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<div class="title">cp_model_lns.h</div> </div>
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<a href="cp__model__lns_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_CP_MODEL_LNS_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_CP_MODEL_LNS_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 <vector></span></div>
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<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  </div>
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||
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="preprocessor">#include "absl/container/flat_hash_map.h"</span></div>
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||
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="preprocessor">#include "absl/random/bit_gen_ref.h"</span></div>
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||
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="preprocessor">#include "absl/synchronization/mutex.h"</span></div>
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||
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="preprocessor">#include "absl/types/span.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="cp__model_8pb_8h.html">ortools/sat/cp_model.pb.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="sat_2model_8h.html">ortools/sat/model.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="subsolver_8h.html">ortools/sat/subsolver.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="synchronization_8h.html">ortools/sat/synchronization.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="adaptative__parameter__value_8h.html">ortools/util/adaptative_parameter_value.h</a>"</span></div>
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||
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  </div>
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||
<div class="line"><a name="l00030"></a><span class="lineno"> 30</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="l00031"></a><span class="lineno"> 31</span> <span class="keyword">namespace </span>sat {</div>
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<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  </div>
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||
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment">// Neighborhood returned by Neighborhood generators.</span></div>
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||
<div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood.html"> 34</a></span> <span class="keyword">struct </span><a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> {</div>
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||
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  <span class="comment">// True if neighborhood generator was able to generate a neighborhood.</span></div>
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||
<div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317"> 36</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317">is_generated</a> = <span class="keyword">false</span>;</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">// True if the CpModelProto below is not the same as the base model.</span></div>
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||
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  <span class="comment">// This is not expected to happen often but allows to handle this case</span></div>
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||
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <span class="comment">// properly.</span></div>
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||
<div class="line"><a name="l00041"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7"> 41</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7">is_reduced</a> = <span class="keyword">false</span>;</div>
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||
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  </div>
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||
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  <span class="comment">// Relaxed model. Any feasible solution to this "local" model should be a</span></div>
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<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  <span class="comment">// feasible solution to the base model too.</span></div>
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||
<div class="line"><a name="l00045"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood.html#ae580758c31ce30f5e52d9a732efd1267"> 45</a></span>  CpModelProto <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html#ae580758c31ce30f5e52d9a732efd1267">cp_model</a>;</div>
|
||
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  </div>
|
||
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  <span class="comment">// Neighborhood Id. Used to identify the neighborhood by a generator.</span></div>
|
||
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="comment">// Currently only used by WeightedRandomRelaxationNeighborhoodGenerator.</span></div>
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||
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="comment">// TODO(user): Make sure that the id is unique for each generated</span></div>
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||
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="comment">// neighborhood for each generator.</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_neighborhood.html#a309a18d48fc959a6d664a9573ccb4971"> 51</a></span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <span class="keywordtype">id</span> = 0;</div>
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||
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  </div>
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||
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="comment">// Used for identifying the source of the neighborhood if it is generated</span></div>
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||
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="comment">// using solution repositories.</span></div>
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||
<div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood.html#aaed94da4e4845ead42773bd4468a8899"> 55</a></span>  std::string <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html#aaed94da4e4845ead42773bd4468a8899">source_info</a> = <span class="stringliteral">""</span>;</div>
|
||
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> };</div>
|
||
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  </div>
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||
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment">// Contains pre-computed information about a given CpModelProto that is meant</span></div>
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||
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment">// to be used to generate LNS neighborhood. This class can be shared between</span></div>
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||
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment">// more than one generator in order to reduce memory usage.</span></div>
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||
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment">// Note that its implement the SubSolver interface to be able to Synchronize()</span></div>
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||
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment">// the bounds of the base problem with the external world.</span></div>
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||
<div class="line"><a name="l00064"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html"> 64</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_sub_solver.html">SubSolver</a> {</div>
|
||
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a08c018489eb0c4c309f144780ebb8cce">NeighborhoodGeneratorHelper</a>(CpModelProto <span class="keyword">const</span>* <a class="code" href="cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84">model_proto</a>,</div>
|
||
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  SatParameters <span class="keyword">const</span>* <a class="code" href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a>,</div>
|
||
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html">SharedResponseManager</a>* <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a0e31a4150ae965379d0f05d51a0c1673">shared_response</a>,</div>
|
||
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <a class="code" href="classoperations__research_1_1_shared_time_limit.html">SharedTimeLimit</a>* shared_time_limit = <span class="keyword">nullptr</span>,</div>
|
||
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html">SharedBoundsManager</a>* shared_bounds = <span class="keyword">nullptr</span>);</div>
|
||
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  </div>
|
||
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="comment">// SubSolver interface.</span></div>
|
||
<div class="line"><a name="l00073"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab25d3ac59ae6adc23d30b5fdc892b812"> 73</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab25d3ac59ae6adc23d30b5fdc892b812">TaskIsAvailable</a>()<span class="keyword"> override </span>{ <span class="keywordflow">return</span> <span class="keyword">false</span>; }</div>
|
||
<div class="line"><a name="l00074"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a600568ec5f62e9175d11d08920d1bab1"> 74</a></span>  std::function<void()> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a600568ec5f62e9175d11d08920d1bab1">GenerateTask</a>(<a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> task_id)<span class="keyword"> override </span>{ <span class="keywordflow">return</span> {}; }</div>
|
||
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#afa21407ae134806ac4337d0b2473b210">Synchronize</a>() <span class="keyword">override</span>;</div>
|
||
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  </div>
|
||
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="comment">// Returns the LNS fragment where the given variables are fixed to the value</span></div>
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||
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="comment">// they take in the given solution.</span></div>
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||
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a586408c556a6e1732ac80d8df9cdee5b">FixGivenVariables</a>(</div>
|
||
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  <span class="keyword">const</span> std::vector<int>& variables_to_fix) <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 neighborhood where the given constraints are removed.</span></div>
|
||
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac0763b7b9e44b9b30e78b9dd4da8e98a">RemoveMarkedConstraints</a>(</div>
|
||
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keyword">const</span> std::vector<int>& constraints_to_remove) <span class="keyword">const</span>;</div>
|
||
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  </div>
|
||
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="comment">// Returns the LNS fragment which will relax all inactive variables and all</span></div>
|
||
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="comment">// variables in relaxed_variables.</span></div>
|
||
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8735c6fd1459361aa6696a77f8042bf1">RelaxGivenVariables</a>(</div>
|
||
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keyword">const</span> std::vector<int>& relaxed_variables) <span class="keyword">const</span>;</div>
|
||
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
|
||
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="comment">// Returns a trivial model by fixing all active variables to the initial</span></div>
|
||
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  <span class="comment">// solution values.</span></div>
|
||
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a307d968091a3bddbbce257cca9b79fbb">FixAllVariables</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution) <span class="keyword">const</span>;</div>
|
||
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
|
||
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="comment">// Return a neighborhood that correspond to the full problem.</span></div>
|
||
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63">FullNeighborhood</a>() <span class="keyword">const</span>;</div>
|
||
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  </div>
|
||
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  <span class="comment">// Indicates if the variable can be frozen. It happens if the variable is non</span></div>
|
||
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// constant, and if it is a decision variable, or if</span></div>
|
||
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="comment">// focus_on_decision_variables is false.</span></div>
|
||
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3536511769245b28739a715de62b0193">IsActive</a>(<span class="keywordtype">int</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>) <span class="keyword">const</span>;</div>
|
||
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  </div>
|
||
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="comment">// Returns the list of "active" variables.</span></div>
|
||
<div class="line"><a name="l00106"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a9cbca4684dddbad2d60b4dbcb1f90aba"> 106</a></span>  <span class="keyword">const</span> std::vector<int>& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a9cbca4684dddbad2d60b4dbcb1f90aba">ActiveVariables</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> active_variables_; }</div>
|
||
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  </div>
|
||
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="comment">// Constraints <-> Variables graph.</span></div>
|
||
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <span class="comment">// Note that only non-constant variable are listed here.</span></div>
|
||
