src/DriverMED/DriverMED_W_SMESHDS_Mesh.cxx

   1 //  Copyright (C) 2007-2010  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.
  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 DriverMED : driver to read and write 'med' files
  24 //  File   : DriverMED_W_SMESHDS_Mesh.cxx
  25 //  Module : SMESH
  26 //
  27 #include <sstream>
  28
  29 #include "DriverMED_W_SMESHDS_Mesh.h"
  30 #include "DriverMED_W_SMDS_Mesh.h"
  31 #include "DriverMED_Family.h"
  32
  33 #include "SMESHDS_Mesh.hxx"
  34 #include "SMDS_MeshElement.hxx"
  35 #include "SMDS_MeshNode.hxx"
  36 #include "SMDS_PolyhedralVolumeOfNodes.hxx"
  37
  38 #include "utilities.h"
  39
  40 #include "MED_Utilities.hxx"
  41
  42 #define _EDF_NODE_IDS_
  43 //#define _ELEMENTS_BY_DIM_
  44
  45 using namespace std;
  46 using namespace MED;
  47
  48
  49 DriverMED_W_SMESHDS_Mesh::DriverMED_W_SMESHDS_Mesh():
  50   myAllSubMeshes (false),
  51   myDoGroupOfNodes (false),
  52   myDoGroupOfEdges (false),
  53   myDoGroupOfFaces (false),
  54   myDoGroupOfVolumes (false)
  55 {}
  56
  57 void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName,
  58                                        MED::EVersion theId)
  59 {
  60   myMed = CrWrapper(theFileName,theId);
  61   Driver_SMESHDS_Mesh::SetFile(theFileName);
  62 }
  63
  64 void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName)
  65 {
  66   return SetFile(theFileName,MED::eV2_2);
  67 }
  68
  69 string DriverMED_W_SMESHDS_Mesh::GetVersionString(const MED::EVersion theVersion, int theNbDigits)
  70 {
  71   TInt majeur, mineur, release;
  72   majeur =  mineur = release = 0;
  73   if ( theVersion == eV2_1 )
  74     MED::GetVersionRelease<eV2_1>(majeur, mineur, release);
  75   else
  76     MED::GetVersionRelease<eV2_2>(majeur, mineur, release);
  77   ostringstream name;
  78   if ( theNbDigits > 0 )
  79     name << majeur;
  80   if ( theNbDigits > 1 )
  81     name << "." << mineur;
  82   if ( theNbDigits > 2 )
  83     name << "." << release;
  84   return name.str();
  85 }
  86
  87 void DriverMED_W_SMESHDS_Mesh::SetMeshName(const std::string& theMeshName)
  88 {
  89   myMeshName = theMeshName;
  90 }
  91
  92 void DriverMED_W_SMESHDS_Mesh::AddGroup(SMESHDS_GroupBase* theGroup)
  93 {
  94   myGroups.push_back(theGroup);
  95 }
  96
  97 void DriverMED_W_SMESHDS_Mesh::AddAllSubMeshes()
  98 {
  99   myAllSubMeshes = true;
 100 }
 101
 102 void DriverMED_W_SMESHDS_Mesh::AddSubMesh(SMESHDS_SubMesh* theSubMesh, int theID)
 103 {
 104   mySubMeshes[theID] = theSubMesh;
 105 }
 106
 107 void DriverMED_W_SMESHDS_Mesh::AddGroupOfNodes()
 108 {
 109   myDoGroupOfNodes = true;
 110 }
 111
 112 void DriverMED_W_SMESHDS_Mesh::AddGroupOfEdges()
 113 {
 114   myDoGroupOfEdges = true;
 115 }
 116
 117 void DriverMED_W_SMESHDS_Mesh::AddGroupOfFaces()
 118 {
 119   myDoGroupOfFaces = true;
 120 }
 121
 122 void DriverMED_W_SMESHDS_Mesh::AddGroupOfVolumes()
 123 {
 124   myDoGroupOfVolumes = true;
 125 }
 126
 127 namespace{
 128   typedef double (SMDS_MeshNode::* TGetCoord)() const;
 129   typedef const char* TName;
 130   typedef const char* TUnit;
 131
 132   // name length in a mesh must be equal to 16 :
 133   //         1234567890123456
 134   TName M = "m               ";
 135   TName X = "x               ";
 136   TName Y = "y               ";
 137   TName Z = "z               ";
 138
 139   TUnit aUnit[3] = {M,M,M};
 140
 141   // 3 dim
 142   TGetCoord aXYZGetCoord[3] = {
 143     &SMDS_MeshNode::X,
 144     &SMDS_MeshNode::Y,
 145     &SMDS_MeshNode::Z
 146   };
 147   TName aXYZName[3] = {X,Y,Z};
 148
 149   // 2 dim
 150   TGetCoord aXYGetCoord[2] = {
 151     &SMDS_MeshNode::X,
 152     &SMDS_MeshNode::Y
 153   };
 154   TName aXYName[2] = {X,Y};
 155
 156   TGetCoord aYZGetCoord[2] = {
 157     &SMDS_MeshNode::Y,
 158     &SMDS_MeshNode::Z
 159   };
 160   TName aYZName[2] = {Y,Z};
