UpStream Spacebeast

code/__DEFINES/conflict.dm

@@ -3,6 +3,8 @@
 #define GRAB_AGGRESSIVE 1
 #define GRAB_CARRY   2
 #define GRAB_CHOKE   3
+/// Alien-specific grab, somewhat between an aggressive and choke. Limited to AI only for the moment.
+#define GRAB_XENO	 4
 
 //Ammo defines for gun/projectile related things.
 

code/__DEFINES/pain.dm

@@ -15,6 +15,11 @@
 #define PAIN_REDUCTION_FULL 80 //oxycodone, neuraline
 
 // Pain amount supplied by the action
+
+/// How much pain is dealt continually to the mob being dragged by the AI as well as when initially grabbing.
+#define PAIN_XENO_DRAG 10
+/// How much additional pain is dealt when lunging/throat grabbing.
+#define PAIN_XENO_GRAB 15
 #define PAIN_BONE_BREAK 25
 #define PAIN_BONE_BREAK_SPLINTED 15
 #define PAIN_DELIMB 40

code/__DEFINES/xeno.dm

@@ -690,8 +690,9 @@
 #define XENO_CASTE_HIVELORD   "Hivelord"
 #define XENO_CASTE_LURKER "Lurker"
 #define XENO_CASTE_WARRIOR    "Warrior"
+#define XENO_CASTE_SOLDIER    "Soldier"
 #define XENO_CASTE_SPITTER    "Spitter"
-#define XENO_T2_CASTES    list(XENO_CASTE_BURROWER, XENO_CASTE_CARRIER, XENO_CASTE_HIVELORD, XENO_CASTE_LURKER, XENO_CASTE_WARRIOR, XENO_CASTE_SPITTER)
+#define XENO_T2_CASTES    list(XENO_CASTE_BURROWER, XENO_CASTE_CARRIER, XENO_CASTE_HIVELORD, XENO_CASTE_LURKER, XENO_CASTE_WARRIOR, XENO_CASTE_SPITTER, XENO_CASTE_SOLDIER)
 //t3
 #define XENO_CASTE_BOILER "Boiler"
 #define XENO_CASTE_PRAETORIAN "Praetorian"
@@ -705,7 +706,7 @@
 #define XENO_CASTE_HELLHOUND  "Hellhound"
 #define XENO_SPECIAL_CASTES   list(XENO_CASTE_QUEEN, XENO_CASTE_PREDALIEN, XENO_CASTE_HELLHOUND)
 
-#define ALL_XENO_CASTES list(XENO_CASTE_LARVA, XENO_CASTE_PREDALIEN_LARVA, XENO_CASTE_FACEHUGGER, XENO_CASTE_LESSER_DRONE, XENO_CASTE_DRONE, XENO_CASTE_RUNNER, XENO_CASTE_SENTINEL, XENO_CASTE_DEFENDER, XENO_CASTE_BURROWER, XENO_CASTE_CARRIER, XENO_CASTE_HIVELORD, XENO_CASTE_LURKER, XENO_CASTE_WARRIOR, XENO_CASTE_SPITTER, XENO_CASTE_BOILER, XENO_CASTE_PRAETORIAN, XENO_CASTE_CRUSHER, XENO_CASTE_RAVAGER, XENO_CASTE_QUEEN, XENO_CASTE_PREDALIEN, XENO_CASTE_HELLHOUND, XENO_CASTE_KING)
+#define ALL_XENO_CASTES list(XENO_CASTE_LARVA, XENO_CASTE_PREDALIEN_LARVA, XENO_CASTE_FACEHUGGER, XENO_CASTE_LESSER_DRONE, XENO_CASTE_DRONE, XENO_CASTE_RUNNER, XENO_CASTE_SENTINEL, XENO_CASTE_DEFENDER, XENO_CASTE_BURROWER, XENO_CASTE_CARRIER, XENO_CASTE_HIVELORD, XENO_CASTE_LURKER, XENO_CASTE_WARRIOR, XENO_CASTE_SPITTER, XENO_CASTE_BOILER, XENO_CASTE_PRAETORIAN, XENO_CASTE_CRUSHER, XENO_CASTE_RAVAGER, XENO_CASTE_QUEEN, XENO_CASTE_PREDALIEN, XENO_CASTE_HELLHOUND, XENO_CASTE_SOLDIER, XENO_CASTE_KING)
 
