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< a href = "sat_2lp__utils_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 >
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< div class = "line" > < a name = "l00016" > < / a > < span class = "lineno" > 16< / span >   < span class = "preprocessor" > #include < stdlib.h> < / span > < / div >
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< div class = "line" > < a name = "l00032" > < / a > < span class = "lineno" > 32< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "cp__model__utils_8h.html" > ortools/sat/cp_model_utils.h< / a > " < / span > < / div >
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< div class = "line" > < a name = "l00035" > < / a > < span class = "lineno" > 35< / span >   < span class = "preprocessor" > #include " < a class = "code" href = "fp__utils_8h.html" > ortools/util/fp_utils.h< / a > " < / span > < / div >
< div class = "line" > < a name = "l00036" > < / a > < span class = "lineno" > 36< / span >   < / div >
< div class = "line" > < a name = "l00037" > < / a > < span class = "lineno" > 37< / span >   < span class = "keyword" > namespace < / span > < a class = "code" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a name = "l00038" > < / a > < span class = "lineno" > 38< / span >   < span class = "keyword" > namespace < / span > sat {< / div >
< div class = "line" > < a name = "l00039" > < / a > < span class = "lineno" > 39< / span >   < / div >
< div class = "line" > < a name = "l00040" > < / a > < span class = "lineno" > 40< / span >   < span class = "keyword" > using< / span > glop::ColIndex;< / div >
< div class = "line" > < a name = "l00041" > < / a > < span class = "lineno" > 41< / span >   < span class = "keyword" > using< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > glop::Fractional< / a > ;< / div >
< div class = "line" > < a name = "l00042" > < / a > < span class = "lineno" > 42< / span >   < span class = "keyword" > using< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > glop::kInfinity< / a > ;< / div >
< div class = "line" > < a name = "l00043" > < / a > < span class = "lineno" > 43< / span >   < span class = "keyword" > using< / span > glop::RowIndex;< / div >
< div class = "line" > < a name = "l00044" > < / a > < span class = "lineno" > 44< / span >   < / div >
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< div class = "line" > < a name = "l00045" > < / a > < span class = "lineno" > 45< / span >   < span class = "keyword" > using< / span > operations_research::MPConstraintProto;< / div >
< div class = "line" > < a name = "l00046" > < / a > < span class = "lineno" > 46< / span >   < span class = "keyword" > using< / span > operations_research::MPModelProto;< / div >
< div class = "line" > < a name = "l00047" > < / a > < span class = "lineno" > 47< / span >   < span class = "keyword" > using< / span > operations_research::MPVariableProto;< / div >
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< 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 = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00050" > < / a > < span class = "lineno" > 50< / span >   < / div >
< div class = "line" > < a name = "l00051" > < / a > < span class = "lineno" > 51< / span >   < span class = "keywordtype" > void< / span > ScaleConstraint(< span class = "keyword" > const< / span > std::vector< double> & var_scaling,< / div >
< div class = "line" > < a name = "l00052" > < / a > < span class = "lineno" > 52< / span >   MPConstraintProto* mp_constraint) {< / div >
< div class = "line" > < a name = "l00053" > < / a > < span class = "lineno" > 53< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_terms = mp_constraint-> coefficient_size();< / div >
< div class = "line" > < a name = "l00054" > < / a > < span class = "lineno" > 54< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_terms; ++i) {< / div >
< div class = "line" > < a name = "l00055" > < / a > < span class = "lineno" > 55< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > var_index = mp_constraint-> var_index(i);< / div >
< div class = "line" > < a name = "l00056" > < / a > < span class = "lineno" > 56< / span >   mp_constraint-> set_coefficient(< / div >
< div class = "line" > < a name = "l00057" > < / a > < span class = "lineno" > 57< / span >   i, mp_constraint-> coefficient(i) / var_scaling[var_index]);< / div >
< div class = "line" > < a name = "l00058" > < / a > < span class = "lineno" > 58< / span >   }< / div >
< div class = "line" > < a name = "l00059" > < / a > < span class = "lineno" > 59< / span >   }< / 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 = "keywordtype" > void< / span > ApplyVarScaling(< span class = "keyword" > const< / span > std::vector< double> var_scaling,< / div >
< div class = "line" > < a name = "l00062" > < / a > < span class = "lineno" > 62< / span >   MPModelProto* mp_model) {< / div >
< div class = "line" > < a name = "l00063" > < / a > < span class = "lineno" > 63< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = mp_model-> variable_size();< / div >
< div class = "line" > < a name = "l00064" > < / a > < span class = "lineno" > 64< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_variables; ++i) {< / div >
< div class = "line" > < a name = "l00065" > < / a > < span class = "lineno" > 65< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > scaling = var_scaling[i];< / div >
< div class = "line" > < a name = "l00066" > < / a > < span class = "lineno" > 66< / span >   < span class = "keyword" > const< / span > MPVariableProto& mp_var = mp_model-> variable(i);< / div >
< div class = "line" > < a name = "l00067" > < / a > < span class = "lineno" > 67< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > old_lb = mp_var.lower_bound();< / div >
< div class = "line" > < a name = "l00068" > < / a > < span class = "lineno" > 68< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > old_ub = mp_var.upper_bound();< / div >
< div class = "line" > < a name = "l00069" > < / a > < span class = "lineno" > 69< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > old_obj = mp_var.objective_coefficient();< / div >
< div class = "line" > < a name = "l00070" > < / a > < span class = "lineno" > 70< / span >   mp_model-> mutable_variable(i)-> set_lower_bound(old_lb * scaling);< / div >
< div class = "line" > < a name = "l00071" > < / a > < span class = "lineno" > 71< / span >   mp_model-> mutable_variable(i)-> set_upper_bound(old_ub * scaling);< / div >
< div class = "line" > < a name = "l00072" > < / a > < span class = "lineno" > 72< / span >   mp_model-> mutable_variable(i)-> set_objective_coefficient(old_obj / scaling);< / div >
< div class = "line" > < a name = "l00073" > < / a > < span class = "lineno" > 73< / span >   }< / div >
< div class = "line" > < a name = "l00074" > < / a > < span class = "lineno" > 74< / span >   < span class = "keywordflow" > for< / span > (MPConstraintProto& mp_constraint : *mp_model-> mutable_constraint()) {< / div >
< div class = "line" > < a name = "l00075" > < / a > < span class = "lineno" > 75< / span >   ScaleConstraint(var_scaling, & mp_constraint);< / div >
< div class = "line" > < a name = "l00076" > < / a > < span class = "lineno" > 76< / span >   }< / div >
< div class = "line" > < a name = "l00077" > < / a > < span class = "lineno" > 77< / span >   < span class = "keywordflow" > for< / span > (MPGeneralConstraintProto& general_constraint :< / div >
< div class = "line" > < a name = "l00078" > < / a > < span class = "lineno" > 78< / span >   *mp_model-> mutable_general_constraint()) {< / div >
< div class = "line" > < a name = "l00079" > < / a > < span class = "lineno" > 79< / span >   < span class = "keywordflow" > switch< / span > (general_constraint.general_constraint_case()) {< / div >
< div class = "line" > < a name = "l00080" > < / a > < span class = "lineno" > 80< / span >   < span class = "keywordflow" > case< / span > MPGeneralConstraintProto::kIndicatorConstraint:< / div >
< div class = "line" > < a name = "l00081" > < / a > < span class = "lineno" > 81< / span >   ScaleConstraint(var_scaling,< / div >
< div class = "line" > < a name = "l00082" > < / a > < span class = "lineno" > 82< / span >   general_constraint.mutable_indicator_constraint()< / div >
< div class = "line" > < a name = "l00083" > < / a > < span class = "lineno" > 83< / span >   -> mutable_constraint());< / div >
< div class = "line" > < a name = "l00084" > < / a > < span class = "lineno" > 84< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00085" > < / a > < span class = "lineno" > 85< / span >   < span class = "keywordflow" > case< / span > MPGeneralConstraintProto::kAndConstraint:< / div >
< div class = "line" > < a name = "l00086" > < / a > < span class = "lineno" > 86< / span >   < span class = "keywordflow" > case< / span > MPGeneralConstraintProto::kOrConstraint:< / div >
< div class = "line" > < a name = "l00087" > < / a > < span class = "lineno" > 87< / span >   < span class = "comment" > // These constraints have only Boolean variables and no constants. They< / span > < / div >
< div class = "line" > < a name = "l00088" > < / a > < span class = "lineno" > 88< / span >   < span class = "comment" > // don' t need scaling.< / span > < / div >
< div class = "line" > < a name = "l00089" > < / a > < span class = "lineno" > 89< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00090" > < / a > < span class = "lineno" > 90< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00091" > < / a > < span class = "lineno" > 91< / 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" > " Scaling unsupported for general constraint of type " < / span > < / div >
< div class = "line" > < a name = "l00092" > < / a > < span class = "lineno" > 92< / span >   < < general_constraint.general_constraint_case();< / div >
< div class = "line" > < a name = "l00093" > < / a > < span class = "lineno" > 93< / span >   }< / div >
< div class = "line" > < a name = "l00094" > < / a > < span class = "lineno" > 94< / span >   }< / div >
< div class = "line" > < a name = "l00095" > < / a > < span class = "lineno" > 95< / span >   }< / div >
< div class = "line" > < a name = "l00096" > < / a > < span class = "lineno" > 96< / span >   < / div >
< div class = "line" > < a name = "l00097" > < / a > < span class = "lineno" > 97< / span >   } < span class = "comment" > // namespace< / span > < / div >
< div class = "line" > < a name = "l00098" > < / a > < span class = "lineno" > 98< / span >   < / div >
< div class = "line" > < a name = "l00099" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#ac71665cf974c4a75adc4c9ad251ae853" > 99< / a > < / span >   std::vector< double> < a class = "code" href = "namespaceoperations__research_1_1sat.html#ac71665cf974c4a75adc4c9ad251ae853" > ScaleContinuousVariables< / a > (< span class = "keywordtype" > double< / span > scaling, < span class = "keywordtype" > double< / span > max_bound,< / div >
< div class = "line" > < a name = "l00100" > < / a > < span class = "lineno" > 100< / span >   MPModelProto* mp_model) {< / div >
< div class = "line" > < a name = "l00101" > < / a > < span class = "lineno" > 101< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = mp_model-> variable_size();< / div >
< div class = "line" > < a name = "l00102" > < / a > < span class = "lineno" > 102< / span >   std::vector< double> var_scaling(num_variables, 1.0);< / div >
< div class = "line" > < a name = "l00103" > < / a > < span class = "lineno" > 103< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_variables; ++i) {< / div >
< div class = "line" > < a name = "l00104" > < / a > < span class = "lineno" > 104< / span >   < span class = "keywordflow" > if< / span > (mp_model-> variable(i).is_integer()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00105" > < / a > < span class = "lineno" > 105< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > lb = mp_model-> variable(i).lower_bound();< / div >
< div class = "line" > < a name = "l00106" > < / a > < span class = "lineno" > 106< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > ub = mp_model-> variable(i).upper_bound();< / div >
< div class = "line" > < a name = "l00107" > < / a > < span class = "lineno" > 107< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > magnitude = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (std::abs(lb), std::abs(ub));< / div >
< div class = "line" > < a name = "l00108" > < / a > < span class = "lineno" > 108< / span >   < span class = "keywordflow" > if< / span > (magnitude == 0 || magnitude > max_bound) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00109" > < / a > < span class = "lineno" > 109< / span >   var_scaling[i] = < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > std::min< / a > (scaling, max_bound / magnitude);< / div >
< div class = "line" > < a name = "l00110" > < / a > < span class = "lineno" > 110< / span >   }< / div >
< div class = "line" > < a name = "l00111" > < / a > < span class = "lineno" > 111< / span >   ApplyVarScaling(var_scaling, mp_model);< / div >
< div class = "line" > < a name = "l00112" > < / a > < span class = "lineno" > 112< / span >   < span class = "keywordflow" > return< / span > var_scaling;< / div >
< div class = "line" > < a name = "l00113" > < / a > < span class = "lineno" > 113< / span >   }< / div >
< div class = "line" > < a name = "l00114" > < / a > < span class = "lineno" > 114< / span >   < / div >
< div class = "line" > < a name = "l00115" > < / a > < span class = "lineno" > 115< / span >   < span class = "comment" > // This uses the best rational approximation of x via continuous fractions. It< / span > < / div >
< div class = "line" > < a name = "l00116" > < / a > < span class = "lineno" > 116< / span >   < span class = "comment" > // is probably not the best implementation, but according to the unit test, it< / span > < / div >
< div class = "line" > < a name = "l00117" > < / a > < span class = "lineno" > 117< / span >   < span class = "comment" > // seems to do the job.< / span > < / div >
< div class = "line" > < a name = "l00118" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#af8b326626fb8ca0efd32ff0564d35731" > 118< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#af8b326626fb8ca0efd32ff0564d35731" > FindRationalFactor< / a > (< span class = "keywordtype" > double< / span > x, < span class = "keywordtype" > int< / span > limit, < span class = "keywordtype" > double< / span > tolerance) {< / div >
< div class = "line" > < a name = "l00119" > < / a > < span class = "lineno" > 119< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > initial_x = x;< / div >
< div class = "line" > < a name = "l00120" > < / a > < span class = "lineno" > 120< / span >   x = std::abs(x);< / div >
< div class = "line" > < a name = "l00121" > < / a > < span class = "lineno" > 121< / span >   x -= std::floor(x);< / div >
< div class = "line" > < a name = "l00122" > < / a > < span class = "lineno" > 122< / span >   < span class = "keywordtype" > int< / span > q = 1;< / div >
< div class = "line" > < a name = "l00123" > < / a > < span class = "lineno" > 123< / span >   < span class = "keywordtype" > int< / span > prev_q = 0;< / div >
< div class = "line" > < a name = "l00124" > < / a > < span class = "lineno" > 124< / span >   < span class = "keywordflow" > while< / span > (q < limit) {< / div >
< div class = "line" > < a name = "l00125" > < / a > < span class = "lineno" > 125< / span >   < span class = "keywordflow" > if< / span > (std::abs(q * initial_x - std::round(q * initial_x)) < q * tolerance) {< / div >
< div class = "line" > < a name = "l00126" > < / a > < span class = "lineno" > 126< / span >   < span class = "keywordflow" > return< / span > q;< / div >
< div class = "line" > < a name = "l00127" > < / a > < span class = "lineno" > 127< / span >   }< / div >
< div class = "line" > < a name = "l00128" > < / a > < span class = "lineno" > 128< / span >   x = 1 / x;< / div >
< div class = "line" > < a name = "l00129" > < / a > < span class = "lineno" > 129< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > new_q = prev_q + < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > int< / span > < span class = "keyword" > > < / span > (std::floor(x)) * q;< / div >
< div class = "line" > < a name = "l00130" > < / a > < span class = "lineno" > 130< / span >   prev_q = q;< / div >
< div class = "line" > < a name = "l00131" > < / a > < span class = "lineno" > 131< / span >   q = new_q;< / div >
< div class = "line" > < a name = "l00132" > < / a > < span class = "lineno" > 132< / span >   x -= std::floor(x);< / div >
< div class = "line" > < a name = "l00133" > < / a > < span class = "lineno" > 133< / span >   }< / div >
< div class = "line" > < a name = "l00134" > < / a > < span class = "lineno" > 134< / span >   < span class = "keywordflow" > return< / span > 0;< / div >
< div class = "line" > < a name = "l00135" > < / a > < span class = "lineno" > 135< / span >   }< / div >
< div class = "line" > < a name = "l00136" > < / a > < span class = "lineno" > 136< / span >   < / div >
< div class = "line" > < a name = "l00137" > < / a > < span class = "lineno" > 137< / span >   < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00138" > < / a > < span class = "lineno" > 138< / span >   < / div >
< div class = "line" > < a name = "l00139" > < / a > < span class = "lineno" > 139< / span >   < span class = "comment" > // Returns a factor such that factor * var only need to take integer values to< / span > < / div >
< div class = "line" > < a name = "l00140" > < / a > < span class = "lineno" > 140< / span >   < span class = "comment" > // satisfy the given constraint. Return 0.0 if we didn' t find such factor.< / span > < / div >
< div class = "line" > < a name = "l00141" > < / a > < span class = "lineno" > 141< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00142" > < / a > < span class = "lineno" > 142< / span >   < span class = "comment" > // Precondition: var must be the only non-integer in the given constraint.< / span > < / div >
< div class = "line" > < a name = "l00143" > < / a > < span class = "lineno" > 143< / span >   < span class = "keywordtype" > double< / span > GetIntegralityMultiplier(< span class = "keyword" > const< / span > MPModelProto& mp_model,< / div >
< div class = "line" > < a name = "l00144" > < / a > < span class = "lineno" > 144< / span >   < span class = "keyword" > const< / span > std::vector< double> & var_scaling, < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ,< / div >
< div class = "line" > < a name = "l00145" > < / a > < span class = "lineno" > 145< / span >   < span class = "keywordtype" > int< / span > ct_index, < span class = "keywordtype" > double< / span > tolerance) {< / div >
< div class = "line" > < a name = "l00146" > < / a > < span class = "lineno" > 146< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (!mp_model.variable(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).is_integer());< / div >
< div class = "line" > < a name = "l00147" > < / a > < span class = "lineno" > 147< / span >   < span class = "keyword" > const< / span > MPConstraintProto& < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = mp_model.constraint(ct_index);< / div >
< div class = "line" > < a name = "l00148" > < / a > < span class = "lineno" > 148< / span >   < span class = "keywordtype" > double< / span > multiplier = 1.0;< / div >
< div class = "line" > < a name = "l00149" > < / a > < span class = "lineno" > 149< / span >   < span class = "keywordtype" > double< / span > var_coeff = 0.0;< / div >
< div class = "line" > < a name = "l00150" > < / a > < span class = "lineno" > 150< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > max_multiplier = 1e4;< / div >
< div class = "line" > < a name = "l00151" > < / a > < span class = "lineno" > 151< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .var_index().size(); ++i) {< / div >
< div class = "line" > < a name = "l00152" > < / a > < span class = "lineno" > 152< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > == < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .var_index(i)) {< / div >
< div class = "line" > < a name = "l00153" > < / a > < span class = "lineno" > 153< / span >   var_coeff = < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .coefficient(i);< / div >
< div class = "line" > < a name = "l00154" > < / a > < span class = "lineno" > 154< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00155" > < / a > < span class = "lineno" > 155< / span >   }< / div >
< div class = "line" > < a name = "l00156" > < / a > < span class = "lineno" > 156< / span >   < / div >
< div class = "line" > < a name = "l00157" > < / a > < span class = "lineno" > 157< / span >   < a class = "code" href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > (mp_model.variable(< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .var_index(i)).is_integer());< / div >
< div class = "line" > < a name = "l00158" > < / a > < span class = "lineno" > 158< / span >   < span class = "comment" > // This actually compute the smallest multiplier to make all other< / span > < / div >
< div class = "line" > < a name = "l00159" > < / a > < span class = "lineno" > 159< / span >   < span class = "comment" > // terms in the constraint integer.< / span > < / div >
< div class = "line" > < a name = "l00160" > < / a > < span class = "lineno" > 160< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > coeff =< / div >
< div class = "line" > < a name = "l00161" > < / a > < span class = "lineno" > 161< / span >   multiplier * < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .coefficient(i) / var_scaling[< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .var_index(i)];< / div >
< div class = "line" > < a name = "l00162" > < / a > < span class = "lineno" > 162< / span >   multiplier *=< / div >
< div class = "line" > < a name = "l00163" > < / a > < span class = "lineno" > 163< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#af8b326626fb8ca0efd32ff0564d35731" > FindRationalFactor< / a > (coeff, < span class = "comment" > /*limit=*/< / span > 100, multiplier * tolerance);< / div >
< div class = "line" > < a name = "l00164" > < / a > < span class = "lineno" > 164< / span >   < span class = "keywordflow" > if< / span > (multiplier == 0 || multiplier > max_multiplier) < span class = "keywordflow" > return< / span > 0.0;< / div >
< div class = "line" > < a name = "l00165" > < / a > < span class = "lineno" > 165< / span >   }< / div >
< div class = "line" > < a name = "l00166" > < / a > < span class = "lineno" > 166< / span >   < a class = "code" href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > (var_coeff, 0.0);< / div >
< div class = "line" > < a name = "l00167" > < / a > < span class = "lineno" > 167< / span >   < / div >
< div class = "line" > < a name = "l00168" > < / a > < span class = "lineno" > 168< / span >   < span class = "comment" > // The constraint bound need to be infinite or integer.< / span > < / div >
< div class = "line" > < a name = "l00169" > < / a > < span class = "lineno" > 169< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > : {< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lower_bound(), < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .upper_bound()}) {< / div >
< div class = "line" > < a name = "l00170" > < / a > < span class = "lineno" > 170< / span >   < span class = "keywordflow" > if< / span > (!std::isfinite(< a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00171" > < / a > < span class = "lineno" > 171< / span >   < span class = "keywordflow" > if< / span > (std::abs(std::round(< a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > * multiplier) - < a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > * multiplier) > < / div >
< div class = "line" > < a name = "l00172" > < / a > < span class = "lineno" > 172< / span >   tolerance * multiplier) {< / div >
< div class = "line" > < a name = "l00173" > < / a > < span class = "lineno" > 173< / span >   < span class = "keywordflow" > return< / span > 0.0;< / div >
< div class = "line" > < a name = "l00174" > < / a > < span class = "lineno" > 174< / span >   }< / div >
< div class = "line" > < a name = "l00175" > < / a > < span class = "lineno" > 175< / span >   }< / div >
< div class = "line" > < a name = "l00176" > < / a > < span class = "lineno" > 176< / span >   < span class = "keywordflow" > return< / span > std::abs(multiplier * var_coeff);< / div >
< div class = "line" > < a name = "l00177" > < / a > < span class = "lineno" > 177< / span >   }< / div >
< div class = "line" > < a name = "l00178" > < / a > < span class = "lineno" > 178< / span >   < / div >
< div class = "line" > < a name = "l00179" > < / a > < span class = "lineno" > 179< / span >   } < span class = "comment" > // namespace< / span > < / div >
< div class = "line" > < a name = "l00180" > < / a > < span class = "lineno" > 180< / span >   < / div >
< div class = "line" > < a name = "l00181" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a0ff539f8974998682c8a976ec9a83166" > 181< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#a0ff539f8974998682c8a976ec9a83166" > RemoveNearZeroTerms< / a > (< span class = "keyword" > const< / span > SatParameters& params, MPModelProto* mp_model) {< / div >
< div class = "line" > < a name = "l00182" > < / a > < span class = "lineno" > 182< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = mp_model-> variable_size();< / div >
< div class = "line" > < a name = "l00183" > < / a > < span class = "lineno" > 183< / span >   < / div >
< div class = "line" > < a name = "l00184" > < / a > < span class = "lineno" > 184< / span >   < span class = "comment" > // Compute for each variable its current maximum magnitude. Note that we will< / span > < / div >
< div class = "line" > < a name = "l00185" > < / a > < span class = "lineno" > 185< / span >   < span class = "comment" > // only scale variable with a coefficient > = 1, so it is safe to use this< / span > < / div >
< div class = "line" > < a name = "l00186" > < / a > < span class = "lineno" > 186< / span >   < span class = "comment" > // bound.< / span > < / div >
< div class = "line" > < a name = "l00187" > < / a > < span class = "lineno" > 187< / span >   std::vector< double> max_bounds(num_variables);< / div >
< div class = "line" > < a name = "l00188" > < / a > < span class = "lineno" > 188< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_variables; ++i) {< / div >
< div class = "line" > < a name = "l00189" > < / a > < span class = "lineno" > 189< / span >   < span class = "keywordtype" > double< / span > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = std::abs(mp_model-> variable(i).lower_bound());< / div >
< div class = "line" > < a name = "l00190" > < / a > < span class = "lineno" > 190< / span >   < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , std::abs(mp_model-> variable(i).upper_bound()));< / div >
< div class = "line" > < a name = "l00191" > < / a > < span class = "lineno" > 191< / span >   < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > std::min< / a > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , params.mip_max_bound());< / div >
< div class = "line" > < a name = "l00192" > < / a > < span class = "lineno" > 192< / span >   max_bounds[i] = < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ;< / 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 >   < / div >
< div class = "line" > < a name = "l00195" > < / a > < span class = "lineno" > 195< / span >   < span class = "comment" > // We want the maximum absolute error while setting coefficients to zero to< / span > < / div >
< div class = "line" > < a name = "l00196" > < / a > < span class = "lineno" > 196< / span >   < span class = "comment" > // not exceed our mip wanted precision. So for a binary variable we might set< / span > < / div >
< div class = "line" > < a name = "l00197" > < / a > < span class = "lineno" > 197< / span >   < span class = "comment" > // to zero coefficient around 1e-7. But for large domain, we need lower coeff< / span > < / div >
< div class = "line" > < a name = "l00198" > < / a > < span class = "lineno" > 198< / span >   < span class = "comment" > // than that, around 1e-12 with the default params.mip_max_bound(). This also< / span > < / div >
< div class = "line" > < a name = "l00199" > < / a > < span class = "lineno" > 199< / span >   < span class = "comment" > // depends on the size of the constraint.< / span > < / div >
< div class = "line" > < a name = "l00200" > < / a > < span class = "lineno" > 200< / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > num_removed = 0;< / div >
< div class = "line" > < a name = "l00201" > < / a > < span class = "lineno" > 201< / span >   < span class = "keywordtype" > double< / span > largest_removed = 0.0;< / div >
< div class = "line" > < a name = "l00202" > < / a > < span class = "lineno" > 202< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_constraints = mp_model-> constraint_size();< / div >
< div class = "line" > < a name = "l00203" > < / a > < span class = "lineno" > 203< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > c = 0; c < num_constraints; ++c) {< / div >
< div class = "line" > < a name = "l00204" > < / a > < span class = "lineno" > 204< / span >   MPConstraintProto* < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = mp_model-> mutable_constraint(c);< / div >
< div class = "line" > < a name = "l00205" > < / a > < span class = "lineno" > 205< / span >   < span class = "keywordtype" > int< / span > new_size = 0;< / div >
