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[modules/smesh.git] / src / SMDS / SMDS_Mesh.hxx
1 // Copyright (C) 2007-2015  CEA/DEN, EDF R&D, OPEN CASCADE
2 //
3 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
4 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
5 //
6 // This library is free software; you can redistribute it and/or
7 // modify it under the terms of the GNU Lesser General Public
8 // License as published by the Free Software Foundation; either
9 // version 2.1 of the License, or (at your option) any later version.
10 //
11 // This library is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 // Lesser General Public License for more details.
15 //
16 // You should have received a copy of the GNU Lesser General Public
17 // License along with this library; if not, write to the Free Software
18 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
19 //
20 // See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
21 //
22
23 //  SMESH SMDS : implementaion of Salome mesh data structure
24 //  File   : SMDS_Mesh.hxx
25 //  Module : SMESH
26 //
27 #ifndef _SMDS_Mesh_HeaderFile
28 #define _SMDS_Mesh_HeaderFile
29
30 #include "SMESH_SMDS.hxx"
31
32 #include "SMDS_MeshNode.hxx"
33 #include "SMDS_MeshCell.hxx"
34 #include "SMDS_Mesh0DElement.hxx"
35 #include "SMDS_MeshEdge.hxx"
36 #include "SMDS_MeshFace.hxx"
37 #include "SMDS_MeshVolume.hxx"
38 #include "SMDS_MeshNodeIDFactory.hxx"
39 #include "SMDS_MeshElementIDFactory.hxx"
40 #include "SMDS_MeshInfo.hxx"
41 #include "SMDS_ElemIterator.hxx"
42 #include "SMDS_VolumeOfNodes.hxx"
43 #include "SMDS_VtkEdge.hxx"
44 #include "SMDS_VtkFace.hxx"
45 #include "SMDS_VtkVolume.hxx"
46 #include "ObjectPool.hxx"
47 #include "SMDS_UnstructuredGrid.hxx"
48 #include "SMDS_BallElement.hxx"
49
50 #include <boost/shared_ptr.hpp>
51 #include <set>
52 #include <list>
53 #include <vector>
54 #include <vtkSystemIncludes.h>
55 #include <cassert>
56
57 #include "Utils_SALOME_Exception.hxx"
58
59 #define MYASSERT(val) if (!(val)) throw SALOME_Exception(LOCALIZED("assertion not verified"));
60
61 class SMDS_EXPORT SMDS_Mesh : public SMDS_MeshObject
62 {
63 public:
64   friend class SMDS_MeshIDFactory;
65   friend class SMDS_MeshNodeIDFactory;
66   friend class SMDS_MeshElementIDFactory;
67   friend class SMDS_MeshVolumeVtkNodes;
68   friend class SMDS_MeshNode;
69
70   SMDS_Mesh();
71   
72   //! to retreive this SMDS_Mesh instance from its elements (index stored in SMDS_Elements)
73   static std::vector<SMDS_Mesh*> _meshList;
74
75   //! actual nodes coordinates, cells definition and reverse connectivity are stored in a vtkUnstructuredGrid
76   inline SMDS_UnstructuredGrid* getGrid() {return myGrid; }
77   inline int getMeshId() {return myMeshId; }
78
79   virtual SMDS_NodeIteratorPtr   nodesIterator     (bool idInceasingOrder=false) const;
80   virtual SMDS_EdgeIteratorPtr   edgesIterator     (bool idInceasingOrder=false) const;
81   virtual SMDS_FaceIteratorPtr   facesIterator     (bool idInceasingOrder=false) const;
82   virtual SMDS_VolumeIteratorPtr volumesIterator   (bool idInceasingOrder=false) const;
83
84   virtual SMDS_ElemIteratorPtr elementsIterator(SMDSAbs_ElementType type=SMDSAbs_All) const;
85   virtual SMDS_ElemIteratorPtr elementGeomIterator(SMDSAbs_GeometryType type) const;
86   virtual SMDS_ElemIteratorPtr elementEntityIterator(SMDSAbs_EntityType type) const;
87
88   SMDSAbs_ElementType GetElementType( const int id, const bool iselem ) const;
89
90   SMDS_Mesh *AddSubMesh();
91
92   virtual SMDS_MeshNode* AddNodeWithID(double x, double y, double z, int ID);
93   virtual SMDS_MeshNode* AddNode      (double x, double y, double z);
94
95   virtual SMDS_Mesh0DElement* Add0DElementWithID(int n,                   int ID);
96   virtual SMDS_Mesh0DElement* Add0DElementWithID(const SMDS_MeshNode * n, int ID);
97   virtual SMDS_Mesh0DElement* Add0DElement      (const SMDS_MeshNode * n);
98
99   virtual SMDS_BallElement* AddBallWithID(int n,                   double diameter, int ID);
100   virtual SMDS_BallElement* AddBallWithID(const SMDS_MeshNode * n, double diameter, int ID);
101   virtual SMDS_BallElement* AddBall      (const SMDS_MeshNode * n, double diameter);
102
103   virtual SMDS_MeshEdge* AddEdgeWithID(int n1, int n2, int ID);
104   virtual SMDS_MeshEdge* AddEdgeWithID(const SMDS_MeshNode * n1,
105                                        const SMDS_MeshNode * n2,
106                                        int ID);
107   virtual SMDS_MeshEdge* AddEdge(const SMDS_MeshNode * n1,
108                                  const SMDS_MeshNode * n2);
109
110   // 2d order edge with 3 nodes: n12 - node between n1 and n2
111   virtual SMDS_MeshEdge* AddEdgeWithID(int n1, int n2, int n12, int ID);
112   virtual SMDS_MeshEdge* AddEdgeWithID(const SMDS_MeshNode * n1,
113                                        const SMDS_MeshNode * n2,
114                                        const SMDS_MeshNode * n12,
115                                        int ID);
116   virtual SMDS_MeshEdge* AddEdge(const SMDS_MeshNode * n1,
117                                  const SMDS_MeshNode * n2,
118                                  const SMDS_MeshNode * n12);
119
120   virtual SMDS_MeshFace* AddFaceWithID(int n1, int n2, int n3, int ID);
121   virtual SMDS_MeshFace* AddFaceWithID(const SMDS_MeshNode * n1,
122                                        const SMDS_MeshNode * n2,
123                                        const SMDS_MeshNode * n3,
124                                        int ID);
125   virtual SMDS_MeshFace* AddFace(const SMDS_MeshNode * n1,
126                                  const SMDS_MeshNode * n2,
127                                  const SMDS_MeshNode * n3);
128
129   virtual SMDS_MeshFace* AddFaceWithID(int n1, int n2, int n3, int n4, int ID);
130   virtual SMDS_MeshFace* AddFaceWithID(const SMDS_MeshNode * n1,
131                                        const SMDS_MeshNode * n2,
132                                        const SMDS_MeshNode * n3,
133                                        const SMDS_MeshNode * n4,
134                                        int ID);
135   virtual SMDS_MeshFace* AddFace(const SMDS_MeshNode * n1,
136                                  const SMDS_MeshNode * n2,
137                                  const SMDS_MeshNode * n3,
138                                  const SMDS_MeshNode * n4);
139
140   virtual SMDS_MeshFace* AddFaceWithID(const SMDS_MeshEdge * e1,
