VTK  9.0.2
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 =========================================================================*/
23 #ifndef vtkPolyLine_h
24 #define vtkPolyLine_h
25 
26 #include "vtkCell.h"
27 #include "vtkCommonDataModelModule.h" // For export macro
28 
29 class vtkPoints;
30 class vtkCellArray;
31 class vtkLine;
32 class vtkDataArray;
34 class vtkCellData;
35 
36 class VTKCOMMONDATAMODEL_EXPORT vtkPolyLine : public vtkCell
37 {
38 public:
39  static vtkPolyLine* New();
40  vtkTypeMacro(vtkPolyLine, vtkCell);
41  void PrintSelf(ostream& os, vtkIndent indent) override;
42 
44 
52  static int GenerateSlidingNormals(vtkPoints*, vtkCellArray*, vtkDataArray*, double* firstNormal);
54 
56 
59  int GetCellType() override { return VTK_POLY_LINE; }
60  int GetCellDimension() override { return 1; }
61  int GetNumberOfEdges() override { return 0; }
62  int GetNumberOfFaces() override { return 0; }
63  vtkCell* GetEdge(int vtkNotUsed(edgeId)) override { return nullptr; }
64  vtkCell* GetFace(int vtkNotUsed(faceId)) override { return nullptr; }
65  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
66  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
67  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
68  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
69  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
70  vtkCellArray* lines, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
71  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
72  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
73  double& dist2, double weights[]) override;
74  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
75  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
76  double pcoords[3], int& subId) override;
77  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
79  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
80  int IsPrimaryCell() override { return 0; }
82 
86  int GetParametricCenter(double pcoords[3]) override;
87 
88 protected:
90  ~vtkPolyLine() override;
91 
93 
94 private:
95  vtkPolyLine(const vtkPolyLine&) = delete;
96  void operator=(const vtkPolyLine&) = delete;
97 };
98 
99 #endif
object to represent cell connectivity
Definition: vtkCellArray.h:180
represent and manipulate cell attribute data
Definition: vtkCellData.h:33
abstract class to specify cell behavior
Definition: vtkCell.h:57
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:50
list of point or cell ids
Definition: vtkIdList.h:31
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:34
cell represents a 1D line
Definition: vtkLine.h:30
represent and manipulate point attribute data
Definition: vtkPointData.h:32
represent and manipulate 3D points
Definition: vtkPoints.h:34
cell represents a set of 1D lines
Definition: vtkPolyLine.h:37
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *lines, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Cut (or clip) the cell based on the input cellScalars and the specified value.
static int GenerateSlidingNormals(vtkPoints *, vtkCellArray *, vtkDataArray *, double *firstNormal)
int GetNumberOfFaces() override
Return the number of faces in the cell.
Definition: vtkPolyLine.h:62
int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts) override
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
Definition: vtkPolyLine.h:60
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
Generate contouring primitives.
static int GenerateSlidingNormals(vtkPoints *, vtkCellArray *, vtkDataArray *)
Given points and lines, compute normals to lines.
static vtkPolyLine * New()
void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
vtkCell * GetFace(int vtkNotUsed(faceId)) override
Definition: vtkPolyLine.h:64
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkPolyLine.h:59
vtkCell * GetEdge(int vtkNotUsed(edgeId)) override
Definition: vtkPolyLine.h:63
int GetNumberOfEdges() override
Return the number of edges in the cell.
Definition: vtkPolyLine.h:61
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
Intersect with a ray.
int GetParametricCenter(double pcoords[3]) override
Return the center of the point cloud in parametric coordinates.
~vtkPolyLine() override
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
vtkLine * Line
Definition: vtkPolyLine.h:92
int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[]) override
Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; ev...
int IsPrimaryCell() override
Return whether this cell type has a fixed topology or whether the topology varies depending on the da...
Definition: vtkPolyLine.h:80
@ value
Definition: vtkX3D.h:226
@ index
Definition: vtkX3D.h:252
@ VTK_POLY_LINE
Definition: vtkCellType.h:50
int vtkIdType
Definition: vtkType.h:338