Files
Bubberstation/code/modules/power/power.dm
MrStonedOne bd6d51a0b5 Massive MC and subsystem rewrite
MC:
	No longer tracks a subsystem's cpu usage. This was basically worthless and took up space on the stat panel
	Can calculate wait down to a tenth of a decisecond to make it fps/world.ticklag agnostic
	Now allows subsystems to have a dynamic wait, that is based on a ratio of how long that subsystem has been taking to process(cost). (This system allows for upper and lower bounds, and an changeable cost delta for each subsystem)
	MC can now be told to init a zlevel

All Subsystems:
	Stats panel now allows child subsystems to pass it a message to add to its stats entry. All subsystems have been moved over to this system - This should cut down on subsystems having to copy and paste the stats proc in order to add to it
	All subsystems now properlly handle being given a zlevel in their init proc

Subsystem changes:
	Air:
		Added air to the dynamic wait subsystem. upper bound: 50, lower bound: 5, cost delta: 3 times process cost
		Air now fires 4 times faster when it can do so without lagging things up
		Pipenet has been merged into air
		Atmos machinery now processes with process_atmos(), ticked by air, not machinery.
		Hotspots (the fire object) are now object pooled
	Pipenet:
		Deleted, added to air
	Machinery:
		Moved all atmos calcualtions in all objects's process() to process_atmos().
	Lighting:
		Added Lighting to the dynamic wait subsystem. upper bound: 20, lower bound: 5, cost delta: 3 times process cost
	Ticker:
		Fixed ticker not updating the lobby panel when game start delayed
		Fixed the game start timer updating rapidly from queued fires when game start delay is removed
	Garbage/qdel:
		qdel will now limit its process time to 2ds a fire.
		qdel can now be given hints as a return to Destroy() as to what should be done with the object.
		the options are:
			queue: (default) this is the normal behavior.
			letmelive: old default to non-null/zero. does nothing with the object
			iwillgc: functionally the same as above, mainly to let people working with objects know that the object will not be queued for GC checking
			harddel: this will queue the object to be deleted without storing a soft reference, mainly to save locate() processing time.
			harddel_now: this will del() the object. To allow for a clean removal of every del() not in qdel
		All objects have been updated to the new system, harddel and iwillgc was not added to any new objects.
		Fixed some objects not GCing because they didn't properlly clear references in Destory()
		Fixed some objects getting qdel'ed preventing other objects from getting GCed because they did not null their reference to that object.
2015-04-29 02:00:25 -07:00

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//////////////////////////////
// POWER MACHINERY BASE CLASS
//////////////////////////////
/////////////////////////////
// Definitions
/////////////////////////////
/obj/machinery/power
name = null
icon = 'icons/obj/power.dmi'
anchored = 1.0
var/datum/powernet/powernet = null
use_power = 0
idle_power_usage = 0
active_power_usage = 0
/obj/machinery/power/Destroy()
disconnect_from_network()
..()
///////////////////////////////
// General procedures
//////////////////////////////
// common helper procs for all power machines
/obj/machinery/power/proc/add_avail(var/amount)
if(powernet)
powernet.newavail += amount
/obj/machinery/power/proc/add_load(var/amount)
if(powernet)
powernet.load += amount
/obj/machinery/power/proc/surplus()
if(powernet)
return powernet.avail-powernet.load
else
return 0
/obj/machinery/power/proc/avail()
if(powernet)
return powernet.avail
else
return 0
/obj/machinery/power/proc/disconnect_terminal() // machines without a terminal will just return, no harm no fowl.
return
// returns true if the area has power on given channel (or doesn't require power).