141                                        const SMDS_MeshEdge * e2,
142                                        const SMDS_MeshEdge * e3, int ID);
143   virtual SMDS_MeshFace* AddFace(const SMDS_MeshEdge * e1,
144                                  const SMDS_MeshEdge * e2,
145                                  const SMDS_MeshEdge * e3);
146
147   virtual SMDS_MeshFace* AddFaceWithID(const SMDS_MeshEdge * e1,
148                                        const SMDS_MeshEdge * e2,
149                                        const SMDS_MeshEdge * e3,
150                                        const SMDS_MeshEdge * e4, int ID);
151   virtual SMDS_MeshFace* AddFace(const SMDS_MeshEdge * e1,
152                                  const SMDS_MeshEdge * e2,
153                                  const SMDS_MeshEdge * e3,
154                                  const SMDS_MeshEdge * e4);
155
156   // 2d order triangle of 6 nodes
157   virtual SMDS_MeshFace* AddFaceWithID(int n1, int n2, int n3,
158                                        int n12,int n23,int n31, int ID);
159   virtual SMDS_MeshFace* AddFaceWithID(const SMDS_MeshNode * n1,
160                                        const SMDS_MeshNode * n2,
161                                        const SMDS_MeshNode * n3,
162                                        const SMDS_MeshNode * n12,
163                                        const SMDS_MeshNode * n23,
164                                        const SMDS_MeshNode * n31,
165                                        int ID);
166   virtual SMDS_MeshFace* AddFace(const SMDS_MeshNode * n1,
167                                  const SMDS_MeshNode * n2,
168                                  const SMDS_MeshNode * n3,
169                                  const SMDS_MeshNode * n12,
170                                  const SMDS_MeshNode * n23,
171                                  const SMDS_MeshNode * n31);
172
173   // 2d order triangle of 7 nodes
174   virtual SMDS_MeshFace* AddFaceWithID(int n1, int n2, int n3,
175                                        int n12,int n23,int n31, int nCenter, int ID);
176   virtual SMDS_MeshFace* AddFaceWithID(const SMDS_MeshNode * n1,
177                                        const SMDS_MeshNode * n2,
178                                        const SMDS_MeshNode * n3,
179                                        const SMDS_MeshNode * n12,
180                                        const SMDS_MeshNode * n23,
181                                        const SMDS_MeshNode * n31,
182                                        const SMDS_MeshNode * nCenter,
183                                        int ID);
184   virtual SMDS_MeshFace* AddFace(const SMDS_MeshNode * n1,
185                                  const SMDS_MeshNode * n2,
186                                  const SMDS_MeshNode * n3,
187                                  const SMDS_MeshNode * n12,
188                                  const SMDS_MeshNode * n23,
189                                  const SMDS_MeshNode * n31,
190                                  const SMDS_MeshNode * nCenter);
191
192   // 2d order quadrangle
193   virtual SMDS_MeshFace* AddFaceWithID(int n1, int n2, int n3, int n4,
194                                        int n12,int n23,int n34,int n41, int ID);
195   virtual SMDS_MeshFace* AddFaceWithID(const SMDS_MeshNode * n1,
196                                        const SMDS_MeshNode * n2,
197                                        const SMDS_MeshNode * n3,
198                                        const SMDS_MeshNode * n4,
199                                        const SMDS_MeshNode * n12,
200                                        const SMDS_MeshNode * n23,
201                                        const SMDS_MeshNode * n34,
202                                        const SMDS_MeshNode * n41,
203                                        int ID);
204   virtual SMDS_MeshFace* AddFace(const SMDS_MeshNode * n1,
205                                  const SMDS_MeshNode * n2,
206                                  const SMDS_MeshNode * n3,
207                                  const SMDS_MeshNode * n4,
208                                  const SMDS_MeshNode * n12,
209                                  const SMDS_MeshNode * n23,
210                                  const SMDS_MeshNode * n34,
211                                  const SMDS_MeshNode * n41);
212
213   virtual SMDS_MeshFace* AddFaceWithID(int n1, int n2, int n3, int n4,
214                                        int n12,int n23,int n34,int n41, int nCenter, int ID);
215   virtual SMDS_MeshFace* AddFaceWithID(const SMDS_MeshNode * n1,
216                                        const SMDS_MeshNode * n2,
217                                        const SMDS_MeshNode * n3,
218                                        const SMDS_MeshNode * n4,
219                                        const SMDS_MeshNode * n12,
220                                        const SMDS_MeshNode * n23,
221                                        const SMDS_MeshNode * n34,
222                                        const SMDS_MeshNode * n41,
223                                        const SMDS_MeshNode * nCenter,
224                                        int ID);
225   virtual SMDS_MeshFace* AddFace(const SMDS_MeshNode * n1,
226                                  const SMDS_MeshNode * n2,
227                                  const SMDS_MeshNode * n3,
228                                  const SMDS_MeshNode * n4,
229                                  const SMDS_MeshNode * n12,
230                                  const SMDS_MeshNode * n23,
231                                  const SMDS_MeshNode * n34,
232                                  const SMDS_MeshNode * n41,
233                                  const SMDS_MeshNode * nCenter);
234
235   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4, int ID);
236   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
237                                            const SMDS_MeshNode * n2,
238                                            const SMDS_MeshNode * n3,
239                                            const SMDS_MeshNode * n4,
240                                            int ID);
241   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
242                                      const SMDS_MeshNode * n2,
243                                      const SMDS_MeshNode * n3,
