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( ORDER_LINEAR ),
 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( ORDER_LINEAR ),
 614                                                SMDSAbs_Face));
 615       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 616                                                ePOLYGON2,
 617                                                nbElemInfo.NbPolygons( ORDER_QUADRATIC ),
 618                                                SMDSAbs_Face));
 619       // we need one more loop on QUAD poly elements to count nb of their nodes
 620       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 621                                                ePOLYGON2,
 622                                                nbElemInfo.NbPolygons( ORDER_QUADRATIC ),
 623                                                SMDSAbs_Face));
 624     }
 625 #ifdef _ELEMENTS_BY_DIM_
 626     anEntity = eMAILLE;
 627 #endif
 628     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 629                                              eTETRA4,
 630                                              nbElemInfo.NbTetras( ORDER_LINEAR ),
 631                                              SMDSAbs_Volume));
 632     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 633                                              eTETRA10,
 634                                              nbElemInfo.NbTetras( ORDER_QUADRATIC ),
 635                                              SMDSAbs_Volume));
 636     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 637                                              ePYRA5,
 638                                              nbElemInfo.NbPyramids( ORDER_LINEAR ),
 639                                              SMDSAbs_Volume));
 640     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 641                                              ePYRA13,
 642                                              nbElemInfo.NbPyramids( ORDER_QUADRATIC ),
 643                                              SMDSAbs_Volume));
 644     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 645                                              ePENTA6,
 646                                              nbElemInfo.NbPrisms( ORDER_LINEAR ),
 647                                              SMDSAbs_Volume));
 648     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 649                                              ePENTA15,
 650                                              nbElemInfo.NbPrisms( ORDER_QUADRATIC ),
 651                                              SMDSAbs_Volume));
 652     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 653                                              eHEXA8,
 654                                              nbElemInfo.NbHexas( ORDER_LINEAR ),
 655                                              SMDSAbs_Volume));
 656     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 657                                              eHEXA20,
 658                                              nbElemInfo.NbHexas( ORDER_QUADRATIC )-
 659                                              nbElemInfo.NbTriQuadHexas(),
 660                                              SMDSAbs_Volume));
 661     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 662                                              eHEXA27,
 663                                              nbElemInfo.NbTriQuadHexas(),
 664                                              SMDSAbs_Volume));
 665     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 666                                              eOCTA12,
 667                                              nbElemInfo.NbHexPrisms(),
 668                                              SMDSAbs_Volume));
 669     if ( polyTypesSupported ) {
 670       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 671                                                ePOLYEDRE,
 672                                                nbElemInfo.NbPolyhedrons(),
 673                                                SMDSAbs_Volume));
 674       // we need one more loop on poly elements to count nb of their nodes
 675       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 676                                                ePOLYEDRE,
 677                                                nbElemInfo.NbPolyhedrons(),
 678                                                SMDSAbs_Volume));
 679     }
 680
 681     vector< bool > isElemFamMapBuilt( SMDSAbs_NbElementTypes, false );
 682
 683     // loop on all geom types of elements
 684
 685     list< TElemTypeData >::iterator aElemTypeData = aTElemTypeDatas.begin();
 686     for ( ; aElemTypeData != aTElemTypeDatas.end(); ++aElemTypeData )
 687     {
 688       if ( aElemTypeData->_nbElems == 0 )
 689         continue;
 690
 691       int defaultFamilyId = 0;
 692       switch ( aElemTypeData->_smdsType ) {
 693       case SMDSAbs_0DElement:
 694         defaultFamilyId = my0DElementsDefaultFamilyId;
 695         break;
 696       case SMDSAbs_Ball:
 697         defaultFamilyId = myBallsDefaultFamilyId;
 698         break;
 699       case SMDSAbs_Edge:
 700         defaultFamilyId = myEdgesDefaultFamilyId;
 701         break;
 702       case SMDSAbs_Face:
 703         defaultFamilyId = myFacesDefaultFamilyId;
 704         break;
 705       case SMDSAbs_Volume:
 706         defaultFamilyId = myVolumesDefaultFamilyId;
 707         break;
 708       default:
 709         continue;
 710       }
 711
 712       // iterator on elements of a current type
 713       SMDS_ElemIteratorPtr elemIterator;
 714       int iElem = 0;
 715
 716       // Treat POLYGONs
 717       // ---------------
 718       if ( aElemTypeData->_geomType == ePOLYGONE ||
 719            aElemTypeData->_geomType == ePOLYGON2 )
