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     //anElemFamMap.clear();
 258     list<DriverMED_FamilyPtr>::iterator aFamsIter = aFamilies.begin();
 259     while ( aFamsIter != aFamilies.end() )
 260     {
 261       if ((*aFamsIter)->GetType() != anElemType) {
 262         aFamsIter++;
 263       }
 264       else {
 265         int aFamId = (*aFamsIter)->GetId();
 266         const set<const SMDS_MeshElement *>& anElems = (*aFamsIter)->GetElements();
 267         set<const SMDS_MeshElement *>::const_iterator anElemsIter = anElems.begin();
 268         for (; anElemsIter != anElems.end(); anElemsIter++)
 269         {
 270           anElemFamMap.Bind( (Standard_Address)*anElemsIter, aFamId );
 271           //anElemFamMap[*anElemsIter] = aFamId;
 272         }
 273         // remove a family from the list
 274         aFamilies.erase( aFamsIter++ );
 275       }
 276     }
 277   }
 278
 279   //================================================================================
 280   /*!
 281    * \brief For an element, return family ID found in the map or a default one
 282    */
 283   //================================================================================
 284
 285   int getFamilyId( const TElemFamilyMap &  anElemFamMap,
 286                    const SMDS_MeshElement* anElement,
 287                    const int               aDefaultFamilyId)
 288   {
 289     if ( anElemFamMap.IsBound( (Standard_Address) anElement ))
 290       return anElemFamMap( (Standard_Address) anElement );
 291 //     TElemFamilyMap::iterator elem_famNum = anElemFamMap.find( anElement );
 292 //     if ( elem_famNum != anElemFamMap.end() )
 293 //       return elem_famNum->second;
 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         anIsXDimension = (aBounds[1] - aBounds[0]) + abs(aBounds[1]) + abs(aBounds[0]) > EPS;
 364         anIsYDimension = (aBounds[3] - aBounds[2]) + abs(aBounds[3]) + abs(aBounds[2]) > EPS;
 365         anIsZDimension = (aBounds[5] - aBounds[4]) + abs(aBounds[5]) + abs(aBounds[4]) > EPS;
 366         aSpaceDimension = anIsXDimension + anIsYDimension + anIsZDimension;
 367         if(!aSpaceDimension)
 368           aSpaceDimension = 3;
 369         // PAL16857(SMESH not conform to the MED convention):
 370         if ( aSpaceDimension == 2 && anIsZDimension ) // 2D only if mesh is in XOY plane
 371           aSpaceDimension = 3;
 372         // PAL18941(a saved study with a mesh belong Z is opened and the mesh is belong X)
 373         if ( aSpaceDimension == 1 && !anIsXDimension ) {// 1D only if mesh is along OX
 374           if ( anIsYDimension ) {
 375             aSpaceDimension = 2;
 376             anIsXDimension = true;
 377           } else {
 378             aSpaceDimension = 3;
 379           }
 380         }
 381       }
 382
 383       SMDS_NodeIteratorPtr aNodesIter = myMesh->nodesIterator(/*idInceasingOrder=*/true);
 384       switch(aSpaceDimension){
 385       case 3:
 386         aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYZGetCoord,aXYZName));
 387         break;
 388       case 2:
 389         if(anIsXDimension && anIsYDimension)
 390           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXYGetCoord,aXYName));
 391         if(anIsYDimension && anIsZDimension)
 392           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYZGetCoord,aYZName));
 393         if(anIsXDimension && anIsZDimension)
 394           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXZGetCoord,aXZName));
 395         break;
 396       case 1:
 397         if(anIsXDimension)
 398           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aXGetCoord,aXName));
 399         if(anIsYDimension)
 400           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aYGetCoord,aYName));
 401         if(anIsZDimension)
 402           aCoordHelperPtr.reset(new TCoordHelper(aNodesIter,aZGetCoord,aZName));
 403         break;
 404       }
 405     }
 406     TInt aMeshDimension = 0;
