Merge pull request #12682 from Rykka-Stormheart/shep-dev-TGMC-ammo-HUD

TGMC Ammo HUD Earlyport

code/_onclick/hud/_defines.dm

@@ -103,6 +103,12 @@
 #define ui_alien_fire "EAST-1:28,NORTH-3:25"
 #define ui_alien_oxygen "EAST-1:28,NORTH-4:25"
 
+// Goes above HUD, mid-right
+#define ui_ammo_hud1 "EAST-1:28,CENTER+1:25"
+#define ui_ammo_hud2 "EAST-1:28,CENTER+2:27"
+#define ui_ammo_hud3 "EAST-1:28,CENTER+3:29"
+#define ui_ammo_hud4 "EAST-1:28,CENTER+4:31"
+
 //Middle right (status indicators)
 #define ui_temp "EAST-1:28,CENTER-2:13"
 #define ui_health "EAST-1:28,CENTER-1:15"

code/_onclick/hud/hud.dm

@@ -1,3 +1,4 @@
+#define MAX_AMMO_HUD_POSSIBLE 4 // Cap the amount of HUDs at 4.
 /*
 	The global hud:
 	Uses the same visual objects for all players.
@@ -191,6 +192,9 @@ var/list/global_huds = list(
 	var/icon/ui_style
 	var/ui_color
 	var/ui_alpha
+	
+	// TGMC Ammo HUD Port
+	var/list/obj/screen/ammo_hud_list = list()
 
 	var/list/minihuds = list()
 
@@ -220,6 +224,7 @@ var/list/global_huds = list(
 	other_important = null
 	hotkeybuttons = null
 //	item_action_list = null // ?
+	QDEL_LIST(ammo_hud_list)
 	mymob = null
 
 /datum/hud/proc/hidden_inventory_update()
@@ -460,4 +465,37 @@ var/list/global_huds = list(
 	client.screen += client.void
 
 /mob/new_player/add_click_catcher()
-	return
+	return
+	
+/* TGMC Ammo HUD Port
+ * These procs call to screen_objects.dm's respective procs.
+ * All these do is manage the amount of huds on screen and set the HUD.
+*/
+///Add an ammo hud to the user informing of the ammo count of G
+/datum/hud/proc/add_ammo_hud(mob/living/user, obj/item/weapon/gun/G)
+	if(length(ammo_hud_list) >= MAX_AMMO_HUD_POSSIBLE)
+		return
+	var/obj/screen/ammo/ammo_hud = new
+	ammo_hud_list[G] = ammo_hud
+	ammo_hud.screen_loc = ammo_hud.ammo_screen_loc_list[length(ammo_hud_list)]
+	ammo_hud.add_hud(user, G)
+	ammo_hud.update_hud(user, G)
+
+///Remove the ammo hud related to the gun G from the user
+/datum/hud/proc/remove_ammo_hud(mob/living/user, obj/item/weapon/gun/G)
+	var/obj/screen/ammo/ammo_hud = ammo_hud_list[G]
+	if(isnull(ammo_hud))
+		return
+	ammo_hud.remove_hud(user, G)
+	qdel(ammo_hud)
+	ammo_hud_list -= G
+	var/i = 1
+	for(var/key in ammo_hud_list)
+		ammo_hud = ammo_hud_list[key]
+		ammo_hud.screen_loc = ammo_hud.ammo_screen_loc_list[i]
+		i++
+
+///Update the ammo hud related to the gun G
+/datum/hud/proc/update_ammo_hud(mob/living/user, obj/item/weapon/gun/G)
+	var/obj/screen/ammo/ammo_hud = ammo_hud_list[G]
+	ammo_hud?.update_hud(user, G)

code/_onclick/hud/screen_objects.dm

@@ -898,3 +898,80 @@
 	icon_state = null
 	plane = PLANE_HOLOMAP_ICONS
 	appearance_flags = KEEP_TOGETHER
+
+// Begin TGMC Ammo HUD Port
+/obj/screen/ammo
+	name = "ammo"
+	icon = 'icons/mob/screen_ammo.dmi'
+	icon_state = "ammo"
+	screen_loc = ui_ammo_hud1
+	var/warned = FALSE
+	var/static/list/ammo_screen_loc_list = list(ui_ammo_hud1, ui_ammo_hud2, ui_ammo_hud3 ,ui_ammo_hud4)
+
+/obj/screen/ammo/proc/add_hud(var/mob/living/user, var/obj/item/weapon/gun/G)
+	
+	if(!user?.client)
+		return
+	
+	if(!G)
+		CRASH("/obj/screen/ammo/proc/add_hud() has been called from [src] without the required param of G")
+
+	if(!G.has_ammo_counter())
+		return
+
+	user.client.screen += src
+
+/obj/screen/ammo/proc/remove_hud(var/mob/living/user)
+	user?.client?.screen -= src
+
+/obj/screen/ammo/proc/update_hud(var/mob/living/user, var/obj/item/weapon/gun/G)
+	if(!user?.client?.screen.Find(src))
+		return
+
+	if(!G || !istype(G) || !G.has_ammo_counter() || !G.get_ammo_type() || isnull(G.get_ammo_count()))
+		remove_hud()
+		return
+
+	var/list/ammo_type = G.get_ammo_type()
+	var/rounds = G.get_ammo_count()
+
+	var/hud_state = ammo_type[1]
+	var/hud_state_empty = ammo_type[2]
+
+	overlays.Cut()
+
+	var/empty = image('icons/mob/screen_ammo.dmi', src, "[hud_state_empty]")
+
+	if(rounds == 0)
+		if(warned)
+			overlays += empty
+		else
+			warned = TRUE
+			var/obj/screen/ammo/F = new /obj/screen/ammo(src)
+			F.icon_state = "frame"
+			user.client.screen += F
+			flick("[hud_state_empty]_flash", F)
+			spawn(20)
+				user.client.screen -= F
+				qdel(F)
+				overlays += empty
+	else
+		warned = FALSE
+		overlays += image('icons/mob/screen_ammo.dmi', src, "[hud_state]")
+
+	rounds = num2text(rounds)
+	//Handle the amount of rounds
+	switch(length(rounds))
+		if(1)
+			overlays += image('icons/mob/screen_ammo.dmi', src, "o[rounds[1]]")
+		if(2)
+			overlays += image('icons/mob/screen_ammo.dmi', src, "o[rounds[2]]")
+			overlays += image('icons/mob/screen_ammo.dmi', src, "t[rounds[1]]")
+		if(3)
+			overlays += image('icons/mob/screen_ammo.dmi', src, "o[rounds[3]]")
+			overlays += image('icons/mob/screen_ammo.dmi', src, "t[rounds[2]]")
+			overlays += image('icons/mob/screen_ammo.dmi', src, "h[rounds[1]]")
+		else //"0" is still length 1 so this means it's over 999
+			overlays += image('icons/mob/screen_ammo.dmi', src, "o9")
+			overlays += image('icons/mob/screen_ammo.dmi', src, "t9")
+			overlays += image('icons/mob/screen_ammo.dmi', src, "h9")

code/game/objects/items/weapons/grenades/explosive.dm

@@ -12,6 +12,7 @@
 	//The radius of the circle used to launch projectiles. Lower values mean less projectiles are used but if set too low gaps may appear in the spread pattern
 	var/spread_range = 7
 	loadable = null
+	hud_state = "grenade_frag" // TGMC Ammo HUD Port
 
 /obj/item/weapon/grenade/explosive/detonate()
 	..()

code/game/objects/items/weapons/grenades/grenade.dm

@@ -13,6 +13,8 @@
 	var/det_time = 50
 	var/loadable = TRUE
 	var/arm_sound = 'sound/weapons/armbomb.ogg'
+	var/hud_state = "grenade_he" // TGMC Ammo HUD Port
+	var/hud_state_empty = "grenade_empty" // TGMC Ammo HUD Port
 