 // Checks if two hives are allied to each other.
 // PARAMETERS:

code/game/jobs/role_authority.dm

@@ -744,6 +744,8 @@ I hope it's easier to tell what the heck this proc is even doing, unlike previou
 			M = /mob/living/carbon/xenomorph/predalien
 		if(XENO_CASTE_HELLHOUND)
 			M = /mob/living/carbon/xenomorph/hellhound
+		if(XENO_CASTE_SOLDIER)
+			M = /mob/living/carbon/xenomorph/soldier
 		if(XENO_CASTE_KING)
 			M = /mob/living/carbon/xenomorph/king
 	return M

code/game/objects/effects/aliens.dm

@@ -322,6 +322,12 @@
 	flare_damage = 2250
 	icon_state = "acid_strong"
 
+//Similar to strong acid, just not quite as strong other than barricade damage.
+/obj/effect/xenomorph/acid/spatter
+	acid_delay = 0.6
+	barricade_damage = 100
+	flare_damage = 1000
+
 /obj/effect/xenomorph/acid/Initialize(mapload, atom/target)
 	. = ..()
 	acid_t = target
@@ -334,6 +340,25 @@
 	RegisterSignal(acid_t, COMSIG_PARENT_QDELETING, PROC_REF(cleanup))
 	START_PROCESSING(SSoldeffects, src)
 
+/obj/effect/xenomorph/acid/spatter/Initialize(mapload, atom/target)
+	. = ..()
+	if(!acid_t)
+		var/obj/structure/barricade/B = locate() in loc
+		if(B && !B.unacidable) acid_t = B
+		else
+			for(var/obj/O in loc) //Find the first thing.
+				if(istype(O, /obj/vehicle/multitile))
+					var/obj/vehicle/multitile/acid_vehicle = O
+					acid_vehicle.take_damage_type(100 / src.acid_delay, "acid", src)
+					visible_message(SPAN_XENOWARNING("\the [acid_vehicle] is burnt by the strong acid blood!"))
+					continue //We just damaged it, to not break proc would completely melt the vehicle.
+				if(O.unacidable || istype(O, /obj/effect)) continue //Not unacidable things or effects. Don't want to melt xenogibs.
+				acid_t = O
+				break
+		if(acid_t) layer = acid_t.layer
+		else
+			acid_t = get_turf(loc)
+
 /obj/effect/xenomorph/acid/Destroy()
 	acid_t = null
 	STOP_PROCESSING(SSoldeffects, src)
@@ -428,8 +453,11 @@
 	else
 		for(var/mob/mob in acid_t)
 			mob.forceMove(loc)
-		qdel(acid_t)
-	qdel(src)
+		animate(acid_t, alpha = 0, 1 SECONDS)
+		QDEL_IN(acid_t, 1 SECONDS)
+
+	animate(src, alpha = 0, 1 SECONDS)
+	QDEL_IN(src, 1 SECONDS)
 
 /obj/effect/xenomorph/boiler_bombard
 	name = "???"

code/modules/admin/game_master/game_master.dm

@@ -29,7 +29,7 @@ GLOBAL_VAR_INIT(radio_communication_clarity, 100)
 
 // Spawn stuff
 #define DEFAULT_SPAWN_XENO_STRING XENO_CASTE_DRONE
-#define GAME_MASTER_AI_XENOS list(XENO_CASTE_DRONE, XENO_CASTE_RUNNER, XENO_CASTE_LURKER, XENO_CASTE_CRUSHER, XENO_CASTE_FACEHUGGER)
+#define GAME_MASTER_AI_XENOS list(XENO_CASTE_DRONE, XENO_CASTE_SOLDIER, XENO_CASTE_RUNNER, XENO_CASTE_LURKER, XENO_CASTE_CRUSHER, XENO_CASTE_FACEHUGGER)
 #define DEFAULT_SPAWN_HIVE_STRING XENO_HIVE_NORMAL
 
 #define DEFAULT_XENO_AMOUNT_TO_SPAWN 1

code/modules/admin/game_master/game_master_submenu/ambush.dm

@@ -1,6 +1,6 @@
 
 #define DEFAULT_SPAWN_XENO_STRING XENO_CASTE_DRONE
-#define GAME_MASTER_AMBUSH_AI_XENOS list(XENO_CASTE_DRONE, XENO_CASTE_RUNNER, XENO_CASTE_LURKER, XENO_CASTE_FACEHUGGER)
+#define GAME_MASTER_AMBUSH_AI_XENOS list(XENO_CASTE_DRONE, XENO_CASTE_SOLDIER, XENO_CASTE_RUNNER, XENO_CASTE_LURKER, XENO_CASTE_FACEHUGGER)
 #define DEFAULT_SPAWN_HIVE_STRING XENO_HIVE_NORMAL
 
 #define DEFAULT_XENO_AMOUNT_TO_SPAWN 1

code/modules/admin/holder2.dm

@@ -98,7 +98,7 @@ you will have to do something like if(client.admin_holder.rights & R_ADMIN) your
 	if(!other)
 		return FALSE
 	if(rights_required && other.admin_holder?.rank)
-		if(check_client_rights(usr.client, rights_required, show_msg))
+		if(check_client_rights(other, rights_required, show_msg))
 			return TRUE
 		else if(show_msg)
 			to_chat(usr, SPAN_WARNING("You do not have sufficient rights to do that. You require one of the following flags:[rights2text(rights_required," ")]."))

