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dox/Graphics/vtkDataSetSurfaceFilter.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkDataSetSurfaceFilter.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 =========================================================================*/ 00034 #ifndef __vtkDataSetSurfaceFilter_h 00035 #define __vtkDataSetSurfaceFilter_h 00036 00037 #include "vtkDataSetToPolyDataFilter.h" 00038 00039 class vtkFastGeomQuad; 00040 class vtkPointData; 00041 class vtkPoints; 00042 00043 class VTK_GRAPHICS_EXPORT vtkDataSetSurfaceFilter : public vtkDataSetToPolyDataFilter 00044 { 00045 public: 00046 static vtkDataSetSurfaceFilter *New(); 00047 vtkTypeRevisionMacro(vtkDataSetSurfaceFilter,vtkDataSetToPolyDataFilter); 00048 void PrintSelf(ostream& os, vtkIndent indent); 00049 00051 00054 vtkSetMacro(UseStrips, int); 00055 vtkGetMacro(UseStrips, int); 00056 vtkBooleanMacro(UseStrips, int); 00058 00059 protected: 00060 vtkDataSetSurfaceFilter(); 00061 ~vtkDataSetSurfaceFilter(); 00062 00063 int UseStrips; 00064 00065 void ComputeInputUpdateExtents(vtkDataObject *output); 00066 00067 void Execute(); 00068 void StructuredExecute(vtkDataSet *input, int *ext); 00069 void UnstructuredGridExecute(); 00070 void DataSetExecute(); 00071 void ExecuteInformation(); 00072 00073 // Helper methods. 00074 void ExecuteFaceStrips(vtkDataSet *input, int maxFlag, int *ext, 00075 int aAxis, int bAxis, int cAxis); 00076 void ExecuteFaceQuads(vtkDataSet *input, int maxFlag, int *ext, 00077 int aAxis, int bAxis, int cAxis); 00078 00079 void InitializeQuadHash(vtkIdType numPoints); 00080 void DeleteQuadHash(); 00081 void InsertQuadInHash(vtkIdType a, vtkIdType b, vtkIdType c, vtkIdType d, 00082 vtkIdType sourceId); 00083 void InsertTriInHash(vtkIdType a, vtkIdType b, vtkIdType c, 00084 vtkIdType sourceId); 00085 void InitQuadHashTraversal(); 00086 vtkFastGeomQuad *GetNextVisibleQuadFromHash(); 00087 00088 vtkFastGeomQuad **QuadHash; 00089 vtkIdType QuadHashLength; 00090 vtkFastGeomQuad *QuadHashTraversal; 00091 vtkIdType QuadHashTraversalIndex; 00092 00093 vtkIdType *PointMap; 00094 vtkIdType GetOutputPointId(vtkIdType inPtId, vtkDataSet *input, 00095 vtkPoints *outPts, vtkPointData *outPD); 00096 00097 vtkIdType NumberOfNewCells; 00098 00099 private: 00100 vtkDataSetSurfaceFilter(const vtkDataSetSurfaceFilter&); // Not implemented. 00101 void operator=(const vtkDataSetSurfaceFilter&); // Not implemented. 00102 }; 00103 00104 #endif 00105 00106