// defaults to power_channel
/obj/machinery/proc/powered(var/chan = -1) // defaults to power_channel
if(!src.loc)
return 0
if(!use_power)
return 1
var/area/A = src.loc.loc // make sure it's in an area
if(!A || !isarea(A) || !A.master)
return 0 // if not, then not powered
if(chan == -1)
chan = power_channel
return A.master.powered(chan) // return power status of the area
// increment the power usage stats for an area
/obj/machinery/proc/use_power(var/amount, var/chan = -1) // defaults to power_channel
var/area/A = get_area(src) // make sure it's in an area
if(!A || !isarea(A) || !A.master)
return
if(chan == -1)
chan = power_channel
A.master.use_power(amount, chan)
/obj/machinery/proc/addStaticPower(value, powerchannel)
var/area/A = get_area(src)
if(!A || !A.master)
return
A.master.addStaticPower(value, powerchannel)
/obj/machinery/proc/removeStaticPower(value, powerchannel)
addStaticPower(-value, powerchannel)
/obj/machinery/proc/power_change() // called whenever the power settings of the containing area change
// by default, check equipment channel & set flag
// can override if needed
if(powered(power_channel))
stat &= ~NOPOWER
else
stat |= NOPOWER
return
// connect the machine to a powernet if a node cable is present on the turf
/obj/machinery/power/proc/connect_to_network()
var/turf/T = src.loc
if(!T || !istype(T))
return 0
var/obj/structure/cable/C = T.get_cable_node() //check if we have a node cable on the machine turf, the first found is picked
if(!C || !C.powernet)
return 0
C.powernet.add_machine(src)
return 1
// remove and disconnect the machine from its current powernet
/obj/machinery/power/proc/disconnect_from_network()
if(!powernet)
return 0
powernet.remove_machine(src)
return 1
// attach a wire to a power machine - leads from the turf you are standing on
//almost never called, overwritten by all power machines but terminal and generator
/obj/machinery/power/attackby(obj/item/weapon/W, mob/user, params)
if(istype(W, /obj/item/stack/cable_coil))
var/obj/item/stack/cable_coil/coil = W
var/turf/T = user.loc
if(T.intact || !istype(T, /turf/simulated/floor))
return
if(get_dist(src, user) > 1)
return
coil.place_turf(T, user)
return
else
..()
return
///////////////////////////////////////////
// Powernet handling helpers
//////////////////////////////////////////
//returns all the cables WITHOUT a powernet in neighbors turfs,
//pointing towards the turf the machine is located at
/obj/machinery/power/proc/get_connections()
. = list()
var/cdir
var/turf/T
for(var/card in cardinal)
T = get_step(loc,card)
cdir = get_dir(T,loc)
for(var/obj/structure/cable/C in T)
if(C.powernet) continue
if(C.d1 == cdir || C.d2 == cdir)
. += C
return .
//returns all the cables in neighbors turfs,
//pointing towards the turf the machine is located at
/obj/machinery/power/proc/get_marked_connections()
. = list()
var/cdir
var/turf/T
for(var/card in cardinal)
T = get_step(loc,card)
cdir = get_dir(T,loc)
for(var/obj/structure/cable/C in T)
if(C.d1 == cdir || C.d2 == cdir)
. += C
return .
//returns all the NODES (O-X) cables WITHOUT a powernet in the turf the machine is located at
/obj/machinery/power/proc/get_indirect_connections()
. = list()
for(var/obj/structure/cable/C in loc)
if(C.powernet) continue
if(C.d1 == 0) // the cable is a node cable
. += C
return .
///////////////////////////////////////////
// GLOBAL PROCS for powernets handling
//////////////////////////////////////////
// returns a list of all power-related objects (nodes, cable, junctions) in turf,
// excluding source, that match the direction d
// if unmarked==1, only return those with no powernet
/proc/power_list(var/turf/T, var/source, var/d, var/unmarked=0, var/cable_only = 0)
. = list()
//var/fdir = (!d)? 0 : turn(d, 180) // the opposite direction to d (or 0 if d==0)
for(var/AM in T)
if(AM == source) continue //we don't want to return source
if(!cable_only && istype(AM,/obj/machinery/power))
var/obj/machinery/power/P = AM
if(P.powernet == 0) continue // exclude APCs which have powernet=0
if(!unmarked || !P.powernet) //if unmarked=1 we only return things with no powernet
if(d == 0)
. += P
else if(istype(AM,/obj/structure/cable))
var/obj/structure/cable/C = AM
if(!unmarked || !C.powernet)
if(C.d1 == d || C.d2 == d)
. += C
return .
//remove the old powernet and replace it with a new one throughout the network.
/proc/propagate_network(var/obj/O, var/datum/powernet/PN)
//world.log << "propagating new network"
var/list/worklist = list()
var/list/found_machines = list()
var/index = 1
var/obj/P = null
worklist+=O //start propagating from the passed object
while(index<=worklist.len) //until we've exhausted all power objects
P = worklist[index] //get the next power object found
index++
if( istype(P,/obj/structure/cable))
var/obj/structure/cable/C = P
if(C.powernet != PN) //add it to the powernet, if it isn't already there
PN.add_cable(C)
worklist |= C.get_connections() //get adjacents power objects, with or without a powernet
else if(P.anchored && istype(P,/obj/machinery/power))
var/obj/machinery/power/M = P
found_machines |= M //we wait until the powernet is fully propagates to connect the machines
else
continue
//now that the powernet is set, connect found machines to it
for(var/obj/machinery/power/PM in found_machines)
if(!PM.connect_to_network()) //couldn't find a node on its turf...
