// map face of volume to it's baricenrtic node
map< TVolumeFaceKey, const SMDS_MeshNode* > volFace2BaryNode;
double bc[3];
+ vector<const SMDS_MeshElement* > splitVols;
TFacetOfElem::const_iterator elem2facet = theElems.begin();
for ( ; elem2facet != theElems.end(); ++elem2facet )
}
// make new volumes
- vector<const SMDS_MeshElement* > splitVols( splitMethod._nbSplits ); // splits of a volume
+ splitVols.resize( splitMethod._nbSplits ); // splits of a volume
const int* volConn = splitMethod._connectivity;
if ( splitMethod._nbCorners == 4 ) // tetra
for ( int i = 0; i < splitMethod._nbSplits; ++i, volConn += splitMethod._nbCorners )
startHex = curHex;
- // find a facet of startHex to split
+ // find a facet of startHex to split
set<const SMDS_MeshNode*> lateralNodes;
vTool.GetFaceNodes( lateralFacet, lateralNodes );
throw SALOME_Exception( THIS_METHOD "facet of a new startHex not found");
}
} // while ( startHex )
+
+ return;
+}
+
+namespace
+{
+ //================================================================================
+ /*!
+ * \brief Selects nodes of several elements according to a given interlace
+ * \param [in] srcNodes - nodes to select from
+ * \param [out] tgtNodesVec - array of nodes of several elements to fill in
+ * \param [in] interlace - indices of nodes for all elements
+ * \param [in] nbElems - nb of elements
+ * \param [in] nbNodes - nb of nodes in each element
+ * \param [in] mesh - the mesh
+ * \param [out] elemQueue - a list to push elements found by the selected nodes
+ * \param [in] type - type of elements to look for
+ */
+ //================================================================================
+
+ void selectNodes( const vector< const SMDS_MeshNode* >& srcNodes,
+ vector< const SMDS_MeshNode* >* tgtNodesVec,
+ const int* interlace,
+ const int nbElems,
+ const int nbNodes,
+ SMESHDS_Mesh* mesh = 0,
+ list< const SMDS_MeshElement* >* elemQueue=0,
+ SMDSAbs_ElementType type=SMDSAbs_All)
+ {
+ for ( int iE = 0; iE < nbElems; ++iE )
+ {
+ vector< const SMDS_MeshNode* >& elemNodes = tgtNodesVec[iE];
+ const int* select = & interlace[iE*nbNodes];
+ elemNodes.resize( nbNodes );
+ for ( int iN = 0; iN < nbNodes; ++iN )
+ elemNodes[iN] = srcNodes[ select[ iN ]];
+ }
+ const SMDS_MeshElement* e;
+ if ( elemQueue )
+ for ( int iE = 0; iE < nbElems; ++iE )
+ if (( e = mesh->FindElement( tgtNodesVec[iE], type, /*noMedium=*/false)))
+ elemQueue->push_back( e );
+ }
+}
+
+//=======================================================================
+/*
+ * Split bi-quadratic elements into linear ones without creation of additional nodes
+ * - bi-quadratic triangle will be split into 3 linear quadrangles;
+ * - bi-quadratic quadrangle will be split into 4 linear quadrangles;
+ * - tri-quadratic hexahedron will be split into 8 linear hexahedra;
+ * Quadratic elements of lower dimension adjacent to the split bi-quadratic element
+ * will be split in order to keep the mesh conformal.
+ * \param elems - elements to split
+ */
+//=======================================================================
+
+void SMESH_MeshEditor::SplitBiQuadraticIntoLinear(TIDSortedElemSet& theElems)
+{
+ vector< const SMDS_MeshNode* > elemNodes(27), subNodes[12], splitNodes[8];
+ vector<const SMDS_MeshElement* > splitElems;
+ list< const SMDS_MeshElement* > elemQueue;
+ list< const SMDS_MeshElement* >::iterator elemIt;
+
+ SMESHDS_Mesh * mesh = GetMeshDS();
+ ElemFeatures *elemType, hexaType(SMDSAbs_Volume), quadType(SMDSAbs_Face), segType(SMDSAbs_Edge);
+ int nbElems, nbNodes;
+
+ TIDSortedElemSet::iterator elemSetIt = theElems.begin();
+ for ( ; elemSetIt != theElems.end(); ++elemSetIt )
+ {
+ elemQueue.clear();
+ elemQueue.push_back( *elemSetIt );
+ for ( elemIt = elemQueue.begin(); elemIt != elemQueue.end(); ++elemIt )
+ {
+ const SMDS_MeshElement* elem = *elemIt;
+ switch( elem->GetEntityType() )
+ {
+ case SMDSEntity_TriQuad_Hexa: // HEX27
+ {
+ elemNodes.assign( elem->begin_nodes(), elem->end_nodes() );
+ nbElems = nbNodes = 8;
+ elemType = & hexaType;
+
+ // get nodes for new elements
+ static int vInd[8][8] = {{ 0,8,20,11, 16,21,26,24 },
+ { 1,9,20,8, 17,22,26,21 },
+ { 2,10,20,9, 18,23,26,22 },
