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merge from V4_1_0_maintainance branch (from tag mergeto_BR_QT4_Dev_29Jul08)

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vsr 2008-07-29 14:08:56 +00:00
parent ddd20dd943
commit 8ce2153da0
5 changed files with 108 additions and 67 deletions
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18
src/SMESH/SMESH_MesherHelper.cxx
View File

@ -32,6 +32,7 @@
#include <BRepAdaptor_Surface.hxx>
#include <BRepTools.hxx>
#include <BRep_Tool.hxx>
#include <BRepTools_WireExplorer.hxx>
#include <Geom2d_Curve.hxx>
#include <Geom_Curve.hxx>
#include <Geom_Surface.hxx>
@ -169,7 +170,7 @@ void SMESH_MesherHelper::SetSubShape(const TopoDS_Shape& aSh)
BRepAdaptor_Surface surface( face );
if ( surface.IsUPeriodic() || surface.IsVPeriodic() )
{
for ( TopExp_Explorer exp( face, TopAbs_EDGE ); exp.More(); exp.Next())
for (TopExp_Explorer exp( face, TopAbs_EDGE ); exp.More(); exp.Next())
{
// look for a seam edge
const TopoDS_Edge& edge = TopoDS::Edge( exp.Current() );
@ -190,10 +191,13 @@ void SMESH_MesherHelper::SetSubShape(const TopoDS_Shape& aSh)
myPar2 = surface.LastVParameter();
}
}
// store shapes indices
mySeamShapeIds.insert( meshDS->ShapeToIndex( edge ));
for ( TopExp_Explorer v( edge, TopAbs_VERTEX ); v.More(); v.Next() )
mySeamShapeIds.insert( meshDS->ShapeToIndex( v.Current() ));
// store seam shape indices, negative if shape encounters twice
int edgeID = meshDS->ShapeToIndex( edge );
mySeamShapeIds.insert( IsSeamShape( edgeID ) ? -edgeID : edgeID );
for ( TopExp_Explorer v( edge, TopAbs_VERTEX ); v.More(); v.Next() ) {
int vertexID = meshDS->ShapeToIndex( v.Current() );
mySeamShapeIds.insert( IsSeamShape( vertexID ) ? -vertexID : vertexID );
}
}
// look for a degenerated edge
@ -318,7 +322,7 @@ gp_XY SMESH_MesherHelper::GetNodeUV(const TopoDS_Face& F,
Handle(Geom2d_Curve) C2d = BRep_Tool::CurveOnSurface(E, F, f, l);
uv = C2d->Value( epos->GetUParameter() );
// for a node on a seam edge select one of UVs on 2 pcurves
if ( n2 && mySeamShapeIds.find( edgeID ) != mySeamShapeIds.end() )
if ( n2 && IsSeamShape( edgeID ) )
uv = GetUVOnSeam( uv, GetNodeUV( F, n2, 0 ));
}
else if(Pos->GetTypeOfPosition()==SMDS_TOP_VERTEX)
@ -370,7 +374,7 @@ gp_XY SMESH_MesherHelper::GetNodeUV(const TopoDS_Face& F,
}
}
}
if ( n2 && mySeamShapeIds.find( vertexID ) != mySeamShapeIds.end() )
if ( n2 && IsSeamShape( vertexID ) )
uv = GetUVOnSeam( uv, GetNodeUV( F, n2, 0 ));
}
}

18
src/SMESH/SMESH_MesherHelper.hxx
View File

@ -258,7 +258,8 @@ public:
* \param subShape - edge or vertex index in SMESHDS
* \retval bool - true if subShape is a seam shape
*
* It works only if IsQuadraticSubMesh() or SetSubShape() has been called
* It works only if IsQuadraticSubMesh() or SetSubShape() has been called.
* Seam shape has two 2D alternative represenations on the face
*/
bool IsSeamShape(const int subShape) const
{ return mySeamShapeIds.find( subShape ) != mySeamShapeIds.end(); }
@ -267,10 +268,23 @@ public:
* \param subShape - edge or vertex
* \retval bool - true if subShape is a seam shape
*
* It works only if IsQuadraticSubMesh() or SetSubShape() has been called
* It works only if IsQuadraticSubMesh() or SetSubShape() has been called.
