VTK: Common/DataModel/vtkQuadraticQuad.h Source File

| VTK 9.3.1

vtkQuadraticQuad.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
33 #ifndef vtkQuadraticQuad_h
34 #define vtkQuadraticQuad_h
35
36 #include "vtkCommonDataModelModule.h" // For export macro
37 #include "vtkNonLinearCell.h"
38
39 VTK_ABI_NAMESPACE_BEGIN
40 class vtkQuadraticEdge;
41 class vtkQuad;
42 class vtkDoubleArray;
43
44 class VTKCOMMONDATAMODEL_EXPORT vtkQuadraticQuad : public vtkNonLinearCell
45 {
46 public:
47 static vtkQuadraticQuad* New();
48 vtkTypeMacro(vtkQuadraticQuad, vtkNonLinearCell);
49 void PrintSelf(ostream& os, vtkIndent indent) override;
50
52
56 int GetCellType() override { return VTK_QUADRATIC_QUAD; }
57 int GetCellDimension() override { return 2; }
58 int GetNumberOfEdges() override { return 4; }
59 int GetNumberOfFaces() override { return 0; }
60 vtkCell* GetEdge(int) override;
61 vtkCell* GetFace(int) override { return nullptr; }
63
64 int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
65 void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
66 vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
67 vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
68 int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
69 double& dist2, double weights[]) override;
70 void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
71 int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
72 void Derivatives(
73 int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
74 double* GetParametricCoords() override;
75
80 void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
81 vtkCellArray* polys, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
82 vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
83
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
94 int GetParametricCenter(double pcoords[3]) override;
95
96 static void InterpolationFunctions(const double pcoords[3], double weights[8]);
97 static void InterpolationDerivs(const double pcoords[3], double derivs[16]);
99
103 void InterpolateFunctions(const double pcoords[3], double weights[8]) override
104 {
105 vtkQuadraticQuad::InterpolationFunctions(pcoords, weights);
106 }
107 void InterpolateDerivs(const double pcoords[3], double derivs[16]) override
108 {
109 vtkQuadraticQuad::InterpolationDerivs(pcoords, derivs);
110 }
112
113 protected:
114 vtkQuadraticQuad();
115 ~vtkQuadraticQuad() override;
116
117 vtkQuadraticEdge* Edge;
118 vtkQuad* Quad;
119 vtkPointData* PointData;
120 vtkDoubleArray* Scalars;
121
122 // In order to achieve some functionality we introduce a fake center point
123 // which require to have some extra functionalities compare to other non-linar
124 // cells
125 vtkCellData* CellData;
126 vtkDoubleArray* CellScalars;
127 void Subdivide(double* weights);
128 void InterpolateAttributes(
129 vtkPointData* inPd, vtkCellData* inCd, vtkIdType cellId, vtkDataArray* cellScalars);
130
131 private:
132 vtkQuadraticQuad(const vtkQuadraticQuad&) = delete;
133 void operator=(const vtkQuadraticQuad&) = delete;
134 };
135 //----------------------------------------------------------------------------
136 inline int vtkQuadraticQuad::GetParametricCenter(double pcoords[3])
137 {
138 pcoords[0] = pcoords[1] = 0.5;
139 pcoords[2] = 0.;
140 return 0;
141 }
142
143 VTK_ABI_NAMESPACE_END
144 #endif
vtkCellArray
object to represent cell connectivity
Definition: vtkCellArray.h:185
vtkCellData
represent and manipulate cell attribute data
Definition: vtkCellData.h:40
vtkCell
abstract class to specify cell behavior
Definition: vtkCell.h:59
vtkCell::GetParametricCenter
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
vtkDataArray
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:54
vtkDoubleArray
dynamic, self-adjusting array of double
Definition: vtkDoubleArray.h:40
vtkIdList
list of point or cell ids
Definition: vtkIdList.h:32
vtkIncrementalPointLocator
Abstract class in support of both point location and point insertion.
