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Paradise/code/modules/water/components/binary/water_pump.dm
T

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/*
Every cycle, the pump uses the reagents in reagents_in to try and make reagents_out the perfect pressure.
node1, r1, network1 correspond to input
node2, r2, network2 correspond to output
Thus, the two variables affect pump operation are set in New():
r1.total_volume
This is the volume of gas available to the pump that may be transfered to the output
r2.total_volume
Higher quantities of this cause more air to be perfected later
but overall network volume is also increased as this increases...
*/
obj/machinery/water/binary/pump
icon = 'pump.dmi'
icon_state = "intact_off"
name = "Water pump"
desc = "A pump"
var/on = 0
var/target_pressure = ONE_ATMOSPHERE
var/frequency = 0
var/id = null
var/datum/radio_frequency/radio_connection
/*
attack_hand(mob/user)
on = !on
update_icon()
*/
update_icon()
if(node1&&node2)
icon_state = "intact_[on?("on"):("off")]"
else
if(node1)
icon_state = "exposed_1_off"
else if(node2)
icon_state = "exposed_2_off"
else
icon_state = "exposed_3_off"
return
process()
// ..()
if(stat & (NOPOWER|BROKEN))
return
if(!on)
return 0
var/output_starting_pressure = return_pressure2()
if( (target_pressure - output_starting_pressure) < 0.01)
//No need to pump liquid if target is already reached!
return 1
//Calculate necessary moles to transfer using PV=nRT
if(r1.total_volume > 0)
var/pressure_delta = target_pressure - output_starting_pressure
var/transfer_vol = pressure_delta * r2.maximum_volume / max_pressure
//Actually transfer the reagents
r1.trans_to(r2, transfer_vol)
if(network1)
network1.update = 1
if(network2)
network2.update = 1
else if(r2.total_volume > 0) // leak out 1->2
mingle_dc2_with_turf()
return 1
//Radio remote control
proc
set_frequency(new_frequency)
radio_controller.remove_object(src, frequency)
frequency = new_frequency
if(frequency)
radio_connection = radio_controller.add_object(src, frequency, filter = RADIO_ATMOSIA)
broadcast_status()
if(!radio_connection)
return 0
var/datum/signal/signal = new
signal.transmission_method = 1 //radio signal
signal.source = src
signal.data = list(
"tag" = id,
"device" = "AGP",
"power" = on,
"target_output" = target_pressure,
"sigtype" = "status"
)
radio_connection.post_signal(src, signal, filter = RADIO_ATMOSIA)
return 1
interact(mob/user as mob)
var/dat = {"<b>Power: </b><a href='?src=\ref[src];power=1'>[on?"On":"Off"]</a><br>
<b>Desirable output pressure: </b>
[round(target_pressure,0.1)]kPa | <a href='?src=\ref[src];set_press=1'>Change</a>
"}
user << browse("<HEAD><TITLE>[src.name] control</TITLE></HEAD><TT>[dat]</TT>", "window=atmo_pump")
onclose(user, "atmo_pump")
initialize()
..()
if(frequency)
set_frequency(frequency)
receive_signal(datum/signal/signal)
if(!signal.data["tag"] || (signal.data["tag"] != id) || (signal.data["sigtype"]!="command"))
return 0
if("power" in signal.data)
on = text2num(signal.data["power"])
if("power_toggle" in signal.data)
on = !on
if("set_output_pressure" in signal.data)
target_pressure = between(
0,
text2num(signal.data["set_output_pressure"]),
ONE_ATMOSPHERE*50
)
if("status" in signal.data)
spawn(2)
broadcast_status()
return //do not update_icon
spawn(2)
broadcast_status()
update_icon()
return
attack_hand(user as mob)
if(..())
return
src.add_fingerprint(usr)
if(!src.allowed(user))
user << "\red Access denied."
return
usr.machine = src
interact(user)
return
Topic(href,href_list)
if(href_list["power"])
on = !on
if(href_list["set_press"])
var/new_pressure = input(usr,"Enter new output pressure (0-4500kPa)","Pressure control",src.target_pressure) as num
src.target_pressure = max(0, min(4500, new_pressure))
usr.machine = src
src.update_icon()
src.updateUsrDialog()
return
power_change()
..()
update_icon()
attackby(var/obj/item/weapon/W as obj, var/mob/user as mob)
if (!istype(W, /obj/item/weapon/wrench))
return ..()
if (!(stat & NOPOWER) && on)
user << "\red You cannot unwrench this [src], turn it off first."
return 1
var/turf/T = src.loc
if (level==1 && isturf(T) && T.intact)
user << "\red You must remove the plating first."
return 1
var/datum/gas_mixture/env_air = loc.return_air()
if ((return_pressure1()-env_air.return_pressure()) > 2*ONE_ATMOSPHERE)
user << "\red You cannot unwrench this [src], it too exerted due to internal pressure."
add_fingerprint(user)
return 1
playsound(src.loc, 'Ratchet.ogg', 50, 1)
user << "\blue You begin to unfasten \the [src]..."
if (do_after(user, 40))
user.visible_message( \
"[user] unfastens \the [src].", \
"\blue You have unfastened \the [src].", \
"You hear ratchet.")
new /obj/item/water_pipe(loc, make_from=src)
del(src)