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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 id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" 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 >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
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< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "preprocessor" > #ifndef OR_TOOLS_SAT_CP_MODEL_LNS_H_< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "preprocessor" > #define OR_TOOLS_SAT_CP_MODEL_LNS_H_< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < / div >
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< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #include < cmath> < / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < functional> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < tuple> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "preprocessor" > #include " absl/base/thread_annotations.h" < / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_map.h" < / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_set.h" < / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "preprocessor" > #include " absl/random/bit_gen_ref.h" < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "preprocessor" > #include " absl/synchronization/mutex.h" < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " absl/time/time.h" < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integral__types_8h.html" > ortools/base/integral_types.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " < a class = "code" href = "base_2logging_8h.html" > ortools/base/logging.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " ortools/sat/cp_model.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "cp__model__presolve_8h.html" > ortools/sat/cp_model_presolve.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integer_8h.html" > ortools/sat/integer.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2model_8h.html" > ortools/sat/model.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "preprocessor" > #include " < a class = "code" href = "subsolver_8h.html" > ortools/sat/subsolver.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "preprocessor" > #include " < a class = "code" href = "synchronization_8h.html" > ortools/sat/synchronization.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "preprocessor" > #include " < a class = "code" href = "adaptative__parameter__value_8h.html" > ortools/util/adaptative_parameter_value.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "preprocessor" > #include " < a class = "code" href = "util_2logging_8h.html" > ortools/util/logging.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__integers_8h.html" > ortools/util/strong_integers.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "preprocessor" > #include " < a class = "code" href = "time__limit_8h.html" > ortools/util/time_limit.h< / a > " < / span > < / div >
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< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < / div >
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< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "keyword" > namespace < / span > sat {< / div >
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< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < / div >
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< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < span class = "comment" > // Neighborhood returned by Neighborhood generators.< / span > < / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > 49< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > {< / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "comment" > // True if neighborhood generator was able to generate a neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317" > 51< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317" > is_generated< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "comment" > // True if an optimal solution to the neighborhood is also an optimal solution< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "comment" > // to the original model.< / span > < / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7" > 55< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7" > is_reduced< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < span class = "comment" > // True if this neighborhood was just obtained by fixing some variables.< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a7f3afd61b6944986fd9d5f92fc187768" > 58< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a7f3afd61b6944986fd9d5f92fc187768" > is_simple< / a > = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < span class = "comment" > // Specification of the delta between the initial model and the lns fragment.< / span > < / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < span class = "comment" > // The delta will contains all variables from the initial model, potentially< / span > < / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > < span class = "comment" > // with updated domains.< / span > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < span class = "comment" > // It can contains new variables and new constraints, and solution hinting.< / span > < / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > 64< / a > < / span > CpModelProto < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > ;< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a44b6866eda48febe9f81e0a941caf8ce" > 65< / a > < / span > std::vector< int> < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a44b6866eda48febe9f81e0a941caf8ce" > constraints_to_ignore< / a > ;< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < span class = "comment" > // Neighborhood Id. Used to identify the neighborhood by a generator.< / span > < / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "comment" > // Currently only used by WeightedRandomRelaxationNeighborhoodGenerator.< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "comment" > // TODO(user): Make sure that the id is unique for each generated< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "comment" > // neighborhood for each generator.< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#ab1aed7fa271dc86295d16cc730100306" > 71< / a > < / span > int64_t < span class = "keywordtype" > id< / span > = 0;< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < span class = "comment" > // Used for identifying the source of the neighborhood if it is generated< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "comment" > // using solution repositories.< / span > < / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#aaed94da4e4845ead42773bd4468a8899" > 75< / a > < / span > std::string < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#aaed94da4e4845ead42773bd4468a8899" > source_info< / a > = < span class = "stringliteral" > " " < / span > ;< / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < span class = "comment" > // Statistic, only filled when is_simple is true.< / span > < / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a240d377e7dfd0f7b32cf859acf8943db" > 78< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a240d377e7dfd0f7b32cf859acf8943db" > num_relaxed_variables< / a > = 0;< / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a3828e04dced399427f06832424b9b4ae" > 79< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a3828e04dced399427f06832424b9b4ae" > num_relaxed_variables_in_objective< / a > = 0;< / div >
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< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < / div >
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< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < span class = "comment" > // Only filled when is_simple is true. If we solve the fragment to optimality,< / span > < / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < span class = "comment" > // then we can just fix the variable listed here to that optimal solution.< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < span class = "comment" > // This can happen if the neighborhood fully cover some part that are< / span > < / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "comment" > // completely independent from the rest of the model. Like for instance an< / span > < / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < span class = "comment" > // unused but not yet fixed variable.< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < span class = "comment" > // WARNING: all such variables should be fixed at once in a lock-like manner,< / span > < / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < span class = "comment" > // because they can be multiple optimal solutions on these variables.< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a29e58402f533badc9e8836044bc2df09" > 90< / a > < / span > std::vector< int> < a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a29e58402f533badc9e8836044bc2df09" > variables_that_can_be_fixed_to_local_optimum< / a > ;< / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > };< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < span class = "comment" > // Contains pre-computed information about a given CpModelProto that is meant< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "comment" > // to be used to generate LNS neighborhood. This class can be shared between< / span > < / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "comment" > // more than one generator in order to reduce memory usage.< / span > < / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "comment" > // Note that its implement the SubSolver interface to be able to Synchronize()< / span > < / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "comment" > // the bounds of the base problem with the external world.< / span > < / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html" > 99< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html" > NeighborhoodGeneratorHelper< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sub_solver.html" > SubSolver< / a > {< / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a08c018489eb0c4c309f144780ebb8cce" > NeighborhoodGeneratorHelper< / a > (CpModelProto < span class = "keyword" > const< / span > * < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > ,< / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > SatParameters < span class = "keyword" > const< / span > * < a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > ,< / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html" > SharedResponseManager< / a > * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a918534df03fdbcbc2dc69b1b5a7fc71e" > shared_response< / a > ,< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < a class = "code hl_class" href = "classoperations__research_1_1_shared_time_limit.html" > SharedTimeLimit< / a > * shared_time_limit = < span class = "keyword" > nullptr< / span > ,< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < a class = "code hl_class" 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 id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < span class = "comment" > // SubSolver interface.< / span > < / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab25d3ac59ae6adc23d30b5fdc892b812" > 108< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" 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 id = "l00109" name = "l00109" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a76de05a23aa232fdb8446cdc9e4674e2" > 109< / a > < / span > std::function< void()> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a76de05a23aa232fdb8446cdc9e4674e2" > GenerateTask< / a > (int64_t task_id)< span class = "keyword" > override < / span > { < span class = "keywordflow" > return< / span > {}; }< / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#afa21407ae134806ac4337d0b2473b210" > Synchronize< / a > () < span class = "keyword" > override< / span > ;< / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > // Returns the LNS fragment where the given variables are fixed to the value< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "comment" > // they take in the given solution.< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6823902ca9e8cb58c90a9f086c647da6" > FixGivenVariables< / a > (< / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "keyword" > const< / span > CpSolverResponse& base_solution,< / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < span class = "keyword" > const< / span > absl::flat_hash_set< int> & variables_to_fix) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < span class = "comment" > // Returns the neighborhood where the given constraints are removed.< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac0763b7b9e44b9b30e78b9dd4da8e98a" > RemoveMarkedConstraints< / a > (< / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "keyword" > const< / span > std::vector< int> & constraints_to_remove) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "comment" > // Returns the LNS fragment which will relax all inactive variables and all< / span > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < span class = "comment" > // variables in relaxed_variables.< / span > < / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8735c6fd1459361aa6696a77f8042bf1" > RelaxGivenVariables< / a > (< / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < span class = "keyword" > const< / span > std::vector< int> & relaxed_variables) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > < span class = "comment" > // Returns a trivial model by fixing all active variables to the initial< / span > < / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < span class = "comment" > // solution values.< / span > < / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > < a class = "code hl_function" 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 >
