2020-09-01 16:00:33 +02:00
<!-- HTML header for doxygen 1.8.18 -->
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
< html xmlns = "http://www.w3.org/1999/xhtml" >
< head >
< meta http-equiv = "Content-Type" content = "text/xhtml;charset=UTF-8" / >
< meta http-equiv = "X-UA-Compatible" content = "IE=9" / >
2021-01-26 11:28:50 +01:00
< meta name = "generator" content = "Doxygen 1.9.1" / >
2020-09-01 16:00:33 +02:00
< meta name = "viewport" content = "width=device-width, initial-scale=1" / >
< title > OR-Tools: cp_model_search.cc Source File< / title >
< link href = "tabs.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "jquery.js" > < / script >
< script type = "text/javascript" src = "dynsections.js" > < / script >
< link href = "navtree.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "resize.js" > < / script >
< script type = "text/javascript" src = "navtreedata.js" > < / script >
< script type = "text/javascript" src = "navtree.js" > < / script >
< link href = "search/search.css" rel = "stylesheet" type = "text/css" / >
< script type = "text/javascript" src = "search/searchdata.js" > < / script >
< script type = "text/javascript" src = "search/search.js" > < / script >
< link href = "doxygen.css" rel = "stylesheet" type = "text/css" / >
< link href = "styleSheet.tmp.css" rel = "stylesheet" type = "text/css" / >
< / head >
< body >
< div id = "top" > <!-- do not remove this div, it is closed by doxygen! -->
< div id = "titlearea" >
< table cellspacing = "0" cellpadding = "0" >
< tbody >
< tr style = "height: 56px;" >
< td id = "projectlogo" > < img alt = "Logo" src = "orLogo.png" / > < / td >
< td id = "projectalign" style = "padding-left: 0.5em;" >
< div id = "projectname" > OR-Tools
2021-01-26 11:28:50 +01:00
  < span id = "projectnumber" > 8.2< / span >
2020-09-01 16:00:33 +02:00
< / div >
< / td >
< / tr >
< / tbody >
< / table >
< / div >
<!-- end header part -->
2021-01-26 11:28:50 +01:00
<!-- Generated by Doxygen 1.9.1 -->
2020-09-01 16:00:33 +02:00
< script type = "text/javascript" >
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3& dn=gpl-2.0.txt GPL-v2 */
2021-01-26 11:28:50 +01:00
var searchBox = new SearchBox("searchBox", "search",false,'Search','.html');
2020-09-01 16:00:33 +02:00
/* @license-end */
< / script >
< script type = "text/javascript" src = "menudata.js" > < / script >
< script type = "text/javascript" src = "menu.js" > < / script >
< script type = "text/javascript" >
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3& dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',true,false,'search.php','Search');
$(document).ready(function() { init_search(); });
});
/* @license-end */< / script >
< div id = "main-nav" > < / div >
< / div > <!-- top -->
< div id = "side-nav" class = "ui-resizable side-nav-resizable" >
< div id = "nav-tree" >
< div id = "nav-tree-contents" >
< div id = "nav-sync" class = "sync" > < / div >
< / div >
< / div >
< div id = "splitbar" style = "-moz-user-select:none;"
class="ui-resizable-handle">
< / div >
< / div >
< script type = "text/javascript" >
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3& dn=gpl-2.0.txt GPL-v2 */
$(document).ready(function(){initNavTree('cp__model__search_8cc_source.html',''); initResizable(); });
/* @license-end */
< / script >
< div id = "doc-content" >
<!-- window showing the filter options -->
< div id = "MSearchSelectWindow"
onmouseover="return searchBox.OnSearchSelectShow()"
onmouseout="return searchBox.OnSearchSelectHide()"
onkeydown="return searchBox.OnSearchSelectKey(event)">
< / div >
<!-- iframe showing the search results (closed by default) -->
< div id = "MSearchResultsWindow" >
< iframe src = "javascript:void(0)" frameborder = "0"
name="MSearchResults" id="MSearchResults">
< / iframe >
< / div >
< div class = "header" >
< div class = "headertitle" >
< div class = "title" > cp_model_search.cc< / div > < / div >
< / div > <!-- header -->
< div class = "contents" >
< a href = "cp__model__search_8cc.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a name = "l00001" > < / a > < span class = "lineno" > 1< / span >   < span class = "comment" > // Copyright 2010-2018 Google LLC< / span > < / div >
< div class = "line" > < a name = "l00002" > < / a > < span class = "lineno" > 2< / span >   < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a name = "l00003" > < / a > < span class = "lineno" > 3< / span >   < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a name = "l00004" > < / a > < span class = "lineno" > 4< / span >   < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a name = "l00005" > < / a > < span class = "lineno" > 5< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00006" > < / a > < span class = "lineno" > 6< / span >   < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a name = "l00007" > < / a > < span class = "lineno" > 7< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00008" > < / a > < span class = "lineno" > 8< / span >   < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a name = "l00009" > < / a > < span class = "lineno" > 9< / span >   < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a name = "l00010" > < / a > < span class = "lineno" > 10< / span >   < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a name = "l00011" > < / a > < span class = "lineno" > 11< / span >   < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a name = "l00012" > < / a > < span class = "lineno" > 12< / span >   < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a name = "l00013" > < / a > < span class = "lineno" > 13< / span >   < / div >
< div class = "line" > < a name = "l00014" > < / a > < span class = "lineno" > 14< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "cp__model__search_8h.html" > ortools/sat/cp_model_search.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00015" > < / a > < span class = "lineno" > 15< / span >   < / div >
< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include < random> < / span > < / div >
< div class = "line" > < a name = "l00017" > < / a > < span class = "lineno" > 17< / span >   < / div >
< div class = "line" > < a name = "l00018" > < / a > < span class = "lineno" > 18< / span >   < span class = "preprocessor" > #include " absl/container/flat_hash_map.h" < / span > < / div >
< div class = "line" > < a name = "l00019" > < / a > < span class = "lineno" > 19< / span >   < span class = "preprocessor" > #include " absl/strings/str_format.h" < / span > < / div >
< div class = "line" > < a name = "l00020" > < / a > < span class = "lineno" > 20< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "cp__model__utils_8h.html" > ortools/sat/cp_model_utils.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00021" > < / a > < span class = "lineno" > 21< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "sat_2util_8h.html" > ortools/sat/util.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00022" > < / a > < span class = "lineno" > 22< / span >   < / div >
< div class = "line" > < a name = "l00023" > < / a > < span class = "lineno" > 23< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a name = "l00024" > < / a > < span class = "lineno" > 24< / span >   < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a name = "l00025" > < / a > < span class = "lineno" > 25< / span >   < / div >
< div class = "line" > < a name = "l00026" > < / a > < span class = "lineno" > 26< / span >   < span class = "comment" > // The function responsible for implementing the chosen search strategy.< / span > < / div >
< div class = "line" > < a name = "l00027" > < / a > < span class = "lineno" > 27< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00028" > < / a > < span class = "lineno" > 28< / span >   < span class = "comment" > // TODO(user): expose and unit-test, it seems easy to get the order wrong, and< / span > < / div >
< div class = "line" > < a name = "l00029" > < / a > < span class = "lineno" > 29< / span >   < span class = "comment" > // that would not change the correctness.< / span > < / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00030" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_strategy.html" > 30< / a > < / span >   < span class = "keyword" > struct < / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html" > Strategy< / a > {< / div >
< div class = "line" > < a name = "l00031" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_strategy.html#a3af5431410dfaccc5ec8fdfb8f1d8e3e" > 31< / a > < / span >   std::vector< IntegerVariable> < a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html#a3af5431410dfaccc5ec8fdfb8f1d8e3e" > variables< / a > ;< / div >
< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_strategy.html#a1a44912d5eeec93b48624d8c0ef80764" > 32< / a > < / span >   DecisionStrategyProto::VariableSelectionStrategy < a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html#a1a44912d5eeec93b48624d8c0ef80764" > var_strategy< / a > ;< / div >
< div class = "line" > < a name = "l00033" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_strategy.html#a3fb4ec4afb28873c4155e5a96f836d0f" > 33< / a > < / span >   DecisionStrategyProto::DomainReductionStrategy < a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html#a3fb4ec4afb28873c4155e5a96f836d0f" > domain_strategy< / a > ;< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00034" > < / a > < span class = "lineno" > 34< / span >   };< / div >
< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < span class = "comment" > // Stores one variable and its strategy value.< / span > < / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_var_value.html" > 37< / a > < / span >   < span class = "keyword" > struct < / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_var_value.html" > VarValue< / a > {< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_var_value.html#ab6516f556b715738034b30d290c40214" > 38< / a > < / span >   IntegerVariable < a class = "code" href = "structoperations__research_1_1sat_1_1_var_value.html#ab6516f556b715738034b30d290c40214" > var< / a > ;< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1sat_1_1_var_value.html#a6b21ba2a964fe375e9ddbff5d8cabca8" > 39< / a > < / span >   IntegerValue < a class = "code" href = "structoperations__research_1_1sat_1_1_var_value.html#a6b21ba2a964fe375e9ddbff5d8cabca8" > value< / a > ;< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   };< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a8eaaab6887866402ed7380fb2e6344cb" > 42< / a > < / span >   < span class = "keyword" > const< / span > std::function< < a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > BooleanOrIntegerLiteral< / a > ()> < a class = "code" href = "namespaceoperations__research_1_1sat.html#a8eaaab6887866402ed7380fb2e6344cb" > ConstructSearchStrategyInternal< / a > (< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "keyword" > const< / span > absl::flat_hash_map< < span class = "keywordtype" > int< / span > , std::pair< int64, int64> > & < / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   var_to_coeff_offset_pair,< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "keyword" > const< / span > std::vector< Strategy> & strategies, < a class = "code" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ) {< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_encoder.html" > IntegerEncoder< / a > * < span class = "keyword" > const< / span > integer_encoder = < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_encoder.html" > IntegerEncoder< / a > > ();< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_trail.html" > IntegerTrail< / a > * < span class = "keyword" > const< / span > integer_trail = < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_trail.html" > IntegerTrail< / a > > ();< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00048" > < / a > < span class = "lineno" > 48< / span >   < / div >
