src/DriverMED/DriverMED_W_SMESHDS_Mesh.cxx

   1 // Copyright (C) 2007-2016  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 <BRep_Tool.hxx>
  41 #include <TopExp_Explorer.hxx>
  42 #include <TopoDS.hxx>
  43
  44 #include <utilities.h>
  45
  46
  47 #define _EDF_NODE_IDS_
  48 //#define _ELEMENTS_BY_DIM_
  49
  50 using namespace std;
  51 using namespace MED;
  52
  53
  54 DriverMED_W_SMESHDS_Mesh::DriverMED_W_SMESHDS_Mesh():
  55   myMedVersion(MED::eV2_2),
  56   myAllSubMeshes (false),
  57   myDoGroupOfNodes (false),
  58   myDoGroupOfEdges (false),
  59   myDoGroupOfFaces (false),
  60   myDoGroupOfVolumes (false),
  61   myDoGroupOf0DElems(false),
  62   myDoGroupOfBalls(false),
  63   myAutoDimension(true),
  64   myAddODOnVertices(false)
  65 {}
  66
  67 void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName,
  68                                        MED::EVersion      theId)
  69 {
  70   Driver_SMESHDS_Mesh::SetFile(theFileName);
  71   myMedVersion = theId;
  72 }
  73
  74 void DriverMED_W_SMESHDS_Mesh::SetFile(const std::string& theFileName)
  75 {
  76   Driver_SMESHDS_Mesh::SetFile(theFileName);
  77 }
  78
  79 string DriverMED_W_SMESHDS_Mesh::GetVersionString(const MED::EVersion theVersion, int theNbDigits)
  80 {
  81   TInt majeur, mineur, release;
  82   majeur =  mineur = release = 0;
  83 //   if ( theVersion == eV2_1 )
  84 //     MED::GetVersionRelease<eV2_1>(majeur, mineur, release);
  85 //   else
  86     MED::GetVersionRelease<eV2_2>(majeur, mineur, release);
  87   ostringstream name;
  88   if ( theNbDigits > 0 )
  89     name << majeur;
  90   if ( theNbDigits > 1 )
  91     name << "." << mineur;
  92   if ( theNbDigits > 2 )
  93     name << "." << release;
  94   return name.str();
  95 }
  96
  97 void DriverMED_W_SMESHDS_Mesh::AddGroup(SMESHDS_GroupBase* theGroup)
  98 {
  99   myGroups.push_back(theGroup);
 100 }
 101
 102 void DriverMED_W_SMESHDS_Mesh::AddAllSubMeshes()
 103 {
 104   myAllSubMeshes = true;
 105 }
 106
 107 void DriverMED_W_SMESHDS_Mesh::AddSubMesh(SMESHDS_SubMesh* theSubMesh, int theID)
 108 {
 109   mySubMeshes.push_back( theSubMesh );
 110 }
 111
 112 void DriverMED_W_SMESHDS_Mesh::AddGroupOfNodes()
 113 {
 114   myDoGroupOfNodes = true;
 115 }
 116
 117 void DriverMED_W_SMESHDS_Mesh::AddGroupOfEdges()
 118 {
 119   myDoGroupOfEdges = true;
 120 }
 121
 122 void DriverMED_W_SMESHDS_Mesh::AddGroupOfFaces()
 123 {
 124   myDoGroupOfFaces = true;
 125 }
 126
 127 void DriverMED_W_SMESHDS_Mesh::AddGroupOfVolumes()
 128 {
 129   myDoGroupOfVolumes = true;
 130 }
 131
 132 namespace
 133 {
 134   typedef double (SMDS_MeshNode::* TGetCoord)() const;
 135   typedef const char* TName;
 136   typedef const char* TUnit;
 137
 138   // name length in a mesh must be equal to 16 :
 139   //         1234567890123456
 140   TName M = "m               ";
 141   TName X = "x               ";
 142   TName Y = "y               ";
 143   TName Z = "z               ";
 144
 145   TUnit aUnit[3] = {M,M,M};
 146
 147   // 3 dim
 148   TGetCoord aXYZGetCoord[3] = {
 149     &SMDS_MeshNode::X,
 150     &SMDS_MeshNode::Y,
 151     &SMDS_MeshNode::Z
 152   };
 153   TName aXYZName[3] = {X,Y,Z};
 154
 155   // 2 dim
 156   TGetCoord aXYGetCoord[2] = {
 157     &SMDS_MeshNode::X,
 158     &SMDS_MeshNode::Y
 159   };
 160   TName aXYName[2] = {X,Y};
 161
 162   TGetCoord aYZGetCoord[2] = {
 163     &SMDS_MeshNode::Y,
 164     &SMDS_MeshNode::Z
 165   };
 166   TName aYZName[2] = {Y,Z};
 167
 168   TGetCoord aXZGetCoord[2] = {
 169     &SMDS_MeshNode::X,
 170     &SMDS_MeshNode::Z
 171   };
 172   TName aXZName[2] = {X,Z};
 173
 174   // 1 dim
 175   TGetCoord aXGetCoord[1] = {
 176     &SMDS_MeshNode::X
 177   };
 178   TName aXName[1] = {X};
 179
 180   TGetCoord aYGetCoord[1] = {
 181     &SMDS_MeshNode::Y
 182   };
 183   TName aYName[1] = {Y};
 184
 185   TGetCoord aZGetCoord[1] = {
 186     &SMDS_MeshNode::Z
 187   };
 188   TName aZName[1] = {Z};
 189
 190
 191   class TCoordHelper{
 192     SMDS_NodeIteratorPtr myNodeIter;
