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# Common/vtkVertex.h

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    00001 /*=========================================================================
    00002
    00003   Program:   Visualization Toolkit
    00004   Module:    $RCSfile: vtkVertex.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 =========================================================================*/
    00044 #ifndef __vtkVertex_h
    00045 #define __vtkVertex_h
    00046
    00047 #include "vtkCell.h"
    00048
    00049 class VTK_COMMON_EXPORT vtkVertex : public vtkCell
    00050 {
    00051 public:
    00052   static vtkVertex *New();
    00053   vtkTypeRevisionMacro(vtkVertex,vtkCell);
    00054
    00059   int GetCellType() {return VTK_VERTEX;};
    00060   int GetCellDimension() {return 0;};
    00061   int GetNumberOfEdges() {return 0;};
    00062   int GetNumberOfFaces() {return 0;};
    00063   vtkCell *GetEdge(int) {return 0;};
    00064   vtkCell *GetFace(int) {return 0;};
    00065   void Clip(float value, vtkDataArray *cellScalars,
    00066             vtkPointLocator *locator, vtkCellArray *pts,
    00067             vtkPointData *inPd, vtkPointData *outPd,
    00068             vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
    00069             int insideOut);
    00070   int EvaluatePosition(float x[3], float* closestPoint,
    00071                        int& subId, float pcoords[3],
    00072                        float& dist2, float *weights);
    00073   void EvaluateLocation(int& subId, float pcoords[3], float x[3],
    00074                         float *weights);
    00076
    00082   int CellBoundary(int subId, float pcoords[3], vtkIdList *pts);
    00083
    00085
    00089   void Contour(float value, vtkDataArray *cellScalars,
    00090                vtkPointLocator *locator, vtkCellArray *verts1,
    00091                vtkCellArray *lines, vtkCellArray *verts2,
    00092                vtkPointData *inPd, vtkPointData *outPd,
    00093                vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
    00095
    00097
    00100   int IntersectWithLine(float p1[3], float p2[3], float tol, float& t,
    00101                         float x[3], float pcoords[3], int& subId);
    00103
    00106   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
    00107
    00109
    00111   void Derivatives(int subId, float pcoords[3], float *values,
    00112                    int dim, float *derivs);
    00114
    00116   static void InterpolationFunctions(float pcoords[3], float weights[1]);
    00117
    00118 protected:
    00119   vtkVertex();
    00120   ~vtkVertex() {};
    00121
    00122 private:
    00123   vtkVertex(const vtkVertex&);  // Not implemented.
    00124   void operator=(const vtkVertex&);  // Not implemented.
    00125 };
    00126
    00127 #endif
    00128
    00129