244                                      const SMDS_MeshNode * n4);
245
246   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4,
247                                            int n5, int ID);
248   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
249                                            const SMDS_MeshNode * n2,
250                                            const SMDS_MeshNode * n3,
251                                            const SMDS_MeshNode * n4,
252                                            const SMDS_MeshNode * n5,
253                                            int ID);
254   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
255                                      const SMDS_MeshNode * n2,
256                                      const SMDS_MeshNode * n3,
257                                      const SMDS_MeshNode * n4,
258                                      const SMDS_MeshNode * n5);
259
260   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4,
261                                            int n5, int n6, int ID);
262   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
263                                            const SMDS_MeshNode * n2,
264                                            const SMDS_MeshNode * n3,
265                                            const SMDS_MeshNode * n4,
266                                            const SMDS_MeshNode * n5,
267                                            const SMDS_MeshNode * n6,
268                                            int ID);
269   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
270                                      const SMDS_MeshNode * n2,
271                                      const SMDS_MeshNode * n3,
272                                      const SMDS_MeshNode * n4,
273                                      const SMDS_MeshNode * n5,
274                                      const SMDS_MeshNode * n6);
275
276   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4,
277                                            int n5, int n6, int n7, int n8, int ID);
278   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
279                                            const SMDS_MeshNode * n2,
280                                            const SMDS_MeshNode * n3,
281                                            const SMDS_MeshNode * n4,
282                                            const SMDS_MeshNode * n5,
283                                            const SMDS_MeshNode * n6,
284                                            const SMDS_MeshNode * n7,
285                                            const SMDS_MeshNode * n8,
286                                            int ID);
287   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
288                                      const SMDS_MeshNode * n2,
289                                      const SMDS_MeshNode * n3,
290                                      const SMDS_MeshNode * n4,
291                                      const SMDS_MeshNode * n5,
292                                      const SMDS_MeshNode * n6,
293                                      const SMDS_MeshNode * n7,
294                                      const SMDS_MeshNode * n8);
295
296   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshFace * f1,
297                                            const SMDS_MeshFace * f2,
298                                            const SMDS_MeshFace * f3,
299                                            const SMDS_MeshFace * f4, int ID);
300   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshFace * f1,
301                                      const SMDS_MeshFace * f2,
302                                      const SMDS_MeshFace * f3,
303                                      const SMDS_MeshFace * f4);
304
305   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshFace * f1,
306                                            const SMDS_MeshFace * f2,
307                                            const SMDS_MeshFace * f3,
308                                            const SMDS_MeshFace * f4,
309                                            const SMDS_MeshFace * f5, int ID);
310   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshFace * f1,
311                                      const SMDS_MeshFace * f2,
312                                      const SMDS_MeshFace * f3,
313                                      const SMDS_MeshFace * f4,
314                                      const SMDS_MeshFace * f5);
315
316   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshFace * f1,
317                                            const SMDS_MeshFace * f2,
318                                            const SMDS_MeshFace * f3,
319                                            const SMDS_MeshFace * f4,
320                                            const SMDS_MeshFace * f5,
321                                            const SMDS_MeshFace * f6, int ID);
322   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshFace * f1,
323                                      const SMDS_MeshFace * f2,
324                                      const SMDS_MeshFace * f3,
325                                      const SMDS_MeshFace * f4,
326                                      const SMDS_MeshFace * f5,
327                                      const SMDS_MeshFace * f6);
328
329   // hexagonal prism
330   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4, int n5, int n6,
331                                            int n7, int n8, int n9, int n10, int n11, int n12,
332                                            int ID);
333   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
334                                            const SMDS_MeshNode * n2,
335                                            const SMDS_MeshNode * n3,
336                                            const SMDS_MeshNode * n4,
337                                            const SMDS_MeshNode * n5,
338                                            const SMDS_MeshNode * n6,
339                                            const SMDS_MeshNode * n7,
340                                            const SMDS_MeshNode * n8,
341                                            const SMDS_MeshNode * n9,
342                                            const SMDS_MeshNode * n10,
343                                            const SMDS_MeshNode * n11,
