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22507: EDF 2845 SMESH : regression with 3D extrusion algo

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Fix a case of a triangular base FACE with a sole triangular element
This commit is contained in:
eap 2014-03-11 17:33:49 +04:00
parent 2808cea8b6
commit 28140bb1c8
1 changed files with 3 additions and 1 deletions
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4
src/StdMeshers/StdMeshers_Prism_3D.cxx
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@ -3927,6 +3927,8 @@ TPCurveOnHorFaceAdaptor::TPCurveOnHorFaceAdaptor( const TSideFace* sideFace,
const int Z = isTop ? sideFace->ColumnHeight() - 1 : 0; const int Z = isTop ? sideFace->ColumnHeight() - 1 : 0;
map<double, const SMDS_MeshNode* > u2nodes; map<double, const SMDS_MeshNode* > u2nodes;
sideFace->GetNodesAtZ( Z, u2nodes ); sideFace->GetNodesAtZ( Z, u2nodes );
if ( u2nodes.empty() )
return;
SMESH_MesherHelper helper( *sideFace->GetMesh() ); SMESH_MesherHelper helper( *sideFace->GetMesh() );
helper.SetSubShape( horFace ); helper.SetSubShape( horFace );
@ -3991,7 +3993,7 @@ gp_Pnt2d StdMeshers_PrismAsBlock::TPCurveOnHorFaceAdaptor::Value(const Standard_
map< double, gp_XY >::const_iterator i1 = myUVmap.upper_bound( U ); map< double, gp_XY >::const_iterator i1 = myUVmap.upper_bound( U );
if ( i1 == myUVmap.end() ) if ( i1 == myUVmap.end() )
return myUVmap.rbegin()->second; return myUVmap.empty() ? gp_XY(0,0) : myUVmap.rbegin()->second;
if ( i1 == myUVmap.begin() ) if ( i1 == myUVmap.begin() )
return (*i1).second; return (*i1).second;