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< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < / div >
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< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < span class = "comment" > // Returns a neighborhood that correspond to the full problem.< / span > < / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > FullNeighborhood< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > < / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > < span class = "comment" > // Returns a neighborhood that will just be skipped.< / span > < / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < span class = "comment" > // It usually indicate that the generator failed to generated a neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a82a453ea79e75c81ab03ba9da8c40ce5" > NoNeighborhood< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > < / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < span class = "comment" > // Adds solution hinting to the neighborhood from the value of the initial< / span > < / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < span class = "comment" > // solution.< / span > < / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac18c0fe53e351d0a5d105b8bc7d53c08" > AddSolutionHinting< / a > (< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > CpModelProto* < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "comment" > // Indicates if the variable can be frozen. It happens if the variable is non< / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "comment" > // constant, and if it is a decision variable, or if< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < span class = "comment" > // focus_on_decision_variables is false.< / span > < / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > IsActive< / a > (< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keyword" > const< / span > ABSL_SHARED_LOCKS_REQUIRED(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > < / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "comment" > // Returns the list of " active" variables.< / span > < / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab0c1ae5434755368da4aefde92f3ec7b" > 150< / a > < / span > std::vector< int> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab0c1ae5434755368da4aefde92f3ec7b" > ActiveVariables< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > std::vector< int> result;< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > absl::ReaderMutexLock lock(& < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > result = active_variables_;< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > }< / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a4c701668fe51d4444b40e6eec5820c89" > 157< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a4c701668fe51d4444b40e6eec5820c89" > NumActiveVariables< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > absl::ReaderMutexLock lock(& < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "keywordflow" > return< / span > active_variables_.size();< / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > }< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a820708532165269860f70e4cbe8211be" > 162< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a820708532165269860f70e4cbe8211be" > DifficultyMeansFullNeighborhood< / a > (< span class = "keywordtype" > double< / span > difficulty)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > absl::ReaderMutexLock lock(& < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > target_size = std::ceil(difficulty * active_variables_.size());< / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "keywordflow" > return< / span > target_size == active_variables_.size();< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > }< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "comment" > // Returns the vector of active variables. The graph_mutex_ must be< / span > < / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "comment" > // locked before calling this method.< / span > < / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac02cf479219dbbbfc951a2855b2872f6" > 170< / a > < / span > < span class = "keyword" > const< / span > std::vector< int> & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac02cf479219dbbbfc951a2855b2872f6" > ActiveVariablesWhileHoldingLock< / a > () const< / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > ABSL_SHARED_LOCKS_REQUIRED(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > ) {< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < span class = "keywordflow" > return< / span > active_variables_;< / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > }< / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < span class = "comment" > // Constraints < -> Variables graph.< / span > < / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "comment" > // Note that only non-constant variable are listed here.< / span > < / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ad4d04f84841e8a112dc51402a58a9214" > 177< / a > < / span > < span class = "keyword" > const< / span > std::vector< std::vector< int> > & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ad4d04f84841e8a112dc51402a58a9214" > ConstraintToVar< / a > () const< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > ABSL_SHARED_LOCKS_REQUIRED(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > ) {< / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "keywordflow" > return< / span > constraint_to_var_;< / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > }< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab2694abd49e974a803af4bebd88d3b98" > 181< / a > < / span > < span class = "keyword" > const< / span > std::vector< std::vector< int> > & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab2694abd49e974a803af4bebd88d3b98" > VarToConstraint< / a > () const< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > ABSL_SHARED_LOCKS_REQUIRED(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > ) {< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "keywordflow" > return< / span > var_to_constraint_;< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > }< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "comment" > // Returns all the constraints indices of a given type.< / span > < / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > 187< / a > < / span > < span class = "keyword" > const< / span > absl::Span< const int> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > ConstraintProto::ConstraintCase type)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < span class = "keywordflow" > if< / span > (type > = type_to_constraints_.size()) < span class = "keywordflow" > return< / span > {};< / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "keywordflow" > return< / span > absl::MakeSpan(type_to_constraints_[type]);< / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > }< / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "comment" > // Returns the list of indices of active interval constraints according< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // to the initial_solution and the parameter lns_focus_on_performed_intervals.< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "comment" > // If true, this method returns the list of performed intervals in the< / span > < / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "comment" > // solution. If false, it returns all intervals of the model.< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > std::vector< int> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8b0ea5233e98dcd85233c074a034fd05" > GetActiveIntervals< / a > (< / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < span class = "comment" > // Returns one sub-vector per circuit or per single vehicle ciruit in a routes< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "comment" > // constraints. Each circuit is non empty, and does not contain any< / span > < / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > < span class = "comment" > // self-looping arcs. Path are sorted, starting from the arc with the lowest< / span > < / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < span class = "comment" > // tail index, and going in sequence up to the last arc before the circuit is< / span > < / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "comment" > // closed. Each entry correspond to the arc literal on the circuit.< / span > < / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > std::vector< std::vector< int> > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#aff6e1cdbf44ac50c3dcc0e5bb3591478" > GetRoutingPaths< / a > (< / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < span class = "comment" > // The initial problem.< / span > < / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "comment" > // Note that the domain of the variables are not updated here.< / span > < / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > 210< / a > < / span > < span class = "keyword" > const< / span > CpModelProto& < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > model_proto_; }< / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a508d8d9f854e8c777837738245025632" > 211< / a > < / span > < span class = "keyword" > const< / span > SatParameters& < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a508d8d9f854e8c777837738245025632" > Parameters< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > parameters_; }< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a918534df03fdbcbc2dc69b1b5a7fc71e" > 213< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html" > SharedResponseManager< / a > & < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a918534df03fdbcbc2dc69b1b5a7fc71e" > shared_response< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < span class = "keywordflow" > return< / span > *shared_response_;< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > }< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > < / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < span class = "comment" > // TODO(user): Refactor the class to be thread-safe instead, it should be< / span > < / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "comment" > // safer and more easily maintenable. Some complication with accessing the< / span > < / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "comment" > // variable< -> constraint graph efficiently though.< / span > < / div >
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< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > < / div >
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< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < span class = "comment" > // Note: This mutex needs to be public for thread annotations.< / span > < / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > 222< / a > < / span > < span class = "keyword" > mutable< / span > absl::Mutex < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > ;< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > < span class = "comment" > // TODO(user): Display LNS statistics through the StatisticsString()< / span > < / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < span class = "comment" > // method.< / span > < / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < span class = "comment" > // Precompute stuff that will never change. During the execution, only the< / span > < / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "comment" > // domain of the variable will change, so data that only depends on the< / span > < / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "comment" > // constraints need to be computed just once.< / span > < / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < span class = "keywordtype" > void< / span > InitializeHelperData();< / div >
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< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < / div >
