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Projection 2D failure due to incorrect detection of distorted result faces

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This commit is contained in:
eap 2014-11-20 16:06:53 +03:00
parent b73d2603ed
commit 9933995f6c
2 changed files with 6 additions and 6 deletions
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10
src/SMESH/SMESH_MesherHelper.cxx
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@ -2575,7 +2575,7 @@ bool SMESH_MesherHelper::IsDistorted2D( SMESH_subMesh* faceSM,
if ( !smDS || smDS->NbElements() == 0 ) return false;
SMDS_ElemIteratorPtr faceIt = smDS->GetElements();
double prevArea2D = 0;
double prevArea = 0;
vector< const SMDS_MeshNode* > nodes;
vector< gp_XY > uv;
bool* toCheckUV = checkUV ? & checkUV : 0;
@ -2613,15 +2613,15 @@ bool SMESH_MesherHelper::IsDistorted2D( SMESH_subMesh* faceSM,
uv[ i ] = helper.GetNodeUV( F, nodes[ i ], inFaceNode, toCheckUV );
// compare orientation of triangles
double faceArea = 0;
for ( int iT = 0, nbT = nodes.size()-2; iT < nbT; ++iT )
{
gp_XY v1 = uv[ iT+1 ] - uv[ 0 ];
gp_XY v2 = uv[ iT+2 ] - uv[ 0 ];
double area2D = v2 ^ v1;
if (( haveBadFaces = ( area2D * prevArea2D < 0 )))
break;
prevArea2D = area2D;
faceArea += v2 ^ v1;
}
haveBadFaces = ( faceArea * prevArea < 0 );
prevArea = faceArea;
}
return haveBadFaces;

2
src/StdMeshers/StdMeshers_Projection_2D.cxx
View File

@ -732,7 +732,7 @@ namespace {
(( uv - uvBis ).SquareModulus() < tol2d ))
++nbOkPos;
else
nbOkPos = 0;
nbOkPos = -((int) src2tgtNodes.size() );
break;
}
case SMDS_TOP_EDGE: