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Paradise/code/modules/mob/living/living_defense.dm
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SilverplateandGitHub eb1d866fa7 Refactors SSTicker checks (#28469) 
* SSTicker check update

* Wilk first pass
2025-03-01 03:29:36 +00:00

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/*
run_armor_check(a,b)
args
a:def_zone - What part is getting hit, if null will check entire body
b:attack_flag - What type of attack, bullet, laser, energy, melee
Returns
0 - no block
1 - halfblock
2 - fullblock
*/
/mob/living/proc/run_armor_check(def_zone = null, attack_flag = MELEE, absorb_text = "Your armor absorbs the blow!", soften_text = "Your armor softens the blow!", armour_penetration_flat = 0, penetrated_text = "Your armor was penetrated!", armour_penetration_percentage = 0)
var/armor = getarmor(def_zone, attack_flag)
if(armor == INFINITY)
to_chat(src, "<span class='userdanger'>[absorb_text]</span>")
return armor
if(armor <= 0)
return armor
if(!armour_penetration_flat && !armour_penetration_percentage)
to_chat(src, "<span class='userdanger'>[soften_text]</span>")
return armor
var/armor_original = armor
armor = max(0, (armor * ((100 - armour_penetration_percentage) / 100)) - armour_penetration_flat)
if(armor_original <= armor)
to_chat(src, "<span class='userdanger'>[soften_text]</span>")
else
to_chat(src, "<span class='userdanger'>[penetrated_text]</span>")
return armor
//if null is passed for def_zone, then this should return something appropriate for all zones (e.g. area effect damage)
/mob/living/proc/getarmor(def_zone, type)
return 0
/mob/living/proc/is_mouth_covered(head_only = FALSE, mask_only = FALSE)
return FALSE
/mob/living/proc/is_eyes_covered(check_glasses = TRUE, check_head = TRUE, check_mask = TRUE)
return FALSE
/mob/living/bullet_act(obj/item/projectile/P, def_zone)
SEND_SIGNAL(src, COMSIG_ATOM_BULLET_ACT, P, def_zone)
//Armor
var/armor = run_armor_check(def_zone, P.flag, armour_penetration_flat = P.armour_penetration_flat, armour_penetration_percentage = P.armour_penetration_percentage)
if(!P.nodamage)
apply_damage(P.damage, P.damage_type, def_zone, armor)
if(P.dismemberment)
check_projectile_dismemberment(P, def_zone)
return P.on_hit(src, armor, def_zone)
/// Tries to dodge incoming bullets if we aren't disabled for any reasons. Advised to overide with advanced effects, this is as basic example admins can apply.
/mob/living/proc/advanced_bullet_dodge(mob/living/source, obj/item/projectile/hitting_projectile)
SIGNAL_HANDLER
if(HAS_TRAIT(source, TRAIT_IMMOBILIZED))
return NONE
if(source.stat != CONSCIOUS)
return NONE
if(!prob(advanced_bullet_dodge_chance))
return NONE
source.visible_message(
"<span class='danger'>[source] [pick("dodges","jumps out of the way of","evades","dives out of the way of")] [hitting_projectile]!</span>",
"<span class='userdanger'>You evade [hitting_projectile]!</span>",
)
playsound(source, pick('sound/weapons/bulletflyby.ogg', 'sound/weapons/bulletflyby2.ogg', 'sound/weapons/bulletflyby3.ogg'), 75, TRUE)
// Chance to dodge multiple shotgun spreads, but not likely. Mainly: Infinite loop prevention from admins setting it to 100 and doing something stupid.
// If you want to set your dodge chance to 100 on a subtype, no issue: Just make sure the subtype does not step in a direction, otherwise you'll have the mob move a large distance to dodge rubbershot.
if(prob(50))
addtimer(VARSET_CALLBACK(src, advanced_bullet_dodge_chance, advanced_bullet_dodge_chance), 0.25 SECONDS) // Returns fast enough for multiple laser shots.
advanced_bullet_dodge_chance = 0
return ATOM_PREHIT_FAILURE
/mob/living/proc/check_projectile_dismemberment(obj/item/projectile/P, def_zone)
return 0
///As the name suggests, this should be called to apply electric shocks.
