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vtkImplicitFunctionToImageStencil.h
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vtkImplicitFunctionToImageStencil.h
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkImplicitFunctionToImageStencil.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 vtkImplicitFunctionToImageStencil - clip an image with a function
// .SECTION Description
// vtkImplicitFunctionToImageStencil will convert a vtkImplicitFunction into
// a stencil that can be used with vtkImageStencil or with other classes
// that apply a stencil to an image.
// .SECTION see also
// vtkImplicitFunction vtkImageStencil vtkPolyDataToImageStencil
#ifndef __vtkImplicitFunctionToImageStencil_h
#define __vtkImplicitFunctionToImageStencil_h
#include "vtkImageStencilSource.h"
class vtkImplicitFunction;
class vtkImageData;
class VTK_IMAGING_EXPORT vtkImplicitFunctionToImageStencil : public vtkImageStencilSource
{
public:
static vtkImplicitFunctionToImageStencil *New();
vtkTypeMacro(vtkImplicitFunctionToImageStencil, vtkImageStencilSource);
void PrintSelf(ostream& os, vtkIndent indent);
// Description:
// Specify the implicit function to convert into a stencil.
virtual void SetInput(vtkImplicitFunction*);
vtkGetObjectMacro(Input, vtkImplicitFunction);
// Description:
// Set a vtkImageData that has the Spacing, Origin, and
// WholeExtent that will be used for the stencil. This
// input should be set to the image that you wish to
// apply the stencil to. If you use this method, then
// any values set with the SetOutputSpacing, SetOutputOrigin,
// and SetOutputWholeExtent methods will be ignored.
virtual void SetInformationInput(vtkImageData*);
vtkGetObjectMacro(InformationInput, vtkImageData);
// Description:
// Set the Origin to be used for the stencil. It should be
// set to the Origin of the image you intend to apply the
// stencil to. The default value is (0,0,0).
vtkSetVector3Macro(OutputOrigin, double);
vtkGetVector3Macro(OutputOrigin, double);
// Description:
// Set the Spacing to be used for the stencil. It should be
// set to the Spacing of the image you intend to apply the
// stencil to. The default value is (1,1,1)
vtkSetVector3Macro(OutputSpacing, double);
vtkGetVector3Macro(OutputSpacing, double);
// Description:
// Set the whole extent for the stencil (anything outside
// this extent will be considered to be "outside" the stencil).
// If this is not set, then the stencil will always use
// the requested UpdateExtent as the stencil extent.
vtkSetVector6Macro(OutputWholeExtent, int);
vtkGetVector6Macro(OutputWholeExtent, int);
// Description:
// Set the threshold value for the implicit function.
vtkSetMacro(Threshold, double);
vtkGetMacro(Threshold, double);
protected:
vtkImplicitFunctionToImageStencil();
~vtkImplicitFunctionToImageStencil();
virtual int RequestData(vtkInformation *, vtkInformationVector **,
vtkInformationVector *);
virtual int RequestInformation(vtkInformation *, vtkInformationVector **,
vtkInformationVector *);
vtkImplicitFunction *Input;
double Threshold;
// Description:
// Set in subclasses where the primary input is not a vtkImageData.
vtkImageData *InformationInput;
// Description:
// Set in subclasses where the primary input is not a vtkImageData.
int OutputWholeExtent[6];
double OutputOrigin[3];
double OutputSpacing[3];
private:
vtkImplicitFunctionToImageStencil(const vtkImplicitFunctionToImageStencil&); // Not implemented.
void operator=(const vtkImplicitFunctionToImageStencil&); // Not implemented.
};
#endif