PM.disconnect_from_network() //... so disconnect if already on a powernet
//Merge two powernets, the bigger (in cable length term) absorbing the other
/proc/merge_powernets(var/datum/powernet/net1, var/datum/powernet/net2)
if(!net1 || !net2) //if one of the powernet doesn't exist, return
return
if(net1 == net2) //don't merge same powernets
return
//We assume net1 is larger. If net2 is in fact larger we are just going to make them switch places to reduce on code.
if(net1.cables.len < net2.cables.len) //net2 is larger than net1. Let's switch them around
var/temp = net1
net1 = net2
net2 = temp
//merge net2 into net1
for(var/obj/structure/cable/Cable in net2.cables) //merge cables
net1.add_cable(Cable)
for(var/obj/machinery/power/Node in net2.nodes) //merge power machines
if(!Node.connect_to_network())
Node.disconnect_from_network() //if somehow we can't connect the machine to the new powernet, disconnect it from the old nonetheless
return net1
//Determines how strong could be shock, deals damage to mob, uses power.
//M is a mob who touched wire/whatever
//power_source is a source of electricity, can be powercell, area, apc, cable, powernet or null
//source is an object caused electrocuting (airlock, grille, etc)
//No animations will be performed by this proc.
/proc/electrocute_mob(mob/living/carbon/M as mob, var/power_source, var/obj/source, var/siemens_coeff = 1.0)
if(istype(M.loc,/obj/mecha)) return 0 //feckin mechs are dumb
if(istype(M,/mob/living/carbon/human))
var/mob/living/carbon/human/H = M
if(H.gloves)
var/obj/item/clothing/gloves/G = H.gloves
if(G.siemens_coefficient == 0) return 0 //to avoid spamming with insulated glvoes on
var/area/source_area
if(istype(power_source,/area))
source_area = power_source
power_source = source_area.get_apc()
if(istype(power_source,/obj/structure/cable))
var/obj/structure/cable/Cable = power_source
power_source = Cable.powernet
var/datum/powernet/PN
var/obj/item/weapon/stock_parts/cell/cell
if(istype(power_source,/datum/powernet))
PN = power_source
else if(istype(power_source,/obj/item/weapon/stock_parts/cell))
cell = power_source
else if(istype(power_source,/obj/machinery/power/apc))
var/obj/machinery/power/apc/apc = power_source
cell = apc.cell
if (apc.terminal)
PN = apc.terminal.powernet
else if (!power_source)
return 0
else
log_admin("ERROR: /proc/electrocute_mob([M], [power_source], [source]): wrong power_source")
return 0
if (!cell && !PN)
return 0
var/PN_damage = 0
var/cell_damage = 0
if (PN)
PN_damage = PN.get_electrocute_damage()
if (cell)
cell_damage = cell.get_electrocute_damage()
var/shock_damage = 0
if (PN_damage>=cell_damage)
power_source = PN
shock_damage = PN_damage
else
power_source = cell
shock_damage = cell_damage
var/drained_hp = M.electrocute_act(shock_damage, source, siemens_coeff) //zzzzzzap!
var/drained_energy = drained_hp*20
if (source_area)
source_area.use_power(drained_energy/CELLRATE)
else if (istype(power_source,/datum/powernet))
var/drained_power = drained_energy/CELLRATE //convert from "joules" to "watts"
PN.load+=drained_power
else if (istype(power_source, /obj/item/weapon/stock_parts/cell))
cell.use(drained_energy)
return drained_energy
////////////////////////////////////////////////
// Misc.
///////////////////////////////////////////////
// return a knot cable (O-X) if one is present in the turf
// null if there's none
/turf/proc/get_cable_node()
if(!can_have_cabling())
return null
for(var/obj/structure/cable/C in src)
if(C.d1 == 0)
return C
return null
/area/proc/get_apc()
for(var/area/RA in src.related)
var/obj/machinery/power/apc/FINDME = locate() in RA
if (FINDME)
return FINDME