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Additional check pertaining to face surfaces

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This commit is contained in:
Thomas Krijnen
2016-05-03 11:22:15 +02:00
parent 2c3fa89dd0
commit 60cf4ab757
1 changed files with 7 additions and 1 deletions
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src/ifcgeom/IfcGeomFaces.cpp
+7 -1
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@@ -224,7 +224,13 @@ bool IfcGeom::Kernel::convert(const IfcSchema::IfcFace* l, TopoDS_Shape& face) {
if (mf->IsDone()) {
TopoDS_Face outer_face_bound = mf->Face();
if (BRepCheck_Face(outer_face_bound).OrientationOfWires() == BRepCheck_BadOrientationOfSubshape) {
// BRepCheck_Face might raise exceptions in case of face surfaces. Therefore fix orientation regardless.
if (!face_surface.IsNull()) {
ShapeFix_Face fix(outer_face_bound);
fix.FixOrientation();
fix.Perform();
outer_face_bound = fix.Face();
} else if (BRepCheck_Face(outer_face_bound).OrientationOfWires() == BRepCheck_BadOrientationOfSubshape) {
wire.Reverse();
same_sense = !same_sense;
delete mf;