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< a href = "cp__model__lns_8cc.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 >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
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< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "preprocessor" > #include " < a class = "code" href = "cp__model__lns_8h.html" > ortools/sat/cp_model_lns.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "preprocessor" > #include < algorithm> < / 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 < limits> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < random> < / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "preprocessor" > #include < utility> < / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / 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/meta/type_traits.h" < / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "preprocessor" > #include " absl/random/bit_gen_ref.h" < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " absl/random/distributions.h" < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "preprocessor" > #include " absl/strings/str_cat.h" < / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " absl/strings/str_join.h" < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " absl/synchronization/mutex.h" < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " absl/time/clock.h" < / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " absl/time/time.h" < / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / 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 = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "preprocessor" > #include " < a class = "code" href = "connected__components_8h.html" > ortools/graph/connected_components.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "preprocessor" > #include " ortools/sat/cp_model.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / 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 = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "preprocessor" > #include " < a class = "code" href = "cp__model__utils_8h.html" > ortools/sat/cp_model_utils.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 = "integer_8h.html" > ortools/sat/integer.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 = "sat_2model_8h.html" > ortools/sat/model.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 = "presolve__context_8h.html" > ortools/sat/presolve_context.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "preprocessor" > #include " < a class = "code" href = "rins_8h.html" > ortools/sat/rins.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "preprocessor" > #include " < a class = "code" href = "subsolver_8h.html" > ortools/sat/subsolver.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "preprocessor" > #include " < a class = "code" href = "synchronization_8h.html" > ortools/sat/synchronization.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / 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 = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "preprocessor" > #include " < a class = "code" href = "saturated__arithmetic_8h.html" > ortools/util/saturated_arithmetic.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sorted__interval__list_8h.html" > ortools/util/sorted_interval_list.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / 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 = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "preprocessor" > #include " < a class = "code" href = "time__limit_8h.html" > ortools/util/time_limit.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "keyword" > namespace < / span > sat {< / 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" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a08c018489eb0c4c309f144780ebb8cce" > 57< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a08c018489eb0c4c309f144780ebb8cce" > NeighborhoodGeneratorHelper::NeighborhoodGeneratorHelper< / a > (< / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > CpModelProto < span class = "keyword" > const< / span > * < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > , 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 = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html" > SharedResponseManager< / a > * shared_response, < 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 = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / 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 = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_sub_solver.html" > SubSolver< / a > (< span class = "stringliteral" > " " < / span > ),< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > parameters_(*< a class = "code hl_variable" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > ),< / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > model_proto_(*< a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > ),< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > shared_time_limit_(shared_time_limit),< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > shared_bounds_(shared_bounds),< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > shared_response_(shared_response) {< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (shared_response_ != < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "keywordflow" > if< / span > (shared_bounds_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > shared_bounds_id_ = shared_bounds_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_bounds_manager.html#af90af356f66a9a677d8d76be3fdd7356" > RegisterNewId< / a > ();< / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > }< / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > *model_proto_with_only_variables_.mutable_variables() =< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > model_proto_.variables();< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > InitializeHelperData();< / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > RecomputeHelperData();< / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#afa21407ae134806ac4337d0b2473b210" > Synchronize< / a > ();< / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > last_logging_time_ = absl::Now();< / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > }< / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#afa21407ae134806ac4337d0b2473b210" > 79< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#afa21407ae134806ac4337d0b2473b210" > NeighborhoodGeneratorHelper::Synchronize< / a > () {< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < span class = "keywordflow" > if< / span > (shared_bounds_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > std::vector< int> model_variables;< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > std::vector< int64_t> new_lower_bounds;< / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > std::vector< int64_t> new_upper_bounds;< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > shared_bounds_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_bounds_manager.html#afcfefe147ae58ecfb365be6edf3d1821" > GetChangedBounds< / a > (shared_bounds_id_, & model_variables,< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > & new_lower_bounds, & new_upper_bounds);< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "keywordtype" > bool< / span > new_variables_have_been_fixed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > {< / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > absl::MutexLock domain_lock(& domain_mutex_);< / 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 > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < model_variables.size(); ++i) {< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = model_variables[i];< / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "keyword" > const< / span > int64_t new_lb = new_lower_bounds[i];< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "keyword" > const< / span > int64_t new_ub = new_upper_bounds[i];< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_define" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (3)) {< / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & domain =< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > model_proto_with_only_variables_.variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).domain();< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "keyword" > const< / span > int64_t old_lb = domain.Get(0);< / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "keyword" > const< / span > int64_t old_ub = domain.Get(domain.size() - 1);< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (3) < < < span class = "stringliteral" > " Variable: " < / span > < < < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < < < span class = "stringliteral" > " old domain: [" < / span > < < old_lb < < < span class = "stringliteral" > " , " < / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < < old_ub < < < span class = "stringliteral" > " ] new domain: [" < / span > < < new_lb < < < span class = "stringliteral" > " , " < / span > < < new_ub< / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < < < span class = "stringliteral" > " ]" < / span > ;< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > }< / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > old_domain = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > ReadDomainFromProto< / a > (< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > model_proto_with_only_variables_.variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > new_domain =< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > old_domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a835826c4c5129b74553042a357a721ff" > IntersectionWith< / a > (< a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > (new_lb, new_ub));< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < span class = "keywordflow" > if< / span > (new_domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a8e12342fc420701fbffd97025421575a" > IsEmpty< / a > ()) {< / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "comment" > // This can mean two things:< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < span class = "comment" > // 1/ This variable is a normal one and the problem is UNSAT or< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > // 2/ This variable is optional, and its associated literal must be< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "comment" > // set to false.< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "comment" > // Currently, we wait for any full solver to pick the crossing bounds< / span > < / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < span class = "comment" > // and do the correct stuff on their own. We do not want to have empty< / span > < / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "comment" > // domain in the proto as this would means INFEASIBLE. So we just< / span > < / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < span class = "comment" > // ignore such bounds here.< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "comment" > // TODO(user): We could set the optional literal to false directly in< / span > < / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < span class = "comment" > // the bound sharing manager. We do have to be careful that all the< / span > < / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "comment" > // different solvers have the same optionality definition though.< / span > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > }< / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > FillDomainInProto< / a > (< / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > new_domain,< / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > model_proto_with_only_variables_.mutable_variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > new_variables_have_been_fixed |= new_domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a826a01cb8175850ff6e5b833e4689959" > IsFixed< / a > ();< / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > }< / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > }< / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < span class = "comment" > // Only trigger the computation if needed.< / span > < / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "keywordflow" > if< / span > (new_variables_have_been_fixed) {< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > RecomputeHelperData();< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / 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 = "keywordtype" > bool< / span > NeighborhoodGeneratorHelper::ObjectiveDomainIsConstraining()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < span class = "keywordflow" > if< / span > (!model_proto_.has_objective()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < span class = "keywordflow" > if< / span > (model_proto_.objective().domain().empty()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > int64_t min_activity = 0;< / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > int64_t max_activity = 0;< / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_terms = model_proto_.objective().vars().size();< / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_terms; ++i) {< / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (model_proto_.objective().vars(i));< / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > < span class = "keyword" > const< / span > int64_t < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = model_proto_.objective().coeffs(i);< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & var_domain =< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > model_proto_with_only_variables_.variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).domain();< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < span class = "keyword" > const< / span > int64_t v1 = < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > * var_domain[0];< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > < span class = "keyword" > const< / span > int64_t v2 = < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > * var_domain[var_domain.size() - 1];< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > min_activity += < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (v1, v2);< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > max_activity += < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (v1, v2);< / div >
2022-01-17 21:42:14 +01:00
< 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 >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > obj_domain = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > ReadDomainFromProto< / a > (model_proto_.objective());< / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > inferred_domain =< / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > (min_activity, max_activity)< / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > .< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a835826c4c5129b74553042a357a721ff" > IntersectionWith< / a > (< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > (< a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::numeric_limits< int64_t> ::min< / a > (), obj_domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#aa74ea8cd1b0767659f704b482d07c103" > Max< / a > ()));< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < span class = "keywordflow" > return< / span > !inferred_domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a1f922def1b57974333f228818cd04e68" > IsIncludedIn< / a > (obj_domain);< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > }< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "keywordtype" > void< / span > NeighborhoodGeneratorHelper::InitializeHelperData() {< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > type_to_constraints_.clear();< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_constraints = model_proto_.constraints_size();< / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c = 0; c < num_constraints; ++c) {< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > type = model_proto_.constraints(c).constraint_case();< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < span class = "keywordflow" > if< / span > (type > = type_to_constraints_.size()) {< / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > type_to_constraints_.resize(type + 1);< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > }< / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > type_to_constraints_[type].push_back(c);< / 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 > < / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = model_proto_.variables().size();< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > is_in_objective_.resize(num_variables, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "keywordflow" > if< / span > (model_proto_.has_objective()) {< / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ref : model_proto_.objective().vars()) {< / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > is_in_objective_[< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > }< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > }< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > }< / 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 > < span class = "comment" > // Recompute all the data when new variables have been fixed. Note that this< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "comment" > // shouldn' t be called if there is no change as it is in O(problem size).< / span > < / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "keywordtype" > void< / span > NeighborhoodGeneratorHelper::RecomputeHelperData() {< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > absl::MutexLock graph_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 = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > absl::ReaderMutexLock domain_lock(& domain_mutex_);< / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "comment" > // Do basic presolving to have a more precise graph.< / span > < / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < span class = "comment" > // Here we just remove trivially true constraints.< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // Note(user): We do that each time a new variable is fixed. It might be too< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "comment" > // much, but on the miplib and in 1200s, we do that only about 1k time on the< / span > < / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "comment" > // worst case problem.< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "comment" > // TODO(user): Change API to avoid a few copy?< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "comment" > // TODO(user): We could keep the context in the class.< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < span class = "comment" > // TODO(user): We can also start from the previous simplified model instead.< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > {< / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > Model local_model;< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > CpModelProto mapping_proto;< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > simplied_model_proto_.Clear();< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > *simplied_model_proto_.mutable_variables() =< / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > model_proto_with_only_variables_.variables();< / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > PresolveContext < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6" > context< / a > (& local_model, & simplied_model_proto_,< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > & mapping_proto);< / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > ModelCopy copier(& < a class = "code hl_variable" href = "gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6" > context< / a > );< / div >
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< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < / div >
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< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < span class = "comment" > // TODO(user): Not sure what to do if the model is UNSAT.< / span > < / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < span class = "comment" > // This shouldn' t matter as it should be dealt with elsewhere.< / span > < / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > copier.ImportAndSimplifyConstraints(model_proto_, {});< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > }< / div >
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< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > < span class = "comment" > // Compute the constraint < -> variable graph.< / span > < / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "comment" > // TODO(user): Remove duplicate constraints?< / span > < / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & constraints = simplied_model_proto_.constraints();< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > var_to_constraint_.assign(model_proto_.variables_size(), {});< / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > constraint_to_var_.assign(constraints.size(), {});< / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < span class = "keywordtype" > int< / span > reduced_ct_index = 0;< / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > ct_index = 0; ct_index < constraints.size(); ++ct_index) {< / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > < span class = "comment" > // We remove the interval constraints since we should have an equivalent< / span > < / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < span class = "comment" > // linear constraint somewhere else. This is not the case if we have a fixed< / span > < / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < span class = "comment" > // size optional interval variable. But it should not matter as the< / span > < / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > < span class = "comment" > // intervals are replaced by their underlying variables in the scheduling< / span > < / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < span class = "comment" > // constrainst.< / span > < / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "keywordflow" > if< / span > (constraints[ct_index].constraint_case() == ConstraintProto::kInterval) {< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > }< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1d467595ed8fe5b85dc95328ee1c2770" > UsedVariables< / a > (constraints[ct_index])) {< / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "keywordflow" > if< / span > (IsConstant(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > constraint_to_var_[reduced_ct_index].push_back(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / 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 > < / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < span class = "comment" > // We replace intervals by their underlying integer variables. Note that< / span > < / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < span class = "comment" > // this is needed for a correct decomposition into independent part.< / span > < / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "resource_8cc.html#af92a8383a05fdf586a52263d358f5ada" > interval< / a > : < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a217ba4c51953c701a68d6572d79801f1" > UsedIntervals< / a > (constraints[ct_index])) {< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1d467595ed8fe5b85dc95328ee1c2770" > UsedVariables< / a > (constraints[< a class = "code hl_variable" href = "resource_8cc.html#af92a8383a05fdf586a52263d358f5ada" > interval< / a > ])) {< / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < span class = "keywordflow" > if< / span > (IsConstant(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > constraint_to_var_[reduced_ct_index].push_back(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / 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 > }< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "comment" > // We remove constraint of size 0 and 1 since they are not useful for LNS< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < span class = "comment" > // based on this graph.< / span > < / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < span class = "keywordflow" > if< / span > (constraint_to_var_[reduced_ct_index].size() < = 1) {< / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > constraint_to_var_[reduced_ct_index].clear();< / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < span class = "keywordflow" > continue< / span > ;< / 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 > < / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < span class = "comment" > // Keep this constraint.< / span > < / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : constraint_to_var_[reduced_ct_index]) {< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > var_to_constraint_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].push_back(reduced_ct_index);< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > }< / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > ++reduced_ct_index;< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > }< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > constraint_to_var_.resize(reduced_ct_index);< / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // We mark as active all non-constant variables.< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "comment" > // Non-active variable will never be fixed in standard LNS fragment.< / span > < / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > active_variables_.clear();< / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = model_proto_.variables_size();< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > active_variables_set_.assign(num_variables, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_variables; ++i) {< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < span class = "keywordflow" > if< / span > (!IsConstant(i)) {< / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > active_variables_.push_back(i);< / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > active_variables_set_[i] = < span class = "keyword" > true< / span > ;< / 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 > }< / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > < / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < span class = "comment" > // Compute connected components.< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "comment" > // Note that fixed variable are just ignored.< / span > < / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < a class = "code hl_class" href = "class_dense_connected_components_finder.html" > DenseConnectedComponentsFinder< / a > union_find;< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > union_find.< a class = "code hl_function" href = "class_dense_connected_components_finder.html#ad8e718920ab9683d39af650d714cffe1" > SetNumberOfNodes< / a > (num_variables);< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > std::vector< int> & var_in_constraint : constraint_to_var_) {< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > < span class = "keywordflow" > if< / span > (var_in_constraint.size() < = 1) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < var_in_constraint.size(); ++i) {< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > union_find.< a class = "code hl_function" href = "class_dense_connected_components_finder.html#a428ab6b7c944afe33bd86a6a1ae7e668" > AddEdge< / a > (var_in_constraint[0], var_in_constraint[i]);< / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > }< / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > }< / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < span class = "comment" > // If we have a lower bound on the objective, then this " objective constraint" < / span > < / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < span class = "comment" > // might link components together.< / span > < / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < span class = "keywordflow" > if< / span > (ObjectiveDomainIsConstraining()) {< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & refs = model_proto_.objective().vars();< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_terms = refs.size();< / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 1; i < num_terms; ++i) {< / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > union_find.< a class = "code hl_function" href = "class_dense_connected_components_finder.html#a428ab6b7c944afe33bd86a6a1ae7e668" > AddEdge< / a > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (refs[0]), < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (refs[i]));< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > }< / 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 > < / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < span class = "comment" > // Compute all components involving non-fixed variables.< / span > < / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > < span class = "comment" > // TODO(user): If a component has no objective, we can fix it to any feasible< / span > < / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < span class = "comment" > // solution. This will automatically be done by LNS fragment covering such< / span > < / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > < span class = "comment" > // component though.< / span > < / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > components_.clear();< / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > var_to_component_index_.assign(num_variables, -1);< / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = 0; < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < num_variables; ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < span class = "keywordflow" > if< / span > (IsConstant(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > root = union_find.< a class = "code hl_function" href = "class_dense_connected_components_finder.html#a5484947d25c2901c60d02ea14d0e1a06" > FindRoot< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a4bd2e815ca2f702a4b6aa744b1ff3b82" > CHECK_LT< / a > (root, var_to_component_index_.size());< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < span class = "keywordtype" > int< / span > & < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = var_to_component_index_[root];< / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > == -1) {< / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = components_.size();< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > components_.push_back({});< / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > }< / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > var_to_component_index_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = < a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ;< / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > components_[< a class = "code hl_variable" href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ].push_back(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > < / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > < span class = "comment" > // Display information about the reduced problem.< / 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" > // TODO(user): Exploit connected component while generating fragments.< / span > < / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > < span class = "comment" > // TODO(user): Do not generate fragment not touching the objective.