270 lines
8.7 KiB
Plaintext
270 lines
8.7 KiB
Plaintext
#define HUMAN_MAX_OXYLOSS 3
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#define HUMAN_CRIT_MAX_OXYLOSS (SSmobs.wait/30)
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#define HEAT_GAS_DAMAGE_LEVEL_1 2
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#define HEAT_GAS_DAMAGE_LEVEL_2 4
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#define HEAT_GAS_DAMAGE_LEVEL_3 8
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#define COLD_GAS_DAMAGE_LEVEL_1 0.5
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#define COLD_GAS_DAMAGE_LEVEL_2 1.5
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#define COLD_GAS_DAMAGE_LEVEL_3 3
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/obj/item/organ/lungs
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name = "lungs"
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icon_state = "lungs"
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zone = "chest"
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slot = "lungs"
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gender = PLURAL
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w_class = WEIGHT_CLASS_NORMAL
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var/list/breathlevels = list("safe_oxygen_min" = 16,"safe_oxygen_max" = 0,"safe_co2_min" = 0,"safe_co2_max" = 10,
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"safe_toxins_min" = 0,"safe_toxins_max" = 0.05,"SA_para_min" = 1,"SA_sleep_min" = 5,"BZ_trip_balls_min" = 1)
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//Breath damage
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var/safe_oxygen_min = 16 // Minimum safe partial pressure of O2, in kPa
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var/safe_oxygen_max = 0
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var/safe_co2_min = 0
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var/safe_co2_max = 10 // Yes it's an arbitrary value who cares?
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var/safe_toxins_min = 0
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var/safe_toxins_max = 0.05
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var/SA_para_min = 1 //Sleeping agent
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var/SA_sleep_min = 5 //Sleeping agent
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var/BZ_trip_balls_min = 1 //BZ gas.
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var/oxy_breath_dam_min = 1
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var/oxy_breath_dam_max = 10
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var/co2_breath_dam_min = 1
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var/co2_breath_dam_max = 10
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var/tox_breath_dam_min = MIN_PLASMA_DAMAGE
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var/tox_breath_dam_max = MAX_PLASMA_DAMAGE
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/obj/item/organ/lungs/proc/check_breath(datum/gas_mixture/breath, var/mob/living/carbon/human/H)
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if((H.status_flags & GODMODE))
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return
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var/species_traits = list()
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if(H && H.dna && H.dna.species && H.dna.species.species_traits)
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species_traits = H.dna.species.species_traits
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if(!breath || (breath.total_moles() == 0))
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if(H.reagents.has_reagent("epinephrine"))
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return
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if(H.health >= HEALTH_THRESHOLD_CRIT)
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H.adjustOxyLoss(HUMAN_MAX_OXYLOSS)
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else if(!(NOCRITDAMAGE in species_traits))
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H.adjustOxyLoss(HUMAN_CRIT_MAX_OXYLOSS)
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H.failed_last_breath = 1
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if(safe_oxygen_min)
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H.throw_alert("oxy", /obj/screen/alert/oxy)
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else if(safe_toxins_min)
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H.throw_alert("not_enough_tox", /obj/screen/alert/not_enough_tox)
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else if(safe_co2_min)
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H.throw_alert("not_enough_co2", /obj/screen/alert/not_enough_co2)
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return 0
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var/gas_breathed = 0
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var/list/breath_gases = breath.gases
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breath.assert_gases("o2", "plasma", "co2", "n2o", "bz")
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//Partial pressures in our breath
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var/O2_pp = breath.get_breath_partial_pressure(breath_gases["o2"][MOLES])
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var/Toxins_pp = breath.get_breath_partial_pressure(breath_gases["plasma"][MOLES])
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var/CO2_pp = breath.get_breath_partial_pressure(breath_gases["co2"][MOLES])
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//-- OXY --//
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//Too much oxygen! //Yes, some species may not like it.
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if(safe_oxygen_max)
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if(O2_pp > safe_oxygen_max)
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var/ratio = (breath_gases["o2"][MOLES]/safe_oxygen_max) * 10
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H.adjustOxyLoss(Clamp(ratio,oxy_breath_dam_min,oxy_breath_dam_max))
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H.throw_alert("too_much_oxy", /obj/screen/alert/too_much_oxy)
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else
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H.clear_alert("too_much_oxy")
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//Too little oxygen!
