src/DriverMED/DriverMED_W_SMESHDS_Mesh.cxx

   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 DriverMED : driver to read and write 'med' files
  24 //  File   : DriverMED_W_SMESHDS_Mesh.cxx
  25 //  Module : SMESH
  26 //
  27
  28 #include "DriverMED_W_SMESHDS_Mesh.h"
  29
  30 #include "DriverMED_Family.h"
  31 #include "MED_Factory.hxx"
  32 #include "MED_Utilities.hxx"
  33 #include "SMDS_IteratorOnIterators.hxx"
  34 #include "SMDS_MeshElement.hxx"
  35 #include "SMDS_MeshNode.hxx"
  36 #include "SMDS_PolyhedralVolumeOfNodes.hxx"
  37 #include "SMDS_SetIterator.hxx"
  38 #include "SMESHDS_Mesh.hxx"
  39
  40 #include <utilities.h>
  41
  42
  43 #define _EDF_NODE_IDS_
  44 //#define _ELEMENTS_BY_DIM_
  45
  46 using namespace std;
  47 using namespace MED;
  48
  49
  50 DriverMED_W_SMESHDS_Mesh::DriverMED_W_SMESHDS_Mesh():
  51   myMedVersion(MED::eV2_2),
  52   myAllSubMeshes (false),
  53   myDoGroupOfNodes (false),
  54   myDoGroupOfEdges (false),
  55   myDoGroupOfFaces (false),
  56   myDoGroupOfVolumes (false),
  57   myDoGroupOf0DElems(false),
  58   myDoGroupOfBalls(false),
  59   myAutoDimension(true)
  60 {}
  61
  62 void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName,
  63                                        MED::EVersion      theId)
  64 {
  65   Driver_SMESHDS_Mesh::SetFile(theFileName);
  66   myMedVersion = theId;
  67 }
  68
  69 void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName)
  70 {
  71   Driver_SMESHDS_Mesh::SetFile(theFileName);
  72 }
  73
  74 string DriverMED_W_SMESHDS_Mesh::GetVersionString(const MED::EVersion theVersion, int theNbDigits)
  75 {
  76   TInt majeur, mineur, release;
  77   majeur =  mineur = release = 0;
  78 //   if ( theVersion == eV2_1 )
  79 //     MED::GetVersionRelease<eV2_1>(majeur, mineur, release);
  80 //   else
  81     MED::GetVersionRelease<eV2_2>(majeur, mineur, release);
  82   ostringstream name;
  83   if ( theNbDigits > 0 )
  84     name << majeur;
  85   if ( theNbDigits > 1 )
  86     name << "." << mineur;
  87   if ( theNbDigits > 2 )
  88     name << "." << release;
  89   return name.str();
  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.push_back( 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 {
 129   typedef double (SMDS_MeshNode::* TGetCoord)() const;
 130   typedef const char* TName;
 131   typedef const char* TUnit;
 132
 133   // name length in a mesh must be equal to 16 :
 134   //         1234567890123456
 135   TName M = "m               ";
 136   TName X = "x               ";
 137   TName Y = "y               ";
 138   TName Z = "z               ";
 139
 140   TUnit aUnit[3] = {M,M,M};
 141
 142   // 3 dim
 143   TGetCoord aXYZGetCoord[3] = {
 144     &SMDS_MeshNode::X,
 145     &SMDS_MeshNode::Y,
 146     &SMDS_MeshNode::Z
 147   };
 148   TName aXYZName[3] = {X,Y,Z};
 149
 150   // 2 dim
 151   TGetCoord aXYGetCoord[2] = {
 152     &SMDS_MeshNode::X,
 153     &SMDS_MeshNode::Y
 154   };
 155   TName aXYName[2] = {X,Y};
 156
 157   TGetCoord aYZGetCoord[2] = {
 158     &SMDS_MeshNode::Y,
 159     &SMDS_MeshNode::Z
 160   };
 161   TName aYZName[2] = {Y,Z};
 162
 163   TGetCoord aXZGetCoord[2] = {
 164     &SMDS_MeshNode::X,
 165     &SMDS_MeshNode::Z
 166   };
 167   TName aXZName[2] = {X,Z};
 168
 169   // 1 dim
 170   TGetCoord aXGetCoord[1] = {
 171     &SMDS_MeshNode::X
 172   };
 173   TName aXName[1] = {X};
 174
 175   TGetCoord aYGetCoord[1] = {
 176     &SMDS_MeshNode::Y
 177   };
 178   TName aYName[1] = {Y};
 179
 180   TGetCoord aZGetCoord[1] = {
 181     &SMDS_MeshNode::Z
 182   };
 183   TName aZName[1] = {Z};
 184
 185
 186   class TCoordHelper{
 187     SMDS_NodeIteratorPtr myNodeIter;
 188     const SMDS_MeshNode* myCurrentNode;
 189     TGetCoord* myGetCoord;
 190     TName* myName;
 191     TUnit* myUnit;
 192   public:
 193     TCoordHelper(const SMDS_NodeIteratorPtr& theNodeIter,
 194                  TGetCoord* theGetCoord,
 195                  TName* theName,
 196                  TUnit* theUnit = aUnit):
 197       myNodeIter(theNodeIter),
 198       myGetCoord(theGetCoord),
 199       myName(theName),
 200       myUnit(theUnit)
 201     {}
 202     virtual ~TCoordHelper(){}
 203     bool Next(){
 204       return myNodeIter->more() &&
 205         (myCurrentNode = myNodeIter->next());
 206     }
 207     const SMDS_MeshNode* GetNode(){
 208       return myCurrentNode;
 209     }
 210     MED::TIntVector::value_type GetID(){
 211       return myCurrentNode->GetID();
 212     }
 213     MED::TFloatVector::value_type GetCoord(TInt theCoodId){
 214       return (myCurrentNode->*myGetCoord[theCoodId])();
 215     }
 216     MED::TStringVector::value_type GetName(TInt theDimId){
 217       return myName[theDimId];
 218     }
 219     MED::TStringVector::value_type GetUnit(TInt theDimId){
 220       return myUnit[theDimId];
 221     }
 222   };
 223   typedef boost::shared_ptr<TCoordHelper> TCoordHelperPtr;
 224
 225   //-------------------------------------------------------
 226   /*!
