Added "VulnerableToEMP" property to Powered. Can be edited in sub editor. Reactors and relays are not affected by EMP by default. Closes #495

Barotrauma/BarotraumaShared/Content/Items/Electricity/signalitems.xml

@@ -261,7 +261,7 @@
 
     <Sprite texture="signalcomp.png" depth="0.8" sourcerect="48,16,16,16"/>
 
-    <RelayComponent canbeselected = "true">
+    <RelayComponent canbeselected="true" vulnerabletoemp="false">
       <GuiFrame rect="0,0,200,160" alignment="Center" style="ItemUI"/>
     </RelayComponent>
 

Barotrauma/BarotraumaShared/Content/Items/Reactor/reactor.xml

@@ -21,7 +21,7 @@
 
     <Sprite texture = "reactor.png" sourcerect="0,0,321,192" depth="0.8"/>
 
-    <Reactor canbeselected = "true">
+    <Reactor canbeselected="true" vulnerabletoemp="false">
       <GuiFrame rect="0,0,760,460" alignment="Center" style="ItemUI"/>
       <RequiredSkill name="Construction" level="30"/>
       <StatusEffect type="InWater" target="This" Temperature="-500.0"/>

Barotrauma/BarotraumaShared/Source/Items/Components/Power/Powered.cs

@@ -33,8 +33,7 @@ namespace Barotrauma.Items.Components
             get { return powerConsumption; }
             set { powerConsumption = value; }
         }
-
-
+        
         [Serialize(false, true)]
         public override bool IsActive
         {
@@ -60,6 +59,13 @@ namespace Barotrauma.Items.Components
             set { voltage = Math.Max(0.0f, value); }
         }
 
+        [Editable(ToolTip = "Can the item be damaged by electomagnetic pulses."), Serialize(true, true)]
+        public bool VulnerableToEMP
+        {
+            get;
+            set;
+        }
+
         public Powered(Item item, XElement element)
             : base(item, element)
         {

Barotrauma/BarotraumaShared/Source/Map/Explosion.cs

@@ -78,15 +78,13 @@ namespace Barotrauma
                 {
                     float distSqr = Vector2.DistanceSquared(item.WorldPosition, worldPosition);
                     if (distSqr > displayRangeSqr) continue;
-
-                    //ignore reactors (don't want to blow them up)
-                    if (item.GetComponent<Reactor>() != null) continue;
-
+                    
                     float distFactor = 1.0f - (float)Math.Sqrt(distSqr) / displayRange;
 
                     //damage repairable power-consuming items
-                    var powerTransfer = item.GetComponent<Powered>();
-                    if (powerTransfer != null && item.FixRequirements.Count > 0)
+                    var powered = item.GetComponent<Powered>();
+                    if (powered == null || !powered.VulnerableToEMP) continue;
+                    if (item.FixRequirements.Count > 0)
                     {
                         item.Condition -= 100 * empStrength * distFactor;
                     }