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dox/Common/vtkTriangleStrip.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkTriangleStrip.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 =========================================================================*/ 00032 #ifndef __vtkTriangleStrip_h 00033 #define __vtkTriangleStrip_h 00034 00035 #include "vtkCell.h" 00036 00037 class vtkLine; 00038 class vtkTriangle; 00039 00040 class VTK_COMMON_EXPORT vtkTriangleStrip : public vtkCell 00041 { 00042 public: 00043 static vtkTriangleStrip *New(); 00044 vtkTypeRevisionMacro(vtkTriangleStrip,vtkCell); 00045 00047 00048 int GetCellType() {return VTK_TRIANGLE_STRIP;}; 00049 int GetCellDimension() {return 2;}; 00050 int GetNumberOfEdges() {return this->GetNumberOfPoints();}; 00051 int GetNumberOfFaces() {return 0;}; 00052 vtkCell *GetEdge(int edgeId); 00053 vtkCell *GetFace(int vtkNotUsed(faceId)) {return 0;}; 00054 int CellBoundary(int subId, double pcoords[3], vtkIdList *pts); 00055 void Contour(double value, vtkDataArray *cellScalars, 00056 vtkPointLocator *locator, vtkCellArray *verts, 00057 vtkCellArray *lines, vtkCellArray *polys, 00058 vtkPointData *inPd, vtkPointData *outPd, 00059 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd); 00060 void Clip(double value, vtkDataArray *cellScalars, 00061 vtkPointLocator *locator, vtkCellArray *polys, 00062 vtkPointData *inPd, vtkPointData *outPd, 00063 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, 00064 int insideOut); 00066 00067 int EvaluatePosition(double x[3], double* closestPoint, 00068 int& subId, double pcoords[3], 00069 double& dist2, double *weights); 00070 void EvaluateLocation(int& subId, double pcoords[3], double x[3], 00071 double *weights); 00072 int IntersectWithLine(double p1[3], double p2[3], double tol, double& t, 00073 double x[3], double pcoords[3], int& subId); 00074 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts); 00075 void Derivatives(int subId, double pcoords[3], double *values, 00076 int dim, double *derivs); 00077 int IsPrimaryCell() {return 0;} 00078 00080 int GetParametricCenter(double pcoords[3]); 00081 00085 static void DecomposeStrip(int npts, vtkIdType *pts, vtkCellArray *tris); 00086 00087 00088 protected: 00089 vtkTriangleStrip(); 00090 ~vtkTriangleStrip(); 00091 00092 vtkLine *Line; 00093 vtkTriangle *Triangle; 00094 00095 private: 00096 vtkTriangleStrip(const vtkTriangleStrip&); // Not implemented. 00097 void operator=(const vtkTriangleStrip&); // Not implemented. 00098 }; 00099 00100 #endif 00101 00102