vtkImageInterpolator.h

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// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
// SPDX-License-Identifier: BSD-3-Clause
#ifndef vtkImageInterpolator_h
#define vtkImageInterpolator_h
 
#include "vtkAbstractImageInterpolator.h"
#include "vtkImagingCoreModule.h" // For export macro
 
VTK_ABI_NAMESPACE_BEGIN
class VTKIMAGINGCORE_EXPORT vtkImageInterpolator : public vtkAbstractImageInterpolator
{
public:
  static vtkImageInterpolator* New();
  vtkTypeMacro(vtkImageInterpolator, vtkAbstractImageInterpolator);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  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();
 
  void ComputeSupportSize(const double matrix[16], int size[3]) override;
 
  bool IsSeparable() override;
 
 
  void PrecomputeWeightsForExtent(const double matrix[16], const int extent[6], int newExtent[6],
    vtkInterpolationWeights*& weights) override;
  void PrecomputeWeightsForExtent(const float matrix[16], const int extent[6], int newExtent[6],
    vtkInterpolationWeights*& weights) override;
 
  void FreePrecomputedWeights(vtkInterpolationWeights*& weights) override;
 
protected:
  vtkImageInterpolator();
  ~vtkImageInterpolator() override;
 
  void InternalUpdate() override;
 
  void InternalDeepCopy(vtkAbstractImageInterpolator* obj) override;
 
 
  void GetInterpolationFunc(
    void (**doublefunc)(vtkInterpolationInfo*, const double[3], double*)) override;
  void GetInterpolationFunc(
    void (**floatfunc)(vtkInterpolationInfo*, const float[3], float*)) override;
 
 
  void GetRowInterpolationFunc(
    void (**doublefunc)(vtkInterpolationWeights*, int, int, int, double*, int)) override;
  void GetRowInterpolationFunc(
    void (**floatfunc)(vtkInterpolationWeights*, int, int, int, float*, int)) override;
 
  int InterpolationMode;
 
private:
  vtkImageInterpolator(const vtkImageInterpolator&) = delete;
  void operator=(const vtkImageInterpolator&) = delete;
};
 
VTK_ABI_NAMESPACE_END
#endif