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ay8910: only build the table that will be actually used (per-channel or pre-mixed) (nw)

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This commit is contained in:
Alex W. Jackson 2014-10-22 23:04:13 -04:00
parent e095956d7d
commit 43f31c6e6e
1 changed files with 5 additions and 2 deletions
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7
src/emu/sound/ay8910.c
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@ -828,7 +828,7 @@ void ay8910_device::build_mixer_table()
build_mosfet_resistor_table(ay8910_mosfet_param, m_res_load[chan], m_env_table[chan]);
}
}
else
else if (m_streams == AY8910_NUM_CHANNELS)
{
for (chan=0; chan < AY8910_NUM_CHANNELS; chan++)
{
@ -840,7 +840,10 @@ void ay8910_device::build_mixer_table()
* The previous implementation added all three channels up instead of averaging them.
* The factor of 3 will force the same levels if normalizing is used.
*/
build_3D_table(m_res_load[0], m_par, m_par_env, normalize, 3, m_zero_is_off, m_vol3d_table);
else
{
build_3D_table(m_res_load[0], m_par, m_par_env, normalize, 3, m_zero_is_off, m_vol3d_table);
}
}
void ay8910_device::ay8910_statesave()