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<div class="title">synchronization.cc</div> </div>
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<a href="synchronization_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 2010-2018 Google LLC</span></div>
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<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment">// Licensed under the Apache License, Version 2.0 (the "License");</span></div>
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<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">// you may not use this file except in compliance with the License.</span></div>
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<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">// You may obtain a copy of the License at</span></div>
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<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// http://www.apache.org/licenses/LICENSE-2.0</span></div>
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<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">// Unless required by applicable law or agreed to in writing, software</span></div>
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<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment">// distributed under the License is distributed on an "AS IS" BASIS,</span></div>
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<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment">// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span></div>
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<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment">// See the License for the specific language governing permissions and</span></div>
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<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment">// limitations under the License.</span></div>
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<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  </div>
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<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#include "<a class="code" href="synchronization_8h.html">ortools/sat/synchronization.h</a>"</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>  </div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="preprocessor">#if !defined(__PORTABLE_PLATFORM__)</span></div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include "<a class="code" href="base_2file_8h.html">ortools/base/file.h</a>"</span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include "<a class="code" href="cp__model__loader_8h.html">ortools/sat/cp_model_loader.h</a>"</span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#endif // __PORTABLE_PLATFORM__</span></div>
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<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  </div>
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<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "absl/container/flat_hash_set.h"</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "absl/random/random.h"</span></div>
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<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#include "<a class="code" href="integral__types_8h.html">ortools/base/integral_types.h</a>"</span></div>
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<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="preprocessor">#include "<a class="code" href="stl__util_8h.html">ortools/base/stl_util.h</a>"</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<a class="code" href="cp__model_8pb_8h.html">ortools/sat/cp_model.pb.h</a>"</span></div>
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<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#include "<a class="code" href="cp__model__utils_8h.html">ortools/sat/cp_model_utils.h</a>"</span></div>
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<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#include "<a class="code" href="integer_8h.html">ortools/sat/integer.h</a>"</span></div>
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<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include "<a class="code" href="sat_2model_8h.html">ortools/sat/model.h</a>"</span></div>
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<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="preprocessor">#include "<a class="code" href="sat__base_8h.html">ortools/sat/sat_base.h</a>"</span></div>
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<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include "<a class="code" href="time__limit_8h.html">ortools/util/time_limit.h</a>"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  </div>
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<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="synchronization_8cc.html#aac5e18575f74a164840de8c7ca449c01"> 32</a></span> <a class="code" href="synchronization_8cc.html#aac5e18575f74a164840de8c7ca449c01">DEFINE_bool</a>(</div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  cp_model_dump_solutions, <span class="keyword">false</span>,</div>
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<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  <span class="stringliteral">"DEBUG ONLY. If true, all the intermediate solution will be dumped "</span></div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="stringliteral">"under '\"FLAGS_cp_model_dump_prefix\" + \"solution_xxx.pb.txt\"'."</span>);</div>
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<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="synchronization_8cc.html#a3cd3585b950769219ed2ec8fb81689eb"> 36</a></span> <a class="code" href="synchronization_8cc.html#a3cd3585b950769219ed2ec8fb81689eb">DEFINE_string</a>(</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  cp_model_load_debug_solution, <span class="stringliteral">""</span>,</div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="stringliteral">"DEBUG ONLY. When this is set to a non-empty file name, "</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="stringliteral">"we will interpret this as an internal solution which can be used for "</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="stringliteral">"debugging. For instance we use it to identify wrong cuts/reasons."</span>);</div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</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="l00043"></a><span class="lineno"> 43</span> <span class="keyword">namespace </span>sat {</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"><a class="line" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html#afcad0ba8e868458de6919dc38cba1404"> 45</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html#afcad0ba8e868458de6919dc38cba1404">SharedRelaxationSolutionRepository::NewRelaxationSolution</a>(</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keyword">const</span> CpSolverResponse& <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>) {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">// Note that the Add() method already applies mutex lock. So we don't need it</span></div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="comment">// here.</span></div>
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<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  </div>
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<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">if</span> (<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution().empty()) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  </div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="comment">// Add this solution to the pool.</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository<int64>::Solution</a> solution;</div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  solution.variable_values.assign(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution().begin(),</div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution().end());</div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="comment">// For now we use the negated lower bound as the "internal objective" to</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// prefer solution with an higher bound.</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="comment">// Note: If the model doesn't have objective, the best_objective_bound is set</span></div>
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<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="comment">// to default value 0.</span></div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  solution.rank = -<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.best_objective_bound();</div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  </div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a309d07a2f536805271e68a5420afbc49">Add</a>(solution);</div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
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<div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html#ac3d9c3a87b2ac7d51f78ac6a30e991ad"> 66</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html#ac3d9c3a87b2ac7d51f78ac6a30e991ad">SharedLPSolutionRepository::NewLPSolution</a>(</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">const</span> std::vector<double>& lp_solution) {</div>
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<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="comment">// Note that the Add() method already applies mutex lock. So we don't need it</span></div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="comment">// here.</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="keywordflow">if</span> (lp_solution.empty()) <span class="keywordflow">return</span>;</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"> 73</span>  <span class="comment">// Add this solution to the pool.</span></div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository<double>::Solution</a> solution;</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  solution.variable_values.assign(lp_solution.begin(), lp_solution.end());</div>
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<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
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<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="comment">// We always prefer to keep the solution from the last synchronize batch.</span></div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  absl::MutexLock mutex_lock(&<a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  solution.rank = -num_synchronization_;</div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  </div>
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<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad277a964f2eed35962e8bf41f40cd0da">AddInternal</a>(solution);</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> }</div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  </div>
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<div class="line"><a name="l00084"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#afad444837cdc77c60e71abb9294753b9"> 84</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#afad444837cdc77c60e71abb9294753b9">SharedIncompleteSolutionManager::HasNewSolution</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">return</span> !solutions_.empty();</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>  </div>
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<div class="line"><a name="l00089"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a5d5604e9ce9ff6b0b3387593330fefe9"> 89</a></span> std::vector<double> <a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a5d5604e9ce9ff6b0b3387593330fefe9">SharedIncompleteSolutionManager::GetNewSolution</a>() {</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  std::vector<double> solution;</div>
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<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">if</span> (solutions_.empty()) <span class="keywordflow">return</span> solution;</div>
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<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  </div>
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<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  solution = std::move(solutions_.back());</div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  solutions_.pop_back();</div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">return</span> solution;</div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> }</div>
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<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  </div>
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<div class="line"><a name="l00099"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a058ba66ef63b5c36a5586b0151a75609"> 99</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a058ba66ef63b5c36a5586b0151a75609">SharedIncompleteSolutionManager::AddNewSolution</a>(</div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="keyword">const</span> std::vector<double>& lp_solution) {</div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  solutions_.push_back(lp_solution);</div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> }</div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment">// TODO(user): Experiments and play with the num_solutions_to_keep parameter.</span></div>
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<div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a2176b0bae97075de45d3ab94e0dbdbba"> 106</a></span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a2176b0bae97075de45d3ab94e0dbdbba">SharedResponseManager::SharedResponseManager</a>(<span class="keywordtype">bool</span> log_updates,</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordtype">bool</span> enumerate_all_solutions,</div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">const</span> CpModelProto* <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>,</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="keyword">const</span> <a class="code" href="class_wall_timer.html">WallTimer</a>* <a class="code" href="cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf">wall_timer</a>,</div>
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<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <a class="code" href="classoperations__research_1_1_shared_time_limit.html">SharedTimeLimit</a>* shared_time_limit)</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  : log_updates_(log_updates),</div>
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<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  enumerate_all_solutions_(enumerate_all_solutions),</div>
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<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  model_proto_(*<a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>),</div>
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<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  wall_timer_(*<a class="code" href="cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf">wall_timer</a>),</div>
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<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  shared_time_limit_(shared_time_limit),</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  solutions_(<span class="comment">/*num_solutions_to_keep=*/</span>3) {}</div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  </div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="keyword">namespace </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="keywordtype">void</span> LogNewSolution(<span class="keyword">const</span> std::string& event_or_solution_count,</div>
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<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordtype">double</span> time_in_seconds, <span class="keywordtype">double</span> obj_best, <span class="keywordtype">double</span> obj_lb,</div>
