static bool Prefix(CraftComponent __instance, ref WorldGameObject other_obj, ref float delta_time)
 {
     delta_time *= Config.GetOptions().CraftingSpeed;
     return(true);
 }
 static bool Prefix(CraftComponent __instance, ref WorldGameObject player_wgo, ref float delta_time)
 {
     // quite a hack, but delta_time is used to calculate the energy required for action
     delta_time *= Config.GetOptions().EnergyDrainMult;
     return(true);
 }