< div class = "line" > < a name = "l00206" > < / a > < span class = "lineno" > 206< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > size = < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> var_index().size();< / div >
< div class = "line" > < a name = "l00207" > < / a > < span class = "lineno" > 207< / span >   < span class = "keywordflow" > if< / span > (size == 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00208" > < / a > < span class = "lineno" > 208< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > threshold =< / div >
< div class = "line" > < a name = "l00209" > < / a > < span class = "lineno" > 209< / span >   params.mip_wanted_precision() / < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (size);< / div >
< div class = "line" > < a name = "l00210" > < / a > < span class = "lineno" > 210< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < size; ++i) {< / div >
< div class = "line" > < a name = "l00211" > < / a > < span class = "lineno" > 211< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> var_index(i);< / div >
< div class = "line" > < a name = "l00212" > < / a > < span class = "lineno" > 212< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > coeff = < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> coefficient(i);< / div >
< div class = "line" > < a name = "l00213" > < / a > < span class = "lineno" > 213< / span >   < span class = "keywordflow" > if< / span > (std::abs(coeff) * max_bounds[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] < threshold) {< / div >
< div class = "line" > < a name = "l00214" > < / a > < span class = "lineno" > 214< / span >   largest_removed = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (largest_removed, std::abs(coeff));< / div >
< div class = "line" > < a name = "l00215" > < / a > < span class = "lineno" > 215< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00216" > < / a > < span class = "lineno" > 216< / span >   }< / div >
< div class = "line" > < a name = "l00217" > < / a > < span class = "lineno" > 217< / span >   < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> set_var_index(new_size, < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > );< / div >
< div class = "line" > < a name = "l00218" > < / a > < span class = "lineno" > 218< / span >   < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> set_coefficient(new_size, coeff);< / div >
< div class = "line" > < a name = "l00219" > < / a > < span class = "lineno" > 219< / span >   ++new_size;< / 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 >   num_removed += size - new_size;< / div >
< div class = "line" > < a name = "l00222" > < / a > < span class = "lineno" > 222< / span >   < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> mutable_var_index()-> Truncate(new_size);< / div >
< div class = "line" > < a name = "l00223" > < / a > < span class = "lineno" > 223< / span >   < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> mutable_coefficient()-> Truncate(new_size);< / div >
< div class = "line" > < a name = "l00224" > < / a > < span class = "lineno" > 224< / span >   }< / div >
< div class = "line" > < a name = "l00225" > < / a > < span class = "lineno" > 225< / span >   < / div >
< div class = "line" > < a name = "l00226" > < / a > < span class = "lineno" > 226< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > log_info = < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1) || params.log_search_progress();< / div >
< div class = "line" > < a name = "l00227" > < / a > < span class = "lineno" > 227< / span >   < span class = "keywordflow" > if< / span > (log_info & & num_removed > 0) {< / div >
< div class = "line" > < a name = "l00228" > < / a > < span class = "lineno" > 228< / 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" > " Removed " < / span > < < num_removed< / div >
< div class = "line" > < a name = "l00229" > < / a > < span class = "lineno" > 229< / span >   < < < span class = "stringliteral" > " near zero terms with largest magnitude of " < / span > < / div >
< div class = "line" > < a name = "l00230" > < / a > < span class = "lineno" > 230< / span >   < < largest_removed < < < span class = "stringliteral" > " ." < / span > ;< / div >
< div class = "line" > < a name = "l00231" > < / a > < span class = "lineno" > 231< / span >   }< / div >
< div class = "line" > < a name = "l00232" > < / a > < span class = "lineno" > 232< / span >   }< / div >
< div class = "line" > < a name = "l00233" > < / a > < span class = "lineno" > 233< / span >   < / div >
< div class = "line" > < a name = "l00234" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a5d3559f28aa3f4859177d4c13950cf1a" > 234< / a > < / span >   std::vector< double> < a class = "code" href = "namespaceoperations__research_1_1sat.html#a5d3559f28aa3f4859177d4c13950cf1a" > DetectImpliedIntegers< / a > (< span class = "keywordtype" > bool< / span > log_info,< / div >
< div class = "line" > < a name = "l00235" > < / a > < span class = "lineno" > 235< / span >   MPModelProto* mp_model) {< / div >
< div class = "line" > < a name = "l00236" > < / a > < span class = "lineno" > 236< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = mp_model-> variable_size();< / div >
< div class = "line" > < a name = "l00237" > < / a > < span class = "lineno" > 237< / span >   std::vector< double> var_scaling(num_variables, 1.0);< / div >
< div class = "line" > < a name = "l00238" > < / a > < span class = "lineno" > 238< / span >   < / div >
< div class = "line" > < a name = "l00239" > < / a > < span class = "lineno" > 239< / span >   < span class = "keywordtype" > int< / span > initial_num_integers = 0;< / div >
< div class = "line" > < a name = "l00240" > < / a > < span class = "lineno" > 240< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_variables; ++i) {< / div >
< div class = "line" > < a name = "l00241" > < / a > < span class = "lineno" > 241< / span >   < span class = "keywordflow" > if< / span > (mp_model-> variable(i).is_integer()) ++initial_num_integers;< / div >
< div class = "line" > < a name = "l00242" > < / a > < span class = "lineno" > 242< / span >   }< / div >
< div class = "line" > < a name = "l00243" > < / a > < span class = "lineno" > 243< / span >   < a class = "code" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Initial num integers: " < / span > < < initial_num_integers;< / div >
< div class = "line" > < a name = "l00244" > < / a > < span class = "lineno" > 244< / span >   < / div >
< div class = "line" > < a name = "l00245" > < / a > < span class = "lineno" > 245< / span >   < span class = "comment" > // We will process all equality constraints with exactly one non-integer.< / span > < / div >
< div class = "line" > < a name = "l00246" > < / a > < span class = "lineno" > 246< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > tolerance = 1e-6;< / div >
< div class = "line" > < a name = "l00247" > < / a > < span class = "lineno" > 247< / span >   std::vector< int> constraint_queue;< / div >
< div class = "line" > < a name = "l00248" > < / a > < span class = "lineno" > 248< / span >   < / div >
< div class = "line" > < a name = "l00249" > < / a > < span class = "lineno" > 249< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_constraints = mp_model-> constraint_size();< / div >
< div class = "line" > < a name = "l00250" > < / a > < span class = "lineno" > 250< / span >   std::vector< int> constraint_to_num_non_integer(num_constraints, 0);< / div >
< div class = "line" > < a name = "l00251" > < / a > < span class = "lineno" > 251< / span >   std::vector< std::vector< int> > var_to_constraints(num_variables);< / div >
< div class = "line" > < a name = "l00252" > < / a > < span class = "lineno" > 252< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_constraints; ++i) {< / div >
< div class = "line" > < a name = "l00253" > < / a > < span class = "lineno" > 253< / span >   < span class = "keyword" > const< / span > MPConstraintProto& mp_constraint = mp_model-> constraint(i);< / div >
< div class = "line" > < a name = "l00254" > < / a > < span class = "lineno" > 254< / span >   < / div >
< div class = "line" > < a name = "l00255" > < / a > < span class = "lineno" > 255< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : mp_constraint.var_index()) {< / div >
< div class = "line" > < a name = "l00256" > < / a > < span class = "lineno" > 256< / span >   < span class = "keywordflow" > if< / span > (!mp_model-> variable(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).is_integer()) {< / div >
< div class = "line" > < a name = "l00257" > < / a > < span class = "lineno" > 257< / span >   var_to_constraints[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].push_back(i);< / div >
< div class = "line" > < a name = "l00258" > < / a > < span class = "lineno" > 258< / span >   constraint_to_num_non_integer[i]++;< / 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 >   }< / div >
< div class = "line" > < a name = "l00261" > < / a > < span class = "lineno" > 261< / span >   < span class = "keywordflow" > if< / span > (constraint_to_num_non_integer[i] == 1) {< / div >
< div class = "line" > < a name = "l00262" > < / a > < span class = "lineno" > 262< / span >   constraint_queue.push_back(i);< / div >
< div class = "line" > < a name = "l00263" > < / a > < span class = "lineno" > 263< / span >   }< / div >
< div class = "line" > < a name = "l00264" > < / a > < span class = "lineno" > 264< / span >   }< / div >
< div class = "line" > < a name = "l00265" > < / a > < span class = "lineno" > 265< / span >   < a class = "code" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " Initial constraint queue: " < / span > < < constraint_queue.size() < < < span class = "stringliteral" > " / " < / span > < / div >
< div class = "line" > < a name = "l00266" > < / a > < span class = "lineno" > 266< / span >   < < num_constraints;< / div >
< div class = "line" > < a name = "l00267" > < / a > < span class = "lineno" > 267< / span >   < / div >
< div class = "line" > < a name = "l00268" > < / a > < span class = "lineno" > 268< / span >   < span class = "keywordtype" > int< / span > num_detected = 0;< / div >
< div class = "line" > < a name = "l00269" > < / a > < span class = "lineno" > 269< / span >   < span class = "keywordtype" > double< / span > max_scaling = 0.0;< / div >
< div class = "line" > < a name = "l00270" > < / a > < span class = "lineno" > 270< / span >   < span class = "keyword" > auto< / span > scale_and_mark_as_integer = [& ](< span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , < span class = "keywordtype" > double< / span > scaling) < span class = "keyword" > mutable< / span > {< / div >
< div class = "line" > < a name = "l00271" > < / a > < span class = "lineno" > 271< / span >   < a class = "code" href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , -1);< / div >
< div class = "line" > < a name = "l00272" > < / a > < span class = "lineno" > 272< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (!mp_model-> variable(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).is_integer());< / div >
< div class = "line" > < a name = "l00273" > < / a > < span class = "lineno" > 273< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (var_scaling[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ], 1.0);< / div >
< div class = "line" > < a name = "l00274" > < / a > < span class = "lineno" > 274< / span >   < span class = "keywordflow" > if< / span > (scaling != 1.0) {< / div >
< div class = "line" > < a name = "l00275" > < / a > < span class = "lineno" > 275< / span >   < a class = "code" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (2) < < < span class = "stringliteral" > " Scaled " < / span > < < < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < < < span class = "stringliteral" > " by " < / span > < < scaling;< / div >
< div class = "line" > < a name = "l00276" > < / a > < span class = "lineno" > 276< / span >   }< / div >
< div class = "line" > < a name = "l00277" > < / a > < span class = "lineno" > 277< / span >   < / div >
< div class = "line" > < a name = "l00278" > < / a > < span class = "lineno" > 278< / span >   ++num_detected;< / div >
< div class = "line" > < a name = "l00279" > < / a > < span class = "lineno" > 279< / span >   max_scaling = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (max_scaling, scaling);< / div >
< div class = "line" > < a name = "l00280" > < / a > < span class = "lineno" > 280< / span >   < / div >
< div class = "line" > < a name = "l00281" > < / a > < span class = "lineno" > 281< / span >   < span class = "comment" > // Scale the variable right away and mark it as implied integer.< / span > < / div >
< div class = "line" > < a name = "l00282" > < / a > < span class = "lineno" > 282< / span >   < span class = "comment" > // Note that the constraints will be scaled later.< / span > < / div >
< div class = "line" > < a name = "l00283" > < / a > < span class = "lineno" > 283< / span >   var_scaling[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ] = scaling;< / div >
< div class = "line" > < a name = "l00284" > < / a > < span class = "lineno" > 284< / span >   mp_model-> mutable_variable(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > )-> set_is_integer(< span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a name = "l00285" > < / a > < span class = "lineno" > 285< / span >   < / div >
< div class = "line" > < a name = "l00286" > < / a > < span class = "lineno" > 286< / span >   < span class = "comment" > // Update the queue of constraints with a single non-integer.< / span > < / div >
< div class = "line" > < a name = "l00287" > < / a > < span class = "lineno" > 287< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ct_index : var_to_constraints[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) {< / div >
< div class = "line" > < a name = "l00288" > < / a > < span class = "lineno" > 288< / span >   constraint_to_num_non_integer[ct_index]--;< / div >
< div class = "line" > < a name = "l00289" > < / a > < span class = "lineno" > 289< / span >   < span class = "keywordflow" > if< / span > (constraint_to_num_non_integer[ct_index] == 1) {< / div >
< div class = "line" > < a name = "l00290" > < / a > < span class = "lineno" > 290< / span >   constraint_queue.push_back(ct_index);< / div >
< div class = "line" > < a name = "l00291" > < / a > < span class = "lineno" > 291< / span >   }< / div >
< div class = "line" > < a name = "l00292" > < / a > < span class = "lineno" > 292< / span >   }< / div >
< div class = "line" > < a name = "l00293" > < / a > < span class = "lineno" > 293< / span >   };< / div >
< div class = "line" > < a name = "l00294" > < / a > < span class = "lineno" > 294< / span >   < / div >
< div class = "line" > < a name = "l00295" > < / a > < span class = "lineno" > 295< / span >   < span class = "keywordtype" > int< / span > num_fail_due_to_rhs = 0;< / div >
< div class = "line" > < a name = "l00296" > < / a > < span class = "lineno" > 296< / span >   < span class = "keywordtype" > int< / span > num_fail_due_to_large_multiplier = 0;< / div >
< div class = "line" > < a name = "l00297" > < / a > < span class = "lineno" > 297< / span >   < span class = "keywordtype" > int< / span > num_processed_constraints = 0;< / div >
< div class = "line" > < a name = "l00298" > < / a > < span class = "lineno" > 298< / span >   < span class = "keywordflow" > while< / span > (!constraint_queue.empty()) {< / div >
< div class = "line" > < a name = "l00299" > < / a > < span class = "lineno" > 299< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > top_ct_index = constraint_queue.back();< / div >
< div class = "line" > < a name = "l00300" > < / a > < span class = "lineno" > 300< / span >   constraint_queue.pop_back();< / div >
< div class = "line" > < a name = "l00301" > < / a > < span class = "lineno" > 301< / span >   < / div >
< div class = "line" > < a name = "l00302" > < / a > < span class = "lineno" > 302< / span >   < span class = "comment" > // The non integer variable was already made integer by one other< / span > < / div >
< div class = "line" > < a name = "l00303" > < / a > < span class = "lineno" > 303< / span >   < span class = "comment" > // constraint.< / span > < / div >
< div class = "line" > < a name = "l00304" > < / a > < span class = "lineno" > 304< / span >   < span class = "keywordflow" > if< / span > (constraint_to_num_non_integer[top_ct_index] == 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00305" > < / a > < span class = "lineno" > 305< / span >   < / div >
< div class = "line" > < a name = "l00306" > < / a > < span class = "lineno" > 306< / span >   < span class = "comment" > // Ignore non-equality here.< / span > < / div >
< div class = "line" > < a name = "l00307" > < / a > < span class = "lineno" > 307< / span >   < span class = "keyword" > const< / span > MPConstraintProto& < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = mp_model-> constraint(top_ct_index);< / div >
< div class = "line" > < a name = "l00308" > < / a > < span class = "lineno" > 308< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lower_bound() + tolerance < < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .upper_bound()) < span class = "keywordflow" > continue< / span > ;< / 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 >   ++num_processed_constraints;< / div >
< div class = "line" > < a name = "l00311" > < / a > < span class = "lineno" > 311< / span >   < / div >
< div class = "line" > < a name = "l00312" > < / a > < span class = "lineno" > 312< / span >   < span class = "comment" > // This will be set to the unique non-integer term of this constraint.< / span > < / div >
< div class = "line" > < a name = "l00313" > < / a > < span class = "lineno" > 313< / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = -1;< / div >
< div class = "line" > < a name = "l00314" > < / a > < span class = "lineno" > 314< / span >   < span class = "keywordtype" > double< / span > var_coeff;< / div >
< div class = "line" > < a name = "l00315" > < / a > < span class = "lineno" > 315< / span >   < / div >
< div class = "line" > < a name = "l00316" > < / a > < span class = "lineno" > 316< / span >   < span class = "comment" > // We are looking for a " multiplier" so that the unique non-integer term< / span > < / div >
< div class = "line" > < a name = "l00317" > < / a > < span class = "lineno" > 317< / span >   < span class = "comment" > // in this constraint (i.e. var * var_coeff) times this multiplier is an< / span > < / div >
< div class = "line" > < a name = "l00318" > < / a > < span class = "lineno" > 318< / span >   < span class = "comment" > // integer.< / span > < / div >
< div class = "line" > < a name = "l00319" > < / a > < span class = "lineno" > 319< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00320" > < / a > < span class = "lineno" > 320< / span >   < span class = "comment" > // If this is set to zero or becomes too large, we fail to detect a new< / span > < / div >
< div class = "line" > < a name = "l00321" > < / a > < span class = "lineno" > 321< / span >   < span class = "comment" > // implied integer and ignore this constraint.< / span > < / div >
< div class = "line" > < a name = "l00322" > < / a > < span class = "lineno" > 322< / span >   < span class = "keywordtype" > double< / span > multiplier = 1.0;< / div >
< div class = "line" > < a name = "l00323" > < / a > < span class = "lineno" > 323< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > max_multiplier = 1e4;< / 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 = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .var_index().size(); ++i) {< / div >
< div class = "line" > < a name = "l00326" > < / a > < span class = "lineno" > 326< / span >   < span class = "keywordflow" > if< / span > (!mp_model-> variable(< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .var_index(i)).is_integer()) {< / div >
< div class = "line" > < a name = "l00327" > < / a > < span class = "lineno" > 327< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , -1);< / div >
< div class = "line" > < a name = "l00328" > < / a > < span class = "lineno" > 328< / span >   < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .var_index(i);< / div >
< div class = "line" > < a name = "l00329" > < / a > < span class = "lineno" > 329< / span >   var_coeff = < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .coefficient(i);< / div >
< div class = "line" > < a name = "l00330" > < / a > < span class = "lineno" > 330< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00331" > < / a > < span class = "lineno" > 331< / span >   < span class = "comment" > // This actually compute the smallest multiplier to make all other< / span > < / div >
< div class = "line" > < a name = "l00332" > < / a > < span class = "lineno" > 332< / span >   < span class = "comment" > // terms in the constraint integer.< / span > < / div >
< div class = "line" > < a name = "l00333" > < / a > < span class = "lineno" > 333< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > coeff =< / div >
< div class = "line" > < a name = "l00334" > < / a > < span class = "lineno" > 334< / span >   multiplier * < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .coefficient(i) / var_scaling[< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .var_index(i)];< / div >
< div class = "line" > < a name = "l00335" > < / a > < span class = "lineno" > 335< / span >   multiplier *=< / div >
< div class = "line" > < a name = "l00336" > < / a > < span class = "lineno" > 336< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#af8b326626fb8ca0efd32ff0564d35731" > FindRationalFactor< / a > (coeff, < span class = "comment" > /*limit=*/< / span > 100, multiplier * tolerance);< / div >
< div class = "line" > < a name = "l00337" > < / a > < span class = "lineno" > 337< / span >   < span class = "keywordflow" > if< / span > (multiplier == 0 || multiplier > max_multiplier) {< / div >
< div class = "line" > < a name = "l00338" > < / a > < span class = "lineno" > 338< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00339" > < / a > < span class = "lineno" > 339< / span >   }< / div >
< div class = "line" > < a name = "l00340" > < / a > < span class = "lineno" > 340< / span >   }< / div >
< div class = "line" > < a name = "l00341" > < / a > < span class = "lineno" > 341< / span >   }< / 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 >   < span class = "keywordflow" > if< / span > (multiplier == 0 || multiplier > max_multiplier) {< / div >
< div class = "line" > < a name = "l00344" > < / a > < span class = "lineno" > 344< / span >   ++num_fail_due_to_large_multiplier;< / div >
< div class = "line" > < a name = "l00345" > < / a > < span class = "lineno" > 345< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00346" > < / a > < span class = "lineno" > 346< / span >   }< / 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 >   < span class = "comment" > // These " rhs" fail could be handled by shifting the variable.< / span > < / div >
< div class = "line" > < a name = "l00349" > < / a > < span class = "lineno" > 349< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > rhs = < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lower_bound();< / div >
< div class = "line" > < a name = "l00350" > < / a > < span class = "lineno" > 350< / span >   < span class = "keywordflow" > if< / span > (std::abs(std::round(rhs * multiplier) - rhs * multiplier) > < / div >
< div class = "line" > < a name = "l00351" > < / a > < span class = "lineno" > 351< / span >   tolerance * multiplier) {< / div >
< div class = "line" > < a name = "l00352" > < / a > < span class = "lineno" > 352< / span >   ++num_fail_due_to_rhs;< / div >
< div class = "line" > < a name = "l00353" > < / a > < span class = "lineno" > 353< / span >   < span class = "keywordflow" > continue< / span > ;< / 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 >   < / div >
< div class = "line" > < a name = "l00356" > < / a > < span class = "lineno" > 356< / span >   < span class = "comment" > // We want to multiply the variable so that it is integer. We know that< / span > < / div >
< div class = "line" > < a name = "l00357" > < / a > < span class = "lineno" > 357< / span >   < span class = "comment" > // coeff * multiplier is an integer, so we just multiply by that.< / span > < / div >
< div class = "line" > < a name = "l00358" > < / a > < span class = "lineno" > 358< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00359" > < / a > < span class = "lineno" > 359< / span >   < span class = "comment" > // But if a variable appear in more than one equality, we want to find the< / span > < / div >
< div class = "line" > < a name = "l00360" > < / a > < span class = "lineno" > 360< / span >   < span class = "comment" > // smallest integrality factor! See diameterc-msts-v40a100d5i.mps< / span > < / div >
< div class = "line" > < a name = "l00361" > < / a > < span class = "lineno" > 361< / span >   < span class = "comment" > // for an instance of this.< / span > < / div >
< div class = "line" > < a name = "l00362" > < / a > < span class = "lineno" > 362< / span >   < span class = "keywordtype" > double< / span > best_scaling = std::abs(var_coeff * multiplier);< / div >
< div class = "line" > < a name = "l00363" > < / a > < span class = "lineno" > 363< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ct_index : var_to_constraints[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) {< / div >
< div class = "line" > < a name = "l00364" > < / a > < span class = "lineno" > 364< / span >   < span class = "keywordflow" > if< / span > (ct_index == top_ct_index) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00365" > < / a > < span class = "lineno" > 365< / span >   < span class = "keywordflow" > if< / span > (constraint_to_num_non_integer[ct_index] != 1) < span class = "keywordflow" > continue< / span > ;< / 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" > // Ignore non-equality here.< / span > < / div >
< div class = "line" > < a name = "l00368" > < / a > < span class = "lineno" > 368< / span >   < span class = "keyword" > const< / span > MPConstraintProto& < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > = mp_model-> constraint(top_ct_index);< / div >
< div class = "line" > < a name = "l00369" > < / a > < span class = "lineno" > 369< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .lower_bound() + tolerance < < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > .upper_bound()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00370" > < / a > < span class = "lineno" > 370< / span >   < / div >
< div class = "line" > < a name = "l00371" > < / a > < span class = "lineno" > 371< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > multiplier = GetIntegralityMultiplier(< / div >
< div class = "line" > < a name = "l00372" > < / a > < span class = "lineno" > 372< / span >   *mp_model, var_scaling, < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , ct_index, tolerance);< / div >
< div class = "line" > < a name = "l00373" > < / a > < span class = "lineno" > 373< / span >   < span class = "keywordflow" > if< / span > (multiplier != 0.0 & & multiplier < best_scaling) {< / div >
< div class = "line" > < a name = "l00374" > < / a > < span class = "lineno" > 374< / span >   best_scaling = multiplier;< / div >
< div class = "line" > < a name = "l00375" > < / a > < span class = "lineno" > 375< / span >   }< / div >
< div class = "line" > < a name = "l00376" > < / a > < span class = "lineno" > 376< / span >   }< / div >
< div class = "line" > < a name = "l00377" > < / a > < span class = "lineno" > 377< / span >   < / div >
< div class = "line" > < a name = "l00378" > < / a > < span class = "lineno" > 378< / span >   scale_and_mark_as_integer(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , best_scaling);< / div >
< div class = "line" > < a name = "l00379" > < / a > < span class = "lineno" > 379< / 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 >   < span class = "comment" > // Process continuous variables that only appear as the unique non integer< / span > < / div >
< div class = "line" > < a name = "l00382" > < / a > < span class = "lineno" > 382< / span >   < span class = "comment" > // in a set of non-equality constraints.< / span > < / div >
< div class = "line" > < a name = "l00383" > < / a > < span class = "lineno" > 383< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00384" > < / a > < span class = "lineno" > 384< / span >   < span class = "comment" > // Note that turning to integer such variable cannot in turn trigger new< / span > < / div >
< div class = "line" > < a name = "l00385" > < / a > < span class = "lineno" > 385< / span >   < span class = "comment" > // integer detection, so there is no point doing that in a loop.< / span > < / div >
< div class = "line" > < a name = "l00386" > < / a > < span class = "lineno" > 386< / span >   < span class = "keywordtype" > int< / span > num_in_inequalities = 0;< / div >
< div class = "line" > < a name = "l00387" > < / a > < span class = "lineno" > 387< / span >   < span class = "keywordtype" > int< / span > num_to_be_handled = 0;< / div >
< div class = "line" > < a name = "l00388" > < / a > < span class = "lineno" > 388< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = 0; < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > < num_variables; ++< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ) {< / div >
< div class = "line" > < a name = "l00389" > < / a > < span class = "lineno" > 389< / span >   < span class = "keywordflow" > if< / span > (mp_model-> variable(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).is_integer()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00390" > < / a > < span class = "lineno" > 390< / span >   < / div >
