Merge pull request #9719 from SamHPurp/smoothing-improvements

Icon Smoothing to StonedMC

code/controllers/subsystem/icon_smooth.dm

@@ -0,0 +1,32 @@
+SUBSYSTEM_DEF(icon_smooth)
+	name = "Icon Smoothing"
+	init_order = INIT_ORDER_ICON_SMOOTHING
+	wait = 1
+	priority = FIRE_PRIOTITY_SMOOTHING
+	flags = SS_TICKER
+
+	var/list/smooth_queue = list()
+
+/datum/controller/subsystem/icon_smooth/fire()
+	while(smooth_queue.len)
+		var/atom/A = smooth_queue[smooth_queue.len]
+		smooth_queue.len--
+		smooth_icon(A)
+		if(MC_TICK_CHECK)
+			return
+	if(!smooth_queue.len)
+		can_fire = 0
+
+/datum/controller/subsystem/icon_smooth/Initialize()
+	smooth_zlevel(1,TRUE)
+	smooth_zlevel(2,TRUE)
+	var/queue = smooth_queue
+	smooth_queue = list()
+	for(var/V in queue)
+		var/atom/A = V
+		if(!A || A.z <= 2)
+			continue
+		smooth_icon(A)
+		CHECK_TICK
+
+	..()