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using System;
using System.Runtime.CompilerServices;
using System.Runtime.InteropServices;
using System.Runtime.Intrinsics;
using System.Runtime.Intrinsics.Arm;
using System.Runtime.Intrinsics.X86;
namespace Ryujinx.Audio.Renderer.Dsp.Command
{
public class VolumeCommand : ICommand
{
public bool Enabled { get; set; }
public int NodeId { get; }
public CommandType CommandType => CommandType.Volume;
public uint EstimatedProcessingTime { get; set; }
public ushort InputBufferIndex { get; }
public ushort OutputBufferIndex { get; }
public float Volume { get; }
public VolumeCommand(float volume, uint bufferIndex, int nodeId)
{
Enabled = true;
NodeId = nodeId;
InputBufferIndex = (ushort)bufferIndex;
OutputBufferIndex = (ushort)bufferIndex;
Volume = volume;
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private void ProcessVolumeAvx(Span<float> outputBuffer, ReadOnlySpan<float> inputBuffer)
{
Vector256<float> volumeVec = Vector256.Create(Volume);
ReadOnlySpan<Vector256<float>> inputVec = MemoryMarshal.Cast<float, Vector256<float>>(inputBuffer);
Span<Vector256<float>> outputVec = MemoryMarshal.Cast<float, Vector256<float>>(outputBuffer);
int sisdStart = inputVec.Length * 8;
for (int i = 0; i < inputVec.Length; i++)
{
outputVec[i] = Avx.Ceiling(Avx.Multiply(inputVec[i], volumeVec));
}
for (int i = sisdStart; i < inputBuffer.Length; i++)
{
outputBuffer[i] = FloatingPointHelper.MultiplyRoundUp(inputBuffer[i], Volume);
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private void ProcessVolumeSse41(Span<float> outputBuffer, ReadOnlySpan<float> inputBuffer)
{
Vector128<float> volumeVec = Vector128.Create(Volume);
ReadOnlySpan<Vector128<float>> inputVec = MemoryMarshal.Cast<float, Vector128<float>>(inputBuffer);
Span<Vector128<float>> outputVec = MemoryMarshal.Cast<float, Vector128<float>>(outputBuffer);
int sisdStart = inputVec.Length * 4;
for (int i = 0; i < inputVec.Length; i++)
{
outputVec[i] = Sse41.Ceiling(Sse.Multiply(inputVec[i], volumeVec));
}
for (int i = sisdStart; i < inputBuffer.Length; i++)
{
outputBuffer[i] = FloatingPointHelper.MultiplyRoundUp(inputBuffer[i], Volume);
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private void ProcessVolumeAdvSimd(Span<float> outputBuffer, ReadOnlySpan<float> inputBuffer)
{
Vector128<float> volumeVec = Vector128.Create(Volume);
ReadOnlySpan<Vector128<float>> inputVec = MemoryMarshal.Cast<float, Vector128<float>>(inputBuffer);
Span<Vector128<float>> outputVec = MemoryMarshal.Cast<float, Vector128<float>>(outputBuffer);
int sisdStart = inputVec.Length * 4;
for (int i = 0; i < inputVec.Length; i++)
{
outputVec[i] = AdvSimd.Ceiling(AdvSimd.Multiply(inputVec[i], volumeVec));
}
for (int i = sisdStart; i < inputBuffer.Length; i++)
{
outputBuffer[i] = FloatingPointHelper.MultiplyRoundUp(inputBuffer[i], Volume);
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private void ProcessVolume(Span<float> outputBuffer, ReadOnlySpan<float> inputBuffer)
{
if (Avx.IsSupported)
{
ProcessVolumeAvx(outputBuffer, inputBuffer);
}
else if (Sse41.IsSupported)
{
ProcessVolumeSse41(outputBuffer, inputBuffer);
}
else if (AdvSimd.IsSupported)
{
ProcessVolumeAdvSimd(outputBuffer, inputBuffer);
}
else
{
ProcessVolumeSlowPath(outputBuffer, inputBuffer);
}
}
[MethodImpl(MethodImplOptions.AggressiveInlining)]
private void ProcessVolumeSlowPath(Span<float> outputBuffer, ReadOnlySpan<float> inputBuffer)
{
for (int i = 0; i < outputBuffer.Length; i++)
{
outputBuffer[i] = FloatingPointHelper.MultiplyRoundUp(inputBuffer[i], Volume);
}
}
public void Process(CommandList context)
{
ReadOnlySpan<float> inputBuffer = context.GetBuffer(InputBufferIndex);
Span<float> outputBuffer = context.GetBuffer(OutputBufferIndex);
ProcessVolume(outputBuffer, inputBuffer);
}
}
}
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