Merge pull request #4610 from monster860/ui_plane

Puts UI on it's own plane

code/game/objects/effects/biomass_rift.dm

@@ -6,6 +6,7 @@
 	density = 0
 	anchored = 1
 	layer = 20 //DEBUG
+	plane = HUD_PLANE //DEBUG
 	var/health = 10
 	var/stage = 1
 	var/obj/effect/rift/originalRift = null //the originating rift of that biomass

code/game/objects/effects/decals/misc.dm

@@ -12,6 +12,7 @@
 	density = 0
 	anchored = 1
 	layer = 50
+	plane = HUD_PLANE
 
 /obj/effect/decal/chempuff
 	name = "chemicals"

code/game/objects/effects/misc.dm

@@ -31,6 +31,7 @@
 		icon_state = "blank"
 		anchored = 1
 		layer = 99
+		plane = HUD_PLANE
 		mouse_opacity = 0
 		unacidable = 1//Just to be sure.
 

code/game/objects/items/devices/autopsy.dm

@@ -165,10 +165,12 @@
 			P.loc = usr
 			usr.r_hand = P
 			P.layer = 20
+			P.plane = HUD_PLANE
 		else if(!usr.l_hand)
 			P.loc = usr
 			usr.l_hand = P
 			P.layer = 20
+			P.plane = HUD_PLANE
 
 	if(istype(usr,/mob/living/carbon/human))
 		usr:update_inv_l_hand()

code/game/objects/items/weapons/storage/storage.dm

@@ -151,6 +151,7 @@
 	for(var/obj/O in src.contents)
 		O.screen_loc = "[cx],[cy]"
 		O.layer = 20
+		O.plane = HUD_PLANE
 		cx++
 		if (cx > mx)
 			cx = tx
@@ -170,6 +171,7 @@
 			ND.sample_object.screen_loc = "[cx]:16,[cy]:16"
 			ND.sample_object.maptext = "<font color='white'>[(ND.number > 1)? "[ND.number]" : ""]</font>"
 			ND.sample_object.layer = 20
+			ND.sample_object.plane = HUD_PLANE
 			cx++
 			if (cx > (4+cols))
 				cx = 4
@@ -180,6 +182,7 @@
 			O.screen_loc = "[cx]:16,[cy]:16"
 			O.maptext = ""
 			O.layer = 20
+			O.plane = HUD_PLANE
 			cx++
 			if (cx > (4+cols))
 				cx = 4
@@ -337,8 +340,10 @@
 			W.dropped(usr)
 		if(ismob(new_location))
 			W.layer = 20
+			W.plane = HUD_PLANE
 		else
 			W.layer = initial(W.layer)
+			W.plane = initial(W.plane)
 		W.loc = new_location
 	else
 		W.loc = get_turf(src)
@@ -445,6 +450,7 @@
 	src.closer.master = src
 	src.closer.icon_state = "x"
 	src.closer.layer = 20
+	src.closer.plane = HUD_PLANE
 	orient2hud()
 	return