 193     const SMDS_MeshNode* myCurrentNode;
 194     TGetCoord* myGetCoord;
 195     TName* myName;
 196     TUnit* myUnit;
 197   public:
 198     TCoordHelper(const SMDS_NodeIteratorPtr& theNodeIter,
 199                  TGetCoord* theGetCoord,
 200                  TName* theName,
 201                  TUnit* theUnit = aUnit):
 202       myNodeIter(theNodeIter),
 203       myGetCoord(theGetCoord),
 204       myName(theName),
 205       myUnit(theUnit)
 206     {}
 207     virtual ~TCoordHelper(){}
 208     bool Next(){
 209       return myNodeIter->more() &&
 210         (myCurrentNode = myNodeIter->next());
 211     }
 212     const SMDS_MeshNode* GetNode(){
 213       return myCurrentNode;
 214     }
 215     MED::TIntVector::value_type GetID(){
 216       return myCurrentNode->GetID();
 217     }
 218     MED::TFloatVector::value_type GetCoord(TInt theCoodId){
 219       return (myCurrentNode->*myGetCoord[theCoodId])();
 220     }
 221     MED::TStringVector::value_type GetName(TInt theDimId){
 222       return myName[theDimId];
 223     }
 224     MED::TStringVector::value_type GetUnit(TInt theDimId){
 225       return myUnit[theDimId];
 226     }
 227   };
 228   typedef boost::shared_ptr<TCoordHelper> TCoordHelperPtr;
 229
 230   //-------------------------------------------------------
 231   /*!
 232    * \brief Structure describing element type
 233    */
 234   //-------------------------------------------------------
 235   struct TElemTypeData
 236   {
 237     EEntiteMaillage     _entity;
 238     EGeometrieElement   _geomType;
 239     TInt                _nbElems;
 240     SMDSAbs_ElementType _smdsType;
 241
 242     TElemTypeData (EEntiteMaillage entity, EGeometrieElement geom, TInt nb, SMDSAbs_ElementType type)
 243       : _entity(entity), _geomType(geom), _nbElems( nb ), _smdsType( type ) {}
 244   };
 245
 246
 247   typedef NCollection_DataMap< Standard_Address, int > TElemFamilyMap;
 248
 249   //================================================================================
 250   /*!
 251    * \brief Fills element to famaly ID map for element type.
 252    * Removes all families of anElemType
 253    */
 254   //================================================================================
 255
 256   void fillElemFamilyMap( TElemFamilyMap &            anElemFamMap,
 257                           list<DriverMED_FamilyPtr> & aFamilies,
 258                           const SMDSAbs_ElementType   anElemType)
 259   {
 260     anElemFamMap.Clear();
 261     list<DriverMED_FamilyPtr>::iterator aFamsIter = aFamilies.begin();
 262     while ( aFamsIter != aFamilies.end() )
 263     {
 264       if ((*aFamsIter)->GetType() != anElemType) {
 265         aFamsIter++;
 266       }
 267       else {
 268         int aFamId = (*aFamsIter)->GetId();
 269         const ElementsSet&              anElems = (*aFamsIter)->GetElements();
 270         ElementsSet::const_iterator anElemsIter = anElems.begin();
 271         for (; anElemsIter != anElems.end(); anElemsIter++)
 272         {
 273           anElemFamMap.Bind( (Standard_Address)*anElemsIter, aFamId );
 274         }
 275         // remove a family from the list
 276         aFamilies.erase( aFamsIter++ );
 277       }
 278     }
 279   }
 280
 281   //================================================================================
 282   /*!
 283    * \brief For an element, return family ID found in the map or a default one
 284    */
 285   //================================================================================
 286
 287   int getFamilyId( const TElemFamilyMap &  anElemFamMap,
 288                    const SMDS_MeshElement* anElement,
 289                    const int               aDefaultFamilyId)
 290   {
 291     if ( anElemFamMap.IsBound( (Standard_Address) anElement ))
 292       return anElemFamMap( (Standard_Address) anElement );
 293
 294     return aDefaultFamilyId;
 295   }
 296
 297   //================================================================================
 298   /*!
