Further Infestation Updates (#523)

* Adds pike burrow structure

* Minor fixes

* Processing + Cooldown fixes

* Tweaks

* More tweaks

Added infestation exo event, AI targeting tweaks

* Chemical tweaks, adds new painkiller using grauel

* Blood color helper

* Replaces pike burrow's process with recursive(?) proc call

* Actually uses pike burrow's attack delay var

* Fix

* Tweaks the ISC bunker

Fixes the type of heart of the hive, adds a pike burrow, other minor stuff

* Runtime fix

* Some balance, lurker code

* Tiny fix

baystation12.dme

@@ -2447,10 +2447,13 @@
 #include "code\modules\mob\living\simple_animal\hostile\infestation\eviscerator.dm"
 #include "code\modules\mob\living\simple_animal\hostile\infestation\floatfly.dm"
 #include "code\modules\mob\living\simple_animal\hostile\infestation\larva.dm"
+#include "code\modules\mob\living\simple_animal\hostile\infestation\lurker.dm"
 #include "code\modules\mob\living\simple_animal\hostile\infestation\meatchip.dm"
 #include "code\modules\mob\living\simple_animal\hostile\infestation\rhino.dm"
 #include "code\modules\mob\living\simple_animal\hostile\infestation\spitter.dm"
+#include "code\modules\mob\living\simple_animal\hostile\infestation\structures\_infestation_structure.dm"
 #include "code\modules\mob\living\simple_animal\hostile\infestation\structures\hive_heart.dm"
+#include "code\modules\mob\living\simple_animal\hostile\infestation\structures\pike_burrow.dm"
 #include "code\modules\mob\living\simple_animal\hostile\megafauna\_megafauna.dm"
 #include "code\modules\mob\living\simple_animal\hostile\megafauna\abnormality\all_around_helper.dm"
 #include "code\modules\mob\living\simple_animal\hostile\megafauna\abnormality\white_night.dm"

code/__defines/chemistry.dm

@@ -25,6 +25,7 @@
 #define IS_SLIME   5
 #define IS_NABBER  6
 #define IS_MANTID  7
+#define IS_ABOMINATION 8
 
 #define CE_STABLE        "stable"       // Inaprovaline
 #define CE_ANTIBIOTIC    "antibiotic"   // Spaceacilin

code/modules/ai/ai_holder_targeting.dm

@@ -28,7 +28,12 @@
 	. = ohearers(vision_range, holder)
 	. -= GLOB.dview_mob // Not the dview mob!
 
-	var/static/hostile_machines = typecacheof(list(/obj/machinery/porta_turret, /mob/living/exosuit, /obj/effect/blob))
+	var/static/hostile_machines = typecacheof(list(
+		/obj/machinery/porta_turret,
+		/mob/living/exosuit,
+		/obj/effect/blob,
+		/obj/infestation_structure/pike_burrow,
+		))
 
 	for (var/HM in typecache_filter_list(range(vision_range, holder), hostile_machines))
 		if (can_see(holder, HM, vision_range))
@@ -149,6 +154,12 @@
 			return FALSE // Turrets won't get hurt if they're still in their cover.
 		return TRUE
 
+	if(istype(the_target, /obj/infestation_structure))
+		var/obj/infestation_structure/IS = the_target
+		if(IS.faction == holder.faction)
+			return FALSE
+		return TRUE
+
 	return TRUE
 
 /// 'Soft' loss of target. They may still exist, we still have some info about them maybe.

code/modules/events/exo_awakening/_datums.dm

@@ -7,6 +7,20 @@
 	var/spawn_near_chance = 20 ///chance a mob spawns near a player
 	var/delay_time = 600 ///Amount of time between the event starting and mobs beginning spawns
 
+/datum/mob_list/major/infestation
+	mobs = list(
+				list(/mob/living/simple_animal/hostile/infestation/broodling, 35),
+				list(/mob/living/simple_animal/hostile/infestation/floatfly, 25),
+				list(/mob/living/simple_animal/hostile/infestation/spitter, 20),
+				list(/mob/living/simple_animal/hostile/infestation/eviscerator, 15),
+				list(/mob/living/simple_animal/hostile/infestation/assembler, 10),
+				list(/mob/living/simple_animal/hostile/infestation/rhino, 5)
+			)
+	arrival_message = "A giant creature wails somewhere in space as the planet starts to shake violently. Something is burrowing from the ground..."
+	arrival_sound   = 'sound/simple_mob/abominable_infestation/leviathan/wail1-long.ogg'
+	limit = 35
+	spawn_near_chance = 20
+
 /datum/mob_list/major/meat
 	mobs = list(
 				list(/mob/living/simple_animal/hostile/meat/abomination, 10),
@@ -48,6 +62,20 @@
 	length = 50
 	spawn_near_chance = 10
 
