Files
CHOMPStation2/code/ATMOSPHERICS/components/binary_devices/circulator.dm
Leshana 63a1dd0143 - Moved pipe construction defines into __defines/construction.dm
- Unified pipe *unwrenching* by creating a standard proc along with the `construction_type` var.
- Eliminated the pipe fitting name & icon_state lookup tables by adding `pipe_state` var on atmos machinery and referencing that.
    - Each pipe which can be made from a fitting object should override `pipe_state` with the icon state to be used on the pipe fitting object.
- Eliminated the giant switch statement of doom in pipe construction by delegating that work to `on_construction` proc.
    - To make this work, every pipe must implement `get_neighbor_nodes_for_init` which returns a list of nodes which should be re-initialized on that pipe's construction.
- Combined the SCRUBBERS, SUPPLY and REGULAR pipe fitting classes together by storing the `piping_layer` variable and using the `setPipingLayer` procs
- Standardized the code for searching for node neighbors into the `can_be_node` proc.
    - This proc is also improved in that is a mutual check, `check_connectable` is called on BOTH objects, so they have to mutually agree to connect as nodes. Eliminates lots of special edge case logic.
    - Updated all the `amos_init` procs to use `can_be_node`.  In the most common cases, even that boilerplate code is consolidated into the `STANDARD_ATMOS_CHOOSE_NODE` macro.
- Implemented `pipe_flags` which lets pipes declare (or override) certain requirements.
- Adds a "pipe_recipe" datum to help out things that construct pipes.  By taking it out of the dispenser, we open the road for multiple dispenser types.  No, no RPD yet.  Soon.
    - Enhances the pipe dispenser to operate on pipe recipe datums instead of hard coded lists of pipes it can construct.   These datums are also (partially) initialized from the pipe machine types themselves, reducing having to define stuff in multiple places.
    - Switched pipe dispenser UI to use browse().   Not a NanoUI, but makes it a bit prettier with low effort.
    - Changed pipe dispenser to use a button selector to switch between Regular/Scrubbers/Supply instead of having separate list items.
- Added icon states to HE pipes to support the "connected on neither side" state.
2018-03-04 14:49:33 -05:00

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//node1, air1, network1 correspond to input
//node2, air2, network2 correspond to output
#define ADIABATIC_EXPONENT 0.667 //Actually adiabatic exponent - 1.
/obj/machinery/atmospherics/binary/circulator
name = "circulator"
desc = "A gas circulator turbine and heat exchanger."
icon = 'icons/obj/pipes.dmi'
icon_state = "circ-off"
anchored = 0
pipe_flags = PIPING_DEFAULT_LAYER_ONLY|PIPING_ONE_PER_TURF
var/kinetic_efficiency = 0.04 //combined kinetic and kinetic-to-electric efficiency
var/volume_ratio = 0.2
var/recent_moles_transferred = 0
var/last_heat_capacity = 0
var/last_temperature = 0
var/last_pressure_delta = 0
var/last_worldtime_transfer = 0
var/last_stored_energy_transferred = 0
var/volume_capacity_used = 0
var/stored_energy = 0
density = 1
/obj/machinery/atmospherics/binary/circulator/New()
..()
desc = initial(desc) + " Its outlet port is to the [dir2text(dir)]."
air1.volume = 400
/obj/machinery/atmospherics/binary/circulator/proc/return_transfer_air()
var/datum/gas_mixture/removed
if(anchored && !(stat&BROKEN) && network1)
var/input_starting_pressure = air1.return_pressure()
var/output_starting_pressure = air2.return_pressure()
last_pressure_delta = max(input_starting_pressure - output_starting_pressure - 5, 0)
//only circulate air if there is a pressure difference (plus 5kPa kinetic, 10kPa static friction)
if(air1.temperature > 0 && last_pressure_delta > 5)
//Calculate necessary moles to transfer using PV = nRT
recent_moles_transferred = (last_pressure_delta*network1.volume/(air1.temperature * R_IDEAL_GAS_EQUATION))/3 //uses the volume of the whole network, not just itself
volume_capacity_used = min( (last_pressure_delta*network1.volume/3)/(input_starting_pressure*air1.volume) , 1) //how much of the gas in the input air volume is consumed
//Calculate energy generated from kinetic turbine
stored_energy += 1/ADIABATIC_EXPONENT * min(last_pressure_delta * network1.volume , input_starting_pressure*air1.volume) * (1 - volume_ratio**ADIABATIC_EXPONENT) * kinetic_efficiency
//Actually transfer the gas
removed = air1.remove(recent_moles_transferred)
if(removed)
last_heat_capacity = removed.heat_capacity()
last_temperature = removed.temperature
//Update the gas networks.
network1.update = 1
last_worldtime_transfer = world.time
else
recent_moles_transferred = 0
update_icon()
return removed
/obj/machinery/atmospherics/binary/circulator/proc/return_stored_energy()
last_stored_energy_transferred = stored_energy
stored_energy = 0
return last_stored_energy_transferred
/obj/machinery/atmospherics/binary/circulator/process()
..()
if(last_worldtime_transfer < world.time - 50)
recent_moles_transferred = 0
update_icon()
/obj/machinery/atmospherics/binary/circulator/update_icon()
if(stat & (BROKEN|NOPOWER) || !anchored)
icon_state = "circ-p"
else if(last_pressure_delta > 0 && recent_moles_transferred > 0)
if(last_pressure_delta > 5*ONE_ATMOSPHERE)
icon_state = "circ-run"
else
icon_state = "circ-slow"
else
icon_state = "circ-off"
return 1
/obj/machinery/atmospherics/binary/circulator/attackby(obj/item/weapon/W as obj, mob/user as mob)
if(istype(W, /obj/item/weapon/wrench))
playsound(src, W.usesound, 75, 1)
anchored = !anchored
user.visible_message("[user.name] [anchored ? "secures" : "unsecures"] the bolts holding [src.name] to the floor.", \
"You [anchored ? "secure" : "unsecure"] the bolts holding [src] to the floor.", \
"You hear a ratchet.")
if(anchored)
if(dir & (NORTH|SOUTH))
initialize_directions = NORTH|SOUTH
else if(dir & (EAST|WEST))
initialize_directions = EAST|WEST
atmos_init()
build_network()
if (node1)
node1.atmos_init()
node1.build_network()
if (node2)
node2.atmos_init()
node2.build_network()
else
if(node1)
node1.disconnect(src)
qdel(network1)
if(node2)
node2.disconnect(src)
qdel(network2)
node1 = null
node2 = null
else
..()
/obj/machinery/atmospherics/binary/circulator/verb/rotate_clockwise()
set category = "Object"
set name = "Rotate Circulator (Clockwise)"
set src in view(1)
if (usr.stat || usr.restrained() || anchored)
return
src.set_dir(turn(src.dir, 90))
desc = initial(desc) + " Its outlet port is to the [dir2text(dir)]."
/obj/machinery/atmospherics/binary/circulator/verb/rotate_anticlockwise()
set category = "Object"
set name = "Rotate Circulator (Counterclockwise)"
set src in view(1)
if (usr.stat || usr.restrained() || anchored)
return
src.set_dir(turn(src.dir, -90))
desc = initial(desc) + " Its outlet port is to the [dir2text(dir)]."