blargg_err_t Classic_Emu::play_( int count, sample_t out [] )
{
// read from buffer, then refill buffer and repeat if necessary
int remain = count;
while ( remain )
{
buf->disable_immediate_removal();
remain -= buf->read_samples( &out [count - remain], remain );
if ( remain )
{
if ( buf_changed_count != buf->channels_changed_count() )
{
buf_changed_count = buf->channels_changed_count();
remute_voices();
}
// TODO: use more accurate length calculation
int msec = buf->length();
blip_time_t clocks_emulated = msec * clock_rate_ / 1000 - 100;
RETURN_ERR( run_clocks( clocks_emulated, msec ) );
assert( clocks_emulated );
buf->end_frame( clocks_emulated );
}
}
return blargg_ok;
}
blargg_err_t Classic_Emu::play_( long count, sample_t* out )
{
long remain = count;
while ( remain )
{
remain -= buf->read_samples( &out [count - remain], remain );
if ( remain )
{
if ( buf_changed_count != buf->channels_changed_count() )
{
buf_changed_count = buf->channels_changed_count();
remute_voices();
}
int msec = buf->length();
blip_time_t clocks_emulated = (blargg_long) msec * clock_rate_ / 1000;
RETURN_ERR( run_clocks( clocks_emulated, msec ) );
assert( clocks_emulated );
buf->end_frame( clocks_emulated );
}
}
return 0;
}
blargg_err_t Music_Emu::post_load()
{
set_tempo( tempo_ );
remute_voices();
return Gme_File::post_load();
}
