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0022809: BRepIntCS does not find intersections of an ellipsoid and a line passing through it's apex (and near it)

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jgv 2012-03-19 16:12:21 +04:00 committed by bugmaster
parent e450f81883
commit cf8366718c
2 changed files with 17 additions and 2 deletions
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17
src/BRepTools/BRepTools.cxx
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@ -216,7 +216,22 @@ void BRepTools::AddUVBounds(const TopoDS_Face& F,
}
P.SetCoord(u0,v0) ; Baux.Add(P);
P.SetCoord(u1,v1) ; Baux.Add(P);
B.Add(Baux);
Bnd_Box2d FinalBox;
Standard_Real aXmin, aYmin, aXmax, aYmax;
Baux.Get(aXmin, aYmin, aXmax, aYmax);
Standard_Real Tol2d = Precision::PConfusion();
if (Abs(aXmin - Umin) <= Tol2d)
aXmin = Umin;
if (Abs(aYmin - Vmin) <= Tol2d)
aYmin = Vmin;
if (Abs(aXmax - Umax) <= Tol2d)
aXmax = Umax;
if (Abs(aYmax - Vmax) <= Tol2d)
aYmax = Vmax;
FinalBox.Update(aXmin, aYmin, aXmax, aYmax);
B.Add(FinalBox);
}
}

2
src/TopClass/TopClass_FaceClassifier.gxx
View File

@ -120,7 +120,7 @@ void TopClass_FaceClassifier::Perform(TheFaceExplorer& Fexp,
}
}
if (!myClassifier.IsHeadOrEnd())
if (!myClassifier.IsHeadOrEnd() && aState != TopAbs_UNKNOWN)
break;
// Bad case for classification. Trying to get another segment.