 161
 162   TGetCoord aXZGetCoord[2] = {
 163     &SMDS_MeshNode::X,
 164     &SMDS_MeshNode::Z
 165   };
 166   TName aXZName[2] = {X,Z};
 167
 168   // 1 dim
 169   TGetCoord aXGetCoord[1] = {
 170     &SMDS_MeshNode::X
 171   };
 172   TName aXName[1] = {X};
 173
 174   TGetCoord aYGetCoord[1] = {
 175     &SMDS_MeshNode::Y
 176   };
 177   TName aYName[1] = {Y};
 178
 179   TGetCoord aZGetCoord[1] = {
 180     &SMDS_MeshNode::Z
 181   };
 182   TName aZName[1] = {Z};
 183
 184
 185   class TCoordHelper{
 186     SMDS_NodeIteratorPtr myNodeIter;
 187     const SMDS_MeshNode* myCurrentNode;
 188     TGetCoord* myGetCoord;
 189     TName* myName;
 190     TUnit* myUnit;
 191   public:
 192     TCoordHelper(const SMDS_NodeIteratorPtr& theNodeIter,
 193                  TGetCoord* theGetCoord,
 194                  TName* theName,
 195                  TUnit* theUnit = aUnit):
 196       myNodeIter(theNodeIter),
 197       myGetCoord(theGetCoord),
 198       myName(theName),
 199       myUnit(theUnit)
 200     {}
 201     virtual ~TCoordHelper(){}
 202     bool Next(){
 203       return myNodeIter->more() &&
 204         (myCurrentNode = myNodeIter->next());
 205     }
 206     const SMDS_MeshNode* GetNode(){
 207       return myCurrentNode;
 208     }
 209     MED::TIntVector::value_type GetID(){
 210       return myCurrentNode->GetID();
 211     }
 212     MED::TFloatVector::value_type GetCoord(TInt theCoodId){
 213       return (myCurrentNode->*myGetCoord[theCoodId])();
 214     }
 215     MED::TStringVector::value_type GetName(TInt theDimId){
 216       return myName[theDimId];
 217     }
 218     MED::TStringVector::value_type GetUnit(TInt theDimId){
 219       return myUnit[theDimId];
 220     }
 221   };
 222   typedef boost::shared_ptr<TCoordHelper> TCoordHelperPtr;
 223
 224
 225   //-------------------------------------------------------
 226   /*!
 227    * \brief Class helping to use either SMDS_0DElementIterator,
 228    * SMDS_EdgeIterator, SMDS_FaceIterator or SMDS_VolumeIterator
 229    * in the same code
 230    */
 231   //-------------------------------------------------------
 232   struct TElemIterator
 233   {
 234     virtual const SMDS_MeshElement* next() = 0;
 235     virtual ~TElemIterator() {}
 236   };
 237   typedef boost::shared_ptr<TElemIterator> PElemIterator;
 238
 239   template< class SMDSIteratorPtr > class TypedElemIterator: public TElemIterator
 240   {
 241     SMDSIteratorPtr myItPtr;
 242   public:
 243     TypedElemIterator(SMDSIteratorPtr it): myItPtr(it) {}
 244     virtual const SMDS_MeshElement* next() {
 245       if ( myItPtr->more() ) return myItPtr->next();
 246       else                   return 0;
 247     }
 248   };
 249   typedef TypedElemIterator< SMDS_0DElementIteratorPtr > T0DElementIterator;
 250   typedef TypedElemIterator< SMDS_EdgeIteratorPtr > TEdgeIterator;
 251   typedef TypedElemIterator< SMDS_FaceIteratorPtr > TFaceIterator;
 252   typedef TypedElemIterator< SMDS_VolumeIteratorPtr > TVolumeIterator;
 253
 254   //-------------------------------------------------------
 255   /*!
 256    * \brief Structure describing element type
 257    */
 258   //-------------------------------------------------------
 259   struct TElemTypeData
 260   {
 261     EEntiteMaillage     _entity;
 262     EGeometrieElement   _geomType;
 263     TInt                _nbElems;
 264     SMDSAbs_ElementType _smdsType;
 265
 266     TElemTypeData (EEntiteMaillage entity, EGeometrieElement geom, TInt nb, SMDSAbs_ElementType type)
 267       : _entity(entity), _geomType(geom), _nbElems( nb ), _smdsType( type ) {}
 268   };
 269
 270
 271   typedef NCollection_DataMap< Standard_Address, int > TElemFamilyMap;
 272   //typedef map<const SMDS_MeshElement *, int> TElemFamilyMap;
 273
 274   //================================================================================
 275   /*!