< / span > < / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > < span class = "keywordflow" > if< / span > (!shared_response_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#a9492cb97f5ec0ecbce0b5ef1b085738b" > LoggingIsEnabled< / a > ()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > std::vector< int> component_sizes;< / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > std::vector< int> & component : components_) {< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > component_sizes.push_back(component.size());< / 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 > std::sort(component_sizes.begin(), component_sizes.end(),< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > std::greater< int> ());< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > std::string compo_message;< / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "keywordflow" > if< / span > (component_sizes.size() > 1) {< / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < span class = "keywordflow" > if< / span > (component_sizes.size() < = 10) {< / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > compo_message =< / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > absl::StrCat(< span class = "stringliteral" > " compo:" < / span > , absl::StrJoin(component_sizes, < span class = "stringliteral" > " ," < / span > ));< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > component_sizes.resize(10);< / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > compo_message =< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > absl::StrCat(< span class = "stringliteral" > " compo:" < / span > , absl::StrJoin(component_sizes, < span class = "stringliteral" > " ," < / span > ), < span class = "stringliteral" > " ,..." < / span > );< / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > }< / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > }< / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > shared_response_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#a8836125c65463bdd48d3bce9263c0046" > LogPeriodicMessage< / a > (< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < span class = "stringliteral" > " Model" < / span > ,< / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > absl::StrCat(< span class = "stringliteral" > " var:" < / span > , active_variables_.size(), < span class = "stringliteral" > " /" < / span > , num_variables,< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < span class = "stringliteral" > " constraints:" < / span > , simplied_model_proto_.constraints().size(),< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < span class = "stringliteral" > " /" < / span > , model_proto_.constraints().size(), compo_message),< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > & last_logging_time_);< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > }< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > 346< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > NeighborhoodGeneratorHelper::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 > {< / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < span class = "keywordflow" > return< / span > active_variables_set_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > }< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > < span class = "keywordtype" > bool< / span > NeighborhoodGeneratorHelper::IsConstant(< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > < span class = "keywordflow" > return< / span > model_proto_with_only_variables_.variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).domain_size() == 2 & & < / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > model_proto_with_only_variables_.variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).domain(0) ==< / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > model_proto_with_only_variables_.variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).domain(1);< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > }< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > 356< / a > < / 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" > NeighborhoodGeneratorHelper::FullNeighborhood< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > neighborhood;< / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > neighborhood.< 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 = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317" > is_generated< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > {< / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > absl::ReaderMutexLock lock(& domain_mutex_);< / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > *neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables() =< / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > model_proto_with_only_variables_.variables();< / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > }< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > }< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > < / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a82a453ea79e75c81ab03ba9da8c40ce5" > 368< / a > < / 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" > NeighborhoodGeneratorHelper::NoNeighborhood< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > neighborhood;< / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > neighborhood.< 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 = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > < span class = "keywordflow" > return< / span > neighborhood;< / 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 > < / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8b0ea5233e98dcd85233c074a034fd05" > 374< / a > < / span > std::vector< int> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8b0ea5233e98dcd85233c074a034fd05" > NeighborhoodGeneratorHelper::GetActiveIntervals< / a > (< / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > std::vector< int> active_intervals;< / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > absl::ReaderMutexLock lock(& domain_mutex_);< / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (ConstraintProto::kInterval)) {< / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > < span class = "keyword" > const< / span > ConstraintProto& interval_ct = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(i);< / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > < span class = "comment" > // We only look at intervals that are performed in the solution. The< / span > < / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > < span class = "comment" > // unperformed intervals should be automatically freed during the generation< / span > < / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > < span class = "comment" > // phase.< / span > < / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > < span class = "keywordflow" > if< / span > (interval_ct.enforcement_literal().size() == 1) {< / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > enforcement_ref = interval_ct.enforcement_literal(0);< / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > enforcement_var = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (enforcement_ref);< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > = initial_solution.solution(enforcement_var);< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (enforcement_ref) == (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > == 0)) {< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > < span class = "keywordflow" > continue< / span > ;< / 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" > 391< / span > < / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > < span class = "comment" > // We filter out fixed intervals. Because of presolve, if there is an< / span > < / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > < span class = "comment" > // enforcement literal, it cannot be fixed.< / span > < / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > < span class = "keywordflow" > if< / span > (interval_ct.enforcement_literal().empty()) {< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < span class = "keywordtype" > bool< / span > is_constant = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > v : interval_ct.interval().start().vars()) {< / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "keywordflow" > if< / span > (!IsConstant(v)) {< / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > is_constant = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > }< / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > }< / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > v : interval_ct.interval().size().vars()) {< / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < span class = "keywordflow" > if< / span > (!IsConstant(v)) {< / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > is_constant = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > }< / 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 > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > v : interval_ct.interval().end().vars()) {< / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > < span class = "keywordflow" > if< / span > (!IsConstant(v)) {< / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > is_constant = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > }< / 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 > < span class = "keywordflow" > if< / span > (is_constant) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > }< / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > < / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > active_intervals.push_back(i);< / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > }< / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > < span class = "keywordflow" > return< / span > active_intervals;< / 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 > < / 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_helper.html#aff6e1cdbf44ac50c3dcc0e5bb3591478" > 422< / a > < / span > std::vector< std::vector< int> > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#aff6e1cdbf44ac50c3dcc0e5bb3591478" > NeighborhoodGeneratorHelper::GetRoutingPaths< / a > (< / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < span class = "keyword" > struct < / span > HeadAndArcLiteral {< / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > ;< / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ;< / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > };< / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > std::vector< std::vector< int> > result;< / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > absl::flat_hash_map< int, HeadAndArcLiteral> tail_to_head_and_arc_literal;< / 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 > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (ConstraintProto::kCircuit)) {< / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > < span class = "keyword" > const< / span > CircuitConstraintProto& < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(i).circuit();< / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > < span class = "comment" > // Collect arcs.< / span > < / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > < span class = "keywordtype" > int< / span > min_node = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::numeric_limits< int> ::max< / a > ();< / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > tail_to_head_and_arc_literal.clear();< / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .literals_size(); ++i) {< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .literals(i);< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .heads(i);< / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .tails(i);< / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > bool_var = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < span class = "keyword" > const< / span > int64_t < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > = initial_solution.solution(bool_var);< / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > < span class = "comment" > // Skip unselected arcs.< / span > < / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) == (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > == 0)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < span class = "comment" > // Ignore self loops.< / span > < / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > == < a class = "code hl_variable" href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > tail_to_head_and_arc_literal[< a class = "code hl_variable" href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > ] = {< a class = "code hl_variable" href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > , bool_var};< / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > min_node = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (< a class = "code hl_variable" href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > , min_node);< / 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 = "keywordflow" > if< / span > (tail_to_head_and_arc_literal.empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > 452< / span > < / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > < span class = "comment" > // Unroll the path.< / span > < / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > < span class = "keywordtype" > int< / span > current_node = min_node;< / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > std::vector< int> path;< / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "keywordflow" > do< / span > {< / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < span class = "keyword" > auto< / span > it = tail_to_head_and_arc_literal.find(current_node);< / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (it != tail_to_head_and_arc_literal.end());< / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > current_node = it-> second.head;< / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > path.push_back(it-> second.literal);< / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > } < span class = "keywordflow" > while< / span > (current_node != min_node);< / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > result.push_back(std::move(path));< / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > }< / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > < / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > std::vector< HeadAndArcLiteral> route_starts;< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (ConstraintProto::kRoutes)) {< / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > < span class = "keyword" > const< / span > RoutesConstraintProto& < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(i).routes();< / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > tail_to_head_and_arc_literal.clear();< / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > route_starts.clear();< / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > < / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > < span class = "comment" > // Collect route starts and arcs.< / span > < / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .literals_size(); ++i) {< / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .literals(i);< / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .heads(i);< / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .tails(i);< / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > bool_var = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > < span class = "keyword" > const< / span > int64_t < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > = initial_solution.solution(bool_var);< / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > 478< / span > < span class = "comment" > // Skip unselected arcs.< / span > < / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (< a class = "code hl_variable" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) == (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > == 0)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < span class = "comment" > // Ignore self loops.< / span > < / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > == < a class = "code hl_variable" href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > == 0) {< / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > route_starts.push_back({< a class = "code hl_variable" href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > , bool_var});< / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > tail_to_head_and_arc_literal[< a class = "code hl_variable" href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > ] = {< a class = "code hl_variable" href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > , bool_var};< / 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 > < / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < span class = "comment" > // Unroll all routes.< / span > < / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > HeadAndArcLiteral& head_var : route_starts) {< / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > std::vector< int> path;< / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > 492< / span > < span class = "keywordtype" > int< / span > current_node = head_var.head;< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > path.push_back(head_var.literal);< / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < span class = "keywordflow" > do< / span > {< / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > < span class = "keyword" > auto< / span > it = tail_to_head_and_arc_literal.find(current_node);< / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (it != tail_to_head_and_arc_literal.end());< / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > current_node = it-> second.head;< / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > path.push_back(it-> second.literal);< / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > } < span class = "keywordflow" > while< / span > (current_node != 0);< / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > result.push_back(std::move(path));< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > }< / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > }< / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > < / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6823902ca9e8cb58c90a9f086c647da6" > 507< / a > < / 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" > NeighborhoodGeneratorHelper::FixGivenVariables< / a > (< / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > < span class = "keyword" > const< / span > CpSolverResponse& base_solution,< / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / 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 = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > neighborhood;< / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > < / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > < span class = "comment" > // Fill in neighborhood.delta all variable domains.< / span > < / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > {< / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > absl::ReaderMutexLock domain_lock(& domain_mutex_);< / 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 > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables =< / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > model_proto_with_only_variables_.variables().size();< / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables()-> Reserve(num_variables);< / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_variables; ++i) {< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > < span class = "keyword" > const< / span > IntegerVariableProto& current_var =< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > model_proto_with_only_variables_.variables(i);< / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > IntegerVariableProto* new_var = neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .add_variables();< / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > < span class = "comment" > // We only copy the name in debug mode.< / span > < / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > ) new_var-> set_name(current_var.name());< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > domain = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > ReadDomainFromProto< / a > (current_var);< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > < span class = "keyword" > const< / span > int64_t base_value = base_solution.solution(i);< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > < span class = "comment" > // It seems better to always start from a feasible point, so if the base< / span > < / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > < span class = "comment" > // solution is no longer valid under the new up to date bound, we make< / span > < / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > < span class = "comment" > // sure to relax the domain so that it is.< / span > < / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > < span class = "keywordflow" > if< / span > (!domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a22c6c2f121586b5d76feb4b0e536dfde" > Contains< / a > (base_value)) {< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > < span class = "comment" > // TODO(user): this can happen when variables_to_fix.contains(i). But we< / span > < / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > < span class = "comment" > // should probably never consider as " active" such variable in the first< / span > < / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > < span class = "comment" > // place.< / span > < / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > < span class = "comment" > // TODO(user): This might lead to incompatibility when the base solution< / span > < / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < span class = "comment" > // is not compatible with variable we fixed in a connected component! so< / span > < / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > < span class = "comment" > // maybe it is not great to do that. Initial investigation didn' t see< / span > < / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > < span class = "comment" > // a big change. More work needed.< / span > < / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > FillDomainInProto< / a > (domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a5919f86aede74172b7fea05ebdb58975" > UnionWith< / a > (< a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > (base_solution.solution(i))),< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > new_var);< / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (variables_to_fix.contains(i)) {< / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > new_var-> add_domain(base_value);< / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > new_var-> add_domain(base_value);< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > FillDomainInProto< / a > (domain, new_var);< / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / 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 > < / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > < span class = "comment" > // Fill some statistic fields and detect if we cover a full component.< / span > < / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > < span class = "comment" > // TODO(user): If there is just one component, we can skip some computation.< / span > < / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > {< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > absl::ReaderMutexLock graph_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 = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > std::vector< int> count(components_.size(), 0);< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .variables().size();< / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = 0; < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < num_variables; ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & domain = neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).domain();< / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > < span class = "keywordflow" > if< / span > (domain.size() != 2 || domain[0] != domain[1]) {< / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > ++neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a240d377e7dfd0f7b32cf859acf8943db" > num_relaxed_variables< / a > ;< / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > < span class = "keywordflow" > if< / span > (is_in_objective_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) {< / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > ++neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a3828e04dced399427f06832424b9b4ae" > num_relaxed_variables_in_objective< / a > ;< / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > }< / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > c = var_to_component_index_[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > < span class = "keywordflow" > if< / span > (c != -1) count[c]++;< / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > }< / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > }< / 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 > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < components_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > < span class = "keywordflow" > if< / span > (count[i] == components_[i].size()) {< / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a29e58402f533badc9e8836044bc2df09" > variables_that_can_be_fixed_to_local_optimum< / a > .insert(< / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a29e58402f533badc9e8836044bc2df09" > variables_that_can_be_fixed_to_local_optimum< / a > .end(),< / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > components_[i].begin(), components_[i].end());< / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > }< / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > }< / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > }< / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > < span class = "comment" > // If the objective domain might cut the optimal solution, we cannot exploit< / span > < / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < span class = "comment" > // the connected components. We compute this outside the mutex to avoid< / span > < / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > < span class = "comment" > // any deadlock risk.< / span > < / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > < span class = "comment" > // TODO(user): We could handle some complex domain (size > 2).< / span > < / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > < span class = "keywordflow" > if< / span > (model_proto_.has_objective() & & < / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > (model_proto_.objective().domain().size() != 2 ||< / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > shared_response_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#ae431b0e8c0f74f95c31ba38f3c534126" > GetInnerObjectiveLowerBound< / a > () < < / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > model_proto_.objective().domain(0))) {< / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a29e58402f533badc9e8836044bc2df09" > variables_that_can_be_fixed_to_local_optimum< / a > .clear();< / 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 > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac18c0fe53e351d0a5d105b8bc7d53c08" > AddSolutionHinting< / a > (base_solution, & neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > );< / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > < / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317" > is_generated< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7" > is_reduced< / a > = !variables_to_fix.empty();< / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a7f3afd61b6944986fd9d5f92fc187768" > is_simple< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > 598< / span > < / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > 599< / span > < span class = "comment" > // TODO(user): force better objective? Note that this is already done when the< / span > < / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > < span class = "comment" > // hint above is successfully loaded (i.e. if it passes the presolve< / span > < / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > < span class = "comment" > // correctly) since the solver will try to find better solution than the< / span > < / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < span class = "comment" > // current one.< / span > < / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > }< / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > < / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac18c0fe53e351d0a5d105b8bc7d53c08" > 606< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac18c0fe53e351d0a5d105b8bc7d53c08" > NeighborhoodGeneratorHelper::AddSolutionHinting< / a > (< / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, 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 = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < span class = "comment" > // Set the current solution as a hint.< / span > < / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > -> clear_solution_hint();< / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > is_fixed = [< a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > ](< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > < span class = "keyword" > const< / span > IntegerVariableProto& var_proto = < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > -> variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > 612< / span > < span class = "keywordflow" > return< / span > var_proto.domain_size() == 2 & & < / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > var_proto.domain(0) == var_proto.domain(1);< / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > };< / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = 0; < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > -> variables_size(); ++< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > 616< / span > < span class = "keywordflow" > if< / span > (is_fixed(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00617" name = "l00617" > < / a > < span class = "lineno" > 617< / span > < / div >
< div class = "line" > < a id = "l00618" name = "l00618" > < / a > < span class = "lineno" > 618< / span > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > -> mutable_solution_hint()-> add_vars(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > 619< / span > < a class = "code hl_variable" href = "cp__model__solver_8cc.html#a6ac76d8a372013f67c4973012948ec84" > model_proto< / a > -> mutable_solution_hint()-> add_values(< / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > initial_solution.solution(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > }< / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / 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" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac0763b7b9e44b9b30e78b9dd4da8e98a" > 624< / a > < / 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" > NeighborhoodGeneratorHelper::RemoveMarkedConstraints< / a > (< / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > 625< / span > < span class = "keyword" > const< / span > std::vector< int> & constraints_to_remove)< span class = "keyword" > const < / 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 > neighborhood = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > FullNeighborhood< / a > ();< / div >
< div class = "line" > < a id = "l00627" name = "l00627" > < / a > < span class = "lineno" > 627< / span > < / div >
< div class = "line" > < a id = "l00628" name = "l00628" > < / a > < span class = "lineno" > 628< / span > < span class = "keywordflow" > if< / span > (constraints_to_remove.empty()) < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > 629< / span > neighborhood.< 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 = "l00630" name = "l00630" > < / a > < span class = "lineno" > 630< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a44b6866eda48febe9f81e0a941caf8ce" > constraints_to_ignore< / a > = constraints_to_remove;< / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > 631< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > }< / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > < / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8735c6fd1459361aa6696a77f8042bf1" > 634< / a > < / 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" > NeighborhoodGeneratorHelper::RelaxGivenVariables< / a > (< / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > < span class = "keyword" > const< / span > std::vector< int> & relaxed_variables)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > 637< / span > std::vector< bool> relaxed_variables_set(model_proto_.variables_size(), < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : relaxed_variables) relaxed_variables_set[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > 639< / span > absl::flat_hash_set< int> fixed_variables;< / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > 640< / span > {< / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > absl::ReaderMutexLock graph_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 = "l00642" name = "l00642" > < / a > < span class = "lineno" > 642< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : active_variables_) {< / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > < span class = "keywordflow" > if< / span > (!relaxed_variables_set[i]) {< / div >