+ { 3,11,20,10, 19,24,26,23 },
+ { 16,21,26,24, 4,12,25,15 },
+ { 17,22,26,21, 5,13,25,12 },
+ { 18,23,26,22, 6,14,25,13 },
+ { 19,24,26,23, 7,15,25,14 }};
+ selectNodes( elemNodes, & splitNodes[0], &vInd[0][0], nbElems, nbNodes );
+
+ // add boundary faces to elemQueue
+ static int fInd[6][9] = {{ 0,1,2,3, 8,9,10,11, 20 },
+ { 4,5,6,7, 12,13,14,15, 25 },
+ { 0,1,5,4, 8,17,12,16, 21 },
+ { 1,2,6,5, 9,18,13,17, 22 },
+ { 2,3,7,6, 10,19,14,18, 23 },
+ { 3,0,4,7, 11,16,15,19, 24 }};
+ selectNodes( elemNodes, & subNodes[0], &fInd[0][0], 6,9, mesh, &elemQueue, SMDSAbs_Face );
+
+ // add boundary segments to elemQueue
+ static int eInd[12][3] = {{ 0,1,8 }, { 1,2,9 }, { 2,3,10 }, { 3,0,11 },
+ { 4,5,12}, { 5,6,13}, { 6,7,14 }, { 7,4,15 },
+ { 0,4,16}, { 1,5,17}, { 2,6,18 }, { 3,7,19 }};
+ selectNodes( elemNodes, & subNodes[0], &eInd[0][0], 12,3, mesh, &elemQueue, SMDSAbs_Edge );
+ break;
+ }
+ case SMDSEntity_BiQuad_Triangle: // TRIA7
+ {
+ elemNodes.assign( elem->begin_nodes(), elem->end_nodes() );
+ nbElems = 3;
+ nbNodes = 4;
+ elemType = & quadType;
+
+ // get nodes for new elements
+ static int fInd[3][4] = {{ 0,3,6,5 }, { 1,4,6,3 }, { 2,5,6,4 }};
+ selectNodes( elemNodes, & splitNodes[0], &fInd[0][0], nbElems, nbNodes );
+
+ // add boundary segments to elemQueue
+ static int eInd[3][3] = {{ 0,1,3 }, { 1,2,4 }, { 2,0,5 }};
+ selectNodes( elemNodes, & subNodes[0], &eInd[0][0], 3,3, mesh, &elemQueue, SMDSAbs_Edge );
+ break;
+ }
+ case SMDSEntity_BiQuad_Quadrangle: // QUAD9
+ {
+ elemNodes.assign( elem->begin_nodes(), elem->end_nodes() );
+ nbElems = 4;
+ nbNodes = 4;
+ elemType = & quadType;
+
+ // get nodes for new elements
+ static int fInd[4][4] = {{ 0,4,8,7 }, { 1,5,8,4 }, { 2,6,8,5 }, { 3,7,8,6 }};
+ selectNodes( elemNodes, & splitNodes[0], &fInd[0][0], nbElems, nbNodes );
+
+ // add boundary segments to elemQueue
+ static int eInd[4][3] = {{ 0,1,4 }, { 1,2,5 }, { 2,3,6 }, { 3,0,7 }};
+ selectNodes( elemNodes, & subNodes[0], &eInd[0][0], 4,3, mesh, &elemQueue, SMDSAbs_Edge );
+ break;
+ }
+ case SMDSEntity_Quad_Edge:
+ {
+ if ( elemIt == elemQueue.begin() )
+ continue; // an elem is in theElems
+ elemNodes.assign( elem->begin_nodes(), elem->end_nodes() );
+ nbElems = 2;
+ nbNodes = 2;
+ elemType = & segType;
+
+ // get nodes for new elements
+ static int eInd[2][2] = {{ 0,2 }, { 2,1 }};
+ selectNodes( elemNodes, & splitNodes[0], &eInd[0][0], nbElems, nbNodes );
+ break;
+ }
+ default: continue;
+ } // switch( elem->GetEntityType() )
+
+ // Create new elements
+
+ SMESHDS_SubMesh* subMesh = mesh->MeshElements( elem->getshapeId() );
+
+ splitElems.clear();
+
+ //elemType->SetID( elem->GetID() ); // create an elem with the same ID as a removed one
+ mesh->RemoveFreeElement( elem, subMesh, /*fromGroups=*/false );
+ //splitElems.push_back( AddElement( splitNodes[ 0 ], *elemType ));
+ //elemType->SetID( -1 );
+
+ for ( int iE = 0; iE < nbElems; ++iE )
+ splitElems.push_back( AddElement( splitNodes[ iE ], *elemType ));
+
+
+ ReplaceElemInGroups( elem, splitElems, mesh );
+
+ if ( subMesh )
+ for ( size_t i = 0; i < splitElems.size(); ++i )
+ subMesh->AddElement( splitElems[i] );
+ }
+ }
}
//=======================================================================
}
AddToSameGroups( newElem1, elem, aMesh );
AddToSameGroups( newElem2, elem, aMesh );
- //aMesh->RemoveFreeElement(elem, aMesh->MeshElements(aShapeId), true);
aMesh->RemoveElement( elem );
}
SMDSAbs_ElementType highType = SMDSAbs_Edge; // count most complex elements only
while ( eIt->more() && nbInitElems < 2 ) {
const SMDS_MeshElement* e = eIt->next();
- SMDSAbs_ElementType type = e->GetType();
- if ( type == SMDSAbs_Volume || type < highType ) continue;
+ SMDSAbs_ElementType type = e->GetType();
+ if ( type == SMDSAbs_Volume ||
+ type < highType ||
+ !elemSet.count(e))
+ continue;
if ( type > highType ) {
nbInitElems = 0;
- highType = type;
+ highType = type;
}
el = e;
- nbInitElems += elemSet.count(el);
+ ++nbInitElems;
}
- if ( nbInitElems < 2 ) {
+ if ( nbInitElems == 1 ) {
bool NotCreateEdge = el && el->IsMediumNode(node);
if(!NotCreateEdge) {
vector<TNodeOfNodeListMapItr> newNodesItVec( 1, nList );
SMDS_MeshCell::interlacedSmdsOrder( elem->GetEntityType(), nbn );
