mirror of
https://github.com/Ryujinx/Ryujinx.git
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This is the first commit of a series of reformat around the codebase as discussed internally some weeks ago. This project being one that isn't touched that much, it shouldn't cause conflict with any opened PRs.
304 lines
12 KiB
C#
304 lines
12 KiB
C#
using Ryujinx.Audio.Renderer.Common;
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using Ryujinx.Audio.Renderer.Parameter;
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using Ryujinx.Audio.Renderer.Utils;
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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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namespace Ryujinx.Audio.Renderer.Server.Performance
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{
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/// <summary>
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/// A Generic implementation of <see cref="PerformanceManager"/>.
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/// </summary>
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/// <typeparam name="THeader">The header implementation of the performance frame.</typeparam>
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/// <typeparam name="TEntry">The entry implementation of the performance frame.</typeparam>
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/// <typeparam name="TEntryDetail">A detailed implementation of the performance frame.</typeparam>
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public class PerformanceManagerGeneric<THeader, TEntry, TEntryDetail> : PerformanceManager where THeader : unmanaged, IPerformanceHeader where TEntry : unmanaged, IPerformanceEntry where TEntryDetail : unmanaged, IPerformanceDetailEntry
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{
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/// <summary>
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/// The magic used for the <see cref="THeader"/>.
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/// </summary>
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private const uint MagicPerformanceBuffer = 0x46524550;
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/// <summary>
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/// The fixed amount of <see cref="TEntryDetail"/> that can be stored in a frame.
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/// </summary>
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private const int MaxFrameDetailCount = 100;
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private Memory<byte> _buffer;
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private Memory<byte> _historyBuffer;
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private Memory<byte> CurrentBuffer => _buffer.Slice(0, _frameSize);
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private Memory<byte> CurrentBufferData => CurrentBuffer.Slice(Unsafe.SizeOf<THeader>());
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private ref THeader CurrentHeader => ref MemoryMarshal.Cast<byte, THeader>(CurrentBuffer.Span)[0];
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private Span<TEntry> Entries => MemoryMarshal.Cast<byte, TEntry>(CurrentBufferData.Span.Slice(0, GetEntriesSize()));
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private Span<TEntryDetail> EntriesDetail => MemoryMarshal.Cast<byte, TEntryDetail>(CurrentBufferData.Span.Slice(GetEntriesSize(), GetEntriesDetailSize()));
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private int _frameSize;
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private int _availableFrameCount;
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private int _entryCountPerFrame;
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private int _detailTarget;
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private int _entryIndex;
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private int _entryDetailIndex;
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private int _indexHistoryWrite;
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private int _indexHistoryRead;
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private uint _historyFrameIndex;
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public PerformanceManagerGeneric(Memory<byte> buffer, ref AudioRendererConfiguration parameter)
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{
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_buffer = buffer;
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_frameSize = GetRequiredBufferSizeForPerformanceMetricsPerFrame(ref parameter);
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_entryCountPerFrame = (int)GetEntryCount(ref parameter);
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_availableFrameCount = buffer.Length / _frameSize - 1;
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_historyFrameIndex = 0;
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_historyBuffer = _buffer.Slice(_frameSize);
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SetupNewHeader();
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}
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private Span<byte> GetBufferFromIndex(Span<byte> data, int index)
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{
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return data.Slice(index * _frameSize, _frameSize);
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}
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private ref THeader GetHeaderFromBuffer(Span<byte> data, int index)
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{
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return ref MemoryMarshal.Cast<byte, THeader>(GetBufferFromIndex(data, index))[0];
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}
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private Span<TEntry> GetEntriesFromBuffer(Span<byte> data, int index)
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{
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return MemoryMarshal.Cast<byte, TEntry>(GetBufferFromIndex(data, index).Slice(Unsafe.SizeOf<THeader>(), GetEntriesSize()));
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}
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private Span<TEntryDetail> GetEntriesDetailFromBuffer(Span<byte> data, int index)
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{
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return MemoryMarshal.Cast<byte, TEntryDetail>(GetBufferFromIndex(data, index).Slice(Unsafe.SizeOf<THeader>() + GetEntriesSize(), GetEntriesDetailSize()));
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}
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private void SetupNewHeader()
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{
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_entryIndex = 0;
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_entryDetailIndex = 0;
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CurrentHeader.SetEntryCount(0);
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CurrentHeader.SetEntryDetailCount(0);
