SMDSAbs_ElementType myPreviewType; // type to show
//!< Constructor
TPreviewMesh(SMDSAbs_ElementType previewElements = SMDSAbs_All) {
- _isShapeToMesh = (_id =_studyId = 0);
+ _isShapeToMesh = (_id = 0);
_myMeshDS = new SMESHDS_Mesh( _id, true );
myPreviewType = previewElements;
}
//=============================================================================
/*!
* Find better splitting of the given quadrangle.
- * \param IDOfQuad ID of the quadrangle to be splitted.
+ * \param IDOfQuad ID of the quadrangle to be split.
* \param Criterion A criterion to choose a diagonal for splitting.
* \return 1 if 1-3 diagonal is better, 2 if 2-4
* diagonal is better, 0 if error occurs.
{
SMESH_Gen_i* gen = SMESH_Gen_i::GetSMESHGen();
SMESH::SMESH_Mesh_var mesh = gen->CreateEmptyMesh();
- SALOMEDS::Study_var study = gen->GetCurrentStudy();
- SALOMEDS::SObject_wrap meshSO = gen->ObjectToSObject( study, mesh );
+ SALOMEDS::SObject_wrap meshSO = gen->ObjectToSObject( mesh );
gen->SetName( meshSO, theMeshName, "Mesh" );
gen->SetPixMap( meshSO, "ICON_SMESH_TREE_MESH_IMPORTED");
if ( !CORBA::is_nil( theModifiedElems ) )
aModifiedElems = theModifiedElems->GetListOfID();
else
- {
aModifiedElems = new SMESH::long_array;
- aModifiedElems->length( 0 );
- }
TPythonDump pyDump; // suppress dump by the next line
{
SMESH_TRY;
SMESH::ListOfGroups_var aListOfGroups = new SMESH::ListOfGroups();
- bool isEdgeGroup = false;
- bool isFaceGroup = false;
- bool isVolumeGroup = false;
- SMESH::SMESH_Group_var aNewEdgeGroup = myMesh_i->CreateGroup(SMESH::EDGE, "affectedEdges");
- SMESH::SMESH_Group_var aNewFaceGroup = myMesh_i->CreateGroup(SMESH::FACE, "affectedFaces");
- SMESH::SMESH_Group_var aNewVolumeGroup = myMesh_i->CreateGroup(SMESH::VOLUME, "affectedVolumes");
+ SMESH::SMESH_Group_var aNewEdgeGroup = SMESH::SMESH_Group::_nil();
+ SMESH::SMESH_Group_var aNewFaceGroup = SMESH::SMESH_Group::_nil();
+ SMESH::SMESH_Group_var aNewVolumeGroup = SMESH::SMESH_Group::_nil();
initData();
SMESHDS_Mesh* aMeshDS = getMeshDS();
TIDSortedElemSet anElems, aNodes;
- listOfGroupToSet(theElems, aMeshDS, anElems, false);
+ bool isNodeGrp = theElems.length() ? theElems[0]->GetType() == SMESH::NODE : false;
+ listOfGroupToSet(theElems, aMeshDS, anElems, isNodeGrp);
listOfGroupToSet(theNodesNot, aMeshDS, aNodes, true);
TopoDS_Shape aShape = SMESH_Gen_i::GetSMESHGen()->GeomObjectToShape(theShape);
TIDSortedElemSet anAffected;
bool aResult = aMeshEditor.AffectedElemGroupsInRegion(anElems, aNodes, aShape, anAffected);
-
declareMeshModified( /*isReComputeSafe=*/ !aResult );
TPythonDump pyDump;
- if (aResult)
+ if ( aResult && anAffected.size() > 0 )
{
- int lg = anAffected.size();
SMESH::long_array_var volumeIds = new SMESH::long_array;
- volumeIds->length(lg);
- SMESH::long_array_var faceIds = new SMESH::long_array;
- faceIds->length(lg);
- SMESH::long_array_var edgeIds = new SMESH::long_array;
- edgeIds->length(lg);
+ SMESH::long_array_var faceIds = new SMESH::long_array;
+ SMESH::long_array_var edgeIds = new SMESH::long_array;
+ volumeIds->length( anAffected.size() );
+ faceIds ->length( anAffected.size() );
+ edgeIds ->length( anAffected.size() );
+
int ivol = 0;
int iface = 0;
int iedge = 0;
-
TIDSortedElemSet::const_iterator eIt = anAffected.begin();
for (; eIt != anAffected.end(); ++eIt)
{
const SMDS_MeshElement* anElem = *eIt;
- if (!anElem)
- continue;
int elemId = anElem->GetID();
- if (myMesh->GetElementType(elemId, true) == SMDSAbs_Volume)
- volumeIds[ivol++] = elemId;
- else if (myMesh->GetElementType(elemId, true) == SMDSAbs_Face)
- faceIds[iface++] = elemId;
- else if (myMesh->GetElementType(elemId, true) == SMDSAbs_Edge)
- edgeIds[iedge++] = elemId;
+ switch ( anElem->GetType() ) {
