Merge branch 'master' of https://github.com/Citadel-Station-13/Citadel-Station-13 into auxtools-atmos

code/modules/mob/living/living.dm

@@ -542,8 +542,48 @@
 	update_stat()
 	med_hud_set_health()
 	med_hud_set_status()
+	update_health_hud()
 
-//proc used to ressuscitate a mob
+/mob/living/update_health_hud()
+	var/severity = 0
+	var/healthpercent = (health/maxHealth) * 100
+	if(hud_used?.healthdoll) //to really put you in the boots of a simplemob
+		var/obj/screen/healthdoll/living/livingdoll = hud_used.healthdoll
+		switch(healthpercent)
+			if(100 to INFINITY)
+				livingdoll.icon_state = "living0"
+			if(80 to 100)
+				livingdoll.icon_state = "living1"
+				severity = 1
+			if(60 to 80)
+				livingdoll.icon_state = "living2"
+				severity = 2
+			if(40 to 60)
+				livingdoll.icon_state = "living3"
+				severity = 3
+			if(20 to 40)
+				livingdoll.icon_state = "living4"
+				severity = 4
+			if(1 to 20)
+				livingdoll.icon_state = "living5"
+				severity = 5
+			else
+				livingdoll.icon_state = "living6"
+				severity = 6
+		if(!livingdoll.filtered)
+			livingdoll.filtered = TRUE
+			var/icon/mob_mask = icon(icon, icon_state)
+			if(mob_mask.Height() > world.icon_size || mob_mask.Width() > world.icon_size)
+				var/health_doll_icon_state = health_doll_icon ? health_doll_icon : "megasprite"
+				mob_mask = icon('icons/mob/screen_gen.dmi', health_doll_icon_state) //swap to something generic if they have no special doll
+			UNLINT(livingdoll.filters += filter(type="alpha", icon = mob_mask))
+			livingdoll.filters += filter(type="drop_shadow", size = -1)
+	if(severity > 0)
+		overlay_fullscreen("brute", /obj/screen/fullscreen/brute, severity)
+	else
+		clear_fullscreen("brute")
+
+//Proc used to resuscitate a mob, for full_heal see fully_heal()
 /mob/living/proc/revive(full_heal = FALSE, admin_revive = FALSE)
 	SEND_SIGNAL(src, COMSIG_LIVING_REVIVE, full_heal, admin_revive)
 	if(full_heal)