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Merge branch 'master' into V7_5_BR

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vsr 2015-01-16 15:36:51 +03:00
commit 929ba51821
2 changed files with 156 additions and 78 deletions
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195
src/SMESH/SMESH_MesherHelper.cxx
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@ -713,9 +713,11 @@ bool SMESH_MesherHelper::CheckNodeUV(const TopoDS_Face& F,
double distXYZ[4]) const double distXYZ[4]) const
{ {
int shapeID = n->getshapeId(); int shapeID = n->getshapeId();
bool infinit = ( Precision::IsInfinite( uv.X() ) || Precision::IsInfinite( uv.Y() )); bool infinit;
bool zero = ( uv.X() == 0. && uv.Y() == 0. ); if (( infinit = ( Precision::IsInfinite( uv.X() ) || Precision::IsInfinite( uv.Y() ))) ||
if ( force || toCheckPosOnShape( shapeID ) || infinit || zero ) ( force ) ||
( uv.X() == 0. && uv.Y() == 0. ) ||
( toCheckPosOnShape( shapeID )))
{ {
// check that uv is correct // check that uv is correct
TopLoc_Location loc; TopLoc_Location loc;
@ -949,9 +951,11 @@ bool SMESH_MesherHelper::CheckNodeU(const TopoDS_Edge& E,
double distXYZ[4]) const double distXYZ[4]) const
{ {
int shapeID = n->getshapeId(); int shapeID = n->getshapeId();
bool infinit = Precision::IsInfinite( u ); bool infinit;
bool zero = ( u == 0. ); if (( infinit = Precision::IsInfinite( u )) ||
if ( force || infinit || zero || toCheckPosOnShape( shapeID )) ( force ) ||
( u == 0. ) ||
( toCheckPosOnShape( shapeID )))
{ {
TopLoc_Location loc; double f,l; TopLoc_Location loc; double f,l;
Handle(Geom_Curve) curve = BRep_Tool::Curve( E,loc,f,l ); Handle(Geom_Curve) curve = BRep_Tool::Curve( E,loc,f,l );
@ -1050,7 +1054,10 @@ bool SMESH_MesherHelper::CheckNodeU(const TopoDS_Edge& E,
// set a medium node on // set a medium node on
//param : useCurSubShape - if true, returns the shape set via SetSubShape() //param : useCurSubShape - if true, returns the shape set via SetSubShape()
// if any // if any
// calling GetMediumPos() with useCurSubShape=true is OK only for the //param : expectedSupport - shape type corresponding to element being created,
// e.g TopAbs_EDGE if SMDSAbs_Edge is created
// basing on \a n1 and \a n2
// Calling GetMediumPos() with useCurSubShape=true is OK only for the
// case where the lower dim mesh is already constructed and converted to quadratic, // case where the lower dim mesh is already constructed and converted to quadratic,
// else, nodes on EDGEs are assigned to FACE, for example. // else, nodes on EDGEs are assigned to FACE, for example.
