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dox/Common/vtkQuad.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkQuad.h,v $ 00005 Language: C++ 00006 00007 Copyright (c) 1993-2002 Ken Martin, Will Schroeder, Bill Lorensen 00008 All rights reserved. 00009 See Copyright.txt or http://www.kitware.com/Copyright.htm for details. 00010 00011 This software is distributed WITHOUT ANY WARRANTY; without even 00012 the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 00013 PURPOSE. See the above copyright notice for more information. 00014 00015 =========================================================================*/ 00034 #ifndef __vtkQuad_h 00035 #define __vtkQuad_h 00036 00037 #include "vtkCell.h" 00038 00039 class vtkLine; 00040 00041 class VTK_COMMON_EXPORT vtkQuad : public vtkCell 00042 { 00043 public: 00044 static vtkQuad *New(); 00045 vtkTypeRevisionMacro(vtkQuad,vtkCell); 00046 00048 00049 int GetCellType() {return VTK_QUAD;}; 00050 int GetCellDimension() {return 2;}; 00051 int GetNumberOfEdges() {return 4;}; 00052 int GetNumberOfFaces() {return 0;}; 00053 vtkCell *GetEdge(int edgeId); 00054 vtkCell *GetFace(int) {return 0;}; 00055 int CellBoundary(int subId, float pcoords[3], vtkIdList *pts); 00056 void Contour(float value, vtkDataArray *cellScalars, 00057 vtkPointLocator *locator, vtkCellArray *verts, 00058 vtkCellArray *lines, vtkCellArray *polys, 00059 vtkPointData *inPd, vtkPointData *outPd, 00060 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd); 00061 int EvaluatePosition(float x[3], float* closestPoint, 00062 int& subId, float pcoords[3], 00063 float& dist2, float *weights); 00064 void EvaluateLocation(int& subId, float pcoords[3], float x[3], 00065 float *weights); 00066 int IntersectWithLine(float p1[3], float p2[3], float tol, float& t, 00067 float x[3], float pcoords[3], int& subId); 00068 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts); 00069 void Derivatives(int subId, float pcoords[3], float *values, 00070 int dim, float *derivs); 00072 00074 00076 void Clip(float value, vtkDataArray *cellScalars, 00077 vtkPointLocator *locator, vtkCellArray *polys, 00078 vtkPointData *inPd, vtkPointData *outPd, 00079 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, 00080 int insideOut); 00082 00084 00085 static void InterpolationFunctions(float pcoords[3], float sf[4]); 00086 static void InterpolationDerivs(float pcoords[3], float derivs[8]); 00088 00089 00090 protected: 00091 vtkQuad(); 00092 ~vtkQuad(); 00093 00094 vtkLine *Line; 00095 00096 private: 00097 vtkQuad(const vtkQuad&); // Not implemented. 00098 void operator=(const vtkQuad&); // Not implemented. 00099 }; 00100 00101 #endif 00102 00103