div class="line"><a name="l00751"></a><span class="lineno"> 751</span>  <span class="comment">// range constraints introduce.</span></div>
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<div class="line"><a name="l00752"></a><span class="lineno"> 752</span> }</div>
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<div class="line"><a name="l00753"></a><span class="lineno"> 753</span>  </div>
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<div class="line"><a name="l00754"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a6a15bb1e739876b4332af0ef8fbf420b"> 754</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6a15bb1e739876b4332af0ef8fbf420b">GurobiInterface::SetObjectiveCoefficient</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> variable,</div>
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<div class="line"><a name="l00755"></a><span class="lineno"> 755</span>  <span class="keywordtype">double</span> <a class="code" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>) {</div>
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<div class="line"><a name="l00756"></a><span class="lineno"> 756</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">InvalidateSolutionSynchronization</a>();</div>
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<div class="line"><a name="l00757"></a><span class="lineno"> 757</span>  <span class="keywordflow">if</span> (!had_nonincremental_change_ && <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(variable-><a class="code" href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">index</a>())) {</div>
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|
<div class="line"><a name="l00758"></a><span class="lineno"> 758</span>  SetDoubleAttrElement(<a class="code" href="environment_8h.html#a728e19166cbf018cea2dd05dc67f7824">GRB_DBL_ATTR_OBJ</a>,</div>
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|
<div class="line"><a name="l00759"></a><span class="lineno"> 759</span>  mp_var_to_gurobi_var_.at(variable-><a class="code" href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">index</a>()),</div>
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|
<div class="line"><a name="l00760"></a><span class="lineno"> 760</span>  <a class="code" href="routing__filters_8cc.html#a8e4ee19dee0e00541dbe9bbc83d806ba">coefficient</a>);</div>
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|
<div class="line"><a name="l00761"></a><span class="lineno"> 761</span>  } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a name="l00762"></a><span class="lineno"> 762</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
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|
<div class="line"><a name="l00763"></a><span class="lineno"> 763</span>  }</div>
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|
<div class="line"><a name="l00764"></a><span class="lineno"> 764</span> }</div>
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|
<div class="line"><a name="l00765"></a><span class="lineno"> 765</span>  </div>
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|
<div class="line"><a name="l00766"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a97e8091c50a3bfc2706b05806a96bdbd"> 766</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a97e8091c50a3bfc2706b05806a96bdbd">GurobiInterface::SetObjectiveOffset</a>(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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|
<div class="line"><a name="l00767"></a><span class="lineno"> 767</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">InvalidateSolutionSynchronization</a>();</div>
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|
<div class="line"><a name="l00768"></a><span class="lineno"> 768</span>  <span class="keywordflow">if</span> (!had_nonincremental_change_) {</div>
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|
<div class="line"><a name="l00769"></a><span class="lineno"> 769</span>  SetDoubleAttr(<a class="code" href="environment_8h.html#a8ac6a4fedeff2448008534b7a90abafa">GRB_DBL_ATTR_OBJCON</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
|
|
<div class="line"><a name="l00770"></a><span class="lineno"> 770</span>  } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a name="l00771"></a><span class="lineno"> 771</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
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|
<div class="line"><a name="l00772"></a><span class="lineno"> 772</span>  }</div>
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|
<div class="line"><a name="l00773"></a><span class="lineno"> 773</span> }</div>
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|
<div class="line"><a name="l00774"></a><span class="lineno"> 774</span>  </div>
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|
<div class="line"><a name="l00775"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#af9cf3c86b3e07b1f6761f3d12f04b068"> 775</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af9cf3c86b3e07b1f6761f3d12f04b068">GurobiInterface::ClearObjective</a>() {</div>
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|
<div class="line"><a name="l00776"></a><span class="lineno"> 776</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">InvalidateSolutionSynchronization</a>();</div>
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|
<div class="line"><a name="l00777"></a><span class="lineno"> 777</span>  <span class="keywordflow">if</span> (!had_nonincremental_change_) {</div>
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|
<div class="line"><a name="l00778"></a><span class="lineno"> 778</span>  <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a97e8091c50a3bfc2706b05806a96bdbd">SetObjectiveOffset</a>(0.0);</div>
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|
<div class="line"><a name="l00779"></a><span class="lineno"> 779</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->objective_->coefficients_) {</div>
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|
<div class="line"><a name="l00780"></a><span class="lineno"> 780</span>  <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6a15bb1e739876b4332af0ef8fbf420b">SetObjectiveCoefficient</a>(entry.first, 0.0);</div>
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<div class="line"><a name="l00781"></a><span class="lineno"> 781</span>  }</div>
|
|
<div class="line"><a name="l00782"></a><span class="lineno"> 782</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00783"></a><span class="lineno"> 783</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>;</div>
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|
<div class="line"><a name="l00784"></a><span class="lineno"> 784</span>  }</div>
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|
<div class="line"><a name="l00785"></a><span class="lineno"> 785</span> }</div>
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|
<div class="line"><a name="l00786"></a><span class="lineno"> 786</span>  </div>
|
|
<div class="line"><a name="l00787"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a0f868ea21814f5c0e34d8e99d32b1695"> 787</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a0f868ea21814f5c0e34d8e99d32b1695">GurobiInterface::BranchingPriorityChangedForVariable</a>(<span class="keywordtype">int</span> var_index) {</div>
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|
<div class="line"><a name="l00788"></a><span class="lineno"> 788</span>  update_branching_priorities_ = <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l00789"></a><span class="lineno"> 789</span> }</div>
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|
<div class="line"><a name="l00790"></a><span class="lineno"> 790</span>  </div>
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|
<div class="line"><a name="l00791"></a><span class="lineno"> 791</span> <span class="comment">// ------ Query statistics on the solution and the solve ------</span></div>
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|
<div class="line"><a name="l00792"></a><span class="lineno"> 792</span>  </div>
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|
<div class="line"><a name="l00793"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#ae6985cb017825222a1d260ce55f9c598"> 793</a></span> int64_t <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ae6985cb017825222a1d260ce55f9c598">GurobiInterface::iterations</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00794"></a><span class="lineno"> 794</span>  <span class="keywordtype">double</span> iter;</div>
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<div class="line"><a name="l00795"></a><span class="lineno"> 795</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8de44e2ad146c09314404500cde2f645">CheckSolutionIsSynchronized</a>()) <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#accec08e7a0a89158c5d9aa5f6b25b695">kUnknownNumberOfIterations</a>;</div>
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|
<div class="line"><a name="l00796"></a><span class="lineno"> 796</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a13096db0327ba8156cb2f5215eaeb9db">GRBgetdblattr</a>(model_, <a class="code" href="environment_8h.html#a3f863a94da605ae51aa79a9d547bc9ac">GRB_DBL_ATTR_ITERCOUNT</a>, &iter));</div>
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|
<div class="line"><a name="l00797"></a><span class="lineno"> 797</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(iter);</div>
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|
<div class="line"><a name="l00798"></a><span class="lineno"> 798</span> }</div>
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|
<div class="line"><a name="l00799"></a><span class="lineno"> 799</span>  </div>
|
|
<div class="line"><a name="l00800"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#ad574ab34472f639e86c4b5510e58a938"> 800</a></span> int64_t <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ad574ab34472f639e86c4b5510e58a938">GurobiInterface::nodes</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00801"></a><span class="lineno"> 801</span>  <span class="keywordflow">if</span> (mip_) {</div>
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|
<div class="line"><a name="l00802"></a><span class="lineno"> 802</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8de44e2ad146c09314404500cde2f645">CheckSolutionIsSynchronized</a>()) <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a671b20aa1d2532721b614ce2660e3872">kUnknownNumberOfNodes</a>;</div>
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|
<div class="line"><a name="l00803"></a><span class="lineno"> 803</span>  <span class="keywordflow">return</span> <span class="keyword">static_cast<</span>int64_t<span class="keyword">></span>(GetDoubleAttr(<a class="code" href="environment_8h.html#a3330ab2eaa22ccaebe6eb75acc71913c">GRB_DBL_ATTR_NODECOUNT</a>));</div>
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|
<div class="line"><a name="l00804"></a><span class="lineno"> 804</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00805"></a><span class="lineno"> 805</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Number of nodes only available for discrete problems."</span>;</div>
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|
<div class="line"><a name="l00806"></a><span class="lineno"> 806</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a671b20aa1d2532721b614ce2660e3872">kUnknownNumberOfNodes</a>;</div>
|
|
<div class="line"><a name="l00807"></a><span class="lineno"> 807</span>  }</div>
|
|
<div class="line"><a name="l00808"></a><span class="lineno"> 808</span> }</div>
|
|
<div class="line"><a name="l00809"></a><span class="lineno"> 809</span>  </div>
|
|
<div class="line"><a name="l00810"></a><span class="lineno"> 810</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> GurobiInterface::TransformGRBVarBasisStatus(</div>
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|
<div class="line"><a name="l00811"></a><span class="lineno"> 811</span>  <span class="keywordtype">int</span> gurobi_basis_status)<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00812"></a><span class="lineno"> 812</span>  <span class="keywordflow">switch</span> (gurobi_basis_status) {</div>
|
|
<div class="line"><a name="l00813"></a><span class="lineno"> 813</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#ad08f48647c5d65e49bcf5d85af8ea724">GRB_BASIC</a>:</div>
|
|
<div class="line"><a name="l00814"></a><span class="lineno"> 814</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da13c45196813cb44e6e81e9c48a5ec1b4">MPSolver::BASIC</a>;</div>
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|
<div class="line"><a name="l00815"></a><span class="lineno"> 815</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a22436ee63a37753e3282174cdaf4e2a7">GRB_NONBASIC_LOWER</a>:</div>
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|
<div class="line"><a name="l00816"></a><span class="lineno"> 816</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da6745b95540b79aaa5ee98f7e128b6033">MPSolver::AT_LOWER_BOUND</a>;</div>
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|
<div class="line"><a name="l00817"></a><span class="lineno"> 817</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a89e1bf71cc27db7ecd18e117a53cf7c2">GRB_NONBASIC_UPPER</a>:</div>
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|
<div class="line"><a name="l00818"></a><span class="lineno"> 818</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da0d243399df954cc7c42a62953ca00aa2">MPSolver::AT_UPPER_BOUND</a>;</div>
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|
<div class="line"><a name="l00819"></a><span class="lineno"> 819</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a01f7f12bd04d094abbfec4d9efaf4474">GRB_SUPERBASIC</a>:</div>
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|
<div class="line"><a name="l00820"></a><span class="lineno"> 820</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
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|
<div class="line"><a name="l00821"></a><span class="lineno"> 821</span>  <span class="keywordflow">default</span>:</div>
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|
<div class="line"><a name="l00822"></a><span class="lineno"> 822</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Unknown GRB basis status."</span>;</div>
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|
<div class="line"><a name="l00823"></a><span class="lineno"> 823</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
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|
<div class="line"><a name="l00824"></a><span class="lineno"> 824</span>  }</div>
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|
<div class="line"><a name="l00825"></a><span class="lineno"> 825</span> }</div>
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|
<div class="line"><a name="l00826"></a><span class="lineno"> 826</span>  </div>
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|
<div class="line"><a name="l00827"></a><span class="lineno"> 827</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> GurobiInterface::TransformGRBConstraintBasisStatus(</div>
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|
<div class="line"><a name="l00828"></a><span class="lineno"> 828</span>  <span class="keywordtype">int</span> gurobi_basis_status, <span class="keywordtype">int</span> constraint_index)<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00829"></a><span class="lineno"> 829</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> grb_index = mp_cons_to_gurobi_linear_cons_.at(constraint_index);</div>
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|
<div class="line"><a name="l00830"></a><span class="lineno"> 830</span>  <span class="keywordflow">if</span> (grb_index < 0) {</div>
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|
<div class="line"><a name="l00831"></a><span class="lineno"> 831</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Basis status not available for nonlinear constraints."</span>;</div>
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|
<div class="line"><a name="l00832"></a><span class="lineno"> 832</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
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|
<div class="line"><a name="l00833"></a><span class="lineno"> 833</span>  }</div>
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|
<div class="line"><a name="l00834"></a><span class="lineno"> 834</span>  <span class="keywordflow">switch</span> (gurobi_basis_status) {</div>
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|
<div class="line"><a name="l00835"></a><span class="lineno"> 835</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#ad08f48647c5d65e49bcf5d85af8ea724">GRB_BASIC</a>:</div>
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|
<div class="line"><a name="l00836"></a><span class="lineno"> 836</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da13c45196813cb44e6e81e9c48a5ec1b4">MPSolver::BASIC</a>;</div>
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|
<div class="line"><a name="l00837"></a><span class="lineno"> 837</span>  <span class="keywordflow">default</span>: {</div>
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|
<div class="line"><a name="l00838"></a><span class="lineno"> 838</span>  <span class="comment">// Non basic.</span></div>
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|
<div class="line"><a name="l00839"></a><span class="lineno"> 839</span>  <span class="keywordtype">double</span> tolerance = 0.0;</div>
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|
<div class="line"><a name="l00840"></a><span class="lineno"> 840</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a6dcf3eb50c1276a373935f0419c5a765">GRBgetdblparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_),</div>
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|
<div class="line"><a name="l00841"></a><span class="lineno"> 841</span>  <a class="code" href="environment_8h.html#a1c15d9bfccc6b9959c26fc01567993ab">GRB_DBL_PAR_FEASIBILITYTOL</a>, &tolerance));</div>
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|
<div class="line"><a name="l00842"></a><span class="lineno"> 842</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> slack = GetDoubleAttrElement(<a class="code" href="environment_8h.html#a5d411c36309bdd064dee5cfc668629f4">GRB_DBL_ATTR_SLACK</a>, grb_index);</div>
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|
<div class="line"><a name="l00843"></a><span class="lineno"> 843</span>  <span class="keyword">const</span> <span class="keywordtype">char</span> sense = GetCharAttrElement(<a class="code" href="environment_8h.html#ab9e8fb9ba7e90fd0a905802db64ec066">GRB_CHAR_ATTR_SENSE</a>, grb_index);</div>
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|
<div class="line"><a name="l00844"></a><span class="lineno"> 844</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(4) << <span class="stringliteral">"constraint "</span> << constraint_index << <span class="stringliteral">" , slack = "</span> << slack</div>
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|
<div class="line"><a name="l00845"></a><span class="lineno"> 845</span>  << <span class="stringliteral">" , sense = "</span> << sense;</div>
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|
<div class="line"><a name="l00846"></a><span class="lineno"> 846</span>  <span class="keywordflow">if</span> (fabs(slack) <= tolerance) {</div>
|
|
<div class="line"><a name="l00847"></a><span class="lineno"> 847</span>  <span class="keywordflow">switch</span> (sense) {</div>
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|
<div class="line"><a name="l00848"></a><span class="lineno"> 848</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#ab1259c28b7591a6ed65482a365be56c6">GRB_EQUAL</a>:</div>
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|
<div class="line"><a name="l00849"></a><span class="lineno"> 849</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#ad789b60cb2feff34abddf416dcdba0c9">GRB_LESS_EQUAL</a>:</div>
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|
<div class="line"><a name="l00850"></a><span class="lineno"> 850</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da0d243399df954cc7c42a62953ca00aa2">MPSolver::AT_UPPER_BOUND</a>;</div>
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|
<div class="line"><a name="l00851"></a><span class="lineno"> 851</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a2f1213e965bc4f4239c9178b6e8af074">GRB_GREATER_EQUAL</a>:</div>
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|
<div class="line"><a name="l00852"></a><span class="lineno"> 852</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da6745b95540b79aaa5ee98f7e128b6033">MPSolver::AT_LOWER_BOUND</a>;</div>
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|
<div class="line"><a name="l00853"></a><span class="lineno"> 853</span>  <span class="keywordflow">default</span>:</div>
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|
<div class="line"><a name="l00854"></a><span class="lineno"> 854</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
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|
<div class="line"><a name="l00855"></a><span class="lineno"> 855</span>  }</div>
|
|
<div class="line"><a name="l00856"></a><span class="lineno"> 856</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00857"></a><span class="lineno"> 857</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
|
|
<div class="line"><a name="l00858"></a><span class="lineno"> 858</span>  }</div>
|
|
<div class="line"><a name="l00859"></a><span class="lineno"> 859</span>  }</div>
|
|
<div class="line"><a name="l00860"></a><span class="lineno"> 860</span>  }</div>
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|
<div class="line"><a name="l00861"></a><span class="lineno"> 861</span> }</div>
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|
<div class="line"><a name="l00862"></a><span class="lineno"> 862</span>  </div>
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|
<div class="line"><a name="l00863"></a><span class="lineno"> 863</span> <span class="comment">// Returns the basis status of a row.</span></div>
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|
<div class="line"><a name="l00864"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a6f1bec23477838426baf832738e752de"> 864</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a6f1bec23477838426baf832738e752de">GurobiInterface::row_status</a>(<span class="keywordtype">int</span> constraint_index)<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l00865"></a><span class="lineno"> 865</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> optim_status = GetIntAttr(<a class="code" href="environment_8h.html#ad4544aad5da63e21eb7c61e9142ffbd9">GRB_INT_ATTR_STATUS</a>);</div>
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|
<div class="line"><a name="l00866"></a><span class="lineno"> 866</span>  <span class="keywordflow">if</span> (optim_status != <a class="code" href="environment_8h.html#a43d3b5140bdab02bbc8fff16b910b854">GRB_OPTIMAL</a> && optim_status != <a class="code" href="environment_8h.html#aa7bde7d4791541f5f0ebfe2ae44841df">GRB_SUBOPTIMAL</a>) {</div>
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|
<div class="line"><a name="l00867"></a><span class="lineno"> 867</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Basis status only available after a solution has "</span></div>
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|
<div class="line"><a name="l00868"></a><span class="lineno"> 868</span>  << <span class="stringliteral">"been found."</span>;</div>
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|
<div class="line"><a name="l00869"></a><span class="lineno"> 869</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
|
|
<div class="line"><a name="l00870"></a><span class="lineno"> 870</span>  }</div>
|
|
<div class="line"><a name="l00871"></a><span class="lineno"> 871</span>  <span class="keywordflow">if</span> (mip_) {</div>
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|
<div class="line"><a name="l00872"></a><span class="lineno"> 872</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Basis status only available for continuous problems."</span>;</div>
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|
<div class="line"><a name="l00873"></a><span class="lineno"> 873</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
|
|
<div class="line"><a name="l00874"></a><span class="lineno"> 874</span>  }</div>
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|
<div class="line"><a name="l00875"></a><span class="lineno"> 875</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> grb_index = mp_cons_to_gurobi_linear_cons_.at(constraint_index);</div>
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|
<div class="line"><a name="l00876"></a><span class="lineno"> 876</span>  <span class="keywordflow">if</span> (grb_index < 0) {</div>
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|
<div class="line"><a name="l00877"></a><span class="lineno"> 877</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Basis status not available for nonlinear constraints."</span>;</div>
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|
<div class="line"><a name="l00878"></a><span class="lineno"> 878</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
|
|
<div class="line"><a name="l00879"></a><span class="lineno"> 879</span>  }</div>
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|
<div class="line"><a name="l00880"></a><span class="lineno"> 880</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> gurobi_basis_status =</div>
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|
<div class="line"><a name="l00881"></a><span class="lineno"> 881</span>  GetIntAttrElement(<a class="code" href="environment_8h.html#ac62018893f550c089f864ee7b930a577">GRB_INT_ATTR_CBASIS</a>, grb_index);</div>
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|
<div class="line"><a name="l00882"></a><span class="lineno"> 882</span>  <span class="keywordflow">return</span> TransformGRBConstraintBasisStatus(gurobi_basis_status,</div>
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|
<div class="line"><a name="l00883"></a><span class="lineno"> 883</span>  constraint_index);</div>
|
|
<div class="line"><a name="l00884"></a><span class="lineno"> 884</span> }</div>
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|
<div class="line"><a name="l00885"></a><span class="lineno"> 885</span>  </div>
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|
<div class="line"><a name="l00886"></a><span class="lineno"> 886</span> <span class="comment">// Returns the basis status of a column.</span></div>
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|
