DBot/KStarbound
DBot/KStarbound
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Slightly more efficient spinning

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This commit is contained in:
DBotThePony 2024-02-04 20:36:22 +07:00
parent f0c816da1f
commit cae0a89ea2
Signed by: DBot
GPG Key ID: DCC23B5715498507
1 changed files with 6 additions and 2 deletions
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8
src/main/kotlin/ru/dbotthepony/kstarbound/util/ExecutionSpinner.kt
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@ -56,7 +56,11 @@ class ExecutionSpinner(private val executor: MailboxExecutorService, private val
while (diff > 0L) { while (diff > 0L) {
executor.executeQueuedTasks() executor.executeQueuedTasks()
diff = timeUntilNextFrame() diff = timeUntilNextFrame()
if (diff > SYSTEM_SCHEDULER_RESOLUTION) LockSupport.parkNanos(500_000L)
if (diff >= SYSTEM_SCHEDULER_RESOLUTION * 2L)
LockSupport.parkNanos(diff - SYSTEM_SCHEDULER_RESOLUTION)
else if (diff > SYSTEM_SCHEDULER_RESOLUTION)
LockSupport.parkNanos(SYSTEM_SCHEDULER_RESOLUTION)
} }
val mark = System.nanoTime() val mark = System.nanoTime()
@ -96,7 +100,7 @@ class ExecutionSpinner(private val executor: MailboxExecutorService, private val
bindings.NtQueryTimerResolution(minimum, maximum, current) bindings.NtQueryTimerResolution(minimum, maximum, current)
SYSTEM_SCHEDULER_RESOLUTION = current[0] * 150L // give some room for error SYSTEM_SCHEDULER_RESOLUTION = current[0] * 100L
LOGGER.info("NtQueryTimerResolution(): {} ns/{} ns/{} ns min/max/current", minimum[0] * 100L, maximum[0] * 100L, current[0] * 100L) LOGGER.info("NtQueryTimerResolution(): {} ns/{} ns/{} ns min/max/current", minimum[0] * 100L, maximum[0] * 100L, current[0] * 100L)
} }
} }