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Rendering/vtkVolumeProVG500Mapper.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkVolumeProVG500Mapper.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 =========================================================================*/
00077 #ifndef __vtkVolumeProVG500Mapper_h
00078 #define __vtkVolumeProVG500Mapper_h
00079 
00080 #include "vtkVolumeProMapper.h"
00081 
00082 #ifdef _WIN32
00083 #include "VolumePro/inc/vli.h"
00084 #else
00085 #include "vli/include/vli.h"
00086 #endif
00087 
00088 #ifdef VTK_USE_VOLUMEPRO
00089 #define VTK_VOLUMEPRO_EXPORT VTK_RENDERING_EXPORT
00090 #else
00091 #define VTK_VOLUMEPRO_EXPORT 
00092 #endif
00093 
00094 class VTK_VOLUMEPRO_EXPORT vtkVolumeProVG500Mapper : public vtkVolumeProMapper
00095 {
00096 public:
00097   vtkTypeMacro(vtkVolumeProVG500Mapper,vtkVolumeProMapper);
00098   static vtkVolumeProVG500Mapper *New();
00100 
00101   virtual void Render( vtkRenderer *, vtkVolume * );
00102   virtual int GetAvailableBoardMemory();
00103   virtual void GetLockSizesForBoardMemory( unsigned int type,
00104                                            unsigned int *xSize,
00105                                            unsigned int *ySize,
00106                                            unsigned int *zSize );
00108 protected:
00109   vtkVolumeProVG500Mapper();
00110   ~vtkVolumeProVG500Mapper();
00111   
00112   // Update the camera - set the camera matrix
00113   void UpdateCamera( vtkRenderer *, vtkVolume * );
00114 
00115   // Update the lights
00116   void UpdateLights( vtkRenderer *, vtkVolume * );
00117 
00118   // Update the properties of the volume including transfer functions
00119   // and material properties
00120   void UpdateProperties( vtkRenderer *, vtkVolume * );
00121 
00122   // Update the volume - create it if necessary
00123   // Set the volume matrix.
00124   void UpdateVolume( vtkRenderer *, vtkVolume * );
00125 
00126   // Set the crop box (as defined in the vtkVolumeMapper superclass)
00127   void UpdateCropping( vtkRenderer *, vtkVolume * );
00128 
00129   // Set the cursor
00130   void UpdateCursor( vtkRenderer *, vtkVolume * );
00131 
00132   // Update the cut plane
00133   void UpdateCutPlane( vtkRenderer *, vtkVolume * );
00134 
00135   // Render the hexagon to the screen
00136   // Defined in the specific graphics implementation.
00137   virtual void RenderHexagon( vtkRenderer  * vtkNotUsed(ren), 
00138                               vtkVolume    * vtkNotUsed(vol),
00139                               VLIPixel     * vtkNotUsed(basePlane),
00140                               int          size[2],
00141                               VLIVector3D  hexagon[6], 
00142                               VLIVector2D  textureCoords[6] ) 
00143     {(void)size; (void)hexagon; (void)textureCoords;}
00144 
00145   // Make the base plane size a power of 2 for OpenGL
00146   void CorrectBasePlaneSize( VLIPixel *inBase, int inSize[2],
00147                              VLIPixel **outBase, int outSize[2],
00148                              VLIVector2D textureCoords[6] );
00149 
00150   // Keep track of the size of the data loaded so we know if we can
00151   // simply update when a change occurs or if we need to release and
00152   // create again
00153   int LoadedDataSize[3];
00154   
00155 private:
00156   vtkVolumeProVG500Mapper(const vtkVolumeProVG500Mapper&);  // Not implemented.
00157   void operator=(const vtkVolumeProVG500Mapper&);  // Not implemented.
00158 };
00159 
00160 
00161 
00162 #endif
00163 
00164 
00165 

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