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Fix sub-mesh update upon shaper geometry change

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This commit is contained in:
eap 2020-01-21 17:41:22 +03:00
parent 93ac2e8964
commit e3019524b4
2 changed files with 67 additions and 34 deletions
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97
src/SMESH_I/SMESH_Mesh_i.cxx
View File

@ -272,7 +272,7 @@ void SMESH_Mesh_i::ReplaceShape(GEOM::GEOM_Object_ptr theNewGeom)
// re-assign global hypotheses to the new shape
_mainShapeTick = -1;
CheckGeomModif();
CheckGeomModif( true );
}
//================================================================================
@ -2045,40 +2045,56 @@ void SMESH_Mesh_i::removeGeomGroupData(CORBA::Object_ptr theSmeshObj)
* \brief Return new group contents if it has been changed and update group data
*/
//================================================================================
enum { ONLY_IF_CHANGED, IS_BREAK_LINK, MAIN_TRANSFORMED };
TopoDS_Shape SMESH_Mesh_i::newGroupShape( TGeomGroupData & groupData, bool onlyIfChanged )
TopoDS_Shape SMESH_Mesh_i::newGroupShape( TGeomGroupData & groupData, int how )
{
TopoDS_Shape newShape;
// get geom group
SALOMEDS::SObject_wrap groupSO = SMESH_Gen_i::getStudyServant()->FindObjectID( groupData._groupEntry.c_str() );
if ( !groupSO->_is_nil() )
if ( how == IS_BREAK_LINK )
{
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( geomGroup );
GEOM::GEOM_IGroupOperations_ptr groupOp = geomGen->GetIGroupOperations();
GEOM::ListOfLong_var ids = groupOp->GetObjects( geomGroup );
for ( CORBA::ULong i = 0; i < ids->length(); ++i )
curIndices.insert( ids[i] );
if ( onlyIfChanged && groupData._indices == curIndices )
return newShape; // group not changed
// update data
groupData._indices = curIndices;
GEOM_Client* geomClient = _gen_i->GetShapeReader();
if ( !geomClient ) return newShape;
CORBA::String_var groupIOR = geomGen->GetStringFromIOR( geomGroup );
geomClient->RemoveShapeFromBuffer( groupIOR.in() );
newShape = _gen_i->GeomObjectToShape( geomGroup );
SALOMEDS::SObject_wrap meshSO = _gen_i->ObjectToSObject( groupData._smeshObject );
SALOMEDS::SObject_wrap geomRefSO, geomSO;
if ( !meshSO->_is_nil() &&
meshSO->FindSubObject( SMESH::Tag_RefOnShape, geomRefSO.inout() ) &&
geomRefSO->ReferencedObject( geomSO.inout() ))
{
CORBA::Object_var geomObj = _gen_i->SObjectToObject( geomSO );
GEOM::GEOM_Object_var geom = GEOM::GEOM_Object::_narrow( geomObj );
newShape = _gen_i->GeomObjectToShape( geom );
}
}
else
{
// get geom group
SALOMEDS::SObject_wrap groupSO = SMESH_Gen_i::getStudyServant()->FindObjectID( groupData._groupEntry.c_str() );
if ( !groupSO->_is_nil() )
{
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( geomGroup );
GEOM::GEOM_IGroupOperations_ptr groupOp = geomGen->GetIGroupOperations();
GEOM::ListOfLong_var ids = groupOp->GetObjects( geomGroup );
for ( CORBA::ULong i = 0; i < ids->length(); ++i )
curIndices.insert( ids[i] );
if ( how == ONLY_IF_CHANGED && groupData._indices == curIndices )
return newShape; // group not changed
// update data
groupData._indices = curIndices;
GEOM_Client* geomClient = _gen_i->GetShapeReader();
if ( !geomClient ) return newShape;
CORBA::String_var groupIOR = geomGen->GetStringFromIOR( geomGroup );
geomClient->RemoveShapeFromBuffer( groupIOR.in() );
newShape = _gen_i->GeomObjectToShape( geomGroup );
}
}
if ( newShape.IsNull() ) {
// geom group becomes empty - return empty compound
TopoDS_Compound compound;
@ -2177,7 +2193,7 @@ namespace
*/
//=============================================================================
void SMESH_Mesh_i::CheckGeomModif()
void SMESH_Mesh_i::CheckGeomModif( bool isBreakLink )
{
SMESH::SMESH_Mesh_var me = _this();
GEOM::GEOM_Object_var mainGO = GetShapeToMesh();
@ -2290,7 +2306,24 @@ void SMESH_Mesh_i::CheckGeomModif()
GEOM::GEOM_Object_var geom;
if ( !gog->_is_nil() )
geom = gog->GetShape();
{
if ( isBreakLink )
{
SALOMEDS::SObject_wrap grpSO = _gen_i->ObjectToSObject( gog );
SALOMEDS::SObject_wrap geomRefSO, geomSO;
if ( !grpSO->_is_nil() &&
grpSO->FindSubObject( SMESH::Tag_RefOnShape, geomRefSO.inout() ) &&
geomRefSO->ReferencedObject( geomSO.inout() ))
{
CORBA::Object_var geomObj = _gen_i->SObjectToObject( geomSO );
geom = GEOM::GEOM_Object::_narrow( geomObj );
}
}
else
{
geom = gog->GetShape();
}
}
if ( !geom->_is_nil() )
{
CORBA::String_var ior = geomGen->GetStringFromIOR( geom );
@ -2344,7 +2377,7 @@ void SMESH_Mesh_i::CheckGeomModif()
std::list<TGeomGroupData>::iterator data = _geomGroupData.begin();
for ( ; data != _geomGroupData.end(); ++data )
{
TopoDS_Shape newShape = newGroupShape( *data, /*onlyIfChanged=*/false );
TopoDS_Shape newShape = newGroupShape( *data, isBreakLink ? IS_BREAK_LINK : MAIN_TRANSFORMED );
if ( !newShape.IsNull() )
{
if ( meshDS->ShapeToIndex( newShape ) > 0 ) // a group reduced to one sub-shape
@ -2527,7 +2560,7 @@ void SMESH_Mesh_i::CheckGeomGroupModif()
bool processedGroup = !it_new.second;
TopoDS_Shape& newShape = it_new.first->second;
if ( !processedGroup )
newShape = newGroupShape( *data, /*onlyIfChanged=*/true );
newShape = newGroupShape( *data, ONLY_IF_CHANGED );
if ( newShape.IsNull() )
continue; // no changes

4
src/SMESH_I/SMESH_Mesh_i.hxx
View File

@ -465,7 +465,7 @@ public:
*
* Issue 0022501
*/
void CheckGeomModif();
void CheckGeomModif( bool isBreakLink = false );
/*!
* \brief Update hypotheses assigned to geom groups if the latter change
*
@ -775,7 +775,7 @@ private:
/*!
* Return new group contents if it has been changed and update group data
*/
TopoDS_Shape newGroupShape( TGeomGroupData & groupData, bool onlyIfChanged);
TopoDS_Shape newGroupShape( TGeomGroupData & groupData, int how );
};