ShuriZma
/
BizHawk
mirror of https://github.com/TASEmulators/BizHawk.git
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

fix audio mixing for GambatteLink3x

This commit is contained in:
CasualPokePlayer 2021-11-21 10:39:47 -08:00
parent 5d6cf748bf
commit 16da7a2aa6
1 changed files with 35 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
src/BizHawk.Emulation.Cores/Consoles/Nintendo/Gameboy/GambatteLink.ISoundProvider.cs
View File

@ -93,15 +93,46 @@ namespace BizHawk.Emulation.Cores.Nintendo.Gameboy
// since P2 is center, mix its samples with P1 and P3
_linkedBlips[P1].ReadSamplesLeft(_settings._linkedSettings[P1].Muted ? ScratchBuffer : SampleBuffer, count);
_linkedBlips[P3].ReadSamplesRight(_settings._linkedSettings[P3].Muted ? ScratchBuffer : SampleBuffer, count);
_linkedBlips[P2].ReadSamples(ScratchBuffer, count, false);
_linkedBlips[P2].ReadSamplesLeft(ScratchBuffer, count);
if (!_settings._linkedSettings[P2].Muted)
{
fixed (short* p = SampleBuffer, q = ScratchBuffer)
{
for (int i = 0; i < SampleBuffer.Length; i++)
if (_settings._linkedSettings[P1].Muted && _settings._linkedSettings[P3].Muted)
{
int s = (p[i] + q[i]) / 2;
p[i] = (short)s;
for (int i = 0; i < SampleBuffer.Length; i += 2)
{
p[i] = q[i];
p[i + 1] = q[i];
}
}
else if (_settings._linkedSettings[P1].Muted)
{
for (int i = 0; i < SampleBuffer.Length; i += 2)
{
p[i] = q[i];
int s = (p[i + 1] + q[i]) / 2;
p[i + 1] = (short)s;
}
}
else if (_settings._linkedSettings[P3].Muted)
{
for (int i = 0; i < SampleBuffer.Length; i += 2)
{
int s = (p[i] + q[i]) / 2;
p[i] = (short)s;
p[i + 1] = q[i];
}
}
else
{
for (int i = 0; i < SampleBuffer.Length; i += 2)
{
int s = (p[i] + q[i]) / 2;
p[i] = (short)s;
s = (p[i + 1] + q[i]) / 2;
p[i + 1] = (short)s;
}
}
}
}