344                                            const SMDS_MeshNode * n12,
345                                            int ID);
346   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
347                                      const SMDS_MeshNode * n2,
348                                      const SMDS_MeshNode * n3,
349                                      const SMDS_MeshNode * n4,
350                                      const SMDS_MeshNode * n5,
351                                      const SMDS_MeshNode * n6,
352                                      const SMDS_MeshNode * n7,
353                                      const SMDS_MeshNode * n8,
354                                      const SMDS_MeshNode * n9,
355                                      const SMDS_MeshNode * n10,
356                                      const SMDS_MeshNode * n11,
357                                      const SMDS_MeshNode * n12);
358
359   // 2d order tetrahedron of 10 nodes
360   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4,
361                                            int n12,int n23,int n31,
362                                            int n14,int n24,int n34, int ID);
363   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
364                                            const SMDS_MeshNode * n2,
365                                            const SMDS_MeshNode * n3,
366                                            const SMDS_MeshNode * n4,
367                                            const SMDS_MeshNode * n12,
368                                            const SMDS_MeshNode * n23,
369                                            const SMDS_MeshNode * n31,
370                                            const SMDS_MeshNode * n14,
371                                            const SMDS_MeshNode * n24,
372                                            const SMDS_MeshNode * n34,
373                                            int ID);
374   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
375                                      const SMDS_MeshNode * n2,
376                                      const SMDS_MeshNode * n3,
377                                      const SMDS_MeshNode * n4,
378                                      const SMDS_MeshNode * n12,
379                                      const SMDS_MeshNode * n23,
380                                      const SMDS_MeshNode * n31,
381                                      const SMDS_MeshNode * n14,
382                                      const SMDS_MeshNode * n24,
383                                      const SMDS_MeshNode * n34);
384
385   // 2d order pyramid of 13 nodes
386   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4, int n5,
387                                            int n12,int n23,int n34,int n41,
388                                            int n15,int n25,int n35,int n45,
389                                            int ID);
390   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
391                                            const SMDS_MeshNode * n2,
392                                            const SMDS_MeshNode * n3,
393                                            const SMDS_MeshNode * n4,
394                                            const SMDS_MeshNode * n5,
395                                            const SMDS_MeshNode * n12,
396                                            const SMDS_MeshNode * n23,
397                                            const SMDS_MeshNode * n34,
398                                            const SMDS_MeshNode * n41,
399                                            const SMDS_MeshNode * n15,
400                                            const SMDS_MeshNode * n25,
401                                            const SMDS_MeshNode * n35,
402                                            const SMDS_MeshNode * n45,
403                                            int ID);
404   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
405                                      const SMDS_MeshNode * n2,
406                                      const SMDS_MeshNode * n3,
407                                      const SMDS_MeshNode * n4,
408                                      const SMDS_MeshNode * n5,
409                                      const SMDS_MeshNode * n12,
410                                      const SMDS_MeshNode * n23,
411                                      const SMDS_MeshNode * n34,
412                                      const SMDS_MeshNode * n41,
413                                      const SMDS_MeshNode * n15,
414                                      const SMDS_MeshNode * n25,
415                                      const SMDS_MeshNode * n35,
416                                      const SMDS_MeshNode * n45);
417
418   // 2d order Pentahedron with 15 nodes
419   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3,
420                                            int n4, int n5, int n6,
421                                            int n12,int n23,int n31,
422                                            int n45,int n56,int n64,
423                                            int n14,int n25,int n36,
424                                            int ID);
425   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
426                                            const SMDS_MeshNode * n2,
427                                            const SMDS_MeshNode * n3,
428                                            const SMDS_MeshNode * n4,
429                                            const SMDS_MeshNode * n5,
430                                            const SMDS_MeshNode * n6,
431                                            const SMDS_MeshNode * n12,
432                                            const SMDS_MeshNode * n23,
433                                            const SMDS_MeshNode * n31,
434                                            const SMDS_MeshNode * n45,
435                                            const SMDS_MeshNode * n56,
436                                            const SMDS_MeshNode * n64,
437                                            const SMDS_MeshNode * n14,
438                                            const SMDS_MeshNode * n25,
439                                            const SMDS_MeshNode * n36,
440                                            int ID);