 /obj/item/weapon/grenade/proc/clown_check(var/mob/living/user)
 	if((CLUMSY in user.mutations) && prob(50))

code/game/objects/items/weapons/grenades/smokebomb.dm

@@ -6,6 +6,7 @@
 	det_time = 20
 	item_state = "flashbang"
 	slot_flags = SLOT_BELT
+	hud_state = "grenade_smoke"
 	var/datum/effect/effect/system/smoke_spread/bad/smoke
 	var/smoke_color
 	var/smoke_strength = 8

code/modules/power/cell.dm

@@ -54,6 +54,12 @@
 	if(self_recharge)
 		if(world.time >= last_use + charge_delay)
 			give(charge_amount)
+			// TGMC Ammo HUD - Update the HUD every time we're called to recharge.
+			if(istype(loc, /obj/item/weapon/gun/energy)) // Are we in a gun currently?
+				var/obj/item/weapon/gun/energy/gun = loc
+				var/mob/living/user = gun.loc
+				if(istype(user))
+					user?.hud_used.update_ammo_hud(user, gun) // Update the HUD
 	else
 		return PROCESS_KILL
 

code/modules/projectiles/gun.dm

@@ -435,6 +435,7 @@
 		else
 			set_light(0)
 		//VOREStation Edit End
+	user.hud_used.update_ammo_hud(user, src)
 
 // Similar to the above proc, but does not require a user, which is ideal for things like turrets.
 /obj/item/weapon/gun/proc/Fire_userless(atom/target)
@@ -527,6 +528,7 @@
 /obj/item/weapon/gun/proc/handle_click_empty(mob/user)
 	if (user)
 		user.visible_message("*click click*", "<span class='danger'>*click*</span>")
+		user.hud_used.update_ammo_hud(user, src)
 	else
 		src.visible_message("*click click*")
 	playsound(src, 'sound/weapons/empty.ogg', 100, 1)
@@ -758,8 +760,35 @@
 	var/datum/firemode/new_mode = firemodes[sel_mode]
 	new_mode.apply_to(src)
 	to_chat(user, "<span class='notice'>\The [src] is now set to [new_mode.name].</span>")
+	user.hud_used.update_ammo_hud(user, src) // TGMC Ammo HUD
 
 	return new_mode
 
 /obj/item/weapon/gun/attack_self(mob/user)
 	switch_firemodes(user)
+
+/* TGMC Ammo HUD Port Begin */
+/obj/item/weapon/gun
+	var/hud_enabled = TRUE
+
+/obj/item/weapon/gun/proc/has_ammo_counter()
+	return FALSE
+
+/obj/item/weapon/gun/proc/get_ammo_type()
+	return FALSE
+
+/obj/item/weapon/gun/proc/get_ammo_count()
+	return FALSE
+
+/obj/item/weapon/gun/equipped(mob/living/user, slot) // When a gun is equipped to your hands, we'll add the HUD to the user. Pending porting over TGMC guncode where wielding is far more sensible.
+	if(slot == slot_l_hand || slot == slot_r_hand)
+		user.hud_used.add_ammo_hud(user, src)
+	else
+		user.hud_used.remove_ammo_hud(user, src)
+
+	return ..()
+
+/obj/item/weapon/gun/dropped(mob/living/user) // Ditto as above, we remove the HUD. Pending porting TGMC code to clean up this fucking nightmare of spaghetti. 
+	user.hud_used.remove_ammo_hud(user, src)
+
+	..()

code/modules/projectiles/guns/energy.dm

@@ -91,6 +91,9 @@
 
 			power_supply.give(rechargeamt) //... to recharge 1/5th the battery
 			update_icon()
+			var/mob/living/M = loc // TGMC Ammo HUD
+			if(istype(M)) // TGMC Ammo HUD
+				M?.hud_used.update_ammo_hud(M, src) // TGMC Ammo HUD
 		else
 			charge_tick = 0
 	return 1
@@ -110,6 +113,9 @@
 	if(!power_supply) return null
 	if(!ispath(projectile_type)) return null
 	if(!power_supply.checked_use(charge_cost)) return null
+	var/mob/living/M = loc // TGMC Ammo HUD 
+	if(istype(M)) // TGMC Ammo HUD 
+		M?.hud_used.update_ammo_hud(M, src)
 	return new projectile_type(src)
 
 /obj/item/weapon/gun/energy/proc/load_ammo(var/obj/item/C, mob/user)
@@ -131,6 +137,7 @@
 					playsound(src, 'sound/weapons/flipblade.ogg', 50, 1)
 					update_icon()
 					update_held_icon()
+					user.hud_used.update_ammo_hud(user, src) // TGMC Ammo HUD
 		else
 			to_chat(user, "<span class='notice'>This cell is not fitted for [src].</span>")
 	return
@@ -147,6 +154,7 @@
 		playsound(src, 'sound/weapons/empty.ogg', 50, 1)
 		update_icon()
 		update_held_icon()
+		user.hud_used.update_ammo_hud(user, src) // TGMC Ammo HUD
 	else
 		to_chat(user, "<span class='notice'>[src] does not have a power cell.</span>")
 
@@ -234,3 +242,20 @@
 	results += ..()
 
 	return results
+
+// TGMC AMMO HUD
+/obj/item/weapon/gun/energy/has_ammo_counter()
+	return TRUE
+
+/obj/item/weapon/gun/energy/get_ammo_type()
+	if(!projectile_type)
+		return list("unknown", "unknown")
+	else
+		var/obj/item/projectile/P = projectile_type
+		return list(initial(P.hud_state), initial(P.hud_state_empty))
+
+/obj/item/weapon/gun/energy/get_ammo_count()
+	if(!power_supply)
+		return 0
+	else
+		return FLOOR(power_supply.charge / max(charge_cost, 1), 1)

code/modules/projectiles/guns/energy/cell_loaded_vr/cell_loaded.dm

@@ -49,8 +49,6 @@
 
 	var/obj/item/ammo_casing/microbattery/batt = chambered
 
-	charge_left = batt.shots_left
-	max_charge = initial(batt.shots_left)
 	if(ammo_magazine) //Crawl to find more
 		for(var/obj/item/ammo_casing/microbattery/bullet as anything in ammo_magazine.stored_ammo)
 			if(istype(bullet,batt.type))
@@ -67,6 +65,9 @@
 	chambered = new_batt
 	update_charge()
 	update_icon()
+	var/mob/living/M = loc // TGMC Ammo HUD 
+	if(istype(M)) // TGMC Ammo HUD 
+		M?.hud_used.update_ammo_hud(M, src)
 
 /obj/item/weapon/gun/projectile/cell_loaded/attack_self(mob/user)
 	if(!chambered)
@@ -169,6 +170,11 @@
 		update_icon()
 	playsound(src, 'sound/weapons/flipblade.ogg', 50, 1)
 	update_icon()
+	if(istype(loc, /obj/item/weapon/gun/projectile/cell_loaded)) // Update the HUD if we're in a gun + have a user. Not that one should be able to reload the mag while it's in a gun, but just in caaaaase.
+		var/obj/item/weapon/gun/projectile/cell_loaded/cell_load = loc
+		var/mob/living/M = cell_load.loc
+		if(istype(M))
+			M?.hud_used.update_ammo_hud(M, cell_load)
 
 /obj/item/ammo_magazine/cell_mag/update_icon()
 	cut_overlays()
@@ -277,4 +283,31 @@
 	new /obj/item/ammo_casing/microbattery/combat/xray(src)
 	new /obj/item/ammo_casing/microbattery/medical/stabilize2(src)
 	new /obj/item/ammo_casing/microbattery/medical/haste(src)
-	new /obj/item/ammo_casing/microbattery/medical/resist(src)
+	new /obj/item/ammo_casing/microbattery/medical/resist(src)
+	
+// TGMC Ammo HUD: Custom handling for cell-loaded weaponry.
+/*
+/obj/item/weapon/gun/projectile/cell_loaded/get_ammo_type()
+	if(!projectile_type)
+		return list("unknown", "unknown")
+	else
+		var/obj/item/projectile/P = projectile_type
+		return list(initial(P.hud_state), initial(P.hud_state_empty))
+*/
+/obj/item/weapon/gun/projectile/cell_loaded/get_ammo_count()
+	if(!chambered)
+		return 0 // We're not chambered, so we have 0 rounds loaded.
+
+	var/obj/item/ammo_casing/microbattery/batt = chambered
+	
+	var/shots
+	if(ammo_magazine) // Check how much ammo we have
+		for(var/obj/item/ammo_casing/microbattery/bullet as anything in ammo_magazine.stored_ammo)
+			if(istype(bullet,batt.type))
+				shots += bullet.shots_left
+		if(shots > 0) // We have shots ready to fire.
+			return shots
+		else // We're out of shots.
+			return 0
+	else // Else, we're unloaded/don't have a magazine.
+		return 0