 276    * \brief Fills element to famaly ID map for element type.
 277    * Removes all families of anElemType
 278    */
 279   //================================================================================
 280
 281   void fillElemFamilyMap( TElemFamilyMap &            anElemFamMap,
 282                           list<DriverMED_FamilyPtr> & aFamilies,
 283                           const SMDSAbs_ElementType   anElemType)
 284   {
 285     anElemFamMap.Clear();
 286     //anElemFamMap.clear();
 287     list<DriverMED_FamilyPtr>::iterator aFamsIter = aFamilies.begin();
 288     while ( aFamsIter != aFamilies.end() )
 289     {
 290       if ((*aFamsIter)->GetType() != anElemType) {
 291         aFamsIter++;
 292       }
 293       else {
 294         int aFamId = (*aFamsIter)->GetId();
 295         const set<const SMDS_MeshElement *>& anElems = (*aFamsIter)->GetElements();
 296         set<const SMDS_MeshElement *>::const_iterator anElemsIter = anElems.begin();
 297         for (; anElemsIter != anElems.end(); anElemsIter++)
 298         {
 299           anElemFamMap.Bind( (Standard_Address)*anElemsIter, aFamId );
 300           //anElemFamMap[*anElemsIter] = aFamId;
 301         }
 302         // remove a family from the list
 303         aFamilies.erase( aFamsIter++ );
 304       }
 305     }
 306   }
 307
 308   //================================================================================
 309   /*!
 310    * \brief For an element, return family ID found in the map or a default one
 311    */
 312   //================================================================================
 313
 314   int getFamilyId( const TElemFamilyMap &  anElemFamMap,
 315                    const SMDS_MeshElement* anElement,
 316                    const int               aDefaultFamilyId)
 317   {
 318     if ( anElemFamMap.IsBound( (Standard_Address) anElement ))
 319       return anElemFamMap( (Standard_Address) anElement );
 320 //     TElemFamilyMap::iterator elem_famNum = anElemFamMap.find( anElement );
 321 //     if ( elem_famNum != anElemFamMap.end() )
 322 //       return elem_famNum->second;
 323     return aDefaultFamilyId;
 324   }
 325 }
 326
 327 Driver_Mesh::Status DriverMED_W_SMESHDS_Mesh::Perform()
 328 {
 329   Status aResult = DRS_OK;
 330   if (myMesh->hasConstructionEdges() || myMesh->hasConstructionFaces()) {
 331     INFOS("SMDS_MESH with hasConstructionEdges() or hasConstructionFaces() do not supports!!!");
 332     return DRS_FAIL;
 333   }
 334   try {
 335     MESSAGE("Perform - myFile : "<<myFile);
 336
 337     // Creating the MED mesh for corresponding SMDS structure
 338     //-------------------------------------------------------
 339     string aMeshName;
 340     if (myMeshId != -1) {
 341       ostringstream aMeshNameStr;
 342       aMeshNameStr<<myMeshId;
 343       aMeshName = aMeshNameStr.str();
 344     } else {
 345       aMeshName = myMeshName;
 346     }
 347
 348     // Mesh dimension definition
 349     TInt aMeshDimension;
 350     TCoordHelperPtr aCoordHelperPtr;
 351     {
 352       bool anIsXDimension = false;
 353       bool anIsYDimension = false;
 354       bool anIsZDimension = false;
 355       {
 356         SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator();
 357         double aBounds[6];
 358         if(aNodesIter->more()){
 359           const SMDS_MeshNode* aNode = aNodesIter->next();
 360           aBounds[0] = aBounds[1] = aNode->X();
 361           aBounds[2] = aBounds[3] = aNode->Y();
 362           aBounds[4] = aBounds[5] = aNode->Z();
 363         }
 364         while(aNodesIter->more()){
 365           const SMDS_MeshNode* aNode = aNodesIter->next();
 366           aBounds[0] = min(aBounds[0],aNode->X());
 367           aBounds[1] = max(aBounds[1],aNode->X());
 368
 369           aBounds[2] = min(aBounds[2],aNode->Y());
 370           aBounds[3] = max(aBounds[3],aNode->Y());
 371
 372           aBounds[4] = min(aBounds[4],aNode->Z());
 373           aBounds[5] = max(aBounds[5],aNode->Z());
 374         }
 375
 376         double EPS = 1.0E-7;
 377         anIsXDimension = (aBounds[1] - aBounds[0]) + abs(aBounds[1]) + abs(aBounds[0]) > EPS;
 378         anIsYDimension = (aBounds[3] - aBounds[2]) + abs(aBounds[3]) + abs(aBounds[2]) > EPS;
 379         anIsZDimension = (aBounds[5] - aBounds[4]) + abs(aBounds[5]) + abs(aBounds[4]) > EPS;
 380         aMeshDimension = anIsXDimension + anIsYDimension + anIsZDimension;
 381         if(!aMeshDimension)
 382           aMeshDimension = 3;
 383         // PAL16857(SMESH not conform to the MED convention):
 384         if ( aMeshDimension == 2 && anIsZDimension ) // 2D only if mesh is in XOY plane
 385           aMeshDimension = 3;
 386         // PAL18941(a saved study with a mesh belong Z is opened and the mesh is belong X)
