vtkImageInterpolator.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkImageInterpolator.h
 
  Copyright (c) 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 vtkImageInterpolator_h
#define vtkImageInterpolator_h
 
#include "vtkImagingCoreModule.h" // For export macro
#include "vtkAbstractImageInterpolator.h"
 
class VTKIMAGINGCORE_EXPORT vtkImageInterpolator :
  public vtkAbstractImageInterpolator
{
public:
  static vtkImageInterpolator *New();
  vtkTypeMacro(vtkImageInterpolator, vtkAbstractImageInterpolator);
  virtual void PrintSelf(ostream& os, vtkIndent indent);
 
 
  virtual void SetInterpolationMode(int mode);
  void SetInterpolationModeToNearest() {
    this->SetInterpolationMode(VTK_NEAREST_INTERPOLATION); }
  void SetInterpolationModeToLinear() {
    this->SetInterpolationMode(VTK_LINEAR_INTERPOLATION); }
  void SetInterpolationModeToCubic() {
    this->SetInterpolationMode(VTK_CUBIC_INTERPOLATION); }
  int GetInterpolationMode() { return this->InterpolationMode; }
  virtual const char *GetInterpolationModeAsString();
 
  virtual void ComputeSupportSize(const double matrix[16], int support[3]);
 
  virtual bool IsSeparable();
 
 
  virtual void PrecomputeWeightsForExtent(
    const double matrix[16], const int extent[6], int newExtent[6],
    vtkInterpolationWeights *&weights);
  virtual void PrecomputeWeightsForExtent(
    const float matrix[16], const int extent[6], int newExtent[6],
    vtkInterpolationWeights *&weights);
 
  virtual void FreePrecomputedWeights(vtkInterpolationWeights *&weights);
 
protected:
  vtkImageInterpolator();
  ~vtkImageInterpolator();
 
  virtual void InternalUpdate();
 
  virtual void InternalDeepCopy(vtkAbstractImageInterpolator *obj);
 
 
  virtual void GetInterpolationFunc(
    void (**doublefunc)(
      vtkInterpolationInfo *, const double [3], double *));
  virtual void GetInterpolationFunc(
    void (**floatfunc)(
      vtkInterpolationInfo *, const float [3], float *));
 
 
  virtual void GetRowInterpolationFunc(
    void (**doublefunc)(
      vtkInterpolationWeights *, int, int, int, double *, int));
  virtual void GetRowInterpolationFunc(
    void (**floatfunc)(
      vtkInterpolationWeights *, int, int, int, float *, int));
 
  int InterpolationMode;
 
private:
  vtkImageInterpolator(const vtkImageInterpolator&);  // Not implemented.
  void operator=(const vtkImageInterpolator&);  // Not implemented.
};
 
#endif