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< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "comment" > // Recompute most of the class member. This needs to be called when the< / span > < / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "comment" > // domains of the variables are updated.< / span > < / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "keywordtype" > void< / span > RecomputeHelperData();< / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < span class = "comment" > // Indicates if a variable is fixed in the model.< / span > < / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < span class = "keywordtype" > bool< / span > IsConstant(< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) < span class = "keyword" > const< / span > ABSL_SHARED_LOCKS_REQUIRED(domain_mutex_);< / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < span class = "comment" > // Returns true if the domain on the objective is constraining and we might< / span > < / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < span class = "comment" > // get a lower objective value at optimum without it.< / span > < / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < span class = "keywordtype" > bool< / span > ObjectiveDomainIsConstraining() const< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > ABSL_SHARED_LOCKS_REQUIRED(domain_mutex_);< / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > const SatParameters& parameters_;< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > const CpModelProto& model_proto_;< / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "keywordtype" > int< / span > shared_bounds_id_;< / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < a class = "code hl_class" href = "classoperations__research_1_1_shared_time_limit.html" > SharedTimeLimit< / a > * shared_time_limit_;< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_bounds_manager.html" > SharedBoundsManager< / a > * shared_bounds_;< / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html" > SharedResponseManager< / a > * shared_response_;< / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html" > SharedRelaxationSolutionRepository< / a > * shared_relaxation_solutions_;< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < span class = "comment" > // This proto will only contain the field variables() with an updated version< / span > < / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < span class = "comment" > // of the domains compared to model_proto_.variables(). We do it like this to< / span > < / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < span class = "comment" > // reduce the memory footprint of the helper when the model is large.< / span > < / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < span class = "comment" > // TODO(user): Use custom domain repository rather than a proto?< / span > < / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > CpModelProto model_proto_with_only_variables_ ABSL_GUARDED_BY(domain_mutex_);< / div >
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< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < / div >
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< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > < span class = "comment" > // Constraints by types. This never changes.< / span > < / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < span class = "keywordtype" > int< / span > > > type_to_constraints_;< / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "comment" > // Whether a model_proto_ variable appear in the objective. This never< / span > < / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > < span class = "comment" > // changes.< / span > < / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < span class = "keywordtype" > bool< / span > > is_in_objective_;< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "comment" > // A copy of CpModelProto where we did some basic presolving to remove all< / span > < / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < span class = "comment" > // constraint that are always true. The Variable-Constraint graph is based on< / span > < / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < span class = "comment" > // this model. Note that only the constraints field is present here.< / span > < / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > CpModelProto simplied_model_proto_ ABSL_GUARDED_BY(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > < span class = "comment" > // Variable-Constraint graph.< / span > < / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > < span class = "comment" > // We replace an interval by its variables in the scheduling constraints.< / span > < / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "comment" > // TODO(user): Note that the objective is not considered here. Which is fine< / span > < / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < span class = "comment" > // except if the objective domain is constraining.< / span > < / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < span class = "keywordtype" > int< / span > > > constraint_to_var_< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > ABSL_GUARDED_BY(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < span class = "keywordtype" > int< / span > > > var_to_constraint_< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > ABSL_GUARDED_BY(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
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< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < / div >
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< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > < span class = "comment" > // Connected components of the variable-constraint graph. If a variable is< / span > < / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < span class = "comment" > // constant, it will not appear in any component and< / span > < / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "comment" > // var_to_component_index_[var] will be -1.< / span > < / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < span class = "keywordtype" > int< / span > > > components_ ABSL_GUARDED_BY(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < span class = "keywordtype" > int< / span > > var_to_component_index_ ABSL_GUARDED_BY(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "comment" > // The set of active variables which is currently the list of non-constant< / span > < / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "comment" > // variables. It is stored both as a list and as a set (using a Boolean< / span > < / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > < span class = "comment" > // vector).< / span > < / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < span class = "keywordtype" > bool< / span > > active_variables_set_ ABSL_GUARDED_BY(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < span class = "keywordtype" > int< / span > > active_variables_ ABSL_GUARDED_BY(< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > graph_mutex_< / a > );< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > < / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > mutable < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::Mutex domain_mutex_;< / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "comment" > // Used to display periodic info to the log.< / span > < / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::Time last_logging_time_;< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > };< / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > < / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > < span class = "comment" > // Base class for a CpModelProto neighborhood generator.< / span > < / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > 301< / a > < / span > class < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a60349be3472ae33af45a70cd5480a7e3" > 303< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a60349be3472ae33af45a70cd5480a7e3" > NeighborhoodGenerator< / a > (< span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > ,< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html" > NeighborhoodGeneratorHelper< / a > < span class = "keyword" > const< / span > * helper)< / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > : < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a723d30392e2c4f36252de0528a1b246d" > name_< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > ), helper_(*helper), difficulty_(0.5) {}< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a186eb8a0761d3a80e350e5d6eb6412a1" > 306< / a > < / span > < span class = "keyword" > virtual< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a186eb8a0761d3a80e350e5d6eb6412a1" > ~NeighborhoodGenerator< / a > () {}< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > < span class = "comment" > // Generates a " local" subproblem for the given seed.< / span > < / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > < span class = "comment" > // The difficulty will be in [0, 1] and is related to the asked neighborhood< / span > < / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > < span class = "comment" > // size (and thus local problem difficulty). A difficulty of 0.0 means empty< / span > < / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > < span class = "comment" > // neighborhood and a difficulty of 1.0 means the full problem. The algorithm< / span > < / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "comment" > // should try to generate a neighborhood according to this difficulty which< / span > < / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > < span class = "comment" > // will be dynamically adjusted depending on whether or not we can solve the< / span > < / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > < span class = "comment" > // subproblem in a given time limit.< / span > < / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < span class = "comment" > // The given initial_solution should contain a feasible solution to the< / span > < / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > < span class = "comment" > // initial CpModelProto given to this class. Any solution to the returned< / span > < / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > < span class = "comment" > // CPModelProto should also be valid solution to the same initial model.< / span > < / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < span class = "comment" > // This function should be thread-safe.< / span > < / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a09fa0632fb0484300de153adb79f071d" > 322< / a > < / span > < span class = "keyword" > virtual< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > < a class = "code hl_function" 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 id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) = 0;< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > < span class = "comment" > // Returns true if the neighborhood generator can generate a neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > < span class = "keyword" > virtual< / span > < span class = "keywordtype" > bool< / span > ReadyToGenerate() < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > < / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "comment" > // Returns true if the neighborhood generator generates relaxation of the< / span > < / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < span class = "comment" > // given problem.< / span > < / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a0c8b86bd60b4fc70cb653a12d50c2ce8" > 330< / a > < / span > < span class = "keyword" > virtual< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" 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 id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > < / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > < span class = "comment" > // Uses UCB1 algorithm to compute the score (Multi armed bandit problem).< / span > < / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < span class = "comment" > // Details are at< / span > < / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / 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 id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > < span class = "comment" > // ' total_num_calls' should be the sum of calls across all generators part of< / span > < / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > < span class = "comment" > // the multi armed bandit problem.< / span > < / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > < span class = "comment" > // If the generator is called less than 10 times then the method returns< / span > < / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > < span class = "comment" > // infinity as score in order to get more data about the generator< / span > < / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < span class = "comment" > // performance.< / span > < / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > < span class = "keywordtype" > double< / span > GetUCBScore(int64_t total_num_calls) < span class = "keyword" > const< / span > ;< / div >
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< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < / div >