code/modules/projectiles/guns/energy/cell_loaded_vr/ml3m_cells.dm

@@ -13,6 +13,7 @@
 	damage = 0
 	check_armour = "laser"
 	light_color = "#80F5FF"
+	hud_state = "laser_disabler"
 
 	combustion = FALSE
 

code/modules/projectiles/guns/energy/cell_loaded_vr/multi_cannon.dm

@@ -57,4 +57,16 @@
 /obj/item/weapon/gun/projectile/multi_cannon/unload_ammo(mob/user, var/allow_dump=1)
 	.=..()
 	update_icon()
-	chambered = null
+	chambered = null
+	
+/obj/item/weapon/gun/projectile/multi_cannon/get_ammo_count() // Custom handling for the Curabitur.
+	if(istype(chambered, /obj/item/ammo_casing/macrobattery))
+		var/obj/item/ammo_casing/macrobattery/battery = chambered
+		if(battery.charge) // Does the battery have charge?
+			return battery.charge // This should safely return the amount of shots we have. Every time we fire, we decrement charge by 1, at least in all the cells I can see.
+		else // No charge in the battery.
+			return 0 // Return 0 ammo to the HUD.
+	else if(chambered == null)
+		return 0
+	else
+		CRASH("/obj/item/weapon/gun/projectile/multi_cannon/get_ammo_count() was called from [src] but did not have a valid magazine loaded, somehow! Chambered is currently [chambered].")

code/modules/projectiles/guns/energy/cell_loaded_vr/multi_cannon_cells.dm

@@ -38,6 +38,12 @@
 		//alright, the below seems jank. it IS jank, but for whatever reason I can't reuse BB. big bad
 		BB = null
 		BB = new projectile_type
+		// TGMC Ammo HUD - Update the HUD every time we expend/fire, given the Curabitur's method of handling firing.
+		if(istype(loc, /obj/item/weapon/gun/projectile/multi_cannon))
+			var/obj/item/weapon/gun/projectile/multi_cannon = loc
+			var/mob/living/user = multi_cannon.loc
+			if(istype(user))
+				user?.hud_used.update_ammo_hud(user, multi_cannon)
 		return 
 	else
 		BB = null
@@ -52,6 +58,13 @@
 		STOP_PROCESSING(SSobj, src)
 	if(istype(loc,/obj/item/weapon/gun/projectile/multi_cannon))
 		loc.update_icon()	
+		
+	// TGMC Ammo HUD - Update the HUD every time we're called to recharge.
+	if(istype(loc, /obj/item/weapon/gun/projectile/multi_cannon))
+		var/obj/item/weapon/gun/projectile/multi_cannon = loc
+		var/mob/living/user = multi_cannon.loc
+		if(istype(user))
+			user?.hud_used.update_ammo_hud(user, multi_cannon)
 
 //variants here, there's not many of them.
 

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

@@ -184,11 +184,13 @@
 		if(!do_after(user, 10, src))
 			break
 		playsound(src,'sound/items/change_drill.ogg',25,1)
+		user.hud_used.update_ammo_hud(user, src)
 		if(power_supply.give(phase_power) < phase_power)
 			break
 
 	recharging = 0
 	update_icon()
+	user.hud_used.update_ammo_hud(user, src) // Update one last time once we're finished!
 
 /obj/item/weapon/gun/energy/locked/frontier/update_icon()
 	if(recharging)

code/modules/projectiles/guns/projectile.dm

@@ -54,6 +54,10 @@
 		chambered = ammo_magazine.stored_ammo[ammo_magazine.stored_ammo.len]
 		if(handle_casings != HOLD_CASINGS)
 			ammo_magazine.stored_ammo -= chambered
+			
+	var/mob/living/M = loc // TGMC Ammo HUD 
+	if(istype(M)) // TGMC Ammo HUD 
+		M?.hud_used.update_ammo_hud(M, src)
 
 	if (chambered)
 		return chambered.BB
@@ -98,6 +102,10 @@
 
 	if(handle_casings != HOLD_CASINGS)
 		chambered = null
+	
+	var/mob/living/M = loc // TGMC Ammo HUD 
+	if(istype(M)) // TGMC Ammo HUD 
+		M?.hud_used.update_ammo_hud(M, src)
 
 
 //Attempts to load A into src, depending on the type of thing being loaded and the load_method
@@ -117,6 +125,7 @@
 				AM.loc = src
 				ammo_magazine = AM
 				user.visible_message("[user] inserts [AM] into [src].", "<span class='notice'>You insert [AM] into [src].</span>")
+				user.hud_used.update_ammo_hud(user, src)
 				playsound(src, 'sound/weapons/flipblade.ogg', 50, 1)
 			if(SPEEDLOADER)
 				if(loaded.len >= max_shells)
@@ -131,8 +140,10 @@
 						loaded += C
 						AM.stored_ammo -= C //should probably go inside an ammo_magazine proc, but I guess less proc calls this way...
 						count++
+						user.hud_used.update_ammo_hud(user, src) 
 				if(count)
 					user.visible_message("[user] reloads [src].", "<span class='notice'>You load [count] round\s into [src].</span>")
+					user.hud_used.update_ammo_hud(user, src) 
 					playsound(src, 'sound/weapons/empty.ogg', 50, 1)
 		AM.update_icon()
 	else if(istype(A, /obj/item/ammo_casing))
@@ -168,6 +179,7 @@
 			sleep(1 SECOND)
 
 	update_icon()
+	user.hud_used.update_ammo_hud(user, src) 
 
 //attempts to unload src. If allow_dump is set to 0, the speedloader unloading method will be disabled
 /obj/item/weapon/gun/projectile/proc/unload_ammo(mob/user, var/allow_dump=1)
@@ -177,6 +189,7 @@
 		playsound(src, 'sound/weapons/empty.ogg', 50, 1)
 		ammo_magazine.update_icon()
 		ammo_magazine = null
+		user.hud_used.update_ammo_hud(user, src) 
 	else if(loaded.len)
 		//presumably, if it can be speed-loaded, it can be speed-unloaded.
 		if(allow_dump && (load_method & SPEEDLOADER))
@@ -195,9 +208,11 @@
 			user.put_in_hands(C)
 			user.visible_message("[user] removes \a [C] from [src].", "<span class='notice'>You remove \a [C] from [src].</span>")
 		playsound(src, 'sound/weapons/empty.ogg', 50, 1)
+		user.hud_used.update_ammo_hud(user, src) 
 	else
 		to_chat(user, "<span class='warning'>[src] is empty.</span>")
 	update_icon()
+	user.hud_used.update_ammo_hud(user, src) 
 
 /obj/item/weapon/gun/projectile/attackby(var/obj/item/A as obj, mob/user as mob)
 	..()
@@ -228,6 +243,7 @@
 		ammo_magazine.update_icon()
 		ammo_magazine = null
 		update_icon() //make sure to do this after unsetting ammo_magazine
+		user.hud_used.update_ammo_hud(user, src) 
 
