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//
// $Id$
//
// ----------------------------------------------------------------------
// Class G4OsloMatrix
//
// Class description:
// 
// Utility class for the definition of a matrix of knots.

// Authors: J.Sulkimo, P.Urban.
// Revisions by: L.Broglia, G.Cosmo.
// ----------------------------------------------------------------------
#ifndef __G4OsloMatrix_h
#define __G4OsloMatrix_h 1

#include "G4KnotVector.hh"


class G4OsloMatrix 
{

public:  // with description

  G4OsloMatrix();
  G4OsloMatrix(G4int vec_size, G4int offsetparam, G4int osizeparam);
  ~G4OsloMatrix();
    // Constructors & destructor

  inline G4int GetOffset() const;
  inline G4int GetSize() const;
  inline G4OsloMatrix* GetNextNode();
  inline G4KnotVector* GetKnotVector();
  inline void SetOffset(G4int);
  inline void SetSize(G4int);
  inline void SetNextNode(G4OsloMatrix*);
  inline void SetKnotVector(G4KnotVector*);
    // Accessors

private:

  G4OsloMatrix(const G4OsloMatrix&);
  G4OsloMatrix& operator=(const G4OsloMatrix&);
    // Private copy constructor and assignment operator.

private:

  G4OsloMatrix* next;
  G4int offset;
  G4int osize;
  G4KnotVector* o_vec;
};


class G4PointMatrix
{
public:

  G4PointMatrix();
  G4PointMatrix(G4int, G4int);
  G4PointMatrix(G4double[]);
    // Constructors

  ~G4PointMatrix();
    // Destructor

  inline G4int GetRows() const;
  inline G4int GetCols() const;

  inline void put(G4int i, G4int j, G4double x);
    // Puts control point into matrix location (i,j)
  
  inline G4double get(G4int i, G4int j) const;
    // Retrieves control point from matrix location (i,j)

private:

  G4PointMatrix(const G4PointMatrix&);
  G4PointMatrix& operator=(const G4PointMatrix&);
    // Private copy constructor and assignment operator.

private:				      

  G4double* data;
  G4int nr, nc;
};

#include "G4OsloMatrix.icc"

#endif