 407     if ( myMesh->NbEdges() > 0 )
 408       aMeshDimension = 1;
 409     if ( myMesh->NbFaces() > 0 )
 410       aMeshDimension = 2;
 411     if ( myMesh->NbVolumes() > 0 )
 412       aMeshDimension = 3;
 413
 414     MED::PWrapper myMed = CrWrapper(myFile,myMedVersion);
 415     PMeshInfo aMeshInfo = myMed->CrMeshInfo(aMeshDimension,aSpaceDimension,aMeshName);
 416     MESSAGE("Add - aMeshName : "<<aMeshName<<"; "<<aMeshInfo->GetName());
 417     myMed->SetMeshInfo(aMeshInfo);
 418
 419     // Storing SMDS groups and sub-meshes as med families
 420     //----------------------------------------------------
 421     int myNodesDefaultFamilyId      = 0;
 422     int my0DElementsDefaultFamilyId = 0;
 423     int myBallsDefaultFamilyId      = 0;
 424     int myEdgesDefaultFamilyId      = 0;
 425     int myFacesDefaultFamilyId      = 0;
 426     int myVolumesDefaultFamilyId    = 0;
 427     int nbNodes      = myMesh->NbNodes();
 428     int nb0DElements = myMesh->Nb0DElements();
 429     int nbBalls      = myMesh->NbBalls();
 430     int nbEdges      = myMesh->NbEdges();
 431     int nbFaces      = myMesh->NbFaces();
 432     int nbVolumes    = myMesh->NbVolumes();
 433     if (myDoGroupOfNodes && nbNodes) myNodesDefaultFamilyId = REST_NODES_FAMILY;
 434     if (myDoGroupOfEdges && nbEdges) myEdgesDefaultFamilyId = REST_EDGES_FAMILY;
 435     if (myDoGroupOfFaces && nbFaces) myFacesDefaultFamilyId = REST_FACES_FAMILY;
 436     if (myDoGroupOfVolumes && nbVolumes) myVolumesDefaultFamilyId = REST_VOLUMES_FAMILY;
 437     if (myDoGroupOf0DElems && nb0DElements) my0DElementsDefaultFamilyId = REST_0DELEM_FAMILY;
 438     if (myDoGroupOfBalls && nbBalls) myBallsDefaultFamilyId = REST_BALL_FAMILY;
 439
 440     MESSAGE("Perform - aFamilyInfo");
 441     list<DriverMED_FamilyPtr> aFamilies;
 442     if (myAllSubMeshes) {
 443       aFamilies = DriverMED_Family::MakeFamilies
 444         (myMesh->SubMeshes(), myGroups,
 445          myDoGroupOfNodes   && nbNodes,
 446          myDoGroupOfEdges   && nbEdges,
 447          myDoGroupOfFaces   && nbFaces,
 448          myDoGroupOfVolumes && nbVolumes,
 449          myDoGroupOf0DElems && nb0DElements,
 450          myDoGroupOfBalls   && nbBalls);
 451     } else {
 452       aFamilies = DriverMED_Family::MakeFamilies
 453         (getIterator( mySubMeshes ), myGroups,
 454          myDoGroupOfNodes   && nbNodes,
 455          myDoGroupOfEdges   && nbEdges,
 456          myDoGroupOfFaces   && nbFaces,
 457          myDoGroupOfVolumes && nbVolumes,
 458          myDoGroupOf0DElems && nb0DElements,
 459          myDoGroupOfBalls   && nbBalls);
 460     }
 461     list<DriverMED_FamilyPtr>::iterator aFamsIter;
 462     for (aFamsIter = aFamilies.begin(); aFamsIter != aFamilies.end(); aFamsIter++)
 463     {
 464       PFamilyInfo aFamilyInfo = (*aFamsIter)->GetFamilyInfo(myMed,aMeshInfo);
 465       myMed->SetFamilyInfo(aFamilyInfo);
 466     }
 467
 468     // Storing SMDS nodes to the MED file for the MED mesh
 469     //----------------------------------------------------
 470 #ifdef _EDF_NODE_IDS_
 471     typedef map<TInt,TInt> TNodeIdMap;
 472     TNodeIdMap aNodeIdMap;
 473 #endif
 474     const EModeSwitch   theMode        = eFULL_INTERLACE;
 475     const ERepere       theSystem      = eCART;
 476     const EBooleen      theIsElemNum   = eVRAI;
 477     const EBooleen      theIsElemNames = eFAUX;
 478     const EConnectivite theConnMode    = eNOD;
 479
 480     TInt aNbNodes = myMesh->NbNodes();
 481     PNodeInfo aNodeInfo = myMed->CrNodeInfo(aMeshInfo, aNbNodes,
 482                                             theMode, theSystem, theIsElemNum, theIsElemNames);
 483
 484     //cout << " fillElemFamilyMap( SMDSAbs_Node )" << endl;
 485     // find family numbers for nodes
 486     TElemFamilyMap anElemFamMap;
 487     fillElemFamilyMap( anElemFamMap, aFamilies, SMDSAbs_Node );
 488
 489     for (TInt iNode = 0; aCoordHelperPtr->Next(); iNode++)
 490     {
 491       // coordinates