* Seam shape has two 2D alternative represenations on the face
*/
bool IsSeamShape(const TopoDS_Shape& subShape) const
{ return IsSeamShape( GetMeshDS()->ShapeToIndex( subShape )); }
/*!
* \brief Return true if an edge or a vertex encounters twice in face wire
* \param subShape - Id of edge or vertex
*/
bool IsRealSeam(const int subShape) const
{ return mySeamShapeIds.find( -subShape ) != mySeamShapeIds.end(); }
/*!
* \brief Return true if an edge or a vertex encounters twice in face wire
* \param subShape - edge or vertex
*/
bool IsRealSeam(const TopoDS_Shape& subShape) const
{ return IsRealSeam( GetMeshDS()->ShapeToIndex( subShape)); }
/*!
* \brief Check if the shape set through IsQuadraticSubMesh() or SetSubShape()
* has a seam edge

114
src/SMESH/SMESH_Pattern.cxx
View File

@ -251,7 +251,7 @@ bool SMESH_Pattern::Load (const char* theFileContents)
MESSAGE(" Too few points ");
return setErrorCode( ERR_READ_TOO_FEW_POINTS );
}
// read the rest points
int iPoint;
for ( iPoint = 1; iPoint < nbPoints; iPoint++ )
@ -398,7 +398,7 @@ bool SMESH_Pattern::Save (ostream& theFile)
}
theFile << endl;
return setErrorCode( ERR_OK );
}
@ -521,7 +521,7 @@ bool SMESH_Pattern::Load (SMESH_Mesh* theMesh,
TopoDS_Face face = TopoDS::Face( theFace.Oriented( TopAbs_FORWARD ));
// check that face is not closed
// check if face is closed
bool isClosed = helper.HasSeam();
TopoDS_Vertex bidon;
list<TopoDS_Edge> eList;
@ -634,10 +634,13 @@ bool SMESH_Pattern::Load (SMESH_Mesh* theMesh,
// vertices
for ( elIt = eList.begin(); elIt != eList.end(); elIt++ ) {
myShapeIDMap.Add( TopExp::FirstVertex( *elIt, true ));
if ( BRep_Tool::IsClosed( *elIt, theFace ) )
myShapeIDMap.Add( TopExp::LastVertex( *elIt, true ));
SMESHDS_SubMesh * eSubMesh = aMeshDS->MeshElements( *elIt );
if ( eSubMesh )
if ( helper.IsSeamShape( *elIt ) ) {
// vertices present twice in the wire have two corresponding key points
const TopoDS_Vertex& lastV = TopExp::LastVertex( *elIt, true );
if ( helper.IsRealSeam( lastV ))
myShapeIDMap.Add( lastV );// vertex orienation is REVERSED
}
if ( SMESHDS_SubMesh * eSubMesh = aMeshDS->MeshElements( *elIt ))
nbNodes += eSubMesh->NbNodes() + 1;
}
// edges
@ -665,15 +668,15 @@ bool SMESH_Pattern::Load (SMESH_Mesh* theMesh,
v2.Reverse();
// on closed face we must have REVERSED some of seam vertices
bool isSeam = helper.IsSeamShape( edge );
if ( isClosed ) {
if ( isSeam ) { // reverse on reversed SEAM edge
if ( !isForward ) {
if ( helper.IsSeamShape( edge ) ) {
if ( helper.IsRealSeam( edge ) && !isForward ) {
// reverse on reversed SEAM edge
v1.Reverse();
v2.Reverse();
}
}
else { // on CLOSED edge
else { // on CLOSED edge (i.e. having one vertex with different orienations)
for ( int is2 = 0; is2 < 2; ++is2 ) {
TopoDS_Shape & v = is2 ? v2 : v1;
if ( helper.IsSeamShape( v ) ) {
@ -757,6 +760,7 @@ bool SMESH_Pattern::Load (SMESH_Mesh* theMesh,
}
}
// put U in [0,1] so that the first key-point has U==0
bool isSeam = helper.IsRealSeam( edge );
double du = l - f;
TParamNodeMap::iterator unIt = paramNodeMap.begin();