 387         if ( aMeshDimension == 1 && !anIsXDimension ) // 1D only if mesh is along OX
 388           if ( anIsYDimension ) {
 389             aMeshDimension = 2;
 390             anIsXDimension = true;
 391           } else {
 392             aMeshDimension = 3;
 393           }
 394       }
 395
 396       SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator(/*idInceasingOrder=*/true);
 397       switch(aMeshDimension){
 398       case 3:
 399         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYZGetCoord,aXYZName));
 400         break;
 401       case 2:
 402         if(anIsXDimension && anIsYDimension)
 403           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYGetCoord,aXYName));
 404         if(anIsYDimension && anIsZDimension)
 405           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYZGetCoord,aYZName));
 406         if(anIsXDimension && anIsZDimension)
 407           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXZGetCoord,aXZName));
 408         break;
 409       case 1:
 410         if(anIsXDimension)
 411           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXGetCoord,aXName));
 412         if(anIsYDimension)
 413           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYGetCoord,aYName));
 414         if(anIsZDimension)
 415           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aZGetCoord,aZName));
 416         break;
 417       }
 418     }
 419
 420
 421     PMeshInfo aMeshInfo = myMed->CrMeshInfo(aMeshDimension,aMeshName);
 422     MESSAGE("Add - aMeshName : "<<aMeshName<<"; "<<aMeshInfo->GetName());
 423     myMed->SetMeshInfo(aMeshInfo);
 424
 425     // Storing SMDS groups and sub-meshes as med families
 426     //----------------------------------------------------
 427     int myNodesDefaultFamilyId   = 0;
 428     int my0DElementsDefaultFamilyId = 0;
 429     int myEdgesDefaultFamilyId   = 0;
 430     int myFacesDefaultFamilyId   = 0;
 431     int myVolumesDefaultFamilyId = 0;
 432     int nbNodes   = myMesh->NbNodes();
 433     int nb0DElements = myMesh->Nb0DElements();
 434     int nbEdges   = myMesh->NbEdges();
 435     int nbFaces   = myMesh->NbFaces();
 436     int nbVolumes = myMesh->NbVolumes();
 437     if (myDoGroupOfNodes && nbNodes)
 438       myNodesDefaultFamilyId = REST_NODES_FAMILY;
 439     if (myDoGroupOfEdges && nbEdges)
 440       myEdgesDefaultFamilyId = REST_EDGES_FAMILY;
 441     if (myDoGroupOfFaces && nbFaces)
 442       myFacesDefaultFamilyId = REST_FACES_FAMILY;
 443     if (myDoGroupOfVolumes && nbVolumes)
 444       myVolumesDefaultFamilyId = REST_VOLUMES_FAMILY;
 445
 446     MESSAGE("Perform - aFamilyInfo");
 447     //cout << " DriverMED_Family::MakeFamilies() " << endl;
 448     list<DriverMED_FamilyPtr> aFamilies;
 449     if (myAllSubMeshes) {
 450       aFamilies = DriverMED_Family::MakeFamilies
 451         (myMesh->SubMeshes(), myGroups,
 452          myDoGroupOfNodes   && nbNodes,
 453          myDoGroupOfEdges   && nbEdges,
 454          myDoGroupOfFaces   && nbFaces,
 455          myDoGroupOfVolumes && nbVolumes);
 456     } else {
 457       aFamilies = DriverMED_Family::MakeFamilies
 458         (mySubMeshes, myGroups,
 459          myDoGroupOfNodes   && nbNodes,
 460          myDoGroupOfEdges   && nbEdges,
 461          myDoGroupOfFaces   && nbFaces,
 462          myDoGroupOfVolumes && nbVolumes);
 463     }
 464     //cout << " myMed->SetFamilyInfo() " << endl;
 465     list<DriverMED_FamilyPtr>::iterator aFamsIter;
 466     for (aFamsIter = aFamilies.begin(); aFamsIter != aFamilies.end(); aFamsIter++)
 467     {
 468       PFamilyInfo aFamilyInfo = (*aFamsIter)->GetFamilyInfo(myMed,aMeshInfo);
 469       myMed->SetFamilyInfo(aFamilyInfo);
 470     }
 471
 472     // Storing SMDS nodes to the MED file for the MED mesh
 473     //----------------------------------------------------
 474 #ifdef _EDF_NODE_IDS_
 475     typedef map<TInt,TInt> TNodeIdMap;
 476     TNodeIdMap aNodeIdMap;
 477 #endif
 478     const EModeSwitch   theMode        = eFULL_INTERLACE;
 479     const ERepere       theSystem      = eCART;
 480     const EBooleen      theIsElemNum   = eVRAI;
 481     const EBooleen      theIsElemNames = eFAUX;
 482     const EConnectivite theConnMode    = eNOD;
 483
 484     TInt aNbNodes = myMesh->NbNodes();
 485     //cout << " myMed->CrNodeInfo() aNbNodes = " << aNbNodes << endl;
 486     PNodeInfo aNodeInfo = myMed->CrNodeInfo(aMeshInfo, aNbNodes,
 487                                             theMode, theSystem, theIsElemNum, theIsElemNames);
 488
 489     //cout << " fillElemFamilyMap( SMDSAbs_Node )" << endl;
 490     // find family numbers for nodes
 491     TElemFamilyMap anElemFamMap;