 492       TCoordSlice aTCoordSlice = aNodeInfo->GetCoordSlice( iNode );
 493       for(TInt iCoord = 0; iCoord < aSpaceDimension; iCoord++){
 494         aTCoordSlice[iCoord] = aCoordHelperPtr->GetCoord(iCoord);
 495       }
 496       // node number
 497       int aNodeID = aCoordHelperPtr->GetID();
 498       aNodeInfo->SetElemNum( iNode, aNodeID );
 499 #ifdef _EDF_NODE_IDS_
 500       aNodeIdMap.insert( aNodeIdMap.end(), make_pair( aNodeID, iNode+1 ));
 501 #endif
 502       // family number
 503       const SMDS_MeshNode* aNode = aCoordHelperPtr->GetNode();
 504       int famNum = getFamilyId( anElemFamMap, aNode, myNodesDefaultFamilyId );
 505       aNodeInfo->SetFamNum( iNode, famNum );
 506     }
 507     anElemFamMap.Clear();
 508
 509     // coordinate names and units
 510     for (TInt iCoord = 0; iCoord < aSpaceDimension; iCoord++) {
 511       aNodeInfo->SetCoordName( iCoord, aCoordHelperPtr->GetName(iCoord));
 512       aNodeInfo->SetCoordUnit( iCoord, aCoordHelperPtr->GetUnit(iCoord));
 513     }
 514
 515     //cout << " SetNodeInfo(aNodeInfo)" << endl;
 516     MESSAGE("Perform - aNodeInfo->GetNbElem() = "<<aNbNodes);
 517     myMed->SetNodeInfo(aNodeInfo);
 518     aNodeInfo.reset(); // free memory used for arrays
 519
 520
 521     // Storing SMDS elements to the MED file for the MED mesh
 522     //-------------------------------------------------------
 523     // Write one element type at once in order to minimize memory usage (PAL19276)
 524
 525     const SMDS_MeshInfo& nbElemInfo = myMesh->GetMeshInfo();
 526
 527     // poly elements are not supported by med-2.1
 528     bool polyTypesSupported = ( myMed->CrPolygoneInfo(aMeshInfo,eMAILLE,ePOLYGONE,0,0).get() != 0 );
 529     TInt nbPolygonNodes = 0, nbPolyhedronNodes = 0, nbPolyhedronFaces = 0;
 530
 531     // nodes on VERTEXes where 0D elements are absent
 532     std::vector<const SMDS_MeshElement*> nodesOf0D;
 533     std::vector< SMDS_ElemIteratorPtr > iterVec;
 534     SMDS_ElemIteratorPtr iterVecIter;
 535     if ( myAddODOnVertices && getNodesOfMissing0DOnVert( myMesh, nodesOf0D ))
 536     {
 537       iterVec.resize(2);
 538       iterVec[0] = myMesh->elementsIterator( SMDSAbs_0DElement );
 539       iterVec[1] = SMDS_ElemIteratorPtr
 540         ( new SMDS_ElementVectorIterator( nodesOf0D.begin(), nodesOf0D.end() ));
 541
 542       typedef SMDS_IteratorOnIterators
 543         < const SMDS_MeshElement *, std::vector< SMDS_ElemIteratorPtr > > TItIterator;
 544       iterVecIter = SMDS_ElemIteratorPtr( new TItIterator( iterVec ));
 545     }
 546
 547     // collect info on all geom types
 548
 549     list< TElemTypeData > aTElemTypeDatas;
 550
 551     EEntiteMaillage anEntity = eMAILLE;
 552 #ifdef _ELEMENTS_BY_DIM_
 553     anEntity = eNOEUD_ELEMENT;
 554 #endif
 555     aTElemTypeDatas.push_back(TElemTypeData(anEntity,
 556                                             ePOINT1,
 557                                             nbElemInfo.Nb0DElements() + nodesOf0D.size(),
 558                                             SMDSAbs_0DElement));
 559 #ifdef _ELEMENTS_BY_DIM_
 560     anEntity = eSTRUCT_ELEMENT;
 561 #endif
 562     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 563                                              eBALL,
 564                                              nbElemInfo.NbBalls(),
 565                                              SMDSAbs_Ball));
 566 #ifdef _ELEMENTS_BY_DIM_
 567     anEntity = eARETE;
 568 #endif
 569     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 570                                              eSEG2,
 571                                              nbElemInfo.NbEdges( ORDER_LINEAR ),
 572                                              SMDSAbs_Edge));
 573     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 574                                              eSEG3,
 575                                              nbElemInfo.NbEdges( ORDER_QUADRATIC ),
