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674 lines
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 <span id="projectnumber">8.0</span>
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<div class="title">synchronization.h</div> </div>
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<a href="synchronization_8h.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">#ifndef OR_TOOLS_SAT_SYNCHRONIZATION_H_</span></div>
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<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor">#define OR_TOOLS_SAT_SYNCHRONIZATION_H_</span></div>
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<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  </div>
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<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="preprocessor">#include <deque></span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="preprocessor">#include <string></span></div>
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<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include <vector></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/random/random.h"</span></div>
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<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "absl/synchronization/mutex.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="base_2logging_8h.html">ortools/base/logging.h</a>"</span></div>
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<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="preprocessor">#include "<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="l00026"></a><span class="lineno"> 26</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="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="sat__parameters_8pb_8h.html">ortools/sat/sat_parameters.pb.h</a>"</span></div>
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<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include "<a class="code" href="bitset_8h.html">ortools/util/bitset.h</a>"</span></div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include "<a class="code" href="random__engine_8h.html">ortools/util/random_engine.h</a>"</span></div>
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<div class="line"><a name="l00033"></a><span class="lineno"> 33</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="l00034"></a><span class="lineno"> 34</span>  </div>
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<div class="line"><a name="l00035"></a><span class="lineno"> 35</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="l00036"></a><span class="lineno"> 36</span> <span class="keyword">namespace </span>sat {</div>
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<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  </div>
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<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment">// Thread-safe. Keeps a set of n unique best solution found so far.</span></div>
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<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment">// TODO(user): Maybe add some criteria to only keep solution with an objective</span></div>
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<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment">// really close to the best solution.</span></div>
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<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a name="l00043"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html"> 43</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository</a> {</div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="keyword">public</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_solution_repository.html#a611de451c3a95eb0c75fa4543890077a"> 45</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a611de451c3a95eb0c75fa4543890077a">SharedSolutionRepository</a>(<span class="keywordtype">int</span> num_solutions_to_keep)</div>
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<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a89309251efbc8438b6232813bb2cd798">num_solutions_to_keep_</a>(num_solutions_to_keep) {</div>
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<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  CHECK_GE(<a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a89309251efbc8438b6232813bb2cd798">num_solutions_to_keep_</a>, 1);</div>
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<div class="line"><a name="l00048"></a><span class="lineno"> 48</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="comment">// The solution format used by this class.</span></div>
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<div class="line"><a name="l00051"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html"> 51</a></span>  <span class="keyword">struct </span><a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html">Solution</a> {</div>
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<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="comment">// Solution with lower "rank" will be preferred</span></div>
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<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="comment">// TODO(user): Some LNS code assume that for the SharedSolutionRepository</span></div>
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<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  <span class="comment">// this rank is actually the unscaled internal minimization objective.</span></div>
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<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="comment">// Remove this assumptions by simply recomputing this value since it is not</span></div>
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<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  <span class="comment">// too costly to do so.</span></div>
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<div class="line"><a name="l00058"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e"> 58</a></span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e">rank</a>;</div>
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<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div>
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<div class="line"><a name="l00060"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a85efc351cc97810a895184b5e010c254"> 60</a></span>  std::vector<ValueType> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a85efc351cc97810a895184b5e010c254">variable_values</a>;</div>
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<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  </div>
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<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// Number of time this was returned by GetRandomBiasedSolution(). We use</span></div>
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<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="comment">// this information during the selection process.</span></div>
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<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="comment">// Should be private: only SharedSolutionRepository should modify this.</span></div>
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<div class="line"><a name="l00066"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#ad761fc0b3a9b6bfd4a08b82f43e0f042"> 66</a></span>  <span class="keyword">mutable</span> <span class="keywordtype">int</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#ad761fc0b3a9b6bfd4a08b82f43e0f042">num_selected</a> = 0;</div>
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<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  </div>
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<div class="line"><a name="l00068"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a8a2db6d8bdf78e9131c5a6495d9bfbbd"> 68</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a8a2db6d8bdf78e9131c5a6495d9bfbbd">operator==</a>(<span class="keyword">const</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html">Solution</a>& other)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">return</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e">rank</a> == other.<a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e">rank</a> && <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a85efc351cc97810a895184b5e010c254">variable_values</a> == other.<a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a85efc351cc97810a895184b5e010c254">variable_values</a>;</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"><a class="line" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a2cd336287a039bf6a4d8ab0375d23380"> 71</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a2cd336287a039bf6a4d8ab0375d23380">operator<</a>(<span class="keyword">const</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html">Solution</a>& other)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordflow">if</span> (<a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e">rank</a> != other.<a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e">rank</a>) {</div>
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<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">return</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e">rank</a> < other.<a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e">rank</a>;</div>
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<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  }</div>
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<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordflow">return</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a85efc351cc97810a895184b5e010c254">variable_values</a> < other.<a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a85efc351cc97810a895184b5e010c254">variable_values</a>;</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>  };</div>
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<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  </div>
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<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <span class="comment">// Returns the number of current solution in the pool. This will never</span></div>
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<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="comment">// decrease.</span></div>
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<div class="line"><a name="l00081"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f"> 81</a></span>  <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f">NumSolutions</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  </div>
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<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="comment">// Returns the solution #i where i must be smaller than NumSolutions().</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_solution_repository.html#a85d431acb80114bda3401eddc9db2137"> 84</a></span>  Solution <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a85d431acb80114bda3401eddc9db2137">GetSolution</a>(<span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  </div>
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<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="comment">// Returns the variable value of variable 'var_index' from solution</span></div>
