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Diffstat (limited to 'Ryujinx.Graphics.Gpu/Engine/MethodReport.cs')
| -rw-r--r-- | Ryujinx.Graphics.Gpu/Engine/MethodReport.cs | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/Ryujinx.Graphics.Gpu/Engine/MethodReport.cs b/Ryujinx.Graphics.Gpu/Engine/MethodReport.cs deleted file mode 100644 index 2dd0bbfa..00000000 --- a/Ryujinx.Graphics.Gpu/Engine/MethodReport.cs +++ /dev/null @@ -1,131 +0,0 @@ -using Ryujinx.Common; -using Ryujinx.Graphics.GAL; -using Ryujinx.Graphics.Gpu.Memory; -using Ryujinx.Graphics.Gpu.State; -using System; -using System.Runtime.InteropServices; - -namespace Ryujinx.Graphics.Gpu.Engine -{ - partial class Methods - { - private const int NsToTicksFractionNumerator = 384; - private const int NsToTicksFractionDenominator = 625; - - /// <summary> - /// Writes a GPU counter to guest memory. - /// </summary> - /// <param name="state">Current GPU state</param> - /// <param name="argument">Method call argument</param> - private void Report(GpuState state, int argument) - { - SemaphoreOperation op = (SemaphoreOperation)(argument & 3); - ReportCounterType type = (ReportCounterType)((argument >> 23) & 0x1f); - - switch (op) - { - case SemaphoreOperation.Release: ReleaseSemaphore(state); break; - case SemaphoreOperation.Counter: ReportCounter(state, type); break; - } - } - - /// <summary> - /// Writes (or Releases) a GPU semaphore value to guest memory. - /// </summary> - /// <param name="state">Current GPU state</param> - private void ReleaseSemaphore(GpuState state) - { - var rs = state.Get<SemaphoreState>(MethodOffset.ReportState); - - state.Channel.MemoryManager.Write(rs.Address.Pack(), rs.Payload); - - _context.AdvanceSequence(); - } - - /// <summary> - /// Packed GPU counter data (including GPU timestamp) in memory. - /// </summary> - private struct CounterData - { - public ulong Counter; - public ulong Timestamp; - } - - /// <summary> - /// Writes a GPU counter to guest memory. - /// This also writes the current timestamp value. - /// </summary> - /// <param name="state">Current GPU state</param> - /// <param name="type">Counter to be written to memory</param> - private void ReportCounter(GpuState state, ReportCounterType type) - { - var rs = state.Get<SemaphoreState>(MethodOffset.ReportState); - - ulong gpuVa = rs.Address.Pack(); - - ulong ticks = ConvertNanosecondsToTicks((ulong)PerformanceCounter.ElapsedNanoseconds); - - if (GraphicsConfig.FastGpuTime) - { - // Divide by some amount to report time as if operations were performed faster than they really are. - // This can prevent some games from switching to a lower resolution because rendering is too slow. - ticks /= 256; - } - - ICounterEvent counter = null; - - EventHandler<ulong> resultHandler = (object evt, ulong result) => - { - CounterData counterData = new CounterData(); - - counterData.Counter = result; - counterData.Timestamp = ticks; - - if (counter?.Invalid != true) - { - state.Channel.MemoryManager.Write(gpuVa, counterData); - } - }; - - switch (type) - { - case ReportCounterType.Zero: - resultHandler(null, 0); - break; - case ReportCounterType.SamplesPassed: - counter = _context.Renderer.ReportCounter(CounterType.SamplesPassed, resultHandler); - break; - case ReportCounterType.PrimitivesGenerated: - counter = _context.Renderer.ReportCounter(CounterType.PrimitivesGenerated, resultHandler); - break; - case ReportCounterType.TransformFeedbackPrimitivesWritten: - counter = _context.Renderer.ReportCounter(CounterType.TransformFeedbackPrimitivesWritten, resultHandler); - break; - } - - state.Channel.MemoryManager.CounterCache.AddOrUpdate(gpuVa, counter); - } - - /// <summary> - /// Converts a nanoseconds timestamp value to Maxwell time ticks. - /// </summary> - /// <remarks> - /// The frequency is 614400000 Hz. - /// </remarks> - /// <param name="nanoseconds">Timestamp in nanoseconds</param> - /// <returns>Maxwell ticks</returns> - private static ulong ConvertNanosecondsToTicks(ulong nanoseconds) - { - // We need to divide first to avoid overflows. - // We fix up the result later by calculating the difference and adding - // that to the result. - ulong divided = nanoseconds / NsToTicksFractionDenominator; - - ulong rounded = divided * NsToTicksFractionDenominator; - - ulong errorBias = (nanoseconds - rounded) * NsToTicksFractionNumerator / NsToTicksFractionDenominator; - - return divided * NsToTicksFractionNumerator + errorBias; - } - } -}
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