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< a href = "indexed__model_8h.html" > Go to the documentation of this file.< / a > < div class = "fragment" > < div class = "line" > < a id = "l00001" name = "l00001" > < / a > < span class = "lineno" > 1< / span > < span class = "comment" > // Copyright 2010-2021 Google LLC< / span > < / div >
< div class = "line" > < a id = "l00002" name = "l00002" > < / a > < span class = "lineno" > 2< / span > < span class = "comment" > // Licensed under the Apache License, Version 2.0 (the " License" );< / span > < / div >
< div class = "line" > < a id = "l00003" name = "l00003" > < / a > < span class = "lineno" > 3< / span > < span class = "comment" > // you may not use this file except in compliance with the License.< / span > < / div >
< div class = "line" > < a id = "l00004" name = "l00004" > < / a > < span class = "lineno" > 4< / span > < span class = "comment" > // You may obtain a copy of the License at< / span > < / div >
< div class = "line" > < a id = "l00005" name = "l00005" > < / a > < span class = "lineno" > 5< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00006" name = "l00006" > < / a > < span class = "lineno" > 6< / span > < span class = "comment" > // http://www.apache.org/licenses/LICENSE-2.0< / span > < / div >
< div class = "line" > < a id = "l00007" name = "l00007" > < / a > < span class = "lineno" > 7< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00008" name = "l00008" > < / a > < span class = "lineno" > 8< / span > < span class = "comment" > // Unless required by applicable law or agreed to in writing, software< / span > < / div >
< div class = "line" > < a id = "l00009" name = "l00009" > < / a > < span class = "lineno" > 9< / span > < span class = "comment" > // distributed under the License is distributed on an " AS IS" BASIS,< / span > < / div >
< div class = "line" > < a id = "l00010" name = "l00010" > < / a > < span class = "lineno" > 10< / span > < span class = "comment" > // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.< / span > < / div >
< div class = "line" > < a id = "l00011" name = "l00011" > < / a > < span class = "lineno" > 11< / span > < span class = "comment" > // See the License for the specific language governing permissions and< / span > < / div >
< div class = "line" > < a id = "l00012" name = "l00012" > < / a > < span class = "lineno" > 12< / span > < span class = "comment" > // limitations under the License.< / span > < / div >
< div class = "line" > < a id = "l00013" name = "l00013" > < / a > < span class = "lineno" > 13< / span > < / div >
< div class = "line" > < a id = "l00014" name = "l00014" > < / a > < span class = "lineno" > 14< / span > < span class = "comment" > // An index based C++ API for building optimization problems.< / span > < / div >
< div class = "line" > < a id = "l00015" name = "l00015" > < / a > < span class = "lineno" > 15< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00016" name = "l00016" > < / a > < span class = "lineno" > 16< / span > < span class = "comment" > // TODO(b/188550843): move/rename to core/model_storage.h< / span > < / div >
< div class = "line" > < a id = "l00017" name = "l00017" > < / a > < span class = "lineno" > 17< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00018" name = "l00018" > < / a > < span class = "lineno" > 18< / span > < span class = "comment" > // Models problems of the form:< / span > < / div >
< div class = "line" > < a id = "l00019" name = "l00019" > < / a > < span class = "lineno" > 19< / span > < span class = "comment" > // min sum_{j in J} c_j * x_j + d< / span > < / div >
< div class = "line" > < a id = "l00020" name = "l00020" > < / a > < span class = "lineno" > 20< / span > < span class = "comment" > // s.t. lb^c_i < = sum_{j in J} A_ij * x_j < = ub^c_i for all i in I,< / span > < / div >
< div class = "line" > < a id = "l00021" name = "l00021" > < / a > < span class = "lineno" > 21< / span > < span class = "comment" > // lb^v_j < = x_j < = ub^v_j for all j in J,< / span > < / div >
< div class = "line" > < a id = "l00022" name = "l00022" > < / a > < span class = "lineno" > 22< / span > < span class = "comment" > // x_j integer for all j in Z,< / span > < / div >
< div class = "line" > < a id = "l00023" name = "l00023" > < / a > < span class = "lineno" > 23< / span > < span class = "comment" > // where above:< / span > < / div >
< div class = "line" > < a id = "l00024" name = "l00024" > < / a > < span class = "lineno" > 24< / span > < span class = "comment" > // * I: the set of linear constraints,< / span > < / div >
< div class = "line" > < a id = "l00025" name = "l00025" > < / a > < span class = "lineno" > 25< / span > < span class = "comment" > // * J: the set of variables,< / span > < / div >
< div class = "line" > < a id = "l00026" name = "l00026" > < / a > < span class = "lineno" > 26< / span > < span class = "comment" > // * Z: a subset of J, the integer variables,< / span > < / div >
< div class = "line" > < a id = "l00027" name = "l00027" > < / a > < span class = "lineno" > 27< / span > < span class = "comment" > // * x: the decision variables (indexed by J),< / span > < / div >
< div class = "line" > < a id = "l00028" name = "l00028" > < / a > < span class = "lineno" > 28< / span > < span class = "comment" > // * c: the linear objective, one double per variable,< / span > < / div >
< div class = "line" > < a id = "l00029" name = "l00029" > < / a > < span class = "lineno" > 29< / span > < span class = "comment" > // * d: the objective offset, a double scalar,< / span > < / div >
< div class = "line" > < a id = "l00030" name = "l00030" > < / a > < span class = "lineno" > 30< / span > < span class = "comment" > // * lb^c: the constraint lower bounds, one double per linear constraint,< / span > < / div >
< div class = "line" > < a id = "l00031" name = "l00031" > < / a > < span class = "lineno" > 31< / span > < span class = "comment" > // * ub^c: the constraint upper bounds, one double per linear constraint,< / span > < / div >
< div class = "line" > < a id = "l00032" name = "l00032" > < / a > < span class = "lineno" > 32< / span > < span class = "comment" > // * lb^v: the variable lower bounds, one double per variable,< / span > < / div >
< div class = "line" > < a id = "l00033" name = "l00033" > < / a > < span class = "lineno" > 33< / span > < span class = "comment" > // * ub^v: the variable upper bounds, one double per variable,< / span > < / div >
< div class = "line" > < a id = "l00034" name = "l00034" > < / a > < span class = "lineno" > 34< / span > < span class = "comment" > // * A: the linear constraint matrix, a double per variable/constraint pair.< / span > < / div >
< div class = "line" > < a id = "l00035" name = "l00035" > < / a > < span class = "lineno" > 35< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00036" name = "l00036" > < / a > < span class = "lineno" > 36< / span > < span class = "comment" > // The min in the objective can also be changed to a max.< / span > < / div >
< div class = "line" > < a id = "l00037" name = "l00037" > < / a > < span class = "lineno" > 37< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00038" name = "l00038" > < / a > < span class = "lineno" > 38< / span > < span class = "comment" > // A simple example:< / span > < / div >
< div class = "line" > < a id = "l00039" name = "l00039" > < / a > < span class = "lineno" > 39< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00040" name = "l00040" > < / a > < span class = "lineno" > 40< / span > < span class = "comment" > // Model the problem:< / span > < / div >
< div class = "line" > < a id = "l00041" name = "l00041" > < / a > < span class = "lineno" > 41< / span > < span class = "comment" > // max 2.0 * x + y< / span > < / div >
< div class = "line" > < a id = "l00042" name = "l00042" > < / a > < span class = "lineno" > 42< / span > < span class = "comment" > // s.t. x + y < = 1.5< / span > < / div >
< div class = "line" > < a id = "l00043" name = "l00043" > < / a > < span class = "lineno" > 43< / span > < span class = "comment" > // x in {0.0, 1.0}< / span > < / div >
< div class = "line" > < a id = "l00044" name = "l00044" > < / a > < span class = "lineno" > 44< / span > < span class = "comment" > // 0 < = y < = 2.5< / span > < / div >
< div class = "line" > < a id = "l00045" name = "l00045" > < / a > < span class = "lineno" > 45< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00046" name = "l00046" > < / a > < span class = "lineno" > 46< / span > < span class = "comment" > // using ::operations_research::math_opt::IndexedModel;< / span > < / div >
< div class = "line" > < a id = "l00047" name = "l00047" > < / a > < span class = "lineno" > 47< / span > < span class = "comment" > // using ::operations_research::math_opt::VariableId;< / span > < / div >
< div class = "line" > < a id = "l00048" name = "l00048" > < / a > < span class = "lineno" > 48< / span > < span class = "comment" > // using ::operations_research::math_opt::LinearConstraintId;< / span > < / div >
< div class = "line" > < a id = "l00049" name = "l00049" > < / a > < span class = "lineno" > 49< / span > < span class = "comment" > // using ::operations_research::math_opt::ModelProto;< / span > < / div >
< div class = "line" > < a id = "l00050" name = "l00050" > < / a > < span class = "lineno" > 50< / span > < span class = "comment" > // using ::operations_research::math_opt::ModelProtoUpdate;< / span > < / div >
< div class = "line" > < a id = "l00051" name = "l00051" > < / a > < span class = "lineno" > 51< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00052" name = "l00052" > < / a > < span class = "lineno" > 52< / span > < span class = "comment" > // IndexedModel model(" my_model" );< / span > < / div >
< div class = "line" > < a id = "l00053" name = "l00053" > < / a > < span class = "lineno" > 53< / span > < span class = "comment" > // const VariableId x = model.AddVariable(0.0, 1.0, true, " x" );< / span > < / div >
< div class = "line" > < a id = "l00054" name = "l00054" > < / a > < span class = "lineno" > 54< / span > < span class = "comment" > // const VariableId y = model.AddVariable(0.0, 2.5, false, " y" );< / span > < / div >
< div class = "line" > < a id = "l00055" name = "l00055" > < / a > < span class = "lineno" > 55< / span > < span class = "comment" > // const LinearConstraintId c = model.AddLinearConstraint(< / span > < / div >
< div class = "line" > < a id = "l00056" name = "l00056" > < / a > < span class = "lineno" > 56< / span > < span class = "comment" > // -std::numeric_limits< double> ::infinity, 1.5, " c" );< / span > < / div >
< div class = "line" > < a id = "l00057" name = "l00057" > < / a > < span class = "lineno" > 57< / span > < span class = "comment" > // model.set_linear_constraint_coefficient(x, c, 1.0);< / span > < / div >
< div class = "line" > < a id = "l00058" name = "l00058" > < / a > < span class = "lineno" > 58< / span > < span class = "comment" > // model.set_linear_constraint_coefficient(y, c, 1.0);< / span > < / div >
< div class = "line" > < a id = "l00059" name = "l00059" > < / a > < span class = "lineno" > 59< / span > < span class = "comment" > // model.set_linear_objective_coefficient(x, 2.0);< / span > < / div >
< div class = "line" > < a id = "l00060" name = "l00060" > < / a > < span class = "lineno" > 60< / span > < span class = "comment" > // model.set_linear_objective_coefficient(y, 1.0);< / span > < / div >
< div class = "line" > < a id = "l00061" name = "l00061" > < / a > < span class = "lineno" > 61< / span > < span class = "comment" > // model.set_maximize();< / span > < / div >
< div class = "line" > < a id = "l00062" name = "l00062" > < / a > < span class = "lineno" > 62< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00063" name = "l00063" > < / a > < span class = "lineno" > 63< / span > < span class = "comment" > // Now, export to a proto describing the model:< / span > < / div >
< div class = "line" > < a id = "l00064" name = "l00064" > < / a > < span class = "lineno" > 64< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00065" name = "l00065" > < / a > < span class = "lineno" > 65< / span > < span class = "comment" > // const ModelProto model_proto = model.ExportModel();< / span > < / div >
< div class = "line" > < a id = "l00066" name = "l00066" > < / a > < span class = "lineno" > 66< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00067" name = "l00067" > < / a > < span class = "lineno" > 67< / span > < span class = "comment" > // Modify the problem and get a model update proto:< / span > < / div >
< div class = "line" > < a id = "l00068" name = "l00068" > < / a > < span class = "lineno" > 68< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00069" name = "l00069" > < / a > < span class = "lineno" > 69< / span > < span class = "comment" > // const std::unique_ptr< IndexedModel::UpdateTracker> update_tracker =< / span > < / div >
< div class = "line" > < a id = "l00070" name = "l00070" > < / a > < span class = "lineno" > 70< / span > < span class = "comment" > // model.NewUpdateTracker();< / span > < / div >
< div class = "line" > < a id = "l00071" name = "l00071" > < / a > < span class = "lineno" > 71< / span > < span class = "comment" > // c.set_upper_bound(2.0);< / span > < / div >
< div class = "line" > < a id = "l00072" name = "l00072" > < / a > < span class = "lineno" > 72< / span > < span class = "comment" > // const absl::optional< ModelUpdateProto> update_proto =< / span > < / div >
< div class = "line" > < a id = "l00073" name = "l00073" > < / a > < span class = "lineno" > 73< / span > < span class = "comment" > // update_tracker-> ExportModelUpdate();< / span > < / div >
< div class = "line" > < a id = "l00074" name = "l00074" > < / a > < span class = "lineno" > 74< / span > < span class = "comment" > // update_tracker-> Checkpoint();< / span > < / div >
< div class = "line" > < a id = "l00075" name = "l00075" > < / a > < span class = "lineno" > 75< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00076" name = "l00076" > < / a > < span class = "lineno" > 76< / span > < span class = "comment" > // Reading and writing model properties:< / span > < / div >
< div class = "line" > < a id = "l00077" name = "l00077" > < / a > < span class = "lineno" > 77< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00078" name = "l00078" > < / a > < span class = "lineno" > 78< / span > < span class = "comment" > // Properties of the model (e.g. variable/constraint bounds) can be written< / span > < / div >
< div class = "line" > < a id = "l00079" name = "l00079" > < / a > < span class = "lineno" > 79< / span > < span class = "comment" > // and read in amortized O(1) time. Deleting a variable will take time< / span > < / div >
< div class = "line" > < a id = "l00080" name = "l00080" > < / a > < span class = "lineno" > 80< / span > < span class = "comment" > // O(#constraints containing the variable), and likewise deleting a constraint< / span > < / div >
< div class = "line" > < a id = "l00081" name = "l00081" > < / a > < span class = "lineno" > 81< / span > < span class = "comment" > // will take time O(#variables in the constraint). The constraint matrix is< / span > < / div >
< div class = "line" > < a id = "l00082" name = "l00082" > < / a > < span class = "lineno" > 82< / span > < span class = "comment" > // stored as hash map where the key is a {LinearConstraintId, VariableId}< / span > < / div >
< div class = "line" > < a id = "l00083" name = "l00083" > < / a > < span class = "lineno" > 83< / span > < span class = "comment" > // pair and the value is the coefficient. The nonzeros of the matrix are< / span > < / div >
< div class = "line" > < a id = "l00084" name = "l00084" > < / a > < span class = "lineno" > 84< / span > < span class = "comment" > // additionally stored by row and by column, but these indices generated lazily< / span > < / div >
< div class = "line" > < a id = "l00085" name = "l00085" > < / a > < span class = "lineno" > 85< / span > < span class = "comment" > // upon first use. Asking for the set of variables in a constraint, the< / span > < / div >
< div class = "line" > < a id = "l00086" name = "l00086" > < / a > < span class = "lineno" > 86< / span > < span class = "comment" > // constraints in a variable, deleting a variable or constraint, or requesting a< / span > < / div >
< div class = "line" > < a id = "l00087" name = "l00087" > < / a > < span class = "lineno" > 87< / span > < span class = "comment" > // ModelUpdate proto will all trigger these additional indices to be generated.< / span > < / div >
< div class = "line" > < a id = "l00088" name = "l00088" > < / a > < span class = "lineno" > 88< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00089" name = "l00089" > < / a > < span class = "lineno" > 89< / span > < span class = "comment" > // Exporting the Model proto:< / span > < / div >
< div class = "line" > < a id = "l00090" name = "l00090" > < / a > < span class = "lineno" > 90< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00091" name = "l00091" > < / a > < span class = "lineno" > 91< / span > < span class = "comment" > // The Model proto is an equivalent representation to IndexedModel. It has a< / span > < / div >
< div class = "line" > < a id = "l00092" name = "l00092" > < / a > < span class = "lineno" > 92< / span > < span class = "comment" > // smaller memory footprint and optimized for storage/transport, rather than< / span > < / div >
< div class = "line" > < a id = "l00093" name = "l00093" > < / a > < span class = "lineno" > 93< / span > < span class = "comment" > // efficient modification. It is also the format consumed by solvers in this< / span > < / div >
< div class = "line" > < a id = "l00094" name = "l00094" > < / a > < span class = "lineno" > 94< / span > < span class = "comment" > // library. The Model proto can be generated by calling< / span > < / div >
< div class = "line" > < a id = "l00095" name = "l00095" > < / a > < span class = "lineno" > 95< / span > < span class = "comment" > // IndexedModel::ExportModel().< / span > < / div >
< div class = "line" > < a id = "l00096" name = "l00096" > < / a > < span class = "lineno" > 96< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00097" name = "l00097" > < / a > < span class = "lineno" > 97< / span > < span class = "comment" > // Incrementalism, the ModelUpdate proto, and Checkpoints:< / span > < / div >
< div class = "line" > < a id = "l00098" name = "l00098" > < / a > < span class = "lineno" > 98< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00099" name = "l00099" > < / a > < span class = "lineno" > 99< / span > < span class = "comment" > // To update an existing model as specified by a Model proto, solvers consume a< / span > < / div >
< div class = "line" > < a id = "l00100" name = "l00100" > < / a > < span class = "lineno" > 100< / span > < span class = "comment" > // ModelUpdate proto, which describes the changes to a model (e.g. new variables< / span > < / div >
< div class = "line" > < a id = "l00101" name = "l00101" > < / a > < span class = "lineno" > 101< / span > < span class = "comment" > // or a change in a variable bound). IndexedModel::UpdateTracker tracks the< / span > < / div >
< div class = "line" > < a id = "l00102" name = "l00102" > < / a > < span class = "lineno" > 102< / span > < span class = "comment" > // changes made and produces a ModelUpdate proto describing these changes with< / span > < / div >
< div class = "line" > < a id = "l00103" name = "l00103" > < / a > < span class = "lineno" > 103< / span > < span class = "comment" > // the method UpdateTracker::ExportModelUpdate(). The changes returned will be< / span > < / div >
< div class = "line" > < a id = "l00104" name = "l00104" > < / a > < span class = "lineno" > 104< / span > < span class = "comment" > // the modifications since the previous call to< / span > < / div >
< div class = "line" > < a id = "l00105" name = "l00105" > < / a > < span class = "lineno" > 105< / span > < span class = "comment" > // UpdateTracker::Checkpoint(). Note that, for newly initialized models, before< / span > < / div >
< div class = "line" > < a id = "l00106" name = "l00106" > < / a > < span class = "lineno" > 106< / span > < span class = "comment" > // the first checkpoint, there is no additional memory overhead from tracking< / span > < / div >
< div class = "line" > < a id = "l00107" name = "l00107" > < / a > < span class = "lineno" > 107< / span > < span class = "comment" > // changes. See< / span > < / div >
< div class = "line" > < a id = "l00108" name = "l00108" > < / a > < span class = "lineno" > 108< / span > < span class = "comment" > // g3doc/ortools/math_opt/g3doc/model_building_complexity.md< / span > < / div >
< div class = "line" > < a id = "l00109" name = "l00109" > < / a > < span class = "lineno" > 109< / span > < span class = "comment" > // for details.< / span > < / div >
< div class = "line" > < a id = "l00110" name = "l00110" > < / a > < span class = "lineno" > 110< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00111" name = "l00111" > < / a > < span class = "lineno" > 111< / span > < span class = "comment" > // On bad input:< / span > < / div >
< div class = "line" > < a id = "l00112" name = "l00112" > < / a > < span class = "lineno" > 112< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00113" name = "l00113" > < / a > < span class = "lineno" > 113< / span > < span class = "comment" > // Using a bad variable id or constraint id (an id not in the current model,< / span > < / div >
< div class = "line" > < a id = "l00114" name = "l00114" > < / a > < span class = "lineno" > 114< / span > < span class = "comment" > // which includes ids that have been deleted) on any method will result in an< / span > < / div >
< div class = "line" > < a id = "l00115" name = "l00115" > < / a > < span class = "lineno" > 115< / span > < span class = "comment" > // immediate failure (either a CHECK failure or an exception, which is an< / span > < / div >
< div class = "line" > < a id = "l00116" name = "l00116" > < / a > < span class = "lineno" > 116< / span > < span class = "comment" > // implementation detail you should not rely on). We make no attempt to say if a< / span > < / div >
< div class = "line" > < a id = "l00117" name = "l00117" > < / a > < span class = "lineno" > 117< / span > < span class = "comment" > // model is invalid (e.g. a variable lower bound is infinite, exceeds an upper< / span > < / div >
< div class = "line" > < a id = "l00118" name = "l00118" > < / a > < span class = "lineno" > 118< / span > < span class = "comment" > // bound, or is NaN). The exported models are validated instead, see< / span > < / div >
< div class = "line" > < a id = "l00119" name = "l00119" > < / a > < span class = "lineno" > 119< / span > < span class = "comment" > // model_validator.h.< / span > < / div >
< div class = "line" > < a id = "l00120" name = "l00120" > < / a > < span class = "lineno" > 120< / span > < / div >
< div class = "line" > < a id = "l00121" name = "l00121" > < / a > < span class = "lineno" > 121< / span > < span class = "preprocessor" > #ifndef OR_TOOLS_MATH_OPT_CORE_INDEXED_MODEL_H_< / span > < / div >
< div class = "line" > < a id = "l00122" name = "l00122" > < / a > < span class = "lineno" > 122< / span > < span class = "preprocessor" > #define OR_TOOLS_MATH_OPT_CORE_INDEXED_MODEL_H_< / span > < / div >
< div class = "line" > < a id = "l00123" name = "l00123" > < / a > < span class = "lineno" > 123< / span > < / div >
< div class = "line" > < a id = "l00124" name = "l00124" > < / a > < span class = "lineno" > 124< / span > < span class = "preprocessor" > #include < cstdint> < / span > < / div >
< div class = "line" > < a id = "l00125" name = "l00125" > < / a > < span class = "lineno" > 125< / span > < span class = "preprocessor" > #include < limits> < / span > < / div >
< div class = "line" > < a id = "l00126" name = "l00126" > < / a > < span class = "lineno" > 126< / span > < span class = "preprocessor" > #include < memory> < / span > < / div >
< div class = "line" > < a id = "l00127" name = "l00127" > < / a > < span class = "lineno" > 127< / span > < span class = "preprocessor" > #include < optional> < / span > < / div >
< div class = "line" > < a id = "l00128" name = "l00128" > < / a > < span class = "lineno" > 128< / span > < span class = "preprocessor" > #include < string> < / span > < / div >
< div class = "line" > < a id = "l00129" name = "l00129" > < / a > < span class = "lineno" > 129< / span > < span class = "preprocessor" > #include < utility> < / span > < / div >
< div class = "line" > < a id = "l00130" name = "l00130" > < / a > < span class = "lineno" > 130< / span > < span class = "preprocessor" > #include < vector> < / span > < / div >
< div class = "line" > < a id = "l00131" name = "l00131" > < / a > < span class = "lineno" > 131< / span > < / div >
< div class = "line" > < a id = "l00132" name = "l00132" > < / a > < span class = "lineno" > 132< / span > < span class = "preprocessor" > #include " < a class = "code" href = "integral__types_8h.html" > ortools/base/integral_types.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00133" name = "l00133" > < / a > < span class = "lineno" > 133< / span > < span class = "preprocessor" > #include " absl/base/thread_annotations.h" < / span > < / div >
< div class = "line" > < a id = "l00134" name = "l00134" > < / a > < span class = "lineno" > 134< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_map.h" < / span > < / div >
< div class = "line" > < a id = "l00135" name = "l00135" > < / a > < span class = "lineno" > 135< / span > < span class = "preprocessor" > #include " absl/container/flat_hash_set.h" < / span > < / div >
< div class = "line" > < a id = "l00136" name = "l00136" > < / a > < span class = "lineno" > 136< / span > < span class = "preprocessor" > #include " absl/meta/type_traits.h" < / span > < / div >
< div class = "line" > < a id = "l00137" name = "l00137" > < / a > < span class = "lineno" > 137< / span > < span class = "preprocessor" > #include " absl/strings/string_view.h" < / span > < / div >
< div class = "line" > < a id = "l00138" name = "l00138" > < / a > < span class = "lineno" > 138< / span > < span class = "preprocessor" > #include " absl/synchronization/mutex.h" < / span > < / div >
< div class = "line" > < a id = "l00139" name = "l00139" > < / a > < span class = "lineno" > 139< / span > < span class = "preprocessor" > #include " absl/types/span.h" < / span > < / div >
< div class = "line" > < a id = "l00140" name = "l00140" > < / a > < span class = "lineno" > 140< / span > < span class = "preprocessor" > #include " < a class = "code" href = "map__util_8h.html" > ortools/base/map_util.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00141" name = "l00141" > < / a > < span class = "lineno" > 141< / span > < span class = "preprocessor" > #include " < a class = "code" href = "int__type_8h.html" > ortools/base/int_type.h< / a > " < / span > < / div >
