diff options
Diffstat (limited to 'Ryujinx.Audio.Renderer/Server/Splitter/SplitterContext.cs')
| -rw-r--r-- | Ryujinx.Audio.Renderer/Server/Splitter/SplitterContext.cs | 320 |
1 files changed, 0 insertions, 320 deletions
diff --git a/Ryujinx.Audio.Renderer/Server/Splitter/SplitterContext.cs b/Ryujinx.Audio.Renderer/Server/Splitter/SplitterContext.cs deleted file mode 100644 index 0e107a53..00000000 --- a/Ryujinx.Audio.Renderer/Server/Splitter/SplitterContext.cs +++ /dev/null @@ -1,320 +0,0 @@ -// -// Copyright (c) 2019-2021 Ryujinx -// -// This program is free software: you can redistribute it and/or modify -// it under the terms of the GNU Lesser General Public License as published by -// the Free Software Foundation, either version 3 of the License, or -// (at your option) any later version. -// -// This program is distributed in the hope that it will be useful, -// but WITHOUT ANY WARRANTY; without even the implied warranty of -// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -// GNU Lesser General Public License for more details. -// -// You should have received a copy of the GNU Lesser General Public License -// along with this program. If not, see <https://www.gnu.org/licenses/>. -// - -using Ryujinx.Audio.Renderer.Common; -using Ryujinx.Audio.Renderer.Parameter; -using Ryujinx.Audio.Renderer.Utils; -using Ryujinx.Common; -using System; -using System.Diagnostics; -using System.Runtime.CompilerServices; -using System.Runtime.InteropServices; - -namespace Ryujinx.Audio.Renderer.Server.Splitter -{ - /// <summary> - /// Splitter context. - /// </summary> - public class SplitterContext - { - /// <summary> - /// Storage for <see cref="SplitterState"/>. - /// </summary> - private Memory<SplitterState> _splitters; - - /// <summary> - /// Storage for <see cref="SplitterDestination"/>. - /// </summary> - private Memory<SplitterDestination> _splitterDestinations; - - /// <summary> - /// If set to true, trust the user destination count in <see cref="SplitterState.Update(SplitterContext, ref SplitterInParameter, ReadOnlySpan{byte})"/>. - /// </summary> - public bool IsBugFixed { get; private set; } - - /// <summary> - /// Initialize <see cref="SplitterContext"/>. - /// </summary> - /// <param name="behaviourContext">The behaviour context.</param> - /// <param name="parameter">The audio renderer configuration.</param> - /// <param name="workBufferAllocator">The <see cref="WorkBufferAllocator"/>.</param> - /// <returns>Return true if the initialization was successful.</returns> - public bool Initialize(ref BehaviourContext behaviourContext, ref AudioRendererConfiguration parameter, WorkBufferAllocator workBufferAllocator) - { - if (!behaviourContext.IsSplitterSupported() || parameter.SplitterCount <= 0 || parameter.SplitterDestinationCount <= 0) - { - Setup(Memory<SplitterState>.Empty, Memory<SplitterDestination>.Empty, false); - - return true; - } - - Memory<SplitterState> splitters = workBufferAllocator.Allocate<SplitterState>(parameter.SplitterCount, SplitterState.Alignment); - - if (splitters.IsEmpty) - { - return false; - } - - int splitterId = 0; - - foreach (ref SplitterState splitter in splitters.Span) - { - splitter = new SplitterState(splitterId++); - } - - Memory<SplitterDestination> splitterDestinations = workBufferAllocator.Allocate<SplitterDestination>(parameter.SplitterDestinationCount, - SplitterDestination.Alignment); - - if (splitterDestinations.IsEmpty) - { - return false; - } - - int splitterDestinationId = 0; - foreach (ref SplitterDestination data in splitterDestinations.Span) - { - data = new SplitterDestination(splitterDestinationId++); - } - - SplitterState.InitializeSplitters(splitters.Span); - - Setup(splitters, splitterDestinations, behaviourContext.IsSplitterBugFixed()); - - return true; - } - - /// <summary> - /// Get the work buffer size while adding the size needed for splitter to operate. - /// </summary> - /// <param name="size">The current size.