 576                                              SMDSAbs_Edge));
 577 #ifdef _ELEMENTS_BY_DIM_
 578     anEntity = eFACE;
 579 #endif
 580     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 581                                              eTRIA3,
 582                                              nbElemInfo.NbTriangles( ORDER_LINEAR ),
 583                                              SMDSAbs_Face));
 584     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 585                                              eTRIA6,
 586                                              nbElemInfo.NbTriangles( ORDER_QUADRATIC ) -
 587                                              nbElemInfo.NbBiQuadTriangles(),
 588                                              SMDSAbs_Face));
 589     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 590                                              eTRIA7,
 591                                              nbElemInfo.NbBiQuadTriangles(),
 592                                              SMDSAbs_Face));
 593     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 594                                              eQUAD4,
 595                                              nbElemInfo.NbQuadrangles( ORDER_LINEAR ),
 596                                              SMDSAbs_Face));
 597     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 598                                              eQUAD8,
 599                                              nbElemInfo.NbQuadrangles( ORDER_QUADRATIC ) -
 600                                              nbElemInfo.NbBiQuadQuadrangles(),
 601                                              SMDSAbs_Face));
 602     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 603                                              eQUAD9,
 604                                              nbElemInfo.NbBiQuadQuadrangles(),
 605                                              SMDSAbs_Face));
 606     if ( polyTypesSupported ) {
 607       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 608                                                ePOLYGONE,
 609                                                nbElemInfo.NbPolygons( ORDER_LINEAR ),
 610                                                SMDSAbs_Face));
 611       // we need one more loop on poly elements to count nb of their nodes
 612       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 613                                                ePOLYGONE,
 614                                                nbElemInfo.NbPolygons( ORDER_LINEAR ),
 615                                                SMDSAbs_Face));
 616       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 617                                                ePOLYGON2,
 618                                                nbElemInfo.NbPolygons( ORDER_QUADRATIC ),
 619                                                SMDSAbs_Face));
 620       // we need one more loop on QUAD poly elements to count nb of their nodes
 621       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 622                                                ePOLYGON2,
 623                                                nbElemInfo.NbPolygons( ORDER_QUADRATIC ),
 624                                                SMDSAbs_Face));
 625     }
 626 #ifdef _ELEMENTS_BY_DIM_
 627     anEntity = eMAILLE;
 628 #endif
 629     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 630                                              eTETRA4,
 631                                              nbElemInfo.NbTetras( ORDER_LINEAR ),
 632                                              SMDSAbs_Volume));
 633     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 634                                              eTETRA10,
 635                                              nbElemInfo.NbTetras( ORDER_QUADRATIC ),
 636                                              SMDSAbs_Volume));
 637     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 638                                              ePYRA5,
