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00037 #ifndef __vtkQuadraticEdge_h
00038 #define __vtkQuadraticEdge_h
00039
00040 #include "vtkNonLinearCell.h"
00041
00042 class vtkPolyData;
00043 class vtkLine;
00044
00045 class VTK_COMMON_EXPORT vtkQuadraticEdge : public vtkNonLinearCell
00046 {
00047 public:
00048 static vtkQuadraticEdge *New();
00049 vtkTypeRevisionMacro(vtkQuadraticEdge,vtkNonLinearCell);
00050
00052
00054 int GetCellType() {return VTK_QUADRATIC_EDGE;};
00055 int GetCellDimension() {return 1;}
00056 int GetNumberOfEdges() {return 0;}
00057 int GetNumberOfFaces() {return 0;}
00058 vtkCell *GetEdge(int) {return 0;}
00059 vtkCell *GetFace(int) {return 0;}
00061
00062 int CellBoundary(int subId, float pcoords[3], vtkIdList *pts);
00063 void Contour(float value, vtkDataArray *cellScalars,
00064 vtkPointLocator *locator, vtkCellArray *verts,
00065 vtkCellArray *lines, vtkCellArray *polys,
00066 vtkPointData *inPd, vtkPointData *outPd,
00067 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00068 int EvaluatePosition(float x[3], float* closestPoint,
00069 int& subId, float pcoords[3],
00070 float& dist2, float *weights);
00071 void EvaluateLocation(int& subId, float pcoords[3], float x[3],
00072 float *weights);
00073 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00074 void Derivatives(int subId, float pcoords[3], float *values,
00075 int dim, float *derivs);
00076
00078
00080 void Clip(float value, vtkDataArray *cellScalars,
00081 vtkPointLocator *locator, vtkCellArray *lines,
00082 vtkPointData *inPd, vtkPointData *outPd,
00083 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
00084 int insideOut);
00086
00088
00090 int IntersectWithLine(float p1[3], float p2[3], float tol, float& t,
00091 float x[3], float pcoords[3], int& subId);
00093
00094
00096
00097 static void InterpolationFunctions(float pcoords[3], float weights[3]);
00098 static void InterpolationDerivs(float pcoords[3], float derivs[3]);
00100
00101 protected:
00102 vtkQuadraticEdge();
00103 ~vtkQuadraticEdge();
00104
00105 vtkLine *Line;
00106
00107 private:
00108 vtkQuadraticEdge(const vtkQuadraticEdge&);
00109 void operator=(const vtkQuadraticEdge&);
00110 };
00111
00112 #endif
00113
00114