<div class="line"><a name="l00887"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#af648842d17e3301389e84dbf0cfcef18"> 887</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">MPSolver::BasisStatus</a> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af648842d17e3301389e84dbf0cfcef18">GurobiInterface::column_status</a>(<span class="keywordtype">int</span> variable_index)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00888"></a><span class="lineno"> 888</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> optim_status = GetIntAttr(<a class="code" href="environment_8h.html#ad4544aad5da63e21eb7c61e9142ffbd9">GRB_INT_ATTR_STATUS</a>);</div>
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|
<div class="line"><a name="l00889"></a><span class="lineno"> 889</span>  <span class="keywordflow">if</span> (optim_status != <a class="code" href="environment_8h.html#a43d3b5140bdab02bbc8fff16b910b854">GRB_OPTIMAL</a> && optim_status != <a class="code" href="environment_8h.html#aa7bde7d4791541f5f0ebfe2ae44841df">GRB_SUBOPTIMAL</a>) {</div>
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|
<div class="line"><a name="l00890"></a><span class="lineno"> 890</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Basis status only available after a solution has "</span></div>
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|
<div class="line"><a name="l00891"></a><span class="lineno"> 891</span>  << <span class="stringliteral">"been found."</span>;</div>
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|
<div class="line"><a name="l00892"></a><span class="lineno"> 892</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
|
|
<div class="line"><a name="l00893"></a><span class="lineno"> 893</span>  }</div>
|
|
<div class="line"><a name="l00894"></a><span class="lineno"> 894</span>  <span class="keywordflow">if</span> (mip_) {</div>
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|
<div class="line"><a name="l00895"></a><span class="lineno"> 895</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(DFATAL) << <span class="stringliteral">"Basis status only available for continuous problems."</span>;</div>
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|
<div class="line"><a name="l00896"></a><span class="lineno"> 896</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">MPSolver::FREE</a>;</div>
|
|
<div class="line"><a name="l00897"></a><span class="lineno"> 897</span>  }</div>
|
|
<div class="line"><a name="l00898"></a><span class="lineno"> 898</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> grb_index = mp_var_to_gurobi_var_.at(variable_index);</div>
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|
<div class="line"><a name="l00899"></a><span class="lineno"> 899</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> gurobi_basis_status =</div>
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|
<div class="line"><a name="l00900"></a><span class="lineno"> 900</span>  GetIntAttrElement(<a class="code" href="environment_8h.html#a29ebfd349621b3bdff29bedc3a30a547">GRB_INT_ATTR_VBASIS</a>, grb_index);</div>
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|
<div class="line"><a name="l00901"></a><span class="lineno"> 901</span>  <span class="keywordflow">return</span> TransformGRBVarBasisStatus(gurobi_basis_status);</div>
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|
<div class="line"><a name="l00902"></a><span class="lineno"> 902</span> }</div>
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|
<div class="line"><a name="l00903"></a><span class="lineno"> 903</span>  </div>
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|
<div class="line"><a name="l00904"></a><span class="lineno"> 904</span> <span class="comment">// Extracts new variables.</span></div>
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|
<div class="line"><a name="l00905"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#acbd833d357081a9f005404f4eefde424"> 905</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#acbd833d357081a9f005404f4eefde424">GurobiInterface::ExtractNewVariables</a>() {</div>
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|
<div class="line"><a name="l00906"></a><span class="lineno"> 906</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> total_num_vars = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.size();</div>
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|
<div class="line"><a name="l00907"></a><span class="lineno"> 907</span>  <span class="keywordflow">if</span> (total_num_vars > <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">last_variable_index_</a>) {</div>
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|
<div class="line"><a name="l00908"></a><span class="lineno"> 908</span>  <span class="comment">// Define new variables.</span></div>
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|
<div class="line"><a name="l00909"></a><span class="lineno"> 909</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">last_variable_index_</a>; j < total_num_vars; ++j) {</div>
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<div class="line"><a name="l00910"></a><span class="lineno"> 910</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.at(j);</div>
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<div class="line"><a name="l00911"></a><span class="lineno"> 911</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aea23a93e629de1fd6eb44ee929ccc9ba">set_variable_as_extracted</a>(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->index(), <span class="keyword">true</span>);</div>
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<div class="line"><a name="l00912"></a><span class="lineno"> 912</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a1c6070ee399de8cf94abcce6a91a5cf1">GRBaddvar</a>(</div>
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<div class="line"><a name="l00913"></a><span class="lineno"> 913</span>  model_, 0, <span class="comment">// numnz</span></div>
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<div class="line"><a name="l00914"></a><span class="lineno"> 914</span>  <span class="keyword">nullptr</span>, <span class="comment">// vind</span></div>
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<div class="line"><a name="l00915"></a><span class="lineno"> 915</span>  <span class="keyword">nullptr</span>, <span class="comment">// vval</span></div>
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<div class="line"><a name="l00916"></a><span class="lineno"> 916</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->objective_->GetCoefficient(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>), <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->lb(), <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->ub(),</div>
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<div class="line"><a name="l00917"></a><span class="lineno"> 917</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->integer() && mip_ ? <a class="code" href="environment_8h.html#a5303a1a44e057e9af71c89e9e5c67299">GRB_INTEGER</a> : <a class="code" href="environment_8h.html#a6cc9be6c5a5942fae165ac67f0b55c09">GRB_CONTINUOUS</a>,</div>
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<div class="line"><a name="l00918"></a><span class="lineno"> 918</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->name().empty() ? <span class="keyword">nullptr</span> : <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->name().c_str()));</div>
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<div class="line"><a name="l00919"></a><span class="lineno"> 919</span>  mp_var_to_gurobi_var_.push_back(num_gurobi_vars_++);</div>
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<div class="line"><a name="l00920"></a><span class="lineno"> 920</span>  }</div>
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<div class="line"><a name="l00921"></a><span class="lineno"> 921</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a8e39c3c540f2d5f3dc4d99d6150f2751">GRBupdatemodel</a>(model_));</div>
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<div class="line"><a name="l00922"></a><span class="lineno"> 922</span>  <span class="comment">// Add new variables to existing constraints.</span></div>
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<div class="line"><a name="l00923"></a><span class="lineno"> 923</span>  std::vector<int> grb_cons_ind;</div>
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<div class="line"><a name="l00924"></a><span class="lineno"> 924</span>  std::vector<int> grb_var_ind;</div>
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<div class="line"><a name="l00925"></a><span class="lineno"> 925</span>  std::vector<double> <a class="code" href="expr__array_8cc.html#abda708e4a6f0de72a842382f919a7c31">coef</a>;</div>
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<div class="line"><a name="l00926"></a><span class="lineno"> 926</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">last_constraint_index_</a>; ++i) {</div>
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<div class="line"><a name="l00927"></a><span class="lineno"> 927</span>  <span class="comment">// If there was a nonincremental change/the model is not incremental (e.g.</span></div>
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<div class="line"><a name="l00928"></a><span class="lineno"> 928</span>  <span class="comment">// there is an indicator constraint), we should never enter this loop, as</span></div>
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<div class="line"><a name="l00929"></a><span class="lineno"> 929</span>  <span class="comment">// last_variable_index_ will be reset to zero before ExtractNewVariables()</span></div>
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<div class="line"><a name="l00930"></a><span class="lineno"> 930</span>  <span class="comment">// is called.</span></div>
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<div class="line"><a name="l00931"></a><span class="lineno"> 931</span>  <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_[i];</div>
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<div class="line"><a name="l00932"></a><span class="lineno"> 932</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> grb_ct_idx = mp_cons_to_gurobi_linear_cons_.at(<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->index());</div>
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<div class="line"><a name="l00933"></a><span class="lineno"> 933</span>  <a class="code" href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295">DCHECK_GE</a>(grb_ct_idx, 0);</div>
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<div class="line"><a name="l00934"></a><span class="lineno"> 934</span>  <a class="code" href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006">DCHECK</a>(<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->indicator_variable() == <span class="keyword">nullptr</span>);</div>
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<div class="line"><a name="l00935"></a><span class="lineno"> 935</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->coefficients_) {</div>
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<div class="line"><a name="l00936"></a><span class="lineno"> 936</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> var_index = entry.first->index();</div>
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<div class="line"><a name="l00937"></a><span class="lineno"> 937</span>  <a class="code" href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006">DCHECK</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(var_index));</div>
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<div class="line"><a name="l00938"></a><span class="lineno"> 938</span>  </div>
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|
<div class="line"><a name="l00939"></a><span class="lineno"> 939</span>  <span class="keywordflow">if</span> (var_index >= <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">last_variable_index_</a>) {</div>
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<div class="line"><a name="l00940"></a><span class="lineno"> 940</span>  grb_cons_ind.push_back(grb_ct_idx);</div>
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|
<div class="line"><a name="l00941"></a><span class="lineno"> 941</span>  grb_var_ind.push_back(mp_var_to_gurobi_var_.at(var_index));</div>
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<div class="line"><a name="l00942"></a><span class="lineno"> 942</span>  <a class="code" href="expr__array_8cc.html#abda708e4a6f0de72a842382f919a7c31">coef</a>.push_back(entry.second);</div>
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|
<div class="line"><a name="l00943"></a><span class="lineno"> 943</span>  }</div>
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|
<div class="line"><a name="l00944"></a><span class="lineno"> 944</span>  }</div>
|
|
<div class="line"><a name="l00945"></a><span class="lineno"> 945</span>  }</div>
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|
<div class="line"><a name="l00946"></a><span class="lineno"> 946</span>  <span class="keywordflow">if</span> (!grb_cons_ind.empty()) {</div>
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<div class="line"><a name="l00947"></a><span class="lineno"> 947</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a6f5b8fa2fe40cae954681ba04e9cbb72">GRBchgcoeffs</a>(model_, grb_cons_ind.size(),</div>
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|
<div class="line"><a name="l00948"></a><span class="lineno"> 948</span>  grb_cons_ind.data(), grb_var_ind.data(),</div>
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|
<div class="line"><a name="l00949"></a><span class="lineno"> 949</span>  <a class="code" href="expr__array_8cc.html#abda708e4a6f0de72a842382f919a7c31">coef</a>.data()));</div>
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|
<div class="line"><a name="l00950"></a><span class="lineno"> 950</span>  }</div>
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|
<div class="line"><a name="l00951"></a><span class="lineno"> 951</span>  }</div>
|
|
<div class="line"><a name="l00952"></a><span class="lineno"> 952</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a8e39c3c540f2d5f3dc4d99d6150f2751">GRBupdatemodel</a>(model_));</div>
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|
<div class="line"><a name="l00953"></a><span class="lineno"> 953</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(GetIntAttr(<a class="code" href="environment_8h.html#abbe8cf6c82b0d31a3ba9b66d40394134">GRB_INT_ATTR_NUMVARS</a>), num_gurobi_vars_);</div>
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<div class="line"><a name="l00954"></a><span class="lineno"> 954</span> }</div>
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|
<div class="line"><a name="l00955"></a><span class="lineno"> 955</span>  </div>
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|
<div class="line"><a name="l00956"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a9dceba6f59c9e8d43dadb46cab19e14f"> 956</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a9dceba6f59c9e8d43dadb46cab19e14f">GurobiInterface::ExtractNewConstraints</a>() {</div>
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|
<div class="line"><a name="l00957"></a><span class="lineno"> 957</span>  <span class="keywordtype">int</span> total_num_rows = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_.size();</div>
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<div class="line"><a name="l00958"></a><span class="lineno"> 958</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">last_constraint_index_</a> < total_num_rows) {</div>
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|
<div class="line"><a name="l00959"></a><span class="lineno"> 959</span>  <span class="comment">// Add each new constraint.</span></div>
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|
<div class="line"><a name="l00960"></a><span class="lineno"> 960</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">last_constraint_index_</a>; <a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a> < total_num_rows; ++<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>) {</div>
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<div class="line"><a name="l00961"></a><span class="lineno"> 961</span>  <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_[<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>];</div>
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|
<div class="line"><a name="l00962"></a><span class="lineno"> 962</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a29cf940fae07f304b2ba22fbcfcefe71">set_constraint_as_extracted</a>(<a class="code" href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a>, <span class="keyword">true</span>);</div>
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<div class="line"><a name="l00963"></a><span class="lineno"> 963</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> size = <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->coefficients_.size();</div>
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|
<div class="line"><a name="l00964"></a><span class="lineno"> 964</span>  std::vector<int> grb_vars;</div>
|
|
<div class="line"><a name="l00965"></a><span class="lineno"> 965</span>  std::vector<double> coefs;</div>
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|
<div class="line"><a name="l00966"></a><span class="lineno"> 966</span>  grb_vars.reserve(size);</div>
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|
<div class="line"><a name="l00967"></a><span class="lineno"> 967</span>  coefs.reserve(size);</div>
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<div class="line"><a name="l00968"></a><span class="lineno"> 968</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& entry : <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->coefficients_) {</div>
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<div class="line"><a name="l00969"></a><span class="lineno"> 969</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> var_index = entry.first->index();</div>
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<div class="line"><a name="l00970"></a><span class="lineno"> 970</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">variable_is_extracted</a>(var_index));</div>
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<div class="line"><a name="l00971"></a><span class="lineno"> 971</span>  grb_vars.push_back(mp_var_to_gurobi_var_.at(var_index));</div>
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<div class="line"><a name="l00972"></a><span class="lineno"> 972</span>  coefs.push_back(entry.second);</div>
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<div class="line"><a name="l00973"></a><span class="lineno"> 973</span>  }</div>
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|
<div class="line"><a name="l00974"></a><span class="lineno"> 974</span>  <span class="keywordtype">char</span>* <span class="keyword">const</span> <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a> =</div>
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|
<div class="line"><a name="l00975"></a><span class="lineno"> 975</span>  <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->name().empty() ? nullptr : <span class="keyword">const_cast<</span><span class="keywordtype">char</span>*<span class="keyword">></span>(<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->name().c_str());</div>
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<div class="line"><a name="l00976"></a><span class="lineno"> 976</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->indicator_variable() != <span class="keyword">nullptr</span>) {</div>
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<div class="line"><a name="l00977"></a><span class="lineno"> 977</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> grb_ind_var =</div>
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<div class="line"><a name="l00978"></a><span class="lineno"> 978</span>  mp_var_to_gurobi_var_.at(<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->indicator_variable()->index());</div>
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<div class="line"><a name="l00979"></a><span class="lineno"> 979</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb() > -std::numeric_limits<double>::infinity()) {</div>
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<div class="line"><a name="l00980"></a><span class="lineno"> 980</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a7ccc0a5542bf3f96b28fe4ae8a9957e6">GRBaddgenconstrIndicator</a>(</div>
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<div class="line"><a name="l00981"></a><span class="lineno"> 981</span>  model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, grb_ind_var, <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->indicator_value(), size,</div>
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<div class="line"><a name="l00982"></a><span class="lineno"> 982</span>  grb_vars.data(), coefs.data(),</div>
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<div class="line"><a name="l00983"></a><span class="lineno"> 983</span>  <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->ub() == <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb() ? <a class="code" href="environment_8h.html#ab1259c28b7591a6ed65482a365be56c6">GRB_EQUAL</a> : <a class="code" href="environment_8h.html#a2f1213e965bc4f4239c9178b6e8af074">GRB_GREATER_EQUAL</a>, <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb()));</div>
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<div class="line"><a name="l00984"></a><span class="lineno"> 984</span>  }</div>
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<div class="line"><a name="l00985"></a><span class="lineno"> 985</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->ub() < std::numeric_limits<double>::infinity() &&</div>
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<div class="line"><a name="l00986"></a><span class="lineno"> 986</span>  <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb() != <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->ub()) {</div>
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<div class="line"><a name="l00987"></a><span class="lineno"> 987</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a7ccc0a5542bf3f96b28fe4ae8a9957e6">GRBaddgenconstrIndicator</a>(</div>
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<div class="line"><a name="l00988"></a><span class="lineno"> 988</span>  model_, <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>, grb_ind_var, <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->indicator_value(), size,</div>
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<div class="line"><a name="l00989"></a><span class="lineno"> 989</span>  grb_vars.data(), coefs.data(), <a class="code" href="environment_8h.html#ad789b60cb2feff34abddf416dcdba0c9">GRB_LESS_EQUAL</a>, <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->ub()));</div>
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<div class="line"><a name="l00990"></a><span class="lineno"> 990</span>  }</div>
|
|
<div class="line"><a name="l00991"></a><span class="lineno"> 991</span>  mp_cons_to_gurobi_linear_cons_.push_back(-1);</div>
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<div class="line"><a name="l00992"></a><span class="lineno"> 992</span>  } <span class="keywordflow">else</span> {</div>
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|
<div class="line"><a name="l00993"></a><span class="lineno"> 993</span>  <span class="comment">// Using GRBaddrangeconstr for constraints that don't require it adds</span></div>
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<div class="line"><a name="l00994"></a><span class="lineno"> 994</span>  <span class="comment">// a slack which is not always removed by presolve.</span></div>
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<div class="line"><a name="l00995"></a><span class="lineno"> 995</span>  <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb() == <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->ub()) {</div>
|
|
<div class="line"><a name="l00996"></a><span class="lineno"> 996</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a0f84ff594da652e1b34b0050218d369d">GRBaddconstr</a>(model_, size, grb_vars.data(),</div>
|
|
<div class="line"><a name="l00997"></a><span class="lineno"> 997</span>  coefs.data(), <a class="code" href="environment_8h.html#ab1259c28b7591a6ed65482a365be56c6">GRB_EQUAL</a>, <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb(),</div>
|
|
<div class="line"><a name="l00998"></a><span class="lineno"> 998</span>  <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>));</div>
|
|
<div class="line"><a name="l00999"></a><span class="lineno"> 999</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb() == -std::numeric_limits<double>::infinity()) {</div>
|
|
<div class="line"><a name="l01000"></a><span class="lineno"> 1000</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a0f84ff594da652e1b34b0050218d369d">GRBaddconstr</a>(model_, size, grb_vars.data(),</div>
|
|
<div class="line"><a name="l01001"></a><span class="lineno"> 1001</span>  coefs.data(), <a class="code" href="environment_8h.html#ad789b60cb2feff34abddf416dcdba0c9">GRB_LESS_EQUAL</a>, <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->ub(),</div>
|
|
<div class="line"><a name="l01002"></a><span class="lineno"> 1002</span>  <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>));</div>
|
|
<div class="line"><a name="l01003"></a><span class="lineno"> 1003</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (<a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->ub() == std::numeric_limits<double>::infinity()) {</div>
|
|
<div class="line"><a name="l01004"></a><span class="lineno"> 1004</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a0f84ff594da652e1b34b0050218d369d">GRBaddconstr</a>(model_, size, grb_vars.data(),</div>
|
|
<div class="line"><a name="l01005"></a><span class="lineno"> 1005</span>  coefs.data(), <a class="code" href="environment_8h.html#a2f1213e965bc4f4239c9178b6e8af074">GRB_GREATER_EQUAL</a>,</div>
|
|
<div class="line"><a name="l01006"></a><span class="lineno"> 1006</span>  <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb(), <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>));</div>
|
|
<div class="line"><a name="l01007"></a><span class="lineno"> 1007</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01008"></a><span class="lineno"> 1008</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a96f6d4d0d04a57844ff0bb9972c5ce14">GRBaddrangeconstr</a>(model_, size, grb_vars.data(),</div>
|
|
<div class="line"><a name="l01009"></a><span class="lineno"> 1009</span>  coefs.data(), <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->lb(), <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->ub(),</div>
|
|
<div class="line"><a name="l01010"></a><span class="lineno"> 1010</span>  <a class="code" href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a>));</div>
|
|
<div class="line"><a name="l01011"></a><span class="lineno"> 1011</span>  <span class="comment">// NOTE(user): range constraints implicitly add an extra variable</span></div>
|
|
<div class="line"><a name="l01012"></a><span class="lineno"> 1012</span>  <span class="comment">// to the model.</span></div>
