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PAL10953. Add GetGeometryByMeshElement()

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This commit is contained in:
eap 2006-01-13 09:50:40 +00:00
parent 1e92e82bb3
commit dd5e16f1de
3 changed files with 79 additions and 13 deletions
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13
idl/SMESH_Gen.idl
View File

@ -138,9 +138,8 @@ module SMESH
raises ( SALOME::SALOME_Exception );
/*!
*
* Return true if hypotheses are defined well
*/
boolean IsReadyToCompute( in SMESH_Mesh theMesh,
in GEOM::GEOM_Object theSubObject )
raises ( SALOME::SALOME_Exception );
@ -161,10 +160,14 @@ module SMESH
raises ( SALOME::SALOME_Exception );
/*!
*
* Return geometrical object the given element is built on.
* The returned geometrical object, if not nil, is either found in the
* study or is published by this method with the given name
*/
// long_array GetSubMeshesState( in object_array theListOfSubShape )
// raises ( SALOME::SALOME_Exception );
GEOM::GEOM_Object GetGeometryByMeshElement( in SMESH_Mesh theMesh,
in long theElementID,
in string theGeomName)
raises ( SALOME::SALOME_Exception );
};

58
src/SMESH_I/SMESH_Gen_i.cxx
View File

@ -69,6 +69,7 @@
#include "SMESH_Mesh.hxx"
#include "SMESH_Hypothesis.hxx"
#include "SMESH_Group.hxx"
#include "SMESH_MeshEditor.hxx"
#include "SMDS_EdgePosition.hxx"
#include "SMDS_FacePosition.hxx"
@ -1012,6 +1013,63 @@ CORBA::Boolean SMESH_Gen_i::Compute( SMESH::SMESH_Mesh_ptr theMesh,
return false;
}
//================================================================================
/*!
* \brief Return geometrical object the given element is built on
* \param theMesh - the mesh the element is in
* \param theElementID - the element ID
* \param theGeomName - the name of the result geom object if it is not yet published
* \retval GEOM::GEOM_Object_ptr - the found or just published geom object
*/
//================================================================================
GEOM::GEOM_Object_ptr
SMESH_Gen_i::GetGeometryByMeshElement( SMESH::SMESH_Mesh_ptr theMesh,
CORBA::Long theElementID,
const char* theGeomName)
throw ( SALOME::SALOME_Exception )
{
Unexpect aCatch(SALOME_SalomeException);
if ( CORBA::is_nil( theMesh ) )
THROW_SALOME_CORBA_EXCEPTION( "bad Mesh reference", SALOME::BAD_PARAM );
GEOM::GEOM_Object_var mainShape = theMesh->GetShapeToMesh();
GEOM::GEOM_Gen_var geomGen = GetGeomEngine();
// get a core mesh DS
SMESH_Mesh_i* meshServant = SMESH::DownCast<SMESH_Mesh_i*>( theMesh );
if ( meshServant && !geomGen->_is_nil() && !mainShape->_is_nil() )
{
::SMESH_Mesh & mesh = meshServant->GetImpl();
SMESHDS_Mesh* meshDS = mesh.GetMeshDS();
// find the element in mesh
if ( const SMDS_MeshElement * elem = meshDS->FindElement( theElementID ) )
// find a shape id by the element
if ( int shapeID = ::SMESH_MeshEditor( &mesh ).FindShape( elem )) {
// get a geom object by the shape id
GEOM::GEOM_Object_var geom = ShapeToGeomObject( meshDS->IndexToShape( shapeID ));
if ( geom->_is_nil() ) {
GEOM::GEOM_IShapesOperations_var op =
geomGen->GetIShapesOperations( GetCurrentStudyID() );
if ( !op->_is_nil() )
geom = op->GetSubShape( mainShape, shapeID );
}
if ( !geom->_is_nil() ) {
// try to find the corresponding SObject
GeomObjectToShape( geom ); // geom client remembers the found shape
SALOMEDS::SObject_var SObj = ObjectToSObject( myCurrentStudy, geom.in() );
if ( SObj->_is_nil() )
// publish a new subshape
SObj = geomGen->AddInStudy( myCurrentStudy, geom, theGeomName, mainShape );
// return only published geometry
if ( !SObj->_is_nil() )
return geom._retn();
}
}
}
return GEOM::GEOM_Object::_nil();
}
//=============================================================================
/*!
* SMESH_Gen_i::Save

5
src/SMESH_I/SMESH_Gen_i.hxx
View File

@ -220,6 +220,11 @@ public:
const SMESH::object_array& theListOfSubShape )
throw ( SALOME::SALOME_Exception );
// Return geometrical object the given element is built on
GEOM::GEOM_Object_ptr GetGeometryByMeshElement( SMESH::SMESH_Mesh_ptr theMesh,
CORBA::Long theElementID,
const char* theGeomName)
throw ( SALOME::SALOME_Exception );
// ****************************************************
// Interface inherited methods (from SALOMEDS::Driver)