 227    * \brief Structure describing element type
 228    */
 229   //-------------------------------------------------------
 230   struct TElemTypeData
 231   {
 232     EEntiteMaillage     _entity;
 233     EGeometrieElement   _geomType;
 234     TInt                _nbElems;
 235     SMDSAbs_ElementType _smdsType;
 236
 237     TElemTypeData (EEntiteMaillage entity, EGeometrieElement geom, TInt nb, SMDSAbs_ElementType type)
 238       : _entity(entity), _geomType(geom), _nbElems( nb ), _smdsType( type ) {}
 239   };
 240
 241
 242   typedef NCollection_DataMap< Standard_Address, int > TElemFamilyMap;
 243
 244   //================================================================================
 245   /*!
 246    * \brief Fills element to famaly ID map for element type.
 247    * Removes all families of anElemType
 248    */
 249   //================================================================================
 250
 251   void fillElemFamilyMap( TElemFamilyMap &            anElemFamMap,
 252                           list<DriverMED_FamilyPtr> & aFamilies,
 253                           const SMDSAbs_ElementType   anElemType)
 254   {
 255     anElemFamMap.Clear();
 256     //anElemFamMap.clear();
 257     list<DriverMED_FamilyPtr>::iterator aFamsIter = aFamilies.begin();
 258     while ( aFamsIter != aFamilies.end() )
 259     {
 260       if ((*aFamsIter)->GetType() != anElemType) {
 261         aFamsIter++;
 262       }
 263       else {
 264         int aFamId = (*aFamsIter)->GetId();
 265         const set<const SMDS_MeshElement *>& anElems = (*aFamsIter)->GetElements();
 266         set<const SMDS_MeshElement *>::const_iterator anElemsIter = anElems.begin();
 267         for (; anElemsIter != anElems.end(); anElemsIter++)
 268         {
 269           anElemFamMap.Bind( (Standard_Address)*anElemsIter, aFamId );
 270           //anElemFamMap[*anElemsIter] = aFamId;
 271         }
 272         // remove a family from the list
 273         aFamilies.erase( aFamsIter++ );
 274       }
 275     }
 276   }
 277
 278   //================================================================================
 279   /*!
 280    * \brief For an element, return family ID found in the map or a default one
 281    */
 282   //================================================================================
 283
 284   int getFamilyId( const TElemFamilyMap &  anElemFamMap,
 285                    const SMDS_MeshElement* anElement,
 286                    const int               aDefaultFamilyId)
 287   {
 288     if ( anElemFamMap.IsBound( (Standard_Address) anElement ))
 289       return anElemFamMap( (Standard_Address) anElement );
 290 //     TElemFamilyMap::iterator elem_famNum = anElemFamMap.find( anElement );
 291 //     if ( elem_famNum != anElemFamMap.end() )
 292 //       return elem_famNum->second;
 293     return aDefaultFamilyId;
 294   }
 295
 296   //================================================================================
 297   /*!
