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fix for gp2x audio regression

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This commit is contained in:
kub 2020-03-30 23:54:11 +02:00
parent 02138162c4
commit 84e18560bb
3 changed files with 18 additions and 17 deletions
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6
platform/gp2x/940ctl.c
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@ -100,10 +100,10 @@ int YM2612Write_940(unsigned int a, unsigned int v, int scanline)
UINT16 *writebuff = shared_ctl->writebuffsel ? shared_ctl->writebuff0 : shared_ctl->writebuff1;
/* detect rapid ym updates */
if (upd && !(writebuff_ptr & 0x80000000) && scanline < 224)
if (upd && !(writebuff_ptr & 0x80000000))
{
int mid = Pico.m.pal ? 68 : 93;
if (scanline > mid) {
int mid = (Pico.m.pal ? 313 : 262) / 2;
if (scanline >= mid) {
//printf("%05i:%03i: rapid ym\n", Pico.m.frame_count, scanline);
writebuff[writebuff_ptr++ & 0xffff] = 0xfffe;
writebuff_ptr |= 0x80000000;