TParamNodeMap::reverse_iterator unRIt = paramNodeMap.rbegin();
@ -851,6 +855,7 @@ bool SMESH_Pattern::Load (SMESH_Mesh* theMesh,
p->myInitXYZ.SetCoord( p->myInitUV.X(), p->myInitUV.Y(), 0 );
}
// load elements
TNodePointIDMap::iterator n_id, not_found = closeNodePointIDMap.end();
SMDS_ElemIteratorPtr elemIt = fSubMesh->GetElements();
while ( elemIt->more() )
{
@ -864,10 +869,8 @@ bool SMESH_Pattern::Load (SMESH_Mesh* theMesh,
const SMDS_MeshNode* node = smdsNode( nIt->next() );
iPoint = nodePointIDMap[ node ]; // point index of interest
// for a node on a seam edge there are two points
TNodePointIDMap::iterator n_id = closeNodePointIDMap.end();
if ( helper.IsSeamShape( node->GetPosition()->GetShapeId() ))
n_id = closeNodePointIDMap.find( node );
if ( n_id != closeNodePointIDMap.end() )
if ( helper.IsRealSeam( node->GetPosition()->GetShapeId() ) &&
( n_id = closeNodePointIDMap.find( node )) != not_found )
{
TPoint & p1 = myPoints[ iPoint ];
TPoint & p2 = myPoints[ n_id->second ];
@ -999,7 +1002,7 @@ static bool intersectIsolines(const gp_XY& uv11, const gp_XY& uv12, const double
// resUV = loc1 * len2 / ( len1 + len2 ) + loc2 * len1 / ( len1 + len2 );
// return true;
// gp_Lin2d line1( uv11, uv12 - uv11 );
// gp_Lin2d line2( uv21, uv22 - uv21 );
// double angle = Abs( line1.Angle( line2 ) );
@ -1013,7 +1016,7 @@ static bool intersectIsolines(const gp_XY& uv11, const gp_XY& uv12, const double
// inter.Perform( line1, line2 );
// interUV = inter.Point(1).Value();
// resUV += interUV.XY();
// resUV /= 2.;
// }
if ( isDeformed ) {
@ -1053,7 +1056,7 @@ bool SMESH_Pattern::compUVByIsoIntersection (const list< list< TPoint* > >& theB
const list< TPoint* > & bndPoints = * bndIt;
TPoint* prevP = bndPoints.back(); // this is the first point
list< TPoint* >::const_iterator pIt = bndPoints.begin();
bool coincPrev = false;
bool coincPrev = false;
// loop on the edge-points
for ( ; pIt != bndPoints.end(); pIt++ )
{
@ -1318,7 +1321,7 @@ static bool checkQuads (const TIsoNode* node,
gp_XY uv1, uv2 = node->myUV;
for ( i = isTriangle ? 2 : 0; i < 3; i++ ) // mark not computed vectors
if ( wasOk[i] )
moveVec[ i ].SetCoord( 1, 2e100); // not use this vector
moveVec[ i ].SetCoord( 1, 2e100); // not use this vector
while ( !isOldOk ) {
// find the least moveVec
int i, iMin = 4;
@ -1749,7 +1752,7 @@ bool SMESH_Pattern::
aNorm[1-iDir].Normalize();
double r = Abs ( ratio[iDir] - 0.5 ) * 2.0; // [0,1] - distance from the middle
r *= r;
node->myDir[iDir] = //aTgt[iDir];
aNorm[1-iDir] * r + aTgt[iDir] * ( 1. - r );
}
@ -1950,7 +1953,7 @@ bool SMESH_Pattern::
}
internNodes.push_back( node );
}
// Move nodes
static int maxNbIter = 100;
@ -1962,7 +1965,7 @@ bool SMESH_Pattern::
int nbNodeMove = 0;
if ( !useNbMoveNode )
maxNbIter = ( maxNbIter < 0 ) ? 100 : -1;
#endif
#endif
double maxMove;
int nbIter = 0;
do {
@ -2059,8 +2062,7 @@ bool SMESH_Pattern::
}
}
}
return true;
}
@ -2086,7 +2088,7 @@ double SMESH_Pattern::setFirstEdge (list< TopoDS_Edge > & theWire, int theFirstE
int eID = theFirstEdgeID;
for ( iE = 0; iE < nbEdges; iE++ )