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > fixed_variables.insert(i);< / div >
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > 645< / span > }< / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > 646< / span > }< / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > 647< / span > }< / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6823902ca9e8cb58c90a9f086c647da6" > FixGivenVariables< / a > (initial_solution, fixed_variables);< / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / 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_neighborhood_generator_helper.html#a307d968091a3bddbbce257cca9b79fbb" > 651< / a > < / 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" > NeighborhoodGeneratorHelper::FixAllVariables< / a > (< / div >
< div class = "line" > < a id = "l00652" name = "l00652" > < / a > < span class = "lineno" > 652< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > < span class = "keyword" > const< / span > std::vector< int> & all_variables = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab0c1ae5434755368da4aefde92f3ec7b" > ActiveVariables< / a > ();< / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > < span class = "keyword" > const< / span > absl::flat_hash_set< int> fixed_variables(all_variables.begin(),< / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > all_variables.end());< / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > 656< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6823902ca9e8cb58c90a9f086c647da6" > FixGivenVariables< / a > (initial_solution, fixed_variables);< / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > 657< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > 658< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a34c45a33de4f8a713e99bbf97d8d08d6" > 659< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a34c45a33de4f8a713e99bbf97d8d08d6" > NeighborhoodGenerator::ReadyToGenerate< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > 660< / span > < span class = "keywordflow" > return< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a918534df03fdbcbc2dc69b1b5a7fc71e" > shared_response< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#ab2d2c3121bf6b292efb97a5894d34805" > SolutionsRepository< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f" > NumSolutions< / a > () > 0);< / div >
< div class = "line" > < a id = "l00661" name = "l00661" > < / a > < span class = "lineno" > 661< / span > }< / div >
< div class = "line" > < a id = "l00662" name = "l00662" > < / a > < span class = "lineno" > 662< / span > < / div >
< div class = "line" > < a id = "l00663" name = "l00663" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a46765aa4aca21ce795a7291b85ca7719" > 663< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a46765aa4aca21ce795a7291b85ca7719" > NeighborhoodGenerator::GetUCBScore< / a > (int64_t total_num_calls)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > 664< / span > absl::ReaderMutexLock mutex_lock(& < 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 = "l00665" name = "l00665" > < / a > < span class = "lineno" > 665< / span > < a class = "code hl_define" href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > (total_num_calls, num_calls_);< / div >
< div class = "line" > < a id = "l00666" name = "l00666" > < / a > < span class = "lineno" > 666< / span > < span class = "keywordflow" > if< / span > (num_calls_ < = 10) < span class = "keywordflow" > return< / span > std::numeric_limits< double> ::infinity();< / div >
< div class = "line" > < a id = "l00667" name = "l00667" > < / a > < span class = "lineno" > 667< / span > < span class = "keywordflow" > return< / span > current_average_ + sqrt((2 * log(total_num_calls)) / num_calls_);< / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > 668< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > 669< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9ca5b99b3550503ca7bad8418e133156" > 670< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9ca5b99b3550503ca7bad8418e133156" > NeighborhoodGenerator::Synchronize< / a > () {< / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > 671< / span > absl::MutexLock mutex_lock(& < 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 = "l00672" name = "l00672" > < / a > < span class = "lineno" > 672< / span > < / div >
< div class = "line" > < a id = "l00673" name = "l00673" > < / a > < span class = "lineno" > 673< / span > < span class = "comment" > // To make the whole update process deterministic, we currently sort the< / span > < / div >
< div class = "line" > < a id = "l00674" name = "l00674" > < / a > < span class = "lineno" > 674< / span > < span class = "comment" > // SolveData.< / span > < / div >
< div class = "line" > < a id = "l00675" name = "l00675" > < / a > < span class = "lineno" > 675< / span > std::sort(solve_data_.begin(), solve_data_.end());< / div >
< div class = "line" > < a id = "l00676" name = "l00676" > < / a > < span class = "lineno" > 676< / span > < / div >
< div class = "line" > < a id = "l00677" name = "l00677" > < / a > < span class = "lineno" > 677< / span > < span class = "comment" > // This will be used to update the difficulty of this neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00678" name = "l00678" > < / a > < span class = "lineno" > 678< / span > < span class = "keywordtype" > int< / span > num_fully_solved_in_batch = 0;< / div >
< div class = "line" > < a id = "l00679" name = "l00679" > < / a > < span class = "lineno" > 679< / span > < span class = "keywordtype" > int< / span > num_not_fully_solved_in_batch = 0;< / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > < / div >
< div class = "line" > < a id = "l00681" name = "l00681" > < / a > < span class = "lineno" > 681< / span > < span class = "keywordflow" > for< / span > (< 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 > & data : solve_data_) {< / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#ac497558c5257914ba8ffdc4e95e59c21" > AdditionalProcessingOnSynchronize< / a > (data);< / div >
< div class = "line" > < a id = "l00683" name = "l00683" > < / a > < span class = "lineno" > 683< / span > ++num_calls_;< / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > < / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > 685< / span > < span class = "comment" > // INFEASIBLE or OPTIMAL means that we " fully solved" the local problem.< / span > < / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > < span class = "comment" > // If we didn' t, then we cannot be sure that there is no improving solution< / span > < / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > < span class = "comment" > // in that neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > < span class = "keywordflow" > if< / span > (data.status == CpSolverStatus::INFEASIBLE ||< / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > data.status == CpSolverStatus::OPTIMAL) {< / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > 690< / span > ++num_fully_solved_calls_;< / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > ++num_fully_solved_in_batch;< / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > ++num_not_fully_solved_in_batch;< / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > 694< / 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 = "comment" > // It seems to make more sense to compare the new objective to the base< / span > < / div >
< div class = "line" > < a id = "l00697" name = "l00697" > < / a > < span class = "lineno" > 697< / span > < span class = "comment" > // solution objective, not the best one. However this causes issue in the< / span > < / div >
< div class = "line" > < a id = "l00698" name = "l00698" > < / a > < span class = "lineno" > 698< / span > < span class = "comment" > // logic below because on some problems the neighborhood can always lead< / span > < / div >
< div class = "line" > < a id = "l00699" name = "l00699" > < / a > < span class = "lineno" > 699< / span > < span class = "comment" > // to a better " new objective" if the base solution wasn' t the best one.< / span > < / div >
< div class = "line" > < a id = "l00700" name = "l00700" > < / a > < span class = "lineno" > 700< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00701" name = "l00701" > < / a > < span class = "lineno" > 701< / span > < span class = "comment" > // This might not be a final solution, but it does work ok for now.< / span > < / div >
< div class = "line" > < a id = "l00702" name = "l00702" > < / a > < span class = "lineno" > 702< / span > < span class = "keyword" > const< / span > IntegerValue best_objective_improvement =< / div >
< div class = "line" > < a id = "l00703" name = "l00703" > < / a > < span class = "lineno" > 703< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a0c8b86bd60b4fc70cb653a12d50c2ce8" > IsRelaxationGenerator< / a > ()< / div >
< div class = "line" > < a id = "l00704" name = "l00704" > < / a > < span class = "lineno" > 704< / span > ? IntegerValue(< a class = "code hl_function" href = "namespaceoperations__research.html#a4a43d435871f16c321861fa5de32df82" > CapSub< / a > (data.new_objective_bound.value(),< / div >
< div class = "line" > < a id = "l00705" name = "l00705" > < / a > < span class = "lineno" > 705< / span > data.initial_best_objective_bound.value()))< / div >
< div class = "line" > < a id = "l00706" name = "l00706" > < / a > < span class = "lineno" > 706< / span > : IntegerValue(< a class = "code hl_function" href = "namespaceoperations__research.html#a4a43d435871f16c321861fa5de32df82" > CapSub< / a > (data.initial_best_objective.value(),< / div >
< div class = "line" > < a id = "l00707" name = "l00707" > < / a > < span class = "lineno" > 707< / span > data.new_objective.value()));< / div >
< div class = "line" > < a id = "l00708" name = "l00708" > < / a > < span class = "lineno" > 708< / span > < span class = "keywordflow" > if< / span > (best_objective_improvement > 0) {< / div >
< div class = "line" > < a id = "l00709" name = "l00709" > < / a > < span class = "lineno" > 709< / span > num_consecutive_non_improving_calls_ = 0;< / div >
< div class = "line" > < a id = "l00710" name = "l00710" > < / a > < span class = "lineno" > 710< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00711" name = "l00711" > < / a > < span class = "lineno" > 711< / span > ++num_consecutive_non_improving_calls_;< / div >
< div class = "line" > < a id = "l00712" name = "l00712" > < / a > < span class = "lineno" > 712< / span > }< / div >
< div class = "line" > < a id = "l00713" name = "l00713" > < / a > < span class = "lineno" > 713< / span > < / div >
< div class = "line" > < a id = "l00714" name = "l00714" > < / a > < span class = "lineno" > 714< / span > < span class = "comment" > // TODO(user): Weight more recent data.< / span > < / div >
< div class = "line" > < a id = "l00715" name = "l00715" > < / a > < span class = "lineno" > 715< / span > < span class = "comment" > // degrade the current average to forget old learnings.< / span > < / div >
< div class = "line" > < a id = "l00716" name = "l00716" > < / a > < span class = "lineno" > 716< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > gain_per_time_unit =< / div >
< div class = "line" > < a id = "l00717" name = "l00717" > < / a > < span class = "lineno" > 717< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (0.0, < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (best_objective_improvement.value())) /< / div >
< div class = "line" > < a id = "l00718" name = "l00718" > < / a > < span class = "lineno" > 718< / span > (1.0 + data.deterministic_time);< / div >
< div class = "line" > < a id = "l00719" name = "l00719" > < / a > < span class = "lineno" > 719< / span > < span class = "keywordflow" > if< / span > (num_calls_ < = 100) {< / div >
< div class = "line" > < a id = "l00720" name = "l00720" > < / a > < span class = "lineno" > 720< / span > current_average_ += (gain_per_time_unit - current_average_) / num_calls_;< / div >
< div class = "line" > < a id = "l00721" name = "l00721" > < / a > < span class = "lineno" > 721< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00722" name = "l00722" > < / a > < span class = "lineno" > 722< / span > current_average_ = 0.9 * current_average_ + 0.1 * gain_per_time_unit;< / div >
< div class = "line" > < a id = "l00723" name = "l00723" > < / a > < span class = "lineno" > 723< / span > }< / div >
< div class = "line" > < a id = "l00724" name = "l00724" > < / a > < span class = "lineno" > 724< / span > < / div >
< div class = "line" > < a id = "l00725" name = "l00725" > < / a > < span class = "lineno" > 725< / span > deterministic_time_ += data.deterministic_time;< / div >
< div class = "line" > < a id = "l00726" name = "l00726" > < / a > < span class = "lineno" > 726< / span > }< / div >
< div class = "line" > < a id = "l00727" name = "l00727" > < / a > < span class = "lineno" > 727< / span > < / div >
< div class = "line" > < a id = "l00728" name = "l00728" > < / a > < span class = "lineno" > 728< / span > < span class = "comment" > // Update the difficulty.< / span > < / div >
< div class = "line" > < a id = "l00729" name = "l00729" > < / a > < span class = "lineno" > 729< / span > difficulty_.< a class = "code hl_function" href = "classoperations__research_1_1_adaptive_parameter_value.html#af9bf551154d37f48132472bd0f6dd848" > Update< / a > (< span class = "comment" > /*num_decreases=*/< / span > num_not_fully_solved_in_batch,< / div >
< div class = "line" > < a id = "l00730" name = "l00730" > < / a > < span class = "lineno" > 730< / span > < span class = "comment" > /*num_increases=*/< / span > num_fully_solved_in_batch);< / div >
< div class = "line" > < a id = "l00731" name = "l00731" > < / a > < span class = "lineno" > 731< / span > < / div >
< div class = "line" > < a id = "l00732" name = "l00732" > < / a > < span class = "lineno" > 732< / span > < span class = "comment" > // Bump the time limit if we saw no better solution in the last few calls.< / span > < / div >
< div class = "line" > < a id = "l00733" name = "l00733" > < / a > < span class = "lineno" > 733< / span > < span class = "comment" > // This means that as the search progress, we likely spend more and more time< / span > < / div >
< div class = "line" > < a id = "l00734" name = "l00734" > < / a > < span class = "lineno" > 734< / span > < span class = "comment" > // trying to solve individual neighborhood.< / span > < / div >
< div class = "line" > < a id = "l00735" name = "l00735" > < / a > < span class = "lineno" > 735< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00736" name = "l00736" > < / a > < span class = "lineno" > 736< / span > < span class = "comment" > // TODO(user): experiment with resetting the time limit if a solution is< / span > < / div >
< div class = "line" > < a id = "l00737" name = "l00737" > < / a > < span class = "lineno" > 737< / span > < span class = "comment" > // found.< / span > < / div >
< div class = "line" > < a id = "l00738" name = "l00738" > < / a > < span class = "lineno" > 738< / span > < span class = "keywordflow" > if< / span > (num_consecutive_non_improving_calls_ > 50) {< / div >
< div class = "line" > < a id = "l00739" name = "l00739" > < / a > < span class = "lineno" > 739< / span > num_consecutive_non_improving_calls_ = 0;< / div >
< div class = "line" > < a id = "l00740" name = "l00740" > < / a > < span class = "lineno" > 740< / span > deterministic_limit_ *= 1.02;< / div >
< div class = "line" > < a id = "l00741" name = "l00741" > < / a > < span class = "lineno" > 741< / span > < / div >
< div class = "line" > < a id = "l00742" name = "l00742" > < / a > < span class = "lineno" > 742< / span > < span class = "comment" > // We do not want the limit to go to high. Intuitively, the goal is to try< / span > < / div >
< div class = "line" > < a id = "l00743" name = "l00743" > < / a > < span class = "lineno" > 743< / span > < span class = "comment" > // out a lot of neighborhoods, not just spend a lot of time on a few.< / span > < / div >
< div class = "line" > < a id = "l00744" name = "l00744" > < / a > < span class = "lineno" > 744< / span > deterministic_limit_ = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (60.0, deterministic_limit_);< / div >
< div class = "line" > < a id = "l00745" name = "l00745" > < / a > < span class = "lineno" > 745< / span > }< / div >
< div class = "line" > < a id = "l00746" name = "l00746" > < / a > < span class = "lineno" > 746< / span > < / div >
< div class = "line" > < a id = "l00747" name = "l00747" > < / a > < span class = "lineno" > 747< / span > solve_data_.clear();< / div >
< div class = "line" > < a id = "l00748" name = "l00748" > < / a > < span class = "lineno" > 748< / span > }< / div >
< div class = "line" > < a id = "l00749" name = "l00749" > < / a > < span class = "lineno" > 749< / span > < / div >
< div class = "line" > < a id = "l00750" name = "l00750" > < / a > < span class = "lineno" > 750< / span > < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a id = "l00751" name = "l00751" > < / a > < span class = "lineno" > 751< / span > < / div >
< div class = "line" > < a id = "l00752" name = "l00752" > < / a > < span class = "lineno" > 752< / span > < span class = "keywordtype" > void< / span > GetRandomSubset(< span class = "keywordtype" > double< / span > relative_size, std::vector< int> * base,< / div >
< div class = "line" > < a id = "l00753" name = "l00753" > < / a > < span class = "lineno" > 753< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l00754" name = "l00754" > < / a > < span class = "lineno" > 754< / span > < span class = "keywordflow" > if< / span > (base-> empty()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00755" name = "l00755" > < / a > < span class = "lineno" > 755< / span > < / div >
< div class = "line" > < a id = "l00756" name = "l00756" > < / a > < span class = "lineno" > 756< / span > < span class = "comment" > // TODO(user): we could generate this more efficiently than using random< / span > < / div >
< div class = "line" > < a id = "l00757" name = "l00757" > < / a > < span class = "lineno" > 757< / span > < span class = "comment" > // shuffle.< / span > < / div >
< div class = "line" > < a id = "l00758" name = "l00758" > < / a > < span class = "lineno" > 758< / span > std::shuffle(base-> begin(), base-> end(), random);< / div >
< div class = "line" > < a id = "l00759" name = "l00759" > < / a > < span class = "lineno" > 759< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > target_size = std::round(relative_size * base-> size());< / div >
< div class = "line" > < a id = "l00760" name = "l00760" > < / a > < span class = "lineno" > 760< / span > base-> resize(target_size);< / div >
< div class = "line" > < a id = "l00761" name = "l00761" > < / a > < span class = "lineno" > 761< / span > }< / div >
< div class = "line" > < a id = "l00762" name = "l00762" > < / a > < span class = "lineno" > 762< / span > < / div >
< div class = "line" > < a id = "l00763" name = "l00763" > < / a > < span class = "lineno" > 763< / span > } < span class = "comment" > // namespace< / span > < / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00764" name = "l00764" > < / a > < span class = "lineno" > 764< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00765" name = "l00765" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relax_random_variables_generator.html#a8afb8ece44037532a15303d3533bdced" > 765< / a > < / 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_relax_random_variables_generator.html#a8afb8ece44037532a15303d3533bdced" > RelaxRandomVariablesGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l00766" name = "l00766" > < / a > < span class = "lineno" > 766< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l00767" name = "l00767" > < / a > < span class = "lineno" > 767< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l00768" name = "l00768" > < / a > < span class = "lineno" > 768< / span > std::vector< int> fixed_variables = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab0c1ae5434755368da4aefde92f3ec7b" > ActiveVariables< / a > ();< / div >
< div class = "line" > < a id = "l00769" name = "l00769" > < / a > < span class = "lineno" > 769< / span > GetRandomSubset(1.0 - < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > , & fixed_variables, random);< / div >
< div class = "line" > < a id = "l00770" name = "l00770" > < / a > < span class = "lineno" > 770< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / 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 = "l00771" name = "l00771" > < / a > < span class = "lineno" > 771< / span > initial_solution, {fixed_variables.begin(), fixed_variables.end()});< / div >
< div class = "line" > < a id = "l00772" name = "l00772" > < / a > < span class = "lineno" > 772< / span > }< / div >
< div class = "line" > < a id = "l00773" name = "l00773" > < / a > < span class = "lineno" > 773< / span > < / div >
< div class = "line" > < a id = "l00774" name = "l00774" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relax_random_constraints_generator.html#a8afb8ece44037532a15303d3533bdced" > 774< / a > < / 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_relax_random_constraints_generator.html#a8afb8ece44037532a15303d3533bdced" > RelaxRandomConstraintsGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l00775" name = "l00775" > < / a > < span class = "lineno" > 775< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l00776" name = "l00776" > < / a > < span class = "lineno" > 776< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l00777" name = "l00777" > < / a > < span class = "lineno" > 777< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a820708532165269860f70e4cbe8211be" > DifficultyMeansFullNeighborhood< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > )) {< / div >
< div class = "line" > < a id = "l00778" name = "l00778" > < / a > < span class = "lineno" > 778< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > FullNeighborhood< / a > ();< / div >
< div class = "line" > < a id = "l00779" name = "l00779" > < / a > < span class = "lineno" > 779< / span > }< / div >
< div class = "line" > < a id = "l00780" name = "l00780" > < / a > < span class = "lineno" > 780< / span > < / div >
< div class = "line" > < a id = "l00781" name = "l00781" > < / a > < span class = "lineno" > 781< / span > std::vector< int> relaxed_variables;< / div >
< div class = "line" > < a id = "l00782" name = "l00782" > < / a > < span class = "lineno" > 782< / span > {< / div >
< div class = "line" > < a id = "l00783" name = "l00783" > < / a > < span class = "lineno" > 783< / span > absl::ReaderMutexLock graph_lock(& < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< 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 = "l00784" name = "l00784" > < / a > < span class = "lineno" > 784< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_active_constraints = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ad4d04f84841e8a112dc51402a58a9214" > ConstraintToVar< / a > ().size();< / div >
< div class = "line" > < a id = "l00785" name = "l00785" > < / a > < span class = "lineno" > 785< / span > std::vector< int> active_constraints(num_active_constraints);< / div >
< div class = "line" > < a id = "l00786" name = "l00786" > < / a > < span class = "lineno" > 786< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c = 0; c < num_active_constraints; ++c) {< / div >
< div class = "line" > < a id = "l00787" name = "l00787" > < / a > < span class = "lineno" > 787< / span > active_constraints[c] = c;< / div >
< div class = "line" > < a id = "l00788" name = "l00788" > < / a > < span class = "lineno" > 788< / span > }< / div >
< div class = "line" > < a id = "l00789" name = "l00789" > < / a > < span class = "lineno" > 789< / span > std::shuffle(active_constraints.begin(), active_constraints.end(), random);< / div >
< div class = "line" > < a id = "l00790" name = "l00790" > < / a > < span class = "lineno" > 790< / span > < / div >
< div class = "line" > < a id = "l00791" name = "l00791" > < / a > < span class = "lineno" > 791< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_model_vars = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().variables_size();< / div >
< div class = "line" > < a id = "l00792" name = "l00792" > < / a > < span class = "lineno" > 792< / span > std::vector< bool> visited_variables_set(num_model_vars, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00793" name = "l00793" > < / a > < span class = "lineno" > 793< / span > < / div >
< div class = "line" > < a id = "l00794" name = "l00794" > < / a > < span class = "lineno" > 794< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_active_vars =< / div >
< div class = "line" > < a id = "l00795" name = "l00795" > < / a > < span class = "lineno" > 795< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac02cf479219dbbbfc951a2855b2872f6" > ActiveVariablesWhileHoldingLock< / a > ().size();< / div >
< div class = "line" > < a id = "l00796" name = "l00796" > < / a > < span class = "lineno" > 796< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > target_size = std::ceil(< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > * num_active_vars);< / div >
< div class = "line" > < a id = "l00797" name = "l00797" > < / a > < span class = "lineno" > 797< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > (target_size, 0);< / div >
< div class = "line" > < a id = "l00798" name = "l00798" > < / a > < span class = "lineno" > 798< / span > < / div >
< div class = "line" > < a id = "l00799" name = "l00799" > < / a > < span class = "lineno" > 799< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > constraint_index : active_constraints) {< / div >
< div class = "line" > < a id = "l00800" name = "l00800" > < / a > < span class = "lineno" > 800< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ad4d04f84841e8a112dc51402a58a9214" > ConstraintToVar< / a > ()[constraint_index]) {< / div >
< div class = "line" > < a id = "l00801" name = "l00801" > < / a > < span class = "lineno" > 801< / span > < span class = "keywordflow" > if< / span > (visited_variables_set[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00802" name = "l00802" > < / a > < span class = "lineno" > 802< / span > visited_variables_set[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00803" name = "l00803" > < / a > < span class = "lineno" > 803< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > IsActive< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a id = "l00804" name = "l00804" > < / a > < span class = "lineno" > 804< / span > relaxed_variables.push_back(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00805" name = "l00805" > < / a > < span class = "lineno" > 805< / span > < span class = "keywordflow" > if< / span > (relaxed_variables.size() == target_size) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00806" name = "l00806" > < / a > < span class = "lineno" > 806< / span > }< / div >
< div class = "line" > < a id = "l00807" name = "l00807" > < / a > < span class = "lineno" > 807< / span > }< / div >
< div class = "line" > < a id = "l00808" name = "l00808" > < / a > < span class = "lineno" > 808< / span > < span class = "keywordflow" > if< / span > (relaxed_variables.size() == target_size) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00809" name = "l00809" > < / a > < span class = "lineno" > 809< / span > }< / div >
< div class = "line" > < a id = "l00810" name = "l00810" > < / a > < span class = "lineno" > 810< / span > }< / div >
< div class = "line" > < a id = "l00811" name = "l00811" > < / a > < span class = "lineno" > 811< / span > < / div >
< div class = "line" > < a id = "l00812" name = "l00812" > < / a > < span class = "lineno" > 812< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8735c6fd1459361aa6696a77f8042bf1" > RelaxGivenVariables< / a > (initial_solution, relaxed_variables);< / div >
< div class = "line" > < a id = "l00813" name = "l00813" > < / a > < span class = "lineno" > 813< / span > }< / div >
< div class = "line" > < a id = "l00814" name = "l00814" > < / a > < span class = "lineno" > 814< / span > < / div >
< div class = "line" > < a id = "l00815" name = "l00815" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 815< / a > < / 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_variable_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > VariableGraphNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l00816" name = "l00816" > < / a > < span class = "lineno" > 816< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l00817" name = "l00817" > < / a > < span class = "lineno" > 817< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l00818" name = "l00818" > < / a > < span class = "lineno" > 818< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a820708532165269860f70e4cbe8211be" > DifficultyMeansFullNeighborhood< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > )) {< / div >
< div class = "line" > < a id = "l00819" name = "l00819" > < / a > < span class = "lineno" > 819< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > FullNeighborhood< / a > ();< / div >
< div class = "line" > < a id = "l00820" name = "l00820" > < / a > < span class = "lineno" > 820< / span > }< / div >
< div class = "line" > < a id = "l00821" name = "l00821" > < / a > < span class = "lineno" > 821< / span > < / div >
< div class = "line" > < a id = "l00822" name = "l00822" > < / a > < span class = "lineno" > 822< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_model_vars = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().variables_size();< / div >
< div class = "line" > < a id = "l00823" name = "l00823" > < / a > < span class = "lineno" > 823< / span > std::vector< bool> visited_variables_set(num_model_vars, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00824" name = "l00824" > < / a > < span class = "lineno" > 824< / span > std::vector< int> relaxed_variables;< / div >
< div class = "line" > < a id = "l00825" name = "l00825" > < / a > < span class = "lineno" > 825< / span > std::vector< int> visited_variables;< / div >
< div class = "line" > < a id = "l00826" name = "l00826" > < / a > < span class = "lineno" > 826< / span > < / div >
< div class = "line" > < a id = "l00827" name = "l00827" > < / a > < span class = "lineno" > 827< / span > < span class = "comment" > // It is important complexity wise to never scan a constraint twice!< / span > < / div >
< div class = "line" > < a id = "l00828" name = "l00828" > < / a > < span class = "lineno" > 828< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_model_constraints = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints_size();< / div >
< div class = "line" > < a id = "l00829" name = "l00829" > < / a > < span class = "lineno" > 829< / span > std::vector< bool> scanned_constraints(num_model_constraints, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00830" name = "l00830" > < / a > < span class = "lineno" > 830< / span > < / div >
< div class = "line" > < a id = "l00831" name = "l00831" > < / a > < span class = "lineno" > 831< / span > std::vector< int> random_variables;< / div >
< div class = "line" > < a id = "l00832" name = "l00832" > < / a > < span class = "lineno" > 832< / span > {< / div >
< div class = "line" > < a id = "l00833" name = "l00833" > < / a > < span class = "lineno" > 833< / span > absl::ReaderMutexLock graph_lock(& < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< 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 = "l00834" name = "l00834" > < / a > < span class = "lineno" > 834< / span > < / div >
< div class = "line" > < a id = "l00835" name = "l00835" > < / a > < span class = "lineno" > 835< / span > < span class = "comment" > // The number of active variables can decrease asynchronously.< / span > < / div >
< div class = "line" > < a id = "l00836" name = "l00836" > < / a > < span class = "lineno" > 836< / span > < span class = "comment" > // We read the exact number while locked.< / span > < / div >
< div class = "line" > < a id = "l00837" name = "l00837" > < / a > < span class = "lineno" > 837< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_active_vars =< / div >