 /obj/item/weapon/gun/projectile/examine(mob/user)
 	. = ..()
@@ -256,3 +272,72 @@
 
 	unload_ammo(usr)
 */
+
+// TGMC Ammo HUD Insertion
+/obj/item/weapon/gun/projectile/has_ammo_counter()
+	return TRUE
+
+/obj/item/weapon/gun/projectile/get_ammo_type()
+	if(load_method & MAGAZINE)
+		if(chambered) // Do we have an ammo casing chambered
+			var/obj/item/ammo_casing/A = chambered
+			var/obj/item/projectile/P = A.projectile_type
+			return list(initial(P.hud_state), initial(P.hud_state_empty))
+		else if(ammo_magazine && ammo_magazine.stored_ammo.len) // Do we have a mag, and have ammo in the mag, but nothing chambered?
+			var/obj/item/ammo_casing/A = ammo_magazine.stored_ammo[1]
+			var/obj/item/projectile/P = A.projectile_type
+			return list(initial(P.hud_state), initial(P.hud_state_empty))
+		else if(src.projectile_type) // Else, we're entirely empty, and irregardless of the mag we have loaded (as it's empty, or it would've passed the length check above), return the DEFAULT projectile_type on the gun, if set.
+			var/obj/item/projectile/P = src.projectile_type
+			return list(initial(P.hud_state), initial(P.hud_state_empty))
+		else
+			return list("unknown", "unknown") // Safety, this shouldn't happen, but just in case
+	else if(load_method & (SINGLE_CASING|SPEEDLOADER)) // Do we load with single casings OR speedloaders?
+		if(chambered) // Do we have an ammo casing loaded in the chamber? All casings still have a projectile_type var.
+			var/obj/item/ammo_casing/A = chambered
+			var/obj/item/projectile/P = A.projectile_type
+			return list(initial(P.hud_state), initial(P.hud_state_empty)) // Return the casing's projectile_type ammo hud state
+		else if(loaded.len) // Else, is the gun loaded, but no ammo casings in chamber currently?
+			var/obj/item/ammo_casing/A = loaded[1]
+			var/obj/item/projectile/P = A.projectile_type
+			return list(initial(P.hud_state), initial(P.hud_state_empty)) // Return the ammunition loaded in the gun's hud_state
+		else if(src.projectile_type) // Else, we're entirely empty, and have nothing loaded in the gun, and nothing in the chamber. Return the DEFAULT projectile_type on the gun, if set.
+			var/obj/item/projectile/P = src.projectile_type
+			return list(initial(P.hud_state), initial(P.hud_state_empty))
+		else
+			return list("unknown", "unknown") // Safety, this shouldn't happen, but just in case
+	else if(src.projectile_type) // Failsafe if we somehow don't pass the above. Return the DEFAULT projectile_type on the gun, if set.
+		var/obj/item/projectile/P = src.projectile_type
+		return list(initial(P.hud_state), initial(P.hud_state_empty))
+	else  // Failsafe if we somehow fail all three methods
+		return list("unknown", "unknown")
+
+/obj/item/weapon/gun/projectile/get_ammo_count()
+	if(ammo_magazine) // Do we have a magazine loaded?
+		var/shots_left
+		if(chambered && chambered.BB) // Do we have a bullet in the currently-chambered casing, if any?
+			shots_left++
+		for(var/obj/item/ammo_casing/bullet in ammo_magazine.stored_ammo)
+			if(bullet.BB)
+				shots_left++
+		
+		if(shots_left > 0)
+			return shots_left
+		else
+			return 0 // No ammo left or failsafe.
+	else if(loaded) // Do we use internal ammunition
+		var/shots_left
+		if(chambered && chambered.BB) // Do we have a bullet in the currently-chambered casing, if any?
+			shots_left++
+		for(var/obj/item/ammo_casing/bullet in loaded)
+			if(bullet.BB) // Only increment how many shots we have left if we're loaded.
+				shots_left++
+		
+		if(shots_left > 0)
+			return shots_left
+		else
+			return 0 // No ammo left or failsafe.
+	else if(chambered) // If we don't have a magazine or internal ammunition loaded, but we have a casing in chamber, return the amount.
+		return chambered.BB ? 1 : 0
+	else // Failsafe, or completely unloaded
+		return 0

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

@@ -1,6 +1,7 @@
 /*
  * Shotgun
  */
+
 /obj/item/weapon/gun/projectile/shotgun/pump
 	name = "shotgun"
 	desc = "The mass-produced MarsTech Meteor 29 shotgun is a favourite of police and security forces on many worlds. Uses 12g rounds."
@@ -43,12 +44,14 @@
 		else
 			chambered.loc = get_turf(src) // Eject casing
 		chambered = null
+		M.hud_used.update_ammo_hud(M, src) // TGMC Ammo HUD Port
 
 	// Load next shell
 	if(loaded.len)
 		var/obj/item/ammo_casing/AC = loaded[1] // Load next casing.
 		loaded -= AC // Remove casing from loaded list.
 		chambered = AC
+		M.hud_used.update_ammo_hud(M, src) // TGMC Ammo HUD Port
 
 	if(pump_animation) // This affects all bolt action and shotguns.
 		flick("[pump_animation]", src) // This plays any pumping
@@ -180,6 +183,7 @@
 			burst = 2
 			user.visible_message("<span class='danger'>The shotgun goes off!</span>", "<span class='danger'>The shotgun goes off in your face!</span>")
 			Fire_userless(user)
+			user.hud_used.update_ammo_hud(user, src) // TGMC Ammo HUD Port
 			burst = burstsetting
 			return
 		if(do_after(user, 30)) // SHIT IS STEALTHY EYYYYY

code/modules/projectiles/projectile.dm

@@ -139,6 +139,10 @@
 	var/impact_effect_type = null
 
 	var/list/impacted_mobs = list()
+	
+	// TGMC Ammo HUD Port
+	var/hud_state = "unknown" // What HUD state we use when we have ammunition.
+	var/hud_state_empty = "unknown" // The empty state. DON'T USE _FLASH IN THE NAME OF THE EMPTY STATE STRING, THAT IS ADDED BY THE CODE.
 
 /obj/item/projectile/proc/Range()
 	range--

code/modules/projectiles/projectile/beams.dm

@@ -23,6 +23,9 @@
 	tracer_type = /obj/effect/projectile/tracer/laser
 	impact_type = /obj/effect/projectile/impact/laser
 
+	hud_state = "laser"
+	hud_state_empty = "battery_empty"
+
 /obj/item/projectile/beam/practice
 	name = "laser"
 	icon_state = "laser"
@@ -31,15 +34,18 @@
 	damage_type = BURN
 	check_armour = "laser"
 	eyeblur = 2
+	hud_state = "laser"
 
 /obj/item/projectile/beam/weaklaser
 	name = "weak laser"
 	icon_state = "laser"
 	damage = 15
+	hud_state = "laser"
 
 /obj/item/projectile/beam/weaklaser/blue
 	icon_state = "bluelaser"
 	light_color = "#0066FF"
+	hud_state = "laser_disabler"
 
 	muzzle_type = /obj/effect/projectile/muzzle/laser_blue
 	tracer_type = /obj/effect/projectile/tracer/laser_blue
@@ -47,14 +53,17 @@
 
 /obj/item/projectile/beam/smalllaser
 	damage = 25
+	hud_state = "laser"
 
 /obj/item/projectile/beam/burstlaser
 	damage = 30
 	armor_penetration = 10
+	hud_state = "laser"
 
 /obj/item/projectile/beam/midlaser
 	damage = 40
 	armor_penetration = 10
+	hud_state = "laser"
 
 /obj/item/projectile/beam/mininglaser
 	name = "pulsating laser"
@@ -81,6 +90,7 @@
 	muzzle_type = /obj/effect/projectile/muzzle/laser_heavy
 	tracer_type = /obj/effect/projectile/tracer/laser_heavy
 	impact_type = /obj/effect/projectile/impact/laser_heavy
+	hud_state = "laser_overcharge"
 
 /obj/item/projectile/beam/heavylaser/fakeemitter
 	name = "emitter beam"
@@ -88,6 +98,7 @@
 	fire_sound = 'sound/weapons/emitter.ogg'
 	light_color = "#00CC33"
 	excavation_amount = 140	// 2 shots to dig a standard rock turf. Superior due to being a mounted tool beam, to make it actually viable.
+	hud_state = "laser_overcharge"
 
 	muzzle_type = /obj/effect/projectile/muzzle/emitter
 	tracer_type = /obj/effect/projectile/tracer/emitter
@@ -97,6 +108,7 @@
 	damage = 80
 	armor_penetration = 50
 	light_color = "#FF0D00"
+	hud_state = "laser_overcharge"
 