SMDS_MeshCell::applyInterlaceRev( interlace, nodeVec );
- if ( const SMDS_MeshElement* face = AddElement( nodeVec, anyFace.Init( elem )))
- myLastCreatedElems.Append( face );
+ AddElement( nodeVec, anyFace.Init( elem ));
while ( srcElements.Length() < myLastCreatedElems.Length() )
srcElements.Append( elem );
set<const SMDS_MeshNode*> nodeSet;
// get simple seq of nodes
- //const SMDS_MeshNode* simpleNodes[ nbNodes ];
vector<const SMDS_MeshNode*> simpleNodes( nbNodes );
- int iSimple = 0, nbUnique = 0;
+ int iSimple = 0;
simpleNodes[iSimple++] = faceNodes[0];
- nbUnique++;
for (int iCur = 1; iCur < nbNodes; iCur++) {
if (faceNodes[iCur] != simpleNodes[iSimple - 1]) {
simpleNodes[iSimple++] = faceNodes[iCur];
- if (nodeSet.insert( faceNodes[iCur] ).second)
- nbUnique++;
+ nodeSet.insert( faceNodes[iCur] );
}
}
+ int nbUnique = nodeSet.size();
int nbSimple = iSimple;
if (simpleNodes[nbSimple - 1] == simpleNodes[0]) {
nbSimple--;
// Fill nodeNodeMap and elems
TListOfListOfNodes::iterator grIt = theGroupsOfNodes.begin();
- for ( ; grIt != theGroupsOfNodes.end(); grIt++ ) {
+ for ( ; grIt != theGroupsOfNodes.end(); grIt++ )
+ {
list<const SMDS_MeshNode*>& nodes = *grIt;
list<const SMDS_MeshNode*>::iterator nIt = nodes.begin();
const SMDS_MeshNode* nToKeep = *nIt;
- //MESSAGE("node to keep " << nToKeep->GetID());
- for ( ++nIt; nIt != nodes.end(); nIt++ ) {
+ for ( ++nIt; nIt != nodes.end(); nIt++ )
+ {
const SMDS_MeshNode* nToRemove = *nIt;
- nodeNodeMap.insert( TNodeNodeMap::value_type( nToRemove, nToKeep ));
- if ( nToRemove != nToKeep ) {
- //MESSAGE(" node to remove " << nToRemove->GetID());
+ nodeNodeMap.insert( make_pair( nToRemove, nToKeep ));
+ if ( nToRemove != nToKeep )
+ {
rmNodeIds.push_back( nToRemove->GetID() );
AddToSameGroups( nToKeep, nToRemove, aMesh );
// set _alwaysComputed to a sub-mesh of VERTEX to enable mesh computing
if ( SMESH_subMesh* sm = myMesh->GetSubMeshContaining( nToRemove->getshapeId() ))
sm->SetIsAlwaysComputed( true );
}
-
SMDS_ElemIteratorPtr invElemIt = nToRemove->GetInverseElementIterator();
while ( invElemIt->more() ) {
const SMDS_MeshElement* elem = invElemIt->next();
( SMDS_MeshCell::interlacedSmdsOrder( SMDSEntity_Quad_Polygon,
nbNewNodes ), face_nodes );
}
+ elemType.SetPoly(( nbNewNodes / ( elemType.myIsQuad + 1 ) > 4 ));
+
SMDS_MeshElement* newElem = AddElement( face_nodes, elemType );
if ( aShapeId )
aMesh->SetMeshElementOnShape(newElem, aShapeId);
}
else {
// each face has to be analyzed in order to check volume validity
- const SMDS_VtkVolume* aPolyedre =
- dynamic_cast<const SMDS_VtkVolume*>( elem );
- if (aPolyedre) {
+ const SMDS_VtkVolume* aPolyedre = dynamic_cast<const SMDS_VtkVolume*>( elem );
+ if (aPolyedre)
+ {
int nbFaces = aPolyedre->NbFaces();
vector<const SMDS_MeshNode *> poly_nodes;
if (quantities.size() > 3)
{
- //aMesh->ChangePolyhedronNodes(elem, poly_nodes, quantities);
const SMDS_MeshElement* newElem =
aMesh->AddPolyhedralVolume(poly_nodes, quantities);
myLastCreatedElems.Append(newElem);
return SMESH_MeshAlgos::FindFaceInSet( n1, n2, elemSet, avoidSet );
}
+//=======================================================================
+//function : findSegment
+//purpose : Return a mesh segment by two nodes one of which can be medium
+//=======================================================================
+
+static const SMDS_MeshElement* findSegment(const SMDS_MeshNode* n1,
+ const SMDS_MeshNode* n2)
+{
+ SMDS_ElemIteratorPtr it = n1->GetInverseElementIterator( SMDSAbs_Edge );
+ while ( it->more() )
+ {
+ const SMDS_MeshElement* seg = it->next();
+ if ( seg->GetNodeIndex( n2 ) >= 0 )
+ return seg;
+ }
+ return 0;
+}
+
//=======================================================================
//function : FindFreeBorder
//purpose :
theNodes.push_back( theFirstNode );
theNodes.push_back( theSecondNode );
- //vector<const SMDS_MeshNode*> nodes;
const SMDS_MeshNode *nIgnore = theFirstNode, *nStart = theSecondNode;
TIDSortedElemSet foundElems;
bool needTheLast = ( theLastNode != 0 );
// find all free border faces sharing form nStart
list< const SMDS_MeshElement* > curElemList;
- list< const SMDS_MeshNode* > nStartList;
+ list< const SMDS_MeshNode* > nStartList;