/mob/living/proc/electrocute_act(shock_damage, source, siemens_coeff = 1, flags = NONE)
SEND_SIGNAL(src, COMSIG_LIVING_ELECTROCUTE_ACT, shock_damage, source, siemens_coeff, flags)
if(status_flags & GODMODE) //godmode
return FALSE
if((flags & SHOCK_TESLA) && HAS_TRAIT(src, TRAIT_TESLA_SHOCKIMMUNE))
return FALSE
if(HAS_TRAIT(src, TRAIT_SHOCKIMMUNE))
return FALSE
shock_damage *= siemens_coeff
if(shock_damage < 1)
return FALSE
if(!(flags & SHOCK_ILLUSION))
take_overall_damage(0, shock_damage, TRUE, used_weapon = "Electrocution")
if(shock_damage > 200)
visible_message(
"<span class='danger'>[src] was arc flashed by \the [source]!</span>",
"<span class='userdanger'>\The [source] arc flashes and electrocutes you!</span>",
"<span class='italics'>You hear a lightning-like crack!</span>")
playsound(loc, 'sound/effects/eleczap.ogg', 50, TRUE, -1)
explosion(loc, -1, 0, 2, 2)
else
apply_damage(shock_damage, STAMINA)
visible_message(
"<span class='danger'>[src] was shocked by \the [source]!</span>", \
"<span class='userdanger'>You feel a powerful shock coursing through your body!</span>", \
"<span class='hear'>You hear a heavy electrical crack.</span>" \
)
return shock_damage
/mob/living/emp_act(severity)
..()
for(var/obj/O in contents)
O.emp_act(severity)
/obj/item/proc/get_volume_by_throwforce_and_or_w_class()
if(throwforce && w_class)
return clamp((throwforce + w_class) * 5, 30, 100)// Add the item's throwforce to its weight class and multiply by 5, then clamp the value between 30 and 100
else if(w_class)
return clamp(w_class * 8, 20, 100) // Multiply the item's weight class by 8, then clamp the value between 20 and 100
else
return 0
//this proc handles being hit by a thrown atom
/mob/living/hitby(atom/movable/AM, skipcatch, hitpush = TRUE, blocked = FALSE, datum/thrownthing/throwingdatum)
if(isitem(AM))
var/obj/item/thrown_item = AM
var/zone = ran_zone("chest", 65)//Hits a random part of the body, geared towards the chest
var/nosell_hit = SEND_SIGNAL(thrown_item, COMSIG_MOVABLE_IMPACT_ZONE, src, zone, throwingdatum) // TODO: find a better way to handle hitpush and skipcatch for humans
if(nosell_hit)
skipcatch = TRUE
hitpush = FALSE
if(blocked)
return TRUE
var/mob/thrower = locateUID(thrown_item.thrownby)
if(thrower)
add_attack_logs(thrower, src, "Hit with thrown [thrown_item]", !thrown_item.throwforce ? ATKLOG_ALMOSTALL : null) // Only message if the person gets damages
if(nosell_hit)
return ..()
visible_message("<span class='danger'>[src] is hit by [thrown_item]!</span>", "<span class='userdanger'>You're hit by [thrown_item]!</span>")
if(!thrown_item.throwforce)
return
var/armor = run_armor_check(zone, MELEE, "Your armor has protected your [parse_zone(zone)].", "Your armor has softened hit to your [parse_zone(zone)].", thrown_item.armour_penetration_flat, armour_penetration_percentage = thrown_item.armour_penetration_percentage)
apply_damage(thrown_item.throwforce, thrown_item.damtype, zone, armor, thrown_item.sharp, thrown_item)
if(QDELETED(src)) //Damage can delete the mob.
return
return ..()
playsound(loc, 'sound/weapons/genhit.ogg', 50, TRUE, -1) //Item sounds are handled in the item itself
return ..()
/mob/living/mech_melee_attack(obj/mecha/M)
if(M.occupant.a_intent == INTENT_HARM)
if(HAS_TRAIT(M.occupant, TRAIT_PACIFISM))
to_chat(M.occupant, "<span class='warning'>You don't want to harm other living beings!</span>")
return
M.do_attack_animation(src)
if(M.damtype == "brute")
step_away(src,M,15)
switch(M.damtype)
if("brute")
Paralyse(2 SECONDS)
take_overall_damage(rand(M.force/2, M.force))
playsound(src, 'sound/weapons/punch4.ogg', 50, TRUE)
if("fire")
take_overall_damage(0, rand(M.force/2, M.force))
