vtkScalarsToTextureFilter.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkScalarsToTextureFilter.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 vtkScalarsToTextureFilter_h
#define vtkScalarsToTextureFilter_h
 
#include "vtkFiltersTextureModule.h" // For export macro
#include "vtkPolyDataAlgorithm.h"
#include "vtkSmartPointer.h" // For smart pointer
 
class vtkImageData;
class vtkPolyData;
class vtkScalarsToColors;
 
class VTKFILTERSTEXTURE_EXPORT vtkScalarsToTextureFilter : public vtkPolyDataAlgorithm
{
public:
  static vtkScalarsToTextureFilter* New();
  vtkTypeMacro(vtkScalarsToTextureFilter, vtkPolyDataAlgorithm);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  void SetTransferFunction(vtkScalarsToColors* stc);
  vtkScalarsToColors* GetTransferFunction();
 
 
  vtkGetMacro(UseTransferFunction, bool);
  vtkSetMacro(UseTransferFunction, bool);
  vtkBooleanMacro(UseTransferFunction, bool);
 
 
  vtkSetVector2Macro(TextureDimensions, int);
  vtkGetVector2Macro(TextureDimensions, int);
 
protected:
  vtkScalarsToTextureFilter();
  ~vtkScalarsToTextureFilter() override = default;
 
  int FillOutputPortInformation(int port, vtkInformation* info) override;
  int RequestData(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
  int RequestInformation(vtkInformation* request, vtkInformationVector** inputVector,
    vtkInformationVector* outputVector) override;
 
private:
  void operator=(const vtkScalarsToTextureFilter&) = delete;
  vtkScalarsToTextureFilter(const vtkScalarsToTextureFilter&) = delete;
 
  vtkSmartPointer<vtkScalarsToColors> TransferFunction;
  int TextureDimensions[2];
  bool UseTransferFunction = true;
};
#endif