/// <summary>
/// Register and subscribe to packet receive event
/// </summary>
/// <param name="onReceive">event that will be called when packet deserialized with ReadPacket method</param>
/// <param name="packetConstructor">Method that constructs packet instead of slow Activator.CreateInstance</param>
/// <exception cref="InvalidTypeException"><typeparamref name="T"/>'s fields are not supported, or it has no fields</exception>
public void Subscribe <T>(Action <T> onReceive, Func <T> packetConstructor) where T : class, new()
{
_netSerializer.Register <T>();
_callbacks[GetHash <T>()] = (reader, userData) =>
{
var reference = packetConstructor();
_netSerializer.Deserialize(reader, reference);
onReceive(reference);
};
}
