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CHOMPStation2/code/controllers/subsystems/machines.dm
Leshana 763753648b Implements "static" area machinery power usage
- Instead of using auto_use_power to re-tally up machinery's power usage every cycle, track the steady "static" load separately from the transient "oneoff" usage.  Machines then only need to inform the area when they use oneoff power or *change* their steady usage.
- Remove auto_use_power and stop SSmachines from calling it.
- Add vars to track "static" usage for each of the three power channels to /area
- Rename the existing three vars to "oneoff" so its clear what they mean (and to catch people accidentally updating them directly)
- Update area power procs and APCs to use the new variables.
- Rename /area/proc/use_power() to use_power_oneoff() to make it clear what it is doing.
- Deprecate /obj/machinery/use_power() in favor of use_power_oneoff() but don't delete yet.  Can transition gradually.
- Add logic to the update_power procs on machines to calculate the deltas and update static area power whenever their usage changes.
- Add logic to machines to update area power when they are created, destroyed, or move.
- Moved /obj/machinery procs related to area power usage into machinery_power.dm to make them easier to find.
- Added or updated comments in several places to explain what is going on and how to use it.
2020-04-23 19:04:34 -04:00

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#define SSMACHINES_PIPENETS 1
#define SSMACHINES_MACHINERY 2
#define SSMACHINES_POWERNETS 3
#define SSMACHINES_POWER_OBJECTS 4
//
// SSmachines subsystem - Processing machines, pipenets, and powernets!
//
// Implementation Plan:
// PHASE 1 - Add subsystem using the existing global list vars
// PHASE 2 - Move the global list vars into the subsystem.
SUBSYSTEM_DEF(machines)
name = "Machines"
priority = FIRE_PRIORITY_MACHINES
init_order = INIT_ORDER_MACHINES
flags = SS_KEEP_TIMING
runlevels = RUNLEVEL_GAME|RUNLEVEL_POSTGAME
var/current_step = SSMACHINES_PIPENETS
var/cost_pipenets = 0
var/cost_machinery = 0
var/cost_powernets = 0
var/cost_power_objects = 0
// TODO - PHASE 2 - Switch these from globals to instance vars
// var/list/pipenets = list()
// var/list/machinery = list()
// var/list/powernets = list()
// var/list/power_objects = list()
var/list/current_run = list()
/datum/controller/subsystem/machines/Initialize(timeofday)
makepowernets()
admin_notice("<span class='danger'>Initializing atmos machinery.</span>", R_DEBUG)
setup_atmos_machinery(global.machines)
fire()
..()
/datum/controller/subsystem/machines/fire(resumed = 0)
var/timer = TICK_USAGE
INTERNAL_PROCESS_STEP(SSMACHINES_POWER_OBJECTS,FALSE,process_power_objects,cost_power_objects,SSMACHINES_PIPENETS) // Higher priority, damnit
INTERNAL_PROCESS_STEP(SSMACHINES_PIPENETS,TRUE,process_pipenets,cost_pipenets,SSMACHINES_MACHINERY)
INTERNAL_PROCESS_STEP(SSMACHINES_MACHINERY,FALSE,process_machinery,cost_machinery,SSMACHINES_POWERNETS)
INTERNAL_PROCESS_STEP(SSMACHINES_POWERNETS,FALSE,process_powernets,cost_powernets,SSMACHINES_POWER_OBJECTS)
// rebuild all power networks from scratch - only called at world creation or by the admin verb
// The above is a lie. Turbolifts also call this proc.
/datum/controller/subsystem/machines/proc/makepowernets()
// TODO - check to not run while in the middle of a tick!
