---

Common/vtkWarpTransform.h

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/*=========================================================================

  Program:   Visualization Toolkit
  Module:    $RCSfile: vtkWarpTransform.h,v $
  Language:  C++

  Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.

     This software is distributed WITHOUT ANY WARRANTY; without even 
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
     PURPOSE.  See the above copyright notice for more information.

=========================================================================*/
#ifndef __vtkWarpTransform_h
#define __vtkWarpTransform_h

#include "vtkAbstractTransform.h"

class VTK_COMMON_EXPORT vtkWarpTransform : public vtkAbstractTransform
{
public:

  vtkTypeRevisionMacro(vtkWarpTransform,vtkAbstractTransform);
  void PrintSelf(ostream& os, vtkIndent indent);

  void Inverse();


  vtkGetMacro(InverseFlag,int);


  vtkSetMacro(InverseTolerance,double);
  vtkGetMacro(InverseTolerance,double);


  vtkSetMacro(InverseIterations,int);
  vtkGetMacro(InverseIterations,int);


  void InternalTransformPoint(const float in[3], float out[3]);
  void InternalTransformPoint(const double in[3], double out[3]);


  void InternalTransformDerivative(const float in[3], float out[3],
                                   float derivative[3][3]);
  void InternalTransformDerivative(const double in[3], double out[3],
                                   double derivative[3][3]);


  void TemplateTransformPoint(const float in[3], float out[3]) {
    this->ForwardTransformPoint(in,out); }; 
  void TemplateTransformPoint(const double in[3], double out[3]) {
    this->ForwardTransformPoint(in,out); }; 
  void TemplateTransformPoint(const float in[3], float out[3],
                              float derivative[3][3]) {
    this->ForwardTransformDerivative(in,out,derivative); }; 
  void TemplateTransformPoint(const double in[3], double out[3],
                              double derivative[3][3]) {
    this->ForwardTransformDerivative(in,out,derivative); }; 
  void TemplateTransformInverse(const float in[3], float out[3]) {
    this->InverseTransformPoint(in,out); }; 
  void TemplateTransformInverse(const double in[3], double out[3]) {
    this->InverseTransformPoint(in,out); }; 
  void TemplateTransformInverse(const float in[3], float out[3],
                                float derivative[3][3]) {
    this->InverseTransformDerivative(in,out,derivative); }; 
  void TemplateTransformInverse(const double in[3], double out[3],
                                double derivative[3][3]) {
    this->InverseTransformDerivative(in,out,derivative); }; 

protected:
  vtkWarpTransform();
  ~vtkWarpTransform();


  virtual void ForwardTransformPoint(const float in[3], float out[3]) = 0;
  virtual void ForwardTransformPoint(const double in[3], double out[3]) = 0;


  virtual void ForwardTransformDerivative(const float in[3], float out[3],
                                          float derivative[3][3]) = 0;
  virtual void ForwardTransformDerivative(const double in[3], double out[3],
                                          double derivative[3][3]) = 0;


  virtual void InverseTransformPoint(const float in[3], float out[3]);
  virtual void InverseTransformPoint(const double in[3], double out[3]);


  virtual void InverseTransformDerivative(const float in[3], float out[3],
                                          float derivative[3][3]);
  virtual void InverseTransformDerivative(const double in[3], double out[3],
                                          double derivative[3][3]);

  int InverseFlag;
  int InverseIterations;
  double InverseTolerance;
private:
  vtkWarpTransform(const vtkWarpTransform&);  // Not implemented.
  void operator=(const vtkWarpTransform&);  // Not implemented.
};

#endif

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