Structure updated and intqpipopt files added

1 files changed, 56 insertions, 0 deletions

diff --git a/newstructure/thirdparty/linux/include/coin/CbcFeasibilityBase.hpp b/newstructure/thirdparty/linux/include/coin/CbcFeasibilityBase.hpp
new file mode 100644
index 0000000..fe8181f
--- /dev/null
+++ b/newstructure/thirdparty/linux/include/coin/CbcFeasibilityBase.hpp
@@ -0,0 +1,56 @@
+/* $Id: CbcFeasibilityBase.hpp 1573 2011-01-05 01:12:36Z lou $ */
+// Copyright (C) 2005, International Business Machines
+// Corporation and others.  All Rights Reserved.
+// This code is licensed under the terms of the Eclipse Public License (EPL).
+
+#ifndef CbcFeasibilityBase_H
+#define CbcFeasibilityBase_H
+
+
+//#############################################################################
+/*  There are cases where the user wants to control how CBC sees the problems feasibility.
+    The user may want to examine the problem and say :
+    a) The default looks OK
+    b) Pretend this problem is Integer feasible
+    c) Pretend this problem is infeasible even though it looks feasible
+
+    This simple class allows user to do that.
+
+*/
+
+class CbcModel;
+class CbcFeasibilityBase {
+public:
+    // Default Constructor
+    CbcFeasibilityBase () {}
+
+    /**
+       On input mode:
+       0 - called after a solve but before any cuts
+       -1 - called after strong branching
+       Returns :
+       0 - no opinion
+       -1 pretend infeasible
+       1 pretend integer solution
+    */
+    virtual int feasible(CbcModel * , int ) {
+        return 0;
+    }
+
+    virtual ~CbcFeasibilityBase() {}
+
+    // Copy constructor
+    CbcFeasibilityBase ( const CbcFeasibilityBase & ) {}
+
+    // Assignment operator
+    CbcFeasibilityBase & operator=( const CbcFeasibilityBase& ) {
+        return *this;
+    }
+
+    /// Clone
+    virtual CbcFeasibilityBase * clone() const {
+        return new CbcFeasibilityBase(*this);
+    }
+};
+#endif
+