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   myAddODOnVertices(false)
  61 {}
  62
  63 void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName,
  64                                        MED::EVersion      theId)
  65 {
  66   Driver_SMESHDS_Mesh::SetFile(theFileName);
  67   myMedVersion = theId;
  68 }
  69
  70 void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName)
  71 {
  72   Driver_SMESHDS_Mesh::SetFile(theFileName);
  73 }
  74
  75 string DriverMED_W_SMESHDS_Mesh::GetVersionString(const MED::EVersion theVersion, int theNbDigits)
  76 {
  77   TInt majeur, mineur, release;
  78   majeur =  mineur = release = 0;
  79 //   if ( theVersion == eV2_1 )
  80 //     MED::GetVersionRelease<eV2_1>(majeur, mineur, release);
  81 //   else
  82     MED::GetVersionRelease<eV2_2>(majeur, mineur, release);
  83   ostringstream name;
  84   if ( theNbDigits > 0 )
  85     name << majeur;
  86   if ( theNbDigits > 1 )
  87     name << "." << mineur;
  88   if ( theNbDigits > 2 )
  89     name << "." << release;
  90   return name.str();
  91 }
  92
  93 void DriverMED_W_SMESHDS_Mesh::AddGroup(SMESHDS_GroupBase* theGroup)
  94 {
  95   myGroups.push_back(theGroup);
  96 }
  97
  98 void DriverMED_W_SMESHDS_Mesh::AddAllSubMeshes()
  99 {
 100   myAllSubMeshes = true;
 101 }
 102
 103 void DriverMED_W_SMESHDS_Mesh::AddSubMesh(SMESHDS_SubMesh* theSubMesh, int theID)
 104 {
 105   mySubMeshes.push_back( theSubMesh );
 106 }
 107
 108 void DriverMED_W_SMESHDS_Mesh::AddGroupOfNodes()
 109 {
 110   myDoGroupOfNodes = true;
 111 }
 112
 113 void DriverMED_W_SMESHDS_Mesh::AddGroupOfEdges()
 114 {
 115   myDoGroupOfEdges = true;
 116 }
 117
 118 void DriverMED_W_SMESHDS_Mesh::AddGroupOfFaces()
 119 {
 120   myDoGroupOfFaces = true;
 121 }
 122
 123 void DriverMED_W_SMESHDS_Mesh::AddGroupOfVolumes()
 124 {
 125   myDoGroupOfVolumes = true;
 126 }
 127
 128 namespace
 129 {
 130   typedef double (SMDS_MeshNode::* TGetCoord)() const;
 131   typedef const char* TName;
 132   typedef const char* TUnit;
 133
 134   // name length in a mesh must be equal to 16 :
 135   //         1234567890123456
 136   TName M = "m               ";
 137   TName X = "x               ";
 138   TName Y = "y               ";
 139   TName Z = "z               ";
 140
 141   TUnit aUnit[3] = {M,M,M};
 142
 143   // 3 dim
 144   TGetCoord aXYZGetCoord[3] = {
 145     &SMDS_MeshNode::X,
 146     &SMDS_MeshNode::Y,
 147     &SMDS_MeshNode::Z
 148   };
 149   TName aXYZName[3] = {X,Y,Z};
 150
 151   // 2 dim
 152   TGetCoord aXYGetCoord[2] = {
 153     &SMDS_MeshNode::X,
 154     &SMDS_MeshNode::Y
 155   };
 156   TName aXYName[2] = {X,Y};
 157
 158   TGetCoord aYZGetCoord[2] = {
 159     &SMDS_MeshNode::Y,
 160     &SMDS_MeshNode::Z
 161   };
 162   TName aYZName[2] = {Y,Z};
 163
 164   TGetCoord aXZGetCoord[2] = {
 165     &SMDS_MeshNode::X,
 166     &SMDS_MeshNode::Z
 167   };
 168   TName aXZName[2] = {X,Z};
 169
 170   // 1 dim
 171   TGetCoord aXGetCoord[1] = {
 172     &SMDS_MeshNode::X
 173   };
 174   TName aXName[1] = {X};
 175
 176   TGetCoord aYGetCoord[1] = {
 177     &SMDS_MeshNode::Y
 178   };
 179   TName aYName[1] = {Y};
 180
 181   TGetCoord aZGetCoord[1] = {
 182     &SMDS_MeshNode::Z
 183   };
 184   TName aZName[1] = {Z};
 185
 186
 187   class TCoordHelper{
 188     SMDS_NodeIteratorPtr myNodeIter;
 189     const SMDS_MeshNode* myCurrentNode;
 190     TGetCoord* myGetCoord;
 191     TName* myName;
 192     TUnit* myUnit;
 193   public:
 194     TCoordHelper(const SMDS_NodeIteratorPtr& theNodeIter,
 195                  TGetCoord* theGetCoord,
 196                  TName* theName,
 197                  TUnit* theUnit = aUnit):
 198       myNodeIter(theNodeIter),
 199       myGetCoord(theGetCoord),
 200       myName(theName),
 201       myUnit(theUnit)
 202     {}
 203     virtual ~TCoordHelper(){}
 204     bool Next(){
 205       return myNodeIter->more() &&
 206         (myCurrentNode = myNodeIter->next());
 207     }
 208     const SMDS_MeshNode* GetNode(){
 209       return myCurrentNode;
 210     }
 211     MED::TIntVector::value_type GetID(){
 212       return myCurrentNode->GetID();
 213     }
 214     MED::TFloatVector::value_type GetCoord(TInt theCoodId){
 215       return (myCurrentNode->*myGetCoord[theCoodId])();
 216     }
 217     MED::TStringVector::value_type GetName(TInt theDimId){
 218       return myName[theDimId];
 219     }
 220     MED::TStringVector::value_type GetUnit(TInt theDimId){
 221       return myUnit[theDimId];
 222     }
 223   };
 224   typedef boost::shared_ptr<TCoordHelper> TCoordHelperPtr;
 225
 226   //-------------------------------------------------------
 227   /*!
