ForkMaster/smesh
1
0
Fork 0
mirror of https://git.salome-platform.org/gitpub/modules/smesh.git synced 2024-11-14 17:48:34 +05:00
Code Issues Packages Projects Releases Wiki Activity
a58d128175
smesh/src/SMESH_I/SMESH_PreMeshInfo.cxx

1280 lines
45 KiB
C++
Raw Blame History

// Copyright (C) 2007-2013 CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
// File : SMESH_PreMeshInfo.cxx
// Created : Fri Feb 10 17:36:39 2012
// Author : Edward AGAPOV (eap)
//
#include "SMESH_PreMeshInfo.hxx"
#include "DriverMED_R_SMESHDS_Mesh.h"
#include "SMDS_EdgePosition.hxx"
#include "SMDS_FacePosition.hxx"
#include "SMDS_SpacePosition.hxx"
#include "SMDS_VertexPosition.hxx"
#include "SMESHDS_Group.hxx"
#include "SMESHDS_GroupOnFilter.hxx"
#include "SMESH_Gen_i.hxx"
#include "SMESH_Group_i.hxx"
#include "SMESH_Mesh_i.hxx"
#include "SMESH_subMesh_i.hxx"
#include <MED_Factory.hxx>
#include <HDFarray.hxx>
#include <HDFdataset.hxx>
#include <HDFfile.hxx>
#include <HDFgroup.hxx>
#include <SALOMEDS_Tool.hxx>
#include <SALOMEDS_wrap.hxx>
#include <TopoDS_Iterator.hxx>
#include <TopoDS_Shape.hxx>
#include "SMESH_TryCatch.hxx"
#include CORBA_SERVER_HEADER(SALOME_Session)
#define MYDEBUGOUT(msg) //std::cout << msg << std::endl;
namespace
{
enum { GroupOnFilter_OutOfDate = -1 };
// a map to count not yet loaded meshes
static map< int, int > theStudyIDToMeshCounter;
//================================================================================
/*!
* \brief Counts not fully loaded meshes
*/
//================================================================================
void meshInfoLoaded( SMESH_Mesh_i* mesh )
{
map< int, int >::iterator id2counter =
theStudyIDToMeshCounter.insert( make_pair( (int) mesh->GetStudyId(), 0 )).first;
id2counter->second++;
}
//================================================================================
/*!
* \brief Removes temporary files if none of meshes needs them
*/
//================================================================================
void filesNoMoreNeeded(SMESH_Mesh_i* mesh,
std::string medFile,
std::string hdfFile)
{
if ( --theStudyIDToMeshCounter[ (int) mesh->GetStudyId() ] == 0 )
{
string tmpDir = SALOMEDS_Tool::GetDirFromPath( hdfFile );
SALOMEDS::ListOfFileNames_var aFiles = new SALOMEDS::ListOfFileNames;
aFiles->length(2);
medFile = SALOMEDS_Tool::GetNameFromPath( medFile ) + ".med";
hdfFile = SALOMEDS_Tool::GetNameFromPath( hdfFile ) + ".hdf";
aFiles[0] = medFile.c_str();
aFiles[1] = hdfFile.c_str();
SALOMEDS_Tool::RemoveTemporaryFiles( tmpDir.c_str(), aFiles.in(), true );
}
}
//=============================================================================
/*!
* \brief Class sending signals on start and finish of loading
*/
//=============================================================================
class SignalToGUI
{
string _messagePrefix;
SALOME::Session_var _session;
public:
SignalToGUI( SMESH_Mesh_i* mesh )
{
SMESH_Gen_i* gen = SMESH_Gen_i::GetSMESHGen();
SALOMEDS::Study_var study = gen->GetCurrentStudy();
if ( !study->_is_nil() && study->StudyId() == mesh->GetStudyId() )
{
SALOMEDS::SObject_wrap meshSO = gen->ObjectToSObject(study, mesh->_this() );
CORBA::Object_var obj = gen->GetNS()->Resolve( "/Kernel/Session" );
_session = SALOME::Session::_narrow( obj );
if ( !meshSO->_is_nil() && !_session->_is_nil() )
{
CORBA::String_var meshEntry = meshSO->GetID();
_messagePrefix = "SMESH/mesh_loading/";
_messagePrefix += meshEntry.in();
string msgToGUI = _messagePrefix + "/";
msgToGUI += SMESH_Comment( mesh->NbNodes() );
msgToGUI += "/";
msgToGUI += SMESH_Comment( mesh->NbElements() );
_session->emitMessageOneWay( msgToGUI.c_str());
}
}
}
void sendStop()
{
if ( !_messagePrefix.empty() )
{
string msgToGUI = _messagePrefix + "/stop";
_session->emitMessageOneWay( msgToGUI.c_str());
_messagePrefix.clear();
}
}
~SignalToGUI() { sendStop(); }
};
//=============================================================================
/*!
* \brief Creates SMDS_Position according to shape type
*/
//=============================================================================
class PositionCreator {
public:
SMDS_PositionPtr MakePosition(const TopAbs_ShapeEnum type) {
return (this->*myFuncTable[ type ])();
}
PositionCreator() {
myFuncTable.resize( (size_t) TopAbs_SHAPE, & PositionCreator::defaultPosition );
myFuncTable[ TopAbs_SOLID ] = & PositionCreator::volumePosition;
myFuncTable[ TopAbs_FACE ] = & PositionCreator::facePosition;
myFuncTable[ TopAbs_EDGE ] = & PositionCreator::edgePosition;
myFuncTable[ TopAbs_VERTEX ] = & PositionCreator::vertexPosition;
}
private:
SMDS_PositionPtr edgePosition() const { return SMDS_PositionPtr( new SMDS_EdgePosition ); }
SMDS_PositionPtr facePosition() const { return SMDS_PositionPtr( new SMDS_FacePosition ); }
SMDS_PositionPtr volumePosition() const { return SMDS_PositionPtr( new SMDS_SpacePosition ); }
SMDS_PositionPtr vertexPosition() const { return SMDS_PositionPtr( new SMDS_VertexPosition); }
SMDS_PositionPtr defaultPosition() const { return SMDS_SpacePosition::originSpacePosition(); }
typedef SMDS_PositionPtr (PositionCreator:: * FmakePos)() const;
vector<FmakePos> myFuncTable;
};
//================================================================================
/*!
