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0020145: EDF 666 SMESH: Modifications of GEOM groups are not taken into account

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1) Call CheckGeomGroupModif() in Clear()
    2) In CheckGeomGroupModif(), implement case where meshed geom group changes
This commit is contained in:
eap 2009-05-25 11:37:06 +00:00
parent b4562e1bda
commit ca174cbff6
1 changed files with 141 additions and 13 deletions
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154
src/SMESH_I/SMESH_Mesh_i.cxx
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@ -64,6 +64,7 @@
#include <TColStd_MapOfInteger.hxx>
#include <TColStd_SequenceOfInteger.hxx>
#include <TCollection_AsciiString.hxx>
#include <TopExp.hxx>
#include <TopExp_Explorer.hxx>
#include <TopoDS_Compound.hxx>
@ -203,6 +204,7 @@ void SMESH_Mesh_i::Clear() throw (SALOME::SALOME_Exception)
Unexpect aCatch(SALOME_SalomeException);
try {
_impl->Clear();
CheckGeomGroupModif(); // issue 20145
}
catch(SALOME_Exception & S_ex) {
THROW_SALOME_CORBA_EXCEPTION(S_ex.what(), SALOME::BAD_PARAM);
@ -1572,7 +1574,7 @@ TopoDS_Shape SMESH_Mesh_i::newGroupShape( TGeomGroupData & groupData)
CORBA::Object_var groupObj = _gen_i->SObjectToObject( groupSO );
if ( CORBA::is_nil( groupObj )) return newShape;
GEOM::GEOM_Object_var geomGroup = GEOM::GEOM_Object::_narrow( groupObj );
// get indices of group items
set<int> curIndices;
GEOM::GEOM_Gen_var geomGen = _gen_i->GetGeomEngine();
@ -1598,13 +1600,24 @@ TopoDS_Shape SMESH_Mesh_i::newGroupShape( TGeomGroupData & groupData)
if ( newShape.IsNull() ) {
// geom group becomes empty - return empty compound
TopoDS_Compound compound;
BRep_Builder builder;
builder.MakeCompound(compound);
BRep_Builder().MakeCompound(compound);
newShape = compound;
}
return newShape;
}
namespace {
//=============================================================================
/*!
* \brief Storage of shape and index used in CheckGeomGroupModif()
*/
//=============================================================================
struct TIndexedShape {
int _index;
TopoDS_Shape _shape;
TIndexedShape( int i, const TopoDS_Shape& s ):_index(i), _shape(s) {}
};
}
//=============================================================================
/*!
* \brief Update objects depending on changed geom groups
@ -1643,19 +1656,12 @@ void SMESH_Mesh_i::CheckGeomGroupModif()
if ( processedGroup ) { // update group indices
list<TGeomGroupData>::iterator data2 = data;
for ( --data2; data2->_groupEntry != data->_groupEntry; --data2)
data->_indices = data2->_indices;
for ( --data2; data2->_groupEntry != data->_groupEntry; --data2) {}
data->_indices = data2->_indices;
}
// Update SMESH objects according to new GEOM group contents
SMESH::SMESH_Mesh_var mesh = SMESH::SMESH_Mesh::_narrow( data->_smeshObject );
if ( !mesh->_is_nil() ) // -------------- MESH ----------------------------
{
// TODO
continue;
}
SMESH::SMESH_subMesh_var submesh = SMESH::SMESH_subMesh::_narrow( data->_smeshObject );
if ( !submesh->_is_nil() ) // -------------- Sub mesh ---------------------
{
@ -1699,7 +1705,129 @@ void SMESH_Mesh_i::CheckGeomGroupModif()
}
continue;
}
}
SMESH::SMESH_Mesh_var mesh = SMESH::SMESH_Mesh::_narrow( data->_smeshObject );
if ( !mesh->_is_nil() ) // -------------- MESH ----------------------------
{
// Remove groups and submeshes basing on removed sub-shapes
TopTools_MapOfShape newShapeMap;
TopoDS_Iterator shapeIt( newShape );
for ( ; shapeIt.More(); shapeIt.Next() )
newShapeMap.Add( shapeIt.Value() );
SMESHDS_Mesh* meshDS = _impl->GetMeshDS();
for ( shapeIt.Initialize( meshDS->ShapeToMesh() ); shapeIt.More(); shapeIt.Next() )
{
if ( newShapeMap.Contains( shapeIt.Value() ))
continue;
TopTools_IndexedMapOfShape oldShapeMap;
TopExp::MapShapes( shapeIt.Value(), oldShapeMap );