<div class="line"><a name="l00110"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac3e42ca3d76c8f2ce836a85688768672"> 110</a></span>  <span class="keyword">const</span> std::vector<std::vector<int>>& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac3e42ca3d76c8f2ce836a85688768672">ConstraintToVar</a>()<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <span class="keywordflow">return</span> constraint_to_var_;</div>
|
||
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  }</div>
|
||
<div class="line"><a name="l00113"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a126969fed21452a041a7014fb86ff105"> 113</a></span>  <span class="keyword">const</span> std::vector<std::vector<int>>& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a126969fed21452a041a7014fb86ff105">VarToConstraint</a>()<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  <span class="keywordflow">return</span> var_to_constraint_;</div>
|
||
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  }</div>
|
||
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
|
||
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  <span class="comment">// Returns all the constraints indices of a given type.</span></div>
|
||
<div class="line"><a name="l00118"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6aef4ca16709a75231ee1691c306c641"> 118</a></span>  <span class="keyword">const</span> absl::Span<const int> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6aef4ca16709a75231ee1691c306c641">TypeToConstraints</a>(</div>
|
||
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  ConstraintProto::ConstraintCase type)<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (type >= type_to_constraints_.size()) <span class="keywordflow">return</span> {};</div>
|
||
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> absl::MakeSpan(type_to_constraints_[type]);</div>
|
||
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  }</div>
|
||
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  </div>
|
||
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="comment">// The initial problem.</span></div>
|
||
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  <span class="comment">// Note that the domain of the variables are not updated here.</span></div>
|
||
<div class="line"><a name="l00126"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a9f348ae7c22fbaa73b72bc976455ab14"> 126</a></span>  <span class="keyword">const</span> CpModelProto& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a9f348ae7c22fbaa73b72bc976455ab14">ModelProto</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> model_proto_; }</div>
|
||
<div class="line"><a name="l00127"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#af4a8d38991f3497e048a3b56b830087f"> 127</a></span>  <span class="keyword">const</span> SatParameters& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#af4a8d38991f3497e048a3b56b830087f">Parameters</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> parameters_; }</div>
|
||
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  </div>
|
||
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="comment">// This mutex must be acquired before calling any of the function that access</span></div>
|
||
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  <span class="comment">// data that can be updated by Synchronize().</span></div>
|
||
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="comment">// TODO(user): Refactor the class to be thread-safe instead, it should be</span></div>
|
||
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="comment">// safer and more easily maintenable. Some complication with accessing the</span></div>
|
||
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="comment">// variable<->constraint graph efficiently though.</span></div>
|
||
<div class="line"><a name="l00135"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a49496d349c274724b25a6b077cc8fdb4"> 135</a></span>  absl::Mutex* <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a49496d349c274724b25a6b077cc8fdb4">MutableMutex</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> &mutex_; }</div>
|
||
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
|
||
<div class="line"><a name="l00137"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a0e31a4150ae965379d0f05d51a0c1673"> 137</a></span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html">SharedResponseManager</a>& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a0e31a4150ae965379d0f05d51a0c1673">shared_response</a>()<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  <span class="keywordflow">return</span> *shared_response_;</div>
|
||
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  }</div>
|
||
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  </div>
|
||
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  <span class="keyword">private</span>:</div>
|
||
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  <span class="comment">// Recompute most of the class member. This needs to be called when the</span></div>
|
||
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  <span class="comment">// domains of the variables are updated.</span></div>
|
||
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">void</span> RecomputeHelperData();</div>
|
||
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  </div>
|
||
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="comment">// Indicates if a variable is fixed in the model.</span></div>
|
||
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keywordtype">bool</span> IsConstant(<span class="keywordtype">int</span> <a class="code" href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a>) <span class="keyword">const</span>;</div>
|
||
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  </div>
|
||
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keyword">const</span> SatParameters& parameters_;</div>
|
||
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <span class="keyword">const</span> CpModelProto& model_proto_;</div>
|
||
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordtype">int</span> shared_bounds_id_;</div>
|
||
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="classoperations__research_1_1_shared_time_limit.html">SharedTimeLimit</a>* shared_time_limit_;</div>
|
||
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_bounds_manager.html">SharedBoundsManager</a>* shared_bounds_;</div>
|
||
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html">SharedResponseManager</a>* shared_response_;</div>
|
||
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html">SharedRelaxationSolutionRepository</a>* shared_relaxation_solutions_;</div>
|
||
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div>
|
||
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="comment">// This proto will only contain the field variables() with an updated version</span></div>
|
||
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  <span class="comment">// of the domains compared to model_proto_.variables(). We do it like this to</span></div>
|
||
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <span class="comment">// reduce the memory footprint of the helper when the model is large.</span></div>
|
||
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  <span class="comment">// TODO(user): Use custom domain repository rather than a proto?</span></div>
|
||
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  CpModelProto model_proto_with_only_variables_;</div>
|
||
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  </div>
|
||
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  <span class="keyword">mutable</span> absl::Mutex mutex_;</div>
|
||
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  </div>
|
||
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  <span class="comment">// Constraints by types.</span></div>
|
||
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  std::vector<std::vector<int>> type_to_constraints_;</div>
|
||
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  </div>
|
||
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="comment">// Variable-Constraint graph.</span></div>
|
||
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  std::vector<std::vector<int>> constraint_to_var_;</div>
|
||
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  std::vector<std::vector<int>> var_to_constraint_;</div>
|
||
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  </div>
|
||
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="comment">// The set of active variables, that is the list of non constant variables if</span></div>
|
||
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  <span class="comment">// parameters_.focus_on_decision_variables() is false, or the list of non</span></div>
|
||
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="comment">// constant decision variables otherwise. It is stored both as a list and as a</span></div>
|
||
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  <span class="comment">// set (using a Boolean vector).</span></div>
|
||
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  std::vector<bool> active_variables_set_;</div>
|
||
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  std::vector<int> active_variables_;</div>
|
||
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> };</div>
|
||
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  </div>
|
||
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment">// Base class for a CpModelProto neighborhood generator.</span></div>
|
||
<div class="line"><a name="l00182"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html"> 182</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00184"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a60349be3472ae33af45a70cd5480a7e3"> 184</a></span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a60349be3472ae33af45a70cd5480a7e3">NeighborhoodGenerator</a>(<span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>,</div>
|
||
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper)</div>
|
||
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a723d30392e2c4f36252de0528a1b246d">name_</a>(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>), <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472">helper_</a>(*helper), difficulty_(0.5) {}</div>
|
||
<div class="line"><a name="l00187"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a186eb8a0761d3a80e350e5d6eb6412a1"> 187</a></span>  <span class="keyword">virtual</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a186eb8a0761d3a80e350e5d6eb6412a1">~NeighborhoodGenerator</a>() {}</div>
|
||
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  </div>
|
||
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="comment">// Generates a "local" subproblem for the given seed.</span></div>
|
||
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="comment">// The difficulty will be in [0, 1] and is related to the asked neighborhood</span></div>
|
||
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="comment">// size (and thus local problem difficulty). A difficulty of 0.0 means empty</span></div>
|
||
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="comment">// neighborhood and a difficulty of 1.0 means the full problem. The algorithm</span></div>
|
||
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// should try to generate a neighborhood according to this difficulty which</span></div>
|
||
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="comment">// will be dynamically adjusted depending on whether or not we can solve the</span></div>
|
||
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="comment">// subproblem in a given time limit.</span></div>
|
||
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  <span class="comment">// The given initial_solution should contain a feasible solution to the</span></div>
|
||
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  <span class="comment">// initial CpModelProto given to this class. Any solution to the returned</span></div>
|
||
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="comment">// CPModelProto should also be valid solution to the same initial model.</span></div>
|
||
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  <span class="comment">// This function should be thread-safe.</span></div>
|
||
<div class="line"><a name="l00203"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a09fa0632fb0484300de153adb79f071d"> 203</a></span>  <span class="keyword">virtual</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a09fa0632fb0484300de153adb79f071d">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) = 0;</div>
|
||
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  </div>
|
||
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="comment">// Returns true if the neighborhood generator can generate a neighborhood.</span></div>
|
||
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a34c45a33de4f8a713e99bbf97d8d08d6">ReadyToGenerate</a>() <span class="keyword">const</span>;</div>
|
||
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
|
||
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  <span class="comment">// Returns true if the neighborhood generator generates relaxation of the</span></div>
|
||
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="comment">// given problem.</span></div>
|
||
<div class="line"><a name="l00211"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a0c8b86bd60b4fc70cb653a12d50c2ce8"> 211</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a0c8b86bd60b4fc70cb653a12d50c2ce8">IsRelaxationGenerator</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <span class="keyword">false</span>; }</div>
|
||
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  </div>
|
||
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="comment">// Uses UCB1 algorithm to compute the score (Multi armed bandit problem).</span></div>
|
||
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="comment">// Details are at</span></div>
|
||
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  <span class="comment">// https://lilianweng.github.io/lil-log/2018/01/23/the-multi-armed-bandit-problem-and-its-solutions.html.</span></div>
|
||
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="comment">// 'total_num_calls' should be the sum of calls across all generators part of</span></div>
