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https://github.com/Aurorastation/Aurora.3.git
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60 lines
1.9 KiB
Plaintext
60 lines
1.9 KiB
Plaintext
/datum/radio_frequency
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var/frequency as num
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var/list/list/obj/devices = list()
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/datum/radio_frequency/proc/post_signal(obj/source, datum/signal/signal, filter = null, range = null)
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var/turf/start_point
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if(range)
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start_point = get_turf(source)
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if(!start_point)
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qdel(signal)
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return 0
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if (filter)
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send_to_filter(source, signal, filter, start_point, range)
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send_to_filter(source, signal, RADIO_DEFAULT, start_point, range)
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else
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//Broadcast the signal to everyone!
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for (var/next_filter in devices)
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send_to_filter(source, signal, next_filter, start_point, range)
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//Sends a signal to all machines belonging to a given filter. Should be called by post_signal()
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/datum/radio_frequency/proc/send_to_filter(obj/source, datum/signal/signal, filter, turf/start_point = null, range = null)
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if (range && !start_point)
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return
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for(var/obj/device in devices[filter])
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if(device == source)
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continue
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if(range)
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var/turf/end_point = get_turf(device)
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if(!end_point)
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continue
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if(start_point.z != end_point.z || get_dist(start_point, end_point) > range)
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continue
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device.receive_signal(signal, TRANSMISSION_RADIO, frequency)
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/datum/radio_frequency/proc/add_listener(obj/device, filter)
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if (!filter)
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filter = RADIO_DEFAULT
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//log_debug("add_listener(device=[device],filter=[filter]) frequency=[frequency]")
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var/list/obj/devices_line = devices[filter]
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if (!devices_line)
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devices_line = new
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devices[filter] = devices_line
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devices_line |= device
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// var/list/obj/devices_line___ = devices[filter_str]
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// var/l = devices_line___.len
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//log_debug("DEBUG: devices_line.len=[devices_line.len]")
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//log_debug("DEBUG: devices(filter_str).len=[l]")
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/datum/radio_frequency/proc/remove_listener(obj/device)
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for (var/devices_filter in devices)
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var/list/devices_line = devices[devices_filter]
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devices_line-=device
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while (null in devices_line)
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devices_line -= null
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if (devices_line.len==0)
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devices -= devices_filter
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del(devices_line)
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