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<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// 'solution_index' where solution_index must be smaller than NumSolutions()</span></div>
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<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// and 'var_index' must be smaller than number of variables.</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_solution_repository.html#ad3280cfa83b844b02b9194550b18b058"> 89</a></span>  ValueType <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad3280cfa83b844b02b9194550b18b058">GetVariableValueInSolution</a>(<span class="keywordtype">int</span> var_index, <span class="keywordtype">int</span> solution_index) <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  </div>
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<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="comment">// Returns a random solution biased towards good solutions.</span></div>
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<div class="line"><a name="l00092"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#aa457ebc3cf746dd9a09a4832c428a73d"> 92</a></span>  Solution <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#aa457ebc3cf746dd9a09a4832c428a73d">GetRandomBiasedSolution</a>(<a class="code" href="namespaceoperations__research.html#a6743e8c90bbb85a1017486ed70c7d29b">random_engine_t</a>* random) <span class="keyword">const</span>;</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>  <span class="comment">// Add a new solution. Note that it will not be added to the pool of solution</span></div>
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<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="comment">// right away. One must call Synchronize for this to happen.</span></div>
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<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">// Works in O(num_solutions_to_keep_).</span></div>
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<div class="line"><a name="l00098"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a309d07a2f536805271e68a5420afbc49"> 98</a></span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a309d07a2f536805271e68a5420afbc49">Add</a>(<span class="keyword">const</span> Solution& solution);</div>
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<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div>
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<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// Updates the current pool of solution with the one recently added. Note that</span></div>
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<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// we use a stable ordering of solutions, so the final pool will be</span></div>
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<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// independent on the order of the calls to AddSolution() provided that the</span></div>
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<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="comment">// set of added solutions is the same.</span></div>
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<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// Works in O(num_solutions_to_keep_).</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_solution_repository.html#a9ca5b99b3550503ca7bad8418e133156"> 106</a></span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a9ca5b99b3550503ca7bad8418e133156">Synchronize</a>();</div>
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<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div>
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<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keyword">protected</span>:</div>
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<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// Helper method for adding the solutions once the mutex is acquired.</span></div>
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<div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad277a964f2eed35962e8bf41f40cd0da"> 110</a></span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad277a964f2eed35962e8bf41f40cd0da">AddInternal</a>(<span class="keyword">const</span> Solution& solution)</div>
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<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  ABSL_EXCLUSIVE_LOCKS_REQUIRED(<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="l00112"></a><span class="lineno"> 112</span>  </div>
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<div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a89309251efbc8438b6232813bb2cd798"> 113</a></span>  <span class="keyword">const</span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a89309251efbc8438b6232813bb2cd798">num_solutions_to_keep_</a>;</div>
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<div class="line"><a name="l00114"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a9e87d3b4ec76aff1ff99016ce9a8dd73"> 114</a></span>  <span class="keyword">mutable</span> absl::Mutex <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="l00115"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a833287c0afca764e6a0646ceec8aacea"> 115</a></span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> num_synchronization_ <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a833287c0afca764e6a0646ceec8aacea">ABSL_GUARDED_BY</a>(<a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>) = 0;</div>
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<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
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<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">// Our two solutions pools, the current one and the new one that will be</span></div>
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<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  <span class="comment">// merged into the current one on each Synchronize() calls.</span></div>
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<div class="line"><a name="l00119"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a4dcb1fc27c50513fd15d33b9350a98f5"> 119</a></span>  <span class="keyword">mutable</span> std::vector<int> tmp_indices_ <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a4dcb1fc27c50513fd15d33b9350a98f5">ABSL_GUARDED_BY</a>(<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="l00120"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad41e707081a360dfb9b59e2bcfef3990"> 120</a></span>  std::vector<Solution> solutions_ <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad41e707081a360dfb9b59e2bcfef3990">ABSL_GUARDED_BY</a>(<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="l00121"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#acb5ca0847f9d07f4a5e69e72687a158b"> 121</a></span>  std::vector<Solution> new_solutions_ <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#acb5ca0847f9d07f4a5e69e72687a158b">ABSL_GUARDED_BY</a>(<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="l00122"></a><span class="lineno"> 122</span> };</div>
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<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  </div>
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<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment">// This is currently only used to store feasible solution from our 'relaxation'</span></div>
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<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment">// LNS generators which in turn are used to generate some RINS neighborhood.</span></div>
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<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html"> 126</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html">SharedRelaxationSolutionRepository</a></div>
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<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository</a><int64> {</div>
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<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00129"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html#a5841b7bfa2da5b53202b040feebec256"> 129</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html#a5841b7bfa2da5b53202b040feebec256">SharedRelaxationSolutionRepository</a>(<span class="keywordtype">int</span> num_solutions_to_keep)</div>
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<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository</a><<a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a>>(num_solutions_to_keep) {}</div>
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<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  </div>
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<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html#afcad0ba8e868458de6919dc38cba1404">NewRelaxationSolution</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="l00133"></a><span class="lineno"> 133</span> };</div>
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<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  </div>
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<div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html"> 135</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html">SharedLPSolutionRepository</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository</a><double> {</div>
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<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html#a37c69e26f6d938009d0de850335b97fb"> 137</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html#a37c69e26f6d938009d0de850335b97fb">SharedLPSolutionRepository</a>(<span class="keywordtype">int</span> num_solutions_to_keep)</div>
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<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository</a><double>(num_solutions_to_keep) {}</div>
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<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  </div>
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<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html#ac3d9c3a87b2ac7d51f78ac6a30e991ad">NewLPSolution</a>(<span class="keyword">const</span> std::vector<double>& lp_solution);</div>
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<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> };</div>
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<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  </div>
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<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment">// Set of partly filled solutions. They are meant to be finished by some lns</span></div>
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<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment">// worker.</span></div>
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<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment">//</span></div>
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<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment">// The solutions are stored as a vector of doubles. The value at index i</span></div>
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<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment">// represents the solution value of model variable indexed i. Note that some</span></div>
