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vtkTetra.h
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1/*=========================================================================
2
3 Program: Visualization Toolkit
4 Module: vtkTetra.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=========================================================================*/
36#ifndef vtkTetra_h
37#define vtkTetra_h
38
39#include "vtkCommonDataModelModule.h" // For export macro
40#include "vtkCell3D.h"
41
42class vtkLine;
43class vtkTriangle;
46
47class VTKCOMMONDATAMODEL_EXPORT vtkTetra : public vtkCell3D
48{
49public:
50 static vtkTetra *New();
51 vtkTypeMacro(vtkTetra,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_TETRA;}
67 int GetNumberOfEdges() VTK_OVERRIDE {return 6;}
68 int GetNumberOfFaces() VTK_OVERRIDE {return 4;}
69 vtkCell *GetEdge(int edgeId) VTK_OVERRIDE;
70 vtkCell *GetFace(int faceId) VTK_OVERRIDE;
71 void Contour(double value, vtkDataArray *cellScalars,
73 vtkCellArray *lines, vtkCellArray *polys,
74 vtkPointData *inPd, vtkPointData *outPd,
75 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd) VTK_OVERRIDE;
76 void Clip(double value, vtkDataArray *cellScalars,
77 vtkIncrementalPointLocator *locator, vtkCellArray *connectivity,
78 vtkPointData *inPd, vtkPointData *outPd,
79 vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd,
80 int insideOut) VTK_OVERRIDE;
81 int EvaluatePosition(double x[3], double* closestPoint,
82 int& subId, double pcoords[3],
83 double& dist2, double *weights) VTK_OVERRIDE;
84 void EvaluateLocation(int& subId, double pcoords[3], double x[3],
85 double *weights) VTK_OVERRIDE;
86 int IntersectWithLine(double p1[3], double p2[3], double tol, double& t,
87 double x[3], double pcoords[3], int& subId) VTK_OVERRIDE;
88 int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) VTK_OVERRIDE;
89 void Derivatives(int subId, double pcoords[3], double *values,
90 int dim, double *derivs) VTK_OVERRIDE;
91 double *GetParametricCoords() VTK_OVERRIDE;
93
99 int CellBoundary(int subId, double pcoords[3], vtkIdList *pts) VTK_OVERRIDE;
100
104 int GetParametricCenter(double pcoords[3]) VTK_OVERRIDE;
105
110 double GetParametricDistance(double pcoords[3]) VTK_OVERRIDE;
111
115 static void TetraCenter(double p1[3], double p2[3], double p3[3], double p4[3],
116 double center[3]);
117
123 static double Circumsphere(double p1[3], double p2[3], double p3[3],
124 double p4[3], double center[3]);
125
131 static double Insphere(double p1[3], double p2[3], double p3[3],
132 double p4[3], double center[3]);
133
146 static int BarycentricCoords(double x[3], double x1[3], double x2[3],
147 double x3[3], double x4[3], double bcoords[4]);
148
153 static double ComputeVolume(double p1[3], double p2[3], double p3[3],
154 double p4[3]);
155
161 int JacobianInverse(double **inverse, double derivs[12]);
162
166 static void InterpolationFunctions(double pcoords[3], double weights[4]);
170 static void InterpolationDerivs(double pcoords[3], double derivs[12]);
172
176 void InterpolateFunctions(double pcoords[3], double weights[4]) VTK_OVERRIDE
177 {
178 vtkTetra::InterpolationFunctions(pcoords,weights);
179 }
180 void InterpolateDerivs(double pcoords[3], double derivs[12]) VTK_OVERRIDE
181 {
182 vtkTetra::InterpolationDerivs(pcoords,derivs);
183 }
185
187
191 static int *GetEdgeArray(int edgeId);
192 static int *GetFaceArray(int faceId);
194
195protected:
197 ~vtkTetra() VTK_OVERRIDE;
198
199 vtkLine *Line;
200 vtkTriangle *Triangle;
201
202private:
203 vtkTetra(const vtkTetra&) VTK_DELETE_FUNCTION;
204 void operator=(const vtkTetra&) VTK_DELETE_FUNCTION;
205};
206
207inline int vtkTetra::GetParametricCenter(double pcoords[3])
208{
209 pcoords[0] = pcoords[1] = pcoords[2] = 0.25;
210 return 0;
211}
212
213#endif
214
215
216
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
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 3D cell that represents a tetrahedron
Definition: vtkTetra.h:48
void InterpolateDerivs(double pcoords[3], double derivs[12]) override
Definition: vtkTetra.h:180
void PrintSelf(ostream &os, vtkIndent indent) override
Methods invoked by print to print information about the object including superclasses.
static int * GetEdgeArray(int edgeId)
Return the ids of the vertices defining edge/face (edgeId/‘faceId’).
void Clip(double value, vtkDataArray *cellScalars, vtkIncrementalPointLocator *locator, vtkCellArray *connectivity, vtkPointData *inPd, vtkPointData *outPd, vtkCellData *inCd, vtkIdType cellId, vtkCellData *outCd, int insideOut) override
Cut (or clip) the cell based on the input cellScalars and the specified value.
void EvaluateLocation(int &subId, double pcoords[3], double x[3], double *weights) override
Determine global coordinate (x[3]) from subId and parametric coordinates.
vtkCell * GetEdge(int edgeId) override
Return the edge cell from the edgeId of the cell.
double * GetParametricCoords() override
Return a contiguous array of parametric coordinates of the points defining this cell.
static void InterpolationFunctions(double pcoords[3], double weights[4])
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.
void GetEdgePoints(int edgeId, int *&pts) override
See vtkCell3D API for description of these methods.
void Derivatives(int subId, double pcoords[3], double *values, int dim, double *derivs) override
Compute derivatives given cell subId and parametric coordinates.
~vtkTetra() override
void GetFacePoints(int faceId, int *&pts) override
Get the list of vertices that define a face.
int GetNumberOfEdges() override
Return the number of edges in the cell.
Definition: vtkTetra.h:67
static int * GetFaceArray(int faceId)
int Triangulate(int index, vtkIdList *ptIds, vtkPoints *pts) override
Generate simplices of proper dimension.
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...
static void InterpolationDerivs(double pcoords[3], double derivs[12])
int GetNumberOfFaces() override
Return the number of faces in the cell.
Definition: vtkTetra.h:68
static vtkTetra * New()
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.
vtkCell * GetFace(int faceId) override
Return the face cell from the faceId of the cell.
int GetCellType() override
See the vtkCell API for descriptions of these methods.
Definition: vtkTetra.h:66
a cell that represents a triangle
Definition: vtkTriangle.h:42
dataset represents arbitrary combinations of all possible cell types
@ value
Definition: vtkX3D.h:220
@ center
Definition: vtkX3D.h:230
@ index
Definition: vtkX3D.h:246
@ VTK_TETRA
Definition: vtkCellType.h:55
int vtkIdType
Definition: vtkType.h:287