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dox/Filtering/vtkPolyLine.h

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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 =========================================================================*/
00025 #ifndef __vtkPolyLine_h
00026 #define __vtkPolyLine_h
00027 
00028 #include "vtkCell.h"
00029 
00030 class vtkPoints;
00031 class vtkCellArray;
00032 class vtkLine;
00033 class vtkDataArray;
00034 class vtkPointLocator;
00035 class vtkCellData;
00036 
00037 class VTK_FILTERING_EXPORT vtkPolyLine : public vtkCell
00038 {
00039 public:
00040   static vtkPolyLine *New();
00041   vtkTypeRevisionMacro(vtkPolyLine,vtkCell);
00042   void PrintSelf(ostream& os, vtkIndent indent);
00043 
00045 
00050   static int GenerateSlidingNormals(vtkPoints *, vtkCellArray *, vtkDataArray *);
00051   static int GenerateSlidingNormals(vtkPoints *, vtkCellArray *, vtkDataArray *,
00052                                     double* firstNormal);
00054 
00056 
00057   int GetCellType() {return VTK_POLY_LINE;};
00058   int GetCellDimension() {return 1;};
00059   int GetNumberOfEdges() {return 0;};
00060   int GetNumberOfFaces() {return 0;};
00061   vtkCell *GetEdge(int vtkNotUsed(edgeId)) {return 0;};
00062   vtkCell *GetFace(int vtkNotUsed(faceId)) {return 0;};
00063   int CellBoundary(int subId, double pcoords[3], vtkIdList *pts);
00064   void Contour(double value, vtkDataArray *cellScalars,
00065                vtkPointLocator *locator, vtkCellArray *verts,
00066                vtkCellArray *lines, vtkCellArray *polys,
00067                vtkPointData *inPd, vtkPointData *outPd,
00068                vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd);
00069   void Clip(double value, vtkDataArray *cellScalars,
00070             vtkPointLocator *locator, vtkCellArray *lines,
00071             vtkPointData *inPd, vtkPointData *outPd,
00072             vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
00073             int insideOut);
00074   int EvaluatePosition(double x[3], double* closestPoint,
00075                        int& subId, double pcoords[3],
00076                        double& dist2, double *weights);
00077   void EvaluateLocation(int& subId, double pcoords[3], double x[3],
00078                         double *weights);
00079   int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
00080                         double x[3], double pcoords[3], int& subId);
00081   int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts);
00082   void Derivatives(int subId, double pcoords[3], double *values,
00083                    int dim, double *derivs);
00084   int IsPrimaryCell() {return 0;}
00086 
00088   int GetParametricCenter(double pcoords[3]);
00089 
00091 
00093   virtual void InterpolateFunctions(double pcoords[3], double *weights);
00094   virtual void InterpolateDerivs(double pcoords[3], double *derivs);
00096 
00097 protected:
00098   vtkPolyLine();
00099   ~vtkPolyLine();
00100 
00101   vtkLine *Line;
00102 
00103 private:
00104   vtkPolyLine(const vtkPolyLine&);  // Not implemented.
00105   void operator=(const vtkPolyLine&);  // Not implemented.
00106 };
00107 
00108 #endif
00109 
00110 

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