//======================================================================= //=======================================================================
@ -1058,7 +1065,8 @@ bool SMESH_MesherHelper::CheckNodeU(const TopoDS_Edge& E,
std::pair<int, TopAbs_ShapeEnum> std::pair<int, TopAbs_ShapeEnum>
SMESH_MesherHelper::GetMediumPos(const SMDS_MeshNode* n1, SMESH_MesherHelper::GetMediumPos(const SMDS_MeshNode* n1,
const SMDS_MeshNode* n2, const SMDS_MeshNode* n2,
const bool useCurSubShape) const bool useCurSubShape,
TopAbs_ShapeEnum expectedSupport)
{ {
if ( useCurSubShape && !myShape.IsNull() ) if ( useCurSubShape && !myShape.IsNull() )
return std::make_pair( myShapeID, myShape.ShapeType() ); return std::make_pair( myShapeID, myShape.ShapeType() );
@ -1077,17 +1085,19 @@ SMESH_MesherHelper::GetMediumPos(const SMDS_MeshNode* n1,
shapeID = n2->getshapeId(); shapeID = n2->getshapeId();
shape = GetSubShapeByNode( n1, GetMeshDS() ); shape = GetSubShapeByNode( n1, GetMeshDS() );
} }
else else // 2 different shapes
{ {
const SMDS_TypeOfPosition Pos1 = n1->GetPosition()->GetTypeOfPosition(); const SMDS_TypeOfPosition Pos1 = n1->GetPosition()->GetTypeOfPosition();
const SMDS_TypeOfPosition Pos2 = n2->GetPosition()->GetTypeOfPosition(); const SMDS_TypeOfPosition Pos2 = n2->GetPosition()->GetTypeOfPosition();
if ( Pos1 == SMDS_TOP_3DSPACE || Pos2 == SMDS_TOP_3DSPACE ) if ( Pos1 == SMDS_TOP_3DSPACE || Pos2 == SMDS_TOP_3DSPACE )
{ {
// in SOLID
} }
else if ( Pos1 == SMDS_TOP_FACE || Pos2 == SMDS_TOP_FACE ) else if ( Pos1 == SMDS_TOP_FACE || Pos2 == SMDS_TOP_FACE )
{ {
if ( Pos1 != SMDS_TOP_FACE || Pos2 != SMDS_TOP_FACE ) // in FACE or SOLID
if ( Pos1 != SMDS_TOP_FACE || Pos2 != SMDS_TOP_FACE ) // not 2 FACEs
{ {
if ( Pos1 != SMDS_TOP_FACE ) std::swap( n1,n2 ); if ( Pos1 != SMDS_TOP_FACE ) std::swap( n1,n2 );
TopoDS_Shape F = GetSubShapeByNode( n1, GetMeshDS() ); TopoDS_Shape F = GetSubShapeByNode( n1, GetMeshDS() );
@ -1112,7 +1122,7 @@ SMESH_MesherHelper::GetMediumPos(const SMDS_MeshNode* n1,
shape = GetCommonAncestor( V1, V2, *myMesh, TopAbs_EDGE ); shape = GetCommonAncestor( V1, V2, *myMesh, TopAbs_EDGE );
if ( shape.IsNull() ) shape = GetCommonAncestor( V1, V2, *myMesh, TopAbs_FACE ); if ( shape.IsNull() ) shape = GetCommonAncestor( V1, V2, *myMesh, TopAbs_FACE );
} }
else // VERTEX and EDGE else // on VERTEX and EDGE
{ {
if ( Pos1 != SMDS_TOP_VERTEX ) std::swap( n1,n2 ); if ( Pos1 != SMDS_TOP_VERTEX ) std::swap( n1,n2 );
TopoDS_Shape V = GetSubShapeByNode( n1, GetMeshDS() ); TopoDS_Shape V = GetSubShapeByNode( n1, GetMeshDS() );
@ -1128,7 +1138,41 @@ SMESH_MesherHelper::GetMediumPos(const SMDS_MeshNode* n1,
{ {
if ( shapeID < 1 ) if ( shapeID < 1 )
shapeID = GetMeshDS()->ShapeToIndex( shape ); shapeID = GetMeshDS()->ShapeToIndex( shape );
shapeType = shape.ShapeType(); shapeType = shape.ShapeType(); // EDGE or FACE
if ( expectedSupport < shapeType &&
expectedSupport != TopAbs_SHAPE &&
!myShape.IsNull() &&
myShape.ShapeType() == expectedSupport )
{
// e.g. a side of triangle connects nodes on the same EDGE but does not
// lie on this EDGE (an arc with a coarse mesh)
// => shapeType == TopAbs_EDGE, expectedSupport == TopAbs_FACE;