for ( int i = 1; i <= oldShapeMap.Extent(); ++i )
{
const TopoDS_Shape& oldShape = oldShapeMap(i);
int oldInd = meshDS->ShapeToIndex( oldShape );
// -- submeshes --
map<int, SMESH::SMESH_subMesh_ptr>::iterator i_smIor = _mapSubMeshIor.find( oldInd );
if ( i_smIor != _mapSubMeshIor.end() ) {
RemoveSubMesh( i_smIor->second ); // one submesh per shape index
}
// --- groups ---
map<int, SMESH::SMESH_GroupBase_ptr>::iterator i_grp = _mapGroups.begin();
for ( ; i_grp != _mapGroups.end(); ++i_grp )
{
// check if a group bases on oldInd shape
SMESHDS_GroupOnGeom* grpOnGeom = 0;
if ( ::SMESH_Group* g = _impl->GetGroup( i_grp->first ))
grpOnGeom = dynamic_cast<SMESHDS_GroupOnGeom*>( g->GetGroupDS() );
if ( grpOnGeom && oldShape.IsSame( grpOnGeom->GetShape() ))
{ // remove
RemoveGroup( i_grp->second ); // several groups can base on same shape
i_grp = _mapGroups.begin(); // _mapGroups changed - restart iteration
}
}
}
}
// Reassign hypotheses and update groups after setting the new shape to mesh
// collect anassigned hypotheses
typedef list< pair< TIndexedShape, list<const SMESHDS_Hypothesis*> > > TShapeHypList;
list <const SMESHDS_Hypothesis * >::const_iterator hypIt;
TShapeHypList assignedHyps;
for ( int i = 1; i <= meshDS->MaxShapeIndex(); ++i )
{
const TopoDS_Shape& oldShape = meshDS->IndexToShape(i);
list<const SMESHDS_Hypothesis*> hyps = meshDS->GetHypothesis( oldShape );// copy
if ( !hyps.empty() ) {
assignedHyps.push_back( make_pair( TIndexedShape(i,oldShape), hyps ));
for ( hypIt = hyps.begin(); hypIt != hyps.end(); ++hypIt )
_impl->RemoveHypothesis( oldShape, (*hypIt)->GetID());
}
}
// collect shapes supporting groups
typedef list < pair< TIndexedShape, SMDSAbs_ElementType > > TShapeTypeList;
TShapeTypeList groupData;
const set<SMESHDS_GroupBase*>& groups = meshDS->GetGroups();
set<SMESHDS_GroupBase*>::const_iterator grIt = groups.begin();
for ( ; grIt != groups.end(); ++grIt )
{
if ( SMESHDS_GroupOnGeom* gog = dynamic_cast<SMESHDS_GroupOnGeom*>( *grIt ))
groupData.push_back
( make_pair( TIndexedShape( gog->GetID(),gog->GetShape()), gog->GetType()));
}
// set new shape to mesh -> DS of submeshes and geom groups is deleted
_impl->ShapeToMesh( newShape );
// reassign hypotheses
TShapeHypList::iterator indS_hyps = assignedHyps.begin();
for ( ; indS_hyps != assignedHyps.end(); ++indS_hyps )
{
TIndexedShape& geom = indS_hyps->first;
list<const SMESHDS_Hypothesis*>& hyps = indS_hyps->second;
int oldID = geom._index;
int newID = meshDS->ShapeToIndex( geom._shape );
if ( !newID )
continue;
if ( oldID == 1 ) { // main shape
newID = 1;
geom._shape = newShape;
}
for ( hypIt = hyps.begin(); hypIt != hyps.end(); ++hypIt )
_impl->AddHypothesis( geom._shape, (*hypIt)->GetID());
// care of submeshes
SMESH_subMesh* newSubmesh = _impl->GetSubMesh( geom._shape );
if ( newID != oldID ) {
_mapSubMesh [ newID ] = newSubmesh;
_mapSubMesh_i [ newID ] = _mapSubMesh_i [ oldID ];
_mapSubMeshIor[ newID ] = _mapSubMeshIor[ oldID ];
_mapSubMesh. erase(oldID);
_mapSubMesh_i. erase(oldID);
_mapSubMeshIor.erase(oldID);
_mapSubMesh_i [ newID ]->changeLocalId( newID );
}
}
// recreate groups
TShapeTypeList::iterator geomType = groupData.begin();
for ( ; geomType != groupData.end(); ++geomType )
{
const TIndexedShape& geom = geomType->first;
int oldID = geom._index;
if ( _mapGroups.find( oldID ) == _mapGroups.end() )
continue;
// get group name
SALOMEDS::SObject_var groupSO = _gen_i->ObjectToSObject( study,_mapGroups[oldID] );
CORBA::String_var name = groupSO->GetName();
// update
SMESH_GroupBase_i* group_i = SMESH::DownCast<SMESH_GroupBase_i*>(_mapGroups[oldID] );
int newID;
if ( group_i && _impl->AddGroup( geomType->second, name.in(), newID, geom._shape ))
group_i->changeLocalId( newID );
}
break; // everything has been updated
} // update mesh
} // loop on group data
// Update icons