< div class = "line" > < a id = "l00142" name = "l00142" > < / a > < span class = "lineno" > 142< / span > < span class = "preprocessor" > #include " ortools/math_opt/model.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00143" name = "l00143" > < / a > < span class = "lineno" > 143< / span > < span class = "preprocessor" > #include " ortools/math_opt/model_update.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00144" name = "l00144" > < / a > < span class = "lineno" > 144< / span > < span class = "preprocessor" > #include " ortools/math_opt/result.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00145" name = "l00145" > < / a > < span class = "lineno" > 145< / span > < span class = "preprocessor" > #include " ortools/math_opt/solution.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00146" name = "l00146" > < / a > < span class = "lineno" > 146< / span > < span class = "preprocessor" > #include " ortools/math_opt/sparse_containers.pb.h" < / span > < / div >
< div class = "line" > < a id = "l00147" name = "l00147" > < / a > < span class = "lineno" > 147< / span > < / div >
< div class = "line" > < a id = "l00148" name = "l00148" > < / a > < span class = "lineno" > 148< / span > < span class = "keyword" > namespace < / span > < a class = "code hl_namespace" href = "namespaceoperations__research.html" > operations_research< / a > {< / div >
< div class = "line" > < a id = "l00149" name = "l00149" > < / a > < span class = "lineno" > 149< / span > < span class = "keyword" > namespace < / span > math_opt {< / div >
< div class = "line" > < a id = "l00150" name = "l00150" > < / a > < span class = "lineno" > 150< / span > < / div >
< div class = "line" > < a id = "l00151" name = "l00151" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1math__opt.html#ab92f01090b9295f8a7931324689127dc" > 151< / a > < / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#ab92f01090b9295f8a7931324689127dc" > DEFINE_INT_TYPE< / a > (VariableId, int64_t);< / div >
< div class = "line" > < a id = "l00152" name = "l00152" > < / a > < span class = "lineno" > < a class = "line" href = "namespaceoperations__research_1_1math__opt.html#ad43438e119a666fa55e066c9fd982e1b" > 152< / a > < / span > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#ab92f01090b9295f8a7931324689127dc" > DEFINE_INT_TYPE< / a > (LinearConstraintId, int64_t);< / div >
< div class = "line" > < a id = "l00153" name = "l00153" > < / a > < span class = "lineno" > 153< / span > < / div >
< div class = "line" > < a id = "l00154" name = "l00154" > < / a > < span class = "lineno" > 154< / span > < span class = "comment" > // A mathematical optimization model.< / span > < / div >
< div class = "line" > < a id = "l00155" name = "l00155" > < / a > < span class = "lineno" > 155< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00156" name = "l00156" > < / a > < span class = "lineno" > 156< / span > < span class = "comment" > // Supports the efficient creation and modification of an optimization model,< / span > < / div >
< div class = "line" > < a id = "l00157" name = "l00157" > < / a > < span class = "lineno" > 157< / span > < span class = "comment" > // and the export of Model and ModelUpdate protos.< / span > < / div >
< div class = "line" > < a id = "l00158" name = "l00158" > < / a > < span class = "lineno" > 158< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00159" name = "l00159" > < / a > < span class = "lineno" > 159< / span > < span class = "comment" > // All methods run in amortized O(1) (as amortized over calls to that exact< / span > < / div >
< div class = "line" > < a id = "l00160" name = "l00160" > < / a > < span class = "lineno" > 160< / span > < span class = "comment" > // function) unless otherwise specified.< / span > < / div >
< div class = "line" > < a id = "l00161" name = "l00161" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > 161< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > {< / div >
< div class = "line" > < a id = "l00162" name = "l00162" > < / a > < span class = "lineno" > 162< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00163" name = "l00163" > < / a > < span class = "lineno" > 163< / span > < span class = "comment" > // Tracks the changes of the model.< / span > < / div >
< div class = "line" > < a id = "l00164" name = "l00164" > < / a > < span class = "lineno" > 164< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00165" name = "l00165" > < / a > < span class = "lineno" > 165< / span > < span class = "comment" > // For each update tracker we define a checkpoint that is the starting point< / span > < / div >
< div class = "line" > < a id = "l00166" name = "l00166" > < / a > < span class = "lineno" > 166< / span > < span class = "comment" > // used to compute the ModelUpdateProto.< / span > < / div >
< div class = "line" > < a id = "l00167" name = "l00167" > < / a > < span class = "lineno" > 167< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00168" name = "l00168" > < / a > < span class = "lineno" > 168< / span > < span class = "comment" > // Lifecycle: the IndexedModel must outlive all the UpdateTracker instances< / span > < / div >
< div class = "line" > < a id = "l00169" name = "l00169" > < / a > < span class = "lineno" > 169< / span > < span class = "comment" > // since they keep a reference to it. They use this reference in their< / span > < / div >
< div class = "line" > < a id = "l00170" name = "l00170" > < / a > < span class = "lineno" > 170< / span > < span class = "comment" > // destructor so it is not safe to destroy an UpdateTracker after the< / span > < / div >
< div class = "line" > < a id = "l00171" name = "l00171" > < / a > < span class = "lineno" > 171< / span > < span class = "comment" > // destruction of the IndexedModel.< / span > < / div >
< div class = "line" > < a id = "l00172" name = "l00172" > < / a > < span class = "lineno" > 172< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00173" name = "l00173" > < / a > < span class = "lineno" > 173< / span > < span class = "comment" > // Thread-safety: UpdateTracker methods must not be used while modifying the< / span > < / div >
< div class = "line" > < a id = "l00174" name = "l00174" > < / a > < span class = "lineno" > 174< / span > < span class = "comment" > // IndexedModel. The user is expected to use proper synchronization primitives< / span > < / div >
< div class = "line" > < a id = "l00175" name = "l00175" > < / a > < span class = "lineno" > 175< / span > < span class = "comment" > // to serialize changes to the model and the use of the update trackers. The< / span > < / div >
< div class = "line" > < a id = "l00176" name = "l00176" > < / a > < span class = "lineno" > 176< / span > < span class = "comment" > // methods of different instances of UpdateTracker are safe to be called< / span > < / div >
< div class = "line" > < a id = "l00177" name = "l00177" > < / a > < span class = "lineno" > 177< / span > < span class = "comment" > // concurrently (i.e. multiple trackers can be called concurrently on< / span > < / div >
< div class = "line" > < a id = "l00178" name = "l00178" > < / a > < span class = "lineno" > 178< / span > < span class = "comment" > // ExportModelUpdate() or Checkpoint()).< / span > < / div >
< div class = "line" > < a id = "l00179" name = "l00179" > < / a > < span class = "lineno" > 179< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00180" name = "l00180" > < / a > < span class = "lineno" > 180< / span > < span class = "comment" > // Example:< / span > < / div >
< div class = "line" > < a id = "l00181" name = "l00181" > < / a > < span class = "lineno" > 181< / span > < span class = "comment" > // IndexedModel model;< / span > < / div >
< div class = "line" > < a id = "l00182" name = "l00182" > < / a > < span class = "lineno" > 182< / span > < span class = "comment" > // ...< / span > < / div >
< div class = "line" > < a id = "l00183" name = "l00183" > < / a > < span class = "lineno" > 183< / span > < span class = "comment" > // ASSIGN_OR_RETURN(const auto solver,< / span > < / div >
< div class = "line" > < a id = "l00184" name = "l00184" > < / a > < span class = "lineno" > 184< / span > < span class = "comment" > // Solver::New(solver_type, model.ExportModel(),< / span > < / div >
< div class = "line" > < a id = "l00185" name = "l00185" > < / a > < span class = "lineno" > 185< / span > < span class = "comment" > // /*initializer=*/{}));< / span > < / div >
< div class = "line" > < a id = "l00186" name = "l00186" > < / a > < span class = "lineno" > 186< / span > < span class = "comment" > // const std::unique_ptr< IndexedModel::UpdateTracker> update_tracker =< / span > < / div >
< div class = "line" > < a id = "l00187" name = "l00187" > < / a > < span class = "lineno" > 187< / span > < span class = "comment" > // model.NewUpdatesTracker();< / span > < / div >
< div class = "line" > < a id = "l00188" name = "l00188" > < / a > < span class = "lineno" > 188< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00189" name = "l00189" > < / a > < span class = "lineno" > 189< / span > < span class = "comment" > // ASSIGN_OR_RETURN(const auto result_1,< / span > < / div >
< div class = "line" > < a id = "l00190" name = "l00190" > < / a > < span class = "lineno" > 190< / span > < span class = "comment" > // solver-> Solve(/*parameters=*/{});< / span > < / div >
< div class = "line" > < a id = "l00191" name = "l00191" > < / a > < span class = "lineno" > 191< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00192" name = "l00192" > < / a > < span class = "lineno" > 192< / span > < span class = "comment" > // model.AddVariable(0.0, 1.0, true, " y" );< / span > < / div >
< div class = "line" > < a id = "l00193" name = "l00193" > < / a > < span class = "lineno" > 193< / span > < span class = "comment" > // model.set_maximize(true);< / span > < / div >
< div class = "line" > < a id = "l00194" name = "l00194" > < / a > < span class = "lineno" > 194< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00195" name = "l00195" > < / a > < span class = "lineno" > 195< / span > < span class = "comment" > // const absl::optional< ModelUpdateProto> update_proto =< / span > < / div >
< div class = "line" > < a id = "l00196" name = "l00196" > < / a > < span class = "lineno" > 196< / span > < span class = "comment" > // update_tracker.ExportModelUpdate();< / span > < / div >
< div class = "line" > < a id = "l00197" name = "l00197" > < / a > < span class = "lineno" > 197< / span > < span class = "comment" > // update_tracker.Checkpoint();< / span > < / div >
< div class = "line" > < a id = "l00198" name = "l00198" > < / a > < span class = "lineno" > 198< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00199" name = "l00199" > < / a > < span class = "lineno" > 199< / span > < span class = "comment" > // if (update_proto) {< / span > < / div >
< div class = "line" > < a id = "l00200" name = "l00200" > < / a > < span class = "lineno" > 200< / span > < span class = "comment" > // ASSIGN_OR_RETURN(const bool updated, solver-> Update(*update_proto));< / span > < / div >
< div class = "line" > < a id = "l00201" name = "l00201" > < / a > < span class = "lineno" > 201< / span > < span class = "comment" > // if (!updated) {< / span > < / div >
< div class = "line" > < a id = "l00202" name = "l00202" > < / a > < span class = "lineno" > 202< / span > < span class = "comment" > // // The update is not supported by the solver, we create a new one.< / span > < / div >
< div class = "line" > < a id = "l00203" name = "l00203" > < / a > < span class = "lineno" > 203< / span > < span class = "comment" > // ASSIGN_OR_RETURN(const auto new_model_proto, model.ExportModel());< / span > < / div >
< div class = "line" > < a id = "l00204" name = "l00204" > < / a > < span class = "lineno" > 204< / span > < span class = "comment" > // ASSIGN_OR_RETURN(solver,< / span > < / div >
< div class = "line" > < a id = "l00205" name = "l00205" > < / a > < span class = "lineno" > 205< / span > < span class = "comment" > // Solver::New(solver_type, new_model_proto,< / span > < / div >
< div class = "line" > < a id = "l00206" name = "l00206" > < / a > < span class = "lineno" > 206< / span > < span class = "comment" > // /*initializer=*/{}));< / span > < / div >
< div class = "line" > < a id = "l00207" name = "l00207" > < / a > < span class = "lineno" > 207< / span > < span class = "comment" > // }< / span > < / div >
< div class = "line" > < a id = "l00208" name = "l00208" > < / a > < span class = "lineno" > 208< / span > < span class = "comment" > // }< / span > < / div >
< div class = "line" > < a id = "l00209" name = "l00209" > < / a > < span class = "lineno" > 209< / span > < span class = "comment" > // ASSIGN_OR_RETURN(const auto result_2,< / span > < / div >
< div class = "line" > < a id = "l00210" name = "l00210" > < / a > < span class = "lineno" > 210< / span > < span class = "comment" > // solver-> Solve(/*parameters=*/{});< / span > < / div >
< div class = "line" > < a id = "l00211" name = "l00211" > < / a > < span class = "lineno" > 211< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00212" name = "l00212" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html" > 212< / a > < / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html" > UpdateTracker< / a > {< / div >
< div class = "line" > < a id = "l00213" name = "l00213" > < / a > < span class = "lineno" > 213< / span > < span class = "keyword" > public< / span > :< / div >
< div class = "line" > < a id = "l00214" name = "l00214" > < / a > < span class = "lineno" > 214< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html#a4757d290de11ba9c741dbb2731ec9ed8" > ~UpdateTracker< / a > () ABSL_LOCKS_EXCLUDED(indexed_model_.update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00215" name = "l00215" > < / a > < span class = "lineno" > 215< / span > < / div >
< div class = "line" > < a id = "l00216" name = "l00216" > < / a > < span class = "lineno" > 216< / span > < span class = "comment" > // Returns a proto representation of the changes to the model since the most< / span > < / div >
< div class = "line" > < a id = "l00217" name = "l00217" > < / a > < span class = "lineno" > 217< / span > < span class = "comment" > // recent checkpoint (i.e. last time Checkpoint() was called); nullopt if< / span > < / div >
< div class = "line" > < a id = "l00218" name = "l00218" > < / a > < span class = "lineno" > 218< / span > < span class = "comment" > // the update would have been empty.< / span > < / div >
< div class = "line" > < a id = "l00219" name = "l00219" > < / a > < span class = "lineno" > 219< / span > absl::optional< ModelUpdateProto> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html#ac4bca7e095c64253ee7df05641f6f250" > ExportModelUpdate< / a > ()< / div >
< div class = "line" > < a id = "l00220" name = "l00220" > < / a > < span class = "lineno" > 220< / span > ABSL_LOCKS_EXCLUDED(indexed_model_.update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00221" name = "l00221" > < / a > < span class = "lineno" > 221< / span > < / div >
< div class = "line" > < a id = "l00222" name = "l00222" > < / a > < span class = "lineno" > 222< / span > < span class = "comment" > // Uses the current model state as the starting point to calculate the< / span > < / div >
< div class = "line" > < a id = "l00223" name = "l00223" > < / a > < span class = "lineno" > 223< / span > < span class = "comment" > // ModelUpdateProto next time ExportModelUpdate() is called.< / span > < / div >
< div class = "line" > < a id = "l00224" name = "l00224" > < / a > < span class = "lineno" > 224< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html#a7ab6e456ef150951bb67e3cf1ebe3056" > Checkpoint< / a > () ABSL_LOCKS_EXCLUDED(indexed_model_.update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00225" name = "l00225" > < / a > < span class = "lineno" > 225< / span > < / div >
< div class = "line" > < a id = "l00226" name = "l00226" > < / a > < span class = "lineno" > 226< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00227" name = "l00227" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html#a77c64d671d8bb0b29fb676a1702e79e7" > 227< / a > < / span > < span class = "keyword" > friend< / span > < span class = "keyword" > class < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > ;< / div >
< div class = "line" > < a id = "l00228" name = "l00228" > < / a > < span class = "lineno" > 228< / span > < / div >
< div class = "line" > < a id = "l00229" name = "l00229" > < / a > < span class = "lineno" > 229< / span > < span class = "comment" > // Registers in update_trackers_ and calls Checkpoint() to synchronize the< / span > < / div >
< div class = "line" > < a id = "l00230" name = "l00230" > < / a > < span class = "lineno" > 230< / span > < span class = "comment" > // checkpoint to the current state of the model.< / span > < / div >
< div class = "line" > < a id = "l00231" name = "l00231" > < / a > < span class = "lineno" > 231< / span > < span class = "keyword" > explicit< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html" > UpdateTracker< / a > (< a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > & indexed_model)< / div >
< div class = "line" > < a id = "l00232" name = "l00232" > < / a > < span class = "lineno" > 232< / span > ABSL_LOCKS_EXCLUDED(indexed_model.update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00233" name = "l00233" > < / a > < span class = "lineno" > 233< / span > < / div >
< div class = "line" > < a id = "l00234" name = "l00234" > < / a > < span class = "lineno" > 234< / span > < span class = "comment" > // Same as Checkpoint() but the caller must have acquired the< / span > < / div >
< div class = "line" > < a id = "l00235" name = "l00235" > < / a > < span class = "lineno" > 235< / span > < span class = "comment" > // update_trackers_lock_ mutex.< / span > < / div >
< div class = "line" > < a id = "l00236" name = "l00236" > < / a > < span class = "lineno" > 236< / span > < span class = "keywordtype" > void< / span > CheckpointLocked()< / div >
< div class = "line" > < a id = "l00237" name = "l00237" > < / a > < span class = "lineno" > 237< / span > ABSL_EXCLUSIVE_LOCKS_REQUIRED(indexed_model_.update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00238" name = "l00238" > < / a > < span class = "lineno" > 238< / span > < / div >
< div class = "line" > < a id = "l00239" name = "l00239" > < / a > < span class = "lineno" > 239< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > & indexed_model_;< / div >
< div class = "line" > < a id = "l00240" name = "l00240" > < / a > < span class = "lineno" > 240< / span > < / div >
< div class = "line" > < a id = "l00241" name = "l00241" > < / a > < span class = "lineno" > 241< / span > < span class = "comment" > // All incremental updates that occurred since last checkpoint. It is< / span > < / div >
< div class = "line" > < a id = "l00242" name = "l00242" > < / a > < span class = "lineno" > 242< / span > < span class = "comment" > // filled-in each time Checkpoint() is called on any update tracker. When an< / span > < / div >
< div class = "line" > < a id = "l00243" name = "l00243" > < / a > < span class = "lineno" > 243< / span > < span class = "comment" > // ExportModelUpdate() is requested on a tracker, all these are merged along< / span > < / div >
< div class = "line" > < a id = "l00244" name = "l00244" > < / a > < span class = "lineno" > 244< / span > < span class = "comment" > // with the remaining updates.< / span > < / div >
< div class = "line" > < a id = "l00245" name = "l00245" > < / a > < span class = "lineno" > 245< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::vector< < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::shared_ptr< const ModelUpdateProto> > updates_< / div >
< div class = "line" > < a id = "l00246" name = "l00246" > < / a > < span class = "lineno" > 246< / span > ABSL_GUARDED_BY(indexed_model_.update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00247" name = "l00247" > < / a > < span class = "lineno" > 247< / span > };< / div >
< div class = "line" > < a id = "l00248" name = "l00248" > < / a > < span class = "lineno" > 248< / span > < / div >
< div class = "line" > < a id = "l00249" name = "l00249" > < / a > < span class = "lineno" > 249< / span > < span class = "comment" > // Creates an empty minimization problem.< / span > < / div >
< div class = "line" > < a id = "l00250" name = "l00250" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a0993ff36ee46166cef5f48b0f4873b35" > 250< / a > < / span > explicit < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > (< a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = " " ) : name_(< a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > ) {}< / div >
< div class = "line" > < a id = "l00251" name = "l00251" > < / a > < span class = "lineno" > 251< / span > < / div >
< div class = "line" > < a id = "l00252" name = "l00252" > < / a > < span class = "lineno" > 252< / span > < span class = "comment" > // TODO(b/185892243): add `std::unique_ptr< IndexedModel> Clone()` method.< / span > < / div >
< div class = "line" > < a id = "l00253" name = "l00253" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa3a41123da2260d71c625c84b59169fe" > 253< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa3a41123da2260d71c625c84b59169fe" > IndexedModel< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > & ) = < span class = "keyword" > delete< / span > ;< / div >
< div class = "line" > < a id = "l00254" name = "l00254" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#adad4a245ca12220f3e1d2b1d53246f8f" > 254< / a > < / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > & < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#adad4a245ca12220f3e1d2b1d53246f8f" > operator=< / a > (< span class = "keyword" > const< / span > < a class = "code hl_class" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > IndexedModel< / a > & ) = < span class = "keyword" > delete< / span > ;< / div >
< div class = "line" > < a id = "l00255" name = "l00255" > < / a > < span class = "lineno" > 255< / span > < / div >
< div class = "line" > < a id = "l00256" name = "l00256" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > 256< / a > < / span > < span class = "keyword" > inline< / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > name_; }< / div >
< div class = "line" > < a id = "l00257" name = "l00257" > < / a > < span class = "lineno" > 257< / span > < / div >
< div class = "line" > < a id = "l00259" name = "l00259" > < / a > < span class = "lineno" > 259< / span > < span class = "comment" > // Variables< / span > < / div >
< div class = "line" > < a id = "l00261" name = "l00261" > < / a > < span class = "lineno" > 261< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00262" name = "l00262" > < / a > < span class = "lineno" > 262< / span > < span class = "comment" > // Adds a continuous unbounded variable to the model and returns its id.< / span > < / div >
< div class = "line" > < a id = "l00263" name = "l00263" > < / a > < span class = "lineno" > 263< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00264" name = "l00264" > < / a > < span class = "lineno" > 264< / span > < span class = "comment" > // See AddVariable(double, double, bool, absl::string_view) for details.< / span > < / div >
< div class = "line" > < a id = "l00265" name = "l00265" > < / a > < span class = "lineno" > 265< / span > < span class = "keyword" > inline< / span > VariableId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a7f61878db357c5e54364c258b84bd60f" > AddVariable< / a > (absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00266" name = "l00266" > < / a > < span class = "lineno" > 266< / span > < / div >
< div class = "line" > < a id = "l00267" name = "l00267" > < / a > < span class = "lineno" > 267< / span > < span class = "comment" > // Adds a variable to the model and returns its id.< / span > < / div >
< div class = "line" > < a id = "l00268" name = "l00268" > < / a > < span class = "lineno" > 268< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00269" name = "l00269" > < / a > < span class = "lineno" > 269< / span > < span class = "comment" > // The returned ids begin at zero and increase by one with each call to< / span > < / div >
< div class = "line" > < a id = "l00270" name = "l00270" > < / a > < span class = "lineno" > 270< / span > < span class = "comment" > // AddVariable. Deleted ids are NOT reused. If no variables are deleted,< / span > < / div >
< div class = "line" > < a id = "l00271" name = "l00271" > < / a > < span class = "lineno" > 271< / span > < span class = "comment" > // the ids in the model will be consecutive.< / span > < / div >
< div class = "line" > < a id = "l00272" name = "l00272" > < / a > < span class = "lineno" > 272< / span > VariableId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a7f61878db357c5e54364c258b84bd60f" > AddVariable< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00273" name = "l00273" > < / a > < span class = "lineno" > 273< / span > < span class = "keywordtype" > bool< / span > is_integer, absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00274" name = "l00274" > < / a > < span class = "lineno" > 274< / span > < / div >
< div class = "line" > < a id = "l00275" name = "l00275" > < / a > < span class = "lineno" > 275< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ace96d5ed500bd169dbacbe5cbfb0e5fa" > variable_lower_bound< / a > (VariableId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00276" name = "l00276" > < / a > < span class = "lineno" > 276< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af9f0a1df84497a30f45bbe6ab8bec513" > variable_upper_bound< / a > (VariableId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00277" name = "l00277" > < / a > < span class = "lineno" > 277< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ae29f4ebc12f1b4a3b412896721258884" > is_variable_integer< / a > (VariableId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00278" name = "l00278" > < / a > < span class = "lineno" > 278< / span > < span class = "keyword" > inline< / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a951be66a353471d5bf33d85fdab39ad4" > variable_name< / a > (VariableId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00279" name = "l00279" > < / a > < span class = "lineno" > 279< / span > < / div >
< div class = "line" > < a id = "l00280" name = "l00280" > < / a > < span class = "lineno" > 280< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afcf6f4df35f57bfbd8de6a4974038bd7" > set_variable_lower_bound< / a > (VariableId < span class = "keywordtype" > id< / span > , < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > );< / div >
< div class = "line" > < a id = "l00281" name = "l00281" > < / a > < span class = "lineno" > 281< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8b7e8f68d99ed66ed60614875c4b2880" > set_variable_upper_bound< / a > (VariableId < span class = "keywordtype" > id< / span > , < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > );< / div >
