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Throttler: Rename "framelimiter" to "emulation speed".

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We don't throttle by frames, we throttle by coretiming speed.
So looking up VI for calculating the speed was just very wrong.
The new ini option is a float, 1.0f for fullspeed.
In the GUI, percentual values are used.
This commit is contained in:
degasus
2015-12-16 00:10:47 +01:00
parent f3098bf426
commit 3ff4ec275a
14 changed files with 86 additions and 69 deletions
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24
Source/Core/Core/HW/SystemTimers.cpp
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@ -195,21 +195,21 @@ static void ThrottleCallback(u64 last_time, int cyclesLate)
int diff = (u32)last_time - time;
const SConfig& config = SConfig::GetInstance();
bool frame_limiter = config.m_Framelimit && !Core::GetIsFramelimiterTempDisabled();
bool frame_limiter = config.m_EmulationSpeed > 0.0f && !Core::GetIsThrottlerTempDisabled();
u32 next_event = GetTicksPerSecond()/1000;
if (config.m_Framelimit > 1)
if (frame_limiter)
{
next_event = next_event * (config.m_Framelimit - 1) * 5 / VideoInterface::TargetRefreshRate;
if (config.m_EmulationSpeed != 1.0f)
next_event = u32(next_event * config.m_EmulationSpeed);
const int max_fallback = config.iTimingVariance;
if (abs(diff) > max_fallback)
{
DEBUG_LOG(COMMON, "system too %s, %d ms skipped", diff<0 ? "slow" : "fast", abs(diff) - max_fallback);
last_time = time - max_fallback;
}
else if (diff > 0)
Common::SleepCurrentThread(diff);
}
const int max_fallback = config.iTimingVariance;
if (frame_limiter && abs(diff) > max_fallback)
{
DEBUG_LOG(COMMON, "system too %s, %d ms skipped", diff<0 ? "slow" : "fast", abs(diff) - max_fallback);
last_time = time - max_fallback;
}
else if (frame_limiter && diff > 0)
Common::SleepCurrentThread(diff);
CoreTiming::ScheduleEvent(next_event - cyclesLate, et_Throttle, last_time + 1);
}