|
|
<div class="line"><a name="l01013"></a><span class="lineno"> 1013</span>  num_gurobi_vars_++;</div>
|
|
<div class="line"><a name="l01014"></a><span class="lineno"> 1014</span>  }</div>
|
|
<div class="line"><a name="l01015"></a><span class="lineno"> 1015</span>  mp_cons_to_gurobi_linear_cons_.push_back(num_gurobi_linear_cons_++);</div>
|
|
<div class="line"><a name="l01016"></a><span class="lineno"> 1016</span>  }</div>
|
|
<div class="line"><a name="l01017"></a><span class="lineno"> 1017</span>  }</div>
|
|
<div class="line"><a name="l01018"></a><span class="lineno"> 1018</span>  }</div>
|
|
<div class="line"><a name="l01019"></a><span class="lineno"> 1019</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a8e39c3c540f2d5f3dc4d99d6150f2751">GRBupdatemodel</a>(model_));</div>
|
|
<div class="line"><a name="l01020"></a><span class="lineno"> 1020</span>  <a class="code" href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a>(GetIntAttr(<a class="code" href="environment_8h.html#ac248519bcc615cb5d8db04897523f1d5">GRB_INT_ATTR_NUMCONSTRS</a>), num_gurobi_linear_cons_);</div>
|
|
<div class="line"><a name="l01021"></a><span class="lineno"> 1021</span> }</div>
|
|
<div class="line"><a name="l01022"></a><span class="lineno"> 1022</span>  </div>
|
|
<div class="line"><a name="l01023"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a3cf2f9d593dc71ba1d2114bb70d25745"> 1023</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a3cf2f9d593dc71ba1d2114bb70d25745">GurobiInterface::ExtractObjective</a>() {</div>
|
|
<div class="line"><a name="l01024"></a><span class="lineno"> 1024</span>  SetIntAttr(<a class="code" href="environment_8h.html#a233cfbc39ea682329dabec1fbb4d4cbd">GRB_INT_ATTR_MODELSENSE</a>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">maximize_</a> ? <a class="code" href="environment_8h.html#a1d47332af7cf793e9b5cc80998ea4afe">GRB_MAXIMIZE</a> : <a class="code" href="environment_8h.html#ad4477c4c3cade685194ae6957edce447">GRB_MINIMIZE</a>);</div>
|
|
<div class="line"><a name="l01025"></a><span class="lineno"> 1025</span>  SetDoubleAttr(<a class="code" href="environment_8h.html#a8ac6a4fedeff2448008534b7a90abafa">GRB_DBL_ATTR_OBJCON</a>, <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#a5004489a36bc1393efa043044a63732f">Objective</a>().<a class="code" href="classoperations__research_1_1_m_p_objective.html#a96ffc785b7b2135c7980c985883ffdd3">offset</a>());</div>
|
|
<div class="line"><a name="l01026"></a><span class="lineno"> 1026</span> }</div>
|
|
<div class="line"><a name="l01027"></a><span class="lineno"> 1027</span>  </div>
|
|
<div class="line"><a name="l01028"></a><span class="lineno"> 1028</span> <span class="comment">// ------ Parameters -----</span></div>
|
|
<div class="line"><a name="l01029"></a><span class="lineno"> 1029</span>  </div>
|
|
<div class="line"><a name="l01030"></a><span class="lineno"> 1030</span> <span class="keywordtype">void</span> GurobiInterface::SetParameters(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a>& param) {</div>
|
|
<div class="line"><a name="l01031"></a><span class="lineno"> 1031</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#af8505c2f03b5b90c1080452e26397275">SetCommonParameters</a>(param);</div>
|
|
<div class="line"><a name="l01032"></a><span class="lineno"> 1032</span>  <span class="keywordflow">if</span> (mip_) {</div>
|
|
<div class="line"><a name="l01033"></a><span class="lineno"> 1033</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a40c40e3b24a8874fb084ad6d19893e73">SetMIPParameters</a>(param);</div>
|
|
<div class="line"><a name="l01034"></a><span class="lineno"> 1034</span>  }</div>
|
|
<div class="line"><a name="l01035"></a><span class="lineno"> 1035</span> }</div>
|
|
<div class="line"><a name="l01036"></a><span class="lineno"> 1036</span>  </div>
|
|
<div class="line"><a name="l01037"></a><span class="lineno"> 1037</span> <span class="keywordtype">bool</span> GurobiInterface::SetSolverSpecificParametersAsString(</div>
|
|
<div class="line"><a name="l01038"></a><span class="lineno"> 1038</span>  <span class="keyword">const</span> std::string& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>) {</div>
|
|
<div class="line"><a name="l01039"></a><span class="lineno"> 1039</span>  <span class="keywordflow">return</span> <a class="code" href="namespaceoperations__research.html#a957fc4194ee4e7d712bca3d64332041c">SetSolverSpecificParameters</a>(<a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>, <a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_)).ok();</div>
|
|
<div class="line"><a name="l01040"></a><span class="lineno"> 1040</span> }</div>
|
|
<div class="line"><a name="l01041"></a><span class="lineno"> 1041</span>  </div>
|
|
<div class="line"><a name="l01042"></a><span class="lineno"> 1042</span> <span class="keywordtype">void</span> GurobiInterface::SetRelativeMipGap(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l01043"></a><span class="lineno"> 1043</span>  <span class="keywordflow">if</span> (mip_) {</div>
|
|
<div class="line"><a name="l01044"></a><span class="lineno"> 1044</span>  CheckedGurobiCall(</div>
|
|
<div class="line"><a name="l01045"></a><span class="lineno"> 1045</span>  <a class="code" href="namespaceoperations__research.html#afee86075f779c39746c2f754f00bcd3d">GRBsetdblparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a157c7017f73a94539f7c1ea2d764f56e">GRB_DBL_PAR_MIPGAP</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a name="l01046"></a><span class="lineno"> 1046</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01047"></a><span class="lineno"> 1047</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"The relative MIP gap is only available "</span></div>
|
|
<div class="line"><a name="l01048"></a><span class="lineno"> 1048</span>  << <span class="stringliteral">"for discrete problems."</span>;</div>
|
|
<div class="line"><a name="l01049"></a><span class="lineno"> 1049</span>  }</div>
|
|
<div class="line"><a name="l01050"></a><span class="lineno"> 1050</span> }</div>
|
|
<div class="line"><a name="l01051"></a><span class="lineno"> 1051</span>  </div>
|
|
<div class="line"><a name="l01052"></a><span class="lineno"> 1052</span> <span class="comment">// Gurobi has two different types of primal tolerance (feasibility tolerance):</span></div>
|
|
<div class="line"><a name="l01053"></a><span class="lineno"> 1053</span> <span class="comment">// constraint and integrality. We need to set them both.</span></div>
|
|
<div class="line"><a name="l01054"></a><span class="lineno"> 1054</span> <span class="comment">// See:</span></div>
|
|
<div class="line"><a name="l01055"></a><span class="lineno"> 1055</span> <span class="comment">// http://www.gurobi.com/documentation/6.0/refman/feasibilitytol.html</span></div>
|
|
<div class="line"><a name="l01056"></a><span class="lineno"> 1056</span> <span class="comment">// and</span></div>
|
|
<div class="line"><a name="l01057"></a><span class="lineno"> 1057</span> <span class="comment">// http://www.gurobi.com/documentation/6.0/refman/intfeastol.html</span></div>
|
|
<div class="line"><a name="l01058"></a><span class="lineno"> 1058</span> <span class="keywordtype">void</span> GurobiInterface::SetPrimalTolerance(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l01059"></a><span class="lineno"> 1059</span>  CheckedGurobiCall(</div>
|
|
<div class="line"><a name="l01060"></a><span class="lineno"> 1060</span>  <a class="code" href="namespaceoperations__research.html#afee86075f779c39746c2f754f00bcd3d">GRBsetdblparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a1c15d9bfccc6b9959c26fc01567993ab">GRB_DBL_PAR_FEASIBILITYTOL</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a name="l01061"></a><span class="lineno"> 1061</span>  CheckedGurobiCall(</div>
|
|
<div class="line"><a name="l01062"></a><span class="lineno"> 1062</span>  <a class="code" href="namespaceoperations__research.html#afee86075f779c39746c2f754f00bcd3d">GRBsetdblparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#ab4ad4cfa8dd2267a63e63de1bf1a15c1">GRB_DBL_PAR_INTFEASTOL</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a name="l01063"></a><span class="lineno"> 1063</span> }</div>
|
|
<div class="line"><a name="l01064"></a><span class="lineno"> 1064</span>  </div>
|
|
<div class="line"><a name="l01065"></a><span class="lineno"> 1065</span> <span class="comment">// As opposed to primal (feasibility) tolerance, the dual (optimality) tolerance</span></div>
|
|
<div class="line"><a name="l01066"></a><span class="lineno"> 1066</span> <span class="comment">// applies only to the reduced costs in the improving direction.</span></div>
|
|
<div class="line"><a name="l01067"></a><span class="lineno"> 1067</span> <span class="comment">// See:</span></div>
|
|
<div class="line"><a name="l01068"></a><span class="lineno"> 1068</span> <span class="comment">// http://www.gurobi.com/documentation/6.0/refman/optimalitytol.html</span></div>
|
|
<div class="line"><a name="l01069"></a><span class="lineno"> 1069</span> <span class="keywordtype">void</span> GurobiInterface::SetDualTolerance(<span class="keywordtype">double</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l01070"></a><span class="lineno"> 1070</span>  CheckedGurobiCall(</div>
|
|
<div class="line"><a name="l01071"></a><span class="lineno"> 1071</span>  <a class="code" href="namespaceoperations__research.html#afee86075f779c39746c2f754f00bcd3d">GRBsetdblparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a694ee58b6d997c08fc554d778425a071">GRB_DBL_PAR_OPTIMALITYTOL</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>));</div>
|
|
<div class="line"><a name="l01072"></a><span class="lineno"> 1072</span> }</div>
|
|
<div class="line"><a name="l01073"></a><span class="lineno"> 1073</span>  </div>
|
|
<div class="line"><a name="l01074"></a><span class="lineno"> 1074</span> <span class="keywordtype">void</span> GurobiInterface::SetPresolveMode(<span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l01075"></a><span class="lineno"> 1075</span>  <span class="keywordflow">switch</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
|
|
<div class="line"><a name="l01076"></a><span class="lineno"> 1076</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a9d70aea1ff48f145644d82953fd4322a">MPSolverParameters::PRESOLVE_OFF</a>: {</div>
|
|
<div class="line"><a name="l01077"></a><span class="lineno"> 1077</span>  CheckedGurobiCall(</div>
|
|
<div class="line"><a name="l01078"></a><span class="lineno"> 1078</span>  <a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a357ade6bc740533e34fc725fb57564ee">GRB_INT_PAR_PRESOLVE</a>, <span class="keyword">false</span>));</div>
|
|
<div class="line"><a name="l01079"></a><span class="lineno"> 1079</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01080"></a><span class="lineno"> 1080</span>  }</div>
|
|
<div class="line"><a name="l01081"></a><span class="lineno"> 1081</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a3b48e7f264e3228b1494312657fd611a">MPSolverParameters::PRESOLVE_ON</a>: {</div>
|
|
<div class="line"><a name="l01082"></a><span class="lineno"> 1082</span>  CheckedGurobiCall(</div>
|
|
<div class="line"><a name="l01083"></a><span class="lineno"> 1083</span>  <a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a357ade6bc740533e34fc725fb57564ee">GRB_INT_PAR_PRESOLVE</a>, <span class="keyword">true</span>));</div>
|
|
<div class="line"><a name="l01084"></a><span class="lineno"> 1084</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01085"></a><span class="lineno"> 1085</span>  }</div>
|
|
<div class="line"><a name="l01086"></a><span class="lineno"> 1086</span>  <span class="keywordflow">default</span>: {</div>
|
|
<div class="line"><a name="l01087"></a><span class="lineno"> 1087</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a12cee0b1a4374aaa9962daa50be5bded">SetIntegerParamToUnsupportedValue</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403">MPSolverParameters::PRESOLVE</a>, <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
|
|
<div class="line"><a name="l01088"></a><span class="lineno"> 1088</span>  }</div>
|
|
<div class="line"><a name="l01089"></a><span class="lineno"> 1089</span>  }</div>
|
|
<div class="line"><a name="l01090"></a><span class="lineno"> 1090</span> }</div>
|
|
<div class="line"><a name="l01091"></a><span class="lineno"> 1091</span>  </div>
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<div class="line"><a name="l01092"></a><span class="lineno"> 1092</span> <span class="comment">// Sets the scaling mode.</span></div>
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<div class="line"><a name="l01093"></a><span class="lineno"> 1093</span> <span class="keywordtype">void</span> GurobiInterface::SetScalingMode(<span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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<div class="line"><a name="l01094"></a><span class="lineno"> 1094</span>  <span class="keywordflow">switch</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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|
<div class="line"><a name="l01095"></a><span class="lineno"> 1095</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a25a1112e410b183f49ef4ce8da1bdc74ab3f9de74d2d20c2eebcec60b7273d485">MPSolverParameters::SCALING_OFF</a>:</div>
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|
<div class="line"><a name="l01096"></a><span class="lineno"> 1096</span>  CheckedGurobiCall(</div>
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|
<div class="line"><a name="l01097"></a><span class="lineno"> 1097</span>  <a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a711a2db88b574a2e8ba3284eb2da1285">GRB_INT_PAR_SCALEFLAG</a>, <span class="keyword">false</span>));</div>
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|
<div class="line"><a name="l01098"></a><span class="lineno"> 1098</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l01099"></a><span class="lineno"> 1099</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a25a1112e410b183f49ef4ce8da1bdc74a62fd26c37f80b6aabec3b463c55a1c85">MPSolverParameters::SCALING_ON</a>:</div>
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|
<div class="line"><a name="l01100"></a><span class="lineno"> 1100</span>  CheckedGurobiCall(</div>
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<div class="line"><a name="l01101"></a><span class="lineno"> 1101</span>  <a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a711a2db88b574a2e8ba3284eb2da1285">GRB_INT_PAR_SCALEFLAG</a>, <span class="keyword">true</span>));</div>
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|
<div class="line"><a name="l01102"></a><span class="lineno"> 1102</span>  CheckedGurobiCall(</div>
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|
<div class="line"><a name="l01103"></a><span class="lineno"> 1103</span>  <a class="code" href="namespaceoperations__research.html#afee86075f779c39746c2f754f00bcd3d">GRBsetdblparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#afebe2c41e3e7b7b96c81b3cd4124fc12">GRB_DBL_PAR_OBJSCALE</a>, 0.0));</div>
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|
<div class="line"><a name="l01104"></a><span class="lineno"> 1104</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l01105"></a><span class="lineno"> 1105</span>  <span class="keywordflow">default</span>:</div>
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|
<div class="line"><a name="l01106"></a><span class="lineno"> 1106</span>  <span class="comment">// Leave the parameters untouched.</span></div>
|
|
<div class="line"><a name="l01107"></a><span class="lineno"> 1107</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l01108"></a><span class="lineno"> 1108</span>  }</div>
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|
<div class="line"><a name="l01109"></a><span class="lineno"> 1109</span> }</div>
|
|
<div class="line"><a name="l01110"></a><span class="lineno"> 1110</span>  </div>
|
|
<div class="line"><a name="l01111"></a><span class="lineno"> 1111</span> <span class="comment">// Sets the LP algorithm : primal, dual or barrier. Note that GRB</span></div>
|
|
<div class="line"><a name="l01112"></a><span class="lineno"> 1112</span> <span class="comment">// offers automatic selection</span></div>
|
|
<div class="line"><a name="l01113"></a><span class="lineno"> 1113</span> <span class="keywordtype">void</span> GurobiInterface::SetLpAlgorithm(<span class="keywordtype">int</span> <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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|
<div class="line"><a name="l01114"></a><span class="lineno"> 1114</span>  <span class="keywordflow">switch</span> (<a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>) {</div>
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|
<div class="line"><a name="l01115"></a><span class="lineno"> 1115</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541fa95aac881295562f873fc2ce46a8b8b1b">MPSolverParameters::DUAL</a>:</div>
|
|
<div class="line"><a name="l01116"></a><span class="lineno"> 1116</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a5397bab46d83535262cfd4f82ffcaf3e">GRB_INT_PAR_METHOD</a>,</div>
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|
<div class="line"><a name="l01117"></a><span class="lineno"> 1117</span>  <a class="code" href="environment_8h.html#ac83a71f7ce20ef826c2fe19ded699f4e">GRB_METHOD_DUAL</a>));</div>
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|
<div class="line"><a name="l01118"></a><span class="lineno"> 1118</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l01119"></a><span class="lineno"> 1119</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541fab6a6dd2cfc5b8fd6060e8a50573bb3ee">MPSolverParameters::PRIMAL</a>:</div>
|
|
<div class="line"><a name="l01120"></a><span class="lineno"> 1120</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a5397bab46d83535262cfd4f82ffcaf3e">GRB_INT_PAR_METHOD</a>,</div>
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|
<div class="line"><a name="l01121"></a><span class="lineno"> 1121</span>  <a class="code" href="environment_8h.html#aee06842200f9ea6a52cd072655bde971">GRB_METHOD_PRIMAL</a>));</div>
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|
<div class="line"><a name="l01122"></a><span class="lineno"> 1122</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l01123"></a><span class="lineno"> 1123</span>  <span class="keywordflow">case</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541faef10b8804992b6a16960332346c21493">MPSolverParameters::BARRIER</a>:</div>
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|
<div class="line"><a name="l01124"></a><span class="lineno"> 1124</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a5397bab46d83535262cfd4f82ffcaf3e">GRB_INT_PAR_METHOD</a>,</div>
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|
<div class="line"><a name="l01125"></a><span class="lineno"> 1125</span>  <a class="code" href="environment_8h.html#a7ba686d89ff3ad70a4647775fb7ff04f">GRB_METHOD_BARRIER</a>));</div>
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|
<div class="line"><a name="l01126"></a><span class="lineno"> 1126</span>  <span class="keywordflow">break</span>;</div>
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|
<div class="line"><a name="l01127"></a><span class="lineno"> 1127</span>  <span class="keywordflow">default</span>:</div>
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|
<div class="line"><a name="l01128"></a><span class="lineno"> 1128</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a12cee0b1a4374aaa9962daa50be5bded">SetIntegerParamToUnsupportedValue</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b">MPSolverParameters::LP_ALGORITHM</a>,</div>
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|
<div class="line"><a name="l01129"></a><span class="lineno"> 1129</span>  <a class="code" href="demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514">value</a>);</div>
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|
<div class="line"><a name="l01130"></a><span class="lineno"> 1130</span>  }</div>
|
|
<div class="line"><a name="l01131"></a><span class="lineno"> 1131</span> }</div>
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|
<div class="line"><a name="l01132"></a><span class="lineno"> 1132</span>  </div>
|
|
<div class="line"><a name="l01133"></a><span class="lineno"> 1133</span> <span class="keywordtype">int</span> GurobiInterface::SolutionCount()<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l01134"></a><span class="lineno"> 1134</span>  <span class="keywordflow">return</span> GetIntAttr(<a class="code" href="environment_8h.html#aeccf22a77ad72039e023c83e9afcf76a">GRB_INT_ATTR_SOLCOUNT</a>);</div>
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|
<div class="line"><a name="l01135"></a><span class="lineno"> 1135</span> }</div>
|
|
<div class="line"><a name="l01136"></a><span class="lineno"> 1136</span>  </div>
|
|
<div class="line"><a name="l01137"></a><span class="lineno"> 1137</span> <span class="keywordtype">bool</span> GurobiInterface::ModelIsNonincremental()<span class="keyword"> const </span>{</div>
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|
<div class="line"><a name="l01138"></a><span class="lineno"> 1138</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a24102af97b3c7e803861e1d6983b1fea">MPConstraint</a>* c : <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#a5ff11cd513c803ba3f75f2f672f1cf6f">constraints</a>()) {</div>
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|
<div class="line"><a name="l01139"></a><span class="lineno"> 1139</span>  <span class="keywordflow">if</span> (c->indicator_variable() != <span class="keyword">nullptr</span>) {</div>
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|
<div class="line"><a name="l01140"></a><span class="lineno"> 1140</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l01141"></a><span class="lineno"> 1141</span>  }</div>
|
|
<div class="line"><a name="l01142"></a><span class="lineno"> 1142</span>  }</div>
|
|
<div class="line"><a name="l01143"></a><span class="lineno"> 1143</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a name="l01144"></a><span class="lineno"> 1144</span> }</div>
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|
<div class="line"><a name="l01145"></a><span class="lineno"> 1145</span>  </div>
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<div class="line"><a name="l01146"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a4a2cd522f4d71f1bd1f50b9b013b696f"> 1146</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">MPSolver::ResultStatus</a> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a4a2cd522f4d71f1bd1f50b9b013b696f">GurobiInterface::Solve</a>(<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html">MPSolverParameters</a>& param) {</div>
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|
<div class="line"><a name="l01147"></a><span class="lineno"> 1147</span>  <a class="code" href="class_wall_timer.html">WallTimer</a> timer;</div>
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<div class="line"><a name="l01148"></a><span class="lineno"> 1148</span>  timer.<a class="code" href="class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291">Start</a>();</div>
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|
<div class="line"><a name="l01149"></a><span class="lineno"> 1149</span>  </div>
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|
<div class="line"><a name="l01150"></a><span class="lineno"> 1150</span>  <span class="keywordflow">if</span> (param.<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#aeae0a6e1e84d015690573b08d62b1395">GetIntegerParam</a>(<a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff">MPSolverParameters::INCREMENTALITY</a>) ==</div>
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|
<div class="line"><a name="l01151"></a><span class="lineno"> 1151</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cba01f385fe2acfe85efe038aa62b31edfb">MPSolverParameters::INCREMENTALITY_OFF</a> ||</div>
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|
<div class="line"><a name="l01152"></a><span class="lineno"> 1152</span>  ModelIsNonincremental() || had_nonincremental_change_) {</div>
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|
<div class="line"><a name="l01153"></a><span class="lineno"> 1153</span>  <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af82f4acaed7bb39d568e689a9caa63d5">Reset</a>();</div>
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|
<div class="line"><a name="l01154"></a><span class="lineno"> 1154</span>  }</div>
|
|
<div class="line"><a name="l01155"></a><span class="lineno"> 1155</span>  </div>
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|
<div class="line"><a name="l01156"></a><span class="lineno"> 1156</span>  <span class="comment">// Set log level.</span></div>
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|
<div class="line"><a name="l01157"></a><span class="lineno"> 1157</span>  CheckedGurobiCall(</div>
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|
<div class="line"><a name="l01158"></a><span class="lineno"> 1158</span>  <a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#aee9c4fc0f8a730308ef1eef1e3a8ccd7">GRB_INT_PAR_OUTPUTFLAG</a>, !<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#aa2fedb3c02ffb092a6c19a0ee1e81a02">quiet_</a>));</div>
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<div class="line"><a name="l01159"></a><span class="lineno"> 1159</span>  </div>
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<div class="line"><a name="l01160"></a><span class="lineno"> 1160</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afb4493b8573d16e076059c755d2213b0">ExtractModel</a>();</div>
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|
<div class="line"><a name="l01161"></a><span class="lineno"> 1161</span>  <span class="comment">// Sync solver.</span></div>
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|
<div class="line"><a name="l01162"></a><span class="lineno"> 1162</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a8e39c3c540f2d5f3dc4d99d6150f2751">GRBupdatemodel</a>(model_));</div>
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<div class="line"><a name="l01163"></a><span class="lineno"> 1163</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << absl::StrFormat(<span class="stringliteral">"Model built in %s."</span>,</div>
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<div class="line"><a name="l01164"></a><span class="lineno"> 1164</span>  absl::FormatDuration(timer.<a class="code" href="class_wall_timer.html#a4529f7d5e72dcd2c9d8961ee60f0ed6a">GetDuration</a>()));</div>
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<div class="line"><a name="l01165"></a><span class="lineno"> 1165</span>  </div>
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<div class="line"><a name="l01166"></a><span class="lineno"> 1166</span>  <span class="comment">// Set solution hints if any.</span></div>