< div class = "line" > < a id = "l00282" name = "l00282" > < / a > < span class = "lineno" > 282< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8d14c94eacaa39871160000543832ecb" > set_variable_is_integer< / a > (VariableId < span class = "keywordtype" > id< / span > , < span class = "keywordtype" > bool< / span > is_integer);< / div >
< div class = "line" > < a id = "l00283" name = "l00283" > < / a > < span class = "lineno" > 283< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#abd0176483a997273d9fd7b74e890605c" > set_variable_as_integer< / a > (VariableId < span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00284" name = "l00284" > < / a > < span class = "lineno" > 284< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2a9fcbe11984bc3ed7b823442e510daf" > set_variable_as_continuous< / a > (VariableId < span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00285" name = "l00285" > < / a > < span class = "lineno" > 285< / span > < / div >
< div class = "line" > < a id = "l00286" name = "l00286" > < / a > < span class = "lineno" > 286< / span > < span class = "comment" > // Removes a variable from the model.< / span > < / div >
< div class = "line" > < a id = "l00287" name = "l00287" > < / a > < span class = "lineno" > 287< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00288" name = "l00288" > < / a > < span class = "lineno" > 288< / span > < span class = "comment" > // It is an error to use a deleted variable id as input to any subsequent< / span > < / div >
< div class = "line" > < a id = "l00289" name = "l00289" > < / a > < span class = "lineno" > 289< / span > < span class = "comment" > // function calls on the model. Runs in O(#constraints containing the< / span > < / div >
< div class = "line" > < a id = "l00290" name = "l00290" > < / a > < span class = "lineno" > 290< / span > < span class = "comment" > // variable).< / span > < / div >
< div class = "line" > < a id = "l00291" name = "l00291" > < / a > < span class = "lineno" > 291< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a21466ff77e82c4002423e4dda189b780" > DeleteVariable< / a > (VariableId < span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00292" name = "l00292" > < / a > < span class = "lineno" > 292< / span > < / div >
< div class = "line" > < a id = "l00293" name = "l00293" > < / a > < span class = "lineno" > 293< / span > < span class = "comment" > // The number of variables in the model.< / span > < / div >
< div class = "line" > < a id = "l00294" name = "l00294" > < / a > < span class = "lineno" > 294< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00295" name = "l00295" > < / a > < span class = "lineno" > 295< / span > < span class = "comment" > // Equal to the number of variables created minus the number of variables< / span > < / div >
< div class = "line" > < a id = "l00296" name = "l00296" > < / a > < span class = "lineno" > 296< / span > < span class = "comment" > // deleted.< / span > < / div >
< div class = "line" > < a id = "l00297" name = "l00297" > < / a > < span class = "lineno" > 297< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a663e6fd290b30b948686c43cea697140" > num_variables< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00298" name = "l00298" > < / a > < span class = "lineno" > 298< / span > < / div >
< div class = "line" > < a id = "l00299" name = "l00299" > < / a > < span class = "lineno" > 299< / span > < span class = "comment" > // The returned id of the next call to AddVariable.< / span > < / div >
< div class = "line" > < a id = "l00300" name = "l00300" > < / a > < span class = "lineno" > 300< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00301" name = "l00301" > < / a > < span class = "lineno" > 301< / span > < span class = "comment" > // Equal to the number of variables created.< / span > < / div >
< div class = "line" > < a id = "l00302" name = "l00302" > < / a > < span class = "lineno" > 302< / span > < span class = "keyword" > inline< / span > VariableId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab813923adfbb357bceab924ab4c5d742" > next_variable_id< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00303" name = "l00303" > < / a > < span class = "lineno" > 303< / span > < / div >
< div class = "line" > < a id = "l00304" name = "l00304" > < / a > < span class = "lineno" > 304< / span > < span class = "comment" > // Returns true if this id has been created and not yet deleted.< / span > < / div >
< div class = "line" > < a id = "l00305" name = "l00305" > < / a > < span class = "lineno" > 305< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ac6312f744075f29a4f5739fbd98c7a73" > has_variable< / a > (VariableId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00306" name = "l00306" > < / a > < span class = "lineno" > 306< / span > < / div >
< div class = "line" > < a id = "l00307" name = "l00307" > < / a > < span class = "lineno" > 307< / span > < span class = "comment" > // The VariableIds in use (not deleted), order not defined.< / span > < / div >
< div class = "line" > < a id = "l00308" name = "l00308" > < / a > < span class = "lineno" > 308< / span > std::vector< VariableId> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a5f3a8a03f482c425defc0907feb6ec03" > variables< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00309" name = "l00309" > < / a > < span class = "lineno" > 309< / span > < / div >
< div class = "line" > < a id = "l00310" name = "l00310" > < / a > < span class = "lineno" > 310< / span > < span class = "comment" > // Returns a sorted vector of all existing (not deleted) variables in the< / span > < / div >
< div class = "line" > < a id = "l00311" name = "l00311" > < / a > < span class = "lineno" > 311< / span > < span class = "comment" > // model.< / span > < / div >
< div class = "line" > < a id = "l00312" name = "l00312" > < / a > < span class = "lineno" > 312< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00313" name = "l00313" > < / a > < span class = "lineno" > 313< / span > < span class = "comment" > // Runs in O(n log(n)), where n is the number of variables returned.< / span > < / div >
< div class = "line" > < a id = "l00314" name = "l00314" > < / a > < span class = "lineno" > 314< / span > std::vector< VariableId> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a17bfc36741359bc1a6313ab7beb2a616" > SortedVariables< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00315" name = "l00315" > < / a > < span class = "lineno" > 315< / span > < / div >
< div class = "line" > < a id = "l00317" name = "l00317" > < / a > < span class = "lineno" > 317< / span > < span class = "comment" > // Linear Constraints< / span > < / div >
< div class = "line" > < a id = "l00319" name = "l00319" > < / a > < span class = "lineno" > 319< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00320" name = "l00320" > < / a > < span class = "lineno" > 320< / span > < span class = "comment" > // Adds a linear constraint to the model with a lower bound of -inf and an< / span > < / div >
< div class = "line" > < a id = "l00321" name = "l00321" > < / a > < span class = "lineno" > 321< / span > < span class = "comment" > // upper bound of +inf and returns its id.< / span > < / div >
< div class = "line" > < a id = "l00322" name = "l00322" > < / a > < span class = "lineno" > 322< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00323" name = "l00323" > < / a > < span class = "lineno" > 323< / span > < span class = "comment" > // See AddLinearConstraint(double, double, absl::string_view) for details.< / span > < / div >
< div class = "line" > < a id = "l00324" name = "l00324" > < / a > < span class = "lineno" > 324< / span > < span class = "keyword" > inline< / span > LinearConstraintId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aef798fd853e39de45ca855559f0df129" > AddLinearConstraint< / a > (absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00325" name = "l00325" > < / a > < span class = "lineno" > 325< / span > < / div >
< div class = "line" > < a id = "l00326" name = "l00326" > < / a > < span class = "lineno" > 326< / span > < span class = "comment" > // Adds a linear constraint to the model returns its id.< / span > < / div >
< div class = "line" > < a id = "l00327" name = "l00327" > < / a > < span class = "lineno" > 327< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00328" name = "l00328" > < / a > < span class = "lineno" > 328< / span > < span class = "comment" > // The returned ids begin at zero and increase by one with each call to< / span > < / div >
< div class = "line" > < a id = "l00329" name = "l00329" > < / a > < span class = "lineno" > 329< / span > < span class = "comment" > // AddLinearConstraint. Deleted ids are NOT reused. If no linear< / span > < / div >
< div class = "line" > < a id = "l00330" name = "l00330" > < / a > < span class = "lineno" > 330< / span > < span class = "comment" > // constraints are deleted, the ids in the model will be consecutive.< / span > < / div >
< div class = "line" > < a id = "l00331" name = "l00331" > < / a > < span class = "lineno" > 331< / span > LinearConstraintId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aef798fd853e39de45ca855559f0df129" > AddLinearConstraint< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00332" name = "l00332" > < / a > < span class = "lineno" > 332< / span > absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > );< / div >
< div class = "line" > < a id = "l00333" name = "l00333" > < / a > < span class = "lineno" > 333< / span > < / div >
< div class = "line" > < a id = "l00334" name = "l00334" > < / a > < span class = "lineno" > 334< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a678b766d3d2755e11ea611d010121c33" > linear_constraint_lower_bound< / a > (LinearConstraintId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00335" name = "l00335" > < / a > < span class = "lineno" > 335< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab992747a7ee98bacfe6f73613de541b2" > linear_constraint_upper_bound< / a > (LinearConstraintId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00336" name = "l00336" > < / a > < span class = "lineno" > 336< / span > < span class = "keyword" > inline< / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ae39ae31dc0210e088bef7f4a4160e934" > linear_constraint_name< / a > (LinearConstraintId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00337" name = "l00337" > < / a > < span class = "lineno" > 337< / span > < / div >
< div class = "line" > < a id = "l00338" name = "l00338" > < / a > < span class = "lineno" > 338< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab5a7ada8537138e3b7e87075386d9439" > set_linear_constraint_lower_bound< / a > (LinearConstraintId < span class = "keywordtype" > id< / span > ,< / div >
< div class = "line" > < a id = "l00339" name = "l00339" > < / a > < span class = "lineno" > 339< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > );< / div >
< div class = "line" > < a id = "l00340" name = "l00340" > < / a > < span class = "lineno" > 340< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa15cd4cfdde4ce3435ec28405bf1034f" > set_linear_constraint_upper_bound< / a > (LinearConstraintId < span class = "keywordtype" > id< / span > ,< / div >
< div class = "line" > < a id = "l00341" name = "l00341" > < / a > < span class = "lineno" > 341< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > );< / div >
< div class = "line" > < a id = "l00342" name = "l00342" > < / a > < span class = "lineno" > 342< / span > < / div >
< div class = "line" > < a id = "l00343" name = "l00343" > < / a > < span class = "lineno" > 343< / span > < span class = "comment" > // Removes a linear constraint from the model.< / span > < / div >
< div class = "line" > < a id = "l00344" name = "l00344" > < / a > < span class = "lineno" > 344< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00345" name = "l00345" > < / a > < span class = "lineno" > 345< / span > < span class = "comment" > // It is an error to use a deleted linear constraint id as input to any< / span > < / div >
< div class = "line" > < a id = "l00346" name = "l00346" > < / a > < span class = "lineno" > 346< / span > < span class = "comment" > // subsequent function calls on the model. Runs in O(#variables in the linear< / span > < / div >
< div class = "line" > < a id = "l00347" name = "l00347" > < / a > < span class = "lineno" > 347< / span > < span class = "comment" > // constraint).< / span > < / div >
< div class = "line" > < a id = "l00348" name = "l00348" > < / a > < span class = "lineno" > 348< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a40f5d96de187737d854c193cb24b77d2" > DeleteLinearConstraint< / a > (LinearConstraintId < span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00349" name = "l00349" > < / a > < span class = "lineno" > 349< / span > < / div >
< div class = "line" > < a id = "l00350" name = "l00350" > < / a > < span class = "lineno" > 350< / span > < span class = "comment" > // The number of linear constraints in the model.< / span > < / div >
< div class = "line" > < a id = "l00351" name = "l00351" > < / a > < span class = "lineno" > 351< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00352" name = "l00352" > < / a > < span class = "lineno" > 352< / span > < span class = "comment" > // Equal to the number of linear constraints created minus the number of< / span > < / div >
< div class = "line" > < a id = "l00353" name = "l00353" > < / a > < span class = "lineno" > 353< / span > < span class = "comment" > // linear constraints deleted.< / span > < / div >
< div class = "line" > < a id = "l00354" name = "l00354" > < / a > < span class = "lineno" > 354< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2e6856997ce83e9841705b40d7fc626c" > num_linear_constraints< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00355" name = "l00355" > < / a > < span class = "lineno" > 355< / span > < / div >
< div class = "line" > < a id = "l00356" name = "l00356" > < / a > < span class = "lineno" > 356< / span > < span class = "comment" > // The returned id of the next call to AddLinearConstraint.< / span > < / div >
< div class = "line" > < a id = "l00357" name = "l00357" > < / a > < span class = "lineno" > 357< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00358" name = "l00358" > < / a > < span class = "lineno" > 358< / span > < span class = "comment" > // Equal to the number of linear constraints created.< / span > < / div >
< div class = "line" > < a id = "l00359" name = "l00359" > < / a > < span class = "lineno" > 359< / span > < span class = "keyword" > inline< / span > LinearConstraintId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a0d2dc57cc15d21d70326b1705678ce4a" > next_linear_constraint_id< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00360" name = "l00360" > < / a > < span class = "lineno" > 360< / span > < / div >
< div class = "line" > < a id = "l00361" name = "l00361" > < / a > < span class = "lineno" > 361< / span > < span class = "comment" > // Returns true if this id has been created and not yet deleted.< / span > < / div >
< div class = "line" > < a id = "l00362" name = "l00362" > < / a > < span class = "lineno" > 362< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a908e89788fc911467d3f144d838e33b0" > has_linear_constraint< / a > (LinearConstraintId < span class = "keywordtype" > id< / span > ) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00363" name = "l00363" > < / a > < span class = "lineno" > 363< / span > < / div >
< div class = "line" > < a id = "l00364" name = "l00364" > < / a > < span class = "lineno" > 364< / span > < span class = "comment" > // The LinearConstraintsIds in use (not deleted), order not defined.< / span > < / div >
< div class = "line" > < a id = "l00365" name = "l00365" > < / a > < span class = "lineno" > 365< / span > std::vector< LinearConstraintId> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a13a035185d02f47ea72b737b293516b1" > linear_constraints< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00366" name = "l00366" > < / a > < span class = "lineno" > 366< / span > < / div >
< div class = "line" > < a id = "l00367" name = "l00367" > < / a > < span class = "lineno" > 367< / span > < span class = "comment" > // Returns a sorted vector of all existing (not deleted) linear constraints in< / span > < / div >
< div class = "line" > < a id = "l00368" name = "l00368" > < / a > < span class = "lineno" > 368< / span > < span class = "comment" > // the model.< / span > < / div >
< div class = "line" > < a id = "l00369" name = "l00369" > < / a > < span class = "lineno" > 369< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00370" name = "l00370" > < / a > < span class = "lineno" > 370< / span > < span class = "comment" > // Runs in O(n log(n)), where n is the number of linear constraints returned.< / span > < / div >
< div class = "line" > < a id = "l00371" name = "l00371" > < / a > < span class = "lineno" > 371< / span > std::vector< LinearConstraintId> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af6af3777993dc125c5d4a46b5eee7575" > SortedLinearConstraints< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00372" name = "l00372" > < / a > < span class = "lineno" > 372< / span > < / div >
< div class = "line" > < a id = "l00374" name = "l00374" > < / a > < span class = "lineno" > 374< / span > < span class = "comment" > // Linear constraint matrix< / span > < / div >
< div class = "line" > < a id = "l00376" name = "l00376" > < / a > < span class = "lineno" > 376< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00377" name = "l00377" > < / a > < span class = "lineno" > 377< / span > < span class = "comment" > // Returns 0.0 if the entry is not in matrix.< / span > < / div >
< div class = "line" > < a id = "l00378" name = "l00378" > < / a > < span class = "lineno" > 378< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a3ddc996c67fe0a2aad20b724fd800128" > linear_constraint_coefficient< / a > (LinearConstraintId constraint,< / div >
< div class = "line" > < a id = "l00379" name = "l00379" > < / a > < span class = "lineno" > 379< / span > VariableId variable) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00380" name = "l00380" > < / a > < span class = "lineno" > 380< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#adff992b38df40ed44a9815cceaf56ef8" > is_linear_constraint_coefficient_nonzero< / a > (< / div >
< div class = "line" > < a id = "l00381" name = "l00381" > < / a > < span class = "lineno" > 381< / span > LinearConstraintId constraint, VariableId variable) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00382" name = "l00382" > < / a > < span class = "lineno" > 382< / span > < / div >
< div class = "line" > < a id = "l00383" name = "l00383" > < / a > < span class = "lineno" > 383< / span > < span class = "comment" > // Setting a value to 0.0 will delete the {constraint, variable} pair from the< / span > < / div >
< div class = "line" > < a id = "l00384" name = "l00384" > < / a > < span class = "lineno" > 384< / span > < span class = "comment" > // underlying sparse matrix representation (and has no effect if the pair is< / span > < / div >
< div class = "line" > < a id = "l00385" name = "l00385" > < / a > < span class = "lineno" > 385< / span > < span class = "comment" > // not present).< / span > < / div >
< div class = "line" > < a id = "l00386" name = "l00386" > < / a > < span class = "lineno" > 386< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a773cd96209ac3afb1256dc1852f93ae7" > set_linear_constraint_coefficient< / a > (LinearConstraintId constraint,< / div >
< div class = "line" > < a id = "l00387" name = "l00387" > < / a > < span class = "lineno" > 387< / span > VariableId variable,< / div >
< div class = "line" > < a id = "l00388" name = "l00388" > < / a > < span class = "lineno" > 388< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l00389" name = "l00389" > < / a > < span class = "lineno" > 389< / span > < / div >
< div class = "line" > < a id = "l00390" name = "l00390" > < / a > < span class = "lineno" > 390< / span > < span class = "comment" > // The {linear constraint, variable} pairs with nonzero linear constraint< / span > < / div >
< div class = "line" > < a id = "l00391" name = "l00391" > < / a > < span class = "lineno" > 391< / span > < span class = "comment" > // matrix coefficients.< / span > < / div >
< div class = "line" > < a id = "l00392" name = "l00392" > < / a > < span class = "lineno" > 392< / span > < span class = "keyword" > inline< / span > < span class = "keyword" > const< / span > absl::flat_hash_map< std::pair< LinearConstraintId, VariableId> ,< / div >
< div class = "line" > < a id = "l00393" name = "l00393" > < / a > < span class = "lineno" > 393< / span > < span class = "keywordtype" > double< / span > > & < / div >
< div class = "line" > < a id = "l00394" name = "l00394" > < / a > < span class = "lineno" > 394< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a577ce80ebfcd851873edc1f222c091a6" > linear_constraint_matrix< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00395" name = "l00395" > < / a > < span class = "lineno" > 395< / span > < / div >
< div class = "line" > < a id = "l00396" name = "l00396" > < / a > < span class = "lineno" > 396< / span > < span class = "comment" > // Returns the variables with nonzero coefficients in a linear constraint.< / span > < / div >
< div class = "line" > < a id = "l00397" name = "l00397" > < / a > < span class = "lineno" > 397< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00398" name = "l00398" > < / a > < span class = "lineno" > 398< / span > < span class = "comment" > // Runs in O(1), but triggers allocations that are O(nnz) on first use through< / span > < / div >
< div class = "line" > < a id = "l00399" name = "l00399" > < / a > < span class = "lineno" > 399< / span > < span class = "comment" > // a lazy initialization.< / span > < / div >
< div class = "line" > < a id = "l00400" name = "l00400" > < / a > < span class = "lineno" > 400< / span > < span class = "keyword" > inline< / span > < span class = "keyword" > const< / span > absl::flat_hash_set< VariableId> & < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a9aebaa9ad5f54c82a0fc2a254a047c77" > variables_in_linear_constraint< / a > (< / div >
< div class = "line" > < a id = "l00401" name = "l00401" > < / a > < span class = "lineno" > 401< / span > LinearConstraintId constraint);< / div >
< div class = "line" > < a id = "l00402" name = "l00402" > < / a > < span class = "lineno" > 402< / span > < / div >
< div class = "line" > < a id = "l00403" name = "l00403" > < / a > < span class = "lineno" > 403< / span > < span class = "comment" > // Returns the linear constraints with nonzero coefficients on a variable.< / span > < / div >
< div class = "line" > < a id = "l00404" name = "l00404" > < / a > < span class = "lineno" > 404< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00405" name = "l00405" > < / a > < span class = "lineno" > 405< / span > < span class = "comment" > // Runs in O(1), but triggers allocations that are O(nnz) on first use through< / span > < / div >
< div class = "line" > < a id = "l00406" name = "l00406" > < / a > < span class = "lineno" > 406< / span > < span class = "comment" > // a lazy initialization.< / span > < / div >
< div class = "line" > < a id = "l00407" name = "l00407" > < / a > < span class = "lineno" > 407< / span > < span class = "keyword" > inline< / span > < span class = "keyword" > const< / span > absl::flat_hash_set< LinearConstraintId> & < / div >
< div class = "line" > < a id = "l00408" name = "l00408" > < / a > < span class = "lineno" > 408< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#add994b6faee2e4288a89a3dd0a449366" > linear_constraints_with_variable< / a > (VariableId variable);< / div >
< div class = "line" > < a id = "l00409" name = "l00409" > < / a > < span class = "lineno" > 409< / span > < / div >
< div class = "line" > < a id = "l00411" name = "l00411" > < / a > < span class = "lineno" > 411< / span > < span class = "comment" > // Objective< / span > < / div >
< div class = "line" > < a id = "l00413" name = "l00413" > < / a > < span class = "lineno" > 413< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00414" name = "l00414" > < / a > < span class = "lineno" > 414< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aab068699099bdffd5c834f440cdc7e51" > is_maximize< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00415" name = "l00415" > < / a > < span class = "lineno" > 415< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a6f3611559b9d19eb580c5768c963bd99" > objective_offset< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00416" name = "l00416" > < / a > < span class = "lineno" > 416< / span > < span class = "comment" > // Returns 0.0 if this variable has no linear objective coefficient.< / span > < / div >
< div class = "line" > < a id = "l00417" name = "l00417" > < / a > < span class = "lineno" > 417< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2c5977ec712e2c0a2b3eae8f35758eec" > linear_objective_coefficient< / a > (VariableId variable) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00418" name = "l00418" > < / a > < span class = "lineno" > 418< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af7dffb7e1f4e3d519182f1c934ae1df2" > is_linear_objective_coefficient_nonzero< / a > (< / div >
< div class = "line" > < a id = "l00419" name = "l00419" > < / a > < span class = "lineno" > 419< / span > VariableId variable) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00420" name = "l00420" > < / a > < span class = "lineno" > 420< / span > < / div >
< div class = "line" > < a id = "l00421" name = "l00421" > < / a > < span class = "lineno" > 421< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aafbe56ff1eada47dff1b4626d455498f" > set_is_maximize< / a > (< span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aab068699099bdffd5c834f440cdc7e51" > is_maximize< / a > );< / div >
< div class = "line" > < a id = "l00422" name = "l00422" > < / a > < span class = "lineno" > 422< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a73b03874d78f664a43ffc1ddff06f25a" > set_maximize< / a > ();< / div >
< div class = "line" > < a id = "l00423" name = "l00423" > < / a > < span class = "lineno" > 423< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a72d0f15f1d26ee64b25a14bbe359ea52" > set_minimize< / a > ();< / div >
< div class = "line" > < a id = "l00424" name = "l00424" > < / a > < span class = "lineno" > 424< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afe1e374f83d18136957c73fcaf399ba7" > set_objective_offset< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l00425" name = "l00425" > < / a > < span class = "lineno" > 425< / span > < / div >
< div class = "line" > < a id = "l00426" name = "l00426" > < / a > < span class = "lineno" > 426< / span > < span class = "comment" > // Setting a value to 0.0 will delete the variable from the underlying sparse< / span > < / div >
< div class = "line" > < a id = "l00427" name = "l00427" > < / a > < span class = "lineno" > 427< / span > < span class = "comment" > // representation (and has no effect if the variable is not present).< / span > < / div >
