Carbon Dismemberment , second attempt. (#20461)

* - I rearranged X_defense.dm mob files, more damage_procs.dm.Here's what's inside:
* X_defense.dm: is for the procs of attacks onto the mob, all the XXX_act() proc (things happening to the mob), as well as protection check and get procs (armor, ear prot, projectile dismemberment)
* damage_procs.dm: actual damage procs like adjustBruteLoss() getfireloss, any proc that handles damaging.

- some bugfixes with gibspawner effects.
- monkey's bodyparts can be dismembered and are used to create its icon.
- brains are no longer carbons.
- all carbon have bodyparts that can be dropped when the mob is gibbed.
- adminspawned bodyparts now have a default icon.
- robotic parts are now a child of bodyparts.
- health analyzer on alien/monkey shows damage on each limb
- added admin option to add/remove bodyparts for all carbon (instead of just remove on humans)
- Fixes keycheck message spam for janicart and all when trying to move.
- Fixes bug with buckling to a scooter while limbless.
- removed arg "hit_zone" in proj's on_hit() because we can already use the def_zone var (where hit_zone got its value)
- Fixes mob not getting any damage when hit by a projectile on their missing limb, despite a hit message shown). carbon/apply_damage() now when we specify a def_zone and the corresponding BP is missing we default to the chest instead of stopping the proc. Consistently with how human/attacked_by() default to its attack to chest if missing limb.
- Fixes mini uzi icon when empty and no mag (typo).
- I renamed and changed a bit check_eye_prot and ear prot
- renamed flash_eyes to flash_act()
- I made a soundbang_act() similar to flash_act but for loud bangs.
- added a gib and dust animation to larva.
- husked monkeys
- no damage overlay for husk or skeleton.
- damage overlay for robotic limb now.
- no damage overlay when organic bodypart husked.
- one handed human with a bloody hand still get a bloody single hand overlay.
- fix admin heal being unable to heal robotic bodyparts.
- slightly touched robotic bodypart sprites (head one pixel too high)
- Fixes 18532 "beheaded husk has hair".
- Fixes 18584 "Ling stasis appearance bug"
- no more eyes or lipstick on husks.
- can remove flashes/wires/cells from robot chest and head with crowbar.
- Fixes not being able to surgically amputate robotic arm/leg.

* More merge conflict fixes and adding the new files I forgot to add.

* of course I forgot birdstation

* More typos and stuff I forgot to undo.

* Fixing a typo in examine.dm
Removing an unnecessary check.
Making admin heal regenerate limbs on all carbons.
Monkey-human transformation now transfer missing limbs info and presence of a cavity implant.
NODISMEMBER species can still lack a limb if the mob lacked a limb and changed into that new species.
Changeling Regenerate ability now also regenerate limbs when in monkey form. (and remove some cryptic useless code)

* Fixing more conflicts with remie's multihands PR.

* Fixes runtime with hud when calling build_hand_slots().
Fixes lightgeist healing not working.
Fixes null.handle_fall() runtimes with pirate mobs.
Fixes typo in has_left_hadn() and has_right_hand().

* Derp, forgot to remove debug message.

code/modules/projectiles/guns/projectile.dm

@@ -178,7 +178,7 @@
 		name = "sawn-off [src.name]"
 		desc = sawn_desc
 		w_class = 3
-		item_state = "gun"//phil235 is it different with different skin?
+		item_state = "gun"
 		slot_flags &= ~SLOT_BACK	//you can't sling it on your back
 		slot_flags |= SLOT_BELT		//but you can wear it on your belt (poorly concealed under a trenchcoat, ideally)
 		sawn_state = SAWN_OFF

code/modules/projectiles/guns/projectile/revolver.dm

@@ -111,7 +111,7 @@
 		if(prob(70 - (magazine.ammo_count() * 10)))	//minimum probability of 10, maximum of 60
 			playsound(user, fire_sound, 50, 1)
 			user << "<span class='userdanger'>[src] blows up in your face!</span>"
-			user.take_organ_damage(0,20)
+			user.take_bodypart_damage(0,20)
 			user.unEquip(src)
 			return 0
 	..()

code/modules/projectiles/projectile.dm

@@ -63,14 +63,26 @@
 /obj/item/projectile/proc/on_range() //if we want there to be effects when they reach the end of their range
 	qdel(src)
 
