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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 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 __vtkPixel_h 00035 #define __vtkPixel_h 00036 00037 #include "vtkCell.h" 00038 00039 class vtkLine; 00040 00041 class VTK_COMMON_EXPORT vtkPixel : public vtkCell 00042 { 00043 public: 00044 static vtkPixel *New(); 00045 vtkTypeRevisionMacro(vtkPixel,vtkCell); 00046 00048 00049 int GetCellType() {return VTK_PIXEL;}; 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 void Clip(float value, vtkDataArray *cellScalars, 00062 vtkPointLocator *locator, vtkCellArray *polys, 00063 vtkPointData *inPd, vtkPointData *outPd, 00064 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, 00065 int insideOut); 00066 int EvaluatePosition(float x[3], float* closestPoint, 00067 int& subId, float pcoords[3], 00068 float& dist2, float *weights); 00069 void EvaluateLocation(int& subId, float pcoords[3], float x[3], 00070 float *weights); 00071 int IntersectWithLine(float p1[3], float p2[3], float tol, float& t, 00072 float x[3], float pcoords[3], int& subId); 00073 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts); 00074 void Derivatives(int subId, float pcoords[3], float *values, 00075 int dim, float *derivs); 00077 00079 00080 static void InterpolationFunctions(float pcoords[3], float weights[4]); 00081 static void InterpolationDerivs(float pcoords[3], float derivs[8]); 00083 00084 00085 protected: 00086 vtkPixel(); 00087 ~vtkPixel(); 00088 00089 vtkLine *Line; 00090 00091 private: 00092 vtkPixel(const vtkPixel&); // Not implemented. 00093 void operator=(const vtkPixel&); // Not implemented. 00094 }; 00095 00096 #endif 00097 00098