mirror of
https://github.com/vgstation-coders/vgstation13.git
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235 lines
7.5 KiB
Plaintext
235 lines
7.5 KiB
Plaintext
/datum/pipeline
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var/datum/gas_mixture/air
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var/list/obj/machinery/atmospherics/pipe/members = list()
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var/list/obj/machinery/atmospherics/pipe/edges = list() //Used for building networks
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var/datum/pipe_network/network
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var/alert_pressure = 0
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var/last_pressure_check=0
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var/const/PRESSURE_CHECK_DELAY=5 // 5s delay between pchecks to give pipenets time to recover.
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/datum/pipeline/Del()
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Destroy()
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return ..()
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/datum/pipeline/Destroy()
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if(network) //For the pipenet rebuild
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returnToDPool(network)
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if(air && air.volume) //For the pipeline rebuild next tick
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temporarily_store_air()
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del(air)
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//Null the fuck out of all these references
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for(var/obj/machinery/atmospherics/pipe/M in members) //Edges are a subset of members
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M.parent = null
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/datum/pipeline/resetVariables()
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..("members", "edges")
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members = list()
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edges = list()
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/datum/pipeline/proc/process()//This use to be called called from the pipe networks
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if((world.timeofday - last_pressure_check) / 10 >= PRESSURE_CHECK_DELAY)
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//Check to see if pressure is within acceptable limits
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var/pressure = air.return_pressure()
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if(pressure > alert_pressure)
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for(var/obj/machinery/atmospherics/pipe/member in members)
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if(!member.check_pressure(pressure))
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// Delay next update so we have a chance to recalculate.
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last_pressure_check=world.timeofday
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break //Only delete 1 pipe per process
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//Allow for reactions
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//air.react() //Should be handled by pipe_network now
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/datum/pipeline/proc/temporarily_store_air()
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//Update individual gas_mixtures by volume ratio
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for(var/obj/machinery/atmospherics/pipe/member in members)
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member.air_temporary = new
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member.air_temporary.volume = member.volume
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member.air_temporary.oxygen = air.oxygen*member.volume/air.volume
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member.air_temporary.nitrogen = air.nitrogen*member.volume/air.volume
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member.air_temporary.toxins = air.toxins*member.volume/air.volume
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member.air_temporary.carbon_dioxide = air.carbon_dioxide*member.volume/air.volume
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member.air_temporary.temperature = air.temperature
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if(air.trace_gases.len)
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for(var/datum/gas/trace_gas in air.trace_gases)
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var/datum/gas/corresponding = new trace_gas.type()
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member.air_temporary.trace_gases += corresponding
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corresponding.moles = trace_gas.moles*member.volume/air.volume
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member.air_temporary.update_values()
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/datum/pipeline/proc/build_pipeline(obj/machinery/atmospherics/pipe/base)
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air = new
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var/list/possible_expansions = list(base)
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members = list(base)
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edges = list()
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var/volume = base.volume
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base.parent = src
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alert_pressure = base.alert_pressure
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if(base.air_temporary)
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air = base.air_temporary
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base.air_temporary = null
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else
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air = new
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while(possible_expansions.len>0)
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for(var/obj/machinery/atmospherics/pipe/borderline in possible_expansions)
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var/list/result = borderline.pipeline_expansion()
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var/edge_check = result.len
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if(result.len>0)
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for(var/obj/machinery/atmospherics/pipe/item in result)
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if(!members.Find(item))
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members += item
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possible_expansions += item
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volume += item.volume
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item.parent = src
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alert_pressure = min(alert_pressure, item.alert_pressure)
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if(item.air_temporary)
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air.merge(item.air_temporary)
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edge_check--
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if(edge_check>0)
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edges += borderline
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possible_expansions -= borderline
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air.volume = volume
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/datum/pipeline/proc/network_expand(datum/pipe_network/new_network, obj/machinery/atmospherics/pipe/reference)
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if(new_network.line_members.Find(src))
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return 0
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new_network.line_members += src
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network = new_network
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for(var/obj/machinery/atmospherics/pipe/edge in edges)
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for(var/obj/machinery/atmospherics/result in edge.pipeline_expansion())
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if(!istype(result,/obj/machinery/atmospherics/pipe) && (result!=reference))
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result.network_expand(new_network, edge)
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return 1
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/datum/pipeline/proc/return_network(obj/machinery/atmospherics/reference)
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if(!network)
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network = getFromDPool(/datum/pipe_network)
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network.build_network(src, null)
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//technically passing these parameters should not be allowed
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//however pipe_network.build_network(..) and pipeline.network_extend(...)