 299    * \brief Returns iterator on sub-meshes
 300    */
 301   //================================================================================
 302
 303   SMESHDS_SubMeshIteratorPtr getIterator( std::vector<SMESHDS_SubMesh*>& mySubMeshes )
 304   {
 305     return SMESHDS_SubMeshIteratorPtr
 306       ( new SMDS_SetIterator
 307         < const SMESHDS_SubMesh*, std::vector< SMESHDS_SubMesh* >::iterator >( mySubMeshes.begin(),
 308                                                                                mySubMeshes.end() ));
 309   }
 310 }
 311
 312 Driver_Mesh::Status DriverMED_W_SMESHDS_Mesh::Perform()
 313 {
 314   Status aResult = DRS_OK;
 315   if (myMesh->hasConstructionEdges() || myMesh->hasConstructionFaces()) {
 316     INFOS("SMDS_MESH with hasConstructionEdges() or hasConstructionFaces() do not supports!!!");
 317     return DRS_FAIL;
 318   }
 319   try {
 320     //MESSAGE("Perform - myFile : "<<myFile);
 321
 322     // Creating the MED mesh for corresponding SMDS structure
 323     //-------------------------------------------------------
 324     string aMeshName;
 325     if (myMeshId != -1) {
 326       ostringstream aMeshNameStr;
 327       aMeshNameStr<<myMeshId;
 328       aMeshName = aMeshNameStr.str();
 329     } else {
 330       aMeshName = myMeshName;
 331     }
 332
 333     // Mesh dimension definition
 334     TInt aSpaceDimension = 3;
 335     TCoordHelperPtr aCoordHelperPtr;
 336     {
 337       bool anIsXDimension = false;
 338       bool anIsYDimension = false;
 339       bool anIsZDimension = false;
 340       if ( myAutoDimension )
 341       {
 342         SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator();
 343         double aBounds[6];
 344         if(aNodesIter->more()){
 345           const SMDS_MeshNode* aNode = aNodesIter->next();
 346           aBounds[0] = aBounds[1] = aNode->X();
 347           aBounds[2] = aBounds[3] = aNode->Y();
 348           aBounds[4] = aBounds[5] = aNode->Z();
 349         }
 350         while(aNodesIter->more()){
 351           const SMDS_MeshNode* aNode = aNodesIter->next();
 352           aBounds[0] = min(aBounds[0],aNode->X());
 353           aBounds[1] = max(aBounds[1],aNode->X());
 354
 355           aBounds[2] = min(aBounds[2],aNode->Y());
 356           aBounds[3] = max(aBounds[3],aNode->Y());
 357
 358           aBounds[4] = min(aBounds[4],aNode->Z());
 359           aBounds[5] = max(aBounds[5],aNode->Z());
 360         }
 361
 362         double EPS = 1.0E-7;
 363         TopoDS_Shape mainShape = myMesh->ShapeToMesh();
 364         bool    hasShapeToMesh = ( myMesh->SubMeshIndices().size() > 1 );
 365         if ( !mainShape.IsNull() && hasShapeToMesh )
 366         {
 367           // define EPS by max tolerance of the mainShape (IPAL53097)
 368           TopExp_Explorer subShape;
 369           for ( subShape.Init( mainShape, TopAbs_FACE ); subShape.More(); subShape.Next() ) {
 370             EPS = Max( EPS, BRep_Tool::Tolerance( TopoDS::Face( subShape.Current() )));
 371           }
 372           for ( subShape.Init( mainShape, TopAbs_EDGE ); subShape.More(); subShape.Next() ) {
 373             EPS = Max( EPS, BRep_Tool::Tolerance( TopoDS::Edge( subShape.Current() )));
 374           }
 375           for ( subShape.Init( mainShape, TopAbs_VERTEX ); subShape.More(); subShape.Next() ) {
 376             EPS = Max( EPS, BRep_Tool::Tolerance( TopoDS::Vertex( subShape.Current() )));
 377           }
 378           EPS *= 2.;
 379         }
 380         anIsXDimension = (aBounds[1] - aBounds[0]) + abs(aBounds[1]) + abs(aBounds[0]) > EPS;
 381         anIsYDimension = (aBounds[3] - aBounds[2]) + abs(aBounds[3]) + abs(aBounds[2]) > EPS;
 382         anIsZDimension = (aBounds[5] - aBounds[4]) + abs(aBounds[5]) + abs(aBounds[4]) > EPS;
 383         aSpaceDimension = anIsXDimension + anIsYDimension + anIsZDimension;
 384         if ( !aSpaceDimension )
 385           aSpaceDimension = 3;
 386         // PAL16857(SMESH not conform to the MED convention):
 387         if ( aSpaceDimension == 2 && anIsZDimension ) // 2D only if mesh is in XOY plane
 388           aSpaceDimension = 3;
 389         // PAL18941(a saved study with a mesh belong Z is opened and the mesh is belong X)
 390         if ( aSpaceDimension == 1 && !anIsXDimension ) {// 1D only if mesh is along OX
 391           if ( anIsYDimension ) {
 392             aSpaceDimension = 2;
 393             anIsXDimension = true;
 394           } else {
 395             aSpaceDimension = 3;
 396           }
 397         }
 398       }
 399
 400       SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator(/*idInceasingOrder=*/true);
 401       switch ( aSpaceDimension ) {
 402       case 3:
 403         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYZGetCoord,aXYZName));
 404         break;
 405       case 2:
 406         if(anIsXDimension && anIsYDimension)
 407           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYGetCoord,aXYName));
 408         if(anIsYDimension && anIsZDimension)
 409           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYZGetCoord,aYZName));
 410         if(anIsXDimension && anIsZDimension)
 411           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXZGetCoord,aXZName));
 412         break;
 413       case 1:
 414         if(anIsXDimension)
 415           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXGetCoord,aXName));
 416         if(anIsYDimension)
 417           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYGetCoord,aYName));