SMDS_ElemIteratorPtr invElemIt = nStart->GetInverseElementIterator(SMDSAbs_Face);
while ( invElemIt->more() ) {
const SMDS_MeshElement* e = invElemIt->next();
if ( e == curElem || foundElems.insert( e ).second ) {
// get nodes
int iNode = 0, nbNodes = e->NbNodes();
- //const SMDS_MeshNode* nodes[nbNodes+1];
vector<const SMDS_MeshNode*> nodes(nbNodes+1);
- if(e->IsQuadratic()) {
+ if ( e->IsQuadratic() ) {
const SMDS_VtkFace* F =
dynamic_cast<const SMDS_VtkFace*>(e);
if (!F) throw SALOME_Exception(LOCALIZED("not an SMDS_VtkFace"));
//=======================================================================
//function : SewFreeBorder
//purpose :
+//warning : for border-to-side sewing theSideSecondNode is considered as
+// the last side node and theSideThirdNode is not used
//=======================================================================
SMESH_MeshEditor::Sew_Error
// find side nodes and elements
// ====================================
- list< const SMDS_MeshNode* > nSide[ 2 ];
+ list< const SMDS_MeshNode* > nSide[ 2 ];
list< const SMDS_MeshElement* > eSide[ 2 ];
- list< const SMDS_MeshNode* >::iterator nIt[ 2 ];
+ list< const SMDS_MeshNode* >::iterator nIt[ 2 ];
list< const SMDS_MeshElement* >::iterator eIt[ 2 ];
// Free border 1
int nbNodes[] = { nSide[0].size(), nSide[1].size() };
int maxNbNodes = Max( nbNodes[0], nbNodes[1] );
+ bool toMergeConformal = ( nbNodes[0] == nbNodes[1] );
+ if ( toMergeConformal && toCreatePolygons )
+ {
+ // do not merge quadrangles if polygons are OK (IPAL0052824)
+ eIt[0] = eSide[0].begin();
+ eIt[1] = eSide[1].begin();
+ bool allQuads[2] = { true, true };
+ for ( int iBord = 0; iBord < 2; iBord++ ) { // loop on 2 borders
+ for ( ; allQuads[iBord] && eIt[iBord] != eSide[iBord].end(); ++eIt[iBord] )
+ allQuads[iBord] = ( (*eIt[iBord])->NbCornerNodes() == 4 );
+ }
+ toMergeConformal = ( !allQuads[0] && !allQuads[1] );
+ }
+
TListOfListOfNodes nodeGroupsToMerge;
- if ( nbNodes[0] == nbNodes[1] ||
- ( theSideIsFreeBorder && !theSideThirdNode)) {
+ if (( toMergeConformal ) ||
+ ( theSideIsFreeBorder && !theSideThirdNode )) {
// all nodes are to be merged
// insert new nodes into the border and the side to get equal nb of segments
// get normalized parameters of nodes on the borders
- //double param[ 2 ][ maxNbNodes ];
- double* param[ 2 ];
- param[0] = new double [ maxNbNodes ];
- param[1] = new double [ maxNbNodes ];
+ vector< double > param[ 2 ];
+ param[0].resize( maxNbNodes );
+ param[1].resize( maxNbNodes );
int iNode, iBord;
for ( iBord = 0; iBord < 2; iBord++ ) { // loop on 2 borders
list< const SMDS_MeshNode* >& nodes = nSide[ iBord ];
if ( i[ iBord ] > 0 )
prevParam = Max( prevParam, param[iBord][ i[iBord] - 1 ]);
}
- double minParam = Min( param[ 0 ][ i[0] ], param[ 1 ][ i[1] ]);
- double maxParam = Max( param[ 0 ][ i[0] ], param[ 1 ][ i[1] ]);
+ double minParam = Min( param[ 0 ][ i[0] ], param[ 1 ][ i[1] ]);
+ double maxParam = Max( param[ 0 ][ i[0] ], param[ 1 ][ i[1] ]);
double minSegLen = Min( nextParam - minParam, maxParam - prevParam );
// choose to insert or to merge nodes
// insert
// ------
int intoBord = ( du < 0 ) ? 0 : 1;
- const SMDS_MeshElement* elem = *eIt[ intoBord ];
+ const SMDS_MeshElement* elem = *eIt [ intoBord ];
const SMDS_MeshNode* n1 = nPrev[ intoBord ];
- const SMDS_MeshNode* n2 = *nIt[ intoBord ];
- const SMDS_MeshNode* nIns = *nIt[ 1 - intoBord ];
+ const SMDS_MeshNode* n2 = *nIt [ intoBord ];
+ const SMDS_MeshNode* nIns = *nIt [ 1 - intoBord ];
if ( intoBord == 1 ) {
// move node of the border to be on a link of elem of the side
gp_XYZ p1 (n1->X(), n1->Y(), n1->Z());
GetMeshDS()->MoveNode( nIns, p.X(), p.Y(), p.Z() );
}
insertMapIt = insertMap.find( elem );
- bool notFound = ( insertMapIt == insertMap.end() );
+ bool notFound = ( insertMapIt == insertMap.end() );
bool otherLink = ( !notFound && (*insertMapIt).second.front() != n1 );
if ( otherLink ) {
// insert into another link of the same element:
const SMDS_MeshNode* n22 = nodeList.front(); nodeList.pop_front();
InsertNodesIntoLink( elem, n12, n22, nodeList, toCreatePolygons );
// 2. perform insertion into the link of adjacent faces
- while (true) {
