Changeset 16373 for branches/2931_OR-Tools_LP_MIP/HeuristicLab.MathematicalOptimization/3.3/LinearProgramming/Templates/CompiledLinearProgrammingProblemDefinition.cs

Timestamp:

12/12/18 14:23:45 (5 years ago)

Author:

ddorfmei

Message:

#2931:

• upgraded Google OR-Tools to version 6.10
• added TextValue and TextValueView to be able to display and edit a multiline string
• added parameter to set solver specific parameters for supported solvers
• added support for the Protocol Buffers representation of models (import/export)
• added import of MPS models
• added pause/stop functionality to CplexSolver and GlpkSolver
• refactored wrapper (LinearSolver and related enums)
• added new algorithm category Exact for LinearProgrammingAlgorithm

File:

• branches/2931_OR-Tools_LP_MIP/HeuristicLab.MathematicalOptimization/3.3/LinearProgramming/Templates/CompiledLinearProgrammingProblemDefinition.cs (modified) (3 diffs)

branches/2931_OR-Tools_LP_MIP/HeuristicLab.MathematicalOptimization/3.3/LinearProgramming/Templates/CompiledLinearProgrammingProblemDefinition.cs

@@ -16 +16 @@
     private Variable x;
     private Variable y;
-    
+
     public override void Initialize() {
       // Use vars.yourVariable to access variables in the variable store i.e. yourVariable
       // Add additional initialization code e.g. private variables that you need for evaluating
     }
-    
-    public void BuildModel(Solver solver) {
+
+    public bool BuildModel(Solver solver) {
       // Use vars.yourVariable to access variables in the variable store i.e. yourVariable
       // Example model taken from https://developers.google.com/optimization/mip/integer_opt
@@ -32 +32 @@
       // Define the objective
       solver.Maximize(x + 10 * y);
+      return true;
     }
-    
+
     public void Analyze(Solver solver, ResultCollection results) {
       // Use vars.yourVariable to access variables in the variable store i.e. yourVariable
@@ -43 +44 @@
       //results.AddOrUpdateResult("y", new DoubleValue(solver.LookupVariableOrNull("y").SolutionValue()));
     }
-    
+
     // Implement further classes and methods
   }