< div class = "line" > < a id = "l00428" name = "l00428" > < / a > < span class = "lineno" > 428< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a41e65f404be4194aa05001eeccb35e25" > set_linear_objective_coefficient< / a > (VariableId variable,< / div >
< div class = "line" > < a id = "l00429" name = "l00429" > < / a > < span class = "lineno" > 429< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l00430" name = "l00430" > < / a > < span class = "lineno" > 430< / span > < / div >
< div class = "line" > < a id = "l00431" name = "l00431" > < / a > < span class = "lineno" > 431< / span > < span class = "comment" > // Equivalent to calling set_linear_objective_coefficient(v, 0.0) for every< / span > < / div >
< div class = "line" > < a id = "l00432" name = "l00432" > < / a > < span class = "lineno" > 432< / span > < span class = "comment" > // variable with nonzero objective coefficient.< / span > < / div >
< div class = "line" > < a id = "l00433" name = "l00433" > < / a > < span class = "lineno" > 433< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00434" name = "l00434" > < / a > < span class = "lineno" > 434< / span > < span class = "comment" > // Runs in O(#variables with nonzero objective coefficient).< / span > < / div >
< div class = "line" > < a id = "l00435" name = "l00435" > < / a > < span class = "lineno" > 435< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ad97af219ab4d62c806c052848a69dab3" > clear_objective< / a > ();< / div >
< div class = "line" > < a id = "l00436" name = "l00436" > < / a > < span class = "lineno" > 436< / span > < / div >
< div class = "line" > < a id = "l00437" name = "l00437" > < / a > < span class = "lineno" > 437< / span > < span class = "comment" > // The variables with nonzero linear objective coefficients.< / span > < / div >
< div class = "line" > < a id = "l00438" name = "l00438" > < / a > < span class = "lineno" > 438< / span > < span class = "keyword" > inline< / span > < span class = "keyword" > const< / span > absl::flat_hash_map< VariableId, double> & < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af52714c03a37c64cbb23fd5e75633585" > linear_objective< / a > ()< / div >
< div class = "line" > < a id = "l00439" name = "l00439" > < / a > < span class = "lineno" > 439< / span > < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00440" name = "l00440" > < / a > < span class = "lineno" > 440< / span > < / div >
< div class = "line" > < a id = "l00441" name = "l00441" > < / a > < span class = "lineno" > 441< / span > < span class = "comment" > // Returns a sorted vector of all variables in the model with nonzero linear< / span > < / div >
< div class = "line" > < a id = "l00442" name = "l00442" > < / a > < span class = "lineno" > 442< / span > < span class = "comment" > // objective coefficients.< / span > < / div >
< div class = "line" > < a id = "l00443" name = "l00443" > < / a > < span class = "lineno" > 443< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00444" name = "l00444" > < / a > < span class = "lineno" > 444< / span > < span class = "comment" > // Runs in O(n log(n)), where n is the number of variables returned.< / span > < / div >
< div class = "line" > < a id = "l00445" name = "l00445" > < / a > < span class = "lineno" > 445< / span > std::vector< VariableId> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a312154deac76051cb49fca9381fae41f" > SortedLinearObjectiveNonzeroVariables< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00446" name = "l00446" > < / a > < span class = "lineno" > 446< / span > < / div >
< div class = "line" > < a id = "l00448" name = "l00448" > < / a > < span class = "lineno" > 448< / span > < span class = "comment" > // Export< / span > < / div >
< div class = "line" > < a id = "l00450" name = "l00450" > < / a > < span class = "lineno" > 450< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00451" name = "l00451" > < / a > < span class = "lineno" > 451< / span > < span class = "comment" > // Returns a proto representation of the optimization model.< / span > < / div >
< div class = "line" > < a id = "l00452" name = "l00452" > < / a > < span class = "lineno" > 452< / span > ModelProto < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa850c403983019f6676dda010d9ac3a5" > ExportModel< / a > () < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00453" name = "l00453" > < / a > < span class = "lineno" > 453< / span > < / div >
< div class = "line" > < a id = "l00454" name = "l00454" > < / a > < span class = "lineno" > 454< / span > < span class = "comment" > // Returns a tracker that can be used to generate a ModelUpdateProto with the< / span > < / div >
< div class = "line" > < a id = "l00455" name = "l00455" > < / a > < span class = "lineno" > 455< / span > < span class = "comment" > // updates that happened since the last checkpoint. The tracker initial< / span > < / div >
< div class = "line" > < a id = "l00456" name = "l00456" > < / a > < span class = "lineno" > 456< / span > < span class = "comment" > // checkpoint corresponds to the current state of the model.< / span > < / div >
< div class = "line" > < a id = "l00457" name = "l00457" > < / a > < span class = "lineno" > 457< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00458" name = "l00458" > < / a > < span class = "lineno" > 458< / span > < span class = "comment" > // The returned UpdateTracker keeps a reference to this IndexedModel. Thus the< / span > < / div >
< div class = "line" > < a id = "l00459" name = "l00459" > < / a > < span class = "lineno" > 459< / span > < span class = "comment" > // IndexedModel must not be destroyed before the destruction of all its< / span > < / div >
< div class = "line" > < a id = "l00460" name = "l00460" > < / a > < span class = "lineno" > 460< / span > < span class = "comment" > // UpdateTracker instances.< / span > < / div >
< div class = "line" > < a id = "l00461" name = "l00461" > < / a > < span class = "lineno" > 461< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00462" name = "l00462" > < / a > < span class = "lineno" > 462< / span > < span class = "comment" > // Thread-safety: this method must not be used while modifying the< / span > < / div >
< div class = "line" > < a id = "l00463" name = "l00463" > < / a > < span class = "lineno" > 463< / span > < span class = "comment" > // IndexedModel. The user is expected to use proper synchronization primitive< / span > < / div >
< div class = "line" > < a id = "l00464" name = "l00464" > < / a > < span class = "lineno" > 464< / span > < span class = "comment" > // to serialize changes to the model and the use of this method.< / span > < / div >
< div class = "line" > < a id = "l00465" name = "l00465" > < / a > < span class = "lineno" > 465< / span > std::unique_ptr< UpdateTracker> < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#affdd1f6f772003700c4ed2a36269efa7" > NewUpdateTracker< / a > ();< / div >
< div class = "line" > < a id = "l00466" name = "l00466" > < / a > < span class = "lineno" > 466< / span > < / div >
< div class = "line" > < a id = "l00467" name = "l00467" > < / a > < span class = "lineno" > 467< / span > < span class = "keyword" > private< / span > :< / div >
< div class = "line" > < a id = "l00468" name = "l00468" > < / a > < span class = "lineno" > 468< / span > < span class = "keyword" > struct < / span > VariableData {< / div >
< div class = "line" > < a id = "l00469" name = "l00469" > < / a > < span class = "lineno" > 469< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > = -std::numeric_limits< double> ::infinity();< / div >
< div class = "line" > < a id = "l00470" name = "l00470" > < / a > < span class = "lineno" > 470< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > = std::numeric_limits< double> ::infinity();< / div >
< div class = "line" > < a id = "l00471" name = "l00471" > < / a > < span class = "lineno" > 471< / span > < span class = "keywordtype" > bool< / span > is_integer = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00472" name = "l00472" > < / a > < span class = "lineno" > 472< / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > ;< / div >
< div class = "line" > < a id = "l00473" name = "l00473" > < / a > < span class = "lineno" > 473< / span > };< / div >
< div class = "line" > < a id = "l00474" name = "l00474" > < / a > < span class = "lineno" > 474< / span > < span class = "keyword" > struct < / span > LinearConstraintData {< / div >
< div class = "line" > < a id = "l00475" name = "l00475" > < / a > < span class = "lineno" > 475< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > = -std::numeric_limits< double> ::infinity();< / div >
< div class = "line" > < a id = "l00476" name = "l00476" > < / a > < span class = "lineno" > 476< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > = std::numeric_limits< double> ::infinity();< / div >
< div class = "line" > < a id = "l00477" name = "l00477" > < / a > < span class = "lineno" > 477< / span > std::string < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > = < span class = "stringliteral" > " " < / span > ;< / div >
< div class = "line" > < a id = "l00478" name = "l00478" > < / a > < span class = "lineno" > 478< / span > };< / div >
< div class = "line" > < a id = "l00479" name = "l00479" > < / a > < span class = "lineno" > 479< / span > < / div >
< div class = "line" > < a id = "l00480" name = "l00480" > < / a > < span class = "lineno" > 480< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
< div class = "line" > < a id = "l00481" name = "l00481" > < / a > < span class = "lineno" > 481< / span > < span class = "keywordtype" > void< / span > set_variable_property(VariableId < span class = "keywordtype" > id< / span > , T < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > , T VariableData::*field,< / div >
< div class = "line" > < a id = "l00482" name = "l00482" > < / a > < span class = "lineno" > 482< / span > absl::flat_hash_set< VariableId> & dirty_set);< / div >
< div class = "line" > < a id = "l00483" name = "l00483" > < / a > < span class = "lineno" > 483< / span > < / div >
< div class = "line" > < a id = "l00484" name = "l00484" > < / a > < span class = "lineno" > 484< / span > < span class = "keyword" > inline< / span > < span class = "keywordtype" > void< / span > set_linear_constraint_property(< / div >
< div class = "line" > < a id = "l00485" name = "l00485" > < / a > < span class = "lineno" > 485< / span > < span class = "keyword" > const< / span > LinearConstraintId < span class = "keywordtype" > id< / span > , < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ,< / div >
< div class = "line" > < a id = "l00486" name = "l00486" > < / a > < span class = "lineno" > 486< / span > < span class = "keywordtype" > double< / span > LinearConstraintData::*field,< / div >
< div class = "line" > < a id = "l00487" name = "l00487" > < / a > < span class = "lineno" > 487< / span > absl::flat_hash_set< LinearConstraintId> & dirty_set);< / div >
< div class = "line" > < a id = "l00488" name = "l00488" > < / a > < span class = "lineno" > 488< / span > < / div >
< div class = "line" > < a id = "l00489" name = "l00489" > < / a > < span class = "lineno" > 489< / span > < span class = "comment" > // Initializes lazy_matrix_columns_ (column major storage of the linear< / span > < / div >
< div class = "line" > < a id = "l00490" name = "l00490" > < / a > < span class = "lineno" > 490< / span > < span class = "comment" > // constraint matrix) if it is still empty and there is at least one variable< / span > < / div >
< div class = "line" > < a id = "l00491" name = "l00491" > < / a > < span class = "lineno" > 491< / span > < span class = "comment" > // in the model.< / span > < / div >
< div class = "line" > < a id = "l00492" name = "l00492" > < / a > < span class = "lineno" > 492< / span > < span class = "keywordtype" > void< / span > EnsureLazyMatrixColumns();< / div >
< div class = "line" > < a id = "l00493" name = "l00493" > < / a > < span class = "lineno" > 493< / span > < / div >
< div class = "line" > < a id = "l00494" name = "l00494" > < / a > < span class = "lineno" > 494< / span > < span class = "comment" > // Initializes lazy_matrix_rows_ (row major storage of the linear constraint< / span > < / div >
< div class = "line" > < a id = "l00495" name = "l00495" > < / a > < span class = "lineno" > 495< / span > < span class = "comment" > // matrix) if it is still empty and there is at least one linear constraint in< / span > < / div >
< div class = "line" > < a id = "l00496" name = "l00496" > < / a > < span class = "lineno" > 496< / span > < span class = "comment" > // the model.< / span > < / div >
< div class = "line" > < a id = "l00497" name = "l00497" > < / a > < span class = "lineno" > 497< / span > < span class = "keywordtype" > void< / span > EnsureLazyMatrixRows();< / div >
< div class = "line" > < a id = "l00498" name = "l00498" > < / a > < span class = "lineno" > 498< / span > < / div >
< div class = "line" > < a id = "l00499" name = "l00499" > < / a > < span class = "lineno" > 499< / span > < span class = "comment" > // Export a single variable to proto.< / span > < / div >
< div class = "line" > < a id = "l00500" name = "l00500" > < / a > < span class = "lineno" > 500< / span > < span class = "keywordtype" > void< / span > AppendVariable(VariableId < span class = "keywordtype" > id< / span > , VariablesProto& variables_proto) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00501" name = "l00501" > < / a > < span class = "lineno" > 501< / span > < / div >
< div class = "line" > < a id = "l00502" name = "l00502" > < / a > < span class = "lineno" > 502< / span > < span class = "comment" > // Export a single linear constraint to proto.< / span > < / div >
< div class = "line" > < a id = "l00503" name = "l00503" > < / a > < span class = "lineno" > 503< / span > < span class = "keywordtype" > void< / span > AppendLinearConstraint(< / div >
< div class = "line" > < a id = "l00504" name = "l00504" > < / a > < span class = "lineno" > 504< / span > LinearConstraintId < span class = "keywordtype" > id< / span > ,< / div >
< div class = "line" > < a id = "l00505" name = "l00505" > < / a > < span class = "lineno" > 505< / span > LinearConstraintsProto& linear_constraints_proto) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00506" name = "l00506" > < / a > < span class = "lineno" > 506< / span > < / div >
< div class = "line" > < a id = "l00507" name = "l00507" > < / a > < span class = "lineno" > 507< / span > < span class = "comment" > // If an element in entries is not found in linear_constraint_matrix_, it is< / span > < / div >
< div class = "line" > < a id = "l00508" name = "l00508" > < / a > < span class = "lineno" > 508< / span > < span class = "comment" > // set to 0.0 in matrix. Entries should be sorted by constraint then by< / span > < / div >
< div class = "line" > < a id = "l00509" name = "l00509" > < / a > < span class = "lineno" > 509< / span > < span class = "comment" > // variable.< / span > < / div >
< div class = "line" > < a id = "l00510" name = "l00510" > < / a > < span class = "lineno" > 510< / span > < span class = "keywordtype" > void< / span > ExportLinearConstraintMatrix(< / div >
< div class = "line" > < a id = "l00511" name = "l00511" > < / a > < span class = "lineno" > 511< / span > absl::Span< < span class = "keyword" > const< / span > std::pair< LinearConstraintId, VariableId> > entries,< / div >
< div class = "line" > < a id = "l00512" name = "l00512" > < / a > < span class = "lineno" > 512< / span > SparseDoubleMatrixProto& matrix) < span class = "keyword" > const< / span > ;< / div >
< div class = "line" > < a id = "l00513" name = "l00513" > < / a > < span class = "lineno" > 513< / span > < / div >
< div class = "line" > < a id = "l00514" name = "l00514" > < / a > < span class = "lineno" > 514< / span > < span class = "comment" > // Returns a proto representation of the changes to the model since the most< / span > < / div >
< div class = "line" > < a id = "l00515" name = "l00515" > < / a > < span class = "lineno" > 515< / span > < span class = "comment" > // recent call to SharedCheckpoint() or nullopt if no changes happened.< / span > < / div >
< div class = "line" > < a id = "l00516" name = "l00516" > < / a > < span class = "lineno" > 516< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00517" name = "l00517" > < / a > < span class = "lineno" > 517< / span > < span class = "comment" > // Thread-safety: this method must not be called concurrently (due to< / span > < / div >
< div class = "line" > < a id = "l00518" name = "l00518" > < / a > < span class = "lineno" > 518< / span > < span class = "comment" > // EnsureLazyMatrixXxx() functions).< / span > < / div >
< div class = "line" > < a id = "l00519" name = "l00519" > < / a > < span class = "lineno" > 519< / span > absl::optional< ModelUpdateProto> ExportSharedModelUpdate()< / div >
< div class = "line" > < a id = "l00520" name = "l00520" > < / a > < span class = "lineno" > 520< / span > ABSL_EXCLUSIVE_LOCKS_REQUIRED(update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00521" name = "l00521" > < / a > < span class = "lineno" > 521< / span > < / div >
< div class = "line" > < a id = "l00522" name = "l00522" > < / a > < span class = "lineno" > 522< / span > < span class = "comment" > // Use the current model state as the starting point to calculate the< / span > < / div >
< div class = "line" > < a id = "l00523" name = "l00523" > < / a > < span class = "lineno" > 523< / span > < span class = "comment" > // ModelUpdateProto next time ExportSharedModelUpdate() is called.< / span > < / div >
< div class = "line" > < a id = "l00524" name = "l00524" > < / a > < span class = "lineno" > 524< / span > < span class = "keywordtype" > void< / span > SharedCheckpoint() ABSL_EXCLUSIVE_LOCKS_REQUIRED(update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00525" name = "l00525" > < / a > < span class = "lineno" > 525< / span > < / div >
< div class = "line" > < a id = "l00526" name = "l00526" > < / a > < span class = "lineno" > 526< / span > < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::< span class = "keywordtype" > string< / span > name_;< / div >
< div class = "line" > < a id = "l00527" name = "l00527" > < / a > < span class = "lineno" > 527< / span > VariableId next_variable_id_ = VariableId(0);< / div >
< div class = "line" > < a id = "l00528" name = "l00528" > < / a > < span class = "lineno" > 528< / span > LinearConstraintId next_linear_constraint_id_ = LinearConstraintId(0);< / div >
< div class = "line" > < a id = "l00529" name = "l00529" > < / a > < span class = "lineno" > 529< / span > < / div >
< div class = "line" > < a id = "l00530" name = "l00530" > < / a > < span class = "lineno" > 530< / span > < span class = "keywordtype" > bool< / span > is_maximize_ = false;< / div >
< div class = "line" > < a id = "l00531" name = "l00531" > < / a > < span class = "lineno" > 531< / span > < span class = "keywordtype" > double< / span > objective_offset_ = 0.0;< / div >
< div class = "line" > < a id = "l00532" name = "l00532" > < / a > < span class = "lineno" > 532< / span > < / div >
< div class = "line" > < a id = "l00533" name = "l00533" > < / a > < span class = "lineno" > 533< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_map< VariableId, VariableData> variables_;< / div >
< div class = "line" > < a id = "l00534" name = "l00534" > < / a > < span class = "lineno" > 534< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_map< LinearConstraintId, LinearConstraintData> < / div >
< div class = "line" > < a id = "l00535" name = "l00535" > < / a > < span class = "lineno" > 535< / span > linear_constraints_;< / div >
< div class = "line" > < a id = "l00536" name = "l00536" > < / a > < span class = "lineno" > 536< / span > < span class = "comment" > // The values of the map must never include zero.< / span > < / div >
< div class = "line" > < a id = "l00537" name = "l00537" > < / a > < span class = "lineno" > 537< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_map< VariableId, < span class = "keywordtype" > double< / span > > linear_objective_;< / div >
< div class = "line" > < a id = "l00538" name = "l00538" > < / a > < span class = "lineno" > 538< / span > < span class = "comment" > // The values of the map must never include zero.< / span > < / div >
< div class = "line" > < a id = "l00539" name = "l00539" > < / a > < span class = "lineno" > 539< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_map< < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::pair< LinearConstraintId, VariableId> , < span class = "keywordtype" > double< / span > > < / div >
< div class = "line" > < a id = "l00540" name = "l00540" > < / a > < span class = "lineno" > 540< / span > linear_constraint_matrix_;< / div >
< div class = "line" > < a id = "l00541" name = "l00541" > < / a > < span class = "lineno" > 541< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_map< VariableId, < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< LinearConstraintId> > < / div >
< div class = "line" > < a id = "l00542" name = "l00542" > < / a > < span class = "lineno" > 542< / span > lazy_matrix_columns_;< / div >
< div class = "line" > < a id = "l00543" name = "l00543" > < / a > < span class = "lineno" > 543< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_map< LinearConstraintId, < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< VariableId> > < / div >
< div class = "line" > < a id = "l00544" name = "l00544" > < / a > < span class = "lineno" > 544< / span > lazy_matrix_rows_;< / div >
< div class = "line" > < a id = "l00545" name = "l00545" > < / a > < span class = "lineno" > 545< / span > < / div >
< div class = "line" > < a id = "l00546" name = "l00546" > < / a > < span class = "lineno" > 546< / span > < span class = "comment" > // Update information< / span > < / div >
< div class = "line" > < a id = "l00547" name = "l00547" > < / a > < span class = "lineno" > 547< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00548" name = "l00548" > < / a > < span class = "lineno" > 548< / span > < span class = "comment" > // Implicitly, all data for variables and constraints added after the last< / span > < / div >
< div class = "line" > < a id = "l00549" name = "l00549" > < / a > < span class = "lineno" > 549< / span > < span class = "comment" > // checkpoint are considered " new" and will NOT be stored in the " dirty" data< / span > < / div >
< div class = "line" > < a id = "l00550" name = "l00550" > < / a > < span class = "lineno" > 550< / span > < span class = "comment" > // structures below.< / span > < / div >
< div class = "line" > < a id = "l00551" name = "l00551" > < / a > < span class = "lineno" > 551< / span > VariableId variables_checkpoint_ = VariableId(0);< / div >
< div class = "line" > < a id = "l00552" name = "l00552" > < / a > < span class = "lineno" > 552< / span > LinearConstraintId linear_constraints_checkpoint_ = LinearConstraintId(0);< / div >
< div class = "line" > < a id = "l00553" name = "l00553" > < / a > < span class = "lineno" > 553< / span > < span class = "keywordtype" > bool< / span > dirty_objective_direction_ = false;< / div >
< div class = "line" > < a id = "l00554" name = "l00554" > < / a > < span class = "lineno" > 554< / span > < span class = "keywordtype" > bool< / span > dirty_objective_offset_ = false;< / div >
< div class = "line" > < a id = "l00555" name = "l00555" > < / a > < span class = "lineno" > 555< / span > < / div >
< div class = "line" > < a id = "l00556" name = "l00556" > < / a > < span class = "lineno" > 556< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< VariableId> dirty_variable_deletes_;< / div >
< div class = "line" > < a id = "l00557" name = "l00557" > < / a > < span class = "lineno" > 557< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< VariableId> dirty_variable_lower_bounds_;< / div >
< div class = "line" > < a id = "l00558" name = "l00558" > < / a > < span class = "lineno" > 558< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< VariableId> dirty_variable_upper_bounds_;< / div >
< div class = "line" > < a id = "l00559" name = "l00559" > < / a > < span class = "lineno" > 559< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< VariableId> dirty_variable_is_integer_;< / div >
< div class = "line" > < a id = "l00560" name = "l00560" > < / a > < span class = "lineno" > 560< / span > < / div >
< div class = "line" > < a id = "l00561" name = "l00561" > < / a > < span class = "lineno" > 561< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< VariableId> dirty_linear_objective_coefficients_;< / div >
< div class = "line" > < a id = "l00562" name = "l00562" > < / a > < span class = "lineno" > 562< / span > < / div >
< div class = "line" > < a id = "l00563" name = "l00563" > < / a > < span class = "lineno" > 563< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< LinearConstraintId> dirty_linear_constraint_deletes_;< / div >
< div class = "line" > < a id = "l00564" name = "l00564" > < / a > < span class = "lineno" > 564< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< LinearConstraintId> dirty_linear_constraint_lower_bounds_;< / div >
< div class = "line" > < a id = "l00565" name = "l00565" > < / a > < span class = "lineno" > 565< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< LinearConstraintId> dirty_linear_constraint_upper_bounds_;< / div >
< div class = "line" > < a id = "l00566" name = "l00566" > < / a > < span class = "lineno" > 566< / span > < / div >
< div class = "line" > < a id = "l00567" name = "l00567" > < / a > < span class = "lineno" > 567< / span > < span class = "comment" > // Only for pairs where both the variable and constraint are before the< / span > < / div >
< div class = "line" > < a id = "l00568" name = "l00568" > < / a > < span class = "lineno" > 568< / span > < span class = "comment" > // checkpoint, i.e.< / span > < / div >
< div class = "line" > < a id = "l00569" name = "l00569" > < / a > < span class = "lineno" > 569< / span > < span class = "comment" > // var_id < variables_checkpoint_ & & < / span > < / div >
< div class = "line" > < a id = "l00570" name = "l00570" > < / a > < span class = "lineno" > 570< / span > < span class = "comment" > // lin_con_id < linear_constraints_checkpoint_< / span > < / div >
< div class = "line" > < a id = "l00571" name = "l00571" > < / a > < span class = "lineno" > 571< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< < a class = "code hl_namespace" href = "namespacestd.html" > std< / a > ::pair< LinearConstraintId, VariableId> > < / div >
< div class = "line" > < a id = "l00572" name = "l00572" > < / a > < span class = "lineno" > 572< / span > dirty_linear_constraint_matrix_keys_;< / div >
< div class = "line" > < a id = "l00573" name = "l00573" > < / a > < span class = "lineno" > 573< / span > < / div >
< div class = "line" > < a id = "l00574" name = "l00574" > < / a > < span class = "lineno" > 574< / span > < span class = "comment" > // Lock used to serialize access to update_trackers_ and to the all fields of< / span > < / div >
