VTK  9.3.0
vtkVertex.h
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1// SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2// SPDX-License-Identifier: BSD-3-Clause
13#ifndef vtkVertex_h
14#define vtkVertex_h
15
16#include "vtkCell.h"
17#include "vtkCommonDataModelModule.h" // For export macro
18
19VTK_ABI_NAMESPACE_BEGIN
21
22class VTKCOMMONDATAMODEL_EXPORT vtkVertex : public vtkCell
23{
24public:
25 static vtkVertex* New();
26 vtkTypeMacro(vtkVertex, vtkCell);
27 void PrintSelf(ostream& os, vtkIndent indent) override;
28
34
37 int GetCellType() override { return VTK_VERTEX; }
38 int GetCellDimension() override { return 0; }
39 int GetNumberOfEdges() override { return 0; }
40 int GetNumberOfFaces() override { return 0; }
41 vtkCell* GetEdge(int) override { return nullptr; }
42 vtkCell* GetFace(int) override { return nullptr; }
43 void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
44 vtkCellArray* pts, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId,
45 vtkCellData* outCd, int insideOut) override;
46 int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
47 double& dist2, double weights[]) override;
48 void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
49 double* GetParametricCoords() override;
51
57 int Inflate(double) override { return 0; }
58
66 int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
67
74 void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
75 vtkCellArray* verts1, vtkCellArray* lines, vtkCellArray* verts2, vtkPointData* inPd,
76 vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
77
81 int GetParametricCenter(double pcoords[3]) override;
82
88 int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
89 double pcoords[3], int& subId) override;
90
95 int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
96
102 int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
103
104 static void InterpolationFunctions(const double pcoords[3], double weights[1]);
105 static void InterpolationDerivs(const double pcoords[3], double derivs[3]);
107
111 void InterpolateFunctions(const double pcoords[3], double weights[1]) override
112 {
113 vtkVertex::InterpolationFunctions(pcoords, weights);
114 }
115 void InterpolateDerivs(const double pcoords[3], double derivs[3]) override
116 {
117 vtkVertex::InterpolationDerivs(pcoords, derivs);
118 }
120
121protected:
123 ~vtkVertex() override = default;
124
125private:
126 vtkVertex(const vtkVertex&) = delete;
127 void operator=(const vtkVertex&) = delete;
128};
129
130//----------------------------------------------------------------------------
131inline int vtkVertex::GetParametricCenter(double pcoords[3])
132{
133 pcoords[0] = pcoords[1] = pcoords[2] = 0.0;
134 return 0;
135}
136
137VTK_ABI_NAMESPACE_END
138#endif
object to represent cell connectivity
represent and manipulate cell attribute data
Definition vtkCellData.h:31
abstract class to specify cell behavior
Definition vtkCell.h:50
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
abstract superclass for arrays of numeric data
list of point or cell ids
Definition vtkIdList.h:23
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition vtkIndent.h:29
represent and manipulate point attribute data
represent and manipulate 3D points
Definition vtkPoints.h:29
a cell that represents a 3D point
Definition vtkVertex.h:23
double * GetParametricCoords() override
Make a new vtkVertex object with the same information as this object.
void Contour(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *verts1, vtkCellArray *lines, vtkCellArray *verts2, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) override
Generate contouring primitives.
void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights) override
Make a new vtkVertex object with the same information as this object.
vtkCell * GetEdge(int) override
Make a new vtkVertex object with the same information as this object.
Definition vtkVertex.h:41
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.
static void InterpolationFunctions(const double pcoords[3], double weights[1])
int GetNumberOfFaces() override
Make a new vtkVertex object with the same information as this object.
Definition vtkVertex.h:40
vtkCell * GetFace(int) override
Make a new vtkVertex object with the same information as this object.
Definition vtkVertex.h:42
int GetCellDimension() override
Make a new vtkVertex object with the same information as this object.
Definition vtkVertex.h:38
int GetParametricCenter(double pcoords[3]) override
Return the center of the triangle in parametric coordinates.
Definition vtkVertex.h:131
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Triangulate the vertex.
~vtkVertex() override=default
int Inflate(double) override
This method does nothing.
Definition vtkVertex.h:57
void InterpolateDerivs(const double pcoords[3], double derivs[3]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition vtkVertex.h:115
int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[]) override
Make a new vtkVertex object with the same information as this object.
int GetNumberOfEdges() override
Make a new vtkVertex object with the same information as this object.
Definition vtkVertex.h:39
static vtkVertex * New()
int GetCellType() override
Make a new vtkVertex object with the same information as this object.
Definition vtkVertex.h:37
static void InterpolationDerivs(const double pcoords[3], double derivs[3])
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...
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
Get the derivative of the vertex.
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *pts, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Make a new vtkVertex object with the same information as this object.
void InterpolateFunctions(const double pcoords[3], double weights[1]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition vtkVertex.h:111
@ VTK_VERTEX
Definition vtkCellType.h:38
int vtkIdType
Definition vtkType.h:315