< div class = "line" > < a name = "l00049" > < / a > < span class = "lineno" > 49< / span >   < span class = "comment" > // Note that we copy strategies to keep the return function validity< / span > < / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < span class = "comment" > // independently of the life of the passed vector.< / span > < / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "keywordflow" > return< / span > [integer_encoder, integer_trail, strategies, var_to_coeff_offset_pair,< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ]() {< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "keyword" > const< / span > SatParameters* < span class = "keyword" > const< / span > < a class = "code" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > = < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< SatParameters> ();< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html" > Strategy< / a > & strategy : strategies) {< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   IntegerVariable candidate = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a5bd8c44473618b7eafd33ba978db2f06" > kNoIntegerVariable< / a > ;< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   IntegerValue candidate_value = < a class = "code" href = "namespaceoperations__research_1_1sat.html#a1227e67513602591fb959e35c9de66e8" > kMaxIntegerValue< / a > ;< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   IntegerValue candidate_lb;< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   IntegerValue candidate_ub;< / div >
< div class = "line" > < a name = "l00060" > < / a > < span class = "lineno" > 60< / span >   < / div >
< div class = "line" > < a name = "l00061" > < / a > < span class = "lineno" > 61< / span >   < span class = "comment" > // TODO(user): Improve the complexity if this becomes an issue which< / span > < / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   < span class = "comment" > // may be the case if we do a fixed_search.< / span > < / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "comment" > // To store equivalent variables in randomized search.< / span > < / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   std::vector< VarValue> active_vars;< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   < / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > IntegerVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : strategy.variables) {< / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "keywordflow" > if< / span > (integer_trail-> IsCurrentlyIgnored(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "keyword" > const< / span > IntegerValue lb = integer_trail-> LowerBound(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   < span class = "keyword" > const< / span > IntegerValue ub = integer_trail-> UpperBound(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   < span class = "keywordflow" > if< / span > (lb == ub) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   IntegerValue < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > (0);< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   IntegerValue coeff(1);< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   IntegerValue offset(0);< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "namespacegtl.html#aae28e97bd1fa93cb0032642550da7455" > gtl::ContainsKey< / a > (var_to_coeff_offset_pair, < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value())) {< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > coeff_offset =< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < a class = "code" href = "namespacegtl.html#abce27d097bc5680207b294bdad75f59f" > gtl::FindOrDie< / a > (var_to_coeff_offset_pair, < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value());< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   coeff = coeff_offset.first;< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   offset = coeff_offset.second;< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   }< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   < a class = "code" href = "base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a" > DCHECK_GT< / a > (coeff, 0);< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   < / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   < span class = "comment" > // TODO(user): deal with integer overflow in case of wrongly specified< / span > < / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < span class = "comment" > // coeff.< / span > < / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < span class = "keywordflow" > switch< / span > (strategy.var_strategy) {< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::CHOOSE_FIRST:< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::CHOOSE_LOWEST_MIN:< / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = coeff * lb + offset;< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::CHOOSE_HIGHEST_MAX:< / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = -(coeff * ub + offset);< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::CHOOSE_MIN_DOMAIN_SIZE:< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   < span class = "comment" > // TODO(user): Evaluate an exact domain computation.< / span > < / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = coeff * (ub - lb + 1);< / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::CHOOSE_MAX_DOMAIN_SIZE:< / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > 99< / span >   < span class = "comment" > // TODO(user): Evaluate an exact domain computation.< / span > < / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = -coeff * (ub - lb + 1);< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   < span class = "keywordflow" > default< / span > :< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda" > FATAL< / a > ) < < < span class = "stringliteral" > " Unknown VariableSelectionStrategy " < / span > < / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   < < strategy.var_strategy;< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   }< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > < candidate_value) {< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   candidate = < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ;< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   candidate_lb = lb;< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   candidate_ub = ub;< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   candidate_value = < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ;< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   }< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < span class = "keywordflow" > if< / span > (strategy.var_strategy == DecisionStrategyProto::CHOOSE_FIRST & & < / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   !< a class = "code" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > -> randomize_search()) {< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > -> randomize_search()) {< / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "keywordflow" > if< / span > (active_vars.empty() ||< / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > < = candidate_value +< / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > 118< / span >   < a class = "code" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > -> search_randomization_tolerance()) {< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   active_vars.push_back({< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > });< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   }< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   }< / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   }< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < span class = "keywordflow" > if< / span > (candidate == < a class = "code" href = "namespaceoperations__research_1_1sat.html#a5bd8c44473618b7eafd33ba978db2f06" > kNoIntegerVariable< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > -> randomize_search()) {< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!active_vars.empty());< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   < span class = "keyword" > const< / span > IntegerValue threshold(< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   candidate_value + < a class = "code" href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > -> search_randomization_tolerance());< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   < span class = "keyword" > auto< / span > is_above_tolerance = [threshold](< span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_var_value.html" > VarValue< / a > & entry) {< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < span class = "keywordflow" > return< / span > entry.value > threshold;< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   };< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   < span class = "comment" > // Remove all values above tolerance.< / span > < / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   active_vars.erase(std::remove_if(active_vars.begin(), active_vars.end(),< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   is_above_tolerance),< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   active_vars.end());< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > winner =< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   std::uniform_int_distribution< int> (0, active_vars.size() - 1)(< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   *< a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > ModelRandomGenerator< / a > > ());< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   candidate = active_vars[winner].var;< / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   candidate_lb = integer_trail-> LowerBound(candidate);< / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   candidate_ub = integer_trail-> UpperBound(candidate);< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   }< / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < a class = "code" href = "structoperations__research_1_1sat_1_1_integer_literal.html" > IntegerLiteral< / a > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ;< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   < span class = "keywordflow" > switch< / span > (strategy.domain_strategy) {< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::SELECT_MIN_VALUE:< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "structoperations__research_1_1sat_1_1_integer_literal.html#a3e2eb445631727dd4abf1d5343f16b2f" > IntegerLiteral::LowerOrEqual< / a > (candidate, candidate_lb);< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::SELECT_MAX_VALUE:< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "structoperations__research_1_1sat_1_1_integer_literal.html#a6c233aafac25ea66d69de93a83c9be63" > IntegerLiteral::GreaterOrEqual< / a > (candidate, candidate_ub);< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::SELECT_LOWER_HALF:< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "structoperations__research_1_1sat_1_1_integer_literal.html#a3e2eb445631727dd4abf1d5343f16b2f" > IntegerLiteral::LowerOrEqual< / a > (< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   candidate, candidate_lb + (candidate_ub - candidate_lb) / 2);< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::SELECT_UPPER_HALF:< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "structoperations__research_1_1sat_1_1_integer_literal.html#a6c233aafac25ea66d69de93a83c9be63" > IntegerLiteral::GreaterOrEqual< / a > (< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   candidate, candidate_ub - (candidate_ub - candidate_lb) / 2);< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < span class = "keywordflow" > case< / span > DecisionStrategyProto::SELECT_MEDIAN_VALUE:< / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < span class = "comment" > // TODO(user): Implement the correct method.