myLastCreatedElems.Clear();
}
+//================================================================================
+/*!
+ * \brief Initializes members by an existing element
+ * \param [in] elem - the source element
+ * \param [in] basicOnly - if true, does not set additional data of Ball and Polyhedron
+ */
+//================================================================================
+
+SMESH_MeshEditor::ElemFeatures&
+SMESH_MeshEditor::ElemFeatures::Init( const SMDS_MeshElement* elem, bool basicOnly )
+{
+ if ( elem )
+ {
+ myType = elem->GetType();
+ if ( myType == SMDSAbs_Face || myType == SMDSAbs_Volume )
+ {
+ myIsPoly = elem->IsPoly();
+ if ( myIsPoly )
+ {
+ myIsQuad = elem->IsQuadratic();
+ if ( myType == SMDSAbs_Volume && !basicOnly )
+ {
+ vector<int > quant = static_cast<const SMDS_VtkVolume* >( elem )->GetQuantities();
+ myPolyhedQuantities.swap( quant );
+ }
+ }
+ }
+ else if ( myType == SMDSAbs_Ball && !basicOnly )
+ {
+ myBallDiameter = static_cast<const SMDS_BallElement*>(elem)->GetDiameter();
+ }
+ }
+ return *this;
+}
//=======================================================================
/*!
SMDS_MeshElement*
SMESH_MeshEditor::AddElement(const vector<const SMDS_MeshNode*> & node,
- const SMDSAbs_ElementType type,
- const bool isPoly,
- const int ID,
- const double ballDiameter)
+ const ElemFeatures& features)
{
- //MESSAGE("AddElement " <<node.size() << " " << type << " " << isPoly << " " << ID);
SMDS_MeshElement* e = 0;
int nbnode = node.size();
SMESHDS_Mesh* mesh = GetMeshDS();
- switch ( type ) {
+ const int ID = features.myID;
+
+ switch ( features.myType ) {
case SMDSAbs_Face:
- if ( !isPoly ) {
+ if ( !features.myIsPoly ) {
if (nbnode == 3) {
if ( ID >= 1 ) e = mesh->AddFaceWithID(node[0], node[1], node[2], ID);
else e = mesh->AddFace (node[0], node[1], node[2] );
else e = mesh->AddFace (node[0], node[1], node[2], node[3],
node[4], node[5], node[6], node[7], node[8] );
}
- } else {
+ }
+ else if ( !features.myIsQuad )
+ {
if ( ID >= 1 ) e = mesh->AddPolygonalFaceWithID(node, ID);
else e = mesh->AddPolygonalFace (node );
}
+ else if ( nbnode % 2 == 0 ) // just a protection
+ {
+ if ( ID >= 1 ) e = mesh->AddQuadPolygonalFaceWithID(node, ID);
+ else e = mesh->AddQuadPolygonalFace (node );
+ }
break;
case SMDSAbs_Volume:
- if ( !isPoly ) {
+ if ( !features.myIsPoly ) {
if (nbnode == 4) {
if ( ID >= 1 ) e = mesh->AddVolumeWithID(node[0], node[1], node[2], node[3], ID);
else e = mesh->AddVolume (node[0], node[1], node[2], node[3] );
node[24],node[25],node[26] );
}
}
+ else if ( !features.myIsQuad )
+ {
+ if ( ID >= 1 ) e = mesh->AddPolyhedralVolumeWithID(node, features.myPolyhedQuantities, ID);
+ else e = mesh->AddPolyhedralVolume (node, features.myPolyhedQuantities );
+ }
+ else
+ {
+ // if ( ID >= 1 ) e = mesh->AddQuadPolyhedralVolumeWithID(node, features.myPolyhedQuantities,ID);
+ // else e = mesh->AddQuadPolyhedralVolume (node, features.myPolyhedQuantities );
+ }
break;
case SMDSAbs_Edge:
case SMDSAbs_Node:
if ( ID >= 1 ) e = mesh->AddNodeWithID(node[0]->X(), node[0]->Y(), node[0]->Z(), ID);
- else e = mesh->AddNode (node[0]->X(), node[0]->Y(), node[0]->Z());
+ else e = mesh->AddNode (node[0]->X(), node[0]->Y(), node[0]->Z() );
break;
case SMDSAbs_Ball:
- if ( ID >= 1 ) e = mesh->AddBallWithID(node[0], ballDiameter, ID);
- else e = mesh->AddBall (node[0], ballDiameter);
+ if ( ID >= 1 ) e = mesh->AddBallWithID(node[0], features.myBallDiameter, ID);
+ else e = mesh->AddBall (node[0], features.myBallDiameter );
break;
default:;
*/
//=======================================================================
-SMDS_MeshElement* SMESH_MeshEditor::AddElement(const vector<int> & nodeIDs,
- const SMDSAbs_ElementType type,
- const bool isPoly,
- const int ID)
+SMDS_MeshElement* SMESH_MeshEditor::AddElement(const vector<int> & nodeIDs,
+ const ElemFeatures& features)
{
vector<const SMDS_MeshNode*> nodes;
nodes.reserve( nodeIDs.size() );
else
return 0;
}
- return AddElement( nodes, type, isPoly, ID );
+ return AddElement( nodes, features );
}
//=======================================================================
else // other elements
{
vector<const SMDS_MeshNode*> nodes( theElem->begin_nodes(), theElem->end_nodes() );
- const std::vector<int>& interlace = SMDS_MeshCell::reverseSmdsOrder( geomType );
+ const std::vector<int>& interlace = SMDS_MeshCell::reverseSmdsOrder( geomType, nodes.size() );
if ( interlace.empty() )
{
- std::reverse( nodes.begin(), nodes.end() ); // polygon
+ std::reverse( nodes.begin(), nodes.end() ); // obsolete, just in case
}
- else if ( interlace.size() > 1 )
+ else
{
SMDS_MeshCell::applyInterlace( interlace, nodes );
}
// 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 );
}
// smooth elements on each TopoDS_Face separately
// ===============================================
- set< int >::reverse_iterator fId = faceIdSet.rbegin(); // treate 0 fId at the end
- for ( ; fId != faceIdSet.rend(); ++fId ) {
+ SMESH_MesherHelper helper( *GetMesh() );
+
+ set< int >::reverse_iterator fId = faceIdSet.rbegin(); // treat 0 fId at the end
+ for ( ; fId != faceIdSet.rend(); ++fId )
+ {
// get face surface and submesh
Handle(Geom_Surface) surface;
SMESHDS_SubMesh* faceSubMesh = 0;
double fToler2 = 0, f,l;
double u1 = 0, u2 = 0, v1 = 0, v2 = 0;
bool isUPeriodic = false, isVPeriodic = false;
- if ( *fId ) {
+ if ( *fId )
+ {
face = TopoDS::Face( aMesh->IndexToShape( *fId ));
surface = BRep_Tool::Surface( face );
faceSubMesh = aMesh->MeshElements( *fId );
if ( isVPeriodic )
surface->VPeriod();
surface->Bounds( u1, u2, v1, v2 );
+ helper.SetSubShape( face );
}
// ---------------------------------------------------------
// for elements on a face, find movable and fixed nodes and
int nbElemOnFace = 0;
itElem = theElems.begin();
// loop on not yet smoothed elements: look for elems on a face
- while ( itElem != theElems.end() ) {
+ while ( itElem != theElems.end() )
+ {
if ( faceSubMesh && nbElemOnFace == faceSubMesh->NbElements() )
break; // all elements found
// get nodes to check UV
list< const SMDS_MeshNode* > uvCheckNodes;
+ const SMDS_MeshNode* nodeInFace = 0;
itN = elem->nodesIterator();
nn = 0; nbn = elem->NbNodes();
if(elem->IsQuadratic())
nbn = nbn/2;
while ( nn++ < nbn ) {
node = static_cast<const SMDS_MeshNode*>( itN->next() );
+ if ( node->GetPosition()->GetDim() == 2 )
+ nodeInFace = node;
if ( uvMap.find( node ) == uvMap.end() )
uvCheckNodes.push_back( node );
// add nodes of elems sharing node
const SMDS_PositionPtr& pos = node->GetPosition();
posType = pos ? pos->GetTypeOfPosition() : SMDS_TOP_3DSPACE;
// get existing UV
- switch ( posType ) {
- case SMDS_TOP_FACE: {
- SMDS_FacePosition* fPos = ( SMDS_FacePosition* ) pos;
- uv.SetCoord( fPos->GetUParameter(), fPos->GetVParameter() );
- break;
- }
- case SMDS_TOP_EDGE: {
- TopoDS_Shape S = aMesh->IndexToShape( node->getshapeId() );
- Handle(Geom2d_Curve) pcurve;
- if ( !S.IsNull() && S.ShapeType() == TopAbs_EDGE )
- pcurve = BRep_Tool::CurveOnSurface( TopoDS::Edge( S ), face, f,l );