< div class = "line" > < a name = "l00391" > < / a > < span class = "lineno" > 391< / span >   < span class = "comment" > // This should be presolved and not happen.< / span > < / div >
< div class = "line" > < a name = "l00392" > < / a > < span class = "lineno" > 392< / span >   < span class = "keywordflow" > if< / span > (var_to_constraints[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ].empty()) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00393" > < / a > < span class = "lineno" > 393< / span >   < / div >
< div class = "line" > < a name = "l00394" > < / a > < span class = "lineno" > 394< / span >   < span class = "keywordtype" > bool< / span > ok = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00395" > < / a > < span class = "lineno" > 395< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ct_index : var_to_constraints[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) {< / div >
< div class = "line" > < a name = "l00396" > < / a > < span class = "lineno" > 396< / span >   < span class = "keywordflow" > if< / span > (constraint_to_num_non_integer[ct_index] != 1) {< / div >
< div class = "line" > < a name = "l00397" > < / a > < span class = "lineno" > 397< / span >   ok = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00398" > < / a > < span class = "lineno" > 398< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00399" > < / a > < span class = "lineno" > 399< / span >   }< / div >
< div class = "line" > < a name = "l00400" > < / a > < span class = "lineno" > 400< / span >   }< / div >
< div class = "line" > < a name = "l00401" > < / a > < span class = "lineno" > 401< / span >   < span class = "keywordflow" > if< / span > (!ok) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00402" > < / a > < span class = "lineno" > 402< / span >   < / div >
< div class = "line" > < a name = "l00403" > < / a > < span class = "lineno" > 403< / span >   std::vector< double> scaled_coeffs;< / div >
< div class = "line" > < a name = "l00404" > < / a > < span class = "lineno" > 404< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > ct_index : var_to_constraints[< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ]) {< / div >
< div class = "line" > < a name = "l00405" > < / a > < span class = "lineno" > 405< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > multiplier = GetIntegralityMultiplier(< / div >
< div class = "line" > < a name = "l00406" > < / a > < span class = "lineno" > 406< / span >   *mp_model, var_scaling, < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , ct_index, tolerance);< / div >
< div class = "line" > < a name = "l00407" > < / a > < span class = "lineno" > 407< / span >   < span class = "keywordflow" > if< / span > (multiplier == 0.0) {< / div >
< div class = "line" > < a name = "l00408" > < / a > < span class = "lineno" > 408< / span >   ok = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00409" > < / a > < span class = "lineno" > 409< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00410" > < / a > < span class = "lineno" > 410< / span >   }< / div >
< div class = "line" > < a name = "l00411" > < / a > < span class = "lineno" > 411< / span >   scaled_coeffs.push_back(multiplier);< / div >
< div class = "line" > < a name = "l00412" > < / a > < span class = "lineno" > 412< / span >   }< / div >
< div class = "line" > < a name = "l00413" > < / a > < span class = "lineno" > 413< / span >   < span class = "keywordflow" > if< / span > (!ok) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00414" > < / a > < span class = "lineno" > 414< / span >   < / div >
< div class = "line" > < a name = "l00415" > < / a > < span class = "lineno" > 415< / span >   < span class = "comment" > // The situation is a bit tricky here, we have a bunch of coeffs c_i, and we< / span > < / div >
< div class = "line" > < a name = "l00416" > < / a > < span class = "lineno" > 416< / span >   < span class = "comment" > // know that X * c_i can take integer value without changing the constraint< / span > < / div >
< div class = "line" > < a name = "l00417" > < / a > < span class = "lineno" > 417< / span >   < span class = "comment" > // i meaning.< / span > < / div >
< div class = "line" > < a name = "l00418" > < / a > < span class = "lineno" > 418< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00419" > < / a > < span class = "lineno" > 419< / span >   < span class = "comment" > // For now we take the min, and scale only if all c_i / min are integer.< / span > < / div >
< div class = "line" > < a name = "l00420" > < / a > < span class = "lineno" > 420< / span >   < span class = "keywordtype" > double< / span > scaling = scaled_coeffs[0];< / div >
< div class = "line" > < a name = "l00421" > < / a > < span class = "lineno" > 421< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > c : scaled_coeffs) {< / div >
< div class = "line" > < a name = "l00422" > < / a > < span class = "lineno" > 422< / span >   scaling = < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > std::min< / a > (scaling, c);< / 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 >   < a class = "code" href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > (scaling, 0.0);< / div >
< div class = "line" > < a name = "l00425" > < / a > < span class = "lineno" > 425< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > c : scaled_coeffs) {< / div >
< div class = "line" > < a name = "l00426" > < / a > < span class = "lineno" > 426< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > fraction = c / scaling;< / div >
< div class = "line" > < a name = "l00427" > < / a > < span class = "lineno" > 427< / span >   < span class = "keywordflow" > if< / span > (std::abs(std::round(fraction) - fraction) > tolerance) {< / div >
< div class = "line" > < a name = "l00428" > < / a > < span class = "lineno" > 428< / span >   ok = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00429" > < / a > < span class = "lineno" > 429< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00430" > < / a > < span class = "lineno" > 430< / span >   }< / div >
< div class = "line" > < a name = "l00431" > < / a > < span class = "lineno" > 431< / span >   }< / div >
< div class = "line" > < a name = "l00432" > < / a > < span class = "lineno" > 432< / span >   < span class = "keywordflow" > if< / span > (!ok) {< / div >
< div class = "line" > < a name = "l00433" > < / a > < span class = "lineno" > 433< / span >   < span class = "comment" > // TODO(user): be smarter! we should be able to handle these cases.< / span > < / div >
< div class = "line" > < a name = "l00434" > < / a > < span class = "lineno" > 434< / span >   ++num_to_be_handled;< / div >
< div class = "line" > < a name = "l00435" > < / a > < span class = "lineno" > 435< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00436" > < / a > < span class = "lineno" > 436< / 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 >   < span class = "comment" > // Tricky, we also need the bound of the scaled variable to be integer.< / span > < / div >
< div class = "line" > < a name = "l00439" > < / a > < span class = "lineno" > 439< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > : {mp_model-> variable(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).lower_bound(),< / div >
< div class = "line" > < a name = "l00440" > < / a > < span class = "lineno" > 440< / span >   mp_model-> variable(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).upper_bound()}) {< / div >
< div class = "line" > < a name = "l00441" > < / a > < span class = "lineno" > 441< / span >   < span class = "keywordflow" > if< / span > (!std::isfinite(< a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > )) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00442" > < / a > < span class = "lineno" > 442< / span >   < span class = "keywordflow" > if< / span > (std::abs(std::round(< a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > * scaling) - < a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > * scaling) > < / div >
< div class = "line" > < a name = "l00443" > < / a > < span class = "lineno" > 443< / span >   tolerance * scaling) {< / div >
< div class = "line" > < a name = "l00444" > < / a > < span class = "lineno" > 444< / span >   ok = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00445" > < / a > < span class = "lineno" > 445< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00446" > < / a > < span class = "lineno" > 446< / span >   }< / div >
< div class = "line" > < a name = "l00447" > < / a > < span class = "lineno" > 447< / span >   }< / div >
< div class = "line" > < a name = "l00448" > < / a > < span class = "lineno" > 448< / span >   < span class = "keywordflow" > if< / span > (!ok) {< / div >
< div class = "line" > < a name = "l00449" > < / a > < span class = "lineno" > 449< / span >   < span class = "comment" > // TODO(user): If we scale more we migth be able to turn it into an< / span > < / div >
< div class = "line" > < a name = "l00450" > < / a > < span class = "lineno" > 450< / span >   < span class = "comment" > // integer.< / span > < / div >
< div class = "line" > < a name = "l00451" > < / a > < span class = "lineno" > 451< / span >   ++num_to_be_handled;< / div >
< div class = "line" > < a name = "l00452" > < / a > < span class = "lineno" > 452< / span >   < span class = "keywordflow" > continue< / span > ;< / 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 >   < / div >
< div class = "line" > < a name = "l00455" > < / a > < span class = "lineno" > 455< / span >   ++num_in_inequalities;< / div >
< div class = "line" > < a name = "l00456" > < / a > < span class = "lineno" > 456< / span >   scale_and_mark_as_integer(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > , scaling);< / div >
< div class = "line" > < a name = "l00457" > < / a > < span class = "lineno" > 457< / span >   }< / div >
< div class = "line" > < a name = "l00458" > < / a > < span class = "lineno" > 458< / span >   < a class = "code" href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > (1) < < < span class = "stringliteral" > " num_new_integer: " < / span > < < num_detected< / div >
< div class = "line" > < a name = "l00459" > < / a > < span class = "lineno" > 459< / span >   < < < span class = "stringliteral" > " num_processed_constraints: " < / span > < < num_processed_constraints< / div >
< div class = "line" > < a name = "l00460" > < / a > < span class = "lineno" > 460< / span >   < < < span class = "stringliteral" > " num_rhs_fail: " < / span > < < num_fail_due_to_rhs< / div >
< div class = "line" > < a name = "l00461" > < / a > < span class = "lineno" > 461< / span >   < < < span class = "stringliteral" > " num_multiplier_fail: " < / span > < < num_fail_due_to_large_multiplier;< / div >
< div class = "line" > < a name = "l00462" > < / a > < span class = "lineno" > 462< / span >   < / div >
< div class = "line" > < a name = "l00463" > < / a > < span class = "lineno" > 463< / span >   < span class = "keywordflow" > if< / span > (log_info & & num_to_be_handled > 0) {< / div >
< div class = "line" > < a name = "l00464" > < / a > < span class = "lineno" > 464< / 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" > " Missed " < / span > < < num_to_be_handled< / div >
< div class = "line" > < a name = "l00465" > < / a > < span class = "lineno" > 465< / span >   < < < span class = "stringliteral" > " potential implied integer." < / span > ;< / div >
< div class = "line" > < a name = "l00466" > < / a > < span class = "lineno" > 466< / span >   }< / div >
< div class = "line" > < a name = "l00467" > < / a > < span class = "lineno" > 467< / span >   < / div >
< div class = "line" > < a name = "l00468" > < / a > < span class = "lineno" > 468< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_integers = initial_num_integers + num_detected;< / div >
< div class = "line" > < a name = "l00469" > < / a > < span class = "lineno" > 469< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Num integers: " < / span > < < num_integers < < < span class = "stringliteral" > " /" < / span > < / div >
< div class = "line" > < a name = "l00470" > < / a > < span class = "lineno" > 470< / span >   < < num_variables < < < span class = "stringliteral" > " (implied: " < / span > < < num_detected< / div >
< div class = "line" > < a name = "l00471" > < / a > < span class = "lineno" > 471< / span >   < < < span class = "stringliteral" > " in_inequalities: " < / span > < < num_in_inequalities< / div >
< div class = "line" > < a name = "l00472" > < / a > < span class = "lineno" > 472< / span >   < < < span class = "stringliteral" > " max_scaling: " < / span > < < max_scaling < < < span class = "stringliteral" > " )" < / span > < / div >
< div class = "line" > < a name = "l00473" > < / a > < span class = "lineno" > 473< / span >   < < (num_integers == num_variables ? < span class = "stringliteral" > " [IP] " < / span > < / div >
< div class = "line" > < a name = "l00474" > < / a > < span class = "lineno" > 474< / span >   : < span class = "stringliteral" > " [MIP] " < / 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 >   ApplyVarScaling(var_scaling, mp_model);< / div >
< div class = "line" > < a name = "l00477" > < / a > < span class = "lineno" > 477< / span >   < span class = "keywordflow" > return< / span > var_scaling;< / div >
< div class = "line" > < a name = "l00478" > < / a > < span class = "lineno" > 478< / span >   }< / div >
< div class = "line" > < a name = "l00479" > < / a > < span class = "lineno" > 479< / span >   < / div >
< div class = "line" > < a name = "l00480" > < / a > < span class = "lineno" > 480< / span >   < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00481" > < / a > < span class = "lineno" > 481< / span >   < / div >
< div class = "line" > < a name = "l00482" > < / a > < span class = "lineno" > 482< / span >   < span class = "comment" > // We use a class to reuse the temporay memory.< / span > < / div >
< div class = "line" > < a name = "l00483" > < / a > < span class = "lineno" > 483< / span >   < span class = "keyword" > struct < / span > ConstraintScaler {< / div >
< div class = "line" > < a name = "l00484" > < / a > < span class = "lineno" > 484< / span >   < span class = "comment" > // Scales an individual constraint.< / span > < / div >
< div class = "line" > < a name = "l00485" > < / a > < span class = "lineno" > 485< / span >   ConstraintProto* AddConstraint(< span class = "keyword" > const< / span > MPModelProto& mp_model,< / div >
< div class = "line" > < a name = "l00486" > < / a > < span class = "lineno" > 486< / span >   < span class = "keyword" > const< / span > MPConstraintProto& mp_constraint,< / div >
< div class = "line" > < a name = "l00487" > < / a > < span class = "lineno" > 487< / span >   CpModelProto* cp_model);< / div >
< div class = "line" > < a name = "l00488" > < / a > < span class = "lineno" > 488< / span >   < / div >
< div class = "line" > < a name = "l00489" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#a2a1a02478d02cd8e42a1afece079d4a2" > 489< / a > < / span >   < span class = "keywordtype" > double< / span > < a class = "code" href = "sat_2lp__utils_8cc.html#a2a1a02478d02cd8e42a1afece079d4a2" > max_relative_coeff_error< / a > = 0.0;< / div >
< div class = "line" > < a name = "l00490" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#ac353d235bf529bb3a9c0830da2efa892" > 490< / a > < / span >   < span class = "keywordtype" > double< / span > < a class = "code" href = "sat_2lp__utils_8cc.html#ac353d235bf529bb3a9c0830da2efa892" > max_relative_rhs_error< / a > = 0.0;< / div >
< div class = "line" > < a name = "l00491" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > 491< / a > < / span >   < span class = "keywordtype" > double< / span > < a class = "code" href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > max_scaling_factor< / a > = 0.0;< / div >
< div class = "line" > < a name = "l00492" > < / a > < span class = "lineno" > 492< / span >   < / div >
< div class = "line" > < a name = "l00493" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#a6585434cd23846627340ae066aa546f6" > 493< / a > < / span >   < span class = "keywordtype" > double< / span > < a class = "code" href = "sat_2lp__utils_8cc.html#a6585434cd23846627340ae066aa546f6" > wanted_precision< / a > = 1e-6;< / div >
< div class = "line" > < a name = "l00494" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#a6a1f817dc422c6adab9def33880bcf4a" > 494< / a > < / span >   < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "sat_2lp__utils_8cc.html#a6a1f817dc422c6adab9def33880bcf4a" > scaling_target< / a > = < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > {1} < < 50;< / div >
< div class = "line" > < a name = "l00495" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > 495< / a > < / span >   std::vector< int> < a class = "code" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > ;< / div >
< div class = "line" > < a name = "l00496" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > 496< / a > < / span >   std::vector< double> < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > ;< / div >
< div class = "line" > < a name = "l00497" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > 497< / a > < / span >   std::vector< double> < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > ;< / div >
< div class = "line" > < a name = "l00498" > < / a > < span class = "lineno" > < a class = "line" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > 498< / a > < / span >   std::vector< double> < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > ;< / div >
< div class = "line" > < a name = "l00499" > < / a > < span class = "lineno" > 499< / span >   };< / div >
< div class = "line" > < a name = "l00500" > < / a > < span class = "lineno" > 500< / span >   < / div >
< div class = "line" > < a name = "l00501" > < / a > < span class = "lineno" > 501< / span >   < span class = "keyword" > namespace < / span > {< / div >
< div class = "line" > < a name = "l00502" > < / a > < span class = "lineno" > 502< / span >   < / div >
< div class = "line" > < a name = "l00503" > < / a > < span class = "lineno" > 503< / span >   < span class = "keywordtype" > double< / span > FindFractionalScaling(< span class = "keyword" > const< / span > std::vector< double> & < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > ,< / div >
< div class = "line" > < a name = "l00504" > < / a > < span class = "lineno" > 504< / span >   < span class = "keywordtype" > double< / span > tolerance) {< / div >
< div class = "line" > < a name = "l00505" > < / a > < span class = "lineno" > 505< / span >   < span class = "keywordtype" > double< / span > multiplier = 1.0;< / div >
< div class = "line" > < a name = "l00506" > < / a > < span class = "lineno" > 506< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > coeff : < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > ) {< / div >
< div class = "line" > < a name = "l00507" > < / a > < span class = "lineno" > 507< / span >   multiplier *=< / div >
< div class = "line" > < a name = "l00508" > < / a > < span class = "lineno" > 508< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#af8b326626fb8ca0efd32ff0564d35731" > FindRationalFactor< / a > (coeff, < span class = "comment" > /*limit=*/< / span > 1e8, multiplier * tolerance);< / div >
< div class = "line" > < a name = "l00509" > < / a > < span class = "lineno" > 509< / span >   < span class = "keywordflow" > if< / span > (multiplier == 0.0) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00510" > < / a > < span class = "lineno" > 510< / span >   }< / div >
< div class = "line" > < a name = "l00511" > < / a > < span class = "lineno" > 511< / span >   < span class = "keywordflow" > return< / span > multiplier;< / div >
< div class = "line" > < a name = "l00512" > < / a > < span class = "lineno" > 512< / span >   }< / div >
< div class = "line" > < a name = "l00513" > < / a > < span class = "lineno" > 513< / span >   < / div >
< div class = "line" > < a name = "l00514" > < / a > < span class = "lineno" > 514< / span >   } < span class = "comment" > // namespace< / span > < / div >
< div class = "line" > < a name = "l00515" > < / a > < span class = "lineno" > 515< / span >   < / div >
< div class = "line" > < a name = "l00516" > < / a > < span class = "lineno" > 516< / span >   ConstraintProto* ConstraintScaler::AddConstraint(< / div >
< div class = "line" > < a name = "l00517" > < / a > < span class = "lineno" > 517< / span >   < span class = "keyword" > const< / span > MPModelProto& mp_model, < span class = "keyword" > const< / span > MPConstraintProto& mp_constraint,< / div >
< div class = "line" > < a name = "l00518" > < / a > < span class = "lineno" > 518< / span >   CpModelProto* cp_model) {< / div >
< div class = "line" > < a name = "l00519" > < / a > < span class = "lineno" > 519< / span >   < span class = "keywordflow" > if< / span > (mp_constraint.lower_bound() == -< a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > kInfinity< / a > & & < / div >
< div class = "line" > < a name = "l00520" > < / a > < span class = "lineno" > 520< / span >   mp_constraint.upper_bound() == < a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > kInfinity< / a > ) {< / div >
< div class = "line" > < a name = "l00521" > < / a > < span class = "lineno" > 521< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > nullptr< / span > ;< / div >
< div class = "line" > < a name = "l00522" > < / a > < span class = "lineno" > 522< / span >   }< / div >
< div class = "line" > < a name = "l00523" > < / a > < span class = "lineno" > 523< / span >   < / div >
< div class = "line" > < a name = "l00524" > < / a > < span class = "lineno" > 524< / span >   < span class = "keyword" > auto< / span > * constraint = cp_model-> add_constraints();< / div >
< div class = "line" > < a name = "l00525" > < / a > < span class = "lineno" > 525< / span >   constraint-> set_name(mp_constraint.name());< / div >
< div class = "line" > < a name = "l00526" > < / a > < span class = "lineno" > 526< / span >   < span class = "keyword" > auto< / span > * arg = constraint-> mutable_linear();< / div >
< div class = "line" > < a name = "l00527" > < / a > < span class = "lineno" > 527< / span >   < / div >
< div class = "line" > < a name = "l00528" > < / a > < span class = "lineno" > 528< / span >   < span class = "comment" > // First scale the coefficients of the constraints so that the constraint< / span > < / div >
< div class = "line" > < a name = "l00529" > < / a > < span class = "lineno" > 529< / span >   < span class = "comment" > // sum can always be computed without integer overflow.< / span > < / div >
< div class = "line" > < a name = "l00530" > < / a > < span class = "lineno" > 530< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > .clear();< / div >
< div class = "line" > < a name = "l00531" > < / a > < span class = "lineno" > 531< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .clear();< / div >
< div class = "line" > < a name = "l00532" > < / a > < span class = "lineno" > 532< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > .clear();< / div >
< div class = "line" > < a name = "l00533" > < / a > < span class = "lineno" > 533< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > .clear();< / div >
< div class = "line" > < a name = "l00534" > < / a > < span class = "lineno" > 534< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_coeffs = mp_constraint.coefficient_size();< / div >
< div class = "line" > < a name = "l00535" > < / a > < span class = "lineno" > 535< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_coeffs; ++i) {< / div >
< div class = "line" > < a name = "l00536" > < / a > < span class = "lineno" > 536< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & var_proto = cp_model-> variables(mp_constraint.var_index(i));< / div >
< div class = "line" > < a name = "l00537" > < / a > < span class = "lineno" > 537< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > lb = var_proto.domain(0);< / div >
< div class = "line" > < a name = "l00538" > < / a > < span class = "lineno" > 538< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > ub = var_proto.domain(var_proto.domain_size() - 1);< / div >
< div class = "line" > < a name = "l00539" > < / a > < span class = "lineno" > 539< / span >   < span class = "keywordflow" > if< / span > (lb == 0 & & ub == 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00540" > < / a > < span class = "lineno" > 540< / span >   < / div >
< div class = "line" > < a name = "l00541" > < / a > < span class = "lineno" > 541< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > coeff = mp_constraint.coefficient(i);< / div >
< div class = "line" > < a name = "l00542" > < / a > < span class = "lineno" > 542< / span >   < span class = "keywordflow" > if< / span > (coeff == 0.0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00543" > < / a > < span class = "lineno" > 543< / span >   < / div >
< div class = "line" > < a name = "l00544" > < / a > < span class = "lineno" > 544< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > .push_back(mp_constraint.var_index(i));< / div >
< div class = "line" > < a name = "l00545" > < / a > < span class = "lineno" > 545< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .push_back(coeff);< / div >
< div class = "line" > < a name = "l00546" > < / a > < span class = "lineno" > 546< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > .push_back(lb);< / div >
< div class = "line" > < a name = "l00547" > < / a > < span class = "lineno" > 547< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > .push_back(ub);< / div >
< div class = "line" > < a name = "l00548" > < / a > < span class = "lineno" > 548< / span >   }< / div >
< div class = "line" > < a name = "l00549" > < / a > < span class = "lineno" > 549< / span >   < / div >
< div class = "line" > < a name = "l00550" > < / a > < span class = "lineno" > 550< / span >   < span class = "comment" > // We compute the worst case error relative to the magnitude of the bounds.< / span > < / div >
< div class = "line" > < a name = "l00551" > < / a > < span class = "lineno" > 551< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > lb = mp_constraint.lower_bound();< / div >
< div class = "line" > < a name = "l00552" > < / a > < span class = "lineno" > 552< / span >   < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > ub = mp_constraint.upper_bound();< / div >
< div class = "line" > < a name = "l00553" > < / a > < span class = "lineno" > 553< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > ct_norm = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (1.0, < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > std::min< / a > (std::abs(lb), std::abs(ub)));< / div >
< div class = "line" > < a name = "l00554" > < / a > < span class = "lineno" > 554< / span >   < / div >
< div class = "line" > < a name = "l00555" > < / a > < span class = "lineno" > 555< / span >   < span class = "keywordtype" > double< / span > scaling_factor = < a class = "code" href = "namespaceoperations__research.html#afd62b70eb0f46a86016aeda8edea45fa" > GetBestScalingOfDoublesToInt64< / a > (< / div >
< div class = "line" > < a name = "l00556" > < / a > < span class = "lineno" > 556< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a6a1f817dc422c6adab9def33880bcf4a" > scaling_target< / a > );< / div >
< div class = "line" > < a name = "l00557" > < / a > < span class = "lineno" > 557< / span >   < / div >
< div class = "line" > < a name = "l00558" > < / a > < span class = "lineno" > 558< / span >   < span class = "comment" > // Returns the smallest factor of the form 2^i that gives us a relative sum< / span > < / div >
< div class = "line" > < a name = "l00559" > < / a > < span class = "lineno" > 559< / span >   < span class = "comment" > // error of wanted_precision and still make sure we will have no integer< / span > < / div >
< div class = "line" > < a name = "l00560" > < / a > < span class = "lineno" > 560< / span >   < span class = "comment" > // overflow.< / span > < / div >
< div class = "line" > < a name = "l00561" > < / a > < span class = "lineno" > 561< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00562" > < / a > < span class = "lineno" > 562< / span >   < span class = "comment" > // TODO(user): Make this faster.< / span > < / div >
< div class = "line" > < a name = "l00563" > < / a > < span class = "lineno" > 563< / span >   < span class = "keywordtype" > double< / span > x = < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > std::min< / a > (scaling_factor, 1.0);< / div >
< div class = "line" > < a name = "l00564" > < / a > < span class = "lineno" > 564< / span >   < span class = "keywordtype" > double< / span > relative_coeff_error;< / div >
< div class = "line" > < a name = "l00565" > < / a > < span class = "lineno" > 565< / span >   < span class = "keywordtype" > double< / span > scaled_sum_error;< / div >
< div class = "line" > < a name = "l00566" > < / a > < span class = "lineno" > 566< / span >   < span class = "keywordflow" > for< / span > (; x < = scaling_factor; x *= 2) {< / div >
< div class = "line" > < a name = "l00567" > < / a > < span class = "lineno" > 567< / span >   < a class = "code" href = "namespaceoperations__research.html#a46f21c3da23685e58b31d880b2144458" > ComputeScalingErrors< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > , x,< / div >
< div class = "line" > < a name = "l00568" > < / a > < span class = "lineno" > 568< / span >   & relative_coeff_error, & scaled_sum_error);< / div >
