mirror of
https://github.com/Ryujinx/Ryujinx.git
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* Replace usage of `DllImport` with `LibraryImport` * Mark methods as `partial` * Marshalling * More `partial` & marshalling * More `partial` and marshalling * More partial and marshalling * Update GdiPlusHelper to LibraryImport * Unicorn * More Partial * Marshal * Specify EntryPoint * Specify EntryPoint * Change GlobalMemoryStatusEx to LibraryImport * Change RegisterClassEx to LibraryImport * Define EntryPoints * Update Ryujinx.Ava/Ui/Controls/Win32NativeInterop.cs Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com> * Update Ryujinx.Graphics.Nvdec.FFmpeg/Native/FFmpegApi.cs Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com> * Move return mashal * Remove calling convention specification * Remove calling conventions * Update Ryujinx.Common/SystemInfo/WindowsSystemInfo.cs Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com> * Update Ryujinx/Modules/Updater/Updater.cs Co-authored-by: Mary-nyan <thog@protonmail.com> * Update Ryujinx.Ava/Modules/Updater/Updater.cs Co-authored-by: Mary-nyan <thog@protonmail.com> Co-authored-by: TSRBerry <20988865+TSRBerry@users.noreply.github.com> Co-authored-by: Mary-nyan <thog@protonmail.com>
114 lines
3.6 KiB
C#
114 lines
3.6 KiB
C#
using Ryujinx.Common.Logging;
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using System;
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using System.Runtime.CompilerServices;
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using System.Runtime.InteropServices;
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using System.Runtime.Versioning;
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namespace Ryujinx.Common.SystemInterop
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{
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/// <summary>
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/// Handle Windows Multimedia timer resolution.
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/// </summary>
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[SupportedOSPlatform("windows")]
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public partial class WindowsMultimediaTimerResolution : IDisposable
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{
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[StructLayout(LayoutKind.Sequential)]
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public struct TimeCaps
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{
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public uint wPeriodMin;
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public uint wPeriodMax;
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};
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[LibraryImport("winmm.dll", EntryPoint = "timeGetDevCaps", SetLastError = true)]
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private static partial uint TimeGetDevCaps(ref TimeCaps timeCaps, uint sizeTimeCaps);
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[LibraryImport("winmm.dll", EntryPoint = "timeBeginPeriod")]
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private static partial uint TimeBeginPeriod(uint uMilliseconds);
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[LibraryImport("winmm.dll", EntryPoint = "timeEndPeriod")]
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private static partial uint TimeEndPeriod(uint uMilliseconds);
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private uint _targetResolutionInMilliseconds;
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private bool _isActive;
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/// <summary>
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/// Create a new <see cref="WindowsMultimediaTimerResolution"/> and activate the given resolution.
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/// </summary>
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/// <param name="targetResolutionInMilliseconds"></param>
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public WindowsMultimediaTimerResolution(uint targetResolutionInMilliseconds)
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{
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_targetResolutionInMilliseconds = targetResolutionInMilliseconds;
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EnsureResolutionSupport();
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Activate();
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}
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private void EnsureResolutionSupport()
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{
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TimeCaps timeCaps = default;
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uint result = TimeGetDevCaps(ref timeCaps, (uint)Unsafe.SizeOf<TimeCaps>());
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if (result != 0)
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{
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Logger.Notice.Print(LogClass.Application, $"timeGetDevCaps failed with result: {result}");
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}
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else
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{
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uint supportedTargetResolutionInMilliseconds = Math.Min(Math.Max(timeCaps.wPeriodMin, _targetResolutionInMilliseconds), timeCaps.wPeriodMax);
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if (supportedTargetResolutionInMilliseconds != _targetResolutionInMilliseconds)
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{
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Logger.Notice.Print(LogClass.Application, $"Target resolution isn't supported by OS, using closest resolution: {supportedTargetResolutionInMilliseconds}ms");
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_targetResolutionInMilliseconds = supportedTargetResolutionInMilliseconds;
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}
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}
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}
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private void Activate()
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{
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uint result = TimeBeginPeriod(_targetResolutionInMilliseconds);
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if (result != 0)
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{
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Logger.Notice.Print(LogClass.Application, $"timeBeginPeriod failed with result: {result}");
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}
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else
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{
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_isActive = true;
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}
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}
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private void Disable()
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{
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if (_isActive)
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{
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uint result = TimeEndPeriod(_targetResolutionInMilliseconds);
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if (result != 0)
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{
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Logger.Notice.Print(LogClass.Application, $"timeEndPeriod failed with result: {result}");
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}
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else
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{
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_isActive = false;
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}
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}
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}
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public void Dispose()
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{
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Dispose(true);
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GC.SuppressFinalize(this);
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}
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protected virtual void Dispose(bool disposing)
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{
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if (disposing)
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{
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Disable();
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}
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}
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}
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} |