 298    * \brief Returns iterator on sub-meshes
 299    */
 300   //================================================================================
 301
 302   SMESHDS_SubMeshIteratorPtr getIterator( std::vector<SMESHDS_SubMesh*>& mySubMeshes )
 303   {
 304     return SMESHDS_SubMeshIteratorPtr
 305       ( new SMDS_SetIterator
 306         < const SMESHDS_SubMesh*, std::vector< SMESHDS_SubMesh* >::iterator >( mySubMeshes.begin(),
 307                                                                                mySubMeshes.end() ));
 308   }
 309 }
 310
 311 Driver_Mesh::Status DriverMED_W_SMESHDS_Mesh::Perform()
 312 {
 313   Status aResult = DRS_OK;
 314   if (myMesh->hasConstructionEdges() || myMesh->hasConstructionFaces()) {
 315     INFOS("SMDS_MESH with hasConstructionEdges() or hasConstructionFaces() do not supports!!!");
 316     return DRS_FAIL;
 317   }
 318   try {
 319     MESSAGE("Perform - myFile : "<<myFile);
 320
 321     // Creating the MED mesh for corresponding SMDS structure
 322     //-------------------------------------------------------
 323     string aMeshName;
 324     if (myMeshId != -1) {
 325       ostringstream aMeshNameStr;
 326       aMeshNameStr<<myMeshId;
 327       aMeshName = aMeshNameStr.str();
 328     } else {
 329       aMeshName = myMeshName;
 330     }
 331
 332     // Mesh dimension definition
 333     TInt aSpaceDimension = 3;
 334     TCoordHelperPtr aCoordHelperPtr;
 335     {
 336       bool anIsXDimension = false;
 337       bool anIsYDimension = false;
 338       bool anIsZDimension = false;
 339       if ( myAutoDimension )
 340       {
 341         SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator();
 342         double aBounds[6];
 343         if(aNodesIter->more()){
 344           const SMDS_MeshNode* aNode = aNodesIter->next();
 345           aBounds[0] = aBounds[1] = aNode->X();
 346           aBounds[2] = aBounds[3] = aNode->Y();
 347           aBounds[4] = aBounds[5] = aNode->Z();
 348         }
 349         while(aNodesIter->more()){
 350           const SMDS_MeshNode* aNode = aNodesIter->next();
 351           aBounds[0] = min(aBounds[0],aNode->X());
 352           aBounds[1] = max(aBounds[1],aNode->X());
 353
 354           aBounds[2] = min(aBounds[2],aNode->Y());
 355           aBounds[3] = max(aBounds[3],aNode->Y());
 356
 357           aBounds[4] = min(aBounds[4],aNode->Z());
 358           aBounds[5] = max(aBounds[5],aNode->Z());
 359         }
 360
 361         double EPS = 1.0E-7;
 362         anIsXDimension = (aBounds[1] - aBounds[0]) + abs(aBounds[1]) + abs(aBounds[0]) > EPS;
 363         anIsYDimension = (aBounds[3] - aBounds[2]) + abs(aBounds[3]) + abs(aBounds[2]) > EPS;
 364         anIsZDimension = (aBounds[5] - aBounds[4]) + abs(aBounds[5]) + abs(aBounds[4]) > EPS;
 365         aSpaceDimension = anIsXDimension + anIsYDimension + anIsZDimension;
 366         if(!aSpaceDimension)
 367           aSpaceDimension = 3;
 368         // PAL16857(SMESH not conform to the MED convention):
 369         if ( aSpaceDimension == 2 && anIsZDimension ) // 2D only if mesh is in XOY plane
 370           aSpaceDimension = 3;
 371         // PAL18941(a saved study with a mesh belong Z is opened and the mesh is belong X)
 372         if ( aSpaceDimension == 1 && !anIsXDimension ) {// 1D only if mesh is along OX
 373           if ( anIsYDimension ) {
 374             aSpaceDimension = 2;
 375             anIsXDimension = true;
 376           } else {
 377             aSpaceDimension = 3;
 378           }
 379         }
 380       }
 381
 382       SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator(/*idInceasingOrder=*/true);
 383       switch(aSpaceDimension){
 384       case 3:
 385         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYZGetCoord,aXYZName));
 386         break;
 387       case 2:
 388         if(anIsXDimension && anIsYDimension)
 389           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYGetCoord,aXYName));
 390         if(anIsYDimension && anIsZDimension)
 391           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYZGetCoord,aYZName));
 392         if(anIsXDimension && anIsZDimension)
 393           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXZGetCoord,aXZName));
 394         break;
 395       case 1:
 396         if(anIsXDimension)
 397           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXGetCoord,aXName));
 398         if(anIsYDimension)
 399           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYGetCoord,aYName));
 400         if(anIsZDimension)
 401           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aZGetCoord,aZName));
 402         break;
 403       }
 404     }
 405     TInt aMeshDimension = 0;
 406     if ( myMesh->NbEdges() > 0 )
 407       aMeshDimension = 1;
 408     if ( myMesh->NbFaces() > 0 )
 409       aMeshDimension = 2;
 410     if ( myMesh->NbVolumes() > 0 )
 411       aMeshDimension = 3;
 412
 413     MED::PWrapper myMed = CrWrapper(myFile,myMedVersion);
 414     PMeshInfo aMeshInfo = myMed->CrMeshInfo(aMeshDimension,aSpaceDimension,aMeshName);
 415     MESSAGE("Add - aMeshName : "<<aMeshName<<"; "<<aMeshInfo->GetName());
 416     myMed->SetMeshInfo(aMeshInfo);
 417
 418     // Storing SMDS groups and sub-meshes as med families