< div class = "line" > < a name = "l00569" > < / a > < span class = "lineno" > 569< / span >   < span class = "keywordflow" > if< / span > (scaled_sum_error < < a class = "code" href = "sat_2lp__utils_8cc.html#a6585434cd23846627340ae066aa546f6" > wanted_precision< / a > * x * ct_norm) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00570" > < / a > < span class = "lineno" > 570< / span >   }< / div >
< div class = "line" > < a name = "l00571" > < / a > < span class = "lineno" > 571< / span >   scaling_factor = x;< / div >
< div class = "line" > < a name = "l00572" > < / a > < span class = "lineno" > 572< / span >   < / div >
< div class = "line" > < a name = "l00573" > < / a > < span class = "lineno" > 573< / span >   < span class = "comment" > // Because we deal with an approximate input, scaling with a power of 2 might< / span > < / div >
< div class = "line" > < a name = "l00574" > < / a > < span class = "lineno" > 574< / span >   < span class = "comment" > // not be the best choice. It is also possible user used rational coeff and< / span > < / div >
< div class = "line" > < a name = "l00575" > < / a > < span class = "lineno" > 575< / span >   < span class = "comment" > // then converted them to double (1/2, 1/3, 4/5, etc...). This scaling will< / span > < / div >
< div class = "line" > < a name = "l00576" > < / a > < span class = "lineno" > 576< / span >   < span class = "comment" > // recover such rational input and might result in a smaller overall< / span > < / div >
< div class = "line" > < a name = "l00577" > < / a > < span class = "lineno" > 577< / span >   < span class = "comment" > // coefficient which is good.< / span > < / div >
< div class = "line" > < a name = "l00578" > < / a > < span class = "lineno" > 578< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > integer_factor = FindFractionalScaling(< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , 1e-8);< / div >
< div class = "line" > < a name = "l00579" > < / a > < span class = "lineno" > 579< / span >   < span class = "keywordflow" > if< / span > (integer_factor != 0 & & integer_factor < scaling_factor) {< / div >
< div class = "line" > < a name = "l00580" > < / a > < span class = "lineno" > 580< / span >   < a class = "code" href = "namespaceoperations__research.html#a46f21c3da23685e58b31d880b2144458" > ComputeScalingErrors< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > , x,< / div >
< div class = "line" > < a name = "l00581" > < / a > < span class = "lineno" > 581< / span >   & relative_coeff_error, & scaled_sum_error);< / div >
< div class = "line" > < a name = "l00582" > < / a > < span class = "lineno" > 582< / span >   < span class = "keywordflow" > if< / span > (scaled_sum_error < < a class = "code" href = "sat_2lp__utils_8cc.html#a6585434cd23846627340ae066aa546f6" > wanted_precision< / a > * integer_factor * ct_norm) {< / div >
< div class = "line" > < a name = "l00583" > < / a > < span class = "lineno" > 583< / span >   scaling_factor = integer_factor;< / div >
< div class = "line" > < a name = "l00584" > < / a > < span class = "lineno" > 584< / span >   }< / div >
< div class = "line" > < a name = "l00585" > < / a > < span class = "lineno" > 585< / span >   }< / div >
< div class = "line" > < a name = "l00586" > < / a > < span class = "lineno" > 586< / span >   < / div >
< div class = "line" > < a name = "l00587" > < / a > < span class = "lineno" > 587< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > gcd = < a class = "code" href = "namespaceoperations__research.html#a4256c1ce10497f58f5c8b3d2abc57525" > ComputeGcdOfRoundedDoubles< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , scaling_factor);< / div >
< div class = "line" > < a name = "l00588" > < / a > < span class = "lineno" > 588< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a2a1a02478d02cd8e42a1afece079d4a2" > max_relative_coeff_error< / a > =< / div >
< div class = "line" > < a name = "l00589" > < / a > < span class = "lineno" > 589< / span >   < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (relative_coeff_error, < a class = "code" href = "sat_2lp__utils_8cc.html#a2a1a02478d02cd8e42a1afece079d4a2" > max_relative_coeff_error< / a > );< / div >
< div class = "line" > < a name = "l00590" > < / a > < span class = "lineno" > 590< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > max_scaling_factor< / a > = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (scaling_factor / gcd, < a class = "code" href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > max_scaling_factor< / a > );< / div >
< div class = "line" > < a name = "l00591" > < / a > < span class = "lineno" > 591< / span >   < / div >
< div class = "line" > < a name = "l00592" > < / a > < span class = "lineno" > 592< / span >   < span class = "comment" > // We do not relax the constraint bound if all variables are integer and< / span > < / div >
< div class = "line" > < a name = "l00593" > < / a > < span class = "lineno" > 593< / span >   < span class = "comment" > // we made no error at all during our scaling.< / span > < / div >
< div class = "line" > < a name = "l00594" > < / a > < span class = "lineno" > 594< / span >   < span class = "keywordtype" > bool< / span > relax_bound = scaled_sum_error > 0;< / div >
< div class = "line" > < a name = "l00595" > < / a > < span class = "lineno" > 595< / span >   < / div >
< div class = "line" > < a name = "l00596" > < / a > < span class = "lineno" > 596< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .size(); ++i) {< / div >
< div class = "line" > < a name = "l00597" > < / a > < span class = "lineno" > 597< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > scaled_value = < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > [i] * scaling_factor;< / div >
< div class = "line" > < a name = "l00598" > < / a > < span class = "lineno" > 598< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (std::round(scaled_value)) / gcd;< / div >
< div class = "line" > < a name = "l00599" > < / a > < span class = "lineno" > 599< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > != 0) {< / div >
< div class = "line" > < a name = "l00600" > < / a > < span class = "lineno" > 600< / span >   < span class = "keywordflow" > if< / span > (!mp_model.variable(< a class = "code" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > [i]).is_integer()) {< / div >
< div class = "line" > < a name = "l00601" > < / a > < span class = "lineno" > 601< / span >   relax_bound = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00602" > < / a > < span class = "lineno" > 602< / span >   }< / div >
< div class = "line" > < a name = "l00603" > < / a > < span class = "lineno" > 603< / span >   arg-> add_vars(< a class = "code" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > [i]);< / div >
< div class = "line" > < a name = "l00604" > < / a > < span class = "lineno" > 604< / span >   arg-> add_coeffs(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l00605" > < / a > < span class = "lineno" > 605< / span >   }< / div >
< div class = "line" > < a name = "l00606" > < / a > < span class = "lineno" > 606< / span >   }< / div >
< div class = "line" > < a name = "l00607" > < / a > < span class = "lineno" > 607< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ac353d235bf529bb3a9c0830da2efa892" > max_relative_rhs_error< / a > = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (< / div >
< div class = "line" > < a name = "l00608" > < / a > < span class = "lineno" > 608< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ac353d235bf529bb3a9c0830da2efa892" > max_relative_rhs_error< / a > , scaled_sum_error / (scaling_factor * ct_norm));< / div >
< div class = "line" > < a name = "l00609" > < / a > < span class = "lineno" > 609< / span >   < / div >
< div class = "line" > < a name = "l00610" > < / a > < span class = "lineno" > 610< / span >   < span class = "comment" > // Add the constraint bounds. Because we are sure the scaled constraint fit< / span > < / div >
< div class = "line" > < a name = "l00611" > < / a > < span class = "lineno" > 611< / span >   < span class = "comment" > // on an int64, if the scaled bounds are too large, the constraint is either< / span > < / div >
< div class = "line" > < a name = "l00612" > < / a > < span class = "lineno" > 612< / span >   < span class = "comment" > // always true or always false.< / span > < / div >
< div class = "line" > < a name = "l00613" > < / a > < span class = "lineno" > 613< / span >   < span class = "keywordflow" > if< / span > (relax_bound) {< / div >
< div class = "line" > < a name = "l00614" > < / a > < span class = "lineno" > 614< / span >   lb -= < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (std::abs(lb), 1.0) * < a class = "code" href = "sat_2lp__utils_8cc.html#a6585434cd23846627340ae066aa546f6" > wanted_precision< / a > ;< / div >
< div class = "line" > < a name = "l00615" > < / a > < span class = "lineno" > 615< / span >   }< / div >
< div class = "line" > < a name = "l00616" > < / a > < span class = "lineno" > 616< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > scaled_lb = std::ceil(lb * scaling_factor);< / div >
< div class = "line" > < a name = "l00617" > < / a > < span class = "lineno" > 617< / span >   < span class = "keywordflow" > if< / span > (lb == -< a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > kInfinity< / a > || scaled_lb < = < a class = "code" href = "integral__types_8h.html#af458164b470cbba416d5ed579e00ff60" > kint64min< / a > ) {< / div >
< div class = "line" > < a name = "l00618" > < / a > < span class = "lineno" > 618< / span >   arg-> add_domain(< a class = "code" href = "integral__types_8h.html#af458164b470cbba416d5ed579e00ff60" > kint64min< / a > );< / div >
< div class = "line" > < a name = "l00619" > < / a > < span class = "lineno" > 619< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00620" > < / a > < span class = "lineno" > 620< / span >   arg-> add_domain(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a29b96869d2a821cf1d2e6099e7a0f51b" > CeilRatio< / a > (IntegerValue(< span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (scaled_lb)),< / div >
< div class = "line" > < a name = "l00621" > < / a > < span class = "lineno" > 621< / span >   IntegerValue(gcd))< / div >
< div class = "line" > < a name = "l00622" > < / a > < span class = "lineno" > 622< / span >   .< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ());< / div >
< div class = "line" > < a name = "l00623" > < / a > < span class = "lineno" > 623< / span >   }< / div >
< div class = "line" > < a name = "l00624" > < / a > < span class = "lineno" > 624< / span >   < / div >
< div class = "line" > < a name = "l00625" > < / a > < span class = "lineno" > 625< / span >   < span class = "keywordflow" > if< / span > (relax_bound) {< / div >
< div class = "line" > < a name = "l00626" > < / a > < span class = "lineno" > 626< / span >   ub += < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (std::abs(ub), 1.0) * < a class = "code" href = "sat_2lp__utils_8cc.html#a6585434cd23846627340ae066aa546f6" > wanted_precision< / a > ;< / div >
< div class = "line" > < a name = "l00627" > < / a > < span class = "lineno" > 627< / span >   }< / div >
< div class = "line" > < a name = "l00628" > < / a > < span class = "lineno" > 628< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > scaled_ub = std::floor(ub * scaling_factor);< / div >
< div class = "line" > < a name = "l00629" > < / a > < span class = "lineno" > 629< / span >   < span class = "keywordflow" > if< / span > (ub == < a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > kInfinity< / a > || scaled_ub > = < a class = "code" href = "integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719" > kint64max< / a > ) {< / div >
< div class = "line" > < a name = "l00630" > < / a > < span class = "lineno" > 630< / span >   arg-> add_domain(< a class = "code" href = "integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719" > kint64max< / a > );< / div >
< div class = "line" > < a name = "l00631" > < / a > < span class = "lineno" > 631< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00632" > < / a > < span class = "lineno" > 632< / span >   arg-> add_domain(< a class = "code" href = "namespaceoperations__research_1_1sat.html#a07823d046b027c81155f8a2f322cf813" > FloorRatio< / a > (IntegerValue(< span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (scaled_ub)),< / div >
< div class = "line" > < a name = "l00633" > < / a > < span class = "lineno" > 633< / span >   IntegerValue(gcd))< / div >
< div class = "line" > < a name = "l00634" > < / a > < span class = "lineno" > 634< / span >   .< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ());< / div >
< div class = "line" > < a name = "l00635" > < / a > < span class = "lineno" > 635< / span >   }< / div >
< div class = "line" > < a name = "l00636" > < / a > < span class = "lineno" > 636< / span >   < / div >
< div class = "line" > < a name = "l00637" > < / a > < span class = "lineno" > 637< / span >   < span class = "keywordflow" > return< / span > constraint;< / div >
< div class = "line" > < a name = "l00638" > < / a > < span class = "lineno" > 638< / span >   }< / div >
< div class = "line" > < a name = "l00639" > < / a > < span class = "lineno" > 639< / span >   < / div >
< div class = "line" > < a name = "l00640" > < / a > < span class = "lineno" > 640< / span >   } < span class = "comment" > // namespace< / span > < / div >
< div class = "line" > < a name = "l00641" > < / a > < span class = "lineno" > 641< / span >   < / div >
< div class = "line" > < a name = "l00642" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#adead4997e96ccdef87190f43c5de938f" > 642< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#adead4997e96ccdef87190f43c5de938f" > ConvertMPModelProtoToCpModelProto< / a > (< span class = "keyword" > const< / span > SatParameters& params,< / div >
< div class = "line" > < a name = "l00643" > < / a > < span class = "lineno" > 643< / span >   < span class = "keyword" > const< / span > MPModelProto& mp_model,< / div >
< div class = "line" > < a name = "l00644" > < / a > < span class = "lineno" > 644< / span >   CpModelProto* cp_model) {< / div >
< div class = "line" > < a name = "l00645" > < / a > < span class = "lineno" > 645< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (cp_model != < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a name = "l00646" > < / a > < span class = "lineno" > 646< / span >   cp_model-> Clear();< / div >
< div class = "line" > < a name = "l00647" > < / a > < span class = "lineno" > 647< / span >   cp_model-> set_name(mp_model.name());< / div >
< div class = "line" > < a name = "l00648" > < / a > < span class = "lineno" > 648< / span >   < / div >
< div class = "line" > < a name = "l00649" > < / a > < span class = "lineno" > 649< / span >   < span class = "comment" > // To make sure we cannot have integer overflow, we use this bound for any< / span > < / div >
< div class = "line" > < a name = "l00650" > < / a > < span class = "lineno" > 650< / span >   < span class = "comment" > // unbounded variable.< / span > < / div >
< div class = "line" > < a name = "l00651" > < / a > < span class = "lineno" > 651< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00652" > < / a > < span class = "lineno" > 652< / span >   < span class = "comment" > // TODO(user): This could be made larger if needed, so be smarter if we have< / span > < / div >
< div class = "line" > < a name = "l00653" > < / a > < span class = "lineno" > 653< / span >   < span class = "comment" > // MIP problem that we cannot " convert" because of this. Note however than we< / span > < / div >
< div class = "line" > < a name = "l00654" > < / a > < span class = "lineno" > 654< / span >   < span class = "comment" > // cannot go that much further because we need to make sure we will not run< / span > < / div >
< div class = "line" > < a name = "l00655" > < / a > < span class = "lineno" > 655< / span >   < span class = "comment" > // into overflow if we add a big linear combination of such variables. It< / span > < / div >
< div class = "line" > < a name = "l00656" > < / a > < span class = "lineno" > 656< / span >   < span class = "comment" > // should always be possible for a user to scale its problem so that all< / span > < / div >
< div class = "line" > < a name = "l00657" > < / a > < span class = "lineno" > 657< / span >   < span class = "comment" > // relevant quantities are a couple of millions. A LP/MIP solver have a< / span > < / div >
< div class = "line" > < a name = "l00658" > < / a > < span class = "lineno" > 658< / span >   < span class = "comment" > // similar condition in disguise because problem with a difference of more< / span > < / div >
< div class = "line" > < a name = "l00659" > < / a > < span class = "lineno" > 659< / span >   < span class = "comment" > // than 6 magnitudes between the variable values will likely run into numeric< / span > < / div >
< div class = "line" > < a name = "l00660" > < / a > < span class = "lineno" > 660< / span >   < span class = "comment" > // trouble.< / span > < / div >
< div class = "line" > < a name = "l00661" > < / a > < span class = "lineno" > 661< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > kMaxVariableBound = < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (params.mip_max_bound());< / div >
< div class = "line" > < a name = "l00662" > < / a > < span class = "lineno" > 662< / span >   < / div >
< div class = "line" > < a name = "l00663" > < / a > < span class = "lineno" > 663< / span >   < span class = "keywordtype" > int< / span > num_truncated_bounds = 0;< / div >
< div class = "line" > < a name = "l00664" > < / a > < span class = "lineno" > 664< / span >   < span class = "keywordtype" > int< / span > num_small_domains = 0;< / div >
< div class = "line" > < a name = "l00665" > < / a > < span class = "lineno" > 665< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > kSmallDomainSize = 1000;< / div >
< div class = "line" > < a name = "l00666" > < / a > < span class = "lineno" > 666< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > kWantedPrecision = params.mip_wanted_precision();< / div >
< div class = "line" > < a name = "l00667" > < / a > < span class = "lineno" > 667< / span >   < / div >
< div class = "line" > < a name = "l00668" > < / a > < span class = "lineno" > 668< / span >   < span class = "comment" > // Add the variables.< / span > < / div >
< div class = "line" > < a name = "l00669" > < / a > < span class = "lineno" > 669< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = mp_model.variable_size();< / div >
< div class = "line" > < a name = "l00670" > < / a > < span class = "lineno" > 670< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_variables; ++i) {< / div >
< div class = "line" > < a name = "l00671" > < / a > < span class = "lineno" > 671< / span >   < span class = "keyword" > const< / span > MPVariableProto& mp_var = mp_model.variable(i);< / div >
< div class = "line" > < a name = "l00672" > < / a > < span class = "lineno" > 672< / span >   IntegerVariableProto* cp_var = cp_model-> add_variables();< / div >
< div class = "line" > < a name = "l00673" > < / a > < span class = "lineno" > 673< / span >   cp_var-> set_name(mp_var.name());< / div >
< div class = "line" > < a name = "l00674" > < / a > < span class = "lineno" > 674< / span >   < / div >
< div class = "line" > < a name = "l00675" > < / a > < span class = "lineno" > 675< / span >   < span class = "comment" > // Deal with the corner case of a domain far away from zero.< / span > < / div >
< div class = "line" > < a name = "l00676" > < / a > < span class = "lineno" > 676< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00677" > < / a > < span class = "lineno" > 677< / span >   < span class = "comment" > // TODO(user): We should deal with these case by shifting the domain so< / span > < / div >
< div class = "line" > < a name = "l00678" > < / a > < span class = "lineno" > 678< / span >   < span class = "comment" > // that it includes zero instead of just fixing the variable. But that is a< / span > < / div >
< div class = "line" > < a name = "l00679" > < / a > < span class = "lineno" > 679< / span >   < span class = "comment" > // bit of work as it requires some postsolve.< / span > < / div >
< div class = "line" > < a name = "l00680" > < / a > < span class = "lineno" > 680< / span >   < span class = "keywordflow" > if< / span > (mp_var.lower_bound() > kMaxVariableBound) {< / div >
< div class = "line" > < a name = "l00681" > < / a > < span class = "lineno" > 681< / span >   < span class = "comment" > // Fix var to its lower bound.< / span > < / div >
< div class = "line" > < a name = "l00682" > < / a > < span class = "lineno" > 682< / span >   ++num_truncated_bounds;< / div >
< div class = "line" > < a name = "l00683" > < / a > < span class = "lineno" > 683< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (std::round(mp_var.lower_bound()));< / div >
< div class = "line" > < a name = "l00684" > < / a > < span class = "lineno" > 684< / span >   cp_var-> add_domain(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00685" > < / a > < span class = "lineno" > 685< / span >   cp_var-> add_domain(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l00686" > < / a > < span class = "lineno" > 686< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00687" > < / a > < span class = "lineno" > 687< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (mp_var.upper_bound() < -kMaxVariableBound) {< / div >
< div class = "line" > < a name = "l00688" > < / a > < span class = "lineno" > 688< / span >   < span class = "comment" > // Fix var to its upper_bound.< / span > < / div >
< div class = "line" > < a name = "l00689" > < / a > < span class = "lineno" > 689< / span >   ++num_truncated_bounds;< / div >
< div class = "line" > < a name = "l00690" > < / a > < span class = "lineno" > 690< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (std::round(mp_var.upper_bound()));< / div >
< div class = "line" > < a name = "l00691" > < / a > < span class = "lineno" > 691< / span >   cp_var-> add_domain(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
2020-11-18 14:53:30 +01:00
< div class = "line" > < a name = "l00692" > < / a > < span class = "lineno" > 692< / span >   cp_var-> add_domain(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l00693" > < / a > < span class = "lineno" > 693< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00694" > < / a > < span class = "lineno" > 694< / span >   }< / div >
< div class = "line" > < a name = "l00695" > < / a > < span class = "lineno" > 695< / span >   < / div >
< div class = "line" > < a name = "l00696" > < / a > < span class = "lineno" > 696< / span >   < span class = "comment" > // Note that we must process the lower bound first.< / span > < / div >
< div class = "line" > < a name = "l00697" > < / a > < span class = "lineno" > 697< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > lower : {< span class = "keyword" > true< / span > , < span class = "keyword" > false< / span > }) {< / div >
< div class = "line" > < a name = "l00698" > < / a > < span class = "lineno" > 698< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > = lower ? mp_var.lower_bound() : mp_var.upper_bound();< / div >
< div class = "line" > < a name = "l00699" > < / a > < span class = "lineno" > 699< / span >   < span class = "keywordflow" > if< / span > (std::abs(< a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > ) > = kMaxVariableBound) {< / div >
< div class = "line" > < a name = "l00700" > < / a > < span class = "lineno" > 700< / span >   ++num_truncated_bounds;< / div >
< div class = "line" > < a name = "l00701" > < / a > < span class = "lineno" > 701< / span >   cp_var-> add_domain(< a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > < 0 ? -kMaxVariableBound : kMaxVariableBound);< / div >
< div class = "line" > < a name = "l00702" > < / a > < span class = "lineno" > 702< / span >   < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00703" > < / a > < span class = "lineno" > 703< / span >   }< / div >
< div class = "line" > < a name = "l00704" > < / a > < span class = "lineno" > 704< / span >   < / div >
< div class = "line" > < a name = "l00705" > < / a > < span class = "lineno" > 705< / span >   < span class = "comment" > // Note that the cast is " perfect" because we forbid large values.< / span > < / div >
< div class = "line" > < a name = "l00706" > < / a > < span class = "lineno" > 706< / span >   cp_var-> add_domain(< / div >
< div class = "line" > < a name = "l00707" > < / a > < span class = "lineno" > 707< / span >   < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (lower ? std::ceil(< a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > - kWantedPrecision)< / div >
< div class = "line" > < a name = "l00708" > < / a > < span class = "lineno" > 708< / span >   : std::floor(< a class = "code" href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > + kWantedPrecision)));< / div >
< div class = "line" > < a name = "l00709" > < / a > < span class = "lineno" > 709< / span >   }< / div >
< div class = "line" > < a name = "l00710" > < / a > < span class = "lineno" > 710< / span >   < / div >
< div class = "line" > < a name = "l00711" > < / a > < span class = "lineno" > 711< / span >   < span class = "keywordflow" > if< / span > (cp_var-> domain(0) > cp_var-> domain(1)) {< / div >
< div class = "line" > < a name = "l00712" > < / a > < span class = "lineno" > 712< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > ) < < < span class = "stringliteral" > " Variable #" < / span > < < i < < < span class = "stringliteral" > " cannot take integer value. " < / span > < / div >
< div class = "line" > < a name = "l00713" > < / a > < span class = "lineno" > 713< / span >   < < mp_var.ShortDebugString();< / div >
< div class = "line" > < a name = "l00714" > < / a > < span class = "lineno" > 714< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00715" > < / a > < span class = "lineno" > 715< / span >   }< / div >
< div class = "line" > < a name = "l00716" > < / a > < span class = "lineno" > 716< / span >   < / div >
< div class = "line" > < a name = "l00717" > < / a > < span class = "lineno" > 717< / span >   < span class = "comment" > // Notify if a continuous variable has a small domain as this is likely to< / span > < / div >
< div class = "line" > < a name = "l00718" > < / a > < span class = "lineno" > 718< / span >   < span class = "comment" > // make an all integer solution far from a continuous one.< / span > < / div >
< div class = "line" > < a name = "l00719" > < / a > < span class = "lineno" > 719< / span >   < span class = "keywordflow" > if< / span > (!mp_var.is_integer() & & cp_var-> domain(0) != cp_var-> domain(1) & & < / div >
< div class = "line" > < a name = "l00720" > < / a > < span class = "lineno" > 720< / span >   cp_var-> domain(1) - cp_var-> domain(0) < kSmallDomainSize) {< / div >
< div class = "line" > < a name = "l00721" > < / a > < span class = "lineno" > 721< / span >   ++num_small_domains;< / div >
< div class = "line" > < a name = "l00722" > < / a > < span class = "lineno" > 722< / span >   }< / div >
< div class = "line" > < a name = "l00723" > < / a > < span class = "lineno" > 723< / span >   }< / div >
< div class = "line" > < a name = "l00724" > < / a > < span class = "lineno" > 724< / span >   < / div >
< div class = "line" > < a name = "l00725" > < / a > < span class = "lineno" > 725< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > , num_truncated_bounds > 0)< / div >
< div class = "line" > < a name = "l00726" > < / a > < span class = "lineno" > 726< / span >   < < num_truncated_bounds < < < span class = "stringliteral" > " bounds were truncated to " < / span > < / div >
< div class = "line" > < a name = "l00727" > < / a > < span class = "lineno" > 727< / span >   < < kMaxVariableBound < < < span class = "stringliteral" > " ." < / span > ;< / div >
< div class = "line" > < a name = "l00728" > < / a > < span class = "lineno" > 728< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > , num_small_domains > 0)< / div >
< div class = "line" > < a name = "l00729" > < / a > < span class = "lineno" > 729< / span >   < < num_small_domains < < < span class = "stringliteral" > " continuous variable domain with fewer than " < / span > < / div >
< div class = "line" > < a name = "l00730" > < / a > < span class = "lineno" > 730< / span >   < < kSmallDomainSize < < < span class = "stringliteral" > " values." < / span > ;< / div >
< div class = "line" > < a name = "l00731" > < / a > < span class = "lineno" > 731< / span >   < / div >
< div class = "line" > < a name = "l00732" > < / a > < span class = "lineno" > 732< / span >   ConstraintScaler scaler;< / div >
< div class = "line" > < a name = "l00733" > < / a > < span class = "lineno" > 733< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > kScalingTarget = < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > {1} < < params.mip_max_activity_exponent();< / div >
< div class = "line" > < a name = "l00734" > < / a > < span class = "lineno" > 734< / span >   scaler.wanted_precision = kWantedPrecision;< / div >
< div class = "line" > < a name = "l00735" > < / a > < span class = "lineno" > 735< / span >   scaler.scaling_target = kScalingTarget;< / div >
< div class = "line" > < a name = "l00736" > < / a > < span class = "lineno" > 736< / span >   < / div >
< div class = "line" > < a name = "l00737" > < / a > < span class = "lineno" > 737< / span >   < span class = "comment" > // Add the constraints. We scale each of them individually.< / span > < / div >
