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dox/Graphics/vtkPolyDataPointSampler.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkPolyDataPointSampler.h,v $
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 =========================================================================*/
00043 #ifndef __vtkPolyDataPointSampler_h
00044 #define __vtkPolyDataPointSampler_h
00045 
00046 #include "vtkPolyDataAlgorithm.h"
00047 
00048 class VTK_GRAPHICS_EXPORT vtkPolyDataPointSampler : public vtkPolyDataAlgorithm 
00049 {
00050 public:
00052   static vtkPolyDataPointSampler *New();
00053 
00055 
00056   vtkTypeRevisionMacro(vtkPolyDataPointSampler,vtkPolyDataAlgorithm);
00057   void PrintSelf(ostream& os, vtkIndent indent);
00059 
00061 
00063   vtkSetClampMacro(Distance,double,0.0,VTK_LARGE_FLOAT);
00064   vtkGetMacro(Distance,double);
00066   
00068 
00070   vtkGetMacro(GenerateVertexPoints,int);  
00071   vtkSetMacro(GenerateVertexPoints,int);  
00072   vtkBooleanMacro(GenerateVertexPoints,int);  
00074 
00076 
00078   vtkGetMacro(GenerateEdgePoints,int);  
00079   vtkSetMacro(GenerateEdgePoints,int);  
00080   vtkBooleanMacro(GenerateEdgePoints,int);  
00082 
00084 
00086   vtkGetMacro(GenerateInteriorPoints,int);  
00087   vtkSetMacro(GenerateInteriorPoints,int);  
00088   vtkBooleanMacro(GenerateInteriorPoints,int);  
00090 
00092 
00096   vtkGetMacro(GenerateVertices,int);  
00097   vtkSetMacro(GenerateVertices,int);  
00098   vtkBooleanMacro(GenerateVertices,int);  
00100 
00101 protected:
00102   vtkPolyDataPointSampler();
00103   ~vtkPolyDataPointSampler() {}
00104 
00105   int RequestData(vtkInformation *, vtkInformationVector **, vtkInformationVector *);
00106 
00107   double Distance;
00108   double Distance2;
00109   
00110   int GenerateVertexPoints;
00111   int GenerateEdgePoints;
00112   int GenerateInteriorPoints;
00113   int GenerateVertices;
00114 
00115   void SampleEdge(vtkPoints *pts, double x0[3], double x1[3]);
00116   void SampleTriangle(vtkPoints *newPts, vtkPoints *inPts, 
00117                       vtkIdType *pts);
00118   void SamplePolygon(vtkPoints *newPts, vtkPoints *inPts, 
00119                       vtkIdType npts, vtkIdType *pts);
00120 
00121 private:
00122   vtkPolyDataPointSampler(const vtkPolyDataPointSampler&);  // Not implemented.
00123   void operator=(const vtkPolyDataPointSampler&);  // Not implemented.
00124 };
00125 
00126 #endif

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