* \brief Returns ids of simple shapes composing a complex one
*/
//================================================================================
vector<int> getSimpleSubMeshIds( SMESHDS_Mesh* meshDS, int shapeId )
{
vector<int> ids;
list<TopoDS_Shape> shapeQueue( 1, meshDS->IndexToShape( shapeId ));
list<TopoDS_Shape>::iterator shape = shapeQueue.begin();
for ( ; shape != shapeQueue.end(); ++shape )
{
if ( shape->IsNull() ) continue;
if ( shape->ShapeType() == TopAbs_COMPOUND ||
shape->ShapeType() == TopAbs_COMPSOLID )
{
for ( TopoDS_Iterator it( *shape ); it.More(); it.Next() )
shapeQueue.push_back( it.Value() );
}
else
{
ids.push_back( meshDS->ShapeToIndex( *shape ));
}
}
return ids;
}
//================================================================================
/*!
* \brief Return EEntiteMaillage by EGeometrieElement
*/
//================================================================================
MED::EEntiteMaillage entityByGeom(const MED::EGeometrieElement geom )
{
return geom == MED::eBALL ? MED::eSTRUCT_ELEMENT : MED::eMAILLE;
}
//================================================================================
/*!
* \brief Return a map< EGeometrieElement, SMDSAbs_EntityType >
*/
//================================================================================
typedef map< MED::EGeometrieElement, SMDSAbs_EntityType > Tmed2smeshElemTypeMap;
const Tmed2smeshElemTypeMap& med2smeshElemTypeMap()
{
static map< MED::EGeometrieElement, SMDSAbs_EntityType> med2smeshTypes;
if ( med2smeshTypes.empty() )
{
med2smeshTypes[ MED::ePOINT1 ] = SMDSEntity_0D ;
med2smeshTypes[ MED::eSEG2 ] = SMDSEntity_Edge ;
med2smeshTypes[ MED::eSEG3 ] = SMDSEntity_Quad_Edge ;
med2smeshTypes[ MED::eTRIA3 ] = SMDSEntity_Triangle ;
med2smeshTypes[ MED::eTRIA6 ] = SMDSEntity_Quad_Triangle ;
med2smeshTypes[ MED::eTRIA7 ] = SMDSEntity_BiQuad_Triangle ;
med2smeshTypes[ MED::eQUAD4 ] = SMDSEntity_Quadrangle ;
med2smeshTypes[ MED::eQUAD8 ] = SMDSEntity_Quad_Quadrangle ;
med2smeshTypes[ MED::eQUAD9 ] = SMDSEntity_BiQuad_Quadrangle ;
med2smeshTypes[ MED::eTETRA4 ] = SMDSEntity_Tetra ;
med2smeshTypes[ MED::ePYRA5 ] = SMDSEntity_Pyramid ;
med2smeshTypes[ MED::ePENTA6 ] = SMDSEntity_Penta ;
med2smeshTypes[ MED::eHEXA8 ] = SMDSEntity_Hexa ;
med2smeshTypes[ MED::eOCTA12 ] = SMDSEntity_Hexagonal_Prism ;
med2smeshTypes[ MED::eTETRA10 ] = SMDSEntity_Quad_Tetra ;
med2smeshTypes[ MED::ePYRA13 ] = SMDSEntity_Quad_Pyramid ;
med2smeshTypes[ MED::ePENTA15 ] = SMDSEntity_Quad_Penta ;
med2smeshTypes[ MED::eHEXA20 ] = SMDSEntity_Quad_Hexa ;
med2smeshTypes[ MED::eHEXA27 ] = SMDSEntity_TriQuad_Hexa ;
med2smeshTypes[ MED::ePOLYGONE ] = SMDSEntity_Polygon ;
med2smeshTypes[ MED::ePOLYEDRE ] = SMDSEntity_Polyhedra ;
med2smeshTypes[ MED::eNONE ] = SMDSEntity_Node ;
med2smeshTypes[ MED::eBALL ] = SMDSEntity_Ball ;
}
return med2smeshTypes;
}
//================================================================================
/*!
* \brief Return a vector<MED::EGeometrieElement> intended to retrieve
* MED::EGeometrieElement by SMDSAbs_EntityType
*/
//================================================================================
const vector<MED::EGeometrieElement>& mesh2medElemType()
{
static vector<MED::EGeometrieElement> mesh2medElemTypes;
if ( mesh2medElemTypes.empty() )
{
mesh2medElemTypes.resize( SMDSEntity_Last + 1 );
Tmed2smeshElemTypeMap::const_iterator me2sme = med2smeshElemTypeMap().begin();
Tmed2smeshElemTypeMap::const_iterator me2smeEnd = med2smeshElemTypeMap().end();
for ( ; me2sme != me2smeEnd; ++me2sme )
mesh2medElemTypes[ me2sme->second ] = me2sme->first;
}
return mesh2medElemTypes;
}
//================================================================================
/*!
* \brief Writes meshInfo into a HDF file
*/
//================================================================================
void meshInfo2hdf( SMESH::long_array_var meshInfo,
const std::string& name,
HDFgroup* hdfGroup)
{
// we use med identification of element (MED::EGeometrieElement) types
// but not enum SMDSAbs_EntityType because values of SMDSAbs_EntityType may
// change at insertion of new items in the middle.
const vector<MED::EGeometrieElement>& medTypes = mesh2medElemType();
vector<int> data;
for ( size_t i = 0; i < meshInfo->length(); ++i )
if ( meshInfo[i] > 0 )
{
data.push_back( medTypes[ i ] );
data.push_back( meshInfo[ i ] );
}
if ( !data.empty() )
{
hdf_size datasetSize[] = { data.size() };
HDFarray* anArray = new HDFarray(0, HDF_INT32, 1, datasetSize);
anArray->CreateOnDisk();
datasetSize[0] = 1;
HDFdataset* dataset = new HDFdataset( name.c_str(), hdfGroup, HDF_ARRAY, datasetSize, 1 );
dataset->SetArrayId(anArray->GetId());
dataset->CreateOnDisk();
dataset->WriteOnDisk( & data[0] );
dataset->CloseOnDisk();
anArray->CloseOnDisk();
}
}
}
//================================================================================
/*!
