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00029 #ifndef __vtkTriangleStrip_h
00030 #define __vtkTriangleStrip_h
00031
00032 #include "vtkCell.h"
00033
00034 class vtkLine;
00035 class vtkTriangle;
00036
00037 class VTK_FILTERING_EXPORT vtkTriangleStrip : public vtkCell
00038 {
00039 public:
00040 static vtkTriangleStrip *New();
00041 vtkTypeRevisionMacro(vtkTriangleStrip,vtkCell);
00042 void PrintSelf(ostream& os, vtkIndent indent);
00043
00045
00046 int GetCellType() {return VTK_TRIANGLE_STRIP;};
00047 int GetCellDimension() {return 2;};
00048 int GetNumberOfEdges() {return this->GetNumberOfPoints();};
00049 int GetNumberOfFaces() {return 0;};
00050 vtkCell *GetEdge(int edgeId);
00051 vtkCell *GetFace(int vtkNotUsed(faceId)) {return 0;};
00052 int CellBoundary(int subId, double pcoords[3], vtkIdList *pts);
00053 void Contour(double value, vtkDataArray *cellScalars,
00054 vtkPointLocator *locator, vtkCellArray *verts,
00055 vtkCellArray *lines, vtkCellArray *polys,
00056 vtkPointData *inPd, vtkPointData *outPd,
00057 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00058 void Clip(double value, vtkDataArray *cellScalars,
00059 vtkPointLocator *locator, vtkCellArray *polys,
00060 vtkPointData *inPd, vtkPointData *outPd,
00061 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
00062 int insideOut);
00064
00065 int EvaluatePosition(double x[3], double* closestPoint,
00066 int& subId, double pcoords[3],
00067 double& dist2, double *weights);
00068 void EvaluateLocation(int& subId, double pcoords[3], double x[3],
00069 double *weights);
00070 int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
00071 double x[3], double pcoords[3], int& subId);
00072 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00073 void Derivatives(int subId, double pcoords[3], double *values,
00074 int dim, double *derivs);
00075 int IsPrimaryCell() {return 0;}
00076
00078 int GetParametricCenter(double pcoords[3]);
00079
00083 static void DecomposeStrip(int npts, vtkIdType *pts, vtkCellArray *tris);
00084
00086
00088 virtual void InterpolateFunctions(double pcoords[3], double *weights);
00089 virtual void InterpolateDerivs(double pcoords[3], double *derivs);
00091
00092 protected:
00093 vtkTriangleStrip();
00094 ~vtkTriangleStrip();
00095
00096 vtkLine *Line;
00097 vtkTriangle *Triangle;
00098
00099 private:
00100 vtkTriangleStrip(const vtkTriangleStrip&);
00101 void operator=(const vtkTriangleStrip&);
00102 };
00103
00104 #endif
00105
00106