|
||
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="comment">// the multi armed bandit problem.</span></div>
|
||
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="comment">// If the generator is called less than 10 times then the method returns</span></div>
|
||
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="comment">// infinity as score in order to get more data about the generator</span></div>
|
||
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  <span class="comment">// performance.</span></div>
|
||
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a8c5aac83a5aea832261e7a5ab425e54b">GetUCBScore</a>(<a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> total_num_calls) <span class="keyword">const</span>;</div>
|
||
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  </div>
|
||
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  <span class="comment">// Adds solve data about one "solved" neighborhood.</span></div>
|
||
<div class="line"><a name="l00224"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html"> 224</a></span>  <span class="keyword">struct </span><a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html">SolveData</a> {</div>
|
||
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="comment">// Neighborhood Id. Used to identify the neighborhood by a generator.</span></div>
|
||
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="comment">// Currently only used by WeightedRandomRelaxationNeighborhoodGenerator.</span></div>
|
||
<div class="line"><a name="l00227"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#ac9a13145434b16b5645828ffa1ebad02"> 227</a></span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#ac9a13145434b16b5645828ffa1ebad02">neighborhood_id</a> = 0;</div>
|
||
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  </div>
|
||
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="comment">// The status of the sub-solve.</span></div>
|
||
<div class="line"><a name="l00230"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a91dacddd9f775730c8d424d2ab4d76ac"> 230</a></span>  <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815">CpSolverStatus</a> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a91dacddd9f775730c8d424d2ab4d76ac">status</a> = <a class="code" href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a6ce26a62afab55d7606ad4e92428b30c">CpSolverStatus::UNKNOWN</a>;</div>
|
||
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  </div>
|
||
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="comment">// The difficulty when this neighborhood was generated.</span></div>
|
||
<div class="line"><a name="l00233"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a71013162baa979e0b8780100905cf700"> 233</a></span>  <span class="keywordtype">double</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a71013162baa979e0b8780100905cf700">difficulty</a> = 0.0;</div>
|
||
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  </div>
|
||
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="comment">// The determinitic time limit given to the solver for this neighborhood.</span></div>
|
||
<div class="line"><a name="l00236"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a4f572c68b7bf3aac70b3f5292398ff7b"> 236</a></span>  <span class="keywordtype">double</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a4f572c68b7bf3aac70b3f5292398ff7b">deterministic_limit</a> = 0.0;</div>
|
||
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  </div>
|
||
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// The time it took to solve this neighborhood.</span></div>
|
||
<div class="line"><a name="l00239"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#afc5fa55f61560324377e4f42d4a9211f"> 239</a></span>  <span class="keywordtype">double</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#afc5fa55f61560324377e4f42d4a9211f">deterministic_time</a> = 0.0;</div>
|
||
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  </div>
|
||
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  <span class="comment">// Objective information. These only refer to the "internal" objective</span></div>
|
||
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  <span class="comment">// without scaling or offset so we are exact and it is always in the</span></div>
|
||
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  <span class="comment">// minimization direction.</span></div>
|
||
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  <span class="comment">// - The initial best objective is the one of the best known solution at the</span></div>
|
||
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="comment">// time the neighborhood was generated.</span></div>
|
||
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  <span class="comment">// - The base objective is the one of the base solution from which this</span></div>
|
||
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="comment">// neighborhood was generated.</span></div>
|
||
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="comment">// - The new objective is the objective of the best solution found by</span></div>
|
||
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="comment">// solving the neighborhood.</span></div>
|
||
<div class="line"><a name="l00250"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2b7499dfe1d827cdca46593256705cd4"> 250</a></span>  IntegerValue <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2b7499dfe1d827cdca46593256705cd4">initial_best_objective</a> = IntegerValue(0);</div>
|
||
<div class="line"><a name="l00251"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a1092ef5699db303eacd67586fe6273f4"> 251</a></span>  IntegerValue <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a1092ef5699db303eacd67586fe6273f4">base_objective</a> = IntegerValue(0);</div>
|
||
<div class="line"><a name="l00252"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a6bdd919d4fe97909496a23f7d85b5d8e"> 252</a></span>  IntegerValue <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a6bdd919d4fe97909496a23f7d85b5d8e">new_objective</a> = IntegerValue(0);</div>
|
||
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  </div>
|
||
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  <span class="comment">// Bounds data is only used by relaxation neighborhoods.</span></div>
|
||
<div class="line"><a name="l00255"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2579a2fccfe41ac8b5d8dac1c7f93607"> 255</a></span>  IntegerValue <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2579a2fccfe41ac8b5d8dac1c7f93607">initial_best_objective_bound</a> = IntegerValue(0);</div>
|
||
<div class="line"><a name="l00256"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#abfd9e74380811ea081037db464d22f2f"> 256</a></span>  IntegerValue <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#abfd9e74380811ea081037db464d22f2f">new_objective_bound</a> = IntegerValue(0);</div>
|
||
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  </div>
|
||
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  <span class="comment">// This is just used to construct a deterministic order for the updates.</span></div>
|
||
<div class="line"><a name="l00259"></a><span class="lineno"><a class="line" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a00195aa190a0eea4cd4ab808056bfbfd"> 259</a></span>  <span class="keywordtype">bool</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a00195aa190a0eea4cd4ab808056bfbfd">operator<</a>(<span class="keyword">const</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html">SolveData</a>& o)<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span>  <span class="keywordflow">return</span> std::tie(<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a91dacddd9f775730c8d424d2ab4d76ac">status</a>, <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a71013162baa979e0b8780100905cf700">difficulty</a>, <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a4f572c68b7bf3aac70b3f5292398ff7b">deterministic_limit</a>,</div>
|
||
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#afc5fa55f61560324377e4f42d4a9211f">deterministic_time</a>, <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2b7499dfe1d827cdca46593256705cd4">initial_best_objective</a>,</div>
|
||
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a1092ef5699db303eacd67586fe6273f4">base_objective</a>, <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a6bdd919d4fe97909496a23f7d85b5d8e">new_objective</a>,</div>
|
||
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2579a2fccfe41ac8b5d8dac1c7f93607">initial_best_objective_bound</a>, <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#abfd9e74380811ea081037db464d22f2f">new_objective_bound</a>,</div>
|
||
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#ac9a13145434b16b5645828ffa1ebad02">neighborhood_id</a>) <</div>
|
||
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  std::tie(o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a91dacddd9f775730c8d424d2ab4d76ac">status</a>, o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a71013162baa979e0b8780100905cf700">difficulty</a>, o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a4f572c68b7bf3aac70b3f5292398ff7b">deterministic_limit</a>,</div>
|
||
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#afc5fa55f61560324377e4f42d4a9211f">deterministic_time</a>, o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2b7499dfe1d827cdca46593256705cd4">initial_best_objective</a>,</div>
|
||
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a1092ef5699db303eacd67586fe6273f4">base_objective</a>, o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a6bdd919d4fe97909496a23f7d85b5d8e">new_objective</a>,</div>
|
||
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2579a2fccfe41ac8b5d8dac1c7f93607">initial_best_objective_bound</a>, o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#abfd9e74380811ea081037db464d22f2f">new_objective_bound</a>,</div>
|
||
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  o.<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#ac9a13145434b16b5645828ffa1ebad02">neighborhood_id</a>);</div>
|
||
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  }</div>
|
||
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  };</div>
|
||
<div class="line"><a name="l00272"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a24d01ebae72ddcb6d698c97add3f41a5"> 272</a></span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a24d01ebae72ddcb6d698c97add3f41a5">AddSolveData</a>(<a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html">SolveData</a> data) {</div>
|
||
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  absl::MutexLock mutex_lock(&<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
|
||
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  solve_data_.push_back(data);</div>
|
||
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  }</div>
|
||
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  </div>
|
||
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="comment">// Process all the recently added solve data and update this generator</span></div>
|
||
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  <span class="comment">// score and difficulty.</span></div>
|
||
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9ca5b99b3550503ca7bad8418e133156">Synchronize</a>();</div>
|
||
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  </div>
|
||
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="comment">// Returns a short description of the generator.</span></div>
|
||
<div class="line"><a name="l00282"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171"> 282</a></span>  std::string <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a723d30392e2c4f36252de0528a1b246d">name_</a>; }</div>
|
||
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  </div>
|
||
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <span class="comment">// Number of times this generator was called.</span></div>
|
||
<div class="line"><a name="l00285"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#aa3c8c5ea258e51976ee346183f19b461"> 285</a></span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#aa3c8c5ea258e51976ee346183f19b461">num_calls</a>()<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  absl::MutexLock mutex_lock(&<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
|
||
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordflow">return</span> num_calls_;</div>
|
||
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  }</div>
|
||
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  </div>
|
||
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  <span class="comment">// Number of time the neighborhood was fully solved (OPTIMAL/INFEASIBLE).</span></div>
|
||
<div class="line"><a name="l00291"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9377c60c33cbae3a602a38995e8e0359"> 291</a></span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9377c60c33cbae3a602a38995e8e0359">num_fully_solved_calls</a>()<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  absl::MutexLock mutex_lock(&<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
|
||
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">return</span> num_fully_solved_calls_;</div>
|
||
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  }</div>
|
||
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  </div>
|
||
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  <span class="comment">// The current difficulty of this generator</span></div>
|
||
<div class="line"><a name="l00297"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac"> 297</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>()<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  absl::MutexLock mutex_lock(&<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
|
||
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="keywordflow">return</span> difficulty_.<a class="code" href="classoperations__research_1_1_adaptive_parameter_value.html#a374f9f0250d7e270cc4bf301edb46523">value</a>();</div>
|
||
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  }</div>
|
||
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  </div>
|
||
