/
filter.dm
264 lines (220 loc) · 6.81 KB
/
filter.dm
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//--------------------------------------------
// Gas filter - omni variant
//--------------------------------------------
/obj/machinery/atmospherics/omni/filter
name = "omni gas filter"
icon_state = "map_filter"
var/list/filters = new()
var/datum/omni_port/input
var/datum/omni_port/output
use_power = 1
idle_power_usage = 150 //internal circuitry, friction losses and stuff
power_rating = 7500 //7500 W ~ 10 HP
var/max_flow_rate = 200
var/set_flow_rate = 200
var/list/filtering_outputs = list() //maps gasids to gas_mixtures
/obj/machinery/atmospherics/omni/filter/New()
..()
rebuild_filtering_list()
for(var/datum/omni_port/P in ports)
P.air.volume = ATMOS_DEFAULT_VOLUME_FILTER
/obj/machinery/atmospherics/omni/filter/Destroy()
input = null
output = null
filters.Cut()
. = ..()
/obj/machinery/atmospherics/omni/filter/sort_ports()
for(var/datum/omni_port/P in ports)
if(P.update)
if(output == P)
output = null
if(input == P)
input = null
if(filters.Find(P))
filters -= P
P.air.volume = 200
switch(P.mode)
if(ATM_INPUT)
input = P
if(ATM_OUTPUT)
output = P
if(ATM_O2 to ATM_N2O)
filters += P
/obj/machinery/atmospherics/omni/filter/error_check()
if(!input || !output || !filters)
return 1
if(filters.len < 1) //requires at least 1 filter ~otherwise why are you using a filter?
return 1
return 0
/obj/machinery/atmospherics/omni/filter/Process()
if(!..())
return 0
var/datum/gas_mixture/output_air = output.air //BYOND doesn't like referencing "output.air.return_pressure()" so we need to make a direct reference
var/datum/gas_mixture/input_air = input.air // it's completely happy with them if they're in a loop though i.e. "P.air.return_pressure()"... *shrug*
//Figure out the amount of moles to transfer
var/transfer_moles = (set_flow_rate/input_air.volume)*input_air.total_moles
var/power_draw = -1
if (transfer_moles > MINIMUM_MOLES_TO_FILTER)
power_draw = filter_gas_multi(src, filtering_outputs, input_air, output_air, transfer_moles, power_rating)
if (power_draw >= 0)
last_power_draw = power_draw
use_power(power_draw)
if(input.network)
input.network.update = 1
if(output.network)
output.network.update = 1
for(var/datum/omni_port/P in filters)
if(P.network)
P.network.update = 1
return 1
/obj/machinery/atmospherics/omni/filter/ui_interact(mob/user, ui_key = "main", var/datum/nanoui/ui = null, var/force_open = 1)
usr.set_machine(src)
var/list/data = new()
data = build_uidata()
ui = nanomanager.try_update_ui(user, src, ui_key, ui, data, force_open)
if (!ui)
ui = new(user, src, ui_key, "omni_filter.tmpl", "Omni Filter Control", 330, 330)
ui.set_initial_data(data)
ui.open()
/obj/machinery/atmospherics/omni/filter/proc/build_uidata()
var/list/data = new()
data["power"] = use_power
data["config"] = configuring
var/portData[0]
for(var/datum/omni_port/P in ports)
if(!configuring && P.mode == 0)
continue
var/input = 0
var/output = 0
var/filter = 1
var/f_type = null
switch(P.mode)
if(ATM_INPUT)
input = 1
filter = 0
if(ATM_OUTPUT)
output = 1
filter = 0
if(ATM_O2 to ATM_N2O)
f_type = mode_send_switch(P.mode)
portData[++portData.len] = list("dir" = dir_name(P.dir, capitalize = 1), \
"input" = input, \
"output" = output, \
"filter" = filter, \
"f_type" = f_type)
if(portData.len)
data["ports"] = portData
if(output)
data["set_flow_rate"] = round(set_flow_rate*10) //because nanoui can't handle rounded decimals.