< div class = "line" > < a id = "l00575" name = "l00575" > < / a > < span class = "lineno" > 575< / span > < span class = "comment" > // UpdateTracker. We use only one lock since trackers are modified in group< / span > < / div >
< div class = "line" > < a id = "l00576" name = "l00576" > < / a > < span class = "lineno" > 576< / span > < span class = "comment" > // (they share a chain of ModelUpdateProto and the update of one tracker< / span > < / div >
< div class = "line" > < a id = "l00577" name = "l00577" > < / a > < span class = "lineno" > 577< / span > < span class = "comment" > // usually requires the update of some of the others).< / span > < / div >
< div class = "line" > < a id = "l00578" name = "l00578" > < / a > < span class = "lineno" > 578< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::Mutex update_trackers_lock_;< / div >
< div class = "line" > < a id = "l00579" name = "l00579" > < / a > < span class = "lineno" > 579< / span > < / div >
< div class = "line" > < a id = "l00580" name = "l00580" > < / a > < span class = "lineno" > 580< / span > < span class = "comment" > // The UpdateTracker instances tracking the changes of to this model. This< / span > < / div >
< div class = "line" > < a id = "l00581" name = "l00581" > < / a > < span class = "lineno" > 581< / span > < span class = "comment" > // collection is updated by UpdateTracker constructor and destructor. It is< / span > < / div >
< div class = "line" > < a id = "l00582" name = "l00582" > < / a > < span class = "lineno" > 582< / span > < span class = "comment" > // used internally by UpdateTracker instances to know about other instances.< / span > < / div >
< div class = "line" > < a id = "l00583" name = "l00583" > < / a > < span class = "lineno" > 583< / span > < a class = "code hl_namespace" href = "namespaceabsl.html" > absl< / a > ::flat_hash_set< UpdateTracker*> update_trackers_< / div >
< div class = "line" > < a id = "l00584" name = "l00584" > < / a > < span class = "lineno" > 584< / span > ABSL_GUARDED_BY(update_trackers_lock_);< / div >
< div class = "line" > < a id = "l00585" name = "l00585" > < / a > < span class = "lineno" > 585< / span > };< / div >
< div class = "line" > < a id = "l00586" name = "l00586" > < / a > < span class = "lineno" > 586< / span > < / div >
< div class = "line" > < a id = "l00587" name = "l00587" > < / a > < span class = "lineno" > 587< / span > < span class = "comment" > // A solution to the problem modeled in IndexedModel.< / span > < / div >
< div class = "line" > < a id = "l00588" name = "l00588" > < / a > < span class = "lineno" > 588< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00589" name = "l00589" > < / a > < span class = "lineno" > 589< / span > < span class = "comment" > // IndexedPrimalSolution will satisfy (see top of file notation):< / span > < / div >
< div class = "line" > < a id = "l00590" name = "l00590" > < / a > < span class = "lineno" > 590< / span > < span class = "comment" > // objective_value = c * variable_values + d< / span > < / div >
< div class = "line" > < a id = "l00591" name = "l00591" > < / a > < span class = "lineno" > 591< / span > < span class = "comment" > // In addition, if feasible (as is typical), it should additionally satisfy:< / span > < / div >
< div class = "line" > < a id = "l00592" name = "l00592" > < / a > < span class = "lineno" > 592< / span > < span class = "comment" > // vlb < = variable_values < = vub< / span > < / div >
< div class = "line" > < a id = "l00593" name = "l00593" > < / a > < span class = "lineno" > 593< / span > < span class = "comment" > // clb < = A * variable_values < = cub< / span > < / div >
< div class = "line" > < a id = "l00594" name = "l00594" > < / a > < span class = "lineno" > 594< / span > < span class = "comment" > // variable_values_i integer for i in I.< / span > < / div >
< div class = "line" > < a id = "l00595" name = "l00595" > < / a > < span class = "lineno" > 595< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00596" name = "l00596" > < / a > < span class = "lineno" > 596< / span > < span class = "comment" > // For details, see go/mathopt-solutions#primal-solution.< / span > < / div >
< div class = "line" > < a id = "l00597" name = "l00597" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html" > 597< / a > < / span > struct < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html" > IndexedPrimalSolution< / a > {< / div >
< div class = "line" > < a id = "l00598" name = "l00598" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html#a0b6e5ca9443f7b80d00945d7a1846d5e" > 598< / a > < / span > absl::flat_hash_map< VariableId, double> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html#a0b6e5ca9443f7b80d00945d7a1846d5e" > variable_values< / a > ;< / div >
< div class = "line" > < a id = "l00599" name = "l00599" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html#a69703b8569462134ad4e22ab0133e418" > 599< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html#a69703b8569462134ad4e22ab0133e418" > objective_value< / a > ;< / div >
< div class = "line" > < a id = "l00600" name = "l00600" > < / a > < span class = "lineno" > 600< / span > };< / div >
< div class = "line" > < a id = "l00601" name = "l00601" > < / a > < span class = "lineno" > 601< / span > < / div >
< div class = "line" > < a id = "l00602" name = "l00602" > < / a > < span class = "lineno" > 602< / span > < span class = "comment" > // A direction of improving objective value that maintains feasibility.< / span > < / div >
< div class = "line" > < a id = "l00603" name = "l00603" > < / a > < span class = "lineno" > 603< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00604" name = "l00604" > < / a > < span class = "lineno" > 604< / span > < span class = "comment" > // Indexed primal ray will satisfy (see top of file notation):< / span > < / div >
< div class = "line" > < a id = "l00605" name = "l00605" > < / a > < span class = "lineno" > 605< / span > < span class = "comment" > // * c * x < 0 for minimization problems, c * x > 0 for maximization problems.< / span > < / div >
< div class = "line" > < a id = "l00606" name = "l00606" > < / a > < span class = "lineno" > 606< / span > < span class = "comment" > // * A_j * x < = 0 for finite cub_j< / span > < / div >
< div class = "line" > < a id = "l00607" name = "l00607" > < / a > < span class = "lineno" > 607< / span > < span class = "comment" > // * A_j * x > = 0 for finite clb_j< / span > < / div >
< div class = "line" > < a id = "l00608" name = "l00608" > < / a > < span class = "lineno" > 608< / span > < span class = "comment" > // * x_i < = 0 for finite vub_i< / span > < / div >
< div class = "line" > < a id = "l00609" name = "l00609" > < / a > < span class = "lineno" > 609< / span > < span class = "comment" > // * x_i > = 0 for finite vlb_i< / span > < / div >
< div class = "line" > < a id = "l00610" name = "l00610" > < / a > < span class = "lineno" > 610< / span > < span class = "comment" > // where A_j are the row of matrix coefficients for the jth linear constraint.< / span > < / div >
< div class = "line" > < a id = "l00611" name = "l00611" > < / a > < span class = "lineno" > 611< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00612" name = "l00612" > < / a > < span class = "lineno" > 612< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00613" name = "l00613" > < / a > < span class = "lineno" > 613< / span > < span class = "comment" > // Note that this alone does not prove unboundedness, you also need a feasible< / span > < / div >
< div class = "line" > < a id = "l00614" name = "l00614" > < / a > < span class = "lineno" > 614< / span > < span class = "comment" > // point. This is a certificate of dual infeasibility for LPs, see< / span > < / div >
< div class = "line" > < a id = "l00615" name = "l00615" > < / a > < span class = "lineno" > 615< / span > < span class = "comment" > // go/mathopt-dual#dual-inf-cert.< / span > < / div >
< div class = "line" > < a id = "l00616" name = "l00616" > < / a > < span class = "lineno" > 616< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00617" name = "l00617" > < / a > < span class = "lineno" > 617< / span > < span class = "comment" > // For details, see go/mathopt-solutions#primal-ray.< / span > < / div >
< div class = "line" > < a id = "l00618" name = "l00618" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_ray.html" > 618< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_ray.html" > IndexedPrimalRay< / a > {< / div >
< div class = "line" > < a id = "l00619" name = "l00619" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_ray.html#a0b6e5ca9443f7b80d00945d7a1846d5e" > 619< / a > < / span > absl::flat_hash_map< VariableId, double> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_primal_ray.html#a0b6e5ca9443f7b80d00945d7a1846d5e" > variable_values< / a > ;< / div >
< div class = "line" > < a id = "l00620" name = "l00620" > < / a > < span class = "lineno" > 620< / span > };< / div >
< div class = "line" > < a id = "l00621" name = "l00621" > < / a > < span class = "lineno" > 621< / span > < / div >
< div class = "line" > < a id = "l00622" name = "l00622" > < / a > < span class = "lineno" > 622< / span > < span class = "comment" > // A solution to the dual of the problem modeled in IndexedModel. Applies only< / span > < / div >
< div class = "line" > < a id = "l00623" name = "l00623" > < / a > < span class = "lineno" > 623< / span > < span class = "comment" > // when the problem has a dual (e.g. LP).< / span > < / div >
< div class = "line" > < a id = "l00624" name = "l00624" > < / a > < span class = "lineno" > 624< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00625" name = "l00625" > < / a > < span class = "lineno" > 625< / span > < span class = "comment" > // For details, see go/mathopt-dual#dual-solution.< / span > < / div >
< div class = "line" > < a id = "l00626" name = "l00626" > < / a > < span class = "lineno" > 626< / span > < span class = "comment" > // For an primal interpretation as objective-value/optimality certificates see:< / span > < / div >
< div class = "line" > < a id = "l00627" name = "l00627" > < / a > < span class = "lineno" > 627< / span > < span class = "comment" > // go/mathopt-solutions#opt-certificate< / span > < / div >
< div class = "line" > < a id = "l00628" name = "l00628" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html" > 628< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html" > IndexedDualSolution< / a > {< / div >
< div class = "line" > < a id = "l00629" name = "l00629" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#aeadb7c4134d66923e3cfa1d48f5b4e8f" > 629< / a > < / span > absl::flat_hash_map< LinearConstraintId, double> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#aeadb7c4134d66923e3cfa1d48f5b4e8f" > dual_values< / a > ;< / div >
< div class = "line" > < a id = "l00630" name = "l00630" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#a297497ff6b18b2ba7164a2152a8349dd" > 630< / a > < / span > absl::flat_hash_map< VariableId, double> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#a297497ff6b18b2ba7164a2152a8349dd" > reduced_costs< / a > ;< / div >
< div class = "line" > < a id = "l00631" name = "l00631" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#a69703b8569462134ad4e22ab0133e418" > 631< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#a69703b8569462134ad4e22ab0133e418" > objective_value< / a > ;< / div >
< div class = "line" > < a id = "l00632" name = "l00632" > < / a > < span class = "lineno" > 632< / span > };< / div >
< div class = "line" > < a id = "l00633" name = "l00633" > < / a > < span class = "lineno" > 633< / span > < / div >
< div class = "line" > < a id = "l00634" name = "l00634" > < / a > < span class = "lineno" > 634< / span > < span class = "comment" > // A direction of improving objective value that maintains feasibility for the< / span > < / div >
< div class = "line" > < a id = "l00635" name = "l00635" > < / a > < span class = "lineno" > 635< / span > < span class = "comment" > // dual problem. Applies only when the problem has a dual (e.g. LP).< / span > < / div >
< div class = "line" > < a id = "l00636" name = "l00636" > < / a > < span class = "lineno" > 636< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00637" name = "l00637" > < / a > < span class = "lineno" > 637< / span > < span class = "comment" > // Note that this alone does not prove dual unboundedness, you also need a dual< / span > < / div >
< div class = "line" > < a id = "l00638" name = "l00638" > < / a > < span class = "lineno" > 638< / span > < span class = "comment" > // feasible point.< / span > < / div >
< div class = "line" > < a id = "l00639" name = "l00639" > < / a > < span class = "lineno" > 639< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00640" name = "l00640" > < / a > < span class = "lineno" > 640< / span > < span class = "comment" > // Also, a certificate of primal infeasibility.< / span > < / div >
< div class = "line" > < a id = "l00641" name = "l00641" > < / a > < span class = "lineno" > 641< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00642" name = "l00642" > < / a > < span class = "lineno" > 642< / span > < span class = "comment" > // For details, see< / span > < / div >
< div class = "line" > < a id = "l00643" name = "l00643" > < / a > < span class = "lineno" > 643< / span > < span class = "comment" > // go/mathopt-dual#dual-ray< / span > < / div >
< div class = "line" > < a id = "l00644" name = "l00644" > < / a > < span class = "lineno" > 644< / span > < span class = "comment" > // go/mathopt-solutions#primal-inf-cert< / span > < / div >
< div class = "line" > < a id = "l00645" name = "l00645" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html" > 645< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html" > IndexedDualRay< / a > {< / div >
< div class = "line" > < a id = "l00646" name = "l00646" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html#aeadb7c4134d66923e3cfa1d48f5b4e8f" > 646< / a > < / span > absl::flat_hash_map< LinearConstraintId, double> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html#aeadb7c4134d66923e3cfa1d48f5b4e8f" > dual_values< / a > ;< / div >
< div class = "line" > < a id = "l00647" name = "l00647" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html#a297497ff6b18b2ba7164a2152a8349dd" > 647< / a > < / span > absl::flat_hash_map< VariableId, double> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html#a297497ff6b18b2ba7164a2152a8349dd" > reduced_costs< / a > ;< / div >
< div class = "line" > < a id = "l00648" name = "l00648" > < / a > < span class = "lineno" > 648< / span > };< / div >
< div class = "line" > < a id = "l00649" name = "l00649" > < / a > < span class = "lineno" > 649< / span > < / div >
< div class = "line" > < a id = "l00650" name = "l00650" > < / a > < span class = "lineno" > 650< / span > < span class = "comment" > // A basis for a solution of the problem modeled in IndexedModel. Applies only< / span > < / div >
< div class = "line" > < a id = "l00651" name = "l00651" > < / a > < span class = "lineno" > 651< / span > < span class = "comment" > // when the problem is an LP.< / span > < / div >
< div class = "line" > < a id = "l00652" name = "l00652" > < / a > < span class = "lineno" > 652< / span > < span class = "comment" > //< / span > < / div >
< div class = "line" > < a id = "l00653" name = "l00653" > < / a > < span class = "lineno" > 653< / span > < span class = "comment" > // For details, see go/mathopt-basis#basis.< / span > < / div >
< div class = "line" > < a id = "l00654" name = "l00654" > < / a > < span class = "lineno" > 654< / span > < span class = "comment" > // TODO(b/171883688): consider improving consistency for matchers in< / span > < / div >
< div class = "line" > < a id = "l00655" name = "l00655" > < / a > < span class = "lineno" > 655< / span > < span class = "comment" > // solver_matchers.h/cc (e.g. removing PrimalDualPair from that file)< / span > < / div >
< div class = "line" > < a id = "l00656" name = "l00656" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html" > 656< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html" > IndexedBasis< / a > {< / div >
< div class = "line" > < a id = "l00657" name = "l00657" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html#a71ef6bd1ff70ba245d1d64648a207886" > 657< / a > < / span > absl::flat_hash_map< LinearConstraintId, BasisStatus> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html#a71ef6bd1ff70ba245d1d64648a207886" > constraint_status< / a > ;< / div >
< div class = "line" > < a id = "l00658" name = "l00658" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html#a265be1b5bb98c8688eaabee9c97f0733" > 658< / a > < / span > absl::flat_hash_map< VariableId, BasisStatus> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html#a265be1b5bb98c8688eaabee9c97f0733" > variable_status< / a > ;< / div >
< div class = "line" > < a id = "l00659" name = "l00659" > < / a > < span class = "lineno" > 659< / span > };< / div >
< div class = "line" > < a id = "l00660" name = "l00660" > < / a > < span class = "lineno" > 660< / span > < / div >
< div class = "line" > < a id = "l00661" name = "l00661" > < / a > < span class = "lineno" > 661< / span > < span class = "comment" > // The solution (or potentially multiple solutions) to an LP or MIP. For LP,< / span > < / div >
< div class = "line" > < a id = "l00662" name = "l00662" > < / a > < span class = "lineno" > 662< / span > < span class = "comment" > // if the problem is solved to completion (i.e. we don' t have an error or hit a< / span > < / div >
< div class = "line" > < a id = "l00663" name = "l00663" > < / a > < span class = "lineno" > 663< / span > < span class = "comment" > // limit), then at least one of these should be populated.< / span > < / div >
< div class = "line" > < a id = "l00664" name = "l00664" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html" > 664< / a > < / span > < span class = "keyword" > struct < / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html" > IndexedSolutions< / a > {< / div >
< div class = "line" > < a id = "l00665" name = "l00665" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a5df73a04e49101233a5fbc1cad54beb0" > 665< / a > < / span > std::vector< IndexedPrimalSolution> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a5df73a04e49101233a5fbc1cad54beb0" > primal_solutions< / a > ;< / div >
< div class = "line" > < a id = "l00666" name = "l00666" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a8e3c4b125f4ff56f9d456091e5ba2e53" > 666< / a > < / span > std::vector< IndexedPrimalRay> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a8e3c4b125f4ff56f9d456091e5ba2e53" > primal_rays< / a > ;< / div >
< div class = "line" > < a id = "l00667" name = "l00667" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a0c16ef549b2b4ae1c919befe358db529" > 667< / a > < / span > std::vector< IndexedDualSolution> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a0c16ef549b2b4ae1c919befe358db529" > dual_solutions< / a > ;< / div >
< div class = "line" > < a id = "l00668" name = "l00668" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#abcc13b24b3d5ff188d37fb4af2ef94e3" > 668< / a > < / span > std::vector< IndexedDualRay> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#abcc13b24b3d5ff188d37fb4af2ef94e3" > dual_rays< / a > ;< / div >
< div class = "line" > < a id = "l00669" name = "l00669" > < / a > < span class = "lineno" > < a class = "line" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#aa6fec8367be4573de5f0c143cf8005a1" > 669< / a > < / span > std::vector< IndexedBasis> < a class = "code hl_variable" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#aa6fec8367be4573de5f0c143cf8005a1" > basis< / a > ;< / div >
< div class = "line" > < a id = "l00670" name = "l00670" > < / a > < span class = "lineno" > 670< / span > };< / div >
< div class = "line" > < a id = "l00671" name = "l00671" > < / a > < span class = "lineno" > 671< / span > < / div >
< div class = "line" > < a id = "l00672" name = "l00672" > < / a > < span class = "lineno" > 672< / span > < a class = "code hl_struct" href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html" > IndexedSolutions< / a > < a class = "code hl_function" href = "namespaceoperations__research_1_1math__opt.html#af002beeeedcb854981c62d4c5ad2ade6" > IndexedSolutionsFromProto< / a > (< / div >
< div class = "line" > < a id = "l00673" name = "l00673" > < / a > < span class = "lineno" > 673< / span > < span class = "keyword" > const< / span > SolveResultProto& solve_result);< / div >
< div class = "line" > < a id = "l00674" name = "l00674" > < / a > < span class = "lineno" > 674< / span > < / div >
< div class = "line" > < a id = "l00677" name = "l00677" > < / a > < span class = "lineno" > 677< / span > < span class = "comment" > // Inlined function implementations< / span > < / div >
< div class = "line" > < a id = "l00680" name = "l00680" > < / a > < span class = "lineno" > 680< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00682" name = "l00682" > < / a > < span class = "lineno" > 682< / span > < span class = "comment" > // Variables< / span > < / div >
< div class = "line" > < a id = "l00684" name = "l00684" > < / a > < span class = "lineno" > 684< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00685" name = "l00685" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a7f61878db357c5e54364c258b84bd60f" > 685< / a > < / span > VariableId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a7f61878db357c5e54364c258b84bd60f" > IndexedModel::AddVariable< / a > (absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00686" name = "l00686" > < / a > < span class = "lineno" > 686< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a7f61878db357c5e54364c258b84bd60f" > AddVariable< / a > (-std::numeric_limits< double> ::infinity(),< / div >
< div class = "line" > < a id = "l00687" name = "l00687" > < / a > < span class = "lineno" > 687< / span > std::numeric_limits< double> ::infinity(), < span class = "keyword" > false< / span > , < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > );< / div >
< div class = "line" > < a id = "l00688" name = "l00688" > < / a > < span class = "lineno" > 688< / span > }< / div >
< div class = "line" > < a id = "l00689" name = "l00689" > < / a > < span class = "lineno" > 689< / span > < / div >
< div class = "line" > < a id = "l00690" name = "l00690" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ace96d5ed500bd169dbacbe5cbfb0e5fa" > 690< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ace96d5ed500bd169dbacbe5cbfb0e5fa" > IndexedModel::variable_lower_bound< / a > (< span class = "keyword" > const< / span > VariableId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00691" name = "l00691" > < / a > < span class = "lineno" > 691< / span > < span class = "keywordflow" > return< / span > variables_.at(< span class = "keywordtype" > id< / span > ).lower_bound;< / div >
< div class = "line" > < a id = "l00692" name = "l00692" > < / a > < span class = "lineno" > 692< / span > }< / div >
< div class = "line" > < a id = "l00693" name = "l00693" > < / a > < span class = "lineno" > 693< / span > < / div >
< div class = "line" > < a id = "l00694" name = "l00694" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af9f0a1df84497a30f45bbe6ab8bec513" > 694< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af9f0a1df84497a30f45bbe6ab8bec513" > IndexedModel::variable_upper_bound< / a > (< span class = "keyword" > const< / span > VariableId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00695" name = "l00695" > < / a > < span class = "lineno" > 695< / span > < span class = "keywordflow" > return< / span > variables_.at(< span class = "keywordtype" > id< / span > ).upper_bound;< / div >
< div class = "line" > < a id = "l00696" name = "l00696" > < / a > < span class = "lineno" > 696< / span > }< / div >
< div class = "line" > < a id = "l00697" name = "l00697" > < / a > < span class = "lineno" > 697< / span > < / div >
< div class = "line" > < a id = "l00698" name = "l00698" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ae29f4ebc12f1b4a3b412896721258884" > 698< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ae29f4ebc12f1b4a3b412896721258884" > IndexedModel::is_variable_integer< / a > (VariableId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00699" name = "l00699" > < / a > < span class = "lineno" > 699< / span > < span class = "keywordflow" > return< / span > variables_.at(< span class = "keywordtype" > id< / span > ).is_integer;< / div >
< div class = "line" > < a id = "l00700" name = "l00700" > < / a > < span class = "lineno" > 700< / span > }< / div >
< div class = "line" > < a id = "l00701" name = "l00701" > < / a > < span class = "lineno" > 701< / span > < / div >
< div class = "line" > < a id = "l00702" name = "l00702" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a951be66a353471d5bf33d85fdab39ad4" > 702< / a > < / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a951be66a353471d5bf33d85fdab39ad4" > IndexedModel::variable_name< / a > (< span class = "keyword" > const< / span > VariableId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00703" name = "l00703" > < / a > < span class = "lineno" > 703< / span > < span class = "keywordflow" > return< / span > variables_.at(< span class = "keywordtype" > id< / span > ).name;< / div >
< div class = "line" > < a id = "l00704" name = "l00704" > < / a > < span class = "lineno" > 704< / span > }< / div >
< div class = "line" > < a id = "l00705" name = "l00705" > < / a > < span class = "lineno" > 705< / span > < / div >
< div class = "line" > < a id = "l00706" name = "l00706" > < / a > < span class = "lineno" > 706< / span > < span class = "keyword" > template< / span > < < span class = "keyword" > typename< / span > T> < / div >
< div class = "line" > < a id = "l00707" name = "l00707" > < / a > < span class = "lineno" > 707< / span > < span class = "keywordtype" > void< / span > IndexedModel::set_variable_property(< / div >
< div class = "line" > < a id = "l00708" name = "l00708" > < / a > < span class = "lineno" > 708< / span > < span class = "keyword" > const< / span > VariableId < span class = "keywordtype" > id< / span > , < span class = "keyword" > const< / span > T < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > , T VariableData::*< span class = "keyword" > const< / span > field,< / div >
< div class = "line" > < a id = "l00709" name = "l00709" > < / a > < span class = "lineno" > 709< / span > absl::flat_hash_set< VariableId> & dirty_set) {< / div >
< div class = "line" > < a id = "l00710" name = "l00710" > < / a > < span class = "lineno" > 710< / span > VariableData& var_data = variables_.at(< span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00711" name = "l00711" > < / a > < span class = "lineno" > 711< / span > < span class = "keywordflow" > if< / span > (var_data.*field != < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) {< / div >
