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dox/Common/vtkPixel.h

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00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkPixel.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 =========================================================================*/ 00030 #ifndef __vtkPixel_h 00031 #define __vtkPixel_h 00032 00033 #include "vtkCell.h" 00034 00035 class vtkLine; 00036 00037 class VTK_COMMON_EXPORT vtkPixel : public vtkCell 00038 { 00039 public: 00040 static vtkPixel *New(); 00041 vtkTypeRevisionMacro(vtkPixel,vtkCell); 00042 00044 00045 int GetCellType() {return VTK_PIXEL;}; 00046 int GetCellDimension() {return 2;}; 00047 int GetNumberOfEdges() {return 4;}; 00048 int GetNumberOfFaces() {return 0;}; 00049 vtkCell *GetEdge(int edgeId); 00050 vtkCell *GetFace(int) {return 0;}; 00051 int CellBoundary(int subId, double pcoords[3], vtkIdList *pts); 00052 void Contour(double value, vtkDataArray *cellScalars, 00053 vtkPointLocator *locator, vtkCellArray *verts, 00054 vtkCellArray *lines, vtkCellArray *polys, 00055 vtkPointData *inPd, vtkPointData *outPd, 00056 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd); 00057 void Clip(double value, vtkDataArray *cellScalars, 00058 vtkPointLocator *locator, vtkCellArray *polys, 00059 vtkPointData *inPd, vtkPointData *outPd, 00060 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, 00061 int insideOut); 00062 int EvaluatePosition(double x[3], double* closestPoint, 00063 int& subId, double pcoords[3], 00064 double& dist2, double *weights); 00065 void EvaluateLocation(int& subId, double pcoords[3], double x[3], 00066 double *weights); 00067 int IntersectWithLine(double p1[3], double p2[3], double tol, double& t, 00068 double x[3], double pcoords[3], int& subId); 00069 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts); 00070 void Derivatives(int subId, double pcoords[3], double *values, 00071 int dim, double *derivs); 00072 virtual double *GetParametricCoords(); 00074 00076 00077 static void InterpolationFunctions(double pcoords[3], double weights[4]); 00078 static void InterpolationDerivs(double pcoords[3], double derivs[8]); 00080 00081 00082 protected: 00083 vtkPixel(); 00084 ~vtkPixel(); 00085 00086 vtkLine *Line; 00087 00088 private: 00089 vtkPixel(const vtkPixel&); // Not implemented. 00090 void operator=(const vtkPixel&); // Not implemented. 00091 }; 00092 00093 #endif 00094 00095