 639                                              nbElemInfo.NbPyramids( ORDER_LINEAR ),
 640                                              SMDSAbs_Volume));
 641     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 642                                              ePYRA13,
 643                                              nbElemInfo.NbPyramids( ORDER_QUADRATIC ),
 644                                              SMDSAbs_Volume));
 645     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 646                                              ePENTA6,
 647                                              nbElemInfo.NbPrisms( ORDER_LINEAR ),
 648                                              SMDSAbs_Volume));
 649     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 650                                              ePENTA15,
 651                                              nbElemInfo.NbPrisms( ORDER_QUADRATIC ),
 652                                              SMDSAbs_Volume));
 653     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 654                                              eHEXA8,
 655                                              nbElemInfo.NbHexas( ORDER_LINEAR ),
 656                                              SMDSAbs_Volume));
 657     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 658                                              eHEXA20,
 659                                              nbElemInfo.NbHexas( ORDER_QUADRATIC )-
 660                                              nbElemInfo.NbTriQuadHexas(),
 661                                              SMDSAbs_Volume));
 662     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 663                                              eHEXA27,
 664                                              nbElemInfo.NbTriQuadHexas(),
 665                                              SMDSAbs_Volume));
 666     aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 667                                              eOCTA12,
 668                                              nbElemInfo.NbHexPrisms(),
 669                                              SMDSAbs_Volume));
 670     if ( polyTypesSupported ) {
 671       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 672                                                ePOLYEDRE,
 673                                                nbElemInfo.NbPolyhedrons(),
 674                                                SMDSAbs_Volume));
 675       // we need one more loop on poly elements to count nb of their nodes
 676       aTElemTypeDatas.push_back( TElemTypeData(anEntity,
 677                                                ePOLYEDRE,
 678                                                nbElemInfo.NbPolyhedrons(),
 679                                                SMDSAbs_Volume));
 680     }
 681
 682     vector< bool > isElemFamMapBuilt( SMDSAbs_NbElementTypes, false );
 683
 684     // loop on all geom types of elements
 685
 686     list< TElemTypeData >::iterator aElemTypeData = aTElemTypeDatas.begin();
 687     for ( ; aElemTypeData != aTElemTypeDatas.end(); ++aElemTypeData )
 688     {
 689       if ( aElemTypeData->_nbElems == 0 )
 690         continue;
 691
 692       int defaultFamilyId = 0;
 693       switch ( aElemTypeData->_smdsType ) {
 694       case SMDSAbs_0DElement:
 695         defaultFamilyId = my0DElementsDefaultFamilyId;
 696         break;
 697       case SMDSAbs_Ball:
 698         defaultFamilyId = myBallsDefaultFamilyId;
 699         break;
 700       case SMDSAbs_Edge:
 701         defaultFamilyId = myEdgesDefaultFamilyId;
 702         break;
 703       case SMDSAbs_Face:
 704         defaultFamilyId = myFacesDefaultFamilyId;
 705         break;
 706       case SMDSAbs_Volume:
 707         defaultFamilyId = myVolumesDefaultFamilyId;
 708         break;
 709       default:
 710         continue;
 711       }
 712
 713       // iterator on elements of a current type
