Predict gasthermomachines (#33837)

* Predict gasthermomachines

* despawn

* smellby

Content.Server/Power/EntitySystems/PowerNetSystem.cs

@@ -31,7 +31,6 @@ namespace Content.Server.Power.EntitySystems
         private readonly HashSet<ApcNet> _apcNetReconnectQueue = new();
 
         private EntityQuery<ApcPowerReceiverBatteryComponent> _apcBatteryQuery;
-        private EntityQuery<AppearanceComponent> _appearanceQuery;
         private EntityQuery<BatteryComponent> _batteryQuery;
 
         private BatteryRampPegSolver _solver = new();
@@ -41,7 +40,6 @@ namespace Content.Server.Power.EntitySystems
             base.Initialize();
 
             _apcBatteryQuery = GetEntityQuery<ApcPowerReceiverBatteryComponent>();
-            _appearanceQuery = GetEntityQuery<AppearanceComponent>();
             _batteryQuery = GetEntityQuery<BatteryComponent>();
 
             UpdatesAfter.Add(typeof(NodeGroupSystem));
@@ -317,15 +315,25 @@ namespace Content.Server.Power.EntitySystems
             _powerNetReconnectQueue.Clear();
         }
 
+        private bool IsPoweredCalculate(ApcPowerReceiverComponent comp)
+        {
+            return !comp.PowerDisabled
+                   && (!comp.NeedsPower
+                       || MathHelper.CloseToPercent(comp.NetworkLoad.ReceivingPower,
+                           comp.Load));
+        }
+
+        public override bool IsPoweredCalculate(SharedApcPowerReceiverComponent comp)
+        {
+            return IsPoweredCalculate((ApcPowerReceiverComponent)comp);
+        }
+
         private void UpdateApcPowerReceiver(float frameTime)
         {
             var enumerator = AllEntityQuery<ApcPowerReceiverComponent>();
             while (enumerator.MoveNext(out var uid, out var apcReceiver))
             {
-                var powered = !apcReceiver.PowerDisabled
-                              && (!apcReceiver.NeedsPower
-                                  || MathHelper.CloseToPercent(apcReceiver.NetworkLoad.ReceivingPower,
-                                      apcReceiver.Load));
+                var powered = IsPoweredCalculate(apcReceiver);
 
                 MetaDataComponent? metadata = null;
 
@@ -381,9 +389,6 @@ namespace Content.Server.Power.EntitySystems
 
                 var ev = new PowerChangedEvent(powered, apcReceiver.NetworkLoad.ReceivingPower);
                 RaiseLocalEvent(uid, ref ev);
-
-                if (_appearanceQuery.TryComp(uid, out var appearance))
-                    _appearance.SetData(uid, PowerDeviceVisuals.Powered, powered, appearance);
             }
         }