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  <span class="comment">// The current time limit that the sub-solve should use on this generator.</span></div>
|
||
<div class="line"><a name="l00303"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae6e428960282281b0cc3d4ea0427a610"> 303</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae6e428960282281b0cc3d4ea0427a610">deterministic_limit</a>()<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span>  absl::MutexLock mutex_lock(&<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
|
||
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keywordflow">return</span> deterministic_limit_;</div>
|
||
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  }</div>
|
||
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  </div>
|
||
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="comment">// The sum of the deterministic time spent in this generator.</span></div>
|
||
<div class="line"><a name="l00309"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae525d235b02bcfc962d845e28f5f0125"> 309</a></span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae525d235b02bcfc962d845e28f5f0125">deterministic_time</a>()<span class="keyword"> const </span>{</div>
|
||
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  absl::MutexLock mutex_lock(&<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
|
||
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordflow">return</span> deterministic_time_;</div>
|
||
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  }</div>
|
||
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  </div>
|
||
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keyword">protected</span>:</div>
|
||
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="comment">// Triggered with each call to Synchronize() for each recently added</span></div>
|
||
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  <span class="comment">// SolveData. This is meant to be used for processing feedbacks by specific</span></div>
|
||
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="comment">// neighborhood generators to adjust the neighborhood generation process.</span></div>
|
||
<div class="line"><a name="l00318"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ac497558c5257914ba8ffdc4e95e59c21"> 318</a></span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ac497558c5257914ba8ffdc4e95e59c21">AdditionalProcessingOnSynchronize</a>(<span class="keyword">const</span> <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html">SolveData</a>& solve_data) {}</div>
|
||
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  </div>
|
||
<div class="line"><a name="l00320"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a723d30392e2c4f36252de0528a1b246d"> 320</a></span>  <span class="keyword">const</span> std::string <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a723d30392e2c4f36252de0528a1b246d">name_</a>;</div>
|
||
<div class="line"><a name="l00321"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472"> 321</a></span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a>& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472">helper_</a>;</div>
|
||
<div class="line"><a name="l00322"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73"> 322</a></span>  <span class="keyword">mutable</span> absl::Mutex <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>;</div>
|
||
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  </div>
|
||
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keyword">private</span>:</div>
|
||
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  std::vector<SolveData> solve_data_;</div>
|
||
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  </div>
|
||
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <span class="comment">// Current parameters to be used when generating/solving a neighborhood with</span></div>
|
||
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  <span class="comment">// this generator. Only updated on Synchronize().</span></div>
|
||
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <a class="code" href="classoperations__research_1_1_adaptive_parameter_value.html">AdaptiveParameterValue</a> difficulty_;</div>
|
||
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  <span class="keywordtype">double</span> deterministic_limit_ = 0.1;</div>
|
||
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  </div>
|
||
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  <span class="comment">// Current statistics of the last solved neighborhood.</span></div>
|
||
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="comment">// Only updated on Synchronize().</span></div>
|
||
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> num_calls_ = 0;</div>
|
||
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> num_fully_solved_calls_ = 0;</div>
|
||
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> num_consecutive_non_improving_calls_ = 0;</div>
|
||
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordtype">double</span> deterministic_time_ = 0.0;</div>
|
||
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordtype">double</span> current_average_ = 0.0;</div>
|
||
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> };</div>
|
||
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  </div>
|
||
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment">// Pick a random subset of variables.</span></div>
|
||
<div class="line"><a name="l00342"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_simple_neighborhood_generator.html"> 342</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_simple_neighborhood_generator.html">SimpleNeighborhoodGenerator</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00344"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_simple_neighborhood_generator.html#af69bb9fef52993c8ea1e967039583e86"> 344</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_simple_neighborhood_generator.html#af69bb9fef52993c8ea1e967039583e86">SimpleNeighborhoodGenerator</a>(</div>
|
||
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper, <span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>)</div>
|
||
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a>(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>, helper) {}</div>
|
||
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_simple_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) <span class="keyword">final</span>;</div>
|
||
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> };</div>
|
||
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  </div>
|
||
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment">// Pick a random subset of variables that are constructed by a BFS in the</span></div>
|
||
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="comment">// variable <-> constraint graph. That is, pick a random variable, then all the</span></div>
|
||
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment">// variable connected by some constraint to the first one, and so on. The</span></div>
|
||
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment">// variable of the last "level" are selected randomly.</span></div>
|
||
<div class="line"><a name="l00355"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html"> 355</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html">VariableGraphNeighborhoodGenerator</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00357"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a7c2e3be0221c9e8d25ee4c5023da94c4"> 357</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a7c2e3be0221c9e8d25ee4c5023da94c4">VariableGraphNeighborhoodGenerator</a>(</div>
|
||
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper, <span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>)</div>
|
||
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a>(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>, helper) {}</div>
|
||
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) <span class="keyword">final</span>;</div>
|
||
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> };</div>
|
||
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span>  </div>
|
||
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> <span class="comment">// Pick a random subset of constraint and relax all of their variables. We are a</span></div>
|
||
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="comment">// bit smarter than this because after the first contraint is selected, we only</span></div>
|
||
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="comment">// select constraints that share at least one variable with the already selected</span></div>
|
||
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> <span class="comment">// constraints. The variable from the "last" constraint are selected randomly.</span></div>
|
||
<div class="line"><a name="l00368"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html"> 368</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html">ConstraintGraphNeighborhoodGenerator</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00370"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#ad2ac901759c4a6edf1c88a1c9c380381"> 370</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#ad2ac901759c4a6edf1c88a1c9c380381">ConstraintGraphNeighborhoodGenerator</a>(</div>
|
||
<div class="line"><a name="l00371"></a><span class="lineno"> 371</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper, <span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>)</div>
|
||
<div class="line"><a name="l00372"></a><span class="lineno"> 372</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a>(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>, helper) {}</div>
|
||
<div class="line"><a name="l00373"></a><span class="lineno"> 373</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00374"></a><span class="lineno"> 374</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) <span class="keyword">final</span>;</div>
|
||
<div class="line"><a name="l00375"></a><span class="lineno"> 375</span> };</div>
|
||
<div class="line"><a name="l00376"></a><span class="lineno"> 376</span>  </div>
|
||
<div class="line"><a name="l00377"></a><span class="lineno"> 377</span> <span class="comment">// Helper method for the scheduling neighborhood generators. Returns the model</span></div>
|
||
<div class="line"><a name="l00378"></a><span class="lineno"> 378</span> <span class="comment">// as neighborhood for the given set of intervals to relax. For each no_overlap</span></div>
|
||
<div class="line"><a name="l00379"></a><span class="lineno"> 379</span> <span class="comment">// constraints, it adds strict relation order between the non-relaxed intervals.</span></div>
|
||
<div class="line"><a name="l00380"></a><span class="lineno"> 380</span> Neighborhood <a class="code" href="namespaceoperations__research_1_1sat.html#ad57491858f7814f0a03845022b6de35e">GenerateSchedulingNeighborhoodForRelaxation</a>(</div>
|
||
<div class="line"><a name="l00381"></a><span class="lineno"> 381</span>  <span class="keyword">const</span> absl::Span<const int> intervals_to_relax,</div>
|
||
<div class="line"><a name="l00382"></a><span class="lineno"> 382</span>  <span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00383"></a><span class="lineno"> 383</span>  <span class="keyword">const</span> NeighborhoodGeneratorHelper& helper);</div>
|
||
<div class="line"><a name="l00384"></a><span class="lineno"> 384</span>  </div>
|
||
<div class="line"><a name="l00385"></a><span class="lineno"> 385</span> <span class="comment">// Only make sense for scheduling problem. This select a random set of interval</span></div>
|
||
<div class="line"><a name="l00386"></a><span class="lineno"> 386</span> <span class="comment">// of the problem according to the difficulty. Then, for each no_overlap</span></div>
|
||
<div class="line"><a name="l00387"></a><span class="lineno"> 387</span> <span class="comment">// constraints, it adds strict relation order between the non-relaxed intervals.</span></div>
|
||
<div class="line"><a name="l00388"></a><span class="lineno"> 388</span> <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00389"></a><span class="lineno"> 389</span> <span class="comment">// TODO(user): Also deal with cumulative constraint.</span></div>
|
||
<div class="line"><a name="l00390"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html"> 390</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html">SchedulingNeighborhoodGenerator</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00391"></a><span class="lineno"> 391</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00392"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a290a392b71763eec83b7f69dc53781d6"> 392</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a290a392b71763eec83b7f69dc53781d6">SchedulingNeighborhoodGenerator</a>(</div>
|
||
<div class="line"><a name="l00393"></a><span class="lineno"> 393</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper, <span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>)</div>
|
||
<div class="line"><a name="l00394"></a><span class="lineno"> 394</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a>(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>, helper) {}</div>
|
||
<div class="line"><a name="l00395"></a><span class="lineno"> 395</span>  </div>
|
||
<div class="line"><a name="l00396"></a><span class="lineno"> 396</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00397"></a><span class="lineno"> 397</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) <span class="keyword">final</span>;</div>
|
||
<div class="line"><a name="l00398"></a><span class="lineno"> 398</span> };</div>
|
||
<div class="line"><a name="l00399"></a><span class="lineno"> 399</span>  </div>
|
||
<div class="line"><a name="l00400"></a><span class="lineno"> 400</span> <span class="comment">// Similar to SchedulingNeighborhoodGenerator except the set of intervals that</span></div>
|
||
<div class="line"><a name="l00401"></a><span class="lineno"> 401</span> <span class="comment">// are relaxed are from a specific random time interval.</span></div>
|
||