- if ( !pcurve.IsNull() ) {
- double u = (( SMDS_EdgePosition* ) pos )->GetUParameter();
- uv = pcurve->Value( u ).XY();
- }
- break;
- }
- case SMDS_TOP_VERTEX: {
- TopoDS_Shape S = aMesh->IndexToShape( node->getshapeId() );
- if ( !S.IsNull() && S.ShapeType() == TopAbs_VERTEX )
- uv = BRep_Tool::Parameters( TopoDS::Vertex( S ), face ).XY();
- break;
- }
- default:;
- }
- // check existing UV
- bool project = true;
- gp_Pnt pNode ( node->X(), node->Y(), node->Z() );
- double dist1 = DBL_MAX, dist2 = 0;
- if ( posType != SMDS_TOP_3DSPACE ) {
- dist1 = pNode.SquareDistance( surface->Value( uv.X(), uv.Y() ));
- project = dist1 > fToler2;
- }
+ if ( pos )
+ {
+ bool toCheck = true;
+ uv = helper.GetNodeUV( face, node, nodeInFace, &toCheck );
+ }
+ // compute not existing UV
+ bool project = ( posType == SMDS_TOP_3DSPACE );
+ // double dist1 = DBL_MAX, dist2 = 0;
+ // if ( posType != SMDS_TOP_3DSPACE ) {
+ // dist1 = pNode.SquareDistance( surface->Value( uv.X(), uv.Y() ));
+ // project = dist1 > fToler2;
+ // }
if ( project ) { // compute new UV
gp_XY newUV;
+ gp_Pnt pNode = SMESH_TNodeXYZ( node );
if ( !getClosestUV( projector, pNode, newUV )) {
MESSAGE("Node Projection Failed " << node);
}
if ( isVPeriodic )
newUV.SetY( ElCLib::InPeriod( newUV.Y(), v1, v2 ));
// check new UV
- if ( posType != SMDS_TOP_3DSPACE )
- dist2 = pNode.SquareDistance( surface->Value( newUV.X(), newUV.Y() ));
- if ( dist2 < dist1 )
+ // if ( posType != SMDS_TOP_3DSPACE )
+ // dist2 = pNode.SquareDistance( surface->Value( newUV.X(), newUV.Y() ));
+ // if ( dist2 < dist1 )
uv = newUV;
}
}
uv2 = pcurve->Value( f );
int iPar = Abs( uv1.X() - uv2.X() ) > Abs( uv1.Y() - uv2.Y() ) ? 1 : 2;
// assure uv1 < uv2
- if ( uv1.Coord( iPar ) > uv2.Coord( iPar )) {
- gp_Pnt2d tmp = uv1; uv1 = uv2; uv2 = tmp;
- }
+ if ( uv1.Coord( iPar ) > uv2.Coord( iPar ))
+ std::swap( uv1, uv2 );
// get nodes on seam and its vertices
list< const SMDS_MeshNode* > seamNodes;
SMDS_NodeIteratorPtr nSeamIt = sm->GetNodes();
setMovableNodes.find( n ) == setMovableNodes.end() )
continue;
// add only nodes being closer to uv2 than to uv1
- gp_Pnt pMid (0.5 * ( n->X() + nSeam->X() ),
- 0.5 * ( n->Y() + nSeam->Y() ),
- 0.5 * ( n->Z() + nSeam->Z() ));
- gp_XY uv;
- getClosestUV( projector, pMid, uv );
- if ( uv.Coord( iPar ) > uvMap[ n ]->Coord( iPar ) ) {
+ // gp_Pnt pMid (0.5 * ( n->X() + nSeam->X() ),
+ // 0.5 * ( n->Y() + nSeam->Y() ),
+ // 0.5 * ( n->Z() + nSeam->Z() ));
+ // gp_XY uv;
+ // getClosestUV( projector, pMid, uv );
+ double x = uvMap[ n ]->Coord( iPar );
+ if ( Abs( uv1.Coord( iPar ) - x ) >
+ Abs( uv2.Coord( iPar ) - x )) {
nodesNearSeam.insert( n );
nbUseMap2++;
}
// move medium nodes of quadratic elements
if ( isQuadratic )
{
- SMESH_MesherHelper helper( *GetMesh() );
- helper.SetSubShape( face );
vector<const SMDS_MeshNode*> nodes;
bool checkUV;
list< const SMDS_MeshElement* >::iterator elemIt = elemsOnFace.begin();
}
else
{
- const vector<int>& ind = SMDS_MeshCell::reverseSmdsOrder( baseType );
+ const vector<int>& ind = SMDS_MeshCell::reverseSmdsOrder( baseType, nbNodes );
SMDS_MeshCell::applyInterlace( ind, itNN );
SMDS_MeshCell::applyInterlace( ind, prevNod );
SMDS_MeshCell::applyInterlace( ind, nextNod );
iOpposSame = ( iSameNode - 2 < 0 ? iSameNode + 2 : iSameNode - 2 );
}
+ if ( baseType == SMDSEntity_Polygon )
+ {
+ if ( nbNodes == 3 ) baseType = SMDSEntity_Triangle;
+ else if ( nbNodes == 4 ) baseType = SMDSEntity_Quadrangle;
+ }
+ else if ( baseType == SMDSEntity_Quad_Polygon )
+ {
+ if ( nbNodes == 6 ) baseType = SMDSEntity_Quad_Triangle;
+ else if ( nbNodes == 8 ) baseType = SMDSEntity_Quad_Quadrangle;
+ }
+
// make new elements
for (int iStep = 0; iStep < nbSteps; iStep++ )
{
break;
}
case SMDSEntity_Quad_Triangle: // sweep (Bi)Quadratic TRIANGLE --->
- case SMDSEntity_BiQuad_Triangle: /* ??? */ {
+ case SMDSEntity_BiQuad_Triangle: /* ??? */ {
if ( nbDouble+nbSame != 3 ) break;
if(nbSame==0) {
// ---> pentahedron with 15 nodes
{
if ( baseType != SMDSEntity_Polygon )
{
- const std::vector<int>& ind = SMDS_MeshCell::interlacedSmdsOrder(baseType);
+ const std::vector<int>& ind = SMDS_MeshCell::interlacedSmdsOrder(baseType,nbNodes);
SMDS_MeshCell::applyInterlace( ind, prevNod );
SMDS_MeshCell::applyInterlace( ind, nextNod );
SMDS_MeshCell::applyInterlace( ind, midlNod );
quantities.push_back( nbNodes );
// side faces
- for (int iface = 0; iface < nbNodes; iface++)
+ // 3--6--2
+ // | |
+ // 7 5
+ // | |
+ // 0--4--1
+ const int iQuad = elem->IsQuadratic();
+ for (int iface = 0; iface < nbNodes; iface += 1+iQuad )
{
- const int prevNbNodes = polyedre_nodes.size();
- int inextface = (iface+1) % nbNodes;
- polyedre_nodes.push_back( prevNod[inextface] );
- polyedre_nodes.push_back( prevNod[iface] );
- if ( prevNod[iface] != nextNod[iface] )
+ const int prevNbNodes = polyedre_nodes.size(); // to detect degenerated face
+ int inextface = (iface+1+iQuad) % nbNodes;
+ int imid = (iface+1) % nbNodes;
+ polyedre_nodes.push_back( prevNod[inextface] ); // 0
+ if ( iQuad ) polyedre_nodes.push_back( prevNod[imid] ); // 4
+ polyedre_nodes.push_back( prevNod[iface] ); // 1
+ if ( prevNod[iface] != nextNod[iface] ) // 1 != 2
{
- if ( midlNod[ iface ]) polyedre_nodes.push_back( midlNod[ iface ]);
- polyedre_nodes.push_back( nextNod[iface] );
+ if ( midlNod[ iface ]) polyedre_nodes.push_back( midlNod[ iface ]); // 5
+ polyedre_nodes.push_back( nextNod[iface] ); // 2
}
- if ( prevNod[inextface] != nextNod[inextface] )
+ if ( iQuad ) polyedre_nodes.push_back( nextNod[imid] ); // 6
+ if ( prevNod[inextface] != nextNod[inextface] ) // 0 != 3
{
- polyedre_nodes.push_back( nextNod[inextface] );
- if ( midlNod[ inextface ]) polyedre_nodes.push_back( midlNod[ inextface ]);
+ polyedre_nodes.push_back( nextNod[inextface] ); // 3
+ if ( midlNod[ inextface ]) polyedre_nodes.push_back( midlNod[ inextface ]);// 7
}
const int nbFaceNodes = polyedre_nodes.size() - prevNbNodes;
if ( nbFaceNodes > 2 )
}
aNewElem = aMesh->AddPolyhedralVolume (polyedre_nodes, quantities);
- } // // try to create a polyherdal prism
+ } // try to create a polyherdal prism
if ( aNewElem ) {
newElems.push_back( aNewElem );
const SMDS_MeshElement* el = 0;
SMDSAbs_ElementType highType = SMDSAbs_Edge; // count most complex elements only
while ( eIt->more() && nbInitElems < 2 ) {
- el = eIt->next();
- SMDSAbs_ElementType type = el->GetType();
- if ( type == SMDSAbs_Volume || type < highType ) continue;
+ const SMDS_MeshElement* e = eIt->next();
+ SMDSAbs_ElementType type = e->GetType();
+ if ( type == SMDSAbs_Volume ||
+ type < highType ||
+ !elemSet.count(e))
+ continue;
if ( type > highType ) {
nbInitElems = 0;
- highType = type;
+ highType = type;
}
- nbInitElems += elemSet.count(el);
+ el = e;
+ ++nbInitElems;
}
- if ( nbInitElems < 2 ) {
+ if ( nbInitElems == 1 ) {
bool NotCreateEdge = el && el->IsMediumNode(node);
if(!NotCreateEdge) {
vector<TNodeOfNodeListMapItr> newNodesItVec( 1, nList );
// Make a ceiling for each element ie an equal element of last new nodes.
