Rendering/vtkRecursiveSphereDirectionEncoder.h
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00028 #ifndef __vtkRecursiveSphereDirectionEncoder_h
00029 #define __vtkRecursiveSphereDirectionEncoder_h
00030
00031 #include "vtkDirectionEncoder.h"
00032
00033 class VTK_RENDERING_EXPORT vtkRecursiveSphereDirectionEncoder : public vtkDirectionEncoder
00034 {
00035 public:
00036 vtkTypeRevisionMacro(vtkRecursiveSphereDirectionEncoder,vtkDirectionEncoder);
00037 void PrintSelf( ostream& os, vtkIndent indent );
00038
00041 static vtkRecursiveSphereDirectionEncoder *New();
00042
00043
00045 int GetEncodedDirection( float n[3] );
00046
00048 float *GetDecodedGradient( int value );
00049
00051 int GetNumberOfEncodedDirections( void );
00052
00057 float *GetDecodedGradientTable( void );
00058
00060
00072 vtkSetClampMacro( RecursionDepth, int, 0, 6 );
00073 vtkGetMacro( RecursionDepth, int );
00075
00076 protected:
00077 vtkRecursiveSphereDirectionEncoder();
00078 ~vtkRecursiveSphereDirectionEncoder();
00079
00080
00081 int RecursionDepth;
00082
00083
00084
00085
00086 int *IndexTable;
00087
00088
00089
00090
00091
00092 float *DecodedNormal;
00093
00094
00095
00096
00097 void InitializeIndexTable( void );
00098 int IndexTableRecursionDepth;
00099
00100 int OuterSize;
00101 int InnerSize;
00102 int GridSize;
00103 private:
00104 vtkRecursiveSphereDirectionEncoder(const vtkRecursiveSphereDirectionEncoder&);
00105 void operator=(const vtkRecursiveSphereDirectionEncoder&);
00106 };
00107
00108
00109 #endif
00110