+ case SMDSAbs_Volume: volumeIds[ivol++] = elemId; break;
+ case SMDSAbs_Face: faceIds[iface++] = elemId; break;
+ case SMDSAbs_Edge: edgeIds[iedge++] = elemId; break;
+ default:;
+ }
}
volumeIds->length(ivol);
faceIds->length(iface);
edgeIds->length(iedge);
- aNewVolumeGroup->Add(volumeIds);
- aNewFaceGroup->Add(faceIds);
- aNewEdgeGroup->Add(edgeIds);
- isVolumeGroup = (aNewVolumeGroup->Size() > 0);
- isFaceGroup = (aNewFaceGroup->Size() > 0);
- isEdgeGroup = (aNewEdgeGroup->Size() > 0);
+ int nbGroups = 0;
+ if ( ivol > 0 )
+ {
+ aNewVolumeGroup = myMesh_i->CreateGroup(SMESH::VOLUME,
+ generateGroupName("affectedVolumes").c_str());
+ aNewVolumeGroup->Add(volumeIds);
+ aListOfGroups->length( nbGroups+1 );
+ aListOfGroups[ nbGroups++ ] = aNewVolumeGroup._retn();
+ }
+ if ( iface > 0 )
+ {
+ aNewFaceGroup = myMesh_i->CreateGroup(SMESH::FACE,
+ generateGroupName("affectedFaces").c_str());
+ aNewFaceGroup->Add(faceIds);
+ aListOfGroups->length( nbGroups+1 );
+ aListOfGroups[ nbGroups++ ] = aNewFaceGroup._retn();
+ }
+ if ( iedge > 0 )
+ {
+ aNewEdgeGroup = myMesh_i->CreateGroup(SMESH::EDGE,
+ generateGroupName("affectedEdges").c_str());
+ aNewEdgeGroup->Add(edgeIds);
+ aListOfGroups->length( nbGroups+1 );
+ aListOfGroups[ nbGroups++ ] = aNewEdgeGroup._retn();
+ }
}
- int nbGroups = 0;
- if (isEdgeGroup) nbGroups++;
- if (isFaceGroup) nbGroups++;
- if (isVolumeGroup) nbGroups++;
- aListOfGroups->length(nbGroups);
-
- int i = 0;
- if (isEdgeGroup) aListOfGroups[i++] = aNewEdgeGroup._retn();
- if (isFaceGroup) aListOfGroups[i++] = aNewFaceGroup._retn();
- if (isVolumeGroup) aListOfGroups[i++] = aNewVolumeGroup._retn();
-
// Update Python script
- pyDump << "[ ";
- if (isEdgeGroup) pyDump << aNewEdgeGroup << ", ";
- if (isFaceGroup) pyDump << aNewFaceGroup << ", ";
- if (isVolumeGroup) pyDump << aNewVolumeGroup << ", ";
- pyDump << "] = ";
- pyDump << this << ".AffectedElemGroupsInRegion( "
+ pyDump << aListOfGroups << " = " << this << ".AffectedElemGroupsInRegion( "
<< &theElems << ", " << &theNodesNot << ", " << theShape << " )";
return aListOfGroups._retn();
//================================================================================
/*!
\brief Generated skin mesh (containing 2D cells) from 3D mesh
- The created 2D mesh elements based on nodes of free faces of boundary volumes
+ The created 2D mesh elements based on nodes of free faces of boundary volumes
\return TRUE if operation has been completed successfully, FALSE otherwise
*/
//================================================================================
SMESH_CATCH( SMESH::throwCorbaException );
return 0;
}
+
+//================================================================================
+/*!
+ * \brief Create a polyline consisting of 1D mesh elements each lying on a 2D element of
+ * the initial mesh. Positions of new nodes are found by cutting the mesh by the
+ * plane passing through pairs of points specified by each PolySegment structure.
+ * If there are several paths connecting a pair of points, the shortest path is
+ * selected by the module. Position of the cutting plane is defined by the two
+ * points and an optional vector lying on the plane specified by a PolySegment.
+ * By default the vector is defined by Mesh module as following. A middle point
+ * of the two given points is computed. The middle point is projected to the mesh.
+ * The vector goes from the middle point to the projection point. In case of planar
+ * mesh, the vector is normal to the mesh.
+ * \param [inout] segments - PolySegment's defining positions of cutting planes.
+ * Return the used vector and position of the middle point.
+ * \param [in] groupName - optional name of a group where created mesh segments will
+ * be added.
