VTK  9.2.6
vtkQuad.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkQuad.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=========================================================================*/
24
25#ifndef vtkQuad_h
26#define vtkQuad_h
27
28#include "vtkCell.h"
29#include "vtkCommonDataModelModule.h" // For export macro
30
31class vtkLine;
32class vtkTriangle;
34
35class VTKCOMMONDATAMODEL_EXPORT vtkQuad : public vtkCell
36{
37public:
38 static vtkQuad* New();
39 vtkTypeMacro(vtkQuad, vtkCell);
40 void PrintSelf(ostream& os, vtkIndent indent) override;
41
43
46 int GetCellType() override { return VTK_QUAD; }
47 int GetCellDimension() override { return 2; }
48 int GetNumberOfEdges() override { return 4; }
49 int GetNumberOfFaces() override { return 0; }
50 vtkCell* GetEdge(int edgeId) override;
51 vtkCell* GetFace(int) override { return nullptr; }
52 int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
53 void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
54 vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
55 vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
56 int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
57 double& dist2, double weights[]) override;
58 void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
59 int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
60 double pcoords[3], int& subId) override;
61 int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
63 int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
64 double* GetParametricCoords() override;
66
70 int GetParametricCenter(double pcoords[3]) override;
71
76 void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
77 vtkCellArray* polys, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
78 vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
79
80 static void InterpolationFunctions(const double pcoords[3], double sf[4]);
81 static void InterpolationDerivs(const double pcoords[3], double derivs[8]);
83
87 void InterpolateFunctions(const double pcoords[3], double sf[4]) override
88 {
90 }
91 void InterpolateDerivs(const double pcoords[3], double derivs[8]) override
92 {
93 vtkQuad::InterpolationDerivs(pcoords, derivs);
94 }
95
96
106
107protected:
109 ~vtkQuad() override;
110
113
114private:
115 vtkQuad(const vtkQuad&) = delete;
116 void operator=(const vtkQuad&) = delete;
117};
118//----------------------------------------------------------------------------
119inline int vtkQuad::GetParametricCenter(double pcoords[3])
120{
121 pcoords[0] = pcoords[1] = 0.5;
122 pcoords[2] = 0.0;
123 return 0;
124}
125
126#endif
object to represent cell connectivity
represent and manipulate cell attribute data
Definition vtkCellData.h:36
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
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:31
represent and manipulate point attribute data
represent and manipulate 3D points
Definition vtkPoints.h:34
void InterpolateDerivs(const double pcoords[3], double derivs[8]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition vtkQuad.h:91
static void InterpolationDerivs(const double pcoords[3], double derivs[8])
int GetParametricCenter(double pcoords[3]) override
Return the center of the triangle in parametric coordinates.
Definition vtkQuad.h:119
int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts) override
See the vtkCell API for descriptions of these methods.
vtkTriangle * Triangle
Definition vtkQuad.h:112
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Clip this quad using scalar value provided.
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
See the vtkCell API for descriptions of these methods.
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
See the vtkCell API for descriptions of these methods.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
~vtkQuad() override
vtkLine * Line
Definition vtkQuad.h:111
const vtkIdType * GetEdgeArray(vtkIdType edgeId)
Return the ids of the vertices defining edge (edgeId).
int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
See the vtkCell API for descriptions of these methods.
int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[]) override
See the vtkCell API for descriptions of these methods.
int GetNumberOfEdges() override
See the vtkCell API for descriptions of these methods.
Definition vtkQuad.h:48
void InterpolateFunctions(const double pcoords[3], double sf[4]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition vtkQuad.h:87
static vtkQuad * New()
void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights) override
See the vtkCell API for descriptions of these methods.
vtkCell * GetEdge(int edgeId) override
See the vtkCell API for descriptions of these methods.
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition vtkQuad.h:46
double * GetParametricCoords() override
See the vtkCell API for descriptions of these methods.
int GetNumberOfFaces() override
See the vtkCell API for descriptions of these methods.
Definition vtkQuad.h:49
vtkCell * GetFace(int) override
See the vtkCell API for descriptions of these methods.
Definition vtkQuad.h:51
static void InterpolationFunctions(const double pcoords[3], double sf[4])
int GetCellDimension() override
See the vtkCell API for descriptions of these methods.
Definition vtkQuad.h:47
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
See the vtkCell API for descriptions of these methods.
a cell that represents a triangle
Definition vtkTriangle.h:36
@ VTK_QUAD
Definition vtkCellType.h:55
#define vtkDataArray
int vtkIdType
Definition vtkType.h:332