// Find free links of faces - make edges and sweep them into faces.
+ ElemFeatures polyFace( SMDSAbs_Face, /*isPoly=*/true ), anyFace;
+
TTElemOfElemListMap::iterator itElem = newElemsMap.begin();
TElemOfVecOfNnlmiMap::iterator itElemNodes = elemNewNodesMap.begin();
for ( ; itElem != newElemsMap.end(); itElem++, itElemNodes++ )
// sweep free links into faces
- if ( hasFreeLinks ) {
+ if ( hasFreeLinks ) {
list<const SMDS_MeshElement*> & newVolumes = itElem->second;
int iVol, volNb, nbVolumesByStep = newVolumes.size() / nbSteps;
freeInd.push_back( iF );
// find source edge of a free face iF
vector<const SMDS_MeshNode*> commonNodes; // shared by the initial and free faces
- commonNodes.resize( initNodeSet.size(), NULL ); // avoid spoiling memory
- std::set_intersection( faceNodeSet.begin(), faceNodeSet.end(),
- initNodeSet.begin(), initNodeSet.end(),
- commonNodes.begin());
- if ( (*v)->IsQuadratic() )
+ vector<const SMDS_MeshNode*>::iterator lastCommom;
+ commonNodes.resize( nbNodes, 0 );
+ lastCommom = std::set_intersection( faceNodeSet.begin(), faceNodeSet.end(),
+ initNodeSet.begin(), initNodeSet.end(),
+ commonNodes.begin());
+ if ( std::distance( commonNodes.begin(), lastCommom ) == 3 )
srcEdges.push_back(aMesh->FindEdge (commonNodes[0],commonNodes[1],commonNodes[2]));
else
srcEdges.push_back(aMesh->FindEdge (commonNodes[0],commonNodes[1]));
if ( freeInd.empty() )
continue;
- // create faces for all steps;
+ // create wall faces for all steps;
// if such a face has been already created by sweep of edge,
// assure that its orientation is OK
- for ( int iStep = 0; iStep < nbSteps; iStep++ ) {
+ for ( int iStep = 0; iStep < nbSteps; iStep++ )
+ {
vTool.Set( *v, /*ignoreCentralNodes=*/false );
vTool.SetExternalNormal();
const int nextShift = vTool.IsForward() ? +1 : -1;
if ( f )
aMesh->ChangeElementNodes( f, &polygon_nodes[0], nbn );
else
- AddElement(polygon_nodes, SMDSAbs_Face, polygon_nodes.size()>4);
+ AddElement( polygon_nodes, polyFace.SetQuad( (*v)->IsQuadratic() ));
}
}
aFaceLastNodes.erase( vecNewNodes.back()->second.back() );
iF = lastVol.GetFaceIndex( aFaceLastNodes );
}
- if ( iF >= 0 ) {
+ if ( iF >= 0 )
+ {
lastVol.SetExternalNormal();
const SMDS_MeshNode** nodes = lastVol.GetFaceNodes( iF );
- int nbn = lastVol.NbFaceNodes( iF );
- // we do not use this->AddElement() because nodes are interlaced
+ const int nbn = lastVol.NbFaceNodes( iF );
vector<const SMDS_MeshNode*> nodeVec( nodes, nodes+nbn );
if ( !hasFreeLinks ||
!aMesh->FindElement( nodeVec, SMDSAbs_Face, /*noMedium=*/false) )
{
- if ( nbn == 3 )
- myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[1], nodes[2] ));
-
- else if ( nbn == 4 )
- myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[1], nodes[2], nodes[3]));
-
- else if ( nbn == 6 && isQuadratic )
- myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[2], nodes[4],
- nodes[1], nodes[3], nodes[5]));
- else if ( nbn == 7 && isQuadratic )
- myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[2], nodes[4],
- nodes[1], nodes[3], nodes[5], nodes[6]));
- else if ( nbn == 8 && isQuadratic )
- myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[2], nodes[4], nodes[6],
- nodes[1], nodes[3], nodes[5], nodes[7]));
- else if ( nbn == 9 && isQuadratic )
- myLastCreatedElems.Append(aMesh->AddFace( nodes[0], nodes[2], nodes[4], nodes[6],
- nodes[1], nodes[3], nodes[5], nodes[7],
- nodes[8]));
- else
- myLastCreatedElems.Append(aMesh->AddPolygonalFace( nodeVec ));
+ const vector<int>& interlace =
+ SMDS_MeshCell::interlacedSmdsOrder( elem->GetEntityType(), nbn );
+ SMDS_MeshCell::applyInterlaceRev( interlace, nodeVec );
+
+ AddElement( nodeVec, anyFace.Init( elem ));
while ( srcElements.Length() < myLastCreatedElems.Length() )
srcElements.Append( elem );
SMDS_ElemIteratorPtr itN = elem->nodesIterator();
while ( itN->more() )
{
- // check if a node has been already sweeped
const SMDS_MeshNode* node = cast2Node( itN->next() );
gp_XYZ aXYZ( node->X(), node->Y(), node->Z() );
aXYZ.Coord( coord[0], coord[1], coord[2] );
bool isOnAxis = ( aLine.SquareDistance( aXYZ ) <= aSqTol );
+ // check if a node has been already sweeped
TNodeOfNodeListMapItr nIt =
mapNewNodes.insert( make_pair( node, list<const SMDS_MeshNode*>() )).first;
list<const SMDS_MeshNode*>& listNewNodes = nIt->second;
groupPostfix = "transformed";
}
- SMESH_MeshEditor targetMeshEditor( theTargetMesh );
SMESHDS_Mesh* aTgtMesh = theTargetMesh ? theTargetMesh->GetMeshDS() : 0;
SMESHDS_Mesh* aMesh = GetMeshDS();
+ SMESH_MeshEditor targetMeshEditor( theTargetMesh );
+ SMESH_MeshEditor* editor = theTargetMesh ? & targetMeshEditor : theCopy ? this : 0;
+ SMESH_MeshEditor::ElemFeatures elemType;
// map old node to new one
TNodeNodeMap nodeMap;
// loop on elements to transform nodes : first orphan nodes then elems
TIDSortedElemSet::iterator itElem;
- TIDSortedElemSet *elements[] = {&orphanNode, &theElems };
+ TIDSortedElemSet *elements[] = { &orphanNode, &theElems };
for (int i=0; i<2; i++)
- for ( itElem = elements[i]->begin(); itElem != elements[i]->end(); itElem++ ) {
- const SMDS_MeshElement* elem = *itElem;
- if ( !elem )
- continue;
-
- // loop on elem nodes
- SMDS_ElemIteratorPtr itN = elem->nodesIterator();
- while ( itN->more() ) {
-
- const SMDS_MeshNode* node = cast2Node( itN->next() );
- // check if a node has been already transformed
- pair<TNodeNodeMap::iterator,bool> n2n_isnew =
- nodeMap.insert( make_pair ( node, node ));
- if ( !n2n_isnew.second )
+ for ( itElem = elements[i]->begin(); itElem != elements[i]->end(); itElem++ )
+ {
+ const SMDS_MeshElement* elem = *itElem;
+ if ( !elem )
continue;
+ // loop on elem nodes
double coord[3];
- coord[0] = node->X();
- coord[1] = node->Y();
- coord[2] = node->Z();
- theTrsf.Transforms( coord[0], coord[1], coord[2] );
- if ( theTargetMesh ) {
- const SMDS_MeshNode * newNode = aTgtMesh->AddNode( coord[0], coord[1], coord[2] );
- n2n_isnew.first->second = newNode;
- myLastCreatedNodes.Append(newNode);
- srcNodes.Append( node );
- }
- else if ( theCopy ) {
- const SMDS_MeshNode * newNode = aMesh->AddNode( coord[0], coord[1], coord[2] );
- n2n_isnew.first->second = newNode;
- myLastCreatedNodes.Append(newNode);
- srcNodes.Append( node );
- }
- else {
- aMesh->MoveNode( node, coord[0], coord[1], coord[2] );
- // node position on shape becomes invalid
- const_cast< SMDS_MeshNode* > ( node )->SetPosition
- ( SMDS_SpacePosition::originSpacePosition() );
- }
+ SMDS_ElemIteratorPtr itN = elem->nodesIterator();
+ while ( itN->more() )
+ {
+ const SMDS_MeshNode* node = cast2Node( itN->next() );
+ // check if a node has been already transformed
+ pair<TNodeNodeMap::iterator,bool> n2n_isnew =
+ nodeMap.insert( make_pair ( node, node ));
+ if ( !n2n_isnew.second )
+ continue;
- // keep inverse elements
- if ( !theCopy && !theTargetMesh && needReverse ) {
- SMDS_ElemIteratorPtr invElemIt = node->GetInverseElementIterator();
- while ( invElemIt->more() ) {
- const SMDS_MeshElement* iel = invElemIt->next();
- inverseElemSet.insert( iel );
+ node->GetXYZ( coord );
+ theTrsf.Transforms( coord[0], coord[1], coord[2] );
+ if ( theTargetMesh ) {
+ const SMDS_MeshNode * newNode = aTgtMesh->AddNode( coord[0], coord[1], coord[2] );
+ n2n_isnew.first->second = newNode;
+ myLastCreatedNodes.Append(newNode);
+ srcNodes.Append( node );
+ }
+ else if ( theCopy ) {
+ const SMDS_MeshNode * newNode = aMesh->AddNode( coord[0], coord[1], coord[2] );
