fix: #734 - No XML serializer registered for IFC4X1

src/ifcparse/IfcHierarchyHelper.cpp

@@ -466,6 +466,17 @@ Ifc4::IfcStyledItem* create_styled_item(Ifc4::IfcRepresentationItem* item, Ifc4:
 	return new Ifc4::IfcStyledItem(item, style_assignments, boost::none);
 }
 
+Ifc4x1::IfcStyledItem* create_styled_item(Ifc4x1::IfcRepresentationItem* item, Ifc4x1::IfcPresentationStyleAssignment* style_assignment) {
+	IfcEntityList::ptr style_assignments(new IfcEntityList);
+	style_assignments->push(style_assignment);
+	return new Ifc4x1::IfcStyledItem(item, style_assignments, boost::none);
+}
+
+Ifc4x2::IfcStyledItem* create_styled_item(Ifc4x2::IfcRepresentationItem* item, Ifc4x2::IfcPresentationStyleAssignment* style_assignment) {
+	IfcEntityList::ptr style_assignments(new IfcEntityList);
+	style_assignments->push(style_assignment);
+	return new Ifc4x2::IfcStyledItem(item, style_assignments, boost::none);
+}
 template <typename Schema>
 void IfcHierarchyHelper<Schema>::setSurfaceColour(typename Schema::IfcRepresentation* rep, 
 	typename Schema::IfcPresentationStyleAssignment* style_assignment) 
@@ -560,3 +571,5 @@ typename Schema::IfcGeometricRepresentationContext* IfcHierarchyHelper<Schema>::
 
 template IFC_PARSE_API class IfcHierarchyHelper<Ifc2x3>;
 template IFC_PARSE_API class IfcHierarchyHelper<Ifc4>;
+template IFC_PARSE_API class IfcHierarchyHelper<Ifc4x1>;
+template IFC_PARSE_API class IfcHierarchyHelper<Ifc4x2>;

src/ifcparse/IfcHierarchyHelper.h

@@ -79,6 +79,13 @@ namespace {
 		return t->RelatedElements()->generalize();
 	}
 
+	IfcEntityList::ptr get_children_of_relation(Ifc4x1::IfcRelContainedInSpatialStructure* t) {
+		return t->RelatedElements()->generalize();
+	}
+
+	IfcEntityList::ptr get_children_of_relation(Ifc4x2::IfcRelContainedInSpatialStructure* t) {
+		return t->RelatedElements()->generalize();
+	}
 	void set_children_of_relation(IfcUtil::IfcBaseClass* t, IfcEntityList::ptr& cs) {
 		IfcWrite::IfcWriteArgument* attr = new IfcWrite::IfcWriteArgument;
 		attr->set(cs);
@@ -95,8 +102,15 @@ namespace {
 	void set_children_of_relation(Ifc4::IfcRelContainedInSpatialStructure* t, IfcEntityList::ptr& cs) {
 		t->setRelatedElements(cs->as<Ifc4::IfcProduct>());
 	}
-}
 	
+	void set_children_of_relation(Ifc4x1::IfcRelContainedInSpatialStructure* t, IfcEntityList::ptr& cs) {
+		t->setRelatedElements(cs->as<Ifc4x1::IfcProduct>());
+	}
+
+	void set_children_of_relation(Ifc4x2::IfcRelContainedInSpatialStructure* t, IfcEntityList::ptr& cs) {
+		t->setRelatedElements(cs->as<Ifc4x2::IfcProduct>());
+	}
+}
 template <typename Schema>
 class IFC_PARSE_API IfcHierarchyHelper : public IfcParse::IfcFile {
 public:

src/serializers/XmlSerializer.cpp

@@ -2,10 +2,14 @@
 
 extern void init_XmlSerializerIfc2x3(XmlSerializerFactory::Factory*);
 extern void init_XmlSerializerIfc4(XmlSerializerFactory::Factory*);
+extern void init_XmlSerializerIfc4x1(XmlSerializerFactory::Factory*);
+extern void init_XmlSerializerIfc4x2(XmlSerializerFactory::Factory*);
 
 XmlSerializerFactory::Factory::Factory() {
 	init_XmlSerializerIfc2x3(this);
 	init_XmlSerializerIfc4(this);
+	init_XmlSerializerIfc4x1(this);
+	init_XmlSerializerIfc4x2(this);
 }
 
 void XmlSerializerFactory::Factory::bind(const std::string& schema_name, fn f) {