 492     fillElemFamilyMap( anElemFamMap, aFamilies, SMDSAbs_Node );
 493
 494     for (TInt iNode = 0; aCoordHelperPtr->Next(); iNode++)
 495     {
 496       // coordinates
 497       TCoordSlice aTCoordSlice = aNodeInfo->GetCoordSlice( iNode );
 498       for(TInt iCoord = 0; iCoord < aMeshDimension; iCoord++){
 499         aTCoordSlice[iCoord] = aCoordHelperPtr->GetCoord(iCoord);
 500       }
 501       // node number
 502       int aNodeID = aCoordHelperPtr->GetID();
 503       aNodeInfo->SetElemNum( iNode, aNodeID );
 504 #ifdef _EDF_NODE_IDS_
 505       aNodeIdMap[aNodeID] = iNode+1;
 506 #endif
 507       // family number
 508       const SMDS_MeshNode* aNode = aCoordHelperPtr->GetNode();
 509       int famNum = getFamilyId( anElemFamMap, aNode, myNodesDefaultFamilyId );
 510       aNodeInfo->SetFamNum( iNode, famNum );
 511     }
 512     anElemFamMap.Clear();
 513
 514     // coordinate names and units
 515     for (TInt iCoord = 0; iCoord < aMeshDimension; iCoord++) {
 516       aNodeInfo->SetCoordName( iCoord, aCoordHelperPtr->GetName(iCoord));
 517       aNodeInfo->SetCoordUnit( iCoord, aCoordHelperPtr->GetUnit(iCoord));
 518     }
 519
 520     //cout << " SetNodeInfo(aNodeInfo)" << endl;
 521     MESSAGE("Perform - aNodeInfo->GetNbElem() = "<<aNbNodes);
 522     myMed->SetNodeInfo(aNodeInfo);
 523     aNodeInfo.reset(); // free memory used for arrays
 524
 525
 526     // Storing SMDS elements to the MED file for the MED mesh
 527     //-------------------------------------------------------
 528     // Write one element type at once in order to minimize memory usage (PAL19276)
 529
 530     const SMDS_MeshInfo& nbElemInfo = myMesh->GetMeshInfo();
 531
 532     // poly elements are not supported by med-2.1
 533     bool polyTypesSupported = myMed->CrPolygoneInfo(aMeshInfo,eMAILLE,ePOLYGONE,0,0);
 534     TInt nbPolygonNodes = 0, nbPolyhedronNodes = 0, nbPolyhedronFaces = 0;
 535
 536     // collect info on all geom types
 537
 538     list< TElemTypeData > aTElemTypeDatas;
 539
 540     EEntiteMaillage anEntity = eMAILLE;
 541 #ifdef _ELEMENTS_BY_DIM_
 542     anEntity = eNOEUD_ELEMENT;
 543 #endif
 544     aTElemTypeDatas.push_back(TElemTypeData(anEntity,
 545                                             ePOINT1,
 546                                             nbElemInfo.Nb0DElements(),
 547                                             SMDSAbs_0DElement));
 548 #ifdef _ELEMENTS_BY_DIM_
 549     anEntity = eARETE;
 550 #endif
 551     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 552                                             eSEG2,
 553                                             nbElemInfo.NbEdges( ORDER_LINEAR ),
 554                                             SMDSAbs_Edge));
 555     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 556                                             eSEG3,
 557                                             nbElemInfo.NbEdges( ORDER_QUADRATIC ),
 558                                             SMDSAbs_Edge));
 559 #ifdef _ELEMENTS_BY_DIM_
 560     anEntity = eFACE;
 561 #endif
 562     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 563                                             eTRIA3,
 564                                             nbElemInfo.NbTriangles( ORDER_LINEAR ),
 565                                             SMDSAbs_Face));
 566     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 567                                             eTRIA6,
 568                                             nbElemInfo.NbTriangles( ORDER_QUADRATIC ),
 569                                             SMDSAbs_Face));
 570     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 571                                             eQUAD4,
 572                                             nbElemInfo.NbQuadrangles( ORDER_LINEAR ),
 573                                             SMDSAbs_Face));
 574     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 575                                             eQUAD8,
 576                                             nbElemInfo.NbQuadrangles( ORDER_QUADRATIC ),
 577                                             SMDSAbs_Face));
 578     if ( polyTypesSupported ) {
 579       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 580                                                ePOLYGONE,
 581                                                nbElemInfo.NbPolygons(),
 582                                                SMDSAbs_Face));
 583       // we need one more loop on poly elements to count nb of their nodes
 584       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 585                                                ePOLYGONE,
 586                                                nbElemInfo.NbPolygons(),