<div class="line"><a name="l00402"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html"> 402</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html">SchedulingTimeWindowNeighborhoodGenerator</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00403"></a><span class="lineno"> 403</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00404"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a2ea0f2091a27219aa8345fff8068eedc"> 404</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a2ea0f2091a27219aa8345fff8068eedc">SchedulingTimeWindowNeighborhoodGenerator</a>(</div>
|
||
<div class="line"><a name="l00405"></a><span class="lineno"> 405</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper, <span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>)</div>
|
||
<div class="line"><a name="l00406"></a><span class="lineno"> 406</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a>(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>, helper) {}</div>
|
||
<div class="line"><a name="l00407"></a><span class="lineno"> 407</span>  </div>
|
||
<div class="line"><a name="l00408"></a><span class="lineno"> 408</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00409"></a><span class="lineno"> 409</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) <span class="keyword">final</span>;</div>
|
||
<div class="line"><a name="l00410"></a><span class="lineno"> 410</span> };</div>
|
||
<div class="line"><a name="l00411"></a><span class="lineno"> 411</span>  </div>
|
||
<div class="line"><a name="l00412"></a><span class="lineno"> 412</span> <span class="comment">// Generates a neighborhood by fixing the variables to solutions reported in</span></div>
|
||
<div class="line"><a name="l00413"></a><span class="lineno"> 413</span> <span class="comment">// various repositories. This is inspired from RINS published in "Exploring</span></div>
|
||
<div class="line"><a name="l00414"></a><span class="lineno"> 414</span> <span class="comment">// relaxation induced neighborhoods to improve MIP solutions" 2004 by E. Danna</span></div>
|
||
<div class="line"><a name="l00415"></a><span class="lineno"> 415</span> <span class="comment">// et.</span></div>
|
||
<div class="line"><a name="l00416"></a><span class="lineno"> 416</span> <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00417"></a><span class="lineno"> 417</span> <span class="comment">// If incomplete_solutions is provided, this generates a neighborhood by fixing</span></div>
|
||
<div class="line"><a name="l00418"></a><span class="lineno"> 418</span> <span class="comment">// the variable values to a solution in the SharedIncompleteSolutionManager and</span></div>
|
||
<div class="line"><a name="l00419"></a><span class="lineno"> 419</span> <span class="comment">// ignores the other repositories.</span></div>
|
||
<div class="line"><a name="l00420"></a><span class="lineno"> 420</span> <span class="comment">//</span></div>
|
||
<div class="line"><a name="l00421"></a><span class="lineno"> 421</span> <span class="comment">// Otherwise, if response_manager is not provided, this generates a neighborhood</span></div>
|
||
<div class="line"><a name="l00422"></a><span class="lineno"> 422</span> <span class="comment">// using only the linear/general relaxation values. The domain of the variables</span></div>
|
||
<div class="line"><a name="l00423"></a><span class="lineno"> 423</span> <span class="comment">// are reduced to the integer values around their lp solution/relaxation</span></div>
|
||
<div class="line"><a name="l00424"></a><span class="lineno"> 424</span> <span class="comment">// solution values. This was published in "RENS – The Relaxation Enforced</span></div>
|
||
<div class="line"><a name="l00425"></a><span class="lineno"> 425</span> <span class="comment">// Neighborhood" 2009 by Timo Berthold.</span></div>
|
||
<div class="line"><a name="l00426"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html"> 426</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html">RelaxationInducedNeighborhoodGenerator</a> : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00427"></a><span class="lineno"> 427</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00428"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a04aa59221e89859285d2224a198d5a5f"> 428</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a04aa59221e89859285d2224a198d5a5f">RelaxationInducedNeighborhoodGenerator</a>(</div>
|
||
<div class="line"><a name="l00429"></a><span class="lineno"> 429</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper,</div>
|
||
<div class="line"><a name="l00430"></a><span class="lineno"> 430</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html">SharedResponseManager</a>* response_manager,</div>
|
||
<div class="line"><a name="l00431"></a><span class="lineno"> 431</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html">SharedRelaxationSolutionRepository</a>* <a class="code" href="cp__model__solver_8cc.html#a2a2278bd1fb787198e496b7d443a05e8">relaxation_solutions</a>,</div>
|
||
<div class="line"><a name="l00432"></a><span class="lineno"> 432</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html">SharedLPSolutionRepository</a>* <a class="code" href="cp__model__solver_8cc.html#a5c52f4ef9698913ed16c67a4a6cec606">lp_solutions</a>,</div>
|
||
<div class="line"><a name="l00433"></a><span class="lineno"> 433</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html">SharedIncompleteSolutionManager</a>* <a class="code" href="cp__model__solver_8cc.html#a6bc4d701f71d498e82a3d45adde9a2e4">incomplete_solutions</a>,</div>
|
||
<div class="line"><a name="l00434"></a><span class="lineno"> 434</span>  <span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>)</div>
|
||
<div class="line"><a name="l00435"></a><span class="lineno"> 435</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a>(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>, helper),</div>
|
||
<div class="line"><a name="l00436"></a><span class="lineno"> 436</span>  response_manager_(response_manager),</div>
|
||
<div class="line"><a name="l00437"></a><span class="lineno"> 437</span>  relaxation_solutions_(<a class="code" href="cp__model__solver_8cc.html#a2a2278bd1fb787198e496b7d443a05e8">relaxation_solutions</a>),</div>
|
||
<div class="line"><a name="l00438"></a><span class="lineno"> 438</span>  lp_solutions_(<a class="code" href="cp__model__solver_8cc.html#a5c52f4ef9698913ed16c67a4a6cec606">lp_solutions</a>),</div>
|
||
<div class="line"><a name="l00439"></a><span class="lineno"> 439</span>  incomplete_solutions_(<a class="code" href="cp__model__solver_8cc.html#a6bc4d701f71d498e82a3d45adde9a2e4">incomplete_solutions</a>) {</div>
|
||
<div class="line"><a name="l00440"></a><span class="lineno"> 440</span>  <a class="code" href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a>(lp_solutions_ != <span class="keyword">nullptr</span> || relaxation_solutions_ != <span class="keyword">nullptr</span> ||</div>
|
||
<div class="line"><a name="l00441"></a><span class="lineno"> 441</span>  <a class="code" href="cp__model__solver_8cc.html#a6bc4d701f71d498e82a3d45adde9a2e4">incomplete_solutions</a> != <span class="keyword">nullptr</span>);</div>
|
||
<div class="line"><a name="l00442"></a><span class="lineno"> 442</span>  }</div>
|
||
<div class="line"><a name="l00443"></a><span class="lineno"> 443</span>  </div>
|
||
<div class="line"><a name="l00444"></a><span class="lineno"> 444</span>  <span class="comment">// Both initial solution and difficulty values are ignored.</span></div>
|
||
<div class="line"><a name="l00445"></a><span class="lineno"> 445</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00446"></a><span class="lineno"> 446</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) <span class="keyword">final</span>;</div>
|
||
<div class="line"><a name="l00447"></a><span class="lineno"> 447</span>  </div>
|
||
<div class="line"><a name="l00448"></a><span class="lineno"> 448</span>  <span class="comment">// Returns true if the required solutions are available.</span></div>
|
||
<div class="line"><a name="l00449"></a><span class="lineno"> 449</span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054">ReadyToGenerate</a>() <span class="keyword">const override</span>;</div>
|
||
<div class="line"><a name="l00450"></a><span class="lineno"> 450</span>  </div>
|
||
<div class="line"><a name="l00451"></a><span class="lineno"> 451</span>  <span class="keyword">private</span>:</div>
|
||
<div class="line"><a name="l00452"></a><span class="lineno"> 452</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_response_manager.html">SharedResponseManager</a>* response_manager_;</div>
|
||
<div class="line"><a name="l00453"></a><span class="lineno"> 453</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html">SharedRelaxationSolutionRepository</a>* relaxation_solutions_;</div>
|
||
<div class="line"><a name="l00454"></a><span class="lineno"> 454</span>  <span class="keyword">const</span> <a class="code" href="classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html">SharedLPSolutionRepository</a>* lp_solutions_;</div>
|
||
<div class="line"><a name="l00455"></a><span class="lineno"> 455</span>  <a class="code" href="classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html">SharedIncompleteSolutionManager</a>* incomplete_solutions_;</div>
|
||
<div class="line"><a name="l00456"></a><span class="lineno"> 456</span> };</div>
|
||
<div class="line"><a name="l00457"></a><span class="lineno"> 457</span>  </div>
|
||
<div class="line"><a name="l00458"></a><span class="lineno"> 458</span> <span class="comment">// Generates a relaxation of the original model by removing a consecutive span</span></div>
|
||
<div class="line"><a name="l00459"></a><span class="lineno"> 459</span> <span class="comment">// of constraints starting at a random index. The number of constraints removed</span></div>
|
||
<div class="line"><a name="l00460"></a><span class="lineno"> 460</span> <span class="comment">// is in sync with the difficulty passed to the generator.</span></div>
|
||
<div class="line"><a name="l00461"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html"> 461</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html">ConsecutiveConstraintsRelaxationNeighborhoodGenerator</a></div>
|
||
<div class="line"><a name="l00462"></a><span class="lineno"> 462</span>  : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00463"></a><span class="lineno"> 463</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00464"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a23c196ccae7ce05ad735bd5def5a9052"> 464</a></span>  <span class="keyword">explicit</span> <a class="code" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a23c196ccae7ce05ad735bd5def5a9052">ConsecutiveConstraintsRelaxationNeighborhoodGenerator</a>(</div>
|
||
<div class="line"><a name="l00465"></a><span class="lineno"> 465</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper, <span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>)</div>
|
||
<div class="line"><a name="l00466"></a><span class="lineno"> 466</span>  : <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a>(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>, helper) {}</div>
|
||
<div class="line"><a name="l00467"></a><span class="lineno"> 467</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00468"></a><span class="lineno"> 468</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) <span class="keyword">final</span>;</div>
|
||
<div class="line"><a name="l00469"></a><span class="lineno"> 469</span>  </div>
|
||
<div class="line"><a name="l00470"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a674468b66860a4942dea730f9731c5cf"> 470</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a674468b66860a4942dea730f9731c5cf">IsRelaxationGenerator</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div>
|
||
<div class="line"><a name="l00471"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054"> 471</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054">ReadyToGenerate</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div>
|
||
<div class="line"><a name="l00472"></a><span class="lineno"> 472</span> };</div>
|
||
<div class="line"><a name="l00473"></a><span class="lineno"> 473</span>  </div>
|
||
<div class="line"><a name="l00474"></a><span class="lineno"> 474</span> <span class="comment">// Generates a relaxation of the original model by removing some constraints</span></div>
|
||
<div class="line"><a name="l00475"></a><span class="lineno"> 475</span> <span class="comment">// randomly with a given weight for each constraint that controls the</span></div>
|
||
<div class="line"><a name="l00476"></a><span class="lineno"> 476</span> <span class="comment">// probability of constraint getting removed. The number of constraints removed</span></div>
|
||
<div class="line"><a name="l00477"></a><span class="lineno"> 477</span> <span class="comment">// is in sync with the difficulty passed to the generator. Higher weighted</span></div>
|
||
<div class="line"><a name="l00478"></a><span class="lineno"> 478</span> <span class="comment">// constraints are more likely to get removed.</span></div>
|
||
<div class="line"><a name="l00479"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html"> 479</a></span> <span class="keyword">class </span><a class="code" href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html">WeightedRandomRelaxationNeighborhoodGenerator</a></div>
|
||
<div class="line"><a name="l00480"></a><span class="lineno"> 480</span>  : <span class="keyword">public</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">NeighborhoodGenerator</a> {</div>
|
||
<div class="line"><a name="l00481"></a><span class="lineno"> 481</span>  <span class="keyword">public</span>:</div>
|
||
<div class="line"><a name="l00482"></a><span class="lineno"> 482</span>  <a class="code" href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a325f8d16767c3a3912e429d856171150">WeightedRandomRelaxationNeighborhoodGenerator</a>(</div>
|
||
<div class="line"><a name="l00483"></a><span class="lineno"> 483</span>  <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">NeighborhoodGeneratorHelper</a> <span class="keyword">const</span>* helper, <span class="keyword">const</span> std::string& <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">name</a>);</div>
|
||
<div class="line"><a name="l00484"></a><span class="lineno"> 484</span>  </div>
|
||
<div class="line"><a name="l00485"></a><span class="lineno"> 485</span>  <span class="comment">// Generates the neighborhood as described above. Also stores the removed</span></div>
