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< a href = "linear__constraint__manager_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 >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< 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 >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< 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 = "linear__constraint__manager_8h.html" > ortools/sat/linear_constraint_manager.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 >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "preprocessor" > #include < cmath> < / span > < / div >
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< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "preprocessor" > #include < cstddef> < / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "preprocessor" > #include < cstdlib> < / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "preprocessor" > #include < limits> < / 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/btree_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_map.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/strings/str_cat.h" < / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "preprocessor" > #include " < a class = "code" href = "hash_8h.html" > ortools/base/hash.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / 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 = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "preprocessor" > #include " < a class = "code" href = "strong__vector_8h.html" > ortools/base/strong_vector.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "preprocessor" > #include " < a class = "code" href = "lp__types_8h.html" > ortools/lp_data/lp_types.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integer_8h.html" > ortools/sat/integer.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2linear__constraint_8h.html" > ortools/sat/linear_constraint.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "preprocessor" > #include " < a class = "code" href = "sat_2model_8h.html" > ortools/sat/model.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "preprocessor" > #include " ortools/sat/sat_parameters.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / 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 = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / 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 = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "keyword" > const< / span > LinearConstraintManager::ConstraintIndex kInvalidConstraintIndex(-1);< / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "keywordtype" > size_t< / span > ComputeHashOfTerms(< span class = "keyword" > const< / span > LinearConstraint& < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ) {< / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (std::is_sorted(< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars.begin(), < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars.end()));< / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "keywordtype" > size_t< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > = 0;< / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_terms = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars.size();< / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_terms; ++i) {< / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > = < a class = "code hl_function" href = "namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9" > util_hash::Hash< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars[i].value(), < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > );< / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > = < a class = "code hl_function" href = "namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9" > util_hash::Hash< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .coeffs[i].value(), < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > );< / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > }< / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > ;< / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > }< / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > } < span class = "comment" > // namespace< / span > < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a8713b8b4baa0b0c2c54907a1fb63c88f" > 60< / a > < / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a8713b8b4baa0b0c2c54907a1fb63c88f" > LinearConstraintManager::Statistics< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > std::string result;< / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > absl::StrAppend(& result, < span class = "stringliteral" > " managed constraints: " < / span > , constraint_infos_.size(),< / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < span class = "stringliteral" > " \n" < / span > );< / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < span class = "keywordflow" > if< / span > (num_merged_constraints_ > 0) {< / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > absl::StrAppend(& result, < span class = "stringliteral" > " merged constraints: " < / span > , num_merged_constraints_,< / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < span class = "stringliteral" > " \n" < / span > );< / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > }< / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "keywordflow" > if< / span > (num_shortened_constraints_ > 0) {< / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > absl::StrAppend(< / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > & result, < span class = "stringliteral" > " shortened constraints: " < / span > , num_shortened_constraints_, < span class = "stringliteral" > " \n" < / span > );< / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > }< / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < span class = "keywordflow" > if< / span > (num_splitted_constraints_ > 0) {< / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > absl::StrAppend(< / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > & result, < span class = "stringliteral" > " splitted constraints: " < / span > , num_splitted_constraints_, < span class = "stringliteral" > " \n" < / span > );< / div >
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< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > }< / div >
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< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "keywordflow" > if< / span > (num_coeff_strenghtening_ > 0) {< / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > absl::StrAppend(& result,< / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "stringliteral" > " coefficient strenghtenings: " < / span > , num_coeff_strenghtening_,< / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "stringliteral" > " \n" < / span > );< / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > }< / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < span class = "keywordflow" > if< / span > (num_simplifications_ > 0) {< / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > absl::StrAppend(& result, < span class = "stringliteral" > " num simplifications: " < / span > , num_simplifications_,< / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < span class = "stringliteral" > " \n" < / span > );< / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > }< / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > absl::StrAppend(& result, < span class = "stringliteral" > " total cuts added: " < / span > , num_cuts_, < span class = "stringliteral" > " (out of " < / span > ,< / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > num_add_cut_calls_, < span class = "stringliteral" > " calls)\n" < / span > );< / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & entry : type_to_num_cuts_) {< / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > absl::StrAppend(& result, < span class = "stringliteral" > " - ' " < / span > , entry.first, < span class = "stringliteral" > " ' : " < / span > , entry.second, < span class = "stringliteral" > " \n" < / 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 > < span class = "keywordflow" > if< / span > (!result.empty()) result.pop_back(); < span class = "comment" > // Remove last \n.< / span > < / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > }< / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "keywordtype" > void< / span > LinearConstraintManager::RescaleActiveCounts(< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > scaling_factor) {< / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "keywordflow" > for< / span > (ConstraintIndex i(0); i < constraint_infos_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > constraint_infos_[i].active_count *= scaling_factor;< / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > }< / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > constraint_active_count_increase_ *= scaling_factor;< / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Rescaled active counts by " < / span > < < scaling_factor;< / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > }< / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "keywordtype" > bool< / span > LinearConstraintManager::MaybeRemoveSomeInactiveConstraints(< / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > glop::BasisState* solution_state) {< / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "keywordflow" > if< / span > (solution_state-> IsEmpty()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ; < span class = "comment" > // Mainly to simplify tests.< / span > < / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < span class = "keyword" > const< / span > glop::RowIndex num_rows(lp_constraints_.size());< / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "keyword" > const< / span > glop::ColIndex num_cols =< / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > solution_state-> statuses.size() - < a class = "code hl_function" href = "namespaceoperations__research_1_1glop.html#a8fbc9efd86a3cc862a9079d86ab8b524" > RowToColIndex< / a > (num_rows);< / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_rows; ++i) {< / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "keyword" > const< / span > ConstraintIndex constraint_index = lp_constraints_[i];< / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > // Constraints that are not tight in the current solution have a basic< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "comment" > // status. We remove the ones that have been inactive in the last recent< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "comment" > // solves.< / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < span class = "comment" > // TODO(user): More advanced heuristics might perform better, I didn' t do< / span > < / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "comment" > // a lot of tuning experiments yet.< / span > < / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < span class = "keyword" > const< / span > < a class = "code hl_enumeration" href = "namespaceoperations__research_1_1glop.html#aaddc7ccf1acc75842c2129ee4590d358" > glop::VariableStatus< / a > row_status =< / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > solution_state-> statuses[num_cols + glop::ColIndex(i)];< / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < span class = "keywordflow" > if< / span > (row_status == < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1glop.html#aaddc7ccf1acc75842c2129ee4590d358ae4ac03f6c9f00665644e868dd1fb9f1e" > glop::VariableStatus::BASIC< / a > ) {< / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > constraint_infos_[constraint_index].inactive_count++;< / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[constraint_index].inactive_count > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > sat_parameters_.max_consecutive_inactive_count()) {< / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > constraint_infos_[constraint_index].is_in_lp = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "keywordflow" > continue< / span > ; < span class = "comment" > // Remove it.< / span > < / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > }< / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > < span class = "comment" > // Only count consecutive inactivities.< / span > < / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > constraint_infos_[constraint_index].inactive_count = 0;< / 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 > lp_constraints_[new_size] = constraint_index;< / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > solution_state-> statuses[num_cols + glop::ColIndex(new_size)] = row_status;< / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > new_size++;< / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > }< / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_removed_constraints = lp_constraints_.size() - new_size;< / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > lp_constraints_.resize(new_size);< / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > solution_state-> statuses.resize(num_cols + glop::ColIndex(new_size));< / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < span class = "keywordflow" > if< / span > (num_removed_constraints > 0) {< / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Removed " < / span > < < num_removed_constraints < < < span class = "stringliteral" > " constraints" < / span > ;< / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > }< / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "keywordflow" > return< / span > num_removed_constraints > 0;< / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > }< / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "comment" > // Because sometimes we split a == constraint in two (> = and < =), it makes sense< / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < span class = "comment" > // to detect duplicate constraints and merge bounds. This is also relevant if< / span > < / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < span class = "comment" > // we regenerate identical cuts for some reason.