// hope that myShape is a right shape, return it if the found shape
// has converted elements of corresponding dim (segments in our example)
int nbConvertedElems = 0;
SMDSAbs_ElementType type = ( shapeType == TopAbs_FACE ? SMDSAbs_Face : SMDSAbs_Edge );
for ( int iN = 0; iN < 2; ++iN )
{
const SMDS_MeshNode* n = iN ? n2 : n1;
SMDS_ElemIteratorPtr it = n->GetInverseElementIterator( type );
while ( it->more() )
{
const SMDS_MeshElement* elem = it->next();
if ( elem->getshapeId() == shapeID &&
elem->IsQuadratic() )
{
++nbConvertedElems;
break;
}
}
}
if ( nbConvertedElems == 2 )
{
shapeType = myShape.ShapeType();
shapeID = myShapeID;
}
}
} }
return make_pair( shapeID, shapeType ); return make_pair( shapeID, shapeType );
} }
@ -1431,7 +1475,8 @@ const SMDS_MeshNode* SMESH_MesherHelper::GetCentralNode(const SMDS_MeshNode* n1,
const SMDS_MeshNode* SMESH_MesherHelper::GetMediumNode(const SMDS_MeshNode* n1, const SMDS_MeshNode* SMESH_MesherHelper::GetMediumNode(const SMDS_MeshNode* n1,
const SMDS_MeshNode* n2, const SMDS_MeshNode* n2,
bool force3d) bool force3d,
TopAbs_ShapeEnum expectedSupport)
{ {
// Find existing node // Find existing node
@ -1457,7 +1502,7 @@ const SMDS_MeshNode* SMESH_MesherHelper::GetMediumNode(const SMDS_MeshNode* n1,
bool uvOK[2] = { false, false }; bool uvOK[2] = { false, false };
const bool useCurSubShape = ( !myShape.IsNull() && myShape.ShapeType() == TopAbs_EDGE ); const bool useCurSubShape = ( !myShape.IsNull() && myShape.ShapeType() == TopAbs_EDGE );
pair<int, TopAbs_ShapeEnum> pos = GetMediumPos( n1, n2, useCurSubShape ); pair<int, TopAbs_ShapeEnum> pos = GetMediumPos( n1, n2, useCurSubShape, expectedSupport );
// get positions of the given nodes on shapes // get positions of the given nodes on shapes
if ( pos.second == TopAbs_FACE ) if ( pos.second == TopAbs_FACE )
@ -1776,9 +1821,9 @@ SMDS_MeshFace* SMESH_MesherHelper::AddFace(const SMDS_MeshNode* n1,
elem = meshDS->AddFace(n1, n2, n3); elem = meshDS->AddFace(n1, n2, n3);
} }
else { else {
const SMDS_MeshNode* n12 = GetMediumNode(n1,n2,force3d); const SMDS_MeshNode* n12 = GetMediumNode( n1, n2, force3d, TopAbs_FACE );
const SMDS_MeshNode* n23 = GetMediumNode(n2,n3,force3d); const SMDS_MeshNode* n23 = GetMediumNode( n2, n3, force3d, TopAbs_FACE );
const SMDS_MeshNode* n31 = GetMediumNode(n3,n1,force3d); const SMDS_MeshNode* n31 = GetMediumNode( n3, n1, force3d, TopAbs_FACE );
if(myCreateBiQuadratic) if(myCreateBiQuadratic)
{ {
const SMDS_MeshNode* nCenter = GetCentralNode(n1, n2, n3, n12, n23, n31, force3d); const SMDS_MeshNode* nCenter = GetCentralNode(n1, n2, n3, n12, n23, n31, force3d);
@ -1842,10 +1887,10 @@ SMDS_MeshFace* SMESH_MesherHelper::AddFace(const SMDS_MeshNode* n1,
elem = meshDS->AddFace(n1, n2, n3, n4); elem = meshDS->AddFace(n1, n2, n3, n4);
} }
else { else {
const SMDS_MeshNode* n12 = GetMediumNode(n1,n2,force3d); const SMDS_MeshNode* n12 = GetMediumNode( n1, n2, force3d, TopAbs_FACE );
const SMDS_MeshNode* n23 = GetMediumNode(n2,n3,force3d); const SMDS_MeshNode* n23 = GetMediumNode( n2, n3, force3d, TopAbs_FACE );
const SMDS_MeshNode* n34 = GetMediumNode(n3,n4,force3d); const SMDS_MeshNode* n34 = GetMediumNode( n3, n4, force3d, TopAbs_FACE );