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< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < span class = "comment" > // Adds solve data about one " solved" neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html" > 343< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html" > SolveData< / a > {< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < span class = "comment" > // Neighborhood Id. Used to identify the neighborhood by a generator.< / span > < / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "comment" > // Currently only used by WeightedRandomRelaxationNeighborhoodGenerator.< / span > < / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#ad578a0760fe4217d9cb5552835cf0572" > 346< / a > < / span > int64_t neighborhood_id = 0;< / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > < span class = "comment" > // The status of the sub-solve.< / span > < / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a91dacddd9f775730c8d424d2ab4d76ac" > 349< / a > < / span > CpSolverStatus < a class = "code hl_variable" href = "g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d" > status< / a > = CpSolverStatus::UNKNOWN;< / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > < / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > < span class = "comment" > // The difficulty when this neighborhood was generated.< / span > < / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a71013162baa979e0b8780100905cf700" > 352< / a > < / span > < span class = "keywordtype" > double< / span > difficulty = 0.0;< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > < / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < span class = "comment" > // The determinitic time limit given to the solver for this neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a4f572c68b7bf3aac70b3f5292398ff7b" > 355< / a > < / span > < span class = "keywordtype" > double< / span > deterministic_limit = 0.0;< / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > < / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < span class = "comment" > // The time it took to solve this neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#afc5fa55f61560324377e4f42d4a9211f" > 358< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#ae525d235b02bcfc962d845e28f5f0125" > deterministic_time< / a > = 0.0;< / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > < / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > < span class = "comment" > // Objective information. These only refer to the " internal" objective< / span > < / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > < span class = "comment" > // without scaling or offset so we are exact and it is always in the< / span > < / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > < span class = "comment" > // minimization direction.< / span > < / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > < span class = "comment" > // - The initial best objective is the one of the best known solution at the< / span > < / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > < span class = "comment" > // time the neighborhood was generated.< / span > < / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > < span class = "comment" > // - The base objective is the one of the base solution from which this< / span > < / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > < span class = "comment" > // neighborhood was generated.< / span > < / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > < span class = "comment" > // - The new objective is the objective of the best solution found by< / span > < / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < span class = "comment" > // solving the neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2b7499dfe1d827cdca46593256705cd4" > 369< / a > < / span > IntegerValue initial_best_objective = IntegerValue(0);< / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a1092ef5699db303eacd67586fe6273f4" > 370< / a > < / span > IntegerValue base_objective = IntegerValue(0);< / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a6bdd919d4fe97909496a23f7d85b5d8e" > 371< / a > < / span > IntegerValue new_objective = IntegerValue(0);< / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > < / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > < span class = "comment" > // Bounds data is only used by relaxation neighborhoods.< / span > < / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2579a2fccfe41ac8b5d8dac1c7f93607" > 374< / a > < / span > IntegerValue initial_best_objective_bound = IntegerValue(0);< / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#abfd9e74380811ea081037db464d22f2f" > 375< / a > < / span > IntegerValue new_objective_bound = IntegerValue(0);< / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > < / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < span class = "comment" > // This is just used to construct a deterministic order for the updates.< / span > < / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a00195aa190a0eea4cd4ab808056bfbfd" > 378< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" 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 hl_struct" 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 id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > < span class = "keywordflow" > return< / span > std::tie(< a class = "code hl_variable" href = "g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d" > status< / a > , difficulty, deterministic_limit,< / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#ae525d235b02bcfc962d845e28f5f0125" > deterministic_time< / a > , initial_best_objective,< / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > base_objective, new_objective,< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > initial_best_objective_bound, new_objective_bound,< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > neighborhood_id) < < / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > std::tie(o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a91dacddd9f775730c8d424d2ab4d76ac" > status< / a > , o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a71013162baa979e0b8780100905cf700" > difficulty< / a > , o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a4f572c68b7bf3aac70b3f5292398ff7b" > deterministic_limit< / a > ,< / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#afc5fa55f61560324377e4f42d4a9211f" > deterministic_time< / a > , o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2b7499dfe1d827cdca46593256705cd4" > initial_best_objective< / a > ,< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a1092ef5699db303eacd67586fe6273f4" > base_objective< / a > , o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a6bdd919d4fe97909496a23f7d85b5d8e" > new_objective< / a > ,< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#a2579a2fccfe41ac8b5d8dac1c7f93607" > initial_best_objective_bound< / a > , o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#abfd9e74380811ea081037db464d22f2f" > new_objective_bound< / a > ,< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > o.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#ad578a0760fe4217d9cb5552835cf0572" > neighborhood_id< / a > );< / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > }< / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > };< / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a24d01ebae72ddcb6d698c97add3f41a5" > 391< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a24d01ebae72ddcb6d698c97add3f41a5" > AddSolveData< / a > (< a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html" > SolveData< / a > data) {< / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > absl::MutexLock mutex_lock(& generator_mutex_);< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > solve_data_.push_back(data);< / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > }< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > < span class = "comment" > // Process all the recently added solve data and update this generator< / span > < / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "comment" > // score and difficulty.< / span > < / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#afa21407ae134806ac4337d0b2473b210" > Synchronize< / a > ();< / div >
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< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > < / div >
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< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > < span class = "comment" > // Returns a short description of the generator.< / span > < / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1d89c28bd42ba9a52da008bb69367171" > 401< / a > < / span > std::string < a class = "code hl_function" 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 hl_variable" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a723d30392e2c4f36252de0528a1b246d" > name_< / a > ; }< / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < span class = "comment" > // Number of times this generator was called.< / span > < / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9c3c8f8fa5a64c1c3c2e4985f2032034" > 404< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9c3c8f8fa5a64c1c3c2e4985f2032034" > num_calls< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > absl::MutexLock mutex_lock(& generator_mutex_);< / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > < span class = "keywordflow" > return< / span > num_calls_;< / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > }< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > < / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > < span class = "comment" > // Number of time the neighborhood was fully solved (OPTIMAL/INFEASIBLE).< / span > < / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9200434aac5afe3a96cb51544d5b38fa" > 410< / a > < / span > int64_t < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9200434aac5afe3a96cb51544d5b38fa" > num_fully_solved_calls< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > absl::MutexLock mutex_lock(& generator_mutex_);< / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > < span class = "keywordflow" > return< / span > num_fully_solved_calls_;< / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > }< / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > < / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > < span class = "comment" > // The current difficulty of this generator< / span > < / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > 416< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > absl::MutexLock mutex_lock(& generator_mutex_);< / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > < span class = "keywordflow" > return< / span > difficulty_.value();< / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > }< / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > < / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > < span class = "comment" > // The current time limit that the sub-solve should use on this generator.< / span > < / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae6e428960282281b0cc3d4ea0427a610" > 422< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae6e428960282281b0cc3d4ea0427a610" > deterministic_limit< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > absl::MutexLock mutex_lock(& generator_mutex_);< / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < span class = "keywordflow" > return< / span > deterministic_limit_;< / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > }< / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > < / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > < span class = "comment" > // The sum of the deterministic time spent in this generator.< / span > < / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae525d235b02bcfc962d845e28f5f0125" > 428< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#ae525d235b02bcfc962d845e28f5f0125" > deterministic_time< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > absl::MutexLock mutex_lock(& generator_mutex_);< / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sub_solver.html#ac05d8d7f6bf4c0144398514cc334d237" > deterministic_time_< / a > ;< / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > }< / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > < span class = "keyword" > protected< / span > :< / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < span class = "comment" > // Triggered with each call to Synchronize() for each recently added< / span > < / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > < span class = "comment" > // SolveData. This is meant to be used for processing feedbacks by specific< / span > < / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > < span class = "comment" > // neighborhood generators to adjust the neighborhood generation process.< / span > < / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#ac497558c5257914ba8ffdc4e95e59c21" > 437< / a > < / span > < span class = "keyword" > virtual< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#ac497558c5257914ba8ffdc4e95e59c21" > AdditionalProcessingOnSynchronize< / a > (< span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html" > SolveData< / a > & solve_data) {}< / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > < / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a723d30392e2c4f36252de0528a1b246d" > 439< / a > < / span > < span class = "keyword" > const< / span > std::string < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a723d30392e2c4f36252de0528a1b246d" > name_< / a > ;< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > 440< / a > < / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html" > NeighborhoodGeneratorHelper< / a > & < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > ;< / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1485e729f641f9670e3f827e5f60d56c" > 441< / a > < / span > < span class = "keyword" > mutable< / span > absl::Mutex < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1485e729f641f9670e3f827e5f60d56c" > generator_mutex_< / a > ;< / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > < / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > std::vector< SolveData> solve_data_;< / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < span class = "comment" > // Current parameters to be used when generating/solving a neighborhood with< / span > < / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < span class = "comment" > // this generator. Only updated on Synchronize().< / span > < / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > < a class = "code hl_class" href = "classoperations__research_1_1_adaptive_parameter_value.html" > AdaptiveParameterValue< / a > difficulty_;< / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > < span class = "keywordtype" > double< / span > deterministic_limit_ = 0.1;< / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > 450< / span > < / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / span > < span class = "comment" > // Current statistics of the last solved neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > 452< / span > < span class = "comment" > // Only updated on Synchronize().< / span > < / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > int64_t num_calls_ = 0;< / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > int64_t num_fully_solved_calls_ = 0;< / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > int64_t num_consecutive_non_improving_calls_ = 0;< / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_sub_solver.html#ac05d8d7f6bf4c0144398514cc334d237" > deterministic_time_< / a > = 0.0;< / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < span class = "keywordtype" > double< / span > current_average_ = 0.0;< / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > };< / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > < / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > < span class = "comment" > // Pick a random subset of variables.< / span > < / div >