+/datum/mob_list/moderate/infestation
+	mobs = list(
+				list(/mob/living/simple_animal/hostile/infestation/broodling, 50),
+				list(/mob/living/simple_animal/hostile/infestation/floatfly, 25),
+				list(/mob/living/simple_animal/hostile/infestation/larva, 25),
+				list(/mob/living/simple_animal/hostile/infestation/spitter, 15),
+				list(/mob/living/simple_animal/hostile/infestation/eviscerator, 5),
+				list(/mob/living/simple_animal/hostile/infestation/assembler, 2)
+			)
+	arrival_message = "A giant creature wails somewhere in space as something begins to burrow from the ground..."
+	arrival_sound   = 'sound/simple_mob/abominable_infestation/leviathan/wail1.ogg'
+	limit = 15
+	spawn_near_chance = 10
+
 /datum/mob_list/moderate/spiders
 	mobs = list(
 				list(/mob/living/simple_animal/hostile/giant_spider/guard, 60),

code/modules/events/leviathan_attack.dm

@@ -61,7 +61,7 @@
 	if(!istype(T))
 		T = pick_area_turf_in_single_z_level(list(/proc/is_not_space_area), list(/proc/not_turf_contains_dense_objects, /proc/is_not_open_space, /proc/is_not_space_turf), pick(affecting_z))
 
-	new /obj/effect/hive_heart(T)
+	new /obj/infestation_structure/hive_heart(T)
 	new /datum/bubble_effect/infestation(T.x, T.y, T.z, 1, 1)
 	var/list/valid_spawns = list()
 	for(var/turf/TT in oview(T, 3))

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

@@ -15,7 +15,7 @@
 			I.throw_at(get_edge_target_turf(src,pick(GLOB.alldirs)), rand(1,3), round(30/I.w_class))
 
 	..(species.gibbed_anim)
-	gibs(loc, dna, null, species.get_flesh_colour(src), species.get_blood_colour(src))
+	gibs(loc, dna, null, species.get_flesh_colour(src), GetBloodColor())
 
 /mob/living/carbon/human/dust()
 	if(species)

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

@@ -1849,6 +1849,11 @@
 
 				new /obj/effect/temp_visual/bloodsplatter(loc, hit_dir, species.blood_color)
 
+/mob/living/carbon/human/GetBloodColor()
+	if(istype(species))
+		return species.get_blood_colour(src)
+	return COLOR_BLOOD_HUMAN
+
 /mob/living/carbon/human/proc/dream()
 	dream_timer = null
 	if (!sleeping)

code/modules/mob/living/living.dm

@@ -962,3 +962,6 @@ default behaviour is:
 		play_sound = TRUE
 	if(play_sound)
 		playsound(get_turf(src), 'sound/magic/blind.ogg', 50, TRUE)
+
+/mob/living/proc/GetBloodColor()
+	return COLOR_BLOOD_HUMAN

code/modules/mob/living/simple_animal/hostile/infestation/_infestation.dm

@@ -25,6 +25,8 @@
 	var/transformation_target_type = null
 	/// If TRUE - will evolve despite having a target mob
 	var/ignore_combat = FALSE
+	/// Speed buff when on flesh turfs
+	var/flesh_movement_bonus = 0.3
 
 /mob/living/simple_animal/hostile/infestation/Life()
 	. = ..()
@@ -61,6 +63,16 @@
 		QDEL_IN(src, (5 SECONDS))
 	return ..()
 
+// Infestation moves faster on their territory
+/mob/living/simple_animal/hostile/infestation/movement_delay()
+	. = ..()
+	var/turf/simulated/floor/F = get_turf(src)
+	if(!istype(F))
+		return
+
+	if(istype(F, /turf/simulated/floor/exoplanet/flesh) || istype(F.flooring, /decl/flooring/flesh))
+		. -= flesh_movement_bonus
+
 // While they are "resistant" to high temperatures, they are specifically weak to fire
 /mob/living/simple_animal/hostile/infestation/fire_burn_temperature()
 	. = ..()

code/modules/mob/living/simple_animal/hostile/infestation/aggregate.dm

@@ -1,3 +1,8 @@
+// Enormous damage, Very high health, Very low mobility.
+// Spawns small "meat chips" when damaged.
+// Constantly regenerates health.
+// Recommended strategy is using flamethrower and stay AT LEAST 4-5 tiles away from it.
+// DO NOT stop fighting it, as it will inevitably regenerate all health if you leave it alone for too long.
 /mob/living/simple_animal/hostile/infestation/aggregate
 	name = "aggregate"
 	desc = "A repulsive mass of flesh that is constantly regenerating itself."
@@ -8,7 +13,7 @@
 	mob_size = MOB_LARGE
 	default_pixel_x = -8
 	pixel_x = -8
-	movement_cooldown = 7
+	movement_cooldown = 8
 