const SMDS_MeshNode* n41 = GetMediumNode(n4,n1,force3d); const SMDS_MeshNode* n41 = GetMediumNode( n4, n1, force3d, TopAbs_FACE );
if(myCreateBiQuadratic) if(myCreateBiQuadratic)
{ {
const SMDS_MeshNode* nCenter = GetCentralNode(n1, n2, n3, n4, n12, n23, n34, n41, force3d); const SMDS_MeshNode* nCenter = GetCentralNode(n1, n2, n3, n4, n12, n23, n34, n41, force3d);
@ -1892,7 +1937,7 @@ SMDS_MeshFace* SMESH_MesherHelper::AddPolygonalFace (const vector<const SMDS_Mes
{ {
const SMDS_MeshNode* n1 = nodes[i]; const SMDS_MeshNode* n1 = nodes[i];
const SMDS_MeshNode* n2 = nodes[(i+1)%nodes.size()]; const SMDS_MeshNode* n2 = nodes[(i+1)%nodes.size()];
const SMDS_MeshNode* n12 = GetMediumNode(n1,n2,force3d); const SMDS_MeshNode* n12 = GetMediumNode( n1, n2, force3d, TopAbs_FACE );
newNodes.push_back( n1 ); newNodes.push_back( n1 );
newNodes.push_back( n12 ); newNodes.push_back( n12 );
} }
@ -1930,17 +1975,17 @@ SMDS_MeshVolume* SMESH_MesherHelper::AddVolume(const SMDS_MeshNode* n1,
elem = meshDS->AddVolume(n1, n2, n3, n4, n5, n6); elem = meshDS->AddVolume(n1, n2, n3, n4, n5, n6);
} }
else { else {
const SMDS_MeshNode* n12 = GetMediumNode(n1,n2,force3d); const SMDS_MeshNode* n12 = GetMediumNode( n1, n2, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n23 = GetMediumNode(n2,n3,force3d); const SMDS_MeshNode* n23 = GetMediumNode( n2, n3, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n31 = GetMediumNode(n3,n1,force3d); const SMDS_MeshNode* n31 = GetMediumNode( n3, n1, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n45 = GetMediumNode(n4,n5,force3d); const SMDS_MeshNode* n45 = GetMediumNode( n4, n5, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n56 = GetMediumNode(n5,n6,force3d); const SMDS_MeshNode* n56 = GetMediumNode( n5, n6, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n64 = GetMediumNode(n6,n4,force3d); const SMDS_MeshNode* n64 = GetMediumNode( n6, n4, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n14 = GetMediumNode(n1,n4,force3d); const SMDS_MeshNode* n14 = GetMediumNode( n1, n4, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n25 = GetMediumNode(n2,n5,force3d); const SMDS_MeshNode* n25 = GetMediumNode( n2, n5, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n36 = GetMediumNode(n3,n6,force3d); const SMDS_MeshNode* n36 = GetMediumNode( n3, n6, force3d, TopAbs_SOLID );
if(id) if(id)
elem = meshDS->AddVolumeWithID(n1, n2, n3, n4, n5, n6, elem = meshDS->AddVolumeWithID(n1, n2, n3, n4, n5, n6,
@ -1976,13 +2021,13 @@ SMDS_MeshVolume* SMESH_MesherHelper::AddVolume(const SMDS_MeshNode* n1,
elem = meshDS->AddVolume(n1, n2, n3, n4); elem = meshDS->AddVolume(n1, n2, n3, n4);
} }
else { else {
const SMDS_MeshNode* n12 = GetMediumNode(n1,n2,force3d); const SMDS_MeshNode* n12 = GetMediumNode( n1, n2, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n23 = GetMediumNode(n2,n3,force3d); const SMDS_MeshNode* n23 = GetMediumNode( n2, n3, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n31 = GetMediumNode(n3,n1,force3d); const SMDS_MeshNode* n31 = GetMediumNode( n3, n1, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n14 = GetMediumNode(n1,n4,force3d); const SMDS_MeshNode* n14 = GetMediumNode( n1, n4, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n24 = GetMediumNode(n2,n4,force3d); const SMDS_MeshNode* n24 = GetMediumNode( n2, n4, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n34 = GetMediumNode(n3,n4,force3d); const SMDS_MeshNode* n34 = GetMediumNode( n3, n4, force3d, TopAbs_SOLID );