 228    * \brief Structure describing element type
 229    */
 230   //-------------------------------------------------------
 231   struct TElemTypeData
 232   {
 233     EEntiteMaillage     _entity;
 234     EGeometrieElement   _geomType;
 235     TInt                _nbElems;
 236     SMDSAbs_ElementType _smdsType;
 237
 238     TElemTypeData (EEntiteMaillage entity, EGeometrieElement geom, TInt nb, SMDSAbs_ElementType type)
 239       : _entity(entity), _geomType(geom), _nbElems( nb ), _smdsType( type ) {}
 240   };
 241
 242
 243   typedef NCollection_DataMap< Standard_Address, int > TElemFamilyMap;
 244
 245   //================================================================================
 246   /*!
 247    * \brief Fills element to famaly ID map for element type.
 248    * Removes all families of anElemType
 249    */
 250   //================================================================================
 251
 252   void fillElemFamilyMap( TElemFamilyMap &            anElemFamMap,
 253                           list<DriverMED_FamilyPtr> & aFamilies,
 254                           const SMDSAbs_ElementType   anElemType)
 255   {
 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 ElementsSet&              anElems = (*aFamsIter)->GetElements();
 266         ElementsSet::const_iterator anElemsIter = anElems.begin();
 267         for (; anElemsIter != anElems.end(); anElemsIter++)
 268         {
 269           anElemFamMap.Bind( (Standard_Address)*anElemsIter, aFamId );
 270         }
 271         // remove a family from the list
 272         aFamilies.erase( aFamsIter++ );
 273       }
 274     }
 275   }
 276
 277   //================================================================================
 278   /*!
 279    * \brief For an element, return family ID found in the map or a default one
 280    */
 281   //================================================================================
 282
 283   int getFamilyId( const TElemFamilyMap &  anElemFamMap,
 284                    const SMDS_MeshElement* anElement,
 285                    const int               aDefaultFamilyId)
 286   {
 287     if ( anElemFamMap.IsBound( (Standard_Address) anElement ))
 288       return anElemFamMap( (Standard_Address) anElement );
 289
 290     return aDefaultFamilyId;
 291   }
 292
 293   //================================================================================
 294   /*!
 295    * \brief Returns iterator on sub-meshes
 296    */
 297   //================================================================================
 298
 299   SMESHDS_SubMeshIteratorPtr getIterator( std::vector<SMESHDS_SubMesh*>& mySubMeshes )
 300   {
 301     return SMESHDS_SubMeshIteratorPtr
 302       ( new SMDS_SetIterator
 303         < const SMESHDS_SubMesh*, std::vector< SMESHDS_SubMesh* >::iterator >( mySubMeshes.begin(),
 304                                                                                mySubMeshes.end() ));
 305   }
 306 }
 307
 308 Driver_Mesh::Status DriverMED_W_SMESHDS_Mesh::Perform()
 309 {
 310   Status aResult = DRS_OK;
 311   if (myMesh->hasConstructionEdges() || myMesh->hasConstructionFaces()) {
 312     INFOS("SMDS_MESH with hasConstructionEdges() or hasConstructionFaces() do not supports!!!");
 313     return DRS_FAIL;
 314   }
 315   try {
 316     MESSAGE("Perform - myFile : "<<myFile);
 317
 318     // Creating the MED mesh for corresponding SMDS structure
 319     //-------------------------------------------------------
 320     string aMeshName;
 321     if (myMeshId != -1) {
 322       ostringstream aMeshNameStr;
 323       aMeshNameStr<<myMeshId;
 324       aMeshName = aMeshNameStr.str();
 325     } else {
 326       aMeshName = myMeshName;
 327     }
 328
 329     // Mesh dimension definition
 330     TInt aSpaceDimension = 3;
 331     TCoordHelperPtr aCoordHelperPtr;
 332     {
 333       bool anIsXDimension = false;
 334       bool anIsYDimension = false;
 335       bool anIsZDimension = false;
 336       if ( myAutoDimension )
 337       {
 338         SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator();
 339         double aBounds[6];
 340         if(aNodesIter->more()){
 341           const SMDS_MeshNode* aNode = aNodesIter->next();
 342           aBounds[0] = aBounds[1] = aNode->X();
 343           aBounds[2] = aBounds[3] = aNode->Y();
 344           aBounds[4] = aBounds[5] = aNode->Z();
 345         }
 346         while(aNodesIter->more()){
 347           const SMDS_MeshNode* aNode = aNodesIter->next();
 348           aBounds[0] = min(aBounds[0],aNode->X());
 349           aBounds[1] = max(aBounds[1],aNode->X());
 350
 351           aBounds[2] = min(aBounds[2],aNode->Y());
 352           aBounds[3] = max(aBounds[3],aNode->Y());
 353
 354           aBounds[4] = min(aBounds[4],aNode->Z());
 355           aBounds[5] = max(aBounds[5],aNode->Z());
 356         }
 357
 358         double EPS = 1.0E-7;
 359         anIsXDimension = (aBounds[1] - aBounds[0]) + abs(aBounds[1]) + abs(aBounds[0]) > EPS;