playsound(src, 'sound/items/welder.ogg', 50, TRUE)
if("tox")
M.mech_toxin_damage(src)
else
return
updatehealth("mech melee attack")
M.occupant_message("<span class='danger'>You hit [src].</span>")
visible_message("<span class='danger'>[M.name] hits [src]!</span>", "<span class='userdanger'>[M.name] hits you!</span>")
add_attack_logs(M.occupant, src, "Mecha-meleed with [M]")
else
step_away(src,M)
add_attack_logs(M.occupant, src, "Mecha-pushed with [M]", ATKLOG_ALL)
M.occupant_message("<span class='warning'>You push [src] out of the way.</span>")
visible_message("<span class='warning'>[M] pushes [src] out of the way.</span>")
//Mobs on Fire
/mob/living/proc/IgniteMob()
if(fire_stacks > 0 && !on_fire && !HAS_TRAIT(src, TRAIT_NOFIRE))
on_fire = TRUE
visible_message("<span class='warning'>[src] catches fire!</span>", "<span class='userdanger'>You're set on fire!</span>")
set_light(light_range + 3,l_color = "#ED9200")
throw_alert("fire", /atom/movable/screen/alert/fire)
update_fire()
SEND_SIGNAL(src, COMSIG_LIVING_IGNITED)
return TRUE
return FALSE
/mob/living/proc/ExtinguishMob()
if(on_fire)
on_fire = 0
fire_stacks = 0
set_light(max(0,light_range - 3))
clear_alert("fire")
update_fire()
/mob/living/proc/update_fire()
return
/mob/living/proc/adjust_fire_stacks(add_fire_stacks) //Adjusting the amount of fire_stacks we have on person
fire_stacks = clamp(fire_stacks + add_fire_stacks, -20, 20)
if(on_fire && fire_stacks <= 0)
ExtinguishMob()
/**
* Burns a mob and slowly puts the fires out. Returns TRUE if the mob is on fire
*/
/mob/living/proc/handle_fire()
if(fire_stacks < 0) //If we've doused ourselves in water to avoid fire, dry off slowly
fire_stacks = min(0, fire_stacks + 1)//So we dry ourselves back to default, nonflammable.
if(!on_fire)
return FALSE
if(fire_stacks > 0)
adjust_fire_stacks(-0.1) //the fire is slowly consumed
for(var/obj/item/clothing/C in contents)
C.catch_fire()
else
ExtinguishMob()
return FALSE
var/turf/T = get_turf(src)
var/datum/gas_mixture/G = T?.get_readonly_air() // Check if we're standing in an oxygenless environment
if(!G || G.oxygen() < 1)
ExtinguishMob() //If there's no oxygen in the tile we're on, put out the fire
return FALSE
T.hotspot_expose(700, 10)
SEND_SIGNAL(src, COMSIG_LIVING_FIRE_TICK)
return TRUE
/mob/living/fire_act(datum/gas_mixture/air, exposed_temperature, exposed_volume, global_overlay = TRUE)
..()
adjust_fire_stacks(3)
IgniteMob()
//Share fire evenly between the two mobs
//Called in MobBump() and Crossed()
/mob/living/proc/spreadFire(mob/living/L)
if(!istype(L))
return
var/L_old_on_fire = L.on_fire
if(on_fire) //Only spread fire stacks if we're on fire
fire_stacks /= 2
L.fire_stacks += fire_stacks
if(L.IgniteMob())
log_game("[key_name(src)] bumped into [key_name(L)] and set them on fire")
if(L_old_on_fire) //Only ignite us and gain their stacks if they were onfire before we bumped them
L.fire_stacks /= 2
fire_stacks += L.fire_stacks
IgniteMob()
/mob/living/can_be_pulled(user, grab_state, force, show_message = FALSE)
return ..() && !(buckled && buckled.buckle_prevents_pull)
/mob/living/water_act(volume, temperature, source, method = REAGENT_TOUCH)
. = ..()
adjust_fire_stacks(-(volume * 0.2))
if(method == REAGENT_TOUCH)
// 100 volume - 20 seconds of lost sleep
AdjustSleeping(-(volume * 0.2 SECONDS), bound_lower = 1 SECONDS) // showers cannot save you from sleeping gas, 1 second lower boundary
/mob/living/proc/near_wall(direction, distance=1)
var/turf/T = get_step(get_turf(src),direction)
var/turf/last_turf = src.loc
var/i = 1
while(i>0 && i<=distance)
if(T.density) //Turf is a wall!
return last_turf
i++
last_turf = T
T = get_step(T,direction)
return 0
// End BS12 momentum-transfer code.