|
||
<div class="line"><a name="l00486"></a><span class="lineno"> 486</span>  <span class="comment">// constraints indices for adjusting the weights.</span></div>
|
||
<div class="line"><a name="l00487"></a><span class="lineno"> 487</span>  <a class="code" href="structoperations__research_1_1sat_1_1_neighborhood.html">Neighborhood</a> <a class="code" href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">Generate</a>(<span class="keyword">const</span> CpSolverResponse& initial_solution,</div>
|
||
<div class="line"><a name="l00488"></a><span class="lineno"> 488</span>  <span class="keywordtype">double</span> <a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">difficulty</a>, absl::BitGenRef random) <span class="keyword">final</span>;</div>
|
||
<div class="line"><a name="l00489"></a><span class="lineno"> 489</span>  </div>
|
||
<div class="line"><a name="l00490"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a674468b66860a4942dea730f9731c5cf"> 490</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a674468b66860a4942dea730f9731c5cf">IsRelaxationGenerator</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div>
|
||
<div class="line"><a name="l00491"></a><span class="lineno"><a class="line" href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054"> 491</a></span>  <span class="keywordtype">bool</span> <a class="code" href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054">ReadyToGenerate</a>()<span class="keyword"> const override </span>{ <span class="keywordflow">return</span> <span class="keyword">true</span>; }</div>
|
||
<div class="line"><a name="l00492"></a><span class="lineno"> 492</span>  </div>
|
||
<div class="line"><a name="l00493"></a><span class="lineno"> 493</span>  <span class="keyword">private</span>:</div>
|
||
<div class="line"><a name="l00494"></a><span class="lineno"> 494</span>  <span class="comment">// Adjusts the weights of the constraints removed to get the neighborhood</span></div>
|
||
<div class="line"><a name="l00495"></a><span class="lineno"> 495</span>  <span class="comment">// based on the solve_data.</span></div>
|
||
<div class="line"><a name="l00496"></a><span class="lineno"> 496</span>  <span class="keywordtype">void</span> AdditionalProcessingOnSynchronize(<span class="keyword">const</span> SolveData& solve_data) <span class="keyword">override</span></div>
|
||
<div class="line"><a name="l00497"></a><span class="lineno"> 497</span>  ABSL_EXCLUSIVE_LOCKS_REQUIRED(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
|
||
<div class="line"><a name="l00498"></a><span class="lineno"> 498</span>  </div>
|
||
<div class="line"><a name="l00499"></a><span class="lineno"> 499</span>  <span class="comment">// Higher weighted constraints are more likely to get removed.</span></div>
|
||
<div class="line"><a name="l00500"></a><span class="lineno"> 500</span>  std::vector<double> constraint_weights_;</div>
|
||
<div class="line"><a name="l00501"></a><span class="lineno"> 501</span>  <span class="keywordtype">int</span> num_removable_constraints_ = 0;</div>
|
||
<div class="line"><a name="l00502"></a><span class="lineno"> 502</span>  </div>
|
||
<div class="line"><a name="l00503"></a><span class="lineno"> 503</span>  <span class="comment">// Indices of the removed constraints per generated neighborhood.</span></div>
|
||
<div class="line"><a name="l00504"></a><span class="lineno"> 504</span>  absl::flat_hash_map<int64, std::vector<int>> removed_constraints_</div>
|
||
<div class="line"><a name="l00505"></a><span class="lineno"> 505</span>  ABSL_GUARDED_BY(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>);</div>
|
||
<div class="line"><a name="l00506"></a><span class="lineno"> 506</span>  </div>
|
||
<div class="line"><a name="l00507"></a><span class="lineno"> 507</span>  <span class="comment">// TODO(user): Move this to parent class if other generators start using</span></div>
|
||
<div class="line"><a name="l00508"></a><span class="lineno"> 508</span>  <span class="comment">// feedbacks.</span></div>
|
||
<div class="line"><a name="l00509"></a><span class="lineno"> 509</span>  <a class="code" href="integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a">int64</a> next_available_id_ ABSL_GUARDED_BY(<a class="code" href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">mutex_</a>) = 0;</div>
|
||
<div class="line"><a name="l00510"></a><span class="lineno"> 510</span> };</div>
|
||
<div class="line"><a name="l00511"></a><span class="lineno"> 511</span>  </div>
|
||
<div class="line"><a name="l00512"></a><span class="lineno"> 512</span> } <span class="comment">// namespace sat</span></div>
|
||
<div class="line"><a name="l00513"></a><span class="lineno"> 513</span> } <span class="comment">// namespace operations_research</span></div>
|
||
<div class="line"><a name="l00514"></a><span class="lineno"> 514</span>  </div>
|
||
<div class="line"><a name="l00515"></a><span class="lineno"> 515</span> <span class="preprocessor">#endif </span><span class="comment">// OR_TOOLS_SAT_CP_MODEL_LNS_H_</span></div>
|
||
<div class="ttc" id="aadaptative__parameter__value_8h_html"><div class="ttname"><a href="adaptative__parameter__value_8h.html">adaptative_parameter_value.h</a></div></div>
|
||
<div class="ttc" id="abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274"><div class="ttname"><a href="base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274">CHECK</a></div><div class="ttdeci">#define CHECK(condition)</div><div class="ttdef"><b>Definition:</b> <a href="base_2logging_8h_source.html#l00495">base/logging.h:495</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1_adaptive_parameter_value_html"><div class="ttname"><a href="classoperations__research_1_1_adaptive_parameter_value.html">operations_research::AdaptiveParameterValue</a></div><div class="ttdef"><b>Definition:</b> <a href="adaptative__parameter__value_8h_source.html#l00037">adaptative_parameter_value.h:37</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1_adaptive_parameter_value_html_a374f9f0250d7e270cc4bf301edb46523"><div class="ttname"><a href="classoperations__research_1_1_adaptive_parameter_value.html#a374f9f0250d7e270cc4bf301edb46523">operations_research::AdaptiveParameterValue::value</a></div><div class="ttdeci">double value() const</div><div class="ttdef"><b>Definition:</b> <a href="adaptative__parameter__value_8h_source.html#l00070">adaptative_parameter_value.h:70</a></div></div>
|
||
<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>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html">operations_research::sat::ConsecutiveConstraintsRelaxationNeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00461">cp_model_lns.h:462</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator_html_a18bd97b50e3170dabf1f537e19695054"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054">operations_research::sat::ConsecutiveConstraintsRelaxationNeighborhoodGenerator::ReadyToGenerate</a></div><div class="ttdeci">bool ReadyToGenerate() const override</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00471">cp_model_lns.h:471</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator_html_a23c196ccae7ce05ad735bd5def5a9052"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a23c196ccae7ce05ad735bd5def5a9052">operations_research::sat::ConsecutiveConstraintsRelaxationNeighborhoodGenerator::ConsecutiveConstraintsRelaxationNeighborhoodGenerator</a></div><div class="ttdeci">ConsecutiveConstraintsRelaxationNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00464">cp_model_lns.h:464</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator_html_a674468b66860a4942dea730f9731c5cf"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a674468b66860a4942dea730f9731c5cf">operations_research::sat::ConsecutiveConstraintsRelaxationNeighborhoodGenerator::IsRelaxationGenerator</a></div><div class="ttdeci">bool IsRelaxationGenerator() const override</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00470">cp_model_lns.h:470</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">operations_research::sat::ConsecutiveConstraintsRelaxationNeighborhoodGenerator::Generate</a></div><div class="ttdeci">Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random) final</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00720">cp_model_lns.cc:720</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html">operations_research::sat::ConstraintGraphNeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00368">cp_model_lns.h:368</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">operations_research::sat::ConstraintGraphNeighborhoodGenerator::Generate</a></div><div class="ttdeci">Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random) final</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00417">cp_model_lns.cc:417</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator_html_ad2ac901759c4a6edf1c88a1c9c380381"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#ad2ac901759c4a6edf1c88a1c9c380381">operations_research::sat::ConstraintGraphNeighborhoodGenerator::ConstraintGraphNeighborhoodGenerator</a></div><div class="ttdeci">ConstraintGraphNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00370">cp_model_lns.h:370</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html">operations_research::sat::NeighborhoodGeneratorHelper</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00064">cp_model_lns.h:64</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a08c018489eb0c4c309f144780ebb8cce"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a08c018489eb0c4c309f144780ebb8cce">operations_research::sat::NeighborhoodGeneratorHelper::NeighborhoodGeneratorHelper</a></div><div class="ttdeci">NeighborhoodGeneratorHelper(CpModelProto const *model_proto, SatParameters const *parameters, SharedResponseManager *shared_response, SharedTimeLimit *shared_time_limit=nullptr, SharedBoundsManager *shared_bounds=nullptr)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00032">cp_model_lns.cc:32</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a0e31a4150ae965379d0f05d51a0c1673"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a0e31a4150ae965379d0f05d51a0c1673">operations_research::sat::NeighborhoodGeneratorHelper::shared_response</a></div><div class="ttdeci">const SharedResponseManager & shared_response() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00137">cp_model_lns.h:137</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a126969fed21452a041a7014fb86ff105"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a126969fed21452a041a7014fb86ff105">operations_research::sat::NeighborhoodGeneratorHelper::VarToConstraint</a></div><div class="ttdeci">const std::vector< std::vector< int > > & VarToConstraint() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00113">cp_model_lns.h:113</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a15cb168917371b5fb2d17b00e640de63"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63">operations_research::sat::NeighborhoodGeneratorHelper::FullNeighborhood</a></div><div class="ttdeci">Neighborhood FullNeighborhood() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00172">cp_model_lns.cc:172</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a307d968091a3bddbbce257cca9b79fbb"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a307d968091a3bddbbce257cca9b79fbb">operations_research::sat::NeighborhoodGeneratorHelper::FixAllVariables</a></div><div class="ttdeci">Neighborhood FixAllVariables(const CpSolverResponse &initial_solution) const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00245">cp_model_lns.cc:245</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a3536511769245b28739a715de62b0193"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3536511769245b28739a715de62b0193">operations_research::sat::NeighborhoodGeneratorHelper::IsActive</a></div><div class="ttdeci">bool IsActive(int var) const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00162">cp_model_lns.cc:162</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a49496d349c274724b25a6b077cc8fdb4"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a49496d349c274724b25a6b077cc8fdb4">operations_research::sat::NeighborhoodGeneratorHelper::MutableMutex</a></div><div class="ttdeci">absl::Mutex * MutableMutex() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00135">cp_model_lns.h:135</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a586408c556a6e1732ac80d8df9cdee5b"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a586408c556a6e1732ac80d8df9cdee5b">operations_research::sat::NeighborhoodGeneratorHelper::FixGivenVariables</a></div><div class="ttdeci">Neighborhood FixGivenVariables(const CpSolverResponse &initial_solution, const std::vector< int > &variables_to_fix) const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00182">cp_model_lns.cc:182</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a600568ec5f62e9175d11d08920d1bab1"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a600568ec5f62e9175d11d08920d1bab1">operations_research::sat::NeighborhoodGeneratorHelper::GenerateTask</a></div><div class="ttdeci">std::function< void()> GenerateTask(int64 task_id) override</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00074">cp_model_lns.h:74</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a6aef4ca16709a75231ee1691c306c641"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6aef4ca16709a75231ee1691c306c641">operations_research::sat::NeighborhoodGeneratorHelper::TypeToConstraints</a></div><div class="ttdeci">const absl::Span< const int > TypeToConstraints(ConstraintProto::ConstraintCase type) const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00118">cp_model_lns.h:118</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a8735c6fd1459361aa6696a77f8042bf1"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8735c6fd1459361aa6696a77f8042bf1">operations_research::sat::NeighborhoodGeneratorHelper::RelaxGivenVariables</a></div><div class="ttdeci">Neighborhood RelaxGivenVariables(const CpSolverResponse &initial_solution, const std::vector< int > &relaxed_variables) const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00231">cp_model_lns.cc:231</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a9cbca4684dddbad2d60b4dbcb1f90aba"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a9cbca4684dddbad2d60b4dbcb1f90aba">operations_research::sat::NeighborhoodGeneratorHelper::ActiveVariables</a></div><div class="ttdeci">const std::vector< int > & ActiveVariables() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00106">cp_model_lns.h:106</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a9f348ae7c22fbaa73b72bc976455ab14"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a9f348ae7c22fbaa73b72bc976455ab14">operations_research::sat::NeighborhoodGeneratorHelper::ModelProto</a></div><div class="ttdeci">const CpModelProto & ModelProto() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00126">cp_model_lns.h:126</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_ab25d3ac59ae6adc23d30b5fdc892b812"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab25d3ac59ae6adc23d30b5fdc892b812">operations_research::sat::NeighborhoodGeneratorHelper::TaskIsAvailable</a></div><div class="ttdeci">bool TaskIsAvailable() override</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00073">cp_model_lns.h:73</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_ac0763b7b9e44b9b30e78b9dd4da8e98a"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac0763b7b9e44b9b30e78b9dd4da8e98a">operations_research::sat::NeighborhoodGeneratorHelper::RemoveMarkedConstraints</a></div><div class="ttdeci">Neighborhood RemoveMarkedConstraints(const std::vector< int > &constraints_to_remove) const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00216">cp_model_lns.cc:216</a></div></div>