 418         if(anIsZDimension)
 419           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aZGetCoord,aZName));
 420         break;
 421       }
 422     }
 423     TInt aMeshDimension = 0;
 424     if ( myMesh->NbEdges() > 0 )
 425       aMeshDimension = 1;
 426     if ( myMesh->NbFaces() > 0 )
 427       aMeshDimension = 2;
 428     if ( myMesh->NbVolumes() > 0 )
 429       aMeshDimension = 3;
 430
 431     MED::PWrapper myMed = CrWrapper(myFile,myMedVersion);
 432     PMeshInfo aMeshInfo = myMed->CrMeshInfo(aMeshDimension,aSpaceDimension,aMeshName);
 433     //MESSAGE("Add - aMeshName : "<<aMeshName<<"; "<<aMeshInfo->GetName());
 434     myMed->SetMeshInfo(aMeshInfo);
 435
 436     // Storing SMDS groups and sub-meshes as med families
 437     //----------------------------------------------------
 438     int myNodesDefaultFamilyId      = 0;
 439     int my0DElementsDefaultFamilyId = 0;
 440     int myBallsDefaultFamilyId      = 0;
 441     int myEdgesDefaultFamilyId      = 0;
 442     int myFacesDefaultFamilyId      = 0;
 443     int myVolumesDefaultFamilyId    = 0;
 444     int nbNodes      = myMesh->NbNodes();
 445     int nb0DElements = myMesh->Nb0DElements();
 446     int nbBalls      = myMesh->NbBalls();
 447     int nbEdges      = myMesh->NbEdges();
 448     int nbFaces      = myMesh->NbFaces();
 449     int nbVolumes    = myMesh->NbVolumes();
 450     if (myDoGroupOfNodes && nbNodes) myNodesDefaultFamilyId = REST_NODES_FAMILY;
 451     if (myDoGroupOfEdges && nbEdges) myEdgesDefaultFamilyId = REST_EDGES_FAMILY;
 452     if (myDoGroupOfFaces && nbFaces) myFacesDefaultFamilyId = REST_FACES_FAMILY;
 453     if (myDoGroupOfVolumes && nbVolumes) myVolumesDefaultFamilyId = REST_VOLUMES_FAMILY;
 454     if (myDoGroupOf0DElems && nb0DElements) my0DElementsDefaultFamilyId = REST_0DELEM_FAMILY;
 455     if (myDoGroupOfBalls && nbBalls) myBallsDefaultFamilyId = REST_BALL_FAMILY;
 456
 457     //MESSAGE("Perform - aFamilyInfo");
 458     list<DriverMED_FamilyPtr> aFamilies;
 459     if (myAllSubMeshes) {
 460       aFamilies = DriverMED_Family::MakeFamilies
 461         (myMesh->SubMeshes(), myGroups,
 462          myDoGroupOfNodes   && nbNodes,
 463          myDoGroupOfEdges   && nbEdges,
 464          myDoGroupOfFaces   && nbFaces,
 465          myDoGroupOfVolumes && nbVolumes,
 466          myDoGroupOf0DElems && nb0DElements,
 467          myDoGroupOfBalls   && nbBalls);
 468     }
 469     else {
 470       aFamilies = DriverMED_Family::MakeFamilies
 471         (getIterator( mySubMeshes ), myGroups,
 472          myDoGroupOfNodes   && nbNodes,
 473          myDoGroupOfEdges   && nbEdges,
 474          myDoGroupOfFaces   && nbFaces,
 475          myDoGroupOfVolumes && nbVolumes,
 476          myDoGroupOf0DElems && nb0DElements,
 477          myDoGroupOfBalls   && nbBalls);
 478     }
 479     list<DriverMED_FamilyPtr>::iterator aFamsIter;
 480     for (aFamsIter = aFamilies.begin(); aFamsIter != aFamilies.end(); aFamsIter++)
 481     {
 482       PFamilyInfo aFamilyInfo = (*aFamsIter)->GetFamilyInfo(myMed,aMeshInfo);
 483       myMed->SetFamilyInfo(aFamilyInfo);
 484     }
 485
 486     // Storing SMDS nodes to the MED file for the MED mesh
 487     //----------------------------------------------------
 488 #ifdef _EDF_NODE_IDS_
 489     typedef map<TInt,TInt> TNodeIdMap;
 490     TNodeIdMap aNodeIdMap;
 491 #endif
 492     const EModeSwitch   theMode        = eFULL_INTERLACE;
 493     const ERepere       theSystem      = eCART;
 494     const EBooleen      theIsElemNum   = eVRAI;
 495     const EBooleen      theIsElemNames = eFAUX;
 496     const EConnectivite theConnMode    = eNOD;
 497
 498     TInt aNbNodes = myMesh->NbNodes();
 499     PNodeInfo aNodeInfo = myMed->CrNodeInfo(aMeshInfo, aNbNodes,
 500                                             theMode, theSystem, theIsElemNum, theIsElemNames);
 501
 502     // find family numbers for nodes
 503     TElemFamilyMap anElemFamMap;
 504     fillElemFamilyMap( anElemFamMap, aFamilies, SMDSAbs_Node );
 505
 506     for (TInt iNode = 0; aCoordHelperPtr->Next(); iNode++)
 507     {
 508       // coordinates
 509       TCoordSlice aTCoordSlice = aNodeInfo->GetCoordSlice( iNode );
 510       for(TInt iCoord = 0; iCoord < aSpaceDimension; iCoord++){
 511         aTCoordSlice[iCoord] = aCoordHelperPtr->GetCoord(iCoord);
 512       }
 513       // node number
 514       int aNodeID = aCoordHelperPtr->GetID();
 515       aNodeInfo->SetElemNum( iNode, aNodeID );
 516 #ifdef _EDF_NODE_IDS_
 517       aNodeIdMap.insert( aNodeIdMap.end(), make_pair( aNodeID, iNode+1 ));
 518 #endif
 519       // family number
 520       const SMDS_MeshNode* aNode = aCoordHelperPtr->GetNode();
 521       int famNum = getFamilyId( anElemFamMap, aNode, myNodesDefaultFamilyId );
 522       aNodeInfo->SetFamNum( iNode, famNum );
 523     }
 524     anElemFamMap.Clear();
 525
 526     // coordinate names and units
 527     for (TInt iCoord = 0; iCoord < aSpaceDimension; iCoord++) {
 528       aNodeInfo->SetCoordName( iCoord, aCoordHelperPtr->GetName(iCoord));
 529       aNodeInfo->SetCoordUnit( iCoord, aCoordHelperPtr->GetUnit(iCoord));
 530     }
 531
 532     //MESSAGE("Perform - aNodeInfo->GetNbElem() = "<<aNbNodes);
 533     myMed->SetNodeInfo(aNodeInfo);
 534     aNodeInfo.reset(); // free memory used for arrays
 535
 536
 537     // Storing SMDS elements to the MED file for the MED mesh
 538     //-------------------------------------------------------
 539     // Write one element type at once in order to minimize memory usage (PAL19276)
 540