< div class = "line" > < a id = "l00838" name = "l00838" > < / a > < span class = "lineno" > 838< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac02cf479219dbbbfc951a2855b2872f6" > ActiveVariablesWhileHoldingLock< / a > ().size();< / div >
< div class = "line" > < a id = "l00839" name = "l00839" > < / a > < span class = "lineno" > 839< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > target_size = std::ceil(< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > * num_active_vars);< / div >
< div class = "line" > < a id = "l00840" name = "l00840" > < / a > < span class = "lineno" > 840< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > (target_size, 0) < < < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > < < < span class = "stringliteral" > " " < / span > < < num_active_vars;< / div >
< div class = "line" > < a id = "l00841" name = "l00841" > < / a > < span class = "lineno" > 841< / span > < / div >
< div class = "line" > < a id = "l00842" name = "l00842" > < / a > < span class = "lineno" > 842< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > first_var =< / div >
< div class = "line" > < a id = "l00843" name = "l00843" > < / a > < span class = "lineno" > 843< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac02cf479219dbbbfc951a2855b2872f6" > ActiveVariablesWhileHoldingLock< / a > ()[absl::Uniform< int> (< / div >
< div class = "line" > < a id = "l00844" name = "l00844" > < / a > < span class = "lineno" > 844< / span > random, 0, num_active_vars)];< / div >
< div class = "line" > < a id = "l00845" name = "l00845" > < / a > < span class = "lineno" > 845< / span > < / div >
< div class = "line" > < a id = "l00846" name = "l00846" > < / a > < span class = "lineno" > 846< / span > visited_variables_set[first_var] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00847" name = "l00847" > < / a > < span class = "lineno" > 847< / span > visited_variables.push_back(first_var);< / div >
< div class = "line" > < a id = "l00848" name = "l00848" > < / a > < span class = "lineno" > 848< / span > relaxed_variables.push_back(first_var);< / div >
< div class = "line" > < a id = "l00849" name = "l00849" > < / a > < span class = "lineno" > 849< / span > < / div >
< div class = "line" > < a id = "l00850" name = "l00850" > < / a > < span class = "lineno" > 850< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < visited_variables.size(); ++i) {< / div >
< div class = "line" > < a id = "l00851" name = "l00851" > < / a > < span class = "lineno" > 851< / span > random_variables.clear();< / div >
< div class = "line" > < a id = "l00852" name = "l00852" > < / a > < span class = "lineno" > 852< / span > < span class = "comment" > // Collect all the variables that appears in the same constraints as< / span > < / div >
< div class = "line" > < a id = "l00853" name = "l00853" > < / a > < span class = "lineno" > 853< / span > < span class = "comment" > // visited_variables[i].< / span > < / div >
< div class = "line" > < a id = "l00854" name = "l00854" > < / a > < span class = "lineno" > 854< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > : < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab2694abd49e974a803af4bebd88d3b98" > VarToConstraint< / a > ()[visited_variables[i]]) {< / div >
< div class = "line" > < a id = "l00855" name = "l00855" > < / a > < span class = "lineno" > 855< / span > < span class = "keywordflow" > if< / span > (scanned_constraints[< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00856" name = "l00856" > < / a > < span class = "lineno" > 856< / span > scanned_constraints[< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00857" name = "l00857" > < / a > < span class = "lineno" > 857< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ad4d04f84841e8a112dc51402a58a9214" > ConstraintToVar< / a > ()[< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ]) {< / div >
< div class = "line" > < a id = "l00858" name = "l00858" > < / a > < span class = "lineno" > 858< / span > < span class = "keywordflow" > if< / span > (visited_variables_set[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00859" name = "l00859" > < / a > < span class = "lineno" > 859< / span > visited_variables_set[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00860" name = "l00860" > < / a > < span class = "lineno" > 860< / span > random_variables.push_back(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00861" name = "l00861" > < / a > < span class = "lineno" > 861< / span > }< / div >
< div class = "line" > < a id = "l00862" name = "l00862" > < / a > < span class = "lineno" > 862< / span > }< / div >
< div class = "line" > < a id = "l00863" name = "l00863" > < / a > < span class = "lineno" > 863< / span > < span class = "comment" > // We always randomize to change the partial subgraph explored< / span > < / div >
< div class = "line" > < a id = "l00864" name = "l00864" > < / a > < span class = "lineno" > 864< / span > < span class = "comment" > // afterwards.< / span > < / div >
< div class = "line" > < a id = "l00865" name = "l00865" > < / a > < span class = "lineno" > 865< / span > std::shuffle(random_variables.begin(), random_variables.end(), random);< / div >
< div class = "line" > < a id = "l00866" name = "l00866" > < / a > < span class = "lineno" > 866< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : random_variables) {< / div >
< div class = "line" > < a id = "l00867" name = "l00867" > < / a > < span class = "lineno" > 867< / span > < span class = "keywordflow" > if< / span > (relaxed_variables.size() < target_size) {< / div >
< div class = "line" > < a id = "l00868" name = "l00868" > < / a > < span class = "lineno" > 868< / span > visited_variables.push_back(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00869" name = "l00869" > < / a > < span class = "lineno" > 869< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > IsActive< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a id = "l00870" name = "l00870" > < / a > < span class = "lineno" > 870< / span > relaxed_variables.push_back(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00871" name = "l00871" > < / a > < span class = "lineno" > 871< / span > }< / div >
< div class = "line" > < a id = "l00872" name = "l00872" > < / a > < span class = "lineno" > 872< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00873" name = "l00873" > < / a > < span class = "lineno" > 873< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00874" name = "l00874" > < / a > < span class = "lineno" > 874< / span > }< / div >
< div class = "line" > < a id = "l00875" name = "l00875" > < / a > < span class = "lineno" > 875< / span > }< / div >
< div class = "line" > < a id = "l00876" name = "l00876" > < / a > < span class = "lineno" > 876< / span > < span class = "keywordflow" > if< / span > (relaxed_variables.size() > = target_size) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00877" name = "l00877" > < / a > < span class = "lineno" > 877< / span > }< / div >
< div class = "line" > < a id = "l00878" name = "l00878" > < / a > < span class = "lineno" > 878< / span > }< / div >
< div class = "line" > < a id = "l00879" name = "l00879" > < / a > < span class = "lineno" > 879< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8735c6fd1459361aa6696a77f8042bf1" > RelaxGivenVariables< / a > (initial_solution, relaxed_variables);< / div >
< div class = "line" > < a id = "l00880" name = "l00880" > < / a > < span class = "lineno" > 880< / span > }< / div >
< div class = "line" > < a id = "l00881" name = "l00881" > < / a > < span class = "lineno" > 881< / span > < / div >
< div class = "line" > < a id = "l00882" name = "l00882" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 882< / a > < / 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_constraint_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > ConstraintGraphNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l00883" name = "l00883" > < / a > < span class = "lineno" > 883< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l00884" name = "l00884" > < / a > < span class = "lineno" > 884< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l00885" name = "l00885" > < / a > < span class = "lineno" > 885< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_model_constraints = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints_size();< / div >
< div class = "line" > < a id = "l00886" name = "l00886" > < / a > < span class = "lineno" > 886< / span > < span class = "keywordflow" > if< / span > (num_model_constraints == 0 ||< / div >
< div class = "line" > < a id = "l00887" name = "l00887" > < / a > < span class = "lineno" > 887< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a820708532165269860f70e4cbe8211be" > DifficultyMeansFullNeighborhood< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > )) {< / div >
< div class = "line" > < a id = "l00888" name = "l00888" > < / a > < span class = "lineno" > 888< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > FullNeighborhood< / a > ();< / div >
< div class = "line" > < a id = "l00889" name = "l00889" > < / a > < span class = "lineno" > 889< / span > }< / div >
< div class = "line" > < a id = "l00890" name = "l00890" > < / a > < span class = "lineno" > 890< / span > < / div >
< div class = "line" > < a id = "l00891" name = "l00891" > < / a > < span class = "lineno" > 891< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_model_vars = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().variables_size();< / div >
< div class = "line" > < a id = "l00892" name = "l00892" > < / a > < span class = "lineno" > 892< / span > std::vector< bool> visited_variables_set(num_model_vars, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00893" name = "l00893" > < / a > < span class = "lineno" > 893< / span > std::vector< int> relaxed_variables;< / div >
< div class = "line" > < a id = "l00894" name = "l00894" > < / a > < span class = "lineno" > 894< / span > < / div >
< div class = "line" > < a id = "l00895" name = "l00895" > < / a > < span class = "lineno" > 895< / span > std::vector< bool> added_constraints(num_model_constraints, < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00896" name = "l00896" > < / a > < span class = "lineno" > 896< / span > std::vector< int> next_constraints;< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00897" name = "l00897" > < / a > < span class = "lineno" > 897< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00898" name = "l00898" > < / a > < span class = "lineno" > 898< / span > std::vector< int> random_variables;< / div >
< div class = "line" > < a id = "l00899" name = "l00899" > < / a > < span class = "lineno" > 899< / span > {< / div >
< div class = "line" > < a id = "l00900" name = "l00900" > < / a > < span class = "lineno" > 900< / span > absl::ReaderMutexLock graph_lock(& < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< 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 = "l00901" name = "l00901" > < / a > < span class = "lineno" > 901< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_active_vars =< / div >
< div class = "line" > < a id = "l00902" name = "l00902" > < / a > < span class = "lineno" > 902< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac02cf479219dbbbfc951a2855b2872f6" > ActiveVariablesWhileHoldingLock< / a > ().size();< / div >
< div class = "line" > < a id = "l00903" name = "l00903" > < / a > < span class = "lineno" > 903< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > target_size = std::ceil(< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > * num_active_vars);< / div >
< div class = "line" > < a id = "l00904" name = "l00904" > < / a > < span class = "lineno" > 904< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > (target_size, 0);< / div >
< div class = "line" > < a id = "l00905" name = "l00905" > < / a > < span class = "lineno" > 905< / span > < / div >
< div class = "line" > < a id = "l00906" name = "l00906" > < / a > < span class = "lineno" > 906< / span > < span class = "comment" > // Start by a random constraint.< / span > < / div >
< div class = "line" > < a id = "l00907" name = "l00907" > < / a > < span class = "lineno" > 907< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_active_constraints = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ad4d04f84841e8a112dc51402a58a9214" > ConstraintToVar< / a > ().size();< / div >
< div class = "line" > < a id = "l00908" name = "l00908" > < / a > < span class = "lineno" > 908< / span > < span class = "keywordflow" > if< / span > (num_active_constraints != 0) {< / div >
< div class = "line" > < a id = "l00909" name = "l00909" > < / a > < span class = "lineno" > 909< / span > next_constraints.push_back(< / div >
< div class = "line" > < a id = "l00910" name = "l00910" > < / a > < span class = "lineno" > 910< / span > absl::Uniform< int> (random, 0, num_active_constraints));< / div >
< div class = "line" > < a id = "l00911" name = "l00911" > < / a > < span class = "lineno" > 911< / span > added_constraints[next_constraints.back()] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00912" name = "l00912" > < / a > < span class = "lineno" > 912< / span > }< / div >
< div class = "line" > < a id = "l00913" name = "l00913" > < / a > < span class = "lineno" > 913< / span > < / div >
< div class = "line" > < a id = "l00914" name = "l00914" > < / a > < span class = "lineno" > 914< / span > < span class = "keywordflow" > while< / span > (relaxed_variables.size() < target_size) {< / div >
< div class = "line" > < a id = "l00915" name = "l00915" > < / a > < span class = "lineno" > 915< / span > < span class = "comment" > // Stop if we have a full connected component.< / span > < / div >
< div class = "line" > < a id = "l00916" name = "l00916" > < / a > < span class = "lineno" > 916< / span > < span class = "keywordflow" > if< / span > (next_constraints.empty()) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00917" name = "l00917" > < / a > < span class = "lineno" > 917< / span > < / div >
< div class = "line" > < a id = "l00918" name = "l00918" > < / a > < span class = "lineno" > 918< / span > < span class = "comment" > // Pick a random unprocessed constraint.< / span > < / div >
< div class = "line" > < a id = "l00919" name = "l00919" > < / a > < span class = "lineno" > 919< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i = absl::Uniform< int> (random, 0, next_constraints.size());< / div >
< div class = "line" > < a id = "l00920" name = "l00920" > < / a > < span class = "lineno" > 920< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > constraint_index = next_constraints[i];< / div >
< div class = "line" > < a id = "l00921" name = "l00921" > < / a > < span class = "lineno" > 921< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (next_constraints[i], next_constraints.back());< / div >
< div class = "line" > < a id = "l00922" name = "l00922" > < / a > < span class = "lineno" > 922< / span > next_constraints.pop_back();< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00923" name = "l00923" > < / a > < span class = "lineno" > 923< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00924" name = "l00924" > < / a > < span class = "lineno" > 924< / span > < span class = "comment" > // Add all the variable of this constraint and increase the set of next< / span > < / div >
< div class = "line" > < a id = "l00925" name = "l00925" > < / a > < span class = "lineno" > 925< / span > < span class = "comment" > // possible constraints.< / span > < / div >
< div class = "line" > < a id = "l00926" name = "l00926" > < / a > < span class = "lineno" > 926< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a4bd2e815ca2f702a4b6aa744b1ff3b82" > CHECK_LT< / a > (constraint_index, num_active_constraints);< / div >
< div class = "line" > < a id = "l00927" name = "l00927" > < / a > < span class = "lineno" > 927< / span > random_variables = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ad4d04f84841e8a112dc51402a58a9214" > ConstraintToVar< / a > ()[constraint_index];< / div >
< div class = "line" > < a id = "l00928" name = "l00928" > < / a > < span class = "lineno" > 928< / span > std::shuffle(random_variables.begin(), random_variables.end(), random);< / div >
< div class = "line" > < a id = "l00929" name = "l00929" > < / a > < span class = "lineno" > 929< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : random_variables) {< / div >
< div class = "line" > < a id = "l00930" name = "l00930" > < / a > < span class = "lineno" > 930< / span > < span class = "keywordflow" > if< / span > (visited_variables_set[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00931" name = "l00931" > < / a > < span class = "lineno" > 931< / span > visited_variables_set[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00932" name = "l00932" > < / a > < span class = "lineno" > 932< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > IsActive< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a id = "l00933" name = "l00933" > < / a > < span class = "lineno" > 933< / span > relaxed_variables.push_back(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00934" name = "l00934" > < / a > < span class = "lineno" > 934< / span > }< / div >
< div class = "line" > < a id = "l00935" name = "l00935" > < / a > < span class = "lineno" > 935< / span > < span class = "keywordflow" > if< / span > (relaxed_variables.size() == target_size) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l00936" name = "l00936" > < / a > < span class = "lineno" > 936< / span > < / div >
< div class = "line" > < a id = "l00937" name = "l00937" > < / a > < span class = "lineno" > 937< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > : < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ab2694abd49e974a803af4bebd88d3b98" > VarToConstraint< / a > ()[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) {< / div >
< div class = "line" > < a id = "l00938" name = "l00938" > < / a > < span class = "lineno" > 938< / span > < span class = "keywordflow" > if< / span > (added_constraints[< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ]) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00939" name = "l00939" > < / a > < span class = "lineno" > 939< / span > added_constraints[< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ] = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00940" name = "l00940" > < / a > < span class = "lineno" > 940< / span > next_constraints.push_back(< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a id = "l00941" name = "l00941" > < / a > < span class = "lineno" > 941< / span > }< / div >
< div class = "line" > < a id = "l00942" name = "l00942" > < / a > < span class = "lineno" > 942< / span > }< / div >
< div class = "line" > < a id = "l00943" name = "l00943" > < / a > < span class = "lineno" > 943< / span > }< / div >
< div class = "line" > < a id = "l00944" name = "l00944" > < / a > < span class = "lineno" > 944< / span > }< / div >
< div class = "line" > < a id = "l00945" name = "l00945" > < / a > < span class = "lineno" > 945< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8735c6fd1459361aa6696a77f8042bf1" > RelaxGivenVariables< / a > (initial_solution, relaxed_variables);< / div >
< div class = "line" > < a id = "l00946" name = "l00946" > < / a > < span class = "lineno" > 946< / span > }< / div >
< div class = "line" > < a id = "l00947" name = "l00947" > < / a > < span class = "lineno" > 947< / span > < / div >
< div class = "line" > < a id = "l00948" name = "l00948" > < / a > < span class = "lineno" > 948< / span > < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a id = "l00949" name = "l00949" > < / a > < span class = "lineno" > 949< / span > < / div >
< div class = "line" > < a id = "l00950" name = "l00950" > < / a > < span class = "lineno" > 950< / span > int64_t GetLinearExpressionValue(< span class = "keyword" > const< / span > LinearExpressionProto& expr,< / div >
< div class = "line" > < a id = "l00951" name = "l00951" > < / a > < span class = "lineno" > 951< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution) {< / div >
< div class = "line" > < a id = "l00952" name = "l00952" > < / a > < span class = "lineno" > 952< / span > int64_t result = expr.offset();< / div >
< div class = "line" > < a id = "l00953" name = "l00953" > < / a > < span class = "lineno" > 953< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < expr.vars_size(); ++i) {< / div >
< div class = "line" > < a id = "l00954" name = "l00954" > < / a > < span class = "lineno" > 954< / span > result += expr.coeffs(i) * initial_solution.solution(expr.vars(i));< / div >
< div class = "line" > < a id = "l00955" name = "l00955" > < / a > < span class = "lineno" > 955< / span > }< / div >
< div class = "line" > < a id = "l00956" name = "l00956" > < / a > < span class = "lineno" > 956< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00957" name = "l00957" > < / a > < span class = "lineno" > 957< / span > }< / div >
< div class = "line" > < a id = "l00958" name = "l00958" > < / a > < span class = "lineno" > 958< / span > < / div >
< div class = "line" > < a id = "l00959" name = "l00959" > < / a > < span class = "lineno" > 959< / span > < span class = "keywordtype" > void< / span > AddLinearExpressionToConstraint(< span class = "keyword" > const< / span > int64_t < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ,< / div >
< div class = "line" > < a id = "l00960" name = "l00960" > < / a > < span class = "lineno" > 960< / span > < span class = "keyword" > const< / span > LinearExpressionProto& expr,< / div >
< div class = "line" > < a id = "l00961" name = "l00961" > < / a > < span class = "lineno" > 961< / span > LinearConstraintProto* constraint,< / div >
< div class = "line" > < a id = "l00962" name = "l00962" > < / a > < span class = "lineno" > 962< / span > int64_t* rhs_offset) {< / div >
< div class = "line" > < a id = "l00963" name = "l00963" > < / a > < span class = "lineno" > 963< / span > *rhs_offset -= < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > * expr.offset();< / div >
< div class = "line" > < a id = "l00964" name = "l00964" > < / a > < span class = "lineno" > 964< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < expr.vars_size(); ++i) {< / div >
< div class = "line" > < a id = "l00965" name = "l00965" > < / a > < span class = "lineno" > 965< / span > constraint-> add_vars(expr.vars(i));< / div >
< div class = "line" > < a id = "l00966" name = "l00966" > < / a > < span class = "lineno" > 966< / span > constraint-> add_coeffs(expr.coeffs(i) * < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > );< / div >
< div class = "line" > < a id = "l00967" name = "l00967" > < / a > < span class = "lineno" > 967< / span > }< / div >
< div class = "line" > < a id = "l00968" name = "l00968" > < / a > < span class = "lineno" > 968< / span > }< / div >
< div class = "line" > < a id = "l00969" name = "l00969" > < / a > < span class = "lineno" > 969< / span > < / div >
< div class = "line" > < a id = "l00970" name = "l00970" > < / a > < span class = "lineno" > 970< / span > < span class = "keywordtype" > void< / span > AddPrecedenceConstraints(< span class = "keyword" > const< / span > absl::Span< const int> intervals,< / div >
< div class = "line" > < a id = "l00971" name = "l00971" > < / a > < span class = "lineno" > 971< / span > < span class = "keyword" > const< / span > absl::flat_hash_set< int> & ignored_intervals,< / div >
< div class = "line" > < a id = "l00972" name = "l00972" > < / a > < span class = "lineno" > 972< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l00973" name = "l00973" > < / a > < span class = "lineno" > 973< / span > < span class = "keyword" > const< / span > NeighborhoodGeneratorHelper& helper,< / div >
< div class = "line" > < a id = "l00974" name = "l00974" > < / a > < span class = "lineno" > 974< / span > Neighborhood* neighborhood) {< / div >
< div class = "line" > < a id = "l00975" name = "l00975" > < / a > < span class = "lineno" > 975< / span > < span class = "comment" > // Sort all non-relaxed intervals of this constraint by current start< / span > < / div >
< div class = "line" > < a id = "l00976" name = "l00976" > < / a > < span class = "lineno" > 976< / span > < span class = "comment" > // time.< / span > < / div >
< div class = "line" > < a id = "l00977" name = "l00977" > < / a > < span class = "lineno" > 977< / span > std::vector< std::pair< int64_t, int> > start_interval_pairs;< / div >
< div class = "line" > < a id = "l00978" name = "l00978" > < / a > < span class = "lineno" > 978< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : intervals) {< / div >
< div class = "line" > < a id = "l00979" name = "l00979" > < / a > < span class = "lineno" > 979< / span > < span class = "keywordflow" > if< / span > (ignored_intervals.contains(i)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00980" name = "l00980" > < / a > < span class = "lineno" > 980< / span > < span class = "keyword" > const< / span > ConstraintProto& interval_ct = helper.ModelProto().constraints(i);< / div >
< div class = "line" > < a id = "l00981" name = "l00981" > < / a > < span class = "lineno" > 981< / span > < / div >
< div class = "line" > < a id = "l00982" name = "l00982" > < / a > < span class = "lineno" > 982< / span > < span class = "comment" > // TODO(user): we ignore size zero for now.< / span > < / div >
< div class = "line" > < a id = "l00983" name = "l00983" > < / a > < span class = "lineno" > 983< / span > < span class = "keyword" > const< / span > LinearExpressionProto& size_var = interval_ct.interval().size();< / div >
< div class = "line" > < a id = "l00984" name = "l00984" > < / a > < span class = "lineno" > 984< / span > < span class = "keywordflow" > if< / span > (GetLinearExpressionValue(size_var, initial_solution) == 0) < span class = "keywordflow" > continue< / span > ;< / div >
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< div class = "line" > < a id = "l00985" name = "l00985" > < / a > < span class = "lineno" > 985< / span > < / div >
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< div class = "line" > < a id = "l00986" name = "l00986" > < / a > < span class = "lineno" > 986< / span > < span class = "keyword" > const< / span > LinearExpressionProto& start_var = interval_ct.interval().start();< / div >
< div class = "line" > < a id = "l00987" name = "l00987" > < / a > < span class = "lineno" > 987< / span > < span class = "keyword" > const< / span > int64_t start_value =< / div >
< div class = "line" > < a id = "l00988" name = "l00988" > < / a > < span class = "lineno" > 988< / span > GetLinearExpressionValue(start_var, initial_solution);< / div >
< div class = "line" > < a id = "l00989" name = "l00989" > < / a > < span class = "lineno" > 989< / span > < / div >
< div class = "line" > < a id = "l00990" name = "l00990" > < / a > < span class = "lineno" > 990< / span > start_interval_pairs.push_back({start_value, i});< / div >
< div class = "line" > < a id = "l00991" name = "l00991" > < / a > < span class = "lineno" > 991< / span > }< / div >
< div class = "line" > < a id = "l00992" name = "l00992" > < / a > < span class = "lineno" > 992< / span > std::sort(start_interval_pairs.begin(), start_interval_pairs.end());< / div >
< div class = "line" > < a id = "l00993" name = "l00993" > < / a > < span class = "lineno" > 993< / span > < / div >
< div class = "line" > < a id = "l00994" name = "l00994" > < / a > < span class = "lineno" > 994< / span > < span class = "comment" > // Add precedence between the remaining intervals, forcing their order.< / span > < / div >
< div class = "line" > < a id = "l00995" name = "l00995" > < / a > < span class = "lineno" > 995< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i + 1 < start_interval_pairs.size(); ++i) {< / div >
< div class = "line" > < a id = "l00996" name = "l00996" > < / a > < span class = "lineno" > 996< / span > < span class = "keyword" > const< / span > LinearExpressionProto& before_start =< / div >
< div class = "line" > < a id = "l00997" name = "l00997" > < / a > < span class = "lineno" > 997< / span > helper.ModelProto()< / div >
< div class = "line" > < a id = "l00998" name = "l00998" > < / a > < span class = "lineno" > 998< / span > .constraints(start_interval_pairs[i].second)< / div >
< div class = "line" > < a id = "l00999" name = "l00999" > < / a > < span class = "lineno" > 999< / span > .interval()< / div >
< div class = "line" > < a id = "l01000" name = "l01000" > < / a > < span class = "lineno" > 1000< / span > .start();< / div >
< div class = "line" > < a id = "l01001" name = "l01001" > < / a > < span class = "lineno" > 1001< / span > < span class = "keyword" > const< / span > LinearExpressionProto& before_end =< / div >
< div class = "line" > < a id = "l01002" name = "l01002" > < / a > < span class = "lineno" > 1002< / span > helper.ModelProto()< / div >
< div class = "line" > < a id = "l01003" name = "l01003" > < / a > < span class = "lineno" > 1003< / span > .constraints(start_interval_pairs[i].second)< / div >
< div class = "line" > < a id = "l01004" name = "l01004" > < / a > < span class = "lineno" > 1004< / span > .interval()< / div >
< div class = "line" > < a id = "l01005" name = "l01005" > < / a > < span class = "lineno" > 1005< / span > .end();< / div >
< div class = "line" > < a id = "l01006" name = "l01006" > < / a > < span class = "lineno" > 1006< / span > < span class = "keyword" > const< / span > LinearExpressionProto& after_start =< / div >
< div class = "line" > < a id = "l01007" name = "l01007" > < / a > < span class = "lineno" > 1007< / span > helper.ModelProto()< / div >
< div class = "line" > < a id = "l01008" name = "l01008" > < / a > < span class = "lineno" > 1008< / span > .constraints(start_interval_pairs[i + 1].second)< / div >
< div class = "line" > < a id = "l01009" name = "l01009" > < / a > < span class = "lineno" > 1009< / span > .interval()< / div >
< div class = "line" > < a id = "l01010" name = "l01010" > < / a > < span class = "lineno" > 1010< / span > .start();< / div >
< div class = "line" > < a id = "l01011" name = "l01011" > < / a > < span class = "lineno" > 1011< / span > < / div >
< div class = "line" > < a id = "l01012" name = "l01012" > < / a > < span class = "lineno" > 1012< / span > < span class = "comment" > // If the end was smaller we keep it that way, otherwise we just order the< / span > < / div >
< div class = "line" > < a id = "l01013" name = "l01013" > < / a > < span class = "lineno" > 1013< / span > < span class = "comment" > // start variables.< / span > < / div >
< div class = "line" > < a id = "l01014" name = "l01014" > < / a > < span class = "lineno" > 1014< / span > LinearConstraintProto* linear =< / div >
< div class = "line" > < a id = "l01015" name = "l01015" > < / a > < span class = "lineno" > 1015< / span > neighborhood-> delta.add_constraints()-> mutable_linear();< / div >
< div class = "line" > < a id = "l01016" name = "l01016" > < / a > < span class = "lineno" > 1016< / span > linear-> add_domain(< a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::numeric_limits< int64_t> ::min< / a > ());< / div >
< div class = "line" > < a id = "l01017" name = "l01017" > < / a > < span class = "lineno" > 1017< / span > int64_t rhs_offset = 0;< / div >
< div class = "line" > < a id = "l01018" name = "l01018" > < / a > < span class = "lineno" > 1018< / span > < span class = "keywordflow" > if< / span > (GetLinearExpressionValue(before_end, initial_solution) < =< / div >
< div class = "line" > < a id = "l01019" name = "l01019" > < / a > < span class = "lineno" > 1019< / span > GetLinearExpressionValue(after_start, initial_solution)) {< / div >
< div class = "line" > < a id = "l01020" name = "l01020" > < / a > < span class = "lineno" > 1020< / span > < span class = "comment" > // If the end was smaller than the next start, keep it that way.< / span > < / div >
< div class = "line" > < a id = "l01021" name = "l01021" > < / a > < span class = "lineno" > 1021< / span > AddLinearExpressionToConstraint(1, before_end, linear, & rhs_offset);< / div >
< div class = "line" > < a id = "l01022" name = "l01022" > < / a > < span class = "lineno" > 1022< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l01023" name = "l01023" > < / a > < span class = "lineno" > 1023< / span > < span class = "comment" > // Otherwise, keep the same minimum separation. This is done in order< / span > < / div >
< div class = "line" > < a id = "l01024" name = "l01024" > < / a > < span class = "lineno" > 1024< / span > < span class = "comment" > // to " simplify" the neighborhood.< / span > < / div >