|
||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_ac3e42ca3d76c8f2ce836a85688768672"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac3e42ca3d76c8f2ce836a85688768672">operations_research::sat::NeighborhoodGeneratorHelper::ConstraintToVar</a></div><div class="ttdeci">const std::vector< std::vector< int > > & ConstraintToVar() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00110">cp_model_lns.h:110</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_af4a8d38991f3497e048a3b56b830087f"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#af4a8d38991f3497e048a3b56b830087f">operations_research::sat::NeighborhoodGeneratorHelper::Parameters</a></div><div class="ttdeci">const SatParameters & Parameters() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00127">cp_model_lns.h:127</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_afa21407ae134806ac4337d0b2473b210"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#afa21407ae134806ac4337d0b2473b210">operations_research::sat::NeighborhoodGeneratorHelper::Synchronize</a></div><div class="ttdeci">void Synchronize() override</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00052">cp_model_lns.cc:52</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html">operations_research::sat::NeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00182">cp_model_lns.h:182</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a09fa0632fb0484300de153adb79f071d"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a09fa0632fb0484300de153adb79f071d">operations_research::sat::NeighborhoodGenerator::Generate</a></div><div class="ttdeci">virtual Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random)=0</div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a0c8b86bd60b4fc70cb653a12d50c2ce8"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a0c8b86bd60b4fc70cb653a12d50c2ce8">operations_research::sat::NeighborhoodGenerator::IsRelaxationGenerator</a></div><div class="ttdeci">virtual bool IsRelaxationGenerator() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00211">cp_model_lns.h:211</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a186eb8a0761d3a80e350e5d6eb6412a1"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a186eb8a0761d3a80e350e5d6eb6412a1">operations_research::sat::NeighborhoodGenerator::~NeighborhoodGenerator</a></div><div class="ttdeci">virtual ~NeighborhoodGenerator()</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00187">cp_model_lns.h:187</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a1d89c28bd42ba9a52da008bb69367171"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171">operations_research::sat::NeighborhoodGenerator::name</a></div><div class="ttdeci">std::string name() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00282">cp_model_lns.h:282</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a24d01ebae72ddcb6d698c97add3f41a5"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a24d01ebae72ddcb6d698c97add3f41a5">operations_research::sat::NeighborhoodGenerator::AddSolveData</a></div><div class="ttdeci">void AddSolveData(SolveData data)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00272">cp_model_lns.h:272</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a34c45a33de4f8a713e99bbf97d8d08d6"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a34c45a33de4f8a713e99bbf97d8d08d6">operations_research::sat::NeighborhoodGenerator::ReadyToGenerate</a></div><div class="ttdeci">virtual bool ReadyToGenerate() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00254">cp_model_lns.cc:254</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a43616719fac14b34582903ef03d114ac"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac">operations_research::sat::NeighborhoodGenerator::difficulty</a></div><div class="ttdeci">double difficulty() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00297">cp_model_lns.h:297</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a60349be3472ae33af45a70cd5480a7e3"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a60349be3472ae33af45a70cd5480a7e3">operations_research::sat::NeighborhoodGenerator::NeighborhoodGenerator</a></div><div class="ttdeci">NeighborhoodGenerator(const std::string &name, NeighborhoodGeneratorHelper const *helper)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00184">cp_model_lns.h:184</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a723d30392e2c4f36252de0528a1b246d"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a723d30392e2c4f36252de0528a1b246d">operations_research::sat::NeighborhoodGenerator::name_</a></div><div class="ttdeci">const std::string name_</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00320">cp_model_lns.h:320</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a8c5aac83a5aea832261e7a5ab425e54b"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a8c5aac83a5aea832261e7a5ab425e54b">operations_research::sat::NeighborhoodGenerator::GetUCBScore</a></div><div class="ttdeci">double GetUCBScore(int64 total_num_calls) const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00258">cp_model_lns.cc:258</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a9377c60c33cbae3a602a38995e8e0359"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9377c60c33cbae3a602a38995e8e0359">operations_research::sat::NeighborhoodGenerator::num_fully_solved_calls</a></div><div class="ttdeci">int64 num_fully_solved_calls() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00291">cp_model_lns.h:291</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a9ca5b99b3550503ca7bad8418e133156"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9ca5b99b3550503ca7bad8418e133156">operations_research::sat::NeighborhoodGenerator::Synchronize</a></div><div class="ttdeci">void Synchronize()</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00265">cp_model_lns.cc:265</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a9e87d3b4ec76aff1ff99016ce9a8dd73"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9e87d3b4ec76aff1ff99016ce9a8dd73">operations_research::sat::NeighborhoodGenerator::mutex_</a></div><div class="ttdeci">absl::Mutex mutex_</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00322">cp_model_lns.h:322</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_aa3c8c5ea258e51976ee346183f19b461"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#aa3c8c5ea258e51976ee346183f19b461">operations_research::sat::NeighborhoodGenerator::num_calls</a></div><div class="ttdeci">int64 num_calls() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00285">cp_model_lns.h:285</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_ac497558c5257914ba8ffdc4e95e59c21"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ac497558c5257914ba8ffdc4e95e59c21">operations_research::sat::NeighborhoodGenerator::AdditionalProcessingOnSynchronize</a></div><div class="ttdeci">virtual void AdditionalProcessingOnSynchronize(const SolveData &solve_data)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00318">cp_model_lns.h:318</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_acbd503b89d1dc3dd85dfa9e0e5058472"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472">operations_research::sat::NeighborhoodGenerator::helper_</a></div><div class="ttdeci">const NeighborhoodGeneratorHelper & helper_</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00321">cp_model_lns.h:321</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_ae525d235b02bcfc962d845e28f5f0125"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae525d235b02bcfc962d845e28f5f0125">operations_research::sat::NeighborhoodGenerator::deterministic_time</a></div><div class="ttdeci">double deterministic_time() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00309">cp_model_lns.h:309</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_ae6e428960282281b0cc3d4ea0427a610"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae6e428960282281b0cc3d4ea0427a610">operations_research::sat::NeighborhoodGenerator::deterministic_limit</a></div><div class="ttdeci">double deterministic_limit() const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00303">cp_model_lns.h:303</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html">operations_research::sat::RelaxationInducedNeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00426">cp_model_lns.h:426</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator_html_a04aa59221e89859285d2224a198d5a5f"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a04aa59221e89859285d2224a198d5a5f">operations_research::sat::RelaxationInducedNeighborhoodGenerator::RelaxationInducedNeighborhoodGenerator</a></div><div class="ttdeci">RelaxationInducedNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const SharedResponseManager *response_manager, const SharedRelaxationSolutionRepository *relaxation_solutions, const SharedLPSolutionRepository *lp_solutions, SharedIncompleteSolutionManager *incomplete_solutions, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00428">cp_model_lns.h:428</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator_html_a18bd97b50e3170dabf1f537e19695054"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054">operations_research::sat::RelaxationInducedNeighborhoodGenerator::ReadyToGenerate</a></div><div class="ttdeci">bool ReadyToGenerate() const override</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00603">cp_model_lns.cc:603</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">operations_research::sat::RelaxationInducedNeighborhoodGenerator::Generate</a></div><div class="ttdeci">Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random) final</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00627">cp_model_lns.cc:627</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_scheduling_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html">operations_research::sat::SchedulingNeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00390">cp_model_lns.h:390</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_scheduling_neighborhood_generator_html_a290a392b71763eec83b7f69dc53781d6"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a290a392b71763eec83b7f69dc53781d6">operations_research::sat::SchedulingNeighborhoodGenerator::SchedulingNeighborhoodGenerator</a></div><div class="ttdeci">SchedulingNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00392">cp_model_lns.h:392</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_scheduling_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">operations_research::sat::SchedulingNeighborhoodGenerator::Generate</a></div><div class="ttdeci">Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random) final</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00565">cp_model_lns.cc:565</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html">operations_research::sat::SchedulingTimeWindowNeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00402">cp_model_lns.h:402</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator_html_a2ea0f2091a27219aa8345fff8068eedc"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a2ea0f2091a27219aa8345fff8068eedc">operations_research::sat::SchedulingTimeWindowNeighborhoodGenerator::SchedulingTimeWindowNeighborhoodGenerator</a></div><div class="ttdeci">SchedulingTimeWindowNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00404">cp_model_lns.h:404</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">operations_research::sat::SchedulingTimeWindowNeighborhoodGenerator::Generate</a></div><div class="ttdeci">Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random) final</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00576">cp_model_lns.cc:576</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#l00344">synchronization.h:344</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="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="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_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_simple_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_simple_neighborhood_generator.html">operations_research::sat::SimpleNeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00342">cp_model_lns.h:342</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_simple_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_simple_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">operations_research::sat::SimpleNeighborhoodGenerator::Generate</a></div><div class="ttdeci">Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random) final</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00358">cp_model_lns.cc:358</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_simple_neighborhood_generator_html_af69bb9fef52993c8ea1e967039583e86"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_simple_neighborhood_generator.html#af69bb9fef52993c8ea1e967039583e86">operations_research::sat::SimpleNeighborhoodGenerator::SimpleNeighborhoodGenerator</a></div><div class="ttdeci">SimpleNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00344">cp_model_lns.h:344</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_sub_solver_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_sub_solver.html">operations_research::sat::SubSolver</a></div><div class="ttdef"><b>Definition:</b> <a href="subsolver_8h_source.html#l00041">subsolver.h:41</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html">operations_research::sat::VariableGraphNeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00355">cp_model_lns.h:355</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator_html_a7c2e3be0221c9e8d25ee4c5023da94c4"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a7c2e3be0221c9e8d25ee4c5023da94c4">operations_research::sat::VariableGraphNeighborhoodGenerator::VariableGraphNeighborhoodGenerator</a></div><div class="ttdeci">VariableGraphNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00357">cp_model_lns.h:357</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">operations_research::sat::VariableGraphNeighborhoodGenerator::Generate</a></div><div class="ttdeci">Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random) final</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00366">cp_model_lns.cc:366</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator_html"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html">operations_research::sat::WeightedRandomRelaxationNeighborhoodGenerator</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00479">cp_model_lns.h:480</a></div></div>
