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dox/Rendering/vtkVolumeRayCastIsosurfaceFunction.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkVolumeRayCastIsosurfaceFunction.h,v $
00005   Language:  C++
00006 
00007   Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 
00008   All rights reserved.
00009   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00010 
00011      This software is distributed WITHOUT ANY WARRANTY; without even 
00012      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00013      PURPOSE.  See the above copyright notice for more information.
00014 
00015 =========================================================================*/
00039 #ifndef __vtkVolumeRayCastIsosurfaceFunction_h
00040 #define __vtkVolumeRayCastIsosurfaceFunction_h
00041 
00042 #include "vtkVolumeRayCastFunction.h"
00043 
00044 class VTK_RENDERING_EXPORT vtkVolumeRayCastIsosurfaceFunction : public vtkVolumeRayCastFunction
00045 {
00046 public:
00047   vtkTypeRevisionMacro(vtkVolumeRayCastIsosurfaceFunction,vtkVolumeRayCastFunction);
00048   void PrintSelf( ostream& os, vtkIndent indent );
00049 
00051   static vtkVolumeRayCastIsosurfaceFunction *New();
00052 
00054   float GetZeroOpacityThreshold( vtkVolume *vol );
00055 
00057 
00058   vtkSetMacro( IsoValue, float );
00059   vtkGetMacro( IsoValue, float );
00061 
00062   
00064   float IsoValue;
00065 
00067   float       Color[3];
00068 
00069 //BTX
00070   void CastRay( vtkVolumeRayCastDynamicInfo *dynamicInfo,
00071                 vtkVolumeRayCastStaticInfo *staticInfo);
00072 //ETX
00073 
00074 protected:
00075   vtkVolumeRayCastIsosurfaceFunction();
00076   ~vtkVolumeRayCastIsosurfaceFunction();
00077 
00078 //BTX
00079   void SpecificFunctionInitialize( vtkRenderer *ren,
00080                                    vtkVolume   *vol,
00081                                    vtkVolumeRayCastStaticInfo *staticInfo,
00082                                    vtkVolumeRayCastMapper *mapper );
00083 //ETX
00084 private:
00085   vtkVolumeRayCastIsosurfaceFunction(const vtkVolumeRayCastIsosurfaceFunction&);  // Not implemented.
00086   void operator=(const vtkVolumeRayCastIsosurfaceFunction&);  // Not implemented.
00087 };
00088 #endif