 360         anIsYDimension = (aBounds[3] - aBounds[2]) + abs(aBounds[3]) + abs(aBounds[2]) > EPS;
 361         anIsZDimension = (aBounds[5] - aBounds[4]) + abs(aBounds[5]) + abs(aBounds[4]) > EPS;
 362         aSpaceDimension = anIsXDimension + anIsYDimension + anIsZDimension;
 363         if(!aSpaceDimension)
 364           aSpaceDimension = 3;
 365         // PAL16857(SMESH not conform to the MED convention):
 366         if ( aSpaceDimension == 2 && anIsZDimension ) // 2D only if mesh is in XOY plane
 367           aSpaceDimension = 3;
 368         // PAL18941(a saved study with a mesh belong Z is opened and the mesh is belong X)
 369         if ( aSpaceDimension == 1 && !anIsXDimension ) {// 1D only if mesh is along OX
 370           if ( anIsYDimension ) {
 371             aSpaceDimension = 2;
 372             anIsXDimension = true;
 373           } else {
 374             aSpaceDimension = 3;
 375           }
 376         }
 377       }
 378
 379       SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator(/*idInceasingOrder=*/true);
 380       switch(aSpaceDimension){
 381       case 3:
 382         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYZGetCoord,aXYZName));
 383         break;
 384       case 2:
 385         if(anIsXDimension && anIsYDimension)
 386           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYGetCoord,aXYName));
 387         if(anIsYDimension && anIsZDimension)
 388           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYZGetCoord,aYZName));
 389         if(anIsXDimension && anIsZDimension)
 390           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXZGetCoord,aXZName));
 391         break;
 392       case 1:
 393         if(anIsXDimension)
 394           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXGetCoord,aXName));
 395         if(anIsYDimension)
 396           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYGetCoord,aYName));
 397         if(anIsZDimension)
 398           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aZGetCoord,aZName));
 399         break;
 400       }
 401     }
 402     TInt aMeshDimension = 0;
 403     if ( myMesh->NbEdges() > 0 )
 404       aMeshDimension = 1;
 405     if ( myMesh->NbFaces() > 0 )
 406       aMeshDimension = 2;
 407     if ( myMesh->NbVolumes() > 0 )
 408       aMeshDimension = 3;
 409
 410     MED::PWrapper myMed = CrWrapper(myFile,myMedVersion);
 411     PMeshInfo aMeshInfo = myMed->CrMeshInfo(aMeshDimension,aSpaceDimension,aMeshName);
 412     MESSAGE("Add - aMeshName : "<<aMeshName<<"; "<<aMeshInfo->GetName());
 413     myMed->SetMeshInfo(aMeshInfo);
 414
 415     // Storing SMDS groups and sub-meshes as med families
 416     //----------------------------------------------------
 417     int myNodesDefaultFamilyId      = 0;
 418     int my0DElementsDefaultFamilyId = 0;
 419     int myBallsDefaultFamilyId      = 0;
 420     int myEdgesDefaultFamilyId      = 0;
 421     int myFacesDefaultFamilyId      = 0;
 422     int myVolumesDefaultFamilyId    = 0;
 423     int nbNodes      = myMesh->NbNodes();
 424     int nb0DElements = myMesh->Nb0DElements();
 425     int nbBalls      = myMesh->NbBalls();
 426     int nbEdges      = myMesh->NbEdges();
 427     int nbFaces      = myMesh->NbFaces();
 428     int nbVolumes    = myMesh->NbVolumes();
 429     if (myDoGroupOfNodes && nbNodes) myNodesDefaultFamilyId = REST_NODES_FAMILY;
 430     if (myDoGroupOfEdges && nbEdges) myEdgesDefaultFamilyId = REST_EDGES_FAMILY;
 431     if (myDoGroupOfFaces && nbFaces) myFacesDefaultFamilyId = REST_FACES_FAMILY;
 432     if (myDoGroupOfVolumes && nbVolumes) myVolumesDefaultFamilyId = REST_VOLUMES_FAMILY;
 433     if (myDoGroupOf0DElems && nb0DElements) my0DElementsDefaultFamilyId = REST_0DELEM_FAMILY;
 434     if (myDoGroupOfBalls && nbBalls) myBallsDefaultFamilyId = REST_BALL_FAMILY;
 435
 436     MESSAGE("Perform - aFamilyInfo");
 437     list<DriverMED_FamilyPtr> aFamilies;
 438     if (myAllSubMeshes) {
 439       aFamilies = DriverMED_Family::MakeFamilies
 440         (myMesh->SubMeshes(), myGroups,
 441          myDoGroupOfNodes   && nbNodes,
 442          myDoGroupOfEdges   && nbEdges,
 443          myDoGroupOfFaces   && nbFaces,
 444          myDoGroupOfVolumes && nbVolumes,
 445          myDoGroupOf0DElems && nb0DElements,
 446          myDoGroupOfBalls   && nbBalls);
 447     } else {
 448       aFamilies = DriverMED_Family::MakeFamilies
 449         (getIterator( mySubMeshes ), myGroups,
 450          myDoGroupOfNodes   && nbNodes,
 451          myDoGroupOfEdges   && nbEdges,
 452          myDoGroupOfFaces   && nbFaces,
 453          myDoGroupOfVolumes && nbVolumes,
 454          myDoGroupOf0DElems && nb0DElements,
 455          myDoGroupOfBalls   && nbBalls);
 456     }
 457     list<DriverMED_FamilyPtr>::iterator aFamsIter;
 458     for (aFamsIter = aFamilies.begin(); aFamsIter != aFamilies.end(); aFamsIter++)
 459     {
 460       PFamilyInfo aFamilyInfo = (*aFamsIter)->GetFamilyInfo(myMed,aMeshInfo);