</param> - /// <param name="behaviourContext">The behaviour context.</param> - /// <param name="parameter">The renderer configuration.</param> - /// <returns>Return the new size taking splitter into account.</returns> - public static ulong GetWorkBufferSize(ulong size, ref BehaviourContext behaviourContext, ref AudioRendererConfiguration parameter) - { - if (behaviourContext.IsSplitterSupported()) - { - size = WorkBufferAllocator.GetTargetSize<SplitterState>(size, parameter.SplitterCount, SplitterState.Alignment); - size = WorkBufferAllocator.GetTargetSize<SplitterDestination>(size, parameter.SplitterDestinationCount, SplitterDestination.Alignment); - - if (behaviourContext.IsSplitterBugFixed()) - { - size = WorkBufferAllocator.GetTargetSize<int>(size, parameter.SplitterDestinationCount, 0x10); - } - - return size; - } - else - { - return size; - } - } - - /// <summary> - /// Setup the <see cref="SplitterContext"/> instance. - /// </summary> - /// <param name="splitters">The <see cref="SplitterState"/> storage.</param> - /// <param name="splitterDestinations">The <see cref="SplitterDestination"/> storage.</param> - /// <param name="isBugFixed">If set to true, trust the user destination count in <see cref="SplitterState.Update(SplitterContext, ref SplitterInParameter, ReadOnlySpan{byte})"/>.</param> - private void Setup(Memory<SplitterState> splitters, Memory<SplitterDestination> splitterDestinations, bool isBugFixed) - { - _splitters = splitters; - _splitterDestinations = splitterDestinations; - IsBugFixed = isBugFixed; - } - - /// <summary> - /// Clear the new connection flag. - /// </summary> - private void ClearAllNewConnectionFlag() - { - foreach (ref SplitterState splitter in _splitters.Span) - { - splitter.ClearNewConnectionFlag(); - } - } - - /// <summary> - /// Get the destination count using the count of splitter. - /// </summary> - /// <returns>The destination count using the count of splitter.</returns> - public int GetDestinationCountPerStateForCompatibility() - { - if (_splitters.IsEmpty) - { - return 0; - } - - return _splitterDestinations.Length / _splitters.Length; - } - - /// <summary> - /// Update one or multiple <see cref="SplitterState"/> from user parameters. - /// </summary> - /// <param name="inputHeader">The splitter header.</param> - /// <param name="input">The raw data after the splitter header.</param> - private void UpdateState(ref SplitterInParameterHeader inputHeader, ref ReadOnlySpan<byte> input) - { - for (int i = 0; i < inputHeader.SplitterCount; i++) - { - SplitterInParameter parameter = MemoryMarshal.Read<SplitterInParameter>(input); - - Debug.Assert(parameter.IsMagicValid()); - - if (parameter.IsMagicValid()) - { - if (parameter.Id >= 0 && parameter.Id < _splitters.Length) - { - ref SplitterState splitter = ref GetState(parameter.Id); - - splitter.Update(this, ref parameter, input.Slice(Unsafe.SizeOf<SplitterInParameter>())); - } - - input = input.Slice(0x1C + (int)parameter.DestinationCount * 4); - } - } - } - - /// <summary> - /// Update one or multiple <see cref="SplitterDestination"/> from user parameters. - /// </summary> - /// <param name="inputHeader">The splitter header.</param> - /// <param name="input">The raw data after the splitter header.