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Make sure compound structure is retained as SvgSerializer depends on it

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This commit is contained in:
Thomas Krijnen
2025-10-01 15:01:50 +02:00
parent babf95785c
commit d684d47dc8
10 changed files with 32 additions and 5 deletions
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src/ifcgeom/kernels/opencascade/OpenCascadeConversionResult.cpp
+12 -1
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@@ -484,6 +484,15 @@ ConversionResultShape * ifcopenshell::geometry::OpenCascadeShape::box()
throw std::runtime_error("Not implemented");
}
ConversionResultShape* ifcopenshell::geometry::OpenCascadeShape::wrap_in_compound()
{
TopoDS_Compound compound;
BRep_Builder builder;
builder.MakeCompound(compound);
builder.Add(compound, shape_);
return new OpenCascadeShape(std::move(compound));
}
std::vector<ConversionResultShape*> ifcopenshell::geometry::OpenCascadeShape::vertices()
{
TopTools_IndexedMapOfShape map;
@@ -556,7 +565,9 @@ ConversionResultShape* ifcopenshell::geometry::OpenCascadeShape::concat(Conversi
auto& left = shape_;
auto& right = ((ifcopenshell::geometry::OpenCascadeShape*)other)->shape_;
if (left.ShapeType() == TopAbs_COMPOUND) {
// This reads a bit strange, but we want to specifically avoid compounds of faces that are
// the result of shell instances that are not sewn into a shell (yet).
if (left.ShapeType() == TopAbs_COMPOUND && !IfcGeom::util::is_compound_of_faces(left)) {
compound = TopoDS::Compound(left);
} else {
builder.MakeCompound(compound);