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<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment">// values can be infinity which should be interpreted as 'unknown' solution</span></div>
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<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment">// value for that variable. These solutions can not necessarily be completed to</span></div>
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<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment">// complete feasible solutions.</span></div>
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<div class="line"><a name="l00151"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html"> 151</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html">SharedIncompleteSolutionManager</a> {</div>
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<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#afad444837cdc77c60e71abb9294753b9">HasNewSolution</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  std::vector<double> <a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a5d5604e9ce9ff6b0b3387593330fefe9">GetNewSolution</a>();</div>
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<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  </div>
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<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#a058ba66ef63b5c36a5586b0151a75609">AddNewSolution</a>(<span class="keyword">const</span> std::vector<double>& lp_solution);</div>
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<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  </div>
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<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="comment">// New solutions are added and removed from the back.</span></div>
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<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  std::vector<std::vector<double>> solutions_;</div>
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<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="keyword">mutable</span> absl::Mutex mutex_;</div>
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<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> };</div>
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<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  </div>
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<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment">// Manages the global best response kept by the solver.</span></div>
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<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment">// All functions are thread-safe.</span></div>
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<div class="line"><a name="l00166"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html"> 166</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html">SharedResponseManager</a> {</div>
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<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  <span class="comment">// If log_updates is true, then all updates to the global "state" will be</span></div>
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<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="comment">// logged. This class is responsible for our solver log progress.</span></div>
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<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a2176b0bae97075de45d3ab94e0dbdbba">SharedResponseManager</a>(<span class="keywordtype">bool</span> log_updates, <span class="keywordtype">bool</span> enumerate_all_solutions,</div>
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<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keyword">const</span> CpModelProto* <a class="code" href="cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2">proto</a>, <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="l00172"></a><span class="lineno"> 172</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="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="comment">// Reports OPTIMAL and stop the search if any gap limit are specified and</span></div>
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<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// crossed. By default, we only stop when we have the true optimal, which is</span></div>
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<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">// well defined since we are solving our pure integer problem exactly.</span></div>
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<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ab24169d006da05dc1bf3f5d8b4f0ae65">SetGapLimitsFromParameters</a>(<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="l00178"></a><span class="lineno"> 178</span>  </div>
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<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="comment">// Returns the current solver response. That is the best known response at the</span></div>
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<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="comment">// time of the call with the best feasible solution and objective bounds.</span></div>
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<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  <span class="comment">// Note that the solver statistics correspond to the last time a better</span></div>
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<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="comment">// solution was found or SetStatsFromModel() was called.</span></div>
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<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  CpSolverResponse <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a15cd9d22d53c6f6bf248240d2b794094">GetResponse</a>();</div>
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<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  </div>
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<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="comment">// Adds a callback that will be called on each new solution (for</span></div>
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<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="comment">// statisfiablity problem) or each improving new solution (for an optimization</span></div>
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<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <span class="comment">// problem). Returns its id so it can be unregistered if needed.</span></div>
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<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">// Note that currently the class is waiting for the callback to finish before</span></div>
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<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">// accepting any new updates. That could be changed if needed.</span></div>
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<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ac25b5700df43621c1132a8cffce727e5">AddSolutionCallback</a>(</div>
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<div class="line"><a name="l00193"></a><span class="lineno"> 193</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>
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<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae602825eaafbd7898db32c977d47b1b5">UnregisterCallback</a>(<span class="keywordtype">int</span> callback_id);</div>
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<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  </div>
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<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// The "inner" objective is the CpModelProto objective without scaling/offset.</span></div>
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<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">// Note that these bound correspond to valid bound for the problem of finding</span></div>
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<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// a strictly better objective than the current one. Thus the lower bound is</span></div>
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<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// always a valid bound for the global problem, but the upper bound is NOT.</span></div>
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<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae431b0e8c0f74f95c31ba38f3c534126">GetInnerObjectiveLowerBound</a>();</div>
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<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a695849b2629bf8fbb78196488b1c7a1e">GetInnerObjectiveUpperBound</a>();</div>
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<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  </div>
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<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="comment">// These functions return the same as the non-synchronized() version but</span></div>
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<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="comment">// only the values at the last time Synchronize() was called.</span></div>
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<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9ca5b99b3550503ca7bad8418e133156">Synchronize</a>();</div>
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<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a8beae17d2a8629258c83911cc1a1f9c1">SynchronizedInnerObjectiveLowerBound</a>();</div>
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<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a8b4c8e606fe8af8a8e7b2afe724ad48c">SynchronizedInnerObjectiveUpperBound</a>();</div>
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<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
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<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">// Returns the current best solution inner objective value or kInt64Max if</span></div>
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<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="comment">// there is no solution.</span></div>
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<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  IntegerValue <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#aa81c865475fd0607d70ae640f98eb955">BestSolutionInnerObjectiveValue</a>();</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>  <span class="comment">// Returns the integral of the log of the absolute gap over deterministic</span></div>
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<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment">// time. This is mainly used to compare how fast the gap closes on a</span></div>
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<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="comment">// particular instance. Or to evaluate how efficient our LNS code is improving</span></div>
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<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">// solution.</span></div>
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<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="comment">// Important: To report a proper deterministic integral, we only update it</span></div>
