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vtkHexahedron.h
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1 /*=========================================================================
2 
3  Program: Visualization Toolkit
4  Module: vtkHexahedron.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 =========================================================================*/
37 #ifndef vtkHexahedron_h
38 #define vtkHexahedron_h
39 
40 #include "vtkCommonDataModelModule.h" // For export macro
41 #include "vtkCell3D.h"
42 
43 class vtkLine;
44 class vtkQuad;
46 
47 class VTKCOMMONDATAMODEL_EXPORT vtkHexahedron : public vtkCell3D
48 {
49 public:
50  static vtkHexahedron *New();
51  vtkTypeMacro(vtkHexahedron,vtkCell3D);
52  void PrintSelf(ostream& os, vtkIndent indent) VTK_OVERRIDE;
53 
55 
58  void GetEdgePoints(int edgeId, int* &pts) VTK_OVERRIDE;
59  void GetFacePoints(int faceId, int* &pts) VTK_OVERRIDE;
61 
63 
66  int GetCellType() VTK_OVERRIDE {return VTK_HEXAHEDRON;}
67  int GetNumberOfEdges() VTK_OVERRIDE {return 12;}
68  int GetNumberOfFaces() VTK_OVERRIDE {return 6;}
69  vtkCell *GetEdge(int edgeId) VTK_OVERRIDE;
70  vtkCell *GetFace(int faceId) VTK_OVERRIDE;
71  int CellBoundary(int subId, double pcoords[3], vtkIdList *pts) VTK_OVERRIDE;
72  void Contour(double value, vtkDataArray *cellScalars,
74  vtkCellArray *lines, vtkCellArray *polys,
75  vtkPointData *inPd, vtkPointData *outPd,
76  vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) VTK_OVERRIDE;
78 
79  int EvaluatePosition(double x[3], double* closestPoint,
80  int& subId, double pcoords[3],
81  double& dist2, double *weights) VTK_OVERRIDE;
82  void EvaluateLocation(int& subId, double pcoords[3], double x[3],
83  double *weights) VTK_OVERRIDE;
84  int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
85  double x[3], double pcoords[3], int& subId) VTK_OVERRIDE;
86  int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) VTK_OVERRIDE;
87  void Derivatives(int subId, double pcoords[3], double *values,
88  int dim, double *derivs) VTK_OVERRIDE;
89  double *GetParametricCoords() VTK_OVERRIDE;
90 
94  static void InterpolationFunctions(double pcoords[3], double weights[8]);
98  static void InterpolationDerivs(double pcoords[3], double derivs[24]);
100 
104  void InterpolateFunctions(double pcoords[3], double weights[8]) VTK_OVERRIDE
105  {
106  vtkHexahedron::InterpolationFunctions(pcoords,weights);
107  }
108  void InterpolateDerivs(double pcoords[3], double derivs[24]) VTK_OVERRIDE
109  {
110  vtkHexahedron::InterpolationDerivs(pcoords,derivs);
111  }
113 
115 
119  static int *GetEdgeArray(int edgeId);
120  static int *GetFaceArray(int faceId);
122 
128  void JacobianInverse(double pcoords[3], double **inverse, double derivs[24]);
129 
130 protected:
132  ~vtkHexahedron() VTK_OVERRIDE;
133 
134  vtkLine *Line;
135  vtkQuad *Quad;
136 
137 private:
138  vtkHexahedron(const vtkHexahedron&) VTK_DELETE_FUNCTION;
139  void operator=(const vtkHexahedron&) VTK_DELETE_FUNCTION;
140 };
141 
142 #endif
143 
144 
abstract class to specify 3D cell interface
Definition: vtkCell3D.h:39
object to represent cell connectivity
Definition: vtkCellArray.h:51
represent and manipulate cell attribute data
Definition: vtkCellData.h:39
abstract class to specify cell behavior
Definition: vtkCell.h:60
abstract superclass for arrays of numeric data
Definition: vtkDataArray.h:55
a cell that represents a linear 3D hexahedron
Definition: vtkHexahedron.h:48
void GetEdgePoints(int edgeId, int *&pts) override
See vtkCell3D API for description of these methods.
void EvaluateLocation(int &subId, double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
int IntersectWithLine(double p1[3], double p2[3], double tol, double &t, double x[3], double pcoords[3], int &subId) override
Intersect with a ray.
static int * GetFaceArray(int faceId)
static vtkHexahedron * New()
void InterpolateDerivs(double pcoords[3], double derivs[24]) override
int EvaluatePosition(double x[3], double *closestPoint, 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...
void JacobianInverse(double pcoords[3], double **inverse, double derivs[24])
Given parametric coordinates compute inverse Jacobian transformation matrix.
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
void GetFacePoints(int faceId, int *&pts) override
Get the list of vertices that define a face.
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
vtkCell * GetEdge(int edgeId) override
Return the edge cell from the edgeId of the cell.
vtkCell * GetFace(int faceId) override
Return the face cell from the faceId of the cell.
static int * GetEdgeArray(int edgeId)
Return the ids of the vertices defining edge/face (edgeId/‘faceId’).
static void InterpolationFunctions(double pcoords[3], double weights[8])
int CellBoundary(int subId, double pcoords[3], vtkIdList *pts) override
Given parametric coordinates of a point, return the closest cell boundary, and whether the point is i...
int GetNumberOfEdges() override
Return the number of edges in the cell.
Definition: vtkHexahedron.h:67
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.
void Derivatives(int subId, double pcoords[3], double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
~vtkHexahedron() override
static void InterpolationDerivs(double pcoords[3], double derivs[24])
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
int GetNumberOfFaces() override
Return the number of faces in the cell.
Definition: vtkHexahedron.h:68
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkHexahedron.h:66
list of point or cell ids
Definition: vtkIdList.h:37
Abstract class in support of both point location and point insertion.
a simple class to control print indentation
Definition: vtkIndent.h:40
cell represents a 1D line
Definition: vtkLine.h:36
represent and manipulate point attribute data
Definition: vtkPointData.h:38
represent and manipulate 3D points
Definition: vtkPoints.h:40
a cell that represents a 2D quadrilateral
Definition: vtkQuad.h:42
@ value
Definition: vtkX3D.h:220
@ index
Definition: vtkX3D.h:246
@ VTK_HEXAHEDRON
Definition: vtkCellType.h:57
int vtkIdType
Definition: vtkType.h:287