< / span > < / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a40e3f0f21a2c16b673c84f734ba6d095" > 148< / a > < / span > LinearConstraintManager::ConstraintIndex < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a40e3f0f21a2c16b673c84f734ba6d095" > LinearConstraintManager::Add< / a > (< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , < span class = "keywordtype" > bool< / span > * added) {< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars.empty());< / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > 151< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a7e57f3af8ac7a8b8030adb1019cf2b44" > NoDuplicateVariable< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ));< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > 152< / span > SimplifyConstraint(& < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ae3c495e2e05950c578b01976701f9b2a" > DivideByGCD< / a > (& < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a6b1886825a71bbbe156439e2e1dacbc2" > CanonicalizeConstraint< / a > (& < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1afbe8d162a9cba17a520812ec6d3dd4" > DebugCheckConstraint< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ));< / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "comment" > // If an identical constraint exists, only updates its bound.< / span > < / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > size_t< / span > key = ComputeHashOfTerms(< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "keywordflow" > if< / span > (equiv_constraints_.contains(key)) {< / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "keyword" > const< / span > ConstraintIndex ct_index = equiv_constraints_[key];< / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > 161< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[ct_index].constraint.vars == < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars & & < / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > constraint_infos_[ct_index].constraint.coeffs == < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .coeffs) {< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > < span class = "keywordflow" > if< / span > (added != < span class = "keyword" > nullptr< / span > ) *added = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lb > constraint_infos_[ct_index].constraint.lb) {< / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[ct_index].is_in_lp) current_lp_is_changed_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > constraint_infos_[ct_index].constraint.lb = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lb;< / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "keywordflow" > if< / span > (added != < span class = "keyword" > nullptr< / span > ) *added = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > }< / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .ub < constraint_infos_[ct_index].constraint.ub) {< / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[ct_index].is_in_lp) current_lp_is_changed_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > constraint_infos_[ct_index].constraint.ub = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .ub;< / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < span class = "keywordflow" > if< / span > (added != < span class = "keyword" > nullptr< / span > ) *added = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > }< / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > ++num_merged_constraints_;< / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < span class = "keywordflow" > return< / span > ct_index;< / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > }< / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > }< / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "keywordflow" > if< / span > (added != < span class = "keyword" > nullptr< / span > ) *added = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < span class = "keyword" > const< / span > ConstraintIndex ct_index(constraint_infos_.size());< / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html" > ConstraintInfo< / a > ct_info;< / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > ct_info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a032d3e55dc38f64c8914c8a6f9d3ba66" > constraint< / a > = std::move(< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > ct_info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a89bc8a9319a176bb809f209617fa10ca" > ComputeL2Norm< / a > (ct_info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a032d3e55dc38f64c8914c8a6f9d3ba66" > constraint< / a > );< / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > ct_info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2b07c49e916f21a26aa731f4db68785a" > hash< / a > = key;< / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > equiv_constraints_[key] = ct_index;< / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > ct_info.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a64cbd77208a462a2d718ed0be41d4b6c" > active_count< / a > = constraint_active_count_increase_;< / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > constraint_infos_.push_back(std::move(ct_info));< / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < span class = "keywordflow" > return< / span > ct_index;< / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > }< / 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 = "keywordtype" > void< / span > LinearConstraintManager::ComputeObjectiveParallelism(< / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < span class = "keyword" > const< / span > ConstraintIndex ct_index) {< / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (objective_is_defined_);< / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > // lazy computation of objective norm.< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "keywordflow" > if< / span > (!objective_norm_computed_) {< / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > objective_l2_norm_ = std::sqrt(sum_of_squared_objective_coeffs_);< / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > objective_norm_computed_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > }< / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > (objective_l2_norm_, 0.0);< / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > constraint_infos_[ct_index].objective_parallelism_computed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[ct_index].< a class = "code hl_variable" href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > == 0.0) {< / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > constraint_infos_[ct_index].objective_parallelism = 0.0;< / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > }< / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < span class = "keyword" > const< / span > LinearConstraint& lc = constraint_infos_[ct_index].constraint;< / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < span class = "keywordtype" > double< / span > unscaled_objective_parallelism = 0.0;< / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < lc.vars.size(); ++i) {< / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = lc.vars[i];< / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > it = objective_map_.find(< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > 212< / span > < span class = "keywordflow" > if< / span > (it == objective_map_.end()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > unscaled_objective_parallelism += it-> second * < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (lc.coeffs[i]);< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > }< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > objective_parallelism =< / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > unscaled_objective_parallelism /< / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > (constraint_infos_[ct_index].l2_norm * objective_l2_norm_);< / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > constraint_infos_[ct_index].objective_parallelism =< / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > std::abs(objective_parallelism);< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < span class = "comment" > // Same as Add(), but logs some information about the newly added constraint.< / span > < / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < span class = "comment" > // Cuts are also handled slightly differently than normal constraints.< / span > < / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a9456bb31790e4dae791914e3c065b460" > 224< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a9456bb31790e4dae791914e3c065b460" > LinearConstraintManager::AddCut< / a > (< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , std::string type_name,< / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double> < / a > & lp_solution,< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > 227< / span > std::string extra_info) {< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > ++num_add_cut_calls_;< / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars.empty()) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > activity = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aea18a909121c1c2ba4a818298611f0b2" > ComputeActivity< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , lp_solution);< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > violation =< / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (activity - < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .ub), < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lb) - activity);< / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a89bc8a9319a176bb809f209617fa10ca" > ComputeL2Norm< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "comment" > // Only add cut with sufficient efficacy.< / span > < / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > < span class = "keywordflow" > if< / span > (violation / < a class = "code hl_variable" href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > < 1e-5) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < span class = "keywordtype" > bool< / span > added = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < span class = "keyword" > const< / span > ConstraintIndex ct_index = < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a40e3f0f21a2c16b673c84f734ba6d095" > Add< / a > (std::move(< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ), & added);< / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < span class = "comment" > // We only mark the constraint as a cut if it is not an update of an already< / span > < / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > < span class = "comment" > // existing one.< / span > < / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < span class = "keywordflow" > if< / span > (!added) < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / 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 > < span class = "comment" > // TODO(user): Use better heuristic here for detecting good cuts and mark< / span > < / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > < span class = "comment" > // them undeletable.< / span > < / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > constraint_infos_[ct_index].is_deletable = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > 250< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Cut ' " < / span > < < type_name < < < span class = "stringliteral" > " ' " < / span > < / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < < < span class = "stringliteral" > " size=" < / span > < < constraint_infos_[ct_index].constraint.vars.size()< / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < < < span class = "stringliteral" > " max_magnitude=" < / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > 253< / span > < < < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#acb294633c7688f918623b3b0e09aec43" > ComputeInfinityNorm< / a > (constraint_infos_[ct_index].constraint)< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > 254< / span > < < < span class = "stringliteral" > " norm=" < / span > < < < a class = "code hl_variable" href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > < < < span class = "stringliteral" > " violation=" < / span > < < violation< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < < < span class = "stringliteral" > " eff=" < / span > < < violation / < a class = "code hl_variable" href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > < < < span class = "stringliteral" > " " < / span > < < extra_info;< / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > 256< / span > < / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > num_cuts_++;< / div >
< div class = "line" > < a id = "l00258" name = "l00258" > < / a > < span class = "lineno" > 258< / span > num_deletable_constraints_++;< / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > type_to_num_cuts_[type_name]++;< / div >
