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MxWedgeCellExtract.h
1/*=======================================================================
2 *** THE CONTENT OF THIS WORK IS PROPRIETARY TO FEI S.A.S, (FEI S.A.S.), ***
3 *** AND IS DISTRIBUTED UNDER A LICENSE AGREEMENT. ***
4 *** ***
5 *** REPRODUCTION, DISCLOSURE, OR USE, IN WHOLE OR IN PART, OTHER THAN AS ***
6 *** SPECIFIED IN THE LICENSE ARE NOT TO BE UNDERTAKEN EXCEPT WITH PRIOR ***
7 *** WRITTEN AUTHORIZATION OF FEI S.A.S. ***
8 *** ***
9 *** RESTRICTED RIGHTS LEGEND ***
10 *** USE, DUPLICATION, OR DISCLOSURE BY THE GOVERNMENT OF THE CONTENT OF THIS ***
11 *** WORK OR RELATED DOCUMENTATION IS SUBJECT TO RESTRICTIONS AS SET FORTH IN ***
12 *** SUBPARAGRAPH (C)(1) OF THE COMMERCIAL COMPUTER SOFTWARE RESTRICTED RIGHT ***
13 *** CLAUSE AT FAR 52.227-19 OR SUBPARAGRAPH (C)(1)(II) OF THE RIGHTS IN ***
14 *** TECHNICAL DATA AND COMPUTER SOFTWARE CLAUSE AT DFARS 52.227-7013. ***
15 *** ***
16 *** COPYRIGHT (C) 1996-2017 BY FEI S.A.S, ***
17 *** BORDEAUX, FRANCE ***
18 *** ALL RIGHTS RESERVED ***
19**=======================================================================*/
20/*=======================================================================
21** Author : VSG (MMM YYYY)
22**=======================================================================*/
23#ifndef _MxWedgeCellExtract_h
24#define _MxWedgeCellExtract_h
25
26#include <MeshVizXLM/mesh/geometry/MiGeometryI.h>
27
28#include <Inventor/STL/vector>
29#include <Inventor/STL/utility>
30
31class MxTabOfMarchingCase;
32class MiVolumeCell;
33
59class MESHVIZXLM_EXTR_API MxWedgeCellExtract
60{
61public:
62
68 static void getIsosurfTopology(unsigned char caseId, std::vector< std::pair<size_t,size_t> >& edgeList );
69
83 static MbVec3d getIsoParametricCoord(const MiGeometryI& meshGeometry, const MiVolumeCell* wedgeCell, const MbVec3d &point);
84
90 static MbVec3d getIsoParametricCoord(size_t nodeIndex)
91 {
92 return MbVec3d(s_nodesIsoParametricCoords[nodeIndex]);
93 }
94
114 static void getWeight(const MiGeometryI& meshGeometry, const MiVolumeCell* wedgeCell, const MbVec3d &point, std::vector<double>& weights)
115 {
116 MbVec3d ipcoord = getIsoParametricCoord(meshGeometry,wedgeCell,point);
117 getWeight(ipcoord,weights);
118 }
119
132 static void getWeight(const MbVec3d &ipcoord, std::vector<double>& weights)
133 {
134 double um, tm;
135
136 um = 1. - ipcoord[0] - ipcoord[1];
137 tm = 1. - ipcoord[2];
138
139 weights[0] = um * tm;
140 weights[1] = ipcoord[0] * tm;
141 weights[2] = ipcoord[1] * tm;
142
143 weights[3] = um * ipcoord[2];
144 weights[4] = ipcoord[0] * ipcoord[2];
145 weights[5] = ipcoord[1] * ipcoord[2];
146 }
147
159 static void getDerivs(const MbVec3d &ipcoord, std::vector<double>& derivs);
160
174 static bool isPointInsideCell(const MiGeometryI& meshGeometry, const MiVolumeCell* wedgeCell, const MbVec3d &point, std::vector<double>& weights)
175 {
176 MbVec3d pcoord = getIsoParametricCoord(meshGeometry,wedgeCell,point);
177 bool inside = ( -1.E-5 < pcoord[0] && pcoord[0] < 1 + 1.E-5 &&
178 -1.E-5 < pcoord[1] && pcoord[1] < 1 + 1.E-5 &&
179 -1.E-5 < pcoord[2] && pcoord[2] < 1 + 1.E-5 &&
180 -1.E-5 < (pcoord[0]+pcoord[1]) && (pcoord[0]+pcoord[1]) < 1 + 1.E-5);
181 if (inside)
182 getWeight(pcoord,weights);
