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MIDI renderer uses NumericsHelpers to convert stereo audio to mono.

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This commit is contained in:
Vera Aguilera Puerto
2021-05-23 13:40:06 +02:00
parent 33c37393ba
commit b3f3ca9725
1 changed files with 2 additions and 26 deletions
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28
Robust.Client/Audio/Midi/MidiRenderer.cs
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@@ -7,6 +7,7 @@ using Robust.Shared.GameObjects;
using Robust.Shared.IoC;
using Robust.Shared.Log;
using Robust.Shared.Map;
using Robust.Shared.Maths;
using Robust.Shared.Utility;
using Robust.Shared.ViewVariables;
using MidiEvent = NFluidsynth.MidiEvent;
@@ -428,9 +429,6 @@ namespace Robust.Client.Audio.Midi
{
if (Disposed) return;
// SSE needs this.
DebugTools.Assert(length % 4 == 0, "Sample length must be multiple of 4");
var buffersProcessed = Source.GetNumberOfBuffersProcessed();
if(buffersProcessed == Buffers) _midiSawmill.Warning("MIDI buffer overflow!");
if (buffersProcessed == 0) return;
@@ -452,29 +450,7 @@ namespace Robust.Client.Audio.Midi
{
var l = length * buffers.Length;
if (Sse.IsSupported)
{
fixed (float* ptr = audio)
{
for (var j = 0; j < l; j += 4)
{
var k = j + l;
var jV = Sse.LoadVector128(ptr + j);
var kV = Sse.LoadVector128(ptr + k);
Sse.Store(j + ptr, Sse.Add(jV, kV));
}
}
}
else
{
for (var j = 0; j < l; j++)
{
var k = j + l;
audio[j] = ((audio[k] + audio[j]));
}
}
NumericsHelpers.Add(audio[..l], audio[l..]);
}
for (var i = 0; i < buffers.Length; i++)