Merge pull request #9889 from PJB3005/bay-lights

Lighting optimizations + NVG meson fix

code/game/area/Space Station 13 areas.dm

@@ -26,7 +26,7 @@ NOTE: there are two lists of areas in the end of this file: centcom and station
 	icon = 'icons/turf/areas.dmi'
 	icon_state = "unknown"
 	layer = 10
-	luminosity = 1
+	luminosity = 0
 	mouse_opacity = 0
 	var/lightswitch = 1
 

code/game/turfs/turf.dm

@@ -33,6 +33,7 @@
 	var/holy = 0
 
 	var/dynamic_lighting = 1
+	luminosity = 1
 
 /turf/New()
 	..()
@@ -41,7 +42,6 @@
 			src.Entered(AM)
 			return
 	turfs |= src
-	return
 
 /turf/Destroy()
 	turfs -= src
@@ -229,6 +229,7 @@
 	var/old_opacity = opacity
 	var/old_dynamic_lighting = dynamic_lighting
 	var/list/old_affecting_lights = affecting_lights
+	var/old_lighting_overlay = lighting_overlay
 
 	//world << "Replacing [src.type] with [N]"
 
@@ -280,6 +281,7 @@
 		W.levelupdate()
 		. =  W
 
+	lighting_overlay = old_lighting_overlay
 	affecting_lights = old_affecting_lights
 	if((old_opacity != opacity) || (dynamic_lighting != old_dynamic_lighting) || force_lighting_update)
 		reconsider_lights()