183 return inside;
184 }
185
189 static double getVolume(const MiGeometryI& meshGeometry, const MiVolumeCell* wedgeCell);
190
194 static MbVec3d getFacetNormal(size_t facet, const MiGeometryI& meshGeometry, const MiVolumeCell* wedgeCell);
195
199 static double getLongestEdgeLength(const MiGeometryI& meshGeometry, const MiVolumeCell* cell);
200
204 static double getShortestEdgeLength(const MiGeometryI& meshGeometry, const MiVolumeCell* cell);
205
206private:
207
208 static bool initClass();
209 static void exitClass();
210
211 static void initMarchingCase0();
212 static void initMarchingCase1();
213 static void initMarchingCase2();
214 static void initMarchingCase3();
215 static void initMarchingCase4();
216 static void initMarchingCase5();
217 static void initMarchingCase6();
218 static void initMarchingCase7();
219 static void initMarchingCase8();
220 static void initMarchingCase9();
221
222 static bool s_isInit;
223 static MxTabOfMarchingCase* s_tabOfMarchingWedge;
224 static double s_nodesIsoParametricCoords[6][3];
225};
226
227#endif
228
<a href="IconLegend.html"><img src="extMV.gif" alt="MeshViz" border="0"></a> Generic geometry interfa...
Definition MiGeometryI.h:39
<a href="IconLegend.html"><img src="extMV.gif" alt="MeshViz" border="0"></a> Defines an abstract cell...
<a href="IconLegend.html"><img src="extMV.gif" alt="MeshViz" border="0"></a> Utility class for wedge ...
static void getDerivs(const MbVec3d &ipcoord, std::vector< double > &derivs)
Gets the value of the derivatives of the shape functions (aka weights) at the point given by its iso ...
static double getVolume(const MiGeometryI &meshGeometry, const MiVolumeCell *wedgeCell)
Gets the volume of a wedge cell.
static double getShortestEdgeLength(const MiGeometryI &meshGeometry, const MiVolumeCell *cell)
Gets the shortest edge of a wedge cell.
static MbVec3d getIsoParametricCoord(const MiGeometryI &meshGeometry, const MiVolumeCell *wedgeCell, const MbVec3d &point)
Computes the iso parametric coordinates of the given point in the given cell with the given geometry.
static double getLongestEdgeLength(const MiGeometryI &meshGeometry, const MiVolumeCell *cell)
Gets the longest edge of a wedge cell.
static MbVec3d getIsoParametricCoord(size_t nodeIndex)
Returns the iso parametric coordinates of one of the 6 nodes of a wedge cell.
static void getWeight(const MiGeometryI &meshGeometry, const MiVolumeCell *wedgeCell, const MbVec3d &point, std::vector< double > &weights)
Gets the weights in the given cell of the given point.
static bool isPointInsideCell(const MiGeometryI &meshGeometry, const MiVolumeCell *wedgeCell, const MbVec3d &point, std::vector< double > &weights)
Checks if a point is inside or outside a wedge cell.
static void getWeight(const MbVec3d &ipcoord, std::vector< double > &weights)
Gets the weights of a point defined by its iso parametric coordinates.
static void getIsosurfTopology(unsigned char caseId, std::vector< std::pair< size_t, size_t > > &edgeList)
Returns the isosurface topology of the associated caseId.
static MbVec3d getFacetNormal(size_t facet, const MiGeometryI &meshGeometry, const MiVolumeCell *wedgeCell)
Gets the facet normal of a wedge cell.
MbVec3< double > MbVec3d
Vector of 3 double coordinates.
Definition MbVec3.h:532