< div class = "line" > < a id = "l01025" name = "l01025" > < / a > < span class = "lineno" > 1025< / span > rhs_offset = GetLinearExpressionValue(before_start, initial_solution) -< / div >
< div class = "line" > < a id = "l01026" name = "l01026" > < / a > < span class = "lineno" > 1026< / span > GetLinearExpressionValue(after_start, initial_solution);< / div >
< div class = "line" > < a id = "l01027" name = "l01027" > < / a > < span class = "lineno" > 1027< / span > AddLinearExpressionToConstraint(1, before_start, linear, & rhs_offset);< / div >
< div class = "line" > < a id = "l01028" name = "l01028" > < / a > < span class = "lineno" > 1028< / span > }< / div >
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< div class = "line" > < a id = "l01029" name = "l01029" > < / a > < span class = "lineno" > 1029< / span > < / div >
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< div class = "line" > < a id = "l01030" name = "l01030" > < / a > < span class = "lineno" > 1030< / span > AddLinearExpressionToConstraint(-1, after_start, linear, & rhs_offset);< / div >
< div class = "line" > < a id = "l01031" name = "l01031" > < / a > < span class = "lineno" > 1031< / span > linear-> add_domain(rhs_offset);< / div >
< div class = "line" > < a id = "l01032" name = "l01032" > < / a > < span class = "lineno" > 1032< / span > < / div >
< div class = "line" > < a id = "l01033" name = "l01033" > < / a > < span class = "lineno" > 1033< / span > < span class = "comment" > // The linear constraint should be satisfied by the current solution.< / span > < / div >
< div class = "line" > < a id = "l01034" name = "l01034" > < / a > < span class = "lineno" > 1034< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > ) {< / div >
< div class = "line" > < a id = "l01035" name = "l01035" > < / a > < span class = "lineno" > 1035< / span > int64_t activity = 0;< / div >
< div class = "line" > < a id = "l01036" name = "l01036" > < / a > < span class = "lineno" > 1036< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < linear-> vars().size(); ++i) {< / div >
< div class = "line" > < a id = "l01037" name = "l01037" > < / a > < span class = "lineno" > 1037< / span > activity +=< / div >
< div class = "line" > < a id = "l01038" name = "l01038" > < / a > < span class = "lineno" > 1038< / span > linear-> coeffs(i) * initial_solution.solution(linear-> vars(i));< / div >
< div class = "line" > < a id = "l01039" name = "l01039" > < / a > < span class = "lineno" > 1039< / span > }< / div >
< div class = "line" > < a id = "l01040" name = "l01040" > < / a > < span class = "lineno" > 1040< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > (activity, linear-> domain(0));< / div >
< div class = "line" > < a id = "l01041" name = "l01041" > < / a > < span class = "lineno" > 1041< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c" > CHECK_LE< / a > (activity, linear-> domain(1));< / div >
< div class = "line" > < a id = "l01042" name = "l01042" > < / a > < span class = "lineno" > 1042< / span > }< / div >
< div class = "line" > < a id = "l01043" name = "l01043" > < / a > < span class = "lineno" > 1043< / span > }< / div >
< div class = "line" > < a id = "l01044" name = "l01044" > < / a > < span class = "lineno" > 1044< / span > }< / div >
< div class = "line" > < a id = "l01045" name = "l01045" > < / a > < span class = "lineno" > 1045< / span > } < span class = "comment" > // namespace< / span > < / div >
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< div class = "line" > < a id = "l01046" name = "l01046" > < / a > < span class = "lineno" > 1046< / span > < / div >
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< div class = "line" > < a id = "l01047" name = "l01047" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#ad57491858f7814f0a03845022b6de35e" > 1047< / a > < / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ad57491858f7814f0a03845022b6de35e" > GenerateSchedulingNeighborhoodForRelaxation< / a > (< / div >
< div class = "line" > < a id = "l01048" name = "l01048" > < / a > < span class = "lineno" > 1048< / span > < span class = "keyword" > const< / span > absl::Span< const int> intervals_to_relax,< / div >
< div class = "line" > < a id = "l01049" name = "l01049" > < / a > < span class = "lineno" > 1049< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution,< / div >
< div class = "line" > < a id = "l01050" name = "l01050" > < / a > < span class = "lineno" > 1050< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html" > NeighborhoodGeneratorHelper< / a > & helper) {< / div >
< div class = "line" > < a id = "l01051" name = "l01051" > < / a > < span class = "lineno" > 1051< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > neighborhood = helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > FullNeighborhood< / a > ();< / div >
< div class = "line" > < a id = "l01052" name = "l01052" > < / a > < span class = "lineno" > 1052< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7" > is_reduced< / a > =< / div >
< div class = "line" > < a id = "l01053" name = "l01053" > < / a > < span class = "lineno" > 1053< / span > (intervals_to_relax.size() < < / div >
< div class = "line" > < a id = "l01054" name = "l01054" > < / a > < span class = "lineno" > 1054< / span > helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (ConstraintProto::kInterval).size());< / div >
< div class = "line" > < a id = "l01055" name = "l01055" > < / a > < span class = "lineno" > 1055< / span > < / div >
< div class = "line" > < a id = "l01056" name = "l01056" > < / a > < span class = "lineno" > 1056< / span > < span class = "comment" > // We will extend the set with some interval that we cannot fix.< / span > < / div >
< div class = "line" > < a id = "l01057" name = "l01057" > < / a > < span class = "lineno" > 1057< / span > absl::flat_hash_set< int> ignored_intervals(intervals_to_relax.begin(),< / div >
< div class = "line" > < a id = "l01058" name = "l01058" > < / a > < span class = "lineno" > 1058< / span > intervals_to_relax.end());< / div >
< div class = "line" > < a id = "l01059" name = "l01059" > < / a > < span class = "lineno" > 1059< / span > < / div >
< div class = "line" > < a id = "l01060" name = "l01060" > < / a > < span class = "lineno" > 1060< / span > < span class = "comment" > // Fix the presence/absence of non-relaxed intervals.< / span > < / div >
< div class = "line" > < a id = "l01061" name = "l01061" > < / a > < span class = "lineno" > 1061< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (ConstraintProto::kInterval)) {< / div >
< div class = "line" > < a id = "l01062" name = "l01062" > < / a > < span class = "lineno" > 1062< / span > < a class = "code hl_define" href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > (i, 0);< / div >
< div class = "line" > < a id = "l01063" name = "l01063" > < / a > < span class = "lineno" > 1063< / span > < span class = "keywordflow" > if< / span > (ignored_intervals.contains(i)) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01064" name = "l01064" > < / a > < span class = "lineno" > 1064< / span > < / div >
< div class = "line" > < a id = "l01065" name = "l01065" > < / a > < span class = "lineno" > 1065< / span > < span class = "keyword" > const< / span > ConstraintProto& interval_ct = helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(i);< / div >
< div class = "line" > < a id = "l01066" name = "l01066" > < / a > < span class = "lineno" > 1066< / span > < span class = "keywordflow" > if< / span > (interval_ct.enforcement_literal().empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01067" name = "l01067" > < / a > < span class = "lineno" > 1067< / span > < / div >
< div class = "line" > < a id = "l01068" name = "l01068" > < / a > < span class = "lineno" > 1068< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (interval_ct.enforcement_literal().size(), 1);< / div >
< div class = "line" > < a id = "l01069" name = "l01069" > < / a > < span class = "lineno" > 1069< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > enforcement_ref = interval_ct.enforcement_literal(0);< / div >
< div class = "line" > < a id = "l01070" name = "l01070" > < / a > < span class = "lineno" > 1070< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > enforcement_var = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (enforcement_ref);< / div >
< div class = "line" > < a id = "l01071" name = "l01071" > < / a > < span class = "lineno" > 1071< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > = initial_solution.solution(enforcement_var);< / div >
< div class = "line" > < a id = "l01072" name = "l01072" > < / a > < span class = "lineno" > 1072< / span > < / div >
< div class = "line" > < a id = "l01073" name = "l01073" > < / a > < span class = "lineno" > 1073< / span > < span class = "comment" > // If the interval is not enforced, we just relax it. If it belongs to an< / span > < / div >
< div class = "line" > < a id = "l01074" name = "l01074" > < / a > < span class = "lineno" > 1074< / span > < span class = "comment" > // exactly one constraint, and the enforced interval is not relaxed, then< / span > < / div >
< div class = "line" > < a id = "l01075" name = "l01075" > < / a > < span class = "lineno" > 1075< / span > < span class = "comment" > // propagation will force this interval to stay not enforced. Otherwise,< / span > < / div >
< div class = "line" > < a id = "l01076" name = "l01076" > < / a > < span class = "lineno" > 1076< / span > < span class = "comment" > // LNS will be able to change which interval will be enforced among all< / span > < / div >
< div class = "line" > < a id = "l01077" name = "l01077" > < / a > < span class = "lineno" > 1077< / span > < span class = "comment" > // alternatives.< / span > < / div >
< div class = "line" > < a id = "l01078" name = "l01078" > < / a > < span class = "lineno" > 1078< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (enforcement_ref) == (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > == 0)) {< / div >
< div class = "line" > < a id = "l01079" name = "l01079" > < / a > < span class = "lineno" > 1079< / span > ignored_intervals.insert(i);< / div >
< div class = "line" > < a id = "l01080" name = "l01080" > < / a > < span class = "lineno" > 1080< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01081" name = "l01081" > < / a > < span class = "lineno" > 1081< / span > }< / div >
< div class = "line" > < a id = "l01082" name = "l01082" > < / a > < span class = "lineno" > 1082< / span > < / div >
< div class = "line" > < a id = "l01083" name = "l01083" > < / a > < span class = "lineno" > 1083< / span > < span class = "comment" > // Fix the value.< / span > < / div >
< div class = "line" > < a id = "l01084" name = "l01084" > < / a > < span class = "lineno" > 1084< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables(enforcement_var)-> clear_domain();< / div >
< div class = "line" > < a id = "l01085" name = "l01085" > < / a > < span class = "lineno" > 1085< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables(enforcement_var)-> add_domain(< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l01086" name = "l01086" > < / a > < span class = "lineno" > 1086< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables(enforcement_var)-> add_domain(< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l01087" name = "l01087" > < / a > < span class = "lineno" > 1087< / span > }< / div >
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< div class = "line" > < a id = "l01088" name = "l01088" > < / a > < span class = "lineno" > 1088< / span > < / div >
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< div class = "line" > < a id = "l01089" name = "l01089" > < / a > < span class = "lineno" > 1089< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > c : helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (ConstraintProto::kNoOverlap)) {< / div >
< div class = "line" > < a id = "l01090" name = "l01090" > < / a > < span class = "lineno" > 1090< / span > AddPrecedenceConstraints(< / div >
< div class = "line" > < a id = "l01091" name = "l01091" > < / a > < span class = "lineno" > 1091< / span > helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(c).no_overlap().intervals(),< / div >
< div class = "line" > < a id = "l01092" name = "l01092" > < / a > < span class = "lineno" > 1092< / span > ignored_intervals, initial_solution, helper, & neighborhood);< / div >
< div class = "line" > < a id = "l01093" name = "l01093" > < / a > < span class = "lineno" > 1093< / span > }< / div >
< div class = "line" > < a id = "l01094" name = "l01094" > < / a > < span class = "lineno" > 1094< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > c : helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (ConstraintProto::kCumulative)) {< / div >
< div class = "line" > < a id = "l01095" name = "l01095" > < / a > < span class = "lineno" > 1095< / span > AddPrecedenceConstraints(< / div >
< div class = "line" > < a id = "l01096" name = "l01096" > < / a > < span class = "lineno" > 1096< / span > helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(c).cumulative().intervals(),< / div >
< div class = "line" > < a id = "l01097" name = "l01097" > < / a > < span class = "lineno" > 1097< / span > ignored_intervals, initial_solution, helper, & neighborhood);< / div >
< div class = "line" > < a id = "l01098" name = "l01098" > < / a > < span class = "lineno" > 1098< / span > }< / div >
< div class = "line" > < a id = "l01099" name = "l01099" > < / a > < span class = "lineno" > 1099< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > c : helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6660bb31f569da3f205c9c500d79b002" > TypeToConstraints< / a > (ConstraintProto::kNoOverlap2D)) {< / div >
< div class = "line" > < a id = "l01100" name = "l01100" > < / a > < span class = "lineno" > 1100< / span > AddPrecedenceConstraints(< / div >
< div class = "line" > < a id = "l01101" name = "l01101" > < / a > < span class = "lineno" > 1101< / span > helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(c).no_overlap_2d().x_intervals(),< / div >
< div class = "line" > < a id = "l01102" name = "l01102" > < / a > < span class = "lineno" > 1102< / span > ignored_intervals, initial_solution, helper, & neighborhood);< / div >
< div class = "line" > < a id = "l01103" name = "l01103" > < / a > < span class = "lineno" > 1103< / span > AddPrecedenceConstraints(< / div >
< div class = "line" > < a id = "l01104" name = "l01104" > < / a > < span class = "lineno" > 1104< / span > helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(c).no_overlap_2d().y_intervals(),< / div >
< div class = "line" > < a id = "l01105" name = "l01105" > < / a > < span class = "lineno" > 1105< / span > ignored_intervals, initial_solution, helper, & neighborhood);< / div >
< div class = "line" > < a id = "l01106" name = "l01106" > < / a > < span class = "lineno" > 1106< / span > }< / div >
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< div class = "line" > < a id = "l01107" name = "l01107" > < / a > < span class = "lineno" > 1107< / span > < / div >
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< div class = "line" > < a id = "l01108" name = "l01108" > < / a > < span class = "lineno" > 1108< / span > < span class = "comment" > // Set the current solution as a hint.< / span > < / div >
< div class = "line" > < a id = "l01109" name = "l01109" > < / a > < span class = "lineno" > 1109< / span > helper.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac18c0fe53e351d0a5d105b8bc7d53c08" > AddSolutionHinting< / a > (initial_solution, & neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > );< / div >
< div class = "line" > < a id = "l01110" name = "l01110" > < / a > < span class = "lineno" > 1110< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317" > is_generated< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01111" name = "l01111" > < / a > < span class = "lineno" > 1111< / span > < / div >
< div class = "line" > < a id = "l01112" name = "l01112" > < / a > < span class = "lineno" > 1112< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l01113" name = "l01113" > < / a > < span class = "lineno" > 1113< / span > }< / div >
< div class = "line" > < a id = "l01114" name = "l01114" > < / a > < span class = "lineno" > 1114< / span > < / div >
< div class = "line" > < a id = "l01115" name = "l01115" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 1115< / a > < / 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_scheduling_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > SchedulingNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l01116" name = "l01116" > < / a > < span class = "lineno" > 1116< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l01117" name = "l01117" > < / a > < span class = "lineno" > 1117< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l01118" name = "l01118" > < / a > < span class = "lineno" > 1118< / span > std::vector< int> intervals_to_relax =< / div >
< div class = "line" > < a id = "l01119" name = "l01119" > < / a > < span class = "lineno" > 1119< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8b0ea5233e98dcd85233c074a034fd05" > GetActiveIntervals< / a > (initial_solution);< / div >
< div class = "line" > < a id = "l01120" name = "l01120" > < / a > < span class = "lineno" > 1120< / span > GetRandomSubset(< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > , & intervals_to_relax, random);< / div >
< div class = "line" > < a id = "l01121" name = "l01121" > < / a > < span class = "lineno" > 1121< / span > < / div >
< div class = "line" > < a id = "l01122" name = "l01122" > < / a > < span class = "lineno" > 1122< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ad57491858f7814f0a03845022b6de35e" > GenerateSchedulingNeighborhoodForRelaxation< / a > (intervals_to_relax,< / div >
< div class = "line" > < a id = "l01123" name = "l01123" > < / a > < span class = "lineno" > 1123< / span > initial_solution, < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > );< / div >
< div class = "line" > < a id = "l01124" name = "l01124" > < / a > < span class = "lineno" > 1124< / span > }< / div >
< div class = "line" > < a id = "l01125" name = "l01125" > < / a > < span class = "lineno" > 1125< / span > < / div >
< div class = "line" > < a id = "l01126" name = "l01126" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 1126< / a > < / 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_scheduling_time_window_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > SchedulingTimeWindowNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l01127" name = "l01127" > < / a > < span class = "lineno" > 1127< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l01128" name = "l01128" > < / a > < span class = "lineno" > 1128< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l01129" name = "l01129" > < / a > < span class = "lineno" > 1129< / span > std::vector< std::pair< int64_t, int> > start_interval_pairs;< / div >
< div class = "line" > < a id = "l01130" name = "l01130" > < / a > < span class = "lineno" > 1130< / span > < span class = "keyword" > const< / span > std::vector< int> active_intervals =< / div >
< div class = "line" > < a id = "l01131" name = "l01131" > < / a > < span class = "lineno" > 1131< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a8b0ea5233e98dcd85233c074a034fd05" > GetActiveIntervals< / a > (initial_solution);< / div >
< div class = "line" > < a id = "l01132" name = "l01132" > < / a > < span class = "lineno" > 1132< / span > std::vector< int> intervals_to_relax;< / div >
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< div class = "line" > < a id = "l01133" name = "l01133" > < / a > < span class = "lineno" > 1133< / span > < / div >
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< div class = "line" > < a id = "l01134" name = "l01134" > < / a > < span class = "lineno" > 1134< / span > < span class = "keywordflow" > if< / span > (active_intervals.empty()) < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > FullNeighborhood< / a > ();< / div >
< div class = "line" > < a id = "l01135" name = "l01135" > < / a > < span class = "lineno" > 1135< / span > < / div >
< div class = "line" > < a id = "l01136" name = "l01136" > < / a > < span class = "lineno" > 1136< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > i : active_intervals) {< / div >
< div class = "line" > < a id = "l01137" name = "l01137" > < / a > < span class = "lineno" > 1137< / span > < span class = "keyword" > const< / span > ConstraintProto& interval_ct = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(i);< / div >
< div class = "line" > < a id = "l01138" name = "l01138" > < / a > < span class = "lineno" > 1138< / span > < span class = "keyword" > const< / span > LinearExpressionProto& start_var = interval_ct.interval().start();< / div >
< div class = "line" > < a id = "l01139" name = "l01139" > < / a > < span class = "lineno" > 1139< / span > < span class = "keyword" > const< / span > int64_t start_value =< / div >
< div class = "line" > < a id = "l01140" name = "l01140" > < / a > < span class = "lineno" > 1140< / span > GetLinearExpressionValue(start_var, initial_solution);< / div >
< div class = "line" > < a id = "l01141" name = "l01141" > < / a > < span class = "lineno" > 1141< / span > start_interval_pairs.push_back({start_value, i});< / div >
< div class = "line" > < a id = "l01142" name = "l01142" > < / a > < span class = "lineno" > 1142< / span > }< / div >
< div class = "line" > < a id = "l01143" name = "l01143" > < / a > < span class = "lineno" > 1143< / span > std::sort(start_interval_pairs.begin(), start_interval_pairs.end());< / div >
< div class = "line" > < a id = "l01144" name = "l01144" > < / a > < span class = "lineno" > 1144< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > relaxed_size = std::floor(< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > * start_interval_pairs.size());< / div >
< div class = "line" > < a id = "l01145" name = "l01145" > < / a > < span class = "lineno" > 1145< / span > < / div >
< div class = "line" > < a id = "l01146" name = "l01146" > < / a > < span class = "lineno" > 1146< / span > std::uniform_int_distribution< int> random_var(< / div >
< div class = "line" > < a id = "l01147" name = "l01147" > < / a > < span class = "lineno" > 1147< / span > 0, start_interval_pairs.size() - relaxed_size - 1);< / div >
< div class = "line" > < a id = "l01148" name = "l01148" > < / a > < span class = "lineno" > 1148< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > random_start_index = random_var(random);< / div >
< div class = "line" > < a id = "l01149" name = "l01149" > < / a > < span class = "lineno" > 1149< / span > < / div >
< div class = "line" > < a id = "l01150" name = "l01150" > < / a > < span class = "lineno" > 1150< / span > < span class = "comment" > // TODO(user): Consider relaxing more than one time window< / span > < / div >
< div class = "line" > < a id = "l01151" name = "l01151" > < / a > < span class = "lineno" > 1151< / span > < span class = "comment" > // intervals. This seems to help with Giza models.< / span > < / div >
< div class = "line" > < a id = "l01152" name = "l01152" > < / a > < span class = "lineno" > 1152< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = random_start_index; i < relaxed_size; ++i) {< / div >
< div class = "line" > < a id = "l01153" name = "l01153" > < / a > < span class = "lineno" > 1153< / span > intervals_to_relax.push_back(start_interval_pairs[i].second);< / div >
< div class = "line" > < a id = "l01154" name = "l01154" > < / a > < span class = "lineno" > 1154< / span > }< / div >
< div class = "line" > < a id = "l01155" name = "l01155" > < / a > < span class = "lineno" > 1155< / span > < / div >
< div class = "line" > < a id = "l01156" name = "l01156" > < / a > < span class = "lineno" > 1156< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ad57491858f7814f0a03845022b6de35e" > GenerateSchedulingNeighborhoodForRelaxation< / a > (intervals_to_relax,< / div >
< div class = "line" > < a id = "l01157" name = "l01157" > < / a > < span class = "lineno" > 1157< / span > initial_solution, < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > );< / div >
< div class = "line" > < a id = "l01158" name = "l01158" > < / a > < span class = "lineno" > 1158< / span > }< / div >
< div class = "line" > < a id = "l01159" name = "l01159" > < / a > < span class = "lineno" > 1159< / span > < / div >
< div class = "line" > < a id = "l01160" name = "l01160" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_random_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 1160< / a > < / 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_routing_random_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > RoutingRandomNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l01161" name = "l01161" > < / a > < span class = "lineno" > 1161< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l01162" name = "l01162" > < / a > < span class = "lineno" > 1162< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l01163" name = "l01163" > < / a > < span class = "lineno" > 1163< / span > < span class = "keyword" > const< / span > std::vector< std::vector< int> > all_paths =< / div >
< div class = "line" > < a id = "l01164" name = "l01164" > < / a > < span class = "lineno" > 1164< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#aff6e1cdbf44ac50c3dcc0e5bb3591478" > GetRoutingPaths< / a > (initial_solution);< / div >
< div class = "line" > < a id = "l01165" name = "l01165" > < / a > < span class = "lineno" > 1165< / span > < / div >
< div class = "line" > < a id = "l01166" name = "l01166" > < / a > < span class = "lineno" > 1166< / span > < span class = "comment" > // Collect all unique variables.< / span > < / div >
< div class = "line" > < a id = "l01167" name = "l01167" > < / a > < span class = "lineno" > 1167< / span > absl::flat_hash_set< int> all_path_variables;< / div >
< div class = "line" > < a id = "l01168" name = "l01168" > < / a > < span class = "lineno" > 1168< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > & path : all_paths) {< / div >
< div class = "line" > < a id = "l01169" name = "l01169" > < / a > < span class = "lineno" > 1169< / span > all_path_variables.insert(path.begin(), path.end());< / div >
< div class = "line" > < a id = "l01170" name = "l01170" > < / a > < span class = "lineno" > 1170< / span > }< / div >
< div class = "line" > < a id = "l01171" name = "l01171" > < / a > < span class = "lineno" > 1171< / span > std::vector< int> fixed_variables(all_path_variables.begin(),< / div >
< div class = "line" > < a id = "l01172" name = "l01172" > < / a > < span class = "lineno" > 1172< / span > all_path_variables.end());< / div >
< div class = "line" > < a id = "l01173" name = "l01173" > < / a > < span class = "lineno" > 1173< / span > std::sort(fixed_variables.begin(), fixed_variables.end());< / div >
< div class = "line" > < a id = "l01174" name = "l01174" > < / a > < span class = "lineno" > 1174< / span > GetRandomSubset(1.0 - < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > , & fixed_variables, random);< / div >
< div class = "line" > < a id = "l01175" name = "l01175" > < / a > < span class = "lineno" > 1175< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / 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 = "l01176" name = "l01176" > < / a > < span class = "lineno" > 1176< / span > initial_solution, {fixed_variables.begin(), fixed_variables.end()});< / div >
< div class = "line" > < a id = "l01177" name = "l01177" > < / a > < span class = "lineno" > 1177< / span > }< / div >
< div class = "line" > < a id = "l01178" name = "l01178" > < / a > < span class = "lineno" > 1178< / span > < / div >
< div class = "line" > < a id = "l01179" name = "l01179" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_path_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 1179< / a > < / 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_routing_path_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > RoutingPathNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l01180" name = "l01180" > < / a > < span class = "lineno" > 1180< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l01181" name = "l01181" > < / a > < span class = "lineno" > 1181< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l01182" name = "l01182" > < / a > < span class = "lineno" > 1182< / span > std::vector< std::vector< int> > all_paths =< / div >
< div class = "line" > < a id = "l01183" name = "l01183" > < / a > < span class = "lineno" > 1183< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#aff6e1cdbf44ac50c3dcc0e5bb3591478" > GetRoutingPaths< / a > (initial_solution);< / div >
< div class = "line" > < a id = "l01184" name = "l01184" > < / a > < span class = "lineno" > 1184< / span > < / div >
< div class = "line" > < a id = "l01185" name = "l01185" > < / a > < span class = "lineno" > 1185< / span > < span class = "comment" > // Collect all unique variables.< / span > < / div >
< div class = "line" > < a id = "l01186" name = "l01186" > < / a > < span class = "lineno" > 1186< / span > absl::flat_hash_set< int> all_path_variables;< / div >
< div class = "line" > < a id = "l01187" name = "l01187" > < / a > < span class = "lineno" > 1187< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & path : all_paths) {< / div >
< div class = "line" > < a id = "l01188" name = "l01188" > < / a > < span class = "lineno" > 1188< / span > all_path_variables.insert(path.begin(), path.end());< / div >
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< div class = "line" > < a id = "l01189" name = "l01189" > < / a > < span class = "lineno" > 1189< / span > }< / div >
< div class = "line" > < a id = "l01190" name = "l01190" > < / a > < span class = "lineno" > 1190< / span > < / div >
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< div class = "line" > < a id = "l01191" name = "l01191" > < / a > < span class = "lineno" > 1191< / span > < span class = "comment" > // Select variables to relax.< / span > < / div >
< div class = "line" > < a id = "l01192" name = "l01192" > < / a > < span class = "lineno" > 1192< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables_to_relax =< / div >
< div class = "line" > < a id = "l01193" name = "l01193" > < / a > < span class = "lineno" > 1193< / span > < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (all_path_variables.size() * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > );< / div >
< div class = "line" > < a id = "l01194" name = "l01194" > < / a > < span class = "lineno" > 1194< / span > absl::flat_hash_set< int> relaxed_variables;< / div >
< div class = "line" > < a id = "l01195" name = "l01195" > < / a > < span class = "lineno" > 1195< / span > < span class = "keywordflow" > while< / span > (relaxed_variables.size() < num_variables_to_relax) {< / div >
< div class = "line" > < a id = "l01196" name = "l01196" > < / a > < span class = "lineno" > 1196< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!all_paths.empty());< / div >
< div class = "line" > < a id = "l01197" name = "l01197" > < / a > < span class = "lineno" > 1197< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > path_index = absl::Uniform< int> (random, 0, all_paths.size());< / div >
< div class = "line" > < a id = "l01198" name = "l01198" > < / a > < span class = "lineno" > 1198< / span > std::vector< int> & path = all_paths[path_index];< / div >
< div class = "line" > < a id = "l01199" name = "l01199" > < / a > < span class = "lineno" > 1199< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > path_size = path.size();< / div >
< div class = "line" > < a id = "l01200" name = "l01200" > < / a > < span class = "lineno" > 1200< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > segment_length =< / div >
< div class = "line" > < a id = "l01201" name = "l01201" > < / a > < span class = "lineno" > 1201< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (path_size, absl::Uniform< int> (random, 4, 8));< / div >
< div class = "line" > < a id = "l01202" name = "l01202" > < / a > < span class = "lineno" > 1202< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > segment_start =< / div >
< div class = "line" > < a id = "l01203" name = "l01203" > < / a > < span class = "lineno" > 1203< / span > absl::Uniform< int> (random, 0, path_size - segment_length);< / div >