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< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > < span class = "comment" > // TODO(user): In the presence of connected components, this should just work< / span > < / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > < span class = "comment" > // on one of them.< / span > < / div >
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< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relax_random_variables_generator.html" > 464< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_relax_random_variables_generator.html" > RelaxRandomVariablesGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
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< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > < span class = "keyword" > public< / span > :< / div >
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< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relax_random_variables_generator.html#ac1ebe72059188b5fe2ac7cd752e58c1b" > 466< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_relax_random_variables_generator.html#ac1ebe72059188b5fe2ac7cd752e58c1b" > RelaxRandomVariablesGenerator< / a > (< / div >
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< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
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< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
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< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > };< / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > < / div >
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< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > < span class = "comment" > // Pick a random subset of constraints and relax all the variables of these< / span > < / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > < span class = "comment" > // constraints. Note that to satisfy the difficulty, we might not relax all the< / span > < / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "comment" > // variable of the " last" constraint.< / span > < / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > < span class = "comment" > // TODO(user): In the presence of connected components, this should just work< / span > < / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > 478< / span > < span class = "comment" > // on one of them.< / span > < / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relax_random_constraints_generator.html" > 479< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_relax_random_constraints_generator.html" > RelaxRandomConstraintsGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relax_random_constraints_generator.html#af4c0879b69b72b7449aa8a4f46de129d" > 481< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_relax_random_constraints_generator.html#af4c0879b69b72b7449aa8a4f46de129d" > RelaxRandomConstraintsGenerator< / a > (< / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > };< / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > < / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < span class = "comment" > // Pick a random subset of variables that are constructed by a BFS in the< / span > < / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < span class = "comment" > // variable < -> constraint graph. That is, pick a random variable, then all the< / span > < / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > < span class = "comment" > // variable connected by some constraint to the first one, and so on. The< / span > < / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > < span class = "comment" > // variable of the last " level" are selected randomly.< / span > < / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > 492< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > < span class = "comment" > // Note that in the presence of connected component, this works correctly< / span > < / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < span class = "comment" > // already.< / span > < / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html" > 495< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html" > VariableGraphNeighborhoodGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a7c2e3be0221c9e8d25ee4c5023da94c4" > 497< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a7c2e3be0221c9e8d25ee4c5023da94c4" > VariableGraphNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > };< / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > < / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / 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 id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > < span class = "comment" > // bit smarter than this because after the first constraint is selected, we only< / span > < / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > < span class = "comment" > // select constraints that share at least one variable with the already selected< / span > < / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > < span class = "comment" > // constraints. The variable from the " last" constraint are selected randomly.< / span > < / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html" > 508< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html" > ConstraintGraphNeighborhoodGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#ad2ac901759c4a6edf1c88a1c9c380381" > 510< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#ad2ac901759c4a6edf1c88a1c9c380381" > ConstraintGraphNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > 515< / span > };< / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > < / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < span class = "comment" > // Helper method for the scheduling neighborhood generators. Returns the model< / span > < / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > < span class = "comment" > // as neighborhood for the given set of intervals to relax. For each no_overlap< / span > < / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > < span class = "comment" > // constraints, it adds strict relation order between the non-relaxed intervals.< / span > < / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > Neighborhood < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ad57491858f7814f0a03845022b6de35e" > GenerateSchedulingNeighborhoodForRelaxation< / a > (< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > < span class = "keyword" > const< / span > absl::Span< const int> intervals_to_relax,< / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < span class = "keyword" > const< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a08c018489eb0c4c309f144780ebb8cce" > NeighborhoodGeneratorHelper< / a > & helper);< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > < span class = "comment" > // Only make sense for scheduling problem. This select a random set of interval< / span > < / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > < span class = "comment" > // of the problem according to the difficulty. Then, for each no_overlap< / span > < / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > < span class = "comment" > // constraints, it adds strict relation order between the non-relaxed intervals.< / span > < / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < span class = "comment" > // TODO(user): Also deal with cumulative constraint.< / span > < / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html" > 530< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html" > SchedulingNeighborhoodGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a290a392b71763eec83b7f69dc53781d6" > 532< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a290a392b71763eec83b7f69dc53781d6" > SchedulingNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > < / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > };< / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > < span class = "comment" > // Similar to SchedulingNeighborhoodGenerator except the set of intervals that< / span > < / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > < span class = "comment" > // are relaxed are from a specific random time interval.< / span > < / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html" > 542< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html" > SchedulingTimeWindowNeighborhoodGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a2ea0f2091a27219aa8345fff8068eedc" > 544< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a2ea0f2091a27219aa8345fff8068eedc" > SchedulingTimeWindowNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > < / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > 550< / span > };< / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > < / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > < span class = "comment" > // This routing based LNS generator will relax random arcs in all the paths of< / span > < / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > < span class = "comment" > // the circuit or routes constraints.< / span > < / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_random_neighborhood_generator.html" > 554< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_routing_random_neighborhood_generator.html" > RoutingRandomNeighborhoodGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_random_neighborhood_generator.html#a5535fa964ce80c71a065fab040c03c47" > 556< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_routing_random_neighborhood_generator.html#a5535fa964ce80c71a065fab040c03c47" > RoutingRandomNeighborhoodGenerator< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html" > NeighborhoodGeneratorHelper< / a > < span class = "keyword" > const< / span > * helper,< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > < / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > };< / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > < / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > < span class = "comment" > // This routing based LNS generator will relax small sequences of arcs randomly< / span > < / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > < span class = "comment" > // chosen in all the paths of the circuit or routes constraints.< / span > < / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_path_neighborhood_generator.html" > 566< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_routing_path_neighborhood_generator.html" > RoutingPathNeighborhoodGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_path_neighborhood_generator.html#adbb75705c5ab084ea7250acedfef36aa" > 568< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_routing_path_neighborhood_generator.html#adbb75705c5ab084ea7250acedfef36aa" > RoutingPathNeighborhoodGenerator< / a > (< a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html" > NeighborhoodGeneratorHelper< / a > < span class = "keyword" > const< / span > * helper,< / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > };< / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > < / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < span class = "comment" > // This routing based LNS generator aims are relaxing one full path, and make< / span > < / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > < span class = "comment" > // some room on the other paths to absorb the nodes of the relaxed path.< / span > < / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < span class = "comment" > // In order to do so, it will relax the first and the last arc of each path in< / span > < / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < span class = "comment" > // the circuit or routes constraints. Then it will relax all arc literals in one< / span > < / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > < span class = "comment" > // random path. Then it will relax random arcs in the remaining paths until it< / span > < / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < span class = "comment" > // reaches the given difficulty.