 587                                                SMDSAbs_Face));
 588     }
 589 #ifdef _ELEMENTS_BY_DIM_
 590     anEntity = eMAILLE;
 591 #endif
 592     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 593                                             eTETRA4,
 594                                             nbElemInfo.NbTetras( ORDER_LINEAR ),
 595                                             SMDSAbs_Volume));
 596     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 597                                             eTETRA10,
 598                                             nbElemInfo.NbTetras( ORDER_QUADRATIC ),
 599                                             SMDSAbs_Volume));
 600     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 601                                             ePYRA5,
 602                                             nbElemInfo.NbPyramids( ORDER_LINEAR ),
 603                                             SMDSAbs_Volume));
 604     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 605                                             ePYRA13,
 606                                             nbElemInfo.NbPyramids( ORDER_QUADRATIC ),
 607                                             SMDSAbs_Volume));
 608     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 609                                             ePENTA6,
 610                                             nbElemInfo.NbPrisms( ORDER_LINEAR ),
 611                                             SMDSAbs_Volume));
 612     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 613                                              ePENTA15,
 614                                              nbElemInfo.NbPrisms( ORDER_QUADRATIC ),
 615                                              SMDSAbs_Volume));
 616     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 617                                              eHEXA8,
 618                                              nbElemInfo.NbHexas( ORDER_LINEAR ),
 619                                              SMDSAbs_Volume));
 620     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 621                                              eHEXA20,
 622                                              nbElemInfo.NbHexas( ORDER_QUADRATIC ),
 623                                              SMDSAbs_Volume));
 624     if ( polyTypesSupported ) {
 625       //MESSAGE("polyTypesSupported");
 626       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 627                                                ePOLYEDRE,
 628                                                nbElemInfo.NbPolyhedrons(),
 629                                                SMDSAbs_Volume));
 630       // we need one more loop on poly elements to count nb of their nodes
 631       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 632                                                ePOLYEDRE,
 633                                                nbElemInfo.NbPolyhedrons(),
 634                                                SMDSAbs_Volume));
 635     }
 636
 637     vector< bool > isElemFamMapBuilt( SMDSAbs_NbElementTypes, false );
 638
 639     // loop on all geom types of elements
 640
 641     list< TElemTypeData >::iterator aElemTypeData = aTElemTypeDatas.begin();
 642     for ( ; aElemTypeData != aTElemTypeDatas.end(); ++aElemTypeData )
 643     {
 644       if ( aElemTypeData->_nbElems == 0 )
 645         continue;
 646
 647       // iterator on elements of a current type
 648       PElemIterator elemIterator;
 649       int defaultFamilyId = 0;
 650       switch ( aElemTypeData->_smdsType ) {
 651       case SMDSAbs_0DElement:
 652         elemIterator = PElemIterator( new T0DElementIterator( myMesh->elements0dIterator() ));
 653         defaultFamilyId = my0DElementsDefaultFamilyId;
 654         break;
 655       case SMDSAbs_Edge:
 656         elemIterator = PElemIterator( new TEdgeIterator( myMesh->edgesIterator() ));
 657         defaultFamilyId = myEdgesDefaultFamilyId;
 658         break;
 659       case SMDSAbs_Face:
 660         elemIterator = PElemIterator( new TFaceIterator( myMesh->facesIterator() ));
 661         defaultFamilyId = myFacesDefaultFamilyId;
 662         break;
 663       case SMDSAbs_Volume:
 664         elemIterator = PElemIterator( new TVolumeIterator( myMesh->volumesIterator() ));
 665         defaultFamilyId = myVolumesDefaultFamilyId;
 666         break;
 667       default:
 668         continue;
 669       }
 670       int iElem = 0;
 671
 672       //cout << " Treat type " << aElemTypeData->_geomType << " nb = " <<aElemTypeData->_nbElems<< endl;
 673       // Treat POLYGONs
 674       // ---------------
 675       if ( aElemTypeData->_geomType == ePOLYGONE )
 676       {
 677         if ( nbPolygonNodes == 0 ) {
