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kiwistation/code/modules/power/powernet.dm
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MrStonedOne c6c7237265 Merges power subsystem into machine subsystem.
This is to avoid issues from when they fire out of sync, since powernets assume machine's subsystem will fire directly after power's does.
2015-05-09 23:48:18 -07:00

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////////////////////////////////////////////
// POWERNET DATUM
// each contiguous network of cables & nodes
/////////////////////////////////////
/datum/powernet
var/list/cables = list() // all cables & junctions
var/list/nodes = list() // all connected machines
var/load = 0 // the current load on the powernet, increased by each machine at processing
var/newavail = 0 // what available power was gathered last tick, then becomes...
var/avail = 0 //...the current available power in the powernet
var/viewload = 0 // the load as it appears on the power console (gradually updated)
var/number = 0 // Unused //TODEL
var/netexcess = 0 // excess power on the powernet (typically avail-load)///////
/datum/powernet/New()
SSmachine.powernets += src
/datum/powernet/Destroy()
//Go away references, you suck!
for(var/obj/structure/cable/C in cables)
cables -= C
C.powernet = null
for(var/obj/machinery/power/M in nodes)
nodes -= M
M.powernet = null
SSmachine.powernets -= src
/datum/powernet/proc/is_empty()
return !cables.len && !nodes.len
//remove a cable from the current powernet
//if the powernet is then empty, delete it
//Warning : this proc DON'T check if the cable exists
/datum/powernet/proc/remove_cable(var/obj/structure/cable/C)
cables -= C
C.powernet = null
if(is_empty())//the powernet is now empty...
qdel(src)///... delete it
//add a cable to the current powernet
//Warning : this proc DON'T check if the cable exists
/datum/powernet/proc/add_cable(var/obj/structure/cable/C)
if(C.powernet)// if C already has a powernet...
if(C.powernet == src)
return
else
C.powernet.remove_cable(C) //..remove it
C.powernet = src
cables +=C
//remove a power machine from the current powernet
//if the powernet is then empty, delete it
//Warning : this proc DON'T check if the machine exists
/datum/powernet/proc/remove_machine(var/obj/machinery/power/M)
nodes -=M
M.powernet = null
if(is_empty())//the powernet is now empty...
qdel(src)///... delete it
//add a power machine to the current powernet
//Warning : this proc DON'T check if the machine exists
/datum/powernet/proc/add_machine(var/obj/machinery/power/M)
if(M.powernet)// if M already has a powernet...
if(M.powernet == src)
return
else
M.disconnect_from_network()//..remove it
M.powernet = src
nodes[M] = M
//handles the power changes in the powernet
//called every ticks by the powernet controller
/datum/powernet/proc/reset()
//see if there's a surplus of power remaining in the powernet and stores unused power in the SMES
netexcess = avail - load
if(netexcess > 100 && nodes && nodes.len) // if there was excess power last cycle
for(var/obj/machinery/power/smes/S in nodes) // find the SMESes in the network
S.restore() // and restore some of the power that was used
//updates the viewed load (as seen on power computers)
viewload = 0.8*viewload + 0.2*load
viewload = round(viewload)
//reset the powernet
load = 0
avail = newavail
newavail = 0
/datum/powernet/proc/get_electrocute_damage()
if(avail >= 1000)
return Clamp(round(avail/10000), 10, 90) + rand(-5,5)
else
return 0