< / span > < / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = < a class = "code" href = "structoperations__research_1_1sat_1_1_integer_literal.html#a3e2eb445631727dd4abf1d5343f16b2f" > IntegerLiteral::LowerOrEqual< / a > (candidate, candidate_lb);< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < span class = "keywordflow" > default< / span > :< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda" > FATAL< / a > ) < < < span class = "stringliteral" > " Unknown DomainReductionStrategy " < / span > < / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   < < strategy.domain_strategy;< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   }< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > BooleanOrIntegerLiteral< / a > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > );< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   }< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > BooleanOrIntegerLiteral< / a > ();< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   };< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   }< / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   < / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#aef9a9e314dd32a66b7540b0ae367eb4f" > 173< / a > < / span >   std::function< < a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > BooleanOrIntegerLiteral< / a > ()> < a class = "code" href = "namespaceoperations__research_1_1sat.html#aef9a9e314dd32a66b7540b0ae367eb4f" > ConstructSearchStrategy< / a > (< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   < span class = "keyword" > const< / span > CpModelProto& cp_model_proto,< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   < span class = "keyword" > const< / span > std::vector< IntegerVariable> & variable_mapping,< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   IntegerVariable objective_var, < a class = "code" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ) {< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   < span class = "comment" > // Default strategy is to instantiate the IntegerVariable in order.< / span > < / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   std::function< < a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > BooleanOrIntegerLiteral< / a > ()> default_search_strategy = < span class = "keyword" > nullptr< / span > ;< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > instantiate_all_variables =< / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< SatParameters> ()-> instantiate_all_variables();< / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > 181< / span >   < / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < span class = "keywordflow" > if< / span > (instantiate_all_variables) {< / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   std::vector< IntegerVariable> decisions;< / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > IntegerVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : variable_mapping) {< / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > == < a class = "code" href = "namespaceoperations__research_1_1sat.html#a5bd8c44473618b7eafd33ba978db2f06" > kNoIntegerVariable< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   < span class = "comment" > // Make sure we try to fix the objective to its lowest value first.< / span > < / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > == < a class = "code" href = "namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22" > NegationOf< / a > (objective_var)) {< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   decisions.push_back(objective_var);< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   decisions.push_back(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   }< / div >
< div class = "line" > < a name = "l00193" > < / a > < span class = "lineno" > 193< / span >   }< / div >
< div class = "line" > < a name = "l00194" > < / a > < span class = "lineno" > 194< / span >   default_search_strategy =< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#a0b08971dbb223f77e7fc9c41a77fdc7b" > FirstUnassignedVarAtItsMinHeuristic< / a > (decisions, < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > );< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   }< / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   std::vector< Strategy> strategies;< / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   absl::flat_hash_map< int, std::pair< int64, int64> > var_to_coeff_offset_pair;< / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > DecisionStrategyProto& < a class = "code" href = "cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2" > proto< / a > : cp_model_proto.search_strategy()) {< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   strategies.push_back(< a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html" > Strategy< / a > ());< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html" > Strategy< / a > & strategy = strategies.back();< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ref : < a class = "code" href = "cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2" > proto< / a > .variables()) {< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   strategy.< a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html#a3af5431410dfaccc5ec8fdfb8f1d8e3e" > variables< / a > .push_back(< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref) ? variable_mapping[ref]< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   : < a class = "code" href = "namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22" > NegationOf< / a > (variable_mapping[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)]));< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   }< / div >
2020-10-09 12:00:09 +02:00
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   strategy.< a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html#a1a44912d5eeec93b48624d8c0ef80764" > var_strategy< / a > = < a class = "code" href = "cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2" > proto< / a > .variable_selection_strategy();< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   strategy.< a class = "code" href = "structoperations__research_1_1sat_1_1_strategy.html#a3fb4ec4afb28873c4155e5a96f836d0f" > domain_strategy< / a > = < a class = "code" href = "cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2" > proto< / a > .domain_reduction_strategy();< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & transform : < a class = "code" href = "cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2" > proto< / a > .transformations()) {< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ref = transform.var();< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "keyword" > const< / span > IntegerVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > =< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > RefIsPositive< / a > (ref) ? variable_mapping[ref]< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   : < a class = "code" href = "namespaceoperations__research_1_1sat.html#aae43e784db06c0974ce59ebbe8dd2b22" > NegationOf< / a > (variable_mapping[< a class = "code" href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > PositiveRef< / a > (ref)]);< / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "namespacegtl.html#aae28e97bd1fa93cb0032642550da7455" > gtl::ContainsKey< / a > (var_to_coeff_offset_pair, < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value())) {< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   var_to_coeff_offset_pair[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value()] = {transform.positive_coeff(),< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   transform.offset()};< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   }< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   }< / div >
< div class = "line" > < a name = "l00220" > < / a > < span class = "lineno" > 220< / span >   }< / div >
< div class = "line" > < a name = "l00221" > < / a > < span class = "lineno" > 221< / span >   < span class = "keywordflow" > if< / span > (instantiate_all_variables) {< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#abcf8d0c663710a1e395489e62de487b1" > SequentialSearch< / a > ({< a class = "code" href = "namespaceoperations__research_1_1sat.html#a8eaaab6887866402ed7380fb2e6344cb" > ConstructSearchStrategyInternal< / a > (< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   var_to_coeff_offset_pair, strategies, < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ),< / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   default_search_strategy});< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   } < span class = "keywordflow" > else< / span > {< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   < span class = "keywordflow" > return< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#a8eaaab6887866402ed7380fb2e6344cb" > ConstructSearchStrategyInternal< / a > (var_to_coeff_offset_pair, strategies,< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > );< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / span >   }< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   }< / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   < / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#afb3c98e67e212632d35259e550235d0a" > 231< / a > < / span >   std::function< < a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > BooleanOrIntegerLiteral< / a > ()> < a class = "code" href = "namespaceoperations__research_1_1sat.html#afb3c98e67e212632d35259e550235d0a" > InstrumentSearchStrategy< / a > (< / div >
2020-09-01 16:00:33 +02:00
