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Merge pull request #13387 from jordan-woyak/frame-pacing

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CoreTiming: Improve frame pacing
This commit is contained in:
JMC47
2025-03-13 14:23:18 -04:00
committed by GitHub
parent a421d6859f 7222188cde
commit 0e2785a562
10 changed files with 67 additions and 24 deletions
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11
Source/Core/Core/HW/VideoInterface.cpp
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@ -840,6 +840,11 @@ void VideoInterfaceManager::EndField(FieldType field, u64 ticks)
if (!Config::Get(Config::GFX_HACK_EARLY_XFB_OUTPUT))
OutputField(field, ticks);
// Note: We really only need to Throttle prior to to presentation,
// but it is needed here if we want accurate "VBlank" statistics,
// when using GPU-on-Thread or Early/Immediate XFB.
m_system.GetCoreTiming().Throttle(ticks);
g_perf_metrics.CountVBlank();
VIEndFieldEvent::Trigger();
Core::OnFrameEnd(m_system);
@ -889,10 +894,13 @@ void VideoInterfaceManager::Update(u64 ticks)
if (is_at_field_boundary)
Core::Callback_NewField(m_system);
// If an SI poll is scheduled to happen on this half-line, do it!
auto& core_timing = m_system.GetCoreTiming();
// If an SI poll is scheduled to happen on this half-line, do it!
if (m_half_line_count == m_half_line_of_next_si_poll)
{
// Throttle before SI poll so user input is taken just before needed. (lower input latency)
core_timing.Throttle(ticks);
Core::UpdateInputGate(!Config::Get(Config::MAIN_INPUT_BACKGROUND_INPUT),
Config::Get(Config::MAIN_LOCK_CURSOR));
auto& si = m_system.GetSerialInterface();
@ -918,7 +926,6 @@ void VideoInterfaceManager::Update(u64 ticks)
m_half_line_count = 0;
}
auto& core_timing = m_system.GetCoreTiming();
if (!(m_half_line_count & 1))
{
m_ticks_last_line_start = core_timing.GetTicks();