 461       myMed->SetFamilyInfo(aFamilyInfo);
 462     }
 463
 464     // Storing SMDS nodes to the MED file for the MED mesh
 465     //----------------------------------------------------
 466 #ifdef _EDF_NODE_IDS_
 467     typedef map<TInt,TInt> TNodeIdMap;
 468     TNodeIdMap aNodeIdMap;
 469 #endif
 470     const EModeSwitch   theMode        = eFULL_INTERLACE;
 471     const ERepere       theSystem      = eCART;
 472     const EBooleen      theIsElemNum   = eVRAI;
 473     const EBooleen      theIsElemNames = eFAUX;
 474     const EConnectivite theConnMode    = eNOD;
 475
 476     TInt aNbNodes = myMesh->NbNodes();
 477     PNodeInfo aNodeInfo = myMed->CrNodeInfo(aMeshInfo, aNbNodes,
 478                                             theMode, theSystem, theIsElemNum, theIsElemNames);
 479
 480     //cout << " fillElemFamilyMap( SMDSAbs_Node )" << endl;
 481     // find family numbers for nodes
 482     TElemFamilyMap anElemFamMap;
 483     fillElemFamilyMap( anElemFamMap, aFamilies, SMDSAbs_Node );
 484
 485     for (TInt iNode = 0; aCoordHelperPtr->Next(); iNode++)
 486     {
 487       // coordinates
 488       TCoordSlice aTCoordSlice = aNodeInfo->GetCoordSlice( iNode );
 489       for(TInt iCoord = 0; iCoord < aSpaceDimension; iCoord++){
 490         aTCoordSlice[iCoord] = aCoordHelperPtr->GetCoord(iCoord);
 491       }
 492       // node number
 493       int aNodeID = aCoordHelperPtr->GetID();
 494       aNodeInfo->SetElemNum( iNode, aNodeID );
 495 #ifdef _EDF_NODE_IDS_
 496       aNodeIdMap.insert( aNodeIdMap.end(), make_pair( aNodeID, iNode+1 ));
 497 #endif
 498       // family number
 499       const SMDS_MeshNode* aNode = aCoordHelperPtr->GetNode();
 500       int famNum = getFamilyId( anElemFamMap, aNode, myNodesDefaultFamilyId );
 501       aNodeInfo->SetFamNum( iNode, famNum );
 502     }
 503     anElemFamMap.Clear();
 504
 505     // coordinate names and units
 506     for (TInt iCoord = 0; iCoord < aSpaceDimension; iCoord++) {
 507       aNodeInfo->SetCoordName( iCoord, aCoordHelperPtr->GetName(iCoord));
 508       aNodeInfo->SetCoordUnit( iCoord, aCoordHelperPtr->GetUnit(iCoord));
 509     }
 510
 511     //cout << " SetNodeInfo(aNodeInfo)" << endl;
 512     MESSAGE("Perform - aNodeInfo->GetNbElem() = "<<aNbNodes);
 513     myMed->SetNodeInfo(aNodeInfo);
 514     aNodeInfo.reset(); // free memory used for arrays
 515
 516
 517     // Storing SMDS elements to the MED file for the MED mesh
 518     //-------------------------------------------------------
 519     // Write one element type at once in order to minimize memory usage (PAL19276)
 520
 521     const SMDS_MeshInfo& nbElemInfo = myMesh->GetMeshInfo();
 522
 523     // poly elements are not supported by med-2.1
 524     bool polyTypesSupported = ( myMed->CrPolygoneInfo(aMeshInfo,eMAILLE,ePOLYGONE,0,0).get() != 0 );
 525     TInt nbPolygonNodes = 0, nbPolyhedronNodes = 0, nbPolyhedronFaces = 0;
 526
 527     // nodes on VERTEXes where 0D elements are absent
 528     std::vector<const SMDS_MeshElement*> nodesOf0D;
 529     std::vector< SMDS_ElemIteratorPtr > iterVec;
 530     SMDS_ElemIteratorPtr iterVecIter;
 531     if ( myAddODOnVertices && getNodesOfMissing0DOnVert( myMesh, nodesOf0D ))
 532     {
 533       iterVec.resize(2);
 534       iterVec[0] = myMesh->elementsIterator( SMDSAbs_0DElement );
 535       iterVec[1] = SMDS_ElemIteratorPtr
 536         ( new SMDS_ElementVectorIterator( nodesOf0D.begin(), nodesOf0D.end() ));
 537
 538       typedef SMDS_IteratorOnIterators
 539         < const SMDS_MeshElement *, std::vector< SMDS_ElemIteratorPtr > > TItIterator;
 540       iterVecIter = SMDS_ElemIteratorPtr( new TItIterator( iterVec ));
 541     }
 542
 543     // collect info on all geom types
 544
 545     list< TElemTypeData > aTElemTypeDatas;
 546
 547     EEntiteMaillage anEntity = eMAILLE;
 548 #ifdef _ELEMENTS_BY_DIM_
 549     anEntity = eNOEUD_ELEMENT;
 550 #endif
 551     aTElemTypeDatas.push_back(TElemTypeData(anEntity,
 552                                             ePOINT1,
 553                                             nbElemInfo.Nb0DElements() + nodesOf0D.size(),
 554                                             SMDSAbs_0DElement));
 555 #ifdef _ELEMENTS_BY_DIM_
 556     anEntity = eSTRUCT_ELEMENT;
 557 #endif
 558     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 559                                              eBALL,
 560                                              nbElemInfo.NbBalls(),
 561                                              SMDSAbs_Ball));
 562 #ifdef _ELEMENTS_BY_DIM_
 563     anEntity = eARETE;
 564 #endif
 565     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 566                                              eSEG2,
 567                                              nbElemInfo.NbEdges( ORDER_LINEAR ),
 568                                              SMDSAbs_Edge));
 569     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 570                                              eSEG3,