 678           // Count nb of nodes
 679           while ( const SMDS_MeshElement* anElem = elemIterator->next() ) {
 680             if ( anElem->IsPoly() ) {
 681               nbPolygonNodes += anElem->NbNodes();
 682               if ( ++iElem == aElemTypeData->_nbElems )
 683                 break;
 684             }
 685           }
 686         }
 687         else {
 688           // Store in med file
 689           PPolygoneInfo aPolygoneInfo = myMed->CrPolygoneInfo(aMeshInfo,
 690                                                               aElemTypeData->_entity,
 691                                                               aElemTypeData->_geomType,
 692                                                               aElemTypeData->_nbElems,
 693                                                               nbPolygonNodes,
 694                                                               theConnMode, theIsElemNum,
 695                                                               theIsElemNames);
 696           TElemNum & index = *(aPolygoneInfo->myIndex.get());
 697           index[0] = 1;
 698
 699           while ( const SMDS_MeshElement* anElem = elemIterator->next() )
 700           {
 701             if ( !anElem->IsPoly() )
 702               continue;
 703
 704             // index
 705             TInt aNbNodes = anElem->NbNodes();
 706             index[ iElem+1 ] = index[ iElem ] + aNbNodes;
 707
 708             // connectivity
 709             TConnSlice aTConnSlice = aPolygoneInfo->GetConnSlice( iElem );
 710             for(TInt iNode = 0; iNode < aNbNodes; iNode++) {
 711               const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 712 #ifdef _EDF_NODE_IDS_
 713               aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 714 #else
 715               aTConnSlice[ iNode ] = aNode->GetID();
 716 #endif
 717             }
 718             // element number
 719             aPolygoneInfo->SetElemNum( iElem, anElem->GetID() );
 720
 721             // family number
 722             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 723             aPolygoneInfo->SetFamNum( iElem, famNum );
 724
 725             if ( ++iElem == aPolygoneInfo->GetNbElem() )
 726               break;
 727           }
 728           //       if(TInt aNbElems = aPolygoneElemNums.size())
 729           //         // add one element in connectivities,
 730           //         // referenced by the last element in indices
 731           //         aPolygoneConn.push_back(0);
 732           //cout << " SetPolygoneInfo(aPolygoneInfo)" << endl;
 733           myMed->SetPolygoneInfo(aPolygoneInfo);
 734         }
 735
 736       }
 737
 738       // Treat POLYEDREs
 739       // ----------------
 740       else if (aElemTypeData->_geomType == ePOLYEDRE )
 741       {
 742         //MESSAGE("_geomType == ePOLYEDRE");
 743         if ( nbPolyhedronNodes == 0 ) {
 744           // Count nb of nodes
 745           while ( const SMDS_MeshElement* anElem = elemIterator->next() ) {
 746               const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 747               if ( aPolyedre && aPolyedre->IsPoly()) {
 748               nbPolyhedronNodes += aPolyedre->NbNodes();
 749               nbPolyhedronFaces += aPolyedre->NbFaces();
 750               if ( ++iElem == aElemTypeData->_nbElems )
 751                 break;
 752             }
 753           }
 754           //MESSAGE("nbPolyhedronNodes=" << nbPolyhedronNodes);
 755           //MESSAGE("nbPolyhedronFaces=" << nbPolyhedronFaces);
 756           //MESSAGE("_nbElems="<< aElemTypeData->_nbElems);
 757         }
 758         else {
 759           // Store in med file
 760           PPolyedreInfo aPolyhInfo = myMed->CrPolyedreInfo(aMeshInfo,
 761                                                            aElemTypeData->_entity,
 762                                                            aElemTypeData->_geomType,
 763                                                            aElemTypeData->_nbElems,
 764                                                            nbPolyhedronFaces+1,
 765                                                            nbPolyhedronNodes,
 766                                                            theConnMode,
 767                                                            theIsElemNum,
 768                                                            theIsElemNames);
 769           TElemNum & index = *(aPolyhInfo->myIndex.get());
 770           TElemNum & faces = *(aPolyhInfo->myFaces.get());
 771           TElemNum & conn  = *(aPolyhInfo->myConn.get());
 772           index[0] = 1;
 773           faces[0] = 1;
 774
 775           TInt iFace = 0, iNode = 0;