 419     //----------------------------------------------------
 420     int myNodesDefaultFamilyId      = 0;
 421     int my0DElementsDefaultFamilyId = 0;
 422     int myBallsDefaultFamilyId      = 0;
 423     int myEdgesDefaultFamilyId      = 0;
 424     int myFacesDefaultFamilyId      = 0;
 425     int myVolumesDefaultFamilyId    = 0;
 426     int nbNodes      = myMesh->NbNodes();
 427     int nb0DElements = myMesh->Nb0DElements();
 428     int nbBalls      = myMesh->NbBalls();
 429     int nbEdges      = myMesh->NbEdges();
 430     int nbFaces      = myMesh->NbFaces();
 431     int nbVolumes    = myMesh->NbVolumes();
 432     if (myDoGroupOfNodes && nbNodes) myNodesDefaultFamilyId = REST_NODES_FAMILY;
 433     if (myDoGroupOfEdges && nbEdges) myEdgesDefaultFamilyId = REST_EDGES_FAMILY;
 434     if (myDoGroupOfFaces && nbFaces) myFacesDefaultFamilyId = REST_FACES_FAMILY;
 435     if (myDoGroupOfVolumes && nbVolumes) myVolumesDefaultFamilyId = REST_VOLUMES_FAMILY;
 436     if (myDoGroupOf0DElems && nb0DElements) my0DElementsDefaultFamilyId = REST_0DELEM_FAMILY;
 437     if (myDoGroupOfBalls && nbBalls) myBallsDefaultFamilyId = REST_BALL_FAMILY;
 438
 439     MESSAGE("Perform - aFamilyInfo");
 440     list<DriverMED_FamilyPtr> aFamilies;
 441     if (myAllSubMeshes) {
 442       aFamilies = DriverMED_Family::MakeFamilies
 443         (myMesh->SubMeshes(), myGroups,
 444          myDoGroupOfNodes   && nbNodes,
 445          myDoGroupOfEdges   && nbEdges,
 446          myDoGroupOfFaces   && nbFaces,
 447          myDoGroupOfVolumes && nbVolumes,
 448          myDoGroupOf0DElems && nb0DElements,
 449          myDoGroupOfBalls   && nbBalls);
 450     } else {
 451       aFamilies = DriverMED_Family::MakeFamilies
 452         (getIterator( mySubMeshes ), myGroups,
 453          myDoGroupOfNodes   && nbNodes,
 454          myDoGroupOfEdges   && nbEdges,
 455          myDoGroupOfFaces   && nbFaces,
 456          myDoGroupOfVolumes && nbVolumes,
 457          myDoGroupOf0DElems && nb0DElements,
 458          myDoGroupOfBalls   && nbBalls);
 459     }
 460     list<DriverMED_FamilyPtr>::iterator aFamsIter;
 461     for (aFamsIter = aFamilies.begin(); aFamsIter != aFamilies.end(); aFamsIter++)
 462     {
 463       PFamilyInfo aFamilyInfo = (*aFamsIter)->GetFamilyInfo(myMed,aMeshInfo);
 464       myMed->SetFamilyInfo(aFamilyInfo);
 465     }
 466
 467     // Storing SMDS nodes to the MED file for the MED mesh
 468     //----------------------------------------------------
 469 #ifdef _EDF_NODE_IDS_
 470     typedef map<TInt,TInt> TNodeIdMap;
 471     TNodeIdMap aNodeIdMap;
 472 #endif
 473     const EModeSwitch   theMode        = eFULL_INTERLACE;
 474     const ERepere       theSystem      = eCART;
 475     const EBooleen      theIsElemNum   = eVRAI;
 476     const EBooleen      theIsElemNames = eFAUX;
 477     const EConnectivite theConnMode    = eNOD;
 478
 479     TInt aNbNodes = myMesh->NbNodes();
 480     PNodeInfo aNodeInfo = myMed->CrNodeInfo(aMeshInfo, aNbNodes,
 481                                             theMode, theSystem, theIsElemNum, theIsElemNames);
 482
 483     //cout << " fillElemFamilyMap( SMDSAbs_Node )" << endl;
 484     // find family numbers for nodes
 485     TElemFamilyMap anElemFamMap;
 486     fillElemFamilyMap( anElemFamMap, aFamilies, SMDSAbs_Node );
 487
 488     for (TInt iNode = 0; aCoordHelperPtr->Next(); iNode++)
 489     {
 490       // coordinates
 491       TCoordSlice aTCoordSlice = aNodeInfo->GetCoordSlice( iNode );
 492       for(TInt iCoord = 0; iCoord < aSpaceDimension; iCoord++){
 493         aTCoordSlice[iCoord] = aCoordHelperPtr->GetCoord(iCoord);
 494       }
 495       // node number
 496       int aNodeID = aCoordHelperPtr->GetID();
 497       aNodeInfo->SetElemNum( iNode, aNodeID );
 498 #ifdef _EDF_NODE_IDS_
 499       aNodeIdMap.insert( aNodeIdMap.end(), make_pair( aNodeID, iNode+1 ));
 500 #endif
 501       // family number
 502       const SMDS_MeshNode* aNode = aCoordHelperPtr->GetNode();
 503       int famNum = getFamilyId( anElemFamMap, aNode, myNodesDefaultFamilyId );
 504       aNodeInfo->SetFamNum( iNode, famNum );
 505     }
 506     anElemFamMap.Clear();
 507
 508     // coordinate names and units
 509     for (TInt iCoord = 0; iCoord < aSpaceDimension; iCoord++) {
 510       aNodeInfo->SetCoordName( iCoord, aCoordHelperPtr->GetName(iCoord));
 511       aNodeInfo->SetCoordUnit( iCoord, aCoordHelperPtr->GetUnit(iCoord));
 512     }
 513
 514     //cout << " SetNodeInfo(aNodeInfo)" << endl;
 515     MESSAGE("Perform - aNodeInfo->GetNbElem() = "<<aNbNodes);
 516     myMed->SetNodeInfo(aNodeInfo);
 517     aNodeInfo.reset(); // free memory used for arrays
 518
 519
 520     // Storing SMDS elements to the MED file for the MED mesh
 521     //-------------------------------------------------------
 522     // Write one element type at once in order to minimize memory usage (PAL19276)
 523
 524     const SMDS_MeshInfo& nbElemInfo = myMesh->GetMeshInfo();
 525
 526     // poly elements are not supported by med-2.1
 527     bool polyTypesSupported = myMed->CrPolygoneInfo(aMeshInfo,eMAILLE,ePOLYGONE,0,0);
 528     TInt nbPolygonNodes = 0, nbPolyhedronNodes = 0, nbPolyhedronFaces = 0;
 529