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<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  <span class="keywordtype">double</span> obj_ub, <span class="keyword">const</span> std::string& solution_info) {</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keyword">const</span> std::string obj_next =</div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  absl::StrFormat(<span class="stringliteral">"next:[%.9g,%.9g]"</span>, obj_lb, obj_ub);</div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  LOG(INFO) << absl::StrFormat(<span class="stringliteral">"#%-5s %6.2fs best:%-5.9g %-15s %s"</span>,</div>
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<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  event_or_solution_count, time_in_seconds,</div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  obj_best, obj_next, solution_info);</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> }</div>
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<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  </div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="keywordtype">void</span> LogNewSatSolution(<span class="keyword">const</span> std::string& event_or_solution_count,</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="keywordtype">double</span> time_in_seconds,</div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keyword">const</span> std::string& solution_info) {</div>
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<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  LOG(INFO) << absl::StrFormat(<span class="stringliteral">"#%-5s %6.2fs %s"</span>, event_or_solution_count,</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  time_in_seconds, solution_info);</div>
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<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> }</div>
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<div class="line"><a name="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="comment">// namespace</span></div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  </div>
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<div class="line"><a name="l00139"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a6089bc75390eaa54a3d1d593c1089a58"> 139</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a6089bc75390eaa54a3d1d593c1089a58">SharedResponseManager::UpdatePrimalIntegral</a>() {</div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keywordflow">if</span> (!model_proto_.has_objective()) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  </div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> current_time = shared_time_limit_-><a class="code" href="classoperations__research_1_1_shared_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98">GetElapsedDeterministicTime</a>();</div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> time_delta = current_time - last_primal_integral_time_stamp_;</div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  last_primal_integral_time_stamp_ = current_time;</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>  <span class="comment">// We use the log of the absolute objective gap.</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="comment">// Using the log should count no solution as just log(2*64) = 18, and</span></div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="comment">// otherwise just compare order of magnitude which seems nice. Also, It is</span></div>
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<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="comment">// more easy to compare the primal integral with the total time.</span></div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">const</span> CpObjectiveProto& obj = model_proto_.objective();</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> factor =</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  obj.scaling_factor() != 0.0 ? std::abs(obj.scaling_factor()) : 1.0;</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> bounds_delta = std::log(</div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  1 + factor * std::abs(<span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(inner_objective_upper_bound_) -</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(inner_objective_lower_bound_)));</div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  primal_integral_ += time_delta * bounds_delta;</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> }</div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  </div>
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<div class="line"><a name="l00161"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ab24169d006da05dc1bf3f5d8b4f0ae65"> 161</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ab24169d006da05dc1bf3f5d8b4f0ae65">SharedResponseManager::SetGapLimitsFromParameters</a>(</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keyword">const</span> SatParameters& <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>) {</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keywordflow">if</span> (!model_proto_.has_objective()) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  absolute_gap_limit_ = <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.absolute_gap_limit();</div>
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<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  relative_gap_limit_ = <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>.relative_gap_limit();</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>  </div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="keywordtype">void</span> SharedResponseManager::TestGapLimitsIfNeeded() {</div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <span class="keywordflow">if</span> (absolute_gap_limit_ == 0 && relative_gap_limit_ == 0) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">if</span> (best_solution_objective_value_ >= <a class="code" href="namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8">kMaxIntegerValue</a>) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="keywordflow">if</span> (inner_objective_lower_bound_ <= <a class="code" href="namespaceoperations__research_1_1sat.html#a355a62f25cfadeccfb164ab9fb867c81">kMinIntegerValue</a>) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  </div>
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<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="keyword">const</span> CpObjectiveProto& obj = model_proto_.objective();</div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> user_best =</div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, best_solution_objective_value_);</div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> user_bound =</div>
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<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, inner_objective_lower_bound_);</div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> gap = std::abs(user_best - user_bound);</div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">if</span> (gap <= absolute_gap_limit_) {</div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  LOG_IF(INFO, log_updates_)</div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  << <span class="stringliteral">"Absolute gap limit of "</span> << absolute_gap_limit_ << <span class="stringliteral">" reached."</span>;</div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a>);</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="comment">// Note(user): Some code path in single-thread assumes that the problem</span></div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// can only be solved when they have proven infeasibility and do not check</span></div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// the ProblemIsSolved() method. So we force a stop here.</span></div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  shared_time_limit_-><a class="code" href="classoperations__research_1_1_shared_time_limit.html#a17a237457e57625296e6b24feb19c60a">Stop</a>();</div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  }</div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="keywordflow">if</span> (gap / <a class="code" href="alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a">std::max</a>(1.0, std::abs(user_best)) < relative_gap_limit_) {</div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  LOG_IF(INFO, log_updates_)</div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  << <span class="stringliteral">"Relative gap limit of "</span> << relative_gap_limit_ << <span class="stringliteral">" reached."</span>;</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a>);</div>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  </div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// Same as above.</span></div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  shared_time_limit_-><a class="code" href="classoperations__research_1_1_shared_time_limit.html#a17a237457e57625296e6b24feb19c60a">Stop</a>();</div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> }</div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  </div>
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<div class="line"><a name="l00200"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a953727a791120092f8f70c23c23beb84"> 200</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a953727a791120092f8f70c23c23beb84">SharedResponseManager::UpdateInnerObjectiveBounds</a>(</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">const</span> std::string& worker_info, IntegerValue lb, IntegerValue ub) {</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  absl::MutexLock mutex_lock(&mutex_);</div>
|
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  CHECK(model_proto_.has_objective());</div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  </div>
|
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="comment">// The problem is already solved!</span></div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="comment">// TODO(user): A thread might not be notified right away that the new bounds</span></div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  <span class="comment">// that it is pushing make the problem infeasible. Fix that. For now we just</span></div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">// abort early here to avoid logging the "#Done" message multiple times.</span></div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">if</span> (inner_objective_lower_bound_ > inner_objective_upper_bound_) {</div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00212"></a><span class="lineno"> 212</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="keyword">const</span> <span class="keywordtype">bool</span> change =</div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  (lb > inner_objective_lower_bound_ || ub < inner_objective_upper_bound_);</div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordflow">if</span> (lb > inner_objective_lower_bound_) {</div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="comment">// When the improving problem is infeasible, it is possible to report</span></div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="comment">// arbitrary high inner_objective_lower_bound_. We make sure it never cross</span></div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">// the current best solution, so that we always report globablly valid lower</span></div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// bound.</span></div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  DCHECK_LE(inner_objective_upper_bound_, best_solution_objective_value_);</div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  inner_objective_lower_bound_ =</div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <a class="code" href="alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37">std::min</a>(best_solution_objective_value_, lb.value());</div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  }</div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (ub < inner_objective_upper_bound_) {</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  inner_objective_upper_bound_ = ub.value();</div>
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<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  }</div>
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<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  <span class="keywordflow">if</span> (inner_objective_lower_bound_ > inner_objective_upper_bound_) {</div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">if</span> (best_response_.status() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a03f919221217f95d21a593a7120165e1">CpSolverStatus::FEASIBLE</a> ||</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  best_response_.status() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a>) {</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a>);</div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2884fa43446c0cbc9c7a9b74d41d7483">CpSolverStatus::INFEASIBLE</a>);</div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  }</div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">if</span> (log_updates_) LogNewSatSolution(<span class="stringliteral">"Done"</span>, wall_timer_.<a class="code" href="class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84">Get</a>(), worker_info);</div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  }</div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="keywordflow">if</span> (log_updates_ && change) {</div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keyword">const</span> CpObjectiveProto& obj = model_proto_.objective();</div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> best =</div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, best_solution_objective_value_);</div>
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<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="keywordtype">double</span> new_lb = <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, inner_objective_lower_bound_);</div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="keywordtype">double</span> new_ub = <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, inner_objective_upper_bound_);</div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="keywordflow">if</span> (model_proto_.objective().scaling_factor() < 0) {</div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  std::swap(new_lb, new_ub);</div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  }</div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  LogNewSolution(<span class="stringliteral">"Bound"</span>, wall_timer_.<a class="code" href="class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84">Get</a>(), best, new_lb, new_ub,</div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  worker_info);</div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  }</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordflow">if</span> (change) TestGapLimitsIfNeeded();</div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> }</div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  </div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment">// Invariant: the status always start at UNKNOWN and can only evolve as follow:</span></div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment">// UNKNOWN -> FEASIBLE -> OPTIMAL</span></div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="comment">// UNKNOWN -> INFEASIBLE</span></div>