- const SMDS_MeshElement* adjElem = findAdjacentFace( n12, n22, elem );
- if ( adjElem )
- InsertNodesIntoLink( adjElem, n12, n22, nodeList, toCreatePolygons );
- else
- break;
+ while ( const SMDS_MeshElement* adjElem = findAdjacentFace( n12, n22, elem )) {
+ InsertNodesIntoLink( adjElem, n12, n22, nodeList, toCreatePolygons );
+ }
+ while ( const SMDS_MeshElement* seg = findSegment( n12, n22 )) {
+ InsertNodesIntoLink( seg, n12, n22, nodeList );
}
if (toCreatePolyedrs) {
// perform insertion into the links of adjacent volumes
}
if ( notFound || otherLink ) {
// add element and nodes of the side into the insertMap
- insertMapIt = insertMap.insert
- ( TElemOfNodeListMap::value_type( elem, list<const SMDS_MeshNode*>() )).first;
+ insertMapIt = insertMap.insert( make_pair( elem, list<const SMDS_MeshNode*>() )).first;
(*insertMapIt).second.push_back( n1 );
(*insertMapIt).second.push_back( n2 );
}
InsertNodesIntoLink( elem, n1, n2, nodeList, toCreatePolygons );
+ while ( const SMDS_MeshElement* seg = findSegment( n1, n2 )) {
+ InsertNodesIntoLink( seg, n1, n2, nodeList );
+ }
+
if ( !theSideIsFreeBorder ) {
// look for and insert nodes into the faces adjacent to elem
- while (true) {
- const SMDS_MeshElement* adjElem = findAdjacentFace( n1, n2, elem );
- if ( adjElem )
- InsertNodesIntoLink( adjElem, n1, n2, nodeList, toCreatePolygons );
- else
- break;
+ while ( const SMDS_MeshElement* adjElem = findAdjacentFace( n1, n2, elem )) {
+ InsertNodesIntoLink( adjElem, n1, n2, nodeList, toCreatePolygons );
}
}
if (toCreatePolyedrs) {
UpdateVolumes(n1, n2, nodeList);
}
}
-
- delete param[0];
- delete param[1];
} // end: insert new nodes
MergeNodes ( nodeGroupsToMerge );
+
+ // Remove coincident segments
+
+ // get new segments
+ TIDSortedElemSet segments;
+ SMESH_SequenceOfElemPtr newFaces;
+ for ( int i = 1; i <= myLastCreatedElems.Length(); ++i )
+ {
+ if ( !myLastCreatedElems(i) ) continue;
+ if ( myLastCreatedElems(i)->GetType() == SMDSAbs_Edge )
+ segments.insert( segments.end(), myLastCreatedElems(i) );
+ else
+ newFaces.Append( myLastCreatedElems(i) );
+ }
+ // find coincident
+ TListOfListOfElementsID equalGroups;
+ FindEqualElements( segments, equalGroups );
+ if ( !equalGroups.empty() )
+ {
+ // remove from segments those that will be removed
+ TListOfListOfElementsID::iterator itGroups = equalGroups.begin();
+ for ( ; itGroups != equalGroups.end(); ++itGroups )
+ {
+ list< int >& group = *itGroups;
+ list< int >::iterator id = group.begin();
+ for ( ++id; id != group.end(); ++id )
+ if ( const SMDS_MeshElement* seg = GetMeshDS()->FindElement( *id ))
+ segments.erase( seg );
+ }
+ // remove equal segments
+ MergeElements( equalGroups );
+
+ // restore myLastCreatedElems
+ myLastCreatedElems = newFaces;
+ TIDSortedElemSet::iterator seg = segments.begin();
+ for ( ; seg != segments.end(); ++seg )
+ myLastCreatedElems.Append( *seg );
+ }
+
return aResult;
}
//=======================================================================
//function : InsertNodesIntoLink
-//purpose : insert theNodesToInsert into theFace between theBetweenNode1
+//purpose : insert theNodesToInsert into theElement between theBetweenNode1
// and theBetweenNode2 and split theElement
//=======================================================================
-void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theFace,
+void SMESH_MeshEditor::InsertNodesIntoLink(const SMDS_MeshElement* theElement,
const SMDS_MeshNode* theBetweenNode1,
const SMDS_MeshNode* theBetweenNode2,
list<const SMDS_MeshNode*>& theNodesToInsert,
const bool toCreatePoly)
{
+ if ( !theElement ) return;
+
+ SMESHDS_Mesh *aMesh = GetMeshDS();
+ vector<const SMDS_MeshElement*> newElems;
+
+ if ( theElement->GetType() == SMDSAbs_Edge )
+ {
+ theNodesToInsert.push_front( theBetweenNode1 );
+ theNodesToInsert.push_back ( theBetweenNode2 );
+ list<const SMDS_MeshNode*>::iterator n = theNodesToInsert.begin();
+ const SMDS_MeshNode* n1 = *n;
+ for ( ++n; n != theNodesToInsert.end(); ++n )
+ {
+ const SMDS_MeshNode* n2 = *n;
+ if ( const SMDS_MeshElement* seg = aMesh->FindEdge( n1, n2 ))
+ AddToSameGroups( seg, theElement, aMesh );
+ else
+ newElems.push_back( aMesh->AddEdge ( n1, n2 ));
+ n1 = n2;
+ }