 /obj/item/projectile/beam/xray
 	name = "xray beam"
@@ -105,6 +117,7 @@
 	damage = 25
 	armor_penetration = 50
 	light_color = "#00CC33"
+	hud_state = "laser_sniper"
 
 	muzzle_type = /obj/effect/projectile/muzzle/xray
 	tracer_type = /obj/effect/projectile/tracer/xray
@@ -118,6 +131,7 @@
 	armor_penetration = 90
 	irradiate = 20
 	light_color = "#00CC33"
+	hud_state = "laser_sniper"
 
 	muzzle_type = /obj/effect/projectile/muzzle/xray
 	tracer_type = /obj/effect/projectile/tracer/xray
@@ -129,6 +143,7 @@
 	fire_sound = 'sound/weapons/eluger.ogg'
 	damage = 40
 	light_color = "#00C6FF"
+	hud_state = "laser_disabler"
 
 	muzzle_type = /obj/effect/projectile/muzzle/laser_omni
 	tracer_type = /obj/effect/projectile/tracer/laser_omni
@@ -141,6 +156,7 @@
 	damage = 100	//Badmin toy, don't care
 	armor_penetration = 100
 	light_color = "#0066FF"
+	hud_state = "pulse"
 
 	muzzle_type = /obj/effect/projectile/muzzle/laser_pulse
 	tracer_type = /obj/effect/projectile/tracer/laser_pulse
@@ -158,6 +174,7 @@
 	damage = 0 // The actual damage is computed in /code/modules/power/singularity/emitter.dm
 	light_color = "#00CC33"
 	excavation_amount = 70 // 3 shots to mine a turf
+	hud_state = "laser_overcharge"
 
 	muzzle_type = /obj/effect/projectile/muzzle/emitter
 	tracer_type = /obj/effect/projectile/tracer/emitter
@@ -171,13 +188,14 @@
 	no_attack_log = 1
 	damage_type = BURN
 	check_armour = "laser"
+	hud_state = "monkey"
 
 	combustion = FALSE
 
 /obj/item/projectile/beam/lasertag/blue
 	icon_state = "bluelaser"
 	light_color = "#0066FF"
-
+	hud_state = "monkey"
 	muzzle_type = /obj/effect/projectile/muzzle/laser_blue
 	tracer_type = /obj/effect/projectile/tracer/laser_blue
 	impact_type = /obj/effect/projectile/impact/laser_blue
@@ -192,6 +210,7 @@
 /obj/item/projectile/beam/lasertag/red
 	icon_state = "laser"
 	light_color = "#FF0D00"
+	hud_state = "monkey"
 
 /obj/item/projectile/beam/lasertag/red/on_hit(var/atom/target, var/blocked = 0)
 	if(ishuman(target))
@@ -203,6 +222,7 @@
 /obj/item/projectile/beam/lasertag/omni//A laser tag bolt that stuns EVERYONE
 	icon_state = "omnilaser"
 	light_color = "#00C6FF"
+	hud_state = "monkey"
 
 	muzzle_type = /obj/effect/projectile/muzzle/laser_omni
 	tracer_type = /obj/effect/projectile/tracer/laser_omni
@@ -222,6 +242,7 @@
 	damage = 50
 	armor_penetration = 10
 	light_color = "#00CC33"
+	hud_state = "laser_sniper"
 
 	muzzle_type = /obj/effect/projectile/muzzle/xray
 	tracer_type = /obj/effect/projectile/tracer/xray
@@ -238,12 +259,15 @@
 	light_color = "#FFFFFF"
 	hitsound = 'sound/weapons/zapbang.ogg'
 
+
 	combustion = FALSE
 
 	muzzle_type = /obj/effect/projectile/muzzle/stun
 	tracer_type = /obj/effect/projectile/tracer/stun
 	impact_type = /obj/effect/projectile/impact/stun
 
+	hud_state = "taser" // TGMC Ammo HUD port
+
 /obj/item/projectile/beam/stun/weak
 	name = "weak stun beam"
 	icon_state = "stun"
@@ -278,6 +302,7 @@
 	muzzle_type = /obj/effect/projectile/muzzle/laser_omni
 	tracer_type = /obj/effect/projectile/tracer/laser_omni
 	impact_type = /obj/effect/projectile/impact/laser_omni
+	hud_state = "laser_disabler"
 
 /obj/item/projectile/beam/stun/blue
 	icon_state = "bluelaser"
@@ -285,6 +310,7 @@
 	muzzle_type = /obj/effect/projectile/muzzle/laser_blue
 	tracer_type = /obj/effect/projectile/tracer/laser_blue
 	impact_type = /obj/effect/projectile/impact/laser_blue
+	hud_state = "laser_disabler"
 
 /obj/item/projectile/beam/disable
     name = "disabler beam"
@@ -294,6 +320,7 @@
     agony = 100 //One shot stuns for the time being until adjustments are fully made.
     damage_type = HALLOSS
     light_color = "#00CECE"
+   	hud_state = "laser_disabler"
 
     muzzle_type = /obj/effect/projectile/muzzle/laser_omni
     tracer_type = /obj/effect/projectile/tracer/laser_omni
@@ -312,6 +339,7 @@
 	agony = 15
 	eyeblur = 2
 	hitsound = 'sound/weapons/zapbang.ogg'
+	hud_state = "taser"
 
 /obj/item/projectile/beam/shock/weak
 	damage = 5
@@ -324,6 +352,7 @@
 	muzzle_type = /obj/effect/projectile/muzzle/xray
 	tracer_type = /obj/effect/projectile/tracer/xray
 	impact_type = /obj/effect/projectile/impact/xray
+	hud_state = "laser"
 
 /obj/item/projectile/beam/imperial
 	name = "laser beam"
@@ -333,7 +362,7 @@
 	muzzle_type = /obj/effect/projectile/muzzle/darkmatter
 	tracer_type = /obj/effect/projectile/tracer/darkmatter
 	impact_type = /obj/effect/projectile/impact/darkmatter
-
+	hud_state = "plasma_rifle_blast"
 //
 // Projectile Beam Definitions
 //
@@ -344,7 +373,7 @@
 	damage_type = ELECTROCUTE //You should be safe inside a voidsuit
 	sharp = FALSE //"Wide" spectrum beam
 	light_color = COLOR_GOLD
-
+	hud_state = "monkey"
 	excavation_amount = 200 // Good at shooting rocks
 
 	muzzle_type = /obj/effect/projectile/muzzle/pointdefense
@@ -361,6 +390,8 @@
 	agony = 5
 	damage_type = HALLOSS
 	light_color = "#00CC33"
+	hud_state = "flame_green"
+	hud_state_empty = "flame_empty"
 
 	muzzle_type = /obj/effect/projectile/muzzle/xray
 	tracer_type = /obj/effect/projectile/tracer/xray
@@ -386,7 +417,7 @@
 	damage_type = BURN
 	check_armour = "laser"
 	light_color = "#80F5FF"
-
+	hud_state = "laser_disabler"
 	combustion = FALSE
 
 	muzzle_type = /obj/effect/projectile/muzzle/medigun

code/modules/projectiles/projectile/bullets.dm

@@ -12,6 +12,8 @@
 	impact_effect_type = /obj/effect/temp_visual/impact_effect
 	excavation_amount  = 20
 	var/mob_passthrough_check = 0
+	hud_state = "pistol_lightap"
+	hud_state_empty = "pistol_empty"  // Just in case we somehow have no hud_state_empty defined
 
 	muzzle_type = /obj/effect/projectile/muzzle/bullet
 
@@ -70,30 +72,38 @@
 /obj/item/projectile/bullet/pistol // 9mm pistols and most SMGs. Sacrifice power for capacity.
 	fire_sound = 'sound/weapons/gunshot2.ogg'
 	damage = 20
+	hud_state = "pistol"
+	hud_state_empty = "pistol_empty"
 
 /obj/item/projectile/bullet/pistol/ap
 	damage = 15
 	armor_penetration = 30
+	hud_state = "pistol_light_ap"
 
 /obj/item/projectile/bullet/pistol/hp
 	damage = 25
 	armor_penetration = -50
+	hud_state = "pistol_ap"
 
 /obj/item/projectile/bullet/pistol/medium // .45 (and maybe .40 if it ever gets added) caliber security pistols. Balance between capacity and power.
 	fire_sound = 'sound/weapons/gunshot3.ogg' // Snappier sound.
 	damage = 25
+	hud_state = "pistol"
 
 /obj/item/projectile/bullet/pistol/medium/ap
 	damage = 20
 	armor_penetration = 15
+	hud_state = "pistol_light_ap"
 
 /obj/item/projectile/bullet/pistol/medium/hp
 	damage = 30
 	armor_penetration = -50
+	hud_state = "pistol_ap"
 
 /obj/item/projectile/bullet/pistol/strong // .357 and .44 caliber stuff. High power pistols like the Mateba or Desert Eagle. Sacrifice capacity for power.
 	fire_sound = 'sound/weapons/gunshot4.ogg'
 	damage = 60
+	hud_state = "pistol_heavy"
 
 /obj/item/projectile/bullet/pistol/rubber/strong // "Rubber" bullets for high power pistols.
 	fire_sound = 'sound/weapons/gunshot3.ogg' // Rubber shots have less powder, but these still have more punch than normal rubber shot.
@@ -102,6 +112,7 @@
 	embed_chance = 0
 	sharp = FALSE
 	check_armour = "melee"
+	hud_state = "pistol_special"
 
 /obj/item/projectile/bullet/pistol/rubber // "Rubber" bullets for all other pistols.
 	name = "rubber bullet"
@@ -110,6 +121,7 @@
 	embed_chance = 0
 	sharp = FALSE
 	check_armour = "melee"
+	hud_state = "pistol_special"
 	fire_sound ='sound/weapons/Gunshot_pathetic.ogg' // Rubber shots have less powder in the casing.
 