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   < span class = "keyword" > const< / span > CpModelProto& cp_model_proto,< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   < span class = "keyword" > const< / span > std::vector< IntegerVariable> & variable_mapping,< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > 234< / span >   < span class = "keyword" > const< / span > std::function< < a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > BooleanOrIntegerLiteral< / a > ()> & instrumented_strategy,< / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_model.html" > Model< / a > * < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > ) {< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   std::vector< int> ref_to_display;< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < cp_model_proto.variables_size(); ++i) {< / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   < span class = "keywordflow" > if< / span > (variable_mapping[i] == < a class = "code" href = "namespaceoperations__research_1_1sat.html#a5bd8c44473618b7eafd33ba978db2f06" > kNoIntegerVariable< / a > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < span class = "keywordflow" > if< / span > (cp_model_proto.variables(i).name().empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   ref_to_display.push_back(i);< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   }< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   std::sort(ref_to_display.begin(), ref_to_display.end(), [& ](< span class = "keywordtype" > int< / span > i, < span class = "keywordtype" > int< / span > j) {< / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   return cp_model_proto.variables(i).name() < < / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   cp_model_proto.variables(j).name();< / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   });< / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   std::vector< std::pair< int64, int64> > old_domains(variable_mapping.size());< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   < span class = "keywordflow" > return< / span > [instrumented_strategy, < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > , variable_mapping, cp_model_proto,< / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   old_domains, ref_to_display]() < span class = "keyword" > mutable< / span > {< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > BooleanOrIntegerLiteral< / a > decision = instrumented_strategy();< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   < span class = "keywordflow" > if< / span > (!decision.< a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html#ae26b73bbf70dc88433be39df364ca7c1" > HasValue< / a > ()) < span class = "keywordflow" > return< / span > decision;< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   < / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   < span class = "keywordflow" > if< / span > (decision.< a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html#a3c6f3ae96a90c7fcef34dd0f1ce0297e" > boolean_literal_index< / a > != < a class = "code" href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > kNoLiteralIndex< / a > ) {< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > l = < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (decision.< a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html#a3c6f3ae96a90c7fcef34dd0f1ce0297e" > boolean_literal_index< / a > );< / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Boolean decision " < / span > < < l;< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < a class = "code" href = "structoperations__research_1_1sat_1_1_integer_literal.html" > IntegerLiteral< / a > i_lit :< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> Get< < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_encoder.html" > IntegerEncoder< / a > > ()-> < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_encoder.html#a0d782ddea6e94b7dfbb612f1a64c2f7b" > GetAllIntegerLiterals< / a > (l)) {< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " - associated with " < / span > < < i_lit;< / div >
< div class = "line" > < a name = "l00259" > < / a > < span class = "lineno" > 259< / span >   }< / div >
< div class = "line" > < a name = "l00260" > < / a > < span class = "lineno" > 260< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < < span class = "stringliteral" > " Integer decision " < / span > < < decision.< a class = "code" href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html#aee356429e37f0750e38ee17ae1464a00" > integer_literal< / a > ;< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   }< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > level = < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> Get< < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > > ()-> CurrentDecisionLevel();< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   std::string to_display =< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   absl::StrCat(< span class = "stringliteral" > " Diff since last call, level=" < / span > , level, < span class = "stringliteral" > " \n" < / span > );< / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_trail.html" > IntegerTrail< / a > * integer_trail = < a class = "code" href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > -> GetOrCreate< < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_trail.html" > IntegerTrail< / a > > ();< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ref : ref_to_display) {< / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   < span class = "keyword" > const< / span > IntegerVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = variable_mapping[ref];< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   < span class = "keyword" > const< / span > std::pair< int64, int64> new_domain(< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   integer_trail-> < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_trail.html#ab857cd2aead68952d9fe92a8ad8d3ac9" > LowerBound< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).value(),< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   integer_trail-> < a class = "code" href = "classoperations__research_1_1sat_1_1_integer_trail.html#a8b6d5a25e6ad3d28a85b1924471e2cac" > UpperBound< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).value());< / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < span class = "keywordflow" > if< / span > (new_domain != old_domains[ref]) {< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   absl::StrAppend(& to_display, cp_model_proto.variables(ref).name(), < span class = "stringliteral" > " [" < / span > ,< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   old_domains[ref].first, < span class = "stringliteral" > " ," < / span > , old_domains[ref].second,< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   < span class = "stringliteral" > " ] -> [" < / span > , new_domain.first, < span class = "stringliteral" > " ," < / span > , new_domain.second,< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   < span class = "stringliteral" > " ]\n" < / span > );< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   old_domains[ref] = new_domain;< / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   }< / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   }< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > ) < < to_display;< / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < span class = "keywordflow" > return< / span > decision;< / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   };< / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   }< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   < / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   < span class = "comment" > // Note: in flatzinc setting, we know we always have a fixed search defined.< / span > < / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   < span class = "comment" > // Things to try:< / span > < / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   < span class = "comment" > // - Specialize for purely boolean problems< / span > < / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   < span class = "comment" > // - Disable linearization_level options for non linear problems< / span > < / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   < span class = "comment" > // - Fast restart in randomized search< / span > < / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   < span class = "comment" > // - Different propatation levels for scheduling constraints< / span > < / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#accb8be601562b35adeea0682f3ea560c" > 292< / a > < / span >   std::vector< SatParameters> < a class = "code" href = "namespaceoperations__research_1_1sat.html#accb8be601562b35adeea0682f3ea560c" > GetDiverseSetOfParameters< / a > (< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   < span class = "keyword" > const< / span > SatParameters& base_params, < span class = "keyword" > const< / span > CpModelProto& cp_model,< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_workers) {< / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   < span class = "comment" > // Defines a set of named strategies so it is easier to read in one place< / span > < / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   < span class = "comment" > // the one that are used. See below.< / span > < / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   std::map< std::string, SatParameters> strategies;< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   < / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   < span class = "comment" > // Lp variations only.< / span > < / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   {< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   SatParameters new_params = base_params;< / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   new_params.set_linearization_level(0);< / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   strategies[< span class = "stringliteral" > " no_lp" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   new_params.set_linearization_level(1);< / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   strategies[< span class = "stringliteral" > " default_lp" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   new_params.set_linearization_level(2);< / div >
2021-02-26 14:48:18 +01:00
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   new_params.set_add_lp_constraints_lazily(< span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   strategies[< span class = "stringliteral" > " max_lp" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00309" > < / a > < span class = "lineno" > 309< / span >   }< / div >