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<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">// on UpdatePrimalIntegral() which should be called in the main subsolver</span></div>
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<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// synchronization loop.</span></div>
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<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="comment">// Note(user): In the litterature, people use the relative gap to the optimal</span></div>
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<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// solution (or the best known one), but this is ill defined in many case</span></div>
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<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="comment">// (like if the optimal cost is zero), so I prefer this version.</span></div>
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<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a35fa462770297e363b3444408b1a349b">PrimalIntegral</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a6089bc75390eaa54a3d1d593c1089a58">UpdatePrimalIntegral</a>();</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="comment">// Updates the inner objective bounds.</span></div>
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<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a953727a791120092f8f70c23c23beb84">UpdateInnerObjectiveBounds</a>(<span class="keyword">const</span> std::string& worker_info,</div>
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<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  IntegerValue lb, IntegerValue ub);</div>
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<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  </div>
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<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="comment">// Reads the new solution from the response and update our state. For an</span></div>
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<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="comment">// optimization problem, we only do something if the solution is strictly</span></div>
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<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="comment">// improving.</span></div>
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<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="comment">// TODO(user): Only the following fields from response are accessed here, we</span></div>
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<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  <span class="comment">// might want a tighter API:</span></div>
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<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// - solution_info</span></div>
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<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="comment">// - solution</span></div>
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<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="comment">// - solution_lower_bounds and solution_upper_bounds.</span></div>
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<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a976be4568cddb91edff011f3390104e1">NewSolution</a>(<span class="keyword">const</span> CpSolverResponse& <a class="code" href="cp__model__solver_8cc.html#abcd33b18ce6d5a90a4ba5c37cfa58829">response</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="l00242"></a><span class="lineno"> 242</span>  </div>
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<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">// Changes the solution to reflect the fact that the "improving" problem is</span></div>
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<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// infeasible. This means that if we have a solution, we have proven</span></div>
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<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">// optimality, otherwise the global problem is infeasible.</span></div>
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<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// Note that this shouldn't be called before the solution is actually</span></div>
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<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// reported. We check for this case in NewSolution().</span></div>
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<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9a02bc7283cf81790bb46a249b278c1c">NotifyThatImprovingProblemIsInfeasible</a>(<span class="keyword">const</span> std::string& worker_info);</div>
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<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  </div>
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<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  <span class="comment">// Adds to the shared response a subset of assumptions that are enough to</span></div>
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<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="comment">// make the problem infeasible.</span></div>
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<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#aa90c7f802ae2f01b3c6fad7d8ccdad30">AddUnsatCore</a>(<span class="keyword">const</span> std::vector<int>& core);</div>
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<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
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<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  <span class="comment">// Sets the statistics in the response to the one of the solver inside the</span></div>
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<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="comment">// given in-memory model. This does nothing if the model is nullptr.</span></div>
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<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="comment">// TODO(user): Also support merging statistics together.</span></div>
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<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a1b0583113a32425cca801bcd9aac8fe7">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="l00260"></a><span class="lineno"> 260</span>  </div>
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<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <span class="comment">// Returns true if we found the optimal solution or the problem was proven</span></div>
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<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <span class="comment">// infeasible. Note that if the gap limit is reached, we will also report</span></div>
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<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="comment">// OPTIMAL and consider the problem solved.</span></div>
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<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a04fec1c4d1006a272706e2f483a48f3c">ProblemIsSolved</a>() <span class="keyword">const</span>;</div>
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<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  </div>
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<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="comment">// Returns the underlying solution repository where we keep a set of best</span></div>
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<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  <span class="comment">// solutions.</span></div>
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<div class="line"><a name="l00268"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a3dffd827657e9ba58a4e786e4c352abc"> 268</a></span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository<int64></a>& <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a3dffd827657e9ba58a4e786e4c352abc">SolutionsRepository</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">return</span> solutions_;</div>
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<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  }</div>
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<div class="line"><a name="l00271"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a4b0c2636a97b17769d3eefa960dff868"> 271</a></span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository<int64></a>* <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a4b0c2636a97b17769d3eefa960dff868">MutableSolutionsRepository</a>() {</div>
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<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordflow">return</span> &solutions_;</div>
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<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  }</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="comment">// This should be called after the model is loaded. It will read the file</span></div>
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<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  <span class="comment">// specified by --cp_model_load_debug_solution and properly fill the</span></div>
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<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="comment">// model->Get<DebugSolution>() vector.</span></div>
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<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// TODO(user): Note that for now, only the IntegerVariable value are loaded,</span></div>
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<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="comment">// not the value of the pure Booleans variables.</span></div>
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<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#ae236e5d74104cf6aa3103fb6bb593e34">LoadDebugSolution</a>(<a class="code" href="classoperations__research_1_1sat_1_1_model.html">Model</a>*);</div>
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<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  </div>
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<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  <span class="comment">// Debug only. Set dump prefix for solutions written to file.</span></div>
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<div class="line"><a name="l00284"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a4e384fc1008faf07788b158de9a28f6d"> 284</a></span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a4e384fc1008faf07788b158de9a28f6d">set_dump_prefix</a>(<span class="keyword">const</span> std::string& dump_prefix) {</div>
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<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  dump_prefix_ = dump_prefix;</div>
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<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  }</div>
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<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  </div>
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<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordtype">void</span> TestGapLimitsIfNeeded() ABSL_EXCLUSIVE_LOCKS_REQUIRED(mutex_);</div>