 /* shotgun projectiles */
@@ -119,6 +131,8 @@
 	fire_sound = 'sound/weapons/Gunshot_shotgun.ogg'
 	damage = 50
 	armor_penetration = 20
+	hud_state = "shotgun_slug"
+	hud_state_empty = "shotgun_empty"
 
 /obj/item/projectile/bullet/shotgun/beanbag		//because beanbags are not bullets
 	name = "beanbag"
@@ -127,6 +141,7 @@
 	embed_chance = 0
 	sharp = FALSE
 	check_armour = "melee"
+	hud_state = "shotgun_beanbag"
 
 //Should do about 80 damage at 1 tile distance (adjacent), and 50 damage at 3 tiles distance.
 //Overall less damage than slugs in exchange for more damage at very close range and more embedding
@@ -137,12 +152,14 @@
 	pellets = 6
 	range_step = 1
 	spread_step = 10
+	hud_state = "shotgun_buckshot"
 
 /obj/item/projectile/bullet/pellet/shotgun/flak
 	damage = 2 //The main weapon using these fires four at a time, usually with different destinations. Usually.
 	range_step = 2
 	spread_step = 30
 	armor_penetration = 10
+	hud_state = "shotgun_flechette"
 
 //EMP shotgun 'slug', it's basically a beanbag that pops a tiny emp when it hits. //Not currently used
 /obj/item/projectile/bullet/shotgun/ion
@@ -152,6 +169,7 @@
 	embed_chance = 0
 	sharp = FALSE
 	check_armour = "melee"
+	hud_state = "shotgun_ion"
 
 	combustion = FALSE
 
@@ -167,46 +185,57 @@
 	fire_sound = 'sound/weapons/Gunshot_generic_rifle.ogg'
 	armor_penetration = 15
 	penetrating = 1
+	hud_state = "rifle"
+	hud_state_empty = "rifle_empty"
 
 /obj/item/projectile/bullet/rifle/a762
 	fire_sound = 'sound/weapons/Gunshot_heavy.ogg'
 	damage = 35
+	hud_state = "rifle_heavy"
 
 /obj/item/projectile/bullet/rifle/a762/sniper // Hitscan specifically for sniper ammo; to be implimented at a later date, probably for the SVD. -Ace
 	fire_sound = 'sound/weapons/Gunshot_sniper.ogg'
 	hitscan = 1 //so the ammo isn't useless as a sniper weapon
+	hud_state = "hivelo"
 
 /obj/item/projectile/bullet/rifle/a762/ap
 	damage = 30
 	armor_penetration = 50 // At 30 or more armor, this will do more damage than standard rounds.
+	hud_state = "rifle_ap"
 
 /obj/item/projectile/bullet/rifle/a762/hp
 	damage = 40
 	armor_penetration = -50
 	penetrating = 0
+	hud_state = "hivelo_iff"
 
 /obj/item/projectile/bullet/rifle/a762/hunter // Optimized for killing simple animals and not people, because Balance(tm)
 	damage = 20
 	SA_bonus_damage = 50 // 70 total on animals.
 	SA_vulnerability = SA_ANIMAL
+	hud_state = "rifle_heavy"
 
 /obj/item/projectile/bullet/rifle/a545
 	fire_sound = 'sound/weapons/Gunshot_light.ogg'
 	damage = 25
+	hud_state = "rifle"
 
 /obj/item/projectile/bullet/rifle/a545/ap
 	damage = 20
 	armor_penetration = 50 // At 40 or more armor, this will do more damage than standard rounds.
+	hud_state = "rifle_ap"
 
 /obj/item/projectile/bullet/rifle/a545/hp
 	damage = 35
 	armor_penetration = -50
 	penetrating = 0
+	hud_state = "hivelo_iff"
 
 /obj/item/projectile/bullet/rifle/a545/hunter
 	damage = 15
 	SA_bonus_damage = 35 // 50 total on animals.
 	SA_vulnerability = SA_ANIMAL
+	hud_state = "rifle_heavy"
 
 /obj/item/projectile/bullet/rifle/a145 // 14.5<EFBFBD>114mm is bigger than a .50 BMG round.
 	fire_sound = 'sound/weapons/Gunshot_cannon.ogg' // This is literally an anti-tank rifle caliber. It better sound like a fucking cannon.
@@ -216,6 +245,7 @@
 	penetrating = 5
 	armor_penetration = 80
 	hitscan = 1 //so the PTR isn't useless as a sniper weapon
+	hud_state = "sniper"
 
 	icon_state = "bullet_alt"
 	tracer_type = /obj/effect/projectile/tracer/cannon
@@ -226,10 +256,12 @@
 	weaken = 0
 	penetrating = 15
 	armor_penetration = 90
+	hud_state = "sniper_flak"
 
 /obj/item/projectile/bullet/rifle/a44rifle
 	fire_sound = 'sound/weapons/gunshot4.ogg'
 	damage = 50
+	hud_state = "revolver"
 
 /* Miscellaneous */
 
@@ -237,11 +269,13 @@
 	name = "co bullet"
 	damage = 20
 	damage_type = OXY
+	hud_state = "pistol_tranq"
 
 /obj/item/projectile/bullet/cyanideround
 	name = "poison bullet"
 	damage = 40
 	damage_type = TOX
+	hud_state = "pistol_tranq"
 
 /obj/item/projectile/bullet/burstbullet
 	name = "exploding bullet"
@@ -249,6 +283,7 @@
 	damage = 20
 	embed_chance = 0
 	edge = TRUE
+	hud_state = "pistol_fire"
 
 /obj/item/projectile/bullet/burstbullet/on_hit(var/atom/target, var/blocked = 0)
 	if(isturf(target))
@@ -264,6 +299,7 @@
 	damage_type = BURN
 	incendiary = 0.5
 	flammability = 2
+	hud_state = "pistol_fire"
 
 /obj/item/projectile/bullet/incendiary/flamethrower
 	name = "ball of fire"
@@ -276,12 +312,14 @@
 	agony = 30
 	range = 4
 	vacuum_traversal = 0
+	hud_state = "flame"
 
 /obj/item/projectile/bullet/incendiary/flamethrower/large
 	damage = 5
 	incendiary = 3
 	flammability = 2
 	range = 6
+	hud_state = "flame"
 
 /obj/item/projectile/bullet/incendiary/flamethrower/tiny
 	damage = 2
@@ -291,11 +329,13 @@
 	modifier_duration = 20 SECONDS
 	range = 6
 	agony = 0
+	hud_state = "flame"
 
 /* Practice rounds and blanks */
 
 /obj/item/projectile/bullet/practice
 	damage = 5
+	hud_state = "smg_light"
 
 /obj/item/projectile/bullet/pistol/cap // Just the primer, such as a cap gun.
 	name = "cap"
@@ -305,6 +345,7 @@
 	nodamage = 1
 	embed_chance = 0
 	sharp = FALSE
+	hud_state = "monkey"
 
 	combustion = FALSE
 
@@ -320,6 +361,7 @@
 	nodamage = 1
 	embed_chance = 0
 	sharp = FALSE
+	hud_state = "smg_light"
 
 /* BB Rounds */
 /obj/item/projectile/bullet/bb // Generic single BB
@@ -329,6 +371,7 @@
 	embed_chance = 0
 	sharp = FALSE
 	silenced = TRUE
+	hud_state = "pistol_light"
 