 720       {
 721         if ( aElemTypeData->_geomType == ePOLYGONE )
 722           elemIterator = myMesh->elementEntityIterator( SMDSEntity_Polygon );
 723         else
 724           elemIterator = myMesh->elementEntityIterator( SMDSEntity_Quad_Polygon );
 725
 726         if ( nbPolygonNodes == 0 ) {
 727           // Count nb of nodes
 728           while ( elemIterator->more() ) {
 729             const SMDS_MeshElement* anElem = elemIterator->next();
 730             nbPolygonNodes += anElem->NbNodes();
 731             if ( ++iElem == aElemTypeData->_nbElems )
 732               break;
 733           }
 734         }
 735         else {
 736           // Store in med file
 737           PPolygoneInfo aPolygoneInfo = myMed->CrPolygoneInfo(aMeshInfo,
 738                                                               aElemTypeData->_entity,
 739                                                               aElemTypeData->_geomType,
 740                                                               aElemTypeData->_nbElems,
 741                                                               nbPolygonNodes,
 742                                                               theConnMode, theIsElemNum,
 743                                                               theIsElemNames);
 744           TElemNum & index = *(aPolygoneInfo->myIndex.get());
 745           index[0] = 1;
 746
 747           while ( elemIterator->more() )
 748           {
 749             const SMDS_MeshElement* anElem = elemIterator->next();
 750             // index
 751             TInt aNbNodes = anElem->NbNodes();
 752             index[ iElem+1 ] = index[ iElem ] + aNbNodes;
 753
 754             // connectivity
 755             TConnSlice aTConnSlice = aPolygoneInfo->GetConnSlice( iElem );
 756             for(TInt iNode = 0; iNode < aNbNodes; iNode++) {
 757               const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 758 #ifdef _EDF_NODE_IDS_
 759               aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 760 #else
 761               aTConnSlice[ iNode ] = aNode->GetID();
 762 #endif
 763             }
 764             // element number
 765             aPolygoneInfo->SetElemNum( iElem, anElem->GetID() );
 766
 767             // family number
 768             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 769             aPolygoneInfo->SetFamNum( iElem, famNum );
 770
 771             if ( ++iElem == aPolygoneInfo->GetNbElem() )
 772               break;
 773           }
 774           myMed->SetPolygoneInfo(aPolygoneInfo);
 775
 776           nbPolygonNodes = 0; // to treat next polygon type
 777         }
 778       }
 779
 780       // Treat POLYEDREs
 781       // ----------------
 782       else if (aElemTypeData->_geomType == ePOLYEDRE )
 783       {
 784         elemIterator = myMesh->elementGeomIterator( SMDSGeom_POLYHEDRA );
 785
 786         if ( nbPolyhedronNodes == 0 ) {
 787           // Count nb of nodes
 788           while ( elemIterator->more() ) {
 789             const SMDS_MeshElement* anElem = elemIterator->next();
 790             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 791             if ( !aPolyedre ) continue;
 792             nbPolyhedronNodes += aPolyedre->NbNodes();
 793             nbPolyhedronFaces += aPolyedre->NbFaces();
 794             if ( ++iElem == aElemTypeData->_nbElems )
 795               break;
 796           }
 797         }
 798         else {
 799           // Store in med file
 800           PPolyedreInfo aPolyhInfo = myMed->CrPolyedreInfo(aMeshInfo,
 801                                                            aElemTypeData->_entity,
 802                                                            aElemTypeData->_geomType,
 803                                                            aElemTypeData->_nbElems,
 804                                                            nbPolyhedronFaces+1,
 805                                                            nbPolyhedronNodes,
 806                                                            theConnMode,
 807                                                            theIsElemNum,
 808                                                            theIsElemNames);
 809           TElemNum & index = *(aPolyhInfo->myIndex.get());
 810           TElemNum & faces = *(aPolyhInfo->myFaces.get());
 811           TElemNum & conn  = *(aPolyhInfo->myConn.get());
 812           index[0] = 1;
 813           faces[0] = 1;
 814
 815           TInt iFace = 0, iNode = 0;
 816           while ( elemIterator->more() )
 817           {
 818             const SMDS_MeshElement* anElem = elemIterator->next();
 819             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 820             if ( !aPolyedre ) continue;
 821             // index
 822             TInt aNbFaces = aPolyedre->NbFaces();
 823             index[ iElem+1 ] = index[ iElem ] + aNbFaces;
 824
 825             // face index
 826             for (TInt f = 1; f <= aNbFaces; ++f, ++iFace ) {
 827               int aNbFaceNodes = aPolyedre->NbFaceNodes( f );
 828               faces[ iFace+1 ] = faces[ iFace ] + aNbFaceNodes;
 829             }
 830             // connectivity
 831             SMDS_ElemIteratorPtr nodeIt = anElem->nodesIterator();
 832             while ( nodeIt->more() ) {
 833               const SMDS_MeshElement* aNode = nodeIt->next();
 834 #ifdef _EDF_NODE_IDS_
 835               conn[ iNode ] = aNodeIdMap[aNode->GetID()];
 836 #else
 837               conn[ iNode ] = aNode->GetID();
 838 #endif
 839               ++iNode;
 840             }
 841             // element number
 842             aPolyhInfo->SetElemNum( iElem, anElem->GetID() );
 843
 844             // family number