< div class = "line" > < a id = "l00712" name = "l00712" > < / a > < span class = "lineno" > 712< / span > var_data.*field = < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ;< / div >
< div class = "line" > < a id = "l00713" name = "l00713" > < / a > < span class = "lineno" > 713< / span > < span class = "keywordflow" > if< / span > (< span class = "keywordtype" > id< / span > < variables_checkpoint_) {< / div >
< div class = "line" > < a id = "l00714" name = "l00714" > < / a > < span class = "lineno" > 714< / span > dirty_set.insert(< span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00715" name = "l00715" > < / a > < span class = "lineno" > 715< / span > }< / div >
< div class = "line" > < a id = "l00716" name = "l00716" > < / a > < span class = "lineno" > 716< / span > }< / div >
< div class = "line" > < a id = "l00717" name = "l00717" > < / a > < span class = "lineno" > 717< / span > }< / div >
< div class = "line" > < a id = "l00718" name = "l00718" > < / a > < span class = "lineno" > 718< / span > < / div >
< div class = "line" > < a id = "l00719" name = "l00719" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afcf6f4df35f57bfbd8de6a4974038bd7" > 719< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afcf6f4df35f57bfbd8de6a4974038bd7" > IndexedModel::set_variable_lower_bound< / a > (< span class = "keyword" > const< / span > VariableId < span class = "keywordtype" > id< / span > ,< / div >
< div class = "line" > < a id = "l00720" name = "l00720" > < / a > < span class = "lineno" > 720< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ) {< / div >
< div class = "line" > < a id = "l00721" name = "l00721" > < / a > < span class = "lineno" > 721< / span > set_variable_property(< span class = "keywordtype" > id< / span > , < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > , & < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > VariableData::lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00722" name = "l00722" > < / a > < span class = "lineno" > 722< / span > dirty_variable_lower_bounds_);< / div >
< div class = "line" > < a id = "l00723" name = "l00723" > < / a > < span class = "lineno" > 723< / span > }< / div >
< div class = "line" > < a id = "l00724" name = "l00724" > < / a > < span class = "lineno" > 724< / span > < / div >
< div class = "line" > < a id = "l00725" name = "l00725" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8b7e8f68d99ed66ed60614875c4b2880" > 725< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8b7e8f68d99ed66ed60614875c4b2880" > IndexedModel::set_variable_upper_bound< / a > (< span class = "keyword" > const< / span > VariableId < span class = "keywordtype" > id< / span > ,< / div >
< div class = "line" > < a id = "l00726" name = "l00726" > < / a > < span class = "lineno" > 726< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ) {< / div >
< div class = "line" > < a id = "l00727" name = "l00727" > < / a > < span class = "lineno" > 727< / span > set_variable_property(< span class = "keywordtype" > id< / span > , < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > , & < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > VariableData::upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00728" name = "l00728" > < / a > < span class = "lineno" > 728< / span > dirty_variable_upper_bounds_);< / div >
< div class = "line" > < a id = "l00729" name = "l00729" > < / a > < span class = "lineno" > 729< / span > }< / div >
< div class = "line" > < a id = "l00730" name = "l00730" > < / a > < span class = "lineno" > 730< / span > < / div >
< div class = "line" > < a id = "l00731" name = "l00731" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8d14c94eacaa39871160000543832ecb" > 731< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8d14c94eacaa39871160000543832ecb" > IndexedModel::set_variable_is_integer< / a > (< span class = "keyword" > const< / span > VariableId < span class = "keywordtype" > id< / span > ,< / div >
< div class = "line" > < a id = "l00732" name = "l00732" > < / a > < span class = "lineno" > 732< / span > < span class = "keyword" > const< / span > < span class = "keywordtype" > bool< / span > is_integer) {< / div >
< div class = "line" > < a id = "l00733" name = "l00733" > < / a > < span class = "lineno" > 733< / span > set_variable_property(< span class = "keywordtype" > id< / span > , is_integer, & VariableData::is_integer,< / div >
< div class = "line" > < a id = "l00734" name = "l00734" > < / a > < span class = "lineno" > 734< / span > dirty_variable_is_integer_);< / div >
< div class = "line" > < a id = "l00735" name = "l00735" > < / a > < span class = "lineno" > 735< / span > }< / div >
< div class = "line" > < a id = "l00736" name = "l00736" > < / a > < span class = "lineno" > 736< / span > < / div >
< div class = "line" > < a id = "l00737" name = "l00737" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#abd0176483a997273d9fd7b74e890605c" > 737< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#abd0176483a997273d9fd7b74e890605c" > IndexedModel::set_variable_as_integer< / a > (VariableId < span class = "keywordtype" > id< / span > ) {< / div >
< div class = "line" > < a id = "l00738" name = "l00738" > < / a > < span class = "lineno" > 738< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8d14c94eacaa39871160000543832ecb" > set_variable_is_integer< / a > (< span class = "keywordtype" > id< / span > , < span class = "keyword" > true< / span > );< / div >
< div class = "line" > < a id = "l00739" name = "l00739" > < / a > < span class = "lineno" > 739< / span > }< / div >
< div class = "line" > < a id = "l00740" name = "l00740" > < / a > < span class = "lineno" > 740< / span > < / div >
< div class = "line" > < a id = "l00741" name = "l00741" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2a9fcbe11984bc3ed7b823442e510daf" > 741< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2a9fcbe11984bc3ed7b823442e510daf" > IndexedModel::set_variable_as_continuous< / a > (VariableId < span class = "keywordtype" > id< / span > ) {< / div >
< div class = "line" > < a id = "l00742" name = "l00742" > < / a > < span class = "lineno" > 742< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8d14c94eacaa39871160000543832ecb" > set_variable_is_integer< / a > (< span class = "keywordtype" > id< / span > , < span class = "keyword" > false< / span > );< / div >
< div class = "line" > < a id = "l00743" name = "l00743" > < / a > < span class = "lineno" > 743< / span > }< / div >
< div class = "line" > < a id = "l00744" name = "l00744" > < / a > < span class = "lineno" > 744< / span > < / div >
< div class = "line" > < a id = "l00745" name = "l00745" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a663e6fd290b30b948686c43cea697140" > 745< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a663e6fd290b30b948686c43cea697140" > IndexedModel::num_variables< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > variables_.size(); }< / div >
< div class = "line" > < a id = "l00746" name = "l00746" > < / a > < span class = "lineno" > 746< / span > < / div >
< div class = "line" > < a id = "l00747" name = "l00747" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab813923adfbb357bceab924ab4c5d742" > 747< / a > < / span > VariableId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab813923adfbb357bceab924ab4c5d742" > IndexedModel::next_variable_id< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > next_variable_id_; }< / div >
< div class = "line" > < a id = "l00748" name = "l00748" > < / a > < span class = "lineno" > 748< / span > < / div >
< div class = "line" > < a id = "l00749" name = "l00749" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ac6312f744075f29a4f5739fbd98c7a73" > 749< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ac6312f744075f29a4f5739fbd98c7a73" > IndexedModel::has_variable< / a > (< span class = "keyword" > const< / span > VariableId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00750" name = "l00750" > < / a > < span class = "lineno" > 750< / span > < span class = "keywordflow" > return< / span > variables_.contains(< span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00751" name = "l00751" > < / a > < span class = "lineno" > 751< / span > }< / div >
< div class = "line" > < a id = "l00752" name = "l00752" > < / a > < span class = "lineno" > 752< / span > < / div >
< div class = "line" > < a id = "l00754" name = "l00754" > < / a > < span class = "lineno" > 754< / span > < span class = "comment" > // Linear Constraints< / span > < / div >
< div class = "line" > < a id = "l00756" name = "l00756" > < / a > < span class = "lineno" > 756< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00757" name = "l00757" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aef798fd853e39de45ca855559f0df129" > 757< / a > < / span > LinearConstraintId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aef798fd853e39de45ca855559f0df129" > IndexedModel::AddLinearConstraint< / a > (absl::string_view < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > ) {< / div >
< div class = "line" > < a id = "l00758" name = "l00758" > < / a > < span class = "lineno" > 758< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aef798fd853e39de45ca855559f0df129" > AddLinearConstraint< / a > (-std::numeric_limits< double> ::infinity(),< / div >
< div class = "line" > < a id = "l00759" name = "l00759" > < / a > < span class = "lineno" > 759< / span > std::numeric_limits< double> ::infinity(), < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > name< / a > );< / div >
< div class = "line" > < a id = "l00760" name = "l00760" > < / a > < span class = "lineno" > 760< / span > }< / div >
< div class = "line" > < a id = "l00761" name = "l00761" > < / a > < span class = "lineno" > 761< / span > < / div >
< div class = "line" > < a id = "l00762" name = "l00762" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a678b766d3d2755e11ea611d010121c33" > 762< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a678b766d3d2755e11ea611d010121c33" > IndexedModel::linear_constraint_lower_bound< / a > (< / div >
< div class = "line" > < a id = "l00763" name = "l00763" > < / a > < span class = "lineno" > 763< / span > < span class = "keyword" > const< / span > LinearConstraintId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00764" name = "l00764" > < / a > < span class = "lineno" > 764< / span > < span class = "keywordflow" > return< / span > linear_constraints_.at(< span class = "keywordtype" > id< / span > ).lower_bound;< / div >
< div class = "line" > < a id = "l00765" name = "l00765" > < / a > < span class = "lineno" > 765< / span > }< / div >
< div class = "line" > < a id = "l00766" name = "l00766" > < / a > < span class = "lineno" > 766< / span > < / div >
< div class = "line" > < a id = "l00767" name = "l00767" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab992747a7ee98bacfe6f73613de541b2" > 767< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab992747a7ee98bacfe6f73613de541b2" > IndexedModel::linear_constraint_upper_bound< / a > (< / div >
< div class = "line" > < a id = "l00768" name = "l00768" > < / a > < span class = "lineno" > 768< / span > < span class = "keyword" > const< / span > LinearConstraintId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00769" name = "l00769" > < / a > < span class = "lineno" > 769< / span > < span class = "keywordflow" > return< / span > linear_constraints_.at(< span class = "keywordtype" > id< / span > ).upper_bound;< / div >
< div class = "line" > < a id = "l00770" name = "l00770" > < / a > < span class = "lineno" > 770< / span > }< / div >
< div class = "line" > < a id = "l00771" name = "l00771" > < / a > < span class = "lineno" > 771< / span > < / div >
< div class = "line" > < a id = "l00772" name = "l00772" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ae39ae31dc0210e088bef7f4a4160e934" > 772< / a > < / span > < span class = "keyword" > const< / span > std::string& < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ae39ae31dc0210e088bef7f4a4160e934" > IndexedModel::linear_constraint_name< / a > (< / div >
< div class = "line" > < a id = "l00773" name = "l00773" > < / a > < span class = "lineno" > 773< / span > < span class = "keyword" > const< / span > LinearConstraintId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00774" name = "l00774" > < / a > < span class = "lineno" > 774< / span > < span class = "keywordflow" > return< / span > linear_constraints_.at(< span class = "keywordtype" > id< / span > ).name;< / div >
< div class = "line" > < a id = "l00775" name = "l00775" > < / a > < span class = "lineno" > 775< / span > }< / div >
< div class = "line" > < a id = "l00776" name = "l00776" > < / a > < span class = "lineno" > 776< / span > < / div >
< div class = "line" > < a id = "l00777" name = "l00777" > < / a > < span class = "lineno" > 777< / span > < span class = "keywordtype" > void< / span > IndexedModel::set_linear_constraint_property(< / div >
< div class = "line" > < a id = "l00778" name = "l00778" > < / a > < span class = "lineno" > 778< / span > < span class = "keyword" > const< / span > LinearConstraintId < span class = "keywordtype" > id< / span > , < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ,< / div >
< div class = "line" > < a id = "l00779" name = "l00779" > < / a > < span class = "lineno" > 779< / span > < span class = "keywordtype" > double< / span > LinearConstraintData::*< span class = "keyword" > const< / span > field,< / div >
< div class = "line" > < a id = "l00780" name = "l00780" > < / a > < span class = "lineno" > 780< / span > absl::flat_hash_set< LinearConstraintId> & dirty_set) {< / div >
< div class = "line" > < a id = "l00781" name = "l00781" > < / a > < span class = "lineno" > 781< / span > LinearConstraintData& lin_con_data = linear_constraints_.at(< span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00782" name = "l00782" > < / a > < span class = "lineno" > 782< / span > < span class = "keywordflow" > if< / span > (lin_con_data.*field != < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) {< / div >
< div class = "line" > < a id = "l00783" name = "l00783" > < / a > < span class = "lineno" > 783< / span > lin_con_data.*field = < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ;< / div >
< div class = "line" > < a id = "l00784" name = "l00784" > < / a > < span class = "lineno" > 784< / span > < span class = "keywordflow" > if< / span > (< span class = "keywordtype" > id< / span > < linear_constraints_checkpoint_) {< / div >
< div class = "line" > < a id = "l00785" name = "l00785" > < / a > < span class = "lineno" > 785< / span > dirty_set.insert(< span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00786" name = "l00786" > < / a > < span class = "lineno" > 786< / span > }< / div >
< div class = "line" > < a id = "l00787" name = "l00787" > < / a > < span class = "lineno" > 787< / span > }< / div >
< div class = "line" > < a id = "l00788" name = "l00788" > < / a > < span class = "lineno" > 788< / span > }< / div >
< div class = "line" > < a id = "l00789" name = "l00789" > < / a > < span class = "lineno" > 789< / span > < / div >
< div class = "line" > < a id = "l00790" name = "l00790" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab5a7ada8537138e3b7e87075386d9439" > 790< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab5a7ada8537138e3b7e87075386d9439" > IndexedModel::set_linear_constraint_lower_bound< / a > (< / div >
< div class = "line" > < a id = "l00791" name = "l00791" > < / a > < span class = "lineno" > 791< / span > < span class = "keyword" > const< / span > LinearConstraintId < span class = "keywordtype" > id< / span > , < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ) {< / div >
< div class = "line" > < a id = "l00792" name = "l00792" > < / a > < span class = "lineno" > 792< / span > set_linear_constraint_property(< span class = "keywordtype" > id< / span > , < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00793" name = "l00793" > < / a > < span class = "lineno" > 793< / span > & < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > LinearConstraintData::lower_bound< / a > ,< / div >
< div class = "line" > < a id = "l00794" name = "l00794" > < / a > < span class = "lineno" > 794< / span > dirty_linear_constraint_lower_bounds_);< / div >
< div class = "line" > < a id = "l00795" name = "l00795" > < / a > < span class = "lineno" > 795< / span > }< / div >
< div class = "line" > < a id = "l00796" name = "l00796" > < / a > < span class = "lineno" > 796< / span > < / div >
< div class = "line" > < a id = "l00797" name = "l00797" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa15cd4cfdde4ce3435ec28405bf1034f" > 797< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa15cd4cfdde4ce3435ec28405bf1034f" > IndexedModel::set_linear_constraint_upper_bound< / a > (< / div >
< div class = "line" > < a id = "l00798" name = "l00798" > < / a > < span class = "lineno" > 798< / span > < span class = "keyword" > const< / span > LinearConstraintId < span class = "keywordtype" > id< / span > , < span class = "keyword" > const< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ) {< / div >
< div class = "line" > < a id = "l00799" name = "l00799" > < / a > < span class = "lineno" > 799< / span > set_linear_constraint_property(< span class = "keywordtype" > id< / span > , < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00800" name = "l00800" > < / a > < span class = "lineno" > 800< / span > & < a class = "code hl_variable" href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > LinearConstraintData::upper_bound< / a > ,< / div >
< div class = "line" > < a id = "l00801" name = "l00801" > < / a > < span class = "lineno" > 801< / span > dirty_linear_constraint_upper_bounds_);< / div >
< div class = "line" > < a id = "l00802" name = "l00802" > < / a > < span class = "lineno" > 802< / span > }< / div >
< div class = "line" > < a id = "l00803" name = "l00803" > < / a > < span class = "lineno" > 803< / span > < / div >
< div class = "line" > < a id = "l00804" name = "l00804" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2e6856997ce83e9841705b40d7fc626c" > 804< / a > < / span > < span class = "keywordtype" > int< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2e6856997ce83e9841705b40d7fc626c" > IndexedModel::num_linear_constraints< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00805" name = "l00805" > < / a > < span class = "lineno" > 805< / span > < span class = "keywordflow" > return< / span > linear_constraints_.size();< / div >
< div class = "line" > < a id = "l00806" name = "l00806" > < / a > < span class = "lineno" > 806< / span > }< / div >
< div class = "line" > < a id = "l00807" name = "l00807" > < / a > < span class = "lineno" > 807< / span > < / div >
< div class = "line" > < a id = "l00808" name = "l00808" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a0d2dc57cc15d21d70326b1705678ce4a" > 808< / a > < / span > LinearConstraintId < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a0d2dc57cc15d21d70326b1705678ce4a" > IndexedModel::next_linear_constraint_id< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00809" name = "l00809" > < / a > < span class = "lineno" > 809< / span > < span class = "keywordflow" > return< / span > next_linear_constraint_id_;< / div >
< div class = "line" > < a id = "l00810" name = "l00810" > < / a > < span class = "lineno" > 810< / span > }< / div >
< div class = "line" > < a id = "l00811" name = "l00811" > < / a > < span class = "lineno" > 811< / span > < / div >
< div class = "line" > < a id = "l00812" name = "l00812" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a908e89788fc911467d3f144d838e33b0" > 812< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a908e89788fc911467d3f144d838e33b0" > IndexedModel::has_linear_constraint< / a > (< span class = "keyword" > const< / span > LinearConstraintId < span class = "keywordtype" > id< / span > )< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00813" name = "l00813" > < / a > < span class = "lineno" > 813< / span > < span class = "keywordflow" > return< / span > linear_constraints_.contains(< span class = "keywordtype" > id< / span > );< / div >
< div class = "line" > < a id = "l00814" name = "l00814" > < / a > < span class = "lineno" > 814< / span > }< / div >
< div class = "line" > < a id = "l00815" name = "l00815" > < / a > < span class = "lineno" > 815< / span > < / div >
< div class = "line" > < a id = "l00817" name = "l00817" > < / a > < span class = "lineno" > 817< / span > < span class = "comment" > // Linear Constraint Matrix< / span > < / div >
< div class = "line" > < a id = "l00819" name = "l00819" > < / a > < span class = "lineno" > 819< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00820" name = "l00820" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a3ddc996c67fe0a2aad20b724fd800128" > 820< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a3ddc996c67fe0a2aad20b724fd800128" > IndexedModel::linear_constraint_coefficient< / a > (< / div >
< div class = "line" > < a id = "l00821" name = "l00821" > < / a > < span class = "lineno" > 821< / span > LinearConstraintId constraint, VariableId variable)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00822" name = "l00822" > < / a > < span class = "lineno" > 822< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "namespacegtl.html#a795ebdb62731938c8c31b221f0f074b4" > gtl::FindWithDefault< / a > (linear_constraint_matrix_,< / div >
< div class = "line" > < a id = "l00823" name = "l00823" > < / a > < span class = "lineno" > 823< / span > {constraint, variable});< / div >
< div class = "line" > < a id = "l00824" name = "l00824" > < / a > < span class = "lineno" > 824< / span > }< / div >
< div class = "line" > < a id = "l00825" name = "l00825" > < / a > < span class = "lineno" > 825< / span > < / div >
< div class = "line" > < a id = "l00826" name = "l00826" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#adff992b38df40ed44a9815cceaf56ef8" > 826< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#adff992b38df40ed44a9815cceaf56ef8" > IndexedModel::is_linear_constraint_coefficient_nonzero< / a > (< / div >
< div class = "line" > < a id = "l00827" name = "l00827" > < / a > < span class = "lineno" > 827< / span > LinearConstraintId constraint, VariableId variable)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00828" name = "l00828" > < / a > < span class = "lineno" > 828< / span > < span class = "keywordflow" > return< / span > linear_constraint_matrix_.contains({constraint, variable});< / div >
< div class = "line" > < a id = "l00829" name = "l00829" > < / a > < span class = "lineno" > 829< / span > }< / div >
< div class = "line" > < a id = "l00830" name = "l00830" > < / a > < span class = "lineno" > 830< / span > < / div >
< div class = "line" > < a id = "l00831" name = "l00831" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a773cd96209ac3afb1256dc1852f93ae7" > 831< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a773cd96209ac3afb1256dc1852f93ae7" > IndexedModel::set_linear_constraint_coefficient< / a > (< / div >
< div class = "line" > < a id = "l00832" name = "l00832" > < / a > < span class = "lineno" > 832< / span > LinearConstraintId constraint, VariableId variable, < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) {< / div >
< div class = "line" > < a id = "l00833" name = "l00833" > < / a > < span class = "lineno" > 833< / span > < span class = "keywordtype" > bool< / span > was_updated = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00834" name = "l00834" > < / a > < span class = "lineno" > 834< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > == 0.0) {< / div >
< div class = "line" > < a id = "l00835" name = "l00835" > < / a > < span class = "lineno" > 835< / span > < span class = "keywordflow" > if< / span > (linear_constraint_matrix_.erase({constraint, variable}) > 0) {< / div >
< div class = "line" > < a id = "l00836" name = "l00836" > < / a > < span class = "lineno" > 836< / span > was_updated = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00837" name = "l00837" > < / a > < span class = "lineno" > 837< / span > < span class = "keywordflow" > if< / span > (!lazy_matrix_columns_.empty()) {< / div >
< div class = "line" > < a id = "l00838" name = "l00838" > < / a > < span class = "lineno" > 838< / span > lazy_matrix_columns_.at(variable).erase(constraint);< / div >
< div class = "line" > < a id = "l00839" name = "l00839" > < / a > < span class = "lineno" > 839< / span > }< / div >
< div class = "line" > < a id = "l00840" name = "l00840" > < / a > < span class = "lineno" > 840< / span > < span class = "keywordflow" > if< / span > (!lazy_matrix_rows_.empty()) {< / div >
< div class = "line" > < a id = "l00841" name = "l00841" > < / a > < span class = "lineno" > 841< / span > lazy_matrix_rows_.at(constraint).erase(variable);< / div >
< div class = "line" > < a id = "l00842" name = "l00842" > < / a > < span class = "lineno" > 842< / span > }< / div >
< div class = "line" > < a id = "l00843" name = "l00843" > < / a > < span class = "lineno" > 843< / span > }< / div >
< div class = "line" > < a id = "l00844" name = "l00844" > < / a > < span class = "lineno" > 844< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00845" name = "l00845" > < / a > < span class = "lineno" > 845< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > [iterator, inserted] =< / div >
< div class = "line" > < a id = "l00846" name = "l00846" > < / a > < span class = "lineno" > 846< / span > linear_constraint_matrix_.try_emplace({constraint, variable}, < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l00847" name = "l00847" > < / a > < span class = "lineno" > 847< / span > < span class = "keywordflow" > if< / span > (inserted) {< / div >
< div class = "line" > < a id = "l00848" name = "l00848" > < / a > < span class = "lineno" > 848< / span > was_updated = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00849" name = "l00849" > < / a > < span class = "lineno" > 849< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (iterator-> second != < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) {< / div >
< div class = "line" > < a id = "l00850" name = "l00850" > < / a > < span class = "lineno" > 850< / span > iterator-> second = < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ;< / div >
< div class = "line" > < a id = "l00851" name = "l00851" > < / a > < span class = "lineno" > 851< / span > was_updated = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00852" name = "l00852" > < / a > < span class = "lineno" > 852< / span > }< / div >
< div class = "line" > < a id = "l00853" name = "l00853" > < / a > < span class = "lineno" > 853< / span > < span class = "keywordflow" > if< / span > (!lazy_matrix_columns_.empty()) {< / div >
< div class = "line" > < a id = "l00854" name = "l00854" > < / a > < span class = "lineno" > 854< / span > lazy_matrix_columns_.at(variable).insert(constraint);< / div >
< div class = "line" > < a id = "l00855" name = "l00855" > < / a > < span class = "lineno" > 855< / span > }< / div >