 530     // nodes on VERTEXes where 0D elements are absent
 531     std::vector<const SMDS_MeshElement*> nodesOf0D;
 532     std::vector< SMDS_ElemIteratorPtr > iterVec;
 533     SMDS_ElemIteratorPtr iterVecIter;
 534     if ( myAddODOnVertices && getNodesOfMissing0DOnVert( myMesh, nodesOf0D ))
 535     {
 536       iterVec.resize(2);
 537       iterVec[0] = myMesh->elementsIterator( SMDSAbs_0DElement );
 538       iterVec[1] = SMDS_ElemIteratorPtr
 539         ( new SMDS_ElementVectorIterator( nodesOf0D.begin(), nodesOf0D.end() ));
 540
 541       typedef SMDS_IteratorOnIterators
 542         < const SMDS_MeshElement *, std::vector< SMDS_ElemIteratorPtr > > TItIterator;
 543       iterVecIter = SMDS_ElemIteratorPtr( new TItIterator( iterVec ));
 544     }
 545
 546     // collect info on all geom types
 547
 548     list< TElemTypeData > aTElemTypeDatas;
 549
 550     EEntiteMaillage anEntity = eMAILLE;
 551 #ifdef _ELEMENTS_BY_DIM_
 552     anEntity = eNOEUD_ELEMENT;
 553 #endif
 554     aTElemTypeDatas.push_back(TElemTypeData(anEntity,
 555                                             ePOINT1,
 556                                             nbElemInfo.Nb0DElements() + nodesOf0D.size(),
 557                                             SMDSAbs_0DElement));
 558 #ifdef _ELEMENTS_BY_DIM_
 559     anEntity = eSTRUCT_ELEMENT;
 560 #endif
 561     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 562                                              eBALL,
 563                                              nbElemInfo.NbBalls(),
 564                                              SMDSAbs_Ball));
 565 #ifdef _ELEMENTS_BY_DIM_
 566     anEntity = eARETE;
 567 #endif
 568     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 569                                              eSEG2,
 570                                              nbElemInfo.NbEdges( ORDER_LINEAR ),
 571                                              SMDSAbs_Edge));
 572     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 573                                              eSEG3,
 574                                              nbElemInfo.NbEdges( ORDER_QUADRATIC ),
 575                                              SMDSAbs_Edge));
 576 #ifdef _ELEMENTS_BY_DIM_
 577     anEntity = eFACE;
 578 #endif
 579     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 580                                              eTRIA3,
 581                                              nbElemInfo.NbTriangles( ORDER_LINEAR ),
 582                                              SMDSAbs_Face));
 583     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 584                                              eTRIA6,
 585                                              nbElemInfo.NbTriangles( ORDER_QUADRATIC ) -
 586                                              nbElemInfo.NbBiQuadTriangles(),
 587                                              SMDSAbs_Face));
 588     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 589                                              eTRIA7,
 590                                              nbElemInfo.NbBiQuadTriangles(),
 591                                              SMDSAbs_Face));
 592     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 593                                              eQUAD4,
 594                                              nbElemInfo.NbQuadrangles( ORDER_LINEAR ),
 595                                              SMDSAbs_Face));
 596     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 597                                              eQUAD8,
 598                                              nbElemInfo.NbQuadrangles( ORDER_QUADRATIC ) -
 599                                              nbElemInfo.NbBiQuadQuadrangles(),
 600                                              SMDSAbs_Face));
 601     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 602                                              eQUAD9,
 603                                              nbElemInfo.NbBiQuadQuadrangles(),
 604                                              SMDSAbs_Face));
 605     if ( polyTypesSupported ) {
 606       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 607                                                ePOLYGONE,
 608                                                nbElemInfo.NbPolygons(),
 609                                                SMDSAbs_Face));
 610       // we need one more loop on poly elements to count nb of their nodes
 611       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 612                                                ePOLYGONE,
 613                                                nbElemInfo.NbPolygons(),
 614                                                SMDSAbs_Face));
 615     }
 616 #ifdef _ELEMENTS_BY_DIM_
 617     anEntity = eMAILLE;
 618 #endif
 619     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 620                                              eTETRA4,
 621                                              nbElemInfo.NbTetras( ORDER_LINEAR ),
 622                                              SMDSAbs_Volume));
 623     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 624                                              eTETRA10,