< div class = "line" > < a id = "l01204" name = "l01204" > < / a > < span class = "lineno" > 1204< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = segment_start; i < segment_start + segment_length; ++i) {< / div >
< div class = "line" > < a id = "l01205" name = "l01205" > < / a > < span class = "lineno" > 1205< / span > relaxed_variables.insert(path[i]);< / div >
< div class = "line" > < a id = "l01206" name = "l01206" > < / a > < span class = "lineno" > 1206< / span > }< / div >
< div class = "line" > < a id = "l01207" name = "l01207" > < / a > < span class = "lineno" > 1207< / span > < / div >
< div class = "line" > < a id = "l01208" name = "l01208" > < / a > < span class = "lineno" > 1208< / span > < span class = "comment" > // Remove segment and clean up empty paths.< / span > < / div >
< div class = "line" > < a id = "l01209" name = "l01209" > < / a > < span class = "lineno" > 1209< / span > path.erase(path.begin() + segment_start,< / div >
< div class = "line" > < a id = "l01210" name = "l01210" > < / a > < span class = "lineno" > 1210< / span > path.begin() + segment_start + segment_length);< / div >
< div class = "line" > < a id = "l01211" name = "l01211" > < / a > < span class = "lineno" > 1211< / span > < span class = "keywordflow" > if< / span > (path.empty()) {< / div >
< div class = "line" > < a id = "l01212" name = "l01212" > < / a > < span class = "lineno" > 1212< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (all_paths[path_index], all_paths.back());< / div >
< div class = "line" > < a id = "l01213" name = "l01213" > < / a > < span class = "lineno" > 1213< / span > all_paths.pop_back();< / div >
< div class = "line" > < a id = "l01214" name = "l01214" > < / a > < span class = "lineno" > 1214< / span > }< / div >
< div class = "line" > < a id = "l01215" name = "l01215" > < / a > < span class = "lineno" > 1215< / span > }< / div >
< div class = "line" > < a id = "l01216" name = "l01216" > < / a > < span class = "lineno" > 1216< / span > < / div >
< div class = "line" > < a id = "l01217" name = "l01217" > < / a > < span class = "lineno" > 1217< / span > < span class = "comment" > // Compute the set of variables to fix.< / span > < / div >
< div class = "line" > < a id = "l01218" name = "l01218" > < / a > < span class = "lineno" > 1218< / span > absl::flat_hash_set< int> fixed_variables;< / div >
< div class = "line" > < a id = "l01219" name = "l01219" > < / a > < span class = "lineno" > 1219< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : all_path_variables) {< / div >
< div class = "line" > < a id = "l01220" name = "l01220" > < / a > < span class = "lineno" > 1220< / span > < span class = "keywordflow" > if< / span > (!relaxed_variables.contains(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) fixed_variables.insert(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l01221" name = "l01221" > < / a > < span class = "lineno" > 1221< / span > }< / div >
< div class = "line" > < a id = "l01222" name = "l01222" > < / a > < span class = "lineno" > 1222< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6823902ca9e8cb58c90a9f086c647da6" > FixGivenVariables< / a > (initial_solution, fixed_variables);< / div >
< div class = "line" > < a id = "l01223" name = "l01223" > < / a > < span class = "lineno" > 1223< / span > }< / div >
< div class = "line" > < a id = "l01224" name = "l01224" > < / a > < span class = "lineno" > 1224< / span > < / div >
< div class = "line" > < a id = "l01225" name = "l01225" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 1225< / a > < / 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_routing_full_path_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > RoutingFullPathNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l01226" name = "l01226" > < / a > < span class = "lineno" > 1226< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l01227" name = "l01227" > < / a > < span class = "lineno" > 1227< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l01228" name = "l01228" > < / a > < span class = "lineno" > 1228< / span > std::vector< std::vector< int> > all_paths =< / div >
< div class = "line" > < a id = "l01229" name = "l01229" > < / a > < span class = "lineno" > 1229< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#aff6e1cdbf44ac50c3dcc0e5bb3591478" > GetRoutingPaths< / a > (initial_solution);< / div >
< div class = "line" > < a id = "l01230" name = "l01230" > < / a > < span class = "lineno" > 1230< / span > < span class = "comment" > // Remove a corner case where all paths are empty.< / span > < / div >
< div class = "line" > < a id = "l01231" name = "l01231" > < / a > < span class = "lineno" > 1231< / span > < span class = "keywordflow" > if< / span > (all_paths.empty()) {< / div >
< div class = "line" > < a id = "l01232" name = "l01232" > < / a > < span class = "lineno" > 1232< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a82a453ea79e75c81ab03ba9da8c40ce5" > NoNeighborhood< / a > ();< / div >
< div class = "line" > < a id = "l01233" name = "l01233" > < / a > < span class = "lineno" > 1233< / span > }< / div >
< div class = "line" > < a id = "l01234" name = "l01234" > < / a > < span class = "lineno" > 1234< / span > < / div >
< div class = "line" > < a id = "l01235" name = "l01235" > < / a > < span class = "lineno" > 1235< / span > < span class = "comment" > // Collect all unique variables.< / span > < / div >
< div class = "line" > < a id = "l01236" name = "l01236" > < / a > < span class = "lineno" > 1236< / span > absl::flat_hash_set< int> all_path_variables;< / div >
< div class = "line" > < a id = "l01237" name = "l01237" > < / a > < span class = "lineno" > 1237< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & path : all_paths) {< / div >
< div class = "line" > < a id = "l01238" name = "l01238" > < / a > < span class = "lineno" > 1238< / span > all_path_variables.insert(path.begin(), path.end());< / div >
< div class = "line" > < a id = "l01239" name = "l01239" > < / a > < span class = "lineno" > 1239< / span > }< / div >
< div class = "line" > < a id = "l01240" name = "l01240" > < / a > < span class = "lineno" > 1240< / span > < / div >
< div class = "line" > < a id = "l01241" name = "l01241" > < / a > < span class = "lineno" > 1241< / span > < span class = "comment" > // Select variables to relax.< / span > < / div >
< div class = "line" > < a id = "l01242" name = "l01242" > < / a > < span class = "lineno" > 1242< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables_to_relax =< / div >
< div class = "line" > < a id = "l01243" name = "l01243" > < / a > < span class = "lineno" > 1243< / span > < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (all_path_variables.size() * < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > );< / div >
< div class = "line" > < a id = "l01244" name = "l01244" > < / a > < span class = "lineno" > 1244< / span > absl::flat_hash_set< int> relaxed_variables;< / div >
< div class = "line" > < a id = "l01245" name = "l01245" > < / a > < span class = "lineno" > 1245< / span > < / div >
< div class = "line" > < a id = "l01246" name = "l01246" > < / a > < span class = "lineno" > 1246< / span > < span class = "comment" > // Relax the start and end of each path to ease relocation.< / span > < / div >
< div class = "line" > < a id = "l01247" name = "l01247" > < / a > < span class = "lineno" > 1247< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & path : all_paths) {< / div >
< div class = "line" > < a id = "l01248" name = "l01248" > < / a > < span class = "lineno" > 1248< / span > relaxed_variables.insert(path.front());< / div >
< div class = "line" > < a id = "l01249" name = "l01249" > < / a > < span class = "lineno" > 1249< / span > relaxed_variables.insert(path.back());< / div >
< div class = "line" > < a id = "l01250" name = "l01250" > < / a > < span class = "lineno" > 1250< / span > }< / div >
< div class = "line" > < a id = "l01251" name = "l01251" > < / a > < span class = "lineno" > 1251< / span > < / div >
< div class = "line" > < a id = "l01252" name = "l01252" > < / a > < span class = "lineno" > 1252< / span > < span class = "comment" > // Randomize paths.< / span > < / div >
< div class = "line" > < a id = "l01253" name = "l01253" > < / a > < span class = "lineno" > 1253< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > auto< / span > & path : all_paths) {< / div >
< div class = "line" > < a id = "l01254" name = "l01254" > < / a > < span class = "lineno" > 1254< / span > std::shuffle(path.begin(), path.end(), random);< / div >
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< div class = "line" > < a id = "l01255" name = "l01255" > < / a > < span class = "lineno" > 1255< / span > }< / div >
< div class = "line" > < a id = "l01256" name = "l01256" > < / a > < span class = "lineno" > 1256< / span > < / div >
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< div class = "line" > < a id = "l01257" name = "l01257" > < / a > < span class = "lineno" > 1257< / span > < span class = "comment" > // Relax all variables (if possible) in one random path.< / span > < / div >
< div class = "line" > < a id = "l01258" name = "l01258" > < / a > < span class = "lineno" > 1258< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > path_to_clean = absl::Uniform< int> (random, 0, all_paths.size());< / div >
< div class = "line" > < a id = "l01259" name = "l01259" > < / a > < span class = "lineno" > 1259< / span > < span class = "keywordflow" > while< / span > (relaxed_variables.size() < num_variables_to_relax & & < / div >
< div class = "line" > < a id = "l01260" name = "l01260" > < / a > < span class = "lineno" > 1260< / span > !all_paths[path_to_clean].empty()) {< / div >
< div class = "line" > < a id = "l01261" name = "l01261" > < / a > < span class = "lineno" > 1261< / span > relaxed_variables.insert(all_paths[path_to_clean].back());< / div >
< div class = "line" > < a id = "l01262" name = "l01262" > < / a > < span class = "lineno" > 1262< / span > all_paths[path_to_clean].pop_back();< / div >
< div class = "line" > < a id = "l01263" name = "l01263" > < / a > < span class = "lineno" > 1263< / span > }< / div >
< div class = "line" > < a id = "l01264" name = "l01264" > < / a > < span class = "lineno" > 1264< / span > < span class = "keywordflow" > if< / span > (all_paths[path_to_clean].empty()) {< / div >
< div class = "line" > < a id = "l01265" name = "l01265" > < / a > < span class = "lineno" > 1265< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (all_paths[path_to_clean], all_paths.back());< / div >
< div class = "line" > < a id = "l01266" name = "l01266" > < / a > < span class = "lineno" > 1266< / span > all_paths.pop_back();< / div >
< div class = "line" > < a id = "l01267" name = "l01267" > < / a > < span class = "lineno" > 1267< / span > }< / div >
< div class = "line" > < a id = "l01268" name = "l01268" > < / a > < span class = "lineno" > 1268< / span > < / div >
< div class = "line" > < a id = "l01269" name = "l01269" > < / a > < span class = "lineno" > 1269< / span > < span class = "comment" > // Relax more variables until the target is reached.< / span > < / div >
< div class = "line" > < a id = "l01270" name = "l01270" > < / a > < span class = "lineno" > 1270< / span > < span class = "keywordflow" > while< / span > (relaxed_variables.size() < num_variables_to_relax) {< / div >
< div class = "line" > < a id = "l01271" name = "l01271" > < / a > < span class = "lineno" > 1271< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!all_paths.empty());< / div >
< div class = "line" > < a id = "l01272" name = "l01272" > < / a > < span class = "lineno" > 1272< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > path_index = absl::Uniform< int> (random, 0, all_paths.size());< / div >
< div class = "line" > < a id = "l01273" name = "l01273" > < / a > < span class = "lineno" > 1273< / span > relaxed_variables.insert(all_paths[path_index].back());< / div >
< div class = "line" > < a id = "l01274" name = "l01274" > < / a > < span class = "lineno" > 1274< / span > < / div >
< div class = "line" > < a id = "l01275" name = "l01275" > < / a > < span class = "lineno" > 1275< / span > < span class = "comment" > // Remove variable and clean up empty paths.< / span > < / div >
< div class = "line" > < a id = "l01276" name = "l01276" > < / a > < span class = "lineno" > 1276< / span > all_paths[path_index].pop_back();< / div >
< div class = "line" > < a id = "l01277" name = "l01277" > < / a > < span class = "lineno" > 1277< / span > < span class = "keywordflow" > if< / span > (all_paths[path_index].empty()) {< / div >
< div class = "line" > < a id = "l01278" name = "l01278" > < / a > < span class = "lineno" > 1278< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > std::swap< / a > (all_paths[path_index], all_paths.back());< / div >
< div class = "line" > < a id = "l01279" name = "l01279" > < / a > < span class = "lineno" > 1279< / span > all_paths.pop_back();< / div >
< div class = "line" > < a id = "l01280" name = "l01280" > < / a > < span class = "lineno" > 1280< / span > }< / div >
< div class = "line" > < a id = "l01281" name = "l01281" > < / a > < span class = "lineno" > 1281< / span > }< / div >
< div class = "line" > < a id = "l01282" name = "l01282" > < / a > < span class = "lineno" > 1282< / span > < / div >
< div class = "line" > < a id = "l01283" name = "l01283" > < / a > < span class = "lineno" > 1283< / span > < span class = "comment" > // Compute the set of variables to fix.< / span > < / div >
< div class = "line" > < a id = "l01284" name = "l01284" > < / a > < span class = "lineno" > 1284< / span > absl::flat_hash_set< int> fixed_variables;< / div >
< div class = "line" > < a id = "l01285" name = "l01285" > < / a > < span class = "lineno" > 1285< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : all_path_variables) {< / div >
< div class = "line" > < a id = "l01286" name = "l01286" > < / a > < span class = "lineno" > 1286< / span > < span class = "keywordflow" > if< / span > (!relaxed_variables.contains(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) fixed_variables.insert(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l01287" name = "l01287" > < / a > < span class = "lineno" > 1287< / span > }< / div >
< div class = "line" > < a id = "l01288" name = "l01288" > < / a > < span class = "lineno" > 1288< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a6823902ca9e8cb58c90a9f086c647da6" > FixGivenVariables< / a > (initial_solution, fixed_variables);< / div >
< div class = "line" > < a id = "l01289" name = "l01289" > < / a > < span class = "lineno" > 1289< / span > }< / div >
< div class = "line" > < a id = "l01290" name = "l01290" > < / a > < span class = "lineno" > 1290< / span > < / div >
< div class = "line" > < a id = "l01291" name = "l01291" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054" > 1291< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054" > RelaxationInducedNeighborhoodGenerator::ReadyToGenerate< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l01292" name = "l01292" > < / a > < span class = "lineno" > 1292< / span > < span class = "keywordflow" > if< / span > (incomplete_solutions_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01293" name = "l01293" > < / a > < span class = "lineno" > 1293< / span > < span class = "keywordflow" > return< / span > incomplete_solutions_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#afad444837cdc77c60e71abb9294753b9" > HasNewSolution< / a > ();< / div >
< div class = "line" > < a id = "l01294" name = "l01294" > < / a > < span class = "lineno" > 1294< / span > }< / div >
< div class = "line" > < a id = "l01295" name = "l01295" > < / a > < span class = "lineno" > 1295< / span > < / div >
< div class = "line" > < a id = "l01296" name = "l01296" > < / a > < span class = "lineno" > 1296< / span > < span class = "keywordflow" > if< / span > (response_manager_ != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l01297" name = "l01297" > < / a > < span class = "lineno" > 1297< / span > < span class = "keywordflow" > if< / span > (response_manager_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#ab2d2c3121bf6b292efb97a5894d34805" > SolutionsRepository< / a > ().< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f" > NumSolutions< / a > () == 0) {< / div >
< div class = "line" > < a id = "l01298" name = "l01298" > < / a > < span class = "lineno" > 1298< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01299" name = "l01299" > < / a > < span class = "lineno" > 1299< / span > }< / div >
< div class = "line" > < a id = "l01300" name = "l01300" > < / a > < span class = "lineno" > 1300< / span > }< / div >
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< div class = "line" > < a id = "l01301" name = "l01301" > < / a > < span class = "lineno" > 1301< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l01302" name = "l01302" > < / a > < span class = "lineno" > 1302< / span > < span class = "comment" > // At least one relaxation solution should be available to generate a< / span > < / div >
< div class = "line" > < a id = "l01303" name = "l01303" > < / a > < span class = "lineno" > 1303< / span > < span class = "comment" > // neighborhood.< / span > < / div >
< div class = "line" > < a id = "l01304" name = "l01304" > < / a > < span class = "lineno" > 1304< / span > < span class = "keywordflow" > if< / span > (lp_solutions_ != < span class = "keyword" > nullptr< / span > & & lp_solutions_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f" > NumSolutions< / a > () > 0) {< / div >
< div class = "line" > < a id = "l01305" name = "l01305" > < / a > < span class = "lineno" > 1305< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01306" name = "l01306" > < / a > < span class = "lineno" > 1306< / span > }< / div >
< div class = "line" > < a id = "l01307" name = "l01307" > < / a > < span class = "lineno" > 1307< / span > < / div >
< div class = "line" > < a id = "l01308" name = "l01308" > < / a > < span class = "lineno" > 1308< / span > < span class = "keywordflow" > if< / span > (relaxation_solutions_ != < span class = "keyword" > nullptr< / span > & & < / div >
< div class = "line" > < a id = "l01309" name = "l01309" > < / a > < span class = "lineno" > 1309< / span > relaxation_solutions_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f" > NumSolutions< / a > () > 0) {< / div >
< div class = "line" > < a id = "l01310" name = "l01310" > < / a > < span class = "lineno" > 1310< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01311" name = "l01311" > < / a > < span class = "lineno" > 1311< / span > }< / div >
< div class = "line" > < a id = "l01312" name = "l01312" > < / a > < span class = "lineno" > 1312< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l01313" name = "l01313" > < / a > < span class = "lineno" > 1313< / span > }< / div >
< div class = "line" > < a id = "l01314" name = "l01314" > < / a > < span class = "lineno" > 1314< / span > < / div >
< div class = "line" > < a id = "l01315" name = "l01315" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 1315< / a > < / 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_relaxation_induced_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > RelaxationInducedNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l01316" name = "l01316" > < / a > < span class = "lineno" > 1316< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l01317" name = "l01317" > < / a > < span class = "lineno" > 1317< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l01318" name = "l01318" > < / a > < span class = "lineno" > 1318< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > neighborhood = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a15cb168917371b5fb2d17b00e640de63" > FullNeighborhood< / a > ();< / div >
< div class = "line" > < a id = "l01319" name = "l01319" > < / a > < span class = "lineno" > 1319< / span > neighborhood.< 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 = "l01320" name = "l01320" > < / a > < span class = "lineno" > 1320< / span > < / div >
< div class = "line" > < a id = "l01321" name = "l01321" > < / a > < span class = "lineno" > 1321< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > lp_solution_available =< / div >
< div class = "line" > < a id = "l01322" name = "l01322" > < / a > < span class = "lineno" > 1322< / span > (lp_solutions_ != < span class = "keyword" > nullptr< / span > & & lp_solutions_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f" > NumSolutions< / a > () > 0);< / div >
< div class = "line" > < a id = "l01323" name = "l01323" > < / a > < span class = "lineno" > 1323< / span > < / div >
< div class = "line" > < a id = "l01324" name = "l01324" > < / a > < span class = "lineno" > 1324< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > relaxation_solution_available =< / div >
< div class = "line" > < a id = "l01325" name = "l01325" > < / a > < span class = "lineno" > 1325< / span > (relaxation_solutions_ != < span class = "keyword" > nullptr< / span > & & < / div >
< div class = "line" > < a id = "l01326" name = "l01326" > < / a > < span class = "lineno" > 1326< / span > relaxation_solutions_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f" > NumSolutions< / a > () > 0);< / div >
< div class = "line" > < a id = "l01327" name = "l01327" > < / a > < span class = "lineno" > 1327< / span > < / div >
< div class = "line" > < a id = "l01328" name = "l01328" > < / a > < span class = "lineno" > 1328< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > incomplete_solution_available =< / div >
< div class = "line" > < a id = "l01329" name = "l01329" > < / a > < span class = "lineno" > 1329< / span > (incomplete_solutions_ != < span class = "keyword" > nullptr< / span > & & < / div >
< div class = "line" > < a id = "l01330" name = "l01330" > < / a > < span class = "lineno" > 1330< / span > incomplete_solutions_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#afad444837cdc77c60e71abb9294753b9" > HasNewSolution< / a > ());< / div >
< div class = "line" > < a id = "l01331" name = "l01331" > < / a > < span class = "lineno" > 1331< / span > < / div >
< div class = "line" > < a id = "l01332" name = "l01332" > < / a > < span class = "lineno" > 1332< / span > < span class = "keywordflow" > if< / span > (!lp_solution_available & & !relaxation_solution_available & & < / div >
< div class = "line" > < a id = "l01333" name = "l01333" > < / a > < span class = "lineno" > 1333< / span > !incomplete_solution_available) {< / div >
< div class = "line" > < a id = "l01334" name = "l01334" > < / a > < span class = "lineno" > 1334< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l01335" name = "l01335" > < / a > < span class = "lineno" > 1335< / span > }< / div >
< div class = "line" > < a id = "l01336" name = "l01336" > < / a > < span class = "lineno" > 1336< / span > < / div >
< div class = "line" > < a id = "l01337" name = "l01337" > < / a > < span class = "lineno" > 1337< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_r_i_n_s_neighborhood.html" > RINSNeighborhood< / a > rins_neighborhood;< / div >
< div class = "line" > < a id = "l01338" name = "l01338" > < / a > < span class = "lineno" > 1338< / span > < span class = "comment" > // Randomly select the type of relaxation if both lp and relaxation solutions< / span > < / div >
< div class = "line" > < a id = "l01339" name = "l01339" > < / a > < span class = "lineno" > 1339< / span > < span class = "comment" > // are available.< / span > < / div >
< div class = "line" > < a id = "l01340" name = "l01340" > < / a > < span class = "lineno" > 1340< / span > < span class = "comment" > // TODO(user): Tune the probability value for this.< / span > < / div >
< div class = "line" > < a id = "l01341" name = "l01341" > < / a > < span class = "lineno" > 1341< / span > std::bernoulli_distribution random_bool(0.5);< / div >
< div class = "line" > < a id = "l01342" name = "l01342" > < / a > < span class = "lineno" > 1342< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > use_lp_relaxation =< / div >
< div class = "line" > < a id = "l01343" name = "l01343" > < / a > < span class = "lineno" > 1343< / span > (lp_solution_available & & relaxation_solution_available)< / div >
< div class = "line" > < a id = "l01344" name = "l01344" > < / a > < span class = "lineno" > 1344< / span > ? random_bool(random)< / div >
< div class = "line" > < a id = "l01345" name = "l01345" > < / a > < span class = "lineno" > 1345< / span > : lp_solution_available;< / div >
< div class = "line" > < a id = "l01346" name = "l01346" > < / a > < span class = "lineno" > 1346< / span > < span class = "keywordflow" > if< / span > (use_lp_relaxation) {< / div >
< div class = "line" > < a id = "l01347" name = "l01347" > < / a > < span class = "lineno" > 1347< / span > rins_neighborhood =< / div >
< div class = "line" > < a id = "l01348" name = "l01348" > < / a > < span class = "lineno" > 1348< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aeef49408603258c45118e0ca3394442c" > GetRINSNeighborhood< / a > (response_manager_,< / div >
< div class = "line" > < a id = "l01349" name = "l01349" > < / a > < span class = "lineno" > 1349< / span > < span class = "comment" > /*relaxation_solutions=*/< / span > < span class = "keyword" > nullptr< / span > , lp_solutions_,< / div >
< div class = "line" > < a id = "l01350" name = "l01350" > < / a > < span class = "lineno" > 1350< / span > incomplete_solutions_, random);< / div >
< div class = "line" > < a id = "l01351" name = "l01351" > < / a > < span class = "lineno" > 1351< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#aaed94da4e4845ead42773bd4468a8899" > source_info< / a > =< / div >
< div class = "line" > < a id = "l01352" name = "l01352" > < / a > < span class = "lineno" > 1352< / span > incomplete_solution_available ? < span class = "stringliteral" > " incomplete" < / span > : < span class = "stringliteral" > " lp" < / span > ;< / div >
< div class = "line" > < a id = "l01353" name = "l01353" > < / a > < span class = "lineno" > 1353< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l01354" name = "l01354" > < / a > < span class = "lineno" > 1354< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (relaxation_solution_available || incomplete_solution_available);< / div >
< div class = "line" > < a id = "l01355" name = "l01355" > < / a > < span class = "lineno" > 1355< / span > rins_neighborhood = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aeef49408603258c45118e0ca3394442c" > GetRINSNeighborhood< / a > (< / div >
< div class = "line" > < a id = "l01356" name = "l01356" > < / a > < span class = "lineno" > 1356< / span > response_manager_, relaxation_solutions_,< / div >
< div class = "line" > < a id = "l01357" name = "l01357" > < / a > < span class = "lineno" > 1357< / span > < span class = "comment" > /*lp_solutions=*/< / span > < span class = "keyword" > nullptr< / span > , incomplete_solutions_, random);< / div >
< div class = "line" > < a id = "l01358" name = "l01358" > < / a > < span class = "lineno" > 1358< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#aaed94da4e4845ead42773bd4468a8899" > source_info< / a > =< / div >
< div class = "line" > < a id = "l01359" name = "l01359" > < / a > < span class = "lineno" > 1359< / span > incomplete_solution_available ? < span class = "stringliteral" > " incomplete" < / span > : < span class = "stringliteral" > " relaxation" < / span > ;< / div >
< div class = "line" > < a id = "l01360" name = "l01360" > < / a > < span class = "lineno" > 1360< / span > }< / div >
< div class = "line" > < a id = "l01361" name = "l01361" > < / a > < span class = "lineno" > 1361< / span > < / div >
< div class = "line" > < a id = "l01362" name = "l01362" > < / a > < span class = "lineno" > 1362< / span > < span class = "keywordflow" > if< / span > (rins_neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_r_i_n_s_neighborhood.html#a5d9d48f7fccd7a170af97ed1da2393f3" > fixed_vars< / a > .empty() & & < / div >
< div class = "line" > < a id = "l01363" name = "l01363" > < / a > < span class = "lineno" > 1363< / span > rins_neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_r_i_n_s_neighborhood.html#ab3c025953129f4798b0fe2eb84e95d6b" > reduced_domain_vars< / a > .empty()) {< / div >
< div class = "line" > < a id = "l01364" name = "l01364" > < / a > < span class = "lineno" > 1364< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l01365" name = "l01365" > < / a > < span class = "lineno" > 1365< / span > }< / div >
< div class = "line" > < a id = "l01366" name = "l01366" > < / a > < span class = "lineno" > 1366< / span > < / div >
< div class = "line" > < a id = "l01367" name = "l01367" > < / a > < span class = "lineno" > 1367< / span > absl::ReaderMutexLock graph_lock(& < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< 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 = "l01368" name = "l01368" > < / a > < span class = "lineno" > 1368< / span > < span class = "comment" > // Fix the variables in the local model.< / span > < / div >
< div class = "line" > < a id = "l01369" name = "l01369" > < / a > < span class = "lineno" > 1369< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > std::pair< /*model_var*/ int, /*value*/ int64_t> & fixed_var :< / div >
< div class = "line" > < a id = "l01370" name = "l01370" > < / a > < span class = "lineno" > 1370< / span > rins_neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_r_i_n_s_neighborhood.html#a5d9d48f7fccd7a170af97ed1da2393f3" > fixed_vars< / a > ) {< / div >
< div class = "line" > < a id = "l01371" name = "l01371" > < / a > < span class = "lineno" > 1371< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = fixed_var.first;< / div >
< div class = "line" > < a id = "l01372" name = "l01372" > < / a > < span class = "lineno" > 1372< / span > < span class = "keyword" > const< / span > int64_t < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > = fixed_var.second;< / div >
< div class = "line" > < a id = "l01373" name = "l01373" > < / a > < span class = "lineno" > 1373< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > > = neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .variables_size()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01374" name = "l01374" > < / a > < span class = "lineno" > 1374< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > IsActive< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01375" name = "l01375" > < / a > < span class = "lineno" > 1375< / span > < / div >
< div class = "line" > < a id = "l01376" name = "l01376" > < / a > < span class = "lineno" > 1376< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a46540a899ab5e8fe1b55e12da55cbbe0" > DomainInProtoContains< / a > (neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ), < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > )) {< / div >
< div class = "line" > < a id = "l01377" name = "l01377" > < / a > < span class = "lineno" > 1377< / span > < span class = "comment" > // TODO(user): Instead of aborting, pick the closest point in the domain?< / span > < / div >
< div class = "line" > < a id = "l01378" name = "l01378" > < / a > < span class = "lineno" > 1378< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l01379" name = "l01379" > < / a > < span class = "lineno" > 1379< / span > }< / div >
< div class = "line" > < a id = "l01380" name = "l01380" > < / a > < span class = "lineno" > 1380< / span > < / div >
< div class = "line" > < a id = "l01381" name = "l01381" > < / a > < span class = "lineno" > 1381< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )-> clear_domain();< / div >
< div class = "line" > < a id = "l01382" name = "l01382" > < / a > < span class = "lineno" > 1382< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )-> add_domain(< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l01383" name = "l01383" > < / a > < span class = "lineno" > 1383< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )-> add_domain(< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l01384" name = "l01384" > < / a > < span class = "lineno" > 1384< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7" > is_reduced< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01385" name = "l01385" > < / a > < span class = "lineno" > 1385< / span > }< / div >
< div class = "line" > < a id = "l01386" name = "l01386" > < / a > < span class = "lineno" > 1386< / span > < / div >
