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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
43class vtkLine;
44class vtkQuad;
46
47class VTKCOMMONDATAMODEL_EXPORT vtkHexahedron : public vtkCell3D
48{
49public:
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 {
107 }
108 void InterpolateDerivs(double pcoords[3], double derivs[24]) VTK_OVERRIDE
109 {
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
130protected:
132 ~vtkHexahedron() VTK_OVERRIDE;
133
134 vtkLine *Line;
135 vtkQuad *Quad;
136
137private:
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.
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
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.
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...
vtkCell * GetFace(int faceId) override
Return the face cell from the faceId of the cell.
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.
vtkCell * GetEdge(int edgeId) override
Return the edge cell from the edgeId of the cell.
static int * GetFaceArray(int faceId)
int GetNumberOfFaces() override
Return the number of faces in the cell.
Definition: vtkHexahedron.h:68
static vtkHexahedron * New()
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkHexahedron.h:66
static int * GetEdgeArray(int edgeId)
Return the ids of the vertices defining edge/face (edgeId/‘faceId’).
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