 845             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 846             aPolyhInfo->SetFamNum( iElem, famNum );
 847
 848             if ( ++iElem == aPolyhInfo->GetNbElem() )
 849               break;
 850           }
 851           myMed->SetPolyedreInfo(aPolyhInfo);
 852         }
 853       } // if (aElemTypeData->_geomType == ePOLYEDRE )
 854
 855       // Treat BALLs
 856       // ----------------
 857       else if (aElemTypeData->_geomType == eBALL )
 858       {
 859         // allocate data arrays
 860         PBallInfo aBallInfo = myMed->CrBallInfo( aMeshInfo,
 861                                                  aElemTypeData->_nbElems );
 862
 863         // build map of family numbers for this type
 864         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 865         {
 866           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 867           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 868         }
 869
 870         elemIterator = myMesh->elementsIterator( SMDSAbs_Ball );
 871         while ( elemIterator->more() )
 872         {
 873           const SMDS_MeshElement* anElem = elemIterator->next();
 874           // connectivity
 875           const SMDS_MeshElement* aNode = anElem->GetNode( 0 );
 876 #ifdef _EDF_NODE_IDS_
 877           (*aBallInfo->myConn)[ iElem ] = aNodeIdMap[aNode->GetID()];
 878 #else
 879           (*aBallInfo->myConn)[ iElem ] = aNode->GetID();
 880 #endif
 881           // element number
 882           aBallInfo->SetElemNum( iElem, anElem->GetID() );
 883
 884           // diameter
 885           aBallInfo->myDiameters[ iElem ] =
 886             static_cast<const SMDS_BallElement*>( anElem )->GetDiameter();
 887
 888           // family number
 889           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 890           aBallInfo->SetFamNum( iElem, famNum );
 891           ++iElem;
 892         }
 893         // store data in a file
 894         myMed->SetBallInfo(aBallInfo);
 895       }
 896
 897       else
 898       {
 899         // Treat standard types
 900         // ---------------------
 901
 902         // allocate data arrays
 903         PCellInfo aCellInfo = myMed->CrCellInfo( aMeshInfo,
 904                                                  aElemTypeData->_entity,
 905                                                  aElemTypeData->_geomType,
 906                                                  aElemTypeData->_nbElems,
 907                                                  theConnMode,
 908                                                  theIsElemNum,
 909                                                  theIsElemNames);
 910         // build map of family numbers for this type
 911         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 912         {
 913           //cout << " fillElemFamilyMap()" << endl;
 914           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 915           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 916         }
 917
 918         TInt aNbNodes = MED::GetNbNodes(aElemTypeData->_geomType);
 919         elemIterator = myMesh->elementsIterator( aElemTypeData->_smdsType );
 920         if ( aElemTypeData->_smdsType == SMDSAbs_0DElement && ! nodesOf0D.empty() )
 921           elemIterator = iterVecIter;
 922         while ( elemIterator->more() )
 923         {
 924           const SMDS_MeshElement* anElem = elemIterator->next();
 925           if ( anElem->NbNodes() != aNbNodes || anElem->IsPoly() )
 926             continue; // other geometry
 927
 928           // connectivity
 929           TConnSlice aTConnSlice = aCellInfo->GetConnSlice( iElem );
 930           for (TInt iNode = 0; iNode < aNbNodes; iNode++) {
 931             const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 932 #ifdef _EDF_NODE_IDS_
 933             aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 934 #else
 935             aTConnSlice[ iNode ] = aNode->GetID();
 936 #endif
 937           }
 938           // element number
 939           aCellInfo->SetElemNum( iElem, anElem->GetID() );
 940
 941           // family number
 942           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 943           aCellInfo->SetFamNum( iElem, famNum );
 944
 945           if ( ++iElem == aCellInfo->GetNbElem() )
 946             break;
 947         }
 948         // store data in a file
 949         myMed->SetCellInfo(aCellInfo);
 950       }
 951
 952     } // loop on geom types
 953
 954
 955   }
 956   catch(const std::exception& exc) {
 957     INFOS("The following exception was caught:\n\t"<<exc.what());
 958     throw;
 959   }
 960   catch(...) {
 961     INFOS("Unknown exception was caught !!!");
 962     throw;
 963   }
 964
 965   myMeshId = -1;
 966   myGroups.clear();
 967   mySubMeshes.clear();
 968   return aResult;
 969 }
 970
 971 //================================================================================
 972 /*!
 973  * \brief Returns nodes on VERTEXes where 0D elements are absent
 974  */
 975 //================================================================================
 976
 977 bool DriverMED_W_SMESHDS_Mesh::
 978 getNodesOfMissing0DOnVert(SMESHDS_Mesh*                         meshDS,
 979                           std::vector<const SMDS_MeshElement*>& nodes)
 980 {
 981   nodes.clear();
 982   for ( int i = 1; i <= meshDS->MaxShapeIndex(); ++i )
 983   {
 984     if ( meshDS->IndexToShape( i ).ShapeType() != TopAbs_VERTEX )
 985       continue;
 986     if ( SMESHDS_SubMesh* sm = meshDS->MeshElements(i) ) {
 987       SMDS_NodeIteratorPtr nIt= sm->GetNodes();
 988       while (nIt->more())
 989       {
 990         const SMDS_MeshNode* n = nIt->next();
 991         if ( n->NbInverseElements( SMDSAbs_0DElement ) == 0 )
 992           nodes.push_back( n );
 993       }
 994     }
 995   }
 996   return !nodes.empty();
 997 }