< div class = "line" > < a name = "l00310" > < / a > < span class = "lineno" > 310< / span >   < / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   < span class = "comment" > // Core. Note that we disable the lp here because it is faster on the minizinc< / span > < / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < span class = "comment" > // benchmark.< / span > < / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < span class = "comment" > // TODO(user): Do more experiments, the LP with core could be useful, but we< / span > < / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < span class = "comment" > // probably need to incorporate the newly created integer variables from the< / span > < / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   < span class = "comment" > // core algorithm into the LP.< / span > < / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   {< / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   SatParameters new_params = base_params;< / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   new_params.set_search_branching(SatParameters::AUTOMATIC_SEARCH);< / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   new_params.set_optimize_with_core(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   new_params.set_linearization_level(0);< / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   strategies[< span class = "stringliteral" > " core" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   }< / div >
< div class = "line" > < a name = "l00324" > < / a > < span class = "lineno" > 324< / span >   < / div >
< div class = "line" > < a name = "l00325" > < / a > < span class = "lineno" > 325< / span >   < span class = "comment" > // It can be interesting to try core and lp.< / span > < / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   {< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   SatParameters new_params = base_params;< / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   new_params.set_search_branching(SatParameters::AUTOMATIC_SEARCH);< / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   new_params.set_optimize_with_core(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   new_params.set_linearization_level(1);< / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   strategies[< span class = "stringliteral" > " core_default_lp" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   }< / div >
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   < / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   {< / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   SatParameters new_params = base_params;< / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   new_params.set_search_branching(SatParameters::AUTOMATIC_SEARCH);< / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   new_params.set_optimize_with_core(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   new_params.set_linearization_level(2);< / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   strategies[< span class = "stringliteral" > " core_max_lp" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   }< / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   < / div >
< div class = "line" > < a name = "l00342" > < / a > < span class = "lineno" > 342< / span >   {< / div >
< div class = "line" > < a name = "l00343" > < / a > < span class = "lineno" > 343< / span >   SatParameters new_params = base_params;< / div >
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   new_params.set_search_branching(SatParameters::AUTOMATIC_SEARCH);< / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   new_params.set_use_probing_search(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   strategies[< span class = "stringliteral" > " probing" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00347" > < / a > < span class = "lineno" > 347< / span >   }< / div >
< div class = "line" > < a name = "l00348" > < / a > < span class = "lineno" > 348< / span >   < / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   < span class = "comment" > // Search variation.< / span > < / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   {< / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   SatParameters new_params = base_params;< / div >
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > 352< / span >   new_params.set_search_branching(SatParameters::AUTOMATIC_SEARCH);< / div >
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   strategies[< span class = "stringliteral" > " auto" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00354" > < / a > < span class = "lineno" > 354< / span >   < / div >
< div class = "line" > < a name = "l00355" > < / a > < span class = "lineno" > 355< / span >   new_params.set_search_branching(SatParameters::FIXED_SEARCH);< / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > 356< / span >   strategies[< span class = "stringliteral" > " fixed" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > 357< / span >   < / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   new_params.set_search_branching(< / div >
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > 359< / span >   SatParameters::PORTFOLIO_WITH_QUICK_RESTART_SEARCH);< / div >
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   strategies[< span class = "stringliteral" > " quick_restart" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   < / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   new_params.set_search_branching(< / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   SatParameters::PORTFOLIO_WITH_QUICK_RESTART_SEARCH);< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   new_params.set_linearization_level(0);< / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   strategies[< span class = "stringliteral" > " quick_restart_no_lp" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00366" > < / a > < span class = "lineno" > 366< / span >   < / div >
< div class = "line" > < a name = "l00367" > < / a > < span class = "lineno" > 367< / span >   < span class = "comment" > // We force the max lp here too.< / span > < / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   new_params.set_linearization_level(2);< / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   new_params.set_search_branching(SatParameters::LP_SEARCH);< / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   strategies[< span class = "stringliteral" > " reduced_costs" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > 371< / span >   < / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   < span class = "comment" > // For this one, we force other param too.< / span > < / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   new_params.set_linearization_level(2);< / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   new_params.set_search_branching(SatParameters::PSEUDO_COST_SEARCH);< / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   new_params.set_exploit_best_solution(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   strategies[< span class = "stringliteral" > " pseudo_costs" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   }< / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   < / div >
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / span >   < span class = "comment" > // Less encoding.< / span > < / div >
< div class = "line" > < a name = "l00380" > < / a > < span class = "lineno" > 380< / span >   {< / div >
< div class = "line" > < a name = "l00381" > < / a > < span class = "lineno" > 381< / span >   SatParameters new_params = base_params;< / div >
< div class = "line" > < a name = "l00382" > < / a > < span class = "lineno" > 382< / span >   new_params.set_boolean_encoding_level(0);< / div >
< div class = "line" > < a name = "l00383" > < / a > < span class = "lineno" > 383< / span >   strategies[< span class = "stringliteral" > " less_encoding" < / span > ] = new_params;< / div >
< div class = "line" > < a name = "l00384" > < / a > < span class = "lineno" > 384< / span >   }< / div >
< div class = "line" > < a name = "l00385" > < / a > < span class = "lineno" > 385< / span >   < / div >
< div class = "line" > < a name = "l00386" > < / a > < span class = "lineno" > 386< / span >   < span class = "comment" > // Our current set of strategies< / span > < / div >
< div class = "line" > < a name = "l00387" > < / a > < span class = "lineno" > 387< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00388" > < / a > < span class = "lineno" > 388< / span >   < span class = "comment" > // TODO(user, fdid): Avoid launching two strategies if they are the same,< / span > < / div >
< div class = "line" > < a name = "l00389" > < / a > < span class = "lineno" > 389< / span >   < span class = "comment" > // like if there is no lp, or everything is already linearized at level 1.< / span > < / div >
< div class = "line" > < a name = "l00390" > < / a > < span class = "lineno" > 390< / span >   std::vector< std::string> names;< / div >
< div class = "line" > < a name = "l00391" > < / a > < span class = "lineno" > 391< / span >   < span class = "keywordflow" > if< / span > (base_params.reduce_memory_usage_in_interleave_mode() & & < / div >
< div class = "line" > < a name = "l00392" > < / a > < span class = "lineno" > 392< / span >   base_params.interleave_search()) {< / div >
< div class = "line" > < a name = "l00393" > < / a > < span class = "lineno" > 393< / span >   < span class = "comment" > // Low memory mode for interleaved search in single thread.< / span > < / div >
< div class = "line" > < a name = "l00394" > < / a > < span class = "lineno" > 394< / span >   < span class = "keywordflow" > if< / span > (cp_model.has_objective()) {< / div >
< div class = "line" > < a name = "l00395" > < / a > < span class = "lineno" > 395< / span >   names.push_back(< span class = "stringliteral" > " default_lp" < / span > );< / div >
< div class = "line" > < a name = "l00396" > < / a > < span class = "lineno" > 396< / span >   names.push_back(!cp_model.search_strategy().empty() ? < span class = "stringliteral" > " fixed" < / span > < / div >
< div class = "line" > < a name = "l00397" > < / a > < span class = "lineno" > 397< / span >   : < span class = "stringliteral" > " pseudo_costs" < / span > );< / div >
< div class = "line" > < a name = "l00398" > < / a > < span class = "lineno" > 398< / span >   names.push_back(cp_model.objective().vars_size() > 1 ? < span class = "stringliteral" > " core" < / span > : < span class = "stringliteral" > " no_lp" < / span > );< / div >
< div class = "line" > < a name = "l00399" > < / a > < span class = "lineno" > 399< / span >   names.push_back(< span class = "stringliteral" > " max_lp" < / span > );< / div >
< div class = "line" > < a name = "l00400" > < / a > < span class = "lineno" > 400< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00401" > < / a > < span class = "lineno" > 401< / span >   names.push_back(< span class = "stringliteral" > " default_lp" < / span > );< / div >
< div class = "line" > < a name = "l00402" > < / a > < span class = "lineno" > 402< / span >   names.push_back(cp_model.search_strategy_size() > 0 ? < span class = "stringliteral" > " fixed" < / span > : < span class = "stringliteral" > " no_lp" < / span > );< / div >
< div class = "line" > < a name = "l00403" > < / a > < span class = "lineno" > 403< / span >   names.push_back(< span class = "stringliteral" > " less_encoding" < / span > );< / div >
< div class = "line" > < a name = "l00404" > < / a > < span class = "lineno" > 404< / span >   names.push_back(< span class = "stringliteral" > " max_lp" < / span > );< / div >
< div class = "line" > < a name = "l00405" > < / a > < span class = "lineno" > 405< / span >   names.push_back(< span class = "stringliteral" > " quick_restart" < / span > );< / div >
