VTK  9.3.0
vtkBiQuadraticQuad.h
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1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
31 #ifndef vtkBiQuadraticQuad_h
32 #define vtkBiQuadraticQuad_h
33 
34 #include "vtkCommonDataModelModule.h" // For export macro
35 #include "vtkNonLinearCell.h"
36 
37 VTK_ABI_NAMESPACE_BEGIN
38 class vtkQuadraticEdge;
39 class vtkQuad;
40 class vtkTriangle;
41 class vtkDoubleArray;
42 
43 class VTKCOMMONDATAMODEL_EXPORT vtkBiQuadraticQuad : public vtkNonLinearCell
44 {
45 public:
48  void PrintSelf(ostream& os, vtkIndent indent) override;
49 
54  int GetCellType() override { return VTK_BIQUADRATIC_QUAD; }
55  int GetCellDimension() override { return 2; }
56  int GetNumberOfEdges() override { return 4; }
57  int GetNumberOfFaces() override { return 0; }
58  vtkCell* GetEdge(int) override;
59  vtkCell* GetFace(int) override { return nullptr; }
60 
61  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
62  int EvaluatePosition(const double x[3], double* closestPoint, int& subId, double pcoords[3],
63  double& dist2, double* weights) override;
64  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
65  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
67  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
68  double* GetParametricCoords() override;
69 
70  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
71  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
72  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
73 
78  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
79  vtkCellArray* polys, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
80  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
81 
86  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
87  double pcoords[3], int& subId) override;
88 
92  int GetParametricCenter(double pcoords[3]) override;
93 
94  void InterpolateFunctions(const double pcoords[3], double weights[9]) override
95  {
96  vtkBiQuadraticQuad::InterpolationFunctionsPrivate(pcoords, weights);
97  }
98  void InterpolateDerivs(const double pcoords[3], double derivs[18]) override
99  {
100  vtkBiQuadraticQuad::InterpolationDerivsPrivate(pcoords, derivs);
101  }
102 
103 protected:
106 
111 
112 private:
113  vtkBiQuadraticQuad(const vtkBiQuadraticQuad&) = delete;
114  void operator=(const vtkBiQuadraticQuad&) = delete;
115 
116  static void InterpolationFunctionsPrivate(const double pcoords[3], double weights[9]);
117  static void InterpolationDerivsPrivate(const double pcoords[3], double derivs[18]);
118 };
119 //----------------------------------------------------------------------------
120 inline int vtkBiQuadraticQuad::GetParametricCenter(double pcoords[3])
121 {
122  pcoords[0] = pcoords[1] = 0.5;
123  pcoords[2] = 0.;
124  return 0;
125 }
126 
127 VTK_ABI_NAMESPACE_END
128 #endif
cell represents a parabolic, 9-node isoparametric quad
void InterpolateFunctions(const double pcoords[3], double weights[9]) override
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.
void InterpolateDerivs(const double pcoords[3], double derivs[18]) override
vtkCell * GetFace(int) override
Return the face cell from the faceId of the cell.
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
int GetNumberOfEdges() override
Return the number of edges in the cell.
int GetParametricCenter(double pcoords[3]) override
Return the center of the pyramid in parametric coordinates.
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
void Derivatives(int subId, const double pcoords[3], const double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
vtkQuadraticEdge * Edge
vtkCell * GetEdge(int) override
Return the edge cell from the edgeId of the cell.
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 PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
~vtkBiQuadraticQuad() override
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 biquadratic quad using scalar value provided.
int GetCellType() override
Implement the vtkCell API.
static vtkBiQuadraticQuad * New()
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 EvaluatePosition(const double x[3], double *closestPoint, int &subId, double pcoords[3], double &dist2, double *weights) override
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
vtkDoubleArray * Scalars
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.
int GetNumberOfFaces() override
Return the number of faces in the cell.
object to represent cell connectivity
Definition: vtkCellArray.h:176
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
Definition: vtkDataArray.h:45
dynamic, self-adjusting array of double
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
abstract superclass for non-linear cells
represent and manipulate point attribute data
Definition: vtkPointData.h:30
represent and manipulate 3D points
Definition: vtkPoints.h:29
a cell that represents a 2D quadrilateral
Definition: vtkQuad.h:28
cell represents a parabolic, isoparametric edge
a cell that represents a triangle
Definition: vtkTriangle.h:28
@ value
Definition: vtkX3D.h:220
@ index
Definition: vtkX3D.h:246
@ VTK_BIQUADRATIC_QUAD
Definition: vtkCellType.h:64
int vtkIdType
Definition: vtkType.h:315