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vtkLagrangeQuadrilateral.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkLagrangeQuadrilateral.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 =========================================================================*/
15 // .NAME vtkLagrangeQuadrilateral
16 // .SECTION Description
17 // .SECTION See Also
18 
19 #ifndef vtkLagrangeQuadrilateral_h
20 #define vtkLagrangeQuadrilateral_h
21 
22 #include "vtkCellType.h" // For GetCellType.
23 #include "vtkCommonDataModelModule.h" // For export macro
24 #include "vtkNew.h" // For member variable.
25 #include "vtkNonLinearCell.h"
26 #include "vtkSmartPointer.h" // For member variable.
27 
28 class vtkCellData;
29 class vtkDoubleArray;
30 class vtkIdList;
31 class vtkLagrangeCurve;
32 class vtkPointData;
33 class vtkPoints;
34 class vtkQuad;
35 class vtkVector3d;
36 class vtkVector3i;
37 
38 class VTKCOMMONDATAMODEL_EXPORT vtkLagrangeQuadrilateral : public vtkNonLinearCell
39 {
40 public:
41  static vtkLagrangeQuadrilateral* New();
43  void PrintSelf(ostream& os, vtkIndent indent) override;
44 
45  int GetCellType() override { return VTK_LAGRANGE_QUADRILATERAL; }
46  int GetCellDimension() override { return 2; }
47  int RequiresInitialization() override { return 1; }
48  int GetNumberOfEdges() override { return 4; }
49  int GetNumberOfFaces() override { return 0; }
50  vtkCell* GetEdge(int edgeId) override;
51  vtkCell* GetFace(int vtkNotUsed(faceId)) override { return nullptr; }
52 
53  void Initialize() override;
54 
55  int CellBoundary(int subId, const double pcoords[3], vtkIdList* pts) 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  void Contour(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
60  vtkCellArray* verts, vtkCellArray* lines, vtkCellArray* polys, vtkPointData* inPd,
61  vtkPointData* outPd, vtkCellData* inCd, vtkIdType cellId, vtkCellData* outCd) override;
62  void Clip(double value, vtkDataArray* cellScalars, vtkIncrementalPointLocator* locator,
63  vtkCellArray* polys, vtkPointData* inPd, vtkPointData* outPd, vtkCellData* inCd,
64  vtkIdType cellId, vtkCellData* outCd, int insideOut) override;
65  int IntersectWithLine(const double p1[3], const double p2[3], double tol, double& t, double x[3],
66  double pcoords[3], int& subId) override;
67  int Triangulate(int index, vtkIdList* ptIds, vtkPoints* pts) override;
68  void Derivatives(
69  int subId, const double pcoords[3], const double* values, int dim, double* derivs) override;
70  double* GetParametricCoords() override;
71  int GetParametricCenter(double center[3]) override;
72 
73  double GetParametricDistance(const double pcoords[3]) override;
74 
75  const int* GetOrder();
76  int GetOrder(int i) { return this->GetOrder()[i]; }
77 
78  void InterpolateFunctions(const double pcoords[3], double* weights) override;
79  void InterpolateDerivs(const double pcoords[3], double* derivs) override;
80 
81  bool SubCellCoordinatesFromId(vtkVector3i& ijk, int subId);
82  bool SubCellCoordinatesFromId(int& i, int& j, int& k, int subId);
83  int PointIndexFromIJK(int i, int j, int k);
84  static int PointIndexFromIJK(int i, int j, const int* order);
85  bool TransformApproxToCellParams(int subCell, double* pcoords);
86 
87 protected:
89  ~vtkLagrangeQuadrilateral() override;
90 
91  vtkQuad* GetApprox();
92  void PrepareApproxData(
93  vtkPointData* pd, vtkCellData* cd, vtkIdType cellId, vtkDataArray* cellScalars);
94  vtkQuad* GetApproximateQuad(
95  int subId, vtkDataArray* scalarsIn = nullptr, vtkDataArray* scalarsOut = nullptr);
96 
97  int Order[3];
107 
108 private:
110  void operator=(const vtkLagrangeQuadrilateral&) = delete;
111 };
112 
114 {
115  center[0] = center[1] = 0.5;
116  center[2] = 0.0;
117  return 0;
118 }
119 
120 #endif // vtkLagrangeQuadrilateral_h
vtkPoints
represent and manipulate 3D points
Definition: vtkPoints.h:33
vtkCell::IntersectWithLine
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.
vtkLagrangeQuadrilateral::GetOrder
int GetOrder(int i)
Definition: vtkLagrangeQuadrilateral.h:76
vtkLagrangeQuadrilateral::CellScalars
vtkNew< vtkDoubleArray > CellScalars
Definition: vtkLagrangeQuadrilateral.h:102
vtkLagrangeQuadrilateral::Scalars
vtkNew< vtkDoubleArray > Scalars
Definition: vtkLagrangeQuadrilateral.h:103
vtkCell::Contour
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.
vtkPointData
represent and manipulate point attribute data
Definition: vtkPointData.h:31
vtkX3D::value
Definition: vtkX3D.h:226
vtkIdType
int vtkIdType
Definition: vtkType.h:349
vtkLagrangeQuadrilateral::GetFace
vtkCell * GetFace(int vtkNotUsed(faceId)) override
Definition: vtkLagrangeQuadrilateral.h:51
vtkObject::New
static vtkObject * New()
Create an object with Debug turned off, modified time initialized to zero, and reference counting on.
vtkCell::Initialize
virtual void Initialize()
Definition: vtkCell.h:111
vtkLagrangeQuadrilateral::TmpIds
vtkNew< vtkIdList > TmpIds
Definition: vtkLagrangeQuadrilateral.h:105
vtkSmartPointer< vtkPoints >
vtkLagrangeQuadrilateral::ApproxPD
vtkSmartPointer< vtkPointData > ApproxPD
Definition: vtkLagrangeQuadrilateral.h:100
vtkX3D::center
Definition: vtkX3D.h:236
vtkLagrangeQuadrilateral::GetParametricCenter
int GetParametricCenter(double center[3]) override
Return center of the cell in parametric coordinates.
