Close to working executable

src/ifcgeom/schema/bind_convert_impl.i

@@ -6,16 +6,18 @@
 	if (l->declaration().is(IfcSchema::T::Class())) { \
 		try { \
 			taxonomy::item* item = map((IfcSchema::T*)l); \
-			item->instance = l; \
-			try { \
-				if (l->as<IfcSchema::IfcRepresentationItem>()) { \
-					auto style = find_style(l->as<IfcSchema::IfcRepresentationItem>()); \
-					if (style) { \
-						((taxonomy::geom_item*)item)->surface_style = as<taxonomy::style>(map(style)); \
+			if (item != nullptr) { \
+				item->instance = l; \
+				try { \
+					if (l->as<IfcSchema::IfcRepresentationItem>()) { \
+						auto style = find_style(l->as<IfcSchema::IfcRepresentationItem>()); \
+						if (style) { \
+							((taxonomy::geom_item*)item)->surface_style = as<taxonomy::style>(map(style)); \
+						} \
 					} \
+				} catch (const std::exception& e) { \
+					Logger::Message(Logger::LOG_ERROR, std::string(e.what()) + "\nFailed to convert:", l); \
 				} \
-			} catch (const std::exception& e) { \
-				Logger::Message(Logger::LOG_ERROR, std::string(e.what()) + "\nFailed to convert:", l); \
 			} \
 			return item; \
 		} catch (const std::exception& e) { \

src/ifcgeom/schema/mapping.cpp

@@ -126,7 +126,6 @@ namespace {
 taxonomy::item* mapping::map(const IfcSchema::IfcExtrudedAreaSolid* inst) {
 	// @todo length unit
 	return new taxonomy::extrusion(
-		inst,
 		as<taxonomy::matrix4>(map(inst->Position())),
 		as<taxonomy::face>(map(inst->SweptArea())),
 		as<taxonomy::direction3>(map(inst->ExtrudedDirection())),
@@ -134,6 +133,23 @@ taxonomy::item* mapping::map(const IfcSchema::IfcExtrudedAreaSolid* inst) {
 	);
 }
 
+taxonomy::item* mapping::map(const IfcSchema::IfcRepresentation* inst) {
+	auto c = new taxonomy::collection();
+	IfcSchema::IfcRepresentationItem::list::ptr items = inst->Items();
+	if (items->size()) {
+		for (IfcSchema::IfcRepresentationItem::list::it it = items->begin(); it != items->end(); ++it) {
+			if (auto r = map(*it)) {
+				c->children.push_back(r);
+			}
+		}
+	}
+	if (c->children.empty()) {
+		delete c;
+		return nullptr;
+	}
+	return c;
+}
+
 taxonomy::item* mapping::map(const IfcSchema::IfcAxis2Placement3D* inst) {
 	// @todo length unit
 	return new taxonomy::matrix4();

src/ifcgeom/schema/mapping.i

@@ -26,7 +26,7 @@
 
 // BIND(IfcShellBasedSurfaceModel);
 // BIND(IfcFaceBasedSurfaceModel);
-// BIND(IfcRepresentation);
+BIND(IfcRepresentation);
 // BIND(IfcMappedItem);
 // IfcFacetedBrep included
 // IfcAdvancedBrep included