* \brief Reads meshInfo from a HDF file
*/
//================================================================================
void SMESH_PreMeshInfo::hdf2meshInfo( const std::string& name,
HDFgroup* hdfGroup)
{
if ( hdfGroup->ExistInternalObject( name.c_str()) )
{
HDFdataset* dataset = new HDFdataset( name.c_str(), hdfGroup );
dataset->OpenOnDisk();
// // hdf_size datasetSize[ 1 ];
// // HDFarray *array = new HDFarray(dataset);
// // array->GetDim( datasetSize );
// int size = dataset->GetSize();
vector<int> info( SMDSEntity_Last * 2, 0 );
dataset->ReadFromDisk( &info[0] );
dataset->CloseOnDisk();
const Tmed2smeshElemTypeMap& med2smesh = med2smeshElemTypeMap();
Tmed2smeshElemTypeMap::const_iterator me2sme, me2smeEnd = med2smesh.end();
for ( size_t i = 0; i < info.size(); )
{
int medType = info[i++];
int nbElems = info[i++];
if ( !nbElems ) break;
me2sme = med2smesh.find( (MED::EGeometrieElement) medType );
if ( me2sme != me2smeEnd )
setNb( me2sme->second, nbElems );
}
}
_isInfoOk = true;
if ( NbNodes() == GroupOnFilter_OutOfDate ) // case of !SMESHDS_GroupOnFilter::IsUpToDate()
{
_isInfoOk = false;
setNb( SMDSEntity_Node, 0 );
}
}
//================================================================================
/*!
* \brief Constructor callable by SMESH_PreMeshInfo only
*/
//================================================================================
SMESH_PreMeshInfo::SMESH_PreMeshInfo(SMESH_Mesh_i* mesh,
const int meshID,
const std::string& medFile,
const std::string& hdfFile)
: _medFileName( medFile ),
_hdfFileName( hdfFile ),
_toRemoveFiles( false ),
_meshID( meshID ),
_mesh( mesh ),
_isInfoOk( false ),
_elemCounter( 0 )
{
}
//================================================================================
/*!
* \brief Release temporary files
*/
//================================================================================
SMESH_PreMeshInfo::~SMESH_PreMeshInfo()
{
if ( _toRemoveFiles ) // it can be true only for SMESH_PreMeshInfo of the mesh
filesNoMoreNeeded( _mesh, _medFileName, _hdfFileName );
_toRemoveFiles = false;
}
//================================================================================
/*!
* \brief fills SMESH_PreMeshInfo field of all objects of mesh
*/
//================================================================================
void SMESH_PreMeshInfo::LoadFromFile( SMESH_Mesh_i* mesh,
const int meshID,
const std::string& medFile,
const std::string& hdfFile,
const bool toRemoveFiles)
{
SMESH_TRY;
SMESH_PreMeshInfo* meshPreInfo = new SMESH_PreMeshInfo( mesh,meshID,medFile,hdfFile );
mesh->changePreMeshInfo() = meshPreInfo;
meshPreInfo->_toRemoveFiles = toRemoveFiles;
if ( toRemoveFiles )
meshInfoLoaded( mesh );
if ( meshPreInfo->readPreInfoFromHDF() )
// all SMESH_PreMeshInfo's are stored in HDF file (written after
// implementing SMESH_PreMeshInfo)
return;
// try to read SMESH_PreMeshInfo from med file (as study is older than SMESH_PreMeshInfo)
if ( meshPreInfo->readMeshInfo() )
{
meshPreInfo->readGroupInfo();
meshPreInfo->readSubMeshInfo();
}
else
{
meshPreInfo->FullLoadFromFile();
}
SMESH_CATCH( SMESH::doNothing );
}
//================================================================================
/*!
* \brief Tries to read all SMESH_PreMeshInfo from a HDF file
* \retval bool - true if succeeded
*
* This method is symmetrical to SaveToFile()
*/
//================================================================================
bool SMESH_PreMeshInfo::readPreInfoFromHDF()
{
HDFfile* aFile = new HDFfile( (char*) _hdfFileName.c_str() );
aFile->OpenOnDisk( HDF_RDONLY );
SMESH_Comment hdfGroupName("SMESH_PreMeshInfo"); hdfGroupName << _meshID;
const bool infoAvailable = aFile->ExistInternalObject( hdfGroupName );
if ( infoAvailable )
{
HDFgroup* infoHdfGroup = new HDFgroup( hdfGroupName, aFile );
infoHdfGroup->OpenOnDisk();
_mesh->changePreMeshInfo()->hdf2meshInfo( "Mesh", infoHdfGroup );
// read SMESH_PreMeshInfo of groups
map<int, SMESH::SMESH_GroupBase_ptr>::const_iterator i2group = _mesh->_mapGroups.begin();
for ( ; i2group != _mesh->_mapGroups.end(); ++i2group )
{
if ( SMESH_GroupBase_i* group_i =
SMESH::DownCast<SMESH_GroupBase_i*>( i2group->second ))
{
group_i->changePreMeshInfo() = newInstance();
if ( SMESHDS_GroupBase* group = group_i->GetGroupDS() )
{
const string name = group->GetStoreName();
group_i->changePreMeshInfo()->hdf2meshInfo( name, infoHdfGroup );
}
}
}
// read SMESH_PreMeshInfo of sub-meshes
map<int, SMESH::SMESH_subMesh_ptr>::iterator id2sm = _mesh->_mapSubMeshIor.begin();
for ( ; id2sm != _mesh->_mapSubMeshIor.end(); ++id2sm )
{
if ( SMESH_subMesh_i* sm = SMESH::DownCast<SMESH_subMesh_i*>( id2sm->second ))
{
sm->changePreMeshInfo() = newInstance();
sm->changePreMeshInfo()->hdf2meshInfo( SMESH_Comment( sm->GetId()), infoHdfGroup );
}
}
}
aFile->CloseOnDisk();
delete aFile;
return infoAvailable;
}
//================================================================================
/*!