441   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
442                                      const SMDS_MeshNode * n2,
443                                      const SMDS_MeshNode * n3,
444                                      const SMDS_MeshNode * n4,
445                                      const SMDS_MeshNode * n5,
446                                      const SMDS_MeshNode * n6,
447                                      const SMDS_MeshNode * n12,
448                                      const SMDS_MeshNode * n23,
449                                      const SMDS_MeshNode * n31,
450                                      const SMDS_MeshNode * n45,
451                                      const SMDS_MeshNode * n56,
452                                      const SMDS_MeshNode * n64,
453                                      const SMDS_MeshNode * n14,
454                                      const SMDS_MeshNode * n25,
455                                      const SMDS_MeshNode * n36);
456
457   // 2d oreder Hexahedrons with 20 nodes
458   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4,
459                                            int n5, int n6, int n7, int n8,
460                                            int n12,int n23,int n34,int n41,
461                                            int n56,int n67,int n78,int n85,
462                                            int n15,int n26,int n37,int n48,
463                                            int ID);
464   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
465                                            const SMDS_MeshNode * n2,
466                                            const SMDS_MeshNode * n3,
467                                            const SMDS_MeshNode * n4,
468                                            const SMDS_MeshNode * n5,
469                                            const SMDS_MeshNode * n6,
470                                            const SMDS_MeshNode * n7,
471                                            const SMDS_MeshNode * n8,
472                                            const SMDS_MeshNode * n12,
473                                            const SMDS_MeshNode * n23,
474                                            const SMDS_MeshNode * n34,
475                                            const SMDS_MeshNode * n41,
476                                            const SMDS_MeshNode * n56,
477                                            const SMDS_MeshNode * n67,
478                                            const SMDS_MeshNode * n78,
479                                            const SMDS_MeshNode * n85,
480                                            const SMDS_MeshNode * n15,
481                                            const SMDS_MeshNode * n26,
482                                            const SMDS_MeshNode * n37,
483                                            const SMDS_MeshNode * n48,
484                                            int ID);
485   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
486                                      const SMDS_MeshNode * n2,
487                                      const SMDS_MeshNode * n3,
488                                      const SMDS_MeshNode * n4,
489                                      const SMDS_MeshNode * n5,
490                                      const SMDS_MeshNode * n6,
491                                      const SMDS_MeshNode * n7,
492                                      const SMDS_MeshNode * n8,
493                                      const SMDS_MeshNode * n12,
494                                      const SMDS_MeshNode * n23,
495                                      const SMDS_MeshNode * n34,
496                                      const SMDS_MeshNode * n41,
497                                      const SMDS_MeshNode * n56,
498                                      const SMDS_MeshNode * n67,
499                                      const SMDS_MeshNode * n78,
500                                      const SMDS_MeshNode * n85,
501                                      const SMDS_MeshNode * n15,
502                                      const SMDS_MeshNode * n26,
503                                      const SMDS_MeshNode * n37,
504                                      const SMDS_MeshNode * n48);
505
506   // 2d oreder Hexahedrons with 27 nodes
507   virtual SMDS_MeshVolume* AddVolumeWithID(int n1, int n2, int n3, int n4,
508                                            int n5, int n6, int n7, int n8,
509                                            int n12,int n23,int n34,int n41,
510                                            int n56,int n67,int n78,int n85,
511                                            int n15,int n26,int n37,int n48,
512                                            int n1234,int n1256,int n2367,int n3478,
513                                            int n1458,int n5678,int nCenter,
514                                            int ID);
515   virtual SMDS_MeshVolume* AddVolumeWithID(const SMDS_MeshNode * n1,
516                                            const SMDS_MeshNode * n2,
517                                            const SMDS_MeshNode * n3,
518                                            const SMDS_MeshNode * n4,
519                                            const SMDS_MeshNode * n5,
520                                            const SMDS_MeshNode * n6,
521                                            const SMDS_MeshNode * n7,
522                                            const SMDS_MeshNode * n8,
523                                            const SMDS_MeshNode * n12,
524                                            const SMDS_MeshNode * n23,
525                                            const SMDS_MeshNode * n34,
526                                            const SMDS_MeshNode * n41,
527                                            const SMDS_MeshNode * n56,
528                                            const SMDS_MeshNode * n67,
529                                            const SMDS_MeshNode * n78,
530                                            const SMDS_MeshNode * n85,
531                                            const SMDS_MeshNode * n15,
532                                            const SMDS_MeshNode * n26,
533                                            const SMDS_MeshNode * n37,