< div class = "line" > < a id = "l00260" name = "l00260" > < / a > < span class = "lineno" > 260< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / 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 > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "keywordtype" > void< / span > LinearConstraintManager::PermanentlyRemoveSomeConstraints() {< / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > std::vector< double> deletable_constraint_counts;< / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < span class = "keywordflow" > for< / span > (ConstraintIndex i(0); i < constraint_infos_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[i].is_deletable & & !constraint_infos_[i].is_in_lp) {< / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > deletable_constraint_counts.push_back(constraint_infos_[i].active_count);< / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > }< / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > }< / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > < span class = "keywordflow" > if< / span > (deletable_constraint_counts.empty()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > std::sort(deletable_constraint_counts.begin(),< / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > deletable_constraint_counts.end());< / 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" > // We will delete the oldest (in the order they where added) cleanup target< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "comment" > // constraints with a count lower or equal to this.< / span > < / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < span class = "keywordtype" > double< / span > active_count_threshold = std::numeric_limits< double> ::infinity();< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > < span class = "keywordflow" > if< / span > (sat_parameters_.cut_cleanup_target() < < / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > deletable_constraint_counts.size()) {< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > active_count_threshold =< / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > deletable_constraint_counts[sat_parameters_.cut_cleanup_target()];< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > }< / 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 > ConstraintIndex new_size(0);< / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > equiv_constraints_.clear();< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< ConstraintIndex, ConstraintIndex> < / a > index_mapping(< / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > constraint_infos_.size());< / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < span class = "keywordtype" > int< / span > num_deleted_constraints = 0;< / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "keywordflow" > for< / span > (ConstraintIndex i(0); i < constraint_infos_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[i].is_deletable & & !constraint_infos_[i].is_in_lp & & < / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > constraint_infos_[i].active_count < = active_count_threshold & & < / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > num_deleted_constraints < sat_parameters_.cut_cleanup_target()) {< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > ++num_deleted_constraints;< / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > < span class = "keywordflow" > continue< / 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 > < / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "keywordflow" > if< / span > (i != new_size) {< / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > constraint_infos_[new_size] = std::move(constraint_infos_[i]);< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > }< / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > index_mapping[i] = new_size;< / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > < / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > < span class = "comment" > // Make sure we recompute the hash_map of identical constraints.< / span > < / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > equiv_constraints_[constraint_infos_[new_size].hash] = new_size;< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > new_size++;< / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > }< / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > constraint_infos_.resize(new_size.value());< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "comment" > // Also update lp_constraints_< / span > < / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < lp_constraints_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > lp_constraints_[i] = index_mapping[lp_constraints_[i]];< / 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 > < / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > < span class = "keywordflow" > if< / span > (num_deleted_constraints > 0) {< / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Constraint manager cleanup: #deleted:" < / span > < / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > < < num_deleted_constraints;< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > }< / div >
< div class = "line" > < a id = "l00316" name = "l00316" > < / a > < span class = "lineno" > 316< / span > num_deletable_constraints_ -= num_deleted_constraints;< / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > }< / div >
< div class = "line" > < a id = "l00318" name = "l00318" > < / a > < span class = "lineno" > 318< / span > < / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a36295bfe464bcdb6465fe796a43d02bf" > 319< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a36295bfe464bcdb6465fe796a43d02bf" > LinearConstraintManager::SetObjectiveCoefficient< / a > (IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ,< / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > IntegerValue < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ) {< / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > == IntegerValue(0)) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > objective_is_defined_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > < span class = "keywordflow" > if< / span > (!< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ae2544d2a3a5ef4c78f8e5891f104ab41" > VariableIsPositive< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) {< / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / 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#aae43e784db06c0974ce59ebbe8dd2b22" > NegationOf< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = -< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ;< / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > }< / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > coeff_as_double = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > );< / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > insert = objective_map_.insert({< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , coeff_as_double});< / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (insert.second)< / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < < < span class = "stringliteral" > " SetObjectiveCoefficient() called twice with same variable" < / span > ;< / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > sum_of_squared_objective_coeffs_ += coeff_as_double * coeff_as_double;< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > < span class = "keywordtype" > bool< / span > LinearConstraintManager::SimplifyConstraint(< a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > * < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > ) {< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > < span class = "keywordtype" > bool< / span > term_changed = < span class = "keyword" > false< / 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 > IntegerValue min_sum(0);< / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > IntegerValue max_sum(0);< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > IntegerValue max_magnitude(0);< / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_terms = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars.size();< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_terms; ++i) {< / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars[i];< / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < span class = "keyword" > const< / span > IntegerValue < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[i];< / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "keyword" > const< / span > IntegerValue lb = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#aa68cc40c827bff2fb311040e2b848f9b" > LevelZeroLowerBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > < span class = "keyword" > const< / span > IntegerValue ub = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a9ab880b5e67213a0607c5c3935da9f08" > LevelZeroUpperBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > < span class = "comment" > // For now we do not change ct, but just compute its new_size if we where< / span > < / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < span class = "comment" > // to remove a fixed term.< / span > < / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > < span class = "keywordflow" > if< / span > (lb == ub) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > ++new_size;< / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > < / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > max_magnitude = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (max_magnitude, < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1e30e51173c7e43a8c0b4668d5e3f050" > IntTypeAbs< / a > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ));< / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > > 0.0) {< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > min_sum += < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > * lb;< / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > max_sum += < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > * ub;< / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > min_sum += < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > * ub;< / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > max_sum += < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > * lb;< / 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 > }< / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > < / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > < span class = "comment" > // Shorten the constraint if needed.< / span > < / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > < span class = "keywordflow" > if< / span > (new_size < num_terms) {< / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > term_changed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > ++num_shortened_constraints_;< / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > new_size = 0;< / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_terms; ++i) {< / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars[i];< / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > < span class = "keyword" > const< / span > IntegerValue < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[i];< / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > < span class = "keyword" > const< / span > IntegerValue lb = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#aa68cc40c827bff2fb311040e2b848f9b" > LevelZeroLowerBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > < span class = "keyword" > const< / span > IntegerValue ub = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a9ab880b5e67213a0607c5c3935da9f08" > LevelZeroUpperBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00373" name = "l00373" > < / a > < span class = "lineno" > 373< / span > < span class = "keywordflow" > if< / span > (lb == ub) {< / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < span class = "keyword" > const< / span > IntegerValue rhs_adjust = lb * < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ;< / div >
< div class = "line" > < a id = "l00375" name = "l00375" > < / a > < span class = "lineno" > 375< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a5316808a2d5007c3b489e844801385e5" > kMinIntegerValue< / a > ) < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb -= rhs_adjust;< / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub < < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8" > kMaxIntegerValue< / a > ) < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub -= rhs_adjust;< / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > }< / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars[new_size] = < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[new_size] = < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ;< / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > ++new_size;< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > }< / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars.resize(new_size);< / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs.resize(new_size);< / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > }< / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > < span class = "comment" > // Relax the bound if needed, note that this doesn' t require a change to< / span > < / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > < span class = "comment" > // the equiv map.< / span > < / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < span class = "keywordflow" > if< / span > (min_sum > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb) < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a5316808a2d5007c3b489e844801385e5" > kMinIntegerValue< / a > ;< / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > < span class = "keywordflow" > if< / span > (max_sum < = ct-> ub) < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8" > kMaxIntegerValue< / a > ;< / 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" > // Clear constraints that are always true.< / span > < / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > < span class = "comment" > // We rely on the deletion code to remove them eventually.< / span > < / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a5316808a2d5007c3b489e844801385e5" > kMinIntegerValue< / a > & & < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub == < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8" > kMaxIntegerValue< / a > ) {< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars.clear();< / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs.clear();< / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > }< / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > < / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > < span class = "comment" > // TODO(user): Split constraint in two if it is boxed and there is possible< / span > < / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > < span class = "comment" > // reduction?< / span > < / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < span class = "comment" > // TODO(user): Make sure there cannot be any overflow. They shouldn' t, but< / span > < / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > < span class = "comment" > // I am not sure all the generated cuts are safe regarding min/max sum< / span > < / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > < span class = "comment" > // computation. We should check this.< / span > < / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8" > kMaxIntegerValue< / a > & & max_magnitude > max_sum - < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub) {< / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a5316808a2d5007c3b489e844801385e5" > kMinIntegerValue< / a > ) {< / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > ++num_splitted_constraints_;< / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00410" name = "l00410" > < / a > < span class = "lineno" > 410< / span > term_changed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > ++num_coeff_strenghtening_;< / div >