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<div class="line"><a name="l00256"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9a02bc7283cf81790bb46a249b278c1c"> 256</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9a02bc7283cf81790bb46a249b278c1c">SharedResponseManager::NotifyThatImprovingProblemIsInfeasible</a>(</div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keyword">const</span> std::string& worker_info) {</div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordflow">if</span> (best_response_.status() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a03f919221217f95d21a593a7120165e1">CpSolverStatus::FEASIBLE</a> ||</div>
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<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  best_response_.status() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a>) {</div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="comment">// We also use this status to indicate that we enumerated all solutions to</span></div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">// a feasible problem.</span></div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a>);</div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">if</span> (!model_proto_.has_objective()) {</div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  best_response_.set_all_solutions_were_found(<span class="keyword">true</span>);</div>
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|
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  }</div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  </div>
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<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  <span class="comment">// We just proved that the best solution cannot be improved uppon, so we</span></div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="comment">// have a new lower bound.</span></div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  inner_objective_lower_bound_ = best_solution_objective_value_;</div>
|
|
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  } <span class="keywordflow">else</span> {</div>
|
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  CHECK_EQ(num_solutions_, 0);</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2884fa43446c0cbc9c7a9b74d41d7483">CpSolverStatus::INFEASIBLE</a>);</div>
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<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  }</div>
|
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<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  <span class="keywordflow">if</span> (log_updates_) LogNewSatSolution(<span class="stringliteral">"Done"</span>, wall_timer_.<a class="code" href="class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84">Get</a>(), worker_info);</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"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#aa90c7f802ae2f01b3c6fad7d8ccdad30"> 278</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#aa90c7f802ae2f01b3c6fad7d8ccdad30">SharedResponseManager::AddUnsatCore</a>(<span class="keyword">const</span> std::vector<int>& core) {</div>
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|
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  absl::MutexLock mutex_lock(&mutex_);</div>
|
|
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  best_response_.clear_sufficient_assumptions_for_infeasibility();</div>
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|
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> ref : core) {</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  best_response_.add_sufficient_assumptions_for_infeasibility(ref);</div>
|
|
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  }</div>
|
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<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> }</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  </div>
|
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<div class="line"><a name="l00286"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae431b0e8c0f74f95c31ba38f3c534126"> 286</a></span> IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae431b0e8c0f74f95c31ba38f3c534126">SharedResponseManager::GetInnerObjectiveLowerBound</a>() {</div>
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|
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  absl::MutexLock mutex_lock(&mutex_);</div>
|
|
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">return</span> IntegerValue(inner_objective_lower_bound_);</div>
|
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> }</div>
|
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  </div>
|
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<div class="line"><a name="l00291"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a695849b2629bf8fbb78196488b1c7a1e"> 291</a></span> IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a695849b2629bf8fbb78196488b1c7a1e">SharedResponseManager::GetInnerObjectiveUpperBound</a>() {</div>
|
|
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  absl::MutexLock mutex_lock(&mutex_);</div>
|
|
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">return</span> IntegerValue(inner_objective_upper_bound_);</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>  </div>
|
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<div class="line"><a name="l00296"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9ca5b99b3550503ca7bad8418e133156"> 296</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9ca5b99b3550503ca7bad8418e133156">SharedResponseManager::Synchronize</a>() {</div>
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|
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  absl::MutexLock mutex_lock(&mutex_);</div>
|
|
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  synchronized_inner_objective_lower_bound_ =</div>
|
|
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  IntegerValue(inner_objective_lower_bound_);</div>
|
|
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  synchronized_inner_objective_upper_bound_ =</div>
|
|
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  IntegerValue(inner_objective_upper_bound_);</div>
|
|
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> }</div>
|
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<div class="line"><a name="l00303"></a><span class="lineno"> 303</span>  </div>
|
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<div class="line"><a name="l00304"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a8beae17d2a8629258c83911cc1a1f9c1"> 304</a></span> IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a8beae17d2a8629258c83911cc1a1f9c1">SharedResponseManager::SynchronizedInnerObjectiveLowerBound</a>() {</div>
|
|
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  absl::MutexLock mutex_lock(&mutex_);</div>
|
|
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keywordflow">return</span> synchronized_inner_objective_lower_bound_;</div>
|
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> }</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  </div>
|
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<div class="line"><a name="l00309"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a8b4c8e606fe8af8a8e7b2afe724ad48c"> 309</a></span> IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a8b4c8e606fe8af8a8e7b2afe724ad48c">SharedResponseManager::SynchronizedInnerObjectiveUpperBound</a>() {</div>
|
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  absl::MutexLock mutex_lock(&mutex_);</div>
|
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordflow">return</span> synchronized_inner_objective_upper_bound_;</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> }</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"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#aa81c865475fd0607d70ae640f98eb955"> 314</a></span> IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#aa81c865475fd0607d70ae640f98eb955">SharedResponseManager::BestSolutionInnerObjectiveValue</a>() {</div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="keywordflow">return</span> IntegerValue(best_solution_objective_value_);</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>  </div>
|
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<div class="line"><a name="l00319"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a35fa462770297e363b3444408b1a349b"> 319</a></span> <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a35fa462770297e363b3444408b1a349b">SharedResponseManager::PrimalIntegral</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordflow">return</span> primal_integral_;</div>
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<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> }</div>
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<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  </div>
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<div class="line"><a name="l00324"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ac25b5700df43621c1132a8cffce727e5"> 324</a></span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ac25b5700df43621c1132a8cffce727e5">SharedResponseManager::AddSolutionCallback</a>(</div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  std::function<<span class="keywordtype">void</span>(<span class="keyword">const</span> CpSolverResponse&)> <a class="code" href="gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36">callback</a>) {</div>
|
|
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  absl::MutexLock mutex_lock(&mutex_);</div>
|
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> <span class="keywordtype">id</span> = next_callback_id_++;</div>
|
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  callbacks_.emplace_back(<span class="keywordtype">id</span>, std::move(<a class="code" href="gurobi__interface_8cc.html#a6627a3800ac768bb5528ef54c9cace36">callback</a>));</div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">return</span> id;</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>  </div>
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<div class="line"><a name="l00332"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae602825eaafbd7898db32c977d47b1b5"> 332</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae602825eaafbd7898db32c977d47b1b5">SharedResponseManager::UnregisterCallback</a>(<span class="keywordtype">int</span> callback_id) {</div>
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|
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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|
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < callbacks_.size(); ++i) {</div>
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|
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">if</span> (callbacks_[i].first == callback_id) {</div>
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|
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  callbacks_.erase(callbacks_.begin() + i);</div>
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|
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordflow">return</span>;</div>
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|
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  }</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>  LOG(DFATAL) << <span class="stringliteral">"Callback id "</span> << callback_id << <span class="stringliteral">" not registered."</span>;</div>
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|
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> }</div>
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  </div>
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<div class="line"><a name="l00343"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a15cd9d22d53c6f6bf248240d2b794094"> 343</a></span> CpSolverResponse <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a15cd9d22d53c6f6bf248240d2b794094">SharedResponseManager::GetResponse</a>() {</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  FillObjectiveValuesInBestResponse();</div>
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<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="keywordflow">return</span> best_response_;</div>
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span> }</div>
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  </div>
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="keywordtype">void</span> SharedResponseManager::FillObjectiveValuesInBestResponse() {</div>
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <span class="keywordflow">if</span> (!model_proto_.has_objective()) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="keyword">const</span> CpObjectiveProto& obj = model_proto_.objective();</div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  </div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordflow">if</span> (best_response_.status() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2884fa43446c0cbc9c7a9b74d41d7483">CpSolverStatus::INFEASIBLE</a>) {</div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  best_response_.clear_objective_value();</div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  best_response_.clear_best_objective_bound();</div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  }</div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  </div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="comment">// Set the objective value.</span></div>
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <span class="comment">// If we don't have any solution, we use our inner bound.</span></div>
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordflow">if</span> (best_response_.status() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a6ce26a62afab55d7606ad4e92428b30c">CpSolverStatus::UNKNOWN</a>) {</div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  best_response_.set_objective_value(</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, inner_objective_upper_bound_));</div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  best_response_.set_objective_value(</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, best_solution_objective_value_));</div>
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  }</div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  </div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="comment">// Update the best bound in the response.</span></div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  best_response_.set_best_objective_bound(</div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, inner_objective_lower_bound_));</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>  <span class="comment">// Update the primal integral.</span></div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  best_response_.set_primal_integral(primal_integral_);</div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> }</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  </div>
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<div class="line"><a name="l00377"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a976be4568cddb91edff011f3390104e1"> 377</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a976be4568cddb91edff011f3390104e1">SharedResponseManager::NewSolution</a>(<span class="keyword">const</span> CpSolverResponse& <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>,</div>
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span>  <a class="code" href="classoperations__research_1_1sat_1_1_model.html">Model</a>* <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>) {</div>
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span>  </div>
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<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keywordflow">if</span> (model_proto_.has_objective()) {</div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> objective_value =</div>
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<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a44f635d04529be503aa7f14917185a37">ComputeInnerObjective</a>(model_proto_.objective(), <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>);</div>