if(id) if(id)
elem = meshDS->AddVolumeWithID(n1, n2, n3, n4, n12, n23, n31, n14, n24, n34, id); elem = meshDS->AddVolumeWithID(n1, n2, n3, n4, n12, n23, n31, n14, n24, n34, id);
@ -2016,15 +2061,15 @@ SMDS_MeshVolume* SMESH_MesherHelper::AddVolume(const SMDS_MeshNode* n1,
elem = GetMeshDS()->AddVolume(n1, n2, n3, n4, n5); elem = GetMeshDS()->AddVolume(n1, n2, n3, n4, n5);
} }
else { else {
const SMDS_MeshNode* n12 = GetMediumNode(n1,n2,force3d); const SMDS_MeshNode* n12 = GetMediumNode( n1, n2, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n23 = GetMediumNode(n2,n3,force3d); const SMDS_MeshNode* n23 = GetMediumNode( n2, n3, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n34 = GetMediumNode(n3,n4,force3d); const SMDS_MeshNode* n34 = GetMediumNode( n3, n4, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n41 = GetMediumNode(n4,n1,force3d); const SMDS_MeshNode* n41 = GetMediumNode( n4, n1, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n15 = GetMediumNode(n1,n5,force3d); const SMDS_MeshNode* n15 = GetMediumNode( n1, n5, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n25 = GetMediumNode(n2,n5,force3d); const SMDS_MeshNode* n25 = GetMediumNode( n2, n5, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n35 = GetMediumNode(n3,n5,force3d); const SMDS_MeshNode* n35 = GetMediumNode( n3, n5, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n45 = GetMediumNode(n4,n5,force3d); const SMDS_MeshNode* n45 = GetMediumNode( n4, n5, force3d, TopAbs_SOLID );
if(id) if(id)
elem = GetMeshDS()->AddVolumeWithID ( n1, n2, n3, n4, n5, elem = GetMeshDS()->AddVolumeWithID ( n1, n2, n3, n4, n5,
@ -2044,7 +2089,7 @@ SMDS_MeshVolume* SMESH_MesherHelper::AddVolume(const SMDS_MeshNode* n1,
//======================================================================= //=======================================================================
//function : AddVolume //function : AddVolume
//purpose : Creates bi-quadratic, quadratic or linear hexahedron //purpose : Creates tri-quadratic, quadratic or linear hexahedron
//======================================================================= //=======================================================================
SMDS_MeshVolume* SMESH_MesherHelper::AddVolume(const SMDS_MeshNode* n1, SMDS_MeshVolume* SMESH_MesherHelper::AddVolume(const SMDS_MeshNode* n1,
@ -2067,20 +2112,20 @@ SMDS_MeshVolume* SMESH_MesherHelper::AddVolume(const SMDS_MeshNode* n1,
elem = meshDS->AddVolume(n1, n2, n3, n4, n5, n6, n7, n8); elem = meshDS->AddVolume(n1, n2, n3, n4, n5, n6, n7, n8);
} }
else { else {
