Gas injector visuals & balance (#8963)

Resources/Prototypes/Entities/Structures/Piping/Atmospherics/unary.yml

@@ -139,15 +139,26 @@
   placement:
     mode: SnapgridCenter
   components:
-
-    # TODO ATMOS: Actual sprite for this.
     - type: Sprite
       drawdepth: FloorObjects
       netsync: false
+      sprite: Structures/Piping/Atmospherics/outletinjector.rsi
       layers:
         - state: pipeHalf
           sprite: Structures/Piping/Atmospherics/pipe.rsi
           map: [ "enum.PipeColorVisualizer+Layers.Pipe", "enum.SubfloorLayers.FirstLayer" ]
+        - state: injector
+        - state: injector-unshaded
+          shader: unshaded
+          map: [ "unshaded" ]
+          color: "#990000"
+    - type: GenericVisualizer
+      visuals:
+       # toggle color of the unshaded light:
+       enum.OutletInjectorVisuals.Enabled:
+         unshaded:
+           True: { color: "#5eff5e" }
+           False: { color: "#990000" }
     - type: Appearance
       visuals:
         - type: PipeColorVisualizer