u3d_svrg_math_bspl3_surf4d.hpp

/* u3d_svrg_math_bspl3_surf4d.hpp */
/* $Id: u3d_svrg_math_bspl3_surf4d.hpp,v 1.3 2007/06/26 13:21:32 guser1 Exp $ */
#ifndef __u3d_svrg_math_bspl3_surf4d_hpp
#define __u3d_svrg_math_bspl3_surf4d_hpp

#include "u3d_svrg_math_abstract_surf4d.hpp"
#include "u3d_bspl3_family.hpp"

class  U3dSVRGMathBspl3Surf4d : public U3dSVRGMathAbstractSurf4d
{
public:
  U3dSVRGMathBspl3Surf4d(U3dPoints4dAr &points, double g_step);
  
  virtual ~U3dSVRGMathBspl3Surf4d();
  
  virtual bool getPoint(double p, double q, double r, U3dPoint4d &point);
  
protected:
  
  typedef std::vector<U3dSimpleBspl3Surf3d*> BsplLine;
  
  typedef std::vector<BsplLine> BsplMatrix;
  
  std::vector<BsplMatrix> m_bspls_x4;
  
  std::vector<U3dSimpleBspl3Curve*> m_bspls_x1, m_bspls_x2, m_bspls_x3;
  
  U3dBspl3AbstractMatrix *m_bm;
  
  bool m_is_ip_done;
  
  virtual bool approximate();
  
  bool get_expanded_gp(int i, int j, int k, U3dPoint4d &point);
};

#endif /* u3d_svrg_math_bspl3_surf4d.hpp */