 714       SMDS_ElemIteratorPtr elemIterator;
 715       int iElem = 0;
 716
 717       // Treat POLYGONs
 718       // ---------------
 719       if ( aElemTypeData->_geomType == ePOLYGONE ||
 720            aElemTypeData->_geomType == ePOLYGON2 )
 721       {
 722         if ( aElemTypeData->_geomType == ePOLYGONE )
 723           elemIterator = myMesh->elementEntityIterator( SMDSEntity_Polygon );
 724         else
 725           elemIterator = myMesh->elementEntityIterator( SMDSEntity_Quad_Polygon );
 726
 727         if ( nbPolygonNodes == 0 ) {
 728           // Count nb of nodes
 729           while ( elemIterator->more() ) {
 730             const SMDS_MeshElement* anElem = elemIterator->next();
 731             nbPolygonNodes += anElem->NbNodes();
 732             if ( ++iElem == aElemTypeData->_nbElems )
 733               break;
 734           }
 735         }
 736         else {
 737           // Store in med file
 738           PPolygoneInfo aPolygoneInfo = myMed->CrPolygoneInfo(aMeshInfo,
 739                                                               aElemTypeData->_entity,
 740                                                               aElemTypeData->_geomType,
 741                                                               aElemTypeData->_nbElems,
 742                                                               nbPolygonNodes,
 743                                                               theConnMode, theIsElemNum,
 744                                                               theIsElemNames);
 745           TElemNum & index = *(aPolygoneInfo->myIndex.get());
 746           index[0] = 1;
 747
 748           while ( elemIterator->more() )
 749           {
 750             const SMDS_MeshElement* anElem = elemIterator->next();
 751             // index
 752             TInt aNbNodes = anElem->NbNodes();
 753             index[ iElem+1 ] = index[ iElem ] + aNbNodes;
 754
 755             // connectivity
 756             TConnSlice aTConnSlice = aPolygoneInfo->GetConnSlice( iElem );
 757             for(TInt iNode = 0; iNode < aNbNodes; iNode++) {
 758               const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 759 #ifdef _EDF_NODE_IDS_
 760               aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 761 #else
 762               aTConnSlice[ iNode ] = aNode->GetID();
 763 #endif
 764             }
 765             // element number
 766             aPolygoneInfo->SetElemNum( iElem, anElem->GetID() );
 767
 768             // family number
 769             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 770             aPolygoneInfo->SetFamNum( iElem, famNum );
 771
 772             if ( ++iElem == aPolygoneInfo->GetNbElem() )
 773               break;
 774           }
 775           myMed->SetPolygoneInfo(aPolygoneInfo);
 776
 777           nbPolygonNodes = 0; // to treat next polygon type
 778         }
 779       }
 780
 781       // Treat POLYEDREs
 782       // ----------------
 783       else if (aElemTypeData->_geomType == ePOLYEDRE )
 784       {
 785         elemIterator = myMesh->elementGeomIterator( SMDSGeom_POLYHEDRA );
 786
 787         if ( nbPolyhedronNodes == 0 ) {
 788           // Count nb of nodes
 789           while ( elemIterator->more() ) {
 790             const SMDS_MeshElement* anElem = elemIterator->next();
 791             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 792             if ( !aPolyedre ) continue;
 793             nbPolyhedronNodes += aPolyedre->NbNodes();
 794             nbPolyhedronFaces += aPolyedre->NbFaces();
 795             if ( ++iElem == aElemTypeData->_nbElems )
 796               break;
 797           }
 798         }
 799         else {
 800           // Store in med file
 801           PPolyedreInfo aPolyhInfo = myMed->CrPolyedreInfo(aMeshInfo,
 802                                                            aElemTypeData->_entity,
 803                                                            aElemTypeData->_geomType,
