Refactoring

src/ifcgeom_schema_agnostic/boolean_utils.cpp

@@ -1357,3 +1357,16 @@ bool IfcGeom::util::boolean_operation(const boolean_settings& settings, const To
 	bs.Append(b);
 	return boolean_operation(settings, a, bs, op, result, fuzziness);
 }
+
+const TopoDS_Shape& IfcGeom::util::ensure_fit_for_subtraction(const TopoDS_Shape& shape, TopoDS_Shape& solid, double tol) {
+	const bool is_comp = is_compound(shape);
+	if (!is_comp) {
+		return solid = shape;
+	}
+
+	if (!create_solid_from_compound(shape, solid, tol)) {
+		return solid = shape;
+	}
+
+	return solid;
+}