 625                                              nbElemInfo.NbTetras( ORDER_QUADRATIC ),
 626                                              SMDSAbs_Volume));
 627     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 628                                              ePYRA5,
 629                                              nbElemInfo.NbPyramids( ORDER_LINEAR ),
 630                                              SMDSAbs_Volume));
 631     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 632                                              ePYRA13,
 633                                              nbElemInfo.NbPyramids( ORDER_QUADRATIC ),
 634                                              SMDSAbs_Volume));
 635     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 636                                              ePENTA6,
 637                                              nbElemInfo.NbPrisms( ORDER_LINEAR ),
 638                                              SMDSAbs_Volume));
 639     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 640                                              ePENTA15,
 641                                              nbElemInfo.NbPrisms( ORDER_QUADRATIC ),
 642                                              SMDSAbs_Volume));
 643     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 644                                              eHEXA8,
 645                                              nbElemInfo.NbHexas( ORDER_LINEAR ),
 646                                              SMDSAbs_Volume));
 647     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 648                                              eHEXA20,
 649                                              nbElemInfo.NbHexas( ORDER_QUADRATIC )-
 650                                              nbElemInfo.NbTriQuadHexas(),
 651                                              SMDSAbs_Volume));
 652     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 653                                              eHEXA27,
 654                                              nbElemInfo.NbTriQuadHexas(),
 655                                              SMDSAbs_Volume));
 656     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 657                                              eOCTA12,
 658                                              nbElemInfo.NbHexPrisms(),
 659                                              SMDSAbs_Volume));
 660     if ( polyTypesSupported ) {
 661       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 662                                                ePOLYEDRE,
 663                                                nbElemInfo.NbPolyhedrons(),
 664                                                SMDSAbs_Volume));
 665       // we need one more loop on poly elements to count nb of their nodes
 666       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 667                                                ePOLYEDRE,
 668                                                nbElemInfo.NbPolyhedrons(),
 669                                                SMDSAbs_Volume));
 670     }
 671
 672     vector< bool > isElemFamMapBuilt( SMDSAbs_NbElementTypes, false );
 673
 674     // loop on all geom types of elements
 675
 676     list< TElemTypeData >::iterator aElemTypeData = aTElemTypeDatas.begin();
 677     for ( ; aElemTypeData != aTElemTypeDatas.end(); ++aElemTypeData )
 678     {
 679       if ( aElemTypeData->_nbElems == 0 )
 680         continue;
 681
 682       int defaultFamilyId = 0;
 683       switch ( aElemTypeData->_smdsType ) {
 684       case SMDSAbs_0DElement:
 685         defaultFamilyId = my0DElementsDefaultFamilyId;
 686         break;
 687       case SMDSAbs_Ball:
 688         defaultFamilyId = myBallsDefaultFamilyId;
 689         break;
 690       case SMDSAbs_Edge:
 691         defaultFamilyId = myEdgesDefaultFamilyId;
 692         break;
 693       case SMDSAbs_Face:
 694         defaultFamilyId = myFacesDefaultFamilyId;
 695         break;
 696       case SMDSAbs_Volume:
 697         defaultFamilyId = myVolumesDefaultFamilyId;
 698         break;
 699       default:
 700         continue;
 701       }
 702
 703       // iterator on elements of a current type
 704       SMDS_ElemIteratorPtr elemIterator;
 705       int iElem = 0;
 706
 707       // Treat POLYGONs
 708       // ---------------
 709       if ( aElemTypeData->_geomType == ePOLYGONE )
 710       {
 711         elemIterator = myMesh->elementGeomIterator( SMDSGeom_POLYGON );
 712         if ( nbPolygonNodes == 0 ) {
 713           // Count nb of nodes
 714           while ( elemIterator->more() ) {
 715             const SMDS_MeshElement* anElem = elemIterator->next();
 716             nbPolygonNodes += anElem->NbNodes();
 717             if ( ++iElem == aElemTypeData->_nbElems )
 718               break;
 719           }
 720         }
 721         else {
 722           // Store in med file
 723           PPolygoneInfo aPolygoneInfo = myMed->CrPolygoneInfo(aMeshInfo,
 724                                                               aElemTypeData->_entity,
 725                                                               aElemTypeData->_geomType,
 726                                                               aElemTypeData->_nbElems,