534                                            const SMDS_MeshNode * n48,
535                                            const SMDS_MeshNode * n1234,
536                                            const SMDS_MeshNode * n1256,
537                                            const SMDS_MeshNode * n2367,
538                                            const SMDS_MeshNode * n3478,
539                                            const SMDS_MeshNode * n1458,
540                                            const SMDS_MeshNode * n5678,
541                                            const SMDS_MeshNode * nCenter,
542                                            int ID);
543   virtual SMDS_MeshVolume* AddVolume(const SMDS_MeshNode * n1,
544                                      const SMDS_MeshNode * n2,
545                                      const SMDS_MeshNode * n3,
546                                      const SMDS_MeshNode * n4,
547                                      const SMDS_MeshNode * n5,
548                                      const SMDS_MeshNode * n6,
549                                      const SMDS_MeshNode * n7,
550                                      const SMDS_MeshNode * n8,
551                                      const SMDS_MeshNode * n12,
552                                      const SMDS_MeshNode * n23,
553                                      const SMDS_MeshNode * n34,
554                                      const SMDS_MeshNode * n41,
555                                      const SMDS_MeshNode * n56,
556                                      const SMDS_MeshNode * n67,
557                                      const SMDS_MeshNode * n78,
558                                      const SMDS_MeshNode * n85,
559                                      const SMDS_MeshNode * n15,
560                                      const SMDS_MeshNode * n26,
561                                      const SMDS_MeshNode * n37,
562                                      const SMDS_MeshNode * n48,
563                                      const SMDS_MeshNode * n1234,
564                                      const SMDS_MeshNode * n1256,
565                                      const SMDS_MeshNode * n2367,
566                                      const SMDS_MeshNode * n3478,
567                                      const SMDS_MeshNode * n1458,
568                                      const SMDS_MeshNode * n5678,
569                                      const SMDS_MeshNode * nCenter);
570
571   virtual SMDS_MeshFace* AddPolygonalFaceWithID (const std::vector<int> & nodes_ids,
572                                                  const int                ID);
573
574   virtual SMDS_MeshFace* AddPolygonalFaceWithID (const std::vector<const SMDS_MeshNode*> & nodes,
575                                                  const int                                 ID);
576
577   virtual SMDS_MeshFace* AddPolygonalFace (const std::vector<const SMDS_MeshNode*> & nodes);
578
579   virtual SMDS_MeshFace* AddQuadPolygonalFaceWithID(const std::vector<int> & nodes_ids,
580                                                     const int                ID);
581
582   virtual SMDS_MeshFace* AddQuadPolygonalFaceWithID(const std::vector<const SMDS_MeshNode*> & nodes,
583                                                     const int                                 ID);
584
585   virtual SMDS_MeshFace* AddQuadPolygonalFace(const std::vector<const SMDS_MeshNode*> & nodes);
586
587   virtual SMDS_MeshVolume* AddPolyhedralVolumeWithID
588     (const std::vector<int> & nodes_ids,
589      const std::vector<int> & quantities,
590      const int                ID);
591
592   virtual SMDS_MeshVolume* AddPolyhedralVolumeWithID
593     (const std::vector<const SMDS_MeshNode*> & nodes,
594      const std::vector<int>                  & quantities,
595                             const int                                 ID);
596
597   virtual SMDS_MeshVolume* AddPolyhedralVolume
598                            (const std::vector<const SMDS_MeshNode*> & nodes,
599                             const std::vector<int>                  & quantities);
600
601   virtual SMDS_MeshVolume* AddVolumeFromVtkIds(const std::vector<vtkIdType>& vtkNodeIds);
602
603   virtual SMDS_MeshVolume* AddVolumeFromVtkIdsWithID(const std::vector<vtkIdType>& vtkNodeIds,
604                                                      const int ID);
605
606   virtual SMDS_MeshFace* AddFaceFromVtkIds(const std::vector<vtkIdType>& vtkNodeIds);
607
608   virtual SMDS_MeshFace* AddFaceFromVtkIdsWithID(const std::vector<vtkIdType>& vtkNodeIds,
609                                                      const int ID);
610   virtual void MoveNode(const SMDS_MeshNode *n, double x, double y, double z);
611
612   virtual void RemoveElement(const SMDS_MeshElement *        elem,
613                              std::list<const SMDS_MeshElement *>& removedElems,
614                              std::list<const SMDS_MeshElement *>& removedNodes,
615                              const bool                      removenodes = false);
616   virtual void RemoveElement(const SMDS_MeshElement * elem, bool removenodes = false);
617   virtual void RemoveNode(const SMDS_MeshNode * node);
618   virtual void Remove0DElement(const SMDS_Mesh0DElement * elem0d);
619   virtual void RemoveEdge(const SMDS_MeshEdge * edge);
620   virtual void RemoveFace(const SMDS_MeshFace * face);
621   virtual void RemoveVolume(const SMDS_MeshVolume * volume);
622
623   /*! Remove only the given element and only if it is free.
624    *  Method does not work for meshes with descendants.
625    *  Implemented for fast cleaning of meshes.
626    */
627   virtual void RemoveFreeElement(const SMDS_MeshElement * elem);
628
629   virtual void Clear();
630
631   virtual bool RemoveFromParent();
632   virtual bool RemoveSubMesh(const SMDS_Mesh * aMesh);
633
634   bool ChangeElementNodes(const SMDS_MeshElement * elem,
635                           const SMDS_MeshNode    * nodes[],
636                           const int                nbnodes);
637   bool ChangePolyhedronNodes(const SMDS_MeshElement *                 elem,
638                              const std::vector<const SMDS_MeshNode*>& nodes,
639                              const std::vector<int> &                 quantities);
640
641   virtual void Renumber (const bool isNodes, const int startID = 1, const int deltaID = 1);
642   // Renumber all nodes or elements.