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<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="keywordtype">void</span> FillObjectiveValuesInBestResponse()</div>
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<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  ABSL_EXCLUSIVE_LOCKS_REQUIRED(mutex_);</div>
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<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <span class="keywordtype">void</span> 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="l00293"></a><span class="lineno"> 293</span>  ABSL_EXCLUSIVE_LOCKS_REQUIRED(mutex_);</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>  const <span class="keywordtype">bool</span> log_updates_;</div>
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<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  const <span class="keywordtype">bool</span> enumerate_all_solutions_;</div>
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<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  const CpModelProto& model_proto_;</div>
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<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  const <a class="code" href="class_wall_timer.html">WallTimer</a>& wall_timer_;</div>
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<div class="line"><a name="l00299"></a><span class="lineno"> 299</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="l00300"></a><span class="lineno"> 300</span>  </div>
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<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  mutable <a class="code" href="namespaceabsl.html">absl</a>::Mutex mutex_;</div>
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<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>  <span class="comment">// Gap limits.</span></div>
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<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  <span class="keywordtype">double</span> absolute_gap_limit_ ABSL_GUARDED_BY(mutex_) = 0.0;</div>
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<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordtype">double</span> relative_gap_limit_ ABSL_GUARDED_BY(mutex_) = 0.0;</div>
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<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  </div>
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<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  CpSolverResponse best_response_ ABSL_GUARDED_BY(mutex_);</div>
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<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html">SharedSolutionRepository</a><<a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a>> solutions_ ABSL_GUARDED_BY(mutex_);</div>
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<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  </div>
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<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  <span class="keywordtype">int</span> num_solutions_ ABSL_GUARDED_BY(mutex_) = 0;</div>
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<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> inner_objective_lower_bound_ ABSL_GUARDED_BY(mutex_) = <a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>;</div>
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<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> inner_objective_upper_bound_ ABSL_GUARDED_BY(mutex_) = <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>;</div>
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<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> best_solution_objective_value_ ABSL_GUARDED_BY(mutex_) = <a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>;</div>
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<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  </div>
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<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  IntegerValue synchronized_inner_objective_lower_bound_</div>
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<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  ABSL_GUARDED_BY(mutex_) = IntegerValue(<a class="code" href="integral__types_8h.html#af458164b470cbba416d5ed579e00ff60">kint64min</a>);</div>
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<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  IntegerValue synchronized_inner_objective_upper_bound_</div>
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<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  ABSL_GUARDED_BY(mutex_) = IntegerValue(<a class="code" href="integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719">kint64max</a>);</div>
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<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  </div>
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<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  <span class="keywordtype">double</span> primal_integral_ ABSL_GUARDED_BY(mutex_) = 0.0;</div>
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<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  <span class="keywordtype">double</span> last_primal_integral_time_stamp_ ABSL_GUARDED_BY(mutex_) = 0.0;</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>  <span class="keywordtype">int</span> next_callback_id_ ABSL_GUARDED_BY(mutex_) = 0;</div>
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<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  std::vector<std::pair<<span class="keywordtype">int</span>, std::function<<span class="keywordtype">void</span>(const CpSolverResponse&)>>></div>
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<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  callbacks_ ABSL_GUARDED_BY(mutex_);</div>
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<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  </div>
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<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment">// Dump prefix.</span></div>
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<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  std::<span class="keywordtype">string</span> dump_prefix_;</div>
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<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> };</div>
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<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  </div>
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<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment">// This class manages a pool of lower and upper bounds on a set of variables in</span></div>
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<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="comment">// a parallel context.</span></div>
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<div class="line"><a name="l00333"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html"> 333</a></span> class <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html">SharedBoundsManager</a> {</div>
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<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keyword">public</span>:</div>
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<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html">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="l00336"></a><span class="lineno"> 336</span>  </div>
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<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="comment">// Reports a set of locally improved variable bounds to the shared bounds</span></div>
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<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="comment">// manager. The manager will compare these bounds changes against its</span></div>
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<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  <span class="comment">// global state, and incorporate the improving ones.</span></div>
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<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  <span class="keywordtype">void</span> ReportPotentialNewBounds(<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="l00341"></a><span class="lineno"> 341</span>  <span class="keyword">const</span> std::string& worker_name,</div>
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<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keyword">const</span> std::vector<int>& variables,</div>
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<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keyword">const</span> std::vector<int64>& new_lower_bounds,</div>
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<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keyword">const</span> std::vector<int64>& new_upper_bounds);</div>
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<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  </div>
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<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  <span class="comment">// Returns a new id to be used in GetChangedBounds(). This is just an ever</span></div>
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<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="comment">// increasing sequence starting from zero. Note that the class is not designed</span></div>
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<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="comment">// to have too many of these.</span></div>
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<div class="line"><a name="l00349"></a><span class="lineno"> 349</span>  <span class="keywordtype">int</span> RegisterNewId();</div>
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<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  </div>
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<div class="line"><a name="l00351"></a><span class="lineno"> 351</span>  <span class="comment">// When called, returns the set of bounds improvements since</span></div>
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<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <span class="comment">// the last time this method was called with the same id.</span></div>
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<div class="line"><a name="l00353"></a><span class="lineno"> 353</span>  <span class="keywordtype">void</span> GetChangedBounds(<span class="keywordtype">int</span> <span class="keywordtype">id</span>, std::vector<int>* variables,</div>
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<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  std::vector<int64>* new_lower_bounds,</div>
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<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  std::vector<int64>* new_upper_bounds);</div>
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<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  </div>
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<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="comment">// Publishes any new bounds so that GetChangedBounds() will reflect the latest</span></div>
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<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="comment">// state.</span></div>
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<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a9ca5b99b3550503ca7bad8418e133156">Synchronize</a>();</div>