+ n2n_isnew.first->second = newNode;
+ myLastCreatedNodes.Append(newNode);
+ srcNodes.Append( node );
+ }
+ else {
+ aMesh->MoveNode( node, coord[0], coord[1], coord[2] );
+ // node position on shape becomes invalid
+ const_cast< SMDS_MeshNode* > ( node )->SetPosition
+ ( SMDS_SpacePosition::originSpacePosition() );
+ }
+
+ // keep inverse elements
+ if ( !theCopy && !theTargetMesh && needReverse ) {
+ SMDS_ElemIteratorPtr invElemIt = node->GetInverseElementIterator();
+ while ( invElemIt->more() ) {
+ const SMDS_MeshElement* iel = invElemIt->next();
+ inverseElemSet.insert( iel );
+ }
}
}
- }
- }
+ } // loop on elems in { &orphanNode, &theElems };
// either create new elements or reverse mirrored ones
if ( !theCopy && !needReverse && !theTargetMesh )
return PGroupIDs();
- TIDSortedElemSet::iterator invElemIt = inverseElemSet.begin();
- for ( ; invElemIt != inverseElemSet.end(); invElemIt++ )
- theElems.insert( *invElemIt );
+ theElems.insert( inverseElemSet.begin(),inverseElemSet.end() );
// Replicate or reverse elements
std::vector<int> iForw;
+ vector<const SMDS_MeshNode*> nodes;
for ( itElem = theElems.begin(); itElem != theElems.end(); itElem++ )
{
const SMDS_MeshElement* elem = *itElem;
int nbNodes = elem->NbNodes();
if ( geomType == SMDSGeom_NONE ) continue; // node
- switch ( geomType ) {
+ nodes.resize( nbNodes );
- case SMDSGeom_POLYGON: // ---------------------- polygon
+ if ( geomType == SMDSGeom_POLYHEDRA ) // ------------------ polyhedral volume
+ {
+ const SMDS_VtkVolume* aPolyedre = dynamic_cast<const SMDS_VtkVolume*>( elem );
+ if (!aPolyedre)
+ continue;
+ nodes.clear();
+ bool allTransformed = true;
+ int nbFaces = aPolyedre->NbFaces();
+ for (int iface = 1; iface <= nbFaces && allTransformed; iface++)
{
- vector<const SMDS_MeshNode*> poly_nodes (nbNodes);
- int iNode = 0;
- SMDS_ElemIteratorPtr itN = elem->nodesIterator();
- while (itN->more()) {
- const SMDS_MeshNode* node =
- static_cast<const SMDS_MeshNode*>(itN->next());
+ int nbFaceNodes = aPolyedre->NbFaceNodes(iface);
+ for (int inode = 1; inode <= nbFaceNodes && allTransformed; inode++)
+ {
+ const SMDS_MeshNode* node = aPolyedre->GetFaceNode(iface, inode);
TNodeNodeMap::iterator nodeMapIt = nodeMap.find(node);
- if (nodeMapIt == nodeMap.end())
- break; // not all nodes transformed
- if (needReverse) {
- // reverse mirrored faces and volumes
- poly_nodes[nbNodes - iNode - 1] = (*nodeMapIt).second;
- } else {
- poly_nodes[iNode] = (*nodeMapIt).second;
- }
- iNode++;
- }
- if ( iNode != nbNodes )
- continue; // not all nodes transformed
-
- if ( theTargetMesh ) {
- myLastCreatedElems.Append(aTgtMesh->AddPolygonalFace(poly_nodes));
- srcElems.Append( elem );
- }
- else if ( theCopy ) {
- myLastCreatedElems.Append(aMesh->AddPolygonalFace(poly_nodes));
- srcElems.Append( elem );
- }
- else {
- aMesh->ChangePolygonNodes(elem, poly_nodes);
- }
- }
- break;
-
- case SMDSGeom_POLYHEDRA: // ------------------ polyhedral volume
- {
- const SMDS_VtkVolume* aPolyedre =
- dynamic_cast<const SMDS_VtkVolume*>( elem );
- if (!aPolyedre) {
- MESSAGE("Warning: bad volumic element");
- continue;
- }
-
- vector<const SMDS_MeshNode*> poly_nodes; poly_nodes.reserve( nbNodes );
- vector<int> quantities; quantities.reserve( nbNodes );
-
- bool allTransformed = true;
- int nbFaces = aPolyedre->NbFaces();
- for (int iface = 1; iface <= nbFaces && allTransformed; iface++) {
- int nbFaceNodes = aPolyedre->NbFaceNodes(iface);
- for (int inode = 1; inode <= nbFaceNodes && allTransformed; inode++) {
- const SMDS_MeshNode* node = aPolyedre->GetFaceNode(iface, inode);
- TNodeNodeMap::iterator nodeMapIt = nodeMap.find(node);
- if (nodeMapIt == nodeMap.end()) {
- allTransformed = false; // not all nodes transformed
- } else {
- poly_nodes.push_back((*nodeMapIt).second);
- }
- if ( needReverse && allTransformed )
- std::reverse( poly_nodes.end() - nbFaceNodes, poly_nodes.end() );
- }
- quantities.push_back(nbFaceNodes);
- }
- if ( !allTransformed )
- continue; // not all nodes transformed
-
- if ( theTargetMesh ) {
- myLastCreatedElems.Append(aTgtMesh->AddPolyhedralVolume(poly_nodes, quantities));
- srcElems.Append( elem );
- }
- else if ( theCopy ) {
- myLastCreatedElems.Append(aMesh->AddPolyhedralVolume(poly_nodes, quantities));
- srcElems.Append( elem );
- }
- else {
- aMesh->ChangePolyhedronNodes(elem, poly_nodes, quantities);
- }
- }
- break;
-
- case SMDSGeom_BALL: // -------------------- Ball
- {
- if ( !theCopy && !theTargetMesh ) continue;
-
- TNodeNodeMap::iterator nodeMapIt = nodeMap.find( elem->GetNode(0) );
- if (nodeMapIt == nodeMap.end())
- continue; // not all nodes transformed
-
- double diameter = static_cast<const SMDS_BallElement*>(elem)->GetDiameter();
- if ( theTargetMesh ) {
- myLastCreatedElems.Append(aTgtMesh->AddBall( nodeMapIt->second, diameter ));
- srcElems.Append( elem );
- }
- else {
- myLastCreatedElems.Append(aMesh->AddBall( nodeMapIt->second, diameter ));
- srcElems.Append( elem );
+ if ( nodeMapIt == nodeMap.end() )
+ allTransformed = false; // not all nodes transformed
+ else
+ nodes.push_back((*nodeMapIt).second);
}
+ if ( needReverse && allTransformed )
+ std::reverse( nodes.end() - nbFaceNodes, nodes.end() );
}
- break;
-
- default: // ----------------------- Regular elements
-
+ if ( !allTransformed )
+ continue; // not all nodes transformed
+ }
+ else // ----------------------- the rest element types
+ {
while ( iForw.size() < nbNodes ) iForw.push_back( iForw.size() );
- const std::vector<int>& iRev = SMDS_MeshCell::reverseSmdsOrder( elem->GetEntityType() );
- const std::vector<int>& i = needReverse ? iRev : iForw;
+ const vector<int>& iRev = SMDS_MeshCell::reverseSmdsOrder( elem->GetEntityType(), nbNodes );
+ const vector<int>& i = needReverse ? iRev : iForw;
// find transformed nodes
- vector<const SMDS_MeshNode*> nodes(nbNodes);
int iNode = 0;
SMDS_ElemIteratorPtr itN = elem->nodesIterator();
while ( itN->more() ) {
- const SMDS_MeshNode* node =
- static_cast<const SMDS_MeshNode*>( itN->next() );
+ const SMDS_MeshNode* node = static_cast<const SMDS_MeshNode*>( itN->next() );
TNodeNodeMap::iterator nodeMapIt = nodeMap.find( node );
if ( nodeMapIt == nodeMap.end() )
break; // not all nodes transformed
}
if ( iNode != nbNodes )
continue; // not all nodes transformed
+ }
- if ( theTargetMesh ) {
- if ( SMDS_MeshElement* copy =
- targetMeshEditor.AddElement( nodes, elem->GetType(), elem->IsPoly() )) {
- myLastCreatedElems.Append( copy );
- srcElems.Append( elem );
- }
- }
- else if ( theCopy ) {
- if ( AddElement( nodes, elem->GetType(), elem->IsPoly() ))
- srcElems.Append( elem );
- }
- else {
- // reverse element as it was reversed by transformation
- if ( nbNodes > 2 )
- aMesh->ChangeElementNodes( elem, &nodes[0], nbNodes );
- }
- } // switch ( geomType )
+ if ( editor ) {
+ // copy in this or a new mesh
+ if ( editor->AddElement( nodes, elemType.Init( elem, /*basicOnly=*/false )))
+ srcElems.Append( elem );
+ }
+ else {
+ // reverse element as it was reversed by transformation
+ if ( nbNodes > 2 )
+ aMesh->ChangeElementNodes( elem, &nodes[0], nbNodes );
+ }
} // loop on elements
+ if ( editor && editor != this )
+ myLastCreatedElems = editor->myLastCreatedElems;
+
PGroupIDs newGroupIDs;
if ( ( theMakeGroups && theCopy ) ||
//================================================================================
/*!
