chest targeting fixes

code/modules/food/kitchen/cooking_machines/fryer.dm

@@ -206,7 +206,7 @@
 
 	var/obj/item/organ/external/E
 	var/nopain
-	if(ishuman(victim) && user.zone_sel.selecting != "groin" && user.zone_sel.selecting != "chest")
+	if(ishuman(victim) && user.zone_sel.selecting != BP_GROIN && user.zone_sel.selecting != BP_TORSO)
 		var/mob/living/carbon/human/H = victim
 		E = H.get_organ(user.zone_sel.selecting)
 		if(!E || E.species.flags & NO_PAIN)

code/modules/mob/living/carbon/human/human_defense.dm

@@ -325,7 +325,7 @@ emp_act
 
 		if(!stat)
 			switch(hit_zone)
-				if("head")//Harder to score a stun but if you do it lasts a bit longer
+				if(BP_HEAD)//Harder to score a stun but if you do it lasts a bit longer
 					if(prob(effective_force))
 						apply_effect(20, PARALYZE, blocked, soaked)
 						visible_message("<span class='danger'>\The [src] has been knocked unconscious!</span>")
@@ -339,7 +339,7 @@ emp_act
 						if(glasses && prob(33))
 							glasses.add_blood(src)
 							update_inv_glasses(0)
-				if("chest")//Easier to score a stun but lasts less time
+				if(BP_TORSO)//Easier to score a stun but lasts less time
 					if(prob(effective_force + 10))
 						apply_effect(6, WEAKEN, blocked, soaked)
 						visible_message("<span class='danger'>\The [src] has been knocked down!</span>")

code/modules/mob/mob_helpers.dm

@@ -598,33 +598,33 @@ var/global/list/intents = list(I_HELP,I_DISARM,I_GRAB,I_HURT)
 
 //The base miss chance for the different defence zones
 var/global/list/base_miss_chance = list(
-	"head" = 40,
-	"chest" = 10,
-	"groin" = 20,
-	"l_leg" = 20,
-	"r_leg" = 20,
-	"l_arm" = 20,
-	"r_arm" = 20,
-	"l_hand" = 50,
-	"r_hand" = 50,
-	"l_foot" = 50,
-	"r_foot" = 50,
+	BP_HEAD = 40,
+	BP_TORSO = 10,
+	BP_GROIN = 20,
+	BP_L_LEG = 20,
+	BP_R_LEG = 20,
+	BP_L_ARM = 20,
+	BP_R_ARM = 20,
+	BP_L_HAND = 50,
+	BP_R_HAND = 50,
+	BP_L_FOOT = 50,
+	BP_R_FOOT = 50,
 )
 
 //Used to weight organs when an organ is hit randomly (i.e. not a directed, aimed attack).
 //Also used to weight the protection value that armour provides for covering that body part when calculating protection from full-body effects.
 var/global/list/organ_rel_size = list(
-	"head" = 25,
-	"chest" = 70,
-	"groin" = 30,
-	"l_leg" = 25,
-	"r_leg" = 25,
-	"l_arm" = 25,
-	"r_arm" = 25,
-	"l_hand" = 10,
-	"r_hand" = 10,
-	"l_foot" = 10,
-	"r_foot" = 10,
+	BP_HEAD = 25,
+	BP_TORSO = 70,
+	BP_GROIN = 30,
+	BP_L_LEG = 25,
+	BP_R_LEG = 25,
+	BP_L_ARM = 25,
+	BP_R_ARM = 25,
+	BP_L_HAND = 10,
+	BP_R_HAND = 10,
+	BP_L_FOOT = 10,
+	BP_R_FOOT = 10,
 )
 
 /mob/proc/flash_eyes(intensity = FLASH_PROTECTION_MODERATE, override_blindness_check = FALSE, affect_silicon = FALSE, visual = FALSE, type = /obj/screen/fullscreen/flash)

code/modules/spells/targeted/projectile/projectile.dm

@@ -33,7 +33,7 @@ If the spell_projectile is seeking, it will update its target every process and
 		if(istype(projectile, /obj/item/projectile/spell_projectile))
 			var/obj/item/projectile/spell_projectile/SP = projectile
 			SP.carried = src //casting is magical
-		projectile.def_zone = check_zone("chest")
+		projectile.def_zone = check_zone(BP_TORSO)
 		projectile.old_style_target(target)
 		projectile.fire()