 571                                              nbElemInfo.NbEdges( ORDER_QUADRATIC ),
 572                                              SMDSAbs_Edge));
 573 #ifdef _ELEMENTS_BY_DIM_
 574     anEntity = eFACE;
 575 #endif
 576     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 577                                              eTRIA3,
 578                                              nbElemInfo.NbTriangles( ORDER_LINEAR ),
 579                                              SMDSAbs_Face));
 580     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 581                                              eTRIA6,
 582                                              nbElemInfo.NbTriangles( ORDER_QUADRATIC ) -
 583                                              nbElemInfo.NbBiQuadTriangles(),
 584                                              SMDSAbs_Face));
 585     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 586                                              eTRIA7,
 587                                              nbElemInfo.NbBiQuadTriangles(),
 588                                              SMDSAbs_Face));
 589     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 590                                              eQUAD4,
 591                                              nbElemInfo.NbQuadrangles( ORDER_LINEAR ),
 592                                              SMDSAbs_Face));
 593     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 594                                              eQUAD8,
 595                                              nbElemInfo.NbQuadrangles( ORDER_QUADRATIC ) -
 596                                              nbElemInfo.NbBiQuadQuadrangles(),
 597                                              SMDSAbs_Face));
 598     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 599                                              eQUAD9,
 600                                              nbElemInfo.NbBiQuadQuadrangles(),
 601                                              SMDSAbs_Face));
 602     if ( polyTypesSupported ) {
 603       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 604                                                ePOLYGONE,
 605                                                nbElemInfo.NbPolygons( ORDER_LINEAR ),
 606                                                SMDSAbs_Face));
 607       // we need one more loop on poly elements to count nb of their nodes
 608       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 609                                                ePOLYGONE,
 610                                                nbElemInfo.NbPolygons( ORDER_LINEAR ),
 611                                                SMDSAbs_Face));
 612       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 613                                                ePOLYGON2,
 614                                                nbElemInfo.NbPolygons( ORDER_QUADRATIC ),
 615                                                SMDSAbs_Face));
 616       // we need one more loop on QUAD poly elements to count nb of their nodes
 617       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 618                                                ePOLYGON2,
 619                                                nbElemInfo.NbPolygons( ORDER_QUADRATIC ),
 620                                                SMDSAbs_Face));
 621     }
 622 #ifdef _ELEMENTS_BY_DIM_
 623     anEntity = eMAILLE;
 624 #endif
 625     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 626                                              eTETRA4,
 627                                              nbElemInfo.NbTetras( ORDER_LINEAR ),
 628                                              SMDSAbs_Volume));
 629     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 630                                              eTETRA10,
 631                                              nbElemInfo.NbTetras( ORDER_QUADRATIC ),
 632                                              SMDSAbs_Volume));
 633     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 634                                              ePYRA5,
 635                                              nbElemInfo.NbPyramids( ORDER_LINEAR ),
 636                                              SMDSAbs_Volume));
 637     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 638                                              ePYRA13,
 639                                              nbElemInfo.NbPyramids( ORDER_QUADRATIC ),
 640                                              SMDSAbs_Volume));
 641     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 642                                              ePENTA6,
 643                                              nbElemInfo.NbPrisms( ORDER_LINEAR ),
 644                                              SMDSAbs_Volume));
 645     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 646                                              ePENTA15,