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<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  </div>
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<div class="line"><a name="l00385"></a><span class="lineno"> 385</span>  <span class="comment">// Add this solution to the pool, even if it is not improving.</span></div>
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span>  <span class="keywordflow">if</span> (!<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution().empty()) {</div>
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository<int64>::Solution</a> solution;</div>
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<div class="line"><a name="l00388"></a><span class="lineno"> 388</span>  solution.variable_values.assign(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution().begin(),</div>
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<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution().end());</div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  solution.rank = objective_value;</div>
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  solutions_.<a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a309d07a2f536805271e68a5420afbc49">Add</a>(solution);</div>
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<div class="line"><a name="l00392"></a><span class="lineno"> 392</span>  }</div>
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<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  </div>
|
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<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  <span class="comment">// Ignore any non-strictly improving solution.</span></div>
|
|
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordflow">if</span> (objective_value > inner_objective_upper_bound_) <span class="keywordflow">return</span>;</div>
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|
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  </div>
|
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="comment">// Our inner_objective_lower_bound_ should be a globaly valid bound, until</span></div>
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<div class="line"><a name="l00398"></a><span class="lineno"> 398</span>  <span class="comment">// the problem become infeasible (i.e the lb > ub) in which case the bound</span></div>
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|
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  <span class="comment">// is no longer globally valid. Here, because we have a strictly improving</span></div>
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|
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span>  <span class="comment">// solution, we shouldn't be in the infeasible setting yet.</span></div>
|
|
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span>  DCHECK_GE(objective_value, inner_objective_lower_bound_);</div>
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|
<div class="line"><a name="l00402"></a><span class="lineno"> 402</span>  </div>
|
|
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  DCHECK_LT(objective_value, best_solution_objective_value_);</div>
|
|
<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  best_solution_objective_value_ = objective_value;</div>
|
|
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  </div>
|
|
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="comment">// Update the new bound.</span></div>
|
|
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  inner_objective_upper_bound_ = objective_value - 1;</div>
|
|
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  }</div>
|
|
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  </div>
|
|
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="comment">// Note that the objective will be filled by</span></div>
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|
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="comment">// FillObjectiveValuesInBestResponse().</span></div>
|
|
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="keywordflow">if</span> (!model_proto_.has_objective() && !enumerate_all_solutions_) {</div>
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|
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a>);</div>
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|
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a03f919221217f95d21a593a7120165e1">CpSolverStatus::FEASIBLE</a>);</div>
|
|
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  }</div>
|
|
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  </div>
|
|
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  best_response_.set_solution_info(<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution_info());</div>
|
|
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  *best_response_.mutable_solution() = <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution();</div>
|
|
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  *best_response_.mutable_solution_lower_bounds() =</div>
|
|
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution_lower_bounds();</div>
|
|
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  *best_response_.mutable_solution_upper_bounds() =</div>
|
|
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution_upper_bounds();</div>
|
|
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  </div>
|
|
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  <span class="comment">// Mark model as OPTIMAL if the inner bound crossed.</span></div>
|
|
<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  <span class="keywordflow">if</span> (model_proto_.has_objective() &&</div>
|
|
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  inner_objective_lower_bound_ > inner_objective_upper_bound_) {</div>
|
|
<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  best_response_.set_status(<a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a>);</div>
|
|
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  }</div>
|
|
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  </div>
|
|
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="comment">// Logging.</span></div>
|
|
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  ++num_solutions_;</div>
|
|
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <span class="keywordflow">if</span> (log_updates_) {</div>
|
|
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  std::string solution_info = <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution_info();</div>
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|
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  <span class="keywordflow">if</span> (<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a> != <span class="keyword">nullptr</span>) {</div>
|
|
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  absl::StrAppend(&solution_info,</div>
|
|
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  <span class="stringliteral">" num_bool:"</span>, <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->Get<<a class="code" href="classoperations__research_1_1sat_1_1_trail.html">Trail</a>>()-><a class="code" href="classoperations__research_1_1sat_1_1_trail.html#a9d3beb2afe4ae647674b054bf29290e2">NumVariables</a>());</div>
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<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  }</div>
|
|
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  </div>
|
|
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <span class="keywordflow">if</span> (model_proto_.has_objective()) {</div>
|
|
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <span class="keyword">const</span> CpObjectiveProto& obj = model_proto_.objective();</div>
|
|
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  <span class="keyword">const</span> <span class="keywordtype">double</span> best =</div>
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|
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, best_solution_objective_value_);</div>
|
|
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="keywordtype">double</span> lb = <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, inner_objective_lower_bound_);</div>
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|
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keywordtype">double</span> ub = <a class="code" href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">ScaleObjectiveValue</a>(obj, inner_objective_upper_bound_);</div>
|
|
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordflow">if</span> (model_proto_.objective().scaling_factor() < 0) {</div>
|
|
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  std::swap(lb, ub);</div>
|
|
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  }</div>
|
|
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  LogNewSolution(absl::StrCat(num_solutions_), wall_timer_.<a class="code" href="class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84">Get</a>(), best, lb,</div>
|
|
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  ub, solution_info);</div>
|
|
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  } <span class="keywordflow">else</span> {</div>
|
|
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  LogNewSatSolution(absl::StrCat(num_solutions_), wall_timer_.<a class="code" href="class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84">Get</a>(),</div>
|
|
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  solution_info);</div>
|
|
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  }</div>
|
|
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  }</div>
|
|
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  </div>
|
|
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  <span class="comment">// Call callbacks.</span></div>
|
|
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  <span class="comment">// Note that we cannot call function that try to get the mutex_ here.</span></div>
|
|
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span>  TestGapLimitsIfNeeded();</div>
|
|
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  <span class="keywordflow">if</span> (!callbacks_.empty()) {</div>
|
|
<div class="line"><a name="l00461"></a><span class="lineno"> 461</span>  FillObjectiveValuesInBestResponse();</div>
|
|
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  SetStatsFromModelInternal(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>);</div>
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|
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keyword">auto</span>& pair : callbacks_) {</div>
|
|
<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  pair.second(best_response_);</div>
|
|
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  }</div>
|
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<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  }</div>
|
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<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  </div>
|
|
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span> <span class="preprocessor">#if !defined(__PORTABLE_PLATFORM__)</span></div>
|
|
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="comment">// We protect solution dumping with log_updates as LNS subsolvers share</span></div>
|
|
<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="comment">// another solution manager, and we do not want to dump those.</span></div>
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<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="keywordflow">if</span> (FLAGS_cp_model_dump_solutions && log_updates_) {</div>
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<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <span class="keyword">const</span> std::string <a class="code" href="namespacefile.html">file</a> =</div>
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<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  absl::StrCat(dump_prefix_, <span class="stringliteral">"solution_"</span>, num_solutions_, <span class="stringliteral">".pbtxt"</span>);</div>
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<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  LOG(INFO) << <span class="stringliteral">"Dumping solution to '"</span> << <a class="code" href="namespacefile.html">file</a> << <span class="stringliteral">"'."</span>;</div>
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<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  <a class="code" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code" href="namespacefile.html#a9af024752012188b3269e30b0d9021c4">file::SetTextProto</a>(<a class="code" href="namespacefile.html">file</a>, best_response_, <a class="code" href="namespacefile.html#a1abdf766bb120d38e7a4dfa200972681">file::Defaults</a>()));</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="preprocessor">#endif // __PORTABLE_PLATFORM__</span></div>
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<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> }</div>
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<div class="line"><a name="l00479"></a><span class="lineno"> 479</span>  </div>
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<div class="line"><a name="l00480"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae236e5d74104cf6aa3103fb6bb593e34"> 480</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae236e5d74104cf6aa3103fb6bb593e34">SharedResponseManager::LoadDebugSolution</a>(<a class="code" href="classoperations__research_1_1sat_1_1_model.html">Model</a>* <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>) {</div>
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<div class="line"><a name="l00481"></a><span class="lineno"> 481</span> <span class="preprocessor">#if !defined(__PORTABLE_PLATFORM__)</span></div>
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<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <span class="keywordflow">if</span> (FLAGS_cp_model_load_debug_solution.empty()) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <span class="keywordflow">if</span> (<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->Get<<a class="code" href="structoperations__research_1_1sat_1_1_debug_solution.html">DebugSolution</a>>() != <span class="keyword">nullptr</span>) <span class="keywordflow">return</span>; <span class="comment">// Already loaded.</span></div>
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<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  </div>
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<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  CpSolverResponse <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>;</div>
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<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  LOG(INFO) << <span class="stringliteral">"Reading solution from '"</span> << FLAGS_cp_model_load_debug_solution</div>
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<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  << <span class="stringliteral">"'."</span>;</div>
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<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <a class="code" href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a>(<a class="code" href="namespacefile.html#a5cb1dcdd93aee8846abedf0f5905ba65">file::GetTextProto</a>(FLAGS_cp_model_load_debug_solution, &<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>,</div>
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<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  <a class="code" href="namespacefile.html#a1abdf766bb120d38e7a4dfa200972681">file::Defaults</a>()));</div>
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<div class="line"><a name="l00490"></a><span class="lineno"> 490</span>  </div>