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<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  </div>
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<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keyword">private</span>:</div>
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<div class="line"><a name="l00362"></a><span class="lineno"> 362</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> num_variables_;</div>
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<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  <span class="keyword">const</span> CpModelProto& model_proto_;</div>
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<div class="line"><a name="l00364"></a><span class="lineno"> 364</span>  </div>
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<div class="line"><a name="l00365"></a><span class="lineno"> 365</span>  absl::Mutex mutex_;</div>
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<div class="line"><a name="l00366"></a><span class="lineno"> 366</span>  </div>
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<div class="line"><a name="l00367"></a><span class="lineno"> 367</span>  <span class="comment">// These are always up to date.</span></div>
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<div class="line"><a name="l00368"></a><span class="lineno"> 368</span>  std::vector<int64> lower_bounds_ ABSL_GUARDED_BY(mutex_);</div>
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<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  std::vector<int64> upper_bounds_ ABSL_GUARDED_BY(mutex_);</div>
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<div class="line"><a name="l00370"></a><span class="lineno"> 370</span>  <a class="code" href="classoperations__research_1_1_sparse_bitset.html">SparseBitset<int64></a> changed_variables_since_last_synchronize_</div>
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<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  ABSL_GUARDED_BY(mutex_);</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">// These are only updated on Synchronize().</span></div>
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<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  std::vector<int64> synchronized_lower_bounds_ ABSL_GUARDED_BY(mutex_);</div>
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<div class="line"><a name="l00375"></a><span class="lineno"> 375</span>  std::vector<int64> synchronized_upper_bounds_ ABSL_GUARDED_BY(mutex_);</div>
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<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  std::deque<SparseBitset<int64>> id_to_changed_variables_</div>
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<div class="line"><a name="l00377"></a><span class="lineno"> 377</span>  ABSL_GUARDED_BY(mutex_);</div>
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<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> };</div>
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<div class="line"><a name="l00379"></a><span class="lineno"> 379</span>  </div>
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<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a name="l00381"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f"> 381</a></span> <span class="keywordtype">int</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f">SharedSolutionRepository<ValueType>::NumSolutions</a>()<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keywordflow">return</span> solutions_.size();</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>  </div>
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<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="keyword">typename</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html">SharedSolutionRepository<ValueType>::Solution</a></div>
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<div class="line"><a name="l00388"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a85d431acb80114bda3401eddc9db2137"> 388</a></span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a85d431acb80114bda3401eddc9db2137">SharedSolutionRepository<ValueType>::GetSolution</a>(<span class="keywordtype">int</span> i)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00389"></a><span class="lineno"> 389</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00390"></a><span class="lineno"> 390</span>  <span class="keywordflow">return</span> solutions_[i];</div>
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<div class="line"><a name="l00391"></a><span class="lineno"> 391</span> }</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> <span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a name="l00394"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad3280cfa83b844b02b9194550b18b058"> 394</a></span> ValueType <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad3280cfa83b844b02b9194550b18b058">SharedSolutionRepository<ValueType>::GetVariableValueInSolution</a>(</div>
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<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  <span class="keywordtype">int</span> var_index, <span class="keywordtype">int</span> solution_index)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordflow">return</span> solutions_[solution_index].variable_values[var_index];</div>
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<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> }</div>
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<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  </div>
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<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment">// TODO(user): Experiments on the best distribution.</span></div>
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<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a name="l00402"></a><span class="lineno"> 402</span> <span class="keyword">typename</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html">SharedSolutionRepository<ValueType>::Solution</a></div>
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<div class="line"><a name="l00403"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#aa457ebc3cf746dd9a09a4832c428a73d"> 403</a></span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#aa457ebc3cf746dd9a09a4832c428a73d">SharedSolutionRepository<ValueType>::GetRandomBiasedSolution</a>(</div>
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<div class="line"><a name="l00404"></a><span class="lineno"> 404</span>  <a class="code" href="namespaceoperations__research.html#a6743e8c90bbb85a1017486ed70c7d29b">random_engine_t</a>* random)<span class="keyword"> const </span>{</div>
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<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  <span class="keyword">const</span> <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> best_rank = solutions_[0].rank;</div>
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<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  </div>
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<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <span class="comment">// As long as we have solution with the best objective that haven't been</span></div>
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<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="comment">// explored too much, we select one uniformly. Otherwise, we select a solution</span></div>
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<div class="line"><a name="l00410"></a><span class="lineno"> 410</span>  <span class="comment">// from the pool uniformly.</span></div>
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<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00412"></a><span class="lineno"> 412</span>  <span class="comment">// Note(user): Because of the increase of num_selected, this is dependent on</span></div>
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<div class="line"><a name="l00413"></a><span class="lineno"> 413</span>  <span class="comment">// the order of call. It should be fine for "determinism" because we do</span></div>
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<div class="line"><a name="l00414"></a><span class="lineno"> 414</span>  <span class="comment">// generate the task of a batch always in the same order.</span></div>
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<div class="line"><a name="l00415"></a><span class="lineno"> 415</span>  <span class="keyword">const</span> <span class="keywordtype">int</span> kExplorationThreshold = 100;</div>
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<div class="line"><a name="l00416"></a><span class="lineno"> 416</span>  </div>
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<div class="line"><a name="l00417"></a><span class="lineno"> 417</span>  <span class="comment">// Select all the best solution with a low enough selection count.</span></div>
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<div class="line"><a name="l00418"></a><span class="lineno"> 418</span>  tmp_indices_.clear();</div>
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<div class="line"><a name="l00419"></a><span class="lineno"> 419</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < solutions_.size(); ++i) {</div>
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<div class="line"><a name="l00420"></a><span class="lineno"> 420</span>  <span class="keyword">const</span> <span class="keyword">auto</span>& solution = solutions_[i];</div>
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<div class="line"><a name="l00421"></a><span class="lineno"> 421</span>  <span class="keywordflow">if</span> (solution.rank == best_rank &&</div>
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<div class="line"><a name="l00422"></a><span class="lineno"> 422</span>  solution.num_selected <= kExplorationThreshold) {</div>
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<div class="line"><a name="l00423"></a><span class="lineno"> 423</span>  tmp_indices_.push_back(i);</div>
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<div class="line"><a name="l00424"></a><span class="lineno"> 424</span>  }</div>
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<div class="line"><a name="l00425"></a><span class="lineno"> 425</span>  }</div>
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<div class="line"><a name="l00426"></a><span class="lineno"> 426</span>  </div>
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<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keywordtype">int</span> <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = 0;</div>
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<div class="line"><a name="l00428"></a><span class="lineno"> 428</span>  <span class="keywordflow">if</span> (tmp_indices_.empty()) {</div>
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<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = absl::Uniform<int>(*random, 0, solutions_.size());</div>
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<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  } <span class="keywordflow">else</span> {</div>
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<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a> = tmp_indices_[absl::Uniform<int>(*random, 0, tmp_indices_.size())];</div>
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<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  }</div>