const SMDS_MeshNode* n12 = GetMediumNode(n1,n2,force3d); const SMDS_MeshNode* n12 = GetMediumNode( n1, n2, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n23 = GetMediumNode(n2,n3,force3d); const SMDS_MeshNode* n23 = GetMediumNode( n2, n3, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n34 = GetMediumNode(n3,n4,force3d); const SMDS_MeshNode* n34 = GetMediumNode( n3, n4, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n41 = GetMediumNode(n4,n1,force3d); const SMDS_MeshNode* n41 = GetMediumNode( n4, n1, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n56 = GetMediumNode(n5,n6,force3d); const SMDS_MeshNode* n56 = GetMediumNode( n5, n6, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n67 = GetMediumNode(n6,n7,force3d); const SMDS_MeshNode* n67 = GetMediumNode( n6, n7, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n78 = GetMediumNode(n7,n8,force3d); const SMDS_MeshNode* n78 = GetMediumNode( n7, n8, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n85 = GetMediumNode(n8,n5,force3d); const SMDS_MeshNode* n85 = GetMediumNode( n8, n5, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n15 = GetMediumNode(n1,n5,force3d); const SMDS_MeshNode* n15 = GetMediumNode( n1, n5, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n26 = GetMediumNode(n2,n6,force3d); const SMDS_MeshNode* n26 = GetMediumNode( n2, n6, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n37 = GetMediumNode(n3,n7,force3d); const SMDS_MeshNode* n37 = GetMediumNode( n3, n7, force3d, TopAbs_SOLID );
const SMDS_MeshNode* n48 = GetMediumNode(n4,n8,force3d); const SMDS_MeshNode* n48 = GetMediumNode( n4, n8, force3d, TopAbs_SOLID );
if(myCreateBiQuadratic) if(myCreateBiQuadratic)
{ {
const SMDS_MeshNode* n1234 = GetCentralNode( n1,n2,n3,n4,n12,n23,n34,n41,force3d ); const SMDS_MeshNode* n1234 = GetCentralNode( n1,n2,n3,n4,n12,n23,n34,n41,force3d );
@ -2226,7 +2271,7 @@ SMESH_MesherHelper::AddPolyhedralVolume (const std::vector<const SMDS_MeshNode*>
// if ( n1->GetPosition()->GetTypeOfPosition() != SMDS_TOP_3DSPACE && // if ( n1->GetPosition()->GetTypeOfPosition() != SMDS_TOP_3DSPACE &&
// n2->GetPosition()->GetTypeOfPosition() != SMDS_TOP_3DSPACE ) // n2->GetPosition()->GetTypeOfPosition() != SMDS_TOP_3DSPACE )
{ {
const SMDS_MeshNode* n12 = GetMediumNode(n1,n2,force3d); const SMDS_MeshNode* n12 = GetMediumNode( n1, n2, force3d, TopAbs_SOLID );
newNodes.push_back( n12 ); newNodes.push_back( n12 );
newQuantities.back()++; newQuantities.back()++;
} }
@ -2352,9 +2397,37 @@ bool SMESH_MesherHelper::LoadNodeColumns(TParam2ColumnMap & theParam2
{ {
map< double, const SMDS_MeshNode*> sortedBaseNN; map< double, const SMDS_MeshNode*> sortedBaseNN;
SMESH_Algo::GetSortedNodesOnEdge( theMesh, *edge,/*noMedium=*/true, sortedBaseNN ); SMESH_Algo::GetSortedNodesOnEdge( theMesh, *edge,/*noMedium=*/true, sortedBaseNN );
map< double, const SMDS_MeshNode*>::iterator u_n;
// pb with mesh_Projection_2D_00/A1 fixed by adding expectedSupport arg to GetMediumPos()
// so the following solution is commented (hope forever :)
//
// SMESH_Algo::GetSortedNodesOnEdge( theMesh, *edge,/*noMedium=*/true, sortedBaseNN,
// // SMDSAbs_Edge here is needed to be coherent with
// // StdMeshers_FaceSide used by Quadrangle to get nodes
// // on EDGE; else pb in mesh_Projection_2D_00/A1 where a
// // medium node on EDGE is medium in a triangle but not
// // in a segment
// SMDSAbs_Edge );
// if ( faceSubMesh->GetElements()->next()->IsQuadratic() )
// // filter off nodes medium in faces on theFace (same pb with mesh_Projection_2D_00/A1)