< div class = "line" > < a id = "l00412" name = "l00412" > < / a > < span class = "lineno" > 412< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_terms = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars.size();< / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > < span class = "keyword" > const< / span > IntegerValue target = max_sum - < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub;< / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_terms; ++i) {< / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > < span class = "keyword" > const< / span > IntegerValue < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[i];< / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > > target) {< / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars[i];< / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > < span class = "keyword" > const< / span > IntegerValue ub = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a9ab880b5e67213a0607c5c3935da9f08" > LevelZeroUpperBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[i] = target;< / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub -= (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > - target) * ub;< / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > < -target) {< / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars[i];< / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > < span class = "keyword" > const< / span > IntegerValue lb = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#aa68cc40c827bff2fb311040e2b848f9b" > LevelZeroLowerBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[i] = -target;< / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub += (-target - < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ) * lb;< / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > }< / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > }< / 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 > }< / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > < / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a5316808a2d5007c3b489e844801385e5" > kMinIntegerValue< / a > & & max_magnitude > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb - min_sum) {< / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> ub != < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8" > kMaxIntegerValue< / a > ) {< / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > ++num_splitted_constraints_;< / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > term_changed = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > ++num_coeff_strenghtening_;< / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_terms = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars.size();< / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > < span class = "keyword" > const< / span > IntegerValue target = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb - min_sum;< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_terms; ++i) {< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > < span class = "keyword" > const< / span > IntegerValue < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[i];< / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > > target) {< / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars[i];< / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < span class = "keyword" > const< / span > IntegerValue lb = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#aa68cc40c827bff2fb311040e2b848f9b" > LevelZeroLowerBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[i] = target;< / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb -= (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > - target) * lb;< / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > < -target) {< / div >
< div class = "line" > < a id = "l00447" name = "l00447" > < / a > < span class = "lineno" > 447< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> vars[i];< / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > < span class = "keyword" > const< / span > IntegerValue ub = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a9ab880b5e67213a0607c5c3935da9f08" > LevelZeroUpperBound< / a > (< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a id = "l00449" name = "l00449" > < / a > < span class = "lineno" > 449< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coeffs[i] = -target;< / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > 450< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> lb += (-target - < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > ) * ub;< / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / 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 > }< / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > }< / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > < / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "keywordflow" > return< / span > term_changed;< / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > }< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1951610defebe3a3b82d99006793486a" > 459< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1951610defebe3a3b82d99006793486a" > LinearConstraintManager::ChangeLp< / a > (< / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double> < / a > & lp_solution,< / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > < a class = "code hl_struct" href = "structoperations__research_1_1glop_1_1_basis_state.html" > glop::BasisState< / a > * solution_state) {< / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (3) < < < span class = "stringliteral" > " Enter ChangeLP, scan " < / span > < < constraint_infos_.size()< / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > < < < span class = "stringliteral" > " constraints" < / span > ;< / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > saved_dtime = dtime_;< / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > std::vector< ConstraintIndex> new_constraints;< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > std::vector< double> new_constraints_efficacies;< / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > std::vector< double> new_constraints_orthogonalities;< / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > < / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > simplify_constraints =< / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a4ce4030e2e60f84f0e28616614f9f320" > num_level_zero_enqueues< / a > () > last_simplification_timestamp_;< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > last_simplification_timestamp_ = integer_trail_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a4ce4030e2e60f84f0e28616614f9f320" > num_level_zero_enqueues< / a > ();< / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > < / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > < span class = "comment" > // We keep any constraints that is already present, and otherwise, we add the< / span > < / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > < span class = "comment" > // ones that are currently not satisfied by at least " tolerance" to the set< / span > < / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "comment" > // of potential new constraints.< / span > < / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "keywordtype" > bool< / span > rescale_active_count = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > tolerance = 1e-6;< / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > 478< / span > < span class = "keywordflow" > for< / span > (ConstraintIndex i(0); i < constraint_infos_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > < span class = "comment" > // Inprocessing of the constraint.< / span > < / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < span class = "keywordflow" > if< / span > (simplify_constraints & & < / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > SimplifyConstraint(& constraint_infos_[i].constraint)) {< / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > ++num_simplifications_;< / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > < / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > < span class = "comment" > // Note that the canonicalization shouldn' t be needed since the order< / span > < / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > < span class = "comment" > // of the variable is not changed by the simplification, and we only< / span > < / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > < span class = "comment" > // reduce the coefficients at both end of the spectrum.< / span > < / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#ae3c495e2e05950c578b01976701f9b2a" > DivideByGCD< / a > (& constraint_infos_[i].constraint);< / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < a class = "code hl_define" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1afbe8d162a9cba17a520812ec6d3dd4" > DebugCheckConstraint< / a > (constraint_infos_[i].constraint));< / div >
2022-01-17 21:42:14 +01:00
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < / div >
2022-03-04 00:11:33 +01:00
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > constraint_infos_[i].objective_parallelism_computed = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > constraint_infos_[i].l2_norm =< / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > 492< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a89bc8a9319a176bb809f209617fa10ca" > ComputeL2Norm< / a > (constraint_infos_[i].constraint);< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > < / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[i].is_in_lp) current_lp_is_changed_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > equiv_constraints_.erase(constraint_infos_[i].< a class = "code hl_variable" href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > );< / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > constraint_infos_[i].hash =< / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > ComputeHashOfTerms(constraint_infos_[i].constraint);< / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > < span class = "comment" > // TODO(user): Because we simplified this constraint, it is possible that< / span > < / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > < span class = "comment" > // it is now a duplicate of another one. Merge them.< / span > < / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > equiv_constraints_[constraint_infos_[i].hash] = i;< / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > }< / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > < / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[i].is_in_lp) < span class = "keywordflow" > continue< / span > ;< / 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 > < span class = "comment" > // ComputeActivity() often represent the bulk of the time spent in< / span > < / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > < span class = "comment" > // ChangeLP().< / span > < / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > dtime_ += 1.7e-9 *< / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (constraint_infos_[i].constraint.vars.size());< / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > activity =< / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aea18a909121c1c2ba4a818298611f0b2" > ComputeActivity< / a > (constraint_infos_[i].constraint, lp_solution);< / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > lb_violation =< / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (constraint_infos_[i].constraint.lb) - activity;< / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > ub_violation =< / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > 515< / span > activity - < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (constraint_infos_[i].constraint.ub);< / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > violation = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (lb_violation, ub_violation);< / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < span class = "keywordflow" > if< / span > (violation > = tolerance) {< / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > constraint_infos_[i].inactive_count = 0;< / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > new_constraints.push_back(i);< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > new_constraints_efficacies.push_back(violation /< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > constraint_infos_[i].< a class = "code hl_variable" href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > );< / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > new_constraints_orthogonalities.push_back(1.0);< / 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 = "keywordflow" > if< / span > (objective_is_defined_ & & < / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > !constraint_infos_[i].objective_parallelism_computed) {< / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > ComputeObjectiveParallelism(i);< / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (!objective_is_defined_) {< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > constraint_infos_[i].objective_parallelism = 0.0;< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > }< / div >
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< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > < / div >