- * \brief Return list of group of nodes close to each other within theTolerance
- * Search among theNodes or in the whole mesh if theNodes is empty using
- * an Octree algorithm
+ * * \brief Return list of group of nodes close to each other within theTolerance
+ * * Search among theNodes or in the whole mesh if theNodes is empty using
+ * * an Octree algorithm
+ * \param [in,out] theNodes - the nodes to treat
+ * \param [in] theTolerance - the tolerance
+ * \param [out] theGroupsOfNodes - the result groups of coincident nodes
+ * \param [in] theSeparateCornersAndMedium - if \c true, in quadratic mesh puts
+ * corner and medium nodes in separate groups
*/
//================================================================================
void SMESH_MeshEditor::FindCoincidentNodes (TIDSortedNodeSet & theNodes,
const double theTolerance,
- TListOfListOfNodes & theGroupsOfNodes)
+ TListOfListOfNodes & theGroupsOfNodes,
+ bool theSeparateCornersAndMedium)
{
myLastCreatedElems.Clear();
myLastCreatedNodes.Clear();
- if ( theNodes.empty() )
- { // get all nodes in the mesh
+ if ( myMesh->NbEdges ( ORDER_QUADRATIC ) +
+ myMesh->NbFaces ( ORDER_QUADRATIC ) +
+ myMesh->NbVolumes( ORDER_QUADRATIC ) == 0 )
+ theSeparateCornersAndMedium = false;
+
+ TIDSortedNodeSet& corners = theNodes;
+ TIDSortedNodeSet medium;
+
+ if ( theNodes.empty() ) // get all nodes in the mesh
+ {
+ TIDSortedNodeSet* nodes[2] = { &corners, &medium };
SMDS_NodeIteratorPtr nIt = GetMeshDS()->nodesIterator(/*idInceasingOrder=*/true);
- while ( nIt->more() )
- theNodes.insert( theNodes.end(),nIt->next());
+ if ( theSeparateCornersAndMedium )
+ while ( nIt->more() )
+ {
+ const SMDS_MeshNode* n = nIt->next();
+ TIDSortedNodeSet* & nodeSet = nodes[ SMESH_MesherHelper::IsMedium( n )];
+ nodeSet->insert( nodeSet->end(), n );
+ }
+ else
+ while ( nIt->more() )
+ theNodes.insert( theNodes.end(),nIt->next() );
+ }
+ else if ( theSeparateCornersAndMedium ) // separate corners from medium nodes
+ {
+ TIDSortedNodeSet::iterator nIt = corners.begin();
+ while ( nIt != corners.end() )
+ if ( SMESH_MesherHelper::IsMedium( *nIt ))
+ {
+ medium.insert( medium.end(), *nIt );
+ corners.erase( nIt++ );
+ }
+ else
+ {
+ ++nIt;
+ }
}
- SMESH_OctreeNode::FindCoincidentNodes ( theNodes, &theGroupsOfNodes, theTolerance);
+ if ( !corners.empty() )
+ SMESH_OctreeNode::FindCoincidentNodes ( corners, &theGroupsOfNodes, theTolerance );
+ if ( !medium.empty() )
+ SMESH_OctreeNode::FindCoincidentNodes ( medium, &theGroupsOfNodes, theTolerance );
}
//=======================================================================
//function : SimplifyFace
-//purpose :
+//purpose : split a chain of nodes into several closed chains
//=======================================================================
int SMESH_MeshEditor::SimplifyFace (const vector<const SMDS_MeshNode *>& faceNodes,
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();
}
// Change element nodes or remove an element
+ set<const SMDS_MeshNode*> nodeSet;
+ vector< const SMDS_MeshNode*> curNodes, uniqueNodes;
+ vector<int> iRepl;
+ ElemFeatures elemType;
+
set<const SMDS_MeshElement*>::iterator eIt = elems.begin();
- for ( ; eIt != elems.end(); eIt++ ) {
+ for ( ; eIt != elems.end(); eIt++ )
+ {
const SMDS_MeshElement* elem = *eIt;
- //MESSAGE(" ---- inverse elem on node to remove " << elem->GetID());
int nbNodes = elem->NbNodes();
int aShapeId = FindShape( elem );
- set<const SMDS_MeshNode*> nodeSet;
- vector< const SMDS_MeshNode*> curNodes( nbNodes ), uniqueNodes( nbNodes );
+ nodeSet.clear();
+ curNodes.resize( nbNodes );
+ uniqueNodes.resize( nbNodes );
+ iRepl.resize( nbNodes );
int iUnique = 0, iCur = 0, nbRepl = 0;
- vector<int> iRepl( nbNodes );
// get new seq of nodes
SMDS_ElemIteratorPtr itN = elem->nodesIterator();
- while ( itN->more() ) {
- const SMDS_MeshNode* n =
- static_cast<const SMDS_MeshNode*>( itN->next() );
+ while ( itN->more() )
+ {
+ const SMDS_MeshNode* n = static_cast<const SMDS_MeshNode*>( itN->next() );
TNodeNodeMap::iterator nnIt = nodeNodeMap.find( n );
if ( nnIt != nodeNodeMap.end() ) { // n sticks
n = (*nnIt).second;
- // BUG 0020185: begin
- {
+ { ////////// BUG 0020185: begin
bool stopRecur = false;
set<const SMDS_MeshNode*> nodesRecur;
nodesRecur.insert(n);
else
stopRecur = true;
}
- }
- // BUG 0020185: end
+ } ////////// BUG 0020185: end
}
curNodes[ iCur ] = n;
bool isUnique = nodeSet.insert( n ).second;
bool isOk = true;
int nbUniqueNodes = nodeSet.size();
- //MESSAGE("nbNodes nbUniqueNodes " << nbNodes << " " << nbUniqueNodes);
- if ( nbNodes != nbUniqueNodes ) { // some nodes stick
- // Polygons and Polyhedral volumes
- if (elem->IsPoly()) {
-
- if (elem->GetType() == SMDSAbs_Face) {
- // Polygon
- vector<const SMDS_MeshNode *> face_nodes (nbNodes);
- int inode = 0;
- for (; inode < nbNodes; inode++) {
- face_nodes[inode] = curNodes[inode];
- }
+ if ( nbNodes != nbUniqueNodes ) // some nodes stick
+ {
+ if (elem->IsPoly()) // Polygons and Polyhedral volumes
+ {
+ if (elem->GetType() == SMDSAbs_Face) // Polygon
+ {
+ elemType.Init( elem );
+ const bool isQuad = elemType.myIsQuad;
+ if ( isQuad )
+ SMDS_MeshCell::applyInterlace // interlace medium and corner nodes
+ ( SMDS_MeshCell::interlacedSmdsOrder( SMDSEntity_Quad_Polygon, nbNodes ), curNodes );
+ // a polygon can divide into several elements
vector<const SMDS_MeshNode *> polygons_nodes;
vector<int> quantities;
- int nbNew = SimplifyFace(face_nodes, polygons_nodes, quantities);
- if (nbNew > 0) {
- inode = 0;
- for (int iface = 0; iface < nbNew; iface++) {
- int nbNodes = quantities[iface];
- vector<const SMDS_MeshNode *> poly_nodes (nbNodes);
- for (int ii = 0; ii < nbNodes; ii++, inode++) {
- poly_nodes[ii] = polygons_nodes[inode];
+ int nbNew = SimplifyFace( curNodes, polygons_nodes, quantities );
+ if (nbNew > 0)
+ {
+ vector<const SMDS_MeshNode *> face_nodes;
+ int inode = 0;
+ for (int iface = 0; iface < nbNew; iface++)
+ {
+ int nbNewNodes = quantities[iface];
+ face_nodes.assign( polygons_nodes.begin() + inode,
+ polygons_nodes.begin() + inode + nbNewNodes );
+ inode += nbNewNodes;
+ if ( isQuad ) // check if a result elem is a valid quadratic polygon
+ {
+ bool isValid = ( nbNewNodes % 2 == 0 );
+ for ( int i = 0; i < nbNewNodes && isValid; ++i )