< / span > < / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator.html" > 583< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator.html" > RoutingFullPathNeighborhoodGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator.html#aa25781ece54ed6b19a02b9e993bb02a2" > 585< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator.html#aa25781ece54ed6b19a02b9e993bb02a2" > RoutingFullPathNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > < / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > };< / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > < / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > < span class = "comment" > // Generates a neighborhood by fixing the variables to solutions reported in< / span > < / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > < span class = "comment" > // various repositories. This is inspired from RINS published in " Exploring< / span > < / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > < span class = "comment" > // relaxation induced neighborhoods to improve MIP solutions" 2004 by E. Danna< / span > < / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > < span class = "comment" > // et.< / span > < / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > < span class = "comment" > // If incomplete_solutions is provided, this generates a neighborhood by fixing< / span > < / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > < span class = "comment" > // the variable values to a solution in the SharedIncompleteSolutionManager and< / span > < / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > < span class = "comment" > // ignores the other repositories.< / span > < / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < span class = "comment" > // Otherwise, if response_manager is not provided, this generates a neighborhood< / span > < / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "comment" > // using only the linear/general relaxation values. The domain of the variables< / span > < / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > < span class = "comment" > // are reduced to the integer values around their lp solution/relaxation< / span > < / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > < span class = "comment" > // solution values. This was published in " RENS – < / span > < / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > 606< / span > < span class = "comment" > // Neighborhood" 2009 by Timo Berthold.< / span > < / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html" > 607< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html" > RelaxationInducedNeighborhoodGenerator< / a > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a04aa59221e89859285d2224a198d5a5f" > 609< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a04aa59221e89859285d2224a198d5a5f" > RelaxationInducedNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html" > NeighborhoodGeneratorHelper< / a > < span class = "keyword" > const< / span > * helper,< / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html" > SharedResponseManager< / a > * response_manager,< / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > 612< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html" > SharedRelaxationSolutionRepository< / a > * < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a2a2278bd1fb787198e496b7d443a05e8" > relaxation_solutions< / a > ,< / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html" > SharedLPSolutionRepository< / a > * < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a5c52f4ef9698913ed16c67a4a6cec606" > lp_solutions< / a > ,< / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html" > SharedIncompleteSolutionManager< / a > * < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6bc4d701f71d498e82a3d45adde9a2e4" > incomplete_solutions< / a > ,< / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > 616< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper),< / div >
< div class = "line" > < a id = "l00617" name = "l00617" > < / a > < span class = "lineno" > 617< / span > response_manager_(response_manager),< / div >
< div class = "line" > < a id = "l00618" name = "l00618" > < / a > < span class = "lineno" > 618< / span > relaxation_solutions_(< a class = "code hl_variable" href = "cp__model__solver_8cc.html#a2a2278bd1fb787198e496b7d443a05e8" > relaxation_solutions< / a > ),< / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > 619< / span > lp_solutions_(< a class = "code hl_variable" href = "cp__model__solver_8cc.html#a5c52f4ef9698913ed16c67a4a6cec606" > lp_solutions< / a > ),< / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > incomplete_solutions_(< a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6bc4d701f71d498e82a3d45adde9a2e4" > incomplete_solutions< / a > ) {< / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > < a class = "code hl_define" 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 id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6bc4d701f71d498e82a3d45adde9a2e4" > incomplete_solutions< / a > != < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > }< / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > 624< / span > < / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > 625< / span > < span class = "comment" > // Both initial solution and difficulty values are ignored.< / span > < / div >
< div class = "line" > < a id = "l00626" name = "l00626" > < / a > < span class = "lineno" > 626< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00627" name = "l00627" > < / a > < span class = "lineno" > 627< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00628" name = "l00628" > < / a > < span class = "lineno" > 628< / span > < / div >
< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > 629< / span > < span class = "comment" > // Returns true if the required solutions are available.< / span > < / div >
< div class = "line" > < a id = "l00630" name = "l00630" > < / a > < span class = "lineno" > 630< / span > < span class = "keywordtype" > bool< / span > ReadyToGenerate() < span class = "keyword" > const override< / span > ;< / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > 631< / span > < / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html" > SharedResponseManager< / a > * response_manager_;< / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > 634< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_relaxation_solution_repository.html" > SharedRelaxationSolutionRepository< / a > * relaxation_solutions_;< / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_l_p_solution_repository.html" > SharedLPSolutionRepository< / a > * lp_solutions_;< / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html" > SharedIncompleteSolutionManager< / a > * incomplete_solutions_;< / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > 637< / span > };< / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > < / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > 639< / span > < span class = "comment" > // Generates a relaxation of the original model by removing a consecutive span< / span > < / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > 640< / span > < span class = "comment" > // of constraints starting at a random index. The number of constraints removed< / span > < / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > < span class = "comment" > // is in sync with the difficulty passed to the generator.< / span > < / div >
< div class = "line" > < a id = "l00642" name = "l00642" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html" > 642< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html" > ConsecutiveConstraintsRelaxationNeighborhoodGenerator< / a > < / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a23c196ccae7ce05ad735bd5def5a9052" > 645< / a > < / span > < span class = "keyword" > explicit< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a23c196ccae7ce05ad735bd5def5a9052" > ConsecutiveConstraintsRelaxationNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > 646< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > )< / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > 647< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > , helper) {}< / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00650" name = "l00650" > < / a > < span class = "lineno" > 650< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00651" name = "l00651" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a674468b66860a4942dea730f9731c5cf" > 651< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" 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 id = "l00652" name = "l00652" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054" > 652< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" 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 id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > };< / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > < / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > < span class = "comment" > // Generates a relaxation of the original model by removing some constraints< / span > < / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > 656< / span > < span class = "comment" > // randomly with a given weight for each constraint that controls the< / span > < / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > 657< / span > < span class = "comment" > // probability of constraint getting removed. The number of constraints removed< / span > < / div >
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > 658< / span > < span class = "comment" > // is in sync with the difficulty passed to the generator. Higher weighted< / span > < / div >
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > 659< / span > < span class = "comment" > // constraints are more likely to get removed.< / span > < / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html" > 660< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html" > WeightedRandomRelaxationNeighborhoodGenerator< / a > < / div >
< div class = "line" > < a id = "l00661" name = "l00661" > < / a > < span class = "lineno" > 661< / span > : < span class = "keyword" > public< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > {< / div >
< div class = "line" > < a id = "l00662" name = "l00662" > < / a > < span class = "lineno" > 662< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00663" name = "l00663" > < / a > < span class = "lineno" > 663< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html" > WeightedRandomRelaxationNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > 664< / span > < a class = "code hl_class" 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 hl_function" href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > name< / a > );< / div >
< div class = "line" > < a id = "l00665" name = "l00665" > < / a > < span class = "lineno" > 665< / span > < / div >
< div class = "line" > < a id = "l00666" name = "l00666" > < / a > < span class = "lineno" > 666< / span > < span class = "comment" > // Generates the neighborhood as described above. Also stores the removed< / span > < / div >
< div class = "line" > < a id = "l00667" name = "l00667" > < / a > < span class = "lineno" > 667< / span > < span class = "comment" > // constraints indices for adjusting the weights.< / span > < / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > 668< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > Generate(< span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > 669< / span > < span class = "keywordtype" > double< / span > difficulty, absl::BitGenRef random) < span class = "keyword" > final< / span > ;< / div >
< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > 670< / span > < / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a674468b66860a4942dea730f9731c5cf" > 671< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" 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 id = "l00672" name = "l00672" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054" > 672< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" 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 id = "l00673" name = "l00673" > < / a > < span class = "lineno" > 673< / span > < / div >
< div class = "line" > < a id = "l00674" name = "l00674" > < / a > < span class = "lineno" > 674< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00675" name = "l00675" > < / a > < span class = "lineno" > 675< / span > < span class = "comment" > // Adjusts the weights of the constraints removed to get the neighborhood< / span > < / div >
< div class = "line" > < a id = "l00676" name = "l00676" > < / a > < span class = "lineno" > 676< / span > < span class = "comment" > // based on the solve_data.< / span > < / div >
< div class = "line" > < a id = "l00677" name = "l00677" > < / a > < span class = "lineno" > 677< / 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 id = "l00678" name = "l00678" > < / a > < span class = "lineno" > 678< / span > ABSL_EXCLUSIVE_LOCKS_REQUIRED(generator_mutex_);< / div >
< div class = "line" > < a id = "l00679" name = "l00679" > < / a > < span class = "lineno" > 679< / span > < / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > < span class = "comment" > // Higher weighted constraints are more likely to get removed.< / span > < / div >
< div class = "line" > < a id = "l00681" name = "l00681" > < / a > < span class = "lineno" > 681< / span > std::vector< double> constraint_weights_;< / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > < span class = "keywordtype" > int< / span > num_removable_constraints_ = 0;< / div >
