Merge pull request #3730 from Mloc/gc-

Garbage collection for fire and explosive particles.

code/WorkInProgress/explosion_particles.dm

@@ -1,5 +1,5 @@
 /obj/effect/expl_particles
-	name = "fire"
+	name = "explosive particles"
 	icon = 'icons/effects/effects.dmi'
 	icon_state = "explosion_particle"
 	opacity = 1
@@ -9,7 +9,7 @@
 /obj/effect/expl_particles/New()
 	..()
 	spawn (15)
-		del(src)
+		src.loc = null
 	return
 
 /obj/effect/expl_particles/Move()
@@ -37,7 +37,7 @@
 				step(expl,direct)
 
 /obj/effect/explosion
-	name = "fire"
+	name = "explosive particles"
 	icon = 'icons/effects/96x96.dmi'
 	icon_state = "explosion"
 	opacity = 1
@@ -49,7 +49,7 @@
 /obj/effect/explosion/New()
 	..()
 	spawn (10)
-		del(src)
+		src.loc = null
 	return
 
 /datum/effect/system/explosion

code/ZAS/Fire.dm

@@ -80,7 +80,7 @@ obj
 			if(firelevel > vsc.IgnitionLevel)
 
 				var/turf/simulated/floor/S = loc
-				if(!S.zone) del src //Cannot exist where zones are broken.
+				if(!S.zone) src.gc_del() //Cannot exist where zones are broken.
 
 				if(istype(S))
 					var
@@ -139,17 +139,17 @@ obj
 
 						else
 
-							del src
+							src.gc_del()
 
 
 						S.assume_air(flow) //Then put it back where you found it.
 
 					else
-						del src
+						src.gc_del()
 				else
-					del src
+					src.gc_del()
 			else
-				del src
+				src.gc_del()
 
 
 			for(var/mob/living/carbon/human/M in loc)
@@ -160,13 +160,17 @@ obj
 			..()
 
 			if(!istype(loc, /turf))
-				del src
+				src.gc_del()
 
 			dir = pick(cardinal)
 			//sd_SetLuminosity(3,2,0)
 			firelevel = fl
 			air_master.active_hotspots.Add(src)
 
+		proc/gc_del()
+			loc = null
+			air_master.active_hotspots.Remove(src)
+
 		Del()
 			if (istype(loc, /turf/simulated))
 				//sd_SetLuminosity(0)