 541     const SMDS_MeshInfo& nbElemInfo = myMesh->GetMeshInfo();
 542
 543     // poly elements are not supported by med-2.1
 544     bool polyTypesSupported = ( myMed->CrPolygoneInfo(aMeshInfo,eMAILLE,ePOLYGONE,0,0).get() != 0 );
 545     TInt nbPolygonNodes = 0, nbPolyhedronNodes = 0, nbPolyhedronFaces = 0;
 546
 547     // nodes on VERTEXes where 0D elements are absent
 548     std::vector<const SMDS_MeshElement*> nodesOf0D;
 549     std::vector< SMDS_ElemIteratorPtr > iterVec;
 550     SMDS_ElemIteratorPtr iterVecIter;
 551     if ( myAddODOnVertices && getNodesOfMissing0DOnVert( myMesh, nodesOf0D ))
 552     {
 553       iterVec.resize(2);
 554       iterVec[0] = myMesh->elementsIterator( SMDSAbs_0DElement );
 555       iterVec[1] = SMDS_ElemIteratorPtr
 556         ( new SMDS_ElementVectorIterator( nodesOf0D.begin(), nodesOf0D.end() ));
 557
 558       typedef SMDS_IteratorOnIterators
 559         < const SMDS_MeshElement *, std::vector< SMDS_ElemIteratorPtr > > TItIterator;
 560       iterVecIter = SMDS_ElemIteratorPtr( new TItIterator( iterVec ));
 561     }
 562
 563     // collect info on all geom types
 564
 565     list< TElemTypeData > aTElemTypeDatas;
 566
 567     EEntiteMaillage anEntity = eMAILLE;
 568 #ifdef _ELEMENTS_BY_DIM_
 569     anEntity = eNOEUD_ELEMENT;
 570 #endif
 571     aTElemTypeDatas.push_back(TElemTypeData(anEntity,
 572                                             ePOINT1,
 573                                             nbElemInfo.Nb0DElements() + nodesOf0D.size(),
 574                                             SMDSAbs_0DElement));
 575 #ifdef _ELEMENTS_BY_DIM_
 576     anEntity = eSTRUCT_ELEMENT;
 577 #endif
 578     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 579                                              eBALL,
 580                                              nbElemInfo.NbBalls(),
 581                                              SMDSAbs_Ball));
 582 #ifdef _ELEMENTS_BY_DIM_
 583     anEntity = eARETE;
 584 #endif
 585     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 586                                              eSEG2,
 587                                              nbElemInfo.NbEdges( ORDER_LINEAR ),
 588                                              SMDSAbs_Edge));
 589     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 590                                              eSEG3,
 591                                              nbElemInfo.NbEdges( ORDER_QUADRATIC ),
 592                                              SMDSAbs_Edge));
 593 #ifdef _ELEMENTS_BY_DIM_
 594     anEntity = eFACE;
 595 #endif
 596     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 597                                              eTRIA3,
 598                                              nbElemInfo.NbTriangles( ORDER_LINEAR ),
 599                                              SMDSAbs_Face));
 600     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 601                                              eTRIA6,
 602                                              nbElemInfo.NbTriangles( ORDER_QUADRATIC ) -
 603                                              nbElemInfo.NbBiQuadTriangles(),
 604                                              SMDSAbs_Face));
 605     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 606                                              eTRIA7,
 607                                              nbElemInfo.NbBiQuadTriangles(),
 608                                              SMDSAbs_Face));
 609     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 610                                              eQUAD4,
 611                                              nbElemInfo.NbQuadrangles( ORDER_LINEAR ),
 612                                              SMDSAbs_Face));
 613     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 614                                              eQUAD8,
 615                                              nbElemInfo.NbQuadrangles( ORDER_QUADRATIC ) -
 616                                              nbElemInfo.NbBiQuadQuadrangles(),
 617                                              SMDSAbs_Face));
 618     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 619                                              eQUAD9,
 620                                              nbElemInfo.NbBiQuadQuadrangles(),
 621                                              SMDSAbs_Face));
 622     if ( polyTypesSupported ) {
 623       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 624                                                ePOLYGONE,
 625                                                nbElemInfo.NbPolygons( ORDER_LINEAR ),
 626                                                SMDSAbs_Face));
 627       // we need one more loop on poly elements to count nb of their nodes
 628       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 629                                                ePOLYGONE,
 630                                                nbElemInfo.NbPolygons( ORDER_LINEAR ),
 631                                                SMDSAbs_Face));
 632       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 633                                                ePOLYGON2,
 634                                                nbElemInfo.NbPolygons( ORDER_QUADRATIC ),
 635                                                SMDSAbs_Face));
 636       // we need one more loop on QUAD poly elements to count nb of their nodes
 637       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 638                                                ePOLYGON2,