Definition: vtkLagrangeQuadrilateral.h:113
vtkDataArray
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:49
vtkCell::EvaluateLocation
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.
vtkLagrangeQuadrilateral::GetCellDimension
int GetCellDimension() override
Return the topological dimensional of the cell (0,1,2, or 3).
Definition: vtkLagrangeQuadrilateral.h:46
vtkLagrangeQuadrilateral::Approx
vtkSmartPointer< vtkQuad > Approx
Definition: vtkLagrangeQuadrilateral.h:99
vtkVector3i
Definition: vtkVector.h:462
vtkCell::Triangulate
virtual int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts)=0
Generate simplices of proper dimension.
vtkLagrangeQuadrilateral::TmpPts
vtkNew< vtkPoints > TmpPts
Definition: vtkLagrangeQuadrilateral.h:104
vtkCell
abstract class to specify cell behavior
Definition: vtkCell.h:56
vtkCellData
represent and manipulate cell attribute data
Definition: vtkCellData.h:32
vtkIndent
a simple class to control print indentation
Definition: vtkIndent.h:33
vtkCellArray
object to represent cell connectivity
Definition: vtkCellArray.h:163
vtkCellType.h
vtkLagrangeQuadrilateral
Definition: vtkLagrangeQuadrilateral.h:38
vtkLagrangeQuadrilateral::RequiresInitialization
int RequiresInitialization() override
Some cells require initialization prior to access.
Definition: vtkLagrangeQuadrilateral.h:47
vtkSmartPointer.h
vtkIncrementalPointLocator
Abstract class in support of both point location and point insertion.
Definition: vtkIncrementalPointLocator.h:51
vtkIdList
list of point or cell ids
Definition: vtkIdList.h:30
vtkNew< vtkDoubleArray >
vtkX3D::order
Definition: vtkX3D.h:446
vtkCell::CellBoundary
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...
vtkNonLinearCell.h
vtkCell::InterpolateDerivs
virtual void InterpolateDerivs(const double vtkNotUsed(pcoords)[3], double *vtkNotUsed(derivs))
Definition: vtkCell.h:344
vtkLagrangeQuadrilateral::GetNumberOfEdges
int GetNumberOfEdges() override
Return the number of edges in the cell.
Definition: vtkLagrangeQuadrilateral.h:48
vtkCell::GetParametricDistance
virtual double GetParametricDistance(const double pcoords[3])
Return the distance of the parametric coordinate provided to the cell.
vtkCell::EvaluatePosition
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...
vtkLagrangeQuadrilateral::ApproxCD
vtkSmartPointer< vtkCellData > ApproxCD
Definition: vtkLagrangeQuadrilateral.h:101
vtkCell::GetParametricCoords
virtual double * GetParametricCoords())
Return a contiguous array of parametric coordinates of the points defining this cell.
vtkNew.h
vtkNonLinearCell
abstract superclass for non-linear cells
Definition: vtkNonLinearCell.h:36
vtkCell::Clip
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::GetEdge
virtual vtkCell * GetEdge(int edgeId)=0
Return the edge cell from the edgeId of the cell.
vtkNonLinearCell::PrintSelf
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
vtkCell::InterpolateFunctions
virtual void InterpolateFunctions(const double vtkNotUsed(pcoords)[3], double *vtkNotUsed(weight))
Compute the interpolation functions/derivatives (aka shape functions/derivatives) No-ops at this leve...
Definition: vtkCell.h:341
vtkLagrangeCurve
Definition: vtkLagrangeCurve.h:37
vtkCell::Derivatives
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.
vtkCell::GetParametricCenter
virtual int GetParametricCenter(double pcoords[3])
Return center of the cell in parametric coordinates.
vtkDoubleArray
dynamic, self-adjusting array of double
Definition: vtkDoubleArray.h:35
vtkLagrangeQuadrilateral::EdgeCell
vtkNew< vtkLagrangeCurve > EdgeCell
Definition: vtkLagrangeQuadrilateral.h:106
vtkLagrangeQuadrilateral::GetCellType
int GetCellType() override
Return the type of cell.
Definition: vtkLagrangeQuadrilateral.h:45
vtkX3D::index
Definition: vtkX3D.h:252
vtkVector3d
Definition: vtkVector.h:488
vtkLagrangeQuadrilateral::GetNumberOfFaces
int GetNumberOfFaces() override
Return the number of faces in the cell.
Definition: vtkLagrangeQuadrilateral.h:49
VTK_LAGRANGE_QUADRILATERAL
Definition: vtkCellType.h:111
vtkQuad
a cell that represents a 2D quadrilateral
Definition: vtkQuad.h:35
vtkLagrangeQuadrilateral::PointParametricCoordinates
vtkSmartPointer< vtkPoints > PointParametricCoordinates
Definition: vtkLagrangeQuadrilateral.h:98