optimize crew monitor's scan()

New global list, "clothing_list".

Signed-off-by: Mloc-Argent <colmohici@gmail.com>

Conflicts:
	code/__HELPERS/global_lists.dm
	code/modules/clothing/clothing.dm

code/__HELPERS/global_lists.dm

@@ -22,6 +22,8 @@ var/global/list/side_effects = list()				//list of all medical sideeffects types
 var/global/list/mechas_list = list()				//list of all mechs. Used by hostile mobs target tracking.
 var/global/list/joblist = list()					//list of all jobstypes, minus borg and AI
 var/global/list/flag_list = list()					//list of flags during Nations gamemode
+var/global/list/clothing_list = list()					//list of all /obj/item/clothing instances in the world
+
 //Languages/species/whitelist.
 var/global/list/all_species[0]
 var/global/list/all_languages[0]
@@ -109,6 +111,7 @@ var/global/list/backbaglist = list("Nothing", "Backpack", "Satchel", "Satchel Al
 		var/datum/language/L = new T
 		all_languages[L.name] = L
 
+
 	var/rkey = 0
 	paths = typesof(/datum/species)-/datum/species
 	for(var/T in paths)

code/game/machinery/computer/crew.dm

@@ -108,13 +108,7 @@
 
 
 /obj/machinery/computer/crew/proc/scan()
-	for(var/obj/item/clothing/under/C in world)
+	for(var/obj/item/clothing/under/C in clothing_list)
 		if((C.has_sensor) && (istype(C.loc, /mob/living/carbon/human)))
-			var/check = 0
-			for(var/O in src.tracked)
-				if(O == C)
-					check = 1
-					break
-			if(!check)
-				src.tracked.Add(C)
-	return 1
+			tracked |= C
+	return 1

code/modules/clothing/clothing.dm

@@ -2,6 +2,14 @@
 	name = "clothing"
 	var/list/species_restricted = null //Only these species can wear this kit.
 
+/obj/item/clothing/New()
+	. = ..()
+	clothing_list += src
+
+/obj/item/clothing/Del()
+	clothing_list -= src
+	return ..()
+
 //BS12: Species-restricted clothing check.
 /obj/item/clothing/mob_can_equip(M as mob, slot)
 
@@ -281,6 +289,35 @@ BLIND     // can't see anything
 
 	..()
 
+/obj/item/clothing/under/attack_hand(mob/user as mob)
+	//only forward to the attached accessory if the clothing is equipped (not in a storage)
+	if(hastie && src.loc == user)
+		hastie.attack_hand(user)
+		return
+
+	if ((ishuman(usr) || ismonkey(usr)) && src.loc == user)	//make it harder to accidentally undress yourself
+		return
+
+	..()
+
+/obj/item/clothing/under/MouseDrop(obj/over_object as obj)
+	if (ishuman(usr) || ismonkey(usr))
+		//makes sure that the clothing is equipped so that we can't drag it into our hand from miles away.
+		if (!(src.loc == usr))
+			return
+
+		if (!( usr.restrained() ) && !( usr.stat ))
+			switch(over_object.name)
+				if("r_hand")
+					usr.u_equip(src)
+					usr.put_in_r_hand(src)
+				if("l_hand")
+					usr.u_equip(src)
+					usr.put_in_l_hand(src)
+			src.add_fingerprint(usr)
+			return
+	return
+
 /obj/item/clothing/under/examine()
 	set src in view()
 	..()