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<div class="line"><a name="l00491"></a><span class="lineno"> 491</span>  <span class="keyword">const</span> <span class="keyword">auto</span>& mapping = *<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->GetOrCreate<<a class="code" href="classoperations__research_1_1sat_1_1_cp_model_mapping.html">CpModelMapping</a>>();</div>
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<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  <span class="keyword">auto</span>& debug_solution = *<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->GetOrCreate<<a class="code" href="structoperations__research_1_1sat_1_1_debug_solution.html">DebugSolution</a>>();</div>
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<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  debug_solution.resize(</div>
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<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->GetOrCreate<<a class="code" href="classoperations__research_1_1sat_1_1_integer_trail.html">IntegerTrail</a>>()-><a class="code" href="classoperations__research_1_1sat_1_1_integer_trail.html#af88a18429909498405c450015f0a223a">NumIntegerVariables</a>().value());</div>
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<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution().size(); ++i) {</div>
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<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="keywordflow">if</span> (!mapping.IsInteger(i)) <span class="keywordflow">continue</span>;</div>
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<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  <span class="keyword">const</span> IntegerVariable <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = mapping.Integer(i);</div>
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<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  debug_solution[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>] = <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution(i);</div>
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<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  debug_solution[<a class="code" href="namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22">NegationOf</a>(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>)] = -<a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>.solution(i);</div>
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<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  }</div>
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<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  </div>
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<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  <span class="comment">// The objective variable is usually not part of the proto, but it is still</span></div>
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<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment">// nice to have it, so we recompute it here.</span></div>
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<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  <span class="keyword">auto</span>* objective_def = <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->Get<<a class="code" href="structoperations__research_1_1sat_1_1_objective_definition.html">ObjectiveDefinition</a>>();</div>
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<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  <span class="keywordflow">if</span> (objective_def == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  </div>
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<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="keyword">const</span> IntegerVariable objective_var = objective_def-><a class="code" href="structoperations__research_1_1sat_1_1_objective_definition.html#aa3c0b31567c91babfffd5f9afc3161dc">objective_var</a>;</div>
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<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> objective_value =</div>
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<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <a class="code" href="namespaceoperations__research_1_1sat.html#a44f635d04529be503aa7f14917185a37">ComputeInnerObjective</a>(model_proto_.objective(), <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</a>);</div>
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<div class="line"><a name="l00510"></a><span class="lineno"> 510</span>  debug_solution[objective_var] = objective_value;</div>
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<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  debug_solution[<a class="code" href="namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22">NegationOf</a>(objective_var)] = -objective_value;</div>
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<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> <span class="preprocessor">#endif // __PORTABLE_PLATFORM__</span></div>
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<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> }</div>
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<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  </div>
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<div class="line"><a name="l00515"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a1b0583113a32425cca801bcd9aac8fe7"> 515</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a1b0583113a32425cca801bcd9aac8fe7">SharedResponseManager::SetStatsFromModel</a>(<a class="code" href="classoperations__research_1_1sat_1_1_model.html">Model</a>* <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>) {</div>
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<div class="line"><a name="l00516"></a><span class="lineno"> 516</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00517"></a><span class="lineno"> 517</span>  SetStatsFromModelInternal(<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>);</div>
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<div class="line"><a name="l00518"></a><span class="lineno"> 518</span> }</div>
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<div class="line"><a name="l00519"></a><span class="lineno"> 519</span>  </div>
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<div class="line"><a name="l00520"></a><span class="lineno"> 520</span> <span class="keywordtype">void</span> SharedResponseManager::SetStatsFromModelInternal(<a class="code" href="classoperations__research_1_1sat_1_1_model.html">Model</a>* <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>) {</div>
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<div class="line"><a name="l00521"></a><span class="lineno"> 521</span>  <span class="keywordflow">if</span> (<a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a> == <span class="keyword">nullptr</span>) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00522"></a><span class="lineno"> 522</span>  <span class="keyword">auto</span>* sat_solver = <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->Get<<a class="code" href="classoperations__research_1_1sat_1_1_sat_solver.html">SatSolver</a>>();</div>
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<div class="line"><a name="l00523"></a><span class="lineno"> 523</span>  <span class="keyword">auto</span>* integer_trail = <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->Get<<a class="code" href="classoperations__research_1_1sat_1_1_integer_trail.html">IntegerTrail</a>>();</div>
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<div class="line"><a name="l00524"></a><span class="lineno"> 524</span>  best_response_.set_num_booleans(sat_solver->NumVariables());</div>
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<div class="line"><a name="l00525"></a><span class="lineno"> 525</span>  best_response_.set_num_branches(sat_solver->num_branches());</div>
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<div class="line"><a name="l00526"></a><span class="lineno"> 526</span>  best_response_.set_num_conflicts(sat_solver->num_failures());</div>
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<div class="line"><a name="l00527"></a><span class="lineno"> 527</span>  best_response_.set_num_binary_propagations(sat_solver->num_propagations());</div>
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<div class="line"><a name="l00528"></a><span class="lineno"> 528</span>  best_response_.set_num_integer_propagations(</div>
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<div class="line"><a name="l00529"></a><span class="lineno"> 529</span>  integer_trail == <span class="keyword">nullptr</span> ? 0 : integer_trail->num_enqueues());</div>
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<div class="line"><a name="l00530"></a><span class="lineno"> 530</span>  <span class="keyword">auto</span>* <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a> = <a class="code" href="gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf">model</a>->Get<<a class="code" href="classoperations__research_1_1_time_limit.html">TimeLimit</a>>();</div>
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<div class="line"><a name="l00531"></a><span class="lineno"> 531</span>  best_response_.set_wall_time(<a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>->GetElapsedTime());</div>
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<div class="line"><a name="l00532"></a><span class="lineno"> 532</span>  best_response_.set_deterministic_time(</div>
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<div class="line"><a name="l00533"></a><span class="lineno"> 533</span>  <a class="code" href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a>->GetElapsedDeterministicTime());</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>  </div>
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<div class="line"><a name="l00536"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a04fec1c4d1006a272706e2f483a48f3c"> 536</a></span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a04fec1c4d1006a272706e2f483a48f3c">SharedResponseManager::ProblemIsSolved</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00537"></a><span class="lineno"> 537</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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|
<div class="line"><a name="l00538"></a><span class="lineno"> 538</span>  <span class="keywordflow">return</span> best_response_.status() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">CpSolverStatus::OPTIMAL</a> ||</div>
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<div class="line"><a name="l00539"></a><span class="lineno"> 539</span>  best_response_.status() == <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2884fa43446c0cbc9c7a9b74d41d7483">CpSolverStatus::INFEASIBLE</a>;</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>  </div>
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<div class="line"><a name="l00542"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a3d441656db0285860248717bb1a2b0fa"> 542</a></span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a3d441656db0285860248717bb1a2b0fa">SharedBoundsManager::SharedBoundsManager</a>(<span class="keyword">const</span> CpModelProto& <a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>)</div>
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<div class="line"><a name="l00543"></a><span class="lineno"> 543</span>  : num_variables_(<a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.variables_size()),</div>
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<div class="line"><a name="l00544"></a><span class="lineno"> 544</span>  model_proto_(<a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>),</div>
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<div class="line"><a name="l00545"></a><span class="lineno"> 545</span>  lower_bounds_(num_variables_, <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>),</div>
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<div class="line"><a name="l00546"></a><span class="lineno"> 546</span>  upper_bounds_(num_variables_, <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>),</div>
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<div class="line"><a name="l00547"></a><span class="lineno"> 547</span>  synchronized_lower_bounds_(num_variables_, <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>),</div>
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<div class="line"><a name="l00548"></a><span class="lineno"> 548</span>  synchronized_upper_bounds_(num_variables_, <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>) {</div>
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<div class="line"><a name="l00549"></a><span class="lineno"> 549</span>  changed_variables_since_last_synchronize_.ClearAndResize(num_variables_);</div>
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<div class="line"><a name="l00550"></a><span class="lineno"> 550</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < num_variables_; ++i) {</div>
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<div class="line"><a name="l00551"></a><span class="lineno"> 551</span>  lower_bounds_[i] = <a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.variables(i).domain(0);</div>
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<div class="line"><a name="l00552"></a><span class="lineno"> 552</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> domain_size = <a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.variables(i).domain_size();</div>
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<div class="line"><a name="l00553"></a><span class="lineno"> 553</span>  upper_bounds_[i] = <a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.variables(i).domain(domain_size - 1);</div>
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<div class="line"><a name="l00554"></a><span class="lineno"> 554</span>  synchronized_lower_bounds_[i] = lower_bounds_[i];</div>
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<div class="line"><a name="l00555"></a><span class="lineno"> 555</span>  synchronized_upper_bounds_[i] = upper_bounds_[i];</div>
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<div class="line"><a name="l00556"></a><span class="lineno"> 556</span>  }</div>
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<div class="line"><a name="l00557"></a><span class="lineno"> 557</span> }</div>
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<div class="line"><a name="l00558"></a><span class="lineno"> 558</span>  </div>
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<div class="line"><a name="l00559"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a94b9d15c690f41c01cfac4ba88733505"> 559</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a94b9d15c690f41c01cfac4ba88733505">SharedBoundsManager::ReportPotentialNewBounds</a>(</div>
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<div class="line"><a name="l00560"></a><span class="lineno"> 560</span>  <span class="keyword">const</span> CpModelProto& <a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>, <span class="keyword">const</span> std::string& worker_name,</div>
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<div class="line"><a name="l00561"></a><span class="lineno"> 561</span>  <span class="keyword">const</span> std::vector<int>& variables,</div>
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<div class="line"><a name="l00562"></a><span class="lineno"> 562</span>  <span class="keyword">const</span> std::vector<int64>& new_lower_bounds,</div>
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<div class="line"><a name="l00563"></a><span class="lineno"> 563</span>  <span class="keyword">const</span> std::vector<int64>& new_upper_bounds) {</div>
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<div class="line"><a name="l00564"></a><span class="lineno"> 564</span>  CHECK_EQ(variables.size(), new_lower_bounds.size());</div>
