Sort of compiles

Time to fix xenoarch, and then the map.

code/modules/projectiles/guns/energy/special.dm

@@ -289,6 +289,44 @@ modules/mob/living/carbon/human/life.dm if you die, you will be zoomed out.
 	origin_tech = null
 	m_amt = 0
 
+/obj/item/weapon/gun/energy/plasmacutter
+	name = "plasma cutter"
+	desc = "A mining tool capable of expelling concentrated plasma bursts. You could use it to cut limbs off of xenos! Or, you know, mine stuff."
+	icon_state = "plasmacutter"
+	item_state = "plasmacutter"
+	origin_tech = "combat=1;materials=3;magnets=2;plasmatech=2;engineering=1"
+	projectile_type = /obj/item/projectile/plasma
+	flags = CONDUCT | OPENCONTAINER
+	attack_verb = list("attacked", "slashed", "cut", "sliced")
+	charge_cost = 250
+	fire_delay = 10
+
+/obj/item/weapon/gun/energy/plasmacutter/examine(mob/user)
+	..()
+	if(power_supply)
+		user <<"<span class='notice'>[src] is [round(power_supply.percent())]% charged.</span>"
+
+/obj/item/weapon/gun/energy/plasmacutter/attackby(var/obj/item/A, var/mob/user)
+	if(istype(A, /obj/item/stack/sheet/mineral/plasma))
+		var/obj/item/stack/sheet/S = A
+		S.use(1)
+		power_supply.give(10000)
+		user << "<span class='notice'>You insert [A] in [src], recharging it.</span>"
+	else if(istype(A, /obj/item/weapon/ore/plasma))
+		qdel(A)
+		power_supply.give(5000)
+		user << "<span class='notice'>You insert [A] in [src], recharging it.</span>"
+	else
+		..()
+
+/obj/item/weapon/gun/energy/plasmacutter/adv
+	name = "advanced plasma cutter"
+	icon_state = "adv_plasmacutter"
+	origin_tech = "combat=3;materials=4;magnets=3;plasmatech=3;engineering=2"
+	projectile_type = /obj/item/projectile/plasma/adv
+	fire_delay = 8
+	charge_cost = 100
+
 /obj/item/weapon/gun/energy/disabler
 	name = "disabler"
 	desc = "A self-defense weapon that exhausts organic targets, weakening them until they collapse."

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

@@ -95,7 +95,7 @@
 
 /obj/item/weapon/gun/projectile/shotgun/riot/attackby(var/obj/item/A as obj, mob/user as mob, params)
 	..()
-	if(istype(A, /obj/item/weapon/circular_saw) || istype(A, /obj/item/weapon/melee/energy) || istype(A, /obj/item/weapon/pickaxe/plasmacutter))
+	if(istype(A, /obj/item/weapon/circular_saw) || istype(A, /obj/item/weapon/melee/energy) || istype(A, /obj/item/weapon/gun/energy/plasmacutter))
 		sawoff(user)
 
 
@@ -154,7 +154,7 @@
 	..()
 	if(istype(A, /obj/item/ammo_box) || istype(A, /obj/item/ammo_casing))
 		chamber_round()
-	if(istype(A, /obj/item/weapon/circular_saw) || istype(A, /obj/item/weapon/melee/energy) || istype(A, /obj/item/weapon/pickaxe/plasmacutter))
+	if(istype(A, /obj/item/weapon/circular_saw) || istype(A, /obj/item/weapon/melee/energy) || istype(A, /obj/item/weapon/gun/energy/plasmacutter))
 		sawoff(user)
 
 /obj/item/weapon/gun/projectile/revolver/doublebarrel/attack_self(mob/living/user as mob)
@@ -197,7 +197,7 @@
 		else
 			user << "<span class='warning'>You need at least ten lengths of cable if you want to make a sling.</span>"
 			return
-			
+
 // Sawing guns related procs //
 
 /obj/item/weapon/gun/projectile/proc/blow_up(mob/user as mob)
@@ -238,4 +238,3 @@
 		return
 	else
 		sawn_state = SAWN_INTACT
-		

code/modules/projectiles/projectile/special.dm

@@ -198,7 +198,7 @@ obj/item/projectile/kinetic/New()
 	var/turf/target_turf= get_turf(target)
 	if(istype(target_turf, /turf/simulated/mineral))
 		var/turf/simulated/mineral/M = target_turf
-		M.GetDrilled()
+		M.gets_drilled()
 	new /obj/item/effect/kinetic_blast(target_turf)
 	..()
 
@@ -239,3 +239,34 @@ obj/item/projectile/kinetic/New()
 		else
 			do_teleport(target, target, 15) //Otherwise it just warps you off somewhere.
 
+/obj/item/projectile/plasma
+	name = "plasma blast"
+	icon_state = "plasmacutter"
+	damage_type = BRUTE
+	damage = 5
+	range = 1
+
+/obj/item/projectile/plasma/New()
+	var/turf/proj_turf = get_turf(src)
+	if(!istype(proj_turf, /turf))
+		return
+	var/datum/gas_mixture/environment = proj_turf.return_air()
+	var/pressure = environment.return_pressure()
+	if(pressure < 30)
+		name = "full strength plasma blast"
+		damage *= 3
+		range += 3
+	..()
+
+/obj/item/projectile/plasma/on_hit(var/atom/target)
+	if(istype(target, /turf/simulated/mineral))
+		var/turf/simulated/mineral/M = target
+		M.gets_drilled(firer)
+	return ..()
+
+/obj/item/projectile/plasma/adv
+	range = 2
+
+/obj/item/projectile/plasma/adv/mech
+	damage = 10
+	range = 3