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dox/Common/vtkConvexPointSet.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkConvexPointSet.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 =========================================================================*/ 00033 #ifndef __vtkConvexPointSet_h 00034 #define __vtkConvexPointSet_h 00035 00036 #include "vtkCell3D.h" 00037 00038 class vtkUnstructuredGrid; 00039 class vtkCellArray; 00040 class vtkTriangle; 00041 class vtkTetra; 00042 class vtkFloatArray; 00043 00044 class VTK_COMMON_EXPORT vtkConvexPointSet : public vtkCell3D 00045 { 00046 public: 00047 static vtkConvexPointSet *New(); 00048 vtkTypeRevisionMacro(vtkConvexPointSet,vtkCell3D); 00049 00051 00052 virtual void GetEdgePoints(int vtkNotUsed(edgeId), int* &vtkNotUsed(pts)) {} 00053 virtual void GetFacePoints(int vtkNotUsed(faceId), int* &vtkNotUsed(pts)) {} 00054 virtual float *GetParametricCoords(); 00056 00058 virtual int GetCellType() {return VTK_CONVEX_POINT_SET;} 00059 00061 00062 virtual int RequiresInitialization() {return 1;} 00063 virtual void Initialize(); 00065 00067 00076 virtual int GetNumberOfEdges() {return 0;} 00077 virtual vtkCell *GetEdge(int) {return NULL;} 00078 virtual int GetNumberOfFaces(); 00079 virtual vtkCell *GetFace(int faceId); 00081 00083 00085 virtual void Contour(float value, vtkDataArray *cellScalars, 00086 vtkPointLocator *locator, vtkCellArray *verts, 00087 vtkCellArray *lines, vtkCellArray *polys, 00088 vtkPointData *inPd, vtkPointData *outPd, 00089 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd); 00091 00093 00096 virtual void Clip(float value, vtkDataArray *cellScalars, 00097 vtkPointLocator *locator, vtkCellArray *connectivity, 00098 vtkPointData *inPd, vtkPointData *outPd, 00099 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, 00100 int insideOut); 00102 00104 00107 virtual int EvaluatePosition(float x[3], float* closestPoint, 00108 int& subId, float pcoords[3], 00109 float& dist2, float *weights); 00111 00113 00114 virtual void EvaluateLocation(int& subId, float pcoords[3], float x[3], 00115 float *weights); 00117 00119 00121 virtual int IntersectWithLine(float p1[3], float p2[3], float tol, float& t, 00122 float x[3], float pcoords[3], int& subId); 00124 00126 virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts); 00127 00129 00131 virtual void Derivatives(int subId, float pcoords[3], float *values, 00132 int dim, float *derivs); 00134 00138 virtual int CellBoundary(int subId, float pcoords[3], vtkIdList *pts); 00139 00141 virtual int GetParametricCenter(float pcoords[3]); 00142 00143 protected: 00144 vtkConvexPointSet(); 00145 ~vtkConvexPointSet(); 00146 00147 vtkTetra *Tetra; 00148 vtkIdList *TetraIds; 00149 vtkPoints *TetraPoints; 00150 vtkFloatArray *TetraScalars; 00151 00152 vtkCellArray *BoundaryTris; 00153 vtkTriangle *Triangle; 00154 vtkFloatArray *ParametricCoords; 00155 00156 private: 00157 vtkConvexPointSet(const vtkConvexPointSet&); // Not implemented. 00158 void operator=(const vtkConvexPointSet&); // Not implemented. 00159 }; 00160 00161 inline int vtkConvexPointSet::GetParametricCenter(float pcoords[3]) 00162 { 00163 pcoords[0] = pcoords[1] = pcoords[2] = 0.5; 00164 return 0; 00165 } 00166 00167 #endif 00168 00169 00170