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Common/vtkEmptyCell.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkEmptyCell.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 =========================================================================*/
00025 #ifndef __vtkEmptyCell_h
00026 #define __vtkEmptyCell_h
00027 
00028 #include "vtkCell.h"
00029 
00030 class VTK_COMMON_EXPORT vtkEmptyCell : public vtkCell
00031 {
00032 public:
00033   static vtkEmptyCell *New();
00034   vtkTypeRevisionMacro(vtkEmptyCell,vtkCell);
00035 
00037 
00038   int GetCellType() {return VTK_EMPTY_CELL;};
00039   int GetCellDimension() {return 0;};
00040   int GetNumberOfEdges() {return 0;};
00041   int GetNumberOfFaces() {return 0;};
00042   vtkCell *GetEdge(int) {return 0;};
00043   vtkCell *GetFace(int) {return 0;};
00044   int CellBoundary(int subId, double pcoords[3], vtkIdList *pts);
00045   void Contour(double value, vtkDataArray *cellScalars, 
00046                vtkPointLocator *locator, vtkCellArray *verts1, 
00047                vtkCellArray *lines, vtkCellArray *verts2, 
00048                vtkPointData *inPd, vtkPointData *outPd,
00049                vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00050   void Clip(double value, vtkDataArray *cellScalars, 
00051             vtkPointLocator *locator, vtkCellArray *pts,
00052             vtkPointData *inPd, vtkPointData *outPd,
00053             vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
00054             int insideOut);
00056 
00057   int EvaluatePosition(double x[3], double* closestPoint, 
00058                        int& subId, double pcoords[3], 
00059                        double& dist2, double *weights);
00060   void EvaluateLocation(int& subId, double pcoords[3], double x[3],
00061                         double *weights);
00062   int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
00063                         double x[3], double pcoords[3], int& subId);
00064   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00065   void Derivatives(int subId, double pcoords[3], double *values, 
00066                    int dim, double *derivs);
00067 
00068 protected:
00069   vtkEmptyCell() {};
00070   ~vtkEmptyCell() {};
00071 
00072 
00073 private:
00074   vtkEmptyCell(const vtkEmptyCell&);  // Not implemented.
00075   void operator=(const vtkEmptyCell&);  // Not implemented.
00076 };
00077 
00078 #endif
00079 
00080