< div class = "line" > < a name = "l00738" > < / a > < span class = "lineno" > 738< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > MPConstraintProto& mp_constraint : mp_model.constraint()) {< / div >
< div class = "line" > < a name = "l00739" > < / a > < span class = "lineno" > 739< / span >   scaler.AddConstraint(mp_model, mp_constraint, cp_model);< / div >
< div class = "line" > < a name = "l00740" > < / a > < span class = "lineno" > 740< / span >   }< / div >
< div class = "line" > < a name = "l00741" > < / a > < span class = "lineno" > 741< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > MPGeneralConstraintProto& general_constraint :< / div >
< div class = "line" > < a name = "l00742" > < / a > < span class = "lineno" > 742< / span >   mp_model.general_constraint()) {< / div >
< div class = "line" > < a name = "l00743" > < / a > < span class = "lineno" > 743< / span >   < span class = "keywordflow" > switch< / span > (general_constraint.general_constraint_case()) {< / div >
< div class = "line" > < a name = "l00744" > < / a > < span class = "lineno" > 744< / span >   < span class = "keywordflow" > case< / span > MPGeneralConstraintProto::kIndicatorConstraint: {< / div >
< div class = "line" > < a name = "l00745" > < / a > < span class = "lineno" > 745< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & indicator_constraint =< / div >
< div class = "line" > < a name = "l00746" > < / a > < span class = "lineno" > 746< / span >   general_constraint.indicator_constraint();< / div >
< div class = "line" > < a name = "l00747" > < / a > < span class = "lineno" > 747< / span >   < span class = "keyword" > const< / span > MPConstraintProto& mp_constraint =< / div >
< div class = "line" > < a name = "l00748" > < / a > < span class = "lineno" > 748< / span >   indicator_constraint.constraint();< / div >
< div class = "line" > < a name = "l00749" > < / a > < span class = "lineno" > 749< / span >   ConstraintProto* < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > =< / div >
< div class = "line" > < a name = "l00750" > < / a > < span class = "lineno" > 750< / span >   scaler.AddConstraint(mp_model, mp_constraint, cp_model);< / div >
< div class = "line" > < a name = "l00751" > < / a > < span class = "lineno" > 751< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > == < span class = "keyword" > nullptr< / span > ) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00752" > < / a > < span class = "lineno" > 752< / span >   < / div >
< div class = "line" > < a name = "l00753" > < / a > < span class = "lineno" > 753< / span >   < span class = "comment" > // Add the indicator.< / span > < / div >
< div class = "line" > < a name = "l00754" > < / a > < span class = "lineno" > 754< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = indicator_constraint.var_index();< / div >
< div class = "line" > < a name = "l00755" > < / a > < span class = "lineno" > 755< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = indicator_constraint.var_value();< / div >
< div class = "line" > < a name = "l00756" > < / a > < span class = "lineno" > 756< / span >   < a class = "code" href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > -> add_enforcement_literal(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > == 1 ? < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > : < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ));< / div >
< div class = "line" > < a name = "l00757" > < / a > < span class = "lineno" > 757< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00758" > < / a > < span class = "lineno" > 758< / span >   }< / div >
< div class = "line" > < a name = "l00759" > < / a > < span class = "lineno" > 759< / span >   < span class = "keywordflow" > case< / span > MPGeneralConstraintProto::kAndConstraint: {< / div >
< div class = "line" > < a name = "l00760" > < / a > < span class = "lineno" > 760< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & and_constraint = general_constraint.and_constraint();< / div >
< div class = "line" > < a name = "l00761" > < / a > < span class = "lineno" > 761< / span >   < span class = "keyword" > const< / span > std::string& < a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > = general_constraint.name();< / div >
< div class = "line" > < a name = "l00762" > < / a > < span class = "lineno" > 762< / span >   < / div >
< div class = "line" > < a name = "l00763" > < / a > < span class = "lineno" > 763< / span >   ConstraintProto* ct_pos = cp_model-> add_constraints();< / div >
< div class = "line" > < a name = "l00764" > < / a > < span class = "lineno" > 764< / span >   ct_pos-> set_name(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > .empty() ? < span class = "stringliteral" > " " < / span > : absl::StrCat(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > , < span class = "stringliteral" > " _pos" < / span > ));< / div >
< div class = "line" > < a name = "l00765" > < / a > < span class = "lineno" > 765< / span >   ct_pos-> add_enforcement_literal(and_constraint.resultant_var_index());< / div >
< div class = "line" > < a name = "l00766" > < / a > < span class = "lineno" > 766< / span >   *ct_pos-> mutable_bool_and()-> mutable_literals() =< / div >
< div class = "line" > < a name = "l00767" > < / a > < span class = "lineno" > 767< / span >   and_constraint.var_index();< / div >
< div class = "line" > < a name = "l00768" > < / a > < span class = "lineno" > 768< / span >   < / div >
< div class = "line" > < a name = "l00769" > < / a > < span class = "lineno" > 769< / span >   ConstraintProto* ct_neg = cp_model-> add_constraints();< / div >
< div class = "line" > < a name = "l00770" > < / a > < span class = "lineno" > 770< / span >   ct_neg-> set_name(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > .empty() ? < span class = "stringliteral" > " " < / span > : absl::StrCat(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > , < span class = "stringliteral" > " _neg" < / span > ));< / div >
< div class = "line" > < a name = "l00771" > < / a > < span class = "lineno" > 771< / span >   ct_neg-> add_enforcement_literal(< / div >
< div class = "line" > < a name = "l00772" > < / a > < span class = "lineno" > 772< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (and_constraint.resultant_var_index()));< / div >
< div class = "line" > < a name = "l00773" > < / a > < span class = "lineno" > 773< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > var_index : and_constraint.var_index()) {< / div >
< div class = "line" > < a name = "l00774" > < / a > < span class = "lineno" > 774< / span >   ct_neg-> mutable_bool_or()-> add_literals(< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (var_index));< / div >
< div class = "line" > < a name = "l00775" > < / a > < span class = "lineno" > 775< / span >   }< / div >
< div class = "line" > < a name = "l00776" > < / a > < span class = "lineno" > 776< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00777" > < / a > < span class = "lineno" > 777< / span >   }< / div >
< div class = "line" > < a name = "l00778" > < / a > < span class = "lineno" > 778< / span >   < span class = "keywordflow" > case< / span > MPGeneralConstraintProto::kOrConstraint: {< / div >
< div class = "line" > < a name = "l00779" > < / a > < span class = "lineno" > 779< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & or_constraint = general_constraint.or_constraint();< / div >
< div class = "line" > < a name = "l00780" > < / a > < span class = "lineno" > 780< / span >   < span class = "keyword" > const< / span > std::string& < a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > = general_constraint.name();< / div >
< div class = "line" > < a name = "l00781" > < / a > < span class = "lineno" > 781< / span >   < / div >
< div class = "line" > < a name = "l00782" > < / a > < span class = "lineno" > 782< / span >   ConstraintProto* ct_pos = cp_model-> add_constraints();< / div >
< div class = "line" > < a name = "l00783" > < / a > < span class = "lineno" > 783< / span >   ct_pos-> set_name(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > .empty() ? < span class = "stringliteral" > " " < / span > : absl::StrCat(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > , < span class = "stringliteral" > " _pos" < / span > ));< / div >
< div class = "line" > < a name = "l00784" > < / a > < span class = "lineno" > 784< / span >   ct_pos-> add_enforcement_literal(or_constraint.resultant_var_index());< / div >
< div class = "line" > < a name = "l00785" > < / a > < span class = "lineno" > 785< / span >   *ct_pos-> mutable_bool_or()-> mutable_literals() =< / div >
< div class = "line" > < a name = "l00786" > < / a > < span class = "lineno" > 786< / span >   or_constraint.var_index();< / div >
< div class = "line" > < a name = "l00787" > < / a > < span class = "lineno" > 787< / span >   < / div >
< div class = "line" > < a name = "l00788" > < / a > < span class = "lineno" > 788< / span >   ConstraintProto* ct_neg = cp_model-> add_constraints();< / div >
< div class = "line" > < a name = "l00789" > < / a > < span class = "lineno" > 789< / span >   ct_neg-> set_name(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > .empty() ? < span class = "stringliteral" > " " < / span > : absl::StrCat(< a class = "code" href = "default__search_8cc.html#ac673bc430bdc3fdaa09f7becf98ef267" > name< / a > , < span class = "stringliteral" > " _neg" < / span > ));< / div >
< div class = "line" > < a name = "l00790" > < / a > < span class = "lineno" > 790< / span >   ct_neg-> add_enforcement_literal(< / div >
< div class = "line" > < a name = "l00791" > < / a > < span class = "lineno" > 791< / span >   < a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (or_constraint.resultant_var_index()));< / div >
< div class = "line" > < a name = "l00792" > < / a > < span class = "lineno" > 792< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > var_index : or_constraint.var_index()) {< / div >
< div class = "line" > < a name = "l00793" > < / a > < span class = "lineno" > 793< / span >   ct_neg-> mutable_bool_and()-> add_literals(< a class = "code" href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > NegatedRef< / a > (var_index));< / div >
< div class = "line" > < a name = "l00794" > < / a > < span class = "lineno" > 794< / span >   }< / div >
< div class = "line" > < a name = "l00795" > < / a > < span class = "lineno" > 795< / span >   < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00796" > < / a > < span class = "lineno" > 796< / span >   }< / div >
< div class = "line" > < a name = "l00797" > < / a > < span class = "lineno" > 797< / span >   < span class = "keywordflow" > default< / span > :< / div >
< div class = "line" > < a name = "l00798" > < / a > < span class = "lineno" > 798< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67" > ERROR< / a > ) < < < span class = "stringliteral" > " Can' t convert general constraints of type " < / span > < / div >
< div class = "line" > < a name = "l00799" > < / a > < span class = "lineno" > 799< / span >   < < general_constraint.general_constraint_case()< / div >
< div class = "line" > < a name = "l00800" > < / a > < span class = "lineno" > 800< / span >   < < < span class = "stringliteral" > " to CpModelProto." < / span > ;< / div >
< div class = "line" > < a name = "l00801" > < / a > < span class = "lineno" > 801< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00802" > < / a > < span class = "lineno" > 802< / span >   }< / div >
< div class = "line" > < a name = "l00803" > < / a > < span class = "lineno" > 803< / span >   }< / div >
< div class = "line" > < a name = "l00804" > < / a > < span class = "lineno" > 804< / span >   < / div >
< div class = "line" > < a name = "l00805" > < / a > < span class = "lineno" > 805< / span >   < span class = "comment" > // Display the error/scaling on the constraints.< / span > < / div >
< div class = "line" > < a name = "l00806" > < / a > < span class = "lineno" > 806< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > log_info = < a class = "code" href = "vlog__is__on_8h.html#a956152cad330225654d128f35c00efce" > VLOG_IS_ON< / a > (1) || params.log_search_progress();< / div >
< div class = "line" > < a name = "l00807" > < / a > < span class = "lineno" > 807< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Maximum constraint coefficient relative error: " < / span > < / div >
< div class = "line" > < a name = "l00808" > < / a > < span class = "lineno" > 808< / span >   < < scaler.max_relative_coeff_error;< / div >
< div class = "line" > < a name = "l00809" > < / a > < span class = "lineno" > 809< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info)< / div >
< div class = "line" > < a name = "l00810" > < / a > < span class = "lineno" > 810< / span >   < < < span class = "stringliteral" > " Maximum constraint worst-case activity relative error: " < / span > < / div >
< div class = "line" > < a name = "l00811" > < / a > < span class = "lineno" > 811< / span >   < < scaler.max_relative_rhs_error< / div >
< div class = "line" > < a name = "l00812" > < / a > < span class = "lineno" > 812< / span >   < < (scaler.max_relative_rhs_error > params.mip_check_precision()< / div >
< div class = "line" > < a name = "l00813" > < / a > < span class = "lineno" > 813< / span >   ? < span class = "stringliteral" > " [Potentially IMPRECISE]" < / span > < / div >
< div class = "line" > < a name = "l00814" > < / a > < span class = "lineno" > 814< / span >   : < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a name = "l00815" > < / a > < span class = "lineno" > 815< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Maximum constraint scaling factor: " < / span > < / div >
< div class = "line" > < a name = "l00816" > < / a > < span class = "lineno" > 816< / span >   < < scaler.max_scaling_factor;< / div >
< div class = "line" > < a name = "l00817" > < / a > < span class = "lineno" > 817< / span >   < / div >
< div class = "line" > < a name = "l00818" > < / a > < span class = "lineno" > 818< / span >   < span class = "comment" > // Add the objective.< / span > < / div >
< div class = "line" > < a name = "l00819" > < / a > < span class = "lineno" > 819< / span >   std::vector< int> < a class = "code" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > ;< / div >
< div class = "line" > < a name = "l00820" > < / a > < span class = "lineno" > 820< / span >   std::vector< double> < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > ;< / div >
< div class = "line" > < a name = "l00821" > < / a > < span class = "lineno" > 821< / span >   std::vector< double> < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > ;< / div >
< div class = "line" > < a name = "l00822" > < / a > < span class = "lineno" > 822< / span >   std::vector< double> < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > ;< / div >
< div class = "line" > < a name = "l00823" > < / a > < span class = "lineno" > 823< / span >   < span class = "keywordtype" > double< / span > min_magnitude = std::numeric_limits< double> ::infinity();< / div >
< div class = "line" > < a name = "l00824" > < / a > < span class = "lineno" > 824< / span >   < span class = "keywordtype" > double< / span > max_magnitude = 0.0;< / div >
< div class = "line" > < a name = "l00825" > < / a > < span class = "lineno" > 825< / span >   < span class = "keywordtype" > double< / span > l1_norm = 0.0;< / div >
< div class = "line" > < a name = "l00826" > < / a > < span class = "lineno" > 826< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_variables; ++i) {< / div >
< div class = "line" > < a name = "l00827" > < / a > < span class = "lineno" > 827< / span >   < span class = "keyword" > const< / span > MPVariableProto& mp_var = mp_model.variable(i);< / div >
< div class = "line" > < a name = "l00828" > < / a > < span class = "lineno" > 828< / span >   < span class = "keywordflow" > if< / span > (mp_var.objective_coefficient() == 0.0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00829" > < / a > < span class = "lineno" > 829< / span >   < / div >
< div class = "line" > < a name = "l00830" > < / a > < span class = "lineno" > 830< / span >   < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > & var_proto = cp_model-> variables(i);< / div >
< div class = "line" > < a name = "l00831" > < / a > < span class = "lineno" > 831< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > lb = var_proto.domain(0);< / div >
< div class = "line" > < a name = "l00832" > < / a > < span class = "lineno" > 832< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > ub = var_proto.domain(var_proto.domain_size() - 1);< / div >
< div class = "line" > < a name = "l00833" > < / a > < span class = "lineno" > 833< / span >   < span class = "keywordflow" > if< / span > (lb == 0 & & ub == 0) < span class = "keywordflow" > continue< / span > ;< / div >
< div class = "line" > < a name = "l00834" > < / a > < span class = "lineno" > 834< / span >   < / div >
< div class = "line" > < a name = "l00835" > < / a > < span class = "lineno" > 835< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > .push_back(i);< / div >
< div class = "line" > < a name = "l00836" > < / a > < span class = "lineno" > 836< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .push_back(mp_var.objective_coefficient());< / div >
< div class = "line" > < a name = "l00837" > < / a > < span class = "lineno" > 837< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > .push_back(lb);< / div >
< div class = "line" > < a name = "l00838" > < / a > < span class = "lineno" > 838< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > .push_back(ub);< / div >
< div class = "line" > < a name = "l00839" > < / a > < span class = "lineno" > 839< / span >   min_magnitude = < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > std::min< / a > (min_magnitude, std::abs(< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .back()));< / div >
< div class = "line" > < a name = "l00840" > < / a > < span class = "lineno" > 840< / span >   max_magnitude = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (max_magnitude, std::abs(< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .back()));< / div >
< div class = "line" > < a name = "l00841" > < / a > < span class = "lineno" > 841< / span >   l1_norm += std::abs(< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .back());< / div >
< div class = "line" > < a name = "l00842" > < / a > < span class = "lineno" > 842< / span >   }< / div >
< div class = "line" > < a name = "l00843" > < / a > < span class = "lineno" > 843< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .empty()) {< / div >
< div class = "line" > < a name = "l00844" > < / a > < span class = "lineno" > 844< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > average_magnitude =< / div >
< div class = "line" > < a name = "l00845" > < / a > < span class = "lineno" > 845< / span >   l1_norm / < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .size());< / div >
< div class = "line" > < a name = "l00846" > < / a > < span class = "lineno" > 846< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Objective magnitude in [" < / span > < < min_magnitude< / div >
< div class = "line" > < a name = "l00847" > < / a > < span class = "lineno" > 847< / span >   < < < span class = "stringliteral" > " , " < / span > < < max_magnitude< / div >
< div class = "line" > < a name = "l00848" > < / a > < span class = "lineno" > 848< / span >   < < < span class = "stringliteral" > " ] average = " < / span > < < average_magnitude;< / div >
< div class = "line" > < a name = "l00849" > < / a > < span class = "lineno" > 849< / span >   }< / div >
< div class = "line" > < a name = "l00850" > < / a > < span class = "lineno" > 850< / span >   < span class = "keywordflow" > if< / span > (!< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .empty() || mp_model.objective_offset() != 0.0) {< / div >
< div class = "line" > < a name = "l00851" > < / a > < span class = "lineno" > 851< / span >   < span class = "keywordtype" > double< / span > scaling_factor = < a class = "code" href = "namespaceoperations__research.html#afd62b70eb0f46a86016aeda8edea45fa" > GetBestScalingOfDoublesToInt64< / a > (< / div >
< div class = "line" > < a name = "l00852" > < / a > < span class = "lineno" > 852< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > , kScalingTarget);< / div >
< div class = "line" > < a name = "l00853" > < / a > < span class = "lineno" > 853< / span >   < / div >
< div class = "line" > < a name = "l00854" > < / a > < span class = "lineno" > 854< / span >   < span class = "comment" > // Returns the smallest factor of the form 2^i that gives us an absolute< / span > < / div >
< div class = "line" > < a name = "l00855" > < / a > < span class = "lineno" > 855< / span >   < span class = "comment" > // error of kWantedPrecision and still make sure we will have no integer< / span > < / div >
< div class = "line" > < a name = "l00856" > < / a > < span class = "lineno" > 856< / span >   < span class = "comment" > // overflow.< / span > < / div >
< div class = "line" > < a name = "l00857" > < / a > < span class = "lineno" > 857< / span >   < span class = "comment" > //< / span > < / div >
< div class = "line" > < a name = "l00858" > < / a > < span class = "lineno" > 858< / span >   < span class = "comment" > // TODO(user): Make this faster.< / span > < / div >
< div class = "line" > < a name = "l00859" > < / a > < span class = "lineno" > 859< / span >   < span class = "keywordtype" > double< / span > x = < a class = "code" href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > std::min< / a > (scaling_factor, 1.0);< / div >
< div class = "line" > < a name = "l00860" > < / a > < span class = "lineno" > 860< / span >   < span class = "keywordtype" > double< / span > relative_coeff_error;< / div >
< div class = "line" > < a name = "l00861" > < / a > < span class = "lineno" > 861< / span >   < span class = "keywordtype" > double< / span > scaled_sum_error;< / div >
< div class = "line" > < a name = "l00862" > < / a > < span class = "lineno" > 862< / span >   < span class = "keywordflow" > for< / span > (; x < = scaling_factor; x *= 2) {< / div >
< div class = "line" > < a name = "l00863" > < / a > < span class = "lineno" > 863< / span >   < a class = "code" href = "namespaceoperations__research.html#a46f21c3da23685e58b31d880b2144458" > ComputeScalingErrors< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > , x,< / div >
< div class = "line" > < a name = "l00864" > < / a > < span class = "lineno" > 864< / span >   & relative_coeff_error, & scaled_sum_error);< / div >
< div class = "line" > < a name = "l00865" > < / a > < span class = "lineno" > 865< / span >   < span class = "keywordflow" > if< / span > (scaled_sum_error < kWantedPrecision * x) < span class = "keywordflow" > break< / span > ;< / div >
< div class = "line" > < a name = "l00866" > < / a > < span class = "lineno" > 866< / span >   }< / div >
< div class = "line" > < a name = "l00867" > < / a > < span class = "lineno" > 867< / span >   scaling_factor = x;< / div >
< div class = "line" > < a name = "l00868" > < / a > < span class = "lineno" > 868< / span >   < / div >
< div class = "line" > < a name = "l00869" > < / a > < span class = "lineno" > 869< / span >   < span class = "comment" > // Same remark as for the constraint.< / span > < / div >
< div class = "line" > < a name = "l00870" > < / a > < span class = "lineno" > 870< / span >   < span class = "comment" > // TODO(user): Extract common code.< / span > < / div >
< div class = "line" > < a name = "l00871" > < / a > < span class = "lineno" > 871< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > integer_factor = FindFractionalScaling(< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , 1e-8);< / div >
< div class = "line" > < a name = "l00872" > < / a > < span class = "lineno" > 872< / span >   < span class = "keywordflow" > if< / span > (integer_factor != 0 & & integer_factor < scaling_factor) {< / div >
< div class = "line" > < a name = "l00873" > < / a > < span class = "lineno" > 873< / span >   < a class = "code" href = "namespaceoperations__research.html#a46f21c3da23685e58b31d880b2144458" > ComputeScalingErrors< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > , < a class = "code" href = "sat_2lp__utils_8cc.html#a88215c8581662c40eec0fb8621c44af3" > upper_bounds< / a > , x,< / div >
< div class = "line" > < a name = "l00874" > < / a > < span class = "lineno" > 874< / span >   & relative_coeff_error, & scaled_sum_error);< / div >
< div class = "line" > < a name = "l00875" > < / a > < span class = "lineno" > 875< / span >   < span class = "keywordflow" > if< / span > (scaled_sum_error < kWantedPrecision * integer_factor) {< / div >
< div class = "line" > < a name = "l00876" > < / a > < span class = "lineno" > 876< / span >   scaling_factor = integer_factor;< / div >
< div class = "line" > < a name = "l00877" > < / a > < span class = "lineno" > 877< / span >   }< / div >
< div class = "line" > < a name = "l00878" > < / a > < span class = "lineno" > 878< / span >   }< / div >
< div class = "line" > < a name = "l00879" > < / a > < span class = "lineno" > 879< / span >   < / div >
< div class = "line" > < a name = "l00880" > < / a > < span class = "lineno" > 880< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > gcd = < a class = "code" href = "namespaceoperations__research.html#a4256c1ce10497f58f5c8b3d2abc57525" > ComputeGcdOfRoundedDoubles< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , scaling_factor);< / div >
< div class = "line" > < a name = "l00881" > < / a > < span class = "lineno" > 881< / span >   < / div >
< div class = "line" > < a name = "l00882" > < / a > < span class = "lineno" > 882< / span >   < span class = "comment" > // Display the objective error/scaling.< / span > < / div >
< div class = "line" > < a name = "l00883" > < / a > < span class = "lineno" > 883< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info)< / div >
< div class = "line" > < a name = "l00884" > < / a > < span class = "lineno" > 884< / span >   < < < span class = "stringliteral" > " Objective coefficient relative error: " < / span > < < relative_coeff_error< / div >
< div class = "line" > < a name = "l00885" > < / a > < span class = "lineno" > 885< / span >   < < (relative_coeff_error > params.mip_check_precision() ? < span class = "stringliteral" > " [IMPRECISE]" < / span > < / div >
< div class = "line" > < a name = "l00886" > < / a > < span class = "lineno" > 886< / span >   : < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a name = "l00887" > < / a > < span class = "lineno" > 887< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Objective worst-case absolute error: " < / span > < / div >
< div class = "line" > < a name = "l00888" > < / a > < span class = "lineno" > 888< / span >   < < scaled_sum_error / scaling_factor;< / div >
< div class = "line" > < a name = "l00889" > < / a > < span class = "lineno" > 889< / span >   < a class = "code" href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > (< a class = "code" href = "log__severity_8h.html#ab4a2cbab234914b320b7fae11b6e8cb9" > INFO< / a > , log_info) < < < span class = "stringliteral" > " Objective scaling factor: " < / span > < / div >
< div class = "line" > < a name = "l00890" > < / a > < span class = "lineno" > 890< / span >   < < scaling_factor / gcd;< / div >
< div class = "line" > < a name = "l00891" > < / a > < span class = "lineno" > 891< / span >   < / div >
< div class = "line" > < a name = "l00892" > < / a > < span class = "lineno" > 892< / span >   < span class = "comment" > // Note that here we set the scaling factor for the inverse operation of< / span > < / div >
< div class = "line" > < a name = "l00893" > < / a > < span class = "lineno" > 893< / span >   < span class = "comment" > // getting the " true" objective value from the scaled one. Hence the< / span > < / div >
< div class = "line" > < a name = "l00894" > < / a > < span class = "lineno" > 894< / span >   < span class = "comment" > // inverse.< / span > < / div >
< div class = "line" > < a name = "l00895" > < / a > < span class = "lineno" > 895< / span >   < span class = "keyword" > auto< / span > * objective = cp_model-> mutable_objective();< / div >
< div class = "line" > < a name = "l00896" > < / a > < span class = "lineno" > 896< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > mult = mp_model.maximize() ? -1 : 1;< / div >
< div class = "line" > < a name = "l00897" > < / a > < span class = "lineno" > 897< / span >   objective-> set_offset(mp_model.objective_offset() * scaling_factor / gcd *< / div >
< div class = "line" > < a name = "l00898" > < / a > < span class = "lineno" > 898< / span >   mult);< / div >
< div class = "line" > < a name = "l00899" > < / a > < span class = "lineno" > 899< / span >   objective-> set_scaling_factor(1.0 / scaling_factor * gcd * mult);< / div >
< div class = "line" > < a name = "l00900" > < / a > < span class = "lineno" > 900< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .size(); ++i) {< / div >
< div class = "line" > < a name = "l00901" > < / a > < span class = "lineno" > 901< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > =< / div >
< div class = "line" > < a name = "l00902" > < / a > < span class = "lineno" > 902< / span >   < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (std::round(< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > [i] * scaling_factor)) /< / div >
< div class = "line" > < a name = "l00903" > < / a > < span class = "lineno" > 903< / span >   gcd;< / div >
< div class = "line" > < a name = "l00904" > < / a > < span class = "lineno" > 904< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > != 0) {< / div >
