map floor occluder sys

Content.Shared/Movement/Systems/SharedFloorOcclusionSystem.cs

@@ -6,11 +6,13 @@ namespace Content.Shared.Movement.Systems;
 /// <summary>
 /// Applies an occlusion shader for any relevant entities.
 /// </summary>
-public abstract class SharedFloorOcclusionSystem : EntitySystem
+public abstract partial class SharedFloorOcclusionSystem : EntitySystem //CP14 partial
 {
     public override void Initialize()
     {
         base.Initialize();
+        CP14InitializeMapOccluder(); //CP14
+
         SubscribeLocalEvent<FloorOccluderComponent, StartCollideEvent>(OnStartCollide);
         SubscribeLocalEvent<FloorOccluderComponent, EndCollideEvent>(OnEndCollide);
     }

Content.Shared/_CP14/Movement/CP14FloorOcclusionSystem.Maps.cs

@@ -0,0 +1,31 @@
+using Content.Shared.Movement.Components;
+
+namespace Content.Shared.Movement.Systems;
+
+public abstract partial class SharedFloorOcclusionSystem
+{
+    [Dependency] private readonly SharedTransformSystem _transform = default!;
+    private void CP14InitializeMapOccluder()
+    {
+        SubscribeLocalEvent<FloorOcclusionComponent, EntParentChangedMessage>(OnParentChanged);
+    }
+
+    private void OnParentChanged(Entity<FloorOcclusionComponent> ent, ref EntParentChangedMessage args)
+    {
+        if (args.OldParent == null || TerminatingOrDeleted(ent))
+            return;
+
+        if (ent.Comp.Colliding.Contains(args.OldParent.Value))
+            ent.Comp.Colliding.Remove(args.OldParent.Value);
+
+        var newParent = _transform.GetParentUid(ent);
+        if (HasComp<CP14MapFloorOccluderComponent>(newParent))
+        {
+            if (!ent.Comp.Colliding.Contains(newParent))
+                ent.Comp.Colliding.Add(newParent);
+        }
+
+        Dirty(ent);
+        SetEnabled(ent);
+    }
+}

Content.Shared/_CP14/Movement/CP14MapFloorOccluderComponent.cs

@@ -0,0 +1,12 @@
+using Robust.Shared.GameStates;
+
+namespace Content.Shared.Movement.Components;
+
+/// <summary>
+/// Applies floor occlusion to any <see cref="FloorOcclusionComponent"/> that reparent to this map entity.
+/// </summary>
+[RegisterComponent, NetworkedComponent]
+public sealed partial class CP14MapFloorOccluderComponent : Component
+{
+
+}

Resources/Maps/_CP14/island.yml

@@ -27,6 +27,25 @@ entities:
     - type: CP14CloudShadows
     - type: CP14MapFloorOccluder
     - type: MapLight
+    - type: MapAtmosphere
+      space: False
+      mixture:
+        volume: 2500
+        immutable: True
+        temperature: 293.15
+        moles:
+        - 21.82478
+        - 82.10312
+        - 0
+        - 0
+        - 0
+        - 0
+        - 0
+        - 0
+        - 0
+        - 0
+        - 0
+        - 0
     - type: CP14DayCycle
       timeEntries:
       - duration: 80