vtkPolyLine.h

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/*=========================================================================
 
  Program:   Visualization Toolkit
  Module:    vtkPolyLine.h
 
  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
  All rights reserved.
  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
 
     This software is distributed WITHOUT ANY WARRANTY; without even
     the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
     PURPOSE.  See the above copyright notice for more information.
 
=========================================================================*/
#ifndef vtkPolyLine_h
#define vtkPolyLine_h
 
#include "vtkCell.h"
#include "vtkCommonDataModelModule.h" // For export macro
 
class vtkPoints;
class vtkCellArray;
class vtkLine;
class vtkDataArray;
class vtkIncrementalPointLocator;
class vtkCellData;
 
class VTKCOMMONDATAMODEL_EXPORT vtkPolyLine : public vtkCell
{
public:
  static vtkPolyLine* New();
  vtkTypeMacro(vtkPolyLine, vtkCell);
  void PrintSelf(ostream& os, vtkIndent indent) override;
 
 
  static int GenerateSlidingNormals(vtkPoints*, vtkCellArray*, vtkDataArray*);
  static int GenerateSlidingNormals(vtkPoints*, vtkCellArray*, vtkDataArray*, double* firstNormal);
 
 
  int GetCellType() override { return VTK_POLY_LINE; }
  int GetCellDimension() override { return 1; }
  int GetNumberOfEdges() override { return 0; }
  int GetNumberOfFaces() override { return 0; }
  vtkCell* GetEdge(int vtkNotUsed(edgeId)) override { return nullptr; }
  vtkCell* GetFace(int vtkNotUsed(faceId)) override { return nullptr; }
  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
    vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
    vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
    vtkCellArray* lines, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
    vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
    double& dist2, double weights[]) override;
  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
    double pcoords[3], int& subId) override;
  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
  void Derivatives(
    int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
  int IsPrimaryCell() override { return 0; }
 
  int GetParametricCenter(double pcoords[3]) override;
 
protected:
  vtkPolyLine();
  ~vtkPolyLine() override;
 
  vtkLine* Line;
 
private:
  vtkPolyLine(const vtkPolyLine&) = delete;
  void operator=(const vtkPolyLine&) = delete;
};
 
#endif