// for ( u_n = sortedBaseNN.begin(); u_n != sortedBaseNN.end() ; )
// {
// const SMDS_MeshNode* node = u_n->second;
// SMDS_ElemIteratorPtr faceIt = node->GetInverseElementIterator( SMDSAbs_Face );
// if ( faceIt->more() && node ) {
// const SMDS_MeshElement* face = faceIt->next();
// if ( faceSubMesh->Contains( face ) && face->IsMediumNode( node ))
// node = 0;
// }
// if ( !node )
// sortedBaseNN.erase( u_n++ );
// else
// ++u_n;
// }
if ( sortedBaseNN.empty() ) continue; if ( sortedBaseNN.empty() ) continue;
map< double, const SMDS_MeshNode*>::iterator u_n = sortedBaseNN.begin(); u_n = sortedBaseNN.begin();
if ( theProxyMesh ) // from sortedBaseNN remove nodes not shared by faces of faceSubMesh if ( theProxyMesh ) // from sortedBaseNN remove nodes not shared by faces of faceSubMesh
{ {
const SMDS_MeshNode* n1 = (++sortedBaseNN.begin())->second; const SMDS_MeshNode* n1 = (++sortedBaseNN.begin())->second;
@ -4222,7 +4295,7 @@ namespace { // Structures used by FixQuadraticElements()
continue; continue;
gp_XYZ edgeDir = SMESH_TNodeXYZ( nOnEdge[0] ) - SMESH_TNodeXYZ( nOnEdge[1] ); gp_XYZ edgeDir = SMESH_TNodeXYZ( nOnEdge[0] ) - SMESH_TNodeXYZ( nOnEdge[1] );
gp_XYZ edgeNorm = faceNorm ^ edgeDir; gp_XYZ edgeNorm = faceNorm ^ edgeDir;
n = theHelper.GetMediumNode( nOnEdge[0], nOnEdge[1], true ); n = theHelper.GetMediumNode( nOnEdge[0], nOnEdge[1], true ); // find n, not create
gp_XYZ pN0 = SMESH_TNodeXYZ( nOnEdge[0] ); gp_XYZ pN0 = SMESH_TNodeXYZ( nOnEdge[0] );
gp_XYZ pMedium = SMESH_TNodeXYZ( n ); // on-edge node location gp_XYZ pMedium = SMESH_TNodeXYZ( n ); // on-edge node location
gp_XYZ pFaceN = SMESH_TNodeXYZ( nOnFace ); // on-face node location gp_XYZ pFaceN = SMESH_TNodeXYZ( nOnFace ); // on-face node location

9
src/SMESH/SMESH_MesherHelper.hxx
View File

@ -594,10 +594,14 @@ public:
* \param force3d - true means node creation at the middle between the * \param force3d - true means node creation at the middle between the
* two given nodes, else node position is found on its * two given nodes, else node position is found on its
* supporting geometrical shape, if any. * supporting geometrical shape, if any.
* \param expectedSupport - shape type corresponding to element being created
* , e.g TopAbs_EDGE if SMDSAbs_Edge is created
* basing on \a n1 and \a n2
*/ */
const SMDS_MeshNode* GetMediumNode(const SMDS_MeshNode* n1, const SMDS_MeshNode* GetMediumNode(const SMDS_MeshNode* n1,
const SMDS_MeshNode* n2, const SMDS_MeshNode* n2,
const bool force3d); const bool force3d,
TopAbs_ShapeEnum expectedSupport=TopAbs_SHAPE);
/*! /*!
* \brief Return existing or create a new central node for a quardilateral * \brief Return existing or create a new central node for a quardilateral
* quadratic face given its 8 nodes. * quadratic face given its 8 nodes.
@ -631,7 +635,8 @@ public:
*/ */
std::pair<int, TopAbs_ShapeEnum> GetMediumPos(const SMDS_MeshNode* n1, std::pair<int, TopAbs_ShapeEnum> GetMediumPos(const SMDS_MeshNode* n1,
const SMDS_MeshNode* n2, const SMDS_MeshNode* n2,
const bool useCurSubShape=false); const bool useCurSubShape=false,
TopAbs_ShapeEnum expectedSupport=TopAbs_SHAPE);
/*! /*!
* \brief Add a link in my data structure * \brief Add a link in my data structure
*/ */