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||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator_html_a18bd97b50e3170dabf1f537e19695054"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054">operations_research::sat::WeightedRandomRelaxationNeighborhoodGenerator::ReadyToGenerate</a></div><div class="ttdeci">bool ReadyToGenerate() const override</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00491">cp_model_lns.h:491</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator_html_a325f8d16767c3a3912e429d856171150"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a325f8d16767c3a3912e429d856171150">operations_research::sat::WeightedRandomRelaxationNeighborhoodGenerator::WeightedRandomRelaxationNeighborhoodGenerator</a></div><div class="ttdeci">WeightedRandomRelaxationNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string &name)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00755">cp_model_lns.cc:756</a></div></div>
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<div class="ttc" id="aclassoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator_html_a674468b66860a4942dea730f9731c5cf"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a674468b66860a4942dea730f9731c5cf">operations_research::sat::WeightedRandomRelaxationNeighborhoodGenerator::IsRelaxationGenerator</a></div><div class="ttdeci">bool IsRelaxationGenerator() const override</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00490">cp_model_lns.h:490</a></div></div>
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||
<div class="ttc" id="aclassoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced"><div class="ttname"><a href="classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced">operations_research::sat::WeightedRandomRelaxationNeighborhoodGenerator::Generate</a></div><div class="ttdeci">Neighborhood Generate(const CpSolverResponse &initial_solution, double difficulty, absl::BitGenRef random) final</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00849">cp_model_lns.cc:849</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>
|
||
<div class="ttc" id="acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219"><div class="ttname"><a href="cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219">parameters</a></div><div class="ttdeci">SatParameters parameters</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__fz__solver_8cc_source.html#l00108">cp_model_fz_solver.cc:108</a></div></div>
|
||
<div class="ttc" id="acp__model__solver_8cc_html_a2a2278bd1fb787198e496b7d443a05e8"><div class="ttname"><a href="cp__model__solver_8cc.html#a2a2278bd1fb787198e496b7d443a05e8">relaxation_solutions</a></div><div class="ttdeci">SharedRelaxationSolutionRepository * relaxation_solutions</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02109">cp_model_solver.cc:2109</a></div></div>
|
||
<div class="ttc" id="acp__model__solver_8cc_html_a5c52f4ef9698913ed16c67a4a6cec606"><div class="ttname"><a href="cp__model__solver_8cc.html#a5c52f4ef9698913ed16c67a4a6cec606">lp_solutions</a></div><div class="ttdeci">SharedLPSolutionRepository * lp_solutions</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02110">cp_model_solver.cc:2110</a></div></div>
|
||
<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#l02104">cp_model_solver.cc:2104</a></div></div>
|
||
<div class="ttc" id="acp__model__solver_8cc_html_a6bc4d701f71d498e82a3d45adde9a2e4"><div class="ttname"><a href="cp__model__solver_8cc.html#a6bc4d701f71d498e82a3d45adde9a2e4">incomplete_solutions</a></div><div class="ttdeci">SharedIncompleteSolutionManager * incomplete_solutions</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__solver_8cc_source.html#l02111">cp_model_solver.cc:2111</a></div></div>
|
||
<div class="ttc" id="aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465"><div class="ttname"><a href="expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465">var</a></div><div class="ttdeci">IntVar * var</div><div class="ttdef"><b>Definition:</b> <a href="expr__array_8cc_source.html#l01858">expr_array.cc:1858</a></div></div>
|
||
<div class="ttc" id="aintegral__types_8h_html"><div class="ttname"><a href="integral__types_8h.html">integral_types.h</a></div></div>
|
||
<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>
|
||
<div class="ttc" id="anamespaceoperations__research_1_1sat_html_ad57491858f7814f0a03845022b6de35e"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#ad57491858f7814f0a03845022b6de35e">operations_research::sat::GenerateSchedulingNeighborhoodForRelaxation</a></div><div class="ttdeci">Neighborhood GenerateSchedulingNeighborhoodForRelaxation(const absl::Span< const int > intervals_to_relax, const CpSolverResponse &initial_solution, const NeighborhoodGeneratorHelper &helper)</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8cc_source.html#l00472">cp_model_lns.cc:472</a></div></div>
|
||
<div class="ttc" id="anamespaceoperations__research_1_1sat_html_aedc4ddb96acc28481c09828d2e016815"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815">operations_research::sat::CpSolverStatus</a></div><div class="ttdeci">CpSolverStatus</div><div class="ttdef"><b>Definition:</b> <a href="cp__model_8pb_8h_source.html#l00222">cp_model.pb.h:222</a></div></div>
|
||
<div class="ttc" id="anamespaceoperations__research_1_1sat_html_aedc4ddb96acc28481c09828d2e016815a6ce26a62afab55d7606ad4e92428b30c"><div class="ttname"><a href="namespaceoperations__research_1_1sat.html#aedc4ddb96acc28481c09828d2e016815a6ce26a62afab55d7606ad4e92428b30c">operations_research::sat::UNKNOWN</a></div><div class="ttdeci">@ UNKNOWN</div><div class="ttdef"><b>Definition:</b> <a href="cp__model_8pb_8h_source.html#l00223">cp_model.pb.h:223</a></div></div>
|
||
<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>
|
||
<div class="ttc" id="asat_2model_8h_html"><div class="ttname"><a href="sat_2model_8h.html">model.h</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html">operations_research::sat::NeighborhoodGenerator::SolveData</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00224">cp_model_lns.h:224</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_a00195aa190a0eea4cd4ab808056bfbfd"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a00195aa190a0eea4cd4ab808056bfbfd">operations_research::sat::NeighborhoodGenerator::SolveData::operator<</a></div><div class="ttdeci">bool operator<(const SolveData &o) const</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00259">cp_model_lns.h:259</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_a1092ef5699db303eacd67586fe6273f4"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a1092ef5699db303eacd67586fe6273f4">operations_research::sat::NeighborhoodGenerator::SolveData::base_objective</a></div><div class="ttdeci">IntegerValue base_objective</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00251">cp_model_lns.h:251</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_a2579a2fccfe41ac8b5d8dac1c7f93607"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2579a2fccfe41ac8b5d8dac1c7f93607">operations_research::sat::NeighborhoodGenerator::SolveData::initial_best_objective_bound</a></div><div class="ttdeci">IntegerValue initial_best_objective_bound</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00255">cp_model_lns.h:255</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_a2b7499dfe1d827cdca46593256705cd4"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2b7499dfe1d827cdca46593256705cd4">operations_research::sat::NeighborhoodGenerator::SolveData::initial_best_objective</a></div><div class="ttdeci">IntegerValue initial_best_objective</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00250">cp_model_lns.h:250</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_a4f572c68b7bf3aac70b3f5292398ff7b"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a4f572c68b7bf3aac70b3f5292398ff7b">operations_research::sat::NeighborhoodGenerator::SolveData::deterministic_limit</a></div><div class="ttdeci">double deterministic_limit</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00236">cp_model_lns.h:236</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_a6bdd919d4fe97909496a23f7d85b5d8e"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a6bdd919d4fe97909496a23f7d85b5d8e">operations_research::sat::NeighborhoodGenerator::SolveData::new_objective</a></div><div class="ttdeci">IntegerValue new_objective</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00252">cp_model_lns.h:252</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_a71013162baa979e0b8780100905cf700"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a71013162baa979e0b8780100905cf700">operations_research::sat::NeighborhoodGenerator::SolveData::difficulty</a></div><div class="ttdeci">double difficulty</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00233">cp_model_lns.h:233</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_a91dacddd9f775730c8d424d2ab4d76ac"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a91dacddd9f775730c8d424d2ab4d76ac">operations_research::sat::NeighborhoodGenerator::SolveData::status</a></div><div class="ttdeci">CpSolverStatus status</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00230">cp_model_lns.h:230</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_abfd9e74380811ea081037db464d22f2f"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#abfd9e74380811ea081037db464d22f2f">operations_research::sat::NeighborhoodGenerator::SolveData::new_objective_bound</a></div><div class="ttdeci">IntegerValue new_objective_bound</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00256">cp_model_lns.h:256</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_ac9a13145434b16b5645828ffa1ebad02"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#ac9a13145434b16b5645828ffa1ebad02">operations_research::sat::NeighborhoodGenerator::SolveData::neighborhood_id</a></div><div class="ttdeci">int64 neighborhood_id</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00227">cp_model_lns.h:227</a></div></div>
|
||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_afc5fa55f61560324377e4f42d4a9211f"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#afc5fa55f61560324377e4f42d4a9211f">operations_research::sat::NeighborhoodGenerator::SolveData::deterministic_time</a></div><div class="ttdeci">double deterministic_time</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00239">cp_model_lns.h:239</a></div></div>
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||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_html"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood.html">operations_research::sat::Neighborhood</a></div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00034">cp_model_lns.h:34</a></div></div>
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||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_html_a04d448b3000c058b67ad17541473a317"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317">operations_research::sat::Neighborhood::is_generated</a></div><div class="ttdeci">bool is_generated</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00036">cp_model_lns.h:36</a></div></div>
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||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_html_a8e672808c179f95cf4c626aef798bbc7"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7">operations_research::sat::Neighborhood::is_reduced</a></div><div class="ttdeci">bool is_reduced</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00041">cp_model_lns.h:41</a></div></div>
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||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_html_aaed94da4e4845ead42773bd4468a8899"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood.html#aaed94da4e4845ead42773bd4468a8899">operations_research::sat::Neighborhood::source_info</a></div><div class="ttdeci">std::string source_info</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00055">cp_model_lns.h:55</a></div></div>
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||
<div class="ttc" id="astructoperations__research_1_1sat_1_1_neighborhood_html_ae580758c31ce30f5e52d9a732efd1267"><div class="ttname"><a href="structoperations__research_1_1sat_1_1_neighborhood.html#ae580758c31ce30f5e52d9a732efd1267">operations_research::sat::Neighborhood::cp_model</a></div><div class="ttdeci">CpModelProto cp_model</div><div class="ttdef"><b>Definition:</b> <a href="cp__model__lns_8h_source.html#l00045">cp_model_lns.h:45</a></div></div>
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||
<div class="ttc" id="asubsolver_8h_html"><div class="ttname"><a href="subsolver_8h.html">subsolver.h</a></div></div>
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<div class="ttc" id="asynchronization_8h_html"><div class="ttname"><a href="synchronization_8h.html">synchronization.h</a></div></div>
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