Rendering/vtkUnstructuredGridVolumeRayCastMapper.h
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00035 #ifndef __vtkUnstructuredGridVolumeRayCastMapper_h
00036 #define __vtkUnstructuredGridVolumeRayCastMapper_h
00037
00038 #include "vtkUnstructuredGridVolumeMapper.h"
00039
00040 class vtkMultiThreader;
00041 class vtkRenderer;
00042 class vtkTimerLog;
00043 class vtkVolume;
00044 class vtkUnstructuredGridBunykRayCastFunction;
00045 class vtkRayCastImageDisplayHelper;
00046
00047 class VTK_RENDERING_EXPORT vtkUnstructuredGridVolumeRayCastMapper : public vtkUnstructuredGridVolumeMapper
00048 {
00049 public:
00050 static vtkUnstructuredGridVolumeRayCastMapper *New();
00051 vtkTypeRevisionMacro(vtkUnstructuredGridVolumeRayCastMapper,vtkUnstructuredGridVolumeMapper);
00052 void PrintSelf( ostream& os, vtkIndent indent );
00053
00055
00058 vtkSetClampMacro( ImageSampleDistance, float, 0.1f, 100.0f );
00059 vtkGetMacro( ImageSampleDistance, float );
00061
00063
00065 vtkSetClampMacro( MinimumImageSampleDistance, float, 0.1f, 100.0f );
00066 vtkGetMacro( MinimumImageSampleDistance, float );
00068
00070
00072 vtkSetClampMacro( MaximumImageSampleDistance, float, 0.1f, 100.0f );
00073 vtkGetMacro( MaximumImageSampleDistance, float );
00075
00077
00080 vtkSetClampMacro( AutoAdjustSampleDistances, int, 0, 1 );
00081 vtkGetMacro( AutoAdjustSampleDistances, int );
00082 vtkBooleanMacro( AutoAdjustSampleDistances, int );
00084
00086
00088 void SetNumberOfThreads( int num );
00089 vtkGetMacro( NumberOfThreads, int );
00091
00093
00095 vtkSetClampMacro( IntermixIntersectingGeometry, int, 0, 1 );
00096 vtkGetMacro( IntermixIntersectingGeometry, int );
00097 vtkBooleanMacro( IntermixIntersectingGeometry, int );
00099
00100
00103 void Render( vtkRenderer *, vtkVolume * );
00104
00109 void ReleaseGraphicsResources(vtkWindow *);
00110
00111 vtkGetVectorMacro( ImageInUseSize, int, 2 );
00112 vtkGetVectorMacro( ImageOrigin, int, 2 );
00113 vtkGetVectorMacro( ImageViewportSize, int , 2 );
00114
00115
00116
00117 void CastRays( int threadID, int threadCount );
00118
00119 protected:
00120 vtkUnstructuredGridVolumeRayCastMapper();
00121 ~vtkUnstructuredGridVolumeRayCastMapper();
00122
00123 float ImageSampleDistance;
00124 float MinimumImageSampleDistance;
00125 float MaximumImageSampleDistance;
00126 int AutoAdjustSampleDistances;
00127
00128 vtkMultiThreader *Threader;
00129 int NumberOfThreads;
00130
00131 vtkRayCastImageDisplayHelper *ImageDisplayHelper;
00132
00133
00134 int ImageViewportSize[2];
00135
00136
00137
00138
00139
00140 int ImageMemorySize[2];
00141
00142
00143
00144
00145
00146 int ImageInUseSize[2];
00147
00148
00149
00150 int ImageOrigin[2];
00151
00152
00153 unsigned char *Image;
00154
00155 float *RenderTimeTable;
00156 vtkVolume **RenderVolumeTable;
00157 vtkRenderer **RenderRendererTable;
00158 int RenderTableSize;
00159 int RenderTableEntries;
00160
00161 void StoreRenderTime( vtkRenderer *ren, vtkVolume *vol, float t );
00162 float RetrieveRenderTime( vtkRenderer *ren, vtkVolume *vol );
00163
00164 int IntermixIntersectingGeometry;
00165
00166 float *ZBuffer;
00167 int ZBufferSize[2];
00168 int ZBufferOrigin[2];
00169
00170
00171
00172
00173 double GetZBufferValue( int x, int y );
00174
00175 double GetMinimumBoundsDepth( vtkRenderer *ren,
00176 vtkVolume *vol );
00177
00178 vtkUnstructuredGridBunykRayCastFunction *BunykFunction;
00179
00180 vtkVolume *CurrentVolume;
00181 vtkRenderer *CurrentRenderer;
00182
00183
00184 private:
00185 vtkUnstructuredGridVolumeRayCastMapper(const vtkUnstructuredGridVolumeRayCastMapper&);
00186 void operator=(const vtkUnstructuredGridVolumeRayCastMapper&);
00187 };
00188
00189 #endif
00190