maxNbPnt = Max ( maxNbPnt, getShapePoints( eID++ ).size() );
// compute bnd boxes
TopoDS_Face face = TopoDS::Face( myShape );
Bnd_Box2d bndBox, eBndBox;
@ -2281,7 +2283,7 @@ bool SMESH_Pattern::sortSameSizeWires (TListOfEdgesList & theWire
bndIndWirePosMap.insert( TIntWirePosMap::value_type( bIndex, wlIt ));
}
// Treat each wire
// Treat each wire
TIntWirePosMap::iterator bIndWPosIt = bndIndWirePosMap.begin();
eID = theFirstEdgeID;
@ -2292,7 +2294,7 @@ bool SMESH_Pattern::sortSameSizeWires (TListOfEdgesList & theWire
// choose the best first edge of a wire
setFirstEdge( wire, eID );
// compute eventual UV and fill theEdgesPointsList
theEdgesPointsList.push_back( list< TPoint* >() );
list< TPoint* > & edgesPoints = theEdgesPointsList.back();
@ -2354,8 +2356,24 @@ bool SMESH_Pattern::Apply (const TopoDS_Face& theFace,
list<TopoDS_Edge>::iterator elIt = eList.begin();
for ( ; elIt != eList.end(); elIt++ ) {
myShapeIDMap.Add( TopExp::FirstVertex( *elIt, true ));
if ( BRep_Tool::IsClosed( *elIt, theFace ) )
myShapeIDMap.Add( TopExp::LastVertex( *elIt, true ));
bool isClosed1 = BRep_Tool::IsClosed( *elIt, theFace );
// BEGIN: jfa for bug 0019943
if (isClosed1) {
isClosed1 = false;
for (TopExp_Explorer expw (theFace, TopAbs_WIRE); expw.More() && !isClosed1; expw.Next()) {
const TopoDS_Wire& wire = TopoDS::Wire(expw.Current());
int nbe = 0;
for (BRepTools_WireExplorer we (wire, theFace); we.More() && !isClosed1; we.Next()) {
if (we.Current().IsSame(*elIt)) {
nbe++;
if (nbe == 2) isClosed1 = true;
}
}
}
}
// END: jfa for bug 0019943
if (isClosed1)
myShapeIDMap.Add( TopExp::LastVertex( *elIt, true ));// vertex orienation is REVERSED
}
int nbVertices = myShapeIDMap.Extent();
@ -2364,7 +2382,7 @@ bool SMESH_Pattern::Apply (const TopoDS_Face& theFace,
myShapeIDMap.Add( face );
if ( myShapeIDToPointsMap.size() != myShapeIDMap.Extent()/* + nbSeamShapes*/ ) {
if ( myShapeIDToPointsMap.size() != myShapeIDMap.Extent() ) {
MESSAGE( myShapeIDToPointsMap.size() <<" != " << myShapeIDMap.Extent());
return setErrorCode( ERR_APPLF_INTERNAL_EEROR );
}
@ -2461,7 +2479,7 @@ bool SMESH_Pattern::Apply (const TopoDS_Face& theFace,
}
// find boundary - wire correspondence for several wires of same size
id1 = nbVertices + nbEdgesInOuterWire + 1;
wlIt = wireList.begin();
while ( wlIt != wireList.end() )
@ -2481,7 +2499,7 @@ bool SMESH_Pattern::Apply (const TopoDS_Face& theFace,
}
// add well-ordered edges to eList
for ( wlIt = wireList.begin(); wlIt != wireList.end(); wlIt++ )
{
list< TopoDS_Edge >& wire = (*wlIt);
@ -2496,7 +2514,7 @@ bool SMESH_Pattern::Apply (const TopoDS_Face& theFace,
for ( elIt = eList.begin(); elIt != eList.end(); elIt++ )
myShapeIDMap.Add( *elIt );
myShapeIDMap.Add( face );
} // there are inner wires
// Compute XYZ of on-edge points
@ -2646,7 +2664,7 @@ bool SMESH_Pattern::Apply (const SMDS_MeshFace* theFace,
{
gp_XYZ& xyz1 = *xyzIt++;
gp_XYZ& xyz2 = ( xyzIt != xyzList.end() ) ? *xyzIt : xyzList.front();
list< TPoint* > & ePoints = getShapePoints( iSub );
ePoints.back()->myInitU = 1.0;
list< TPoint* >::const_iterator pIt = ++ePoints.begin();
