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Common/vtkPolyLine.h

00001 /*=========================================================================
00002 
00003   Program:   Visualization Toolkit
00004   Module:    $RCSfile: vtkPolyLine.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 =========================================================================*/
00028 #ifndef __vtkPolyLine_h
00029 #define __vtkPolyLine_h
00030 
00031 #include "vtkCell.h"
00032 
00033 //#include "vtkPoints.h"
00034 //#include "vtkCellArray.h"
00035 //#include "vtkLine.h"
00036 class vtkPoints;
00037 class vtkCellArray;
00038 class vtkLine;
00039 class vtkDataArray;
00040 class vtkPointLocator;
00041 class vtkCellData;
00042 
00043 class VTK_COMMON_EXPORT vtkPolyLine : public vtkCell
00044 {
00045 public:
00046   static vtkPolyLine *New();
00047   vtkTypeRevisionMacro(vtkPolyLine,vtkCell);
00048 
00050 
00055   int GenerateSlidingNormals(vtkPoints *, vtkCellArray *, vtkDataArray *);
00056   int GenerateSlidingNormals(vtkPoints *, vtkCellArray *, vtkDataArray *, 
00057                              double* firstNormal);
00059 
00061 
00062   int GetCellType() {return VTK_POLY_LINE;};
00063   int GetCellDimension() {return 1;};
00064   int GetNumberOfEdges() {return 0;};
00065   int GetNumberOfFaces() {return 0;};
00066   vtkCell *GetEdge(int vtkNotUsed(edgeId)) {return 0;};
00067   vtkCell *GetFace(int vtkNotUsed(faceId)) {return 0;};
00068   int CellBoundary(int subId, double pcoords[3], vtkIdList *pts);
00069   void Contour(double value, vtkDataArray *cellScalars, 
00070                vtkPointLocator *locator, vtkCellArray *verts, 
00071                vtkCellArray *lines, vtkCellArray *polys, 
00072                vtkPointData *inPd, vtkPointData *outPd,
00073                vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00074   void Clip(double value, vtkDataArray *cellScalars, 
00075             vtkPointLocator *locator, vtkCellArray *lines,
00076             vtkPointData *inPd, vtkPointData *outPd,
00077             vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
00078             int insideOut);
00079   int EvaluatePosition(double x[3], double* closestPoint,
00080                        int& subId, double pcoords[3],
00081                        double& dist2, double *weights);
00082   void EvaluateLocation(int& subId, double pcoords[3], double x[3],
00083                         double *weights);
00084   int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
00085                         double x[3], double pcoords[3], int& subId);
00086   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00087   void Derivatives(int subId, double pcoords[3], double *values, 
00088                    int dim, double *derivs);
00089   int IsPrimaryCell() {return 0;}
00091 
00093   int GetParametricCenter(double pcoords[3]);
00094 
00095   
00096 protected:
00097   vtkPolyLine();
00098   ~vtkPolyLine();
00099 
00100   vtkLine *Line;
00101 
00102 private:
00103   vtkPolyLine(const vtkPolyLine&);  // Not implemented.
00104   void operator=(const vtkPolyLine&);  // Not implemented.
00105 };
00106 
00107 #endif
00108 
00109