< div class = "line" > < a name = "l00406" > < / a > < span class = "lineno" > 406< / span >   }< / div >
< div class = "line" > < a name = "l00407" > < / a > < span class = "lineno" > 407< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (cp_model.has_objective()) {< / div >
< div class = "line" > < a name = "l00408" > < / a > < span class = "lineno" > 408< / span >   names.push_back(< span class = "stringliteral" > " default_lp" < / span > );< / div >
< div class = "line" > < a name = "l00409" > < / a > < span class = "lineno" > 409< / span >   names.push_back(!cp_model.search_strategy().empty() ? < span class = "stringliteral" > " fixed" < / span > < / div >
< div class = "line" > < a name = "l00410" > < / a > < span class = "lineno" > 410< / span >   : < span class = "stringliteral" > " reduced_costs" < / span > );< / div >
< div class = "line" > < a name = "l00411" > < / a > < span class = "lineno" > 411< / span >   names.push_back(< span class = "stringliteral" > " pseudo_costs" < / span > );< / div >
< div class = "line" > < a name = "l00412" > < / a > < span class = "lineno" > 412< / span >   names.push_back(< span class = "stringliteral" > " no_lp" < / span > );< / div >
< div class = "line" > < a name = "l00413" > < / a > < span class = "lineno" > 413< / span >   names.push_back(< span class = "stringliteral" > " max_lp" < / span > );< / div >
< div class = "line" > < a name = "l00414" > < / a > < span class = "lineno" > 414< / span >   < span class = "keywordflow" > if< / span > (cp_model.objective().vars_size() > 1) names.push_back(< span class = "stringliteral" > " core" < / span > );< / div >
< div class = "line" > < a name = "l00415" > < / a > < span class = "lineno" > 415< / span >   < span class = "comment" > // TODO(user): Experiment with core and LP.< / span > < / div >
< div class = "line" > < a name = "l00416" > < / a > < span class = "lineno" > 416< / span >   < / div >
< div class = "line" > < a name = "l00417" > < / a > < span class = "lineno" > 417< / span >   < span class = "comment" > // Only add this strategy if we have enough worker left for LNS.< / span > < / div >
< div class = "line" > < a name = "l00418" > < / a > < span class = "lineno" > 418< / span >   < span class = "keywordflow" > if< / span > (num_workers > 8 || base_params.interleave_search()) {< / div >
< div class = "line" > < a name = "l00419" > < / a > < span class = "lineno" > 419< / span >   names.push_back(< span class = "stringliteral" > " quick_restart" < / span > );< / div >
< div class = "line" > < a name = "l00420" > < / a > < span class = "lineno" > 420< / span >   }< / div >
< div class = "line" > < a name = "l00421" > < / a > < span class = "lineno" > 421< / span >   < span class = "keywordflow" > if< / span > (num_workers > 10) {< / div >
< div class = "line" > < a name = "l00422" > < / a > < span class = "lineno" > 422< / span >   names.push_back(< span class = "stringliteral" > " quick_restart_no_lp" < / span > );< / div >
< div class = "line" > < a name = "l00423" > < / a > < span class = "lineno" > 423< / span >   }< / div >
< div class = "line" > < a name = "l00424" > < / a > < span class = "lineno" > 424< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00425" > < / a > < span class = "lineno" > 425< / span >   names.push_back(< span class = "stringliteral" > " default_lp" < / span > );< / div >
< div class = "line" > < a name = "l00426" > < / a > < span class = "lineno" > 426< / span >   < span class = "keywordflow" > if< / span > (cp_model.search_strategy_size() > 0) names.push_back(< span class = "stringliteral" > " fixed" < / span > );< / div >
< div class = "line" > < a name = "l00427" > < / a > < span class = "lineno" > 427< / span >   names.push_back(< span class = "stringliteral" > " less_encoding" < / span > );< / div >
< div class = "line" > < a name = "l00428" > < / a > < span class = "lineno" > 428< / span >   names.push_back(< span class = "stringliteral" > " no_lp" < / span > );< / div >
< div class = "line" > < a name = "l00429" > < / a > < span class = "lineno" > 429< / span >   names.push_back(< span class = "stringliteral" > " max_lp" < / span > );< / div >
< div class = "line" > < a name = "l00430" > < / a > < span class = "lineno" > 430< / span >   names.push_back(< span class = "stringliteral" > " quick_restart" < / span > );< / div >
< div class = "line" > < a name = "l00431" > < / a > < span class = "lineno" > 431< / span >   < span class = "keywordflow" > if< / span > (num_workers > 10) {< / div >
< div class = "line" > < a name = "l00432" > < / a > < span class = "lineno" > 432< / span >   names.push_back(< span class = "stringliteral" > " quick_restart_no_lp" < / span > );< / div >
< div class = "line" > < a name = "l00433" > < / a > < span class = "lineno" > 433< / span >   }< / div >
< div class = "line" > < a name = "l00434" > < / a > < span class = "lineno" > 434< / span >   }< / div >
< div class = "line" > < a name = "l00435" > < / a > < span class = "lineno" > 435< / span >   < span class = "keywordflow" > if< / span > (num_workers > 12) {< / div >
< div class = "line" > < a name = "l00436" > < / a > < span class = "lineno" > 436< / span >   names.push_back(< span class = "stringliteral" > " probing" < / span > );< / div >
< div class = "line" > < a name = "l00437" > < / a > < span class = "lineno" > 437< / span >   }< / div >
< div class = "line" > < a name = "l00438" > < / a > < span class = "lineno" > 438< / span >   < / div >
< div class = "line" > < a name = "l00439" > < / a > < span class = "lineno" > 439< / span >   < span class = "comment" > // Creates the diverse set of parameters with names and seed. We remove the< / span > < / div >
< div class = "line" > < a name = "l00440" > < / a > < span class = "lineno" > 440< / span >   < span class = "comment" > // last ones if needed below.< / span > < / div >
< div class = "line" > < a name = "l00441" > < / a > < span class = "lineno" > 441< / span >   std::vector< SatParameters> result;< / div >
< div class = "line" > < a name = "l00442" > < / a > < span class = "lineno" > 442< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > std::string& < a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > : names) {< / div >
< div class = "line" > < a name = "l00443" > < / a > < span class = "lineno" > 443< / span >   SatParameters new_params = strategies.at(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > );< / div >
< div class = "line" > < a name = "l00444" > < / a > < span class = "lineno" > 444< / span >   new_params.set_name(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > );< / div >
< div class = "line" > < a name = "l00445" > < / a > < span class = "lineno" > 445< / span >   new_params.set_random_seed(result.size() + 1);< / div >
< div class = "line" > < a name = "l00446" > < / a > < span class = "lineno" > 446< / span >   result.push_back(new_params);< / div >
< div class = "line" > < a name = "l00447" > < / a > < span class = "lineno" > 447< / span >   }< / div >
< div class = "line" > < a name = "l00448" > < / a > < span class = "lineno" > 448< / span >   < / div >
< div class = "line" > < a name = "l00449" > < / a > < span class = "lineno" > 449< / span >   < span class = "comment" > // If there is no objective, we complete with randomized fixed search.< / span > < / div >
< div class = "line" > < a name = "l00450" > < / a > < span class = "lineno" > 450< / span >   < span class = "comment" > // If there is an objective, the extra workers will use LNS.< / span > < / div >
< div class = "line" > < a name = "l00451" > < / a > < span class = "lineno" > 451< / span >   < span class = "keywordflow" > if< / span > (!cp_model.has_objective()) {< / div >
< div class = "line" > < a name = "l00452" > < / a > < span class = "lineno" > 452< / span >   < span class = "keywordtype" > int< / span > target = num_workers;< / div >
< div class = "line" > < a name = "l00453" > < / a > < span class = "lineno" > 453< / span >   < / div >
< div class = "line" > < a name = "l00454" > < / a > < span class = "lineno" > 454< / span >   < span class = "comment" > // If strategies that do not require a full worker are present, leave one< / span > < / div >
< div class = "line" > < a name = "l00455" > < / a > < span class = "lineno" > 455< / span >   < span class = "comment" > // worker for them.< / span > < / div >
< div class = "line" > < a name = "l00456" > < / a > < span class = "lineno" > 456< / span >   < span class = "keywordflow" > if< / span > (!base_params.interleave_search() & & < / div >
< div class = "line" > < a name = "l00457" > < / a > < span class = "lineno" > 457< / span >   (base_params.use_rins_lns() || base_params.use_relaxation_lns() ||< / div >
< div class = "line" > < a name = "l00458" > < / a > < span class = "lineno" > 458< / span >   base_params.use_feasibility_pump())) {< / div >
< div class = "line" > < a name = "l00459" > < / a > < span class = "lineno" > 459< / span >   target = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (1, num_workers - 1);< / div >
< div class = "line" > < a name = "l00460" > < / a > < span class = "lineno" > 460< / span >   }< / div >
< div class = "line" > < a name = "l00461" > < / a > < span class = "lineno" > 461< / span >   < / div >
< div class = "line" > < a name = "l00462" > < / a > < span class = "lineno" > 462< / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > = 1;< / div >
< div class = "line" > < a name = "l00463" > < / a > < span class = "lineno" > 463< / span >   < span class = "keywordflow" > while< / span > (result.size() < target) {< / div >
< div class = "line" > < a name = "l00464" > < / a > < span class = "lineno" > 464< / span >   < span class = "comment" > // TODO(user): This doesn' t make sense if there is no fixed search.< / span > < / div >
< div class = "line" > < a name = "l00465" > < / a > < span class = "lineno" > 465< / span >   SatParameters new_params = base_params;< / div >
< div class = "line" > < a name = "l00466" > < / a > < span class = "lineno" > 466< / span >   new_params.set_search_branching(SatParameters::FIXED_SEARCH);< / div >
< div class = "line" > < a name = "l00467" > < / a > < span class = "lineno" > 467< / span >   new_params.set_randomize_search(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00468" > < / a > < span class = "lineno" > 468< / span >   new_params.set_search_randomization_tolerance(< a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > );< / div >
< div class = "line" > < a name = "l00469" > < / a > < span class = "lineno" > 469< / span >   new_params.set_random_seed(result.size() + 1);< / div >
< div class = "line" > < a name = "l00470" > < / a > < span class = "lineno" > 470< / span >   new_params.set_name(absl::StrCat(< span class = "stringliteral" > " random_" < / span > , < a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ));< / div >
< div class = "line" > < a name = "l00471" > < / a > < span class = "lineno" > 471< / span >   result.push_back(new_params);< / div >