< div class = "line" > < a name = "l00905" > < / a > < span class = "lineno" > 905< / span >   objective-> add_vars(< a class = "code" href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > [i]);< / div >
< div class = "line" > < a name = "l00906" > < / a > < span class = "lineno" > 906< / span >   objective-> add_coeffs(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > * mult);< / div >
< div class = "line" > < a name = "l00907" > < / a > < span class = "lineno" > 907< / span >   }< / div >
< div class = "line" > < a name = "l00908" > < / a > < span class = "lineno" > 908< / span >   }< / div >
< div class = "line" > < a name = "l00909" > < / a > < span class = "lineno" > 909< / span >   }< / div >
< div class = "line" > < a name = "l00910" > < / a > < span class = "lineno" > 910< / span >   < / div >
< div class = "line" > < a name = "l00911" > < / a > < span class = "lineno" > 911< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l00912" > < / a > < span class = "lineno" > 912< / span >   }< / div >
< div class = "line" > < a name = "l00913" > < / a > < span class = "lineno" > 913< / span >   < / div >
< div class = "line" > < a name = "l00914" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a7b33067a7dffa07cd5748bc4552c85a1" > 914< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#a7b33067a7dffa07cd5748bc4552c85a1" > ConvertBinaryMPModelProtoToBooleanProblem< / a > (< span class = "keyword" > const< / span > MPModelProto& mp_model,< / div >
< div class = "line" > < a name = "l00915" > < / a > < span class = "lineno" > 915< / span >   LinearBooleanProblem* problem) {< / div >
< div class = "line" > < a name = "l00916" > < / a > < span class = "lineno" > 916< / span >   < a class = "code" href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > (problem != < span class = "keyword" > nullptr< / span > );< / div >
< div class = "line" > < a name = "l00917" > < / a > < span class = "lineno" > 917< / span >   problem-> Clear();< / div >
< div class = "line" > < a name = "l00918" > < / a > < span class = "lineno" > 918< / span >   problem-> set_name(mp_model.name());< / div >
< div class = "line" > < a name = "l00919" > < / a > < span class = "lineno" > 919< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_variables = mp_model.variable_size();< / div >
< div class = "line" > < a name = "l00920" > < / a > < span class = "lineno" > 920< / span >   problem-> set_num_variables(num_variables);< / div >
< div class = "line" > < a name = "l00921" > < / a > < span class = "lineno" > 921< / span >   < / div >
< div class = "line" > < a name = "l00922" > < / a > < span class = "lineno" > 922< / span >   < span class = "comment" > // Test if the variables are binary variables.< / span > < / div >
< div class = "line" > < a name = "l00923" > < / a > < span class = "lineno" > 923< / span >   < span class = "comment" > // Add constraints for the fixed variables.< / span > < / div >
< div class = "line" > < a name = "l00924" > < / a > < span class = "lineno" > 924< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > var_id(0); var_id < num_variables; ++var_id) {< / div >
< div class = "line" > < a name = "l00925" > < / a > < span class = "lineno" > 925< / span >   < span class = "keyword" > const< / span > MPVariableProto& mp_var = mp_model.variable(var_id);< / div >
< div class = "line" > < a name = "l00926" > < / a > < span class = "lineno" > 926< / span >   problem-> add_var_names(mp_var.name());< / div >
< div class = "line" > < a name = "l00927" > < / a > < span class = "lineno" > 927< / span >   < / div >
< div class = "line" > < a name = "l00928" > < / a > < span class = "lineno" > 928< / span >   < span class = "comment" > // This will be changed to false as soon as we detect the variable to be< / span > < / div >
< div class = "line" > < a name = "l00929" > < / a > < span class = "lineno" > 929< / span >   < span class = "comment" > // non-binary. This is done this way so we can display a nice error message< / span > < / div >
< div class = "line" > < a name = "l00930" > < / a > < span class = "lineno" > 930< / span >   < span class = "comment" > // before aborting the function and returning false.< / span > < / div >
< div class = "line" > < a name = "l00931" > < / a > < span class = "lineno" > 931< / span >   < span class = "keywordtype" > bool< / span > is_binary = mp_var.is_integer();< / div >
< div class = "line" > < a name = "l00932" > < / a > < span class = "lineno" > 932< / span >   < / div >
< div class = "line" > < a name = "l00933" > < / a > < span class = "lineno" > 933< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > lb = mp_var.lower_bound();< / div >
< div class = "line" > < a name = "l00934" > < / a > < span class = "lineno" > 934< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > ub = mp_var.upper_bound();< / div >
< div class = "line" > < a name = "l00935" > < / a > < span class = "lineno" > 935< / span >   < span class = "keywordflow" > if< / span > (lb < = -1.0) is_binary = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00936" > < / a > < span class = "lineno" > 936< / span >   < span class = "keywordflow" > if< / span > (ub > = 2.0) is_binary = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00937" > < / a > < span class = "lineno" > 937< / span >   < span class = "keywordflow" > if< / span > (is_binary) {< / div >
< div class = "line" > < a name = "l00938" > < / a > < span class = "lineno" > 938< / span >   < span class = "comment" > // 4 cases.< / span > < / div >
< div class = "line" > < a name = "l00939" > < / a > < span class = "lineno" > 939< / span >   < span class = "keywordflow" > if< / span > (lb < = 0.0 & & ub > = 1.0) {< / div >
< div class = "line" > < a name = "l00940" > < / a > < span class = "lineno" > 940< / span >   < span class = "comment" > // Binary variable. Ok.< / span > < / div >
< div class = "line" > < a name = "l00941" > < / a > < span class = "lineno" > 941< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (lb < = 1.0 & & ub > = 1.0) {< / div >
< div class = "line" > < a name = "l00942" > < / a > < span class = "lineno" > 942< / span >   < span class = "comment" > // Fixed variable at 1.< / span > < / div >
< div class = "line" > < a name = "l00943" > < / a > < span class = "lineno" > 943< / span >   LinearBooleanConstraint* constraint = problem-> add_constraints();< / div >
< div class = "line" > < a name = "l00944" > < / a > < span class = "lineno" > 944< / span >   constraint-> set_lower_bound(1);< / div >
< div class = "line" > < a name = "l00945" > < / a > < span class = "lineno" > 945< / span >   constraint-> set_upper_bound(1);< / div >
< div class = "line" > < a name = "l00946" > < / a > < span class = "lineno" > 946< / span >   constraint-> add_literals(var_id + 1);< / div >
< div class = "line" > < a name = "l00947" > < / a > < span class = "lineno" > 947< / span >   constraint-> add_coefficients(1);< / div >
< div class = "line" > < a name = "l00948" > < / a > < span class = "lineno" > 948< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (lb < = 0.0 & & ub > = 0.0) {< / div >
< div class = "line" > < a name = "l00949" > < / a > < span class = "lineno" > 949< / span >   < span class = "comment" > // Fixed variable at 0.< / span > < / div >
< div class = "line" > < a name = "l00950" > < / a > < span class = "lineno" > 950< / span >   LinearBooleanConstraint* constraint = problem-> add_constraints();< / div >
< div class = "line" > < a name = "l00951" > < / a > < span class = "lineno" > 951< / span >   constraint-> set_lower_bound(0);< / div >
< div class = "line" > < a name = "l00952" > < / a > < span class = "lineno" > 952< / span >   constraint-> set_upper_bound(0);< / div >
< div class = "line" > < a name = "l00953" > < / a > < span class = "lineno" > 953< / span >   constraint-> add_literals(var_id + 1);< / div >
< div class = "line" > < a name = "l00954" > < / a > < span class = "lineno" > 954< / span >   constraint-> add_coefficients(1);< / div >
< div class = "line" > < a name = "l00955" > < / a > < span class = "lineno" > 955< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l00956" > < / a > < span class = "lineno" > 956< / span >   < span class = "comment" > // No possible integer value!< / span > < / div >
< div class = "line" > < a name = "l00957" > < / a > < span class = "lineno" > 957< / span >   is_binary = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00958" > < / a > < span class = "lineno" > 958< / span >   }< / div >
< div class = "line" > < a name = "l00959" > < / a > < span class = "lineno" > 959< / span >   }< / div >
< div class = "line" > < a name = "l00960" > < / a > < span class = "lineno" > 960< / span >   < / div >
< div class = "line" > < a name = "l00961" > < / a > < span class = "lineno" > 961< / span >   < span class = "comment" > // Abort if the variable is not binary.< / span > < / div >
< div class = "line" > < a name = "l00962" > < / a > < span class = "lineno" > 962< / span >   < span class = "keywordflow" > if< / span > (!is_binary) {< / div >
< div class = "line" > < a name = "l00963" > < / a > < span class = "lineno" > 963< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > ) < < < span class = "stringliteral" > " The variable #" < / span > < < var_id < < < span class = "stringliteral" > " with name " < / span > < / div >
< div class = "line" > < a name = "l00964" > < / a > < span class = "lineno" > 964< / span >   < < mp_var.name() < < < span class = "stringliteral" > " is not binary. " < / span > < / div >
< div class = "line" > < a name = "l00965" > < / a > < span class = "lineno" > 965< / span >   < < < span class = "stringliteral" > " lb: " < / span > < < lb < < < span class = "stringliteral" > " ub: " < / span > < < ub;< / div >
< div class = "line" > < a name = "l00966" > < / a > < span class = "lineno" > 966< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l00967" > < / a > < span class = "lineno" > 967< / span >   }< / div >
< div class = "line" > < a name = "l00968" > < / a > < span class = "lineno" > 968< / span >   }< / div >
< div class = "line" > < a name = "l00969" > < / a > < span class = "lineno" > 969< / span >   < / div >
< div class = "line" > < a name = "l00970" > < / a > < span class = "lineno" > 970< / span >   < span class = "comment" > // Variables needed to scale the double coefficients into int64.< / span > < / div >
< div class = "line" > < a name = "l00971" > < / a > < span class = "lineno" > 971< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > kInt64Max = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::numeric_limits< int64> ::max< / a > ();< / div >
< div class = "line" > < a name = "l00972" > < / a > < span class = "lineno" > 972< / span >   < span class = "keywordtype" > double< / span > max_relative_error = 0.0;< / div >
< div class = "line" > < a name = "l00973" > < / a > < span class = "lineno" > 973< / span >   < span class = "keywordtype" > double< / span > max_bound_error = 0.0;< / div >
< div class = "line" > < a name = "l00974" > < / a > < span class = "lineno" > 974< / span >   < span class = "keywordtype" > double< / span > < a class = "code" href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > max_scaling_factor< / a > = 0.0;< / div >
< div class = "line" > < a name = "l00975" > < / a > < span class = "lineno" > 975< / span >   < span class = "keywordtype" > double< / span > relative_error = 0.0;< / div >
< div class = "line" > < a name = "l00976" > < / a > < span class = "lineno" > 976< / span >   < span class = "keywordtype" > double< / span > scaling_factor = 0.0;< / div >
< div class = "line" > < a name = "l00977" > < / a > < span class = "lineno" > 977< / span >   std::vector< double> < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > ;< / div >
< div class = "line" > < a name = "l00978" > < / a > < span class = "lineno" > 978< / span >   < / div >
< div class = "line" > < a name = "l00979" > < / a > < span class = "lineno" > 979< / span >   < span class = "comment" > // Add all constraints.< / span > < / div >
< div class = "line" > < a name = "l00980" > < / a > < span class = "lineno" > 980< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > MPConstraintProto& mp_constraint : mp_model.constraint()) {< / div >
< div class = "line" > < a name = "l00981" > < / a > < span class = "lineno" > 981< / span >   LinearBooleanConstraint* constraint = problem-> add_constraints();< / div >
< div class = "line" > < a name = "l00982" > < / a > < span class = "lineno" > 982< / span >   constraint-> set_name(mp_constraint.name());< / div >
< div class = "line" > < a name = "l00983" > < / a > < span class = "lineno" > 983< / span >   < / div >
< div class = "line" > < a name = "l00984" > < / a > < span class = "lineno" > 984< / span >   < span class = "comment" > // First scale the coefficients of the constraints.< / span > < / div >
< div class = "line" > < a name = "l00985" > < / a > < span class = "lineno" > 985< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .clear();< / div >
< div class = "line" > < a name = "l00986" > < / a > < span class = "lineno" > 986< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > num_coeffs = mp_constraint.coefficient_size();< / div >
< div class = "line" > < a name = "l00987" > < / a > < span class = "lineno" > 987< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_coeffs; ++i) {< / div >
< div class = "line" > < a name = "l00988" > < / a > < span class = "lineno" > 988< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .push_back(mp_constraint.coefficient(i));< / div >
< div class = "line" > < a name = "l00989" > < / a > < span class = "lineno" > 989< / span >   }< / div >
< div class = "line" > < a name = "l00990" > < / a > < span class = "lineno" > 990< / span >   < a class = "code" href = "namespaceoperations__research.html#afd62b70eb0f46a86016aeda8edea45fa" > GetBestScalingOfDoublesToInt64< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , kInt64Max, & scaling_factor,< / div >
< div class = "line" > < a name = "l00991" > < / a > < span class = "lineno" > 991< / span >   & relative_error);< / div >
< div class = "line" > < a name = "l00992" > < / a > < span class = "lineno" > 992< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > gcd = < a class = "code" href = "namespaceoperations__research.html#a4256c1ce10497f58f5c8b3d2abc57525" > ComputeGcdOfRoundedDoubles< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , scaling_factor);< / div >
< div class = "line" > < a name = "l00993" > < / a > < span class = "lineno" > 993< / span >   max_relative_error = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (relative_error, max_relative_error);< / div >
< div class = "line" > < a name = "l00994" > < / a > < span class = "lineno" > 994< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > max_scaling_factor< / a > = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (scaling_factor / gcd, < a class = "code" href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > max_scaling_factor< / a > );< / div >
< div class = "line" > < a name = "l00995" > < / a > < span class = "lineno" > 995< / span >   < / div >
< div class = "line" > < a name = "l00996" > < / a > < span class = "lineno" > 996< / span >   < span class = "keywordtype" > double< / span > bound_error = 0.0;< / div >
< div class = "line" > < a name = "l00997" > < / a > < span class = "lineno" > 997< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < num_coeffs; ++i) {< / div >
< div class = "line" > < a name = "l00998" > < / a > < span class = "lineno" > 998< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > scaled_value = mp_constraint.coefficient(i) * scaling_factor;< / div >
< div class = "line" > < a name = "l00999" > < / a > < span class = "lineno" > 999< / span >   bound_error += std::abs(round(scaled_value) - scaled_value);< / div >
< div class = "line" > < a name = "l01000" > < / a > < span class = "lineno" > 1000< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (round(scaled_value)) / gcd;< / div >
< div class = "line" > < a name = "l01001" > < / a > < span class = "lineno" > 1001< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > != 0) {< / div >
< div class = "line" > < a name = "l01002" > < / a > < span class = "lineno" > 1002< / span >   constraint-> add_literals(mp_constraint.var_index(i) + 1);< / div >
< div class = "line" > < a name = "l01003" > < / a > < span class = "lineno" > 1003< / span >   constraint-> add_coefficients(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l01004" > < / a > < span class = "lineno" > 1004< / span >   }< / div >
< div class = "line" > < a name = "l01005" > < / a > < span class = "lineno" > 1005< / span >   }< / div >
< div class = "line" > < a name = "l01006" > < / a > < span class = "lineno" > 1006< / span >   max_bound_error = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (max_bound_error, bound_error);< / div >
< div class = "line" > < a name = "l01007" > < / a > < span class = "lineno" > 1007< / span >   < / div >
< div class = "line" > < a name = "l01008" > < / a > < span class = "lineno" > 1008< / span >   < span class = "comment" > // Add the bounds. Note that we do not pass them to< / span > < / div >
< div class = "line" > < a name = "l01009" > < / a > < span class = "lineno" > 1009< / span >   < span class = "comment" > // GetBestScalingOfDoublesToInt64() because we know that the sum of absolute< / span > < / div >
< div class = "line" > < a name = "l01010" > < / a > < span class = "lineno" > 1010< / span >   < span class = "comment" > // coefficients of the constraint fit on an int64. If one of the scaled< / span > < / div >
< div class = "line" > < a name = "l01011" > < / a > < span class = "lineno" > 1011< / span >   < span class = "comment" > // bound overflows, we don' t care by how much because in this case the< / span > < / div >
< div class = "line" > < a name = "l01012" > < / a > < span class = "lineno" > 1012< / span >   < span class = "comment" > // constraint is just trivial or unsatisfiable.< / span > < / div >
< div class = "line" > < a name = "l01013" > < / a > < span class = "lineno" > 1013< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > lb = mp_constraint.lower_bound();< / div >
< div class = "line" > < a name = "l01014" > < / a > < span class = "lineno" > 1014< / span >   < span class = "keywordflow" > if< / span > (lb != -< a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > kInfinity< / a > ) {< / div >
< div class = "line" > < a name = "l01015" > < / a > < span class = "lineno" > 1015< / span >   < span class = "keywordflow" > if< / span > (lb * scaling_factor > < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (kInt64Max)) {< / div >
< div class = "line" > < a name = "l01016" > < / a > < span class = "lineno" > 1016< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > ) < < < span class = "stringliteral" > " A constraint is trivially unsatisfiable." < / span > ;< / div >
< div class = "line" > < a name = "l01017" > < / a > < span class = "lineno" > 1017< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01018" > < / a > < span class = "lineno" > 1018< / span >   }< / div >
< div class = "line" > < a name = "l01019" > < / a > < span class = "lineno" > 1019< / span >   < span class = "keywordflow" > if< / span > (lb * scaling_factor > -< span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (kInt64Max)) {< / div >
< div class = "line" > < a name = "l01020" > < / a > < span class = "lineno" > 1020< / span >   < span class = "comment" > // Otherwise, the constraint is not needed.< / span > < / div >
< div class = "line" > < a name = "l01021" > < / a > < span class = "lineno" > 1021< / span >   constraint-> set_lower_bound(< / div >
< div class = "line" > < a name = "l01022" > < / a > < span class = "lineno" > 1022< / span >   < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (round(lb * scaling_factor - bound_error)) / gcd);< / div >
< div class = "line" > < a name = "l01023" > < / a > < span class = "lineno" > 1023< / span >   }< / div >
< div class = "line" > < a name = "l01024" > < / a > < span class = "lineno" > 1024< / span >   }< / div >
< div class = "line" > < a name = "l01025" > < / a > < span class = "lineno" > 1025< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > ub = mp_constraint.upper_bound();< / div >
< div class = "line" > < a name = "l01026" > < / a > < span class = "lineno" > 1026< / span >   < span class = "keywordflow" > if< / span > (ub != < a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > kInfinity< / a > ) {< / div >
< div class = "line" > < a name = "l01027" > < / a > < span class = "lineno" > 1027< / span >   < span class = "keywordflow" > if< / span > (ub * scaling_factor < -< span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (kInt64Max)) {< / div >
< div class = "line" > < a name = "l01028" > < / a > < span class = "lineno" > 1028< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > ) < < < span class = "stringliteral" > " A constraint is trivially unsatisfiable." < / span > ;< / div >
< div class = "line" > < a name = "l01029" > < / a > < span class = "lineno" > 1029< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01030" > < / a > < span class = "lineno" > 1030< / span >   }< / div >
< div class = "line" > < a name = "l01031" > < / a > < span class = "lineno" > 1031< / span >   < span class = "keywordflow" > if< / span > (ub * scaling_factor < < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (kInt64Max)) {< / div >
< div class = "line" > < a name = "l01032" > < / a > < span class = "lineno" > 1032< / span >   < span class = "comment" > // Otherwise, the constraint is not needed.< / span > < / div >
< div class = "line" > < a name = "l01033" > < / a > < span class = "lineno" > 1033< / span >   constraint-> set_upper_bound(< / div >
< div class = "line" > < a name = "l01034" > < / a > < span class = "lineno" > 1034< / span >   < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (round(ub * scaling_factor + bound_error)) / gcd);< / div >
< div class = "line" > < a name = "l01035" > < / a > < span class = "lineno" > 1035< / span >   }< / div >
< div class = "line" > < a name = "l01036" > < / a > < span class = "lineno" > 1036< / span >   }< / div >
< div class = "line" > < a name = "l01037" > < / a > < span class = "lineno" > 1037< / span >   }< / div >
< div class = "line" > < a name = "l01038" > < / a > < span class = "lineno" > 1038< / span >   < / div >
< div class = "line" > < a name = "l01039" > < / a > < span class = "lineno" > 1039< / span >   < span class = "comment" > // Display the error/scaling without taking into account the objective first.< / span > < / div >
< div class = "line" > < a name = "l01040" > < / a > < span class = "lineno" > 1040< / 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" > " Maximum constraint relative error: " < / span > < < max_relative_error;< / div >
< div class = "line" > < a name = "l01041" > < / a > < span class = "lineno" > 1041< / 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" > " Maximum constraint bound error: " < / span > < < max_bound_error;< / div >
< div class = "line" > < a name = "l01042" > < / a > < span class = "lineno" > 1042< / 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" > " Maximum constraint scaling factor: " < / span > < < < a class = "code" href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > max_scaling_factor< / a > ;< / div >
< div class = "line" > < a name = "l01043" > < / a > < span class = "lineno" > 1043< / span >   < / div >
< div class = "line" > < a name = "l01044" > < / a > < span class = "lineno" > 1044< / span >   < span class = "comment" > // Add the objective.< / span > < / div >
< div class = "line" > < a name = "l01045" > < / a > < span class = "lineno" > 1045< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .clear();< / div >
< div class = "line" > < a name = "l01046" > < / a > < span class = "lineno" > 1046< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > var_id = 0; var_id < num_variables; ++var_id) {< / div >
< div class = "line" > < a name = "l01047" > < / a > < span class = "lineno" > 1047< / span >   < span class = "keyword" > const< / span > MPVariableProto& mp_var = mp_model.variable(var_id);< / div >
< div class = "line" > < a name = "l01048" > < / a > < span class = "lineno" > 1048< / span >   < a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > .push_back(mp_var.objective_coefficient());< / div >
< div class = "line" > < a name = "l01049" > < / a > < span class = "lineno" > 1049< / span >   }< / div >
< div class = "line" > < a name = "l01050" > < / a > < span class = "lineno" > 1050< / span >   < a class = "code" href = "namespaceoperations__research.html#afd62b70eb0f46a86016aeda8edea45fa" > GetBestScalingOfDoublesToInt64< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , kInt64Max, & scaling_factor,< / div >
< div class = "line" > < a name = "l01051" > < / a > < span class = "lineno" > 1051< / span >   & relative_error);< / div >
< div class = "line" > < a name = "l01052" > < / a > < span class = "lineno" > 1052< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > gcd = < a class = "code" href = "namespaceoperations__research.html#a4256c1ce10497f58f5c8b3d2abc57525" > ComputeGcdOfRoundedDoubles< / a > (< a class = "code" href = "sat_2lp__utils_8cc.html#ab1734711414da2e668957d24a41b1ddf" > coefficients< / a > , scaling_factor);< / div >
< div class = "line" > < a name = "l01053" > < / a > < span class = "lineno" > 1053< / span >   max_relative_error = < a class = "code" href = "alldiff__cst_8cc.html#a9d0c202d5fdd62f4fa2c613339ff168a" > std::max< / a > (relative_error, max_relative_error);< / div >
< div class = "line" > < a name = "l01054" > < / a > < span class = "lineno" > 1054< / span >   < / div >
< div class = "line" > < a name = "l01055" > < / a > < span class = "lineno" > 1055< / span >   < span class = "comment" > // Display the objective error/scaling.< / span > < / div >
< div class = "line" > < a name = "l01056" > < / a > < span class = "lineno" > 1056< / 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" > " objective relative error: " < / span > < < relative_error;< / div >
< div class = "line" > < a name = "l01057" > < / a > < span class = "lineno" > 1057< / 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" > " objective scaling factor: " < / span > < < scaling_factor / gcd;< / div >
< div class = "line" > < a name = "l01058" > < / a > < span class = "lineno" > 1058< / span >   < / div >
< div class = "line" > < a name = "l01059" > < / a > < span class = "lineno" > 1059< / span >   LinearObjective* objective = problem-> mutable_objective();< / div >
< div class = "line" > < a name = "l01060" > < / a > < span class = "lineno" > 1060< / span >   objective-> set_offset(mp_model.objective_offset() * scaling_factor / gcd);< / div >
< div class = "line" > < a name = "l01061" > < / a > < span class = "lineno" > 1061< / span >   < / div >
< div class = "line" > < a name = "l01062" > < / a > < span class = "lineno" > 1062< / span >   < span class = "comment" > // Note that here we set the scaling factor for the inverse operation of< / span > < / div >
< div class = "line" > < a name = "l01063" > < / a > < span class = "lineno" > 1063< / span >   < span class = "comment" > // getting the " true" objective value from the scaled one. Hence the inverse.< / span > < / div >
< div class = "line" > < a name = "l01064" > < / a > < span class = "lineno" > 1064< / span >   objective-> set_scaling_factor(1.0 / scaling_factor * gcd);< / div >
< div class = "line" > < a name = "l01065" > < / a > < span class = "lineno" > 1065< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > var_id = 0; var_id < num_variables; ++var_id) {< / div >
< div class = "line" > < a name = "l01066" > < / a > < span class = "lineno" > 1066< / span >   < span class = "keyword" > const< / span > MPVariableProto& mp_var = mp_model.variable(var_id);< / div >
< div class = "line" > < a name = "l01067" > < / a > < span class = "lineno" > 1067< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = < span class = "keyword" > static_cast< < / span > < a class = "code" href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < span class = "keyword" > > < / span > (round(< / div >
< div class = "line" > < a name = "l01068" > < / a > < span class = "lineno" > 1068< / span >   mp_var.objective_coefficient() * scaling_factor)) /< / div >
< div class = "line" > < a name = "l01069" > < / a > < span class = "lineno" > 1069< / span >   gcd;< / div >
< div class = "line" > < a name = "l01070" > < / a > < span class = "lineno" > 1070< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > != 0) {< / div >
< div class = "line" > < a name = "l01071" > < / a > < span class = "lineno" > 1071< / span >   objective-> add_literals(var_id + 1);< / div >
< div class = "line" > < a name = "l01072" > < / a > < span class = "lineno" > 1072< / span >   objective-> add_coefficients(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l01073" > < / a > < span class = "lineno" > 1073< / span >   }< / div >
< div class = "line" > < a name = "l01074" > < / a > < span class = "lineno" > 1074< / span >   }< / div >
< div class = "line" > < a name = "l01075" > < / a > < span class = "lineno" > 1075< / span >   < / div >
< div class = "line" > < a name = "l01076" > < / a > < span class = "lineno" > 1076< / span >   < span class = "comment" > // If the problem was a maximization one, we need to modify the objective.< / span > < / div >
< div class = "line" > < a name = "l01077" > < / a > < span class = "lineno" > 1077< / span >   < span class = "keywordflow" > if< / span > (mp_model.maximize()) < a class = "code" href = "namespaceoperations__research_1_1sat.html#aaf57d784624873d840a2589efa6ff1a1" > ChangeOptimizationDirection< / a > (problem);< / div >
