0020511: EDF 1101 SMESH : Add CGNS to Mesh Format Supported

+  SMESH::mesh_array* CreateMeshesFromCGNS( const char* theFileName,
+                                           SMESH::DriverMED_ReadStatus& theStatus )
This commit is contained in:
eap 2011-08-10 10:28:52 +00:00
parent f1b9e57c55
commit 17e2284321
2 changed files with 93 additions and 4 deletions

View File

@ -100,6 +100,7 @@
#include "DriverMED_W_SMESHDS_Mesh.h"
#include "DriverMED_R_SMESHDS_Mesh.h"
#include "DriverCGNS_Read.hxx"
#include "SALOMEDS_Tool.hxx"
#include "SALOME_NamingService.hxx"
@ -1023,6 +1024,84 @@ SMESH::SMESH_Mesh_ptr SMESH_Gen_i::CreateMeshesFromSTL( const char* theFileName
return aMesh._retn();
}
//================================================================================
/*!
* \brief Create meshes and import data from the CGSN file
*/
//================================================================================
SMESH::mesh_array* SMESH_Gen_i::CreateMeshesFromCGNS( const char* theFileName,
SMESH::DriverMED_ReadStatus& theStatus)
throw ( SALOME::SALOME_Exception )
{
Unexpect aCatch(SALOME_SalomeException);
// Retrieve nb meshes from the file
DriverCGNS_Read myReader;
myReader.SetFile( theFileName );
Driver_Mesh::Status aStatus;
int nbMeshes = myReader.GetNbMeshes(aStatus);
theStatus = (SMESH::DriverMED_ReadStatus)aStatus;
SMESH::mesh_array_var aResult = new SMESH::mesh_array();
aResult->length( nbMeshes );
{ // open a new scope to make aPythonDump die before PythonDump in SMESH_Mesh::GetGroups()
// Python Dump
TPythonDump aPythonDump;
aPythonDump << "([";
if (theStatus == SMESH::DRS_OK)
{
SALOMEDS::StudyBuilder_var aStudyBuilder = myCurrentStudy->NewBuilder();
aStudyBuilder->NewCommand(); // There is a transaction
int i = 0;
// Iterate through all meshes and create mesh objects
for ( ; i < nbMeshes; ++i )
{
// Python Dump
if (i > 0) aPythonDump << ", ";
// create mesh
SMESH::SMESH_Mesh_var mesh = createMesh();
aResult[i] = SMESH::SMESH_Mesh::_duplicate( mesh );
// Read mesh data (groups are published automatically by ImportMEDFile())
SMESH_Mesh_i* meshServant = dynamic_cast<SMESH_Mesh_i*>( GetServant( mesh ).in() );
ASSERT( meshServant );
string meshName;
SMESH::DriverMED_ReadStatus status1 =
meshServant->ImportCGNSFile( theFileName, i, meshName );
if (status1 > theStatus)
theStatus = status1;
meshServant->GetImpl().GetMeshDS()->Modified();
// publish mesh in the study
SALOMEDS::SObject_var aSO;
if ( CanPublishInStudy( mesh ) )
aSO = PublishMesh( myCurrentStudy, mesh.in(), meshName.c_str() );
// Python Dump
if ( !aSO->_is_nil() )
aPythonDump << aSO;
else
aPythonDump << "mesh_" << i;
}
aStudyBuilder->CommitCommand();
}
aPythonDump << "], status) = " << this << ".CreateMeshesFromCGNS(r'" << theFileName << "')";
}
// Dump creation of groups
for ( int i = 0; i < aResult->length(); ++i )
SMESH::ListOfGroups_var groups = aResult[ i ]->GetGroups();
return aResult._retn();
}
//=============================================================================
/*!
* SMESH_Gen_i::IsReadyToCompute
@ -2367,10 +2446,15 @@ SMESH::SMESH_Mesh_ptr SMESH_Gen_i::CopyMesh(SMESH::SMESH_IDSource_ptr meshPart,
if ( elem->GetType() != SMDSAbs_Node )
{
int ID = toKeepIDs ? elem->GetID() : 0;
const SMDS_MeshElement * newElem = editor.AddElement( nodes,
elem->GetType(),
elem->IsPoly(),
ID);
const SMDS_MeshElement * newElem;
if ( elem->GetEntityType() == SMDSEntity_Polyhedra )
newElem = editor.GetMeshDS()->
AddPolyhedralVolumeWithID( nodes,
static_cast<const SMDS_VtkVolume*>(elem)->GetQuantities(),
elem->GetID());
else
newElem = editor.AddElement( nodes,elem->GetType(),elem->IsPoly(),ID);
if ( toCopyGroups && !toKeepIDs )
e2eMapByType[ elem->GetType() ].insert( make_pair( elem, newElem ));
}

View File

@ -234,6 +234,11 @@ public:
SMESH::SMESH_Mesh_ptr CreateMeshesFromSTL( const char* theFileName )
throw ( SALOME::SALOME_Exception );
// Create mesh(es) and import data from CGNS file
SMESH::mesh_array* CreateMeshesFromCGNS( const char* theFileName,
SMESH::DriverMED_ReadStatus& theStatus )
throw ( SALOME::SALOME_Exception );
// Copy a part of mesh
SMESH::SMESH_Mesh_ptr CopyMesh(SMESH::SMESH_IDSource_ptr meshPart,
const char* meshName,