+ theNodesToInsert.pop_front();
+ theNodesToInsert.pop_back();
+
+ if ( theElement->IsQuadratic() ) // add a not split part
+ {
+ vector<const SMDS_MeshNode*> nodes( theElement->begin_nodes(),
+ theElement->end_nodes() );
+ int iOther = 0, nbN = nodes.size();
+ for ( ; iOther < nbN; ++iOther )
+ if ( nodes[iOther] != theBetweenNode1 &&
+ nodes[iOther] != theBetweenNode2 )
+ break;
+ if ( iOther == 0 )
+ {
+ if ( const SMDS_MeshElement* seg = aMesh->FindEdge( nodes[0], nodes[1] ))
+ AddToSameGroups( seg, theElement, aMesh );
+ else
+ newElems.push_back( aMesh->AddEdge ( nodes[0], nodes[1] ));
+ }
+ else if ( iOther == 2 )
+ {
+ if ( const SMDS_MeshElement* seg = aMesh->FindEdge( nodes[1], nodes[2] ))
+ AddToSameGroups( seg, theElement, aMesh );
+ else
+ newElems.push_back( aMesh->AddEdge ( nodes[1], nodes[2] ));
+ }
+ }
+ // treat new elements
+ for ( size_t i = 0; i < newElems.size(); ++i )
+ if ( newElems[i] )
+ {
+ aMesh->SetMeshElementOnShape( newElems[i], theElement->getshapeId() );
+ myLastCreatedElems.Append( newElems[i] );
+ }
+ ReplaceElemInGroups( theElement, newElems, aMesh );
+ aMesh->RemoveElement( theElement );
+ return;
+
+ } // if ( theElement->GetType() == SMDSAbs_Edge )
+
+ const SMDS_MeshElement* theFace = theElement;
if ( theFace->GetType() != SMDSAbs_Face ) return;
// find indices of 2 link nodes and of the rest nodes
int iNode = 0, il1, il2, i3, i4;
il1 = il2 = i3 = i4 = -1;
- //const SMDS_MeshNode* nodes[ theFace->NbNodes() ];
vector<const SMDS_MeshNode*> nodes( theFace->NbNodes() );
- if(theFace->IsQuadratic()) {
- const SMDS_VtkFace* F =
- dynamic_cast<const SMDS_VtkFace*>(theFace);
- if (!F) throw SALOME_Exception(LOCALIZED("not an SMDS_VtkFace"));
- // use special nodes iterator
- SMDS_ElemIteratorPtr anIter = F->interlacedNodesElemIterator();
- while( anIter->more() ) {
- const SMDS_MeshNode* n = cast2Node(anIter->next());
- if ( n == theBetweenNode1 )
- il1 = iNode;
- else if ( n == theBetweenNode2 )
- il2 = iNode;
- else if ( i3 < 0 )
- i3 = iNode;
- else
- i4 = iNode;
- nodes[ iNode++ ] = n;
- }
- }
- else {
- SMDS_ElemIteratorPtr nodeIt = theFace->nodesIterator();
- while ( nodeIt->more() ) {
- const SMDS_MeshNode* n = static_cast<const SMDS_MeshNode*>( nodeIt->next() );
- if ( n == theBetweenNode1 )
- il1 = iNode;
- else if ( n == theBetweenNode2 )
- il2 = iNode;
- else if ( i3 < 0 )
- i3 = iNode;
- else
- i4 = iNode;
- nodes[ iNode++ ] = n;
- }
+ SMDS_NodeIteratorPtr nodeIt = theFace->interlacedNodesIterator();
+ while ( nodeIt->more() ) {
+ const SMDS_MeshNode* n = nodeIt->next();
+ if ( n == theBetweenNode1 )
+ il1 = iNode;
+ else if ( n == theBetweenNode2 )
+ il2 = iNode;
+ else if ( i3 < 0 )
+ i3 = iNode;
+ else
+ i4 = iNode;
+ nodes[ iNode++ ] = n;
}
if ( il1 < 0 || il2 < 0 || i3 < 0 )
return ;
// add nodes of face up to first node of link
bool isFLN = false;
- if(theFace->IsQuadratic()) {
- const SMDS_VtkFace* F =
- dynamic_cast<const SMDS_VtkFace*>(theFace);
+ if ( theFace->IsQuadratic() ) {
+ const SMDS_VtkFace* F = dynamic_cast<const SMDS_VtkFace*>(theFace);
if (!F) throw SALOME_Exception(LOCALIZED("not an SMDS_VtkFace"));
// use special nodes iterator
SMDS_ElemIteratorPtr anIter = F->interlacedNodesElemIterator();
}
}
- // edit or replace the face
- SMESHDS_Mesh *aMesh = GetMeshDS();
-
- if (theFace->IsPoly()) {
- aMesh->ChangePolygonNodes(theFace, poly_nodes);
- }
- else {
- int aShapeId = FindShape( theFace );
-
- SMDS_MeshElement* newElem = aMesh->AddPolygonalFace(poly_nodes);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
-
- aMesh->RemoveElement(theFace);
- }
- return;
+ // make a new face
+ newElems.push_back( aMesh->AddPolygonalFace( poly_nodes ));
}
- SMESHDS_Mesh *aMesh = GetMeshDS();
- if( !theFace->IsQuadratic() ) {
-
+ else if ( !theFace->IsQuadratic() )
+ {
// put aNodesToInsert between theBetweenNode1 and theBetweenNode2
int nbLinkNodes = 2 + aNodesToInsert.size();
//const SMDS_MeshNode* linkNodes[ nbLinkNodes ];
}
// create new elements
- int aShapeId = FindShape( theFace );
-
i1 = 0; i2 = 1;
for ( iSplit = 0; iSplit < nbSplits - 1; iSplit++ ) {
SMDS_MeshElement* newElem = 0;
if ( iSplit == iBestQuad )
- newElem = aMesh->AddFace (linkNodes[ i1++ ],
