Merge pull request #10916 from Citadel-Station-13/kevinz000-patch-6

Projectiles now always hit chest if targeting chest, snipers now have 100% targeting zone accuracy

code/modules/projectiles/projectile.dm

@@ -90,6 +90,10 @@
 	var/decayedRange			//stores original range
 	var/reflect_range_decrease = 5			//amount of original range that falls off when reflecting, so it doesn't go forever
 	var/is_reflectable = FALSE // Can it be reflected or not?
+	
+	/// factor to multiply by for zone accuracy percent.
+	var/zone_accuracy_factor = 1
+	
 		//Effects
 	var/stun = 0
 	var/knockdown = 0
@@ -249,7 +253,8 @@
 			return TRUE
 
 	var/distance = get_dist(T, starting) // Get the distance between the turf shot from and the mob we hit and use that for the calculations.
-	def_zone = ran_zone(def_zone, max(100-(7*distance), 5)) //Lower accurancy/longer range tradeoff. 7 is a balanced number to use.
+	if(check_zone(def_zone) != BODY_ZONE_CHEST)
+		def_zone = ran_zone(def_zone, max(100-(7*distance), 5) * zone_accuracy_factor) //Lower accurancy/longer range tradeoff. 7 is a balanced number to use.
 
 	if(isturf(A) && hitsound_wall)
 		var/volume = CLAMP(vol_by_damage() + 20, 0, 100)

code/modules/projectiles/projectile/bullets/sniper.dm

@@ -7,6 +7,7 @@
 	knockdown = 100
 	dismemberment = 50
 	armour_penetration = 50
+	zone_accuracy_factor = 100		//guarunteed 100%
 	var/breakthings = TRUE
 
 /obj/item/projectile/bullet/p50/on_hit(atom/target, blocked = 0)