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graphics/vtkVolumeTextureMapper2D.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkVolumeTextureMapper2D.h,v $
00005   Language:  C++
00006 
00007 
00008 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 
00009 All rights reserved.
00010 
00011 Redistribution and use in source and binary forms, with or without
00012 modification, are permitted provided that the following conditions are met:
00013 
00014  * Redistributions of source code must retain the above copyright notice,
00015    this list of conditions and the following disclaimer.
00016 
00017  * Redistributions in binary form must reproduce the above copyright notice,
00018    this list of conditions and the following disclaimer in the documentation
00019    and/or other materials provided with the distribution.
00020 
00021  * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
00022    of any contributors may be used to endorse or promote products derived
00023    from this software without specific prior written permission.
00024 
00025  * Modified source versions must be plainly marked as such, and must not be
00026    misrepresented as being the original software.
00027 
00028 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
00029 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00030 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
00031 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
00032 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
00033 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
00034 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
00035 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
00036 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
00037 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
00038 
00039 =========================================================================*/
00055 #ifndef __vtkVolumeTextureMapper2D_h
00056 #define __vtkVolumeTextureMapper2D_h
00057 
00058 #include "vtkVolumeTextureMapper.h"
00059 
00060 class VTK_EXPORT vtkVolumeTextureMapper2D : public vtkVolumeTextureMapper
00061 {
00062 public:
00063   vtkTypeMacro(vtkVolumeTextureMapper2D,vtkVolumeTextureMapper);
00064   void PrintSelf( ostream& os, vtkIndent index );
00065 
00066   static vtkVolumeTextureMapper2D *New();
00067   
00073   vtkSetVector2Macro( TargetTextureSize, int );
00074   vtkGetVector2Macro( TargetTextureSize, int );
00075   
00081   vtkSetMacro( MaximumNumberOfPlanes, int );
00082   vtkGetMacro( MaximumNumberOfPlanes, int );
00083   
00084 //BTX
00085 
00088   virtual void Render(vtkRenderer *, vtkVolume *) {};
00089 
00090   virtual void RenderQuads( int vtkNotUsed(count),
00091                             float *vtkNotUsed(v), float *vtkNotUsed(t),
00092                             unsigned char *vtkNotUsed(texture),
00093                             int vtkNotUsed(size)[2]) {};
00094 
00097   int GetInternalSkipFactor() {return this->InternalSkipFactor;};
00098   
00099 //ETX
00100 
00101 
00102 protected:
00103   vtkVolumeTextureMapper2D();
00104   ~vtkVolumeTextureMapper2D();
00105   vtkVolumeTextureMapper2D(const vtkVolumeTextureMapper2D&) {};
00106   void operator=(const vtkVolumeTextureMapper2D&) {};
00107 
00108   void InitializeRender( vtkRenderer *ren, vtkVolume *vol );
00109 
00110   void GenerateTexturesAndRenderQuads();
00111 
00112   int  MajorDirection;
00113   int  TargetTextureSize[2];
00114 
00115   int  MaximumNumberOfPlanes;
00116   int  InternalSkipFactor;
00117 };
00118 
00119 
00120 #endif
00121 
00122 

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