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<div class="line"><a name="l00565"></a><span class="lineno"> 565</span>  CHECK_EQ(variables.size(), new_upper_bounds.size());</div>
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<div class="line"><a name="l00566"></a><span class="lineno"> 566</span>  </div>
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<div class="line"><a name="l00567"></a><span class="lineno"> 567</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00568"></a><span class="lineno"> 568</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < variables.size(); ++i) {</div>
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<div class="line"><a name="l00569"></a><span class="lineno"> 569</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = variables[i];</div>
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<div class="line"><a name="l00570"></a><span class="lineno"> 570</span>  <span class="keywordflow">if</span> (<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> >= num_variables_) <span class="keywordflow">continue</span>;</div>
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<div class="line"><a name="l00571"></a><span class="lineno"> 571</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> old_lb = lower_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>];</div>
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<div class="line"><a name="l00572"></a><span class="lineno"> 572</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> old_ub = upper_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>];</div>
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<div class="line"><a name="l00573"></a><span class="lineno"> 573</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_lb = new_lower_bounds[i];</div>
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<div class="line"><a name="l00574"></a><span class="lineno"> 574</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> new_ub = new_upper_bounds[i];</div>
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<div class="line"><a name="l00575"></a><span class="lineno"> 575</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> changed_lb = new_lb > old_lb;</div>
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<div class="line"><a name="l00576"></a><span class="lineno"> 576</span>  <span class="keyword">const</span> <span class="keywordtype">bool</span> changed_ub = new_ub < old_ub;</div>
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<div class="line"><a name="l00577"></a><span class="lineno"> 577</span>  CHECK_GE(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, 0);</div>
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<div class="line"><a name="l00578"></a><span class="lineno"> 578</span>  <span class="keywordflow">if</span> (!changed_lb && !changed_ub) <span class="keywordflow">continue</span>;</div>
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<div class="line"><a name="l00579"></a><span class="lineno"> 579</span>  </div>
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<div class="line"><a name="l00580"></a><span class="lineno"> 580</span>  <span class="keywordflow">if</span> (changed_lb) {</div>
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<div class="line"><a name="l00581"></a><span class="lineno"> 581</span>  lower_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>] = new_lb;</div>
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<div class="line"><a name="l00582"></a><span class="lineno"> 582</span>  }</div>
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<div class="line"><a name="l00583"></a><span class="lineno"> 583</span>  <span class="keywordflow">if</span> (changed_ub) {</div>
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<div class="line"><a name="l00584"></a><span class="lineno"> 584</span>  upper_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>] = new_ub;</div>
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<div class="line"><a name="l00585"></a><span class="lineno"> 585</span>  }</div>
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<div class="line"><a name="l00586"></a><span class="lineno"> 586</span>  changed_variables_since_last_synchronize_.Set(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
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<div class="line"><a name="l00587"></a><span class="lineno"> 587</span>  </div>
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<div class="line"><a name="l00588"></a><span class="lineno"> 588</span>  <span class="keywordflow">if</span> (VLOG_IS_ON(3)) {</div>
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<div class="line"><a name="l00589"></a><span class="lineno"> 589</span>  <span class="keyword">const</span> IntegerVariableProto& var_proto = <a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>.variables(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
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<div class="line"><a name="l00590"></a><span class="lineno"> 590</span>  <span class="keyword">const</span> std::string& var_name =</div>
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<div class="line"><a name="l00591"></a><span class="lineno"> 591</span>  var_proto.name().empty() ? absl::StrCat(<span class="stringliteral">"anonymous_var("</span>, <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>, <span class="stringliteral">")"</span>)</div>
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<div class="line"><a name="l00592"></a><span class="lineno"> 592</span>  : var_proto.name();</div>
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<div class="line"><a name="l00593"></a><span class="lineno"> 593</span>  LOG(INFO) << <span class="stringliteral">" '"</span> << worker_name << <span class="stringliteral">"' exports new bounds for "</span></div>
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<div class="line"><a name="l00594"></a><span class="lineno"> 594</span>  << var_name << <span class="stringliteral">": from ["</span> << old_lb << <span class="stringliteral">", "</span> << old_ub</div>
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<div class="line"><a name="l00595"></a><span class="lineno"> 595</span>  << <span class="stringliteral">"] to ["</span> << new_lb << <span class="stringliteral">", "</span> << new_ub << <span class="stringliteral">"]"</span>;</div>
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<div class="line"><a name="l00596"></a><span class="lineno"> 596</span>  }</div>
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<div class="line"><a name="l00597"></a><span class="lineno"> 597</span>  }</div>
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<div class="line"><a name="l00598"></a><span class="lineno"> 598</span> }</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"><a class="line" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a9ca5b99b3550503ca7bad8418e133156"> 600</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a9ca5b99b3550503ca7bad8418e133156">SharedBoundsManager::Synchronize</a>() {</div>
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<div class="line"><a name="l00601"></a><span class="lineno"> 601</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00602"></a><span class="lineno"> 602</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> :</div>
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<div class="line"><a name="l00603"></a><span class="lineno"> 603</span>  changed_variables_since_last_synchronize_.PositionsSetAtLeastOnce()) {</div>
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<div class="line"><a name="l00604"></a><span class="lineno"> 604</span>  synchronized_lower_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>] = lower_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>];</div>
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<div class="line"><a name="l00605"></a><span class="lineno"> 605</span>  synchronized_upper_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>] = upper_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>];</div>
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<div class="line"><a name="l00606"></a><span class="lineno"> 606</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> j = 0; j < id_to_changed_variables_.size(); ++j) {</div>
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<div class="line"><a name="l00607"></a><span class="lineno"> 607</span>  id_to_changed_variables_[j].Set(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
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<div class="line"><a name="l00608"></a><span class="lineno"> 608</span>  }</div>
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<div class="line"><a name="l00609"></a><span class="lineno"> 609</span>  }</div>
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<div class="line"><a name="l00610"></a><span class="lineno"> 610</span>  changed_variables_since_last_synchronize_.ClearAll();</div>
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<div class="line"><a name="l00611"></a><span class="lineno"> 611</span> }</div>
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<div class="line"><a name="l00612"></a><span class="lineno"> 612</span>  </div>
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<div class="line"><a name="l00613"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#af90af356f66a9a677d8d76be3fdd7356"> 613</a></span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#af90af356f66a9a677d8d76be3fdd7356">SharedBoundsManager::RegisterNewId</a>() {</div>
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<div class="line"><a name="l00614"></a><span class="lineno"> 614</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00615"></a><span class="lineno"> 615</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> <span class="keywordtype">id</span> = id_to_changed_variables_.size();</div>
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<div class="line"><a name="l00616"></a><span class="lineno"> 616</span>  id_to_changed_variables_.resize(<span class="keywordtype">id</span> + 1);</div>
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<div class="line"><a name="l00617"></a><span class="lineno"> 617</span>  id_to_changed_variables_[id].ClearAndResize(num_variables_);</div>
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<div class="line"><a name="l00618"></a><span class="lineno"> 618</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> = 0; <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> < num_variables_; ++<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>) {</div>
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<div class="line"><a name="l00619"></a><span class="lineno"> 619</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> lb = model_proto_.variables(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>).domain(0);</div>
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<div class="line"><a name="l00620"></a><span class="lineno"> 620</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> domain_size = model_proto_.variables(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>).domain_size();</div>
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<div class="line"><a name="l00621"></a><span class="lineno"> 621</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> ub = model_proto_.variables(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>).domain(domain_size - 1);</div>
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<div class="line"><a name="l00622"></a><span class="lineno"> 622</span>  <span class="keywordflow">if</span> (lb != synchronized_lower_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>] ||</div>
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<div class="line"><a name="l00623"></a><span class="lineno"> 623</span>  ub != synchronized_upper_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>]) {</div>
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<div class="line"><a name="l00624"></a><span class="lineno"> 624</span>  id_to_changed_variables_[id].Set(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</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>  }</div>
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<div class="line"><a name="l00627"></a><span class="lineno"> 627</span>  <span class="keywordflow">return</span> id;</div>
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<div class="line"><a name="l00628"></a><span class="lineno"> 628</span> }</div>
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<div class="line"><a name="l00629"></a><span class="lineno"> 629</span>  </div>
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<div class="line"><a name="l00630"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a7aa28ef33d58d24db19943fb77fcecbd"> 630</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a7aa28ef33d58d24db19943fb77fcecbd">SharedBoundsManager::GetChangedBounds</a>(</div>
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<div class="line"><a name="l00631"></a><span class="lineno"> 631</span>  <span class="keywordtype">int</span> <span class="keywordtype">id</span>, std::vector<int>* variables, std::vector<int64>* new_lower_bounds,</div>
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<div class="line"><a name="l00632"></a><span class="lineno"> 632</span>  std::vector<int64>* new_upper_bounds) {</div>
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<div class="line"><a name="l00633"></a><span class="lineno"> 633</span>  variables->clear();</div>
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<div class="line"><a name="l00634"></a><span class="lineno"> 634</span>  new_lower_bounds->clear();</div>
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<div class="line"><a name="l00635"></a><span class="lineno"> 635</span>  new_upper_bounds->clear();</div>
|
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<div class="line"><a name="l00636"></a><span class="lineno"> 636</span>  </div>
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<div class="line"><a name="l00637"></a><span class="lineno"> 637</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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|
<div class="line"><a name="l00638"></a><span class="lineno"> 638</span>  <span class="keywordflow">for</span> (<span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a> : id_to_changed_variables_[<span class="keywordtype">id</span>].PositionsSetAtLeastOnce()) {</div>
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<div class="line"><a name="l00639"></a><span class="lineno"> 639</span>  variables->push_back(<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>);</div>
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<div class="line"><a name="l00640"></a><span class="lineno"> 640</span>  new_lower_bounds->push_back(synchronized_lower_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>]);</div>
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<div class="line"><a name="l00641"></a><span class="lineno"> 641</span>  new_upper_bounds->push_back(synchronized_upper_bounds_[<a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>]);</div>
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<div class="line"><a name="l00642"></a><span class="lineno"> 642</span>  }</div>
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<div class="line"><a name="l00643"></a><span class="lineno"> 643</span>  id_to_changed_variables_[id].ClearAll();</div>
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<div class="line"><a name="l00644"></a><span class="lineno"> 644</span> }</div>
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<div class="line"><a name="l00645"></a><span class="lineno"> 645</span>  </div>
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<div class="line"><a name="l00646"></a><span class="lineno"> 646</span> } <span class="comment">// namespace sat</span></div>