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

@@ -201,7 +201,7 @@
 	if(istype(brain))
 		return TRUE
 	return FALSE
-
+f
 /mob/living/carbon/human/has_eyes()
 	var/datum/internal_organ/eyes = LAZYACCESS(internal_organs_by_name, "eyes")
 	if(istype(eyes) && !eyes.cut_away)
@@ -210,7 +210,7 @@
 
 
 /mob/living/carbon/human/is_mob_restrained(check_grab = TRUE)
-	if(check_grab && pulledby && pulledby.grab_level >= GRAB_AGGRESSIVE)
+	if(check_grab && pulledby && pulledby.grab_level > GRAB_PASSIVE && pulledby.grab_level != GRAB_XENO)
 		return TRUE
 	if (handcuffed)
 		return TRUE

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

@@ -8,7 +8,7 @@
 		return
 	if(istype(loc, /obj/structure/machinery/cryo_cell))
 		return
-	if(species && (species.flags & NO_BREATHE || species.flags & IS_SYNTHETIC))
+	if(species && (species.flags & (NO_BREATHE|IS_SYNTHETIC)))
 		return
 
 	var/list/air_info

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

@@ -1,15 +1,19 @@
 
-
+// Why is this proc in its own .dm file?
 /mob/living/carbon/proc/handle_grabbed()
 	if(!pulledby)
 		return
-	if(pulledby.grab_level >= GRAB_AGGRESSIVE)
-		drop_held_items()
 
-	if(pulledby.grab_level >= GRAB_CHOKE)
-		apply_damage(3, OXY)
-		apply_stamina_damage(5)
+	/// Rewrote this to be a little different, so that the normal effects don't apply to xeno grabs.
+	switch(pulledby.grab_level)
+		if(GRAB_AGGRESSIVE to GRAB_CARRY)
+			drop_held_items()
+		if(GRAB_CHOKE)
+			drop_held_items()
+			apply_damage(3, OXY)
+			apply_stamina_damage(5)
+		if(GRAB_XENO) /// Alien grabs inflict pain when the human is not incapacitated, but not the other effects.
+			/// Ignoring restrained with (TRUE). The grab does *not* restrain by itself. See /mob/living/carbon/human/is_mob_restrained(check_grab = TRUE)
+			/// This is too allow the human a chance to fight back, with guns or melee.
+			return is_mob_incapacitated(TRUE) || pain.apply_pain(PAIN_XENO_DRAG)
 
-		log_attack("[key_name(pulledby)] choked [key_name(src)] at [get_area_name(src)]")
-		attack_log += text("\[[time_stamp()]\] <font color='orange'>was choked by [key_name(pulledby)]</font>")
-		pulledby.attack_log += text("\[[time_stamp()]\] <font color='red'>choked [key_name(src)]</font>")

code/modules/mob/living/carbon/xenomorph/Xenomorph.dm

@@ -243,6 +243,8 @@
 	var/evolving = FALSE // Whether the xeno is in the process of evolving
 	/// The damage dealt by a xeno whenever they take damage near someone
 	var/acid_blood_damage = 15
+	/// Does their blood also create an acid object to melt the environment?
+	var/acid_blood_spatter = FALSE
 	var/nocrit = FALSE
 	var/deselect_timer = 0 // Much like Carbon.last_special is a short tick record to prevent accidental deselects of abilities
 	var/got_evolution_message = FALSE

code/modules/mob/living/carbon/xenomorph/abilities/lurker/lurker_powers.dm

@@ -329,11 +329,11 @@
 	if(xeno.can_not_harm(target_carbon))
 		return
 
-	if(!(HAS_TRAIT(target_carbon, TRAIT_KNOCKEDOUT) || target_carbon.stat == UNCONSCIOUS)) //called knocked out because for some reason .stat seems to have a delay .
+	if(!xeno.Adjacent(target_carbon))
 		to_chat(xeno, SPAN_XENOHIGHDANGER("We can only headbite an unconscious, adjacent target!"))
 		return
 