+ isValid = ( elem->IsMediumNode( face_nodes[i]) == bool( i % 2 ));
+ elemType.SetQuad( isValid );
+ if ( isValid ) // put medium nodes after corners
+ SMDS_MeshCell::applyInterlaceRev
+ ( SMDS_MeshCell::interlacedSmdsOrder( SMDSEntity_Quad_Polygon,
+ nbNewNodes ), face_nodes );
}
- SMDS_MeshElement* newElem = aMesh->AddPolygonalFace(poly_nodes);
- myLastCreatedElems.Append(newElem);
- if (aShapeId)
+ elemType.SetPoly(( nbNewNodes / ( elemType.myIsQuad + 1 ) > 4 ));
+
+ SMDS_MeshElement* newElem = AddElement( face_nodes, elemType );
+ if ( aShapeId )
aMesh->SetMeshElementOnShape(newElem, aShapeId);
}
-
- MESSAGE("ChangeElementNodes MergeNodes Polygon");
- //aMesh->ChangeElementNodes(elem, &polygons_nodes[inode], quantities[nbNew - 1]);
- vector<const SMDS_MeshNode *> polynodes(polygons_nodes.begin()+inode,polygons_nodes.end());
- int quid =0;
- if (nbNew > 0) quid = nbNew - 1;
- vector<int> newquant(quantities.begin()+quid, quantities.end());
- const SMDS_MeshElement* newElem = 0;
- newElem = aMesh->AddPolyhedralVolume(polynodes, newquant);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
- rmElemIds.push_back(elem->GetID());
- }
- else {
- rmElemIds.push_back(elem->GetID());
}
+ rmElemIds.push_back(elem->GetID());
- }
- else if (elem->GetType() == SMDSAbs_Volume) {
- // Polyhedral volume
+ } // Polygon
+
+ else if (elem->GetType() == SMDSAbs_Volume) // Polyhedral volume
+ {
if (nbUniqueNodes < 4) {
rmElemIds.push_back(elem->GetID());
}
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)
- {
- MESSAGE("ChangeElementNodes MergeNodes Polyhedron");
- //aMesh->ChangePolyhedronNodes(elem, poly_nodes, quantities);
- const SMDS_MeshElement* newElem = 0;
- newElem = aMesh->AddPolyhedralVolume(poly_nodes, quantities);
- myLastCreatedElems.Append(newElem);
- if ( aShapeId && newElem )
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
- rmElemIds.push_back(elem->GetID());
- }
+ {
+ const SMDS_MeshElement* newElem =
+ aMesh->AddPolyhedralVolume(poly_nodes, quantities);
+ myLastCreatedElems.Append(newElem);
+ if ( aShapeId && newElem )
+ aMesh->SetMeshElementOnShape( newElem, aShapeId );
+ rmElemIds.push_back(elem->GetID());
+ }
}
else {
rmElemIds.push_back(elem->GetID());
} // if ( nbNodes != nbUniqueNodes ) // some nodes stick
- if ( isOk ) { // the elem remains valid after sticking nodes
- if (elem->IsPoly() && elem->GetType() == SMDSAbs_Volume)
- {
- // Change nodes of polyedre
- const SMDS_VtkVolume* aPolyedre =
- dynamic_cast<const SMDS_VtkVolume*>( elem );
- if (aPolyedre) {
- int nbFaces = aPolyedre->NbFaces();
-
- vector<const SMDS_MeshNode *> poly_nodes;
- vector<int> quantities (nbFaces);
-
- for (int iface = 1; iface <= nbFaces; iface++) {
- int inode, nbFaceNodes = aPolyedre->NbFaceNodes(iface);
- quantities[iface - 1] = nbFaceNodes;
-
- for (inode = 1; inode <= nbFaceNodes; inode++) {
- const SMDS_MeshNode* curNode = aPolyedre->GetFaceNode(iface, inode);
-
- TNodeNodeMap::iterator nnIt = nodeNodeMap.find( curNode );
- if (nnIt != nodeNodeMap.end()) { // curNode sticks
- curNode = (*nnIt).second;
- }
- poly_nodes.push_back(curNode);
- }
- }
- aMesh->ChangePolyhedronNodes( elem, poly_nodes, quantities );
- }
- }
- else // replace non-polyhedron elements
- {
- const SMDSAbs_ElementType etyp = elem->GetType();
- const int elemId = elem->GetID();
- const bool isPoly = (elem->GetEntityType() == SMDSEntity_Polygon);
- uniqueNodes.resize(nbUniqueNodes);
+ if ( isOk ) // the non-poly elem remains valid after sticking nodes
+ {
+ elemType.Init( elem ).SetID( elem->GetID() );
- SMESHDS_SubMesh * sm = aShapeId > 0 ? aMesh->MeshElements(aShapeId) : 0;
+ SMESHDS_SubMesh * sm = aShapeId > 0 ? aMesh->MeshElements(aShapeId) : 0;
+ aMesh->RemoveFreeElement(elem, sm, /*fromGroups=*/false);
- aMesh->RemoveFreeElement(elem, sm, /*fromGroups=*/false);
- SMDS_MeshElement* newElem = this->AddElement(uniqueNodes, etyp, isPoly, elemId);
- if ( sm && newElem )
- sm->AddElement( newElem );
- if ( elem != newElem )
- ReplaceElemInGroups( elem, newElem, aMesh );
- }
+ uniqueNodes.resize(nbUniqueNodes);
+ SMDS_MeshElement* newElem = this->AddElement( uniqueNodes, elemType );
+ if ( sm && newElem )
+ sm->AddElement( newElem );
+ if ( elem != newElem )
+ ReplaceElemInGroups( elem, newElem, aMesh );
}
else {
// Remove invalid regular element or invalid polygon
Remove( rmElemIds, false );
Remove( rmNodeIds, true );
+ return;
}
{ // get all elements in the mesh
SMDS_ElemIteratorPtr eIt = GetMeshDS()->elementsIterator();
while ( eIt->more() )
- theElements.insert( theElements.end(), eIt->next());
+ theElements.insert( theElements.end(), eIt->next() );
}
vector< TGroupOfElems > arrayOfGroups;
TMapOfNodeSet mapOfNodeSet;
TIDSortedElemSet::iterator elemIt = theElements.begin();
- for ( int i = 0, j=0; elemIt != theElements.end(); ++elemIt, ++j ) {
+ for ( int i = 0; elemIt != theElements.end(); ++elemIt )
+ {
const SMDS_MeshElement* curElem = *elemIt;
SortableElement SE(curElem);
- int ind = -1;
// check uniqueness
pair< TMapOfNodeSet::iterator, bool> pp = mapOfNodeSet.insert(make_pair(SE, i));
- if( !(pp.second) ) {
+ if ( !pp.second ) { // one more coincident elem
TMapOfNodeSet::iterator& itSE = pp.first;
- ind = (*itSE).second;
- arrayOfGroups[ind].push_back(curElem->GetID());
+ int ind = (*itSE).second;
+ arrayOfGroups[ind].push_back( curElem->GetID() );
}
else {
- groupOfElems.clear();
- groupOfElems.push_back(curElem->GetID());
- arrayOfGroups.push_back(groupOfElems);
+ arrayOfGroups.push_back( groupOfElems );
+ arrayOfGroups.back().push_back( curElem->GetID() );
i++;
}
}
+ groupOfElems.clear();
vector< TGroupOfElems >::iterator groupIt = arrayOfGroups.begin();
- for ( ; groupIt != arrayOfGroups.end(); ++groupIt ) {
- groupOfElems = *groupIt;
- if ( groupOfElems.size() > 1 ) {
- groupOfElems.sort();
- theGroupsOfElementsID.push_back(groupOfElems);
+ for ( ; groupIt != arrayOfGroups.end(); ++groupIt )
+ {
+ if ( groupIt->size() > 1 ) {
+ //groupOfElems.sort(); -- theElements is sorted already
+ theGroupsOfElementsID.push_back( groupOfElems );
+ theGroupsOfElementsID.back().splice( theGroupsOfElementsID.back().end(), *groupIt );
}
}
}
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 );
}
}
//=======================================================================
/*!
