Structure updated and intqpipopt files added

1 files changed, 217 insertions, 0 deletions

diff --git a/newstructure/thirdparty/linux/include/coin/BonQuadCut.hpp b/newstructure/thirdparty/linux/include/coin/BonQuadCut.hpp
new file mode 100644
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+++ b/newstructure/thirdparty/linux/include/coin/BonQuadCut.hpp
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+// (C) Copyright International Business Machines Corporation 2007
+// All Rights Reserved.
+// This code is published under the Eclipse Public License.
+//
+// Authors :
+// Pierre Bonami, International Business Machines Corporation
+//
+// Date : 10/06/2007
+
+#ifndef BonQuadCut_H
+#define BonQuadCut_H
+
+#include "CoinPackedMatrix.hpp"
+#include "OsiRowCut.hpp"
+#include "OsiCuts.hpp"
+#include "BonTypes.hpp"
+#include <list>
+
+
+namespace Bonmin {
+
+  enum MatrixStorageType {
+   Upper /** Stores only the upper triangle of a symetric Q.*/,
+   Lower /** Stores the lower triangle of a symetric Q.*/,
+   Full /** Stores the whole matrix of a non-symetric Q.*/};
+
+class QuadCut : public OsiRowCut {
+ public:
+
+  /// Default constructor
+  QuadCut();
+
+  /// Copy constructor
+  QuadCut(const QuadCut & other);
+
+  /// Assignment operator
+  QuadCut& operator=(const QuadCut & rhs);
+
+  /// Virtual copy
+  virtual OsiRowCut * clone() const;
+
+  /// Destructor
+  ~QuadCut(); 
+
+  /// Print
+  void print() const; 
+
+  ///Return the matrix stored
+  CoinPackedMatrix& Q(){
+   return Q_;
+  }
+
+  ///Return the matrix stored
+  const CoinPackedMatrix& Q() const{
+   return Q_;
+  }
+
+  /// Acces storage type
+  /// Acces storage type
+  MatrixStorageType& type(){
+    return type_;}
+
+  const MatrixStorageType& type() const{
+    return type_;}
+
+  /// Acces the constant
+  double & c(){return c_;}
+
+  /// Acces the constant
+  const double & c() const {return c_;}
+
+  /// Compute cut violation
+  double violated(const double * solution) const;
+
+ private:
+   /// Stores the constant part of the cut
+   double c_;
+   ///Stores quadratic part of cut
+   CoinPackedMatrix Q_;
+   ///Storage type
+   MatrixStorageType type_;
+
+   /** \name Arithmetic operators not implemented.*/
+  //@{
+    /// add <code>value</code> to every vector entry
+    void operator+=(double value);
+
+    /// subtract <code>value</code> from every vector entry
+    void operator-=(double value);
+
+    /// multiply every vector entry by <code>value</code>
+    void operator*=(double value);
+
+    /// divide every vector entry by <code>value</code>
+    void operator/=(double value);
+  //@}
+
+};
+
+/** Generalizes OsiCuts to handle quadratic cuts.*/
+class Cuts : public OsiCuts {
+ public:
+  typedef vector<QuadCut *> QuadCutPtrStorage;
+  /** Default constructor.*/
+  Cuts();
+
+  /** Copy constructor.*/
+  Cuts(const Cuts& other);
+
+  /** Assignment operator.*/
+  Cuts& operator=(const Cuts & rhs);
+
+ /** Destructor */
+ ~Cuts();
+
+ /** insert a quadratic cut into the collection. */
+ inline void insert(const QuadCut& c);
+
+ /** insert a quadratic cut into the collection (take control of the pointer and
+     put a NULL on return).
+     \warning c has to have been created with new (no malloc).
+   */
+  inline void insert(QuadCut* &c);
+
+ /** insert a set of Cuts.*/
+  inline void insert(const Cuts &cs);
+
+ /** Number of quadratic cuts in the collection.*/
+  inline int sizeQuadCuts() const;
+
+ /** Total number of cuts in the collection. */
+ inline int sizeCuts() const;
+
+ /** Print all cuts in the collection.*/
+ void printCuts() const;
+
+
+ /** Access to a quadratic cut by pointer.*/
+ inline QuadCut * quadCutPtr(int i);
+
+ /** Access to a quadratic cut by const pointer.*/
+ inline const QuadCut * quadCutPtr(int i) const;
+
+ /** Access to a quadratic cut by reference.*/
+ inline QuadCut& quadCut(int i);
+
+
+ /** Access to a quadratic cut by reference.*/
+ inline const QuadCut& quadCut(int i) const;
+
+ /** Erase quadratic cut from the collection.*/
+ inline void eraseQuadCut(int i);
+
+ private:
+   QuadCutPtrStorage quadCuts_;
+};
+
+void
+Cuts::insert(const QuadCut &c){
+  quadCuts_.push_back(new QuadCut(c));
+}
+
+void
+Cuts::insert(QuadCut * &c){
+  quadCuts_.push_back(c);
+  c = NULL;
+}
+
+void 
+Cuts::insert(const Cuts & cs){
+  OsiCuts::insert(cs);
+  for(unsigned int i = 0 ; i < cs.quadCuts_.size() ; i++){
+    quadCuts_.push_back(new QuadCut(*cs.quadCuts_[i]));
+  }
+}
+
+int 
+Cuts::sizeQuadCuts() const {
+  return static_cast<int>(quadCuts_.size());
+}
+
+int
+Cuts::sizeCuts() const {
+  return static_cast<int>(quadCuts_.size()) + OsiCuts::sizeCuts();
+}
+
+QuadCut *
+Cuts::quadCutPtr(int i) {
+  return quadCuts_[i];
+}
+
+const QuadCut *
+Cuts::quadCutPtr(int i) const {
+  return quadCuts_[i];
+}
+
+QuadCut &
+Cuts::quadCut(int i) {
+  return *quadCuts_[i];
+}
+
+const QuadCut &
+Cuts::quadCut(int i) const {
+  return *quadCuts_[i];
+}
+
+void
+Cuts::eraseQuadCut(int i){
+  delete quadCuts_[i];
+  quadCuts_.erase(quadCuts_.begin() + i);
+}
+typedef std::list<QuadCut*> list_QuadCut; 
+
+}// Ends Bonmin namespace
+#endif
+
+