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if(safe_oxygen_min)
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if(O2_pp < safe_oxygen_min)
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gas_breathed = handle_too_little_breath(H,O2_pp,safe_oxygen_min,breath_gases["o2"][MOLES])
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H.throw_alert("oxy", /obj/screen/alert/oxy)
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else
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H.failed_last_breath = 0
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if(H.getOxyLoss())
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H.adjustOxyLoss(-5)
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gas_breathed = breath_gases["o2"][MOLES]
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H.clear_alert("oxy")
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//Exhale
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breath_gases["o2"][MOLES] -= gas_breathed
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breath_gases["co2"][MOLES] += gas_breathed
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gas_breathed = 0
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//-- CO2 --//
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//CO2 does not affect failed_last_breath. So if there was enough oxygen in the air but too much co2, this will hurt you, but only once per 4 ticks, instead of once per tick.
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if(safe_co2_max)
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if(CO2_pp > safe_co2_max)
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if(!H.co2overloadtime) // If it's the first breath with too much CO2 in it, lets start a counter, then have them pass out after 12s or so.
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H.co2overloadtime = world.time
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else if(world.time - H.co2overloadtime > 120)
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H.Unconscious(60)
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H.adjustOxyLoss(3) // Lets hurt em a little, let them know we mean business
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if(world.time - H.co2overloadtime > 300) // They've been in here 30s now, lets start to kill them for their own good!
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H.adjustOxyLoss(8)
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H.throw_alert("too_much_co2", /obj/screen/alert/too_much_co2)
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if(prob(20)) // Lets give them some chance to know somethings not right though I guess.
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H.emote("cough")
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else
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H.co2overloadtime = 0
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H.clear_alert("too_much_co2")
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//Too little CO2!
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if(breathlevels["safe_co2_min"])
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if(CO2_pp < safe_co2_min)
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gas_breathed = handle_too_little_breath(H,CO2_pp, safe_co2_min,breath_gases["co2"][MOLES])
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H.throw_alert("not_enough_co2", /obj/screen/alert/not_enough_co2)
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else
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H.failed_last_breath = 0
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H.adjustOxyLoss(-5)
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gas_breathed = breath_gases["co2"][MOLES]
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H.clear_alert("not_enough_co2")
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//Exhale
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breath_gases["co2"][MOLES] -= gas_breathed
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breath_gases["o2"][MOLES] += gas_breathed
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gas_breathed = 0
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//-- TOX --//
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//Too much toxins!
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if(safe_toxins_max)
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if(Toxins_pp > safe_toxins_max)
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var/ratio = (breath_gases["plasma"][MOLES]/safe_toxins_max) * 10
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if(H.reagents)
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H.reagents.add_reagent("plasma", Clamp(ratio, tox_breath_dam_min, tox_breath_dam_max))
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H.throw_alert("tox_in_air", /obj/screen/alert/tox_in_air)
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else
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H.clear_alert("tox_in_air")
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//Too little toxins!
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if(safe_toxins_min)
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if(Toxins_pp < safe_toxins_min)
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gas_breathed = handle_too_little_breath(H,Toxins_pp, safe_toxins_min, breath_gases["plasma"][MOLES])
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H.throw_alert("not_enough_tox", /obj/screen/alert/not_enough_tox)
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else
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H.failed_last_breath = 0
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H.adjustOxyLoss(-5)
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gas_breathed = breath_gases["plasma"][MOLES]
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H.clear_alert("not_enough_tox")
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//Exhale
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breath_gases["plasma"][MOLES] -= gas_breathed
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breath_gases["co2"][MOLES] += gas_breathed
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gas_breathed = 0
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//-- TRACES --//
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if(breath) // If there's some other shit in the air lets deal with it here.
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// N2O
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var/SA_pp = breath.get_breath_partial_pressure(breath_gases["n2o"][MOLES])
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if(SA_pp > SA_para_min) // Enough to make us stunned for a bit
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H.Unconscious(60) // 60 gives them one second to wake up and run away a bit!