- linkNodes[ i2++ ],
- nodes[ i3 ],
- nodes[ i4 ]);
+ newElems.push_back( aMesh->AddFace (linkNodes[ i1++ ],
+ linkNodes[ i2++ ],
+ nodes[ i3 ],
+ nodes[ i4 ]));
else
- newElem = aMesh->AddFace (linkNodes[ i1++ ],
- linkNodes[ i2++ ],
- nodes[ iSplit < iBestQuad ? i4 : i3 ]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
+ newElems.push_back( aMesh->AddFace (linkNodes[ i1++ ],
+ linkNodes[ i2++ ],
+ nodes[ iSplit < iBestQuad ? i4 : i3 ]));
}
- // change nodes of theFace
const SMDS_MeshNode* newNodes[ 4 ];
newNodes[ 0 ] = linkNodes[ i1 ];
newNodes[ 1 ] = linkNodes[ i2 ];
newNodes[ 2 ] = nodes[ iSplit >= iBestQuad ? i3 : i4 ];
newNodes[ 3 ] = nodes[ i4 ];
- //aMesh->ChangeElementNodes( theFace, newNodes, iSplit == iBestQuad ? 4 : 3 );
- const SMDS_MeshElement* newElem = 0;
if (iSplit == iBestQuad)
- newElem = aMesh->AddFace( newNodes[0], newNodes[1], newNodes[2], newNodes[3] );
+ newElems.push_back( aMesh->AddFace( newNodes[0], newNodes[1], newNodes[2], newNodes[3] ));
else
- newElem = aMesh->AddFace( newNodes[0], newNodes[1], newNodes[2] );
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
-} // end if(!theFace->IsQuadratic())
+ newElems.push_back( aMesh->AddFace( newNodes[0], newNodes[1], newNodes[2] ));
+
+ } // end if(!theFace->IsQuadratic())
+
else { // theFace is quadratic
// we have to split theFace on simple triangles and one simple quadrangle
int tmp = il1/2;
// n4 n6 n5 n4
// create new elements
- int aShapeId = FindShape( theFace );
-
int n1,n2,n3;
- if(nbFaceNodes==6) { // quadratic triangle
- SMDS_MeshElement* newElem =
- aMesh->AddFace(nodes[3],nodes[4],nodes[5]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
- if(theFace->IsMediumNode(nodes[il1])) {
+ if ( nbFaceNodes == 6 ) { // quadratic triangle
+ newElems.push_back( aMesh->AddFace( nodes[3], nodes[4], nodes[5] ));
+ if ( theFace->IsMediumNode(nodes[il1]) ) {
// create quadrangle
- newElem = aMesh->AddFace(nodes[0],nodes[1],nodes[3],nodes[5]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
+ newElems.push_back( aMesh->AddFace( nodes[0], nodes[1], nodes[3], nodes[5] ));
n1 = 1;
n2 = 2;
n3 = 3;
}
else {
// create quadrangle
- newElem = aMesh->AddFace(nodes[1],nodes[2],nodes[3],nodes[5]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
+ newElems.push_back( aMesh->AddFace( nodes[1], nodes[2], nodes[3], nodes[5] ));
n1 = 0;
n2 = 1;
n3 = 5;
}
}
else { // nbFaceNodes==8 - quadratic quadrangle
- SMDS_MeshElement* newElem =
- aMesh->AddFace(nodes[3],nodes[4],nodes[5]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
- newElem = aMesh->AddFace(nodes[5],nodes[6],nodes[7]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
- newElem = aMesh->AddFace(nodes[5],nodes[7],nodes[3]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
- if(theFace->IsMediumNode(nodes[il1])) {
+ newElems.push_back( aMesh->AddFace( nodes[3], nodes[4], nodes[5] ));
+ newElems.push_back( aMesh->AddFace( nodes[5], nodes[6], nodes[7] ));
+ newElems.push_back( aMesh->AddFace( nodes[5], nodes[7], nodes[3] ));
+ if ( theFace->IsMediumNode( nodes[ il1 ])) {
// create quadrangle
- newElem = aMesh->AddFace(nodes[0],nodes[1],nodes[3],nodes[7]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
+ newElems.push_back( aMesh->AddFace( nodes[0], nodes[1], nodes[3], nodes[7] ));
n1 = 1;
n2 = 2;
n3 = 3;
}
else {
// create quadrangle
- newElem = aMesh->AddFace(nodes[1],nodes[2],nodes[3],nodes[7]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
+ newElems.push_back( aMesh->AddFace( nodes[1], nodes[2], nodes[3], nodes[7] ));
n1 = 0;
n2 = 1;
n3 = 7;
}
// create needed triangles using n1,n2,n3 and inserted nodes
int nbn = 2 + aNodesToInsert.size();
- //const SMDS_MeshNode* aNodes[nbn];
vector<const SMDS_MeshNode*> aNodes(nbn);
- aNodes[0] = nodes[n1];
+ aNodes[0 ] = nodes[n1];
aNodes[nbn-1] = nodes[n2];
list<const SMDS_MeshNode*>::iterator nIt = aNodesToInsert.begin();
for ( iNode = 1; nIt != aNodesToInsert.end(); nIt++ ) {
aNodes[iNode++] = *nIt;
}
- for(i=1; i<nbn; i++) {
- SMDS_MeshElement* newElem =
- aMesh->AddFace(aNodes[i-1],aNodes[i],nodes[n3]);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
- }
+ for ( i = 1; i < nbn; i++ )
