otomatalabs/furnace
7
0
Fork 0
Code Issues Pull requests Actions Packages Projects Releases Wiki Activity

add distortion to wave channel as well...

Browse source
This commit is contained in:
LTVA1 2024-08-10 23:45:12 +03:00
parent 845b36e3f2
commit f5877abafe
1 changed files with 13 additions and 0 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

13
src/engine/platform/sound/sid3.c
View file

@ -2978,6 +2978,19 @@ int32_t sid3_process_wave_channel_filters_block(sid3_wavetable_chan* ch)
break; break;
} }
if(ch->filt.filt[i].distortion_level > 0)
{
if(Vo > 0.0)
{
Vo = (tanh((Vo / 39767.0) * ch->filt.filt[i].distortion_multiplier) / ch->filt.filt[i].tanh_distortion_multiplier) * 39767.0;
}
else
{
double ahh = (Vo / 39767.0) * ch->filt.filt[i].distortion_multiplier;
Vo = ((exp(ahh) - 1.0) / ch->filt.filt[i].tanh_distortion_multiplier) * 39767.0;
}
}
ch->filt.filt[i].output = Vo * ch->filt.filt[i].output_volume / 0xff; ch->filt.filt[i].output = Vo * ch->filt.filt[i].output_volume / 0xff;
} }
else else