< div class = "line" > < a name = "l01078" > < / a > < span class = "lineno" > 1078< / span >   < / div >
< div class = "line" > < a name = "l01079" > < / a > < span class = "lineno" > 1079< / span >   < span class = "comment" > // Test the precision of the conversion.< / span > < / div >
< div class = "line" > < a name = "l01080" > < / a > < span class = "lineno" > 1080< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > kRelativeTolerance = 1e-8;< / div >
< div class = "line" > < a name = "l01081" > < / a > < span class = "lineno" > 1081< / span >   < span class = "keywordflow" > if< / span > (max_relative_error > kRelativeTolerance) {< / div >
< div class = "line" > < a name = "l01082" > < / a > < span class = "lineno" > 1082< / span >   < a class = "code" href = "base_2logging_8h.html#accad43a85d781d53381cd53a9894b6ae" > LOG< / a > (< a class = "code" href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > ) < < < span class = "stringliteral" > " The relative error during double -> int64 conversion " < / span > < / div >
< div class = "line" > < a name = "l01083" > < / a > < span class = "lineno" > 1083< / span >   < < < span class = "stringliteral" > " is too high!" < / span > ;< / div >
< div class = "line" > < a name = "l01084" > < / a > < span class = "lineno" > 1084< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01085" > < / a > < span class = "lineno" > 1085< / span >   }< / div >
< div class = "line" > < a name = "l01086" > < / a > < span class = "lineno" > 1086< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01087" > < / a > < span class = "lineno" > 1087< / span >   }< / div >
< div class = "line" > < a name = "l01088" > < / a > < span class = "lineno" > 1088< / span >   < / div >
< div class = "line" > < a name = "l01089" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a4591e100a0f29a249169e5833995cd31" > 1089< / a > < / span >   < span class = "keywordtype" > void< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#a4591e100a0f29a249169e5833995cd31" > ConvertBooleanProblemToLinearProgram< / a > (< span class = "keyword" > const< / span > LinearBooleanProblem& problem,< / div >
< div class = "line" > < a name = "l01090" > < / a > < span class = "lineno" > 1090< / span >   < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html" > glop::LinearProgram< / a > * lp) {< / div >
< div class = "line" > < a name = "l01091" > < / a > < span class = "lineno" > 1091< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#aa71d36872f416feaa853788a7a7a7ef8" > Clear< / a > ();< / div >
< div class = "line" > < a name = "l01092" > < / a > < span class = "lineno" > 1092< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < problem.num_variables(); ++i) {< / div >
< div class = "line" > < a name = "l01093" > < / a > < span class = "lineno" > 1093< / span >   < span class = "keyword" > const< / span > ColIndex < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > = lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a695ac3d8db5a986f572711f2ef3a6a39" > CreateNewVariable< / a > ();< / div >
< div class = "line" > < a name = "l01094" > < / a > < span class = "lineno" > 1094< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a7ddcdc56f25d075e18d62ddbcd3389b2" > SetVariableType< / a > (< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c" > glop::LinearProgram::VariableType::INTEGER< / a > );< / div >
< div class = "line" > < a name = "l01095" > < / a > < span class = "lineno" > 1095< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > SetVariableBounds< / a > (< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > , 0.0, 1.0);< / div >
< div class = "line" > < a name = "l01096" > < / a > < span class = "lineno" > 1096< / span >   }< / div >
< div class = "line" > < a name = "l01097" > < / a > < span class = "lineno" > 1097< / span >   < / div >
< div class = "line" > < a name = "l01098" > < / a > < span class = "lineno" > 1098< / span >   < span class = "comment" > // Variables name are optional.< / span > < / div >
< div class = "line" > < a name = "l01099" > < / a > < span class = "lineno" > 1099< / span >   < span class = "keywordflow" > if< / span > (problem.var_names_size() != 0) {< / div >
< div class = "line" > < a name = "l01100" > < / a > < span class = "lineno" > 1100< / span >   < a class = "code" href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > (problem.var_names_size(), problem.num_variables());< / div >
< div class = "line" > < a name = "l01101" > < / a > < span class = "lineno" > 1101< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < problem.num_variables(); ++i) {< / div >
< div class = "line" > < a name = "l01102" > < / a > < span class = "lineno" > 1102< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a45e12b3d1e2daa3e00bab9d7bf72f444" > SetVariableName< / a > (ColIndex(i), problem.var_names(i));< / div >
< div class = "line" > < a name = "l01103" > < / a > < span class = "lineno" > 1103< / span >   }< / div >
< div class = "line" > < a name = "l01104" > < / a > < span class = "lineno" > 1104< / span >   }< / div >
< div class = "line" > < a name = "l01105" > < / a > < span class = "lineno" > 1105< / span >   < / div >
< div class = "line" > < a name = "l01106" > < / a > < span class = "lineno" > 1106< / span >   < span class = "keywordflow" > for< / span > (< span class = "keyword" > const< / span > LinearBooleanConstraint& constraint : problem.constraints()) {< / div >
< div class = "line" > < a name = "l01107" > < / a > < span class = "lineno" > 1107< / span >   < span class = "keyword" > const< / span > RowIndex constraint_index = lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#ad9d564651057c77b3f2ca1293134557f" > CreateNewConstraint< / a > ();< / div >
< div class = "line" > < a name = "l01108" > < / a > < span class = "lineno" > 1108< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a1c4c019028d8b012b9d10e0a17bfaf4e" > SetConstraintName< / a > (constraint_index, constraint.name());< / div >
< div class = "line" > < a name = "l01109" > < / a > < span class = "lineno" > 1109< / span >   < span class = "keywordtype" > double< / span > sum = 0.0;< / div >
< div class = "line" > < a name = "l01110" > < / a > < span class = "lineno" > 1110< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < constraint.literals_size(); ++i) {< / div >
< div class = "line" > < a name = "l01111" > < / a > < span class = "lineno" > 1111< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = constraint.literals(i);< / div >
< div class = "line" > < a name = "l01112" > < / a > < span class = "lineno" > 1112< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > coeff = constraint.coefficients(i);< / div >
< div class = "line" > < a name = "l01113" > < / a > < span class = "lineno" > 1113< / span >   < span class = "keyword" > const< / span > ColIndex variable_index = ColIndex(abs(< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) - 1);< / div >
< div class = "line" > < a name = "l01114" > < / a > < span class = "lineno" > 1114< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < 0) {< / div >
< div class = "line" > < a name = "l01115" > < / a > < span class = "lineno" > 1115< / span >   sum += coeff;< / div >
< div class = "line" > < a name = "l01116" > < / a > < span class = "lineno" > 1116< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > SetCoefficient< / a > (constraint_index, variable_index, -coeff);< / div >
< div class = "line" > < a name = "l01117" > < / a > < span class = "lineno" > 1117< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01118" > < / a > < span class = "lineno" > 1118< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > SetCoefficient< / a > (constraint_index, variable_index, coeff);< / div >
< div class = "line" > < a name = "l01119" > < / a > < span class = "lineno" > 1119< / span >   }< / div >
< div class = "line" > < a name = "l01120" > < / a > < span class = "lineno" > 1120< / span >   }< / div >
< div class = "line" > < a name = "l01121" > < / a > < span class = "lineno" > 1121< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a62b98dec38b6506442f9fc63f1a9b88f" > SetConstraintBounds< / a > (< / div >
< div class = "line" > < a name = "l01122" > < / a > < span class = "lineno" > 1122< / span >   constraint_index,< / div >
< div class = "line" > < a name = "l01123" > < / a > < span class = "lineno" > 1123< / span >   constraint.has_lower_bound() ? constraint.lower_bound() - sum< / div >
< div class = "line" > < a name = "l01124" > < / a > < span class = "lineno" > 1124< / span >   : -< a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > kInfinity< / a > ,< / div >
< div class = "line" > < a name = "l01125" > < / a > < span class = "lineno" > 1125< / span >   constraint.has_upper_bound() ? constraint.upper_bound() - sum< / div >
< div class = "line" > < a name = "l01126" > < / a > < span class = "lineno" > 1126< / span >   : < a class = "code" href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > kInfinity< / a > );< / div >
< div class = "line" > < a name = "l01127" > < / a > < span class = "lineno" > 1127< / span >   }< / div >
< div class = "line" > < a name = "l01128" > < / a > < span class = "lineno" > 1128< / span >   < / div >
< div class = "line" > < a name = "l01129" > < / a > < span class = "lineno" > 1129< / span >   < span class = "comment" > // Objective.< / span > < / div >
< div class = "line" > < a name = "l01130" > < / a > < span class = "lineno" > 1130< / span >   {< / div >
< div class = "line" > < a name = "l01131" > < / a > < span class = "lineno" > 1131< / span >   < span class = "keywordtype" > double< / span > sum = 0.0;< / div >
< div class = "line" > < a name = "l01132" > < / a > < span class = "lineno" > 1132< / span >   < span class = "keyword" > const< / span > LinearObjective& objective = problem.objective();< / div >
< div class = "line" > < a name = "l01133" > < / a > < span class = "lineno" > 1133< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > scaling_factor = objective.scaling_factor();< / div >
< div class = "line" > < a name = "l01134" > < / a > < span class = "lineno" > 1134< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < objective.literals_size(); ++i) {< / div >
< div class = "line" > < a name = "l01135" > < / a > < span class = "lineno" > 1135< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > = objective.literals(i);< / div >
< div class = "line" > < a name = "l01136" > < / a > < span class = "lineno" > 1136< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > coeff =< / div >
< div class = "line" > < a name = "l01137" > < / a > < span class = "lineno" > 1137< / span >   < span class = "keyword" > static_cast< < / span > < span class = "keywordtype" > double< / span > < span class = "keyword" > > < / span > (objective.coefficients(i)) * scaling_factor;< / div >
< div class = "line" > < a name = "l01138" > < / a > < span class = "lineno" > 1138< / span >   < span class = "keyword" > const< / span > ColIndex variable_index = ColIndex(abs(< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > ) - 1);< / div >
< div class = "line" > < a name = "l01139" > < / a > < span class = "lineno" > 1139< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "optimization_8cc.html#af63dcc00f2023fdf498e0829e6fb8a6b" > literal< / a > < 0) {< / div >
< div class = "line" > < a name = "l01140" > < / a > < span class = "lineno" > 1140< / span >   sum += coeff;< / div >
< div class = "line" > < a name = "l01141" > < / a > < span class = "lineno" > 1141< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#ab5af7f232cddcd91f70be84c0d398ba9" > SetObjectiveCoefficient< / a > (variable_index, -coeff);< / div >
< div class = "line" > < a name = "l01142" > < / a > < span class = "lineno" > 1142< / span >   } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a name = "l01143" > < / a > < span class = "lineno" > 1143< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#ab5af7f232cddcd91f70be84c0d398ba9" > SetObjectiveCoefficient< / a > (variable_index, coeff);< / div >
< div class = "line" > < a name = "l01144" > < / a > < span class = "lineno" > 1144< / span >   }< / div >
< div class = "line" > < a name = "l01145" > < / a > < span class = "lineno" > 1145< / span >   }< / div >
< div class = "line" > < a name = "l01146" > < / a > < span class = "lineno" > 1146< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a2a29cc40908e09b0c565ceea15b77d89" > SetObjectiveOffset< / a > ((sum + objective.offset()) * scaling_factor);< / div >
< div class = "line" > < a name = "l01147" > < / a > < span class = "lineno" > 1147< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#ae3201a343d8df987411b55830bff7fa3" > SetMaximizationProblem< / a > (scaling_factor < 0);< / div >
< div class = "line" > < a name = "l01148" > < / a > < span class = "lineno" > 1148< / span >   }< / div >
< div class = "line" > < a name = "l01149" > < / a > < span class = "lineno" > 1149< / span >   < / div >
< div class = "line" > < a name = "l01150" > < / a > < span class = "lineno" > 1150< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#abfc30f91ab75c6f4552003f777672e74" > CleanUp< / a > ();< / div >
< div class = "line" > < a name = "l01151" > < / a > < span class = "lineno" > 1151< / span >   }< / div >
< div class = "line" > < a name = "l01152" > < / a > < span class = "lineno" > 1152< / span >   < / div >
< div class = "line" > < a name = "l01153" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#ab7cca71116da1e5640ad896f2bf46028" > 1153< / a > < / span >   < span class = "keywordtype" > int< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#ab7cca71116da1e5640ad896f2bf46028" > FixVariablesFromSat< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > & solver, < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html" > glop::LinearProgram< / a > * lp) {< / div >
< div class = "line" > < a name = "l01154" > < / a > < span class = "lineno" > 1154< / span >   < span class = "keywordtype" > int< / span > num_fixed_variables = 0;< / div >
< div class = "line" > < a name = "l01155" > < / a > < span class = "lineno" > 1155< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html" > Trail< / a > & trail = solver.< a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a01fd4c9f5286534866c6c5ee2c160fe9" > LiteralTrail< / a > ();< / div >
< div class = "line" > < a name = "l01156" > < / a > < span class = "lineno" > 1156< / span >   < span class = "keywordflow" > for< / span > (< span class = "keywordtype" > int< / span > i = 0; i < trail.< a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > Index< / a > (); ++i) {< / div >
< div class = "line" > < a name = "l01157" > < / a > < span class = "lineno" > 1157< / span >   < span class = "keyword" > const< / span > BooleanVariable < a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > = trail[i].Variable();< / div >
< div class = "line" > < a name = "l01158" > < / a > < span class = "lineno" > 1158< / span >   < span class = "keyword" > const< / span > < span class = "keywordtype" > int< / span > < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = trail[i].IsPositive() ? 1.0 : 0.0;< / div >
< div class = "line" > < a name = "l01159" > < / a > < span class = "lineno" > 1159< / span >   < span class = "keywordflow" > if< / span > (trail.< a class = "code" href = "classoperations__research_1_1sat_1_1_trail.html#a29be1a6b9ba823a6fffb927609d18599" > Info< / a > (< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > ).< a class = "code" href = "structoperations__research_1_1sat_1_1_assignment_info.html#afefd28242df91e46e762af1f7eaf623f" > level< / a > == 0) {< / div >
< div class = "line" > < a name = "l01160" > < / a > < span class = "lineno" > 1160< / span >   ++num_fixed_variables;< / div >
< div class = "line" > < a name = "l01161" > < / a > < span class = "lineno" > 1161< / span >   lp-> < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > SetVariableBounds< / a > (ColIndex(< a class = "code" href = "expr__array_8cc.html#a472a99923cbe11ae7b5a5d157d9ad465" > var< / a > .value()), < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > , < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > );< / div >
< div class = "line" > < a name = "l01162" > < / a > < span class = "lineno" > 1162< / span >   }< / div >
< div class = "line" > < a name = "l01163" > < / a > < span class = "lineno" > 1163< / span >   }< / div >
< div class = "line" > < a name = "l01164" > < / a > < span class = "lineno" > 1164< / span >   < span class = "keywordflow" > return< / span > num_fixed_variables;< / div >
< div class = "line" > < a name = "l01165" > < / a > < span class = "lineno" > 1165< / span >   }< / div >
< div class = "line" > < a name = "l01166" > < / a > < span class = "lineno" > 1166< / span >   < / div >
< div class = "line" > < a name = "l01167" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#a0ce1f2f17b7ce984fbfc526d6c04f337" > 1167< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#a0ce1f2f17b7ce984fbfc526d6c04f337" > SolveLpAndUseSolutionForSatAssignmentPreference< / a > (< / div >
< div class = "line" > < a name = "l01168" > < / a > < span class = "lineno" > 1168< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html" > glop::LinearProgram< / a > & lp, < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html" > SatSolver< / a > * sat_solver,< / div >
< div class = "line" > < a name = "l01169" > < / a > < span class = "lineno" > 1169< / span >   < span class = "keywordtype" > double< / span > max_time_in_seconds) {< / div >
< div class = "line" > < a name = "l01170" > < / a > < span class = "lineno" > 1170< / span >   < a class = "code" href = "classoperations__research_1_1glop_1_1_l_p_solver.html" > glop::LPSolver< / a > solver;< / div >
< div class = "line" > < a name = "l01171" > < / a > < span class = "lineno" > 1171< / span >   glop::GlopParameters glop_parameters;< / div >
< div class = "line" > < a name = "l01172" > < / a > < span class = "lineno" > 1172< / span >   glop_parameters.set_max_time_in_seconds(max_time_in_seconds);< / div >
< div class = "line" > < a name = "l01173" > < / a > < span class = "lineno" > 1173< / span >   solver.< a class = "code" href = "classoperations__research_1_1glop_1_1_l_p_solver.html#ae7202d055b6b172a8a1da4f5b136f9ea" > SetParameters< / a > (glop_parameters);< / div >
< div class = "line" > < a name = "l01174" > < / a > < span class = "lineno" > 1174< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9" > glop::ProblemStatus< / a > & status = solver.< a class = "code" href = "classoperations__research_1_1glop_1_1_l_p_solver.html#ad0677fd7b636de2bffe3cffca65dcd20" > Solve< / a > (lp);< / div >
< div class = "line" > < a name = "l01175" > < / a > < span class = "lineno" > 1175< / span >   < span class = "keywordflow" > if< / span > (status != < a class = "code" href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9af00c8dbdd6e1f11bdae06be94277d293" > glop::ProblemStatus::OPTIMAL< / a > & & < / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l01176" > < / a > < span class = "lineno" > 1176< / span >   status != < a class = "code" href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9a0beacd9ca195de65e685252f1b46b954" > glop::ProblemStatus::IMPRECISE< / a > & & < / div >
< div class = "line" > < a name = "l01177" > < / a > < span class = "lineno" > 1177< / span >   status != < a class = "code" href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9a2dcc8f5d91cb2aa2065b8305bf2d5cbd" > glop::ProblemStatus::PRIMAL_FEASIBLE< / a > ) {< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l01178" > < / a > < span class = "lineno" > 1178< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01179" > < / a > < span class = "lineno" > 1179< / span >   }< / div >
< div class = "line" > < a name = "l01180" > < / a > < span class = "lineno" > 1180< / span >   < span class = "keywordflow" > for< / span > (ColIndex < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > (0); < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > < lp.< a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > num_variables< / a > (); ++< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ) {< / div >
< div class = "line" > < a name = "l01181" > < / a > < span class = "lineno" > 1181< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > & < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = solver.< a class = "code" href = "classoperations__research_1_1glop_1_1_l_p_solver.html#a79f4b1dff56ea4e839e0d380019c4869" > variable_values< / a > ()[< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ];< / div >
< div class = "line" > < a name = "l01182" > < / a > < span class = "lineno" > 1182< / span >   sat_solver-> < a class = "code" href = "classoperations__research_1_1sat_1_1_sat_solver.html#a955786dcbe82b7c4dc9924a5473ac1e8" > SetAssignmentPreference< / a > (< / div >
< div class = "line" > < a name = "l01183" > < / a > < span class = "lineno" > 1183< / span >   < a class = "code" href = "classoperations__research_1_1sat_1_1_literal.html" > Literal< / a > (BooleanVariable(< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value()), round(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > ) == 1),< / div >
< div class = "line" > < a name = "l01184" > < / a > < span class = "lineno" > 1184< / span >   1 - std::abs(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > - round(< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > )));< / div >
< div class = "line" > < a name = "l01185" > < / a > < span class = "lineno" > 1185< / span >   }< / div >
< div class = "line" > < a name = "l01186" > < / a > < span class = "lineno" > 1186< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01187" > < / a > < span class = "lineno" > 1187< / span >   }< / div >
< div class = "line" > < a name = "l01188" > < / a > < span class = "lineno" > 1188< / span >   < / div >
< div class = "line" > < a name = "l01189" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1sat.html#aa46871f0150f3db9f9fdcbd1049aadaa" > 1189< / a > < / span >   < span class = "keywordtype" > bool< / span > < a class = "code" href = "namespaceoperations__research_1_1sat.html#aa46871f0150f3db9f9fdcbd1049aadaa" > SolveLpAndUseIntegerVariableToStartLNS< / a > (< span class = "keyword" > const< / span > < a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html" > glop::LinearProgram< / a > & lp,< / div >
< div class = "line" > < a name = "l01190" > < / a > < span class = "lineno" > 1190< / span >   LinearBooleanProblem* problem) {< / div >
< div class = "line" > < a name = "l01191" > < / a > < span class = "lineno" > 1191< / span >   < a class = "code" href = "classoperations__research_1_1glop_1_1_l_p_solver.html" > glop::LPSolver< / a > solver;< / div >
< div class = "line" > < a name = "l01192" > < / a > < span class = "lineno" > 1192< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9" > glop::ProblemStatus< / a > & status = solver.< a class = "code" href = "classoperations__research_1_1glop_1_1_l_p_solver.html#ad0677fd7b636de2bffe3cffca65dcd20" > Solve< / a > (lp);< / div >
< div class = "line" > < a name = "l01193" > < / a > < span class = "lineno" > 1193< / span >   < span class = "keywordflow" > if< / span > (status != < a class = "code" href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9af00c8dbdd6e1f11bdae06be94277d293" > glop::ProblemStatus::OPTIMAL< / a > & & < / div >
2021-01-26 11:28:50 +01:00
< div class = "line" > < a name = "l01194" > < / a > < span class = "lineno" > 1194< / span >   status != < a class = "code" href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9a2dcc8f5d91cb2aa2065b8305bf2d5cbd" > glop::ProblemStatus::PRIMAL_FEASIBLE< / a > )< / div >
2020-12-29 22:27:47 +01:00
< div class = "line" > < a name = "l01195" > < / a > < span class = "lineno" > 1195< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a name = "l01196" > < / a > < span class = "lineno" > 1196< / span >   < span class = "keywordtype" > int< / span > num_variable_fixed = 0;< / div >
< div class = "line" > < a name = "l01197" > < / a > < span class = "lineno" > 1197< / span >   < span class = "keywordflow" > for< / span > (ColIndex < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > (0); < a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > < lp.< a class = "code" href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > num_variables< / a > (); ++< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ) {< / div >
< div class = "line" > < a name = "l01198" > < / a > < span class = "lineno" > 1198< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > tolerance = 1e-5;< / div >
< div class = "line" > < a name = "l01199" > < / a > < span class = "lineno" > 1199< / span >   < span class = "keyword" > const< / span > < a class = "code" href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > Fractional< / a > & < a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > = solver.< a class = "code" href = "classoperations__research_1_1glop_1_1_l_p_solver.html#a79f4b1dff56ea4e839e0d380019c4869" > variable_values< / a > ()[< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > ];< / div >
< div class = "line" > < a name = "l01200" > < / a > < span class = "lineno" > 1200< / span >   < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > > 1 - tolerance) {< / div >
< div class = "line" > < a name = "l01201" > < / a > < span class = "lineno" > 1201< / span >   ++num_variable_fixed;< / div >
< div class = "line" > < a name = "l01202" > < / a > < span class = "lineno" > 1202< / span >   LinearBooleanConstraint* constraint = problem-> add_constraints();< / div >
< div class = "line" > < a name = "l01203" > < / a > < span class = "lineno" > 1203< / span >   constraint-> set_lower_bound(1);< / div >
< div class = "line" > < a name = "l01204" > < / a > < span class = "lineno" > 1204< / span >   constraint-> set_upper_bound(1);< / div >
< div class = "line" > < a name = "l01205" > < / a > < span class = "lineno" > 1205< / span >   constraint-> add_coefficients(1);< / div >
< div class = "line" > < a name = "l01206" > < / a > < span class = "lineno" > 1206< / span >   constraint-> add_literals(< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value() + 1);< / div >
< div class = "line" > < a name = "l01207" > < / a > < span class = "lineno" > 1207< / span >   } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (< a class = "code" href = "demon__profiler_8cc.html#a21edc7ca4cc5802c8779d68556bc09cf" > value< / a > < tolerance) {< / div >
< div class = "line" > < a name = "l01208" > < / a > < span class = "lineno" > 1208< / span >   ++num_variable_fixed;< / div >
< div class = "line" > < a name = "l01209" > < / a > < span class = "lineno" > 1209< / span >   LinearBooleanConstraint* constraint = problem-> add_constraints();< / div >
< div class = "line" > < a name = "l01210" > < / a > < span class = "lineno" > 1210< / span >   constraint-> set_lower_bound(0);< / div >
< div class = "line" > < a name = "l01211" > < / a > < span class = "lineno" > 1211< / span >   constraint-> set_upper_bound(0);< / div >
< div class = "line" > < a name = "l01212" > < / a > < span class = "lineno" > 1212< / span >   constraint-> add_coefficients(1);< / div >
< div class = "line" > < a name = "l01213" > < / a > < span class = "lineno" > 1213< / span >   constraint-> add_literals(< a class = "code" href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > .value() + 1);< / div >
< div class = "line" > < a name = "l01214" > < / a > < span class = "lineno" > 1214< / span >   }< / div >
< div class = "line" > < a name = "l01215" > < / a > < span class = "lineno" > 1215< / span >   }< / div >
< div class = "line" > < a name = "l01216" > < / a > < span class = "lineno" > 1216< / 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" > " LNS with " < / span > < < num_variable_fixed < < < span class = "stringliteral" > " fixed variables." < / span > ;< / div >
< div class = "line" > < a name = "l01217" > < / a > < span class = "lineno" > 1217< / span >   < span class = "keywordflow" > return< / span > < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a name = "l01218" > < / a > < span class = "lineno" > 1218< / span >   }< / div >
< div class = "line" > < a name = "l01219" > < / a > < span class = "lineno" > 1219< / span >   < / div >
< div class = "line" > < a name = "l01220" > < / a > < span class = "lineno" > 1220< / span >   } < span class = "comment" > // namespace sat< / span > < / div >
< div class = "line" > < a name = "l01221" > < / a > < span class = "lineno" > 1221< / span >   } < span class = "comment" > // namespace operations_research< / span > < / div >
2020-09-02 09:42:51 +02:00
< div class = "ttc" id = "aalldiff__cst_8cc_html_a021e695f54a13bd809c34b2f4ca87c37" > < div class = "ttname" > < a href = "alldiff__cst_8cc.html#a021e695f54a13bd809c34b2f4ca87c37" > min< / a > < / div > < div class = "ttdeci" > int64 min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "alldiff__cst_8cc_source.html#l00138" > alldiff_cst.cc:138< / a > < / div > < / div >
< 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 >
< div class = "ttc" id = "abase_2logging_8h_html" > < div class = "ttname" > < a href = "base_2logging_8h.html" > logging.h< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a09f7d88282cf92c9f231270ac113e5c6" > < div class = "ttname" > < a href = "base_2logging_8h.html#a09f7d88282cf92c9f231270ac113e5c6" > LOG_IF< / a > < / div > < div class = "ttdeci" > #define LOG_IF(severity, condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00479" > base/logging.h:479< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a3e1cfef60e774a81f30eaddf26a3a274" > < div class = "ttname" > < a href = "base_2logging_8h.html#a3e1cfef60e774a81f30eaddf26a3a274" > CHECK< / a > < / div > < div class = "ttdeci" > #define CHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00495" > base/logging.h:495< / a > < / div > < / div >