/mob/living/proc/grabbedby(mob/living/carbon/user, supress_message = FALSE)
if(user == src || anchored)
return FALSE
if(!(status_flags & CANPUSH))
return FALSE
if(user.pull_force < move_force)
return FALSE
// This if-statement checks if the user is horizontal, and if the user either has no martial art, or has judo, drunk fighting or krav, in which case it should also fail
if(IS_HORIZONTAL(user) && (!user.mind.martial_art || !user.mind.martial_art.can_horizontally_grab))
to_chat(user, "<span class='warning'>You fail to get a good grip on [src]!</span>")
return
for(var/obj/item/grab/G in grabbed_by)
if(G.assailant == user)
to_chat(user, "<span class='notice'>You already grabbed [src].</span>")
return
add_attack_logs(user, src, "Grabbed passively", ATKLOG_ALL)
var/obj/item/grab/G = new /obj/item/grab(user, src)
if(!G) //the grab will delete itself in New if src is anchored
return 0
user.put_in_active_hand(G)
G.synch()
LAssailant = user
playsound(src.loc, 'sound/weapons/thudswoosh.ogg', 50, TRUE, -1)
/*if(user.dir == src.dir)
G.state = GRAB_AGGRESSIVE
G.last_upgrade = world.time
if(!supress_message)
visible_message("<span class='warning'>[user] has grabbed [src] from behind!</span>")
else*///This is an example of how you can make special types of grabs simply based on direction.
if(!supress_message)
visible_message("<span class='warning'>[user] has grabbed [src] passively!</span>")
return G
/mob/living/attack_slime(mob/living/simple_animal/slime/M)
if(SSticker.current_state < GAME_STATE_PLAYING)
to_chat(M, "You cannot attack people before the game has started.")
return
if(M.buckled)
if(M in buckled_mobs)
M.Feedstop()
return // can't attack while eating!
if(HAS_TRAIT(src, TRAIT_PACIFISM))
to_chat(M, "<span class='warning'>You don't want to hurt anyone!</span>")
return FALSE
if(stat != DEAD)
add_attack_logs(M, src, "Slime'd")
M.do_attack_animation(src)
visible_message("<span class='danger'>\The [M.name] glomps [src]!</span>", "<span class='userdanger'>\The [M.name] glomps you!</span>")
return TRUE
/mob/living/attack_animal(mob/living/simple_animal/M)
M.face_atom(src)
if((M.a_intent == INTENT_HELP && M.ckey) || M.melee_damage_upper == 0)
M.custom_emote(EMOTE_VISIBLE, "[M.friendly] [src].")
return FALSE
if(HAS_TRAIT(M, TRAIT_PACIFISM))
to_chat(M, "<span class='warning'>You don't want to hurt anyone!</span>")
return FALSE
if(M.attack_sound)
playsound(loc, M.attack_sound, 50, TRUE, 1)
M.do_attack_animation(src)
visible_message("<span class='danger'>\The [M] [M.attacktext] [src]!</span>", \
"<span class='userdanger'>\The [M] [M.attacktext] [src]!</span>")
add_attack_logs(M, src, "Animal attacked")
return TRUE
/mob/living/attack_larva(mob/living/carbon/alien/larva/L)
switch(L.a_intent)
if(INTENT_HELP)
visible_message("<span class='notice'>[L.name] rubs its head against [src].</span>")
return 0
else
if(HAS_TRAIT(L, TRAIT_PACIFISM))
to_chat(L, "<span class='warning'>You don't want to hurt anyone!</span>")
return
L.do_attack_animation(src)
if(prob(90))
add_attack_logs(L, src, "Larva attacked")
visible_message("<span class='danger'>[L.name] bites [src]!</span>", \
"<span class='userdanger'>[L.name] bites [src]!</span>")
playsound(loc, 'sound/weapons/bite.ogg', 50, TRUE, -1)
return 1
else
visible_message("<span class='danger'>[L.name] has attempted to bite [src]!</span>", \
"<span class='userdanger'>[L.name] has attempted to bite [src]!</span>")
return 0
/mob/living/attack_alien(mob/living/carbon/alien/humanoid/M)
switch(M.a_intent)
if(INTENT_HELP)
visible_message("<span class='notice'>[M] caresses [src] with its scythe like arm.</span>")
return FALSE
if(INTENT_GRAB)
grabbedby(M)
return FALSE
if(INTENT_HARM)
if(HAS_TRAIT(M, TRAIT_PACIFISM))
to_chat(M, "<span class='warning'>You don't want to hurt anyone!</span>")
return FALSE
M.do_attack_animation(src)
return TRUE
if(INTENT_DISARM)
M.do_attack_animation(src, ATTACK_EFFECT_DISARM)
return TRUE
/mob/living/proc/cult_self_harm(damage)
return FALSE
/mob/living/shove_impact(mob/living/target, mob/living/attacker)
if(IS_HORIZONTAL(src))
return FALSE
add_attack_logs(attacker, target, "pushed into [src]", ATKLOG_ALL)
playsound(src, 'sound/weapons/punch1.ogg', 50, 1)
target.KnockDown(1 SECONDS) // knock them both down
KnockDown(1 SECONDS)
return TRUE
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