* \brief Reads mesh info of mesh from the med file
*/
//================================================================================
bool SMESH_PreMeshInfo::readMeshInfo()
{
_isInfoOk = true;
MED::PWrapper aMed = MED::CrWrapper(_medFileName,true);
// if ( aMed->GetVersion() != MED::eV2_2 )
// return false;
MED::PMeshInfo medMeshInfo = aMed->CrMeshInfo(3,3,SMESH_Comment( _meshID ));
// read nb nodes
int nbNodes = std::max( 0, aMed->GetNbNodes( medMeshInfo ));
if ( nbNodes > 0 )
{
setNb( SMDSEntity_Node, nbNodes);
// read nb of elements
Tmed2smeshElemTypeMap::const_iterator me2sme = med2smeshElemTypeMap().begin();
Tmed2smeshElemTypeMap::const_iterator me2smeEnd = med2smeshElemTypeMap().end();
for ( ; me2sme != me2smeEnd; ++me2sme )
{
int nbElems = aMed->GetNbCells( medMeshInfo, entityByGeom(me2sme->first), me2sme->first );
if ( nbElems > 0 )
setNb( me2sme->second, nbElems );
}
}
return true;
}
//================================================================================
/*!
* \brief Reads info of groups from the med file
*/
//================================================================================
void SMESH_PreMeshInfo::readGroupInfo()
{
if ( _mesh->_mapGroups.empty() ) return;
// make SMESH_PreMeshInfo of groups
map< string, SMESH_PreMeshInfo* > name2GroupInfo;
map<int, SMESH::SMESH_GroupBase_ptr>::const_iterator i2group = _mesh->_mapGroups.begin();
for ( ; i2group != _mesh->_mapGroups.end(); ++i2group )
{
if ( SMESH_GroupBase_i* group_i =
SMESH::DownCast<SMESH_GroupBase_i*>( i2group->second ))
{
SMESH_PreMeshInfo* info = newInstance();
group_i->changePreMeshInfo() = info;
if ( SMESHDS_Group* group = dynamic_cast< SMESHDS_Group* >( group_i->GetGroupDS() ))
{
string name = group->GetStoreName();
name2GroupInfo.insert( make_pair( name, info ));
info->_isInfoOk = true;
}
}
}
map< int, vector< SMESH_PreMeshInfo* > > famId2grInfo;
MED::PWrapper aMed = MED::CrWrapper(_medFileName,false);
MED::PMeshInfo medMeshInfo = aMed->CrMeshInfo(3,3,SMESH_Comment( _meshID ));
// read families to fill in famId2grInfo
int nbFams = aMed->GetNbFamilies( medMeshInfo );
if ( nbFams <= 1 ) return; // zero family is always present
for ( int iF = 0; iF <= nbFams; ++iF )
{
int nbGroups = aMed->GetNbFamGroup( iF, medMeshInfo );
if ( nbGroups < 1 ) continue;
MED::PFamilyInfo medFamInfo = aMed->CrFamilyInfo( medMeshInfo, nbGroups, nbGroups );
aMed->GetFamilyInfo( iF, medFamInfo ); // read groups of a family
vector< SMESH_PreMeshInfo* >& grInfoVec = famId2grInfo[ medFamInfo->GetId() ];
for ( int iG = 0; iG < nbGroups; ++iG )
{
const string grName = medFamInfo->GetGroupName( iG );
map< string, SMESH_PreMeshInfo* >::iterator n2i = name2GroupInfo.find( grName );
if ( n2i != name2GroupInfo.end() )
grInfoVec.push_back( n2i->second );
}
}
// read family numbers of elements
Tmed2smeshElemTypeMap::const_iterator me2sme = med2smeshElemTypeMap().begin();
Tmed2smeshElemTypeMap::const_iterator me2smeEnd = med2smeshElemTypeMap().end();
MED::PElemInfo medElemInfo = aMed->CrElemInfo( medMeshInfo, 0 );
MED::TIntVector& famNums = medElemInfo->myFamNum;
for ( ; me2sme != me2smeEnd; ++me2sme ) // loop on elem types
{
famNums.resize( NbEntities( me2sme->second ));
if ( famNums.empty() ) continue;
aMed->GetFamilies( medElemInfo, famNums.size(), entityByGeom(me2sme->first), me2sme->first );
// distribute elements of a type among groups
map< int, vector< SMESH_PreMeshInfo* > >::iterator f2infos = famId2grInfo.begin();
for ( size_t i = 0; i < famNums.size(); ++i )
{
if ( famNums[i] != f2infos->first )
{
f2infos = famId2grInfo.find( famNums[i] );
if ( f2infos == famId2grInfo.end() )
f2infos = famId2grInfo.insert
( make_pair( famNums[i], vector< SMESH_PreMeshInfo*>())).first;
}
vector< SMESH_PreMeshInfo* >& infoVec = f2infos->second ;
for ( size_t j = 0; j < infoVec.size(); ++j )
infoVec[j]->_elemCounter++;
}
// pass _elemCounter to a real elem type
map< string, SMESH_PreMeshInfo* >::iterator n2i = name2GroupInfo.begin();
for ( ; n2i != name2GroupInfo.end(); ++n2i )
{
SMESH_PreMeshInfo* info = n2i->second;
info->setNb( me2sme->second, info->_elemCounter );
info->_elemCounter = 0;
}
}
}
//================================================================================
/*!
