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Adjust music volume slider to match vanilla Doom (#735)

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* Adjust music volume slider to match vanilla Doom

* Remove unnecessary float usage
This commit is contained in:
ceski 2022-09-16 03:08:52 -07:00 committed by GitHub
parent f260e255be
commit ed837b6c9b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 1 deletions
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10
src/i_winmusic.c
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@ -140,6 +140,10 @@ static void FillBuffer(void)
channel_volume[MIDIEVENT_CHANNEL(event->dwEvent)] = volume;
volume *= volume_factor;
if (volume > 127)
{
volume = 127;
}
event->dwEvent = (event->dwEvent & 0xFF00FFFF) |
((volume & 0x7F) << 16);
@ -443,6 +447,10 @@ static void UpdateVolume()
DWORD msg = 0;
int value = channel_volume[i] * volume_factor;
if (value > 127)
{
value = 127;
}
msg = MIDI_EVENT_CONTROLLER | i | (MIDI_CONTROLLER_MAIN_VOLUME << 8) |
(value << 16);
@ -453,7 +461,7 @@ static void UpdateVolume()
static void I_WIN_SetMusicVolume(int volume)
{
volume_factor = (float)volume / 15;
volume_factor = (float)volume * 8 / 100;
UpdateVolume();
}