Method getRepresentationSubContext

src/ifcparse/IfcHierarchyHelper.cpp:1039–1059

template <typename Schema>
typename Schema::IfcGeometricRepresentationSubContext* IfcHierarchyHelper<Schema>::getRepresentationSubContext(const std::string& ident, const std::string& type) {
    auto geometric_representation_context = getRepresentationContext(type); // creates the representation context if it doesn't already exist

    // search for a subcontext that matches the ContextIdentifier
    auto subcontexts = geometric_representation_context->HasSubContexts();
    typename Schema::IfcGeometricRepresentationSubContext* rep_subcontext = nullptr;
    for (auto subcontext : *subcontexts) {
        if (subcontext->ContextIdentifier().get_value_or("") == ident) {
            rep_subcontext = subcontext;
            break; // found it, break out of the loop
        }
    }

    if (rep_subcontext == nullptr) {
       // didn't find the subcontext, create it
        rep_subcontext = new typename Schema::IfcGeometricRepresentationSubContext(ident, type, geometric_representation_context, boost::none, Schema::IfcGeometricProjectionEnum::IfcGeometricProjection_MODEL_VIEW, boost::none);
        addEntity(rep_subcontext);
    }

    return rep_subcontext;
}

#ifdef HAS_SCHEMA_2x3
template IFC_PARSE_API class IfcHierarchyHelper<Ifc2x3>;