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<div class="line"><a name="l01167"></a><span class="lineno"> 1167</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> std::pair<const MPVariable*, double>& p :</div>
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<div class="line"><a name="l01168"></a><span class="lineno"> 1168</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->solution_hint_) {</div>
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<div class="line"><a name="l01169"></a><span class="lineno"> 1169</span>  SetDoubleAttrElement(<a class="code" href="environment_8h.html#a13d56b4c7ae1126425a3584a3e4e1e7c">GRB_DBL_ATTR_START</a>,</div>
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<div class="line"><a name="l01170"></a><span class="lineno"> 1170</span>  mp_var_to_gurobi_var_.at(p.first->index()), p.second);</div>
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<div class="line"><a name="l01171"></a><span class="lineno"> 1171</span>  }</div>
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|
<div class="line"><a name="l01172"></a><span class="lineno"> 1172</span>  </div>
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<div class="line"><a name="l01173"></a><span class="lineno"> 1173</span>  <span class="comment">// Pass branching priority annotations if at least one has been updated.</span></div>
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<div class="line"><a name="l01174"></a><span class="lineno"> 1174</span>  <span class="keywordflow">if</span> (update_branching_priorities_) {</div>
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<div class="line"><a name="l01175"></a><span class="lineno"> 1175</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> : <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_) {</div>
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<div class="line"><a name="l01176"></a><span class="lineno"> 1176</span>  SetIntAttrElement(<a class="code" href="environment_8h.html#a0ab4faba5895cb10a2a9454c0d162772">GRB_INT_ATTR_BRANCHPRIORITY</a>,</div>
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<div class="line"><a name="l01177"></a><span class="lineno"> 1177</span>  mp_var_to_gurobi_var_.at(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->index()),</div>
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<div class="line"><a name="l01178"></a><span class="lineno"> 1178</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->branching_priority());</div>
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<div class="line"><a name="l01179"></a><span class="lineno"> 1179</span>  }</div>
|
|
<div class="line"><a name="l01180"></a><span class="lineno"> 1180</span>  update_branching_priorities_ = <span class="keyword">false</span>;</div>
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<div class="line"><a name="l01181"></a><span class="lineno"> 1181</span>  }</div>
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|
<div class="line"><a name="l01182"></a><span class="lineno"> 1182</span>  </div>
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|
<div class="line"><a name="l01183"></a><span class="lineno"> 1183</span>  <span class="comment">// Time limit.</span></div>
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<div class="line"><a name="l01184"></a><span class="lineno"> 1184</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#ac4f18824e639ecdf7304714a4450806b">time_limit</a>() != 0) {</div>
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<div class="line"><a name="l01185"></a><span class="lineno"> 1185</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"Setting time limit = "</span> << <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#ac4f18824e639ecdf7304714a4450806b">time_limit</a>() << <span class="stringliteral">" ms."</span>;</div>
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|
<div class="line"><a name="l01186"></a><span class="lineno"> 1186</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#afee86075f779c39746c2f754f00bcd3d">GRBsetdblparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#af0e9b8eeda1ce58b5199ae2140a76f8d">GRB_DBL_PAR_TIMELIMIT</a>,</div>
|
|
<div class="line"><a name="l01187"></a><span class="lineno"> 1187</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#ad58dd106d6ce5869923cc448621066d6">time_limit_in_secs</a>()));</div>
|
|
<div class="line"><a name="l01188"></a><span class="lineno"> 1188</span>  }</div>
|
|
<div class="line"><a name="l01189"></a><span class="lineno"> 1189</span>  </div>
|
|
<div class="line"><a name="l01190"></a><span class="lineno"> 1190</span>  <span class="comment">// We first set our internal MPSolverParameters from 'param' and then set</span></div>
|
|
<div class="line"><a name="l01191"></a><span class="lineno"> 1191</span>  <span class="comment">// any user-specified internal solver parameters via</span></div>
|
|
<div class="line"><a name="l01192"></a><span class="lineno"> 1192</span>  <span class="comment">// solver_specific_parameter_string_.</span></div>
|
|
<div class="line"><a name="l01193"></a><span class="lineno"> 1193</span>  <span class="comment">// Default MPSolverParameters can override custom parameters (for example for</span></div>
|
|
<div class="line"><a name="l01194"></a><span class="lineno"> 1194</span>  <span class="comment">// presolving) and therefore we apply MPSolverParameters first.</span></div>
|
|
<div class="line"><a name="l01195"></a><span class="lineno"> 1195</span>  SetParameters(param);</div>
|
|
<div class="line"><a name="l01196"></a><span class="lineno"> 1196</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>-><a class="code" href="classoperations__research_1_1_m_p_solver.html#a77083241e8bdb93b619c7b9feaf82dec">SetSolverSpecificParametersAsString</a>(</div>
|
|
<div class="line"><a name="l01197"></a><span class="lineno"> 1197</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->solver_specific_parameter_string_);</div>
|
|
<div class="line"><a name="l01198"></a><span class="lineno"> 1198</span>  </div>
|
|
<div class="line"><a name="l01199"></a><span class="lineno"> 1199</span>  std::unique_ptr<GurobiMPCallbackContext> gurobi_context;</div>
|
|
<div class="line"><a name="l01200"></a><span class="lineno"> 1200</span>  MPCallbackWithGurobiContext mp_callback_with_context;</div>
|
|
<div class="line"><a name="l01201"></a><span class="lineno"> 1201</span>  <span class="keywordtype">int</span> gurobi_precrush = 0;</div>
|
|
<div class="line"><a name="l01202"></a><span class="lineno"> 1202</span>  <span class="keywordtype">int</span> gurobi_lazy_constraint = 0;</div>
|
|
<div class="line"><a name="l01203"></a><span class="lineno"> 1203</span>  <span class="keywordflow">if</span> (callback_ == <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l01204"></a><span class="lineno"> 1204</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#aec892e2b2a70124f41f8b9744adbda67">GRBsetcallbackfunc</a>(model_, <span class="keyword">nullptr</span>, <span class="keyword">nullptr</span>));</div>
|
|
<div class="line"><a name="l01205"></a><span class="lineno"> 1205</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01206"></a><span class="lineno"> 1206</span>  gurobi_context = absl::make_unique<GurobiMPCallbackContext>(</div>
|
|
<div class="line"><a name="l01207"></a><span class="lineno"> 1207</span>  env_, &mp_var_to_gurobi_var_, num_gurobi_vars_,</div>
|
|
<div class="line"><a name="l01208"></a><span class="lineno"> 1208</span>  callback_-><a class="code" href="classoperations__research_1_1_m_p_callback.html#a908b5e074d2670fb495f6e899efdf3d3">might_add_cuts</a>(), callback_-><a class="code" href="classoperations__research_1_1_m_p_callback.html#aba25bfa60f26f0275a683ce9ec618de3">might_add_lazy_constraints</a>());</div>
|
|
<div class="line"><a name="l01209"></a><span class="lineno"> 1209</span>  mp_callback_with_context.context = gurobi_context.get();</div>
|
|
<div class="line"><a name="l01210"></a><span class="lineno"> 1210</span>  mp_callback_with_context.callback = callback_;</div>
|
|
<div class="line"><a name="l01211"></a><span class="lineno"> 1211</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#aec892e2b2a70124f41f8b9744adbda67">GRBsetcallbackfunc</a>(</div>
|
|
<div class="line"><a name="l01212"></a><span class="lineno"> 1212</span>  model_, CallbackImpl, <span class="keyword">static_cast<</span><span class="keywordtype">void</span>*<span class="keyword">></span>(&mp_callback_with_context)));</div>
|
|
<div class="line"><a name="l01213"></a><span class="lineno"> 1213</span>  gurobi_precrush = callback_-><a class="code" href="classoperations__research_1_1_m_p_callback.html#a908b5e074d2670fb495f6e899efdf3d3">might_add_cuts</a>();</div>
|
|
<div class="line"><a name="l01214"></a><span class="lineno"> 1214</span>  gurobi_lazy_constraint = callback_-><a class="code" href="classoperations__research_1_1_m_p_callback.html#aba25bfa60f26f0275a683ce9ec618de3">might_add_lazy_constraints</a>();</div>
|
|
<div class="line"><a name="l01215"></a><span class="lineno"> 1215</span>  }</div>
|
|
<div class="line"><a name="l01216"></a><span class="lineno"> 1216</span>  CheckedGurobiCall(</div>
|
|
<div class="line"><a name="l01217"></a><span class="lineno"> 1217</span>  <a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#afe22013f7a404d80baf84d00229707e2">GRB_INT_PAR_PRECRUSH</a>, gurobi_precrush));</div>
|
|
<div class="line"><a name="l01218"></a><span class="lineno"> 1218</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(</div>
|
|
<div class="line"><a name="l01219"></a><span class="lineno"> 1219</span>  <a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#a62d37112893fc582e67f827f3798ed55">GRB_INT_PAR_LAZYCONSTRAINTS</a>, gurobi_lazy_constraint));</div>
|
|
<div class="line"><a name="l01220"></a><span class="lineno"> 1220</span>  </div>
|
|
<div class="line"><a name="l01221"></a><span class="lineno"> 1221</span>  <span class="comment">// Solve</span></div>
|
|
<div class="line"><a name="l01222"></a><span class="lineno"> 1222</span>  timer.<a class="code" href="class_wall_timer.html#a6bdbb9a2345c126ae0d72b1e2a9a21d5">Restart</a>();</div>
|
|
<div class="line"><a name="l01223"></a><span class="lineno"> 1223</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> status = <a class="code" href="namespaceoperations__research.html#ab850dd307ea088f49af5f192d1b8d553">GRBoptimize</a>(model_);</div>
|
|
<div class="line"><a name="l01224"></a><span class="lineno"> 1224</span>  </div>
|
|
<div class="line"><a name="l01225"></a><span class="lineno"> 1225</span>  <span class="keywordflow">if</span> (status) {</div>
|
|
<div class="line"><a name="l01226"></a><span class="lineno"> 1226</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"Failed to optimize MIP."</span> << <a class="code" href="namespaceoperations__research.html#a6e3a7ab84a516ee67eb78d50ac3987e2">GRBgeterrormsg</a>(env_);</div>
|
|
<div class="line"><a name="l01227"></a><span class="lineno"> 1227</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01228"></a><span class="lineno"> 1228</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << absl::StrFormat(<span class="stringliteral">"Solved in %s."</span>,</div>
|
|
<div class="line"><a name="l01229"></a><span class="lineno"> 1229</span>  absl::FormatDuration(timer.<a class="code" href="class_wall_timer.html#a4529f7d5e72dcd2c9d8961ee60f0ed6a">GetDuration</a>()));</div>
|
|
<div class="line"><a name="l01230"></a><span class="lineno"> 1230</span>  }</div>
|
|
<div class="line"><a name="l01231"></a><span class="lineno"> 1231</span>  </div>
|
|
<div class="line"><a name="l01232"></a><span class="lineno"> 1232</span>  <span class="comment">// Get the status.</span></div>
|
|
<div class="line"><a name="l01233"></a><span class="lineno"> 1233</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> optimization_status = GetIntAttr(<a class="code" href="environment_8h.html#ad4544aad5da63e21eb7c61e9142ffbd9">GRB_INT_ATTR_STATUS</a>);</div>
|
|
<div class="line"><a name="l01234"></a><span class="lineno"> 1234</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << absl::StrFormat(<span class="stringliteral">"Solution status %d.\n"</span>, optimization_status);</div>
|
|
<div class="line"><a name="l01235"></a><span class="lineno"> 1235</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> solution_count = SolutionCount();</div>
|
|
<div class="line"><a name="l01236"></a><span class="lineno"> 1236</span>  </div>
|
|
<div class="line"><a name="l01237"></a><span class="lineno"> 1237</span>  <span class="keywordflow">switch</span> (optimization_status) {</div>
|
|
<div class="line"><a name="l01238"></a><span class="lineno"> 1238</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#a43d3b5140bdab02bbc8fff16b910b854">GRB_OPTIMAL</a>:</div>
|
|
<div class="line"><a name="l01239"></a><span class="lineno"> 1239</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad">MPSolver::OPTIMAL</a>;</div>
|
|
<div class="line"><a name="l01240"></a><span class="lineno"> 1240</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01241"></a><span class="lineno"> 1241</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#aa9bc09ccb0ac12cee4fe48135431ddbd">GRB_INFEASIBLE</a>:</div>
|
|
<div class="line"><a name="l01242"></a><span class="lineno"> 1242</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483">MPSolver::INFEASIBLE</a>;</div>
|
|
<div class="line"><a name="l01243"></a><span class="lineno"> 1243</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01244"></a><span class="lineno"> 1244</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#abd5c8ac4f5b0f0cecb20fa655300196e">GRB_UNBOUNDED</a>:</div>
|
|
<div class="line"><a name="l01245"></a><span class="lineno"> 1245</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da6c65123d1b5b01632a477661055b01ef">MPSolver::UNBOUNDED</a>;</div>
|
|
<div class="line"><a name="l01246"></a><span class="lineno"> 1246</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01247"></a><span class="lineno"> 1247</span>  <span class="keywordflow">case</span> <a class="code" href="environment_8h.html#aa551017c0b845fd228540c78841bbb68">GRB_INF_OR_UNBD</a>:</div>
|
|
<div class="line"><a name="l01248"></a><span class="lineno"> 1248</span>  <span class="comment">// TODO(user,user): We could introduce our own "infeasible or</span></div>
|
|
<div class="line"><a name="l01249"></a><span class="lineno"> 1249</span>  <span class="comment">// unbounded" status.</span></div>
|
|
<div class="line"><a name="l01250"></a><span class="lineno"> 1250</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483">MPSolver::INFEASIBLE</a>;</div>
|
|
<div class="line"><a name="l01251"></a><span class="lineno"> 1251</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01252"></a><span class="lineno"> 1252</span>  <span class="keywordflow">default</span>: {</div>
|
|
<div class="line"><a name="l01253"></a><span class="lineno"> 1253</span>  <span class="keywordflow">if</span> (solution_count > 0) {</div>
|
|
<div class="line"><a name="l01254"></a><span class="lineno"> 1254</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1">MPSolver::FEASIBLE</a>;</div>
|
|
<div class="line"><a name="l01255"></a><span class="lineno"> 1255</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l01256"></a><span class="lineno"> 1256</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da0e6873a155f86a4695f463bf8601d05f">MPSolver::NOT_SOLVED</a>;</div>
|
|
<div class="line"><a name="l01257"></a><span class="lineno"> 1257</span>  }</div>
|
|
<div class="line"><a name="l01258"></a><span class="lineno"> 1258</span>  <span class="keywordflow">break</span>;</div>
|
|
<div class="line"><a name="l01259"></a><span class="lineno"> 1259</span>  }</div>
|
|
<div class="line"><a name="l01260"></a><span class="lineno"> 1260</span>  }</div>
|
|
<div class="line"><a name="l01261"></a><span class="lineno"> 1261</span>  </div>
|
|
<div class="line"><a name="l01262"></a><span class="lineno"> 1262</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_gurobi_interface.html#ae3441d342bd353e7ce0aa60662872592">IsMIP</a>() && (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da6c65123d1b5b01632a477661055b01ef">MPSolver::UNBOUNDED</a> &&</div>
|
|
<div class="line"><a name="l01263"></a><span class="lineno"> 1263</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> != <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483">MPSolver::INFEASIBLE</a>)) {</div>
|
|
<div class="line"><a name="l01264"></a><span class="lineno"> 1264</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> error =</div>
|
|
<div class="line"><a name="l01265"></a><span class="lineno"> 1265</span>  <a class="code" href="namespaceoperations__research.html#a13096db0327ba8156cb2f5215eaeb9db">GRBgetdblattr</a>(model_, <a class="code" href="environment_8h.html#afa4f5e674caa662471e849ba775a755d">GRB_DBL_ATTR_OBJBOUND</a>, &<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a6e75ff5a6525adc2eb42552c6f475b7a">best_objective_bound_</a>);</div>
|
|
<div class="line"><a name="l01266"></a><span class="lineno"> 1266</span>  <a class="code" href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>, error != 0)</div>
|
|
<div class="line"><a name="l01267"></a><span class="lineno"> 1267</span>  << <span class="stringliteral">"Best objective bound is not available, error="</span> << error</div>
|
|
<div class="line"><a name="l01268"></a><span class="lineno"> 1268</span>  << <span class="stringliteral">", message="</span> << <a class="code" href="namespaceoperations__research.html#a6e3a7ab84a516ee67eb78d50ac3987e2">GRBgeterrormsg</a>(env_);</div>
|
|
<div class="line"><a name="l01269"></a><span class="lineno"> 1269</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"best bound = "</span> << <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a6e75ff5a6525adc2eb42552c6f475b7a">best_objective_bound_</a>;</div>
|
|
<div class="line"><a name="l01270"></a><span class="lineno"> 1270</span>  }</div>
|
|
<div class="line"><a name="l01271"></a><span class="lineno"> 1271</span>  </div>
|
|
<div class="line"><a name="l01272"></a><span class="lineno"> 1272</span>  <span class="keywordflow">if</span> (solution_count > 0 && (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1">MPSolver::FEASIBLE</a> ||</div>
|
|
<div class="line"><a name="l01273"></a><span class="lineno"> 1273</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a> == <a class="code" href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad">MPSolver::OPTIMAL</a>)) {</div>
|
|
<div class="line"><a name="l01274"></a><span class="lineno"> 1274</span>  current_solution_index_ = 0;</div>
|
|
<div class="line"><a name="l01275"></a><span class="lineno"> 1275</span>  <span class="comment">// Get the results.</span></div>
|
|
<div class="line"><a name="l01276"></a><span class="lineno"> 1276</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#af093ce79e6a0d2e334ebe94579003de6">objective_value_</a> = GetDoubleAttr(<a class="code" href="environment_8h.html#a5ad09c0e963f4a55c5f39f5fac72c769">GRB_DBL_ATTR_OBJVAL</a>);</div>
|
|
<div class="line"><a name="l01277"></a><span class="lineno"> 1277</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"objective = "</span> << <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#af093ce79e6a0d2e334ebe94579003de6">objective_value_</a>;</div>
|
|
<div class="line"><a name="l01278"></a><span class="lineno"> 1278</span>  </div>
|
|
<div class="line"><a name="l01279"></a><span class="lineno"> 1279</span>  {</div>
|
|
<div class="line"><a name="l01280"></a><span class="lineno"> 1280</span>  <span class="keyword">const</span> std::vector<double> grb_variable_values =</div>
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|
<div class="line"><a name="l01281"></a><span class="lineno"> 1281</span>  GetDoubleAttrArray(<a class="code" href="environment_8h.html#aa79252cac30162280cee77fcad392fe2">GRB_DBL_ATTR_X</a>, num_gurobi_vars_);</div>
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|
<div class="line"><a name="l01282"></a><span class="lineno"> 1282</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.size(); ++i) {</div>
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|
<div class="line"><a name="l01283"></a><span class="lineno"> 1283</span>  <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_[i];</div>
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|
<div class="line"><a name="l01284"></a><span class="lineno"> 1284</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> val = grb_variable_values.at(mp_var_to_gurobi_var_.at(i));</div>
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|
<div class="line"><a name="l01285"></a><span class="lineno"> 1285</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->set_solution_value(val);</div>
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|
<div class="line"><a name="l01286"></a><span class="lineno"> 1286</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(3) << <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->name() << <span class="stringliteral">", value = "</span> << val;</div>
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|
<div class="line"><a name="l01287"></a><span class="lineno"> 1287</span>  }</div>
|
|
<div class="line"><a name="l01288"></a><span class="lineno"> 1288</span>  }</div>
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<div class="line"><a name="l01289"></a><span class="lineno"> 1289</span>  <span class="keywordflow">if</span> (!mip_) {</div>
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|
<div class="line"><a name="l01290"></a><span class="lineno"> 1290</span>  {</div>
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|
<div class="line"><a name="l01291"></a><span class="lineno"> 1291</span>  <span class="keyword">const</span> std::vector<double> grb_reduced_costs =</div>
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<div class="line"><a name="l01292"></a><span class="lineno"> 1292</span>  GetDoubleAttrArray(<a class="code" href="environment_8h.html#a9112d4d1eeee1c4fb4043ea044693bcb">GRB_DBL_ATTR_RC</a>, num_gurobi_vars_);</div>
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<div class="line"><a name="l01293"></a><span class="lineno"> 1293</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.size(); ++i) {</div>
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|
<div class="line"><a name="l01294"></a><span class="lineno"> 1294</span>  <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_[i];</div>
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|
<div class="line"><a name="l01295"></a><span class="lineno"> 1295</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> rc = grb_reduced_costs.at(mp_var_to_gurobi_var_.at(i));</div>
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|
<div class="line"><a name="l01296"></a><span class="lineno"> 1296</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->set_reduced_cost(rc);</div>
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<div class="line"><a name="l01297"></a><span class="lineno"> 1297</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(4) << <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->name() << <span class="stringliteral">", reduced cost = "</span> << rc;</div>
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<div class="line"><a name="l01298"></a><span class="lineno"> 1298</span>  }</div>
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<div class="line"><a name="l01299"></a><span class="lineno"> 1299</span>  }</div>
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<div class="line"><a name="l01300"></a><span class="lineno"> 1300</span>  </div>
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<div class="line"><a name="l01301"></a><span class="lineno"> 1301</span>  {</div>
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|
<div class="line"><a name="l01302"></a><span class="lineno"> 1302</span>  std::vector<double> grb_dual_values =</div>
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|
<div class="line"><a name="l01303"></a><span class="lineno"> 1303</span>  GetDoubleAttrArray(<a class="code" href="environment_8h.html#a53f9ffb4546f1effaf87839a42adeaa3">GRB_DBL_ATTR_PI</a>, num_gurobi_linear_cons_);</div>
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|
<div class="line"><a name="l01304"></a><span class="lineno"> 1304</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_.size(); ++i) {</div>
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|
<div class="line"><a name="l01305"></a><span class="lineno"> 1305</span>  <a class="code" href="classoperations__research_1_1_m_p_constraint.html">MPConstraint</a>* <span class="keyword">const</span> <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->constraints_[i];</div>
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|
<div class="line"><a name="l01306"></a><span class="lineno"> 1306</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> dual_value =</div>
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|
<div class="line"><a name="l01307"></a><span class="lineno"> 1307</span>  grb_dual_values.at(mp_cons_to_gurobi_linear_cons_.at(i));</div>
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|
<div class="line"><a name="l01308"></a><span class="lineno"> 1308</span>  <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->set_dual_value(dual_value);</div>
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<div class="line"><a name="l01309"></a><span class="lineno"> 1309</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(4) << <span class="stringliteral">"row "</span> << <a class="code" href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a>->index() << <span class="stringliteral">", dual value = "</span> << dual_value;</div>
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|
<div class="line"><a name="l01310"></a><span class="lineno"> 1310</span>  }</div>
|
|
<div class="line"><a name="l01311"></a><span class="lineno"> 1311</span>  }</div>
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|
<div class="line"><a name="l01312"></a><span class="lineno"> 1312</span>  }</div>
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|
<div class="line"><a name="l01313"></a><span class="lineno"> 1313</span>  }</div>
|
|
<div class="line"><a name="l01314"></a><span class="lineno"> 1314</span>  </div>
|
|
<div class="line"><a name="l01315"></a><span class="lineno"> 1315</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e">SOLUTION_SYNCHRONIZED</a>;</div>
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|
<div class="line"><a name="l01316"></a><span class="lineno"> 1316</span>  <a class="code" href="namespaceoperations__research.html#a7cceb4c997fc06f43522a150e7a42791">GRBresetparams</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_));</div>
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|
<div class="line"><a name="l01317"></a><span class="lineno"> 1317</span>  <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">result_status_</a>;</div>
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|
<div class="line"><a name="l01318"></a><span class="lineno"> 1318</span> }</div>
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|
