VTK  9.2.6
vtkPolyLine.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkPolyLine.h
5 
6  Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
7  All rights reserved.
8  See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
9 
10  This software is distributed WITHOUT ANY WARRANTY; without even
11  the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
12  PURPOSE. See the above copyright notice for more information.
13 
14 =========================================================================*/
26 #ifndef vtkPolyLine_h
27 #define vtkPolyLine_h
28 
29 #include "vtkCell.h"
30 #include "vtkCommonDataModelModule.h" // For export macro
31 
32 class vtkPoints;
33 class vtkCellArray;
34 class vtkLine;
35 class vtkDataArray;
37 class vtkCellData;
38 
39 class VTKCOMMONDATAMODEL_EXPORT vtkPolyLine : public vtkCell
40 {
41 public:
42  static vtkPolyLine* New();
43  vtkTypeMacro(vtkPolyLine, vtkCell);
44  void PrintSelf(ostream& os, vtkIndent indent) override;
45 
47 
58  static int GenerateSlidingNormals(vtkPoints* pts, vtkCellArray* lines, vtkDataArray* normals);
59  static int GenerateSlidingNormals(vtkPoints* pts, vtkCellArray* lines, vtkDataArray* normals,
60  double* firstNormal, bool threading = false);
62 
64 
67  int GetCellType() override { return VTK_POLY_LINE; }
68  int GetCellDimension() override { return 1; }
69  int GetNumberOfEdges() override { return 0; }
70  int GetNumberOfFaces() override { return 0; }
71  vtkCell* GetEdge(int vtkNotUsed(edgeId)) override { return nullptr; }
72  vtkCell* GetFace(int vtkNotUsed(faceId)) override { return nullptr; }
73  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
74  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
75  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
76  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
77  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
78  vtkCellArray* lines, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
79  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
80  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
81  double& dist2, double weights[]) override;
82  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
83  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
84  double pcoords[3], int& subId) override;
85  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
86  void Derivatives(
87  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
88  int IsPrimaryCell() override { return 0; }
90 
94  int GetParametricCenter(double pcoords[3]) override;
95 
96 protected:
97  vtkPolyLine();
98  ~vtkPolyLine() override;
99 
101 
102 private:
103  vtkPolyLine(const vtkPolyLine&) = delete;
104  void operator=(const vtkPolyLine&) = delete;
105 };
106 
107 #endif
int GetNumberOfEdges() override
See the vtkCell API for descriptions of these methods.
Definition: vtkPolyLine.h:69
vtkLine * Line
Definition: vtkPolyLine.h:100
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
represent and manipulate point attribute data
Definition: vtkPointData.h:41
vtkCell * GetFace(int vtkNotUsed(faceId)) override
See the vtkCell API for descriptions of these methods.
Definition: vtkPolyLine.h:72
represent and manipulate cell attribute data
Definition: vtkCellData.h:41
Abstract class in support of both point location and point insertion.
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
int vtkIdType
Definition: vtkType.h:332
virtual int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts)=0
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
int GetCellDimension() override
See the vtkCell API for descriptions of these methods.
Definition: vtkPolyLine.h:68
cell represents a 1D line
Definition: vtkLine.h:33
abstract class to specify cell behavior
Definition: vtkCell.h:60
virtual void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights)=0
Determine global coordinate (x[3]) from subId and parametric coordinates.
a simple class to control print indentation
Definition: vtkIndent.h:39
list of point or cell ids
Definition: vtkIdList.h:33
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:55
virtual void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *connectivity, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut)=0
Cut (or clip) the cell based on the input cellScalars and the specified value.
int IsPrimaryCell() override
See the vtkCell API for descriptions of these methods.
Definition: vtkPolyLine.h:88
virtual int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[])=0
Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; ev...
object to represent cell connectivity
Definition: vtkCellArray.h:186
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkPolyLine.h:67
vtkCell * GetEdge(int vtkNotUsed(edgeId)) override
See the vtkCell API for descriptions of these methods.
Definition: vtkPolyLine.h:71
virtual void Contour(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *verts, vtkCellArray *lines, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd)=0
Generate contouring primitives.
virtual void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs)=0
Compute derivatives given cell subId and parametric coordinates.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
virtual int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId)=0
Intersect with a ray.
int GetNumberOfFaces() override
See the vtkCell API for descriptions of these methods.
Definition: vtkPolyLine.h:70
represent and manipulate 3D points
Definition: vtkPoints.h:39
cell represents a set of 1D lines
Definition: vtkPolyLine.h:39