for(var/datum/powernet/PN in powernets)
qdel(PN)
powernets.Cut()
setup_powernets_for_cables(cable_list)
/datum/controller/subsystem/machines/proc/setup_powernets_for_cables(list/cables)
for(var/obj/structure/cable/PC in cables)
if(!PC.powernet)
var/datum/powernet/NewPN = new()
NewPN.add_cable(PC)
propagate_network(PC,PC.powernet)
/datum/controller/subsystem/machines/proc/setup_atmos_machinery(list/atmos_machines)
for(var/obj/machinery/atmospherics/machine in atmos_machines)
machine.atmos_init()
CHECK_TICK
for(var/obj/machinery/atmospherics/machine in atmos_machines)
machine.build_network()
CHECK_TICK
for(var/obj/machinery/atmospherics/unary/U in atmos_machines)
if(istype(U, /obj/machinery/atmospherics/unary/vent_pump))
var/obj/machinery/atmospherics/unary/vent_pump/T = U
T.broadcast_status()
else if(istype(U, /obj/machinery/atmospherics/unary/vent_scrubber))
var/obj/machinery/atmospherics/unary/vent_scrubber/T = U
T.broadcast_status()
CHECK_TICK
/datum/controller/subsystem/machines/stat_entry()
var/msg = list()
msg += "C:{"
msg += "PI:[round(cost_pipenets,1)]|"
msg += "MC:[round(cost_machinery,1)]|"
msg += "PN:[round(cost_powernets,1)]|"
msg += "PO:[round(cost_power_objects,1)]"
msg += "} "
msg += "PI:[global.pipe_networks.len]|"
msg += "MC:[global.processing_machines.len]|"
msg += "PN:[global.powernets.len]|"
msg += "PO:[global.processing_power_items.len]|"
msg += "MC/MS:[round((cost ? global.processing_machines.len/cost_machinery : 0),0.1)]"
..(jointext(msg, null))
/datum/controller/subsystem/machines/proc/process_pipenets(resumed = 0)
if (!resumed)
src.current_run = global.pipe_networks.Copy()
//cache for sanic speed (lists are references anyways)
var/list/current_run = src.current_run
while(current_run.len)
var/datum/pipe_network/PN = current_run[current_run.len]
current_run.len--
if(istype(PN) && !QDELETED(PN))
PN.process(wait)
else
global.pipe_networks.Remove(PN)
if(!QDELETED(PN))
DISABLE_BITFIELD(PN.datum_flags, DF_ISPROCESSING)
if(MC_TICK_CHECK)
return
/datum/controller/subsystem/machines/proc/process_machinery(resumed = 0)
if (!resumed)
src.current_run = global.processing_machines.Copy()
var/list/current_run = src.current_run
while(current_run.len)
var/obj/machinery/M = current_run[current_run.len]
current_run.len--
if(!istype(M) || QDELETED(M) || (M.process(wait) == PROCESS_KILL))
global.processing_machines.Remove(M)
if(!QDELETED(M))
DISABLE_BITFIELD(M.datum_flags, DF_ISPROCESSING)
if(MC_TICK_CHECK)
return
/datum/controller/subsystem/machines/proc/process_powernets(resumed = 0)
if (!resumed)
src.current_run = global.powernets.Copy()
var/list/current_run = src.current_run
while(current_run.len)
var/datum/powernet/PN = current_run[current_run.len]
current_run.len--
if(istype(PN) && !QDELETED(PN))
PN.reset(wait)
else
global.powernets.Remove(PN)
if(!QDELETED(PN))
DISABLE_BITFIELD(PN.datum_flags, DF_ISPROCESSING)
if(MC_TICK_CHECK)
return
// Actually only processes power DRAIN objects.
// Currently only used by powersinks. These items get priority processed before machinery
/datum/controller/subsystem/machines/proc/process_power_objects(resumed = 0)
if (!resumed)
src.current_run = global.processing_power_items.Copy()
var/list/current_run = src.current_run
while(current_run.len)
var/obj/item/I = current_run[current_run.len]
current_run.len--
if(!I.pwr_drain(wait)) // 0 = Process Kill, remove from processing list.
global.processing_power_items.Remove(I)
DISABLE_BITFIELD(I.datum_flags, DF_ISPROCESSING)
if(MC_TICK_CHECK)
return
/datum/controller/subsystem/machines/Recover()
// TODO - PHASE 2
// if (istype(SSmachines.pipenets))
// pipenets = SSmachines.pipenets
// if (istype(SSmachines.machinery))
// machinery = SSmachines.machinery
// if (istype(SSmachines.powernets))
// powernets = SSmachines.powernets
// if (istype(SSmachines.power_objects))
// power_objects = SSmachines.power_objects
#undef SSMACHINES_PIPENETS
#undef SSMACHINES_MACHINERY
#undef SSMACHINES_POWER
#undef SSMACHINES_POWER_OBJECTS