 727                                                               nbPolygonNodes,
 728                                                               theConnMode, theIsElemNum,
 729                                                               theIsElemNames);
 730           TElemNum & index = *(aPolygoneInfo->myIndex.get());
 731           index[0] = 1;
 732
 733           while ( elemIterator->more() )
 734           {
 735             const SMDS_MeshElement* anElem = elemIterator->next();
 736             // index
 737             TInt aNbNodes = anElem->NbNodes();
 738             index[ iElem+1 ] = index[ iElem ] + aNbNodes;
 739
 740             // connectivity
 741             TConnSlice aTConnSlice = aPolygoneInfo->GetConnSlice( iElem );
 742             for(TInt iNode = 0; iNode < aNbNodes; iNode++) {
 743               const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 744 #ifdef _EDF_NODE_IDS_
 745               aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 746 #else
 747               aTConnSlice[ iNode ] = aNode->GetID();
 748 #endif
 749             }
 750             // element number
 751             aPolygoneInfo->SetElemNum( iElem, anElem->GetID() );
 752
 753             // family number
 754             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 755             aPolygoneInfo->SetFamNum( iElem, famNum );
 756
 757             if ( ++iElem == aPolygoneInfo->GetNbElem() )
 758               break;
 759           }
 760           myMed->SetPolygoneInfo(aPolygoneInfo);
 761         }
 762
 763       }
 764
 765       // Treat POLYEDREs
 766       // ----------------
 767       else if (aElemTypeData->_geomType == ePOLYEDRE )
 768       {
 769         elemIterator = myMesh->elementGeomIterator( SMDSGeom_POLYHEDRA );
 770
 771         if ( nbPolyhedronNodes == 0 ) {
 772           // Count nb of nodes
 773           while ( elemIterator->more() ) {
 774             const SMDS_MeshElement* anElem = elemIterator->next();
 775             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 776             if ( !aPolyedre ) continue;
 777             nbPolyhedronNodes += aPolyedre->NbNodes();
 778             nbPolyhedronFaces += aPolyedre->NbFaces();
 779             if ( ++iElem == aElemTypeData->_nbElems )
 780               break;
 781           }
 782         }
 783         else {
 784           // Store in med file
 785           PPolyedreInfo aPolyhInfo = myMed->CrPolyedreInfo(aMeshInfo,
 786                                                            aElemTypeData->_entity,
 787                                                            aElemTypeData->_geomType,
 788                                                            aElemTypeData->_nbElems,
 789                                                            nbPolyhedronFaces+1,
 790                                                            nbPolyhedronNodes,
 791                                                            theConnMode,
 792                                                            theIsElemNum,
 793                                                            theIsElemNames);
 794           TElemNum & index = *(aPolyhInfo->myIndex.get());
 795           TElemNum & faces = *(aPolyhInfo->myFaces.get());
 796           TElemNum & conn  = *(aPolyhInfo->myConn.get());
 797           index[0] = 1;
 798           faces[0] = 1;
 799
 800           TInt iFace = 0, iNode = 0;
 801           while ( elemIterator->more() )
 802           {
 803             const SMDS_MeshElement* anElem = elemIterator->next();
 804             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 805             if ( !aPolyedre ) continue;
 806             // index
 807             TInt aNbFaces = aPolyedre->NbFaces();
 808             index[ iElem+1 ] = index[ iElem ] + aNbFaces;
 809
 810             // face index
 811             for (TInt f = 1; f <= aNbFaces; ++f, ++iFace ) {
 812               int aNbFaceNodes = aPolyedre->NbFaceNodes( f );
 813               faces[ iFace+1 ] = faces[ iFace ] + aNbFaceNodes;
 814             }
 815             // connectivity
 816             SMDS_ElemIteratorPtr nodeIt = anElem->nodesIterator();
 817             while ( nodeIt->more() ) {
 818               const SMDS_MeshElement* aNode = nodeIt->next();
 819 #ifdef _EDF_NODE_IDS_
 820               conn[ iNode ] = aNodeIdMap[aNode->GetID()];
 821 #else
 822               conn[ iNode ] = aNode->GetID();
 823 #endif
 824               ++iNode;
 825             }
 826             // element number
 827             aPolyhInfo->SetElemNum( iElem, anElem->GetID() );
 828
 829             // family number
 830             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 831             aPolyhInfo->SetFamNum( iElem, famNum );
 832
 833             if ( ++iElem == aPolyhInfo->GetNbElem() )
 834               break;
 835           }
 836           myMed->SetPolyedreInfo(aPolyhInfo);
 837         }
 838       } // if (aElemTypeData->_geomType == ePOLYEDRE )
 839
 840       // Treat BALLs
 841       // ----------------
 842       else if (aElemTypeData->_geomType == eBALL )
 843       {
 844         // allocate data arrays
 845         PBallInfo aBallInfo = myMed->CrBallInfo( aMeshInfo,