 /obj/item/projectile/bullet/pellet/shotgun/bb // Shotgun
 	name = "BB"
@@ -340,6 +383,7 @@
 	range_step = 1
 	spread_step = 10
 	silenced = TRUE
+	hud_state = "pistol_light"
 
 /* toy projectiles */
 /obj/item/projectile/bullet/cap
@@ -353,6 +397,7 @@
 	impact_effect_type = null
 	fire_sound = 'sound/effects/snap.ogg'
 	combustion = FALSE
+	hud_state = "pistol_light"
 
 /obj/item/projectile/bullet/cap/process()
 	loc = null
@@ -372,6 +417,7 @@
 	icon = 'icons/obj/gun_toy.dmi'
 	icon_state = "foamdart_proj"
 	range = 15
+	hud_state = "grenade_dummy"
 
 /obj/item/projectile/bullet/foam_dart/on_impact(var/atom/A)
 	. = ..()
@@ -400,6 +446,7 @@
 	icon = 'icons/obj/gun_toy.dmi'
 	icon_state = "foamdart_riot_proj"
 	range = 15
+	hud_state = "grenade_he"
 
 /obj/item/projectile/bullet/foam_dart_riot/on_impact(var/atom/A)
 	. = ..()

code/modules/projectiles/projectile/energy.dm

@@ -8,6 +8,8 @@
 	impact_effect_type = /obj/effect/temp_visual/impact_effect
 	hitsound_wall = 'sound/weapons/effects/searwall.ogg'
 	hitsound = 'sound/weapons/zapbang.ogg'
+	hud_state = "plasma"
+	hud_state_empty = "battery_empty"
 
 	var/flash_strength = 10
 
@@ -22,6 +24,7 @@
 	var/flash_range = 0
 	var/brightness = 7
 	var/light_colour = "#ffffff"
+	hud_state = "grenade_dummy"
 
 /obj/item/projectile/energy/flash/on_impact(var/atom/A)
 	var/turf/T = flash_range? src.loc : get_turf(A)
@@ -59,6 +62,7 @@
 	flash_range = 1
 	brightness = 15
 	flash_strength = 20
+	hud_state = "grenade_dummy"
 
 /obj/item/projectile/energy/flash/flare/on_impact(var/atom/A)
 	light_colour = pick("#e58775", "#ffffff", "#90ff90", "#a09030")
@@ -77,15 +81,18 @@
 	light_range = 2
 	light_power = 0.5
 	light_color = "#FFFFFF"
+	hud_state = "taser"
 	//Damage will be handled on the MOB side, to prevent window shattering.
 
 /obj/item/projectile/energy/electrode/strong
 	agony = 55
+	hud_state = "taser"
 
 /obj/item/projectile/energy/electrode/stunshot
 	name = "stunshot"
 	damage = 5
 	agony = 80
+	hud_state = "taser"
 
 /obj/item/projectile/energy/electrode/stunshot/strong
 	name = "stunshot"
@@ -93,6 +100,7 @@
 	damage = 10
 	taser_effect = 1
 	agony = 100
+	hud_state = "taser"
 
 /obj/item/projectile/energy/declone
 	name = "declone"
@@ -107,6 +115,7 @@
 	impact_effect_type = /obj/effect/temp_visual/impact_effect/monochrome_laser
 
 	combustion = FALSE
+	hud_state = "plasma_pistol"
 
 /obj/item/projectile/energy/excavate
 	name = "kinetic blast"
@@ -120,6 +129,7 @@
 
 	vacuum_traversal = 0
 	combustion = FALSE
+	hud_state = "plasma_blast"
 
 /obj/item/projectile/energy/dart
 	name = "dart"
@@ -128,6 +138,7 @@
 	damage_type = TOX
 	agony = 120
 	check_armour = "energy"
+	hud_state = "pistol_tranq"
 
 	combustion = FALSE
 
@@ -138,23 +149,28 @@
 	damage_type = TOX
 	agony = 40
 	stutter = 10
+	hud_state = "electrothermal"
 
 /obj/item/projectile/energy/bolt/large
 	name = "largebolt"
 	damage = 20
+	hud_state = "electrothermal"
 
 /obj/item/projectile/energy/bow
 	name = "engergy bolt"
 	icon_state = "cbbolt"
 	damage = 20
+	hud_state = "electrothermal"
 
 /obj/item/projectile/energy/bow/heavy
 	damage = 30
 	icon_state = "cbbolt"
+	hud_state = "electrothermal"
 
 /obj/item/projectile/energy/bow/stun
 	name = "stun bolt"
 	agony = 30
+	hud_state = "electrothermal"
 
 /obj/item/projectile/energy/acid //Slightly up-gunned (Read: The thing does agony and checks bio resist) variant of the simple alien mob's projectile, for queens and sentinels.
 	name = "acidic spit"
@@ -166,6 +182,7 @@
 	armor_penetration = 25	// It's acid
 	hitsound_wall = 'sound/weapons/effects/alien_spit_wall.ogg'
 	hitsound = 'sound/weapons/effects/alien_spit_wall.ogg'
+	hud_state = "electrothermal"
 
 	combustion = FALSE
 
@@ -179,6 +196,7 @@
 	armor_penetration = 25	// It's acid-based
 	hitsound_wall = 'sound/weapons/effects/alien_spit_wall.ogg'
 	hitsound = 'sound/weapons/effects/alien_spit_wall.ogg'
+	hud_state = "electrothermal"
 
 	combustion = FALSE
 
@@ -188,6 +206,7 @@
 	damage = 20
 	damage_type = BIOACID
 	agony = 20
+	hud_state = "electrothermal"
 	check_armour = "bio"
 	armor_penetration = 25	// It's acid-based
 
@@ -202,6 +221,7 @@
 	light_power = 0.5
 	light_color = "#33CC00"
 	impact_effect_type = /obj/effect/temp_visual/impact_effect/monochrome_laser
+	hud_state = "plasma_rifle"
 
 	combustion = FALSE
 
@@ -215,6 +235,7 @@
 	agony = 55
 	damage_type = BURN
 	vacuum_traversal = 0	//Projectile disappears in empty space
+	hud_state = "plasma_rifle_blast"
 
 /obj/item/projectile/energy/plasmastun/proc/bang(var/mob/living/carbon/M)
 
@@ -259,6 +280,7 @@
 	embed_chance = 0
 	muzzle_type = /obj/effect/projectile/muzzle/pulse
 	impact_effect_type = /obj/effect/temp_visual/impact_effect/monochrome_laser
+	hud_state = "plasma_sphere"
 
 /obj/item/projectile/energy/phase
 	name = "phase wave"
@@ -267,28 +289,35 @@
 	damage = 5
 	SA_bonus_damage = 45	// 50 total on animals
 	SA_vulnerability = SA_ANIMAL
+	hud_state = "laser_heat"
 
 /obj/item/projectile/energy/phase/light
 	range = 4
 	SA_bonus_damage = 35	// 40 total on animals
+	hud_state = "laser_heat"
 
 /obj/item/projectile/energy/phase/heavy
 	range = 8
 	SA_bonus_damage = 55	// 60 total on animals
+	hud_state = "laser_heat"
 
 /obj/item/projectile/energy/phase/heavy/cannon
 	range = 10
 	damage = 15
 	SA_bonus_damage = 60	// 75 total on animals
+	hud_state = "laser_heat"
 
 /obj/item/projectile/energy/electrode/strong
 	agony = 70
+	hud_state = "taser"
 
 /obj/item/projectile/energy
 	flash_strength = 10
+	hud_state = "taser"
 
 /obj/item/projectile/energy/flash
 	flash_range = 1
+	hud_state = "grenade_dummy"
 
 /obj/item/projectile/energy/flash/strong
 	name = "chemical shell"
@@ -297,6 +326,8 @@
 	range = 15 //if the shell hasn't hit anything after travelling this far it just explodes.
 	flash_strength = 15
 	brightness = 15
+	hud_state = "grenade_dummy"
 
 /obj/item/projectile/energy/flash/flare
-	flash_range = 2
+	flash_range = 2
+	hud_state = "grenade_dummy"

code/modules/projectiles/projectile/explosive.dm

@@ -7,6 +7,8 @@
 	icon_state = "missile"
 	damage = 30	//Meaty whack. *Chuckles*
 	does_spin = 0
+	hud_state = "rocket_he"
+	hud_state_empty = "rocket_empty"
 