* \brief Reads info of sub-meshes from hdf file of old study
*/
//================================================================================
void SMESH_PreMeshInfo::readSubMeshInfo()
{
if ( _mesh->_mapSubMeshIor.empty() ) return;
// create SMESH_PreMeshInfo of sub-meshes
map<int, SMESH::SMESH_subMesh_ptr>::iterator id2sm = _mesh->_mapSubMeshIor.begin();
for ( ; id2sm != _mesh->_mapSubMeshIor.end(); ++id2sm )
{
if ( SMESH_subMesh_i* sm = SMESH::DownCast<SMESH_subMesh_i*>( id2sm->second ))
{
sm->changePreMeshInfo() = newInstance();
sm->changePreMeshInfo()->_isInfoOk = true;
}
}
// try to read
HDFfile* aFile = new HDFfile( (char*) _hdfFileName.c_str() );
aFile->OpenOnDisk( HDF_RDONLY );
char meshGrpName[ 30 ];
sprintf( meshGrpName, "Mesh %d", _meshID );
if ( aFile->ExistInternalObject( meshGrpName ) )
{
HDFgroup* aTopGroup = new HDFgroup( meshGrpName, aFile );
aTopGroup->OpenOnDisk();
if ( aTopGroup->ExistInternalObject( "Submeshes" ))
{
HDFgroup* aGroup = new HDFgroup( "Submeshes", aTopGroup );
aGroup->OpenOnDisk();
SMESHDS_Mesh* meshDS = _mesh->GetImpl().GetMeshDS();
int maxSmId = Max( meshDS->MaxSubMeshIndex(), meshDS->MaxShapeIndex() );
for ( int isNode = 0; isNode < 2; ++isNode )
{
string aDSName( isNode ? "Node Submeshes" : "Element Submeshes");
if ( aGroup->ExistInternalObject( (char*) aDSName.c_str() ))
{
// read sub-mesh id of all nodes or elems
HDFdataset* aDataset = new HDFdataset( (char*) aDSName.c_str(), aGroup );
aDataset->OpenOnDisk();
int nbElems = aDataset->GetSize();
int* smIDs = new int [ nbElems ];
aDataset->ReadFromDisk( smIDs );
aDataset->CloseOnDisk();
// count nb elems in each sub-mesh
vector<int> nbBySubmeshId( maxSmId + 1, 0 );
for ( int i = 0; i < nbElems; ++i )
{
const int smID = smIDs[ i ];
if ( smID < (int) nbBySubmeshId.size() )
nbBySubmeshId[ smID ]++;
}
delete [] smIDs;
// store nb elems in SMESH_PreMeshInfo of sub-meshes
map<int, SMESH::SMESH_subMesh_ptr>::iterator id2sm = _mesh->_mapSubMeshIor.begin();
for ( ; id2sm != _mesh->_mapSubMeshIor.end(); ++id2sm )
{
if ( SMESH_subMesh_i* sm = SMESH::DownCast<SMESH_subMesh_i*>( id2sm->second ))
{
SMESH_PreMeshInfo* & info = sm->changePreMeshInfo();
vector<int> smIds = getSimpleSubMeshIds( meshDS, id2sm->first );
for ( size_t i = 0; i < smIds.size(); ++i )
info->_elemCounter += nbBySubmeshId[ smIds[i] ];
SMDSAbs_EntityType elemType;
if ( isNode )
{
elemType = SMDSEntity_Node;
}
else
{
bool koElemType = false;
const TopoDS_Shape& shape = meshDS->IndexToShape( smIds[0] );
elemType = getElemType( shape.ShapeType(), info->_elemCounter, koElemType );
info->_isInfoOk = !koElemType;
}
info->setNb( elemType, info->_elemCounter );
}
}
} // if ( aGroup->ExistInternalObject( aDSName ))
} // for ( int isNode = 0; isNode < 2; ++isNode )
aGroup->CloseOnDisk();
} // if ( aTopGroup->ExistInternalObject( "Submeshes" ))
aTopGroup->CloseOnDisk();
} // if ( aFile->ExistInternalObject( meshGrpName ) )
aFile->CloseOnDisk();
delete aFile;
}
//================================================================================
/*!
* \brief Return type of element for sub-mesh on a shape of given type
*/
//================================================================================
SMDSAbs_EntityType SMESH_PreMeshInfo::getElemType( const TopAbs_ShapeEnum shapeType,
const int nbElemsInSubMesh,
bool& isKoType) const
{
isKoType = false;
int type, typeEnd;
SMESH_PreMeshInfo* meshInfo = _mesh->changePreMeshInfo();
switch ( shapeType )
{
case TopAbs_SOLID:
type = SMDSEntity_Tetra;
typeEnd = SMDSEntity_Last;
isKoType = ( meshInfo->NbVolumes() != nbElemsInSubMesh );
break;
case TopAbs_FACE:
case TopAbs_SHELL:
type = SMDSEntity_Triangle;
typeEnd = SMDSEntity_Tetra;
isKoType = ( meshInfo->NbFaces() != nbElemsInSubMesh );
break;
case TopAbs_WIRE:
case TopAbs_EDGE: return SMDSEntity_Edge;
case TopAbs_VERTEX: return SMDSEntity_0D;
default: return SMDSEntity_Last;
}
if ( !isKoType )
{
for ( int t = type; t < typeEnd; ++t )
if ( nbElemsInSubMesh == meshInfo->NbEntities( SMDSAbs_EntityType( t )))
return SMDSAbs_EntityType( t );
}
isKoType = true;
return SMDSAbs_EntityType( type );
}
//================================================================================
/*!