<div class="line"><a name="l01319"></a><span class="lineno"> 1319</span>  </div>
|
|
<div class="line"><a name="l01320"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#ae89a1af6564e5770bc880777f6d5457c"> 1320</a></span> absl::optional<MPSolutionResponse> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#ae89a1af6564e5770bc880777f6d5457c">GurobiInterface::DirectlySolveProto</a>(</div>
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|
<div class="line"><a name="l01321"></a><span class="lineno"> 1321</span>  <span class="keyword">const</span> MPModelRequest& request) {</div>
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|
<div class="line"><a name="l01322"></a><span class="lineno"> 1322</span>  <span class="comment">// Here we reuse the Gurobi environment to support single-use license that</span></div>
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|
<div class="line"><a name="l01323"></a><span class="lineno"> 1323</span>  <span class="comment">// forbids creating a second environment if one already exists.</span></div>
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|
<div class="line"><a name="l01324"></a><span class="lineno"> 1324</span>  <span class="keyword">const</span> <span class="keyword">auto</span> status_or = <a class="code" href="namespaceoperations__research.html#a99a2d4781f0758d43de829c610a1a33b">GurobiSolveProto</a>(request, env_);</div>
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|
<div class="line"><a name="l01325"></a><span class="lineno"> 1325</span>  <span class="keywordflow">if</span> (status_or.ok()) <span class="keywordflow">return</span> status_or.value();</div>
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|
<div class="line"><a name="l01326"></a><span class="lineno"> 1326</span>  <span class="comment">// Special case: if something is not implemented yet, fall back to solving</span></div>
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|
<div class="line"><a name="l01327"></a><span class="lineno"> 1327</span>  <span class="comment">// through MPSolver.</span></div>
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|
<div class="line"><a name="l01328"></a><span class="lineno"> 1328</span>  <span class="keywordflow">if</span> (absl::IsUnimplemented(status_or.status())) <span class="keywordflow">return</span> absl::nullopt;</div>
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|
<div class="line"><a name="l01329"></a><span class="lineno"> 1329</span>  </div>
|
|
<div class="line"><a name="l01330"></a><span class="lineno"> 1330</span>  <span class="keywordflow">if</span> (request.enable_internal_solver_output()) {</div>
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|
<div class="line"><a name="l01331"></a><span class="lineno"> 1331</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9">INFO</a>) << <span class="stringliteral">"Invalid Gurobi status: "</span> << status_or.status();</div>
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|
<div class="line"><a name="l01332"></a><span class="lineno"> 1332</span>  }</div>
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|
<div class="line"><a name="l01333"></a><span class="lineno"> 1333</span>  MPSolutionResponse <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>;</div>
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|
<div class="line"><a name="l01334"></a><span class="lineno"> 1334</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.set_status(<a class="code" href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba3955ab5aa529fab85eb3566271a043e2">MPSOLVER_NOT_SOLVED</a>);</div>
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|
<div class="line"><a name="l01335"></a><span class="lineno"> 1335</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.set_status_str(status_or.status().ToString());</div>
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|
<div class="line"><a name="l01336"></a><span class="lineno"> 1336</span>  <span class="keywordflow">return</span> <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>;</div>
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|
<div class="line"><a name="l01337"></a><span class="lineno"> 1337</span> }</div>
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|
<div class="line"><a name="l01338"></a><span class="lineno"> 1338</span>  </div>
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|
<div class="line"><a name="l01339"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#af09b34b07f4db68ced0239cc959ee2e2"> 1339</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af09b34b07f4db68ced0239cc959ee2e2">GurobiInterface::NextSolution</a>() {</div>
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|
<div class="line"><a name="l01340"></a><span class="lineno"> 1340</span>  <span class="comment">// Next solution only supported for MIP</span></div>
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|
<div class="line"><a name="l01341"></a><span class="lineno"> 1341</span>  <span class="keywordflow">if</span> (!mip_) <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a name="l01342"></a><span class="lineno"> 1342</span>  </div>
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|
<div class="line"><a name="l01343"></a><span class="lineno"> 1343</span>  <span class="comment">// Make sure we have successfully solved the problem and not modified it.</span></div>
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|
<div class="line"><a name="l01344"></a><span class="lineno"> 1344</span>  <span class="keywordflow">if</span> (!<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">CheckSolutionIsSynchronizedAndExists</a>()) {</div>
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|
<div class="line"><a name="l01345"></a><span class="lineno"> 1345</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a name="l01346"></a><span class="lineno"> 1346</span>  }</div>
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|
<div class="line"><a name="l01347"></a><span class="lineno"> 1347</span>  <span class="comment">// Check if we are out of solutions.</span></div>
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|
<div class="line"><a name="l01348"></a><span class="lineno"> 1348</span>  <span class="keywordflow">if</span> (current_solution_index_ + 1 >= SolutionCount()) {</div>
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<div class="line"><a name="l01349"></a><span class="lineno"> 1349</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div>
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|
<div class="line"><a name="l01350"></a><span class="lineno"> 1350</span>  }</div>
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|
<div class="line"><a name="l01351"></a><span class="lineno"> 1351</span>  current_solution_index_++;</div>
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|
<div class="line"><a name="l01352"></a><span class="lineno"> 1352</span>  </div>
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|
<div class="line"><a name="l01353"></a><span class="lineno"> 1353</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">GRBsetintparam</a>(</div>
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<div class="line"><a name="l01354"></a><span class="lineno"> 1354</span>  <a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_), <a class="code" href="environment_8h.html#ae2331888cbb54036f3711f1fcc108713">GRB_INT_PAR_SOLUTIONNUMBER</a>, current_solution_index_));</div>
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<div class="line"><a name="l01355"></a><span class="lineno"> 1355</span>  </div>
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<div class="line"><a name="l01356"></a><span class="lineno"> 1356</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#af093ce79e6a0d2e334ebe94579003de6">objective_value_</a> = GetDoubleAttr(<a class="code" href="environment_8h.html#adcdd0acb46a250186f4f17e9a3113bab">GRB_DBL_ATTR_POOLOBJVAL</a>);</div>
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|
<div class="line"><a name="l01357"></a><span class="lineno"> 1357</span>  <span class="keyword">const</span> std::vector<double> grb_variable_values =</div>
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<div class="line"><a name="l01358"></a><span class="lineno"> 1358</span>  GetDoubleAttrArray(<a class="code" href="environment_8h.html#a64c5813d650c7b30c0d6c10581a51de4">GRB_DBL_ATTR_XN</a>, num_gurobi_vars_);</div>
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<div class="line"><a name="l01359"></a><span class="lineno"> 1359</span>  </div>
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|
<div class="line"><a name="l01360"></a><span class="lineno"> 1360</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_.size(); ++i) {</div>
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|
<div class="line"><a name="l01361"></a><span class="lineno"> 1361</span>  <a class="code" href="classoperations__research_1_1_m_p_variable.html">MPVariable</a>* <span class="keyword">const</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">solver_</a>->variables_[i];</div>
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|
<div class="line"><a name="l01362"></a><span class="lineno"> 1362</span>  <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>->set_solution_value(</div>
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|
<div class="line"><a name="l01363"></a><span class="lineno"> 1363</span>  grb_variable_values.at(mp_var_to_gurobi_var_.at(i)));</div>
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|
<div class="line"><a name="l01364"></a><span class="lineno"> 1364</span>  }</div>
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|
<div class="line"><a name="l01365"></a><span class="lineno"> 1365</span>  <span class="comment">// TODO(user,user): This reset may not be necessary, investigate.</span></div>
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<div class="line"><a name="l01366"></a><span class="lineno"> 1366</span>  <a class="code" href="namespaceoperations__research.html#a7cceb4c997fc06f43522a150e7a42791">GRBresetparams</a>(<a class="code" href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">GRBgetenv</a>(model_));</div>
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|
<div class="line"><a name="l01367"></a><span class="lineno"> 1367</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div>
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|
<div class="line"><a name="l01368"></a><span class="lineno"> 1368</span> }</div>
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<div class="line"><a name="l01369"></a><span class="lineno"> 1369</span>  </div>
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<div class="line"><a name="l01370"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a2e4d86f85b2dae0286025e9bcafcddbe"> 1370</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a2e4d86f85b2dae0286025e9bcafcddbe">GurobiInterface::Write</a>(<span class="keyword">const</span> std::string& filename) {</div>
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<div class="line"><a name="l01371"></a><span class="lineno"> 1371</span>  <span class="keywordflow">if</span> (<a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">sync_status_</a> == <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">MUST_RELOAD</a>) {</div>
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<div class="line"><a name="l01372"></a><span class="lineno"> 1372</span>  <a class="code" href="classoperations__research_1_1_gurobi_interface.html#af82f4acaed7bb39d568e689a9caa63d5">Reset</a>();</div>
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<div class="line"><a name="l01373"></a><span class="lineno"> 1373</span>  }</div>
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<div class="line"><a name="l01374"></a><span class="lineno"> 1374</span>  <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html#afb4493b8573d16e076059c755d2213b0">ExtractModel</a>();</div>
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|
<div class="line"><a name="l01375"></a><span class="lineno"> 1375</span>  <span class="comment">// Sync solver.</span></div>
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|
<div class="line"><a name="l01376"></a><span class="lineno"> 1376</span>  CheckedGurobiCall(<a class="code" href="namespaceoperations__research.html#a8e39c3c540f2d5f3dc4d99d6150f2751">GRBupdatemodel</a>(model_));</div>
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|
<div class="line"><a name="l01377"></a><span class="lineno"> 1377</span>  <a class="code" href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a>(1) << <span class="stringliteral">"Writing Gurobi model file \""</span> << filename << <span class="stringliteral">"\"."</span>;</div>
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<div class="line"><a name="l01378"></a><span class="lineno"> 1378</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> status = <a class="code" href="namespaceoperations__research.html#abbd2192a0d2d43a5169ad32b6b68d329">GRBwrite</a>(model_, filename.c_str());</div>
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<div class="line"><a name="l01379"></a><span class="lineno"> 1379</span>  <span class="keywordflow">if</span> (status) {</div>
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<div class="line"><a name="l01380"></a><span class="lineno"> 1380</span>  <a class="code" href="base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae">LOG</a>(<a class="code" href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a>) << <span class="stringliteral">"Failed to write MIP."</span> << <a class="code" href="namespaceoperations__research.html#a6e3a7ab84a516ee67eb78d50ac3987e2">GRBgeterrormsg</a>(env_);</div>
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<div class="line"><a name="l01381"></a><span class="lineno"> 1381</span>  }</div>
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<div class="line"><a name="l01382"></a><span class="lineno"> 1382</span> }</div>
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<div class="line"><a name="l01383"></a><span class="lineno"> 1383</span>  </div>
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<div class="line"><a name="l01384"></a><span class="lineno"><a class="line" href="namespaceoperations__research.html#a15d8d3f0cd329880580efdb01db139be"> 1384</a></span> <a class="code" href="classoperations__research_1_1_m_p_solver_interface.html">MPSolverInterface</a>* <a class="code" href="namespaceoperations__research.html#a15d8d3f0cd329880580efdb01db139be">BuildGurobiInterface</a>(<span class="keywordtype">bool</span> mip, <a class="code" href="classoperations__research_1_1_m_p_solver.html">MPSolver</a>* <span class="keyword">const</span> solver) {</div>
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<div class="line"><a name="l01385"></a><span class="lineno"> 1385</span>  <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html">GurobiInterface</a>(solver, mip);</div>
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<div class="line"><a name="l01386"></a><span class="lineno"> 1386</span> }</div>
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<div class="line"><a name="l01387"></a><span class="lineno"> 1387</span>  </div>
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<div class="line"><a name="l01388"></a><span class="lineno"><a class="line" href="classoperations__research_1_1_gurobi_interface.html#a9436ed8aa5d2540af34e24ba7a8c196d"> 1388</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1_gurobi_interface.html#a9436ed8aa5d2540af34e24ba7a8c196d">GurobiInterface::SetCallback</a>(<a class="code" href="classoperations__research_1_1_m_p_callback.html">MPCallback</a>* mp_callback) {</div>
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<div class="line"><a name="l01389"></a><span class="lineno"> 1389</span>  callback_ = mp_callback;</div>
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<div class="line"><a name="l01390"></a><span class="lineno"> 1390</span> }</div>
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<div class="line"><a name="l01391"></a><span class="lineno"> 1391</span>  </div>
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<div class="line"><a name="l01392"></a><span class="lineno"> 1392</span> } <span class="comment">// namespace operations_research</span></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_a09f7d88282cf92c9f231270ac113e5c6"><div class="ttname"><a href="base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6">LOG_IF</a></div><div class="ttdeci">#define LOG_IF(severity, condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00482">base/logging.h:482</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a11a0a0af0f450d7c6f810d960aa408fc"><div class="ttname"><a href="base_2logging_8h.html#a11a0a0af0f450d7c6f810d960aa408fc">LOG_FIRST_N</a></div><div class="ttdeci">#define LOG_FIRST_N(severity, n)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00857">base/logging.h:857</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274"><div class="ttname"><a href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a></div><div class="ttdeci">#define CHECK(condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00498">base/logging.h:498</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a7c0ce053b28d53aa4eaf3eb7fb71663b"><div class="ttname"><a href="base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b">CHECK_EQ</a></div><div class="ttdeci">#define CHECK_EQ(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00705">base/logging.h:705</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_aae2dc65d9ea248d54bf39daa986dd295"><div class="ttname"><a href="base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295">DCHECK_GE</a></div><div class="ttdeci">#define DCHECK_GE(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00897">base/logging.h:897</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="abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006"><div class="ttname"><a href="base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006">DCHECK</a></div><div class="ttdeci">#define DCHECK(condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00892">base/logging.h:892</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_ae89df3243bbb8341130c7b3f44145ea0"><div class="ttname"><a href="base_2logging_8h.html#ae89df3243bbb8341130c7b3f44145ea0">DCHECK_EQ</a></div><div class="ttdeci">#define DCHECK_EQ(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00893">base/logging.h:893</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_aeef651f886eb5252c08835194213efe2"><div class="ttname"><a href="base_2logging_8h.html#aeef651f886eb5252c08835194213efe2">ABSL_DIE_IF_NULL</a></div><div class="ttdeci">#define ABSL_DIE_IF_NULL</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00041">base/logging.h:41</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927"><div class="ttname"><a href="base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927">VLOG</a></div><div class="ttdeci">#define VLOG(verboselevel)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00986">base/logging.h:986</a></div></div>
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<div class="ttc" id="aclass_wall_timer_html"><div class="ttname"><a href="class_wall_timer.html">WallTimer</a></div><div class="ttdef"><b>Definition:</b> <a href="timer_8h_source.html#l00023">timer.h:23</a></div></div>
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<div class="ttc" id="aclass_wall_timer_html_a07aaf1227e4d645f15e0a964f54ef291"><div class="ttname"><a href="class_wall_timer.html#a07aaf1227e4d645f15e0a964f54ef291">WallTimer::Start</a></div><div class="ttdeci">void Start()</div><div class="ttdef"><b>Definition:</b> <a href="timer_8h_source.html#l00031">timer.h:31</a></div></div>
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<div class="ttc" id="aclass_wall_timer_html_a4529f7d5e72dcd2c9d8961ee60f0ed6a"><div class="ttname"><a href="class_wall_timer.html#a4529f7d5e72dcd2c9d8961ee60f0ed6a">WallTimer::GetDuration</a></div><div class="ttdeci">absl::Duration GetDuration() const</div><div class="ttdef"><b>Definition:</b> <a href="timer_8h_source.html#l00048">timer.h:48</a></div></div>
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<div class="ttc" id="aclass_wall_timer_html_a6bdbb9a2345c126ae0d72b1e2a9a21d5"><div class="ttname"><a href="class_wall_timer.html#a6bdbb9a2345c126ae0d72b1e2a9a21d5">WallTimer::Restart</a></div><div class="ttdeci">void Restart()</div><div class="ttdef"><b>Definition:</b> <a href="timer_8h_source.html#l00035">timer.h:35</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html">operations_research::GurobiInterface</a></div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00073">gurobi_interface.cc:73</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a0f868ea21814f5c0e34d8e99d32b1695"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a0f868ea21814f5c0e34d8e99d32b1695">operations_research::GurobiInterface::BranchingPriorityChangedForVariable</a></div><div class="ttdeci">void BranchingPriorityChangedForVariable(int var_index) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00787">gurobi_interface.cc:787</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a23ead730dda8890a7abecd327edb3a5b"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a23ead730dda8890a7abecd327edb3a5b">operations_research::GurobiInterface::AddRowConstraint</a></div><div class="ttdeci">void AddRowConstraint(MPConstraint *const ct) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00710">gurobi_interface.cc:710</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a279019e7a7637ca68a7388bd560d169b"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a279019e7a7637ca68a7388bd560d169b">operations_research::GurobiInterface::GurobiInterface</a></div><div class="ttdeci">GurobiInterface(MPSolver *const solver, bool mip)</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00602">gurobi_interface.cc:602</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a2e4d86f85b2dae0286025e9bcafcddbe"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a2e4d86f85b2dae0286025e9bcafcddbe">operations_research::GurobiInterface::Write</a></div><div class="ttdeci">void Write(const std::string &filename) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l01370">gurobi_interface.cc:1370</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a3311d007f8d5b65f31747fc5b2ab58eb"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a3311d007f8d5b65f31747fc5b2ab58eb">operations_research::GurobiInterface::underlying_solver</a></div><div class="ttdeci">void * underlying_solver() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00154">gurobi_interface.cc:154</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a3cf2f9d593dc71ba1d2114bb70d25745"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a3cf2f9d593dc71ba1d2114bb70d25745">operations_research::GurobiInterface::ExtractObjective</a></div><div class="ttdeci">void ExtractObjective() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l01023">gurobi_interface.cc:1023</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a4138871e96e884736818baa24b937ca5"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a4138871e96e884736818baa24b937ca5">operations_research::GurobiInterface::IsContinuous</a></div><div class="ttdeci">bool IsContinuous() const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00133">gurobi_interface.cc:133</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a462b98e5264614683c26f693a9066a53"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a462b98e5264614683c26f693a9066a53">operations_research::GurobiInterface::SetConstraintBounds</a></div><div class="ttdeci">void SetConstraintBounds(int row_index, double lb, double ub) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00695">gurobi_interface.cc:695</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a4a29067fc2546e6cbee9b6cb77fa4a22"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a4a29067fc2546e6cbee9b6cb77fa4a22">operations_research::GurobiInterface::InterruptSolve</a></div><div class="ttdeci">bool InterruptSolve() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00148">gurobi_interface.cc:148</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a4a2cd522f4d71f1bd1f50b9b013b696f"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a4a2cd522f4d71f1bd1f50b9b013b696f">operations_research::GurobiInterface::Solve</a></div><div class="ttdeci">MPSolver::ResultStatus Solve(const MPSolverParameters &param) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l01146">gurobi_interface.cc:1146</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a5b39d139b35756ecf9dd15b61cd3a4e7"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a5b39d139b35756ecf9dd15b61cd3a4e7">operations_research::GurobiInterface::ClearConstraint</a></div><div class="ttdeci">void ClearConstraint(MPConstraint *const constraint) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00746">gurobi_interface.cc:746</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a6a15bb1e739876b4332af0ef8fbf420b"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a6a15bb1e739876b4332af0ef8fbf420b">operations_research::GurobiInterface::SetObjectiveCoefficient</a></div><div class="ttdeci">void SetObjectiveCoefficient(const MPVariable *const variable, double coefficient) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00754">gurobi_interface.cc:754</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a6b7d44535b1a42f8489179318653d4ec"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a6b7d44535b1a42f8489179318653d4ec">operations_research::GurobiInterface::~GurobiInterface</a></div><div class="ttdeci">~GurobiInterface() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00621">gurobi_interface.cc:621</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a6ce723e5dcc45ed7debd72af8e79e5ec"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a6ce723e5dcc45ed7debd72af8e79e5ec">operations_research::GurobiInterface::SetCoefficient</a></div><div class="ttdeci">void SetCoefficient(MPConstraint *const constraint, const MPVariable *const variable, double new_value, double old_value) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00724">gurobi_interface.cc:724</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a6f1bec23477838426baf832738e752de"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a6f1bec23477838426baf832738e752de">operations_research::GurobiInterface::row_status</a></div><div class="ttdeci">MPSolver::BasisStatus row_status(int constraint_index) const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00864">gurobi_interface.cc:864</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a7161a285a13ffdffbe90d890d061ab21"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a7161a285a13ffdffbe90d890d061ab21">operations_research::GurobiInterface::SupportsCallbacks</a></div><div class="ttdeci">bool SupportsCallbacks() const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00183">gurobi_interface.cc:183</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a819ccbf734a334c82da1e6e819d23e84"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a819ccbf734a334c82da1e6e819d23e84">operations_research::GurobiInterface::ComputeExactConditionNumber</a></div><div