< div class = "line" > < a id = "l01387" name = "l01387" > < / a > < span class = "lineno" > 1387< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > std::pair< < span class = "comment" > /*model_var*/< / span > < span class = "keywordtype" > int< / span > ,< / div >
< div class = "line" > < a id = "l01388" name = "l01388" > < / a > < span class = "lineno" > 1388< / span > < span class = "comment" > /*domain*/< / span > std::pair< int64_t, int64_t> > & reduced_var :< / div >
< div class = "line" > < a id = "l01389" name = "l01389" > < / a > < span class = "lineno" > 1389< / span > rins_neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_r_i_n_s_neighborhood.html#ab3c025953129f4798b0fe2eb84e95d6b" > reduced_domain_vars< / a > ) {< / div >
< div class = "line" > < a id = "l01390" name = "l01390" > < / a > < span class = "lineno" > 1390< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = reduced_var.first;< / div >
< div class = "line" > < a id = "l01391" name = "l01391" > < / a > < span class = "lineno" > 1391< / span > < span class = "keyword" > const< / span > int64_t lb = reduced_var.second.first;< / div >
< div class = "line" > < a id = "l01392" name = "l01392" > < / a > < span class = "lineno" > 1392< / span > < span class = "keyword" > const< / span > int64_t ub = reduced_var.second.second;< / div >
< div class = "line" > < a id = "l01393" name = "l01393" > < / a > < span class = "lineno" > 1393< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > > = neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .variables_size()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01394" name = "l01394" > < / a > < span class = "lineno" > 1394< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#abefd04794ae1f2f60e1fbf1938b8f262" > IsActive< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01395" name = "l01395" > < / a > < span class = "lineno" > 1395< / span > < a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > domain = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > ReadDomainFromProto< / a > (neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l01396" name = "l01396" > < / a > < span class = "lineno" > 1396< / span > domain = domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a835826c4c5129b74553042a357a721ff" > IntersectionWith< / a > (< a class = "code hl_class" href = "classoperations__research_1_1_domain.html" > Domain< / a > (lb, ub));< / div >
< div class = "line" > < a id = "l01397" name = "l01397" > < / a > < span class = "lineno" > 1397< / span > < span class = "keywordflow" > if< / span > (domain.< a class = "code hl_function" href = "classoperations__research_1_1_domain.html#a8e12342fc420701fbffd97025421575a" > IsEmpty< / a > ()) {< / div >
< div class = "line" > < a id = "l01398" name = "l01398" > < / a > < span class = "lineno" > 1398< / span > < span class = "comment" > // TODO(user): Instead of aborting, pick the closest point in the domain?< / span > < / div >
< div class = "line" > < a id = "l01399" name = "l01399" > < / a > < span class = "lineno" > 1399< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l01400" name = "l01400" > < / a > < span class = "lineno" > 1400< / span > }< / div >
< div class = "line" > < a id = "l01401" name = "l01401" > < / a > < span class = "lineno" > 1401< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > FillDomainInProto< / a > (domain, neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a9229601d319030879a64b25531c8a411" > delta< / a > .mutable_variables(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a id = "l01402" name = "l01402" > < / a > < span class = "lineno" > 1402< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a8e672808c179f95cf4c626aef798bbc7" > is_reduced< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01403" name = "l01403" > < / a > < span class = "lineno" > 1403< / span > }< / div >
< div class = "line" > < a id = "l01404" name = "l01404" > < / a > < span class = "lineno" > 1404< / span > neighborhood.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#a04d448b3000c058b67ad17541473a317" > is_generated< / a > = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l01405" name = "l01405" > < / a > < span class = "lineno" > 1405< / span > < span class = "keywordflow" > return< / span > neighborhood;< / div >
< div class = "line" > < a id = "l01406" name = "l01406" > < / a > < span class = "lineno" > 1406< / span > }< / div >
< div class = "line" > < a id = "l01407" name = "l01407" > < / a > < span class = "lineno" > 1407< / span > < / div >
< div class = "line" > < a id = "l01408" name = "l01408" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 1408< / a > < / 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_consecutive_constraints_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > ConsecutiveConstraintsRelaxationNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l01409" name = "l01409" > < / a > < span class = "lineno" > 1409< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l01410" name = "l01410" > < / a > < span class = "lineno" > 1410< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l01411" name = "l01411" > < / a > < span class = "lineno" > 1411< / span > std::vector< int> removable_constraints;< / div >
< div class = "line" > < a id = "l01412" name = "l01412" > < / a > < span class = "lineno" > 1412< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_constraints = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints_size();< / div >
< div class = "line" > < a id = "l01413" name = "l01413" > < / a > < span class = "lineno" > 1413< / span > removable_constraints.reserve(num_constraints);< / div >
< div class = "line" > < a id = "l01414" name = "l01414" > < / a > < span class = "lineno" > 1414< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c = 0; c < num_constraints; ++c) {< / div >
< div class = "line" > < a id = "l01415" name = "l01415" > < / a > < span class = "lineno" > 1415< / span > < span class = "comment" > // Removing intervals is not easy because other constraint might require< / span > < / div >
< div class = "line" > < a id = "l01416" name = "l01416" > < / a > < span class = "lineno" > 1416< / span > < span class = "comment" > // them, so for now, we don' t remove them.< / span > < / div >
< div class = "line" > < a id = "l01417" name = "l01417" > < / a > < span class = "lineno" > 1417< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(c).constraint_case() ==< / div >
< div class = "line" > < a id = "l01418" name = "l01418" > < / a > < span class = "lineno" > 1418< / span > ConstraintProto::kInterval) {< / div >
< div class = "line" > < a id = "l01419" name = "l01419" > < / a > < span class = "lineno" > 1419< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01420" name = "l01420" > < / a > < span class = "lineno" > 1420< / span > }< / div >
< div class = "line" > < a id = "l01421" name = "l01421" > < / a > < span class = "lineno" > 1421< / span > removable_constraints.push_back(c);< / div >
< div class = "line" > < a id = "l01422" name = "l01422" > < / a > < span class = "lineno" > 1422< / span > }< / div >
< div class = "line" > < a id = "l01423" name = "l01423" > < / a > < span class = "lineno" > 1423< / span > < / div >
< div class = "line" > < a id = "l01424" name = "l01424" > < / a > < span class = "lineno" > 1424< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > target_size =< / div >
< div class = "line" > < a id = "l01425" name = "l01425" > < / a > < span class = "lineno" > 1425< / span > std::round((1.0 - < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > ) * removable_constraints.size());< / div >
< div class = "line" > < a id = "l01426" name = "l01426" > < / a > < span class = "lineno" > 1426< / span > < / div >
< div class = "line" > < a id = "l01427" name = "l01427" > < / a > < span class = "lineno" > 1427< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > random_start_index =< / div >
< div class = "line" > < a id = "l01428" name = "l01428" > < / a > < span class = "lineno" > 1428< / span > absl::Uniform< int> (random, 0, removable_constraints.size());< / div >
< div class = "line" > < a id = "l01429" name = "l01429" > < / a > < span class = "lineno" > 1429< / span > std::vector< int> removed_constraints;< / div >
< div class = "line" > < a id = "l01430" name = "l01430" > < / a > < span class = "lineno" > 1430< / span > removed_constraints.reserve(target_size);< / div >
< div class = "line" > < a id = "l01431" name = "l01431" > < / a > < span class = "lineno" > 1431< / span > < span class = "keywordtype" > int< / span > c = random_start_index;< / div >
< div class = "line" > < a id = "l01432" name = "l01432" > < / a > < span class = "lineno" > 1432< / span > < span class = "keywordflow" > while< / span > (removed_constraints.size() < target_size) {< / div >
< div class = "line" > < a id = "l01433" name = "l01433" > < / a > < span class = "lineno" > 1433< / span > removed_constraints.push_back(removable_constraints[c]);< / div >
< div class = "line" > < a id = "l01434" name = "l01434" > < / a > < span class = "lineno" > 1434< / span > ++c;< / div >
< div class = "line" > < a id = "l01435" name = "l01435" > < / a > < span class = "lineno" > 1435< / span > < span class = "keywordflow" > if< / span > (c == removable_constraints.size()) {< / div >
< div class = "line" > < a id = "l01436" name = "l01436" > < / a > < span class = "lineno" > 1436< / span > c = 0;< / div >
< div class = "line" > < a id = "l01437" name = "l01437" > < / a > < span class = "lineno" > 1437< / span > }< / div >
< div class = "line" > < a id = "l01438" name = "l01438" > < / a > < span class = "lineno" > 1438< / span > }< / div >
< div class = "line" > < a id = "l01439" name = "l01439" > < / a > < span class = "lineno" > 1439< / span > < / div >
< div class = "line" > < a id = "l01440" name = "l01440" > < / a > < span class = "lineno" > 1440< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac0763b7b9e44b9b30e78b9dd4da8e98a" > RemoveMarkedConstraints< / a > (removed_constraints);< / div >
< div class = "line" > < a id = "l01441" name = "l01441" > < / a > < span class = "lineno" > 1441< / span > }< / div >
< div class = "line" > < a id = "l01442" name = "l01442" > < / a > < span class = "lineno" > 1442< / span > < / div >
< div class = "line" > < a id = "l01443" name = "l01443" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a325f8d16767c3a3912e429d856171150" > 1443< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a325f8d16767c3a3912e429d856171150" > WeightedRandomRelaxationNeighborhoodGenerator::< / a > < / div >
< div class = "line" > < a id = "l01444" name = "l01444" > < / a > < span class = "lineno" > 1444< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a325f8d16767c3a3912e429d856171150" > WeightedRandomRelaxationNeighborhoodGenerator< / a > (< / div >
< div class = "line" > < a id = "l01445" name = "l01445" > < / a > < span class = "lineno" > 1445< / 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_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > )< / div >
< div class = "line" > < a id = "l01446" name = "l01446" > < / a > < span class = "lineno" > 1446< / span > : < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html" > NeighborhoodGenerator< / a > (< a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > , helper) {< / div >
< div class = "line" > < a id = "l01447" name = "l01447" > < / a > < span class = "lineno" > 1447< / span > std::vector< int> removable_constraints;< / div >
< div class = "line" > < a id = "l01448" name = "l01448" > < / a > < span class = "lineno" > 1448< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_constraints = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints_size();< / div >
< div class = "line" > < a id = "l01449" name = "l01449" > < / a > < span class = "lineno" > 1449< / span > constraint_weights_.reserve(num_constraints);< / div >
< div class = "line" > < a id = "l01450" name = "l01450" > < / a > < span class = "lineno" > 1450< / span > < span class = "comment" > // TODO(user): Experiment with different starting weights.< / span > < / div >
< div class = "line" > < a id = "l01451" name = "l01451" > < / a > < span class = "lineno" > 1451< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c = 0; c < num_constraints; ++c) {< / div >
< div class = "line" > < a id = "l01452" name = "l01452" > < / a > < span class = "lineno" > 1452< / span > < span class = "keywordflow" > switch< / span > (< a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#a3db4e271948dabb2dc88bab3fae6ee23" > ModelProto< / a > ().constraints(c).constraint_case()) {< / div >
< div class = "line" > < a id = "l01453" name = "l01453" > < / a > < span class = "lineno" > 1453< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kCumulative:< / div >
< div class = "line" > < a id = "l01454" name = "l01454" > < / a > < span class = "lineno" > 1454< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kAllDiff:< / div >
< div class = "line" > < a id = "l01455" name = "l01455" > < / a > < span class = "lineno" > 1455< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kElement:< / div >
< div class = "line" > < a id = "l01456" name = "l01456" > < / a > < span class = "lineno" > 1456< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kRoutes:< / div >
< div class = "line" > < a id = "l01457" name = "l01457" > < / a > < span class = "lineno" > 1457< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kCircuit:< / div >
< div class = "line" > < a id = "l01458" name = "l01458" > < / a > < span class = "lineno" > 1458< / span > constraint_weights_.push_back(3.0);< / div >
< div class = "line" > < a id = "l01459" name = "l01459" > < / a > < span class = "lineno" > 1459< / span > num_removable_constraints_++;< / div >
< div class = "line" > < a id = "l01460" name = "l01460" > < / a > < span class = "lineno" > 1460< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01461" name = "l01461" > < / a > < span class = "lineno" > 1461< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kBoolOr:< / div >
< div class = "line" > < a id = "l01462" name = "l01462" > < / a > < span class = "lineno" > 1462< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kBoolAnd:< / div >
< div class = "line" > < a id = "l01463" name = "l01463" > < / a > < span class = "lineno" > 1463< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kBoolXor:< / div >
< div class = "line" > < a id = "l01464" name = "l01464" > < / a > < span class = "lineno" > 1464< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kIntProd:< / div >
< div class = "line" > < a id = "l01465" name = "l01465" > < / a > < span class = "lineno" > 1465< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kIntDiv:< / div >
< div class = "line" > < a id = "l01466" name = "l01466" > < / a > < span class = "lineno" > 1466< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kIntMod:< / div >
< div class = "line" > < a id = "l01467" name = "l01467" > < / a > < span class = "lineno" > 1467< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kLinMax:< / div >
< div class = "line" > < a id = "l01468" name = "l01468" > < / a > < span class = "lineno" > 1468< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kNoOverlap:< / div >
< div class = "line" > < a id = "l01469" name = "l01469" > < / a > < span class = "lineno" > 1469< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kNoOverlap2D:< / div >
< div class = "line" > < a id = "l01470" name = "l01470" > < / a > < span class = "lineno" > 1470< / span > constraint_weights_.push_back(2.0);< / div >
< div class = "line" > < a id = "l01471" name = "l01471" > < / a > < span class = "lineno" > 1471< / span > num_removable_constraints_++;< / div >
< div class = "line" > < a id = "l01472" name = "l01472" > < / a > < span class = "lineno" > 1472< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01473" name = "l01473" > < / a > < span class = "lineno" > 1473< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kLinear:< / div >
< div class = "line" > < a id = "l01474" name = "l01474" > < / a > < span class = "lineno" > 1474< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kTable:< / div >
< div class = "line" > < a id = "l01475" name = "l01475" > < / a > < span class = "lineno" > 1475< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kAutomaton:< / div >
< div class = "line" > < a id = "l01476" name = "l01476" > < / a > < span class = "lineno" > 1476< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kInverse:< / div >
< div class = "line" > < a id = "l01477" name = "l01477" > < / a > < span class = "lineno" > 1477< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kReservoir:< / div >
< div class = "line" > < a id = "l01478" name = "l01478" > < / a > < span class = "lineno" > 1478< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kAtMostOne:< / div >
< div class = "line" > < a id = "l01479" name = "l01479" > < / a > < span class = "lineno" > 1479< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kExactlyOne:< / div >
< div class = "line" > < a id = "l01480" name = "l01480" > < / a > < span class = "lineno" > 1480< / span > constraint_weights_.push_back(1.0);< / div >
< div class = "line" > < a id = "l01481" name = "l01481" > < / a > < span class = "lineno" > 1481< / span > num_removable_constraints_++;< / div >
< div class = "line" > < a id = "l01482" name = "l01482" > < / a > < span class = "lineno" > 1482< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01483" name = "l01483" > < / a > < span class = "lineno" > 1483< / span > < span class = "keywordflow" > case< / span > ConstraintProto::CONSTRAINT_NOT_SET:< / div >
< div class = "line" > < a id = "l01484" name = "l01484" > < / a > < span class = "lineno" > 1484< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kDummyConstraint:< / div >
< div class = "line" > < a id = "l01485" name = "l01485" > < / a > < span class = "lineno" > 1485< / span > < span class = "keywordflow" > case< / span > ConstraintProto::kInterval:< / div >
< div class = "line" > < a id = "l01486" name = "l01486" > < / a > < span class = "lineno" > 1486< / span > < span class = "comment" > // Removing intervals is not easy because other constraint might require< / span > < / div >
< div class = "line" > < a id = "l01487" name = "l01487" > < / a > < span class = "lineno" > 1487< / span > < span class = "comment" > // them, so for now, we don' t remove them.< / span > < / div >
< div class = "line" > < a id = "l01488" name = "l01488" > < / a > < span class = "lineno" > 1488< / span > constraint_weights_.push_back(0.0);< / div >
< div class = "line" > < a id = "l01489" name = "l01489" > < / a > < span class = "lineno" > 1489< / span > < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a id = "l01490" name = "l01490" > < / a > < span class = "lineno" > 1490< / span > }< / div >
< div class = "line" > < a id = "l01491" name = "l01491" > < / a > < span class = "lineno" > 1491< / span > }< / div >
< div class = "line" > < a id = "l01492" name = "l01492" > < / a > < span class = "lineno" > 1492< / span > }< / div >
< div class = "line" > < a id = "l01493" name = "l01493" > < / a > < span class = "lineno" > 1493< / span > < / div >
< div class = "line" > < a id = "l01494" name = "l01494" > < / a > < span class = "lineno" > 1494< / span > < span class = "keywordtype" > void< / span > WeightedRandomRelaxationNeighborhoodGenerator::< / div >
< div class = "line" > < a id = "l01495" name = "l01495" > < / a > < span class = "lineno" > 1495< / span > AdditionalProcessingOnSynchronize(< span class = "keyword" > const< / span > SolveData& solve_data) {< / div >
< div class = "line" > < a id = "l01496" name = "l01496" > < / a > < span class = "lineno" > 1496< / span > < span class = "keyword" > const< / span > IntegerValue best_objective_improvement =< / div >
< div class = "line" > < a id = "l01497" name = "l01497" > < / a > < span class = "lineno" > 1497< / span > solve_data.new_objective_bound - solve_data.initial_best_objective_bound;< / div >
< div class = "line" > < a id = "l01498" name = "l01498" > < / a > < span class = "lineno" > 1498< / span > < / div >
< div class = "line" > < a id = "l01499" name = "l01499" > < / a > < span class = "lineno" > 1499< / span > < span class = "keyword" > const< / span > std::vector< int> & removed_constraints =< / div >
< div class = "line" > < a id = "l01500" name = "l01500" > < / a > < span class = "lineno" > 1500< / span > removed_constraints_[solve_data.neighborhood_id];< / div >
< div class = "line" > < a id = "l01501" name = "l01501" > < / a > < span class = "lineno" > 1501< / span > < / div >
< div class = "line" > < a id = "l01502" name = "l01502" > < / a > < span class = "lineno" > 1502< / span > < span class = "comment" > // Heuristic: We change the weights of the removed constraints if the< / span > < / div >
< div class = "line" > < a id = "l01503" name = "l01503" > < / a > < span class = "lineno" > 1503< / span > < span class = "comment" > // neighborhood is solved (status is OPTIMAL or INFEASIBLE) or we observe an< / span > < / div >
< div class = "line" > < a id = "l01504" name = "l01504" > < / a > < span class = "lineno" > 1504< / span > < span class = "comment" > // improvement in objective bounds. Otherwise we assume that the< / span > < / div >
< div class = "line" > < a id = "l01505" name = "l01505" > < / a > < span class = "lineno" > 1505< / span > < span class = "comment" > // difficulty/time wasn' t right for us to record feedbacks.< / span > < / div >
< div class = "line" > < a id = "l01506" name = "l01506" > < / a > < span class = "lineno" > 1506< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l01507" name = "l01507" > < / a > < span class = "lineno" > 1507< / span > < span class = "comment" > // If the objective bounds are improved, we bump up the weights. If the< / span > < / div >
< div class = "line" > < a id = "l01508" name = "l01508" > < / a > < span class = "lineno" > 1508< / span > < span class = "comment" > // objective bounds are worse and the problem status is OPTIMAL, we bump down< / span > < / div >
< div class = "line" > < a id = "l01509" name = "l01509" > < / a > < span class = "lineno" > 1509< / span > < span class = "comment" > // the weights. Otherwise if the new objective bounds are same as current< / span > < / div >
< div class = "line" > < a id = "l01510" name = "l01510" > < / a > < span class = "lineno" > 1510< / span > < span class = "comment" > // bounds (which happens a lot on some instances), we do not update the< / span > < / div >
< div class = "line" > < a id = "l01511" name = "l01511" > < / a > < span class = "lineno" > 1511< / span > < span class = "comment" > // weights as we do not have a clear signal whether the constraints removed< / span > < / div >
< div class = "line" > < a id = "l01512" name = "l01512" > < / a > < span class = "lineno" > 1512< / span > < span class = "comment" > // were good choices or not.< / span > < / div >
< div class = "line" > < a id = "l01513" name = "l01513" > < / a > < span class = "lineno" > 1513< / span > < span class = "comment" > // TODO(user): We can improve this heuristic with more experiments.< / span > < / div >
< div class = "line" > < a id = "l01514" name = "l01514" > < / a > < span class = "lineno" > 1514< / span > < span class = "keywordflow" > if< / span > (best_objective_improvement > 0) {< / div >
< div class = "line" > < a id = "l01515" name = "l01515" > < / a > < span class = "lineno" > 1515< / span > < span class = "comment" > // Bump up the weights of all removed constraints.< / span > < / div >
< div class = "line" > < a id = "l01516" name = "l01516" > < / a > < span class = "lineno" > 1516< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c : removed_constraints) {< / div >
< div class = "line" > < a id = "l01517" name = "l01517" > < / a > < span class = "lineno" > 1517< / span > < span class = "keywordflow" > if< / span > (constraint_weights_[c] < = 90.0) {< / div >
< div class = "line" > < a id = "l01518" name = "l01518" > < / a > < span class = "lineno" > 1518< / span > constraint_weights_[c] += 10.0;< / div >
< div class = "line" > < a id = "l01519" name = "l01519" > < / a > < span class = "lineno" > 1519< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l01520" name = "l01520" > < / a > < span class = "lineno" > 1520< / span > constraint_weights_[c] = 100.0;< / div >
< div class = "line" > < a id = "l01521" name = "l01521" > < / a > < span class = "lineno" > 1521< / span > }< / div >
< div class = "line" > < a id = "l01522" name = "l01522" > < / a > < span class = "lineno" > 1522< / span > }< / div >
< div class = "line" > < a id = "l01523" name = "l01523" > < / a > < span class = "lineno" > 1523< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (solve_data.status == CpSolverStatus::OPTIMAL & & < / div >
< div class = "line" > < a id = "l01524" name = "l01524" > < / a > < span class = "lineno" > 1524< / span > best_objective_improvement < 0) {< / div >
< div class = "line" > < a id = "l01525" name = "l01525" > < / a > < span class = "lineno" > 1525< / span > < span class = "comment" > // Bump down the weights of all removed constraints.< / span > < / div >
< div class = "line" > < a id = "l01526" name = "l01526" > < / a > < span class = "lineno" > 1526< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c : removed_constraints) {< / div >
< div class = "line" > < a id = "l01527" name = "l01527" > < / a > < span class = "lineno" > 1527< / span > < span class = "keywordflow" > if< / span > (constraint_weights_[c] > 0.5) {< / div >
< div class = "line" > < a id = "l01528" name = "l01528" > < / a > < span class = "lineno" > 1528< / span > constraint_weights_[c] -= 0.5;< / div >
< div class = "line" > < a id = "l01529" name = "l01529" > < / a > < span class = "lineno" > 1529< / span > }< / div >
< div class = "line" > < a id = "l01530" name = "l01530" > < / a > < span class = "lineno" > 1530< / span > }< / div >
< div class = "line" > < a id = "l01531" name = "l01531" > < / a > < span class = "lineno" > 1531< / span > }< / div >
< div class = "line" > < a id = "l01532" name = "l01532" > < / a > < span class = "lineno" > 1532< / span > removed_constraints_.erase(solve_data.neighborhood_id);< / div >
< div class = "line" > < a id = "l01533" name = "l01533" > < / a > < span class = "lineno" > 1533< / span > }< / div >
< div class = "line" > < a id = "l01534" name = "l01534" > < / a > < span class = "lineno" > 1534< / span > < / div >
< div class = "line" > < a id = "l01535" name = "l01535" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > 1535< / a > < / 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_weighted_random_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > WeightedRandomRelaxationNeighborhoodGenerator::Generate< / a > (< / div >
< div class = "line" > < a id = "l01536" name = "l01536" > < / a > < span class = "lineno" > 1536< / span > < span class = "keyword" > const< / span > CpSolverResponse& initial_solution, < span class = "keywordtype" > double< / span > difficulty,< / div >
< div class = "line" > < a id = "l01537" name = "l01537" > < / a > < span class = "lineno" > 1537< / span > absl::BitGenRef random) {< / div >
< div class = "line" > < a id = "l01538" name = "l01538" > < / a > < span class = "lineno" > 1538< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > target_size =< / div >
< div class = "line" > < a id = "l01539" name = "l01539" > < / a > < span class = "lineno" > 1539< / span > std::round((1.0 - < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a43616719fac14b34582903ef03d114ac" > difficulty< / a > ) * num_removable_constraints_);< / div >
< div class = "line" > < a id = "l01540" name = "l01540" > < / a > < span class = "lineno" > 1540< / span > < / div >
< div class = "line" > < a id = "l01541" name = "l01541" > < / a > < span class = "lineno" > 1541< / span > std::vector< int> removed_constraints;< / div >
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< div class = "line" > < a id = "l01542" name = "l01542" > < / a > < span class = "lineno" > 1542< / span > < / div >
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< div class = "line" > < a id = "l01543" name = "l01543" > < / a > < span class = "lineno" > 1543< / span > < span class = "comment" > // Generate a random number between (0,1) = u[i] and use score[i] =< / span > < / div >
< div class = "line" > < a id = "l01544" name = "l01544" > < / a > < span class = "lineno" > 1544< / span > < span class = "comment" > // u[i]^(1/w[i]) and then select top k items with largest scores.< / span > < / div >
< div class = "line" > < a id = "l01545" name = "l01545" > < / a > < span class = "lineno" > 1545< / span > < span class = "comment" > // Reference: https://utopia.duth.gr/~pefraimi/research/data/2007EncOfAlg.pdf< / span > < / div >
< div class = "line" > < a id = "l01546" name = "l01546" > < / a > < span class = "lineno" > 1546< / span > std::vector< std::pair< double, int> > constraint_removal_scores;< / div >
< div class = "line" > < a id = "l01547" name = "l01547" > < / a > < span class = "lineno" > 1547< / span > std::uniform_real_distribution< double> random_var(0.0, 1.0);< / div >
< div class = "line" > < a id = "l01548" name = "l01548" > < / a > < span class = "lineno" > 1548< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c = 0; c < constraint_weights_.size(); ++c) {< / div >
< div class = "line" > < a id = "l01549" name = "l01549" > < / a > < span class = "lineno" > 1549< / span > < span class = "keywordflow" > if< / span > (constraint_weights_[c] < = 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l01550" name = "l01550" > < / a > < span class = "lineno" > 1550< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > u = random_var(random);< / div >
< div class = "line" > < a id = "l01551" name = "l01551" > < / a > < span class = "lineno" > 1551< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > score = std::pow(u, (1 / constraint_weights_[c]));< / div >
< div class = "line" > < a id = "l01552" name = "l01552" > < / a > < span class = "lineno" > 1552< / span > constraint_removal_scores.push_back({score, c});< / div >
< div class = "line" > < a id = "l01553" name = "l01553" > < / a > < span class = "lineno" > 1553< / span > }< / div >
< div class = "line" > < a id = "l01554" name = "l01554" > < / a > < span class = "lineno" > 1554< / span > std::sort(constraint_removal_scores.rbegin(),< / div >
< div class = "line" > < a id = "l01555" name = "l01555" > < / a > < span class = "lineno" > 1555< / span > constraint_removal_scores.rend());< / div >
< div class = "line" > < a id = "l01556" name = "l01556" > < / a > < span class = "lineno" > 1556< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < target_size; ++i) {< / div >
< div class = "line" > < a id = "l01557" name = "l01557" > < / a > < span class = "lineno" > 1557< / span > removed_constraints.push_back(constraint_removal_scores[i].second);< / div >
< div class = "line" > < a id = "l01558" name = "l01558" > < / a > < span class = "lineno" > 1558< / span > }< / div >
< div class = "line" > < a id = "l01559" name = "l01559" > < / a > < span class = "lineno" > 1559< / span > < / div >
< div class = "line" > < a id = "l01560" name = "l01560" > < / a > < span class = "lineno" > 1560< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_neighborhood.html" > Neighborhood< / a > result = < a class = "code hl_variable" href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#acbd503b89d1dc3dd85dfa9e0e5058472" > helper_< / a > .< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_neighborhood_generator_helper.html#ac0763b7b9e44b9b30e78b9dd4da8e98a" > RemoveMarkedConstraints< / a > (removed_constraints);< / div >
< div class = "line" > < a id = "l01561" name = "l01561" > < / a > < span class = "lineno" > 1561< / span > < / div >
< div class = "line" > < a id = "l01562" name = "l01562" > < / a > < span class = "lineno" > 1562< / span > absl::MutexLock mutex_lock(& < 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 = "l01563" name = "l01563" > < / a > < span class = "lineno" > 1563< / span > result.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#ab1aed7fa271dc86295d16cc730100306" > id< / a > = next_available_id_;< / div >
< div class = "line" > < a id = "l01564" name = "l01564" > < / a > < span class = "lineno" > 1564< / span > next_available_id_++;< / div >
