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#671 check for zero magnitude vector in newells method

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This commit is contained in:
Thomas Krijnen
2022-10-13 09:34:14 +02:00
parent 153c5a06e7
commit 4cccfd08d3
1 changed files with 7 additions and 1 deletions
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src/ifcgeom_schema_agnostic/wire_utils.cpp
+7 -1
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@@ -74,7 +74,13 @@ bool IfcGeom::util::approximate_plane_through_wire(const TopoDS_Wire& wire, gp_P
return false; return false;
} }
plane = gp_Pln(center / n, gp_Dir(x, y, z)); gp_Vec v(x, y, z);
if (v.SquareMagnitude() < eps_ * eps_) {
Logger::Warning("Degenerate face boundary in normal estimation");
return false;
}
plane = gp_Pln(center / n, v);
exp.Init(wire); exp.Init(wire);
for (; exp.More(); exp.Next()) { for (; exp.More(); exp.Next()) {