class="ttdeci">double ComputeExactConditionNumber() const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00156">gurobi_interface.cc:156</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a9224449687a7cc715bb50c67579d6e48"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a9224449687a7cc715bb50c67579d6e48">operations_research::GurobiInterface::SetVariableInteger</a></div><div class="ttdeci">void SetVariableInteger(int var_index, bool integer) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00679">gurobi_interface.cc:679</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a9436ed8aa5d2540af34e24ba7a8c196d"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a9436ed8aa5d2540af34e24ba7a8c196d">operations_research::GurobiInterface::SetCallback</a></div><div class="ttdeci">void SetCallback(MPCallback *mp_callback) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l01388">gurobi_interface.cc:1388</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a97e8091c50a3bfc2706b05806a96bdbd"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a97e8091c50a3bfc2706b05806a96bdbd">operations_research::GurobiInterface::SetObjectiveOffset</a></div><div class="ttdeci">void SetObjectiveOffset(double value) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00766">gurobi_interface.cc:766</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_a9dceba6f59c9e8d43dadb46cab19e14f"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#a9dceba6f59c9e8d43dadb46cab19e14f">operations_research::GurobiInterface::ExtractNewConstraints</a></div><div class="ttdeci">void ExtractNewConstraints() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00956">gurobi_interface.cc:956</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_aa70fd7de7d1b6eb48564ad89ba711cbe"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#aa70fd7de7d1b6eb48564ad89ba711cbe">operations_research::GurobiInterface::SolverVersion</a></div><div class="ttdeci">std::string SolverVersion() const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00141">gurobi_interface.cc:141</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_acb9df3ca8afb4544653536fbf27fde55"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#acb9df3ca8afb4544653536fbf27fde55">operations_research::GurobiInterface::AddVariable</a></div><div class="ttdeci">void AddVariable(MPVariable *const var) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00720">gurobi_interface.cc:720</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_acbd833d357081a9f005404f4eefde424"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#acbd833d357081a9f005404f4eefde424">operations_research::GurobiInterface::ExtractNewVariables</a></div><div class="ttdeci">void ExtractNewVariables() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00905">gurobi_interface.cc:905</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_ad574ab34472f639e86c4b5510e58a938"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#ad574ab34472f639e86c4b5510e58a938">operations_research::GurobiInterface::nodes</a></div><div class="ttdeci">int64_t nodes() const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00800">gurobi_interface.cc:800</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_addb54e5a4df07ffca5bcb804b92ae477"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#addb54e5a4df07ffca5bcb804b92ae477">operations_research::GurobiInterface::SetVariableBounds</a></div><div class="ttdeci">void SetVariableBounds(int var_index, double lb, double ub) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00667">gurobi_interface.cc:667</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_ae0c104defe537af5cb4c74472bd855b3"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#ae0c104defe537af5cb4c74472bd855b3">operations_research::GurobiInterface::IsLP</a></div><div class="ttdeci">bool IsLP() const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00134">gurobi_interface.cc:134</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_ae3441d342bd353e7ce0aa60662872592"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#ae3441d342bd353e7ce0aa60662872592">operations_research::GurobiInterface::IsMIP</a></div><div class="ttdeci">bool IsMIP() const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00135">gurobi_interface.cc:135</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_ae6985cb017825222a1d260ce55f9c598"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#ae6985cb017825222a1d260ce55f9c598">operations_research::GurobiInterface::iterations</a></div><div class="ttdeci">int64_t iterations() const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00793">gurobi_interface.cc:793</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_ae89a1af6564e5770bc880777f6d5457c"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#ae89a1af6564e5770bc880777f6d5457c">operations_research::GurobiInterface::DirectlySolveProto</a></div><div class="ttdeci">absl::optional< MPSolutionResponse > DirectlySolveProto(const MPModelRequest &request) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l01320">gurobi_interface.cc:1320</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_aeeadd101415d24d02e7ccb85844ef763"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#aeeadd101415d24d02e7ccb85844ef763">operations_research::GurobiInterface::AddIndicatorConstraint</a></div><div class="ttdeci">bool AddIndicatorConstraint(MPConstraint *const ct) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00714">gurobi_interface.cc:714</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_af09b34b07f4db68ced0239cc959ee2e2"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#af09b34b07f4db68ced0239cc959ee2e2">operations_research::GurobiInterface::NextSolution</a></div><div class="ttdeci">bool NextSolution() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l01339">gurobi_interface.cc:1339</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_af49d135ea40b2749802105381cf43cf4"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#af49d135ea40b2749802105381cf43cf4">operations_research::GurobiInterface::SetOptimizationDirection</a></div><div class="ttdeci">void SetOptimizationDirection(bool maximize) override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00662">gurobi_interface.cc:662</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_af648842d17e3301389e84dbf0cfcef18"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#af648842d17e3301389e84dbf0cfcef18">operations_research::GurobiInterface::column_status</a></div><div class="ttdeci">MPSolver::BasisStatus column_status(int variable_index) const override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00887">gurobi_interface.cc:887</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_af82f4acaed7bb39d568e689a9caa63d5"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#af82f4acaed7bb39d568e689a9caa63d5">operations_research::GurobiInterface::Reset</a></div><div class="ttdeci">void Reset() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00628">gurobi_interface.cc:628</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_gurobi_interface_html_af9cf3c86b3e07b1f6761f3d12f04b068"><div class="ttname"><a href="classoperations__research_1_1_gurobi_interface.html#af9cf3c86b3e07b1f6761f3d12f04b068">operations_research::GurobiInterface::ClearObjective</a></div><div class="ttdeci">void ClearObjective() override</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00775">gurobi_interface.cc:775</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_callback_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_callback.html">operations_research::MPCallback</a></div><div class="ttdef"><b>Definition:</b> <a href="linear__solver__callback_8h_source.html#l00142">linear_solver_callback.h:142</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_callback_html_a908b5e074d2670fb495f6e899efdf3d3"><div class="ttname"><a href="classoperations__research_1_1_m_p_callback.html#a908b5e074d2670fb495f6e899efdf3d3">operations_research::MPCallback::might_add_cuts</a></div><div class="ttdeci">bool might_add_cuts() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver__callback_8h_source.html#l00157">linear_solver_callback.h:157</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_callback_html_aba25bfa60f26f0275a683ce9ec618de3"><div class="ttname"><a href="classoperations__research_1_1_m_p_callback.html#aba25bfa60f26f0275a683ce9ec618de3">operations_research::MPCallback::might_add_lazy_constraints</a></div><div class="ttdeci">bool might_add_lazy_constraints() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver__callback_8h_source.html#l00158">linear_solver_callback.h:158</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html">operations_research::MPConstraint</a></div><div class="ttdoc">The class for constraints of a Mathematical Programming (MP) model.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01181">linear_solver.h:1181</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_constraint_html_acca41811e8aaab0112b987749c0ecb93"><div class="ttname"><a href="classoperations__research_1_1_m_p_constraint.html#acca41811e8aaab0112b987749c0ecb93">operations_research::MPConstraint::index</a></div><div class="ttdeci">int index() const</div><div class="ttdoc">Returns the index of the constraint in the MPSolver::constraints_.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01249">linear_solver.h:1249</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_objective_html_a96ffc785b7b2135c7980c985883ffdd3"><div class="ttname"><a href="classoperations__research_1_1_m_p_objective.html#a96ffc785b7b2135c7980c985883ffdd3">operations_research::MPObjective::offset</a></div><div class="ttdeci">double offset() const</div><div class="ttdoc">Gets the constant term in the objective.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00965">linear_solver.h:965</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html">operations_research::MPSolver</a></div><div class="ttdoc">This mathematical programming (MP) solver class is the main class though which users build and solve ...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00181">linear_solver.h:181</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a5004489a36bc1393efa043044a63732f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a5004489a36bc1393efa043044a63732f">operations_research::MPSolver::Objective</a></div><div class="ttdeci">const MPObjective & Objective() const</div><div class="ttdoc">Returns the objective object.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00426">linear_solver.h:426</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587d"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587d">operations_research::MPSolver::ResultStatus</a></div><div class="ttdeci">ResultStatus</div><div class="ttdoc">The status of solving the problem.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00437">linear_solver.h:437</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da03f919221217f95d21a593a7120165e1">operations_research::MPSolver::FEASIBLE</a></div><div class="ttdeci">@ FEASIBLE</div><div class="ttdoc">feasible, or stopped by limit.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00441">linear_solver.h:441</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da0e6873a155f86a4695f463bf8601d05f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da0e6873a155f86a4695f463bf8601d05f">operations_research::MPSolver::NOT_SOLVED</a></div><div class="ttdeci">@ NOT_SOLVED</div><div class="ttdoc">not been solved yet.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00452">linear_solver.h:451</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2579881e7c83261bc21bafb5a5c92cad">operations_research::MPSolver::OPTIMAL</a></div><div class="ttdeci">@ OPTIMAL</div><div class="ttdoc">optimal.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00439">linear_solver.h:439</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da2884fa43446c0cbc9c7a9b74d41d7483">operations_research::MPSolver::INFEASIBLE</a></div><div class="ttdeci">@ INFEASIBLE</div><div class="ttdoc">proven infeasible.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00443">linear_solver.h:443</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a573d479910e373f5d771d303e440587da6c65123d1b5b01632a477661055b01ef"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a573d479910e373f5d771d303e440587da6c65123d1b5b01632a477661055b01ef">operations_research::MPSolver::UNBOUNDED</a></div><div class="ttdeci">@ UNBOUNDED</div><div class="ttdoc">proven unbounded.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00445">linear_solver.h:445</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a5ff11cd513c803ba3f75f2f672f1cf6f"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a5ff11cd513c803ba3f75f2f672f1cf6f">operations_research::MPSolver::constraints</a></div><div class="ttdeci">const std::vector< MPConstraint * > & constraints() const</div><div class="ttdoc">Returns the array of constraints handled by the MPSolver.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00375">linear_solver.h:375</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_a77083241e8bdb93b619c7b9feaf82dec"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#a77083241e8bdb93b619c7b9feaf82dec">operations_research::MPSolver::SetSolverSpecificParametersAsString</a></div><div class="ttdeci">bool SetSolverSpecificParametersAsString(const std::string &parameters)</div><div class="ttdoc">Advanced usage: pass solver specific parameters in text format.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00347">linear_solver.cc:347</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ac4f18824e639ecdf7304714a4450806b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ac4f18824e639ecdf7304714a4450806b">operations_research::MPSolver::time_limit</a></div><div class="ttdeci">int64_t time_limit() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00791">linear_solver.h:791</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_ad58dd106d6ce5869923cc448621066d6"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#ad58dd106d6ce5869923cc448621066d6">operations_research::MPSolver::time_limit_in_secs</a></div><div class="ttdeci">double time_limit_in_secs() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00801">linear_solver.h:801</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_afd922eb2bef96597c426557a8056f76d"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76d">operations_research::MPSolver::BasisStatus</a></div><div class="ttdeci">BasisStatus</div><div class="ttdoc">Advanced usage: possible basis status values for a variable and the slack variable of a linear constr...</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00654">linear_solver.h:654</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_afd922eb2bef96597c426557a8056f76da0d243399df954cc7c42a62953ca00aa2"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da0d243399df954cc7c42a62953ca00aa2">operations_research::MPSolver::AT_UPPER_BOUND</a></div><div class="ttdeci">@ AT_UPPER_BOUND</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00657">linear_solver.h:657</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_afd922eb2bef96597c426557a8056f76da13c45196813cb44e6e81e9c48a5ec1b4"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da13c45196813cb44e6e81e9c48a5ec1b4">operations_research::MPSolver::BASIC</a></div><div class="ttdeci">@ BASIC</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00660">linear_solver.h:659</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_afd922eb2bef96597c426557a8056f76da6745b95540b79aaa5ee98f7e128b6033"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76da6745b95540b79aaa5ee98f7e128b6033">operations_research::MPSolver::AT_LOWER_BOUND</a></div><div class="ttdeci">@ AT_LOWER_BOUND</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00656">linear_solver.h:656</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_html_afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver.html#afd922eb2bef96597c426557a8056f76dacc62d1576546f3245237e1b232d838b6">operations_research::MPSolver::FREE</a></div><div class="ttdeci">@ FREE</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l00655">linear_solver.h:655</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html">operations_research::MPSolverInterface</a></div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01520">linear_solver.h:1520</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a12cee0b1a4374aaa9962daa50be5bded"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a12cee0b1a4374aaa9962daa50be5bded">operations_research::MPSolverInterface::SetIntegerParamToUnsupportedValue</a></div><div class="ttdeci">virtual void SetIntegerParamToUnsupportedValue(MPSolverParameters::IntegerParam param, int value)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01798">linear_solver.cc:1798</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a24102af97b3c7e803861e1d6983b1fea"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a24102af97b3c7e803861e1d6983b1fea">operations_research::MPSolverInterface::MPConstraint</a></div><div class="ttdeci">friend class MPConstraint</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01714">linear_solver.h:1714</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a29cf940fae07f304b2ba22fbcfcefe71"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a29cf940fae07f304b2ba22fbcfcefe71">operations_research::MPSolverInterface::set_constraint_as_extracted</a></div><div class="ttdeci">void set_constraint_as_extracted(int ct_index, bool extracted)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01667">linear_solver.h:1667</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a2ab7b415cdf146b96aa68a91870608d2"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a2ab7b415cdf146b96aa68a91870608d2">operations_research::MPSolverInterface::result_status_</a></div><div class="ttdeci">MPSolver::ResultStatus result_status_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01723">linear_solver.h:1723</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a315d9a97f1e37fd6773f8312aedc5c93"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a315d9a97f1e37fd6773f8312aedc5c93">operations_research::MPSolverInterface::InvalidateSolutionSynchronization</a></div><div class="ttdeci">void InvalidateSolutionSynchronization()</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01742">linear_solver.cc:1742</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a3f09fb4ef39e8d4ab6607b61aeaa0a2b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a3f09fb4ef39e8d4ab6607b61aeaa0a2b">operations_research::MPSolverInterface::solver_</a></div><div class="ttdeci">MPSolver *const solver_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01718">linear_solver.h:1718</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a40c40e3b24a8874fb084ad6d19893e73"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a40c40e3b24a8874fb084ad6d19893e73">operations_research::MPSolverInterface::SetMIPParameters</a></div><div class="ttdeci">void SetMIPParameters(const MPSolverParameters &param)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01778">linear_solver.cc:1778</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a42d79af323cdc77e77c19ee22f9e3aa9"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a42d79af323cdc77e77c19ee22f9e3aa9">operations_research::MPSolverInterface::last_constraint_index_</a></div><div class="ttdeci">int last_constraint_index_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01728">linear_solver.h:1728</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a59bc4e0d53dc2b904c7bee672403c0eb"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a59bc4e0d53dc2b904c7bee672403c0eb">operations_research::MPSolverInterface::constraint_is_extracted</a></div><div class="ttdeci">bool constraint_is_extracted(int ct_index) const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01664">linear_solver.h:1664</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a671b20aa1d2532721b614ce2660e3872"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a671b20aa1d2532721b614ce2660e3872">operations_research::MPSolverInterface::kUnknownNumberOfNodes</a></div><div class="ttdeci">static constexpr int64_t kUnknownNumberOfNodes</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01540">linear_solver.h:1540</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a6e75ff5a6525adc2eb42552c6f475b7a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a6e75ff5a6525adc2eb42552c6f475b7a">operations_research::MPSolverInterface::best_objective_bound_</a></div><div class="ttdeci">double best_objective_bound_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01736">linear_solver.h:1736</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a8da48eff5b28feb8b66ba111af16a974"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a8da48eff5b28feb8b66ba111af16a974">operations_research::MPSolverInterface::CheckSolutionIsSynchronizedAndExists</a></div><div class="ttdeci">bool CheckSolutionIsSynchronizedAndExists() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01638">linear_solver.h:1638</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a8de44e2ad146c09314404500cde2f645"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a8de44e2ad146c09314404500cde2f645">operations_research::MPSolverInterface::CheckSolutionIsSynchronized</a></div><div class="ttdeci">bool CheckSolutionIsSynchronized() const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01697">linear_solver.cc:1697</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257da08f969a0303564bd857c766aeec88d2e">operations_research::MPSolverInterface::SOLUTION_SYNCHRONIZED</a></div><div class="ttdeci">@ SOLUTION_SYNCHRONIZED</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01533">linear_solver.h:1532</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#a98638775910339c916ce033cbe60257daa99c5e45f0517571611940811f09c744">operations_research::MPSolverInterface::MUST_RELOAD</a></div><div class="ttdeci">@ MUST_RELOAD</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01525">linear_solver.h:1525</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_aa2fedb3c02ffb092a6c19a0ee1e81a02"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#aa2fedb3c02ffb092a6c19a0ee1e81a02">operations_research::MPSolverInterface::quiet_</a></div><div class="ttdeci">bool quiet_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01739">linear_solver.h:1739</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_aa83a7b3f61fb55d22d1aa9aac0be4a7c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#aa83a7b3f61fb55d22d1aa9aac0be4a7c">operations_research::MPSolverInterface::last_variable_index_</a></div><div class="ttdeci">int last_variable_index_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01730">linear_solver.h:1730</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_ab2b08a14c8c4d2242558d3fa6a436e8c"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#ab2b08a14c8c4d2242558d3fa6a436e8c">operations_research::MPSolverInterface::ResetExtractionInformation</a></div><div class="ttdeci">void ResetExtractionInformation()</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01689">linear_solver.cc:1689</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_ab98fea2f5c1fd6b9b139aae267a143a8"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#ab98fea2f5c1fd6b9b139aae267a143a8">operations_research::MPSolverInterface::variable_is_extracted</a></div><div class="ttdeci">bool variable_is_extracted(int var_index) const</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01658">linear_solver.h:1658</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_accec08e7a0a89158c5d9aa5f6b25b695"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#accec08e7a0a89158c5d9aa5f6b25b695">operations_research::MPSolverInterface::kUnknownNumberOfIterations</a></div><div class="ttdeci">static constexpr int64_t kUnknownNumberOfIterations</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01537">linear_solver.h:1537</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_ad5d09a69c6c8c8eea9311b0513628683"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#ad5d09a69c6c8c8eea9311b0513628683">operations_research::MPSolverInterface::maximize_</a></div><div class="ttdeci">bool maximize_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01725">linear_solver.h:1725</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_aea23a93e629de1fd6eb44ee929ccc9ba"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#aea23a93e629de1fd6eb44ee929ccc9ba">operations_research::MPSolverInterface::set_variable_as_extracted</a></div><div class="ttdeci">void set_variable_as_extracted(int var_index, bool extracted)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01661">linear_solver.h:1661</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_af093ce79e6a0d2e334ebe94579003de6"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#af093ce79e6a0d2e334ebe94579003de6">operations_research::MPSolverInterface::objective_value_</a></div><div class="ttdeci">double objective_value_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01733">linear_solver.h:1733</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_af8505c2f03b5b90c1080452e26397275"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#af8505c2f03b5b90c1080452e26397275">operations_research::MPSolverInterface::SetCommonParameters</a></div><div class="ttdeci">void SetCommonParameters(const MPSolverParameters &param)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01757">linear_solver.cc:1757</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_afb4493b8573d16e076059c755d2213b0"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#afb4493b8573d16e076059c755d2213b0">operations_research::MPSolverInterface::ExtractModel</a></div><div class="ttdeci">void ExtractModel()</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01661">linear_solver.cc:1661</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_interface_html_afbef7ee46d807e084dcf1fca7a4de2e7"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_interface.html#afbef7ee46d807e084dcf1fca7a4de2e7">operations_research::MPSolverInterface::sync_status_</a></div><div class="ttdeci">SynchronizationStatus sync_status_</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01720">linear_solver.h:1720</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html">operations_research::MPSolverParameters</a></div><div class="ttdoc">This class stores parameter settings for LP and MIP solvers.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01364">linear_solver.h:1364</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a215b66c2ff063ffbf5b538ee402304cba01f385fe2acfe85efe038aa62b31edfb"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a215b66c2ff063ffbf5b538ee402304cba01f385fe2acfe85efe038aa62b31edfb">operations_research::MPSolverParameters::INCREMENTALITY_OFF</a></div><div class="ttdeci">@ INCREMENTALITY_OFF</div><div class="ttdoc">Start solve from scratch.