-/obj/item/projectile/proc/on_hit(atom/target, blocked = 0, hit_zone)
+//to get the correct limb (if any) for the projectile hit message
+/mob/living/proc/check_limb_hit(hit_zone)
+	if(has_limbs)
+		return hit_zone
+
+/mob/living/carbon/check_limb_hit(hit_zone)
+	if(get_bodypart(hit_zone))
+		return hit_zone
+	else //when a limb is missing the damage is actually passed to the chest
+		return "chest"
+
+/obj/item/projectile/proc/on_hit(atom/target, blocked = 0)
 	if(!isliving(target))
 		return 0
 	var/mob/living/L = target
 	if(blocked != 100) // not completely blocked
 		var/organ_hit_text = ""
-		if(L.has_limbs)
-			organ_hit_text = " in \the [parse_zone(def_zone)]"
+		var/limb_hit = L.check_limb_hit(def_zone)//to get the correct message info.
+		if(limb_hit)
+			organ_hit_text = " in \the [parse_zone(limb_hit)]"
 		if(suppressed)
 			playsound(loc, hitsound, 5, 1, -1)
 			L << "<span class='userdanger'>You're shot by \a [src][organ_hit_text]!</span>"

code/modules/projectiles/projectile/beams.dm

@@ -73,7 +73,7 @@
 	icon_state = "pulse1_bl"
 	var/life = 20
 
-/obj/item/projectile/beam/pulse/heavy/on_hit(atom/target, blocked = 0, hit_zone)
+/obj/item/projectile/beam/pulse/heavy/on_hit(atom/target, blocked = 0)
 	life -= 10
 	if(life > 0)
 		. = -1

code/modules/projectiles/projectile/bullets.dm

@@ -174,11 +174,11 @@
 	create_reagents(50)
 	reagents.set_reacting(FALSE)
 
-/obj/item/projectile/bullet/dart/on_hit(atom/target, blocked = 0, hit_zone)
+/obj/item/projectile/bullet/dart/on_hit(atom/target, blocked = 0)
 	if(iscarbon(target))
 		var/mob/living/carbon/M = target
 		if(blocked != 100) // not completely blocked
-			if(M.can_inject(null,0,hit_zone,piercing)) // Pass the hit zone to see if it can inject by whether it hit the head or the body.
+			if(M.can_inject(null, 0, def_zone, piercing)) // Pass the hit zone to see if it can inject by whether it hit the head or the body.
 				..()
 				reagents.reaction(M, INJECT)
 				reagents.trans_to(M, reagents.total_volume)
@@ -188,7 +188,7 @@
 				target.visible_message("<span class='danger'>The [name] was deflected!</span>", \
 									   "<span class='userdanger'>You were protected against the [name]!</span>")
 
-	..(target, blocked, hit_zone)
+	..(target, blocked)
 	reagents.set_reacting(TRUE)
 	reagents.handle_reactions()
 	return 1
@@ -234,7 +234,7 @@
 	armour_penetration = 50
 	var/breakthings = TRUE
 
-/obj/item/projectile/bullet/sniper/on_hit(atom/target, blocked = 0, hit_zone)
+/obj/item/projectile/bullet/sniper/on_hit(atom/target, blocked = 0)
 	if((blocked != 100) && (!ismob(target) && breakthings))
 		target.ex_act(rand(1,2))
 	return ..()
@@ -248,7 +248,7 @@
 	weaken = 0
 	breakthings = FALSE
 
-/obj/item/projectile/bullet/sniper/soporific/on_hit(atom/target, blocked = 0, hit_zone)
+/obj/item/projectile/bullet/sniper/soporific/on_hit(atom/target, blocked = 0)
 	if((blocked != 100) && istype(target, /mob/living))
 		var/mob/living/L = target
 		L.Sleeping(20)
@@ -263,7 +263,7 @@
 	weaken = 0
 	breakthings = FALSE
 
-/obj/item/projectile/bullet/sniper/haemorrhage/on_hit(atom/target, blocked = 0, hit_zone)
+/obj/item/projectile/bullet/sniper/haemorrhage/on_hit(atom/target, blocked = 0)
 	if((blocked != 100) && iscarbon(target))
 		var/mob/living/carbon/C = target
 		C.bleed(100)
@@ -293,7 +293,7 @@
 	damage = 20
 	armour_penetration = 0
 
-/obj/item/projectile/bullet/saw/bleeding/on_hit(atom/target, blocked = 0, hit_zone)
+/obj/item/projectile/bullet/saw/bleeding/on_hit(atom/target, blocked = 0)
 	. = ..()
 	if((blocked != 100) && iscarbon(target))
 		var/mob/living/carbon/C = target

code/modules/projectiles/projectile/special.dm

@@ -98,8 +98,8 @@
 	if(iscarbon(target))
 		var/mob/living/carbon/C = target
 		if(C.dna.species.id == "pod")
-			randmuti(C)
-			randmut(C)
+			C.randmuti()
+			C.randmut()
 			C.updateappearance()
 			C.domutcheck()