 647                                              nbElemInfo.NbPrisms( ORDER_QUADRATIC ),
 648                                              SMDSAbs_Volume));
 649     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 650                                              eHEXA8,
 651                                              nbElemInfo.NbHexas( ORDER_LINEAR ),
 652                                              SMDSAbs_Volume));
 653     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 654                                              eHEXA20,
 655                                              nbElemInfo.NbHexas( ORDER_QUADRATIC )-
 656                                              nbElemInfo.NbTriQuadHexas(),
 657                                              SMDSAbs_Volume));
 658     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 659                                              eHEXA27,
 660                                              nbElemInfo.NbTriQuadHexas(),
 661                                              SMDSAbs_Volume));
 662     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 663                                              eOCTA12,
 664                                              nbElemInfo.NbHexPrisms(),
 665                                              SMDSAbs_Volume));
 666     if ( polyTypesSupported ) {
 667       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 668                                                ePOLYEDRE,
 669                                                nbElemInfo.NbPolyhedrons(),
 670                                                SMDSAbs_Volume));
 671       // we need one more loop on poly elements to count nb of their nodes
 672       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 673                                                ePOLYEDRE,
 674                                                nbElemInfo.NbPolyhedrons(),
 675                                                SMDSAbs_Volume));
 676     }
 677
 678     vector< bool > isElemFamMapBuilt( SMDSAbs_NbElementTypes, false );
 679
 680     // loop on all geom types of elements
 681
 682     list< TElemTypeData >::iterator aElemTypeData = aTElemTypeDatas.begin();
 683     for ( ; aElemTypeData != aTElemTypeDatas.end(); ++aElemTypeData )
 684     {
 685       if ( aElemTypeData->_nbElems == 0 )
 686         continue;
 687
 688       int defaultFamilyId = 0;
 689       switch ( aElemTypeData->_smdsType ) {
 690       case SMDSAbs_0DElement:
 691         defaultFamilyId = my0DElementsDefaultFamilyId;
 692         break;
 693       case SMDSAbs_Ball:
 694         defaultFamilyId = myBallsDefaultFamilyId;
 695         break;
 696       case SMDSAbs_Edge:
 697         defaultFamilyId = myEdgesDefaultFamilyId;
 698         break;
 699       case SMDSAbs_Face:
 700         defaultFamilyId = myFacesDefaultFamilyId;
 701         break;
 702       case SMDSAbs_Volume:
 703         defaultFamilyId = myVolumesDefaultFamilyId;
 704         break;
 705       default:
 706         continue;
 707       }
 708
 709       // iterator on elements of a current type
 710       SMDS_ElemIteratorPtr elemIterator;
 711       int iElem = 0;
 712
 713       // Treat POLYGONs
 714       // ---------------
 715       if ( aElemTypeData->_geomType == ePOLYGONE ||
 716            aElemTypeData->_geomType == ePOLYGON2 )
 717       {
 718         if ( aElemTypeData->_geomType == ePOLYGONE )
 719           elemIterator = myMesh->elementEntityIterator( SMDSEntity_Polygon );
 720         else
 721           elemIterator = myMesh->elementEntityIterator( SMDSEntity_Quad_Polygon );
 722
 723         if ( nbPolygonNodes == 0 ) {
 724           // Count nb of nodes
 725           while ( elemIterator->more() ) {
 726             const SMDS_MeshElement* anElem = elemIterator->next();
 727             nbPolygonNodes += anElem->NbNodes();
 728             if ( ++iElem == aElemTypeData->_nbElems )
 729               break;
 730           }
 731         }
 732         else {
 733           // Store in med file
 734           PPolygoneInfo aPolygoneInfo = myMed->CrPolygoneInfo(aMeshInfo,
 735                                                               aElemTypeData->_entity,
 736                                                               aElemTypeData->_geomType,
 737                                                               aElemTypeData->_nbElems,
 738                                                               nbPolygonNodes,
 739                                                               theConnMode, theIsElemNum,
 740                                                               theIsElemNames);
 741           TElemNum & index = *(aPolygoneInfo->myIndex.get());
 742           index[0] = 1;
 743
 744           while ( elemIterator->more() )
 745           {
 746             const SMDS_MeshElement* anElem = elemIterator->next();
 747             // index
 748             TInt aNbNodes = anElem->NbNodes();