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01415">linear_solver.h:1415</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a25a1112e410b183f49ef4ce8da1bdc74a62fd26c37f80b6aabec3b463c55a1c85"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a25a1112e410b183f49ef4ce8da1bdc74a62fd26c37f80b6aabec3b463c55a1c85">operations_research::MPSolverParameters::SCALING_ON</a></div><div class="ttdeci">@ SCALING_ON</div><div class="ttdoc">Scaling is on.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01430">linear_solver.h:1429</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a25a1112e410b183f49ef4ce8da1bdc74ab3f9de74d2d20c2eebcec60b7273d485"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a25a1112e410b183f49ef4ce8da1bdc74ab3f9de74d2d20c2eebcec60b7273d485">operations_research::MPSolverParameters::SCALING_OFF</a></div><div class="ttdeci">@ SCALING_OFF</div><div class="ttdoc">Scaling is off.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01427">linear_solver.h:1427</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a420e8170e7ec327dd847b9610fc4565b">operations_research::MPSolverParameters::LP_ALGORITHM</a></div><div class="ttdeci">@ LP_ALGORITHM</div><div class="ttdoc">Algorithm to solve linear programs.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01387">linear_solver.h:1387</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784a780328d13ea3b977de745d674da87403">operations_research::MPSolverParameters::PRESOLVE</a></div><div class="ttdeci">@ PRESOLVE</div><div class="ttdoc">Advanced usage: presolve mode.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01385">linear_solver.h:1385</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a7319655592ea63d50ef2a6645e309784adabd0cf2fcb5726b7fc2aa3d54d5f3ff">operations_research::MPSolverParameters::INCREMENTALITY</a></div><div class="ttdeci">@ INCREMENTALITY</div><div class="ttdoc">Advanced usage: incrementality from one solve to the next.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01389">linear_solver.h:1389</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a79b59c0c868544afdaa05d89c8f8541fa95aac881295562f873fc2ce46a8b8b1b"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541fa95aac881295562f873fc2ce46a8b8b1b">operations_research::MPSolverParameters::DUAL</a></div><div class="ttdeci">@ DUAL</div><div class="ttdoc">Dual simplex.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01405">linear_solver.h:1405</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a79b59c0c868544afdaa05d89c8f8541fab6a6dd2cfc5b8fd6060e8a50573bb3ee"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541fab6a6dd2cfc5b8fd6060e8a50573bb3ee">operations_research::MPSolverParameters::PRIMAL</a></div><div class="ttdeci">@ PRIMAL</div><div class="ttdoc">Primal simplex.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01407">linear_solver.h:1407</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_a79b59c0c868544afdaa05d89c8f8541faef10b8804992b6a16960332346c21493"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#a79b59c0c868544afdaa05d89c8f8541faef10b8804992b6a16960332346c21493">operations_research::MPSolverParameters::BARRIER</a></div><div class="ttdeci">@ BARRIER</div><div class="ttdoc">Barrier algorithm.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01410">linear_solver.h:1409</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ad01b184e1c49d8aabd15a268ff976ac8a3b48e7f264e3228b1494312657fd611a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a3b48e7f264e3228b1494312657fd611a">operations_research::MPSolverParameters::PRESOLVE_ON</a></div><div class="ttdeci">@ PRESOLVE_ON</div><div class="ttdoc">Presolve is on.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01400">linear_solver.h:1399</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_ad01b184e1c49d8aabd15a268ff976ac8a9d70aea1ff48f145644d82953fd4322a"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#ad01b184e1c49d8aabd15a268ff976ac8a9d70aea1ff48f145644d82953fd4322a">operations_research::MPSolverParameters::PRESOLVE_OFF</a></div><div class="ttdeci">@ PRESOLVE_OFF</div><div class="ttdoc">Presolve is off.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01397">linear_solver.h:1397</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_solver_parameters_html_aeae0a6e1e84d015690573b08d62b1395"><div class="ttname"><a href="classoperations__research_1_1_m_p_solver_parameters.html#aeae0a6e1e84d015690573b08d62b1395">operations_research::MPSolverParameters::GetIntegerParam</a></div><div class="ttdeci">int GetIntegerParam(MPSolverParameters::IntegerParam param) const</div><div class="ttdoc">Returns the value of an integer parameter.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l01987">linear_solver.cc:1987</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html">operations_research::MPVariable</a></div><div class="ttdoc">The class for variables of a Mathematical Programming (MP) model.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01056">linear_solver.h:1056</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_m_p_variable_html_acca41811e8aaab0112b987749c0ecb93"><div class="ttname"><a href="classoperations__research_1_1_m_p_variable.html#acca41811e8aaab0112b987749c0ecb93">operations_research::MPVariable::index</a></div><div class="ttdeci">int index() const</div><div class="ttdoc">Returns the index of the variable in the MPSolver::variables_.</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8h_source.html#l01077">linear_solver.h:1077</a></div></div>
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<div class="ttc" id="acommandlineflags_8h_html"><div class="ttname"><a href="commandlineflags_8h.html">commandlineflags.h</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_abcd33b18ce6d5a90a4ba5c37cfa58829"><div class="ttname"><a href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a></div><div class="ttdeci">SharedResponseManager * response</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02154">cp_model_solver.cc:2154</a></div></div>
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<div class="ttc" id="adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267"><div class="ttname"><a href="default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267">name</a></div><div class="ttdeci">const std::string name</div><div class="ttdef"><b>Definition:</b> <a href="default__search_8cc_source.html#l00813">default_search.cc:813</a></div></div>
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<div class="ttc" id="ademon__profiler_8cc_html_a05da18ca9c7b657a4a6ea24e07c9b695"><div class="ttname"><a href="demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695">ct</a></div><div class="ttdeci">const Constraint * ct</div><div class="ttdef"><b>Definition:</b> <a href="demon__profiler_8cc_source.html#l00043">demon_profiler.cc:43</a></div></div>
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<div class="ttc" id="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="aenvironment_8h_html"><div class="ttname"><a href="environment_8h.html">environment.h</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a01f7f12bd04d094abbfec4d9efaf4474"><div class="ttname"><a href="environment_8h.html#a01f7f12bd04d094abbfec4d9efaf4474">GRB_SUPERBASIC</a></div><div class="ttdeci">#define GRB_SUPERBASIC</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00474">environment.h:474</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a0a5caff77126a575cb1c3136c78ea5e6"><div class="ttname"><a href="environment_8h.html#a0a5caff77126a575cb1c3136c78ea5e6">GRB_CB_MIPSOL</a></div><div class="ttdeci">#define GRB_CB_MIPSOL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00324">environment.h:324</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a0a9e67177dc51990769f46c9eab75ced"><div class="ttname"><a href="environment_8h.html#a0a9e67177dc51990769f46c9eab75ced">GRB_DBL_ATTR_UB</a></div><div class="ttdeci">#define GRB_DBL_ATTR_UB</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00179">environment.h:179</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a0ab4faba5895cb10a2a9454c0d162772"><div class="ttname"><a href="environment_8h.html#a0ab4faba5895cb10a2a9454c0d162772">GRB_INT_ATTR_BRANCHPRIORITY</a></div><div class="ttdeci">#define GRB_INT_ATTR_BRANCHPRIORITY</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00184">environment.h:184</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a13d56b4c7ae1126425a3584a3e4e1e7c"><div class="ttname"><a href="environment_8h.html#a13d56b4c7ae1126425a3584a3e4e1e7c">GRB_DBL_ATTR_START</a></div><div class="ttdeci">#define GRB_DBL_ATTR_START</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00182">environment.h:182</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a157c7017f73a94539f7c1ea2d764f56e"><div class="ttname"><a href="environment_8h.html#a157c7017f73a94539f7c1ea2d764f56e">GRB_DBL_PAR_MIPGAP</a></div><div class="ttdeci">#define GRB_DBL_PAR_MIPGAP</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00487">environment.h:487</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a1839c94e6deb4c80e8acf5b78a7937fc"><div class="ttname"><a href="environment_8h.html#a1839c94e6deb4c80e8acf5b78a7937fc">GRB_CB_BARRIER</a></div><div class="ttdeci">#define GRB_CB_BARRIER</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00327">environment.h:327</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a1c15d9bfccc6b9959c26fc01567993ab"><div class="ttname"><a href="environment_8h.html#a1c15d9bfccc6b9959c26fc01567993ab">GRB_DBL_PAR_FEASIBILITYTOL</a></div><div class="ttdeci">#define GRB_DBL_PAR_FEASIBILITYTOL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00484">environment.h:484</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a1d47332af7cf793e9b5cc80998ea4afe"><div class="ttname"><a href="environment_8h.html#a1d47332af7cf793e9b5cc80998ea4afe">GRB_MAXIMIZE</a></div><div class="ttdeci">#define GRB_MAXIMIZE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00105">environment.h:105</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a22436ee63a37753e3282174cdaf4e2a7"><div class="ttname"><a href="environment_8h.html#a22436ee63a37753e3282174cdaf4e2a7">GRB_NONBASIC_LOWER</a></div><div class="ttdeci">#define GRB_NONBASIC_LOWER</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00472">environment.h:472</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a233cfbc39ea682329dabec1fbb4d4cbd"><div class="ttname"><a href="environment_8h.html#a233cfbc39ea682329dabec1fbb4d4cbd">GRB_INT_ATTR_MODELSENSE</a></div><div class="ttdeci">#define GRB_INT_ATTR_MODELSENSE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00170">environment.h:170</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a288f0600218f400d9e3f90279d21c37d"><div class="ttname"><a href="environment_8h.html#a288f0600218f400d9e3f90279d21c37d">GUROBI_STDCALL</a></div><div class="ttdeci">#define GUROBI_STDCALL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00036">environment.h:36</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a2963ba0c46b86ac4680fb3bb4ca8b2f3"><div class="ttname"><a href="environment_8h.html#a2963ba0c46b86ac4680fb3bb4ca8b2f3">GRBenv</a></div><div class="ttdeci">struct _GRBenv GRBenv</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00001">environment.h:25</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a29ebfd349621b3bdff29bedc3a30a547"><div class="ttname"><a href="environment_8h.html#a29ebfd349621b3bdff29bedc3a30a547">GRB_INT_ATTR_VBASIS</a></div><div class="ttdeci">#define GRB_INT_ATTR_VBASIS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00235">environment.h:235</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a2f1213e965bc4f4239c9178b6e8af074"><div class="ttname"><a href="environment_8h.html#a2f1213e965bc4f4239c9178b6e8af074">GRB_GREATER_EQUAL</a></div><div class="ttdeci">#define GRB_GREATER_EQUAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00097">environment.h:97</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a3330ab2eaa22ccaebe6eb75acc71913c"><div class="ttname"><a href="environment_8h.html#a3330ab2eaa22ccaebe6eb75acc71913c">GRB_DBL_ATTR_NODECOUNT</a></div><div class="ttdeci">#define GRB_DBL_ATTR_NODECOUNT</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00227">environment.h:227</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a357ade6bc740533e34fc725fb57564ee"><div class="ttname"><a href="environment_8h.html#a357ade6bc740533e34fc725fb57564ee">GRB_INT_PAR_PRESOLVE</a></div><div class="ttdeci">#define GRB_INT_PAR_PRESOLVE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00571">environment.h:571</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a3f863a94da605ae51aa79a9d547bc9ac"><div class="ttname"><a href="environment_8h.html#a3f863a94da605ae51aa79a9d547bc9ac">GRB_DBL_ATTR_ITERCOUNT</a></div><div class="ttdeci">#define GRB_DBL_ATTR_ITERCOUNT</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00225">environment.h:225</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a40ab1a4641611c40bfd77517d0560166"><div class="ttname"><a href="environment_8h.html#a40ab1a4641611c40bfd77517d0560166">GRB_INT_PAR_THREADS</a></div><div class="ttdeci">#define GRB_INT_PAR_THREADS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00580">environment.h:580</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a43d3b5140bdab02bbc8fff16b910b854"><div class="ttname"><a href="environment_8h.html#a43d3b5140bdab02bbc8fff16b910b854">GRB_OPTIMAL</a></div><div class="ttdeci">#define GRB_OPTIMAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00457">environment.h:457</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a4afc9caa8d78d2754061f82919d3ee58"><div class="ttname"><a href="environment_8h.html#a4afc9caa8d78d2754061f82919d3ee58">GRB_CB_MIPNODE_REL</a></div><div class="ttdeci">#define GRB_CB_MIPNODE_REL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00354">environment.h:354</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a52444d4642a70bdfb1ffa1e3f120f4ec"><div class="ttname"><a href="environment_8h.html#a52444d4642a70bdfb1ffa1e3f120f4ec">GRB_CB_SIMPLEX</a></div><div class="ttdeci">#define GRB_CB_SIMPLEX</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00322">environment.h:322</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a5303a1a44e057e9af71c89e9e5c67299"><div class="ttname"><a href="environment_8h.html#a5303a1a44e057e9af71c89e9e5c67299">GRB_INTEGER</a></div><div class="ttdeci">#define GRB_INTEGER</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00101">environment.h:101</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a5397bab46d83535262cfd4f82ffcaf3e"><div class="ttname"><a href="environment_8h.html#a5397bab46d83535262cfd4f82ffcaf3e">GRB_INT_PAR_METHOD</a></div><div class="ttdeci">#define GRB_INT_PAR_METHOD</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00491">environment.h:491</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a53f9ffb4546f1effaf87839a42adeaa3"><div class="ttname"><a href="environment_8h.html#a53f9ffb4546f1effaf87839a42adeaa3">GRB_DBL_ATTR_PI</a></div><div class="ttdeci">#define GRB_DBL_ATTR_PI</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00236">environment.h:236</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a5ad09c0e963f4a55c5f39f5fac72c769"><div class="ttname"><a href="environment_8h.html#a5ad09c0e963f4a55c5f39f5fac72c769">GRB_DBL_ATTR_OBJVAL</a></div><div class="ttdeci">#define GRB_DBL_ATTR_OBJVAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00218">environment.h:218</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a5d411c36309bdd064dee5cfc668629f4"><div class="ttname"><a href="environment_8h.html#a5d411c36309bdd064dee5cfc668629f4">GRB_DBL_ATTR_SLACK</a></div><div class="ttdeci">#define GRB_DBL_ATTR_SLACK</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00238">environment.h:238</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a62d37112893fc582e67f827f3798ed55"><div class="ttname"><a href="environment_8h.html#a62d37112893fc582e67f827f3798ed55">GRB_INT_PAR_LAZYCONSTRAINTS</a></div><div class="ttdeci">#define GRB_INT_PAR_LAZYCONSTRAINTS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00560">environment.h:560</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a64c5813d650c7b30c0d6c10581a51de4"><div class="ttname"><a href="environment_8h.html#a64c5813d650c7b30c0d6c10581a51de4">GRB_DBL_ATTR_XN</a></div><div class="ttdeci">#define GRB_DBL_ATTR_XN</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00231">environment.h:231</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a694ee58b6d997c08fc554d778425a071"><div class="ttname"><a href="environment_8h.html#a694ee58b6d997c08fc554d778425a071">GRB_DBL_PAR_OPTIMALITYTOL</a></div><div class="ttdeci">#define GRB_DBL_PAR_OPTIMALITYTOL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00489">environment.h:489</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a6cc9be6c5a5942fae165ac67f0b55c09"><div class="ttname"><a href="environment_8h.html#a6cc9be6c5a5942fae165ac67f0b55c09">GRB_CONTINUOUS</a></div><div class="ttdeci">#define GRB_CONTINUOUS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00099">environment.h:99</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a6d9cf52eabffeae7e6a9a96196518f68"><div class="ttname"><a href="environment_8h.html#a6d9cf52eabffeae7e6a9a96196518f68">GRB_CB_MIPSOL_NODCNT</a></div><div class="ttdeci">#define GRB_CB_MIPSOL_NODCNT</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00350">environment.h:350</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a6f9cab1c3a4ef170a32b76fa5616b05e"><div class="ttname"><a href="environment_8h.html#a6f9cab1c3a4ef170a32b76fa5616b05e">GRB_CB_MIPNODE_STATUS</a></div><div class="ttdeci">#define GRB_CB_MIPNODE_STATUS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00353">environment.h:353</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a711a2db88b574a2e8ba3284eb2da1285"><div class="ttname"><a href="environment_8h.html#a711a2db88b574a2e8ba3284eb2da1285">GRB_INT_PAR_SCALEFLAG</a></div><div class="ttdeci">#define GRB_INT_PAR_SCALEFLAG</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00494">environment.h:494</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a728e19166cbf018cea2dd05dc67f7824"><div class="ttname"><a href="environment_8h.html#a728e19166cbf018cea2dd05dc67f7824">GRB_DBL_ATTR_OBJ</a></div><div class="ttdeci">#define GRB_DBL_ATTR_OBJ</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00180">environment.h:180</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a7ba686d89ff3ad70a4647775fb7ff04f"><div class="ttname"><a href="environment_8h.html#a7ba686d89ff3ad70a4647775fb7ff04f">GRB_METHOD_BARRIER</a></div><div class="ttdeci">#define GRB_METHOD_BARRIER</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00609">environment.h:609</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a865e461c79c88bc5c0d5f56087ae4876"><div class="ttname"><a href="environment_8h.html#a865e461c79c88bc5c0d5f56087ae4876">GRBmodel</a></div><div class="ttdeci">struct _GRBmodel GRBmodel</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00001">environment.h:24</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a87fb4e2c8417ac5561558e4218afff8e"><div class="ttname"><a href="environment_8h.html#a87fb4e2c8417ac5561558e4218afff8e">GRB_CHAR_ATTR_VTYPE</a></div><div class="ttdeci">#define GRB_CHAR_ATTR_VTYPE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00181">environment.h:181</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a89b0c088ac628a567b841f57a21abed8"><div class="ttname"><a href="environment_8h.html#a89b0c088ac628a567b841f57a21abed8">GRB_CB_PRESOLVE</a></div><div class="ttdeci">#define GRB_CB_PRESOLVE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00321">environment.h:321</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a89e1bf71cc27db7ecd18e117a53cf7c2"><div class="ttname"><a href="environment_8h.html#a89e1bf71cc27db7ecd18e117a53cf7c2">GRB_NONBASIC_UPPER</a></div><div class="ttdeci">#define GRB_NONBASIC_UPPER</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00473">environment.h:473</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a8ac6a4fedeff2448008534b7a90abafa"><div class="ttname"><a href="environment_8h.html#a8ac6a4fedeff2448008534b7a90abafa">GRB_DBL_ATTR_OBJCON</a></div><div class="ttdeci">#define GRB_DBL_ATTR_OBJCON</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00171">environment.h:171</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_a9112d4d1eeee1c4fb4043ea044693bcb"><div class="ttname"><a href="environment_8h.html#a9112d4d1eeee1c4fb4043ea044693bcb">GRB_DBL_ATTR_RC</a></div><div class="ttdeci">#define GRB_DBL_ATTR_RC</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00233">environment.h:233</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aa551017c0b845fd228540c78841bbb68"><div class="ttname"><a href="environment_8h.html#aa551017c0b845fd228540c78841bbb68">GRB_INF_OR_UNBD</a></div><div class="ttdeci">#define GRB_INF_OR_UNBD</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00459">environment.h:459</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aa79252cac30162280cee77fcad392fe2"><div class="ttname"><a href="environment_8h.html#aa79252cac30162280cee77fcad392fe2">GRB_DBL_ATTR_X</a></div><div class="ttdeci">#define GRB_DBL_ATTR_X</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00230">environment.h:230</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aa7bde7d4791541f5f0ebfe2ae44841df"><div class="ttname"><a href="environment_8h.html#aa7bde7d4791541f5f0ebfe2ae44841df">GRB_SUBOPTIMAL</a></div><div class="ttdeci">#define GRB_SUBOPTIMAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00468">environment.h:468</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aa9bc09ccb0ac12cee4fe48135431ddbd"><div class="ttname"><a href="environment_8h.html#aa9bc09ccb0ac12cee4fe48135431ddbd">GRB_INFEASIBLE</a></div><div class="ttdeci">#define GRB_INFEASIBLE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00458">environment.h:458</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aab6ab7165db7d2c53281d91bdf208f6f"><div class="ttname"><a href="environment_8h.html#aab6ab7165db7d2c53281d91bdf208f6f">GRB_CB_MIP</a></div><div class="ttdeci">#define GRB_CB_MIP</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00323">environment.h:323</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ab1259c28b7591a6ed65482a365be56c6"><div class="ttname"><a href="environment_8h.html#ab1259c28b7591a6ed65482a365be56c6">GRB_EQUAL</a></div><div class="ttdeci">#define GRB_EQUAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00098">environment.h:98</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ab4ad4cfa8dd2267a63e63de1bf1a15c1"><div class="ttname"><a href="environment_8h.html#ab4ad4cfa8dd2267a63e63de1bf1a15c1">GRB_DBL_PAR_INTFEASTOL</a></div><div class="ttdeci">#define GRB_DBL_PAR_INTFEASTOL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00485">environment.h:485</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ab615ac552ba7202f8912556da65f22e0"><div class="ttname"><a href="environment_8h.html#ab615ac552ba7202f8912556da65f22e0">GRB_CB_MIPNODE</a></div><div class="ttdeci">#define GRB_CB_MIPNODE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00325">environment.h:325</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ab9e8fb9ba7e90fd0a905802db64ec066"><div class="ttname"><a href="environment_8h.html#ab9e8fb9ba7e90fd0a905802db64ec066">GRB_CHAR_ATTR_SENSE</a></div><div class="ttdeci">#define GRB_CHAR_ATTR_SENSE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00192">environment.h:192</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_abb3f655e9eb74e37fbf2d11cb0efad5d"><div class="ttname"><a href="environment_8h.html#abb3f655e9eb74e37fbf2d11cb0efad5d">GRB_CB_POLLING</a></div><div class="ttdeci">#define GRB_CB_POLLING</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00320">environment.h:320</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_abbe8cf6c82b0d31a3ba9b66d40394134"><div class="ttname"><a href="environment_8h.html#abbe8cf6c82b0d31a3ba9b66d40394134">GRB_INT_ATTR_NUMVARS</a></div><div class="ttdeci">#define GRB_INT_ATTR_NUMVARS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00158">environment.h:158</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_abd5c8ac4f5b0f0cecb20fa655300196e"><div class="ttname"><a href="environment_8h.html#abd5c8ac4f5b0f0cecb20fa655300196e">GRB_UNBOUNDED</a></div><div class="ttdeci">#define GRB_UNBOUNDED</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00460">environment.h:460</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ac248519bcc615cb5d8db04897523f1d5"><div class="ttname"><a href="environment_8h.html#ac248519bcc615cb5d8db04897523f1d5">GRB_INT_ATTR_NUMCONSTRS</a></div><div class="ttdeci">#define GRB_INT_ATTR_NUMCONSTRS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00157">environment.h:157</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ac43c2cbdae9008fbe1b6a81d9b4694a8"><div class="ttname"><a href="environment_8h.html#ac43c2cbdae9008fbe1b6a81d9b4694a8">GRB_CB_MESSAGE</a></div><div class="ttdeci">#define GRB_CB_MESSAGE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00326">environment.h:326</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ac62018893f550c089f864ee7b930a577"><div class="ttname"><a href="environment_8h.html#ac62018893f550c089f864ee7b930a577">GRB_INT_ATTR_CBASIS</a></div><div class="ttdeci">#define GRB_INT_ATTR_CBASIS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00241">environment.h:241</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ac83a71f7ce20ef826c2fe19ded699f4e"><div class="ttname"><a href="environment_8h.html#ac83a71f7ce20ef826c2fe19ded699f4e">GRB_METHOD_DUAL</a></div><div class="ttdeci">#define GRB_METHOD_DUAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00608">environment.h:608</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ad08f48647c5d65e49bcf5d85af8ea724"><div class="ttname"><a href="environment_8h.html#ad08f48647c5d65e49bcf5d85af8ea724">GRB_BASIC</a></div><div class="ttdeci">#define GRB_BASIC</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00471">environment.h:471</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ad4477c4c3cade685194ae6957edce447"><div class="ttname"><a href="environment_8h.html#ad4477c4c3cade685194ae6957edce447">GRB_MINIMIZE</a></div><div class="ttdeci">#define GRB_MINIMIZE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00104">environment.h:104</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ad4544aad5da63e21eb7c61e9142ffbd9"><div class="ttname"><a href="environment_8h.html#ad4544aad5da63e21eb7c61e9142ffbd9">GRB_INT_ATTR_STATUS</a></div><div class="ttdeci">#define GRB_INT_ATTR_STATUS</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00217">environment.h:217</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ad789b60cb2feff34abddf416dcdba0c9"><div class="ttname"><a href="environment_8h.html#ad789b60cb2feff34abddf416dcdba0c9">GRB_LESS_EQUAL</a></div><div class="ttdeci">#define GRB_LESS_EQUAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00096">environment.h:96</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_adcdd0acb46a250186f4f17e9a3113bab"><div class="ttname"><a href="environment_8h.html#adcdd0acb46a250186f4f17e9a3113bab">GRB_DBL_ATTR_POOLOBJVAL</a></div><div class="ttdeci">#define GRB_DBL_ATTR_POOLOBJVAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00222">environment.h:222</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ae11f079a0448e1dd3ac0a4a5938a7a1d"><div class="ttname"><a href="environment_8h.html#ae11f079a0448e1dd3ac0a4a5938a7a1d">GRB_DBL_ATTR_LB</a></div><div class="ttdeci">#define GRB_DBL_ATTR_LB</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00178">environment.h:178</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_ae2331888cbb54036f3711f1fcc108713"><div class="ttname"><a href="environment_8h.html#ae2331888cbb54036f3711f1fcc108713">GRB_INT_PAR_SOLUTIONNUMBER</a></div><div class="ttdeci">#define GRB_INT_PAR_SOLUTIONNUMBER</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00526">environment.h:526</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aeccf22a77ad72039e023c83e9afcf76a"><div class="ttname"><a href="environment_8h.html#aeccf22a77ad72039e023c83e9afcf76a">GRB_INT_ATTR_SOLCOUNT</a></div><div class="ttdeci">#define GRB_INT_ATTR_SOLCOUNT</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00224">environment.h:224</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aee06842200f9ea6a52cd072655bde971"><div class="ttname"><a href="environment_8h.html#aee06842200f9ea6a52cd072655bde971">GRB_METHOD_PRIMAL</a></div><div class="ttdeci">#define GRB_METHOD_PRIMAL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00607">environment.h:607</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aee9c4fc0f8a730308ef1eef1e3a8ccd7"><div class="ttname"><a href="environment_8h.html#aee9c4fc0f8a730308ef1eef1e3a8ccd7">GRB_INT_PAR_OUTPUTFLAG</a></div><div class="ttdeci">#define GRB_INT_PAR_OUTPUTFLAG</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00565">environment.h:565</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_af0e9b8eeda1ce58b5199ae2140a76f8d"><div class="ttname"><a href="environment_8h.html#af0e9b8eeda1ce58b5199ae2140a76f8d">GRB_DBL_PAR_TIMELIMIT</a></div><div class="ttdeci">#define GRB_DBL_PAR_TIMELIMIT</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00481">environment.h:481</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_af1ed3c79be1f7b75cf20ab2ecfffbca6"><div class="ttname"><a href="environment_8h.html#af1ed3c79be1f7b75cf20ab2ecfffbca6">GRB_UNDEFINED</a></div><div class="ttdeci">#define GRB_UNDEFINED</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00109">environment.h:109</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_af4b792d08f1ac5f7878f80eaf432df48"><div class="ttname"><a href="environment_8h.html#af4b792d08f1ac5f7878f80eaf432df48">GRB_CB_MIPSOL_SOL</a></div><div class="ttdeci">#define GRB_CB_MIPSOL_SOL</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00346">environment.h:346</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_afa4f5e674caa662471e849ba775a755d"><div class="ttname"><a href="environment_8h.html#afa4f5e674caa662471e849ba775a755d">GRB_DBL_ATTR_OBJBOUND</a></div><div class="ttdeci">#define GRB_DBL_ATTR_OBJBOUND</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00219">environment.h:219</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_afe22013f7a404d80baf84d00229707e2"><div class="ttname"><a href="environment_8h.html#afe22013f7a404d80baf84d00229707e2">GRB_INT_PAR_PRECRUSH</a></div><div class="ttdeci">#define GRB_INT_PAR_PRECRUSH</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00566">environment.h:566</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_afebe2c41e3e7b7b96c81b3cd4124fc12"><div class="ttname"><a href="environment_8h.html#afebe2c41e3e7b7b96c81b3cd4124fc12">GRB_DBL_PAR_OBJSCALE</a></div><div class="ttdeci">#define GRB_DBL_PAR_OBJSCALE</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00493">environment.h:493</a></div></div>
