Changeset 1813 for trunk/Cbc/src/CbcHeuristicFPump.cpp

Timestamp:

Nov 22, 2012 2:00:22 PM (7 years ago)

Author:

forrest

Message:

add random seed setting

File:

• trunk/Cbc/src/CbcHeuristicFPump.cpp (modified) (1 diff)

trunk/Cbc/src/CbcHeuristicFPump.cpp

@@ -488 +488 @@
     int maximumPasses = maximumPasses_;
 #ifdef COIN_HAS_CLP
-    if (maximumPasses == 30) {
-        OsiClpSolverInterface * clpSolver
+    {
+      OsiClpSolverInterface * clpSolver
         = dynamic_cast<OsiClpSolverInterface *> (model_->solver());
-        if (clpSolver && clpSolver->fakeObjective())
+      if (clpSolver ) {
+        if (maximumPasses == 30) {
+          if (clpSolver->fakeObjective())
             maximumPasses = 100; // feasibility problem?
+        }
+        if (model_->getRandomSeed()!=-1)
+          clpSolver->getModelPtr()->setRandomSeed(randomNumberGenerator_.getSeed());
+      }
     }
 #endif