 639                                                nbElemInfo.NbPolygons( ORDER_QUADRATIC ),
 640                                                SMDSAbs_Face));
 641     }
 642 #ifdef _ELEMENTS_BY_DIM_
 643     anEntity = eMAILLE;
 644 #endif
 645     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 646                                              eTETRA4,
 647                                              nbElemInfo.NbTetras( ORDER_LINEAR ),
 648                                              SMDSAbs_Volume));
 649     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 650                                              eTETRA10,
 651                                              nbElemInfo.NbTetras( ORDER_QUADRATIC ),
 652                                              SMDSAbs_Volume));
 653     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 654                                              ePYRA5,
 655                                              nbElemInfo.NbPyramids( ORDER_LINEAR ),
 656                                              SMDSAbs_Volume));
 657     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 658                                              ePYRA13,
 659                                              nbElemInfo.NbPyramids( ORDER_QUADRATIC ),
 660                                              SMDSAbs_Volume));
 661     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 662                                              ePENTA6,
 663                                              nbElemInfo.NbPrisms( ORDER_LINEAR ),
 664                                              SMDSAbs_Volume));
 665     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 666                                              ePENTA15,
 667                                              nbElemInfo.NbPrisms( ORDER_QUADRATIC ),
 668                                              SMDSAbs_Volume));
 669     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 670                                              eHEXA8,
 671                                              nbElemInfo.NbHexas( ORDER_LINEAR ),
 672                                              SMDSAbs_Volume));
 673     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 674                                              eHEXA20,
 675                                              nbElemInfo.NbHexas( ORDER_QUADRATIC )-
 676                                              nbElemInfo.NbTriQuadHexas(),
 677                                              SMDSAbs_Volume));
 678     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 679                                              eHEXA27,
 680                                              nbElemInfo.NbTriQuadHexas(),
 681                                              SMDSAbs_Volume));
 682     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 683                                              eOCTA12,
 684                                              nbElemInfo.NbHexPrisms(),
 685                                              SMDSAbs_Volume));
 686     if ( polyTypesSupported ) {
 687       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 688                                                ePOLYEDRE,
 689                                                nbElemInfo.NbPolyhedrons(),
 690                                                SMDSAbs_Volume));
 691       // we need one more loop on poly elements to count nb of their nodes
 692       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 693                                                ePOLYEDRE,
 694                                                nbElemInfo.NbPolyhedrons(),
 695                                                SMDSAbs_Volume));
 696     }
 697
 698     vector< bool > isElemFamMapBuilt( SMDSAbs_NbElementTypes, false );
 699
 700     // loop on all geom types of elements
 701
 702     list< TElemTypeData >::iterator aElemTypeData = aTElemTypeDatas.begin();
 703     for ( ; aElemTypeData != aTElemTypeDatas.end(); ++aElemTypeData )
 704     {
 705       if ( aElemTypeData->_nbElems == 0 )
 706         continue;
 707
 708       int defaultFamilyId = 0;
 709       switch ( aElemTypeData->_smdsType ) {
 710       case SMDSAbs_0DElement: defaultFamilyId = my0DElementsDefaultFamilyId; break;
 711       case SMDSAbs_Ball:      defaultFamilyId = myBallsDefaultFamilyId;      break;
 712       case SMDSAbs_Edge:      defaultFamilyId = myEdgesDefaultFamilyId;      break;
 713       case SMDSAbs_Face:      defaultFamilyId = myFacesDefaultFamilyId;      break;
 714       case SMDSAbs_Volume:    defaultFamilyId = myVolumesDefaultFamilyId;    break;
 715       default:
 716         continue;
 717       }
 718
 719       // iterator on elements of a current type
 720       SMDS_ElemIteratorPtr elemIterator;
 721       int iElem = 0;
 722
 723       // Treat POLYGONs
 724       // ---------------
 725       if ( aElemTypeData->_geomType == ePOLYGONE ||
 726            aElemTypeData->_geomType == ePOLYGON2 )
 727       {
 728         if ( aElemTypeData->_geomType == ePOLYGONE )
 729           elemIterator = myMesh->elementEntityIterator( SMDSEntity_Polygon );
 730         else
 731           elemIterator = myMesh->elementEntityIterator( SMDSEntity_Quad_Polygon );
 732
 733         if ( nbPolygonNodes == 0 ) {
 734           // Count nb of nodes
 735           while ( elemIterator->more() ) {
 736             const SMDS_MeshElement* anElem = elemIterator->next();