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}
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public static uint GetEntryCount(ref AudioRendererConfiguration parameter)
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{
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return parameter.VoiceCount + parameter.EffectCount + parameter.SubMixBufferCount + parameter.SinkCount + 1;
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}
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public int GetEntriesSize()
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{
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return Unsafe.SizeOf<TEntry>() * _entryCountPerFrame;
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}
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public static int GetEntriesDetailSize()
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{
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return Unsafe.SizeOf<TEntryDetail>() * MaxFrameDetailCount;
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}
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public static int GetRequiredBufferSizeForPerformanceMetricsPerFrame(ref AudioRendererConfiguration parameter)
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{
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return Unsafe.SizeOf<TEntry>() * (int)GetEntryCount(ref parameter) + GetEntriesDetailSize() + Unsafe.SizeOf<THeader>();
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}
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public override uint CopyHistories(Span<byte> performanceOutput)
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{
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if (performanceOutput.IsEmpty)
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{
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return 0;
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}
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int nextOffset = 0;
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while (_indexHistoryRead != _indexHistoryWrite)
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{
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if (nextOffset >= performanceOutput.Length)
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{
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break;
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}
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ref THeader inputHeader = ref GetHeaderFromBuffer(_historyBuffer.Span, _indexHistoryRead);
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Span<TEntry> inputEntries = GetEntriesFromBuffer(_historyBuffer.Span, _indexHistoryRead);
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Span<TEntryDetail> inputEntriesDetail = GetEntriesDetailFromBuffer(_historyBuffer.Span, _indexHistoryRead);
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Span<byte> targetSpan = performanceOutput.Slice(nextOffset);
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// NOTE: We check for the space for two headers for the final blank header.
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int requiredSpace = Unsafe.SizeOf<THeader>() + Unsafe.SizeOf<TEntry>() * inputHeader.GetEntryCount()
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+ Unsafe.SizeOf<TEntryDetail>() * inputHeader.GetEntryDetailCount()
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+ Unsafe.SizeOf<THeader>();
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if (targetSpan.Length < requiredSpace)
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{
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break;
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}
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ref THeader outputHeader = ref MemoryMarshal.Cast<byte, THeader>(targetSpan)[0];
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nextOffset += Unsafe.SizeOf<THeader>();
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Span<TEntry> outputEntries = MemoryMarshal.Cast<byte, TEntry>(performanceOutput.Slice(nextOffset));
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int totalProcessingTime = 0;
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int effectiveEntryCount = 0;
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for (int entryIndex = 0; entryIndex < inputHeader.GetEntryCount(); entryIndex++)
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{
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ref TEntry input = ref inputEntries[entryIndex];
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if (input.GetProcessingTime() != 0 || input.GetStartTime() != 0)
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{
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ref TEntry output = ref outputEntries[effectiveEntryCount++];
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output = input;
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nextOffset += Unsafe.SizeOf<TEntry>();
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totalProcessingTime += input.GetProcessingTime();
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}
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}
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Span<TEntryDetail> outputEntriesDetail = MemoryMarshal.Cast<byte, TEntryDetail>(performanceOutput.Slice(nextOffset));
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int effectiveEntryDetailCount = 0;
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for (int entryDetailIndex = 0; entryDetailIndex < inputHeader.GetEntryDetailCount(); entryDetailIndex++)
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{
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ref TEntryDetail input = ref inputEntriesDetail[entryDetailIndex];
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if (input.GetProcessingTime() != 0 || input.GetStartTime() != 0)
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{
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ref TEntryDetail output = ref outputEntriesDetail[effectiveEntryDetailCount++];
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output = input;
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nextOffset += Unsafe.SizeOf<TEntryDetail>();
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}
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}
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outputHeader = inputHeader;
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outputHeader.SetMagic(MagicPerformanceBuffer);
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outputHeader.SetTotalProcessingTime(totalProcessingTime);
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outputHeader.SetNextOffset(nextOffset);
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outputHeader.SetEntryCount(effectiveEntryCount);
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outputHeader.SetEntryDetailCount(effectiveEntryDetailCount);
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_indexHistoryRead = (_indexHistoryRead + 1) % _availableFrameCount;
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}
