Common/vtkPyramid.h
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00037 #ifndef __vtkPyramid_h
00038 #define __vtkPyramid_h
00039
00040 #include "vtkCell3D.h"
00041
00042 class vtkLine;
00043 class vtkQuad;
00044 class vtkTriangle;
00045 class vtkUnstructuredGrid;
00046
00047 class VTK_COMMON_EXPORT vtkPyramid : public vtkCell3D
00048 {
00049 public:
00050 vtkTypeRevisionMacro(vtkPyramid,vtkCell3D);
00051
00053 static vtkPyramid *New();
00054
00056
00057 virtual void GetEdgePoints(int edgeId, int* &pts);
00058 virtual void GetFacePoints(int faceId, int* &pts);
00059 virtual float *GetParametricCoords();
00061
00063
00064 int GetCellType() {return VTK_PYRAMID;}
00065 int GetCellDimension() {return 3;}
00066 int GetNumberOfEdges() {return 8;}
00067 int GetNumberOfFaces() {return 5;}
00068 vtkCell *GetEdge(int edgeId);
00069 vtkCell *GetFace(int faceId);
00070 int CellBoundary(int subId, float pcoords[3], vtkIdList *pts);
00071 void Contour(float value, vtkDataArray *cellScalars,
00072 vtkPointLocator *locator, vtkCellArray *verts,
00073 vtkCellArray *lines, vtkCellArray *polys,
00074 vtkPointData *inPd, vtkPointData *outPd,
00075 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00076 int EvaluatePosition(float x[3], float* closestPoint,
00077 int& subId, float pcoords[3],
00078 float& dist2, float *weights);
00079 void EvaluateLocation(int& subId, float pcoords[3], float x[3],
00080 float *weights);
00081 int IntersectWithLine(float p1[3], float p2[3], float tol, float& t,
00082 float x[3], float pcoords[3], int& subId);
00083 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00084 void Derivatives(int subId, float pcoords[3], float *values,
00085 int dim, float *derivs);
00087
00089 int GetParametricCenter(float pcoords[3]);
00090
00092
00094 static void InterpolationFunctions(float pcoords[3], float weights[5]);
00095 static void InterpolationDerivs(float pcoords[3], float derivs[15]);
00096 int JacobianInverse(float pcoords[3], double **inverse, float derivs[15]);
00097 static int *GetEdgeArray(int edgeId);
00098 static int *GetFaceArray(int faceId);
00100
00101 protected:
00102 vtkPyramid();
00103 ~vtkPyramid();
00104
00105 vtkLine *Line;
00106 vtkTriangle *Triangle;
00107 vtkQuad *Quad;
00108
00109 private:
00110 vtkPyramid(const vtkPyramid&);
00111 void operator=(const vtkPyramid&);
00112 };
00113
00114 inline int vtkPyramid::GetParametricCenter(float pcoords[3])
00115 {
00116 pcoords[0] = pcoords[1] = 0.5f;
00117 pcoords[2] = 0.333333f;
00118 return 0;
00119 }
00120
00121 #endif
00122
00123
00124