 804                                                            aElemTypeData->_nbElems,
 805                                                            nbPolyhedronFaces+1,
 806                                                            nbPolyhedronNodes,
 807                                                            theConnMode,
 808                                                            theIsElemNum,
 809                                                            theIsElemNames);
 810           TElemNum & index = *(aPolyhInfo->myIndex.get());
 811           TElemNum & faces = *(aPolyhInfo->myFaces.get());
 812           TElemNum & conn  = *(aPolyhInfo->myConn.get());
 813           index[0] = 1;
 814           faces[0] = 1;
 815
 816           TInt iFace = 0, iNode = 0;
 817           while ( elemIterator->more() )
 818           {
 819             const SMDS_MeshElement* anElem = elemIterator->next();
 820             const SMDS_VtkVolume *aPolyedre = dynamic_cast<const SMDS_VtkVolume*>(anElem);
 821             if ( !aPolyedre ) continue;
 822             // index
 823             TInt aNbFaces = aPolyedre->NbFaces();
 824             index[ iElem+1 ] = index[ iElem ] + aNbFaces;
 825
 826             // face index
 827             for (TInt f = 1; f <= aNbFaces; ++f, ++iFace ) {
 828               int aNbFaceNodes = aPolyedre->NbFaceNodes( f );
 829               faces[ iFace+1 ] = faces[ iFace ] + aNbFaceNodes;
 830             }
 831             // connectivity
 832             SMDS_ElemIteratorPtr nodeIt = anElem->nodesIterator();
 833             while ( nodeIt->more() ) {
 834               const SMDS_MeshElement* aNode = nodeIt->next();
 835 #ifdef _EDF_NODE_IDS_
 836               conn[ iNode ] = aNodeIdMap[aNode->GetID()];
 837 #else
 838               conn[ iNode ] = aNode->GetID();
 839 #endif
 840               ++iNode;
 841             }
 842             // element number
 843             aPolyhInfo->SetElemNum( iElem, anElem->GetID() );
 844
 845             // family number
 846             int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 847             aPolyhInfo->SetFamNum( iElem, famNum );
 848
 849             if ( ++iElem == aPolyhInfo->GetNbElem() )
 850               break;
 851           }
 852           myMed->SetPolyedreInfo(aPolyhInfo);
 853         }
 854       } // if (aElemTypeData->_geomType == ePOLYEDRE )
 855
 856       // Treat BALLs
 857       // ----------------
 858       else if (aElemTypeData->_geomType == eBALL )
 859       {
 860         // allocate data arrays
 861         PBallInfo aBallInfo = myMed->CrBallInfo( aMeshInfo,
 862                                                  aElemTypeData->_nbElems );
 863
 864         // build map of family numbers for this type
 865         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 866         {
 867           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 868           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 869         }
 870
 871         elemIterator = myMesh->elementsIterator( SMDSAbs_Ball );
 872         while ( elemIterator->more() )
 873         {
 874           const SMDS_MeshElement* anElem = elemIterator->next();
 875           // connectivity
 876           const SMDS_MeshElement* aNode = anElem->GetNode( 0 );
 877 #ifdef _EDF_NODE_IDS_
 878           (*aBallInfo->myConn)[ iElem ] = aNodeIdMap[aNode->GetID()];
 879 #else
 880           (*aBallInfo->myConn)[ iElem ] = aNode->GetID();
 881 #endif
 882           // element number
 883           aBallInfo->SetElemNum( iElem, anElem->GetID() );
 884
 885           // diameter
 886           aBallInfo->myDiameters[ iElem ] =
 887             static_cast<const SMDS_BallElement*>( anElem )->GetDiameter();
 888
 889           // family number
 890           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 891           aBallInfo->SetFamNum( iElem, famNum );
 892           ++iElem;
 893         }