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< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > constraint_infos_[i].current_score =< / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > new_constraints_efficacies.back() +< / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > constraint_infos_[i].objective_parallelism;< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > < / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[i].is_deletable) {< / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > constraint_infos_[i].active_count += constraint_active_count_increase_;< / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[i].active_count > < / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > sat_parameters_.cut_max_active_count_value()) {< / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > rescale_active_count = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > }< / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > }< / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > }< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > }< / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > < / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > < span class = "comment" > // Bump activities of active constraints in LP.< / span > < / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > < span class = "keywordflow" > if< / span > (solution_state != < span class = "keyword" > nullptr< / span > ) {< / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > < span class = "keyword" > const< / span > glop::RowIndex num_rows(lp_constraints_.size());< / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > < span class = "keyword" > const< / span > glop::ColIndex num_cols =< / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > solution_state-> < a class = "code hl_variable" href = "structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f" > statuses< / a > .< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5" > size< / a > () - < a class = "code hl_function" href = "namespaceoperations__research_1_1glop.html#a8fbc9efd86a3cc862a9079d86ab8b524" > RowToColIndex< / a > (num_rows);< / 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 > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_rows; ++i) {< / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > < span class = "keyword" > const< / span > ConstraintIndex constraint_index = lp_constraints_[i];< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > < span class = "keyword" > const< / span > < a class = "code hl_enumeration" href = "namespaceoperations__research_1_1glop.html#aaddc7ccf1acc75842c2129ee4590d358" > glop::VariableStatus< / a > row_status =< / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > solution_state-> < a class = "code hl_variable" href = "structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f" > statuses< / a > [num_cols + glop::ColIndex(i)];< / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > < span class = "keywordflow" > if< / span > (row_status != < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1glop.html#aaddc7ccf1acc75842c2129ee4590d358ae4ac03f6c9f00665644e868dd1fb9f1e" > glop::VariableStatus::BASIC< / a > & & < / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > constraint_infos_[constraint_index].is_deletable) {< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > constraint_infos_[constraint_index].active_count +=< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > constraint_active_count_increase_;< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[constraint_index].active_count > < / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > sat_parameters_.cut_max_active_count_value()) {< / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > rescale_active_count = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > }< / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > }< / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > }< / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > }< / 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 = "keywordflow" > if< / span > (rescale_active_count) {< / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > (sat_parameters_.cut_max_active_count_value(), 0.0);< / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > RescaleActiveCounts(1.0 / sat_parameters_.cut_max_active_count_value());< / 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 = "comment" > // Update the increment counter.< / span > < / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > constraint_active_count_increase_ *=< / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > 1.0 / sat_parameters_.cut_active_count_decay();< / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > < / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < span class = "comment" > // Remove constraints from the current LP that have been inactive for a while.< / span > < / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > < span class = "comment" > // We do that after we computed new_constraints so we do not need to iterate< / span > < / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < span class = "comment" > // over the just deleted constraints.< / span > < / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < span class = "keywordflow" > if< / span > (MaybeRemoveSomeInactiveConstraints(solution_state)) {< / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > current_lp_is_changed_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > }< / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > < span class = "comment" > // Note that the algo below is in O(limit * new_constraint). In order to< / span > < / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > < span class = "comment" > // limit spending too much time on this, we first sort all the constraints< / span > < / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > < span class = "comment" > // with an imprecise score (no orthogonality), then limit the size of the< / span > < / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > < span class = "comment" > // vector of constraints to precisely score, then we do the actual scoring.< / span > < / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > < span class = "comment" > // On problem crossword_opt_grid-19.05_dict-80_sat with linearization_level=2,< / span > < / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > < span class = "comment" > // new_constraint.size() > 1.5M.< / span > < / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > < span class = "comment" > // TODO(user): This blowup factor could be adaptative w.r.t. the constraint< / span > < / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > < span class = "comment" > // limit.< / span > < / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > kBlowupFactor = 4;< / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > < span class = "keywordtype" > int< / span > constraint_limit = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (sat_parameters_.new_constraints_batch_size(),< / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (new_constraints.size()));< / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > < span class = "keywordflow" > if< / span > (lp_constraints_.empty()) {< / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > 597< / span > constraint_limit = < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (1000, < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (new_constraints.size()));< / 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 > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (3) < < < span class = "stringliteral" > " - size = " < / span > < < new_constraints.size()< / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > < < < span class = "stringliteral" > " , limit = " < / span > < < constraint_limit;< / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > < / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > std::stable_sort(new_constraints.begin(), new_constraints.end(),< / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > [& ](ConstraintIndex < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > , ConstraintIndex < a class = "code hl_variable" href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > ) {< / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > return constraint_infos_[a].current_score > < / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > constraint_infos_[b].current_score;< / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > 606< / span > });< / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > < span class = "keywordflow" > if< / span > (new_constraints.size() > kBlowupFactor * constraint_limit) {< / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (3) < < < span class = "stringliteral" > " Resize candidate constraints from " < / span > < < new_constraints.size()< / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > < < < span class = "stringliteral" > " down to " < / span > < < kBlowupFactor * constraint_limit;< / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > new_constraints.resize(kBlowupFactor * constraint_limit);< / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > }< / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > 612< / span > < / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > < span class = "keywordtype" > int< / span > num_added = 0;< / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > < span class = "keywordtype" > int< / span > num_skipped_checks = 0;< / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > kCheckFrequency = 100;< / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > 616< / span > ConstraintIndex last_added_candidate = kInvalidConstraintIndex;< / div >
< div class = "line" > < a id = "l00617" name = "l00617" > < / a > < span class = "lineno" > 617< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < constraint_limit; ++i) {< / div >
< div class = "line" > < a id = "l00618" name = "l00618" > < / a > < span class = "lineno" > 618< / span > < span class = "comment" > // Iterate through all new constraints and select the one with the best< / span > < / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > 619< / span > < span class = "comment" > // score.< / span > < / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > < span class = "keywordtype" > double< / span > best_score = 0.0;< / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > ConstraintIndex best_candidate = kInvalidConstraintIndex;< / div >
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > j = 0; j < new_constraints.size(); ++j) {< / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > < span class = "comment" > // Checks the time limit, and returns if the lp has changed.< / span > < / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > 624< / span > < span class = "keywordflow" > if< / span > (++num_skipped_checks > = kCheckFrequency) {< / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > 625< / span > < span class = "keywordflow" > if< / span > (time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > LimitReached< / a > ()) < span class = "keywordflow" > return< / span > current_lp_is_changed_;< / div >
< div class = "line" > < a id = "l00626" name = "l00626" > < / a > < span class = "lineno" > 626< / span > num_skipped_checks = 0;< / div >
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< 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 > < / div >
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< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > 629< / span > < span class = "keyword" > const< / span > ConstraintIndex new_constraint = new_constraints[j];< / div >
< div class = "line" > < a id = "l00630" name = "l00630" > < / a > < span class = "lineno" > 630< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[new_constraint].is_in_lp) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > 631< / span > < / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > < span class = "keywordflow" > if< / span > (last_added_candidate != kInvalidConstraintIndex) {< / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > current_orthogonality =< / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > 634< / span > 1.0 - (std::abs(< a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a58fbc2d7f414974dcb10768e6ffdf68e" > ScalarProduct< / a > (< / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > constraint_infos_[last_added_candidate].constraint,< / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > constraint_infos_[new_constraint].constraint)) /< / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > 637< / span > (constraint_infos_[last_added_candidate].l2_norm *< / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > constraint_infos_[new_constraint].l2_norm));< / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > 639< / span > new_constraints_orthogonalities[j] =< / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > 640< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#ad10edae0a852d72fb76afb1c77735045" > std::min< / a > (new_constraints_orthogonalities[j], current_orthogonality);< / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > }< / div >
< div class = "line" > < a id = "l00642" name = "l00642" > < / a > < span class = "lineno" > 642< / span > < / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > < span class = "comment" > // NOTE(user): It is safe to not add this constraint as the constraint< / span > < / div >
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > < span class = "comment" > // that is almost parallel to this constraint is present in the LP or is< / span > < / div >
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > 645< / span > < span class = "comment" > // inactive for a long time and is removed from the LP. In either case,< / span > < / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > 646< / span > < span class = "comment" > // this constraint is not adding significant value and is only making the< / span > < / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > 647< / span > < span class = "comment" > // LP larger.< / span > < / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > < span class = "keywordflow" > if< / span > (new_constraints_orthogonalities[j] < < / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / span > sat_parameters_.min_orthogonality_for_lp_constraints()) {< / div >
< div class = "line" > < a id = "l00650" name = "l00650" > < / a > < span class = "lineno" > 650< / span > < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00651" name = "l00651" > < / a > < span class = "lineno" > 651< / span > }< / div >
< div class = "line" > < a id = "l00652" name = "l00652" > < / a > < span class = "lineno" > 652< / span > < / div >
< div class = "line" > < a id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > < span class = "comment" > // TODO(user): Experiment with different weights or different< / span > < / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > < span class = "comment" > // functions for computing score.< / span > < / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > score = new_constraints_orthogonalities[j] +< / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > 656< / span > constraint_infos_[new_constraint].current_score;< / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > 657< / span > < a class = "code hl_define" href = "base_2logging_8h.html#a7cc25402ecd7591b4c39934dd656b1f9" > CHECK_GE< / a > (score, 0.0);< / div >
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > 658< / span > < span class = "keywordflow" > if< / span > (score > best_score || best_candidate == kInvalidConstraintIndex) {< / div >
