VTK  9.3.1
vtkQuadraticHexahedron.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
25 #ifndef vtkQuadraticHexahedron_h
26 #define vtkQuadraticHexahedron_h
27 
28 #include "vtkCommonDataModelModule.h" // For export macro
29 #include "vtkNonLinearCell.h"
30 
31 VTK_ABI_NAMESPACE_BEGIN
32 class vtkQuadraticEdge;
33 class vtkQuadraticQuad;
34 class vtkHexahedron;
35 class vtkDoubleArray;
36 
37 class VTKCOMMONDATAMODEL_EXPORT vtkQuadraticHexahedron : public vtkNonLinearCell
38 {
39 public:
40  static vtkQuadraticHexahedron* New();
42  void PrintSelf(ostream& os, vtkIndent indent) override;
43 
45 
49  int GetCellType() override { return VTK_QUADRATIC_HEXAHEDRON; }
50  int GetCellDimension() override { return 3; }
51  int GetNumberOfEdges() override { return 12; }
52  int GetNumberOfFaces() override { return 6; }
53  vtkCell* GetEdge(int) override;
54  vtkCell* GetFace(int) override;
56 
57  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
58  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
59  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
60  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
61  int EvaluatePosition(const double x[3], double closestPoint[3], int& subId, double pcoords[3],
62  double& dist2, double weights[]) override;
63  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
64  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
65  void Derivatives(
66  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
67  double* GetParametricCoords() override;
68 
74  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
75  vtkCellArray* tetras, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
76  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
77 
82  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
83  double pcoords[3], int& subId) override;
84 
85  static void InterpolationFunctions(const double pcoords[3], double weights[20]);
86  static void InterpolationDerivs(const double pcoords[3], double derivs[60]);
88 
92  void InterpolateFunctions(const double pcoords[3], double weights[20]) override
93  {
95  }
96  void InterpolateDerivs(const double pcoords[3], double derivs[60]) override
97  {
99  }
102 
109  static const vtkIdType* GetEdgeArray(vtkIdType edgeId);
110  static const vtkIdType* GetFaceArray(vtkIdType faceId);
112 
118  void JacobianInverse(const double pcoords[3], double** inverse, double derivs[60]);
119 
120 protected:
122  ~vtkQuadraticHexahedron() override;
123 
131 
132  void Subdivide(
133  vtkPointData* inPd, vtkCellData* inCd, vtkIdType cellId, vtkDataArray* cellScalars);
134 
135 private:
137  void operator=(const vtkQuadraticHexahedron&) = delete;
138 };
139 
140 VTK_ABI_NAMESPACE_END
141 #endif
void InterpolateDerivs(const double pcoords[3], double derivs[60]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives) ...
represent and manipulate point attribute data
Definition: vtkPointData.h:29
static void InterpolationDerivs(const double pcoords[3], double derivs[60])
represent and manipulate cell attribute data
Definition: vtkCellData.h:30
Abstract class in support of both point location and point insertion.
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
abstract superclass for non-linear cells
int vtkIdType
Definition: vtkType.h:315
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
int GetCellType() override
Implement the vtkCell API.
virtual int CellBoundary(int subId, const double pcoords[3], vtkIdList *pts)=0
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
dynamic, self-adjusting array of double
abstract class to specify cell behavior
Definition: vtkCell.h:49
virtual void EvaluateLocation(int &subId, const double pcoords[3], double x[3], double *weights)=0
Determine global coordinate (x[3]) from subId and parametric coordinates.
cell represents a parabolic, 8-node isoparametric quad
a simple class to control print indentation
Definition: vtkIndent.h:28
list of point or cell ids
Definition: vtkIdList.h:22
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:44
a cell that represents a linear 3D hexahedron
Definition: vtkHexahedron.h:33
virtual void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *connectivity, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut)=0
Cut (or clip) the cell based on the input cellScalars and the specified value.
int GetNumberOfFaces() override
Implement the vtkCell API.
virtual vtkCell * GetFace(int faceId)=0
Return the face cell from the faceId of the cell.
int GetNumberOfEdges() override
Implement the vtkCell API.
virtual int EvaluatePosition(const double x[3], double closestPoint[3], int &subId, double pcoords[3], double &dist2, double weights[])=0
Given a point x[3] return inside(=1), outside(=0) cell, or (-1) computational problem encountered; ev...
object to represent cell connectivity
Definition: vtkCellArray.h:175
virtual vtkCell * GetEdge(int edgeId)=0
Return the edge cell from the edgeId of the cell.
void InterpolateFunctions(const double pcoords[3], double weights[20]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives) ...
cell represents a parabolic, isoparametric edge
cell represents a parabolic, 20-node isoparametric hexahedron
virtual void Contour(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *verts, vtkCellArray *lines, vtkCellArray *polys, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd)=0
Generate contouring primitives.
virtual void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs)=0
Compute derivatives given cell subId and parametric coordinates.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
int GetCellDimension() override
Implement the vtkCell API.
virtual double * GetParametricCoords())
Return a contiguous array of parametric coordinates of the points defining this cell.
virtual int IntersectWithLine(const double p1[3], const double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId)=0
Intersect with a ray.
represent and manipulate 3D points
Definition: vtkPoints.h:28
static void InterpolationFunctions(const double pcoords[3], double weights[20])