vtkVolumeTextureMapper2D.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkVolumeTextureMapper2D.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 vtkVolumeTextureMapper2D_h
#define vtkVolumeTextureMapper2D_h
 
#include "vtkRenderingVolumeModule.h" // For export macro
#include "vtkVolumeTextureMapper.h"
 
class VTKRENDERINGVOLUME_EXPORT vtkVolumeTextureMapper2D : public vtkVolumeTextureMapper
{
public:
  vtkTypeMacro(vtkVolumeTextureMapper2D,vtkVolumeTextureMapper);
  void PrintSelf( ostream& os, vtkIndent indent );
 
  static vtkVolumeTextureMapper2D *New();
 
 
  vtkSetVector2Macro( TargetTextureSize, int );
  vtkGetVector2Macro( TargetTextureSize, int );
 
 
  vtkSetMacro( MaximumNumberOfPlanes, int );
  vtkGetMacro( MaximumNumberOfPlanes, int );
 
 
  vtkSetMacro( MaximumStorageSize, int );
  vtkGetMacro( MaximumStorageSize, int );
 
//BTX
 
  virtual void Render(vtkRenderer *, vtkVolume *) {}
 
  virtual void RenderQuads( int vtkNotUsed(count),
                            float *vtkNotUsed(v), float *vtkNotUsed(t),
                            unsigned char *vtkNotUsed(texture),
                            int vtkNotUsed(size)[2],
                            int vtkNotUsed(reverseFlag)) {}
 
  int GetInternalSkipFactor() {return this->InternalSkipFactor;};
 
  int *GetAxisTextureSize() {return &(this->AxisTextureSize[0][0]);};
 
  int GetSaveTextures() {return this->SaveTextures;};
 
  unsigned char *GetTexture() {return this->Texture;};
 
//ETX
 
 
protected:
  vtkVolumeTextureMapper2D();
  ~vtkVolumeTextureMapper2D();
 
  void InitializeRender( vtkRenderer *ren, vtkVolume *vol )
    {this->InitializeRender( ren, vol, -1 );}
 
  void InitializeRender( vtkRenderer *ren, vtkVolume *vol, int majorDirection );
 
  void GenerateTexturesAndRenderQuads( vtkRenderer *ren, vtkVolume *vol );
 
  int  MajorDirection;
  int  TargetTextureSize[2];
 
  int  MaximumNumberOfPlanes;
  int  InternalSkipFactor;
  int  MaximumStorageSize;
 
  unsigned char  *Texture;
  int             TextureSize;
  int             SaveTextures;
  vtkTimeStamp    TextureMTime;
 
  int             AxisTextureSize[3][3];
  void            ComputeAxisTextureSize( int axis, int *size );
 
  void           RenderSavedTexture();
 
private:
  vtkVolumeTextureMapper2D(const vtkVolumeTextureMapper2D&);  // Not implemented.
  void operator=(const vtkVolumeTextureMapper2D&);  // Not implemented.
};
 
 
#endif