@ -2920,7 +2938,7 @@ bool SMESH_Pattern::Apply (SMESH_Mesh* theMesh,
// meshed geometry
TopoDS_Shape shape;
// int shapeID = 0;
// SMESH_MeshEditor editor( theMesh );
// SMESH_MeshEditor editor( theMesh );
// apply to each face in theFaces set
set<const SMDS_MeshFace*>::iterator face = theFaces.begin();
@ -3701,7 +3719,7 @@ bool SMESH_Pattern::
bndId = nn_IdList->second.front().front();
ids.insert( bndId );
}
else
else
myXYZIdToNodeMap.insert( make_pair( bndId, theBndNodes[ iN ] ));
faceDef.push_back( bndId );
// add ids on a link
@ -3969,7 +3987,7 @@ void SMESH_Pattern::createElements(SMESH_Mesh* theMes
const vector<const SMDS_MeshElement*>& theElements)
{
SMESHDS_Mesh* aMeshDS = theMesh->GetMeshDS();
SMESH_MeshEditor editor( theMesh );
SMESH_MeshEditor editor( theMesh );
bool onMeshElements = !theElements.empty();
@ -4185,7 +4203,7 @@ void SMESH_Pattern::arrangeBoundaries (list< list< TPoint* > >& boundaryList)
if ( nbBoundaries > 2 )
{
// move boundaries in tmp list
list< list< TPoint* > > tmpList;
list< list< TPoint* > > tmpList;
tmpList.splice( tmpList.begin(), boundaryList, boundaryList.begin(), boundaryList.end());
// make a map nb-key-points to boundary-position-in-tmpList,
// boundary-positions get ordered in it
@ -4228,7 +4246,7 @@ void SMESH_Pattern::arrangeBoundaries (list< list< TPoint* > >& boundaryList)
boundaryList.splice( boundaryList.begin(), boundaryList, outerBndPos, ++outerBndPos );
} // if nbBoundaries > 1
// Check boundaries orientation and re-fill myKeyPointIDs
set< TPoint* > keyPointSet;
@ -4499,7 +4517,7 @@ bool SMESH_Pattern::findBoundaryPoints()
getShapePoints( shapeID ).push_back( point );
// detect key-points
if ( SMESH_Block::IsVertexID( shapeID ))
myKeyPointIDs.push_back( i );
myKeyPointIDs.push_back( i );
}
}
@ -4547,13 +4565,19 @@ bool SMESH_Pattern::setShapeToMesh(const TopoDS_Shape& theShape)
// check if a face is closed
int nbNodeOnSeamEdge = 0;
if ( myIs2D ) {
TopTools_MapOfShape seamVertices;
TopoDS_Face face = TopoDS::Face( theShape );
TopExp_Explorer eExp( theShape, TopAbs_EDGE );
for ( ; eExp.More() && nbNodeOnSeamEdge == 0; eExp.Next() )
if ( BRep_Tool::IsClosed( TopoDS::Edge( eExp.Current() ), face ))
nbNodeOnSeamEdge = 2;
for ( ; eExp.More() && nbNodeOnSeamEdge == 0; eExp.Next() ) {
const TopoDS_Edge& ee = TopoDS::Edge(eExp.Current());
if ( BRep_Tool::IsClosed(ee, face) ) {
// seam edge and vertices encounter twice in theFace
if ( !seamVertices.Add( TopExp::FirstVertex( ee ))) nbNodeOnSeamEdge++;
if ( !seamVertices.Add( TopExp::LastVertex( ee ))) nbNodeOnSeamEdge++;
}
}
}
// check nb of vertices
TopTools_IndexedMapOfShape vMap;
TopExp::MapShapes( theShape, TopAbs_VERTEX, vMap );
@ -4695,6 +4719,6 @@ ostream & operator <<(ostream & OS, const SMESH_Pattern::TPoint& p)
OS << " uv( " << xy.X() << " " << xy.Y() << " )";
u = p.myU;
OS << " u( " << u << " ))" << endl;
return OS;
}

6
src/StdMeshers/StdMeshers_ProjectionUtils.cxx
View File

@ -1358,7 +1358,7 @@ FindMatchingNodesOnFaces( const TopoDS_Face& face1,
}
if ( nodesOfFaces )
{
