Changeset 974:b1744d7bdb47 in lemon-main for lemon/cbc.cc

Timestamp:

01/11/12 14:12:36 (12 years ago)

Author:

Alpar Juttner <alpar@…>

Branch:

default

Parents:

971:22201ee8e437 (diff), 973:ee581a0ecfbf (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
Use the (diff) links above to see all the changes relative to each parent.

Phase:

public

Message:

Merge LP interface updates

Files:

• lemon/cbc.cc (modified) (4 diffs)
• lemon/cbc.cc (modified) (1 diff)

lemon/cbc.cc

@@ -26 +26 @@
 #include <coin/OsiSolverInterface.hpp>
 
-#ifdef COIN_HAS_CLP
 #include "coin/OsiClpSolverInterface.hpp"
-#endif
-#ifdef COIN_HAS_OSL
-#include "coin/OsiOslSolverInterface.hpp"
-#endif
 
 #include "coin/CbcCutGenerator.hpp"
@@ -271 +266 @@
       delete _osi_solver;
     }
-#ifdef COIN_HAS_CLP
     _osi_solver = new OsiClpSolverInterface();
-#elif COIN_HAS_OSL
-    _osi_solver = new OsiOslSolverInterface();
-#else
-#error Cannot instantiate Osi solver
-#endif
 
     _osi_solver->loadFromCoinModel(*_prob);
@@ -329 +318 @@
       _cbc_model->addCutGenerator(&flowGen, -1, "FlowCover");
 
-#ifdef COIN_HAS_CLP
       OsiClpSolverInterface* osiclp =
         dynamic_cast<OsiClpSolverInterface*>(_cbc_model->solver());
@@ -335 +323 @@
         osiclp->setupForRepeatedUse(2, 0);
       }
-#endif
 
       CbcRounding heuristic1(*_cbc_model);

lemon/cbc.cc

@@ -90 +90 @@
   }
 
+  int CbcMip::_addRow(Value l, ExprIterator b, ExprIterator e, Value u) {
+    std::vector<int> indexes;
+    std::vector<Value> values;
+
+    for(ExprIterator it = b; it != e; ++it) {
+      indexes.push_back(it->first);
+      values.push_back(it->second);
+    }
+
+    _prob->addRow(values.size(), &indexes.front(), &values.front(), l, u);
+    return _prob->numberRows() - 1;
+  }
 
   void CbcMip::_eraseCol(int i) {