 749             index[ iElem+1 ] = index[ iElem ] + aNbNodes;
 750
 751             // connectivity
 752             TConnSlice aTConnSlice = aPolygoneInfo->GetConnSlice( iElem );
 753             for(TInt iNode = 0; iNode < aNbNodes; iNode++) {
 754               const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 755 #ifdef _EDF_NODE_IDS_
 756               aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 757 #else
 758               aTConnSlice[ iNode ] = aNode->GetID();
 759 #endif
 760             }
 761             // element number
 762             aPolygoneInfo->SetElemNum( iElem, anElem->GetID() );
 763
 764             // family number
 765             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 766             aPolygoneInfo->SetFamNum( iElem, famNum );
 767
 768             if ( ++iElem == aPolygoneInfo->GetNbElem() )
 769               break;
 770           }
 771           myMed->SetPolygoneInfo(aPolygoneInfo);
 772
 773           nbPolygonNodes = 0; // to treat next polygon type
 774         }
 775       }
 776
 777       // Treat POLYEDREs
 778       // ----------------
 779       else if (aElemTypeData->_geomType == ePOLYEDRE )
 780       {
 781         elemIterator = myMesh->elementGeomIterator( SMDSGeom_POLYHEDRA );
 782
 783         if ( nbPolyhedronNodes == 0 ) {
 784           // Count nb of nodes
 785           while ( elemIterator->more() ) {
 786             const SMDS_MeshElement* anElem = elemIterator->next();
 787             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 788             if ( !aPolyedre ) continue;
 789             nbPolyhedronNodes += aPolyedre->NbNodes();
 790             nbPolyhedronFaces += aPolyedre->NbFaces();
 791             if ( ++iElem == aElemTypeData->_nbElems )
 792               break;
 793           }
 794         }
 795         else {
 796           // Store in med file
 797           PPolyedreInfo aPolyhInfo = myMed->CrPolyedreInfo(aMeshInfo,
 798                                                            aElemTypeData->_entity,
 799                                                            aElemTypeData->_geomType,
 800                                                            aElemTypeData->_nbElems,
 801                                                            nbPolyhedronFaces+1,
 802                                                            nbPolyhedronNodes,
 803                                                            theConnMode,
 804                                                            theIsElemNum,
 805                                                            theIsElemNames);
 806           TElemNum & index = *(aPolyhInfo->myIndex.get());
 807           TElemNum & faces = *(aPolyhInfo->myFaces.get());
 808           TElemNum & conn  = *(aPolyhInfo->myConn.get());
 809           index[0] = 1;
 810           faces[0] = 1;
 811
 812           TInt iFace = 0, iNode = 0;
 813           while ( elemIterator->more() )
 814           {
 815             const SMDS_MeshElement* anElem = elemIterator->next();
 816             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 817             if ( !aPolyedre ) continue;
 818             // index
 819             TInt aNbFaces = aPolyedre->NbFaces();
 820             index[ iElem+1 ] = index[ iElem ] + aNbFaces;
 821
 822             // face index
 823             for (TInt f = 1; f <= aNbFaces; ++f, ++iFace ) {
 824               int aNbFaceNodes = aPolyedre->NbFaceNodes( f );
 825               faces[ iFace+1 ] = faces[ iFace ] + aNbFaceNodes;
 826             }
 827             // connectivity
 828             SMDS_ElemIteratorPtr nodeIt = anElem->nodesIterator();
 829             while ( nodeIt->more() ) {
 830               const SMDS_MeshElement* aNode = nodeIt->next();
 831 #ifdef _EDF_NODE_IDS_
 832               conn[ iNode ] = aNodeIdMap[aNode->GetID()];
 833 #else
 834               conn[ iNode ] = aNode->GetID();
 835 #endif
 836               ++iNode;
 837             }
 838             // element number
 839             aPolyhInfo->SetElemNum( iElem, anElem->GetID() );
 840
 841             // family number
 842             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 843             aPolyhInfo->SetFamNum( iElem, famNum );
 844
 845             if ( ++iElem == aPolyhInfo->GetNbElem() )
 846               break;
 847           }
 848           myMed->SetPolyedreInfo(aPolyhInfo);
 849         }
 850       } // if (aElemTypeData->_geomType == ePOLYEDRE )
 851
 852       // Treat BALLs
 853       // ----------------
 854       else if (aElemTypeData->_geomType == eBALL )
 855       {
 856         // allocate data arrays
 857         PBallInfo aBallInfo = myMed->CrBallInfo( aMeshInfo,
 858                                                  aElemTypeData->_nbElems );
 859
 860         // build map of family numbers for this type
 861         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 862         {
