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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 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 =========================================================================*/ 00029 #ifndef __vtkConvexPointSet_h 00030 #define __vtkConvexPointSet_h 00031 00032 #include "vtkCell3D.h" 00033 00034 class vtkUnstructuredGrid; 00035 class vtkCellArray; 00036 class vtkTriangle; 00037 class vtkTetra; 00038 class vtkDoubleArray; 00039 00040 class VTK_COMMON_EXPORT vtkConvexPointSet : public vtkCell3D 00041 { 00042 public: 00043 static vtkConvexPointSet *New(); 00044 vtkTypeRevisionMacro(vtkConvexPointSet,vtkCell3D); 00045 00047 virtual int HasFixedTopology() {return 0;} 00048 00050 00051 virtual void GetEdgePoints(int vtkNotUsed(edgeId), int* &vtkNotUsed(pts)) {} 00052 virtual void GetFacePoints(int vtkNotUsed(faceId), int* &vtkNotUsed(pts)) {} 00053 virtual double *GetParametricCoords(); 00055 00057 virtual int GetCellType() {return VTK_CONVEX_POINT_SET;} 00058 00060 00061 virtual int RequiresInitialization() {return 1;} 00062 virtual void Initialize(); 00064 00066 00075 virtual int GetNumberOfEdges() {return 0;} 00076 virtual vtkCell *GetEdge(int) {return NULL;} 00077 virtual int GetNumberOfFaces(); 00078 virtual vtkCell *GetFace(int faceId); 00080 00082 00084 virtual void Contour(double value, vtkDataArray *cellScalars, 00085 vtkPointLocator *locator, vtkCellArray *verts, 00086 vtkCellArray *lines, vtkCellArray *polys, 00087 vtkPointData *inPd, vtkPointData *outPd, 00088 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd); 00090 00092 00095 virtual void Clip(double value, vtkDataArray *cellScalars, 00096 vtkPointLocator *locator, vtkCellArray *connectivity, 00097 vtkPointData *inPd, vtkPointData *outPd, 00098 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, 00099 int insideOut); 00101 00103 00106 virtual int EvaluatePosition(double x[3], double* closestPoint, 00107 int& subId, double pcoords[3], 00108 double& dist2, double *weights); 00110 00112 00113 virtual void EvaluateLocation(int& subId, double pcoords[3], double x[3], 00114 double *weights); 00116 00118 00120 virtual int IntersectWithLine(double p1[3], double p2[3], double tol, double& t, 00121 double x[3], double pcoords[3], int& subId); 00123 00125 virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts); 00126 00128 00130 virtual void Derivatives(int subId, double pcoords[3], double *values, 00131 int dim, double *derivs); 00133 00137 virtual int CellBoundary(int subId, double pcoords[3], vtkIdList *pts); 00138 00140 virtual int GetParametricCenter(double pcoords[3]); 00141 00144 int IsPrimaryCell() {return 0;} 00145 00146 protected: 00147 vtkConvexPointSet(); 00148 ~vtkConvexPointSet(); 00149 00150 vtkTetra *Tetra; 00151 vtkIdList *TetraIds; 00152 vtkPoints *TetraPoints; 00153 vtkDoubleArray *TetraScalars; 00154 00155 vtkCellArray *BoundaryTris; 00156 vtkTriangle *Triangle; 00157 vtkDoubleArray *ParametricCoords; 00158 00159 private: 00160 vtkConvexPointSet(const vtkConvexPointSet&); // Not implemented. 00161 void operator=(const vtkConvexPointSet&); // Not implemented. 00162 }; 00163 00164 inline int vtkConvexPointSet::GetParametricCenter(double pcoords[3]) 00165 { 00166 pcoords[0] = pcoords[1] = pcoords[2] = 0.5; 00167 return 0; 00168 } 00169 00170 #endif 00171 00172 00173