 846                                                  aElemTypeData->_nbElems );
 847
 848         // build map of family numbers for this type
 849         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 850         {
 851           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 852           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 853         }
 854
 855         elemIterator = myMesh->elementsIterator( SMDSAbs_Ball );
 856         while ( elemIterator->more() )
 857         {
 858           const SMDS_MeshElement* anElem = elemIterator->next();
 859           // connectivity
 860           const SMDS_MeshElement* aNode = anElem->GetNode( 0 );
 861 #ifdef _EDF_NODE_IDS_
 862           (*aBallInfo->myConn)[ iElem ] = aNodeIdMap[aNode->GetID()];
 863 #else
 864           (*aBallInfo->myConn)[ iElem ] = aNode->GetID();
 865 #endif
 866           // element number
 867           aBallInfo->SetElemNum( iElem, anElem->GetID() );
 868
 869           // diameter
 870           aBallInfo->myDiameters[ iElem ] =
 871             static_cast<const SMDS_BallElement*>( anElem )->GetDiameter();
 872
 873           // family number
 874           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 875           aBallInfo->SetFamNum( iElem, famNum );
 876           ++iElem;
 877         }
 878         // store data in a file
 879         myMed->SetBallInfo(aBallInfo);
 880       }
 881
 882       else
 883       {
 884         // Treat standard types
 885         // ---------------------
 886
 887         // allocate data arrays
 888         PCellInfo aCellInfo = myMed->CrCellInfo( aMeshInfo,
 889                                                  aElemTypeData->_entity,
 890                                                  aElemTypeData->_geomType,
 891                                                  aElemTypeData->_nbElems,
 892                                                  theConnMode,
 893                                                  theIsElemNum,
 894                                                  theIsElemNames);
 895         // build map of family numbers for this type
 896         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 897         {
 898           //cout << " fillElemFamilyMap()" << endl;
 899           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 900           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 901         }
 902
 903         TInt aNbNodes = MED::GetNbNodes(aElemTypeData->_geomType);
 904         elemIterator = myMesh->elementsIterator( aElemTypeData->_smdsType );
 905         if ( aElemTypeData->_smdsType == SMDSAbs_0DElement && ! nodesOf0D.empty() )
 906           elemIterator = iterVecIter;
 907         while ( elemIterator->more() )
 908         {
 909           const SMDS_MeshElement* anElem = elemIterator->next();
 910           if ( anElem->NbNodes() != aNbNodes || anElem->IsPoly() )
 911             continue; // other geometry
 912
 913           // connectivity
 914           TConnSlice aTConnSlice = aCellInfo->GetConnSlice( iElem );
 915           for (TInt iNode = 0; iNode < aNbNodes; iNode++) {
 916             const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 917 #ifdef _EDF_NODE_IDS_
 918             aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 919 #else
 920             aTConnSlice[ iNode ] = aNode->GetID();
 921 #endif
 922           }
 923           // element number
 924           aCellInfo->SetElemNum( iElem, anElem->GetID() );
 925
 926           // family number
 927           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 928           aCellInfo->SetFamNum( iElem, famNum );
 929
 930           if ( ++iElem == aCellInfo->GetNbElem() )
 931             break;
 932         }
 933         // store data in a file
 934         myMed->SetCellInfo(aCellInfo);
 935       }
 936
 937     } // loop on geom types
 938
 939
 940   }
 941   catch(const std::exception& exc) {
 942     INFOS("The following exception was caught:\n\t"<<exc.what());
 943     throw;
 944   }
 945   catch(...) {
 946     INFOS("Unknown exception was caught !!!");
 947     throw;
 948   }
 949
 950   myMeshId = -1;
 951   myGroups.clear();
 952   mySubMeshes.clear();
 953   return aResult;
 954 }
 955
 956 //================================================================================
 957 /*!
 958  * \brief Returns nodes on VERTEXes where 0D elements are absent
 959  */
 960 //================================================================================
 961
 962 bool DriverMED_W_SMESHDS_Mesh::
 963 getNodesOfMissing0DOnVert(SMESHDS_Mesh*                         meshDS,
 964                           std::vector<const SMDS_MeshElement*>& nodes)
 965 {
 966   nodes.clear();
 967   for ( int i = 1; i <= meshDS->MaxShapeIndex(); ++i )
 968   {
 969     if ( meshDS->IndexToShape( i ).ShapeType() != TopAbs_VERTEX )
 970       continue;
 971     if ( SMESHDS_SubMesh* sm = meshDS->MeshElements(i) ) {
 972       SMDS_NodeIteratorPtr nIt= sm->GetNodes();
 973       while (nIt->more())
 974       {
 975         const SMDS_MeshNode* n = nIt->next();
 976         if ( n->NbInverseElements( SMDSAbs_0DElement ) == 0 )
 977           nodes.push_back( n );
 978       }
 979     }
 980   }
 981   return !nodes.empty();
 982 }