< div class = "line" > < a id = "l00856" name = "l00856" > < / a > < span class = "lineno" > 856< / span > < span class = "keywordflow" > if< / span > (!lazy_matrix_rows_.empty()) {< / div >
< div class = "line" > < a id = "l00857" name = "l00857" > < / a > < span class = "lineno" > 857< / span > lazy_matrix_rows_.at(constraint).insert(variable);< / div >
< div class = "line" > < a id = "l00858" name = "l00858" > < / a > < span class = "lineno" > 858< / span > }< / div >
< div class = "line" > < a id = "l00859" name = "l00859" > < / a > < span class = "lineno" > 859< / span > }< / div >
< div class = "line" > < a id = "l00860" name = "l00860" > < / a > < span class = "lineno" > 860< / span > < span class = "keywordflow" > if< / span > (was_updated & & constraint < linear_constraints_checkpoint_ & & < / div >
< div class = "line" > < a id = "l00861" name = "l00861" > < / a > < span class = "lineno" > 861< / span > variable < variables_checkpoint_) {< / div >
< div class = "line" > < a id = "l00862" name = "l00862" > < / a > < span class = "lineno" > 862< / span > dirty_linear_constraint_matrix_keys_.emplace(constraint, variable);< / div >
< div class = "line" > < a id = "l00863" name = "l00863" > < / a > < span class = "lineno" > 863< / span > }< / div >
< div class = "line" > < a id = "l00864" name = "l00864" > < / a > < span class = "lineno" > 864< / span > }< / div >
< div class = "line" > < a id = "l00865" name = "l00865" > < / a > < span class = "lineno" > 865< / span > < / div >
< div class = "line" > < a id = "l00866" name = "l00866" > < / a > < span class = "lineno" > 866< / span > < span class = "keyword" > const< / span > absl::flat_hash_map< std::pair< LinearConstraintId, VariableId> , < span class = "keywordtype" > double< / span > > & < / div >
< div class = "line" > < a id = "l00867" name = "l00867" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a577ce80ebfcd851873edc1f222c091a6" > 867< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a577ce80ebfcd851873edc1f222c091a6" > IndexedModel::linear_constraint_matrix< / a > ()< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00868" name = "l00868" > < / a > < span class = "lineno" > 868< / span > < span class = "keywordflow" > return< / span > linear_constraint_matrix_;< / div >
< div class = "line" > < a id = "l00869" name = "l00869" > < / a > < span class = "lineno" > 869< / span > }< / div >
< div class = "line" > < a id = "l00870" name = "l00870" > < / a > < span class = "lineno" > 870< / span > < / div >
< div class = "line" > < a id = "l00871" name = "l00871" > < / a > < span class = "lineno" > 871< / span > < span class = "keyword" > const< / span > absl::flat_hash_set< VariableId> & < / div >
< div class = "line" > < a id = "l00872" name = "l00872" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a9aebaa9ad5f54c82a0fc2a254a047c77" > 872< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a9aebaa9ad5f54c82a0fc2a254a047c77" > IndexedModel::variables_in_linear_constraint< / a > (LinearConstraintId constraint) {< / div >
< div class = "line" > < a id = "l00873" name = "l00873" > < / a > < span class = "lineno" > 873< / span > EnsureLazyMatrixRows();< / div >
< div class = "line" > < a id = "l00874" name = "l00874" > < / a > < span class = "lineno" > 874< / span > < span class = "keywordflow" > return< / span > lazy_matrix_rows_.at(constraint);< / div >
< div class = "line" > < a id = "l00875" name = "l00875" > < / a > < span class = "lineno" > 875< / span > }< / div >
< div class = "line" > < a id = "l00876" name = "l00876" > < / a > < span class = "lineno" > 876< / span > < / div >
< div class = "line" > < a id = "l00877" name = "l00877" > < / a > < span class = "lineno" > 877< / span > < span class = "keyword" > const< / span > absl::flat_hash_set< LinearConstraintId> & < / div >
< div class = "line" > < a id = "l00878" name = "l00878" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#add994b6faee2e4288a89a3dd0a449366" > 878< / a > < / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#add994b6faee2e4288a89a3dd0a449366" > IndexedModel::linear_constraints_with_variable< / a > (VariableId variable) {< / div >
< div class = "line" > < a id = "l00879" name = "l00879" > < / a > < span class = "lineno" > 879< / span > EnsureLazyMatrixColumns();< / div >
< div class = "line" > < a id = "l00880" name = "l00880" > < / a > < span class = "lineno" > 880< / span > < span class = "keywordflow" > return< / span > lazy_matrix_columns_.at(variable);< / div >
< div class = "line" > < a id = "l00881" name = "l00881" > < / a > < span class = "lineno" > 881< / span > }< / div >
< div class = "line" > < a id = "l00882" name = "l00882" > < / a > < span class = "lineno" > 882< / span > < / div >
< div class = "line" > < a id = "l00884" name = "l00884" > < / a > < span class = "lineno" > 884< / span > < span class = "comment" > // Objective< / span > < / div >
< div class = "line" > < a id = "l00886" name = "l00886" > < / a > < span class = "lineno" > 886< / span > < span class = "comment" > < / span > < / div >
< div class = "line" > < a id = "l00887" name = "l00887" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aab068699099bdffd5c834f440cdc7e51" > 887< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aab068699099bdffd5c834f440cdc7e51" > IndexedModel::is_maximize< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > is_maximize_; }< / div >
< div class = "line" > < a id = "l00888" name = "l00888" > < / a > < span class = "lineno" > 888< / span > < / div >
< div class = "line" > < a id = "l00889" name = "l00889" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a6f3611559b9d19eb580c5768c963bd99" > 889< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a6f3611559b9d19eb580c5768c963bd99" > IndexedModel::objective_offset< / a > ()< span class = "keyword" > const < / span > { < span class = "keywordflow" > return< / span > objective_offset_; }< / div >
< div class = "line" > < a id = "l00890" name = "l00890" > < / a > < span class = "lineno" > 890< / span > < / div >
< div class = "line" > < a id = "l00891" name = "l00891" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2c5977ec712e2c0a2b3eae8f35758eec" > 891< / a > < / span > < span class = "keywordtype" > double< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2c5977ec712e2c0a2b3eae8f35758eec" > IndexedModel::linear_objective_coefficient< / a > (VariableId variable)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00892" name = "l00892" > < / a > < span class = "lineno" > 892< / span > < span class = "keywordflow" > return< / span > < a class = "code hl_function" href = "namespacegtl.html#a795ebdb62731938c8c31b221f0f074b4" > gtl::FindWithDefault< / a > (linear_objective_, variable);< / div >
< div class = "line" > < a id = "l00893" name = "l00893" > < / a > < span class = "lineno" > 893< / span > }< / div >
< div class = "line" > < a id = "l00894" name = "l00894" > < / a > < span class = "lineno" > 894< / span > < / div >
< div class = "line" > < a id = "l00895" name = "l00895" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af7dffb7e1f4e3d519182f1c934ae1df2" > 895< / a > < / span > < span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af7dffb7e1f4e3d519182f1c934ae1df2" > IndexedModel::is_linear_objective_coefficient_nonzero< / a > (< / div >
< div class = "line" > < a id = "l00896" name = "l00896" > < / a > < span class = "lineno" > 896< / span > VariableId variable)< span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00897" name = "l00897" > < / a > < span class = "lineno" > 897< / span > < span class = "keywordflow" > return< / span > linear_objective_.contains(variable);< / div >
< div class = "line" > < a id = "l00898" name = "l00898" > < / a > < span class = "lineno" > 898< / span > }< / div >
< div class = "line" > < a id = "l00899" name = "l00899" > < / a > < span class = "lineno" > 899< / span > < / div >
< div class = "line" > < a id = "l00900" name = "l00900" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aafbe56ff1eada47dff1b4626d455498f" > 900< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aafbe56ff1eada47dff1b4626d455498f" > IndexedModel::set_is_maximize< / a > (< span class = "keywordtype" > bool< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aab068699099bdffd5c834f440cdc7e51" > is_maximize< / a > ) {< / div >
< div class = "line" > < a id = "l00901" name = "l00901" > < / a > < span class = "lineno" > 901< / span > < span class = "keywordflow" > if< / span > (is_maximize_ != < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aab068699099bdffd5c834f440cdc7e51" > is_maximize< / a > ) {< / div >
< div class = "line" > < a id = "l00902" name = "l00902" > < / a > < span class = "lineno" > 902< / span > dirty_objective_direction_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00903" name = "l00903" > < / a > < span class = "lineno" > 903< / span > is_maximize_ = < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aab068699099bdffd5c834f440cdc7e51" > is_maximize< / a > ;< / div >
< div class = "line" > < a id = "l00904" name = "l00904" > < / a > < span class = "lineno" > 904< / span > }< / div >
< div class = "line" > < a id = "l00905" name = "l00905" > < / a > < span class = "lineno" > 905< / span > }< / div >
< div class = "line" > < a id = "l00906" name = "l00906" > < / a > < span class = "lineno" > 906< / span > < / div >
< div class = "line" > < a id = "l00907" name = "l00907" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a73b03874d78f664a43ffc1ddff06f25a" > 907< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a73b03874d78f664a43ffc1ddff06f25a" > IndexedModel::set_maximize< / a > () { < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aafbe56ff1eada47dff1b4626d455498f" > set_is_maximize< / a > (< span class = "keyword" > true< / span > ); }< / div >
< div class = "line" > < a id = "l00908" name = "l00908" > < / a > < span class = "lineno" > 908< / span > < / div >
< div class = "line" > < a id = "l00909" name = "l00909" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a72d0f15f1d26ee64b25a14bbe359ea52" > 909< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a72d0f15f1d26ee64b25a14bbe359ea52" > IndexedModel::set_minimize< / a > () { < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aafbe56ff1eada47dff1b4626d455498f" > set_is_maximize< / a > (< span class = "keyword" > false< / span > ); }< / div >
< div class = "line" > < a id = "l00910" name = "l00910" > < / a > < span class = "lineno" > 910< / span > < / div >
< div class = "line" > < a id = "l00911" name = "l00911" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afe1e374f83d18136957c73fcaf399ba7" > 911< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afe1e374f83d18136957c73fcaf399ba7" > IndexedModel::set_objective_offset< / a > (< span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) {< / div >
< div class = "line" > < a id = "l00912" name = "l00912" > < / a > < span class = "lineno" > 912< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > != objective_offset_) {< / div >
< div class = "line" > < a id = "l00913" name = "l00913" > < / a > < span class = "lineno" > 913< / span > dirty_objective_offset_ = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00914" name = "l00914" > < / a > < span class = "lineno" > 914< / span > objective_offset_ = < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ;< / div >
< div class = "line" > < a id = "l00915" name = "l00915" > < / a > < span class = "lineno" > 915< / span > }< / div >
< div class = "line" > < a id = "l00916" name = "l00916" > < / a > < span class = "lineno" > 916< / span > }< / div >
< div class = "line" > < a id = "l00917" name = "l00917" > < / a > < span class = "lineno" > 917< / span > < / div >
< div class = "line" > < a id = "l00918" name = "l00918" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a41e65f404be4194aa05001eeccb35e25" > 918< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a41e65f404be4194aa05001eeccb35e25" > IndexedModel::set_linear_objective_coefficient< / a > (VariableId variable,< / div >
< div class = "line" > < a id = "l00919" name = "l00919" > < / a > < span class = "lineno" > 919< / span > < span class = "keywordtype" > double< / span > < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) {< / div >
< div class = "line" > < a id = "l00920" name = "l00920" > < / a > < span class = "lineno" > 920< / span > < span class = "keywordtype" > bool< / span > was_updated = < span class = "keyword" > false< / span > ;< / div >
< div class = "line" > < a id = "l00921" name = "l00921" > < / a > < span class = "lineno" > 921< / span > < span class = "keywordflow" > if< / span > (< a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > == 0.0) {< / div >
< div class = "line" > < a id = "l00922" name = "l00922" > < / a > < span class = "lineno" > 922< / span > < span class = "keywordflow" > if< / span > (linear_objective_.erase(variable) > 0) {< / div >
< div class = "line" > < a id = "l00923" name = "l00923" > < / a > < span class = "lineno" > 923< / span > was_updated = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00924" name = "l00924" > < / a > < span class = "lineno" > 924< / span > }< / div >
< div class = "line" > < a id = "l00925" name = "l00925" > < / a > < span class = "lineno" > 925< / span > } < span class = "keywordflow" > else< / span > {< / div >
< div class = "line" > < a id = "l00926" name = "l00926" > < / a > < span class = "lineno" > 926< / span > < span class = "keyword" > const< / span > < span class = "keyword" > auto< / span > [iterator, inserted] =< / div >
< div class = "line" > < a id = "l00927" name = "l00927" > < / a > < span class = "lineno" > 927< / span > linear_objective_.try_emplace(variable, < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > );< / div >
< div class = "line" > < a id = "l00928" name = "l00928" > < / a > < span class = "lineno" > 928< / span > < span class = "keywordflow" > if< / span > (inserted) {< / div >
< div class = "line" > < a id = "l00929" name = "l00929" > < / a > < span class = "lineno" > 929< / span > was_updated = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00930" name = "l00930" > < / a > < span class = "lineno" > 930< / span > } < span class = "keywordflow" > else< / span > < span class = "keywordflow" > if< / span > (iterator-> second != < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ) {< / div >
< div class = "line" > < a id = "l00931" name = "l00931" > < / a > < span class = "lineno" > 931< / span > iterator-> second = < a class = "code hl_variable" href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > ;< / div >
< div class = "line" > < a id = "l00932" name = "l00932" > < / a > < span class = "lineno" > 932< / span > was_updated = < span class = "keyword" > true< / span > ;< / div >
< div class = "line" > < a id = "l00933" name = "l00933" > < / a > < span class = "lineno" > 933< / span > }< / div >
< div class = "line" > < a id = "l00934" name = "l00934" > < / a > < span class = "lineno" > 934< / span > }< / div >
< div class = "line" > < a id = "l00935" name = "l00935" > < / a > < span class = "lineno" > 935< / span > < span class = "keywordflow" > if< / span > (was_updated & & variable < variables_checkpoint_) {< / div >
< div class = "line" > < a id = "l00936" name = "l00936" > < / a > < span class = "lineno" > 936< / span > dirty_linear_objective_coefficients_.insert(variable);< / div >
< div class = "line" > < a id = "l00937" name = "l00937" > < / a > < span class = "lineno" > 937< / span > }< / div >
< div class = "line" > < a id = "l00938" name = "l00938" > < / a > < span class = "lineno" > 938< / span > }< / div >
< div class = "line" > < a id = "l00939" name = "l00939" > < / a > < span class = "lineno" > 939< / span > < / div >
< div class = "line" > < a id = "l00940" name = "l00940" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ad97af219ab4d62c806c052848a69dab3" > 940< / a > < / span > < span class = "keywordtype" > void< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ad97af219ab4d62c806c052848a69dab3" > IndexedModel::clear_objective< / a > () {< / div >
< div class = "line" > < a id = "l00941" name = "l00941" > < / a > < span class = "lineno" > 941< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afe1e374f83d18136957c73fcaf399ba7" > set_objective_offset< / a > (0.0);< / div >
< div class = "line" > < a id = "l00942" name = "l00942" > < / a > < span class = "lineno" > 942< / span > < span class = "keywordflow" > while< / span > (!linear_objective_.empty()) {< / div >
< div class = "line" > < a id = "l00943" name = "l00943" > < / a > < span class = "lineno" > 943< / span > < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a41e65f404be4194aa05001eeccb35e25" > set_linear_objective_coefficient< / a > (linear_objective_.begin()-> first, 0.0);< / div >
< div class = "line" > < a id = "l00944" name = "l00944" > < / a > < span class = "lineno" > 944< / span > }< / div >
< div class = "line" > < a id = "l00945" name = "l00945" > < / a > < span class = "lineno" > 945< / span > }< / div >
< div class = "line" > < a id = "l00946" name = "l00946" > < / a > < span class = "lineno" > 946< / span > < / div >
< div class = "line" > < a id = "l00947" name = "l00947" > < / a > < span class = "lineno" > < a class = "line" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af52714c03a37c64cbb23fd5e75633585" > 947< / a > < / span > < span class = "keyword" > const< / span > absl::flat_hash_map< VariableId, double> & < a class = "code hl_function" href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af52714c03a37c64cbb23fd5e75633585" > IndexedModel::linear_objective< / a > ()< span class = "keyword" > < / span > < / div >
< div class = "line" > < a id = "l00948" name = "l00948" > < / a > < span class = "lineno" > 948< / span > < span class = "keyword" > const < / span > {< / div >
< div class = "line" > < a id = "l00949" name = "l00949" > < / a > < span class = "lineno" > 949< / span > < span class = "keywordflow" > return< / span > linear_objective_;< / div >
< div class = "line" > < a id = "l00950" name = "l00950" > < / a > < span class = "lineno" > 950< / span > }< / div >
< div class = "line" > < a id = "l00951" name = "l00951" > < / a > < span class = "lineno" > 951< / span > < / div >
< div class = "line" > < a id = "l00952" name = "l00952" > < / a > < span class = "lineno" > 952< / span > } < span class = "comment" > // namespace math_opt< / span > < / div >
< div class = "line" > < a id = "l00953" name = "l00953" > < / a > < span class = "lineno" > 953< / span > } < span class = "comment" > // namespace operations_research< / span > < / div >
< div class = "line" > < a id = "l00954" name = "l00954" > < / a > < span class = "lineno" > 954< / span > < / div >
< div class = "line" > < a id = "l00955" name = "l00955" > < / a > < span class = "lineno" > 955< / span > < span class = "preprocessor" > #endif < / span > < span class = "comment" > // OR_TOOLS_MATH_OPT_CORE_INDEXED_MODEL_H_< / span > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html" > operations_research::math_opt::IndexedModel::UpdateTracker< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00212" > indexed_model.h:212< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker_html_a4757d290de11ba9c741dbb2731ec9ed8" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html#a4757d290de11ba9c741dbb2731ec9ed8" > operations_research::math_opt::IndexedModel::UpdateTracker::~UpdateTracker< / a > < / div > < div class = "ttdeci" > ~UpdateTracker() ABSL_LOCKS_EXCLUDED(indexed_model_.update_trackers_lock_)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00514" > indexed_model.cc:514< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker_html_a7ab6e456ef150951bb67e3cf1ebe3056" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html#a7ab6e456ef150951bb67e3cf1ebe3056" > operations_research::math_opt::IndexedModel::UpdateTracker::Checkpoint< / a > < / div > < div class = "ttdeci" > void Checkpoint() ABSL_LOCKS_EXCLUDED(indexed_model_.update_trackers_lock_)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00593" > indexed_model.cc:593< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker_html_ac4bca7e095c64253ee7df05641f6f250" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model_1_1_update_tracker.html#ac4bca7e095c64253ee7df05641f6f250" > operations_research::math_opt::IndexedModel::UpdateTracker::ExportModelUpdate< / a > < / div > < div class = "ttdeci" > absl::optional< ModelUpdateProto > ExportModelUpdate() ABSL_LOCKS_EXCLUDED(indexed_model_.update_trackers_lock_)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00520" > indexed_model.cc:520< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html" > operations_research::math_opt::IndexedModel< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00161" > indexed_model.h:161< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a0d2dc57cc15d21d70326b1705678ce4a" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a0d2dc57cc15d21d70326b1705678ce4a" > operations_research::math_opt::IndexedModel::next_linear_constraint_id< / a > < / div > < div class = "ttdeci" > LinearConstraintId next_linear_constraint_id() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00808" > indexed_model.h:808< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a13a035185d02f47ea72b737b293516b1" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a13a035185d02f47ea72b737b293516b1" > operations_research::math_opt::IndexedModel::linear_constraints< / a > < / div > < div class = "ttdeci" > std::vector< LinearConstraintId > linear_constraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00207" > indexed_model.cc:207< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a17bfc36741359bc1a6313ab7beb2a616" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a17bfc36741359bc1a6313ab7beb2a616" > operations_research::math_opt::IndexedModel::SortedVariables< / a > < / div > < div class = "ttdeci" > std::vector< VariableId > SortedVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00168" > indexed_model.cc:168< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a21466ff77e82c4002423e4dda189b780" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a21466ff77e82c4002423e4dda189b780" > operations_research::math_opt::IndexedModel::DeleteVariable< / a > < / div > < div class = "ttdeci" > void DeleteVariable(VariableId id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00139" > indexed_model.cc:139< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a24dcbf29c0d6cd766009a182a6484e3b" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a24dcbf29c0d6cd766009a182a6484e3b" > operations_research::math_opt::IndexedModel::name< / a > < / div > < div class = "ttdeci" > const std::string & name() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00256" > indexed_model.h:256< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a2a9fcbe11984bc3ed7b823442e510daf" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2a9fcbe11984bc3ed7b823442e510daf" > operations_research::math_opt::IndexedModel::set_variable_as_continuous< / a > < / div > < div class = "ttdeci" > void set_variable_as_continuous(VariableId id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00741" > indexed_model.h:741< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a2c5977ec712e2c0a2b3eae8f35758eec" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2c5977ec712e2c0a2b3eae8f35758eec" > operations_research::math_opt::IndexedModel::linear_objective_coefficient< / a > < / div > < div class = "ttdeci" > double linear_objective_coefficient(VariableId variable) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00891" > indexed_model.h:891< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a2e6856997ce83e9841705b40d7fc626c" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a2e6856997ce83e9841705b40d7fc626c" > operations_research::math_opt::IndexedModel::num_linear_constraints< / a > < / div > < div class = "ttdeci" > int num_linear_constraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00804" > indexed_model.h:804< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a312154deac76051cb49fca9381fae41f" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a312154deac76051cb49fca9381fae41f" > operations_research::math_opt::IndexedModel::SortedLinearObjectiveNonzeroVariables< / a > < / div > < div class = "ttdeci" > std::vector< VariableId > SortedLinearObjectiveNonzeroVariables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00215" > indexed_model.cc:215< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a3ddc996c67fe0a2aad20b724fd800128" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a3ddc996c67fe0a2aad20b724fd800128" > operations_research::math_opt::IndexedModel::linear_constraint_coefficient< / a > < / div > < div class = "ttdeci" > double linear_constraint_coefficient(LinearConstraintId constraint, VariableId variable) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00820" > indexed_model.h:820< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a40f5d96de187737d854c193cb24b77d2" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a40f5d96de187737d854c193cb24b77d2" > operations_research::math_opt::IndexedModel::DeleteLinearConstraint< / a > < / div > < div class = "ttdeci" > void DeleteLinearConstraint(LinearConstraintId id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00186" > indexed_model.cc:186< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a41e65f404be4194aa05001eeccb35e25" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a41e65f404be4194aa05001eeccb35e25" > operations_research::math_opt::IndexedModel::set_linear_objective_coefficient< / a > < / div > < div class = "ttdeci" > void set_linear_objective_coefficient(VariableId variable, double value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00918" > indexed_model.h:918< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a577ce80ebfcd851873edc1f222c091a6" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a577ce80ebfcd851873edc1f222c091a6" > operations_research::math_opt::IndexedModel::linear_constraint_matrix< / a > < / div > < div class = "ttdeci" > const absl::flat_hash_map< std::pair< LinearConstraintId, VariableId > , double > & linear_constraint_matrix() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00867" > indexed_model.h:867< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a5f3a8a03f482c425defc0907feb6ec03" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a5f3a8a03f482c425defc0907feb6ec03" > operations_research::math_opt::IndexedModel::variables< / a > < / div > < div class = "ttdeci" > std::vector< VariableId > variables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00164" > indexed_model.cc:164< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a663e6fd290b30b948686c43cea697140" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a663e6fd290b30b948686c43cea697140" > operations_research::math_opt::IndexedModel::num_variables< / a > < / div > < div class = "ttdeci" > int