Motion sensor component, ruins have doors and hatches with randomly placed motion sensors that close them automatically

Subsurface/Content/Items/Artifacts/artifacts.xml

@@ -144,4 +144,61 @@
     </ItemContainer>
   </Item>
 
+  <Item
+    name="Alien Hatch"
+    category="Alien"
+    linkable="true"
+    pickdistance="150.0">
+
+    <Sprite texture="Content/Map/ruins.png" sourcerect="0,842,260,54" depth="0.01" origin="0.5,0.5"/>
+
+    <Door canbeselected="true" horizontal="true">
+      <Sprite texture="Content/Map/ruins.png" sourcerect="747,0,260,95" depth="0.05" origin="0.0,0.5"/>
+      <sound file="aliendoor.ogg" type="OnUse" range="1000.0"/>
+    </Door>
+
+    <ConnectionPanel selectkey="Action" canbeselected = "true" msg="Rewire [Screwdriver]">
+      <requireditem name="Screwdriver" type="Equipped"/>
+      <input name="toggle"/>
+      <input name="set_state"/>
+      <output name="state_out"/>
+    </ConnectionPanel>
+  </Item>
+
+  <Item
+   name="Alien Door"
+   category="Alien"
+   linkable="true"
+   pickdistance="150.0">
+
+    <Sprite texture="Content/Map/ruins.png" sourcerect="842,192,54,259" depth="0.8" origin="0.5,0.5"/>
+
+    <Door canbeselected="true">
+      <Sprite texture="Content/Map/ruins.png" sourcerect="746,101,93,259" depth="0.6" origin="0.5,0.0"/>
+      <sound file="aliendoor.ogg" type="OnUse" range="3000.0"/>
+    </Door>
+
+    <ConnectionPanel selectkey="Action" canbeselected = "true" msg="Rewire [Screwdriver]">
+      <requireditem name="Screwdriver" type="Equipped"/>
+      <input name="toggle"/>
+      <input name="set_state"/>
+      <output name="state_out"/>
+    </ConnectionPanel>
+  </Item>
+
+  <Item
+   name="Alien Motion Sensor"
+   linkable="true"
+   category="Alien"
+   pickdistance="150.0">
+
+    <Sprite texture="Content/Map/ruins.png" sourcerect="55,608,81,103" depth="0.8" origin="0.5,0.5"/>
+
+    <MotionSensor range="300" output="0"/>
+
+    <ConnectionPanel selectkey="Action" canbeselected = "true" msg="Rewire [Screwdriver]">
+      <requireditem name="Screwdriver" type="Equipped"/>
+      <output name="state_out"/>
+    </ConnectionPanel>
+  </Item>
 </Items>

Subsurface/Content/Map/RuinConfig.xml

@@ -20,5 +20,7 @@
   <item prefab="Sulphurite Shard" alignment="Center,Right,Top,Bottom,Left" type="Prop" commonness="5"/>
   
   <item prefab="Ancient Weapon" alignment="Center,Right,Top,Bottom,Left" type="Prop" commonness="1"/>
-  
+
+  <item prefab="Alien Door" alignment="Center" type="Door"/>
+  <item prefab="Alien Hatch" alignment="Center" type="Hatch"/>
 </Structures>

Subsurface/Content/Map/StructurePrefabs.xml

@@ -109,16 +109,17 @@
   <bunk sprite="Content/Map/testroom.png" fliphorizontal="true" sourcerect="0,546,173,129"
     width="173" height="129" depth = "0.9"/>
 
+  
   <RuinWallHorizontal category="Alien"  sprite="Content/Map/ruins.png" sourcerect="0,896,832,128" depth ="0.95" castshadow="true"
     width = "128" height ="128" resizehorizontal="true" body="true" health="500"/>
 
-  <RuinWallVertical category="Alien"  sprite="Content/Map/ruins.png" sourcerect="896,0,128,832" depth ="0.94" castshadow="true"
+  <RuinWallVertical category="Alien"  sprite="Content/Map/ruins.png" sourcerect="896,192,128,832" depth ="0.94" castshadow="true"
     width = "128" height ="128" resizevertical="true" body="true" health="500"/>
 
   <RuinWallHorizontalSmall category="Alien"  sprite="Content/Map/ruins.png" sourcerect="0,842,832,54" depth ="0.95" castshadow="true"
     width = "128" height ="54" resizehorizontal="true" body="true" health="500"/>
 
-  <RuinWallVerticalSmall category="Alien"  sprite="Content/Map/ruins.png" sourcerect="842,0,54,832" depth ="0.96" castshadow="true"
+  <RuinWallVerticalSmall category="Alien"  sprite="Content/Map/ruins.png" sourcerect="842,192,54,832" depth ="0.96" castshadow="true"
     width = "54" height ="128" resizevertical="true" body="true" health="500"/>