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<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  solutions_[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>].num_selected++;</div>
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<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keywordflow">return</span> solutions_[<a class="code" href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a>];</div>
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<div class="line"><a name="l00435"></a><span class="lineno"> 435</span> }</div>
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<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  </div>
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<div class="line"><a name="l00437"></a><span class="lineno"> 437</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a name="l00438"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a309d07a2f536805271e68a5420afbc49"> 438</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a309d07a2f536805271e68a5420afbc49">SharedSolutionRepository<ValueType>::Add</a>(<span class="keyword">const</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html">Solution</a>& solution) {</div>
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<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  AddInternal(solution);</div>
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<div class="line"><a name="l00441"></a><span class="lineno"> 441</span> }</div>
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<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  </div>
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<div class="line"><a name="l00443"></a><span class="lineno"> 443</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a name="l00444"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad277a964f2eed35962e8bf41f40cd0da"> 444</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad277a964f2eed35962e8bf41f40cd0da">SharedSolutionRepository<ValueType>::AddInternal</a>(</div>
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<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <span class="keyword">const</span> <a class="code" href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html">Solution</a>& solution) {</div>
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<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordtype">int</span> worse_solution_index = 0;</div>
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<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  <span class="keywordflow">for</span> (<span class="keywordtype">int</span> i = 0; i < new_solutions_.size(); ++i) {</div>
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<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="comment">// Do not add identical solution.</span></div>
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<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordflow">if</span> (new_solutions_[i] == solution) <span class="keywordflow">return</span>;</div>
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<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  <span class="keywordflow">if</span> (new_solutions_[worse_solution_index] < new_solutions_[i]) {</div>
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<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  worse_solution_index = i;</div>
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<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  }</div>
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<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  }</div>
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<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keywordflow">if</span> (new_solutions_.size() < num_solutions_to_keep_) {</div>
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<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  new_solutions_.push_back(solution);</div>
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<div class="line"><a name="l00456"></a><span class="lineno"> 456</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (solution < new_solutions_[worse_solution_index]) {</div>
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<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  new_solutions_[worse_solution_index] = solution;</div>
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<div class="line"><a name="l00458"></a><span class="lineno"> 458</span>  }</div>
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<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> }</div>
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<div class="line"><a name="l00460"></a><span class="lineno"> 460</span>  </div>
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<div class="line"><a name="l00461"></a><span class="lineno"> 461</span> <span class="keyword">template</span> <<span class="keyword">typename</span> ValueType></div>
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<div class="line"><a name="l00462"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a9ca5b99b3550503ca7bad8418e133156"> 462</a></span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a9ca5b99b3550503ca7bad8418e133156">SharedSolutionRepository<ValueType>::Synchronize</a>() {</div>
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<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  absl::MutexLock mutex_lock(&mutex_);</div>
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<div class="line"><a name="l00464"></a><span class="lineno"> 464</span>  solutions_.insert(solutions_.end(), new_solutions_.begin(),</div>
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<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  new_solutions_.end());</div>
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<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  new_solutions_.clear();</div>
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<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  </div>
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<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="comment">// We use a stable sort to keep the num_selected count for the already</span></div>
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<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  <span class="comment">// existing solutions.</span></div>
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<div class="line"><a name="l00470"></a><span class="lineno"> 470</span>  <span class="comment">//</span></div>
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<div class="line"><a name="l00471"></a><span class="lineno"> 471</span>  <span class="comment">// TODO(user): Intoduce a notion of orthogonality to diversify the pool?</span></div>
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<div class="line"><a name="l00472"></a><span class="lineno"> 472</span>  <a class="code" href="namespacegtl.html#a644fbff1e423c6f7e21e31b0c5942cc1">gtl::STLStableSortAndRemoveDuplicates</a>(&solutions_);</div>
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<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  <span class="keywordflow">if</span> (solutions_.size() > num_solutions_to_keep_) {</div>
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<div class="line"><a name="l00474"></a><span class="lineno"> 474</span>  solutions_.resize(num_solutions_to_keep_);</div>
|
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<div class="line"><a name="l00475"></a><span class="lineno"> 475</span>  }</div>
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<div class="line"><a name="l00476"></a><span class="lineno"> 476</span>  num_synchronization_++;</div>
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<div class="line"><a name="l00477"></a><span class="lineno"> 477</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> } <span class="comment">// namespace sat</span></div>
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<div class="line"><a name="l00480"></a><span class="lineno"> 480</span> } <span class="comment">// namespace operations_research</span></div>
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<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  </div>
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<div class="line"><a name="l00482"></a><span class="lineno"> 482</span> <span class="preprocessor">#endif // OR_TOOLS_SAT_SYNCHRONIZATION_H_</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="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_a85d431acb80114bda3401eddc9db2137"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a85d431acb80114bda3401eddc9db2137">operations_research::sat::SharedSolutionRepository::GetSolution</a></div><div class="ttdeci">Solution GetSolution(int index) const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00388">synchronization.h:388</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_aa457ebc3cf746dd9a09a4832c428a73d"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#aa457ebc3cf746dd9a09a4832c428a73d">operations_research::sat::SharedSolutionRepository::GetRandomBiasedSolution</a></div><div class="ttdeci">Solution GetRandomBiasedSolution(random_engine_t *random) const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00403">synchronization.h:403</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution_html_a8a2db6d8bdf78e9131c5a6495d9bfbbd"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a8a2db6d8bdf78e9131c5a6495d9bfbbd">operations_research::sat::SharedSolutionRepository::Solution::operator==</a></div><div class="ttdeci">bool operator==(const Solution &other) const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00068">synchronization.h:68</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="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="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_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_l_p_solution_repository_html_a37c69e26f6d938009d0de850335b97fb"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html#a37c69e26f6d938009d0de850335b97fb">operations_research::sat::SharedLPSolutionRepository::SharedLPSolutionRepository</a></div><div class="ttdeci">SharedLPSolutionRepository(int num_solutions_to_keep)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00137">synchronization.h:137</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="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_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="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="abase_2logging_8h_html"><div class="ttname"><a href="base_2logging_8h.html">logging.h</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_a611de451c3a95eb0c75fa4543890077a"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a611de451c3a95eb0c75fa4543890077a">operations_research::sat::SharedSolutionRepository::SharedSolutionRepository</a></div><div class="ttdeci">SharedSolutionRepository(int num_solutions_to_keep)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00045">synchronization.h:45</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution_html_a85efc351cc97810a895184b5e010c254"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a85efc351cc97810a895184b5e010c254">operations_research::sat::SharedSolutionRepository::Solution::variable_values</a></div><div class="ttdeci">std::vector< ValueType > variable_values</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00060">synchronization.h:60</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="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="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a4e384fc1008faf07788b158de9a28f6d"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a4e384fc1008faf07788b158de9a28f6d">operations_research::sat::SharedResponseManager::set_dump_prefix</a></div><div class="ttdeci">void set_dump_prefix(const std::string &dump_prefix)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00284">synchronization.h:284</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="astructoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution_html"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html">operations_research::sat::SharedSolutionRepository::Solution</a></div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00051">synchronization.h:51</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_1sat_1_1_shared_solution_repository_html_a4dcb1fc27c50513fd15d33b9350a98f5"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a4dcb1fc27c50513fd15d33b9350a98f5">operations_research::sat::SharedSolutionRepository::ABSL_GUARDED_BY</a></div><div class="ttdeci">std::vector< int > tmp_indices_ ABSL_GUARDED_BY(mutex_)</div></div>