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<div class="ttc" id="aenvironment_8h_html_aff582a5106fb7b0af23d2e76c81e664e"><div class="ttname"><a href="environment_8h.html#aff582a5106fb7b0af23d2e76c81e664e">GRB_CB_MIPNODE_NODCNT</a></div><div class="ttdeci">#define GRB_CB_MIPNODE_NODCNT</div><div class="ttdef"><b>Definition:</b> <a href="environment_8h_source.html#l00357">environment.h:357</a></div></div>
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<div class="ttc" id="aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465"><div class="ttname"><a href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a></div><div class="ttdeci">IntVar * var</div><div class="ttdef"><b>Definition:</b> <a href="expr__array_8cc_source.html#l01874">expr_array.cc:1874</a></div></div>
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<div class="ttc" id="aexpr__array_8cc_html_abda708e4a6f0de72a842382f919a7c31"><div class="ttname"><a href="expr__array_8cc.html#abda708e4a6f0de72a842382f919a7c31">coef</a></div><div class="ttdeci">int64_t coef</div><div class="ttdef"><b>Definition:</b> <a href="expr__array_8cc_source.html#l01875">expr_array.cc:1875</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="agurobi__interface_8cc_html_a45caf72ee09f51c56949bce7db7af2ba"><div class="ttname"><a href="gurobi__interface_8cc.html#a45caf72ee09f51c56949bce7db7af2ba">gurobi_internal_callback_data</a></div><div class="ttdeci">void * gurobi_internal_callback_data</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00274">gurobi_interface.cc:274</a></div></div>
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<div class="ttc" id="agurobi__interface_8cc_html_a5f287b83a753915ae862fed64f8640a6"><div class="ttname"><a href="gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6">context</a></div><div class="ttdeci">GurobiMPCallbackContext * context</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00513">gurobi_interface.cc:513</a></div></div>
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<div class="ttc" id="agurobi__interface_8cc_html_a6627a3800ac768bb5528ef54c9cace36"><div class="ttname"><a href="gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36">callback</a></div><div class="ttdeci">MPCallback * callback</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00514">gurobi_interface.cc:514</a></div></div>
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<div class="ttc" id="agurobi__interface_8cc_html_a675dd47bbf0a66c9cb592047797a6d69"><div class="ttname"><a href="gurobi__interface_8cc.html#a675dd47bbf0a66c9cb592047797a6d69">where</a></div><div class="ttdeci">int where</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l00275">gurobi_interface.cc:275</a></div></div>
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<div class="ttc" id="agurobi__interface_8cc_html_adaa899665ccec796d2318d02f5527acf"><div class="ttname"><a href="gurobi__interface_8cc.html#adaa899665ccec796d2318d02f5527acf">ABSL_FLAG</a></div><div class="ttdeci">ABSL_FLAG(int, num_gurobi_threads, 4, "Number of threads available for Gurobi.")</div></div>
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<div class="ttc" id="agurobi__proto__solver_8h_html"><div class="ttname"><a href="gurobi__proto__solver_8h.html">gurobi_proto_solver.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="alinear__solver_8h_html"><div class="ttname"><a href="linear__solver_8h.html">linear_solver.h</a></div><div class="ttdoc">A C++ wrapper that provides a simple and unified interface to several linear programming and mixed in...</div></div>
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<div class="ttc" id="alinear__solver__callback_8h_html"><div class="ttname"><a href="linear__solver__callback_8h.html">linear_solver_callback.h</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_a50e5762f38854b37ee3e2851bc1bb0e7"><div class="ttname"><a href="log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7">WARNING</a></div><div class="ttdeci">const int WARNING</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00031">log_severity.h:31</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_ab4a2cbab234914b320b7fae11b6e8cb9"><div class="ttname"><a href="log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9">INFO</a></div><div class="ttdeci">const int INFO</div><div class="ttdef"><b>Definition:</b> <a href="log__severity_8h_source.html#l00031">log_severity.h:31</a></div></div>
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<div class="ttc" id="alog__severity_8h_html_ac9bcbe19995a8140cd4ec61773cd6e67"><div class="ttname"><a href="log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67">ERROR</a></div><div class="ttdeci">const int ERROR</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="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="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="amarkowitz_8cc_html_aea35f36ba98d5bbd8d033382f50c9e52"><div class="ttname"><a href="markowitz_8cc.html#aea35f36ba98d5bbd8d033382f50c9e52">row</a></div><div class="ttdeci">RowIndex row</div><div class="ttdef"><b>Definition:</b> <a href="markowitz_8cc_source.html#l00182">markowitz.cc:182</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_a08bc795589222d5e3b2281a52daf547c"><div class="ttname"><a href="namespaceoperations__research.html#a08bc795589222d5e3b2281a52daf547c">operations_research::GRBgetcharattrelement</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int element, char *valueP)> GRBgetcharattrelement</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00078">environment.cc:78</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a0f84ff594da652e1b34b0050218d369d"><div class="ttname"><a href="namespaceoperations__research.html#a0f84ff594da652e1b34b0050218d369d">operations_research::GRBaddconstr</a></div><div class="ttdeci">std::function< int(GRBmodel *model, int numnz, int *cind, double *cval, char sense, double rhs, const char *constrname)> GRBaddconstr</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00269">environment.cc:269</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a13096db0327ba8156cb2f5215eaeb9db"><div class="ttname"><a href="namespaceoperations__research.html#a13096db0327ba8156cb2f5215eaeb9db">operations_research::GRBgetdblattr</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, double *valueP)> GRBgetdblattr</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00095">environment.cc:95</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a15d8d3f0cd329880580efdb01db139be"><div class="ttname"><a href="namespaceoperations__research.html#a15d8d3f0cd329880580efdb01db139be">operations_research::BuildGurobiInterface</a></div><div class="ttdeci">MPSolverInterface * BuildGurobiInterface(bool mip, MPSolver *const solver)</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__interface_8cc_source.html#l01384">gurobi_interface.cc:1384</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a1c6070ee399de8cf94abcce6a91a5cf1"><div class="ttname"><a href="namespaceoperations__research.html#a1c6070ee399de8cf94abcce6a91a5cf1">operations_research::GRBaddvar</a></div><div class="ttdeci">std::function< int(GRBmodel *model, int numnz, int *vind, double *vval, double obj, double lb, double ub, char vtype, const char *varname)> GRBaddvar</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00258">environment.cc:258</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a23fc0ff92a3f47fe0bd2ad3eac3c9b57"><div class="ttname"><a href="namespaceoperations__research.html#a23fc0ff92a3f47fe0bd2ad3eac3c9b57">operations_research::ToString</a></div><div class="ttdeci">const absl::string_view ToString(MPSolver::OptimizationProblemType optimization_problem_type)</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8cc_source.html#l00572">linear_solver.cc:572</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a2d8a3119d1dbb2397caf41c215e1bf4d"><div class="ttname"><a href="namespaceoperations__research.html#a2d8a3119d1dbb2397caf41c215e1bf4d">operations_research::GRBversion</a></div><div class="ttdeci">std::function< void(int *majorP, int *minorP, int *technicalP)> GRBversion</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00428">environment.cc:428</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a2f41a80190ebfeab50fd2cb4c66e51cb"><div class="ttname"><a href="namespaceoperations__research.html#a2f41a80190ebfeab50fd2cb4c66e51cb">operations_research::GRBsetintattr</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int newvalue)> GRBsetintattr</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00057">environment.cc:57</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a33d1abd321c8db939e166390ac01cc1e"><div class="ttname"><a href="namespaceoperations__research.html#a33d1abd321c8db939e166390ac01cc1e">operations_research::GRBcblazy</a></div><div class="ttdeci">std::function< int(void *cbdata, int lazylen, const int *lazyind, const double *lazyval, char lazysense, double lazyrhs)> GRBcblazy</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00158">environment.cc:158</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a458a2341c2bfe0530114105a7a42c183"><div class="ttname"><a href="namespaceoperations__research.html#a458a2341c2bfe0530114105a7a42c183">operations_research::GRBsetintparam</a></div><div class="ttdeci">std::function< int(GRBenv *env, const char *paramname, int value)> GRBsetintparam</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00379">environment.cc:379</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a47dfe898be4c2a59df528e39e96d0798"><div class="ttname"><a href="namespaceoperations__research.html#a47dfe898be4c2a59df528e39e96d0798">operations_research::GRBcbget</a></div><div class="ttdeci">std::function< int(void *cbdata, int where, int what, void *resultP)> GRBcbget</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00147">environment.cc:147</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a4f0b2adea9a4297f27df941fe3ed3831"><div class="ttname"><a href="namespaceoperations__research.html#a4f0b2adea9a4297f27df941fe3ed3831">operations_research::MPCallbackEvent</a></div><div class="ttdeci">MPCallbackEvent</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver__callback_8h_source.html#l00037">linear_solver_callback.h:37</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a595ec95787b121daa2b3ff34fb7ad635"><div class="ttname"><a href="namespaceoperations__research.html#a595ec95787b121daa2b3ff34fb7ad635">operations_research::GRBgetintattrelement</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int element, int *valueP)> GRBgetintattrelement</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00060">environment.cc:60</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a5b95a28bdf709458488fdffe0da6a8e1"><div class="ttname"><a href="namespaceoperations__research.html#a5b95a28bdf709458488fdffe0da6a8e1">operations_research::GRBcopyparams</a></div><div class="ttdeci">std::function< int(GRBenv *dest, GRBenv *src)> GRBcopyparams</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00387">environment.cc:387</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a5d18796445ee5d664e591b74df135990"><div class="ttname"><a href="namespaceoperations__research.html#a5d18796445ee5d664e591b74df135990">operations_research::GRBfreemodel</a></div><div class="ttdeci">std::function< int(GRBmodel *model)> GRBfreemodel</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00335">environment.cc:335</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a69e4cf6405f02b16450fec8e1cee1c8f"><div class="ttname"><a href="namespaceoperations__research.html#a69e4cf6405f02b16450fec8e1cee1c8f">operations_research::GRBterminate</a></div><div class="ttdeci">std::function< void(GRBmodel *model)> GRBterminate</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00349">environment.cc:349</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a6dcf3eb50c1276a373935f0419c5a765"><div class="ttname"><a href="namespaceoperations__research.html#a6dcf3eb50c1276a373935f0419c5a765">operations_research::GRBgetdblparam</a></div><div class="ttdeci">std::function< int(GRBenv *env, const char *paramname, double *valueP)> GRBgetdblparam</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00365">environment.cc:365</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a6e3a7ab84a516ee67eb78d50ac3987e2"><div class="ttname"><a href="namespaceoperations__research.html#a6e3a7ab84a516ee67eb78d50ac3987e2">operations_research::GRBgeterrormsg</a></div><div class="ttdeci">std::function< const char *(GRBenv *env)> GRBgeterrormsg</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00426">environment.cc:426</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a6f5b8fa2fe40cae954681ba04e9cbb72"><div class="ttname"><a href="namespaceoperations__research.html#a6f5b8fa2fe40cae954681ba04e9cbb72">operations_research::GRBchgcoeffs</a></div><div class="ttdeci">std::function< int(GRBmodel *model, int cnt, int *cind, int *vind, double *val)> GRBchgcoeffs</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00327">environment.cc:327</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a6fb0c68e3b93033a6161597239899e38"><div class="ttname"><a href="namespaceoperations__research.html#a6fb0c68e3b93033a6161597239899e38">operations_research::GetGurobiEnv</a></div><div class="ttdeci">absl::StatusOr< GRBenv * > GetGurobiEnv()</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00756">environment.cc:756</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a7107d55540a5ebdf66762aa4ee42e404"><div class="ttname"><a href="namespaceoperations__research.html#a7107d55540a5ebdf66762aa4ee42e404">operations_research::GRBgetenv</a></div><div class="ttdeci">std::function< GRBenv *(GRBmodel *model)> GRBgetenv</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00419">environment.cc:419</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a78a839d849c2d75ef5ff32f25fbbc4a4"><div class="ttname"><a href="namespaceoperations__research.html#a78a839d849c2d75ef5ff32f25fbbc4a4">operations_research::GRBsetdblattrelement</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int element, double newvalue)> GRBsetdblattrelement</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00103">environment.cc:103</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a7ccc0a5542bf3f96b28fe4ae8a9957e6"><div class="ttname"><a href="namespaceoperations__research.html#a7ccc0a5542bf3f96b28fe4ae8a9957e6">operations_research::GRBaddgenconstrIndicator</a></div><div class="ttdeci">std::function< int(GRBmodel *lp, const char *name, int binvar, int binval, int nvars, const int *vars, const double *vals, char sense, double rhs)> GRBaddgenconstrIndicator</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00309">environment.cc:309</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a7cceb4c997fc06f43522a150e7a42791"><div class="ttname"><a href="namespaceoperations__research.html#a7cceb4c997fc06f43522a150e7a42791">operations_research::GRBresetparams</a></div><div class="ttdeci">std::function< int(GRBenv *env)> GRBresetparams</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00386">environment.cc:386</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a7fe5c509c991d915e0adf06e82ede5d4"><div class="ttname"><a href="namespaceoperations__research.html#a7fe5c509c991d915e0adf06e82ede5d4">operations_research::GRBgetdblattrarray</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int first, int len, double *values)> GRBgetdblattrarray</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00106">environment.cc:106</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a8e39c3c540f2d5f3dc4d99d6150f2751"><div class="ttname"><a href="namespaceoperations__research.html#a8e39c3c540f2d5f3dc4d99d6150f2751">operations_research::GRBupdatemodel</a></div><div class="ttdeci">std::function< int(GRBmodel *model)> GRBupdatemodel</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00333">environment.cc:333</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a957fc4194ee4e7d712bca3d64332041c"><div class="ttname"><a href="namespaceoperations__research.html#a957fc4194ee4e7d712bca3d64332041c">operations_research::SetSolverSpecificParameters</a></div><div class="ttdeci">absl::Status SetSolverSpecificParameters(const std::string &parameters, GRBenv *gurobi)</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__proto__solver_8cc_source.html#l00222">gurobi_proto_solver.cc:222</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a96f6d4d0d04a57844ff0bb9972c5ce14"><div class="ttname"><a href="namespaceoperations__research.html#a96f6d4d0d04a57844ff0bb9972c5ce14">operations_research::GRBaddrangeconstr</a></div><div class="ttdeci">std::function< int(GRBmodel *model, int numnz, int *cind, double *cval, double lower, double upper, const char *constrname)> GRBaddrangeconstr</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00280">environment.cc:280</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a99a2d4781f0758d43de829c610a1a33b"><div class="ttname"><a href="namespaceoperations__research.html#a99a2d4781f0758d43de829c610a1a33b">operations_research::GurobiSolveProto</a></div><div class="ttdeci">absl::StatusOr< MPSolutionResponse > GurobiSolveProto(const MPModelRequest &request, GRBenv *gurobi_env)</div><div class="ttdef"><b>Definition:</b> <a href="gurobi__proto__solver_8cc_source.html#l00262">gurobi_proto_solver.cc:262</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a9ba413de24c66783a93ad29185efd573"><div class="ttname"><a href="namespaceoperations__research.html#a9ba413de24c66783a93ad29185efd573">operations_research::GRBsetcharattrelement</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int element, char newvalue)> GRBsetcharattrelement</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00081">environment.cc:81</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a9d36831683588c7be928bf1afee486e3"><div class="ttname"><a href="namespaceoperations__research.html#a9d36831683588c7be928bf1afee486e3">operations_research::GRBsetintattrelement</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int element, int newvalue)> GRBsetintattrelement</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00063">environment.cc:63</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aa5fa17837fd2d3e7f10742894060694b"><div class="ttname"><a href="namespaceoperations__research.html#aa5fa17837fd2d3e7f10742894060694b">operations_research::GRBgetdblattrelement</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int element, double *valueP)> GRBgetdblattrelement</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00100">environment.cc:100</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ab4617e07ad4b1c37b128c99095da1bd1"><div class="ttname"><a href="namespaceoperations__research.html#ab4617e07ad4b1c37b128c99095da1bd1">operations_research::GRBcbsolution</a></div><div class="ttdeci">std::function< int(void *cbdata, const double *solution, double *objvalP)> GRBcbsolution</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00152">environment.cc:152</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ab850dd307ea088f49af5f192d1b8d553"><div class="ttname"><a href="namespaceoperations__research.html#ab850dd307ea088f49af5f192d1b8d553">operations_research::GRBoptimize</a></div><div class="ttdeci">std::function< int(GRBmodel *model)> GRBoptimize</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00207">environment.cc:207</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_abbd2192a0d2d43a5169ad32b6b68d329"><div class="ttname"><a href="namespaceoperations__research.html#abbd2192a0d2d43a5169ad32b6b68d329">operations_research::GRBwrite</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *filename)> GRBwrite</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00235">environment.cc:235</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ad530ac40f508600aa495f638d813748b"><div class="ttname"><a href="namespaceoperations__research.html#ad530ac40f508600aa495f638d813748b">operations_research::GRBnewmodel</a></div><div class="ttdeci">std::function< int(GRBenv *env, GRBmodel **modelP, const char *Pname, int numvars, double *obj, double *lb, double *ub, char *vtype, char **varnames)> GRBnewmodel</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00242">environment.cc:242</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ad811d8a5b2cd5f5b1c3598fad842b00b"><div class="ttname"><a href="namespaceoperations__research.html#ad811d8a5b2cd5f5b1c3598fad842b00b">operations_research::GRBfreeenv</a></div><div class="ttdeci">std::function< void(GRBenv *env)> GRBfreeenv</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00425">environment.cc:425</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ae34339d979ba0033f7e47a88913e2d60"><div class="ttname"><a href="namespaceoperations__research.html#ae34339d979ba0033f7e47a88913e2d60">operations_research::GRBcbcut</a></div><div class="ttdeci">std::function< int(void *cbdata, int cutlen, const int *cutind, const double *cutval, char cutsense, double cutrhs)> GRBcbcut</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00155">environment.cc:155</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_ae6308440cc9d3ed5416cf5219f3e1fef"><div class="ttname"><a href="namespaceoperations__research.html#ae6308440cc9d3ed5416cf5219f3e1fef">operations_research::GRBsetdblattr</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, double newvalue)> GRBsetdblattr</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00097">environment.cc:97</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aeaeaf340789f2dd271dcf9204279cb1ba3955ab5aa529fab85eb3566271a043e2"><div class="ttname"><a href="namespaceoperations__research.html#aeaeaf340789f2dd271dcf9204279cb1ba3955ab5aa529fab85eb3566271a043e2">operations_research::MPSOLVER_NOT_SOLVED</a></div><div class="ttdeci">@ MPSOLVER_NOT_SOLVED</div><div class="ttdef"><b>Definition:</b> <a href="linear__solver_8pb_8h_source.html#l00238">linear_solver.pb.h:238</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_aec892e2b2a70124f41f8b9744adbda67"><div class="ttname"><a href="namespaceoperations__research.html#aec892e2b2a70124f41f8b9744adbda67">operations_research::GRBsetcallbackfunc</a></div><div class="ttdeci">std::function< int(GRBmodel *model, int(GUROBI_STDCALL *cb)(CB_ARGS), void *usrdata)> GRBsetcallbackfunc</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00140">environment.cc:140</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_afccf2eccc1e7d4c083e47b0b19ae90be"><div class="ttname"><a href="namespaceoperations__research.html#afccf2eccc1e7d4c083e47b0b19ae90be">operations_research::GRBgetintattr</a></div><div class="ttdeci">std::function< int(GRBmodel *model, const char *attrname, int *valueP)> GRBgetintattr</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00055">environment.cc:55</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_afee86075f779c39746c2f754f00bcd3d"><div class="ttname"><a href="namespaceoperations__research.html#afee86075f779c39746c2f754f00bcd3d">operations_research::GRBsetdblparam</a></div><div class="ttdeci">std::function< int(GRBenv *env, const char *paramname, double value)> GRBsetdblparam</div><div class="ttdef"><b>Definition:</b> <a href="environment_8cc_source.html#l00381">environment.cc:381</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="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="atimer_8h_html"><div class="ttname"><a href="timer_8h.html">timer.h</a></div></div>
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