data["last_flow_rate"] = round(last_flow_rate*10)
return data
/obj/machinery/atmospherics/omni/filter/proc/mode_send_switch(var/mode = ATM_NONE)
switch(mode)
if(ATM_O2)
return "Oxygen"
if(ATM_N2)
return "Nitrogen"
if(ATM_CO2)
return "Carbon Dioxide"
if(ATM_P)
return "Plasma" //*cough* Plasma *cough*
if(ATM_N2O)
return "Nitrous Oxide"
else
return null
/obj/machinery/atmospherics/omni/filter/Topic(href, href_list)
if(..()) return 1
switch(href_list["command"])
if("power")
if(!configuring)
use_power = !use_power
else
use_power = 0
if("configure")
configuring = !configuring
if(configuring)
use_power = 0
//only allows config changes when in configuring mode ~otherwise you'll get weird pressure stuff going on
if(configuring && !use_power)
switch(href_list["command"])
if("set_flow_rate")
var/new_flow_rate = input(usr, "Enter new flow rate limit (0-[max_flow_rate]L/s)", "Flow Rate Control", set_flow_rate) as num
set_flow_rate = between(0, new_flow_rate, max_flow_rate)
if("switch_mode")
switch_mode(dir_flag(href_list["dir"]), mode_return_switch(href_list["mode"]))
if("switch_filter")
var/new_filter = input(usr, "Select filter mode:", "Change filter", href_list["mode"]) in list("None", "Oxygen", "Nitrogen", "Carbon Dioxide", "Plasma", "Nitrous Oxide")
switch_filter(dir_flag(href_list["dir"]), mode_return_switch(new_filter))
update_icon()
nanomanager.update_uis(src)
return
/obj/machinery/atmospherics/omni/filter/proc/mode_return_switch(var/mode)
switch(mode)
if("Oxygen")
return ATM_O2
if("Nitrogen")
return ATM_N2
if("Carbon Dioxide")
return ATM_CO2
if("Plasma")
return ATM_P
if("Nitrous Oxide")
return ATM_N2O
if("in")
return ATM_INPUT
if("out")
return ATM_OUTPUT
if("None")
return ATM_NONE
else
return null
/obj/machinery/atmospherics/omni/filter/proc/switch_filter(var/dir, var/mode)
//check they aren't trying to disable the input or output ~this can only happen if they hack the cached tmpl file
for(var/datum/omni_port/P in ports)
if(P.dir == dir)
if(P.mode == ATM_INPUT || P.mode == ATM_OUTPUT)
return
switch_mode(dir, mode)
/obj/machinery/atmospherics/omni/filter/proc/switch_mode(var/port, var/mode)
if(mode == null || !port)
return
var/datum/omni_port/target_port = null
var/list/other_ports = new()
for(var/datum/omni_port/P in ports)
if(P.dir == port)
target_port = P
else
other_ports += P
var/previous_mode = null
if(target_port)
previous_mode = target_port.mode
target_port.mode = mode
if(target_port.mode != previous_mode)
handle_port_change(target_port)
rebuild_filtering_list()
else
return
else
return
for(var/datum/omni_port/P in other_ports)
if(P.mode == mode)
var/old_mode = P.mode
P.mode = previous_mode
if(P.mode != old_mode)
handle_port_change(P)
update_ports()
/obj/machinery/atmospherics/omni/filter/proc/rebuild_filtering_list()
filtering_outputs.Cut()
for(var/datum/omni_port/P in ports)
var/gasid = mode_to_gasid(P.mode)
if(gasid)
filtering_outputs[gasid] = P.air
/obj/machinery/atmospherics/omni/filter/proc/handle_port_change(var/datum/omni_port/P)
switch(P.mode)
if(ATM_NONE)
initialize_directions &= ~P.dir
P.disconnect()
else
initialize_directions |= P.dir
P.connect()
P.update = 1