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https://github.com/cybergirlvannie/OpenSS13.git
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hobnob13
148 lines
3.9 KiB
Plaintext
148 lines
3.9 KiB
Plaintext
/*
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* Connector -- Machine that links atmoalter machines (canisters, siphons, heaters) to a pipe network.
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*
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* Connection is performed by attacking the device to be connected with a wrench (or screwdriver)
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*/
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/obj/machinery/connector
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name = "connector"
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icon = 'pipes.dmi'
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desc = "A connector for gas canisters."
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icon_state = "connector"
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anchored = 1
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p_dir = 2
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capmult = 2
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var
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obj/machinery/node = null // the pipe-connected machine or pipe
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obj/machinery/vnode = null // the pipe-connected pipeline, if node is a pipe
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obj/machinery/atmoalter/connected = null // the connected device (canister, etc.), or null if none
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obj/substance/gas/gas = null // the gas reservoir
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obj/substance/gas/ngas = null
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capacity = 6000000.0 // the capacity of the gas reservoir. This value is actually used,
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// unlike most pipe-related objects
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// Create a new connector, create gas reservoir.
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// Pipe direction (p_dir) is same as icon dir
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//If a compatible machine is at the same location, and its c_status (pipe valve) is not 0, set the machine as connected
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New()
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..()
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p_dir = dir
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gas = new/obj/substance/gas(src)
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gas.maximum = capacity
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ngas = new/obj/substance/gas()
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gasflowlist += src
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spawn(5) // wait until world has finished loading
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var/obj/machinery/atmoalter/A = locate(/obj/machinery/atmoalter, src.loc) // find compatible machine in same loc
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if(A && A.c_status != 0) // c_status=0 -> disconnected
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connected = A
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A.anchored = 1 // ensure canister etc. is anchored if connected
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// Find the machine/pipe that connects to this one
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buildnodes()
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node = get_machine(level, src.loc, dir)
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if(node)
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vnode = node.getline()
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else
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vnode = null
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return
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// Examine verb for the connector
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examine()
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set src in oview(1)
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if (usr.stat)
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return
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if(connected)
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usr.client_mob() << "A pipe connector for gas equipment. It is connected to \an [connected.name]."
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else
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usr.client_mob() << "A pipe connector for gas equipment. It is unconnected."
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// Return the gas fullness value
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get_gas_val(from)
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return gas.tot_gas()/capmult
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// Return the gas reservoir
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get_gas(from)
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return gas
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// Update gas values with the new ones calculated in process()
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gas_flow()
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gas.replace_by(ngas)
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// Timed process. Calculate gas flow to connected node.
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// If a device is connected (canister etc.), transfer gas to/from reservoir depending on device valve settings.
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process()
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var/delta_gt
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if(vnode)
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delta_gt = FLOWFRAC * ( vnode.get_gas_val(src) - gas.tot_gas() / capmult)
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calc_delta( src, gas, ngas, vnode, delta_gt)//, dbg)
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else
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leak_to_turf()
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if(connected)
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var/amount
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if(connected.c_status == 1) // canister set to release
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amount = min(connected.c_per, capacity - gas.tot_gas() ) // limit to space in connector
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amount = max(0, min(amount, connected.gas.tot_gas() ) ) // limit to amount in canister, or 0
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ngas.transfer_from( connected.gas, amount)
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else if(connected.c_status == 2) // canister set to accept
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amount = min(connected.c_per, connected.gas.maximum - connected.gas.tot_gas()) //limit to space in canister
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amount = max(0, min(amount, gas.tot_gas() ) ) // limit to amount in connector, or 0
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connected.gas.transfer_from( ngas, amount)
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// If pipe-connected node is missing, leak the gas to turf
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proc/leak_to_turf()
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var/turf/T = get_step(src, dir)
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if(T && !T.density)
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flow_to_turf(gas, ngas, T)
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// Attack by item
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// If welder, make a fitting and delete self
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attackby(obj/item/weapon/W, mob/user)
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if(istype(W, /obj/item/weapon/weldingtool))
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if(attack_welder(W, user))
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if(connected)
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connected.anchored = 0 // if connected equipment, unanchor it before deleting the connector
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del(src)
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else
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..()
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