MeloNX/Ryujinx-ryubing
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remove unnecessary code

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This commit is contained in:
madwind 2025-01-15 23:26:56 +08:00
parent dfbcdfa83a
commit e1cb957d7b
1 changed files with 2 additions and 11 deletions
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13
src/Ryujinx.Audio.Backends.SDL3/SDL3HardwareDeviceSession.cs
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@ -79,8 +79,6 @@ namespace Ryujinx.Audio.Backends.SDL3
private unsafe void Update(nint userdata, nint stream, int additional_amount, int total_amount) private unsafe void Update(nint userdata, nint stream, int additional_amount, int total_amount)
{ {
Span<byte> streamSpan = new((void*)stream, additional_amount);
int maxFrameCount = (int)GetSampleCount(additional_amount); int maxFrameCount = (int)GetSampleCount(additional_amount);
int bufferedFrames = _ringBuffer.Length / _bytesPerFrame; int bufferedFrames = _ringBuffer.Length / _bytesPerFrame;
@ -88,29 +86,22 @@ namespace Ryujinx.Audio.Backends.SDL3
if (frameCount == 0) if (frameCount == 0)
{ {
// SDL3 left the responsibility to the user to clear the buffer.
streamSpan.Clear();
return; return;
} }
using SpanOwner<byte> samplesOwner = SpanOwner<byte>.Rent(frameCount * _bytesPerFrame); using SpanOwner<byte> samplesOwner = SpanOwner<byte>.Rent(frameCount * _bytesPerFrame);
using SpanOwner<byte> destinationOwner = SpanOwner<byte>.Rent(frameCount * _bytesPerFrame); using SpanOwner<byte> destinationOwner = SpanOwner<byte>.Rent(frameCount * _bytesPerFrame);
Span<byte> samples = samplesOwner.Span; Span<byte> samples = samplesOwner.Span;
Span<byte> destinationBuffer = destinationOwner.Span; Span<byte> destinationBuffer = destinationOwner.Span;
_ringBuffer.Read(samples, 0, samples.Length); _ringBuffer.Read(samples, 0, samples.Length);
fixed (byte* pSrc = samples) fixed (byte* pSrc = samples, pDst = destinationBuffer)
fixed (byte* pDst = destinationBuffer)
{ {
nint pStreamSrc = (nint)pSrc; nint pStreamSrc = (nint)pSrc;
nint pStreamDst = (nint)pDst; nint pStreamDst = (nint)pDst;
// Zero the dest buffer
streamSpan.Clear();
// Apply volume to written data // Apply volume to written data
SDL_MixAudio(pStreamDst, pStreamSrc, _nativeSampleFormat, (uint)samples.Length, _driver.Volume); SDL_MixAudio(pStreamDst, pStreamSrc, _nativeSampleFormat, (uint)samples.Length, _driver.Volume);
SDL_PutAudioStreamData(stream, pStreamSrc, samples.Length); SDL_PutAudioStreamData(stream, pStreamSrc, samples.Length);