< div class = "line" > < a id = "l01565" name = "l01565" > < / a > < span class = "lineno" > 1565< / span > removed_constraints_.insert({result.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_neighborhood.html#ab1aed7fa271dc86295d16cc730100306" > id< / a > , removed_constraints});< / div >
< div class = "line" > < a id = "l01566" name = "l01566" > < / a > < span class = "lineno" > 1566< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l01567" name = "l01567" > < / a > < span class = "lineno" > 1567< / span > }< / div >
< div class = "line" > < a id = "l01568" name = "l01568" > < / a > < span class = "lineno" > 1568< / span > < / div >
< div class = "line" > < a id = "l01569" name = "l01569" > < / a > < span class = "lineno" > 1569< / span > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l01570" name = "l01570" > < / a > < span class = "lineno" > 1570< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "ttc" id = "aadaptative__parameter__value_8h_html" > < div class = "ttname" > < a href = "adaptative__parameter__value_8h.html" > adaptative_parameter_value.h< / a > < / div > < / div >
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< div class = "ttc" id = "aalldiff__cst_8cc_html_a26e6db9bcc64b584051ecc28171ed11f" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > max< / a > < / div > < div class = "ttdeci" > int64_t max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00140" > alldiff_cst.cc:140< / a > < / div > < / div >
< div class = "ttc" id = "aalldiff__cst_8cc_html_ad10edae0a852d72fb76afb1c77735045" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > min< / a > < / div > < div class = "ttdeci" > int64_t min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00139" > alldiff_cst.cc:139< / 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 >
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< div class = "ttc" id = "abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274" > < div class = "ttname" > < a href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > < / div > < div class = "ttdeci" > #define CHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00495" > base/logging.h:495< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a4bd2e815ca2f702a4b6aa744b1ff3b82" > < div class = "ttname" > < a href = "base_2logging_8h.html#a4bd2e815ca2f702a4b6aa744b1ff3b82" > CHECK_LT< / a > < / div > < div class = "ttdeci" > #define CHECK_LT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00706" > base/logging.h:706< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7c0ce053b28d53aa4eaf3eb7fb71663b" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > < / div > < div class = "ttdeci" > #define CHECK_EQ(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00703" > base/logging.h:703< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7cc25402ecd7591b4c39934dd656b1f9" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > < / div > < div class = "ttdeci" > #define CHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00707" > base/logging.h:707< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7e03ec13560fa94a8fea569960d7efc6" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > < / div > < div class = "ttdeci" > #define CHECK_GT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00708" > base/logging.h:708< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_aae2dc65d9ea248d54bf39daa986dd295" > < div class = "ttname" > < a href = "base_2logging_8h.html#aae2dc65d9ea248d54bf39daa986dd295" > DCHECK_GE< / a > < / div > < div class = "ttdeci" > #define DCHECK_GE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00895" > base/logging.h:895< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > < / div > < div class = "ttdeci" > #define DCHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00890" > base/logging.h:890< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ae4db23f10f5d4aad6d735f5a74cd6f8c" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae4db23f10f5d4aad6d735f5a74cd6f8c" > CHECK_LE< / a > < / div > < div class = "ttdeci" > #define CHECK_LE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00705" > base/logging.h:705< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927" > < div class = "ttname" > < a href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > < / div > < div class = "ttdeci" > #define VLOG(verboselevel)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00984" > base/logging.h:984< / a > < / div > < / div >
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< div class = "ttc" id = "aclass_dense_connected_components_finder_html" > < div class = "ttname" > < a href = "class_dense_connected_components_finder.html" > DenseConnectedComponentsFinder< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "connected__components_8h_source.html#l00081" > connected_components.h:81< / a > < / div > < / div >
< div class = "ttc" id = "aclass_dense_connected_components_finder_html_a428ab6b7c944afe33bd86a6a1ae7e668" > < div class = "ttname" > < a href = "class_dense_connected_components_finder.html#a428ab6b7c944afe33bd86a6a1ae7e668" > DenseConnectedComponentsFinder::AddEdge< / a > < / div > < div class = "ttdeci" > bool AddEdge(int node1, int node2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "connected__components_8cc_source.html#l00096" > connected_components.cc:96< / a > < / div > < / div >
< div class = "ttc" id = "aclass_dense_connected_components_finder_html_a5484947d25c2901c60d02ea14d0e1a06" > < div class = "ttname" > < a href = "class_dense_connected_components_finder.html#a5484947d25c2901c60d02ea14d0e1a06" > DenseConnectedComponentsFinder::FindRoot< / a > < / div > < div class = "ttdeci" > int FindRoot(int node)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "connected__components_8cc_source.html#l00054" > connected_components.cc:54< / a > < / div > < / div >
< div class = "ttc" id = "aclass_dense_connected_components_finder_html_ad8e718920ab9683d39af650d714cffe1" > < div class = "ttname" > < a href = "class_dense_connected_components_finder.html#ad8e718920ab9683d39af650d714cffe1" > DenseConnectedComponentsFinder::SetNumberOfNodes< / a > < / div > < div class = "ttdeci" > void SetNumberOfNodes(int num_nodes)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "connected__components_8cc_source.html#l00036" > connected_components.cc:36< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_adaptive_parameter_value_html_af9bf551154d37f48132472bd0f6dd848" > < div class = "ttname" > < a href = "classoperations__research_1_1_adaptive_parameter_value.html#af9bf551154d37f48132472bd0f6dd848" > operations_research::AdaptiveParameterValue::Update< / a > < / div > < div class = "ttdeci" > void Update(int num_decreases, int num_increases)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "adaptative__parameter__value_8h_source.html#l00058" > adaptative_parameter_value.h:58< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html" > operations_research::Domain< / a > < / div > < div class = "ttdoc" > We call domain any subset of Int64 = [kint64min, kint64max].< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8h_source.html#l00081" > sorted_interval_list.h:81< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a1f922def1b57974333f228818cd04e68" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a1f922def1b57974333f228818cd04e68" > operations_research::Domain::IsIncludedIn< / a > < / div > < div class = "ttdeci" > bool IsIncludedIn(const Domain & domain) const< / div > < div class = "ttdoc" > Returns true iff D is included in the given domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00253" > sorted_interval_list.cc:253< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a22c6c2f121586b5d76feb4b0e536dfde" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a22c6c2f121586b5d76feb4b0e536dfde" > operations_research::Domain::Contains< / a > < / div > < div class = "ttdeci" > bool Contains(int64_t value) const< / div > < div class = "ttdoc" > Returns true iff value is in Domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00242" > sorted_interval_list.cc:242< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a5919f86aede74172b7fea05ebdb58975" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a5919f86aede74172b7fea05ebdb58975" > operations_research::Domain::UnionWith< / a > < / div > < div class = "ttdeci" > Domain UnionWith(const Domain & domain) const< / div > < div class = "ttdoc" > Returns the union of D and domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00342" > sorted_interval_list.cc:342< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a826a01cb8175850ff6e5b833e4689959" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a826a01cb8175850ff6e5b833e4689959" > operations_research::Domain::IsFixed< / a > < / div > < div class = "ttdeci" > bool IsFixed() const< / div > < div class = "ttdoc" > Returns true iff the domain is reduced to a single value.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00200" > sorted_interval_list.cc:200< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a835826c4c5129b74553042a357a721ff" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a835826c4c5129b74553042a357a721ff" > operations_research::Domain::IntersectionWith< / a > < / div > < div class = "ttdeci" > Domain IntersectionWith(const Domain & domain) const< / div > < div class = "ttdoc" > Returns the intersection of D and domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00303" > sorted_interval_list.cc:303< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_a8e12342fc420701fbffd97025421575a" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#a8e12342fc420701fbffd97025421575a" > operations_research::Domain::IsEmpty< / a > < / div > < div class = "ttdeci" > bool IsEmpty() const< / div > < div class = "ttdoc" > Returns true if this is the empty set.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00198" > sorted_interval_list.cc:198< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1_domain_html_aa74ea8cd1b0767659f704b482d07c103" > < div class = "ttname" > < a href = "classoperations__research_1_1_domain.html#aa74ea8cd1b0767659f704b482d07c103" > operations_research::Domain::Max< / a > < / div > < div class = "ttdeci" > int64_t Max() const< / div > < div class = "ttdoc" > Returns the max value of the domain.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sorted__interval__list_8cc_source.html#l00219" > sorted_interval_list.cc:219< / 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_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_consecutive_constraints_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::ConsecutiveConstraintsRelaxationNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01408" > cp_model_lns.cc:1408< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_constraint_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::ConstraintGraphNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00882" > cp_model_lns.cc:882< / 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_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_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_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 >
< 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_a34c45a33de4f8a713e99bbf97d8d08d6" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a34c45a33de4f8a713e99bbf97d8d08d6" > operations_research::sat::NeighborhoodGenerator::ReadyToGenerate< / a > < / div > < div class = "ttdeci" > virtual bool ReadyToGenerate() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00659" > cp_model_lns.cc:659< / 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_a46765aa4aca21ce795a7291b85ca7719" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a46765aa4aca21ce795a7291b85ca7719" > operations_research::sat::NeighborhoodGenerator::GetUCBScore< / a > < / div > < div class = "ttdeci" > double GetUCBScore(int64_t total_num_calls) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00663" > cp_model_lns.cc:663< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_neighborhood_generator_html_a9ca5b99b3550503ca7bad8418e133156" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_neighborhood_generator.html#a9ca5b99b3550503ca7bad8418e133156" > operations_research::sat::NeighborhoodGenerator::Synchronize< / a > < / div > < div class = "ttdeci" > void Synchronize()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00670" > cp_model_lns.cc:670< / 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_relax_random_constraints_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_relax_random_constraints_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::RelaxRandomConstraintsGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00774" > cp_model_lns.cc:774< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_relax_random_variables_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_relax_random_variables_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::RelaxRandomVariablesGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00765" > cp_model_lns.cc:765< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator_html_a18bd97b50e3170dabf1f537e19695054" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a18bd97b50e3170dabf1f537e19695054" > operations_research::sat::RelaxationInducedNeighborhoodGenerator::ReadyToGenerate< / a > < / div > < div class = "ttdeci" > bool ReadyToGenerate() const override< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01291" > cp_model_lns.cc:1291< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_relaxation_induced_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::RelaxationInducedNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01315" > cp_model_lns.cc:1315< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_full_path_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::RoutingFullPathNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01225" > cp_model_lns.cc:1225< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_path_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_path_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::RoutingPathNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01179" > cp_model_lns.cc:1179< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_routing_random_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_routing_random_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::RoutingRandomNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01160" > cp_model_lns.cc:1160< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_scheduling_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_scheduling_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::SchedulingNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01115" > cp_model_lns.cc:1115< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_scheduling_time_window_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::SchedulingTimeWindowNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01126" > cp_model_lns.cc:1126< / 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_bounds_manager_html_af90af356f66a9a677d8d76be3fdd7356" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_bounds_manager.html#af90af356f66a9a677d8d76be3fdd7356" > operations_research::sat::SharedBoundsManager::RegisterNewId< / a > < / div > < div class = "ttdeci" > int RegisterNewId()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8cc_source.html#l00850" > synchronization.cc:850< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_shared_bounds_manager_html_afcfefe147ae58ecfb365be6edf3d1821" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_bounds_manager.html#afcfefe147ae58ecfb365be6edf3d1821" > operations_research::sat::SharedBoundsManager::GetChangedBounds< / a > < / div > < div class = "ttdeci" > void GetChangedBounds(int id, std::vector< int > *variables, std::vector< int64_t > *new_lower_bounds, std::vector< int64_t > *new_upper_bounds)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8cc_source.html#l00867" > synchronization.cc:867< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_shared_incomplete_solution_manager_html_afad444837cdc77c60e71abb9294753b9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_incomplete_solution_manager.html#afad444837cdc77c60e71abb9294753b9" > operations_research::sat::SharedIncompleteSolutionManager::HasNewSolution< / a > < / div > < div class = "ttdeci" > bool HasNewSolution() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8cc_source.html#l00109" > synchronization.cc:109< / 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_shared_response_manager_html_a8836125c65463bdd48d3bce9263c0046" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#a8836125c65463bdd48d3bce9263c0046" > operations_research::sat::SharedResponseManager::LogPeriodicMessage< / a > < / div > < div class = "ttdeci" > void LogPeriodicMessage(const std::string & prefix, const std::string & message, absl::Time *last_logging_time)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8cc_source.html#l00167" > synchronization.cc:167< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_shared_response_manager_html_a9492cb97f5ec0ecbce0b5ef1b085738b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#a9492cb97f5ec0ecbce0b5ef1b085738b" > operations_research::sat::SharedResponseManager::LoggingIsEnabled< / a > < / div > < div class = "ttdeci" > bool LoggingIsEnabled() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8h_source.html#l00341" > synchronization.h:341< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_shared_response_manager_html_ab2d2c3121bf6b292efb97a5894d34805" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#ab2d2c3121bf6b292efb97a5894d34805" > operations_research::sat::SharedResponseManager::SolutionsRepository< / a > < / div > < div class = "ttdeci" > const SharedSolutionRepository< int64_t > & SolutionsRepository() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8h_source.html#l00315" > synchronization.h:315< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_shared_response_manager_html_ae431b0e8c0f74f95c31ba38f3c534126" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_response_manager.html#ae431b0e8c0f74f95c31ba38f3c534126" > operations_research::sat::SharedResponseManager::GetInnerObjectiveLowerBound< / a > < / div > < div class = "ttdeci" > IntegerValue GetInnerObjectiveLowerBound()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8cc_source.html#l00365" > synchronization.cc:365< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_shared_solution_repository_html_a6d2b6f7951b60c786fdbefcbe7c3571f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_shared_solution_repository.html#a6d2b6f7951b60c786fdbefcbe7c3571f" > operations_research::sat::SharedSolutionRepository::NumSolutions< / a > < / div > < div class = "ttdeci" > int NumSolutions() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "synchronization_8h_source.html#l00524" > synchronization.h:524< / 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_variable_graph_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_variable_graph_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::VariableGraphNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l00815" > cp_model_lns.cc:815< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator_html_a325f8d16767c3a3912e429d856171150" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a325f8d16767c3a3912e429d856171150" > operations_research::sat::WeightedRandomRelaxationNeighborhoodGenerator::WeightedRandomRelaxationNeighborhoodGenerator< / a > < / div > < div class = "ttdeci" > WeightedRandomRelaxationNeighborhoodGenerator(NeighborhoodGeneratorHelper const *helper, const std::string & name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01443" > cp_model_lns.cc:1444< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator_html_a8afb8ece44037532a15303d3533bdced" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_weighted_random_relaxation_neighborhood_generator.html#a8afb8ece44037532a15303d3533bdced" > operations_research::sat::WeightedRandomRelaxationNeighborhoodGenerator::Generate< / a > < / div > < div class = "ttdeci" > Neighborhood Generate(const CpSolverResponse & initial_solution, double difficulty, absl::BitGenRef random) final< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8cc_source.html#l01535" > cp_model_lns.cc:1535< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aconnected__components_8h_html" > < div class = "ttname" > < a href = "connected__components_8h.html" > connected_components.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< 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__lns_8h_html" > < div class = "ttname" > < a href = "cp__model__lns_8h.html" > cp_model_lns.h< / a > < / div > < / div >
2022-03-04 00:11:33 +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 >
< 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 >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "acp__model__utils_8h_html" > < div class = "ttname" > < a href = "cp__model__utils_8h.html" > cp_model_utils.h< / a > < / div > < / div >
< div class = "ttc" id = "adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267" > < div class = "ttname" > < a href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > < / div > < div class = "ttdeci" > const std::string name< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "default__search_8cc_source.html#l00813" > default_search.cc:813< / a > < / div > < / div >
< div class = "ttc" id = "ademon__profiler_8cc_html_a05da18ca9c7b657a4a6ea24e07c9b695" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > < / div > < div class = "ttdeci" > const Constraint * ct< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00043" > demon_profiler.cc:43< / a > < / div > < / div >
< div class = "ttc" id = "ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > < / div > < div class = "ttdeci" > int64_t value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00044" > demon_profiler.cc:44< / a > < / div > < / div >
< 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 = "agurobi__interface_8cc_html_a5f287b83a753915ae862fed64f8640a6" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a5f287b83a753915ae862fed64f8640a6" > context< / a > < / div > < div class = "ttdeci" > GurobiMPCallbackContext * context< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00514" > gurobi_interface.cc:514< / a > < / div > < / div >
< div class = "ttc" id = "ainteger_8h_html" > < div class = "ttname" > < a href = "integer_8h.html" > integer.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "alocal__search_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0" > < div class = "ttname" > < a href = "local__search_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > < / div > < div class = "ttdeci" > int index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "local__search_8cc_source.html#l02750" > local_search.cc:2750< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "amacros_8h_html_a7f536a3b33f9bed8f75734e035d30725" > < div class = "ttname" > < a href = "macros_8h.html#a7f536a3b33f9bed8f75734e035d30725" > DEBUG_MODE< / a > < / div > < div class = "ttdeci" > const bool DEBUG_MODE< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "macros_8h_source.html#l00024" > macros.h:24< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1math__opt_html_a5de89a1f6e3f80a49a0d76136d8044e2" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1math__opt.html#a5de89a1f6e3f80a49a0d76136d8044e2" > operations_research::math_opt::swap< / a > < / div > < div class = "ttdeci" > void swap(IdMap< K, V > & a, IdMap< K, V > & b)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "id__map_8h_source.html#l00262" > id_map.h:262< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a1d467595ed8fe5b85dc95328ee1c2770" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a1d467595ed8fe5b85dc95328ee1c2770" > operations_research::sat::UsedVariables< / a > < / div > < div class = "ttdeci" > std::vector< int > UsedVariables(const ConstraintProto & ct)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8cc_source.html#l00437" > cp_model_utils.cc:437< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a217338425de4389014563f1f24331713" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > operations_research::sat::RefIsPositive< / a > < / div > < div class = "ttdeci" > bool RefIsPositive(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00036" > cp_model_utils.h:36< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a217ba4c51953c701a68d6572d79801f1" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a217ba4c51953c701a68d6572d79801f1" > operations_research::sat::UsedIntervals< / a > < / div > < div class = "ttdeci" > std::vector< int > UsedIntervals(const ConstraintProto & ct)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8cc_source.html#l00452" > cp_model_utils.cc:452< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a46540a899ab5e8fe1b55e12da55cbbe0" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a46540a899ab5e8fe1b55e12da55cbbe0" > operations_research::sat::DomainInProtoContains< / a > < / div > < div class = "ttdeci" > bool DomainInProtoContains(const ProtoWithDomain & proto, int64_t value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00084" > cp_model_utils.h:84< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a901c19b12842f8af153e588a689a90b5" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a901c19b12842f8af153e588a689a90b5" > operations_research::sat::FillDomainInProto< / a > < / div > < div class = "ttdeci" > void FillDomainInProto(const Domain & domain, ProtoWithDomain *proto)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00093" > cp_model_utils.h:93< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ab1240060466ba48a36a4b36379bce26a" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ab1240060466ba48a36a4b36379bce26a" > operations_research::sat::ReadDomainFromProto< / a > < / div > < div class = "ttdeci" > Domain ReadDomainFromProto(const ProtoWithDomain & proto)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00104" > cp_model_utils.h:104< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_acdbc8ad33149d45a6e6fcd8b72fd68ed" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > operations_research::sat::PositiveRef< / a > < / div > < div class = "ttdeci" > int PositiveRef(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00035" > cp_model_utils.h:35< / 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 >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aeef49408603258c45118e0ca3394442c" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aeef49408603258c45118e0ca3394442c" > operations_research::sat::GetRINSNeighborhood< / a > < / div > < div class = "ttdeci" > RINSNeighborhood GetRINSNeighborhood(const SharedResponseManager *response_manager, const SharedRelaxationSolutionRepository *relaxation_solutions, const SharedLPSolutionRepository *lp_solutions, SharedIncompleteSolutionManager *incomplete_solutions, absl::BitGenRef random)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "rins_8cc_source.html#l00107" > rins.cc:107< / 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 >
< div class = "ttc" id = "anamespaceoperations__research_html_a4a43d435871f16c321861fa5de32df82" > < div class = "ttname" > < a href = "namespaceoperations__research.html#a4a43d435871f16c321861fa5de32df82" > operations_research::CapSub< / a > < / div > < div class = "ttdeci" > int64_t CapSub(int64_t x, int64_t y)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "saturated__arithmetic_8h_source.html#l00158" > saturated_arithmetic.h:158< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aoptimization_8cc_html_af63dcc00f2023fdf498e0829e6fb8a6b" > < div class = "ttname" > < a href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < / div > < div class = "ttdeci" > Literal literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "optimization_8cc_source.html#l00089" > optimization.cc:89< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "apresolve__context_8h_html" > < div class = "ttname" > < a href = "presolve__context_8h.html" > presolve_context.h< / a > < / div > < / div >
< div class = "ttc" id = "aresource_8cc_html_af92a8383a05fdf586a52263d358f5ada" > < div class = "ttname" > < a href = "resource_8cc.html#af92a8383a05fdf586a52263d358f5ada" > interval< / a > < / div > < div class = "ttdeci" > IntervalVar * interval< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "resource_8cc_source.html#l00100" > resource.cc:100< / a > < / div > < / div >
< div class = "ttc" id = "arins_8h_html" > < div class = "ttname" > < a href = "rins_8h.html" > rins.h< / a > < / div > < / div >
< div class = "ttc" id = "arouting__flow_8cc_html_a64e7efc5529154ba56903e75f5300990" > < div class = "ttname" > < a href = "routing__flow_8cc.html#a64e7efc5529154ba56903e75f5300990" > tail< / a > < / div > < div class = "ttdeci" > int64_t tail< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "routing__flow_8cc_source.html#l00149" > routing_flow.cc:149< / a > < / div > < / div >
< div class = "ttc" id = "arouting__flow_8cc_html_afca32f65388659a4b0956496169488b4" > < div class = "ttname" > < a href = "routing__flow_8cc.html#afca32f65388659a4b0956496169488b4" > head< / a > < / div > < div class = "ttdeci" > int64_t head< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "routing__flow_8cc_source.html#l00150" > routing_flow.cc:150< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "asat_2model_8h_html" > < div class = "ttname" > < a href = "sat_2model_8h.html" > model.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "asaturated__arithmetic_8h_html" > < div class = "ttname" > < a href = "saturated__arithmetic_8h.html" > saturated_arithmetic.h< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "asorted__interval__list_8h_html" > < div class = "ttname" > < a href = "sorted__interval__list_8h.html" > sorted_interval_list.h< / a > < / div > < / div >
< div class = "ttc" id = "astrong__integers_8h_html" > < div class = "ttname" > < a href = "strong__integers_8h.html" > strong_integers.h< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood_generator_1_1_solve_data.html" > operations_research::sat::NeighborhoodGenerator::SolveData< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00343" > cp_model_lns.h:343< / 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 >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_neighborhood_html_ab1aed7fa271dc86295d16cc730100306" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_neighborhood.html#ab1aed7fa271dc86295d16cc730100306" > operations_research::sat::Neighborhood::id< / a > < / div > < div class = "ttdeci" > int64_t id< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__lns_8h_source.html#l00071" > cp_model_lns.h:71< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_r_i_n_s_neighborhood_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_r_i_n_s_neighborhood.html" > operations_research::sat::RINSNeighborhood< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "rins_8h_source.html#l00059" > rins.h:59< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_r_i_n_s_neighborhood_html_a5d9d48f7fccd7a170af97ed1da2393f3" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_r_i_n_s_neighborhood.html#a5d9d48f7fccd7a170af97ed1da2393f3" > operations_research::sat::RINSNeighborhood::fixed_vars< / a > < / div > < div class = "ttdeci" > std::vector< std::pair< int, int64_t > > fixed_vars< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "rins_8h_source.html#l00061" > rins.h:61< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_r_i_n_s_neighborhood_html_ab3c025953129f4798b0fe2eb84e95d6b" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_r_i_n_s_neighborhood.html#ab3c025953129f4798b0fe2eb84e95d6b" > operations_research::sat::RINSNeighborhood::reduced_domain_vars< / a > < / div > < div class = "ttdeci" > std::vector< std::pair< int, std::pair< int64_t, int64_t > > > reduced_domain_vars< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "rins_8h_source.html#l00064" > rins.h:64< / a > < / div > < / div >
< div class = "ttc" id = "asubsolver_8h_html" > < div class = "ttname" > < a href = "subsolver_8h.html" > subsolver.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
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2022-03-04 00:11:33 +01:00
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