- * \brief Convert elements contained in a submesh to quadratic
+ * \brief Convert elements contained in a sub-mesh to quadratic
* \return int - nb of checked elements
*/
//=======================================================================
{
int nbElem = 0;
SMESHDS_Mesh* meshDS = GetMeshDS();
+ ElemFeatures elemType;
+ vector<const SMDS_MeshNode *> nodes;
while( theItr->more() )
{
nbElem++;
if( elem && elem->IsQuadratic())
{
- int id = elem->GetID();
- int nbCornerNodes = elem->NbCornerNodes();
- SMDSAbs_ElementType aType = elem->GetType();
+ // get elem data
+ int nbCornerNodes = elem->NbCornerNodes();
+ nodes.assign( elem->begin_nodes(), elem->end_nodes() );
- vector<const SMDS_MeshNode *> nodes( elem->begin_nodes(), elem->end_nodes() );
+ elemType.Init( elem, /*basicOnly=*/false ).SetID( elem->GetID() ).SetQuad( false );
//remove a quadratic element
if ( !theSm || !theSm->Contains( elem ))
meshDS->RemoveFreeElement( elem, theSm, /*fromGroups=*/false );
// remove medium nodes
- for ( unsigned i = nbCornerNodes; i < nodes.size(); ++i )
+ for ( size_t i = nbCornerNodes; i < nodes.size(); ++i )
if ( nodes[i]->NbInverseElements() == 0 )
meshDS->RemoveFreeNode( nodes[i], theSm );
// add a linear element
nodes.resize( nbCornerNodes );
- SMDS_MeshElement * newElem = AddElement( nodes, aType, false, id );
+ SMDS_MeshElement * newElem = AddElement( nodes, elemType );
ReplaceElemInGroups(elem, newElem, meshDS);
if( theSm && newElem )
theSm->AddElement( newElem );
if ( aResult != SEW_OK)
return aResult;
- list< int > nodeIDsToRemove/*, elemIDsToRemove*/;
+ list< int > nodeIDsToRemove;
+ vector< const SMDS_MeshNode*> nodes;
+ ElemFeatures elemType;
+
// loop on nodes replacement map
TNodeNodeMap::iterator nReplaceMapIt = nReplaceMap.begin(), nnIt;
for ( ; nReplaceMapIt != nReplaceMap.end(); nReplaceMapIt++ )
- if ( (*nReplaceMapIt).first != (*nReplaceMapIt).second ) {
+ if ( (*nReplaceMapIt).first != (*nReplaceMapIt).second )
+ {
const SMDS_MeshNode* nToRemove = (*nReplaceMapIt).first;
nodeIDsToRemove.push_back( nToRemove->GetID() );
// loop on elements sharing nToRemove
const SMDS_MeshElement* e = invElemIt->next();
// get a new suite of nodes: make replacement
int nbReplaced = 0, i = 0, nbNodes = e->NbNodes();
- vector< const SMDS_MeshNode*> nodes( nbNodes );
+ nodes.resize( nbNodes );
SMDS_ElemIteratorPtr nIt = e->nodesIterator();
while ( nIt->more() ) {
- const SMDS_MeshNode* n =
- static_cast<const SMDS_MeshNode*>( nIt->next() );
+ const SMDS_MeshNode* n = static_cast<const SMDS_MeshNode*>( nIt->next() );
nnIt = nReplaceMap.find( n );
if ( nnIt != nReplaceMap.end() ) {
nbReplaced++;
// elemIDsToRemove.push_back( e->GetID() );
// else
if ( nbReplaced )
+ {
+ elemType.Init( e, /*basicOnly=*/false ).SetID( e->GetID() );
+ aMesh->RemoveElement( e );
+
+ if ( SMDS_MeshElement* newElem = this->AddElement( nodes, elemType ))
{
- SMDSAbs_ElementType etyp = e->GetType();
- SMDS_MeshElement* newElem = this->AddElement(nodes, etyp, false);
- if (newElem)
- {
- myLastCreatedElems.Append(newElem);
- AddToSameGroups(newElem, e, aMesh);
- int aShapeId = e->getshapeId();
- if ( aShapeId )
- {
- aMesh->SetMeshElementOnShape( newElem, aShapeId );
- }
- }
- aMesh->RemoveElement(e);
+ AddToSameGroups( newElem, e, aMesh );
+ if ( int aShapeId = e->getshapeId() )
+ aMesh->SetMeshElementOnShape( newElem, aShapeId );
}
+ }
}
}
// duplicate elements
- if ( type == SMDSAbs_Ball )
- {
- SMDS_UnstructuredGrid* vtkGrid = mesh->getGrid();
- while ( elemIt->more() )
- {
- const SMDS_MeshElement* elem = elemIt->next();
- if ( elem->GetType() != SMDSAbs_Ball )
- continue;
- if (( elem = mesh->AddBall( elem->GetNode(0),
- vtkGrid->GetBallDiameter( elem->getVtkId() ))))
- myLastCreatedElems.Append( elem );
- }
- }
- else
+ ElemFeatures elemType;
+
+ vector< const SMDS_MeshNode* > nodes;
+ while ( elemIt->more() )
{
- vector< const SMDS_MeshNode* > nodes;
- while ( elemIt->more() )
- {
- const SMDS_MeshElement* elem = elemIt->next();
- if ( elem->GetType() != type )
- continue;
+ const SMDS_MeshElement* elem = elemIt->next();
+ if ( elem->GetType() != type )
+ continue;
- nodes.assign( elem->begin_nodes(), elem->end_nodes() );
+ elemType.Init( elem, /*basicOnly=*/false );
+ nodes.assign( elem->begin_nodes(), elem->end_nodes() );
- if ( type == SMDSAbs_Volume && elem->GetVtkType() == VTK_POLYHEDRON )
- {
- std::vector<int> quantities =
- static_cast< const SMDS_VtkVolume* >( elem )->GetQuantities();
- elem = mesh->AddPolyhedralVolume( nodes, quantities );
- }
- else
- {
- AddElement( nodes, type, elem->IsPoly() );
- elem = 0; // myLastCreatedElems is already filled
- }
- if ( elem )
- myLastCreatedElems.Append( elem );
- }
+ AddElement( nodes, elemType );
}
}
return false;
bool res = false;
- std::map< const SMDS_MeshNode*, const SMDS_MeshNode* > anOldNodeToNewNode;
+ TNodeNodeMap anOldNodeToNewNode;
// duplicate elements and nodes
res = doubleNodes( aMeshDS, theElems, theNodesNot, anOldNodeToNewNode, true );
// replce nodes by duplications
*/
//================================================================================
-bool SMESH_MeshEditor::doubleNodes( SMESHDS_Mesh* theMeshDS,
- const TIDSortedElemSet& theElems,
- const TIDSortedElemSet& theNodesNot,
- std::map< const SMDS_MeshNode*,
- const SMDS_MeshNode* >& theNodeNodeMap,
- const bool theIsDoubleElem )
+bool SMESH_MeshEditor::doubleNodes(SMESHDS_Mesh* theMeshDS,
+ const TIDSortedElemSet& theElems,
+ const TIDSortedElemSet& theNodesNot,
+ TNodeNodeMap& theNodeNodeMap,
+ const bool theIsDoubleElem )
{
MESSAGE("doubleNodes");
- // iterate on through element and duplicate them (by nodes duplication)
+ // iterate through element and duplicate them (by nodes duplication)
bool res = false;
+ std::vector<const SMDS_MeshNode*> newNodes;
+ ElemFeatures elemType;
+
TIDSortedElemSet::const_iterator elemItr = theElems.begin();
for ( ; elemItr != theElems.end(); ++elemItr )
{
if (!anElem)
continue;
- bool isDuplicate = false;
// duplicate nodes to duplicate element
- std::vector<const SMDS_MeshNode*> newNodes( anElem->NbNodes() );
+ bool isDuplicate = false;
+ newNodes.resize( anElem->NbNodes() );
SMDS_ElemIteratorPtr anIter = anElem->nodesIterator();
int ind = 0;
while ( anIter->more() )
{
-
- SMDS_MeshNode* aCurrNode = (SMDS_MeshNode*)anIter->next();
- SMDS_MeshNode* aNewNode = aCurrNode;
