Method Get

Engine/lib/assimp/code/AssetLib/FBX/FBXDocument.cpp:76–223

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// ------------------------------------------------------------------------------------------------
const Object* LazyObject::Get(bool dieOnError) {
    if(IsBeingConstructed() || FailedToConstruct()) {
        return nullptr;
    }

    if (object.get()) {
        return object.get();
    }

    const Token& key = element.KeyToken();
    const TokenList& tokens = element.Tokens();

    if(tokens.size() < 3) {
        DOMError("expected at least 3 tokens: id, name and class tag",&element);
    }

    const char* err;
    std::string name = ParseTokenAsString(*tokens[1],err);
    if (err) {
        DOMError(err,&element);
    }

    // small fix for binary reading: binary fbx files don't use
    // prefixes such as Model:: in front of their names. The
    // loading code expects this at many places, though!
    // so convert the binary representation (a 0x0001) to the
    // double colon notation.
    if(tokens[1]->IsBinary()) {
        for (size_t i = 0; i < name.length(); ++i) {
            if (name[i] == 0x0 && name[i+1] == 0x1) {
                name = name.substr(i+2) + "::" + name.substr(0,i);
            }
        }
    }

    const std::string classtag = ParseTokenAsString(*tokens[2],err);
    if (err) {
        DOMError(err,&element);
    }

    // prevent recursive calls
    flags |= BEING_CONSTRUCTED;

    try {
        // this needs to be relatively fast since it happens a lot,
        // so avoid constructing strings all the time.
        const char* obtype = key.begin();
        const size_t length = static_cast<size_t>(key.end()-key.begin());

        // For debugging
        //dumpObjectClassInfo( objtype, classtag );

        if (!strncmp(obtype,"Geometry",length)) {
            if (!strcmp(classtag.c_str(),"Mesh")) {
                object.reset(new MeshGeometry(id,element,name,doc));
            }
            if (!strcmp(classtag.c_str(), "Shape")) {
                object.reset(new ShapeGeometry(id, element, name, doc));