* \brief Saves SMESH_PreMeshInfo to the study file
*/
//================================================================================
void SMESH_PreMeshInfo::SaveToFile( SMESH_Mesh_i* mesh,
const int meshID,
HDFfile* hdfFile)
{
// create a HDF group for SMESH_PreMeshInfo of this mesh
SMESH_Comment hdfGroupName("SMESH_PreMeshInfo"); hdfGroupName << meshID;
HDFgroup* infoHdfGroup = new HDFgroup( hdfGroupName, hdfFile );
infoHdfGroup->CreateOnDisk();
SMESH_TRY;
// info of mesh
meshInfo2hdf( mesh->GetMeshInfo(), "Mesh", infoHdfGroup );
// info of groups
SMESH_PreMeshInfo incompleteInfo( 0,0,"","");
incompleteInfo.setNb( SMDSEntity_Node, GroupOnFilter_OutOfDate );
SMESHDS_Mesh* meshDS = mesh->GetImpl().GetMeshDS();
map<int, SMESH::SMESH_GroupBase_ptr>::const_iterator i2group = mesh->_mapGroups.begin();
for ( ; i2group != mesh->_mapGroups.end(); ++i2group )
{
if ( SMESH_GroupBase_i* group_i = SMESH::DownCast<SMESH_GroupBase_i*>( i2group->second ))
{
SMESHDS_GroupBase * group = group_i->GetGroupDS();
if ( SMESHDS_GroupOnFilter* gof = dynamic_cast<SMESHDS_GroupOnFilter*>(group))
{
// prevent too long storage time due to applying filter to many elements
if ( !gof->IsUpToDate() && meshDS->GetMeshInfo().NbElements( gof->GetType() ) > 1e5 )
{
meshInfo2hdf( incompleteInfo.GetMeshInfo(),
group->GetStoreName(),
infoHdfGroup);
continue;
}
}
meshInfo2hdf( group_i->GetMeshInfo(), group->GetStoreName(), infoHdfGroup);
}
}
// info of sub-meshes
map<int, SMESH::SMESH_subMesh_ptr>::iterator id2sm = mesh->_mapSubMeshIor.begin();
for ( ; id2sm != mesh->_mapSubMeshIor.end(); ++id2sm )
{
if ( SMESH_subMesh_i* sm = SMESH::DownCast<SMESH_subMesh_i*>( id2sm->second ))
{
meshInfo2hdf( sm->GetMeshInfo(),
SMESH_Comment( sm->GetId() ),
infoHdfGroup);
}
}
SMESH_CATCH( SMESH::doNothing );
infoHdfGroup->CloseOnDisk();
}
//================================================================================
/*!
* \brief Reads all data and remove all SMESH_PreMeshInfo fields from objects
*/
//================================================================================
void SMESH_PreMeshInfo::FullLoadFromFile() const
{
SignalToGUI signalOnLoading( _mesh );
SMESH_PreMeshInfo* meshInfo = _mesh->changePreMeshInfo();
_mesh->changePreMeshInfo() = NULL; // to allow GUI accessing to real info
::SMESH_Mesh& mesh = _mesh->GetImpl();
SMESHDS_Mesh* meshDS = mesh.GetMeshDS();
SMESH_TRY;
MYDEBUGOUT( "BEG FullLoadFromFile() " << _meshID );
// load mesh
DriverMED_R_SMESHDS_Mesh myReader;
myReader.SetFile( _medFileName.c_str() );
myReader.SetMesh( meshDS );
myReader.SetMeshId( _meshID );
myReader.Perform();
// load groups
const set<SMESHDS_GroupBase*>& groups = meshDS->GetGroups();
set<SMESHDS_GroupBase*>::const_iterator groupIt = groups.begin();
for ( ; groupIt != groups.end(); ++groupIt )
if ( SMESHDS_Group* aGrp = dynamic_cast<SMESHDS_Group*>( *groupIt ))
myReader.GetGroup( aGrp );
// load sub-meshes
readSubMeshes( &myReader );
SMESH_CATCH( SMESH::doNothing );
_mesh->changePreMeshInfo() = meshInfo;
ForgetAllData();
signalOnLoading.sendStop();
meshDS->Modified();
// load dependent meshes referring/referred via hypotheses
mesh.GetSubMesh( mesh.GetShapeToMesh() )->
ComputeStateEngine (SMESH_subMesh::SUBMESH_LOADED);
MYDEBUGOUT( "END FullLoadFromFile()" );
}
//================================================================================
/*!
* \brief Reads full data of sub-meshes
*/
//================================================================================
void SMESH_PreMeshInfo::readSubMeshes(DriverMED_R_SMESHDS_Mesh* reader) const
{
HDFfile* aFile = new HDFfile( (char*) _hdfFileName.c_str() );
aFile->OpenOnDisk( HDF_RDONLY );
char meshGrpName[ 30 ];
sprintf( meshGrpName, "Mesh %d", _meshID );
if ( aFile->ExistInternalObject( meshGrpName ) )
{
HDFgroup* aTopGroup = new HDFgroup( meshGrpName, aFile );
aTopGroup->OpenOnDisk();
SMESHDS_Mesh* meshDS = _mesh->GetImpl().GetMeshDS();
// issue 0020693. Restore _isModified flag
if ( aTopGroup->ExistInternalObject( "_isModified" ))
{
HDFdataset* aDataset = new HDFdataset( "_isModified", aTopGroup );
aDataset->OpenOnDisk();
hdf_size size = aDataset->GetSize();
int* isModified = new int[ size ];
aDataset->ReadFromDisk( isModified );
aDataset->CloseOnDisk();
_mesh->GetImpl().SetIsModified( bool(*isModified));
delete [] isModified;
}
bool submeshesInFamilies = ( ! aTopGroup->ExistInternalObject( "Submeshes" ));
if ( submeshesInFamilies ) // from MED
{
// old way working before fix of PAL 12992
reader->CreateAllSubMeshes();
}
else
{
// open a group
HDFgroup* aGroup = new HDFgroup( "Submeshes", aTopGroup );
aGroup->OpenOnDisk();
int maxID = Max( meshDS->MaxSubMeshIndex(), meshDS->MaxShapeIndex() );
vector< SMESHDS_SubMesh * > subMeshes( maxID + 1, (SMESHDS_SubMesh*) 0 );
vector< TopAbs_ShapeEnum > smType ( maxID + 1, TopAbs_SHAPE );
PositionCreator aPositionCreator;
SMDS_NodeIteratorPtr nIt = meshDS->nodesIterator();
SMDS_ElemIteratorPtr eIt = meshDS->elementsIterator();
for ( int isNode = 0; isNode < 2; ++isNode )
{
string aDSName( isNode ? "Node Submeshes" : "Element Submeshes");
if ( aGroup->ExistInternalObject( (char*) aDSName.c_str() ))
{
HDFdataset* aDataset = new HDFdataset( (char*) aDSName.c_str(), aGroup );
