VTK  9.3.1
vtkQuadraticLinearQuad.h
Go to the documentation of this file.
1 // SPDX-FileCopyrightText: Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
2 // SPDX-License-Identifier: BSD-3-Clause
27 #ifndef vtkQuadraticLinearQuad_h
28 #define vtkQuadraticLinearQuad_h
29 
30 #include "vtkCommonDataModelModule.h" // For export macro
31 #include "vtkNonLinearCell.h"
32 
33 VTK_ABI_NAMESPACE_BEGIN
34 class vtkQuadraticEdge;
35 class vtkLine;
36 class vtkQuad;
37 class vtkDoubleArray;
38 
39 class VTKCOMMONDATAMODEL_EXPORT vtkQuadraticLinearQuad : public vtkNonLinearCell
40 {
41 public:
42  static vtkQuadraticLinearQuad* New();
44  void PrintSelf(ostream& os, vtkIndent indent) override;
45 
47 
51  int GetCellType() override { return VTK_QUADRATIC_LINEAR_QUAD; }
52  int GetCellDimension() override { return 2; }
53  int GetNumberOfEdges() override { return 4; }
54  int GetNumberOfFaces() override { return 0; }
55  vtkCell* GetEdge(int) override;
56  vtkCell* GetFace(int) override { return nullptr; }
58 
59  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) override;
60  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
61  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
62  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
63  int EvaluatePosition(const double x[3], double* closestPoint, int& subId, double pcoords[3],
64  double& dist2, double* weights) override;
65  void EvaluateLocation(int& subId, const double pcoords[3], double x[3], double* weights) override;
66  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
67  void Derivatives(
68  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
69  double* GetParametricCoords() override;
70 
75  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
76  vtkCellArray* polys, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
77  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
78 
83  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
84  double pcoords[3], int& subId) override;
85 
89  int GetParametricCenter(double pcoords[3]) override;
90 
91  static void InterpolationFunctions(const double pcoords[3], double weights[6]);
92  static void InterpolationDerivs(const double pcoords[3], double derivs[12]);
94 
98  void InterpolateFunctions(const double pcoords[3], double weights[6]) override
99  {
101  }
102  void InterpolateDerivs(const double pcoords[3], double derivs[12]) override
103  {
105  }
107 
117  static int* GetEdgeArray(vtkIdType edgeId);
118 
119 protected:
121  ~vtkQuadraticLinearQuad() override;
122 
127 
128 private:
130  void operator=(const vtkQuadraticLinearQuad&) = delete;
131 };
132 //----------------------------------------------------------------------------
133 inline int vtkQuadraticLinearQuad::GetParametricCenter(double pcoords[3])
134 {
135  pcoords[0] = pcoords[1] = 0.5;
136  pcoords[2] = 0.;
137  return 0;
138 }
139 
140 VTK_ABI_NAMESPACE_END
141 #endif
int GetParametricCenter(double pcoords[3]) override
Return the center of the pyramid in parametric coordinates.
int GetCellType() override
Implement the vtkCell API.
represent and manipulate point attribute data
Definition: vtkPointData.h:29
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
a cell that represents a 2D quadrilateral
Definition: vtkQuad.h:27
int GetCellDimension() override
Implement the vtkCell API.
void InterpolateFunctions(const double pcoords[3], double weights[6]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives) ...
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.
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
cell represents a 1D line
Definition: vtkLine.h:22
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.
a simple class to control print indentation
Definition: vtkIndent.h:28
int GetNumberOfFaces() override
Implement the vtkCell API.
static void InterpolationDerivs(const double pcoords[3], double derivs[12])
list of point or cell ids
Definition: vtkIdList.h:22
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:44
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.
vtkCell * GetFace(int) 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.
cell represents a parabolic, isoparametric edge
static void InterpolationFunctions(const double pcoords[3], double weights[6])
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.
int GetNumberOfEdges() override
Implement the vtkCell API.
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on...
virtual double * GetParametricCoords())
Return a contiguous array of parametric coordinates of the points defining this cell.
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
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.
void InterpolateDerivs(const double pcoords[3], double derivs[12]) override
Compute the interpolation functions/derivatives (aka shape functions/derivatives) ...
cell represents a quadratic-linear, 6-node isoparametric quad
represent and manipulate 3D points
Definition: vtkPoints.h:28