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// were setup to properly handle this case
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return network
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/datum/pipeline/proc/mingle_with_turf(turf/simulated/target, mingle_volume)
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var/datum/gas_mixture/air_sample = air.remove_ratio(mingle_volume/air.volume)
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air_sample.volume = mingle_volume
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if(istype(target) && target.zone)
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//Have to consider preservation of group statuses
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var/datum/gas_mixture/turf_copy = new
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turf_copy.copy_from(target.zone.air)
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turf_copy.volume = target.zone.air.volume //Copy a good representation of the turf from parent group
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equalize_gases(list(air_sample, turf_copy))
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air.merge(air_sample)
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turf_copy.subtract(target.zone.air)
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target.zone.air.merge(turf_copy)
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else
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var/datum/gas_mixture/turf_air = target.return_air()
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equalize_gases(list(air_sample, turf_air))
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air.merge(air_sample)
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//turf_air already modified by equalize_gases()
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/*
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if(istype(target) && !target.processing)
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if(target.air)
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if(target.air.check_tile_graphic())
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target.update_visuals(target.air)
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*/
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if(network)
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network.update = 1
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/datum/pipeline/proc/temperature_interact(turf/target, share_volume, thermal_conductivity)
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var/total_heat_capacity = air.heat_capacity()
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var/partial_heat_capacity = total_heat_capacity*(share_volume/air.volume)
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if(istype(target, /turf/simulated))
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var/turf/simulated/modeled_location = target
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if(modeled_location.blocks_air)
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if((modeled_location.heat_capacity>0) && (partial_heat_capacity>0))
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var/delta_temperature = air.temperature - modeled_location.temperature
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var/heat = thermal_conductivity*delta_temperature* \
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(partial_heat_capacity*modeled_location.heat_capacity/(partial_heat_capacity+modeled_location.heat_capacity))
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air.temperature -= heat/total_heat_capacity
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modeled_location.temperature += heat/modeled_location.heat_capacity
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else
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var/delta_temperature = 0
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var/sharer_heat_capacity = 0
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if(modeled_location.zone)
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delta_temperature = (air.temperature - modeled_location.zone.air.temperature)
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sharer_heat_capacity = modeled_location.zone.air.heat_capacity()
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else
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delta_temperature = (air.temperature - modeled_location.air.temperature)
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sharer_heat_capacity = modeled_location.air.heat_capacity()
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var/self_temperature_delta = 0
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var/sharer_temperature_delta = 0
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if((sharer_heat_capacity>0) && (partial_heat_capacity>0))
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var/heat = thermal_conductivity*delta_temperature* \
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(partial_heat_capacity*sharer_heat_capacity/(partial_heat_capacity+sharer_heat_capacity))
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self_temperature_delta = -heat/total_heat_capacity
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sharer_temperature_delta = heat/sharer_heat_capacity
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else
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return 1
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air.temperature += self_temperature_delta
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if(modeled_location.zone)
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modeled_location.zone.air.temperature += sharer_temperature_delta/modeled_location.zone.air.group_multiplier
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else
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modeled_location.air.temperature += sharer_temperature_delta
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else
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if((target.heat_capacity>0) && (partial_heat_capacity>0))
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var/delta_temperature = air.temperature - target.temperature
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var/heat = thermal_conductivity*delta_temperature* \
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(partial_heat_capacity*target.heat_capacity/(partial_heat_capacity+target.heat_capacity))
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air.temperature -= heat/total_heat_capacity
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if(network)
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network.update = 1
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