-	if(!xeno.Adjacent(target_carbon))
+	if(!(HAS_TRAIT(target_carbon, TRAIT_KNOCKEDOUT) || target_carbon.stat == UNCONSCIOUS || (locate(/datum/effects/crit) in target_carbon.effects_list))) //called knocked out because for some reason .stat seems to have a delay .
 		to_chat(xeno, SPAN_XENOHIGHDANGER("We can only headbite an unconscious, adjacent target!"))
 		return
 

code/modules/mob/living/carbon/xenomorph/ai/movement/base_define.dm

@@ -8,6 +8,9 @@
 	var/home_locate_range = 15
 	var/turf/home_turf
 
+	/// Should the alien try climbing barricades and other structures, if able?
+	var/do_climb_structures = FALSE
+
 /datum/xeno_ai_movement/New(mob/living/carbon/xenomorph/parent)
 	. = ..()
 	if(!parent)

code/modules/mob/living/carbon/xenomorph/ai/xeno_ai.dm

@@ -30,6 +30,9 @@
 	/// Cooldown declaration for delaying finding a new path if no path was found
 	COOLDOWN_DECLARE(no_path_found_cooldown)
 
+	var/ai_active_intent = INTENT_HARM
+	var/target_unconscious = FALSE
+
 /mob/living/carbon/xenomorph/proc/init_movement_handler()
 	return new /datum/xeno_ai_movement(src)
 
@@ -63,14 +66,14 @@
 
 	var/datum/component/ai_behavior_override/behavior_override = check_overrides()
 
-	if(behavior_override?.process_override_behavior(src, delta_time))
+	if(is_mob_incapacitated(TRUE)) ///If they are incapacitated, the rest doesn't matter.
+		current_path = null
 		return TRUE
 
-	if(is_mob_incapacitated(TRUE))
-		current_path = null
+	if(behavior_override?.process_override_behavior(src, delta_time))
 		return TRUE
 
-	if(QDELETED(current_target) || !current_target.ai_check_stat() || get_dist(current_target, src) > ai_range || COOLDOWN_FINISHED(src, forced_retarget_cooldown))
+	if(QDELETED(current_target) || !current_target.ai_check_stat(src) || get_dist(current_target, src) > ai_range || COOLDOWN_FINISHED(src, forced_retarget_cooldown))
 		current_target = get_target(ai_range)
 		COOLDOWN_START(src, forced_retarget_cooldown, forced_retarget_time)
 		if(QDELETED(src))
@@ -81,7 +84,7 @@
 			if(prob(5))
 				emote("hiss")
 
-	a_intent = INTENT_HARM
+	a_intent = ai_active_intent
 
 	if(!current_target)
 		ai_move_idle(delta_time)
@@ -133,7 +136,7 @@
 		return 0
 	return INFINITY
 
-/atom/proc/ai_check_stat()
+/atom/proc/ai_check_stat(mob/living/carbon/xenomorph/X)
 	return TRUE // So we aren't trying to find a new target on attack override
 
 // Called whenever an obstacle is encountered but xeno_ai_obstacle returned something else than infinite
@@ -267,28 +270,6 @@
 
 #undef EXTRA_CHECK_DISTANCE_MULTIPLIER
 
-/mob/living/carbon/proc/ai_can_target(mob/living/carbon/xenomorph/X)
-	if(!ai_check_stat(X))
-		return FALSE
-
-	if(X.can_not_harm(src))
-		return FALSE
-
-	if(alpha <= 45 && get_dist(X, src) > 2)
-		return FALSE
-
-	if(isfacehugger(X))
-		if(status_flags & XENO_HOST)
-			return FALSE
-
-		if(istype(wear_mask, /obj/item/clothing/mask/facehugger))
-			return FALSE
-
-	else if(HAS_TRAIT(src, TRAIT_NESTED))
-		return FALSE
-
-	return TRUE
-
 /mob/living/carbon/xenomorph/proc/make_ai()
 	SHOULD_CALL_PARENT(TRUE)
 	create_hud()
@@ -343,3 +324,7 @@
 				if(cycled_turf.x == min_x_value)
 					min_x_turfs += cycled_turf
 			return min_x_turfs
+
+/// Override as necessary to check for more specific triggers for an ability activation.
+/mob/living/carbon/xenomorph/proc/check_additional_ai_activation()
+	return TRUE

code/modules/mob/living/carbon/xenomorph/castes/Runner.dm

@@ -106,7 +106,7 @@
 
 	add_temp_negative_pass_flags(PASS_FLAGS_CRAWLER)
 
-/mob/living/carbon/xenomorph/runner/stop_pulling()
+/mob/living/carbon/xenomorph/runner/stop_pulling(bumped_movement = FALSE)
 	. = ..()
 
 	remove_temp_negative_pass_flags(PASS_FLAGS_CRAWLER)