</param> - private void UpdateData(ref SplitterInParameterHeader inputHeader, ref ReadOnlySpan<byte> input) - { - for (int i = 0; i < inputHeader.SplitterDestinationCount; i++) - { - SplitterDestinationInParameter parameter = MemoryMarshal.Read<SplitterDestinationInParameter>(input); - - Debug.Assert(parameter.IsMagicValid()); - - if (parameter.IsMagicValid()) - { - if (parameter.Id >= 0 && parameter.Id < _splitterDestinations.Length) - { - ref SplitterDestination destination = ref GetDestination(parameter.Id); - - destination.Update(parameter); - } - - input = input.Slice(Unsafe.SizeOf<SplitterDestinationInParameter>()); - } - } - } - - /// <summary> - /// Update splitter from user parameters. - /// </summary> - /// <param name="input">The input raw user data.</param> - /// <param name="consumedSize">The total consumed size.</param> - /// <returns>Return true if the update was successful.</returns> - public bool Update(ReadOnlySpan<byte> input, out int consumedSize) - { - if (_splitterDestinations.IsEmpty || _splitters.IsEmpty) - { - consumedSize = 0; - - return true; - } - - int originalSize = input.Length; - - SplitterInParameterHeader header = SpanIOHelper.Read<SplitterInParameterHeader>(ref input); - - if (header.IsMagicValid()) - { - ClearAllNewConnectionFlag(); - - UpdateState(ref header, ref input); - UpdateData(ref header, ref input); - - consumedSize = BitUtils.AlignUp(originalSize - input.Length, 0x10); - - return true; - } - else - { - consumedSize = 0; - - return false; - } - } - - /// <summary> - /// Get a reference to a <see cref="SplitterState"/> at the given <paramref name="id"/>. - /// </summary> - /// <param name="id">The index to use.</param> - /// <returns>A reference to a <see cref="SplitterState"/> at the given <paramref name="id"/>.</returns> - public ref SplitterState GetState(int id) - { - return ref SpanIOHelper.GetFromMemory(_splitters, id, (uint)_splitters.Length); - } - - /// <summary> - /// Get a reference to a <see cref="SplitterDestination"/> at the given <paramref name="id"/>. - /// </summary> - /// <param name="id">The index to use.</param> - /// <returns>A reference to a <see cref="SplitterDestination"/> at the given <paramref name="id"/>.</returns> - public ref SplitterDestination GetDestination(int id) - { - return ref SpanIOHelper.GetFromMemory(_splitterDestinations, id, (uint)_splitterDestinations.Length); - } - - /// <summary> - /// Get a <see cref="Memory{SplitterDestination}"/> at the given <paramref name="id"/>. - /// </summary> - /// <param name="id">The index to use.</param> - /// <returns>A <see cref="Memory{SplitterDestination}"/> at the given <paramref name="id"/>.</returns> - public Memory<SplitterDestination> GetDestinationMemory(int id) - { - return SpanIOHelper.GetMemory(_splitterDestinations, id, (uint)_splitterDestinations.Length); - } - - /// <summary> - /// Get a <see cref="Span{SplitterDestination}"/> in the <see cref="SplitterState"/> at <paramref name="id"/> and pass <paramref name="destinationId"/> to <see cref="SplitterState.GetData(int)"/>. - /// </summary> - /// <param name="id">The index to use to get the <see cref="SplitterState"/>.</param> - /// <param name="destinationId">The index of the <see cref="SplitterDestination"/>.</param> - /// <returns>A <see cref="Span{SplitterDestination}"/>.</returns> - public Span<SplitterDestination> GetDestination(int id, int destinationId) - { - ref SplitterState splitter = ref GetState(id); - - return splitter.GetData(destinationId); - } - - /// <summary> - /// Return true if the audio renderer has any splitters. - /// </summary> - /// <returns>True if the audio renderer has any splitters.</returns> - public bool UsingSplitter() - { - return !_splitters.IsEmpty && !_splitterDestinations.IsEmpty; - } - - /// <summary> - /// Update the internal state of all splitters. - /// </summary> - public void UpdateInternalState() - { - foreach (ref SplitterState splitter in _splitters.Span) - { - splitter.UpdateInternalState(); - } - } - } -} |