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dox/Graphics/vtkButterflySubdivisionFilter.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkButterflySubdivisionFilter.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 =========================================================================*/
00051 #ifndef __vtkButterflySubdivisionFilter_h
00052 #define __vtkButterflySubdivisionFilter_h
00053 
00054 #include "vtkInterpolatingSubdivisionFilter.h"
00055 
00056 class vtkCellArray;
00057 class vtkIdList;
00058 class vtkIntArray;
00059 
00060 class VTK_GRAPHICS_EXPORT vtkButterflySubdivisionFilter : public vtkInterpolatingSubdivisionFilter
00061 {
00062 public:
00064 
00065   static vtkButterflySubdivisionFilter *New();
00066   vtkTypeRevisionMacro(vtkButterflySubdivisionFilter,vtkInterpolatingSubdivisionFilter);
00068 
00069 protected:
00070   vtkButterflySubdivisionFilter () {};
00071   ~vtkButterflySubdivisionFilter () {};
00072 
00073 private:
00074   void GenerateSubdivisionPoints(vtkPolyData *inputDS, vtkIntArray *edgeData,
00075                                  vtkPoints *outputPts, vtkPointData *outputPD);
00076   void GenerateButterflyStencil(vtkIdType p1, vtkIdType p2, vtkPolyData *polys,
00077                                 vtkIdList *stencilIds, float *weights);
00078   void GenerateLoopStencil(vtkIdType p1, vtkIdType p2, vtkPolyData *polys,
00079                            vtkIdList *stencilIds, float *weights);
00080   void GenerateBoundaryStencil(vtkIdType p1, vtkIdType p2, vtkPolyData *polys,
00081                                vtkIdList *stencilIds, float *weights);
00082 
00083 private:
00084   vtkButterflySubdivisionFilter(const vtkButterflySubdivisionFilter&);  // Not implemented.
00085   void operator=(const vtkButterflySubdivisionFilter&);  // Not implemented.
00086 };
00087 
00088 #endif
00089 
00090