diff options
Diffstat (limited to 'src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs')
| -rw-r--r-- | src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs | 33 |
1 files changed, 13 insertions, 20 deletions
diff --git a/src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs b/src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs index d3d9dc03..712d640c 100644 --- a/src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs +++ b/src/Ryujinx.HLE/HOS/Services/SurfaceFlinger/SurfaceFlinger.cs @@ -1,5 +1,7 @@ -using Ryujinx.Common.Configuration; +using Ryujinx.Common; +using Ryujinx.Common.Configuration; using Ryujinx.Common.Logging; +using Ryujinx.Common.PreciseSleep; using Ryujinx.Graphics.GAL; using Ryujinx.Graphics.Gpu; using Ryujinx.HLE.HOS.Services.Nv.NvDrvServices.NvMap; @@ -23,9 +25,7 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger private readonly Thread _composerThread; - private readonly Stopwatch _chrono; - - private readonly ManualResetEvent _event = new(false); + private readonly AutoResetEvent _event = new(false); private readonly AutoResetEvent _nextFrameEvent = new(true); private long _ticks; private long _ticksPerFrame; @@ -64,11 +64,9 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger _composerThread = new Thread(HandleComposition) { Name = "SurfaceFlinger.Composer", + Priority = ThreadPriority.AboveNormal }; - _chrono = new Stopwatch(); - _chrono.Start(); - _ticks = 0; _spinTicks = Stopwatch.Frequency / 500; _1msTicks = Stopwatch.Frequency / 1000; @@ -299,11 +297,11 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger { _isRunning = true; - long lastTicks = _chrono.ElapsedTicks; + long lastTicks = PerformanceCounter.ElapsedTicks; while (_isRunning) { - long ticks = _chrono.ElapsedTicks; + long ticks = PerformanceCounter.ElapsedTicks; if (_swapInterval == 0) { @@ -336,21 +334,16 @@ namespace Ryujinx.HLE.HOS.Services.SurfaceFlinger } // Sleep if possible. If the time til the next frame is too low, spin wait instead. - long diff = _ticksPerFrame - (_ticks + _chrono.ElapsedTicks - ticks); + long diff = _ticksPerFrame - (_ticks + PerformanceCounter.ElapsedTicks - ticks); if (diff > 0) { + PreciseSleepHelper.SleepUntilTimePoint(_event, PerformanceCounter.ElapsedTicks + diff); + + diff = _ticksPerFrame - (_ticks + PerformanceCounter.ElapsedTicks - ticks); + if (diff < _spinTicks) { - do - { - // SpinWait is a little more HT/SMT friendly than aggressively updating/checking ticks. - // The value of 5 still gives us quite a bit of precision (~0.0003ms variance at worst) while waiting a reasonable amount of time. - Thread.SpinWait(5); - - ticks = _chrono.ElapsedTicks; - _ticks += ticks - lastTicks; - lastTicks = ticks; - } while (_ticks < _ticksPerFrame); + PreciseSleepHelper.SpinWaitUntilTimePoint(PerformanceCounter.ElapsedTicks + diff); } else { |