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Merge pull request #14776 from MrStonedOne/patch-129

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Makes the MC avoid triggering the byond bug that causes lag.
This commit is contained in:
tkdrg
2016-01-23 01:44:24 -03:00
parent 257b3d2fd2 fcae050052
commit 15845c4b5e
1 changed files with 25 additions and 5 deletions
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code/controllers/master.dm
+25 -5
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@@ -21,7 +21,8 @@ var/global/datum/controller/master/Master = new()
var/iteration = 0
// The cost (in deciseconds) of the MC loop.
var/cost = 0
// The old fps when we slow it down to prevent lag.
var/old_fps
// A list of subsystems to process().
var/list/subsystems = list()
// The cost of running the subsystems (in deciseconds).
@@ -127,8 +128,14 @@ var/global/datum/controller/master/Master = new()
var/ran_subsystems = 0
for(var/datum/subsystem/SS in subsystems)
if(world.cpu >= 100)
//if world.cpu gets above 120,
//byond will pause most client updates for (about) 1.6 seconds.
//(1.6 seconds worth of ticks)
//We just stop running subsystems to avoid that.
break
if(SS.can_fire > 0)
if(SS.next_fire <= world.time && SS.last_fire + (SS.wait * 0.5) <= world.time) // Check if it's time.
if(SS.next_fire <= world.time && SS.last_fire + (SS.wait * 0.75) <= world.time) // Check if it's time.
ran_subsystems = 1
timer = world.timeofday
last_type_processed = SS.type
@@ -144,7 +151,9 @@ var/global/datum/controller/master/Master = new()
SS.wait = Clamp(newwait, SS.dwait_lower, SS.dwait_upper)
if(oldwait != SS.wait)
processing_interval = calculate_gcd()
SS.next_fire += SS.wait
SS.next_fire = world.time + SS.wait
else
SS.next_fire += SS.wait
++SS.times_fired
// If we caused BYOND to miss a tick, stop processing for a bit...
if(startingtick < world.time || start_time + 1 < world.timeofday)
@@ -166,9 +175,20 @@ var/global/datum/controller/master/Master = new()
if(startingtick < world.time || start_time + 1 < world.timeofday)
extrasleep += world.tick_lag * 2
// If we are loading the server too much, sleep a bit extra...
if(world.cpu > 80)
extrasleep += extrasleep + processing_interval
if(world.cpu >= 75)
extrasleep += (extrasleep + processing_interval) * ((world.cpu-50)/10)
if(world.cpu >= 100)
if(!old_fps)
old_fps = world.fps
//byond bug, if we go over 120 fps and world.fps is higher then 10, the bad things that happen are made worst.
world.fps = 10
else if(old_fps && world.cpu < 50)
world.fps = old_fps
old_fps = null
sleep(processing_interval + extrasleep)
else
sleep(50)
#undef MC_AVERAGE