643   virtual void compactMesh();
644
645   const SMDS_MeshNode *FindNode(int idnode) const;
646   const SMDS_MeshNode *FindNodeVtk(int idnode) const;
647   const SMDS_Mesh0DElement* Find0DElement(int idnode) const;
648   const SMDS_BallElement* FindBall(int idnode) const;
649   const SMDS_MeshEdge *FindEdge(int idnode1, int idnode2) const;
650   const SMDS_MeshEdge *FindEdge(int idnode1, int idnode2, int idnode3) const;
651   const SMDS_MeshFace *FindFace(int idnode1, int idnode2, int idnode3) const;
652   const SMDS_MeshFace *FindFace(int idnode1, int idnode2, int idnode3, int idnode4) const;
653   const SMDS_MeshFace *FindFace(int idnode1, int idnode2, int idnode3,
654                                 int idnode4, int idnode5, int idnode6) const;
655   const SMDS_MeshFace *FindFace(int idnode1, int idnode2, int idnode3, int idnode4,
656                                 int idnode5, int idnode6, int idnode7, int idnode8) const;
657   const SMDS_MeshElement *FindElement(int IDelem) const;
658   static const SMDS_Mesh0DElement* Find0DElement(const SMDS_MeshNode * n);
659   static const SMDS_BallElement* FindBall(const SMDS_MeshNode * n);
660   static const SMDS_MeshEdge* FindEdge(const SMDS_MeshNode * n1,
661                                        const SMDS_MeshNode * n2);
662   static const SMDS_MeshEdge* FindEdge(const SMDS_MeshNode * n1,
663                                        const SMDS_MeshNode * n2,
664                                        const SMDS_MeshNode * n3);
665   static const SMDS_MeshFace* FindFace(const SMDS_MeshNode *n1,
666                                        const SMDS_MeshNode *n2,
667                                        const SMDS_MeshNode *n3);
668   static const SMDS_MeshFace* FindFace(const SMDS_MeshNode *n1,
669                                        const SMDS_MeshNode *n2,
670                                        const SMDS_MeshNode *n3,
671                                        const SMDS_MeshNode *n4);
672   static const SMDS_MeshFace* FindFace(const SMDS_MeshNode *n1,
673                                        const SMDS_MeshNode *n2,
674                                        const SMDS_MeshNode *n3,
675                                        const SMDS_MeshNode *n4,
676                                        const SMDS_MeshNode *n5,
677                                        const SMDS_MeshNode *n6);
678   static const SMDS_MeshFace* FindFace(const SMDS_MeshNode *n1,
679                                        const SMDS_MeshNode *n2,
680                                        const SMDS_MeshNode *n3,
681                                        const SMDS_MeshNode *n4,
682                                        const SMDS_MeshNode *n5,
683                                        const SMDS_MeshNode *n6,
684                                        const SMDS_MeshNode *n7,
685                                        const SMDS_MeshNode *n8);
686
687   const SMDS_MeshFace *FindFace(const std::vector<int>& nodes_ids) const;
688   static const SMDS_MeshFace* FindFace(const std::vector<const SMDS_MeshNode *>& nodes);
689   static const SMDS_MeshElement* FindElement(const std::vector<const SMDS_MeshNode *>& nodes,
690                                              const SMDSAbs_ElementType                 type=SMDSAbs_All,
691                                              const bool                                noMedium=true);
692
693   /*!
694    * \brief Raise an exception if free memory (ram+swap) too low
695     * \param doNotRaise - if true, suppres exception, just return free memory size
696     * \retval int - amount of available memory in MB or negative number in failure case
697    */
698   static int CheckMemory(const bool doNotRaise=false) throw (std::bad_alloc);
699
700   int MaxNodeID() const;
701   int MinNodeID() const;
702   int MaxElementID() const;
703   int MinElementID() const;
704
705   const SMDS_MeshInfo& GetMeshInfo() const { return myInfo; }
706
707   virtual int NbNodes() const;
708   virtual int Nb0DElements() const;
709   virtual int NbBalls() const;
710   virtual int NbEdges() const;
711   virtual int NbFaces() const;
712   virtual int NbVolumes() const;
713   virtual int NbSubMesh() const;
714
715   void DumpNodes() const;
716   void Dump0DElements() const;
717   void DumpEdges() const;
718   void DumpFaces() const;
719   void DumpVolumes() const;
720   void DebugStats() const;
721
722   virtual ~SMDS_Mesh();
723
724   bool hasConstructionEdges();
725   bool hasConstructionFaces();
726   bool hasInverseElements();
727   void setConstructionEdges(bool);
728   void setConstructionFaces(bool);
729   void setInverseElements(bool);
730
731   /*!
732    * Checks if the element is present in mesh.
733    * Useful to determine dead pointers.