2020-11-18 14:53:30 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a46e69120fbd3b36e6960e096d23b66f0" > < div class = "ttname" > < a href = "base_2logging_8h.html#a46e69120fbd3b36e6960e096d23b66f0" > DCHECK_NE< / a > < / div > < div class = "ttdeci" > #define DCHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00886" > base/logging.h:886< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_a7c0ce053b28d53aa4eaf3eb7fb71663b" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7c0ce053b28d53aa4eaf3eb7fb71663b" > CHECK_EQ< / a > < / div > < div class = "ttdeci" > #define CHECK_EQ(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00697" > base/logging.h:697< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_a7e03ec13560fa94a8fea569960d7efc6" > < div class = "ttname" > < a href = "base_2logging_8h.html#a7e03ec13560fa94a8fea569960d7efc6" > CHECK_GT< / a > < / div > < div class = "ttdeci" > #define CHECK_GT(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00702" > base/logging.h:702< / a > < / div > < / div >
< div class = "ttc" id = "abase_2logging_8h_html_ab25e01a2942b821d66371fc68d53f2eb" > < div class = "ttname" > < a href = "base_2logging_8h.html#ab25e01a2942b821d66371fc68d53f2eb" > CHECK_NE< / a > < / div > < div class = "ttdeci" > #define CHECK_NE(val1, val2)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00698" > base/logging.h:698< / a > < / div > < / div >
< 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 >
2020-11-18 14:53:30 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_ae17f8119c108cf3070bad3449c7e0006" > < div class = "ttname" > < a href = "base_2logging_8h.html#ae17f8119c108cf3070bad3449c7e0006" > DCHECK< / a > < / div > < div class = "ttdeci" > #define DCHECK(condition)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00884" > base/logging.h:884< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "abase_2logging_8h_html_afcaa7cadd41741bb855c2ada1d2ef927" > < div class = "ttname" > < a href = "base_2logging_8h.html#afcaa7cadd41741bb855c2ada1d2ef927" > VLOG< / a > < / div > < div class = "ttdeci" > #define VLOG(verboselevel)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "base_2logging_8h_source.html#l00978" > base/logging.h:978< / a > < / div > < / div >
< div class = "ttc" id = "aboolean__problem_8h_html" > < div class = "ttname" > < a href = "boolean__problem_8h.html" > boolean_problem.h< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_l_p_solver_html" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_l_p_solver.html" > operations_research::glop::LPSolver< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__solver_8h_source.html#l00029" > lp_solver.h:29< / a > < / div > < / div >
2020-10-09 12:00:09 +02:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_l_p_solver_html_a79f4b1dff56ea4e839e0d380019c4869" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_l_p_solver.html#a79f4b1dff56ea4e839e0d380019c4869" > operations_research::glop::LPSolver::variable_values< / a > < / div > < div class = "ttdeci" > const DenseRow & variable_values() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__solver_8h_source.html#l00100" > lp_solver.h:100< / a > < / div > < / div >
2020-11-18 14:53:30 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_l_p_solver_html_ad0677fd7b636de2bffe3cffca65dcd20" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_l_p_solver.html#ad0677fd7b636de2bffe3cffca65dcd20" > operations_research::glop::LPSolver::Solve< / a > < / div > < div class = "ttdeci" > ABSL_MUST_USE_RESULT ProblemStatus Solve(const LinearProgram & lp)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__solver_8cc_source.html#l00121" > lp_solver.cc:121< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_l_p_solver_html_ae7202d055b6b172a8a1da4f5b136f9ea" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_l_p_solver.html#ae7202d055b6b172a8a1da4f5b136f9ea" > operations_research::glop::LPSolver::SetParameters< / a > < / div > < div class = "ttdeci" > void SetParameters(const GlopParameters & parameters)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__solver_8cc_source.html#l00113" > lp_solver.cc:113< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html" > operations_research::glop::LinearProgram< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8h_source.html#l00054" > lp_data.h:54< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a0fe7ba825c8c6cd1efdcff6dec631093" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a0fe7ba825c8c6cd1efdcff6dec631093" > operations_research::glop::LinearProgram::SetVariableBounds< / a > < / div > < div class = "ttdeci" > void SetVariableBounds(ColIndex col, Fractional lower_bound, Fractional upper_bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00248" > lp_data.cc:248< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a1c4c019028d8b012b9d10e0a17bfaf4e" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a1c4c019028d8b012b9d10e0a17bfaf4e" > operations_research::glop::LinearProgram::SetConstraintName< / a > < / div > < div class = "ttdeci" > void SetConstraintName(RowIndex row, absl::string_view name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00244" > lp_data.cc:244< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a2a29cc40908e09b0c565ceea15b77d89" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a2a29cc40908e09b0c565ceea15b77d89" > operations_research::glop::LinearProgram::SetObjectiveOffset< / a > < / div > < div class = "ttdeci" > void SetObjectiveOffset(Fractional objective_offset)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00330" > lp_data.cc:330< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a2d695f450ae446d5d9c225b991f8d88e" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a2d695f450ae446d5d9c225b991f8d88e" > operations_research::glop::LinearProgram::SetCoefficient< / a > < / div > < div class = "ttdeci" > void SetCoefficient(RowIndex row, ColIndex col, Fractional value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00316" > lp_data.cc:316< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a45e12b3d1e2daa3e00bab9d7bf72f444" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a45e12b3d1e2daa3e00bab9d7bf72f444" > operations_research::glop::LinearProgram::SetVariableName< / a > < / div > < div class = "ttdeci" > void SetVariableName(ColIndex col, absl::string_view name)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00231" > lp_data.cc:231< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a62b98dec38b6506442f9fc63f1a9b88f" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a62b98dec38b6506442f9fc63f1a9b88f" > operations_research::glop::LinearProgram::SetConstraintBounds< / a > < / div > < div class = "ttdeci" > void SetConstraintBounds(RowIndex row, Fractional lower_bound, Fractional upper_bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00308" > lp_data.cc:308< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a695ac3d8db5a986f572711f2ef3a6a39" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a695ac3d8db5a986f572711f2ef3a6a39" > operations_research::glop::LinearProgram::CreateNewVariable< / a > < / div > < div class = "ttdeci" > ColIndex CreateNewVariable()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00161" > lp_data.cc:161< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_a7ddcdc56f25d075e18d62ddbcd3389b2" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#a7ddcdc56f25d075e18d62ddbcd3389b2" > operations_research::glop::LinearProgram::SetVariableType< / a > < / div > < div class = "ttdeci" > void SetVariableType(ColIndex col, VariableType type)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00235" > lp_data.cc:235< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_aa71d36872f416feaa853788a7a7a7ef8" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#aa71d36872f416feaa853788a7a7a7ef8" > operations_research::glop::LinearProgram::Clear< / a > < / div > < div class = "ttdeci" > void Clear()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00133" > lp_data.cc:133< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_ab5af7f232cddcd91f70be84c0d398ba9" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#ab5af7f232cddcd91f70be84c0d398ba9" > operations_research::glop::LinearProgram::SetObjectiveCoefficient< / a > < / div > < div class = "ttdeci" > void SetObjectiveCoefficient(ColIndex col, Fractional value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00325" > lp_data.cc:325< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_abfc30f91ab75c6f4552003f777672e74" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#abfc30f91ab75c6f4552003f777672e74" > operations_research::glop::LinearProgram::CleanUp< / a > < / div > < div class = "ttdeci" > void CleanUp()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00346" > lp_data.cc:346< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#ac62972ff1b21a037e56530cde67309aba5d5cd46919fa987731fb2edefe0f2a0c" > operations_research::glop::LinearProgram::VariableType::INTEGER< / a > < / div > < div class = "ttdeci" > @ INTEGER< / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_acd8437353d8dc686a75c98b5897dd871" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#acd8437353d8dc686a75c98b5897dd871" > operations_research::glop::LinearProgram::num_variables< / a > < / div > < div class = "ttdeci" > ColIndex num_variables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8h_source.html#l00204" > lp_data.h:204< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_ad9d564651057c77b3f2ca1293134557f" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#ad9d564651057c77b3f2ca1293134557f" > operations_research::glop::LinearProgram::CreateNewConstraint< / a > < / div > < div class = "ttdeci" > RowIndex CreateNewConstraint()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00190" > lp_data.cc:190< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1glop_1_1_linear_program_html_ae3201a343d8df987411b55830bff7fa3" > < div class = "ttname" > < a href = "classoperations__research_1_1glop_1_1_linear_program.html#ae3201a343d8df987411b55830bff7fa3" > operations_research::glop::LinearProgram::SetMaximizationProblem< / a > < / div > < div class = "ttdeci" > void SetMaximizationProblem(bool maximize)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__data_8cc_source.html#l00342" > lp_data.cc:342< / 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_sat_solver_html" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html" > operations_research::sat::SatSolver< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00057" > sat_solver.h:57< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a01fd4c9f5286534866c6c5ee2c160fe9" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a01fd4c9f5286534866c6c5ee2c160fe9" > operations_research::sat::SatSolver::LiteralTrail< / a > < / div > < div class = "ttdeci" > const Trail & LiteralTrail() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00361" > sat_solver.h:361< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_sat_solver_html_a955786dcbe82b7c4dc9924a5473ac1e8" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_sat_solver.html#a955786dcbe82b7c4dc9924a5473ac1e8" > operations_research::sat::SatSolver::SetAssignmentPreference< / a > < / div > < div class = "ttdeci" > void SetAssignmentPreference(Literal literal, double weight)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__solver_8h_source.html#l00150" > sat_solver.h:150< / 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 = "aclassoperations__research_1_1sat_1_1_trail_html_a29be1a6b9ba823a6fffb927609d18599" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a29be1a6b9ba823a6fffb927609d18599" > operations_research::sat::Trail::Info< / a > < / div > < div class = "ttdeci" > const AssignmentInfo & Info(BooleanVariable var) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00381" > sat_base.h:381< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1sat_1_1_trail_html_a8ef12397d1682615bc3108c397734179" > < div class = "ttname" > < a href = "classoperations__research_1_1sat_1_1_trail.html#a8ef12397d1682615bc3108c397734179" > operations_research::sat::Trail::Index< / a > < / div > < div class = "ttdeci" > int Index() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat__base_8h_source.html#l00378" > sat_base.h:378< / 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 >
< div class = "ttc" id = "ademon__profiler_8cc_html_a05da18ca9c7b657a4a6ea24e07c9b695" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#a05da18ca9c7b657a4a6ea24e07c9b695" > ct< / a > < / div > < div class = "ttdeci" > const Constraint * ct< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00042" > demon_profiler.cc:42< / a > < / div > < / div >
< 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 >
< 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 = "afp__utils_8h_html" > < div class = "ttname" > < a href = "fp__utils_8h.html" > fp_utils.h< / a > < / div > < / div >
< div class = "ttc" id = "aint__type_8h_html" > < div class = "ttname" > < a href = "int__type_8h.html" > int_type.h< / a > < / div > < / div >
< div class = "ttc" id = "ainteger_8h_html" > < div class = "ttname" > < a href = "integer_8h.html" > integer.h< / a > < / div > < / div >
< div class = "ttc" id = "aintegral__types_8h_html" > < div class = "ttname" > < a href = "integral__types_8h.html" > integral_types.h< / a > < / div > < / div >
2021-02-16 18:34:57 +01:00
< div class = "ttc" id = "aintegral__types_8h_html_a74ea76ea27f48fb1b6e148e1577b3719" > < div class = "ttname" > < a href = "integral__types_8h.html#a74ea76ea27f48fb1b6e148e1577b3719" > kint64max< / a > < / div > < div class = "ttdeci" > static const int64 kint64max< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00053" > integral_types.h:53< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "aintegral__types_8h_html_a7cde0074dfd288f2d70c0e035dacb28a" > < div class = "ttname" > < a href = "integral__types_8h.html#a7cde0074dfd288f2d70c0e035dacb28a" > int64< / a > < / div > < div class = "ttdeci" > int64_t int64< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00034" > integral_types.h:34< / a > < / div > < / div >
2021-02-16 18:34:57 +01:00
< div class = "ttc" id = "aintegral__types_8h_html_af458164b470cbba416d5ed579e00ff60" > < div class = "ttname" > < a href = "integral__types_8h.html#af458164b470cbba416d5ed579e00ff60" > kint64min< / a > < / div > < div class = "ttdeci" > static const int64 kint64min< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integral__types_8h_source.html#l00052" > integral_types.h:52< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "alog__severity_8h_html_a50e5762f38854b37ee3e2851bc1bb0e7" > < div class = "ttname" > < a href = "log__severity_8h.html#a50e5762f38854b37ee3e2851bc1bb0e7" > WARNING< / a > < / div > < div class = "ttdeci" > const int WARNING< / 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_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_ac9bcbe19995a8140cd4ec61773cd6e67" > < div class = "ttname" > < a href = "log__severity_8h.html#ac9bcbe19995a8140cd4ec61773cd6e67" > ERROR< / a > < / div > < div class = "ttdeci" > const int ERROR< / 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 = "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 = "alp__solver_8h_html" > < div class = "ttname" > < a href = "lp__solver_8h.html" > lp_solver.h< / a > < / div > < / div >
2020-09-02 09:42:51 +02:00
< div class = "ttc" id = "alp__types_8h_html" > < div class = "ttname" > < a href = "lp__types_8h.html" > lp_types.h< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "amarkowitz_8cc_html_aa9d6c98fdf8d89b0e2321fda02adc82c" > < div class = "ttname" > < a href = "markowitz_8cc.html#aa9d6c98fdf8d89b0e2321fda02adc82c" > col< / a > < / div > < div class = "ttdeci" > ColIndex col< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "markowitz_8cc_source.html#l00176" > markowitz.cc:176< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_a733947145e3e1631165b618b05c9ccb7" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#a733947145e3e1631165b618b05c9ccb7" > operations_research::glop::Fractional< / a > < / div > < div class = "ttdeci" > double Fractional< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00077" > lp_types.h:77< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_ae8a885303349cb7807c7c87b405bc0c9" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9" > operations_research::glop::ProblemStatus< / a > < / div > < div class = "ttdeci" > ProblemStatus< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00101" > lp_types.h:101< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_ae8a885303349cb7807c7c87b405bc0c9a0beacd9ca195de65e685252f1b46b954" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9a0beacd9ca195de65e685252f1b46b954" > operations_research::glop::ProblemStatus::IMPRECISE< / a > < / div > < div class = "ttdeci" > @ IMPRECISE< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_ae8a885303349cb7807c7c87b405bc0c9a2dcc8f5d91cb2aa2065b8305bf2d5cbd" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9a2dcc8f5d91cb2aa2065b8305bf2d5cbd" > operations_research::glop::ProblemStatus::PRIMAL_FEASIBLE< / a > < / div > < div class = "ttdeci" > @ PRIMAL_FEASIBLE< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_ae8a885303349cb7807c7c87b405bc0c9af00c8dbdd6e1f11bdae06be94277d293" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#ae8a885303349cb7807c7c87b405bc0c9af00c8dbdd6e1f11bdae06be94277d293" > operations_research::glop::ProblemStatus::OPTIMAL< / a > < / div > < div class = "ttdeci" > @ OPTIMAL< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1glop_html_af9a790b7e8c5b0c6d55b336177378e78" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1glop.html#af9a790b7e8c5b0c6d55b336177378e78" > operations_research::glop::kInfinity< / a > < / div > < div class = "ttdeci" > const double kInfinity< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "lp__types_8h_source.html#l00083" > lp_types.h:83< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a07823d046b027c81155f8a2f322cf813" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a07823d046b027c81155f8a2f322cf813" > operations_research::sat::FloorRatio< / a > < / div > < div class = "ttdeci" > IntegerValue FloorRatio(IntegerValue dividend, IntegerValue positive_divisor)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00090" > integer.h:90< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a0ce1f2f17b7ce984fbfc526d6c04f337" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a0ce1f2f17b7ce984fbfc526d6c04f337" > operations_research::sat::SolveLpAndUseSolutionForSatAssignmentPreference< / a > < / div > < div class = "ttdeci" > bool SolveLpAndUseSolutionForSatAssignmentPreference(const glop::LinearProgram & lp, SatSolver *sat_solver, double max_time_in_seconds)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l01167" > sat/lp_utils.cc:1167< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a0ff539f8974998682c8a976ec9a83166" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a0ff539f8974998682c8a976ec9a83166" > operations_research::sat::RemoveNearZeroTerms< / a > < / div > < div class = "ttdeci" > void RemoveNearZeroTerms(const SatParameters & params, MPModelProto *mp_model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00181" > sat/lp_utils.cc:181< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a29b96869d2a821cf1d2e6099e7a0f51b" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a29b96869d2a821cf1d2e6099e7a0f51b" > operations_research::sat::CeilRatio< / a > < / div > < div class = "ttdeci" > IntegerValue CeilRatio(IntegerValue dividend, IntegerValue positive_divisor)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "integer_8h_source.html#l00081" > integer.h:81< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a4591e100a0f29a249169e5833995cd31" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a4591e100a0f29a249169e5833995cd31" > operations_research::sat::ConvertBooleanProblemToLinearProgram< / a > < / div > < div class = "ttdeci" > void ConvertBooleanProblemToLinearProgram(const LinearBooleanProblem & problem, glop::LinearProgram *lp)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l01089" > sat/lp_utils.cc:1089< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a5d3559f28aa3f4859177d4c13950cf1a" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a5d3559f28aa3f4859177d4c13950cf1a" > operations_research::sat::DetectImpliedIntegers< / a > < / div > < div class = "ttdeci" > std::vector< double > DetectImpliedIntegers(bool log_info, MPModelProto *mp_model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00234" > sat/lp_utils.cc:234< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_a7b33067a7dffa07cd5748bc4552c85a1" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#a7b33067a7dffa07cd5748bc4552c85a1" > operations_research::sat::ConvertBinaryMPModelProtoToBooleanProblem< / a > < / div > < div class = "ttdeci" > bool ConvertBinaryMPModelProtoToBooleanProblem(const MPModelProto & mp_model, LinearBooleanProblem *problem)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00914" > sat/lp_utils.cc:914< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aa46871f0150f3db9f9fdcbd1049aadaa" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aa46871f0150f3db9f9fdcbd1049aadaa" > operations_research::sat::SolveLpAndUseIntegerVariableToStartLNS< / a > < / div > < div class = "ttdeci" > bool SolveLpAndUseIntegerVariableToStartLNS(const glop::LinearProgram & lp, LinearBooleanProblem *problem)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l01189" > sat/lp_utils.cc:1189< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_aaf57d784624873d840a2589efa6ff1a1" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#aaf57d784624873d840a2589efa6ff1a1" > operations_research::sat::ChangeOptimizationDirection< / a > < / div > < div class = "ttdeci" > void ChangeOptimizationDirection(LinearBooleanProblem *problem)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "boolean__problem_8cc_source.html#l00209" > boolean_problem.cc:209< / a > < / div > < / div >
2020-12-29 22:27:47 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ab7cca71116da1e5640ad896f2bf46028" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ab7cca71116da1e5640ad896f2bf46028" > operations_research::sat::FixVariablesFromSat< / a > < / div > < div class = "ttdeci" > int FixVariablesFromSat(const SatSolver & solver, glop::LinearProgram *lp)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l01153" > sat/lp_utils.cc:1153< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ac71665cf974c4a75adc4c9ad251ae853" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ac71665cf974c4a75adc4c9ad251ae853" > operations_research::sat::ScaleContinuousVariables< / a > < / div > < div class = "ttdeci" > std::vector< double > ScaleContinuousVariables(double scaling, double max_bound, MPModelProto *mp_model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00099" > sat/lp_utils.cc:99< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_adead4997e96ccdef87190f43c5de938f" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#adead4997e96ccdef87190f43c5de938f" > operations_research::sat::ConvertMPModelProtoToCpModelProto< / a > < / div > < div class = "ttdeci" > bool ConvertMPModelProtoToCpModelProto(const SatParameters & params, const MPModelProto & mp_model, CpModelProto *cp_model)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00642" > sat/lp_utils.cc:642< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_ae0803b8198728cd4f6e58498d9c60091" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#ae0803b8198728cd4f6e58498d9c60091" > operations_research::sat::NegatedRef< / a > < / div > < div class = "ttdeci" > int NegatedRef(int ref)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cp__model__utils_8h_source.html#l00032" > cp_model_utils.h:32< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1sat_html_af8b326626fb8ca0efd32ff0564d35731" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1sat.html#af8b326626fb8ca0efd32ff0564d35731" > operations_research::sat::FindRationalFactor< / a > < / div > < div class = "ttdeci" > int FindRationalFactor(double x, int limit, double tolerance)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00118" > sat/lp_utils.cc:118< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html" > < div class = "ttname" > < a href = "namespaceoperations__research.html" > operations_research< / a > < / div > < div class = "ttdoc" > The vehicle routing library lets one model and solve generic vehicle routing problems ranging from th...< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_a4256c1ce10497f58f5c8b3d2abc57525" > < div class = "ttname" > < a href = "namespaceoperations__research.html#a4256c1ce10497f58f5c8b3d2abc57525" > operations_research::ComputeGcdOfRoundedDoubles< / a > < / div > < div class = "ttdeci" > int64 ComputeGcdOfRoundedDoubles(const std::vector< double > & x, double scaling_factor)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "fp__utils_8cc_source.html#l00189" > fp_utils.cc:189< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_a46f21c3da23685e58b31d880b2144458" > < div class = "ttname" > < a href = "namespaceoperations__research.html#a46f21c3da23685e58b31d880b2144458" > operations_research::ComputeScalingErrors< / a > < / div > < div class = "ttdeci" > void ComputeScalingErrors(const std::vector< double > & input, const std::vector< double > & lb, const std::vector< double > & ub, double scaling_factor, double *max_relative_coeff_error, double *max_scaled_sum_error)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "fp__utils_8cc_source.html#l00159" > fp_utils.cc:159< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_html_afd62b70eb0f46a86016aeda8edea45fa" > < div class = "ttname" > < a href = "namespaceoperations__research.html#afd62b70eb0f46a86016aeda8edea45fa" > operations_research::GetBestScalingOfDoublesToInt64< / a > < / div > < div class = "ttdeci" > double GetBestScalingOfDoublesToInt64(const std::vector< double > & input, const std::vector< double > & lb, const std::vector< double > & ub, int64 max_absolute_sum)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "fp__utils_8cc_source.html#l00168" > fp_utils.cc:168< / a > < / div > < / div >
< 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 >
2020-09-02 09:42:51 +02:00
< div class = "ttc" id = "aparameters_8pb_8h_html" > < div class = "ttname" > < a href = "parameters_8pb_8h.html" > parameters.pb.h< / a > < / div > < / div >
2021-01-26 11:28:50 +01:00
< div class = "ttc" id = "arouting__search_8cc_html_a204f9b990226e8288e1aaecbb496cbf8" > < div class = "ttname" > < a href = "routing__search_8cc.html#a204f9b990226e8288e1aaecbb496cbf8" > bound< / a > < / div > < div class = "ttdeci" > int64 bound< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "routing__search_8cc_source.html#l00972" > routing_search.cc:972< / a > < / div > < / div >
< div class = "ttc" id = "asat_2lp__utils_8cc_html_a24a6b02429aaf5b933eac21ba118ee3a" > < div class = "ttname" > < a href = "sat_2lp__utils_8cc.html#a24a6b02429aaf5b933eac21ba118ee3a" > max_scaling_factor< / a > < / div > < div class = "ttdeci" > double max_scaling_factor< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00491" > sat/lp_utils.cc:491< / a > < / div > < / div >
< div class = "ttc" id = "asat_2lp__utils_8cc_html_a2a1a02478d02cd8e42a1afece079d4a2" > < div class = "ttname" > < a href = "sat_2lp__utils_8cc.html#a2a1a02478d02cd8e42a1afece079d4a2" > max_relative_coeff_error< / a > < / div > < div class = "ttdeci" > double max_relative_coeff_error< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00489" > sat/lp_utils.cc:489< / a > < / div > < / div >
< div class = "ttc" id = "asat_2lp__utils_8cc_html_a561d7bf12fc7674b3fe0ad2ba2e175a0" > < div class = "ttname" > < a href = "sat_2lp__utils_8cc.html#a561d7bf12fc7674b3fe0ad2ba2e175a0" > lower_bounds< / a > < / div > < div class = "ttdeci" > std::vector< double > lower_bounds< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00497" > sat/lp_utils.cc:497< / a > < / div > < / div >
< div class = "ttc" id = "asat_2lp__utils_8cc_html_a6585434cd23846627340ae066aa546f6" > < div class = "ttname" > < a href = "sat_2lp__utils_8cc.html#a6585434cd23846627340ae066aa546f6" > wanted_precision< / a > < / div > < div class = "ttdeci" > double wanted_precision< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00493" > sat/lp_utils.cc:493< / a > < / div > < / div >
< div class = "ttc" id = "asat_2lp__utils_8cc_html_a6a1f817dc422c6adab9def33880bcf4a" > < div class = "ttname" > < a href = "sat_2lp__utils_8cc.html#a6a1f817dc422c6adab9def33880bcf4a" > scaling_target< / a > < / div > < div class = "ttdeci" > int64 scaling_target< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00494" > sat/lp_utils.cc:494< / a > < / div > < / div >
< div class = "ttc" id = "asat_2lp__utils_8cc_html_a742ae1554f2decd63d35be3e6ff4f58d" > < div class = "ttname" > < a href = "sat_2lp__utils_8cc.html#a742ae1554f2decd63d35be3e6ff4f58d" > var_indices< / a > < / div > < div class = "ttdeci" > std::vector< int > var_indices< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "sat_2lp__utils_8cc_source.html#l00495" > sat/lp_utils.cc:495< / a > < / div > < / div >
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