+ newElems.push_back( aMesh->AddFace( aNodes[i-1], aNodes[i], nodes[n3] ));
}
- // remove old face
+
+ // remove the old face
+ for ( size_t i = 0; i < newElems.size(); ++i )
+ if ( newElems[i] )
+ {
+ aMesh->SetMeshElementOnShape( newElems[i], theFace->getshapeId() );
+ myLastCreatedElems.Append( newElems[i] );
+ }
+ ReplaceElemInGroups( theFace, newElems, aMesh );
aMesh->RemoveElement(theFace);
-}
+
+} // InsertNodesIntoLink()
//=======================================================================
//function : UpdateVolumes
//purpose :
//=======================================================================
+
void SMESH_MeshEditor::UpdateVolumes (const SMDS_MeshNode* theBetweenNode1,
const SMDS_MeshNode* theBetweenNode2,
list<const SMDS_MeshNode*>& theNodesToInsert)
quantities[iface] = nbFaceNodes + nbInserted;
}
- // Replace or update the volume
+ // Replace the volume
SMESHDS_Mesh *aMesh = GetMeshDS();
- if (elem->IsPoly()) {
- aMesh->ChangePolyhedronNodes(elem, poly_nodes, quantities);
-
- }
- else {
- int aShapeId = FindShape( elem );
-
- SMDS_MeshElement* newElem =
- aMesh->AddPolyhedralVolume(poly_nodes, quantities);
- myLastCreatedElems.Append(newElem);
- if (aShapeId && newElem)
- aMesh->SetMeshElementOnShape(newElem, aShapeId);
-
- aMesh->RemoveElement(elem);
+ if ( SMDS_MeshElement* newElem = aMesh->AddPolyhedralVolume( poly_nodes, quantities ))
+ {
+ aMesh->SetMeshElementOnShape( newElem, elem->getshapeId() );
+ myLastCreatedElems.Append( newElem );
+ ReplaceElemInGroups( elem, newElem, aMesh );
}
+ aMesh->RemoveElement( elem );
}
}
typedef vector<const SMDS_MeshNode*> TConnectivity;
TConnectivity tgtNodes;
- ElemFeatures elemKind( missType );
+ ElemFeatures elemKind( missType ), elemToCopy;
+
+ vector<const SMDS_MeshElement*> presentBndElems;
+ vector<TConnectivity> missingBndElems;
+ vector<int> freeFacets;
+ TConnectivity nodes, elemNodes;
SMDS_ElemIteratorPtr eIt;
if (elements.empty()) eIt = aMesh->elementsIterator(elemType);
// ------------------------------------------------------------------------------------
// 1. For an elem, get present bnd elements and connectivities of missing bnd elements
// ------------------------------------------------------------------------------------
- vector<const SMDS_MeshElement*> presentBndElems;
- vector<TConnectivity> missingBndElems;
- TConnectivity nodes, elemNodes;
+ presentBndElems.clear();
+ missingBndElems.clear();
+ freeFacets.clear(); nodes.clear(); elemNodes.clear();
if ( vTool.Set(elem, /*ignoreCentralNodes=*/true) ) // elem is a volume --------------
{
- vTool.SetExternalNormal();
const SMDS_MeshElement* otherVol = 0;
for ( int iface = 0, n = vTool.NbFaces(); iface < n; iface++ )
{
if ( !vTool.IsFreeFace(iface, &otherVol) &&
( !aroundElements || elements.count( otherVol )))
continue;
+ freeFacets.push_back( iface );
+ }
+ if ( missType == SMDSAbs_Face )
+ vTool.SetExternalNormal();
+ for ( size_t i = 0; i < freeFacets.size(); ++i )
+ {
+ int iface = freeFacets[i];
const SMDS_MeshNode** nn = vTool.GetFaceNodes(iface);
const size_t nbFaceNodes = vTool.NbFaceNodes (iface);
if ( missType == SMDSAbs_Edge ) // boundary edges
for ( int i = 0; i < nbFaceNodes; i += 1+iQuad)
{
for ( int j = 0; j < nodes.size(); ++j )
- nodes[j] =nn[i+j];
+ nodes[j] = nn[ i+j ];
if ( const SMDS_MeshElement* edge =
- aMesh->FindElement(nodes,SMDSAbs_Edge,/*noMedium=*/false))
+ aMesh->FindElement( nodes, SMDSAbs_Edge, /*noMedium=*/false ))
presentBndElems.push_back( edge );
else
missingBndElems.push_back( nodes );
tgtNodes.resize( e->NbNodes() );
for ( inode = 0; inode < nodes.size(); ++inode )
tgtNodes[inode] = getNodeWithSameID( tgtMeshDS, e->GetNode(inode) );
- presentEditor->AddElement( tgtNodes, elemKind.Init( e ));
+ presentEditor->AddElement( tgtNodes, elemToCopy.Init( e ));
}
else // store present elements to add them to a group
for ( int i = 0 ; i < presentBndElems.size(); ++i )
tgtNodes.resize( elem->NbNodes() );
for ( inode = 0; inode < tgtNodes.size(); ++inode )
tgtNodes[inode] = getNodeWithSameID( tgtMeshDS, elem->GetNode(inode) );
- tgtEditor.AddElement( tgtNodes, elemKind.Init( elem ));
+ tgtEditor.AddElement( tgtNodes, elemToCopy.Init( elem ));
tgtEditor.myLastCreatedElems.Clear();
}