aDataset->OpenOnDisk();
// read submesh IDs for all elements sorted by ID
int nbElems = aDataset->GetSize();
int* smIDs = new int [ nbElems ];
aDataset->ReadFromDisk( smIDs );
aDataset->CloseOnDisk();
// get elements sorted by ID
TIDSortedElemSet elemSet;
if ( isNode )
while ( nIt->more() ) elemSet.insert( elemSet.end(), nIt->next() );
else
while ( eIt->more() ) elemSet.insert( elemSet.end(), eIt->next() );
//ASSERT( elemSet.size() == nbElems ); -- issue 20182
// -- Most probably a bad study was saved when there were
// not fixed bugs in SMDS_MeshInfo
if ( elemSet.size() < nbElems ) {
#ifdef _DEBUG_
cout << "SMESH_Gen_i::Load(), warning: Node position data is invalid" << endl;
#endif
nbElems = elemSet.size();
}
// add elements to submeshes
TIDSortedElemSet::iterator iE = elemSet.begin();
for ( int i = 0; i < nbElems; ++i, ++iE )
{
int smID = smIDs[ i ];
if ( smID == 0 ) continue;
const SMDS_MeshElement* elem = *iE;
if ( smID > maxID ) {
// corresponding subshape no longer exists: maybe geom group has been edited
if ( _mesh->GetImpl().HasShapeToMesh() )
meshDS->RemoveElement( elem );
continue;
}
// get or create submesh
SMESHDS_SubMesh* & sm = subMeshes[ smID ];
if ( ! sm ) {
sm = meshDS->NewSubMesh( smID );
smType[ smID ] = meshDS->IndexToShape( smID ).ShapeType();
}
// add
if ( isNode ) {
SMDS_PositionPtr pos = aPositionCreator.MakePosition( smType[ smID ]);
SMDS_MeshNode* node = const_cast<SMDS_MeshNode*>( static_cast<const SMDS_MeshNode*>( elem ));
node->SetPosition( pos );
sm->AddNode( node );
} else {
sm->AddElement( elem );
}
}
delete [] smIDs;
}
}
} // end reading submeshes
// Read node positions on sub-shapes (SMDS_Position)
if ( aTopGroup->ExistInternalObject( "Node Positions" ))
{
// There are 5 datasets to read:
// "Nodes on Edges" - ID of node on edge
// "Edge positions" - U parameter on node on edge
// "Nodes on Faces" - ID of node on face
// "Face U positions" - U parameter of node on face
// "Face V positions" - V parameter of node on face
const char* aEid_DSName = "Nodes on Edges";
const char* aEu_DSName = "Edge positions";
const char* aFu_DSName = "Face U positions";
//char* aFid_DSName = "Nodes on Faces";
//char* aFv_DSName = "Face V positions";
// data to retrieve
int nbEids = 0, nbFids = 0;
int *aEids = 0, *aFids = 0;
double *aEpos = 0, *aFupos = 0, *aFvpos = 0;
// open a group
HDFgroup* aGroup = new HDFgroup( "Node Positions", aTopGroup );
aGroup->OpenOnDisk();
// loop on 5 data sets
int aNbObjects = aGroup->nInternalObjects();
for ( int i = 0; i < aNbObjects; i++ )
{
// identify dataset
char aDSName[ HDF_NAME_MAX_LEN+1 ];
aGroup->InternalObjectIndentify( i, aDSName );
// read data
HDFdataset* aDataset = new HDFdataset( aDSName, aGroup );
aDataset->OpenOnDisk();
if ( aDataset->GetType() == HDF_FLOAT64 ) // Positions
{
double* pos = new double [ aDataset->GetSize() ];
aDataset->ReadFromDisk( pos );
// which one?
if ( strncmp( aDSName, aEu_DSName, strlen( aEu_DSName )) == 0 )
aEpos = pos;
else if ( strncmp( aDSName, aFu_DSName, strlen( aFu_DSName )) == 0 )
aFupos = pos;
else
aFvpos = pos;
}
else // NODE IDS
{
int aSize = aDataset->GetSize();
// for reading files, created from 18.07.2005 till 10.10.2005
if (aDataset->GetType() == HDF_STRING)
aSize /= sizeof(int);
int* ids = new int [aSize];
aDataset->ReadFromDisk( ids );
// on face or nodes?
if ( strncmp( aDSName, aEid_DSName, strlen( aEid_DSName )) == 0 ) {
aEids = ids;
nbEids = aSize;
}
else {
aFids = ids;
nbFids = aSize;
}
}
aDataset->CloseOnDisk();
} // loop on 5 datasets
// Set node positions on edges or faces
for ( int onFace = 0; onFace < 2; onFace++ )
{
int nbNodes = ( onFace ? nbFids : nbEids );
if ( nbNodes == 0 ) continue;
int* aNodeIDs = ( onFace ? aFids : aEids );
double* aUPos = ( onFace ? aFupos : aEpos );
double* aVPos = ( onFace ? aFvpos : 0 );
// loop on node IDs
for ( int iNode = 0; iNode < nbNodes; iNode++ )
{
const SMDS_MeshNode* node = meshDS->FindNode( aNodeIDs[ iNode ]);
if ( !node ) continue; // maybe removed while Loading() if geometry changed
SMDS_PositionPtr aPos = node->GetPosition();
ASSERT( aPos );
if ( onFace ) {
// ASSERT( aPos->GetTypeOfPosition() == SMDS_TOP_FACE );-- issue 20182
// -- Most probably a bad study was saved when there were
// not fixed bugs in SMDS_MeshInfo
if ( aPos->GetTypeOfPosition() == SMDS_TOP_FACE ) {
SMDS_FacePosition* fPos = const_cast<SMDS_FacePosition*>
( static_cast<const SMDS_FacePosition*>( aPos ));
fPos->SetUParameter( aUPos[ iNode ]);
fPos->SetVParameter( aVPos[ iNode ]);
}
}
else {
// ASSERT( aPos->GetTypeOfPosition() == SMDS_TOP_EDGE );-- issue 20182
if ( aPos->GetTypeOfPosition() == SMDS_TOP_EDGE ) {
SMDS_EdgePosition* fPos = const_cast<SMDS_EdgePosition*>
( static_cast<const SMDS_EdgePosition*>( aPos ));
fPos->SetUParameter( aUPos[ iNode ]);
}
}
}
}
if ( aEids ) delete [] aEids;
if ( aFids ) delete [] aFids;
if ( aEpos ) delete [] aEpos;
if ( aFupos ) delete [] aFupos;
if ( aFvpos ) delete [] aFvpos;
aGroup->CloseOnDisk();
} // if ( aTopGroup->ExistInternalObject( "Node Positions" ) )
aTopGroup->CloseOnDisk();
} // if ( aFile->ExistInternalObject( meshGrpName ) )
aFile->CloseOnDisk();
delete aFile;
}
//================================================================================
/*!
