diff options
| author | riperiperi <rhy3756547@hotmail.com> | 2021-04-07 13:19:02 +0100 |
|---|---|---|
| committer | riperiperi <rhy3756547@hotmail.com> | 2021-04-18 17:34:00 +0100 |
| commit | 1239c82d2f2fa59a42561a4a278a9cdca5eca462 (patch) | |
| tree | 2885fc1498de539d9c27878ed9788bb6ecf081c5 /Ryujinx.Common/GraphicsDriver/NVThreadedOptimization.cs | |
| parent | b1c3e01691507709bc4a6a23f02396f3b97803e5 (diff) | |
Forcibly enable threaded optimization on boot.
Diffstat (limited to 'Ryujinx.Common/GraphicsDriver/NVThreadedOptimization.cs')
| -rw-r--r-- | Ryujinx.Common/GraphicsDriver/NVThreadedOptimization.cs | 163 |
1 files changed, 163 insertions, 0 deletions
diff --git a/Ryujinx.Common/GraphicsDriver/NVThreadedOptimization.cs b/Ryujinx.Common/GraphicsDriver/NVThreadedOptimization.cs new file mode 100644 index 00000000..fee8336c --- /dev/null +++ b/Ryujinx.Common/GraphicsDriver/NVThreadedOptimization.cs @@ -0,0 +1,163 @@ +using Ryujinx.Common.GraphicsDriver.NVAPI; +using System; +using System.Runtime.CompilerServices; +using System.Runtime.InteropServices; + +namespace Ryujinx.Common.GraphicsDriver +{ + static class NVThreadedOptimization + { + private const string ProfileName = "Ryujinx Nvidia Profile"; + + private const uint NvAPI_Initialize_ID = 0x0150E828; + private const uint NvAPI_DRS_CreateSession_ID = 0x0694D52E; + private const uint NvAPI_DRS_LoadSettings_ID = 0x375DBD6B; + private const uint NvAPI_DRS_FindProfileByName_ID = 0x7E4A9A0B; + private const uint NvAPI_DRS_CreateProfile_ID = 0x0CC176068; + private const uint NvAPI_DRS_CreateApplication_ID = 0x4347A9DE; + private const uint NvAPI_DRS_SetSetting_ID = 0x577DD202; + private const uint NvAPI_DRS_SaveSettings_ID = 0xFCBC7E14; + private const uint NvAPI_DRS_DestroySession_ID = 0x0DAD9CFF8; + + [DllImport("nvapi64")] + private static extern IntPtr nvapi_QueryInterface(uint id); + + private delegate int NvAPI_InitializeDelegate(); + private static NvAPI_InitializeDelegate NvAPI_Initialize; + + private delegate int NvAPI_DRS_CreateSessionDelegate(out long handle); + private static NvAPI_DRS_CreateSessionDelegate NvAPI_DRS_CreateSession; + + private delegate int NvAPI_DRS_LoadSettingsDelegate(long handle); + private static NvAPI_DRS_LoadSettingsDelegate NvAPI_DRS_LoadSettings; + + private delegate int NvAPI_DRS_FindProfileByNameDelegate(long handle, NvapiUnicodeString profileName, out long profileHandle); + private static NvAPI_DRS_FindProfileByNameDelegate NvAPI_DRS_FindProfileByName; + + private delegate int NvAPI_DRS_CreateProfileDelegate(long handle, ref NvdrsProfile profileInfo, out long profileHandle); + private static NvAPI_DRS_CreateProfileDelegate NvAPI_DRS_CreateProfile; + + private delegate int NvAPI_DRS_CreateApplicationDelegate(long handle, long profileHandle, ref NvdrsApplicationV4 app); + private static NvAPI_DRS_CreateApplicationDelegate NvAPI_DRS_CreateApplication; + + private delegate int NvAPI_DRS_SetSettingDelegate(long handle, long profileHandle, ref NvdrsSetting setting); + private static NvAPI_DRS_SetSettingDelegate NvAPI_DRS_SetSetting; + + private delegate int NvAPI_DRS_SaveSettingsDelegate(long handle); + private static NvAPI_DRS_SaveSettingsDelegate NvAPI_DRS_SaveSettings; + + private delegate int NvAPI_DRS_DestroySessionDelegate(long handle); + private static NvAPI_DRS_DestroySessionDelegate NvAPI_DRS_DestroySession; + + private static bool _initialized; + + private static void Check(int status) + { + if (status != 0) + { + throw new Exception($"NVAPI Error: {status}"); + } + } + + private static void Initialize() + { + if (!