Partial atmos refactor (#22521)

* Reduce atmos component queries

* Remove method events

* Cache airtight data

* Make MolesArchived nullable

* Fix airtight cache

* only get tile def once

* Immutable mixtures

* firelock queries

* misc

* misc cleanup

* Trim disconnected tiles

* Fix merge issues and bugs

* Why does the PR keep increasing in scope

* debug overlay

* Fix bugs

* Fix test, remove unused events

* Add setmapatmos command

* Fix overlays

* Add map check

* A

* Resolve conflicts with #26102

* Remove some obsolete methods

Content.Server/Atmos/EntitySystems/AutomaticAtmosSystem.cs

@@ -27,8 +27,12 @@ public sealed class AutomaticAtmosSystem : EntitySystem
         // Also, these calls are surprisingly slow.
         // TODO: Make tiledefmanager cache the IsSpace property, and turn this lookup-through-two-interfaces into
         // TODO: a simple array lookup, as tile IDs are likely contiguous, and there's at most 2^16 possibilities anyway.
-        if (!((ev.OldTile.IsSpace(_tileDefinitionManager) && !ev.NewTile.IsSpace(_tileDefinitionManager)) ||
-            (!ev.OldTile.IsSpace(_tileDefinitionManager) && ev.NewTile.IsSpace(_tileDefinitionManager))) ||
+
+        var oldSpace = ev.OldTile.IsSpace(_tileDefinitionManager);
+        var newSpace = ev.NewTile.IsSpace(_tileDefinitionManager);
+
+        if (!(oldSpace && !newSpace ||
+            !oldSpace && newSpace) ||
             _atmosphereSystem.HasAtmosphere(ev.Entity))
             return;