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4c2ab880ef
* Ryujinx.Audio: Remove BOM from files * misc: Relicense Ryujinx.Audio under the terms of the MIT license With the approvals of all the Ryujinx.Audio contributors, this commit changes Ryujinx.Audio license from LGPLv3 to MIT.
174 lines
6.6 KiB
C#
174 lines
6.6 KiB
C#
using Ryujinx.Audio.Renderer.Common;
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using Ryujinx.Memory;
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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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using static Ryujinx.Audio.Renderer.Dsp.State.AuxiliaryBufferHeader;
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using CpuAddress = System.UInt64;
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namespace Ryujinx.Audio.Renderer.Dsp.Command
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{
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public class AuxiliaryBufferCommand : ICommand
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{
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public bool Enabled { get; set; }
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public int NodeId { get; }
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public CommandType CommandType => CommandType.AuxiliaryBuffer;
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public ulong EstimatedProcessingTime { get; set; }
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public uint InputBufferIndex { get; }
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public uint OutputBufferIndex { get; }
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public AuxiliaryBufferAddresses BufferInfo { get; }
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public CpuAddress InputBuffer { get; }
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public CpuAddress OutputBuffer { get; }
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public uint CountMax { get; }
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public uint UpdateCount { get; }
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public uint WriteOffset { get; }
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public bool IsEffectEnabled { get; }
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public AuxiliaryBufferCommand(uint bufferOffset, byte inputBufferOffset, byte outputBufferOffset,
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ref AuxiliaryBufferAddresses sendBufferInfo, bool isEnabled, uint countMax,
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CpuAddress outputBuffer, CpuAddress inputBuffer, uint updateCount, uint writeOffset, int nodeId)
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{
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Enabled = true;
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NodeId = nodeId;
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InputBufferIndex = bufferOffset + inputBufferOffset;
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OutputBufferIndex = bufferOffset + outputBufferOffset;
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BufferInfo = sendBufferInfo;
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InputBuffer = inputBuffer;
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OutputBuffer = outputBuffer;
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CountMax = countMax;
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UpdateCount = updateCount;
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WriteOffset = writeOffset;
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IsEffectEnabled = isEnabled;
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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private uint Read(IVirtualMemoryManager memoryManager, ulong bufferAddress, uint countMax, Span<int> outBuffer, uint count, uint readOffset, uint updateCount)
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{
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if (countMax == 0 || bufferAddress == 0)
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{
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return 0;
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}
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uint targetReadOffset = readOffset + AuxiliaryBufferInfo.GetReadOffset(memoryManager, BufferInfo.ReturnBufferInfo);
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if (targetReadOffset > countMax)
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{
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return 0;
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}
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uint remaining = count;
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uint outBufferOffset = 0;
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while (remaining != 0)
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{
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uint countToWrite = Math.Min(countMax - targetReadOffset, remaining);
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memoryManager.Read(bufferAddress + targetReadOffset * sizeof(int), MemoryMarshal.Cast<int, byte>(outBuffer.Slice((int)outBufferOffset, (int)countToWrite)));
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targetReadOffset = (targetReadOffset + countToWrite) % countMax;
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remaining -= countToWrite;
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outBufferOffset += countToWrite;
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}
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if (updateCount != 0)
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{
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uint newReadOffset = (AuxiliaryBufferInfo.GetReadOffset(memoryManager, BufferInfo.ReturnBufferInfo) + updateCount) % countMax;
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AuxiliaryBufferInfo.SetReadOffset(memoryManager, BufferInfo.ReturnBufferInfo, newReadOffset);
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}
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return count;
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}
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[MethodImpl(MethodImplOptions.AggressiveInlining)]
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private uint Write(IVirtualMemoryManager memoryManager, ulong outBufferAddress, uint countMax, ReadOnlySpan<int> buffer, uint count, uint writeOffset, uint updateCount)
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{
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if (countMax == 0 || outBufferAddress == 0)
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{
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return 0;
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}
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uint targetWriteOffset = writeOffset + AuxiliaryBufferInfo.GetWriteOffset(memoryManager, BufferInfo.SendBufferInfo);
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if (targetWriteOffset > countMax)
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{
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return 0;
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}
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uint remaining = count;
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uint inBufferOffset = 0;
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while (remaining != 0)
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{
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uint countToWrite = Math.Min(countMax - targetWriteOffset, remaining);
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memoryManager.Write(outBufferAddress + targetWriteOffset * sizeof(int), MemoryMarshal.Cast<int, byte>(buffer.Slice((int)inBufferOffset, (int)countToWrite)));
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targetWriteOffset = (targetWriteOffset + countToWrite) % countMax;
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remaining -= countToWrite;
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inBufferOffset += countToWrite;
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}
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if (updateCount != 0)
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{
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uint newWriteOffset = (AuxiliaryBufferInfo.GetWriteOffset(memoryManager, BufferInfo.SendBufferInfo) + updateCount) % countMax;
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AuxiliaryBufferInfo.SetWriteOffset(memoryManager, BufferInfo.SendBufferInfo, newWriteOffset);
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}
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return count;
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}
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public void Process(CommandList context)
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{
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Span<float> inputBuffer = context.GetBuffer((int)InputBufferIndex);
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Span<float> outputBuffer = context.GetBuffer((int)OutputBufferIndex);
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if (IsEffectEnabled)
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{
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Span<int> inputBufferInt = MemoryMarshal.Cast<float, int>(inputBuffer);
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Span<int> outputBufferInt = MemoryMarshal.Cast<float, int>(outputBuffer);
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// Convert input data to the target format for user (int)
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DataSourceHelper.ToInt(inputBufferInt, inputBuffer, inputBuffer.Length);
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// Send the input to the user
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Write(context.MemoryManager, OutputBuffer, CountMax, inputBufferInt, context.SampleCount, WriteOffset, UpdateCount);
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// Convert back to float just in case it's reused
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DataSourceHelper.ToFloat(inputBuffer, inputBufferInt, inputBuffer.Length);
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// Retrieve the input from user
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uint readResult = Read(context.MemoryManager, InputBuffer, CountMax, outputBufferInt, context.SampleCount, WriteOffset, UpdateCount);
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// Convert the outputBuffer back to the target format of the renderer (float)
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DataSourceHelper.ToFloat(outputBuffer, outputBufferInt, outputBuffer.Length);
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if (readResult != context.SampleCount)
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{
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outputBuffer.Slice((int)readResult, (int)context.SampleCount - (int)readResult).Fill(0);
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}
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}
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else
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{
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AuxiliaryBufferInfo.Reset(context.MemoryManager, BufferInfo.SendBufferInfo);
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AuxiliaryBufferInfo.Reset(context.MemoryManager, BufferInfo.ReturnBufferInfo);
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if (InputBufferIndex != OutputBufferIndex)
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{
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inputBuffer.CopyTo(outputBuffer);
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}
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}
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}
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}
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}
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