Main Page | Class Hierarchy | Alphabetical List | Class List | File List | Class Members | File Members | Related Pages
Rendering/vtkVolumeRayCastCompositeFunction.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkVolumeRayCastCompositeFunction.h,v $
00005 
00006   Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
00007   All rights reserved.
00008   See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
00009 
00010      This software is distributed WITHOUT ANY WARRANTY; without even
00011      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
00012      PURPOSE.  See the above copyright notice for more information.
00013 
00014 =========================================================================*/
00034 #ifndef __vtkVolumeRayCastCompositeFunction_h
00035 #define __vtkVolumeRayCastCompositeFunction_h
00036 
00037 #include "vtkVolumeRayCastFunction.h"
00038 
00039 #define VTK_COMPOSITE_CLASSIFY_FIRST 0
00040 #define VTK_COMPOSITE_INTERPOLATE_FIRST 1
00041 
00042 class VTK_RENDERING_EXPORT vtkVolumeRayCastCompositeFunction : public vtkVolumeRayCastFunction
00043 {
00044 public:
00045   static vtkVolumeRayCastCompositeFunction *New();
00046   vtkTypeRevisionMacro(vtkVolumeRayCastCompositeFunction,vtkVolumeRayCastFunction);
00047   void PrintSelf( ostream& os, vtkIndent indent );
00048 
00050 
00051   vtkSetClampMacro( CompositeMethod, int,
00052         VTK_COMPOSITE_CLASSIFY_FIRST, VTK_COMPOSITE_INTERPOLATE_FIRST );
00053   vtkGetMacro(CompositeMethod,int);
00054   void SetCompositeMethodToInterpolateFirst()
00055     {this->SetCompositeMethod(VTK_COMPOSITE_INTERPOLATE_FIRST);}
00056   void SetCompositeMethodToClassifyFirst() 
00057     {this->SetCompositeMethod(VTK_COMPOSITE_CLASSIFY_FIRST);}
00058   const char *GetCompositeMethodAsString(void);
00060 
00061 //BTX
00062   void CastRay( vtkVolumeRayCastDynamicInfo *dynamicInfo,
00063                 vtkVolumeRayCastStaticInfo *staticInfo);
00064 
00065   float GetZeroOpacityThreshold( vtkVolume *vol );
00066 //ETX
00067 
00068 protected:
00069   vtkVolumeRayCastCompositeFunction();
00070   ~vtkVolumeRayCastCompositeFunction();
00071 
00072 //BTX
00073   void SpecificFunctionInitialize( vtkRenderer *ren,
00074                                    vtkVolume   *vol,
00075                                    vtkVolumeRayCastStaticInfo *staticInfo,
00076                                    vtkVolumeRayCastMapper *mapper );
00077 //ETX
00078   
00079   int           CompositeMethod;
00080 private:
00081   vtkVolumeRayCastCompositeFunction(const vtkVolumeRayCastCompositeFunction&);  // Not implemented.
00082   void operator=(const vtkVolumeRayCastCompositeFunction&);  // Not implemented.
00083 };
00084 
00085 
00086 #endif