 737             nbPolygonNodes += anElem->NbNodes();
 738             if ( ++iElem == aElemTypeData->_nbElems )
 739               break;
 740           }
 741         }
 742         else {
 743           // Store in med file
 744           PPolygoneInfo aPolygoneInfo = myMed->CrPolygoneInfo(aMeshInfo,
 745                                                               aElemTypeData->_entity,
 746                                                               aElemTypeData->_geomType,
 747                                                               aElemTypeData->_nbElems,
 748                                                               nbPolygonNodes,
 749                                                               theConnMode, theIsElemNum,
 750                                                               theIsElemNames);
 751           TElemNum & index = *(aPolygoneInfo->myIndex.get());
 752           index[0] = 1;
 753
 754           while ( elemIterator->more() )
 755           {
 756             const SMDS_MeshElement* anElem = elemIterator->next();
 757             // index
 758             TInt aNbNodes = anElem->NbNodes();
 759             index[ iElem+1 ] = index[ iElem ] + aNbNodes;
 760
 761             // connectivity
 762             TConnSlice aTConnSlice = aPolygoneInfo->GetConnSlice( iElem );
 763             for(TInt iNode = 0; iNode < aNbNodes; iNode++) {
 764               const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 765 #ifdef _EDF_NODE_IDS_
 766               aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 767 #else
 768               aTConnSlice[ iNode ] = aNode->GetID();
 769 #endif
 770             }
 771             // element number
 772             aPolygoneInfo->SetElemNum( iElem, anElem->GetID() );
 773
 774             // family number
 775             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 776             aPolygoneInfo->SetFamNum( iElem, famNum );
 777
 778             if ( ++iElem == aPolygoneInfo->GetNbElem() )
 779               break;
 780           }
 781           myMed->SetPolygoneInfo(aPolygoneInfo);
 782
 783           nbPolygonNodes = 0; // to treat next polygon type
 784         }
 785       }
 786
 787       // Treat POLYEDREs
 788       // ----------------
 789       else if (aElemTypeData->_geomType == ePOLYEDRE )
 790       {
 791         elemIterator = myMesh->elementGeomIterator( SMDSGeom_POLYHEDRA );
 792
 793         if ( nbPolyhedronNodes == 0 ) {
 794           // Count nb of nodes
 795           while ( elemIterator->more() ) {
 796             const SMDS_MeshElement*  anElem = elemIterator->next();
 797             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 798             if ( !aPolyedre ) continue;
 799             nbPolyhedronNodes += aPolyedre->NbNodes();
 800             nbPolyhedronFaces += aPolyedre->NbFaces();
 801             if ( ++iElem == aElemTypeData->_nbElems )
 802               break;
 803           }
 804         }
 805         else {
 806           // Store in med file
 807           PPolyedreInfo aPolyhInfo = myMed->CrPolyedreInfo(aMeshInfo,
 808                                                            aElemTypeData->_entity,
 809                                                            aElemTypeData->_geomType,
 810                                                            aElemTypeData->_nbElems,
 811                                                            nbPolyhedronFaces+1,
 812                                                            nbPolyhedronNodes,
 813                                                            theConnMode,
 814                                                            theIsElemNum,
 815                                                            theIsElemNames);
 816           TElemNum & index = *(aPolyhInfo->myIndex.get());
 817           TElemNum & faces = *(aPolyhInfo->myFaces.get());
 818           TElemNum & conn  = *(aPolyhInfo->myConn.get());
 819           index[0] = 1;
 820           faces[0] = 1;
 821
 822           TInt iFace = 0, iNode = 0;
 823           while ( elemIterator->more() )
 824           {
 825             const SMDS_MeshElement*  anElem = elemIterator->next();
 826             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 827             if ( !aPolyedre ) continue;
 828             // index
 829             TInt aNbFaces = aPolyedre->NbFaces();
 830             index[ iElem+1 ] = index[ iElem ] + aNbFaces;
 831
 832             // face index
 833             for (TInt f = 1; f <= aNbFaces; ++f, ++iFace ) {
 834               int aNbFaceNodes = aPolyedre->NbFaceNodes( f );
 835               faces[ iFace+1 ] = faces[ iFace ] + aNbFaceNodes;
 836             }
 837             // connectivity
 838             SMDS_ElemIteratorPtr nodeIt = anElem->nodesIterator();
 839             while ( nodeIt->more() ) {
 840               const SMDS_MeshElement* aNode = nodeIt->next();
 841 #ifdef _EDF_NODE_IDS_
 842               conn[ iNode ] = aNodeIdMap[aNode->GetID()];
 843 #else
 844               conn[ iNode ] = aNode->GetID();
 845 #endif
 846               ++iNode;
 847             }
 848             // element number
 849             aPolyhInfo->SetElemNum( iElem, anElem->GetID() );
 850
 851             // family number
 852             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 853             aPolyhInfo->SetFamNum( iElem, famNum );
 854
 855             if ( ++iElem == aPolyhInfo->GetNbElem() )
 856               break;
 857           }
 858           myMed->SetPolyedreInfo(aPolyhInfo);
