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audio improvement wip

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git-svn-id: file:///home/notaz/opt/svn/PicoDrive@33 be3aeb3a-fb24-0410-a615-afba39da0efa
This commit is contained in:
notaz 2007-02-08 23:19:53 +00:00
parent f80d67e12b
commit 85f8e92973
11 changed files with 65 additions and 27 deletions
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9
Pico/sound/sound.c
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@ -227,6 +227,7 @@ void sound_clear(void)
int sound_render(int offset, int length)
{
int buf32_updated = 0;
int *buf32 = PsndBuffer+offset;
int stereo = (PicoOpt & 8) >> 3;
// emulating CD && PCM option enabled && PCM chip on && have enabled channels
@ -248,11 +249,15 @@ int sound_render(int offset, int length)
// Add in the stereo FM buffer
if (PicoOpt & 1)
YM2612UpdateOne(buf32, length, stereo, 1);
buf32_updated = YM2612UpdateOne(buf32, length, stereo, 1);
//printf("active_chs: %02x\n", buf32_updated);
// CD: PCM sound
if (do_pcm)
if (do_pcm) {
pcm_update(buf32, length, stereo);
//buf32_updated = 1;
}
// CD: CDDA audio
if ((PicoMCD & 1) && (PicoOpt & 0x800))