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > 659< / span > best_score = score;< / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > 660< / span > best_candidate = new_constraint;< / 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" > 663< / span > < / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > 664< / span > < span class = "keywordflow" > if< / span > (best_candidate != kInvalidConstraintIndex) {< / div >
< div class = "line" > < a id = "l00665" name = "l00665" > < / a > < span class = "lineno" > 665< / span > < span class = "comment" > // Add the best constraint in the LP.< / span > < / div >
< div class = "line" > < a id = "l00666" name = "l00666" > < / a > < span class = "lineno" > 666< / span > constraint_infos_[best_candidate].is_in_lp = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00667" name = "l00667" > < / a > < span class = "lineno" > 667< / span > < span class = "comment" > // Note that it is important for LP incremental solving that the old< / span > < / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > 668< / span > < span class = "comment" > // constraints stays at the same position in this list (and thus in the< / span > < / div >
< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > 669< / span > < span class = "comment" > // returned GetLp()).< / span > < / div >
< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > 670< / span > ++num_added;< / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > 671< / span > current_lp_is_changed_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00672" name = "l00672" > < / a > < span class = "lineno" > 672< / span > lp_constraints_.push_back(best_candidate);< / div >
< div class = "line" > < a id = "l00673" name = "l00673" > < / a > < span class = "lineno" > 673< / span > last_added_candidate = best_candidate;< / div >
< div class = "line" > < a id = "l00674" name = "l00674" > < / a > < span class = "lineno" > 674< / span > }< / div >
< div class = "line" > < a id = "l00675" name = "l00675" > < / a > < span class = "lineno" > 675< / span > }< / 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 = "keywordflow" > if< / span > (num_added > 0) {< / div >
< div class = "line" > < a id = "l00678" name = "l00678" > < / a > < span class = "lineno" > 678< / span > < span class = "comment" > // We update the solution sate to match the new LP size.< / span > < / div >
< div class = "line" > < a id = "l00679" name = "l00679" > < / a > < span class = "lineno" > 679< / span > < a class = "code hl_define" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Added " < / span > < < num_added < < < span class = "stringliteral" > " constraints." < / span > ;< / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > solution_state-> < a class = "code hl_variable" href = "structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f" > statuses< / a > .< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a64b6b04f3a519d2c61d49daaa88bf06e" > resize< / a > (solution_state-> < a class = "code hl_variable" href = "structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f" > statuses< / a > .< a class = "code hl_function" href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5" > size< / a > () + num_added,< / div >
< div class = "line" > < a id = "l00681" name = "l00681" > < / a > < span class = "lineno" > 681< / span > < a class = "code hl_enumvalue" href = "namespaceoperations__research_1_1glop.html#aaddc7ccf1acc75842c2129ee4590d358ae4ac03f6c9f00665644e868dd1fb9f1e" > glop::VariableStatus::BASIC< / a > );< / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > }< / div >
< div class = "line" > < a id = "l00683" name = "l00683" > < / a > < span class = "lineno" > 683< / span > < / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > < span class = "comment" > // TODO(user): Instead of comparing num_deletable_constraints with cut< / span > < / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > 685< / span > < span class = "comment" > // limit, compare number of deletable constraints not in lp against the limit.< / span > < / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > < span class = "keywordflow" > if< / span > (num_deletable_constraints_ > sat_parameters_.max_num_cuts()) {< / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > PermanentlyRemoveSomeConstraints();< / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > }< / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > < / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > 690< / span > time_limit_-> < a class = "code hl_function" href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > AdvanceDeterministicTime< / a > (dtime_ - saved_dtime);< / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > < / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > < span class = "comment" > // The LP changed only if we added new constraints or if some constraints< / span > < / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > < span class = "comment" > // already inside changed (simplification or tighter bounds).< / span > < / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > 694< / span > < span class = "keywordflow" > if< / span > (current_lp_is_changed_) {< / div >
< div class = "line" > < a id = "l00695" name = "l00695" > < / a > < span class = "lineno" > 695< / span > current_lp_is_changed_ = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00696" name = "l00696" > < / a > < span class = "lineno" > 696< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00697" name = "l00697" > < / a > < span class = "lineno" > 697< / span > }< / div >
< div class = "line" > < a id = "l00698" name = "l00698" > < / a > < span class = "lineno" > 698< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00699" name = "l00699" > < / a > < span class = "lineno" > 699< / span > }< / div >
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< div class = "line" > < a id = "l00700" name = "l00700" > < / a > < span class = "lineno" > 700< / span > < / div >
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< div class = "line" > < a id = "l00701" name = "l00701" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a87cc96a3e72099107712a0386d89d851" > 701< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a87cc96a3e72099107712a0386d89d851" > LinearConstraintManager::AddAllConstraintsToLp< / a > () {< / div >
< div class = "line" > < a id = "l00702" name = "l00702" > < / a > < span class = "lineno" > 702< / span > < span class = "keywordflow" > for< / span > (ConstraintIndex i(0); i < constraint_infos_.size(); ++i) {< / div >
< div class = "line" > < a id = "l00703" name = "l00703" > < / a > < span class = "lineno" > 703< / span > < span class = "keywordflow" > if< / span > (constraint_infos_[i].is_in_lp) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a id = "l00704" name = "l00704" > < / a > < span class = "lineno" > 704< / span > constraint_infos_[i].is_in_lp = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00705" name = "l00705" > < / a > < span class = "lineno" > 705< / span > lp_constraints_.push_back(i);< / div >
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< div class = "line" > < a id = "l00706" name = "l00706" > < / a > < span class = "lineno" > 706< / span > }< / div >
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< div class = "line" > < a id = "l00707" name = "l00707" > < / a > < span class = "lineno" > 707< / span > }< / div >
< div class = "line" > < a id = "l00708" name = "l00708" > < / a > < span class = "lineno" > 708< / span > < / div >
< div class = "line" > < a id = "l00709" name = "l00709" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1afbe8d162a9cba17a520812ec6d3dd4" > 709< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1afbe8d162a9cba17a520812ec6d3dd4" > LinearConstraintManager::DebugCheckConstraint< / a > (< / div >
< div class = "line" > < a id = "l00710" name = "l00710" > < / a > < span class = "lineno" > 710< / span > < span class = "keyword" > const< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > & cut) {< / div >
< div class = "line" > < a id = "l00711" name = "l00711" > < / a > < span class = "lineno" > 711< / span > < span class = "keywordflow" > if< / span > (model_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_model.html#a37eb53a23cb596ef5d2e3bbc0fab70dc" > Get< / a > < < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_debug_solution.html" > DebugSolution< / a > > () == < span class = "keyword" > nullptr< / span > ) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00712" name = "l00712" > < / a > < span class = "lineno" > 712< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & debug_solution = *(model_-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_model.html#a37eb53a23cb596ef5d2e3bbc0fab70dc" > Get< / a > < < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_debug_solution.html" > DebugSolution< / a > > ());< / div >
< div class = "line" > < a id = "l00713" name = "l00713" > < / a > < span class = "lineno" > 713< / span > < span class = "keywordflow" > if< / span > (debug_solution.empty()) < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
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< div class = "line" > < a id = "l00714" name = "l00714" > < / a > < span class = "lineno" > 714< / span > < / div >
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< div class = "line" > < a id = "l00715" name = "l00715" > < / a > < span class = "lineno" > 715< / span > IntegerValue activity(0);< / div >
< div class = "line" > < a id = "l00716" name = "l00716" > < / a > < span class = "lineno" > 716< / span > < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < cut.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a73e4094f2d4e2adbe5e8d79a5b61fcd1" > vars< / a > .size(); ++i) {< / div >
< div class = "line" > < a id = "l00717" name = "l00717" > < / a > < span class = "lineno" > 717< / span > < span class = "keyword" > const< / span > IntegerVariable < a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = cut.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a73e4094f2d4e2adbe5e8d79a5b61fcd1" > vars< / a > [i];< / div >
< div class = "line" > < a id = "l00718" name = "l00718" > < / a > < span class = "lineno" > 718< / span > < span class = "keyword" > const< / span > IntegerValue < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > = cut.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a4053d5aed2a34995e0aeb2042878ca7a" > coeffs< / a > [i];< / div >
< div class = "line" > < a id = "l00719" name = "l00719" > < / a > < span class = "lineno" > 719< / span > activity += < a class = "code hl_variable" href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > * debug_solution[< a class = "code hl_variable" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ];< / div >
< div class = "line" > < a id = "l00720" name = "l00720" > < / a > < span class = "lineno" > 720< / span > }< / div >
< div class = "line" > < a id = "l00721" name = "l00721" > < / a > < span class = "lineno" > 721< / span > < span class = "keywordflow" > if< / span > (activity > cut.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a6e2915dc7e5345d6959390b53f026c5f" > ub< / a > || activity < cut.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a0ee34e5c6fbf075def1a6c2f0c42d040" > lb< / a > ) {< / div >
< div class = "line" > < a id = "l00722" name = "l00722" > < / a > < span class = "lineno" > 722< / span > < a class = "code hl_define" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code hl_variable" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " activity " < / span > < < activity < < < span class = "stringliteral" > " not in [" < / span > < < cut.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a0ee34e5c6fbf075def1a6c2f0c42d040" > lb< / a > < < < span class = "stringliteral" > " ," < / span > < / div >
< div class = "line" > < a id = "l00723" name = "l00723" > < / a > < span class = "lineno" > 723< / span > < < cut.< a class = "code hl_variable" href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a6e2915dc7e5345d6959390b53f026c5f" > ub< / a > < < < span class = "stringliteral" > " ]" < / span > ;< / div >
< div class = "line" > < a id = "l00724" name = "l00724" > < / a > < span class = "lineno" > 724< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00725" name = "l00725" > < / a > < span class = "lineno" > 725< / span > }< / div >
< div class = "line" > < a id = "l00726" name = "l00726" > < / a > < span class = "lineno" > 726< / span > < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / 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 > < / div >
< div class = "line" > < a id = "l00729" name = "l00729" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#a713bdb803c52b7b7ac3c52ba9b869530" > 729< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#a713bdb803c52b7b7ac3c52ba9b869530" > TopNCuts::AddCut< / a > (< / div >
< div class = "line" > < a id = "l00730" name = "l00730" > < / a > < span class = "lineno" > 730< / span > < a class = "code hl_struct" href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > LinearConstraint< / a > < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , < 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 = "l00731" name = "l00731" > < / a > < span class = "lineno" > 731< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double> < / a > & lp_solution) {< / div >
< div class = "line" > < a id = "l00732" name = "l00732" > < / a > < span class = "lineno" > 732< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .vars.empty()) < span class = "keywordflow" > return< / span > ;< / div >
< div class = "line" > < a id = "l00733" name = "l00733" > < / a > < span class = "lineno" > 733< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > activity = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aea18a909121c1c2ba4a818298611f0b2" > ComputeActivity< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > , lp_solution);< / div >
< div class = "line" > < a id = "l00734" name = "l00734" > < / a > < span class = "lineno" > 734< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > violation =< / div >
< div class = "line" > < a id = "l00735" name = "l00735" > < / a > < span class = "lineno" > 735< / span > < a class = "code hl_variable" href = "alldiff__cst_8cc.html#a26e6db9bcc64b584051ecc28171ed11f" > std::max< / a > (activity - < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .ub), < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > ToDouble< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lb) - activity);< / div >