 894         // store data in a file
 895         myMed->SetBallInfo(aBallInfo);
 896       }
 897
 898       else
 899       {
 900         // Treat standard types
 901         // ---------------------
 902
 903         // allocate data arrays
 904         PCellInfo aCellInfo = myMed->CrCellInfo( aMeshInfo,
 905                                                  aElemTypeData->_entity,
 906                                                  aElemTypeData->_geomType,
 907                                                  aElemTypeData->_nbElems,
 908                                                  theConnMode,
 909                                                  theIsElemNum,
 910                                                  theIsElemNames);
 911         // build map of family numbers for this type
 912         if ( !isElemFamMapBuilt[ aElemTypeData->_smdsType ])
 913         {
 914           //cout << " fillElemFamilyMap()" << endl;
 915           fillElemFamilyMap( anElemFamMap, aFamilies, aElemTypeData->_smdsType );
 916           isElemFamMapBuilt[ aElemTypeData->_smdsType ] = true;
 917         }
 918
 919         TInt aNbNodes = MED::GetNbNodes(aElemTypeData->_geomType);
 920         elemIterator = myMesh->elementsIterator( aElemTypeData->_smdsType );
 921         if ( aElemTypeData->_smdsType == SMDSAbs_0DElement && ! nodesOf0D.empty() )
 922           elemIterator = iterVecIter;
 923         while ( elemIterator->more() )
 924         {
 925           const SMDS_MeshElement* anElem = elemIterator->next();
 926           if ( anElem->NbNodes() != aNbNodes || anElem->IsPoly() )
 927             continue; // other geometry
 928
 929           // connectivity
 930           TConnSlice aTConnSlice = aCellInfo->GetConnSlice( iElem );
 931           for (TInt iNode = 0; iNode < aNbNodes; iNode++) {
 932             const SMDS_MeshElement* aNode = anElem->GetNode( iNode );
 933 #ifdef _EDF_NODE_IDS_
 934             aTConnSlice[ iNode ] = aNodeIdMap[aNode->GetID()];
 935 #else
 936             aTConnSlice[ iNode ] = aNode->GetID();
 937 #endif
 938           }
 939           // element number
 940           aCellInfo->SetElemNum( iElem, anElem->GetID() );
 941
 942           // family number
 943           int famNum = getFamilyId( anElemFamMap, anElem, defaultFamilyId );
 944           aCellInfo->SetFamNum( iElem, famNum );
 945
 946           if ( ++iElem == aCellInfo->GetNbElem() )
 947             break;
 948         }
 949         // store data in a file
 950         myMed->SetCellInfo(aCellInfo);
 951       }
 952
 953     } // loop on geom types
 954
 955
 956   }
 957   catch(const std::exception& exc) {
 958     INFOS("The following exception was caught:\n\t"<<exc.what());
 959     throw;
 960   }
 961   catch(...) {
 962     INFOS("Unknown exception was caught !!!");
 963     throw;
 964   }
 965
 966   myMeshId = -1;
 967   myGroups.clear();
 968   mySubMeshes.clear();
 969   return aResult;
 970 }
 971
 972 //================================================================================
 973 /*!
 974  * \brief Returns nodes on VERTEXes where 0D elements are absent
 975  */
 976 //================================================================================
 977
 978 bool DriverMED_W_SMESHDS_Mesh::
 979 getNodesOfMissing0DOnVert(SMESHDS_Mesh*                         meshDS,
 980                           std::vector<const SMDS_MeshElement*>& nodes)
 981 {
 982   nodes.clear();
 983   for ( int i = 1; i <= meshDS->MaxShapeIndex(); ++i )
 984   {
 985     if ( meshDS->IndexToShape( i ).ShapeType() != TopAbs_VERTEX )
 986       continue;
 987     if ( SMESHDS_SubMesh* sm = meshDS->MeshElements(i) ) {
 988       SMDS_NodeIteratorPtr nIt= sm->GetNodes();
 989       while (nIt->more())
 990       {
 991         const SMDS_MeshNode* n = nIt->next();
 992         if ( n->NbInverseElements( SMDSAbs_0DElement ) == 0 )
 993           nodes.push_back( n );
 994       }
 995     }
 996   }
 997   return !nodes.empty();
 998 }