- if ( theNodeNodeMap.find( aCurrNode ) != theNodeNodeMap.end() )
- aNewNode = (SMDS_MeshNode*)theNodeNodeMap[ aCurrNode ];
- else if ( theIsDoubleElem && theNodesNot.find( aCurrNode ) == theNodesNot.end() )
+ const SMDS_MeshNode* aCurrNode = static_cast<const SMDS_MeshNode*>( anIter->next() );
+ const SMDS_MeshNode* aNewNode = aCurrNode;
+ TNodeNodeMap::iterator n2n = theNodeNodeMap.find( aCurrNode );
+ if ( n2n != theNodeNodeMap.end() )
+ {
+ aNewNode = n2n->second;
+ }
+ else if ( theIsDoubleElem && !theNodesNot.count( aCurrNode ))
{
// duplicate node
aNewNode = theMeshDS->AddNode( aCurrNode->X(), aCurrNode->Y(), aCurrNode->Z() );
continue;
if ( theIsDoubleElem )
- AddElement(newNodes, anElem->GetType(), anElem->IsPoly());
+ AddElement( newNodes, elemType.Init( anElem, /*basicOnly=*/false ));
else
- theMeshDS->ChangeElementNodes( anElem, &newNodes[ 0 ], anElem->NbNodes() );
+ theMeshDS->ChangeElementNodes( anElem, &newNodes[ 0 ], newNodes.size() );
res = true;
}
SMESHDS_Mesh* aMesh = GetMeshDS();
if (!aMesh)
return false;
- //bool res = false;
+
+ ElemFeatures faceType( SMDSAbs_Face );
int nbFree = 0, nbExisted = 0, nbCreated = 0;
SMDS_VolumeIteratorPtr vIt = aMesh->volumesIterator();
while(vIt->more())
const SMDS_MeshVolume* volume = vIt->next();
SMDS_VolumeTool vTool( volume, /*ignoreCentralNodes=*/false );
vTool.SetExternalNormal();
- //const bool isPoly = volume->IsPoly();
const int iQuad = volume->IsQuadratic();
+ faceType.SetQuad( iQuad );
for ( int iface = 0, n = vTool.NbFaces(); iface < n; iface++ )
{
if (!vTool.IsFreeFace(iface))
int inode = 0;
for ( ; inode < nbFaceNodes; inode += iQuad+1)
nodes.push_back(faceNodes[inode]);
- if (iQuad) { // add medium nodes
+
+ if (iQuad) // add medium nodes
+ {
for ( inode = 1; inode < nbFaceNodes; inode += 2)
nodes.push_back(faceNodes[inode]);
if ( nbFaceNodes == 9 ) // bi-quadratic quad
nodes.push_back(faceNodes[8]);
}
// add new face based on volume nodes
- if (aMesh->FindElement( nodes, SMDSAbs_Face, /*noMedium=*/false) ) {
- nbExisted++;
- continue; // face already exsist
+ if (aMesh->FindElement( nodes, SMDSAbs_Face, /*noMedium=*/false) )
+ {
+ nbExisted++; // face already exsist
+ }
+ else
+ {
+ AddElement( nodes, faceType.SetPoly( nbFaceNodes/(iQuad+1) > 4 ));
+ nbCreated++;
}
- AddElement(nodes, SMDSAbs_Face, ( !iQuad && nbFaceNodes/(iQuad+1) > 4 ));
- nbCreated++;
}
}
- return ( nbFree==(nbExisted+nbCreated) );
+ return ( nbFree == ( nbExisted + nbCreated ));
}
namespace
SMDS_VolumeTool vTool;
TIDSortedElemSet avoidSet;
const TIDSortedElemSet emptySet, *elemSet = aroundElements ? &elements : &emptySet;
- int inode;
+ size_t inode;
typedef vector<const SMDS_MeshNode*> TConnectivity;
+ TConnectivity tgtNodes;
+ 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);
{
const SMDS_MeshElement* elem = eIt->next();
const int iQuad = elem->IsQuadratic();
+ elemKind.SetQuad( iQuad );
// ------------------------------------------------------------------------------------
// 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 int nbFaceNodes = vTool.NbFaceNodes (iface);
+ const size_t nbFaceNodes = vTool.NbFaceNodes (iface);
if ( missType == SMDSAbs_Edge ) // boundary edges
{
nodes.resize( 2+iQuad );
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 );
if ( targetMesh != myMesh )
// instead of making a map of nodes in this mesh and targetMesh,
// we create nodes with same IDs.
- for ( int i = 0; i < missingBndElems.size(); ++i )
+ for ( size_t i = 0; i < missingBndElems.size(); ++i )
{
TConnectivity& srcNodes = missingBndElems[i];
- TConnectivity nodes( srcNodes.size() );
- for ( inode = 0; inode < nodes.size(); ++inode )
- nodes[inode] = getNodeWithSameID( tgtMeshDS, srcNodes[inode] );
- if ( aroundElements && tgtEditor.GetMeshDS()->FindElement( nodes,
+ tgtNodes.resize( srcNodes.size() );
+ for ( inode = 0; inode < srcNodes.size(); ++inode )
+ tgtNodes[inode] = getNodeWithSameID( tgtMeshDS, srcNodes[inode] );
+ if ( aroundElements && tgtEditor.GetMeshDS()->FindElement( tgtNodes,
missType,
/*noMedium=*/false))
continue;
- tgtEditor.AddElement(nodes, missType, !iQuad && nodes.size()/(iQuad+1)>4);
+ tgtEditor.AddElement( tgtNodes, elemKind.SetPoly( tgtNodes.size()/(iQuad+1) > 4 ));
++nbAddedBnd;
}
else
missType,
/*noMedium=*/false))
continue;
- SMDS_MeshElement* elem =
- tgtEditor.AddElement(nodes, missType, !iQuad && nodes.size()/(iQuad+1)>4);
- ++nbAddedBnd;
+ SMDS_MeshElement* newElem =
+ tgtEditor.AddElement( nodes, elemKind.SetPoly( nodes.size()/(iQuad+1) > 4 ));
+ nbAddedBnd += bool( newElem );
// try to set a new element to a shape
if ( myMesh->HasShapeToMesh() )
{
bool ok = true;
set< pair<TopAbs_ShapeEnum, int > > mediumShapes;
- const int nbN = nodes.size() / (iQuad+1 );
+ const size_t nbN = nodes.size() / (iQuad+1 );
for ( inode = 0; inode < nbN && ok; ++inode )
{
pair<int, TopAbs_ShapeEnum> i_stype =
}
}
if ( ok && mediumShapes.begin()->first == missShapeType )
- aMesh->SetMeshElementOnShape( elem, mediumShapes.begin()->second );
+ aMesh->SetMeshElementOnShape( newElem, mediumShapes.begin()->second );
}
}
for ( int i = 0 ; i < presentBndElems.size(); ++i )
{
const SMDS_MeshElement* e = presentBndElems[i];
- TConnectivity nodes( e->NbNodes() );
+ tgtNodes.resize( e->NbNodes() );
for ( inode = 0; inode < nodes.size(); ++inode )
- nodes[inode] = getNodeWithSameID( tgtMeshDS, e->GetNode(inode) );
- presentEditor->AddElement(nodes, e->GetType(), e->IsPoly());
+ tgtNodes[inode] = getNodeWithSameID( tgtMeshDS, e->GetNode(inode) );
+ presentEditor->AddElement( tgtNodes, elemToCopy.Init( e ));
}
else // store present elements to add them to a group
for ( int i = 0 ; i < presentBndElems.size(); ++i )
{
- presentEditor->myLastCreatedElems.Append(presentBndElems[i]);
+ presentEditor->myLastCreatedElems.Append( presentBndElems[i] );
}
} // loop on given elements
while (eIt->more())
{
const SMDS_MeshElement* elem = eIt->next();
- TConnectivity nodes( elem->NbNodes() );
- for ( inode = 0; inode < nodes.size(); ++inode )
- nodes[inode] = getNodeWithSameID( tgtMeshDS, elem->GetNode(inode) );
- tgtEditor.AddElement(nodes, elemType, elem->IsPoly());
+ tgtNodes.resize( elem->NbNodes() );
+ for ( inode = 0; inode < tgtNodes.size(); ++inode )
+ tgtNodes[inode] = getNodeWithSameID( tgtMeshDS, elem->GetNode(inode) );
+ tgtEditor.AddElement( tgtNodes, elemToCopy.Init( elem ));
tgtEditor.myLastCreatedElems.Clear();
}