< div class = "line" > < a id = "l00736" name = "l00736" > < / a > < span class = "lineno" > 736< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > = < a class = "code hl_function" href = "namespaceoperations__research_1_1sat.html#a89bc8a9319a176bb809f209617fa10ca" > ComputeL2Norm< / a > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > );< / div >
< div class = "line" > < a id = "l00737" name = "l00737" > < / a > < span class = "lineno" > 737< / span > cuts_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n.html#a6562540dd1028bdfeea27af27d4d4d10" > Add< / a > ({< a class = "code hl_variable" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > , < a class = "code hl_variable" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > }, violation / < a class = "code hl_variable" href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > );< / div >
< div class = "line" > < a id = "l00738" name = "l00738" > < / a > < span class = "lineno" > 738< / span > }< / div >
< div class = "line" > < a id = "l00739" name = "l00739" > < / a > < span class = "lineno" > 739< / span > < / div >
< div class = "line" > < a id = "l00740" name = "l00740" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#afb0f85e921e0f240d59d2a739e6b5712" > 740< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#afb0f85e921e0f240d59d2a739e6b5712" > TopNCuts::TransferToManager< / a > (< / div >
< div class = "line" > < a id = "l00741" name = "l00741" > < / a > < span class = "lineno" > 741< / span > < span class = "keyword" > const< / span > < a class = "code hl_class" href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double> < / a > & lp_solution,< / div >
< div class = "line" > < a id = "l00742" name = "l00742" > < / a > < span class = "lineno" > 742< / span > < a class = "code hl_class" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html" > LinearConstraintManager< / a > * manager) {< / div >
< div class = "line" > < a id = "l00743" name = "l00743" > < / a > < span class = "lineno" > 743< / span > < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > CutCandidate& candidate : cuts_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n.html#a2fa3ae42cc70fabed737aafeb9b15df8" > UnorderedElements< / a > ()) {< / div >
< div class = "line" > < a id = "l00744" name = "l00744" > < / a > < span class = "lineno" > 744< / span > manager-> < a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a9456bb31790e4dae791914e3c065b460" > AddCut< / a > (candidate.cut, candidate.name, lp_solution);< / 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 > cuts_.< a class = "code hl_function" href = "classoperations__research_1_1sat_1_1_top_n.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > ();< / div >
< div class = "line" > < a id = "l00747" name = "l00747" > < / a > < span class = "lineno" > 747< / span > }< / 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 > } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a id = "l00750" name = "l00750" > < / a > < span class = "lineno" > 750< / span > } < span class = "comment" > // namespace operations_research< / span > < / 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_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 >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_accad43a85d781d53381cd53a9894b6ae" > < div class = "ttname" > < a href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > < / div > < div class = "ttdeci" > #define LOG(severity)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00420" > base/logging.h:420< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< 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_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 >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassabsl_1_1_strong_vector_html" > < div class = "ttname" > < a href = "classabsl_1_1_strong_vector.html" > absl::StrongVector< IntegerVariable, double > < / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html_a810d5f7aaf80cc09cf5a094e20c1aaca" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html#a810d5f7aaf80cc09cf5a094e20c1aaca" > operations_research::TimeLimit::LimitReached< / a > < / div > < div class = "ttdeci" > bool LimitReached()< / div > < div class = "ttdoc" > Returns true when the external limit is true, or the deterministic time is over the deterministic lim...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00546" > time_limit.h:546< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1_time_limit_html_af90cfd1fc238433fc303ee28c5914eb9" > < div class = "ttname" > < a href = "classoperations__research_1_1_time_limit.html#af90cfd1fc238433fc303ee28c5914eb9" > operations_research::TimeLimit::AdvanceDeterministicTime< / a > < / div > < div class = "ttdeci" > void AdvanceDeterministicTime(double deterministic_duration)< / div > < div class = "ttdoc" > Advances the deterministic time.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "time__limit_8h_source.html#l00227" > time_limit.h:227< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html_a64b6b04f3a519d2c61d49daaa88bf06e" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a64b6b04f3a519d2c61d49daaa88bf06e" > operations_research::glop::StrictITIVector::resize< / a > < / div > < div class = "ttdeci" > void resize(IntType size)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00273" > lp_types.h:273< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_strict_i_t_i_vector_html_a967a5c081ad4195a30c78dc2c0bcabf5" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_strict_i_t_i_vector.html#a967a5c081ad4195a30c78dc2c0bcabf5" > operations_research::glop::StrictITIVector::size< / a > < / div > < div class = "ttdeci" > IntType size() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00280" > lp_types.h:280< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_a4ce4030e2e60f84f0e28616614f9f320" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#a4ce4030e2e60f84f0e28616614f9f320" > operations_research::sat::IntegerTrail::num_level_zero_enqueues< / a > < / div > < div class = "ttdeci" > int64_t num_level_zero_enqueues() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00912" > integer.h:912< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_a9ab880b5e67213a0607c5c3935da9f08" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#a9ab880b5e67213a0607c5c3935da9f08" > operations_research::sat::IntegerTrail::LevelZeroUpperBound< / a > < / div > < div class = "ttdeci" > IntegerValue LevelZeroUpperBound(IntegerVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01534" > integer.h:1534< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_aa68cc40c827bff2fb311040e2b848f9b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#aa68cc40c827bff2fb311040e2b848f9b" > operations_research::sat::IntegerTrail::LevelZeroLowerBound< / a > < / div > < div class = "ttdeci" > IntegerValue LevelZeroLowerBound(IntegerVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01529" > integer.h:1529< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html" > operations_research::sat::LinearConstraintManager< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00050" > linear_constraint_manager.h:50< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a1951610defebe3a3b82d99006793486a" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1951610defebe3a3b82d99006793486a" > operations_research::sat::LinearConstraintManager::ChangeLp< / a > < / div > < div class = "ttdeci" > bool ChangeLp(const absl::StrongVector< IntegerVariable, double > & lp_solution, glop::BasisState *solution_state)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00459" > linear_constraint_manager.cc:459< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a1afbe8d162a9cba17a520812ec6d3dd4" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a1afbe8d162a9cba17a520812ec6d3dd4" > operations_research::sat::LinearConstraintManager::DebugCheckConstraint< / a > < / div > < div class = "ttdeci" > bool DebugCheckConstraint(const LinearConstraint & cut)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00709" > linear_constraint_manager.cc:709< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a36295bfe464bcdb6465fe796a43d02bf" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a36295bfe464bcdb6465fe796a43d02bf" > operations_research::sat::LinearConstraintManager::SetObjectiveCoefficient< / a > < / div > < div class = "ttdeci" > void SetObjectiveCoefficient(IntegerVariable var, IntegerValue coeff)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00319" > linear_constraint_manager.cc:319< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a40e3f0f21a2c16b673c84f734ba6d095" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a40e3f0f21a2c16b673c84f734ba6d095" > operations_research::sat::LinearConstraintManager::Add< / a > < / div > < div class = "ttdeci" > ConstraintIndex Add(LinearConstraint ct, bool *added=nullptr)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00148" > linear_constraint_manager.cc:148< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a8713b8b4baa0b0c2c54907a1fb63c88f" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a8713b8b4baa0b0c2c54907a1fb63c88f" > operations_research::sat::LinearConstraintManager::Statistics< / a > < / div > < div class = "ttdeci" > std::string Statistics() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00060" > linear_constraint_manager.cc:60< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a87cc96a3e72099107712a0386d89d851" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a87cc96a3e72099107712a0386d89d851" > operations_research::sat::LinearConstraintManager::AddAllConstraintsToLp< / a > < / div > < div class = "ttdeci" > void AddAllConstraintsToLp()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00701" > linear_constraint_manager.cc:701< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_linear_constraint_manager_html_a9456bb31790e4dae791914e3c065b460" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_linear_constraint_manager.html#a9456bb31790e4dae791914e3c065b460" > operations_research::sat::LinearConstraintManager::AddCut< / a > < / div > < div class = "ttdeci" > bool AddCut(LinearConstraint ct, std::string type_name, const absl::StrongVector< IntegerVariable, double > & lp_solution, std::string extra_info=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00224" > linear_constraint_manager.cc:224< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_html_a37eb53a23cb596ef5d2e3bbc0fab70dc" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model.html#a37eb53a23cb596ef5d2e3bbc0fab70dc" > operations_research::sat::Model::Get< / a > < / div > < div class = "ttdeci" > T Get(std::function< T(const Model & )> f) const< / div > < div class = "ttdoc" > Similar to Add() but this is const.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2model_8h_source.html#l00091" > sat/model.h:91< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_cuts_html_a713bdb803c52b7b7ac3c52ba9b869530" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#a713bdb803c52b7b7ac3c52ba9b869530" > operations_research::sat::TopNCuts::AddCut< / a > < / div > < div class = "ttdeci" > void AddCut(LinearConstraint ct, const std::string & name, const absl::StrongVector< IntegerVariable, double > & lp_solution)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00729" > linear_constraint_manager.cc:729< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_cuts_html_afb0f85e921e0f240d59d2a739e6b5712" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n_cuts.html#afb0f85e921e0f240d59d2a739e6b5712" > operations_research::sat::TopNCuts::TransferToManager< / a > < / div > < div class = "ttdeci" > void TransferToManager(const absl::StrongVector< IntegerVariable, double > & lp_solution, LinearConstraintManager *manager)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8cc_source.html#l00740" > linear_constraint_manager.cc:740< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_html_a2fa3ae42cc70fabed737aafeb9b15df8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n.html#a2fa3ae42cc70fabed737aafeb9b15df8" > operations_research::sat::TopN::UnorderedElements< / a > < / div > < div class = "ttdeci" > const std::vector< Element > & UnorderedElements() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00277" > linear_constraint_manager.h:277< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_html_a6562540dd1028bdfeea27af27d4d4d10" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n.html#a6562540dd1028bdfeea27af27d4d4d10" > operations_research::sat::TopN::Add< / a > < / div > < div class = "ttdeci" > void Add(Element e, double score)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00256" > linear_constraint_manager.h:256< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_top_n_html_aa71d36872f416feaa853788a7a7a7ef8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_top_n.html#aa71d36872f416feaa853788a7a7a7ef8" > operations_research::sat::TopN::Clear< / a > < / div > < div class = "ttdeci" > void Clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00251" > linear_constraint_manager.h:251< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_a9293e4d29cac928301645070dd307683" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#a9293e4d29cac928301645070dd307683" > b< / a > < / div > < div class = "ttdeci" > int64_t b< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00047" > constraint_solver/table.cc:47< / a > < / div > < / div >
< div class = "ttc" id = "aconstraint__solver_2table_8cc_html_acb18315d548212835cd8ed4287e6c0b6" > < div class = "ttname" > < a href = "constraint__solver_2table_8cc.html#acb18315d548212835cd8ed4287e6c0b6" > a< / a > < / div > < div class = "ttdeci" > int64_t a< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "constraint__solver_2table_8cc_source.html#l00046" > constraint_solver/table.cc:46< / 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 = "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 >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "ahash_8h_html" > < div class = "ttname" > < a href = "hash_8h.html" > hash.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "ainteger_8h_html" > < div class = "ttname" > < a href = "integer_8h.html" > integer.h< / a > < / div > < / div >
< div class = "ttc" id = "alinear__constraint__manager_8h_html" > < div class = "ttname" > < a href = "linear__constraint__manager_8h.html" > linear_constraint_manager.h< / a > < / div > < / div >