 	// A giant fuck-off bite attack; Don't come close to this thing
 	natural_weapon = /obj/item/natural_weapon/bite/aggregate
@@ -29,7 +34,7 @@
 	var/regeneration_speed = 0.005
 	/// How much health should we have before throwing a new meatchip
 	var/spawn_health = 0
-	/// How much percents of max HP is reduced from damage_to_spawn on each new meatchip spawn
+	/// How much percents of max HP is reduced from spawn_health on each new meatchip spawn
 	var/spawn_health_reduction = 0.03
 
 /obj/item/natural_weapon/bite/aggregate

code/modules/mob/living/simple_animal/hostile/infestation/assembler.dm

@@ -11,8 +11,8 @@
 
 	natural_weapon = /obj/item/natural_weapon/assembler
 
-	health = 200
-	maxHealth = 200
+	health = 250
+	maxHealth = 250
 
 	movement_cooldown = 4
 

code/modules/mob/living/simple_animal/hostile/infestation/floatfly.dm

@@ -1,4 +1,4 @@
-// Medium damage, Low health, Very high mobility
+// Medium damage, Low health, Very high mobility.
 // Ignores gravity and can "fly", temporarily turning non-dense
 // When attacked, can change its pixel position slightly, making it more difficult to hit
 
@@ -9,7 +9,7 @@
 	icon_living = "fly"
 	icon_dead = "fly_dead"
 	mob_size = MOB_SMALL
-	movement_cooldown = 2.5
+	movement_cooldown = 2.7
 
 	natural_weapon = /obj/item/natural_weapon/claws/floatfly
 
@@ -47,9 +47,15 @@
 	animate(src, pixel_z = 0, time = 3)
 	return ..()
 
+/mob/living/simple_animal/hostile/infestation/floatfly/movement_delay()
+	. = ..()
+	// Faster while flying
+	if(!density)
+		. -= 0.5
+
 /mob/living/simple_animal/hostile/infestation/floatfly/adjustBruteLoss(amount)
 	. = ..()
-	if(world.time > fly_cooldown && prob(amount * 5))
+	if(!stat && world.time > fly_cooldown && prob(amount * 5))
 		animate(src, pixel_x = default_pixel_x + rand(-10, 10), pixel_y = default_pixel_y + rand(-10, 10), time = 2)
 
 /mob/living/simple_animal/hostile/infestation/floatfly/Process_Spacemove()

code/modules/mob/living/simple_animal/hostile/infestation/larva.dm

@@ -30,6 +30,7 @@
 
 	transformation_types = list(
 		/mob/living/simple_animal/hostile/infestation/broodling = 30 SECONDS,
+		/mob/living/simple_animal/hostile/infestation/floatfly = 40 SECONDS,
 		/mob/living/simple_animal/hostile/infestation/spitter = 45 SECONDS,
 		/mob/living/simple_animal/hostile/infestation/eviscerator = 60 SECONDS,
 		/mob/living/simple_animal/hostile/infestation/assembler = 75 SECONDS,
@@ -112,6 +113,8 @@
 /mob/living/simple_animal/hostile/infestation/larva/implant/implanter/attack_target(atom/A)
 	if(!ishuman(A))
 		return
+	if(on_fire)
+		return
 	var/mob/living/carbon/human/H = A
 	var/list/valid_organs = list()
 	for(var/obj/item/organ/external/O in H.organs)