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if (nextOffset < performanceOutput.Length && (performanceOutput.Length - nextOffset) >= Unsafe.SizeOf<THeader>())
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{
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ref THeader outputHeader = ref MemoryMarshal.Cast<byte, THeader>(performanceOutput.Slice(nextOffset))[0];
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outputHeader = default;
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}
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return (uint)nextOffset;
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}
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public override bool GetNextEntry(out PerformanceEntryAddresses performanceEntry, PerformanceEntryType entryType, int nodeId)
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{
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performanceEntry = new PerformanceEntryAddresses();
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performanceEntry.BaseMemory = SpanMemoryManager<int>.Cast(CurrentBuffer);
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performanceEntry.EntryCountOffset = (uint)CurrentHeader.GetEntryCountOffset();
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uint baseEntryOffset = (uint)(Unsafe.SizeOf<THeader>() + Unsafe.SizeOf<TEntry>() * _entryIndex);
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ref TEntry entry = ref Entries[_entryIndex];
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performanceEntry.StartTimeOffset = baseEntryOffset + (uint)entry.GetStartTimeOffset();
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performanceEntry.ProcessingTimeOffset = baseEntryOffset + (uint)entry.GetProcessingTimeOffset();
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entry = default;
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entry.SetEntryType(entryType);
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entry.SetNodeId(nodeId);
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_entryIndex++;
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return true;
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}
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public override bool GetNextEntry(out PerformanceEntryAddresses performanceEntry, PerformanceDetailType detailType, PerformanceEntryType entryType, int nodeId)
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{
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performanceEntry = null;
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if (_entryDetailIndex > MaxFrameDetailCount)
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{
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return false;
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}
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performanceEntry = new PerformanceEntryAddresses();
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performanceEntry.BaseMemory = SpanMemoryManager<int>.Cast(CurrentBuffer);
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performanceEntry.EntryCountOffset = (uint)CurrentHeader.GetEntryCountOffset();
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uint baseEntryOffset = (uint)(Unsafe.SizeOf<THeader>() + GetEntriesSize() + Unsafe.SizeOf<IPerformanceDetailEntry>() * _entryDetailIndex);
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ref TEntryDetail entryDetail = ref EntriesDetail[_entryDetailIndex];
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performanceEntry.StartTimeOffset = baseEntryOffset + (uint)entryDetail.GetStartTimeOffset();
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performanceEntry.ProcessingTimeOffset = baseEntryOffset + (uint)entryDetail.GetProcessingTimeOffset();
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entryDetail = default;
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entryDetail.SetDetailType(detailType);
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entryDetail.SetEntryType(entryType);
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entryDetail.SetNodeId(nodeId);
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_entryDetailIndex++;
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return true;
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}
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public override bool IsTargetNodeId(int target)
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{
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return _detailTarget == target;
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}
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public override void SetTargetNodeId(int target)
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{
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_detailTarget = target;
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}
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public override void TapFrame(bool dspRunningBehind, uint voiceDropCount, ulong startRenderingTicks)
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{
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if (_availableFrameCount > 0)
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{
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int targetIndexForHistory = _indexHistoryWrite;
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_indexHistoryWrite = (_indexHistoryWrite + 1) % _availableFrameCount;
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ref THeader targetHeader = ref GetHeaderFromBuffer(_historyBuffer.Span, targetIndexForHistory);
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CurrentBuffer.Span.CopyTo(GetBufferFromIndex(_historyBuffer.Span, targetIndexForHistory));
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uint targetHistoryFrameIndex = _historyFrameIndex;
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if (_historyFrameIndex == uint.MaxValue)
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{
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_historyFrameIndex = 0;
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}
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else
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{
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_historyFrameIndex++;
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}
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targetHeader.SetDspRunningBehind(dspRunningBehind);
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targetHeader.SetVoiceDropCount(voiceDropCount);
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targetHeader.SetStartRenderingTicks(startRenderingTicks);
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targetHeader.SetIndex(targetHistoryFrameIndex);
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// Finally setup the new header
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SetupNewHeader();
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}
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}
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}
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} |