< div class = "line" > < a id = "l00683" name = "l00683" > < / a > < span class = "lineno" > 683< / span > < / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > < span class = "comment" > // Indices of the removed constraints per generated neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > 685< / span > absl::flat_hash_map< int64_t, std::vector< int> > removed_constraints_< / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > ABSL_GUARDED_BY(generator_mutex_);< / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > < / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > < span class = "comment" > // TODO(user): Move this to parent class if other generators start using< / span > < / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > < span class = "comment" > // feedbacks.< / span > < / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > 690< / span > int64_t next_available_id_ ABSL_GUARDED_BY(generator_mutex_) = 0;< / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > };< / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > < / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > 694< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a id = "l00695" name = "l00695" > < / a > < span class = "lineno" > 695< / span > < / div >
< div class = "line" > < a id = "l00696" name = "l00696" > < / a > < span class = "lineno" > 696< / span > < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_SAT_CP_MODEL_LNS_H_< / span > < / div >
2022-01-17 21:42:14 +01:00
< 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 >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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 >
2022-03-04 00:11:33 +01:00
< 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#l00352" > time_limit.h:352< / 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#l00642" > cp_model_lns.h:643< / 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#l00652" > cp_model_lns.h:652< / 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#l00645" > cp_model_lns.h:645< / 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#l00651" > cp_model_lns.h:651< / 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#l00508" > cp_model_lns.h:508< / 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#l00510" > cp_model_lns.h:510< / 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#l00099" > cp_model_lns.h:99< / 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#l00057" > cp_model_lns.cc:57< / 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#l00356" > cp_model_lns.cc:356< / 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#l00651" > cp_model_lns.cc:651< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a3db4e271948dabb2dc88bab3fae6ee23" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > 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#l00210" > cp_model_lns.h:210< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a4c701668fe51d4444b40e6eec5820c89" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a4c701668fe51d4444b40e6eec5820c89" > operations_research::sat::NeighborhoodGeneratorHelper::NumActiveVariables< / a > < / div > < div class = "ttdeci" > int NumActiveVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00157" > cp_model_lns.h:157< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a508d8d9f854e8c777837738245025632" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a508d8d9f854e8c777837738245025632" > 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#l00211" > cp_model_lns.h:211< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a6660bb31f569da3f205c9c500d79b002" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > 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#l00187" > cp_model_lns.h:187< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a67e2097ff88593dbd0ddc8f393ed9019" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a67e2097ff88593dbd0ddc8f393ed9019" > operations_research::sat::NeighborhoodGeneratorHelper::graph_mutex_< / a > < / div > < div class = "ttdeci" > absl::Mutex graph_mutex_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00222" > cp_model_lns.h:222< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a6823902ca9e8cb58c90a9f086c647da6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6823902ca9e8cb58c90a9f086c647da6" > operations_research::sat::NeighborhoodGeneratorHelper::FixGivenVariables< / a > < / div > < div class = "ttdeci" > Neighborhood FixGivenVariables(const CpSolverResponse & base_solution, const absl::flat_hash_set< int > & variables_to_fix) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00507" > cp_model_lns.cc:507< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a76de05a23aa232fdb8446cdc9e4674e2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a76de05a23aa232fdb8446cdc9e4674e2" > operations_research::sat::NeighborhoodGeneratorHelper::GenerateTask< / a > < / div > < div class = "ttdeci" > std::function< void()> GenerateTask(int64_t task_id) override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00109" > cp_model_lns.h:109< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a820708532165269860f70e4cbe8211be" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a820708532165269860f70e4cbe8211be" > operations_research::sat::NeighborhoodGeneratorHelper::DifficultyMeansFullNeighborhood< / a > < / div > < div class = "ttdeci" > bool DifficultyMeansFullNeighborhood(double difficulty) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00162" > cp_model_lns.h:162< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a82a453ea79e75c81ab03ba9da8c40ce5" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a82a453ea79e75c81ab03ba9da8c40ce5" > operations_research::sat::NeighborhoodGeneratorHelper::NoNeighborhood< / a > < / div > < div class = "ttdeci" > Neighborhood NoNeighborhood() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00368" > cp_model_lns.cc:368< / 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#l00634" > cp_model_lns.cc:634< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a8b0ea5233e98dcd85233c074a034fd05" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8b0ea5233e98dcd85233c074a034fd05" > operations_research::sat::NeighborhoodGeneratorHelper::GetActiveIntervals< / a > < / div > < div class = "ttdeci" > std::vector< int > GetActiveIntervals(const CpSolverResponse & initial_solution) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00374" > cp_model_lns.cc:374< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_a918534df03fdbcbc2dc69b1b5a7fc71e" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a918534df03fdbcbc2dc69b1b5a7fc71e" > 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#l00213" > cp_model_lns.h:213< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_ab0c1ae5434755368da4aefde92f3ec7b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab0c1ae5434755368da4aefde92f3ec7b" > operations_research::sat::NeighborhoodGeneratorHelper::ActiveVariables< / a > < / div > < div class = "ttdeci" > std::vector< int > ActiveVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00150" > cp_model_lns.h:150< / 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#l00108" > cp_model_lns.h:108< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_ab2694abd49e974a803af4bebd88d3b98" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab2694abd49e974a803af4bebd88d3b98" > operations_research::sat::NeighborhoodGeneratorHelper::VarToConstraint< / a > < / div > < div class = "ttdeci" > const std::vector< std::vector< int > > & VarToConstraint() const ABSL_SHARED_LOCKS_REQUIRED(graph_mutex_)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00181" > cp_model_lns.h:181< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_abefd04794ae1f2f60e1fbf1938b8f262" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > operations_research::sat::NeighborhoodGeneratorHelper::IsActive< / a > < / div > < div class = "ttdeci" > bool IsActive(int var) const ABSL_SHARED_LOCKS_REQUIRED(graph_mutex_)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00346" > cp_model_lns.cc:346< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_ac02cf479219dbbbfc951a2855b2872f6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac02cf479219dbbbfc951a2855b2872f6" > operations_research::sat::NeighborhoodGeneratorHelper::ActiveVariablesWhileHoldingLock< / a > < / div > < div class = "ttdeci" > const std::vector< int > & ActiveVariablesWhileHoldingLock() const ABSL_SHARED_LOCKS_REQUIRED(graph_mutex_)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00170" > cp_model_lns.h:170< / 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#l00624" > cp_model_lns.cc:624< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_ac18c0fe53e351d0a5d105b8bc7d53c08" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac18c0fe53e351d0a5d105b8bc7d53c08" > operations_research::sat::NeighborhoodGeneratorHelper::AddSolutionHinting< / a > < / div > < div class = "ttdeci" > void AddSolutionHinting(const CpSolverResponse & initial_solution, CpModelProto *model_proto) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00606" > cp_model_lns.cc:606< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_ad4d04f84841e8a112dc51402a58a9214" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ad4d04f84841e8a112dc51402a58a9214" > operations_research::sat::NeighborhoodGeneratorHelper::ConstraintToVar< / a > < / div > < div class = "ttdeci" > const std::vector< std::vector< int > > & ConstraintToVar() const ABSL_SHARED_LOCKS_REQUIRED(graph_mutex_)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00177" > cp_model_lns.h:177< / a > < / div > < / div >
< 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#l00079" > cp_model_lns.cc:79< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_helper_html_aff6e1cdbf44ac50c3dcc0e5bb3591478" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#aff6e1cdbf44ac50c3dcc0e5bb3591478" > operations_research::sat::NeighborhoodGeneratorHelper::GetRoutingPaths< / a > < / div > < div class = "ttdeci" > std::vector< std::vector< int > > GetRoutingPaths(const CpSolverResponse & initial_solution) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00422" > cp_model_lns.cc:422< / a > < / div > < / div >
< 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#l00301" > cp_model_lns.h:301< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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 >
2022-03-04 00:11:33 +01:00
< 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#l00330" > cp_model_lns.h:330< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a1485e729f641f9670e3f827e5f60d56c" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a1485e729f641f9670e3f827e5f60d56c" > operations_research::sat::NeighborhoodGenerator::generator_mutex_< / a > < / div > < div class = "ttdeci" > absl::Mutex generator_mutex_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00441" > cp_model_lns.h:441< / a > < / div > < / div >
< 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#l00306" > cp_model_lns.h:306< / a > < / div > < / div >
< 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#l00401" > cp_model_lns.h:401< / a > < / div > < / div >
< 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#l00391" > cp_model_lns.h:391< / a > < / div > < / div >
< 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#l00416" > cp_model_lns.h:416< / a > < / div > < / div >
< 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#l00303" > cp_model_lns.h:303< / a > < / div > < / div >
< 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#l00439" > cp_model_lns.h:439< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a9200434aac5afe3a96cb51544d5b38fa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9200434aac5afe3a96cb51544d5b38fa" > operations_research::sat::NeighborhoodGenerator::num_fully_solved_calls< / a > < / div > < div class = "ttdeci" > int64_t num_fully_solved_calls() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00410" > cp_model_lns.h:410< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a9c3c8f8fa5a64c1c3c2e4985f2032034" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9c3c8f8fa5a64c1c3c2e4985f2032034" > operations_research::sat::NeighborhoodGenerator::num_calls< / a > < / div > < div class = "ttdeci" > int64_t num_calls() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00404" > cp_model_lns.h:404< / a > < / div > < / div >
< 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#l00437" > cp_model_lns.h:437< / a > < / div > < / div >
< 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#l00440" > cp_model_lns.h:440< / a > < / div > < / div >
< 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#l00428" > cp_model_lns.h:428< / a > < / div > < / div >
