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dox/Common/vtkHexahedron.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkHexahedron.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 =========================================================================*/ 00033 #ifndef __vtkHexahedron_h 00034 #define __vtkHexahedron_h 00035 00036 #include "vtkCell3D.h" 00037 00038 class vtkLine; 00039 class vtkQuad; 00040 00041 class VTK_COMMON_EXPORT vtkHexahedron : public vtkCell3D 00042 { 00043 public: 00044 static vtkHexahedron *New(); 00045 vtkTypeRevisionMacro(vtkHexahedron,vtkCell3D); 00046 00048 00049 virtual void GetEdgePoints(int edgeId, int* &pts); 00050 virtual void GetFacePoints(int faceId, int* &pts); 00052 00054 00055 int GetCellType() {return VTK_HEXAHEDRON;} 00056 int GetNumberOfEdges() {return 12;} 00057 int GetNumberOfFaces() {return 6;} 00058 vtkCell *GetEdge(int edgeId); 00059 vtkCell *GetFace(int faceId); 00060 int CellBoundary(int subId, double pcoords[3], vtkIdList *pts); 00061 void Contour(double value, vtkDataArray *cellScalars, 00062 vtkPointLocator *locator, vtkCellArray *verts, 00063 vtkCellArray *lines, vtkCellArray *polys, 00064 vtkPointData *inPd, vtkPointData *outPd, 00065 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd); 00067 00068 int EvaluatePosition(double x[3], double* closestPoint, 00069 int& subId, double pcoords[3], 00070 double& dist2, double *weights); 00071 void EvaluateLocation(int& subId, double pcoords[3], double x[3], 00072 double *weights); 00073 int IntersectWithLine(double p1[3], double p2[3], double tol, double& t, 00074 double x[3], double pcoords[3], int& subId); 00075 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts); 00076 void Derivatives(int subId, double pcoords[3], double *values, 00077 int dim, double *derivs); 00078 virtual double *GetParametricCoords(); 00079 00081 00082 static void InterpolationFunctions(double pcoords[3], double weights[8]); 00083 static void InterpolationDerivs(double pcoords[3], double derivs[24]); 00084 static int *GetEdgeArray(int edgeId); 00085 static int *GetFaceArray(int faceId); 00087 00091 void JacobianInverse(double pcoords[3], double **inverse, double derivs[24]); 00092 00093 protected: 00094 vtkHexahedron(); 00095 ~vtkHexahedron(); 00096 00097 vtkLine *Line; 00098 vtkQuad *Quad; 00099 00100 private: 00101 vtkHexahedron(const vtkHexahedron&); // Not implemented. 00102 void operator=(const vtkHexahedron&); // Not implemented. 00103 }; 00104 00105 #endif 00106 00107