734    * Use this function for debug purpose only! Do not check in the code
735    * using it even in _DEBUG_ mode
736    */
737   bool Contains (const SMDS_MeshElement* elem) const;
738
739   typedef std::vector<SMDS_MeshNode *> SetOfNodes;
740   typedef std::vector<SMDS_MeshCell *> SetOfCells;
741
742   void updateNodeMinMax();
743   void updateBoundingBox();
744   double getMaxDim();
745   int fromVtkToSmds(int vtkid);
746
747   void incrementNodesCapacity(int nbNodes);
748   void incrementCellsCapacity(int nbCells);
749   void adjustStructure();
750   void dumpGrid(string ficdump="dumpGrid");
751   static int chunkSize;
752
753   //! low level modification: add, change or remove node or element
754   inline void setMyModified() { this->myModified = true; }
755
756   void Modified();
757   unsigned long GetMTime() const;
758   bool isCompacted();
759
760 protected:
761   SMDS_Mesh(SMDS_Mesh * parent);
762
763   SMDS_MeshFace * createTriangle(const SMDS_MeshNode * node1,
764                                  const SMDS_MeshNode * node2,
765                                  const SMDS_MeshNode * node3,
766                                  int ID);
767   SMDS_MeshFace * createQuadrangle(const SMDS_MeshNode * node1,
768                                    const SMDS_MeshNode * node2,
769                                    const SMDS_MeshNode * node3,
770                                    const SMDS_MeshNode * node4,
771                                    int ID);
772   SMDS_MeshEdge* FindEdgeOrCreate(const SMDS_MeshNode * n1,
773                                   const SMDS_MeshNode * n2);
774   SMDS_MeshFace* FindFaceOrCreate(const SMDS_MeshNode *n1,
775                                   const SMDS_MeshNode *n2,
776                                   const SMDS_MeshNode *n3);
777   SMDS_MeshFace* FindFaceOrCreate(const SMDS_MeshNode *n1,
778                                   const SMDS_MeshNode *n2,
779                                   const SMDS_MeshNode *n3,
780                                   const SMDS_MeshNode *n4);
781
782   bool registerElement(int ID, SMDS_MeshElement * element);
783
784   void addChildrenWithNodes(std::set<const SMDS_MeshElement*>& setOfChildren,
785                             const SMDS_MeshElement *           element,
786                             std::set<const SMDS_MeshElement*>& nodes);
787
788   inline void adjustmyCellsCapacity(int ID)
789   {
790     assert(ID >= 0);
791     myElementIDFactory->adjustMaxId(ID);
792     if (ID >= myCells.size())
793       myCells.resize(ID+SMDS_Mesh::chunkSize,0);
794   }
795
796   inline void adjustBoundingBox(double x, double y, double z)
797   {
798     if (x > xmax) xmax = x;
799     else if (x < xmin) xmin = x;
800     if (y > ymax) ymax = y;
801     else if (y < ymin) ymin = y;
802     if (z > zmax) zmax = z;
803     else if (z < zmin) zmin = z;
804   }
805
806   // Fields PRIVATE
807
808   //! index of this SMDS_mesh in the static vector<SMDS_Mesh*> _meshList
809   int myMeshId;
810
811   //! actual nodes coordinates, cells definition and reverse connectivity are stored in a vtkUnstructuredGrid
812   SMDS_UnstructuredGrid*      myGrid;
813
814   //! Small objects like SMDS_MeshNode are allocated by chunks to limit memory costs of new
815   ObjectPool<SMDS_MeshNode>* myNodePool;
816
817   //! Small objects like SMDS_VtkVolume are allocated by chunks to limit memory costs of new
818   ObjectPool<SMDS_VtkVolume>*   myVolumePool;
819   ObjectPool<SMDS_VtkFace>*     myFacePool;
820   ObjectPool<SMDS_VtkEdge>*     myEdgePool;
821   ObjectPool<SMDS_BallElement>* myBallPool;
822
823   //! SMDS_MeshNodes refer to vtk nodes (vtk id = index in myNodes),store reference to this mesh, and sub-shape
824   SetOfNodes             myNodes;
825
826   //! SMDS_MeshCells refer to vtk cells (vtk id != index in myCells),store reference to this mesh, and sub-shape
827   SetOfCells             myCells;
828
829   //! a buffer to speed up elements addition by excluding some memory allocation
830   std::vector<vtkIdType> myNodeIds;
831
832   //! for cells only: index = ID in vtkUnstructuredGrid, value = ID for SMDS users
833   std::vector<int>       myCellIdVtkToSmds;
834
835   SMDS_Mesh *            myParent;
836   std::list<SMDS_Mesh *> myChildren;
837   SMDS_MeshNodeIDFactory *myNodeIDFactory;
838   SMDS_MeshElementIDFactory *myElementIDFactory;
839   SMDS_MeshInfo          myInfo;
840
841   //! use a counter to keep track of modifications
842   unsigned long myModifTime, myCompactTime;
843
844   int myNodeMin;
845   int myNodeMax;
846
847   bool myHasConstructionEdges;
848   bool myHasConstructionFaces;
849   bool myHasInverseElements;
850
851   //! any add, remove or change of node or cell
852   bool myModified;
853
854   double xmin;
855   double xmax;
856   double ymin;
857   double ymax;
858   double zmin;
859   double zmax;
860 };
861
862
863 #endif