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Make vblank overclock respect 7-bit sample state

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This commit is contained in:
retro-wertz
2017-10-07 07:48:35 +08:00
parent 09b0841787
commit 959e289756
1 changed files with 8 additions and 14 deletions
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22
src/ppu.c
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@@ -1153,11 +1153,12 @@ int FCEUPPU_Loop(int skip) {
TriggerNMI();
}
X6502_Run((scanlines_per_frame - 242) * (256 + 85) - 12);
if (vblankscanlines)
{
overclocked = 1;
X6502_Run(vblankscanlines * (256 + 85) - 12);
overclocked = 0;
if (overclock_state && vblankscanlines) {
if (!DMC_7bit || !skip_7bit_overclocking) {
overclocked = 1;
X6502_Run(vblankscanlines * (256 + 85) - 12);
overclocked = 0;
}
}
PPU_status &= 0x1f;
X6502_Run(256);
@@ -1231,20 +1232,13 @@ int FCEUPPU_Loop(int skip) {
DoLine();
if (scanline < normal_scanlines || scanline == totalscanlines)
overclocked = 0;
else
{
else {
if (DMC_7bit && skip_7bit_overclocking) /* 7bit sample started after 240th line */
break;
overclocked = 1;
}
}
/* For Debugging */
/* FCEU_printf("Overclock State:%d DMC+7bit:%d Skip_7bit_OC:%d\n",
overclock_state,DMC_7bit,skip_7bit_overclocking);
FCEU_printf("SL:%d N_SL:%d, T_SL:%d Overclocked(for FCEU_SoundCPUHook):%d\n\n",
scanline,normal_scanlines,totalscanlines,overclocked);
FCEU_printf("extrascanlines:%d vblankscanlines:%d\n",extrascanlines,vblankscanlines);
*/
DMC_7bit = 0;
if (MMC5Hack && (ScreenON || SpriteON)) MMC5_hb(scanline);
for (x = 1, max = 0, maxref = 0; x < 7; x++) {