VTK  9.0.1
vtkCubicLine.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkCubicLine.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 =========================================================================*/
33 #ifndef vtkCubicLine_h
34 #define vtkCubicLine_h
35 
36 #include "vtkCommonDataModelModule.h" // For export macro
37 #include "vtkNonLinearCell.h"
38 
39 class vtkLine;
40 class vtkDoubleArray;
41 
42 class VTKCOMMONDATAMODEL_EXPORT vtkCubicLine : public vtkNonLinearCell
43 {
44 public:
45  static vtkCubicLine* New();
47  void PrintSelf(ostream& os, vtkIndent indent) override;
48 
50 
53  int GetCellType() override { return VTK_CUBIC_LINE; }
54  int GetCellDimension() override { return 1; }
55  int GetNumberOfEdges() override { return 0; }
56  int GetNumberOfFaces() override { return 0; }
57  vtkCell* GetEdge(int) override { return nullptr; }
58  vtkCell* GetFace(int) override { return nullptr; }
59  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
60  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
61  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
62  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
63  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
64  double& dist2, double weights[]) override;
65  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
66  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
68  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
69  double* GetParametricCoords() override;
71 
76  double GetParametricDistance(const double pcoords[3]) override;
77 
82  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
83  vtkCellArray* lines, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
84  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
85 
89  int GetParametricCenter(double pcoords[3]) override;
90 
95  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
96  double pcoords[3], int& subId) override;
97 
98  static void InterpolationFunctions(const double pcoords[3], double weights[4]);
99  static void InterpolationDerivs(const double pcoords[3], double derivs[4]);
101 
105  void InterpolateFunctions(const double pcoords[3], double weights[4]) override
106  {
107  vtkCubicLine::InterpolationFunctions(pcoords, weights);
108  }
109  void InterpolateDerivs(const double pcoords[3], double derivs[4]) override
110  {
111  vtkCubicLine::InterpolationDerivs(pcoords, derivs);
112  }
114 
115 protected:
117  ~vtkCubicLine() override;
118 
120  vtkDoubleArray* Scalars; // used to avoid New/Delete in contouring/clipping
121 
122 private:
123  vtkCubicLine(const vtkCubicLine&) = delete;
124  void operator=(const vtkCubicLine&) = delete;
125 };
126 
127 //----------------------------------------------------------------------------
128 inline int vtkCubicLine::GetParametricCenter(double pcoords[3])
129 {
130 
131  pcoords[0] = pcoords[1] = pcoords[2] = 0.0;
132  return 0;
133 }
134 
135 #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
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
cell represents a cubic , isoparametric 1D line
Definition: vtkCubicLine.h:43
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...
static vtkCubicLine * New()
int GetNumberOfFaces() override
Return the number of faces in the cell.
Definition: vtkCubicLine.h:56
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
void InterpolateFunctions(const double pcoords[3], double weights[4]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition: vtkCubicLine.h:105
int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
Line-line intersection.
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
int GetNumberOfEdges() override
Return the number of edges in the cell.
Definition: vtkCubicLine.h:55
double GetParametricDistance(const double pcoords[3]) override
Return the distance of the parametric coordinate provided to the cell.
int GetParametricCenter(double pcoords[3]) override
Return the center of the triangle in parametric coordinates.
Definition: vtkCubicLine.h:128
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *lines, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Clip this line using scalar value provided.
~vtkCubicLine() override
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkCubicLine.h:53
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...
static void InterpolationDerivs(const double pcoords[3], double derivs[4])
vtkCell * GetFace(int) override
Return the face cell from the faceId of the cell.
Definition: vtkCubicLine.h:58
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkLine * Line
Definition: vtkCubicLine.h:119
void InterpolateDerivs(const double pcoords[3], double derivs[4]) override
Definition: vtkCubicLine.h:109
vtkCell * GetEdge(int) override
Return the edge cell from the edgeId of the cell.
Definition: vtkCubicLine.h:57
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
Definition: vtkCubicLine.h:54
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
vtkDoubleArray * Scalars
Definition: vtkCubicLine.h:120
static void InterpolationFunctions(const double pcoords[3], double weights[4])
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.
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:50
dynamic, self-adjusting array of double
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
abstract superclass for non-linear cells
represent and manipulate point attribute data
Definition: vtkPointData.h:32
represent and manipulate 3D points
Definition: vtkPoints.h:34
@ value
Definition: vtkX3D.h:226
@ index
Definition: vtkX3D.h:252
@ VTK_CUBIC_LINE
Definition: vtkCellType.h:82
int vtkIdType
Definition: vtkType.h:338