_initialized) + { + NvAPI_Initialize = NvAPI_Delegate<NvAPI_InitializeDelegate>(NvAPI_Initialize_ID); + + Check(NvAPI_Initialize()); + + NvAPI_DRS_CreateSession = NvAPI_Delegate<NvAPI_DRS_CreateSessionDelegate>(NvAPI_DRS_CreateSession_ID); + NvAPI_DRS_LoadSettings = NvAPI_Delegate<NvAPI_DRS_LoadSettingsDelegate>(NvAPI_DRS_LoadSettings_ID); + NvAPI_DRS_FindProfileByName = NvAPI_Delegate<NvAPI_DRS_FindProfileByNameDelegate>(NvAPI_DRS_FindProfileByName_ID); + NvAPI_DRS_CreateProfile = NvAPI_Delegate<NvAPI_DRS_CreateProfileDelegate>(NvAPI_DRS_CreateProfile_ID); + NvAPI_DRS_CreateApplication = NvAPI_Delegate<NvAPI_DRS_CreateApplicationDelegate>(NvAPI_DRS_CreateApplication_ID); + NvAPI_DRS_SetSetting = NvAPI_Delegate<NvAPI_DRS_SetSettingDelegate>(NvAPI_DRS_SetSetting_ID); + NvAPI_DRS_SaveSettings = NvAPI_Delegate<NvAPI_DRS_SaveSettingsDelegate>(NvAPI_DRS_SaveSettings_ID); + NvAPI_DRS_DestroySession = NvAPI_Delegate<NvAPI_DRS_DestroySessionDelegate>(NvAPI_DRS_DestroySession_ID); + + _initialized = true; + } + } + + private static uint MakeVersion<T>(uint version) where T : unmanaged + { + return (uint)Unsafe.SizeOf<T>() | version << 16; + } + + public static unsafe void SetThreadedOptimization(bool enabled) + { + Initialize(); + + uint targetValue = (uint)(enabled ? Nvapi.OglThreadControlEnable : Nvapi.OglThreadControlDisable); + + Check(NvAPI_Initialize()); + + Check(NvAPI_DRS_CreateSession(out long handle)); + + Check(NvAPI_DRS_LoadSettings(handle)); + + long profileHandle; + + // Check if the profile already exists. + + int status = NvAPI_DRS_FindProfileByName(handle, new NvapiUnicodeString(ProfileName), out profileHandle); + + if (status != 0) + { + NvdrsProfile profile = new NvdrsProfile { + Version = MakeVersion<NvdrsProfile>(1), + IsPredefined = 0, + GpuSupport = uint.MaxValue + }; + profile.ProfileName.Set(ProfileName); + Check(NvAPI_DRS_CreateProfile(handle, ref profile, out profileHandle)); + + NvdrsApplicationV4 application = new NvdrsApplicationV4 + { + Version = MakeVersion<NvdrsApplicationV4>(4), + IsPredefined = 0, + Flags = 3 // IsMetro, IsCommandLine + }; + application.AppName.Set("Ryujinx.exe"); + application.UserFriendlyName.Set("Ryujinx"); + application.Launcher.Set(""); + application.FileInFolder.Set(""); + + Check(NvAPI_DRS_CreateApplication(handle, profileHandle, ref application)); + } + + NvdrsSetting setting = new NvdrsSetting + { + Version = MakeVersion<NvdrsSetting>(1), + SettingId = Nvapi.OglThreadControlId, + SettingType = NvdrsSettingType.NvdrsDwordType, + SettingLocation = NvdrsSettingLocation.NvdrsCurrentProfileLocation, + IsCurrentPredefined = 0, + IsPredefinedValid = 0, + CurrentValue = targetValue, + PredefinedValue = targetValue + }; + + Check(NvAPI_DRS_SetSetting(handle, profileHandle, ref setting)); + + Check(NvAPI_DRS_SaveSettings(handle)); + + NvAPI_DRS_DestroySession(handle); + } + + private static T NvAPI_Delegate<T>(uint id) where T : class + { + IntPtr ptr = nvapi_QueryInterface(id); + + if (ptr != IntPtr.Zero) + { + return Marshal.GetDelegateForFunctionPointer(ptr, typeof(T)) as T; + } + else + { + return null; + } + } + } +} |