public static void AddPlayer(GamePlayer player_obj)
{
Players[player_obj.number] = player_obj;
player_obj.SpawnAt(player_obj.number);
if (instance != null)
{
//add player can be called BEFORE the object is built (i.e. when a client is also server, another client can have
//loaded its scene faster. So no instance exist yet. All palyer will be init in the awake fonction then
//if that function is called after the Awake (and so when an instance exist), we still need to init the player, so better do it here.
}
}