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Graphics/vtkInterpolatingSubdivisionFilter.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkInterpolatingSubdivisionFilter.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 =========================================================================*/
00045 #ifndef __vtkInterpolatingSubdivisionFilter_h
00046 #define __vtkInterpolatingSubdivisionFilter_h
00047 
00048 #include "vtkPolyDataToPolyDataFilter.h"
00049 
00050 class vtkCellArray;
00051 class vtkCellData;
00052 class vtkIdList;
00053 class vtkIntArray;
00054 class vtkPointData;
00055 class vtkPoints;
00056 class vtkPolyData;
00057 
00058 class VTK_GRAPHICS_EXPORT vtkInterpolatingSubdivisionFilter : public vtkPolyDataToPolyDataFilter
00059 {
00060 public:
00061   vtkTypeRevisionMacro(vtkInterpolatingSubdivisionFilter,vtkPolyDataToPolyDataFilter);
00062   void PrintSelf(ostream& os, vtkIndent indent);
00063 
00065 
00066   vtkSetMacro(NumberOfSubdivisions,int);
00067   vtkGetMacro(NumberOfSubdivisions,int);
00069 
00070 protected:
00071   vtkInterpolatingSubdivisionFilter();
00072   ~vtkInterpolatingSubdivisionFilter() {};
00073 
00074   void Execute();
00075   virtual void GenerateSubdivisionPoints (vtkPolyData *inputDS, vtkIntArray *edgeData, vtkPoints *outputPts, vtkPointData *outputPD) = 0;
00076   void GenerateSubdivisionCells (vtkPolyData *inputDS, vtkIntArray *edgeData, vtkCellArray *outputPolys, vtkCellData *outputCD);
00077   int FindEdge (vtkPolyData *mesh, vtkIdType cellId, vtkIdType p1,
00078                 vtkIdType p2, vtkIntArray *edgeData, vtkIdList *cellIds);
00079   vtkIdType InterpolatePosition (vtkPoints *inputPts, vtkPoints *outputPts,
00080                                  vtkIdList *stencil, float *weights);
00081   int NumberOfSubdivisions;
00082 
00083 private:
00084   vtkInterpolatingSubdivisionFilter(const vtkInterpolatingSubdivisionFilter&);  // Not implemented.
00085   void operator=(const vtkInterpolatingSubdivisionFilter&);  // Not implemented.
00086 };
00087 
00088 #endif
00089 
00090