Definition: vtkIncrementalPointLocator.h:41
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:38
vtkNonLinearCell
abstract superclass for non-linear cells
Definition: vtkNonLinearCell.h:26
vtkPointData
represent and manipulate point attribute data
Definition: vtkPointData.h:39
vtkPoints
represent and manipulate 3D points
Definition: vtkPoints.h:38
vtkQuad
a cell that represents a 2D quadrilateral
Definition: vtkQuad.h:37
vtkQuadraticEdge
cell represents a parabolic, isoparametric edge
Definition: vtkQuadraticEdge.h:42
vtkQuadraticQuad
cell represents a parabolic, 8-node isoparametric quad
Definition: vtkQuadraticQuad.h:45
vtkQuadraticQuad::Edge
vtkQuadraticEdge * Edge
Definition: vtkQuadraticQuad.h:117
vtkQuadraticQuad::~vtkQuadraticQuad
~vtkQuadraticQuad() override
vtkQuadraticQuad::CellScalars
vtkDoubleArray * CellScalars
Definition: vtkQuadraticQuad.h:126
vtkQuadraticQuad::GetNumberOfEdges
int GetNumberOfEdges() override
Implement the vtkCell API.
Definition: vtkQuadraticQuad.h:58
vtkQuadraticQuad::Clip
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 quadratic quad using scalar value provided.
vtkQuadraticQuad::Subdivide
void Subdivide(double *weights)
vtkQuadraticQuad::InterpolateDerivs
void InterpolateDerivs(const double pcoords[3], double derivs[16]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition: vtkQuadraticQuad.h:107
vtkQuadraticQuad::EvaluatePosition
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...
vtkQuadraticQuad::GetParametricCoords
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
vtkQuadraticQuad::InterpolationDerivs
static void InterpolationDerivs(const double pcoords[3], double derivs[16])
vtkQuadraticQuad::GetParametricCenter
int GetParametricCenter(double pcoords[3]) override
Return the center of the pyramid in parametric coordinates.
Definition: vtkQuadraticQuad.h:136
vtkQuadraticQuad::GetFace
vtkCell * GetFace(int) override
Implement the vtkCell API.
Definition: vtkQuadraticQuad.h:61
vtkQuadraticQuad::GetEdge
vtkCell * GetEdge(int) override
Implement the vtkCell API.
vtkQuadraticQuad::EvaluateLocation
void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
vtkQuadraticQuad::CellBoundary
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...
vtkQuadraticQuad::Scalars
vtkDoubleArray * Scalars
Definition: vtkQuadraticQuad.h:120
vtkQuadraticQuad::GetNumberOfFaces
int GetNumberOfFaces() override
Implement the vtkCell API.
Definition: vtkQuadraticQuad.h:59
vtkQuadraticQuad::Triangulate
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
vtkQuadraticQuad::IntersectWithLine
int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
Line-edge intersection.
vtkQuadraticQuad::New
static vtkQuadraticQuad * New()
vtkQuadraticQuad::Quad
vtkQuad * Quad
Definition: vtkQuadraticQuad.h:118
vtkQuadraticQuad::PointData
vtkPointData * PointData
Definition: vtkQuadraticQuad.h:119
vtkQuadraticQuad::vtkQuadraticQuad
vtkQuadraticQuad()
vtkQuadraticQuad::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkQuadraticQuad::InterpolateFunctions
void InterpolateFunctions(const double pcoords[3], double weights[8]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives)
Definition: vtkQuadraticQuad.h:103
vtkQuadraticQuad::InterpolateAttributes
void InterpolateAttributes(vtkPointData *inPd, vtkCellData *inCd, vtkIdType cellId, vtkDataArray *cellScalars)
vtkQuadraticQuad::Derivatives
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
vtkQuadraticQuad::Contour
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.
vtkQuadraticQuad::GetCellType
int GetCellType() override
Implement the vtkCell API.
Definition: vtkQuadraticQuad.h:56
vtkQuadraticQuad::InterpolationFunctions
static void InterpolationFunctions(const double pcoords[3], double weights[8])
vtkQuadraticQuad::GetCellDimension
int GetCellDimension() override
Implement the vtkCell API.
Definition: vtkQuadraticQuad.h:57
vtkQuadraticQuad::CellData
vtkCellData * CellData
Definition: vtkQuadraticQuad.h:125
vtkX3D::value
@ value
Definition: vtkX3D.h:220
vtkX3D::index
@ index
Definition: vtkX3D.h:246
VTK_QUADRATIC_QUAD
@ VTK_QUADRATIC_QUAD
Definition: vtkCellType.h:67
vtkNonLinearCell.h
vtkIdType
int vtkIdType
Definition: vtkType.h:315