Projectile impact effects, sounds and blood splatters. (#8444)

Based.

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

@@ -1953,3 +1953,23 @@
 	for(var/obj/item/organ/external/E in organs)
 		E.fracture()
 	return
+
+/mob/living/carbon/human/get_bullet_impact_effect_type(var/def_zone)
+	var/obj/item/organ/external/E = get_organ(def_zone)
+	if(!E || E.is_stump())
+		return BULLET_IMPACT_NONE
+	if(BP_IS_ROBOTIC(E))
+		return BULLET_IMPACT_METAL
+	return BULLET_IMPACT_MEAT
+
+/mob/living/carbon/human/bullet_impact_visuals(var/obj/item/projectile/P, var/def_zone, var/damage)
+	..()
+	switch(get_bullet_impact_effect_type(def_zone))
+		if(BULLET_IMPACT_MEAT)
+			if(P.damtype == BRUTE)
+				var/hit_dir = get_dir(P.starting, src)
+				var/obj/effect/decal/cleanable/blood/B = blood_splatter(get_step(src, hit_dir), src, 1, hit_dir)
+				B.icon_state = pick("dir_splatter_1","dir_splatter_2")
+				var/scale = min(1, round(P.damage / 50, 0.2))
+				var/matrix/M = new()
+				B.transform = M.Scale(scale)

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

@@ -399,8 +399,8 @@ This function restores all organs.
 /mob/living/carbon/human/apply_damage(var/damage = 0, var/damagetype = BRUTE, var/def_zone = null, var/blocked = 0, var/sharp = 0, var/edge = 0, var/obj/used_weapon = null, var/damage_flags)
 
 	//visible_message("Hit debug. [damage] | [damagetype] | [def_zone] | [blocked] | [sharp] | [used_weapon]")
-	if (src.invisibility == INVISIBILITY_LEVEL_TWO && back && (istype(back, /obj/item/rig)))
-		if (damage > 0)
+	if (invisibility == INVISIBILITY_LEVEL_TWO && back && (istype(back, /obj/item/rig)))
+		if(damage > 0)
 			to_chat(src, "<span class='danger'>You are now visible.</span>")
 			src.invisibility = 0
 

code/modules/mob/living/damage_procs.dm

@@ -9,12 +9,14 @@
 */
 
 /mob/living/proc/apply_damage(var/damage = 0,var/damagetype = BRUTE, var/def_zone = null, var/blocked = 0, var/used_weapon = null, var/sharp = 0, var/edge = 0, var/damage_flags)
-	if(!damage || (blocked >= 100))	return 0
+	if(!damage || (blocked >= 100))
+		return 0
 	switch(damagetype)
 		if(BRUTE)
 			adjustBruteLoss(damage * BLOCKED_MULT(blocked))
 		if(BURN)
-			if(COLD_RESISTANCE in mutations)	damage = 0
+			if(COLD_RESISTANCE in mutations)
+				damage = 0
 			adjustFireLoss(damage * BLOCKED_MULT(blocked))
 		if(TOX)
 			adjustToxLoss(damage * BLOCKED_MULT(blocked))

code/modules/mob/living/living_defense.dm

@@ -91,15 +91,26 @@
 	var/absorb = run_armor_check(def_zone, P.check_armour, P.armor_penetration)
 	var/proj_sharp = is_sharp(P)
 	var/proj_edge = has_edge(P)
+	var/damaged
 	if ((proj_sharp || proj_edge) && prob(absorb))
 		proj_sharp = 0
 		proj_edge = 0
 
 	if(!P.nodamage)
-		apply_damage(P.damage, P.damage_type, def_zone, absorb, 0, P, sharp=proj_sharp, edge=proj_edge, damage_flags = P.damage_flags, used_weapon = "\a [P.name]")
+		damaged = apply_damage(P.damage, P.damage_type, def_zone, absorb, 0, P, sharp=proj_sharp, edge=proj_edge, damage_flags = P.damage_flags, used_weapon = "\a [P.name]")
+		bullet_impact_visuals(P, def_zone, damaged)
 	P.on_hit(src, absorb, def_zone)
 	return absorb
 
