diff --git a/src/Ryujinx.Graphics.Gpu/GpuContext.cs b/src/Ryujinx.Graphics.Gpu/GpuContext.cs index ccaabf70fb..0fe6a28ffe 100644 --- a/src/Ryujinx.Graphics.Gpu/GpuContext.cs +++ b/src/Ryujinx.Graphics.Gpu/GpuContext.cs @@ -99,6 +99,7 @@ namespace Ryujinx.Graphics.Gpu private bool _pendingSync; private long _modifiedSequence; + private ulong _firstTimestamp; /// <summary> /// Creates a new instance of the GPU emulation context. @@ -123,6 +124,8 @@ namespace Ryujinx.Graphics.Gpu DeferredActions = new Queue<Action>(); PhysicalMemoryRegistry = new ConcurrentDictionary<ulong, PhysicalMemory>(); + + _firstTimestamp = ConvertNanosecondsToTicks((ulong)PerformanceCounter.ElapsedNanoseconds); } /// <summary> @@ -217,7 +220,8 @@ namespace Ryujinx.Graphics.Gpu /// <returns>The current GPU timestamp</returns> public ulong GetTimestamp() { - ulong ticks = ConvertNanosecondsToTicks((ulong)PerformanceCounter.ElapsedNanoseconds); + // Guest timestamp will start at 0, instead of host value. + ulong ticks = ConvertNanosecondsToTicks((ulong)PerformanceCounter.ElapsedNanoseconds) - _firstTimestamp; if (GraphicsConfig.FastGpuTime) {