* \brief Remove all SMESH_PreMeshInfo fields from objects w/o data loading
*/
//================================================================================
void SMESH_PreMeshInfo::ForgetAllData() const
{
SMESH_TRY;
if ( _mesh->changePreMeshInfo() != this )
return _mesh->changePreMeshInfo()->ForgetAllData();
// remove SMESH_PreMeshInfo from groups
map<int, SMESH::SMESH_GroupBase_ptr>::const_iterator i2group = _mesh->_mapGroups.begin();
for ( ; i2group != _mesh->_mapGroups.end(); ++i2group )
{
if ( SMESH_GroupBase_i* group_i =
SMESH::DownCast<SMESH_GroupBase_i*>( i2group->second ))
{
SMESH_PreMeshInfo* & info = group_i->changePreMeshInfo();
delete info;
info = NULL;
}
}
// remove SMESH_PreMeshInfo from sub-meshes
map<int, SMESH::SMESH_subMesh_ptr>::iterator id2sm = _mesh->_mapSubMeshIor.begin();
for ( ; id2sm != _mesh->_mapSubMeshIor.end(); ++id2sm )
{
if ( SMESH_subMesh_i* sm_i = SMESH::DownCast<SMESH_subMesh_i*>( id2sm->second ))
{
SMESH_PreMeshInfo* & info = sm_i->changePreMeshInfo();
delete info;
info = NULL;
}
}
// remove SMESH_PreMeshInfo from the mesh
_mesh->changePreMeshInfo() = NULL;
delete this;
SMESH_CATCH( SMESH::doNothing );
// Finalize loading
// SMESH_TRY;
// ::SMESH_Mesh& mesh = _mesh->GetImpl();
// // update hyps needing full mesh data restored (issue 20918)
// // map<int, SMESH::SMESH_Hypothesis_ptr>::iterator id2hyp= _mesh->_mapHypo.begin();
// // for ( ; id2hyp != _mesh->_mapHypo.end(); ++id2hyp )
// // if ( SMESH_Hypothesis_i* hyp = SMESH::DownCast<SMESH_Hypothesis_i*>( id2hyp->second ))
// // hyp->UpdateAsMeshesRestored();
// SMESH_CATCH( SMESH::doNothing );
}
//================================================================================
/*!
* \brief remove all SMESH_PreMeshInfo fields from mesh and its child objects w/o data loading
*/
//================================================================================
void SMESH_PreMeshInfo::ForgetAllData( SMESH_Mesh_i* mesh )
{
if ( mesh && mesh->changePreMeshInfo() )
mesh->changePreMeshInfo()->ForgetAllData();
}
//================================================================================
/*!
* \brief Calls either FullLoadFromFile() or ForgetAllData() depending on preferences
*/
//================================================================================
void SMESH_PreMeshInfo::ForgetOrLoad() const
{
if ( SMESH_Gen_i::GetSMESHGen()->ToForgetMeshDataOnHypModif() &&
_mesh->HasShapeToMesh())
ForgetAllData();
else
FullLoadFromFile();
}
//================================================================================
/*!
* \brief Method of SMESH_IDSource interface
*/
//================================================================================
SMESH::array_of_ElementType* SMESH_PreMeshInfo::GetTypes() const
{
SMESH::array_of_ElementType_var types = new SMESH::array_of_ElementType;
types->length( 4 );
int nbTypes = 0;
if (NbEdges()) types[nbTypes++] = SMESH::EDGE;
if (NbFaces()) types[nbTypes++] = SMESH::FACE;
if (NbVolumes()) types[nbTypes++] = SMESH::VOLUME;
if (Nb0DElements()) types[nbTypes++] = SMESH::ELEM0D;
if (NbBalls()) types[nbTypes++] = SMESH::BALL;
types->length( nbTypes );
return types._retn();
}
//================================================================================
/*!
* \brief Method of SMESH_IDSource interface returning nb elements by element type
*/
//================================================================================
SMESH::long_array* SMESH_PreMeshInfo::GetMeshInfo() const
{
SMESH::long_array_var aRes = new SMESH::long_array();
aRes->length(SMESH::Entity_Last);
for (int i = SMESH::Entity_Node; i < SMESH::Entity_Last; i++)
aRes[i] = 0;
for (int i = SMESH::Entity_Node; i < SMESH::Entity_Last; i++)
aRes[i] = NbEntities((SMDSAbs_EntityType)i);
return aRes._retn();
}
//================================================================================
/*!
* Returns false if GetMeshInfo() returns incorrect information that may
* happen if mesh data is not yet fully loaded from the file of study.
*/
//================================================================================
bool SMESH_PreMeshInfo::IsMeshInfoCorrect() const
{
return _isInfoOk;
}
//================================================================================
/*!
* \brief TEMPORARY method to remove study files on closing study;
* RIGHT WAY: study files are remove automatically when meshes are destroyed
*/
//================================================================================
void SMESH_PreMeshInfo::RemoveStudyFiles_TMP_METHOD(SALOMEDS::SComponent_ptr smeshComp)
{
SALOMEDS::Study_var study = smeshComp->GetStudy();
if ( theStudyIDToMeshCounter[ (int) study->StudyId() ] > 0 )
{
SALOMEDS::ChildIterator_wrap itBig = study->NewChildIterator( smeshComp );
for ( ; itBig->More(); itBig->Next() ) {
SALOMEDS::SObject_wrap gotBranch = itBig->Value();
CORBA::Object_var anObject = SMESH_Gen_i::SObjectToObject( gotBranch );
if ( SMESH_Mesh_i* mesh = SMESH::DownCast<SMESH_Mesh_i*>( anObject ))
{
if ( mesh->changePreMeshInfo() )
{
mesh->changePreMeshInfo()->ForgetAllData();
}
}
}
}
}
Reference in New Issue View Git Blame Copy Permalink