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if(SA_pp > SA_sleep_min) // Enough to make us sleep as well
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H.Sleeping(max(H.AmountSleeping() + 40, 200))
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else if(SA_pp > 0.01) // There is sleeping gas in their lungs, but only a little, so give them a bit of a warning
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if(prob(20))
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H.emote(pick("giggle", "laugh"))
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// BZ
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var/bz_pp = breath.get_breath_partial_pressure(breath_gases["bz"][MOLES])
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if(bz_pp > BZ_trip_balls_min)
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H.hallucination += 20
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if(prob(33))
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H.adjustBrainLoss(3)
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else if(bz_pp > 0.01)
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H.hallucination += 5//Removed at 2 per tick so this will slowly build up
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handle_breath_temperature(breath, H)
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breath.garbage_collect()
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return 1
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/obj/item/organ/lungs/proc/handle_too_little_breath(mob/living/carbon/human/H = null,breath_pp = 0, safe_breath_min = 0, true_pp = 0)
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. = 0
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if(!H || !safe_breath_min) //the other args are either: Ok being 0 or Specifically handled.
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return 0
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if(prob(20))
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H.emote("gasp")
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if(breath_pp > 0)
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var/ratio = safe_breath_min/breath_pp
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H.adjustOxyLoss(min(5*ratio, HUMAN_MAX_OXYLOSS)) // Don't fuck them up too fast (space only does HUMAN_MAX_OXYLOSS after all!
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H.failed_last_breath = 1
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. = true_pp*ratio/6
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else
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H.adjustOxyLoss(HUMAN_MAX_OXYLOSS)
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H.failed_last_breath = 1
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/obj/item/organ/lungs/proc/handle_breath_temperature(datum/gas_mixture/breath, mob/living/carbon/human/H) // called by human/life, handles temperatures
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if(abs(310.15 - breath.temperature) > 50)
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var/species_traits = list()
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if(H && H.dna && H.dna.species && H.dna.species.species_traits)
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species_traits = H.dna.species.species_traits
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if(!(GLOB.mutations_list[COLDRES] in H.dna.mutations) && !(RESISTCOLD in species_traits)) // COLD DAMAGE
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switch(breath.temperature)
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if(-INFINITY to 120)
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H.apply_damage(COLD_GAS_DAMAGE_LEVEL_3, BURN, "head")
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if(120 to 200)
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H.apply_damage(COLD_GAS_DAMAGE_LEVEL_2, BURN, "head")
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if(200 to 260)
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H.apply_damage(COLD_GAS_DAMAGE_LEVEL_1, BURN, "head")
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if(!(RESISTHOT in species_traits)) // HEAT DAMAGE
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switch(breath.temperature)
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if(360 to 400)
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H.apply_damage(HEAT_GAS_DAMAGE_LEVEL_1, BURN, "head")
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if(400 to 1000)
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H.apply_damage(HEAT_GAS_DAMAGE_LEVEL_2, BURN, "head")
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if(1000 to INFINITY)
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H.apply_damage(HEAT_GAS_DAMAGE_LEVEL_3, BURN, "head")
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/obj/item/organ/lungs/prepare_eat()
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var/obj/S = ..()
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S.reagents.add_reagent("salbutamol", 5)
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return S
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/obj/item/organ/lungs/plasmaman
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name = "plasma filter"
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desc = "A spongy rib-shaped mass for filtering plasma from the air."
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icon_state = "lungs-plasma"
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safe_oxygen_min = 0 //We don't breath this
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safe_toxins_min = 16 //We breath THIS!
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safe_toxins_max = 0
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#undef HUMAN_MAX_OXYLOSS
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#undef HUMAN_CRIT_MAX_OXYLOSS
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#undef HEAT_GAS_DAMAGE_LEVEL_1
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#undef HEAT_GAS_DAMAGE_LEVEL_2
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#undef HEAT_GAS_DAMAGE_LEVEL_3
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#undef COLD_GAS_DAMAGE_LEVEL_1
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#undef COLD_GAS_DAMAGE_LEVEL_2
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#undef COLD_GAS_DAMAGE_LEVEL_3
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