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/*=========================================================================
Program: Visualization Toolkit
Module: vtkImageLogarithmicScale.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.
=========================================================================*/
// .NAME vtkImageLogarithmicScale - Passes each pixel through log function.
// .SECTION Description
// vtkImageLogarithmicScale passes each pixel through the function
// c*log(1+x). It also handles negative values with the function
// -c*log(1-x).
#ifndef __vtkImageLogarithmicScale_h
#define __vtkImageLogarithmicScale_h
#include "vtkImagingMathModule.h" // For export macro
#include "vtkThreadedImageAlgorithm.h"
class VTKIMAGINGMATH_EXPORT vtkImageLogarithmicScale : public vtkThreadedImageAlgorithm
{
public:
static vtkImageLogarithmicScale *New();
vtkTypeMacro(vtkImageLogarithmicScale,vtkThreadedImageAlgorithm);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Set/Get the scale factor for the logarithmic function.
vtkSetMacro(Constant,double);
vtkGetMacro(Constant,double);
protected:
vtkImageLogarithmicScale();
~vtkImageLogarithmicScale() {}
double Constant;
void ThreadedExecute (vtkImageData *inData, vtkImageData *outData,
int outExt[6], int id);
private:
vtkImageLogarithmicScale(const vtkImageLogarithmicScale&); // Not implemented.
void operator=(const vtkImageLogarithmicScale&); // Not implemented.
};
#endif
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