+//For visuals, blood splatters and so on.
+/mob/living/proc/bullet_impact_visuals(var/obj/item/projectile/P, var/def_zone, var/damage)
+	var/list/impact_sounds = LAZYACCESS(P.impact_sounds, get_bullet_impact_effect_type(def_zone))
+	if(length(impact_sounds))
+		playsound(src, pick(impact_sounds), 75)
+
+/mob/living/get_bullet_impact_effect_type(var/def_zone)
+	return BULLET_IMPACT_MEAT
+
 //Handles the effects of "stun" weapons
 /mob/living/proc/stun_effect_act(var/stun_amount, var/agony_amount, var/def_zone, var/used_weapon=null)
 	flash_pain()

code/modules/mob/living/silicon/silicon.dm

@@ -387,4 +387,7 @@
 					break
 			if(!underdoor)
 				spawn(3)//A slight delay to let us finish walking out from under the door
-					layer = initial(layer)
+					layer = initial(layer)
+
+/mob/living/silicon/get_bullet_impact_effect_type(var/def_zone)
+	return BULLET_IMPACT_METAL

code/modules/mob/living/simple_animal/constructs/constructs/cult_construct.dm

@@ -29,6 +29,7 @@
 	supernatural = TRUE
 	see_in_dark = 8
 	see_invisible = SEE_INVISIBLE_LEVEL_ONE
+	blood_type = "#000000"
 
 	tameable = FALSE
 
@@ -65,6 +66,9 @@
 	ghostize()
 	qdel(src)
 
+/mob/living/simple_animal/construct/get_bullet_impact_effect_type(var/def_zone)
+	return BULLET_IMPACT_METAL
+
 /mob/living/simple_animal/construct/attack_generic(var/mob/user)
 	user.setClickCooldown(DEFAULT_ATTACK_COOLDOWN)
 	if(istype(user, /mob/living/simple_animal/construct))

code/modules/mob/living/simple_animal/hostile/hivebot.dm

@@ -13,6 +13,7 @@
 	desc = "A primitive in design, hovering robot, with some menacing looking blades jutting out from it. It bears no manufacturer markings of any kind."
 	icon = 'icons/mob/npc/hivebot.dmi'
 	icon_state = "hivebot"
+	blood_type = "#000000"
 	health = 15
 	maxHealth = 15
 	harm_intent_damage = 3
@@ -40,6 +41,9 @@
 	attack_emote = "focuses on"
 	var/mob/living/simple_animal/hostile/hivebotbeacon/linked_parent = null
 
+/mob/living/simple_animal/hostile/hivebot/get_bullet_impact_effect_type(var/def_zone)
+	return BULLET_IMPACT_METAL
+
 /mob/living/simple_animal/hostile/hivebot/guardian
 	health = 80
 	maxHealth = 45

code/modules/mob/living/simple_animal/simple_animal.dm

@@ -13,6 +13,7 @@
 	var/icon_living = ""
 	var/icon_dead = ""
 	var/icon_gib = null	//We only try to show a gibbing animation if this exists.
+	var/blood_type = "#A10808" //Blood colour for impact visuals.
 
 	var/list/speak = list()
 	var/speak_chance = 0
@@ -617,74 +618,6 @@ mob/living/simple_animal/bullet_act(var/obj/item/projectile/Proj)
 			user.visible_message("<span class='danger'>[user] butchers \the [src] messily!</span>")
 			gib()
 
