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dox/Common/vtkWedge.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkWedge.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 =========================================================================*/ 00037 #ifndef __vtkWedge_h 00038 #define __vtkWedge_h 00039 00040 #include "vtkCell3D.h" 00041 00042 class vtkLine; 00043 class vtkTriangle; 00044 class vtkQuad; 00045 00046 class vtkUnstructuredGrid; 00047 00048 class VTK_COMMON_EXPORT vtkWedge : public vtkCell3D 00049 { 00050 public: 00051 static vtkWedge *New(); 00052 vtkTypeRevisionMacro(vtkWedge,vtkCell3D); 00053 00055 00056 virtual void GetEdgePoints(int edgeId, int* &pts); 00057 virtual void GetFacePoints(int faceId, int* &pts); 00058 virtual float *GetParametricCoords(); 00060 00062 00063 int GetCellType() {return VTK_WEDGE;} 00064 int GetCellDimension() {return 3;} 00065 int GetNumberOfEdges() {return 9;} 00066 int GetNumberOfFaces() {return 5;} 00067 vtkCell *GetEdge(int edgeId); 00068 vtkCell *GetFace(int faceId); 00069 int CellBoundary(int subId, float pcoords[3], vtkIdList *pts); 00070 void Contour(float value, vtkDataArray *cellScalars, 00071 vtkPointLocator *locator, vtkCellArray *verts, 00072 vtkCellArray *lines, vtkCellArray *polys, 00073 vtkPointData *inPd, vtkPointData *outPd, 00074 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd); 00075 int EvaluatePosition(float x[3], float* closestPoint, 00076 int& subId, float pcoords[3], 00077 float& dist2, float *weights); 00078 void EvaluateLocation(int& subId, float pcoords[3], float x[3], 00079 float *weights); 00080 int IntersectWithLine(float p1[3], float p2[3], float tol, float& t, 00081 float x[3], float pcoords[3], int& subId); 00082 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts); 00083 void Derivatives(int subId, float pcoords[3], float *values, 00084 int dim, float *derivs); 00086 00088 int GetParametricCenter(float pcoords[3]); 00089 00091 00093 static void InterpolationFunctions(float pcoords[3], float weights[6]); 00094 static void InterpolationDerivs(float pcoords[3], float derivs[18]); 00095 int JacobianInverse(float pcoords[3], double **inverse, float derivs[18]); 00096 static int *GetEdgeArray(int edgeId); 00097 static int *GetFaceArray(int faceId); 00099 00100 protected: 00101 vtkWedge(); 00102 ~vtkWedge(); 00103 00104 vtkLine *Line; 00105 vtkTriangle *Triangle; 00106 vtkQuad *Quad; 00107 00108 private: 00109 vtkWedge(const vtkWedge&); // Not implemented. 00110 void operator=(const vtkWedge&); // Not implemented. 00111 }; 00112 00113 inline int vtkWedge::GetParametricCenter(float pcoords[3]) 00114 { 00115 pcoords[0] = pcoords[1] = 0.333333f; 00116 pcoords[2] = 0.5f; 00117 return 0; 00118 } 00119 00120 #endif 00121 00122 00123