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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    vtkContourTriangulator.h
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 =========================================================================*/
00036 #ifndef vtkContourTriangulator_h
00037 #define vtkContourTriangulator_h
00038 
00039 #include "vtkFiltersGeneralModule.h" // For export macro
00040 #include "vtkPolyDataAlgorithm.h"
00041 
00042 class vtkCellArray;
00043 class vtkIdList;
00044 
00045 class VTKFILTERSGENERAL_EXPORT vtkContourTriangulator : public vtkPolyDataAlgorithm
00046 {
00047 public:
00048   static vtkContourTriangulator *New();
00049   vtkTypeMacro(vtkContourTriangulator,vtkPolyDataAlgorithm);
00050   void PrintSelf(ostream& os, vtkIndent indent);
00051 
00053 
00054   vtkGetMacro(TriangulationError, int);
00056 
00058 
00061   vtkSetMacro(TriangulationErrorDisplay, int);
00062   vtkBooleanMacro(TriangulationErrorDisplay, int);
00063   vtkGetMacro(TriangulationErrorDisplay, int);
00065 
00067 
00070   static int TriangulatePolygon(
00071     vtkIdList *polygon, vtkPoints *points, vtkCellArray *triangles);
00073 
00075 
00079   static int TriangulateContours(
00080     vtkPolyData *data, vtkIdType firstLine, vtkIdType numLines,
00081     vtkCellArray *outputPolys, const double normal[3]);
00083 
00084 protected:
00085   vtkContourTriangulator();
00086   ~vtkContourTriangulator();
00087 
00088   virtual int RequestData(
00089     vtkInformation* request, vtkInformationVector** inputVector,
00090     vtkInformationVector* outputVector);
00091 
00092   int TriangulationError;
00093   int TriangulationErrorDisplay;
00094 
00095 private:
00096   vtkContourTriangulator(const vtkContourTriangulator&);  // Not implemented.
00097   void operator=(const vtkContourTriangulator&);  // Not implemented.
00098 };
00099 
00100 #endif