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<div class="ttc" id="arandom__engine_8h_html"><div class="ttname"><a href="random__engine_8h.html">random_engine.h</a></div></div>
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<div class="ttc" id="apack_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0"><div class="ttname"><a href="pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0">index</a></div><div class="ttdeci">int index</div><div class="ttdef"><b>Definition:</b> <a href="pack_8cc_source.html#l00508">pack.cc:508</a></div></div>
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<div class="ttc" id="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_response_manager_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html">operations_research::sat::SharedResponseManager</a></div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00166">synchronization.h:166</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_ad3280cfa83b844b02b9194550b18b058"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad3280cfa83b844b02b9194550b18b058">operations_research::sat::SharedSolutionRepository::GetVariableValueInSolution</a></div><div class="ttdeci">ValueType GetVariableValueInSolution(int var_index, int solution_index) const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00394">synchronization.h:394</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_relaxation_solution_repository_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html">operations_research::sat::SharedRelaxationSolutionRepository</a></div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00126">synchronization.h:127</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::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="aclassoperations__research_1_1_sparse_bitset_html"><div class="ttname"><a href="classoperations__research_1_1_sparse_bitset.html">operations_research::SparseBitset< int64 ></a></div></div>
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<div class="ttc" id="astructoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution_html_a2cd336287a039bf6a4d8ab0375d23380"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a2cd336287a039bf6a4d8ab0375d23380">operations_research::sat::SharedSolutionRepository::Solution::operator<</a></div><div class="ttdeci">bool operator<(const Solution &other) const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00071">synchronization.h:71</a></div></div>
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<div class="ttc" id="asat__parameters_8pb_8h_html"><div class="ttname"><a href="sat__parameters_8pb_8h.html">sat_parameters.pb.h</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="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="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="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::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#l00444">synchronization.h:444</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_ad41e707081a360dfb9b59e2bcfef3990"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#ad41e707081a360dfb9b59e2bcfef3990">operations_research::sat::SharedSolutionRepository::ABSL_GUARDED_BY</a></div><div class="ttdeci">std::vector< Solution > solutions_ ABSL_GUARDED_BY(mutex_)</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::Add</a></div><div class="ttdeci">void Add(const Solution &solution)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00438">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="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="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="aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a3dffd827657e9ba58a4e786e4c352abc"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a3dffd827657e9ba58a4e786e4c352abc">operations_research::sat::SharedResponseManager::SolutionsRepository</a></div><div class="ttdeci">const SharedSolutionRepository< int64 > & SolutionsRepository() const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00268">synchronization.h:268</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_a833287c0afca764e6a0646ceec8aacea"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a833287c0afca764e6a0646ceec8aacea">operations_research::sat::SharedSolutionRepository::ABSL_GUARDED_BY</a></div><div class="ttdeci">int64 num_synchronization_ ABSL_GUARDED_BY(mutex_)=0</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="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_a4b0c2636a97b17769d3eefa960dff868"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_response_manager.html#a4b0c2636a97b17769d3eefa960dff868">operations_research::sat::SharedResponseManager::MutableSolutionsRepository</a></div><div class="ttdeci">SharedSolutionRepository< int64 > * MutableSolutionsRepository()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00271">synchronization.h:271</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_a9ca5b99b3550503ca7bad8418e133156"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a9ca5b99b3550503ca7bad8418e133156">operations_research::sat::SharedSolutionRepository::Synchronize</a></div><div class="ttdeci">void Synchronize()</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00462">synchronization.h:462</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_bounds_manager_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html">operations_research::sat::SharedBoundsManager</a></div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00333">synchronization.h:333</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_a6d2b6f7951b60c786fdbefcbe7c3571f"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f">operations_research::sat::SharedSolutionRepository::NumSolutions</a></div><div class="ttdeci">int NumSolutions() const</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00381">synchronization.h:381</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="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="aclassoperations__research_1_1sat_1_1_shared_relaxation_solution_repository_html_a5841b7bfa2da5b53202b040feebec256"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html#a5841b7bfa2da5b53202b040feebec256">operations_research::sat::SharedRelaxationSolutionRepository::SharedRelaxationSolutionRepository</a></div><div class="ttdeci">SharedRelaxationSolutionRepository(int num_solutions_to_keep)</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00129">synchronization.h:129</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="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="anamespacegtl_html_a644fbff1e423c6f7e21e31b0c5942cc1"><div class="ttname"><a href="namespacegtl.html#a644fbff1e423c6f7e21e31b0c5942cc1">gtl::STLStableSortAndRemoveDuplicates</a></div><div class="ttdeci">void STLStableSortAndRemoveDuplicates(T *v, const LessFunc &less_func)</div><div class="ttdef"><b>Definition:</b> <a href="stl__util_8h_source.html#l00075">stl_util.h:75</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_acb5ca0847f9d07f4a5e69e72687a158b"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#acb5ca0847f9d07f4a5e69e72687a158b">operations_research::sat::SharedSolutionRepository::ABSL_GUARDED_BY</a></div><div class="ttdeci">std::vector< Solution > new_solutions_ ABSL_GUARDED_BY(mutex_)</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="aclassoperations__research_1_1sat_1_1_shared_incomplete_solution_manager_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html">operations_research::sat::SharedIncompleteSolutionManager</a></div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00151">synchronization.h:151</a></div></div>
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<div class="ttc" id="anamespaceabsl_html"><div class="ttname"><a href="namespaceabsl.html">absl</a></div><div class="ttdef"><b>Definition:</b> <a href="cleanup_8h_source.html#l00022">cleanup.h:22</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_shared_solution_repository_html_a89309251efbc8438b6232813bb2cd798"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_solution_repository.html#a89309251efbc8438b6232813bb2cd798">operations_research::sat::SharedSolutionRepository::num_solutions_to_keep_</a></div><div class="ttdeci">const int num_solutions_to_keep_</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00113">synchronization.h:113</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_shared_l_p_solution_repository_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html">operations_research::sat::SharedLPSolutionRepository</a></div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00135">synchronization.h:135</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution_html_a476766ce3f58884ab8eec27b6e58a86e"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#a476766ce3f58884ab8eec27b6e58a86e">operations_research::sat::SharedSolutionRepository::Solution::rank</a></div><div class="ttdeci">int64 rank</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00058">synchronization.h:58</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="abitset_8h_html"><div class="ttname"><a href="bitset_8h.html">bitset.h</a></div></div>
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<div class="ttc" id="astructoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution_html_ad761fc0b3a9b6bfd4a08b82f43e0f042"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_shared_solution_repository_1_1_solution.html#ad761fc0b3a9b6bfd4a08b82f43e0f042">operations_research::sat::SharedSolutionRepository::Solution::num_selected</a></div><div class="ttdeci">int num_selected</div><div class="ttdef"><b>Definition:</b> <a href="synchronization_8h_source.html#l00066">synchronization.h:66</a></div></div>
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<div class="ttc" id="anamespaceoperations__research_html_a6743e8c90bbb85a1017486ed70c7d29b"><div class="ttname"><a href="namespaceoperations__research.html#a6743e8c90bbb85a1017486ed70c7d29b">operations_research::random_engine_t</a></div><div class="ttdeci">std::mt19937 random_engine_t</div><div class="ttdef"><b>Definition:</b> <a href="random__engine_8h_source.html#l00023">random_engine.h:23</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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