if ( BRep_Tool::IsClosed( e2, face2 )) {
if ( helper2.IsRealSeam( e2 )) {
seam1 = e1; seam2 = e2;
}
else {
@ -1430,7 +1430,7 @@ FindMatchingNodesOnFaces( const TopoDS_Face& face1,
const TopoDS_Face & face = is2 ? face2 : face1;
SMDS_ElemIteratorPtr eIt = sm->GetElements();
if ( !helper->IsSeamShape( is2 ? edge2 : edge1 ))
if ( !helper->IsRealSeam( is2 ? edge2 : edge1 ))
{
while ( eIt->more() ) elems.insert( eIt->next() );
}
@ -1515,7 +1515,7 @@ FindMatchingNodesOnFaces( const TopoDS_Face& face1,
// On a sphere, add matching nodes on the edge
if ( helper1.IsSeamShape( edge1 ))
if ( helper1.IsRealSeam( edge1 ))
{
// sort nodes on edges by param on edge
map< double, const SMDS_MeshNode* > u2nodesMaps[2];

19
src/StdMeshers/StdMeshers_Projection_2D.cxx
View File

@ -295,16 +295,14 @@ namespace {
// Find a new node connected to nV1 and belonging to edge submesh;
const SMDS_MeshNode* nE = 0;
SMESHDS_SubMesh* smDS = sm->GetSubMeshDS();
SMDS_ElemIteratorPtr vElems = nV1->GetInverseElementIterator();
SMDS_ElemIteratorPtr vElems = nV1->GetInverseElementIterator(SMDSAbs_Face);
while ( vElems->more() && !nE ) {
const SMDS_MeshElement* elem = vElems->next();
if ( elem->GetType() != SMDSAbs_Face )
continue; // new nodes are shared by faces
int nbNodes = elem->NbNodes();
if ( elem->IsQuadratic() )
nbNodes /= 2;
int iV1 = elem->GetNodeIndex( nV1 );
// try next aftre nV1
// try next after nV1
int iE = SMESH_MesherHelper::WrapIndex( iV1 + 1, nbNodes );
if ( smDS->Contains( elem->GetNode( iE ) ))
nE = elem->GetNode( iE );
@ -515,7 +513,7 @@ bool StdMeshers_Projection_2D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape&
// Sort new and old nodes of a submesh separately
bool isSeam = helper.IsSeamShape( sm->GetId() );
bool isSeam = helper.IsRealSeam( sm->GetId() );
enum { NEW_NODES = 0, OLD_NODES };
map< double, const SMDS_MeshNode* > u2nodesMaps[2], u2nodesOnSeam;
@ -537,7 +535,7 @@ bool StdMeshers_Projection_2D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape&
continue; // node is already in the map
}
// sort nodes on edges by its position
// sort nodes on edges by their position
map< double, const SMDS_MeshNode* > & pos2nodes = u2nodesMaps[isOld ? OLD_NODES : NEW_NODES];
switch ( node->GetPosition()->GetTypeOfPosition() )
{
@ -558,12 +556,13 @@ bool StdMeshers_Projection_2D::Compute(SMESH_Mesh& theMesh, const TopoDS_Shape&
}
if ( u2nodesMaps[ NEW_NODES ].size() != u2nodesMaps[ OLD_NODES ].size() )
{
if ( u2nodesMaps[ NEW_NODES ].size() == 0 &&
sm->GetSubShape().ShapeType() == TopAbs_EDGE &&
BRep_Tool::Degenerated( TopoDS::Edge( sm->GetSubShape() )))
if ( u2nodesMaps[ NEW_NODES ].size() == 0 &&
sm->GetSubShape().ShapeType() == TopAbs_EDGE &&
helper.IsDegenShape( sm->GetId() ) )
// NPAL15894 (tt88bis.py) - project mesh built by NETGEN_1d_2D that
// does not make segments/nodes on degenerated edges
// does not make segments/nodes on degenerated edges
continue;
RETURN_BAD_RESULT("Different nb of old and new nodes on shape #"<< sm->GetId() <<" "<<
u2nodesMaps[ OLD_NODES ].size() << " != " <<
u2nodesMaps[ NEW_NODES ].size());