< div class = "line" > < a name = "l00472" > < / a > < span class = "lineno" > 472< / span >   ++< a class = "code" href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > ;< / div >
< div class = "line" > < a name = "l00473" > < / a > < span class = "lineno" > 473< / span >   }< / div >
< div class = "line" > < a name = "l00474" > < / a > < span class = "lineno" > 474< / span >   }< / div >
< div class = "line" > < a name = "l00475" > < / a > < span class = "lineno" > 475< / span >   < / div >
< div class = "line" > < a name = "l00476" > < / a > < span class = "lineno" > 476< / span >   < span class = "comment" > // If we are not in interleave search, we cannot run more strategies than< / span > < / div >
< div class = "line" > < a name = "l00477" > < / a > < span class = "lineno" > 477< / span >   < span class = "comment" > // the number of worker.< / span > < / div >
< div class = "line" > < a name = "l00478" > < / a > < span class = "lineno" > 478< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00479" > < / a > < span class = "lineno" > 479< / span >   < span class = "comment" > // TODO(user): consider using LNS if we use a small number of workers.< / span > < / div >
< div class = "line" > < a name = "l00480" > < / a > < span class = "lineno" > 480< / span >   < span class = "keywordflow" > if< / span > (!base_params.interleave_search() & & result.size() > num_workers) {< / div >
< div class = "line" > < a name = "l00481" > < / a > < span class = "lineno" > 481< / span >   result.resize(num_workers);< / div >
< div class = "line" > < a name = "l00482" > < / a > < span class = "lineno" > 482< / span >   }< / div >
< div class = "line" > < a name = "l00483" > < / a > < span class = "lineno" > 483< / span >   < / div >
< div class = "line" > < a name = "l00484" > < / a > < span class = "lineno" > 484< / span >   < span class = "keywordflow" > return< / span > result;< / div >
< div class = "line" > < a name = "l00485" > < / a > < span class = "lineno" > 485< / span >   }< / div >
< div class = "line" > < a name = "l00486" > < / a > < span class = "lineno" > 486< / span >   < / div >
< div class = "line" > < a name = "l00487" > < / a > < span class = "lineno" > 487< / span >   } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a name = "l00488" > < / a > < span class = "lineno" > 488< / span >   } < span class = "comment" > // namespace operations_research< / span > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aalldiff__cst_8cc_html_a9d0c202d5fdd62f4fa2c613339ff168a" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > max< / a > < / div > < div class = "ttdeci" > int64 max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00139" > alldiff_cst.cc:139< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274" > < div class = "ttname" > < a href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > < / div > < div class = "ttdeci" > #define CHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00495" > base/logging.h:495< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab4f56aa24c4c9cddc47a6abd2d747f9a" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab4f56aa24c4c9cddc47a6abd2d747f9a" > DCHECK_GT< / a > < / div > < div class = "ttdeci" > #define DCHECK_GT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00890" > base/logging.h:890< / a > < / div > < / div >
2020-11-18 14:53:30 +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 >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_encoder_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_encoder.html" > operations_research::sat::IntegerEncoder< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00276" > integer.h:276< / a > < / div > < / div >
2020-12-07 17:47:46 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_encoder_html_a0d782ddea6e94b7dfbb612f1a64c2f7b" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_encoder.html#a0d782ddea6e94b7dfbb612f1a64c2f7b" > operations_research::sat::IntegerEncoder::GetAllIntegerLiterals< / a > < / div > < div class = "ttdeci" > const InlinedIntegerLiteralVector & GetAllIntegerLiterals(Literal lit) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00400" > integer.h:400< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html" > operations_research::sat::IntegerTrail< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00540" > integer.h:540< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_a8b6d5a25e6ad3d28a85b1924471e2cac" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#a8b6d5a25e6ad3d28a85b1924471e2cac" > operations_research::sat::IntegerTrail::UpperBound< / a > < / div > < div class = "ttdeci" > IntegerValue UpperBound(IntegerVariable i) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01304" > integer.h:1304< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_integer_trail_html_ab857cd2aead68952d9fe92a8ad8d3ac9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_integer_trail.html#ab857cd2aead68952d9fe92a8ad8d3ac9" > operations_research::sat::IntegerTrail::LowerBound< / a > < / div > < div class = "ttdeci" > IntegerValue LowerBound(IntegerVariable i) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01300" > integer.h:1300< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_literal_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_literal.html" > operations_research::sat::Literal< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00064" > sat_base.h:64< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model.html" > operations_research::sat::Model< / a > < / div > < div class = "ttdoc" > Class that owns everything related to a particular optimization model.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2model_8h_source.html#l00038" > sat/model.h:38< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_model_random_generator_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_model_random_generator.html" > operations_research::sat::ModelRandomGenerator< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2util_8h_source.html#l00039" > sat/util.h:39< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html" > operations_research::sat::Trail< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00233" > sat_base.h:233< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__fz__solver_8cc_html_a10a1eab179b472c030bdc2a2efef7219" > < div class = "ttname" > < a href = "cp__model__fz__solver_8cc.html#a10a1eab179b472c030bdc2a2efef7219" > parameters< / a > < / div > < div class = "ttdeci" > SatParameters parameters< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__fz__solver_8cc_source.html#l00108" > cp_model_fz_solver.cc:108< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__fz__solver_8cc_html_aed003f5eb5197bc586b7ef2c36a63da2" > < div class = "ttname" > < a href = "cp__model__fz__solver_8cc.html#aed003f5eb5197bc586b7ef2c36a63da2" > proto< / a > < / div > < div class = "ttdeci" > CpModelProto proto< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__fz__solver_8cc_source.html#l00107" > cp_model_fz_solver.cc:107< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__search_8h_html" > < div class = "ttname" > < a href = "cp__model__search_8h.html" > cp_model_search.h< / a > < / div > < / div >
< div class = "ttc" id = "acp__model__utils_8h_html" > < div class = "ttname" > < a href = "cp__model__utils_8h.html" > cp_model_utils.h< / a > < / div > < / div >
< div class = "ttc" id = "adefault__search_8cc_html_ac673bc430bdc3fdaa09f7becf98ef267" > < div class = "ttname" > < a href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > < / div > < div class = "ttdeci" > const std::string name< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "default__search_8cc_source.html#l00808" > default_search.cc:808< / a > < / div > < / div >
2020-09-01 16:00:33 +02:00
< div class = "ttc" id = "ademon__profiler_8cc_html_a21edc7ca4cc5802c8779d68556bc09cf" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > < / div > < div class = "ttdeci" > int64 value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00043" > demon_profiler.cc:43< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aexpr__array_8cc_html_a472a99923cbe11ae7b5a5d157d9ad465" > < div class = "ttname" > < a href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < / div > < div class = "ttdeci" > IntVar * var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "expr__array_8cc_source.html#l01858" > expr_array.cc:1858< / a > < / div > < / div >
< div class = "ttc" id = "agurobi__interface_8cc_html_a0728f23c9a47655d38e0bf1a2f200bcf" > < div class = "ttname" > < a href = "gurobi__interface_8cc.html#a0728f23c9a47655d38e0bf1a2f200bcf" > model< / a > < / div > < div class = "ttdeci" > GRBmodel * model< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gurobi__interface_8cc_source.html#l00272" > gurobi_interface.cc:272< / 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 >
< div class = "ttc" id = "alog__severity_8h_html_acdd38e3c9f22f127d7776920e3079eda" > < div class = "ttname" > < a href = "log__severity_8h.html#acdd38e3c9f22f127d7776920e3079eda" > FATAL< / a > < / div > < div class = "ttdeci" > const int FATAL< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "log__severity_8h_source.html#l00032" > log_severity.h:32< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_aae28e97bd1fa93cb0032642550da7455" > < div class = "ttname" > < a href = "namespacegtl.html#aae28e97bd1fa93cb0032642550da7455" > gtl::ContainsKey< / a > < / div > < div class = "ttdeci" > bool ContainsKey(const Collection & collection, const Key & key)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "map__util_8h_source.html#l00170" > map_util.h:170< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_abce27d097bc5680207b294bdad75f59f" > < div class = "ttname" > < a href = "namespacegtl.html#abce27d097bc5680207b294bdad75f59f" > gtl::FindOrDie< / a > < / div > < div class = "ttdeci" > const Collection::value_type::second_type & FindOrDie(const Collection & collection, const typename Collection::value_type::first_type & key)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "map__util_8h_source.html#l00176" > map_util.h:176< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a0b08971dbb223f77e7fc9c41a77fdc7b" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a0b08971dbb223f77e7fc9c41a77fdc7b" > operations_research::sat::FirstUnassignedVarAtItsMinHeuristic< / a > < / div > < div class = "ttdeci" > std::function< BooleanOrIntegerLiteral()> FirstUnassignedVarAtItsMinHeuristic(const std::vector< IntegerVariable > & vars, Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__search_8cc_source.html#l00153" > integer_search.cc:153< / a > < / 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 >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a217338425de4389014563f1f24331713" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a217338425de4389014563f1f24331713" > operations_research::sat::RefIsPositive< / a > < / div > < div class = "ttdeci" > bool RefIsPositive(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00034" > cp_model_utils.h:34< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a2dbcb7017d468a17bdb30252af5c6c31" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a2dbcb7017d468a17bdb30252af5c6c31" > operations_research::sat::kNoLiteralIndex< / a > < / div > < div class = "ttdeci" > const LiteralIndex kNoLiteralIndex(-1)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a5bd8c44473618b7eafd33ba978db2f06" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a5bd8c44473618b7eafd33ba978db2f06" > operations_research::sat::kNoIntegerVariable< / a > < / div > < div class = "ttdeci" > const IntegerVariable kNoIntegerVariable(-1)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a8eaaab6887866402ed7380fb2e6344cb" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a8eaaab6887866402ed7380fb2e6344cb" > operations_research::sat::ConstructSearchStrategyInternal< / a > < / div > < div class = "ttdeci" > const std::function< BooleanOrIntegerLiteral()> ConstructSearchStrategyInternal(const absl::flat_hash_map< int, std::pair< int64, int64 > > & var_to_coeff_offset_pair, const std::vector< Strategy > & strategies, Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00042" > cp_model_search.cc:42< / 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#l00027" > integer.cc:27< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_abcf8d0c663710a1e395489e62de487b1" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#abcf8d0c663710a1e395489e62de487b1" > operations_research::sat::SequentialSearch< / a > < / div > < div class = "ttdeci" > std::function< BooleanOrIntegerLiteral()> SequentialSearch(std::vector< std::function< BooleanOrIntegerLiteral()> > heuristics)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__search_8cc_source.html#l00188" > integer_search.cc:188< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_accb8be601562b35adeea0682f3ea560c" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#accb8be601562b35adeea0682f3ea560c" > operations_research::sat::GetDiverseSetOfParameters< / a > < / div > < div class = "ttdeci" > std::vector< SatParameters > GetDiverseSetOfParameters(const SatParameters & base_params, const CpModelProto & cp_model, const int num_workers)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00292" > cp_model_search.cc:292< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_acdbc8ad33149d45a6e6fcd8b72fd68ed" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#acdbc8ad33149d45a6e6fcd8b72fd68ed" > operations_research::sat::PositiveRef< / a > < / div > < div class = "ttdeci" > int PositiveRef(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00033" > cp_model_utils.h:33< / a > < / div > < / div >
2020-11-18 14:53:30 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aef9a9e314dd32a66b7540b0ae367eb4f" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aef9a9e314dd32a66b7540b0ae367eb4f" > operations_research::sat::ConstructSearchStrategy< / a > < / div > < div class = "ttdeci" > std::function< BooleanOrIntegerLiteral()> ConstructSearchStrategy(const CpModelProto & cp_model_proto, const std::vector< IntegerVariable > & variable_mapping, IntegerVariable objective_var, Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00173" > cp_model_search.cc:173< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_afb3c98e67e212632d35259e550235d0a" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#afb3c98e67e212632d35259e550235d0a" > operations_research::sat::InstrumentSearchStrategy< / a > < / div > < div class = "ttdeci" > std::function< BooleanOrIntegerLiteral()> InstrumentSearchStrategy(const CpModelProto & cp_model_proto, const std::vector< IntegerVariable > & variable_mapping, const std::function< BooleanOrIntegerLiteral()> & instrumented_strategy, Model *model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00231" > cp_model_search.cc:231< / a > < / div > < / div >
2020-09-01 16:00:33 +02:00
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aoptimization_8cc_html_af63dcc00f2023fdf498e0829e6fb8a6b" > < div class = "ttname" > < a href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < / div > < div class = "ttdeci" > Literal literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "optimization_8cc_source.html#l00084" > optimization.cc:84< / a > < / div > < / div >
2020-09-01 16:00:33 +02:00
< div class = "ttc" id = "apack_8cc_html_a750b5d744c39a06bfb13e6eb010e35d0" > < div class = "ttname" > < a href = "pack_8cc.html#a750b5d744c39a06bfb13e6eb010e35d0" > index< / a > < / div > < div class = "ttdeci" > int index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "pack_8cc_source.html#l00508" > pack.cc:508< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "asat_2util_8h_html" > < div class = "ttname" > < a href = "sat_2util_8h.html" > util.h< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_boolean_or_integer_literal_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html" > operations_research::sat::BooleanOrIntegerLiteral< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__search_8h_source.html#l00039" > integer_search.h:39< / a > < / div > < / div >
2020-11-18 14:53:30 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_boolean_or_integer_literal_html_a3c6f3ae96a90c7fcef34dd0f1ce0297e" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html#a3c6f3ae96a90c7fcef34dd0f1ce0297e" > operations_research::sat::BooleanOrIntegerLiteral::boolean_literal_index< / a > < / div > < div class = "ttdeci" > LiteralIndex boolean_literal_index< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__search_8h_source.html#l00051" > integer_search.h:51< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_boolean_or_integer_literal_html_ae26b73bbf70dc88433be39df364ca7c1" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html#ae26b73bbf70dc88433be39df364ca7c1" > operations_research::sat::BooleanOrIntegerLiteral::HasValue< / a > < / div > < div class = "ttdeci" > bool HasValue() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__search_8h_source.html#l00046" > integer_search.h:46< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_boolean_or_integer_literal_html_aee356429e37f0750e38ee17ae1464a00" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_boolean_or_integer_literal.html#aee356429e37f0750e38ee17ae1464a00" > operations_research::sat::BooleanOrIntegerLiteral::integer_literal< / a > < / div > < div class = "ttdeci" > IntegerLiteral integer_literal< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer__search_8h_source.html#l00052" > integer_search.h:52< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_integer_literal_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_integer_literal.html" > operations_research::sat::IntegerLiteral< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00153" > integer.h:153< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_integer_literal_html_a3e2eb445631727dd4abf1d5343f16b2f" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_integer_literal.html#a3e2eb445631727dd4abf1d5343f16b2f" > operations_research::sat::IntegerLiteral::LowerOrEqual< / a > < / div > < div class = "ttdeci" > static IntegerLiteral LowerOrEqual(IntegerVariable i, IntegerValue bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01270" > integer.h:1270< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_integer_literal_html_a6c233aafac25ea66d69de93a83c9be63" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_integer_literal.html#a6c233aafac25ea66d69de93a83c9be63" > operations_research::sat::IntegerLiteral::GreaterOrEqual< / a > < / div > < div class = "ttdeci" > static IntegerLiteral GreaterOrEqual(IntegerVariable i, IntegerValue bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l01264" > integer.h:1264< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_strategy_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_strategy.html" > operations_research::sat::Strategy< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00030" > cp_model_search.cc:30< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_strategy_html_a1a44912d5eeec93b48624d8c0ef80764" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_strategy.html#a1a44912d5eeec93b48624d8c0ef80764" > operations_research::sat::Strategy::var_strategy< / a > < / div > < div class = "ttdeci" > DecisionStrategyProto::VariableSelectionStrategy var_strategy< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00032" > cp_model_search.cc:32< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_strategy_html_a3af5431410dfaccc5ec8fdfb8f1d8e3e" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_strategy.html#a3af5431410dfaccc5ec8fdfb8f1d8e3e" > operations_research::sat::Strategy::variables< / a > < / div > < div class = "ttdeci" > std::vector< IntegerVariable > variables< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00031" > cp_model_search.cc:31< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_strategy_html_a3fb4ec4afb28873c4155e5a96f836d0f" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_strategy.html#a3fb4ec4afb28873c4155e5a96f836d0f" > operations_research::sat::Strategy::domain_strategy< / a > < / div > < div class = "ttdeci" > DecisionStrategyProto::DomainReductionStrategy domain_strategy< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00033" > cp_model_search.cc:33< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_var_value_html" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_var_value.html" > operations_research::sat::VarValue< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00037" > cp_model_search.cc:37< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_var_value_html_a6b21ba2a964fe375e9ddbff5d8cabca8" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_var_value.html#a6b21ba2a964fe375e9ddbff5d8cabca8" > operations_research::sat::VarValue::value< / a > < / div > < div class = "ttdeci" > IntegerValue value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00039" > cp_model_search.cc:39< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "astructoperations__research_1_1sat_1_1_var_value_html_ab6516f556b715738034b30d290c40214" > < div class = "ttname" > < a href = "structoperations__research_1_1sat_1_1_var_value.html#ab6516f556b715738034b30d290c40214" > operations_research::sat::VarValue::var< / a > < / div > < div class = "ttdeci" > IntegerVariable var< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__search_8cc_source.html#l00038" > cp_model_search.cc:38< / a > < / div > < / div >
< / div > <!-- fragment --> < / div > <!-- contents -->
< / div > <!-- doc - content -->
2020-09-01 16:00:33 +02:00
<!-- HTML footer for doxygen 1.8.18 -->
<!-- start footer part -->
< div id = "nav-path" class = "navpath" > <!-- id is needed for treeview function! -->
< ul >
< li class = "navelem" > < a class = "el" href = "dir_a7cc1eeded8f693d0da6c729bc88c45a.html" > ortools< / a > < / li > < li class = "navelem" > < a class = "el" href = "dir_dddac007a45022d9da6ea1dee012c3b9.html" > sat< / a > < / li > < li class = "navelem" > < a class = "el" href = "cp__model__search_8cc.html" > cp_model_search.cc< / a > < / li >
< li class = "footer" > Generated by
< a href = "http://www.doxygen.org/index.html" >
2021-01-26 11:28:50 +01:00
< img class = "footer" src = "doxygen.png" alt = "doxygen" / > < / a > 1.9.1 < / li >
2020-09-01 16:00:33 +02:00
< / ul >
< / div >
< / body >
< / html >
