in src/fbx/Fbx2Raw.cpp [37:55]
static std::string NativeToUTF8(const std::string& str) {
#if _WIN32
char* u8cstr = nullptr;
#if (_UNICODE || UNICODE)
FbxWCToUTF8(reinterpret_cast<const char*>(str.c_str()), u8cstr);
#else
FbxAnsiToUTF8(str.c_str(), u8cstr);
#endif
if (!u8cstr) {
return str;
} else {
std::string u8str = u8cstr;
delete[] u8cstr;
return u8str;
}
#else
return str;
#endif
}