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<div class="line"><a name="l00647"></a><span class="lineno"> 647</span> } <span class="comment">// namespace operations_research</span></div>
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</div><!-- fragment --></div><!-- contents -->
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</div><!-- doc-content -->
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<div class="ttc" id="asynchronization_8h_html"><div class="ttname"><a href="synchronization_8h.html">synchronization.h</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#l01858">expr_array.cc:1858</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#l02065">cp_model_solver.cc:2065</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_aedc4ddb96acc28481c09828d2e016815a03f919221217f95d21a593a7120165e1"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a03f919221217f95d21a593a7120165e1">operations_research::sat::FEASIBLE</a></div><div class="ttdeci">@ FEASIBLE</div><div class="ttdef"><b>Definition:</b> <a href="cp__model_8pb_8h_source.html#l00230">cp_model.pb.h:230</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_bounds_manager_html_af90af356f66a9a677d8d76be3fdd7356"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#af90af356f66a9a677d8d76be3fdd7356">operations_research::sat::SharedBoundsManager::RegisterNewId</a></div><div class="ttdeci">int RegisterNewId()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00613">synchronization.cc:613</a></div></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a021e695f54a13bd809c34b2f4ca87c37"><div class="ttname"><a href="alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37">min</a></div><div class="ttdeci">int64 min</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00138">alldiff_cst.cc:138</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="astructoperations__research_1_1sat_1_1_objective_definition_html"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_objective_definition.html">operations_research::sat::ObjectiveDefinition</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__loader_8h_source.html#l00038">cp_model_loader.h:38</a></div></div>
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<div class="ttc" id="abase_2logging_8h_html_a9f96ed9f06763f0821fdbb4d29031d8d"><div class="ttname"><a href="base_2logging_8h.html#a9f96ed9f06763f0821fdbb4d29031d8d">CHECK_OK</a></div><div class="ttdeci">#define CHECK_OK(x)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00029">base/logging.h:29</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_bounds_manager_html_a94b9d15c690f41c01cfac4ba88733505"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a94b9d15c690f41c01cfac4ba88733505">operations_research::sat::SharedBoundsManager::ReportPotentialNewBounds</a></div><div class="ttdeci">void ReportPotentialNewBounds(const CpModelProto &model_proto, const std::string &worker_name, const std::vector< int > &variables, const std::vector< int64 > &new_lower_bounds, const std::vector< int64 > &new_upper_bounds)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00559">synchronization.cc:559</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_integer_trail_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_integer_trail.html">operations_research::sat::IntegerTrail</a></div><div class="ttdef"><b>Definition:</b> <a href="integer_8h_source.html#l00523">integer.h:523</a></div></div>
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<div class="ttc" id="acp__model_8pb_8h_html"><div class="ttname"><a href="cp__model_8pb_8h.html">cp_model.pb.h</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_shared_time_limit_html_a17a237457e57625296e6b24feb19c60a"><div class="ttname"><a href="classoperations__research_1_1_shared_time_limit.html#a17a237457e57625296e6b24feb19c60a">operations_research::SharedTimeLimit::Stop</a></div><div class="ttdeci">void Stop()</div><div class="ttdef"><b>Definition:</b> <a href="time__limit_8h_source.html#l00363">time_limit.h:363</a></div></div>
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<div class="ttc" id="aalldiff__cst_8cc_html_a9d0c202d5fdd62f4fa2c613339ff168a"><div class="ttname"><a href="alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a">max</a></div><div class="ttdeci">int64 max</div><div class="ttdef"><b>Definition:</b> <a href="alldiff__cst_8cc_source.html#l00139">alldiff_cst.cc:139</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_l_p_solution_repository_html_ac3d9c3a87b2ac7d51f78ac6a30e991ad"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html#ac3d9c3a87b2ac7d51f78ac6a30e991ad">operations_research::sat::SharedLPSolutionRepository::NewLPSolution</a></div><div class="ttdeci">void NewLPSolution(const std::vector< double > &lp_solution)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00066">synchronization.cc:66</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a2176b0bae97075de45d3ab94e0dbdbba"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a2176b0bae97075de45d3ab94e0dbdbba">operations_research::sat::SharedResponseManager::SharedResponseManager</a></div><div class="ttdeci">SharedResponseManager(bool log_updates, bool enumerate_all_solutions, const CpModelProto *proto, const WallTimer *wall_timer, SharedTimeLimit *shared_time_limit)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00106">synchronization.cc:106</a></div></div>
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<div class="ttc" id="atime__limit_8h_html"><div class="ttname"><a href="time__limit_8h.html">time_limit.h</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a04fec1c4d1006a272706e2f483a48f3c"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a04fec1c4d1006a272706e2f483a48f3c">operations_research::sat::SharedResponseManager::ProblemIsSolved</a></div><div class="ttdeci">bool ProblemIsSolved() const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00536">synchronization.cc:536</a></div></div>
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<div class="ttc" id="aclass_wall_timer_html_aec56fe080959ecebec3feaed9dafde84"><div class="ttname"><a href="class_wall_timer.html#aec56fe080959ecebec3feaed9dafde84">WallTimer::Get</a></div><div class="ttdeci">double Get() const</div><div class="ttdef"><b>Definition:</b> <a href="timer_8h_source.html#l00045">timer.h:45</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">operations_research::sat::SharedSolutionRepository</a></div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00043">synchronization.h:43</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_bounds_manager_html_a3d441656db0285860248717bb1a2b0fa"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a3d441656db0285860248717bb1a2b0fa">operations_research::sat::SharedBoundsManager::SharedBoundsManager</a></div><div class="ttdeci">SharedBoundsManager(const CpModelProto &model_proto)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00542">synchronization.cc:542</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_incomplete_solution_manager_html_a058ba66ef63b5c36a5586b0151a75609"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a058ba66ef63b5c36a5586b0151a75609">operations_research::sat::SharedIncompleteSolutionManager::AddNewSolution</a></div><div class="ttdeci">void AddNewSolution(const std::vector< double > &lp_solution)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00099">synchronization.cc:99</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a6089bc75390eaa54a3d1d593c1089a58"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a6089bc75390eaa54a3d1d593c1089a58">operations_research::sat::SharedResponseManager::UpdatePrimalIntegral</a></div><div class="ttdeci">void UpdatePrimalIntegral()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00139">synchronization.cc:139</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a15cd9d22d53c6f6bf248240d2b794094"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a15cd9d22d53c6f6bf248240d2b794094">operations_research::sat::SharedResponseManager::GetResponse</a></div><div class="ttdeci">CpSolverResponse GetResponse()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00343">synchronization.cc:343</a></div></div>
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<div class="ttc" id="anamespacefile_html_a9af024752012188b3269e30b0d9021c4"><div class="ttname"><a href="namespacefile.html#a9af024752012188b3269e30b0d9021c4">file::SetTextProto</a></div><div class="ttdeci">absl::Status SetTextProto(const absl::string_view &filename, const google::protobuf::Message &proto, int flags)</div><div class="ttdef"><b>Definition:</b> <a href="file_8cc_source.html#l00277">file.cc:277</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_ae236e5d74104cf6aa3103fb6bb593e34"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae236e5d74104cf6aa3103fb6bb593e34">operations_research::sat::SharedResponseManager::LoadDebugSolution</a></div><div class="ttdeci">void LoadDebugSolution(Model *)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00480">synchronization.cc:480</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_sat_solver_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_sat_solver.html">operations_research::sat::SatSolver</a></div><div class="ttdef"><b>Definition:</b> <a href="sat__solver_8h_source.html#l00058">sat_solver.h:58</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_a6ac76d8a372013f67c4973012948ec84"><div class="ttname"><a href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a></div><div class="ttdeci">CpModelProto const * model_proto</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02061">cp_model_solver.cc:2061</a></div></div>
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<div class="ttc" id="asat_2model_8h_html"><div class="ttname"><a href="sat_2model_8h.html">model.h</a></div></div>
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<div class="ttc" id="anamespacefile_html_a5cb1dcdd93aee8846abedf0f5905ba65"><div class="ttname"><a href="namespacefile.html#a5cb1dcdd93aee8846abedf0f5905ba65">file::GetTextProto</a></div><div class="ttdeci">absl::Status GetTextProto(const absl::string_view &filename, google::protobuf::Message *proto, int flags)</div><div class="ttdef"><b>Definition:</b> <a href="file_8cc_source.html#l00267">file.cc:267</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a35fa462770297e363b3444408b1a349b"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a35fa462770297e363b3444408b1a349b">operations_research::sat::SharedResponseManager::PrimalIntegral</a></div><div class="ttdeci">double PrimalIntegral() const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00319">synchronization.cc:319</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">The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...</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_1_1sat_html_aae43e784db06c0974ce59ebbe8dd2b22"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22">operations_research::sat::NegationOf</a></div><div class="ttdeci">std::vector< IntegerVariable > NegationOf(const std::vector< IntegerVariable > &vars)</div><div class="ttdef"><b>Definition:</b> <a href="integer_8cc_source.html#l00042">integer.cc:42</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a9a02bc7283cf81790bb46a249b278c1c"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9a02bc7283cf81790bb46a249b278c1c">operations_research::sat::SharedResponseManager::NotifyThatImprovingProblemIsInfeasible</a></div><div class="ttdeci">void NotifyThatImprovingProblemIsInfeasible(const std::string &worker_info)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00256">synchronization.cc:256</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html_af458164b470cbba416d5ed579e00ff60"><div class="ttname"><a href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a></div><div class="ttdeci">static const int64 kint64min</div><div class="ttdef"><b>Definition:</b> <a href="integral__types_8h_source.html#l00060">integral_types.h:60</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_aedc4ddb96acc28481c09828d2e016815a6ce26a62afab55d7606ad4e92428b30c"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a6ce26a62afab55d7606ad4e92428b30c">operations_research::sat::UNKNOWN</a></div><div class="ttdeci">@ UNKNOWN</div><div class="ttdef"><b>Definition:</b> <a href="cp__model_8pb_8h_source.html#l00228">cp_model.pb.h:228</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html_a7cde0074dfd288f2d70c0e035dacb28a"><div class="ttname"><a href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a></div><div class="ttdeci">int64_t int64</div><div class="ttdef"><b>Definition:</b> <a href="integral__types_8h_source.html#l00034">integral_types.h:34</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_time_limit_html"><div class="ttname"><a href="classoperations__research_1_1_time_limit.html">operations_research::TimeLimit</a></div><div class="ttdoc">A simple class to enforce both an elapsed time limit and a deterministic time limit in the same threa...</div><div class="ttdef"><b>Definition:</b> <a href="time__limit_8h_source.html#l00105">time_limit.h:105</a></div></div>
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<div class="ttc" id="asat__base_8h_html"><div class="ttname"><a href="sat__base_8h.html">sat_base.h</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_bounds_manager_html_a7aa28ef33d58d24db19943fb77fcecbd"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a7aa28ef33d58d24db19943fb77fcecbd">operations_research::sat::SharedBoundsManager::GetChangedBounds</a></div><div class="ttdeci">void GetChangedBounds(int id, std::vector< int > *variables, std::vector< int64 > *new_lower_bounds, std::vector< int64 > *new_upper_bounds)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00630">synchronization.cc:630</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_integer_trail_html_af88a18429909498405c450015f0a223a"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_integer_trail.html#af88a18429909498405c450015f0a223a">operations_research::sat::IntegerTrail::NumIntegerVariables</a></div><div class="ttdeci">IntegerVariable NumIntegerVariables() const</div><div class="ttdef"><b>Definition:</b> <a href="integer_8h_source.html#l00548">integer.h:548</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_a9e87d3b4ec76aff1ff99016ce9a8dd73"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">operations_research::sat::SharedSolutionRepository< double >::mutex_</a></div><div class="ttdeci">absl::Mutex mutex_</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00114">synchronization.h:114</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_incomplete_solution_manager_html_a5d5604e9ce9ff6b0b3387593330fefe9"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a5d5604e9ce9ff6b0b3387593330fefe9">operations_research::sat::SharedIncompleteSolutionManager::GetNewSolution</a></div><div class="ttdeci">std::vector< double > GetNewSolution()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00089">synchronization.cc:89</a></div></div>
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<div class="ttc" id="abase_2file_8h_html"><div class="ttname"><a href="base_2file_8h.html">file.h</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_aedc4ddb96acc28481c09828d2e016815a2884fa43446c0cbc9c7a9b74d41d7483"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2884fa43446c0cbc9c7a9b74d41d7483">operations_research::sat::INFEASIBLE</a></div><div class="ttdeci">@ INFEASIBLE</div><div class="ttdef"><b>Definition:</b> <a href="cp__model_8pb_8h_source.html#l00231">cp_model.pb.h:231</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_a764814ea1f9e5a90d17660156b13f818"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#a764814ea1f9e5a90d17660156b13f818">operations_research::sat::ScaleObjectiveValue</a></div><div class="ttdeci">double ScaleObjectiveValue(const CpObjectiveProto &proto, int64 value)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__utils_8h_source.html#l00128">cp_model_utils.h:128</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_ace0951799e72ee99fc07d5e509bc7cbf"><div class="ttname"><a href="cp__model__solver_8cc.html#ace0951799e72ee99fc07d5e509bc7cbf">wall_timer</a></div><div class="ttdeci">WallTimer * wall_timer</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02062">cp_model_solver.cc:2062</a></div></div>
