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AD1816: Right shift master and wave volume values by 1, makes wave output audible on Win3.1 at default volume

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win2kgamer
2025-12-27 17:17:30 -06:00
parent d227bc54bb
commit b65217a3cb
1 changed files with 4 additions and 4 deletions
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8
src/sound/snd_ad1816.c
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@@ -129,12 +129,12 @@ ad1816_update_mastervol(void *priv)
if (ad1816->iregs[14] & 0x8000)
ad1816->master_l = 0;
else
ad1816->master_l = ad1816_vols_5bits[(ad1816->iregs[14] >> 8) & 0x1f] / 65536.0;
ad1816->master_l = ad1816_vols_5bits[((ad1816->iregs[14] >> 8) & 0x1f) >> 1] / 65536.0;
if (ad1816->iregs[14] & 0x0080)
ad1816->master_r = 0;
else
ad1816->master_r = ad1816_vols_5bits[(ad1816->iregs[14]) & 0x1f] / 65536.0;
ad1816->master_r = ad1816_vols_5bits[((ad1816->iregs[14]) & 0x1f) >> 1] / 65536.0;
}
void
@@ -327,12 +327,12 @@ ad1816_poll(void *priv)
if (ad1816->iregs[4] & 0x8000)
ad1816->out_l = 0;
else
ad1816->out_l = (int16_t) ((ad1816->out_l * ad1816_vols_6bits[(ad1816->iregs[4] >> 8) & 0x3f]) >> 16);
ad1816->out_l = (int16_t) ((ad1816->out_l * ad1816_vols_6bits[((ad1816->iregs[4] >> 8) & 0x3f) >> 1]) >> 16);
if (ad1816->iregs[4] & 0x0080)
ad1816->out_r = 0;
else
ad1816->out_r = (int16_t) ((ad1816->out_r * ad1816_vols_6bits[ad1816->iregs[4] & 0x3f]) >> 16);
ad1816->out_r = (int16_t) ((ad1816->out_r * ad1816_vols_6bits[(ad1816->iregs[4] & 0x3f) >> 1]) >> 16);
if (ad1816->count < 0) {
ad1816->count = ad1816->iregs[8];