 859         }
 860       } // if (aElemTypeData->_geomType == ePOLYEDRE )
 861
 862       // Treat BALLs
 863       // ----------------
 864       else if (aElemTypeData->_geomType == eBALL )
 865       {
 866         // allocate data arrays
 867         PBallInfo aBallInfo = myMed->CrBallInfo( aMeshInfo, aElemTypeData->_nbElems );
 868
 869         // build map of family numbers for this type
 870         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 871         {
 872           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 873           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 874         }
 875
 876         elemIterator = myMesh->elementsIterator( SMDSAbs_Ball );
 877         while ( elemIterator->more() )
 878         {
 879           const SMDS_MeshElement* anElem = elemIterator->next();
 880           // connectivity
 881           const SMDS_MeshElement* aNode = anElem->GetNode( 0 );
 882 #ifdef _EDF_NODE_IDS_
 883           (*aBallInfo->myConn)[ iElem ] = aNodeIdMap[aNode->GetID()];
 884 #else
 885           (*aBallInfo->myConn)[ iElem ] = aNode->GetID();
 886 #endif
 887           // element number
 888           aBallInfo->SetElemNum( iElem, anElem->GetID() );
 889
 890           // diameter
 891           aBallInfo->myDiameters[ iElem ] =
 892             static_cast<const SMDS_BallElement*>( anElem )->GetDiameter();
 893
 894           // family number
 895           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 896           aBallInfo->SetFamNum( iElem, famNum );
 897           ++iElem;
 898         }
 899         // store data in a file
 900         myMed->SetBallInfo(aBallInfo);
 901       }
 902
 903       else
 904       {
 905         // Treat standard types
 906         // ---------------------
 907
 908         // allocate data arrays
 909         PCellInfo aCellInfo = myMed->CrCellInfo( aMeshInfo,
 910                                                  aElemTypeData->_entity,
 911                                                  aElemTypeData->_geomType,
 912                                                  aElemTypeData->_nbElems,
 913                                                  theConnMode,
 914                                                  theIsElemNum,
 915                                                  theIsElemNames);
 916         // build map of family numbers for this type
 917         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 918         {
 919           //cout << " fillElemFamilyMap()" << endl;
 920           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 921           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 922         }
 923
 924         TInt aNbNodes = MED::GetNbNodes(aElemTypeData->_geomType);
 925         elemIterator = myMesh->elementsIterator( aElemTypeData->_smdsType );
 926         if ( aElemTypeData->_smdsType == SMDSAbs_0DElement && ! nodesOf0D.empty() )
 927           elemIterator = iterVecIter;
 928         while ( elemIterator->more() )
 929         {
 930           const SMDS_MeshElement* anElem = elemIterator->next();
 931           if ( anElem->NbNodes() != aNbNodes || anElem->IsPoly() )
 932             continue; // other geometry
 933
 934           // connectivity
 935           TConnSlice aTConnSlice = aCellInfo->GetConnSlice( iElem );
 936           for (TInt iNode = 0; iNode < aNbNodes; iNode++) {
 937             const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 938 #ifdef _EDF_NODE_IDS_
 939             aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 940 #else
 941             aTConnSlice[ iNode ] = aNode->GetID();
 942 #endif
 943           }
 944           // element number
 945           aCellInfo->SetElemNum( iElem, anElem->GetID() );
 946
 947           // family number
 948           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 949           aCellInfo->SetFamNum( iElem, famNum );
 950
 951           if ( ++iElem == aCellInfo->GetNbElem() )
 952             break;
 953         }
 954         // store data in a file
 955         myMed->SetCellInfo(aCellInfo);
 956       }
 957
 958     } // loop on geom types
 959
 960
 961   }
 962   catch(const std::exception& exc) {
 963     INFOS("The following exception was caught:\n\t"<<exc.what());
 964     throw;
 965   }
 966   catch(...) {
 967     INFOS("Unknown exception was caught !!!");
 968     throw;
 969   }
 970
 971   myMeshId = -1;
 972   myGroups.clear();
 973   mySubMeshes.clear();
 974   return aResult;
 975 }
 976
 977 //================================================================================
 978 /*!
 979  * \brief Returns nodes on VERTEXes where 0D elements are absent
 980  */
 981 //================================================================================
 982
 983 bool DriverMED_W_SMESHDS_Mesh::
 984 getNodesOfMissing0DOnVert(SMESHDS_Mesh*                         meshDS,
 985                           std::vector<const SMDS_MeshElement*>& nodes)
 986 {
 987   nodes.clear();
 988   for ( int i = 1; i <= meshDS->MaxShapeIndex(); ++i )
 989   {
 990     if ( meshDS->IndexToShape( i ).ShapeType() != TopAbs_VERTEX )
 991       continue;
 992     if ( SMESHDS_SubMesh* sm = meshDS->MeshElements(i) ) {
 993       SMDS_NodeIteratorPtr nIt= sm->GetNodes();
 994       while (nIt->more())
 995       {
 996         const SMDS_MeshNode* n = nIt->next();
 997         if ( n->NbInverseElements( SMDSAbs_0DElement ) == 0 )
 998           nodes.push_back( n );
 999       }
1000     }
1001   }
1002   return !nodes.empty();
1003 }