-/*
-//Code to handle finding and nomming nearby food items
-/mob/living/simple_animal/proc/handle_foodscanning()
-	if (client || !hunger_enabled || !autoseek_food)
-		return 0
-
-	//Feeding, chasing food, FOOOOODDDD
-	if(!stat && !resting && !buckled)
-
-		turns_since_scan++
-		if(turns_since_scan >= scan_interval)
-			turns_since_scan = 0
-			if((movement_target) && (!(isturf(movement_target.loc) || ishuman(movement_target.loc))) || (foodtarget && !can_eat() ))
-				movement_target = null
-				foodtarget = 0
-				stop_automated_movement = 0
-			if( !movement_target || !(movement_target.loc in oview(src, 7)) )
-				walk_to(src,0)
-				movement_target = null
-				foodtarget = 0
-				stop_automated_movement = 0
-				if (can_eat())
-					for(var/obj/item/reagent_containers/food/snacks/S in oview(src,7))
-						if(isturf(S.loc) || ishuman(S.loc))
-							movement_target = S
-							foodtarget = 1
-							break
-
-					//Look for food in people's hand
-					if (!movement_target && beg_for_food)
-						var/obj/item/reagent_containers/food/snacks/F = null
-						for(var/mob/living/carbon/human/H in oview(src,scan_range))
-							if(istype(H.l_hand, /obj/item/reagent_containers/food/snacks))
-								F = H.l_hand
-
-							if(istype(H.r_hand, /obj/item/reagent_containers/food/snacks))
-								F = H.r_hand
-
-							if (F)
-								movement_target = F
-								foodtarget = 1
-								break
-
-			if(movement_target)
-				scan_interval = min_scan_interval
-				stop_automated_movement = 1
-
-				if (isturf(movement_target.loc))
-					walk_to(src, movement_target, 0, DS2TICKS(seek_move_delay))	//Stand ontop of food
-				else
-					walk_to(src, get_turf(movement_target), 1, DS2TICKS(seek_move_delay))	//Don't stand ontop of people
-
-				if (movement_target)
-					set_dir(get_dir(src, movement_target))
-
-					if(isturf(movement_target.loc) && Adjacent(get_turf(movement_target), src))
-						UnarmedAttack(movement_target)
-						if (get_turf(movement_target) == loc)
-							set_dir(pick(NORTH, SOUTH, EAST, WEST, NORTH, NORTH))//Face a random direction when eating, but mostly upwards
-					else if(ishuman(movement_target.loc) && Adjacent(get_turf(movement_target.loc)) && (prob(10) || nutrition / max_nutrition <= 0.25))
-						if(nutrition / max_nutrition <= 0.25)
-							steal_food(movement_target, movement_target.loc)
-						else
-							beg(movement_target, movement_target.loc)
-			else
-				scan_interval = max(min_scan_interval, min(scan_interval+1, max_scan_interval))//If nothing is happening, ian's scanning frequency slows down to save processing
-*/
-
 //For picking up small animals
 /mob/living/simple_animal/MouseDrop(atom/over_object)
 	if (holder_type)//we need a defined holder type in order for picking up to work
@@ -787,4 +720,18 @@ mob/living/simple_animal/bullet_act(var/obj/item/projectile/Proj)
 			adjustFireLoss(rand(3, 5))
 
 /mob/living/simple_animal/get_digestion_product()
-	return "nutriment"
+	return "nutriment"
+
+/mob/living/simple_animal/bullet_impact_visuals(var/obj/item/projectile/P, var/def_zone, var/damage)
+	..()
+	switch(get_bullet_impact_effect_type(def_zone))
+		if(BULLET_IMPACT_MEAT)
+			if(P.damtype == BRUTE)
+				var/hit_dir = get_dir(P.starting, src)
+				var/obj/effect/decal/cleanable/blood/B = blood_splatter(get_step(src, hit_dir), src, 1, hit_dir)
+				B.icon_state = pick("dir_splatter_1","dir_splatter_2")
+				B.basecolor = blood_type
+				var/scale = min(1, round(mob_size / MOB_TINY, 0.1))
+				var/matrix/M = new()
+				B.transform = M.Scale(scale)
+				B.update_icon()