+ */
+//================================================================================
+
+void SMESH_MeshEditor_i::MakePolyLine(SMESH::ListOfPolySegments& theSegments,
+ const char* theGroupName)
+ throw (SALOME::SALOME_Exception)
+{
+ if ( theSegments.length() == 0 )
+ THROW_SALOME_CORBA_EXCEPTION("No segments given", SALOME::BAD_PARAM );
+ if ( myMesh->NbFaces() == 0 )
+ THROW_SALOME_CORBA_EXCEPTION("No faces in the mesh", SALOME::BAD_PARAM );
+
+ SMESH_TRY;
+ initData(/*deleteSearchers=*/false);
+
+ SMESHDS_Group* groupDS = 0;
+ SMESHDS_Mesh* meshDS = getMeshDS();
+ if ( myIsPreviewMode ) // copy faces to the tmp mesh
+ {
+ TPreviewMesh * tmpMesh = getPreviewMesh( SMDSAbs_Edge );
+ SMDS_ElemIteratorPtr faceIt = getMeshDS()->elementsIterator( SMDSAbs_Face );
+ while ( faceIt->more() )
+ tmpMesh->Copy( faceIt->next() );
+ meshDS = tmpMesh->GetMeshDS();
+ }
+ else if ( theGroupName[0] ) // find/create a group of segments
+ {
+ SMESH_Mesh::GroupIteratorPtr grpIt = myMesh->GetGroups();
+ while ( !groupDS && grpIt->more() )
+ {
+ SMESH_Group* group = grpIt->next();
+ if ( group->GetGroupDS()->GetType() == SMDSAbs_Edge &&
+ strcmp( group->GetName(), theGroupName ) == 0 )
+ {
+ groupDS = dynamic_cast< SMESHDS_Group* >( group->GetGroupDS() );
+ }
+ }
+ if ( !groupDS )
+ {
+ SMESH::SMESH_Group_var groupVar = myMesh_i->CreateGroup( SMESH::EDGE, theGroupName );
+
+ if ( SMESH_Group_i* groupImpl = SMESH::DownCast<SMESH_Group_i*>( groupVar ))
+ groupDS = dynamic_cast< SMESHDS_Group* >( groupImpl->GetGroupDS() );
+ }
+ }
+
+ // convert input polySegments
+ ::SMESH_MeshEditor::TListOfPolySegments segments( theSegments.length() );
+ for ( CORBA::ULong i = 0; i < theSegments.length(); ++i )
+ {
+ SMESH::PolySegment& segIn = theSegments[ i ];
+ ::SMESH_MeshEditor::PolySegment& segOut = segments[ i ];
+ segOut.myNode1[0] = meshDS->FindNode( segIn.node1ID1 );
+ segOut.myNode2[0] = meshDS->FindNode( segIn.node1ID2 );
+ segOut.myNode1[1] = meshDS->FindNode( segIn.node2ID1 );
+ segOut.myNode2[1] = meshDS->FindNode( segIn.node2ID2 );
+ segOut.myVector.SetCoord( segIn.vector.PS.x,
+ segIn.vector.PS.y,
+ segIn.vector.PS.z );
+ if ( !segOut.myNode1[0] )
+ THROW_SALOME_CORBA_EXCEPTION( SMESH_Comment( "Invalid node ID: ") << segIn.node1ID1,
+ SALOME::BAD_PARAM );
+ if ( !segOut.myNode1[1] )
+ THROW_SALOME_CORBA_EXCEPTION( SMESH_Comment( "Invalid node ID: ") << segIn.node2ID1,
+ SALOME::BAD_PARAM );
+ }
+
+ // get a static ElementSearcher
+ SMESH::SMESH_IDSource_var idSource = SMESH::SMESH_IDSource::_narrow( myMesh_i->_this() );
+ theSearchersDeleter.Set( myMesh, getPartIOR( idSource, SMESH::FACE ));
+ if ( !theElementSearcher )
+ theElementSearcher = SMESH_MeshAlgos::GetElementSearcher( *getMeshDS() );
+
+ // compute
+ getEditor().MakePolyLine( segments, groupDS, theElementSearcher );
+
+ // return vectors
+ if ( myIsPreviewMode )
+ {
+ for ( CORBA::ULong i = 0; i < theSegments.length(); ++i )
+ {
+ SMESH::PolySegment& segOut = theSegments[ i ];
+ ::SMESH_MeshEditor::PolySegment& segIn = segments[ i ];
+ segOut.vector.PS.x = segIn.myVector.X();
+ segOut.vector.PS.y = segIn.myVector.Y();
+ segOut.vector.PS.z = segIn.myVector.Z();
+ }
+ }
+ else
+ {
+ TPythonDump() << "_segments = []";
+ for ( CORBA::ULong i = 0; i < theSegments.length(); ++i )
+ {
+ SMESH::PolySegment& segIn = theSegments[ i ];
+ TPythonDump() << "_segments.append( SMESH.PolySegment( "
+ << segIn.node1ID1 << ", "
+ << segIn.node1ID2 << ", "
+ << segIn.node2ID1 << ", "
+ << segIn.node2ID2 << ", "
+ << "smeshBuilder.MakeDirStruct( "
+ << segIn.vector.PS.x << ", "
+ << segIn.vector.PS.y << ", "
+ << segIn.vector.PS.z << ")))";
+ }
+ TPythonDump() << this << ".MakePolyLine( _segments, '" << theGroupName << "')";
+ }
+ meshDS->Modified();
+ SMESH_CATCH( SMESH::throwCorbaException );
+ return;
+}