num_variables() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00745" > indexed_model.h:745< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a678b766d3d2755e11ea611d010121c33" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a678b766d3d2755e11ea611d010121c33" > operations_research::math_opt::IndexedModel::linear_constraint_lower_bound< / a > < / div > < div class = "ttdeci" > double linear_constraint_lower_bound(LinearConstraintId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00762" > indexed_model.h:762< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a6f3611559b9d19eb580c5768c963bd99" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a6f3611559b9d19eb580c5768c963bd99" > operations_research::math_opt::IndexedModel::objective_offset< / a > < / div > < div class = "ttdeci" > double objective_offset() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00889" > indexed_model.h:889< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a72d0f15f1d26ee64b25a14bbe359ea52" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a72d0f15f1d26ee64b25a14bbe359ea52" > operations_research::math_opt::IndexedModel::set_minimize< / a > < / div > < div class = "ttdeci" > void set_minimize()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00909" > indexed_model.h:909< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a73b03874d78f664a43ffc1ddff06f25a" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a73b03874d78f664a43ffc1ddff06f25a" > operations_research::math_opt::IndexedModel::set_maximize< / a > < / div > < div class = "ttdeci" > void set_maximize()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00907" > indexed_model.h:907< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a773cd96209ac3afb1256dc1852f93ae7" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a773cd96209ac3afb1256dc1852f93ae7" > operations_research::math_opt::IndexedModel::set_linear_constraint_coefficient< / a > < / div > < div class = "ttdeci" > void set_linear_constraint_coefficient(LinearConstraintId constraint, VariableId variable, double value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00831" > indexed_model.h:831< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a7f61878db357c5e54364c258b84bd60f" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a7f61878db357c5e54364c258b84bd60f" > operations_research::math_opt::IndexedModel::AddVariable< / a > < / div > < div class = "ttdeci" > VariableId AddVariable(absl::string_view name=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00685" > indexed_model.h:685< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a8b7e8f68d99ed66ed60614875c4b2880" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8b7e8f68d99ed66ed60614875c4b2880" > operations_research::math_opt::IndexedModel::set_variable_upper_bound< / a > < / div > < div class = "ttdeci" > void set_variable_upper_bound(VariableId id, double upper_bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00725" > indexed_model.h:725< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a8d14c94eacaa39871160000543832ecb" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a8d14c94eacaa39871160000543832ecb" > operations_research::math_opt::IndexedModel::set_variable_is_integer< / a > < / div > < div class = "ttdeci" > void set_variable_is_integer(VariableId id, bool is_integer)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00731" > indexed_model.h:731< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a908e89788fc911467d3f144d838e33b0" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a908e89788fc911467d3f144d838e33b0" > operations_research::math_opt::IndexedModel::has_linear_constraint< / a > < / div > < div class = "ttdeci" > bool has_linear_constraint(LinearConstraintId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00812" > indexed_model.h:812< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a951be66a353471d5bf33d85fdab39ad4" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a951be66a353471d5bf33d85fdab39ad4" > operations_research::math_opt::IndexedModel::variable_name< / a > < / div > < div class = "ttdeci" > const std::string & variable_name(VariableId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00702" > indexed_model.h:702< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_a9aebaa9ad5f54c82a0fc2a254a047c77" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#a9aebaa9ad5f54c82a0fc2a254a047c77" > operations_research::math_opt::IndexedModel::variables_in_linear_constraint< / a > < / div > < div class = "ttdeci" > const absl::flat_hash_set< VariableId > & variables_in_linear_constraint(LinearConstraintId constraint)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00872" > indexed_model.h:872< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_aa15cd4cfdde4ce3435ec28405bf1034f" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa15cd4cfdde4ce3435ec28405bf1034f" > operations_research::math_opt::IndexedModel::set_linear_constraint_upper_bound< / a > < / div > < div class = "ttdeci" > void set_linear_constraint_upper_bound(LinearConstraintId id, double upper_bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00797" > indexed_model.h:797< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_aa3a41123da2260d71c625c84b59169fe" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa3a41123da2260d71c625c84b59169fe" > operations_research::math_opt::IndexedModel::IndexedModel< / a > < / div > < div class = "ttdeci" > IndexedModel(const IndexedModel & )=delete< / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_aa850c403983019f6676dda010d9ac3a5" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aa850c403983019f6676dda010d9ac3a5" > operations_research::math_opt::IndexedModel::ExportModel< / a > < / div > < div class = "ttdeci" > ModelProto ExportModel() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00254" > indexed_model.cc:254< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_aab068699099bdffd5c834f440cdc7e51" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aab068699099bdffd5c834f440cdc7e51" > operations_research::math_opt::IndexedModel::is_maximize< / a > < / div > < div class = "ttdeci" > bool is_maximize() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00887" > indexed_model.h:887< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_aafbe56ff1eada47dff1b4626d455498f" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aafbe56ff1eada47dff1b4626d455498f" > operations_research::math_opt::IndexedModel::set_is_maximize< / a > < / div > < div class = "ttdeci" > void set_is_maximize(bool is_maximize)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00900" > indexed_model.h:900< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_ab5a7ada8537138e3b7e87075386d9439" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab5a7ada8537138e3b7e87075386d9439" > operations_research::math_opt::IndexedModel::set_linear_constraint_lower_bound< / a > < / div > < div class = "ttdeci" > void set_linear_constraint_lower_bound(LinearConstraintId id, double lower_bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00790" > indexed_model.h:790< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_ab813923adfbb357bceab924ab4c5d742" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab813923adfbb357bceab924ab4c5d742" > operations_research::math_opt::IndexedModel::next_variable_id< / a > < / div > < div class = "ttdeci" > VariableId next_variable_id() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00747" > indexed_model.h:747< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_ab992747a7ee98bacfe6f73613de541b2" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ab992747a7ee98bacfe6f73613de541b2" > operations_research::math_opt::IndexedModel::linear_constraint_upper_bound< / a > < / div > < div class = "ttdeci" > double linear_constraint_upper_bound(LinearConstraintId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00767" > indexed_model.h:767< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_abd0176483a997273d9fd7b74e890605c" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#abd0176483a997273d9fd7b74e890605c" > operations_research::math_opt::IndexedModel::set_variable_as_integer< / a > < / div > < div class = "ttdeci" > void set_variable_as_integer(VariableId id)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00737" > indexed_model.h:737< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_ac6312f744075f29a4f5739fbd98c7a73" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ac6312f744075f29a4f5739fbd98c7a73" > operations_research::math_opt::IndexedModel::has_variable< / a > < / div > < div class = "ttdeci" > bool has_variable(VariableId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00749" > indexed_model.h:749< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_ace96d5ed500bd169dbacbe5cbfb0e5fa" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ace96d5ed500bd169dbacbe5cbfb0e5fa" > operations_research::math_opt::IndexedModel::variable_lower_bound< / a > < / div > < div class = "ttdeci" > double variable_lower_bound(VariableId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00690" > indexed_model.h:690< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_ad97af219ab4d62c806c052848a69dab3" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ad97af219ab4d62c806c052848a69dab3" > operations_research::math_opt::IndexedModel::clear_objective< / a > < / div > < div class = "ttdeci" > void clear_objective()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00940" > indexed_model.h:940< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_adad4a245ca12220f3e1d2b1d53246f8f" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#adad4a245ca12220f3e1d2b1d53246f8f" > operations_research::math_opt::IndexedModel::operator=< / a > < / div > < div class = "ttdeci" > IndexedModel & operator=(const IndexedModel & )=delete< / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_add994b6faee2e4288a89a3dd0a449366" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#add994b6faee2e4288a89a3dd0a449366" > operations_research::math_opt::IndexedModel::linear_constraints_with_variable< / a > < / div > < div class = "ttdeci" > const absl::flat_hash_set< LinearConstraintId > & linear_constraints_with_variable(VariableId variable)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00878" > indexed_model.h:878< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_adff992b38df40ed44a9815cceaf56ef8" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#adff992b38df40ed44a9815cceaf56ef8" > operations_research::math_opt::IndexedModel::is_linear_constraint_coefficient_nonzero< / a > < / div > < div class = "ttdeci" > bool is_linear_constraint_coefficient_nonzero(LinearConstraintId constraint, VariableId variable) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00826" > indexed_model.h:826< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_ae29f4ebc12f1b4a3b412896721258884" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ae29f4ebc12f1b4a3b412896721258884" > operations_research::math_opt::IndexedModel::is_variable_integer< / a > < / div > < div class = "ttdeci" > bool is_variable_integer(VariableId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00698" > indexed_model.h:698< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_ae39ae31dc0210e088bef7f4a4160e934" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#ae39ae31dc0210e088bef7f4a4160e934" > operations_research::math_opt::IndexedModel::linear_constraint_name< / a > < / div > < div class = "ttdeci" > const std::string & linear_constraint_name(LinearConstraintId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00772" > indexed_model.h:772< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_aef798fd853e39de45ca855559f0df129" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#aef798fd853e39de45ca855559f0df129" > operations_research::math_opt::IndexedModel::AddLinearConstraint< / a > < / div > < div class = "ttdeci" > LinearConstraintId AddLinearConstraint(absl::string_view name=" " )< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00757" > indexed_model.h:757< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_af52714c03a37c64cbb23fd5e75633585" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af52714c03a37c64cbb23fd5e75633585" > operations_research::math_opt::IndexedModel::linear_objective< / a > < / div > < div class = "ttdeci" > const absl::flat_hash_map< VariableId, double > & linear_objective() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00947" > indexed_model.h:947< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_af6af3777993dc125c5d4a46b5eee7575" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af6af3777993dc125c5d4a46b5eee7575" > operations_research::math_opt::IndexedModel::SortedLinearConstraints< / a > < / div > < div class = "ttdeci" > std::vector< LinearConstraintId > SortedLinearConstraints() const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00211" > indexed_model.cc:211< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_af7dffb7e1f4e3d519182f1c934ae1df2" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af7dffb7e1f4e3d519182f1c934ae1df2" > operations_research::math_opt::IndexedModel::is_linear_objective_coefficient_nonzero< / a > < / div > < div class = "ttdeci" > bool is_linear_objective_coefficient_nonzero(VariableId variable) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00895" > indexed_model.h:895< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_af9f0a1df84497a30f45bbe6ab8bec513" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#af9f0a1df84497a30f45bbe6ab8bec513" > operations_research::math_opt::IndexedModel::variable_upper_bound< / a > < / div > < div class = "ttdeci" > double variable_upper_bound(VariableId id) const< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00694" > indexed_model.h:694< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_afcf6f4df35f57bfbd8de6a4974038bd7" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afcf6f4df35f57bfbd8de6a4974038bd7" > operations_research::math_opt::IndexedModel::set_variable_lower_bound< / a > < / div > < div class = "ttdeci" > void set_variable_lower_bound(VariableId id, double lower_bound)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00719" > indexed_model.h:719< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_afe1e374f83d18136957c73fcaf399ba7" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#afe1e374f83d18136957c73fcaf399ba7" > operations_research::math_opt::IndexedModel::set_objective_offset< / a > < / div > < div class = "ttdeci" > void set_objective_offset(double value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00911" > indexed_model.h:911< / a > < / div > < / div >
< div class = "ttc" id = "aclassoperations__research_1_1math__opt_1_1_indexed_model_html_affdd1f6f772003700c4ed2a36269efa7" > < div class = "ttname" > < a href = "classoperations__research_1_1math__opt_1_1_indexed_model.html#affdd1f6f772003700c4ed2a36269efa7" > operations_research::math_opt::IndexedModel::NewUpdateTracker< / a > < / div > < div class = "ttdeci" > std::unique_ptr< UpdateTracker > NewUpdateTracker()< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00499" > indexed_model.cc:499< / a > < / div > < / div >
< div class = "ttc" id = "ademon__profiler_8cc_html_ac072af30c4ffbc834bb4c681f6ecb514" > < div class = "ttname" > < a href = "demon__profiler_8cc.html#ac072af30c4ffbc834bb4c681f6ecb514" > value< / a > < / div > < div class = "ttdeci" > int64_t value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "demon__profiler_8cc_source.html#l00044" > demon_profiler.cc:44< / a > < / div > < / div >
< div class = "ttc" id = "agscip__solver_8cc_html_a1ba5ca0f61f2fa13bd23bf0f89004f35" > < div class = "ttname" > < a href = "gscip__solver_8cc.html#a1ba5ca0f61f2fa13bd23bf0f89004f35" > upper_bound< / a > < / div > < div class = "ttdeci" > double upper_bound< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver_8cc_source.html#l00126" > gscip_solver.cc:126< / a > < / div > < / div >
< div class = "ttc" id = "agscip__solver_8cc_html_a1e2f9a2352c1d9a6cada9544898fceec" > < div class = "ttname" > < a href = "gscip__solver_8cc.html#a1e2f9a2352c1d9a6cada9544898fceec" > lower_bound< / a > < / div > < div class = "ttdeci" > double lower_bound< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "gscip__solver_8cc_source.html#l00125" > gscip_solver.cc:125< / a > < / div > < / div >
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< div class = "ttc" id = "amap__util_8h_html" > < div class = "ttname" > < a href = "map__util_8h.html" > map_util.h< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceabsl_html" > < div class = "ttname" > < a href = "namespaceabsl.html" > absl< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "cleanup_8h_source.html#l00022" > cleanup.h:22< / a > < / div > < / div >
< div class = "ttc" id = "anamespacegtl_html_a795ebdb62731938c8c31b221f0f074b4" > < div class = "ttname" > < a href = "namespacegtl.html#a795ebdb62731938c8c31b221f0f074b4" > gtl::FindWithDefault< / a > < / div > < div class = "ttdeci" > const Collection::value_type::second_type & FindWithDefault(const Collection & collection, const typename Collection::value_type::first_type & key, const typename Collection::value_type::second_type & value)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "map__util_8h_source.html#l00029" > map_util.h:29< / a > < / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1math__opt_html_ab92f01090b9295f8a7931324689127dc" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1math__opt.html#ab92f01090b9295f8a7931324689127dc" > operations_research::math_opt::DEFINE_INT_TYPE< / a > < / div > < div class = "ttdeci" > DEFINE_INT_TYPE(VariableId, int64_t)< / div > < / div >
< div class = "ttc" id = "anamespaceoperations__research_1_1math__opt_html_af002beeeedcb854981c62d4c5ad2ade6" > < div class = "ttname" > < a href = "namespaceoperations__research_1_1math__opt.html#af002beeeedcb854981c62d4c5ad2ade6" > operations_research::math_opt::IndexedSolutionsFromProto< / a > < / div > < div class = "ttdeci" > IndexedSolutions IndexedSolutionsFromProto(const SolveResultProto & solve_result)< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8cc_source.html#l00455" > indexed_model.cc:455< / 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" > Collection of objects used to extend the Constraint Solver library.< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "dense__doubly__linked__list_8h_source.html#l00021" > dense_doubly_linked_list.h:21< / a > < / div > < / div >
< div class = "ttc" id = "anamespacestd_html" > < div class = "ttname" > < a href = "namespacestd.html" > std< / a > < / div > < div class = "ttdoc" > STL namespace.< / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_basis_html" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html" > operations_research::math_opt::IndexedBasis< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00656" > indexed_model.h:656< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_basis_html_a265be1b5bb98c8688eaabee9c97f0733" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html#a265be1b5bb98c8688eaabee9c97f0733" > operations_research::math_opt::IndexedBasis::variable_status< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< VariableId, BasisStatus > variable_status< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00658" > indexed_model.h:658< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_basis_html_a71ef6bd1ff70ba245d1d64648a207886" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_basis.html#a71ef6bd1ff70ba245d1d64648a207886" > operations_research::math_opt::IndexedBasis::constraint_status< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< LinearConstraintId, BasisStatus > constraint_status< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00657" > indexed_model.h:657< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_dual_ray_html" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html" > operations_research::math_opt::IndexedDualRay< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00645" > indexed_model.h:645< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_dual_ray_html_a297497ff6b18b2ba7164a2152a8349dd" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html#a297497ff6b18b2ba7164a2152a8349dd" > operations_research::math_opt::IndexedDualRay::reduced_costs< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< VariableId, double > reduced_costs< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00647" > indexed_model.h:647< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_dual_ray_html_aeadb7c4134d66923e3cfa1d48f5b4e8f" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_dual_ray.html#aeadb7c4134d66923e3cfa1d48f5b4e8f" > operations_research::math_opt::IndexedDualRay::dual_values< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< LinearConstraintId, double > dual_values< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00646" > indexed_model.h:646< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_dual_solution_html" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html" > operations_research::math_opt::IndexedDualSolution< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00628" > indexed_model.h:628< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_dual_solution_html_a297497ff6b18b2ba7164a2152a8349dd" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#a297497ff6b18b2ba7164a2152a8349dd" > operations_research::math_opt::IndexedDualSolution::reduced_costs< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< VariableId, double > reduced_costs< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00630" > indexed_model.h:630< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_dual_solution_html_a69703b8569462134ad4e22ab0133e418" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#a69703b8569462134ad4e22ab0133e418" > operations_research::math_opt::IndexedDualSolution::objective_value< / a > < / div > < div class = "ttdeci" > double objective_value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00631" > indexed_model.h:631< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_dual_solution_html_aeadb7c4134d66923e3cfa1d48f5b4e8f" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_dual_solution.html#aeadb7c4134d66923e3cfa1d48f5b4e8f" > operations_research::math_opt::IndexedDualSolution::dual_values< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< LinearConstraintId, double > dual_values< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00629" > indexed_model.h:629< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_primal_ray_html" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_primal_ray.html" > operations_research::math_opt::IndexedPrimalRay< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00618" > indexed_model.h:618< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_primal_ray_html_a0b6e5ca9443f7b80d00945d7a1846d5e" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_primal_ray.html#a0b6e5ca9443f7b80d00945d7a1846d5e" > operations_research::math_opt::IndexedPrimalRay::variable_values< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< VariableId, double > variable_values< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00619" > indexed_model.h:619< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_primal_solution_html" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html" > operations_research::math_opt::IndexedPrimalSolution< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00597" > indexed_model.h:597< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_primal_solution_html_a0b6e5ca9443f7b80d00945d7a1846d5e" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html#a0b6e5ca9443f7b80d00945d7a1846d5e" > operations_research::math_opt::IndexedPrimalSolution::variable_values< / a > < / div > < div class = "ttdeci" > absl::flat_hash_map< VariableId, double > variable_values< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00598" > indexed_model.h:598< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_primal_solution_html_a69703b8569462134ad4e22ab0133e418" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_primal_solution.html#a69703b8569462134ad4e22ab0133e418" > operations_research::math_opt::IndexedPrimalSolution::objective_value< / a > < / div > < div class = "ttdeci" > double objective_value< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00599" > indexed_model.h:599< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_solutions_html" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html" > operations_research::math_opt::IndexedSolutions< / a > < / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00664" > indexed_model.h:664< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_solutions_html_a0c16ef549b2b4ae1c919befe358db529" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a0c16ef549b2b4ae1c919befe358db529" > operations_research::math_opt::IndexedSolutions::dual_solutions< / a > < / div > < div class = "ttdeci" > std::vector< IndexedDualSolution > dual_solutions< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00667" > indexed_model.h:667< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_solutions_html_a5df73a04e49101233a5fbc1cad54beb0" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a5df73a04e49101233a5fbc1cad54beb0" > operations_research::math_opt::IndexedSolutions::primal_solutions< / a > < / div > < div class = "ttdeci" > std::vector< IndexedPrimalSolution > primal_solutions< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00665" > indexed_model.h:665< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_solutions_html_a8e3c4b125f4ff56f9d456091e5ba2e53" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#a8e3c4b125f4ff56f9d456091e5ba2e53" > operations_research::math_opt::IndexedSolutions::primal_rays< / a > < / div > < div class = "ttdeci" > std::vector< IndexedPrimalRay > primal_rays< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00666" > indexed_model.h:666< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_solutions_html_aa6fec8367be4573de5f0c143cf8005a1" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#aa6fec8367be4573de5f0c143cf8005a1" > operations_research::math_opt::IndexedSolutions::basis< / a > < / div > < div class = "ttdeci" > std::vector< IndexedBasis > basis< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00669" > indexed_model.h:669< / a > < / div > < / div >
< div class = "ttc" id = "astructoperations__research_1_1math__opt_1_1_indexed_solutions_html_abcc13b24b3d5ff188d37fb4af2ef94e3" > < div class = "ttname" > < a href = "structoperations__research_1_1math__opt_1_1_indexed_solutions.html#abcc13b24b3d5ff188d37fb4af2ef94e3" > operations_research::math_opt::IndexedSolutions::dual_rays< / a > < / div > < div class = "ttdeci" > std::vector< IndexedDualRay > dual_rays< / div > < div class = "ttdef" > < b > Definition:< / b > < a href = "indexed__model_8h_source.html#l00668" > indexed_model.h:668< / a > < / div > < / div >
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