 863           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 864           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 865         }
 866
 867         elemIterator = myMesh->elementsIterator( SMDSAbs_Ball );
 868         while ( elemIterator->more() )
 869         {
 870           const SMDS_MeshElement* anElem = elemIterator->next();
 871           // connectivity
 872           const SMDS_MeshElement* aNode = anElem->GetNode( 0 );
 873 #ifdef _EDF_NODE_IDS_
 874           (*aBallInfo->myConn)[ iElem ] = aNodeIdMap[aNode->GetID()];
 875 #else
 876           (*aBallInfo->myConn)[ iElem ] = aNode->GetID();
 877 #endif
 878           // element number
 879           aBallInfo->SetElemNum( iElem, anElem->GetID() );
 880
 881           // diameter
 882           aBallInfo->myDiameters[ iElem ] =
 883             static_cast<const SMDS_BallElement*>( anElem )->GetDiameter();
 884
 885           // family number
 886           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 887           aBallInfo->SetFamNum( iElem, famNum );
 888           ++iElem;
 889         }
 890         // store data in a file
 891         myMed->SetBallInfo(aBallInfo);
 892       }
 893
 894       else
 895       {
 896         // Treat standard types
 897         // ---------------------
 898
 899         // allocate data arrays
 900         PCellInfo aCellInfo = myMed->CrCellInfo( aMeshInfo,
 901                                                  aElemTypeData->_entity,
 902                                                  aElemTypeData->_geomType,
 903                                                  aElemTypeData->_nbElems,
 904                                                  theConnMode,
 905                                                  theIsElemNum,
 906                                                  theIsElemNames);
 907         // build map of family numbers for this type
 908         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 909         {
 910           //cout << " fillElemFamilyMap()" << endl;
 911           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 912           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 913         }
 914
 915         TInt aNbNodes = MED::GetNbNodes(aElemTypeData->_geomType);
 916         elemIterator = myMesh->elementsIterator( aElemTypeData->_smdsType );
 917         if ( aElemTypeData->_smdsType == SMDSAbs_0DElement && ! nodesOf0D.empty() )
 918           elemIterator = iterVecIter;
 919         while ( elemIterator->more() )
 920         {
 921           const SMDS_MeshElement* anElem = elemIterator->next();
 922           if ( anElem->NbNodes() != aNbNodes || anElem->IsPoly() )
 923             continue; // other geometry
 924
 925           // connectivity
 926           TConnSlice aTConnSlice = aCellInfo->GetConnSlice( iElem );
 927           for (TInt iNode = 0; iNode < aNbNodes; iNode++) {
 928             const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 929 #ifdef _EDF_NODE_IDS_
 930             aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 931 #else
 932             aTConnSlice[ iNode ] = aNode->GetID();
 933 #endif
 934           }
 935           // element number
 936           aCellInfo->SetElemNum( iElem, anElem->GetID() );
 937
 938           // family number
 939           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 940           aCellInfo->SetFamNum( iElem, famNum );
 941
 942           if ( ++iElem == aCellInfo->GetNbElem() )
 943             break;
 944         }
 945         // store data in a file
 946         myMed->SetCellInfo(aCellInfo);
 947       }
 948
 949     } // loop on geom types
 950
 951
 952   }
 953   catch(const std::exception& exc) {
 954     INFOS("The following exception was caught:\n\t"<<exc.what());
 955     throw;
 956   }
 957   catch(...) {
 958     INFOS("Unknown exception was caught !!!");
 959     throw;
 960   }
 961
 962   myMeshId = -1;
 963   myGroups.clear();
 964   mySubMeshes.clear();
 965   return aResult;
 966 }
 967
 968 //================================================================================
 969 /*!
 970  * \brief Returns nodes on VERTEXes where 0D elements are absent
 971  */
 972 //================================================================================
 973
 974 bool DriverMED_W_SMESHDS_Mesh::
 975 getNodesOfMissing0DOnVert(SMESHDS_Mesh*                         meshDS,
 976                           std::vector<const SMDS_MeshElement*>& nodes)
 977 {
 978   nodes.clear();
 979   for ( int i = 1; i <= meshDS->MaxShapeIndex(); ++i )
 980   {
 981     if ( meshDS->IndexToShape( i ).ShapeType() != TopAbs_VERTEX )
 982       continue;
 983     if ( SMESHDS_SubMesh* sm = meshDS->MeshElements(i) ) {
 984       SMDS_NodeIteratorPtr nIt= sm->GetNodes();
 985       while (nIt->more())
 986       {
 987         const SMDS_MeshNode* n = nIt->next();
 988         if ( n->NbInverseElements( SMDSAbs_0DElement ) == 0 )
 989           nodes.push_back( n );
 990       }
 991     }
 992   }
 993   return !nodes.empty();
 994 }