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<div class="ttc" id="acp__model__solver_8cc_html_ac3cf9db02b23ea1455b5ae6955d03e47"><div class="ttname"><a href="cp__model__solver_8cc.html#ac3cf9db02b23ea1455b5ae6955d03e47">time_limit</a></div><div class="ttdeci">SharedTimeLimit * time_limit</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02063">cp_model_solver.cc:2063</a></div></div>
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<div class="ttc" id="asynchronization_8cc_html_aac5e18575f74a164840de8c7ca449c01"><div class="ttname"><a href="synchronization_8cc.html#aac5e18575f74a164840de8c7ca449c01">DEFINE_bool</a></div><div class="ttdeci">DEFINE_bool(cp_model_dump_solutions, false, "DEBUG ONLY. If true, all the intermediate solution will be dumped " "under '\"FLAGS_cp_model_dump_prefix\" + \"solution_xxx.pb.txt\"'.")</div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_incomplete_solution_manager_html_afad444837cdc77c60e71abb9294753b9"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#afad444837cdc77c60e71abb9294753b9">operations_research::sat::SharedIncompleteSolutionManager::HasNewSolution</a></div><div class="ttdeci">bool HasNewSolution() const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00084">synchronization.cc:84</a></div></div>
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<div class="ttc" id="asynchronization_8cc_html_a3cd3585b950769219ed2ec8fb81689eb"><div class="ttname"><a href="synchronization_8cc.html#a3cd3585b950769219ed2ec8fb81689eb">DEFINE_string</a></div><div class="ttdeci">DEFINE_string(cp_model_load_debug_solution, "", "DEBUG ONLY. When this is set to a non-empty file name, " "we will interpret this as an internal solution which can be used for " "debugging. For instance we use it to identify wrong cuts/reasons.")</div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_ae431b0e8c0f74f95c31ba38f3c534126"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae431b0e8c0f74f95c31ba38f3c534126">operations_research::sat::SharedResponseManager::GetInnerObjectiveLowerBound</a></div><div class="ttdeci">IntegerValue GetInnerObjectiveLowerBound()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00286">synchronization.cc:286</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_a1227e67513602591fb959e35c9de66e8"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8">operations_research::sat::kMaxIntegerValue</a></div><div class="ttdeci">constexpr IntegerValue kMaxIntegerValue(std::numeric_limits< IntegerValue::ValueType >::max() - 1)</div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_bounds_manager_html_a9ca5b99b3550503ca7bad8418e133156"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html#a9ca5b99b3550503ca7bad8418e133156">operations_research::sat::SharedBoundsManager::Synchronize</a></div><div class="ttdeci">void Synchronize()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00600">synchronization.cc:600</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_ad277a964f2eed35962e8bf41f40cd0da"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad277a964f2eed35962e8bf41f40cd0da">operations_research::sat::SharedSolutionRepository< double >::AddInternal</a></div><div class="ttdeci">void AddInternal(const Solution &solution) ABSL_EXCLUSIVE_LOCKS_REQUIRED(mutex_)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00110">synchronization.h:444</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_a309d07a2f536805271e68a5420afbc49"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a309d07a2f536805271e68a5420afbc49">operations_research::sat::SharedSolutionRepository< int64 >::Add</a></div><div class="ttdeci">void Add(const Solution &solution)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00098">synchronization.h:438</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a976be4568cddb91edff011f3390104e1"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a976be4568cddb91edff011f3390104e1">operations_research::sat::SharedResponseManager::NewSolution</a></div><div class="ttdeci">void NewSolution(const CpSolverResponse &response, Model *model)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00377">synchronization.cc:377</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_model_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_model.html">operations_research::sat::Model</a></div><div class="ttdoc">Class that owns everything related to a particular optimization model.</div><div class="ttdef"><b>Definition:</b> <a href="sat_2model_8h_source.html#l00038">sat/model.h:38</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a2579881e7c83261bc21bafb5a5c92cad">operations_research::sat::OPTIMAL</a></div><div class="ttdeci">@ OPTIMAL</div><div class="ttdef"><b>Definition:</b> <a href="cp__model_8pb_8h_source.html#l00232">cp_model.pb.h:232</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="anamespaceoperations__research_1_1sat_html_a44f635d04529be503aa7f14917185a37"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#a44f635d04529be503aa7f14917185a37">operations_research::sat::ComputeInnerObjective</a></div><div class="ttdeci">int64 ComputeInnerObjective(const CpObjectiveProto &objective, const CpSolverResponse &response)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__utils_8cc_source.html#l00520">cp_model_utils.cc:520</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_shared_time_limit_html"><div class="ttname"><a href="classoperations__research_1_1_shared_time_limit.html">operations_research::SharedTimeLimit</a></div><div class="ttdef"><b>Definition:</b> <a href="time__limit_8h_source.html#l00338">time_limit.h:338</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a8b4c8e606fe8af8a8e7b2afe724ad48c"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a8b4c8e606fe8af8a8e7b2afe724ad48c">operations_research::sat::SharedResponseManager::SynchronizedInnerObjectiveUpperBound</a></div><div class="ttdeci">IntegerValue SynchronizedInnerObjectiveUpperBound()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00309">synchronization.cc:309</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a9ca5b99b3550503ca7bad8418e133156"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9ca5b99b3550503ca7bad8418e133156">operations_research::sat::SharedResponseManager::Synchronize</a></div><div class="ttdeci">void Synchronize()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00296">synchronization.cc:296</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_ac25b5700df43621c1132a8cffce727e5"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ac25b5700df43621c1132a8cffce727e5">operations_research::sat::SharedResponseManager::AddSolutionCallback</a></div><div class="ttdeci">int AddSolutionCallback(std::function< void(const CpSolverResponse &)> callback)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00324">synchronization.cc:324</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#l00440">gurobi_interface.cc:440</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#l00195">gurobi_interface.cc:195</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1sat_1_1_objective_definition_html_aa3c0b31567c91babfffd5f9afc3161dc"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_objective_definition.html#aa3c0b31567c91babfffd5f9afc3161dc">operations_research::sat::ObjectiveDefinition::objective_var</a></div><div class="ttdeci">IntegerVariable objective_var</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__loader_8h_source.html#l00041">cp_model_loader.h:41</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_aa90c7f802ae2f01b3c6fad7d8ccdad30"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#aa90c7f802ae2f01b3c6fad7d8ccdad30">operations_research::sat::SharedResponseManager::AddUnsatCore</a></div><div class="ttdeci">void AddUnsatCore(const std::vector< int > &core)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00278">synchronization.cc:278</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a695849b2629bf8fbb78196488b1c7a1e"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a695849b2629bf8fbb78196488b1c7a1e">operations_research::sat::SharedResponseManager::GetInnerObjectiveUpperBound</a></div><div class="ttdeci">IntegerValue GetInnerObjectiveUpperBound()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00291">synchronization.cc:291</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_aa81c865475fd0607d70ae640f98eb955"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#aa81c865475fd0607d70ae640f98eb955">operations_research::sat::SharedResponseManager::BestSolutionInnerObjectiveValue</a></div><div class="ttdeci">IntegerValue BestSolutionInnerObjectiveValue()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00314">synchronization.cc:314</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_ae602825eaafbd7898db32c977d47b1b5"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae602825eaafbd7898db32c977d47b1b5">operations_research::sat::SharedResponseManager::UnregisterCallback</a></div><div class="ttdeci">void UnregisterCallback(int callback_id)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00332">synchronization.cc:332</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_1_1sat_html_a355a62f25cfadeccfb164ab9fb867c81"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#a355a62f25cfadeccfb164ab9fb867c81">operations_research::sat::kMinIntegerValue</a></div><div class="ttdeci">constexpr IntegerValue kMinIntegerValue(-kMaxIntegerValue)</div></div>
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<div class="ttc" id="astl__util_8h_html"><div class="ttname"><a href="stl__util_8h.html">stl_util.h</a></div></div>
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<div class="ttc" id="anamespacefile_html_a1abdf766bb120d38e7a4dfa200972681"><div class="ttname"><a href="namespacefile.html#a1abdf766bb120d38e7a4dfa200972681">file::Defaults</a></div><div class="ttdeci">int Defaults()</div><div class="ttdef"><b>Definition:</b> <a href="base_2file_8h_source.html#l00119">base/file.h:119</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_ab24169d006da05dc1bf3f5d8b4f0ae65"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ab24169d006da05dc1bf3f5d8b4f0ae65">operations_research::sat::SharedResponseManager::SetGapLimitsFromParameters</a></div><div class="ttdeci">void SetGapLimitsFromParameters(const SatParameters &parameters)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00161">synchronization.cc:161</a></div></div>
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<div class="ttc" id="anamespacefile_html"><div class="ttname"><a href="namespacefile.html">file</a></div><div class="ttdef"><b>Definition:</b> <a href="file_8cc_source.html#l00141">file.cc:141</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1sat_1_1_debug_solution_html"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_debug_solution.html">operations_research::sat::DebugSolution</a></div><div class="ttdef"><b>Definition:</b> <a href="integer_8h_source.html#l00238">integer.h:238</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a8beae17d2a8629258c83911cc1a1f9c1"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a8beae17d2a8629258c83911cc1a1f9c1">operations_research::sat::SharedResponseManager::SynchronizedInnerObjectiveLowerBound</a></div><div class="ttdeci">IntegerValue SynchronizedInnerObjectiveLowerBound()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00304">synchronization.cc:304</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1_shared_time_limit_html_ac7e861414a70fc937d18bc7ca743fc98"><div class="ttname"><a href="classoperations__research_1_1_shared_time_limit.html#ac7e861414a70fc937d18bc7ca743fc98">operations_research::SharedTimeLimit::GetElapsedDeterministicTime</a></div><div class="ttdeci">double GetElapsedDeterministicTime() const</div><div class="ttdef"><b>Definition:</b> <a href="time__limit_8h_source.html#l00383">time_limit.h:383</a></div></div>
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<div class="ttc" id="acp__model__loader_8h_html"><div class="ttname"><a href="cp__model__loader_8h.html">cp_model_loader.h</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a1b0583113a32425cca801bcd9aac8fe7"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a1b0583113a32425cca801bcd9aac8fe7">operations_research::sat::SharedResponseManager::SetStatsFromModel</a></div><div class="ttdeci">void SetStatsFromModel(Model *model)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00515">synchronization.cc:515</a></div></div>
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<div class="ttc" id="acp__model__fz__solver_8cc_html_aed003f5eb5197bc586b7ef2c36a63da2"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a></div><div class="ttdeci">CpModelProto proto</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00106">cp_model_fz_solver.cc:106</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_cp_model_mapping_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_cp_model_mapping.html">operations_research::sat::CpModelMapping</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__loader_8h_source.html#l00063">cp_model_loader.h:63</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_trail_html_a9d3beb2afe4ae647674b054bf29290e2"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_trail.html#a9d3beb2afe4ae647674b054bf29290e2">operations_research::sat::Trail::NumVariables</a></div><div class="ttdeci">int NumVariables() const</div><div class="ttdef"><b>Definition:</b> <a href="sat__base_8h_source.html#l00376">sat_base.h:376</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#l00107">cp_model_fz_solver.cc:107</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a953727a791120092f8f70c23c23beb84"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a953727a791120092f8f70c23c23beb84">operations_research::sat::SharedResponseManager::UpdateInnerObjectiveBounds</a></div><div class="ttdeci">void UpdateInnerObjectiveBounds(const std::string &worker_info, IntegerValue lb, IntegerValue ub)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00200">synchronization.cc:200</a></div></div>
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<div class="ttc" id="ainteger_8h_html"><div class="ttname"><a href="integer_8h.html">integer.h</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_trail_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_trail.html">operations_research::sat::Trail</a></div><div class="ttdef"><b>Definition:</b> <a href="sat__base_8h_source.html#l00233">sat_base.h:233</a></div></div>
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<div class="ttc" id="aintegral__types_8h_html_a74ea76ea27f48fb1b6e148e1577b3719"><div class="ttname"><a href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a></div><div class="ttdeci">static const int64 kint64max</div><div class="ttdef"><b>Definition:</b> <a href="integral__types_8h_source.html#l00062">integral_types.h:62</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_relaxation_solution_repository_html_afcad0ba8e868458de6919dc38cba1404"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html#afcad0ba8e868458de6919dc38cba1404">operations_research::sat::SharedRelaxationSolutionRepository::NewRelaxationSolution</a></div><div class="ttdeci">void NewRelaxationSolution(const CpSolverResponse &response)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8cc_source.html#l00045">synchronization.cc:45</a></div></div>
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<div class="ttc" id="acp__model__utils_8h_html"><div class="ttname"><a href="cp__model__utils_8h.html">cp_model_utils.h</a></div></div>
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