code/modules/mob/living/simple_animal/hostile/infestation/lurker.dm

@@ -0,0 +1,82 @@
+// High ranged damage, Medium health, Low mobility.
+// Recommended strategy is to rush it, as its melee damage is subpar and has no armor penetration.
+/mob/living/simple_animal/hostile/infestation/lurker
+	name = "lurker"
+	desc = "A spider-like creature with multiple spikes protruding from its \"legs\"."
+	icon = 'icons/mob/simple_animal/abominable_infestation/48x48.dmi'
+	// !!!! I am not a very good spriter, please update it later !!!!
+	icon_state = "eviscerator"
+	icon_living = "eviscerator"
+	icon_dead = "eviscerator_dead"
+	mob_size = MOB_MEDIUM
+	movement_cooldown = 5
+
+	natural_weapon = /obj/item/natural_weapon/claws/abomination_lurker
+
+	base_attack_cooldown = 1 SECONDS
+	ranged_attack_cooldown = 3 SECONDS
+
+	special_attack_min_range = 2
+	special_attack_max_range = 6
+	special_attack_cooldown = 2 SECONDS
+
+	health = 400
+	maxHealth = 400
+
+	meat_type = /obj/item/reagent_containers/food/snacks/abominationmeat
+	meat_amount = 6
+	skin_material = MATERIAL_SKIN_CHITIN
+	skin_amount = 4
+	bone_material = MATERIAL_BONE_CARTILAGE
+	bone_amount = 10
+
+	ai_holder_type = /datum/ai_holder/simple_animal/infestation/lurker
+	say_list_type = /datum/say_list/infestation_lurker
+	death_sounds = list('sound/simple_mob/abominable_infestation/lurker/death.ogg')
+
+	var/spike_damage = 35
+	/// Sleep time between each new spike
+	var/spike_delay = 1.5
+
+/obj/item/natural_weapon/claws/abomination_lurker
+	force = 10
+	armor_penetration = 10
+	hitsound = 'sound/simple_mob/abominable_infestation/eviscerator/attack.ogg'
+
+/datum/say_list/infestation_lurker
+	emote_hear = list("gurgles")
+
+	emote_hear_sounds = list(
+		'sound/simple_mob/abominable_infestation/lurker/ambient_1.ogg',
+		)
+
+/datum/ai_holder/simple_animal/infestation/lurker
+	returns_home = FALSE
+	home_low_priority = TRUE
+	speak_chance = 2
+	wander = TRUE
+	base_wander_delay = 15
+
+/datum/ai_holder/simple_animal/infestation/lurker/closest_distance(atom/movable/AM)
+	return holder.special_attack_min_range
+
+/datum/ai_holder/simple_animal/infestation/lurker/max_range(atom/movable/AM)
+	return holder.special_attack_max_range
+
+/mob/living/simple_animal/hostile/infestation/lurker/do_special_attack(atom/A)
+	set waitfor = FALSE
+	set_AI_busy(TRUE)
+	face_atom(A)
+
+	var/list/attack_line = getline(get_step(src, get_dir(src, A)), A)
+	for(var/turf/T in attack_line)
+		sleep(spike_delay)
+		SpikeTurf(T)
+
+	set_AI_busy(FALSE)
+
+/mob/living/simple_animal/hostile/infestation/lurker/proc/SpikeTurf(turf/T)
+	if(QDELETED(src))
+		return FALSE
+
+	new /obj/effect/temp_visual/infestation_spike(T, get_dir(src, T), spike_damage)

code/modules/mob/living/simple_animal/hostile/infestation/meatchip.dm

@@ -1,4 +1,5 @@
-// The tiny and fast annoying enemies spawned by aggregate
+// The tiny and fast annoying enemies spawned by aggregate.
+// Their hilariously low health means they will most likely die in one tick of fire damage.
 /mob/living/simple_animal/hostile/infestation/meatchip
 	name = "meatchip"
 	desc = "A tiny, digusting creature."
@@ -13,8 +14,8 @@
 	natural_weapon = /obj/item/natural_weapon/claws/meatchip
 	melee_attack_delay = 0
 
-	health = 30
-	maxHealth = 30
+	health = 20
+	maxHealth = 20
 
 	meat_type = /obj/item/reagent_containers/food/snacks/abominationmeat
 	meat_amount = 1

code/modules/mob/living/simple_animal/hostile/infestation/rhino.dm

@@ -1,3 +1,6 @@
+// High damage, High health, Medium mobility
+// Temporarily increases movement speed when attacked/targeting someone, which has a big-ish cooldown.
+// Recommended strategy is to wait out the rage period and then kite it with guns or other ranged weapons.
 /mob/living/simple_animal/hostile/infestation/rhino
 	name = "rhino"
 	desc = "A large heavily-armored monster."
@@ -11,8 +14,8 @@
 
 	natural_weapon = /obj/item/natural_weapon/hooves/rhino
 
-	health = 850
-	maxHealth = 850
+	health = 750
+	maxHealth = 750
 	resistance = 12
 	maxbodytemp = 1200 // Can survive harsh environments
 
@@ -33,7 +36,7 @@
 	var/enraged = FALSE
 	var/enraged_end_time
 	var/enraged_cooldown
-	var/enraged_cooldown_time = 20 SECONDS
+	var/enraged_cooldown_time = 30 SECONDS
 	var/enraged_movement_sound = 'sound/simple_mob/abominable_infestation/rhino/step_angry.ogg'
 
 /obj/item/natural_weapon/hooves/rhino

code/modules/mob/living/simple_animal/hostile/infestation/spitter.dm

@@ -1,3 +1,5 @@
+// Medium damage, Low health, Medium mobility.
+// Recommended strategy is to rush it, as its melee damage is subpar and has no armor penetration.
 /mob/living/simple_animal/hostile/infestation/spitter
 	name = "spitter"
 	desc = "A weird wriggling creature. Some sort of corrosive substance is dripping from its maw."