 /obj/item/projectile/bullet/srmrocket/on_hit(atom/target, blocked=0)
 	if(!isliving(target)) //if the target isn't alive, so is a wall or something
@@ -24,6 +26,7 @@
 
 /obj/item/projectile/bullet/srmrocket/weak	//Used in the jury rigged one.
 	damage = 10
+	hud_state = "rocket_he"
 
 /obj/item/projectile/bullet/srmrocket/weak/on_hit(atom/target, blocked=0)
 	explosion(target, 0, 0, 2, 4)//No need to have a question.

code/modules/projectiles/projectile/magnetic.dm

@@ -8,12 +8,14 @@
 	weaken = 1
 	penetrating = 5
 	armor_penetration = 70
+	hud_state = "alloy_spike"
 
 /obj/item/projectile/bullet/magnetic/slug
 	name = "slug"
 	icon_state = "gauss_silenced"
 	damage = 75
 	armor_penetration = 90
+	hud_state = "alloy_spike"
 
 /obj/item/projectile/bullet/magnetic/flechette
 	name = "flechette"
@@ -21,6 +23,7 @@
 	fire_sound = 'sound/weapons/rapidslice.ogg'
 	damage = 20
 	armor_penetration = 100
+	hud_state = "alloy_spike"
 
 /obj/item/projectile/bullet/magnetic/flechette/small
 	name = "small flechette"
@@ -28,6 +31,7 @@
 	fire_sound = 'sound/weapons/rapidslice.ogg'
 	damage = 12
 	armor_penetration = 100
+	hud_state = "alloy_spike"
 
 /obj/item/projectile/bullet/magnetic/flechette/small/khi
 	name = "small carbyne flechette"
@@ -36,12 +40,14 @@
 	damage = 18
 	armor_penetration = 100
 	penetrating = 10
+	hud_state = "alloy_spike"
 
 /obj/item/projectile/bullet/magnetic/flechette/hunting
 	name = "shredder slug"
 	armor_penetration = 30
 	SA_bonus_damage = 40
 	SA_vulnerability = SA_ANIMAL
+	hud_state = "alloy_spike"
 
 /obj/item/projectile/bullet/magnetic/heated
 	name = "slug"
@@ -53,6 +59,7 @@
 	embed_chance = 0
 	armor_penetration = 40
 	penetrating = 1
+	hud_state = "alloy_spike"
 
 /obj/item/projectile/bullet/magnetic/heated/weak
 	icon_state = "gauss_silenced"
@@ -61,6 +68,7 @@
 	embed_chance = 0
 	armor_penetration = 30
 	penetrating = 0
+	hud_state = "alloy_spike"
 
 /obj/item/projectile/bullet/magnetic/fuelrod
 	name = "fuel rod"
@@ -75,6 +83,7 @@
 	embed_chance = 0
 	armor_penetration = 40
 	range = 20
+	hud_state = "rocket_he"
 
 	var/searing = 0 //Does this fuelrod ignore shields?
 	var/detonate_travel = 0 //Will this fuelrod explode when it reaches maximum distance?
@@ -121,6 +130,7 @@
 	flammability = -1
 	armor_penetration = 50
 	penetrating = 3
+	hud_state = "rocket_ap"
 
 /obj/item/projectile/bullet/magnetic/fuelrod/phoron
 	name = "blazing fuel rod"
@@ -132,6 +142,7 @@
 	penetrating = 5
 	irradiate = 20
 	detonate_mob = 1
+	hud_state = "rocket_fire"
 
 /obj/item/projectile/bullet/magnetic/fuelrod/supermatter
 	name = "painfully incandescent fuel rod"
@@ -148,6 +159,7 @@
 	detonate_travel = 1
 	detonate_mob = 1
 	energetic_impact = 1
+	hud_state = "rocket_thermobaric"
 
 /obj/item/projectile/bullet/magnetic/fuelrod/supermatter/on_hit(var/atom/target, var/blocked = 0, var/def_zone = null) //You cannot touch the supermatter without disentigrating. Assumedly, this is true for condensed rods of it flying at relativistic speeds.
 	if(istype(target,/turf/simulated/wall) || istype(target,/mob/living))
@@ -168,6 +180,7 @@
 	check_armour = "melee"
 	irradiate = 20
 	range = 6
+	hud_state = "plasma_rifle_blast"
 
 /obj/item/projectile/bullet/magnetic/bore/Initialize(loc, range_mod) // i'm gonna be real honest i dunno how this works but it does
 	. = ..()

code/modules/projectiles/projectile/special.dm

@@ -9,6 +9,8 @@
 	light_range = 2
 	light_power = 0.5
 	light_color = "#55AAFF"
+	hud_state = "plasma_blast"
+	hud_state_empty = "battery_empty"
 
 	combustion = FALSE
 	impact_effect_type = /obj/effect/temp_visual/impact_effect/ion
@@ -43,6 +45,7 @@
 	check_armour = "bullet"
 	sharp = TRUE
 	edge = TRUE
+	hud_state = "rocket_fire"
 
 /obj/item/projectile/bullet/gyro/on_hit(var/atom/target, var/blocked = 0)
 	explosion(target, -1, 0, 2)
@@ -62,6 +65,7 @@
 	light_power = 0.5
 	light_color = "#55AAFF"
 	impact_effect_type = /obj/effect/temp_visual/impact_effect/monochrome_laser
+	hud_state = "water"
 
 	combustion = FALSE
 
@@ -98,6 +102,7 @@
 /obj/item/projectile/temp/hot
 	name = "heat beam"
 	target_temperature = 1000
+	hud_state = "flame"
 
 	combustion = TRUE
 
@@ -109,6 +114,7 @@
 	damage_type = BRUTE
 	nodamage = 1
 	check_armour = "bullet"
+	hud_state = "monkey"
 
 /obj/item/projectile/meteor/Bump(atom/A as mob|obj|turf|area)
 	if(A == firer)
@@ -145,6 +151,7 @@
 	impact_effect_type = /obj/effect/temp_visual/impact_effect/monochrome_laser
 	var/lasermod = 0
 	combustion = FALSE
+	hud_state = "electrothermal"
 
 /obj/item/projectile/energy/floramut/on_hit(var/atom/target, var/blocked = 0)
 	var/mob/living/M = target
@@ -187,6 +194,7 @@
 	nodamage = 1
 	check_armour = "energy"
 	var/decl/plantgene/gene = null
+	hud_state = "electrothermal"
 
 /obj/item/projectile/energy/florayield
 	name = "beta somatoray"
@@ -201,6 +209,7 @@
 	light_color = "#FFFFFF"
 	impact_effect_type = /obj/effect/temp_visual/impact_effect/monochrome_laser
 	var/lasermod = 0
+	hud_state = "electrothermal"
 
 /obj/item/projectile/energy/florayield/on_hit(var/atom/target, var/blocked = 0)
 	var/mob/living/M = target
@@ -218,6 +227,7 @@
 	name = "flayer ray"
 
 	combustion = FALSE
+	hud_state = "electrothermal"
 
 /obj/item/projectile/beam/mindflayer/on_hit(var/atom/target, var/blocked = 0)
 	if(ishuman(target))
@@ -233,6 +243,7 @@
 	nodamage = 1
 	damage_type = HALLOSS
 	muzzle_type = /obj/effect/projectile/muzzle/bullet
+	hud_state = "monkey"
 
 /obj/item/projectile/bola
 	name = "bola"
@@ -241,6 +252,7 @@
 	embed_chance = 0 //Nada.
 	damage_type = HALLOSS
 	muzzle_type = null
+	hud_state = "monkey"
 
 	combustion = FALSE
 
@@ -260,7 +272,7 @@
 	embed_chance = 0 //Nada.
 	damage_type = BRUTE
 	muzzle_type = null
-
+	hud_state = "monkey"
 	combustion = FALSE
 
 /obj/item/projectile/webball/on_hit(var/atom/target, var/blocked = 0)
@@ -282,6 +294,7 @@
 	light_range = 4
 	light_power = 3
 	light_color = "#3300ff"
+	hud_state = "alloy_spike"
 
 	muzzle_type = /obj/effect/projectile/muzzle/tungsten
 	tracer_type = /obj/effect/projectile/tracer/tungsten