< div class = "ttc" id = "alog__severity_8h_html_ab4a2cbab234914b320b7fae11b6e8cb9" > < div class = "ttname" > < a href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > < / div > < div class = "ttdeci" > const int INFO< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "log__severity_8h_source.html#l00031" > log_severity.h:31< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "alp__types_8h_html" > < div class = "ttname" > < a href = "lp__types_8h.html" > lp_types.h< / a > < / div > < / div >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "amatrix__utils_8cc_html_a95d4078c018ac04247ee3785eab30e7b" > < div class = "ttname" > < a href = "matrix__utils_8cc.html#a95d4078c018ac04247ee3785eab30e7b" > hash< / a > < / div > < div class = "ttdeci" > int64_t hash< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "matrix__utils_8cc_source.html#l00061" > matrix_utils.cc:61< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a8fbc9efd86a3cc862a9079d86ab8b524" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a8fbc9efd86a3cc862a9079d86ab8b524" > operations_research::glop::RowToColIndex< / a > < / div > < div class = "ttdeci" > ColIndex RowToColIndex(RowIndex row)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00049" > lp_types.h:49< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_aaddc7ccf1acc75842c2129ee4590d358" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#aaddc7ccf1acc75842c2129ee4590d358" > operations_research::glop::VariableStatus< / a > < / div > < div class = "ttdeci" > VariableStatus< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00197" > lp_types.h:197< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_aaddc7ccf1acc75842c2129ee4590d358ae4ac03f6c9f00665644e868dd1fb9f1e" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#aaddc7ccf1acc75842c2129ee4590d358ae4ac03f6c9f00665644e868dd1fb9f1e" > operations_research::glop::VariableStatus::BASIC< / a > < / div > < div class = "ttdeci" > @ BASIC< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a1227e67513602591fb959e35c9de66e8" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8" > operations_research::sat::kMaxIntegerValue< / a > < / div > < div class = "ttdeci" > constexpr IntegerValue kMaxIntegerValue(std::numeric_limits< IntegerValue::ValueType > ::max() - 1)< / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a1e30e51173c7e43a8c0b4668d5e3f050" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a1e30e51173c7e43a8c0b4668d5e3f050" > operations_research::sat::IntTypeAbs< / a > < / div > < div class = "ttdeci" > IntType IntTypeAbs(IntType t)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00085" > integer.h:85< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a5316808a2d5007c3b489e844801385e5" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a5316808a2d5007c3b489e844801385e5" > operations_research::sat::kMinIntegerValue< / a > < / div > < div class = "ttdeci" > constexpr IntegerValue kMinIntegerValue(-kMaxIntegerValue.value())< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a58fbc2d7f414974dcb10768e6ffdf68e" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a58fbc2d7f414974dcb10768e6ffdf68e" > operations_research::sat::ScalarProduct< / a > < / div > < div class = "ttdeci" > double ScalarProduct(const LinearConstraint & constraint1, const LinearConstraint & constraint2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint_8cc_source.html#l00181" > linear_constraint.cc:181< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a6b1886825a71bbbe156439e2e1dacbc2" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a6b1886825a71bbbe156439e2e1dacbc2" > operations_research::sat::CanonicalizeConstraint< / a > < / div > < div class = "ttdeci" > void CanonicalizeConstraint(LinearConstraint *ct)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint_8cc_source.html#l00314" > linear_constraint.cc:314< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a7e57f3af8ac7a8b8030adb1019cf2b44" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a7e57f3af8ac7a8b8030adb1019cf2b44" > operations_research::sat::NoDuplicateVariable< / a > < / div > < div class = "ttdeci" > bool NoDuplicateVariable(const LinearConstraint & ct)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint_8cc_source.html#l00335" > linear_constraint.cc:335< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a89bc8a9319a176bb809f209617fa10ca" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a89bc8a9319a176bb809f209617fa10ca" > operations_research::sat::ComputeL2Norm< / a > < / div > < div class = "ttdeci" > double ComputeL2Norm(const LinearConstraint & constraint)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint_8cc_source.html#l00165" > linear_constraint.cc:165< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aae43e784db06c0974ce59ebbe8dd2b22" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22" > operations_research::sat::NegationOf< / a > < / div > < div class = "ttdeci" > std::vector< IntegerVariable > NegationOf(const std::vector< IntegerVariable > & vars)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8cc_source.html#l00047" > integer.cc:47< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_acb294633c7688f918623b3b0e09aec43" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#acb294633c7688f918623b3b0e09aec43" > operations_research::sat::ComputeInfinityNorm< / a > < / div > < div class = "ttdeci" > IntegerValue ComputeInfinityNorm(const LinearConstraint & constraint)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint_8cc_source.html#l00173" > linear_constraint.cc:173< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ae2544d2a3a5ef4c78f8e5891f104ab41" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ae2544d2a3a5ef4c78f8e5891f104ab41" > operations_research::sat::VariableIsPositive< / a > < / div > < div class = "ttdeci" > bool VariableIsPositive(IntegerVariable i)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00145" > integer.h:145< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ae3c495e2e05950c578b01976701f9b2a" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ae3c495e2e05950c578b01976701f9b2a" > operations_research::sat::DivideByGCD< / a > < / div > < div class = "ttdeci" > void DivideByGCD(LinearConstraint *constraint)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint_8cc_source.html#l00220" > linear_constraint.cc:220< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aea18a909121c1c2ba4a818298611f0b2" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aea18a909121c1c2ba4a818298611f0b2" > operations_research::sat::ComputeActivity< / a > < / div > < div class = "ttdeci" > double ComputeActivity(const LinearConstraint & constraint, const absl::StrongVector< IntegerVariable, double > & values)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint_8cc_source.html#l00153" > linear_constraint.cc:153< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aed77a1a7675c2f8568529a5a16247ec1" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aed77a1a7675c2f8568529a5a16247ec1" > operations_research::sat::ToDouble< / a > < / div > < div class = "ttdeci" > double ToDouble(IntegerValue value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00077" > integer.h:77< / a > < / div > < / div >
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< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > 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 = "anamespaceutil__hash_html_a17715af1c1bc575a706eb167371b81e9" > < div class = "ttname" > < a href = "namespaceutil__hash.html#a17715af1c1bc575a706eb167371b81e9" > util_hash::Hash< / a > < / div > < div class = "ttdeci" > uint64_t Hash(uint64_t num, uint64_t c)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "hash_8h_source.html#l00150" > hash.h:150< / a > < / div > < / div >
< div class = "ttc" id = "asat_2linear__constraint_8h_html" > < div class = "ttname" > < a href = "sat_2linear__constraint_8h.html" > linear_constraint.h< / 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 >
< div class = "ttc" id = "asharded__optimization__utils_8cc_html_a2a897122b37c5a906205687aecdb627b" > < div class = "ttname" > < a href = "sharded__optimization__utils_8cc.html#a2a897122b37c5a906205687aecdb627b" > l2_norm< / a > < / div > < div class = "ttdeci" > double l2_norm< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sharded__optimization__utils_8cc_source.html#l00102" > sharded_optimization_utils.cc:102< / 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 >
2022-01-17 21:42:14 +01:00
< div class = "ttc" id = "astrong__vector_8h_html" > < div class = "ttname" > < a href = "strong__vector_8h.html" > strong_vector.h< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1glop_1_1_basis_state_html" > < div class = "ttname" > < a href = "structoperations__research_1_1glop_1_1_basis_state.html" > operations_research::glop::BasisState< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variables__info_8h_source.html#l00035" > variables_info.h:35< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1glop_1_1_basis_state_html_a6cc6941be01d3c765280e09be0246c3f" > < div class = "ttname" > < a href = "structoperations__research_1_1glop_1_1_basis_state.html#a6cc6941be01d3c765280e09be0246c3f" > operations_research::glop::BasisState::statuses< / a > < / div > < div class = "ttdeci" > VariableStatusRow statuses< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variables__info_8h_source.html#l00043" > variables_info.h:43< / a > < / div > < / div >
2022-03-04 00:11:33 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_debug_solution_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_debug_solution.html" > operations_research::sat::DebugSolution< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00311" > integer.h:312< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint.html" > operations_research::sat::LinearConstraint< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2linear__constraint_8h_source.html#l00041" > sat/linear_constraint.h:41< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_html_a0ee34e5c6fbf075def1a6c2f0c42d040" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a0ee34e5c6fbf075def1a6c2f0c42d040" > operations_research::sat::LinearConstraint::lb< / a > < / div > < div class = "ttdeci" > IntegerValue lb< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2linear__constraint_8h_source.html#l00042" > sat/linear_constraint.h:42< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_html_a4053d5aed2a34995e0aeb2042878ca7a" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a4053d5aed2a34995e0aeb2042878ca7a" > operations_research::sat::LinearConstraint::coeffs< / a > < / div > < div class = "ttdeci" > std::vector< IntegerValue > coeffs< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2linear__constraint_8h_source.html#l00045" > sat/linear_constraint.h:45< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_html_a6e2915dc7e5345d6959390b53f026c5f" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a6e2915dc7e5345d6959390b53f026c5f" > operations_research::sat::LinearConstraint::ub< / a > < / div > < div class = "ttdeci" > IntegerValue ub< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2linear__constraint_8h_source.html#l00043" > sat/linear_constraint.h:43< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_html_a73e4094f2d4e2adbe5e8d79a5b61fcd1" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint.html#a73e4094f2d4e2adbe5e8d79a5b61fcd1" > operations_research::sat::LinearConstraint::vars< / a > < / div > < div class = "ttdeci" > std::vector< IntegerVariable > vars< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2linear__constraint_8h_source.html#l00044" > sat/linear_constraint.h:44< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html" > operations_research::sat::LinearConstraintManager::ConstraintInfo< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00052" > linear_constraint_manager.h:52< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a032d3e55dc38f64c8914c8a6f9d3ba66" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a032d3e55dc38f64c8914c8a6f9d3ba66" > operations_research::sat::LinearConstraintManager::ConstraintInfo::constraint< / a > < / div > < div class = "ttdeci" > LinearConstraint constraint< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00053" > linear_constraint_manager.h:53< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a2a897122b37c5a906205687aecdb627b" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2a897122b37c5a906205687aecdb627b" > operations_research::sat::LinearConstraintManager::ConstraintInfo::l2_norm< / a > < / div > < div class = "ttdeci" > double l2_norm< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00054" > linear_constraint_manager.h:54< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a2b07c49e916f21a26aa731f4db68785a" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a2b07c49e916f21a26aa731f4db68785a" > operations_research::sat::LinearConstraintManager::ConstraintInfo::hash< / a > < / div > < div class = "ttdeci" > size_t hash< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00059" > linear_constraint_manager.h:59< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info_html_a64cbd77208a462a2d718ed0be41d4b6c" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_linear_constraint_manager_1_1_constraint_info.html#a64cbd77208a462a2d718ed0be41d4b6c" > operations_research::sat::LinearConstraintManager::ConstraintInfo::active_count< / a > < / div > < div class = "ttdeci" > double active_count< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "linear__constraint__manager_8h_source.html#l00065" > linear_constraint_manager.h:65< / a > < / div > < / div >
< div class = "ttc" id = "atime__limit_8h_html" > < div class = "ttname" > < a href = "time__limit_8h.html" > time_limit.h< / a > < / div > < / div >
< div class = "ttc" id = "avariable__and__expressions_8cc_html_a2091cd7d80fdd31762020bce86138587" > < div class = "ttname" > < a href = "variable__and__expressions_8cc.html#a2091cd7d80fdd31762020bce86138587" > coeff< / a > < / div > < div class = "ttdeci" > const double coeff< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "variable__and__expressions_8cc_source.html#l00105" > variable_and_expressions.cc:105< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
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