 776           while ( const SMDS_MeshElement* anElem = elemIterator->next() )
 777           {
 778             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 779             if ( !aPolyedre )
 780               continue;
 781             if ( !aPolyedre->IsPoly() )
 782               continue;
 783             //MESSAGE("index[" << iElem << "]=" << index[iElem] << " iElem=" << iElem);
 784             // index
 785             TInt aNbFaces = aPolyedre->NbFaces();
 786             index[ iElem+1 ] = index[ iElem ] + aNbFaces;
 787             //MESSAGE("index[" << iElem+1 << "]=" << index[iElem+1] << " iElem=" << iElem);
 788
 789             // face index
 790             for (TInt f = 1; f <= aNbFaces; ++f, ++iFace ) {
 791               int aNbFaceNodes = aPolyedre->NbFaceNodes( f );
 792               faces[ iFace+1 ] = faces[ iFace ] + aNbFaceNodes;
 793               //MESSAGE("faces[" << iFace+1 << "]=" << faces[iFace+1] << " iFace=" << iFace);
 794             }
 795             // connectivity
 796             SMDS_ElemIteratorPtr nodeIt = anElem->nodesIterator();
 797             while ( nodeIt->more() ) {
 798               const SMDS_MeshElement* aNode = nodeIt->next();
 799 #ifdef _EDF_NODE_IDS_
 800               conn[ iNode ] = aNodeIdMap[aNode->GetID()];
 801               //MESSAGE("conn["<< iNode << "]=" << conn[iNode] << " aNode->GetID()=" << aNode->GetID());
 802 #else
 803               conn[ iNode ] = aNode->GetID();
 804               //MESSAGE("conn["<< iNode << "]=" << conn[iNode]);
 805 #endif
 806               ++iNode;
 807             }
 808             // element number
 809             aPolyhInfo->SetElemNum( iElem, anElem->GetID() );
 810
 811             // family number
 812             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 813             aPolyhInfo->SetFamNum( iElem, famNum );
 814
 815             if ( ++iElem == aPolyhInfo->GetNbElem() )
 816               break;
 817           }
 818           //cout << " SetPolyedreInfo(aPolyhInfo )" << endl;
 819           myMed->SetPolyedreInfo(aPolyhInfo);
 820         }
 821       } // if (aElemTypeData->_geomType == ePOLYEDRE )
 822
 823       else
 824       {
 825         // Treat standard types
 826         // ---------------------
 827
 828         // allocate data arrays
 829         PCellInfo aCellInfo = myMed->CrCellInfo( aMeshInfo,
 830                                                  aElemTypeData->_entity,
 831                                                  aElemTypeData->_geomType,
 832                                                  aElemTypeData->_nbElems,
 833                                                  theConnMode,
 834                                                  theIsElemNum,
 835                                                  theIsElemNames);
 836         // build map of family numbers for this type
 837         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 838         {
 839           //cout << " fillElemFamilyMap()" << endl;
 840           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 841           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 842         }
 843
 844         TInt aNbNodes = MED::GetNbNodes(aElemTypeData->_geomType);
 845         while ( const SMDS_MeshElement* anElem = elemIterator->next() )
 846         {
 847           if ( anElem->NbNodes() != aNbNodes || anElem->IsPoly() )
 848             continue; // other geometry
 849
 850           // connectivity
 851           TConnSlice aTConnSlice = aCellInfo->GetConnSlice( iElem );
 852           for (TInt iNode = 0; iNode < aNbNodes; iNode++) {
 853             const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 854 #ifdef _EDF_NODE_IDS_
 855             aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 856 #else
 857             aTConnSlice[ iNode ] = aNode->GetID();
 858 #endif
 859           }
 860           // element number
 861           aCellInfo->SetElemNum( iElem, anElem->GetID() );
 862
 863           // family number
 864           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 865           aCellInfo->SetFamNum( iElem, famNum );
 866
 867           if ( ++iElem == aCellInfo->GetNbElem() )
 868             break;
 869         }
 870         // store data in a file
 871         //cout << " SetCellInfo(aCellInfo)" << endl;
 872         myMed->SetCellInfo(aCellInfo);
 873       }
 874
 875     } // loop on geom types
 876
 877
 878   }
 879   catch(const std::exception& exc) {
 880     INFOS("The following exception was caught:\n\t"<<exc.what());
 881     throw;
 882   }
 883   catch(...) {
 884     INFOS("Unknown exception was caught !!!");
 885     throw;
 886   }
 887
 888   myMeshId = -1;
 889   myGroups.clear();
 890   mySubMeshes.clear();
 891   return aResult;
 892 }