< 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#l00422" > cp_model_lns.h:422< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_relax_random_constraints_generator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_relax_random_constraints_generator.html" > operations_research::sat::RelaxRandomConstraintsGenerator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00479" > cp_model_lns.h:479< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_relax_random_constraints_generator_html_af4c0879b69b72b7449aa8a4f46de129d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_relax_random_constraints_generator.html#af4c0879b69b72b7449aa8a4f46de129d" > operations_research::sat::RelaxRandomConstraintsGenerator::RelaxRandomConstraintsGenerator< / a > < / div > < div class = "ttdeci" > RelaxRandomConstraintsGenerator(NeighborhoodGeneratorHelper const *helper, const std::string & name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00481" > cp_model_lns.h:481< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_relax_random_variables_generator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_relax_random_variables_generator.html" > operations_research::sat::RelaxRandomVariablesGenerator< / a > < / 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_relax_random_variables_generator_html_ac1ebe72059188b5fe2ac7cd752e58c1b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_relax_random_variables_generator.html#ac1ebe72059188b5fe2ac7cd752e58c1b" > operations_research::sat::RelaxRandomVariablesGenerator::RelaxRandomVariablesGenerator< / a > < / div > < div class = "ttdeci" > RelaxRandomVariablesGenerator(NeighborhoodGeneratorHelper const *helper, const std::string & name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00466" > cp_model_lns.h:466< / a > < / div > < / div >
< 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#l00607" > cp_model_lns.h:607< / a > < / div > < / div >
< 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#l00609" > cp_model_lns.h:609< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator.html" > operations_research::sat::RoutingFullPathNeighborhoodGenerator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00583" > cp_model_lns.h:583< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator_html_aa25781ece54ed6b19a02b9e993bb02a2" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator.html#aa25781ece54ed6b19a02b9e993bb02a2" > operations_research::sat::RoutingFullPathNeighborhoodGenerator::RoutingFullPathNeighborhoodGenerator< / a > < / div > < div class = "ttdeci" > RoutingFullPathNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string & name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00585" > cp_model_lns.h:585< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_path_neighborhood_generator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_path_neighborhood_generator.html" > operations_research::sat::RoutingPathNeighborhoodGenerator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00566" > cp_model_lns.h:566< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_path_neighborhood_generator_html_adbb75705c5ab084ea7250acedfef36aa" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_path_neighborhood_generator.html#adbb75705c5ab084ea7250acedfef36aa" > operations_research::sat::RoutingPathNeighborhoodGenerator::RoutingPathNeighborhoodGenerator< / a > < / div > < div class = "ttdeci" > RoutingPathNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string & name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00568" > cp_model_lns.h:568< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_random_neighborhood_generator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_random_neighborhood_generator.html" > operations_research::sat::RoutingRandomNeighborhoodGenerator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00554" > cp_model_lns.h:554< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_random_neighborhood_generator_html_a5535fa964ce80c71a065fab040c03c47" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_random_neighborhood_generator.html#a5535fa964ce80c71a065fab040c03c47" > operations_research::sat::RoutingRandomNeighborhoodGenerator::RoutingRandomNeighborhoodGenerator< / a > < / div > < div class = "ttdeci" > RoutingRandomNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string & name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00556" > cp_model_lns.h:556< / a > < / div > < / div >
< 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#l00530" > cp_model_lns.h:530< / a > < / div > < / div >
< 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#l00532" > cp_model_lns.h:532< / a > < / div > < / div >
< 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#l00542" > cp_model_lns.h:542< / a > < / div > < / div >
< 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#l00544" > cp_model_lns.h:544< / a > < / div > < / div >
< 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#l00425" > synchronization.h:425< / a > < / div > < / div >
< 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#l00163" > synchronization.h:163< / a > < / div > < / div >
< 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#l00147" > synchronization.h:147< / a > < / div > < / div >
< 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#l00138" > synchronization.h:139< / a > < / div > < / div >
< 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#l00181" > synchronization.h:181< / a > < / div > < / div >
< 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#l00043" > subsolver.h:43< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sub_solver_html_a1d89c28bd42ba9a52da008bb69367171" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sub_solver.html#a1d89c28bd42ba9a52da008bb69367171" > operations_research::sat::SubSolver::name< / a > < / div > < div class = "ttdeci" > std::string name() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "subsolver_8h_source.html#l00086" > subsolver.h:86< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sub_solver_html_a723d30392e2c4f36252de0528a1b246d" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sub_solver.html#a723d30392e2c4f36252de0528a1b246d" > operations_research::sat::SubSolver::name_< / a > < / div > < div class = "ttdeci" > const std::string name_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "subsolver_8h_source.html#l00092" > subsolver.h:92< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sub_solver_html_ac05d8d7f6bf4c0144398514cc334d237" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sub_solver.html#ac05d8d7f6bf4c0144398514cc334d237" > operations_research::sat::SubSolver::deterministic_time_< / a > < / div > < div class = "ttdeci" > double deterministic_time_< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "subsolver_8h_source.html#l00094" > subsolver.h:94< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sub_solver_html_ae525d235b02bcfc962d845e28f5f0125" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sub_solver.html#ae525d235b02bcfc962d845e28f5f0125" > operations_research::sat::SubSolver::deterministic_time< / a > < / div > < div class = "ttdeci" > double deterministic_time() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "subsolver_8h_source.html#l00083" > subsolver.h:83< / a > < / div > < / div >
< 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#l00495" > cp_model_lns.h:495< / a > < / div > < / div >
< 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#l00497" > cp_model_lns.h:497< / a > < / div > < / div >
< 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#l00660" > cp_model_lns.h:661< / a > < / div > < / div >
< 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#l00672" > cp_model_lns.h:672< / a > < / div > < / div >
< 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#l00671" > cp_model_lns.h:671< / 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#l00119" > cp_model_fz_solver.cc:119< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "acp__model__presolve_8h_html" > < div class = "ttname" > < a href = "cp__model__presolve_8h.html" > cp_model_presolve.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< 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#l02053" > cp_model_solver.cc:2053< / 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#l02054" > cp_model_solver.cc:2054< / 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#l02048" > cp_model_solver.cc:2048< / 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#l02055" > cp_model_solver.cc:2055< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465" > < div class = "ttname" > < a href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div > < div class = "ttdeci" > IntVar * var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "expr__array_8cc_source.html#l01874" > expr_array.cc:1874< / a > < / div > < / div >
< div class = "ttc" id = "ag__gurobi_8cc_html_a2237393c7ae7ad7344c9885066d5ab6d" > < div class = "ttname" > < a href = "g__gurobi_8cc.html#a2237393c7ae7ad7344c9885066d5ab6d" > status< / a > < / div > < div class = "ttdeci" > absl::Status status< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "g__gurobi_8cc_source.html#l00035" > g_gurobi.cc:35< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "ainteger_8h_html" > < div class = "ttname" > < a href = "integer_8h.html" > integer.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< 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 = "anamespaceabsl_html" > < div class = "ttname" > < a href = "namespaceabsl.html" > absl< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cleanup_8h_source.html#l00022" > cleanup.h:22< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< 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#l01047" > cp_model_lns.cc:1047< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
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2022-03-04 00:11:33 +01:00
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< 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#l00343" > cp_model_lns.h:343< / 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#l00378" > cp_model_lns.h:378< / 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#l00370" > cp_model_lns.h:370< / 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#l00374" > cp_model_lns.h:374< / 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#l00369" > cp_model_lns.h:369< / 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#l00355" > cp_model_lns.h:355< / 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#l00371" > cp_model_lns.h:371< / 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#l00352" > cp_model_lns.h:352< / 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#l00349" > cp_model_lns.h:349< / 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#l00375" > cp_model_lns.h:375< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html_ad578a0760fe4217d9cb5552835cf0572" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html#ad578a0760fe4217d9cb5552835cf0572" > operations_research::sat::NeighborhoodGenerator::SolveData::neighborhood_id< / a > < / div > < div class = "ttdeci" > int64_t neighborhood_id< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00346" > cp_model_lns.h:346< / 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#l00358" > cp_model_lns.h:358< / a > < / div > < / div >
< 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#l00049" > cp_model_lns.h:49< / a > < / div > < / div >
< 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#l00051" > cp_model_lns.h:51< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_html_a240d377e7dfd0f7b32cf859acf8943db" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood.html#a240d377e7dfd0f7b32cf859acf8943db" > operations_research::sat::Neighborhood::num_relaxed_variables< / a > < / div > < div class = "ttdeci" > int num_relaxed_variables< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00078" > cp_model_lns.h:78< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_html_a29e58402f533badc9e8836044bc2df09" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood.html#a29e58402f533badc9e8836044bc2df09" > operations_research::sat::Neighborhood::variables_that_can_be_fixed_to_local_optimum< / a > < / div > < div class = "ttdeci" > std::vector< int > variables_that_can_be_fixed_to_local_optimum< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00090" > cp_model_lns.h:90< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_html_a3828e04dced399427f06832424b9b4ae" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood.html#a3828e04dced399427f06832424b9b4ae" > operations_research::sat::Neighborhood::num_relaxed_variables_in_objective< / a > < / div > < div class = "ttdeci" > int num_relaxed_variables_in_objective< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00079" > cp_model_lns.h:79< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_html_a44b6866eda48febe9f81e0a941caf8ce" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood.html#a44b6866eda48febe9f81e0a941caf8ce" > operations_research::sat::Neighborhood::constraints_to_ignore< / a > < / div > < div class = "ttdeci" > std::vector< int > constraints_to_ignore< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00065" > cp_model_lns.h:65< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_html_a7f3afd61b6944986fd9d5f92fc187768" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood.html#a7f3afd61b6944986fd9d5f92fc187768" > operations_research::sat::Neighborhood::is_simple< / a > < / div > < div class = "ttdeci" > bool is_simple< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00058" > cp_model_lns.h:58< / a > < / div > < / div >
< 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#l00055" > cp_model_lns.h:55< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_html_a9229601d319030879a64b25531c8a411" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > operations_research::sat::Neighborhood::delta< / a > < / div > < div class = "ttdeci" > CpModelProto delta< / 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 = "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#l00075" > cp_model_lns.h:75< / a > < / div > < / div >
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2022-03-04 00:11:33 +01:00
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2022-01-17 21:42:14 +01:00
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