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fix failure of non-regression test SMESH_TEST/Grids/smesh/mesh_Projection_2D/A1

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+//   bool isDegenTria( const SMDS_MeshNode * nn[3] )
+//   {

+    // It was an attemp to fix a problem of a zero area face whose all nodes
+    // are on one staight EDGE. But omitting this face makes a hole in the mesh :(
+    // if ( !isDegen && allNodesAreOld )
+    //   isDegen = isDegenTria( nn );
This commit is contained in:
eap 2013-03-01 16:45:29 +00:00
parent 0cf41cbddc
commit d17c1bedcc
1 changed files with 28 additions and 0 deletions
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28
src/StdMeshers/StdMeshers_MEFISTO_2D.cxx
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@ -770,6 +770,23 @@ void StdMeshers_MEFISTO_2D::ComputeScaleOnFace(SMESH_Mesh & aMesh,
ASSERT(scaley);
}
// namespace
// {
// bool isDegenTria( const SMDS_MeshNode * nn[3] )
// {
// SMESH_TNodeXYZ p1( nn[0] );
// SMESH_TNodeXYZ p2( nn[1] );
// SMESH_TNodeXYZ p3( nn[2] );
// gp_XYZ vec1 = p2 - p1;
// gp_XYZ vec2 = p3 - p1;
// gp_XYZ cross = vec1 ^ vec2;
// const double eps = 1e-100;
// return ( fabs( cross.X() ) < eps &&
// fabs( cross.Y() ) < eps &&
// fabs( cross.Z() ) < eps );
// }
// }
//=============================================================================
/*!
*
@ -785,6 +802,8 @@ void StdMeshers_MEFISTO_2D::StoreResult(Z nbst, R2 * uvst, Z nbt, Z * nust,
TopoDS_Face F = TopoDS::Face( _helper->GetSubShape() );
Handle(Geom_Surface) S = BRep_Tool::Surface( F );
//const size_t nbInputNodes = mefistoToDS.size();
Z n = mefistoToDS.size(); // nb input points
mefistoToDS.resize( nbst );
for ( ; n < nbst; n++)
@ -811,6 +830,9 @@ void StdMeshers_MEFISTO_2D::StoreResult(Z nbst, R2 * uvst, Z nbt, Z * nust,
const SMDS_MeshNode * nn[3];
for (n = 1; n <= nbt; n++)
{
// const bool allNodesAreOld = ( nust[m + 0] <= nbInputNodes &&
// nust[m + 1] <= nbInputNodes &&
// nust[m + 2] <= nbInputNodes );
nn[ 0 ] = mefistoToDS[ nust[m++] - 1 ];
nn[ 1 ] = mefistoToDS[ nust[m++] - 1 ];
nn[ 2 ] = mefistoToDS[ nust[m++] - 1 ];
@ -819,6 +841,12 @@ void StdMeshers_MEFISTO_2D::StoreResult(Z nbst, R2 * uvst, Z nbt, Z * nust,
// avoid creating degenetrated faces
bool isDegen = ( _helper->HasDegeneratedEdges() &&
( nn[0] == nn[1] || nn[1] == nn[2] || nn[2] == nn[0] ));
// It was an attemp to fix a problem of a zero area face whose all nodes
// are on one staight EDGE. But omitting this face makes a hole in the mesh :(
// if ( !isDegen && allNodesAreOld )
// isDegen = isDegenTria( nn );
if ( !isDegen )
_helper->AddFace( nn[0], nn[i1], nn[i2] );
}