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Common/vtkPolyVertex.h

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00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkPolyVertex.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 =========================================================================*/
00032 #ifndef __vtkPolyVertex_h
00033 #define __vtkPolyVertex_h
00034 
00035 #include "vtkCell.h"
00036 
00037 class vtkVertex;
00038 
00039 class VTK_COMMON_EXPORT vtkPolyVertex : public vtkCell
00040 {
00041 public:
00042   static vtkPolyVertex *New();
00043   vtkTypeRevisionMacro(vtkPolyVertex,vtkCell);
00044 
00046 
00047   int GetCellType() {return VTK_POLY_VERTEX;};
00048   int GetCellDimension() {return 0;};
00049   int GetNumberOfEdges() {return 0;};
00050   int GetNumberOfFaces() {return 0;};
00051   vtkCell *GetEdge(int vtkNotUsed(edgeId)) {return 0;};
00052   vtkCell *GetFace(int vtkNotUsed(faceId)) {return 0;};
00053   int CellBoundary(int subId, float pcoords[3], vtkIdList *pts);
00054   void Contour(float value, vtkDataArray *cellScalars, 
00055                vtkPointLocator *locator, vtkCellArray *verts, 
00056                vtkCellArray *lines, vtkCellArray *polys,
00057                vtkPointData *inPd, vtkPointData *outPd,
00058                vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00059   void Clip(float value, vtkDataArray *cellScalars, 
00060             vtkPointLocator *locator, vtkCellArray *verts,
00061             vtkPointData *inPd, vtkPointData *outPd,
00062             vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
00063             int insideOut);
00064   int EvaluatePosition(float x[3], float* closestPoint, 
00065                        int& subId, float pcoords[3],
00066                        float& dist2, float *weights);
00067   void EvaluateLocation(int& subId, float pcoords[3], float x[3],
00068                         float *weights);
00069   int IntersectWithLine(float p1[3], float p2[3], float tol, float& t,
00070                         float x[3], float pcoords[3], int& subId);
00071   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00072   void Derivatives(int subId, float pcoords[3], float *values, 
00073                    int dim, float *derivs);
00075   
00077   int GetParametricCenter(float pcoords[3]);
00078 
00079   
00080 protected:
00081   vtkPolyVertex();
00082   ~vtkPolyVertex();
00083 
00084   vtkVertex *Vertex;
00085 
00086 private:
00087   vtkPolyVertex(const vtkPolyVertex&);  // Not implemented.
00088   void operator=(const vtkPolyVertex&);  // Not implemented.
00089 };
00090 
00091 #endif
00092 
00093