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O2Hawk: fix PAl timing a bit

This commit is contained in:
alyosha-tas 2020-03-23 21:21:42 -04:00
parent 8988c9bb8f
commit c5043d2ec3
2 changed files with 2 additions and 3 deletions
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4
BizHawk.Emulation.Cores/Consoles/Magnavox/Odyssey2/O2Hawk.IEmulator.cs
View File

@ -12,6 +12,7 @@ namespace BizHawk.Emulation.Cores.Consoles.O2Hawk
public bool in_vblank_old;
public bool in_vblank;
public bool vblank_rise;
public uint ticker;
public bool FrameAdvance(IController controller, bool render, bool rendersound)
{
@ -59,8 +60,6 @@ namespace BizHawk.Emulation.Cores.Consoles.O2Hawk
{
// PAL timing is: 17.7 / 5 ppu
// and 17.7 / 9 for cpu (divide by 3 externally then by 3 again internally)
int ticker = 0;
while (frame_chk)
{
ticker++;
@ -68,7 +67,6 @@ namespace BizHawk.Emulation.Cores.Consoles.O2Hawk
if ((ticker % 5) == 0)
{
ppu.tick();
if ((ticker % 10) == 0)
{
ppu.Audio_tick();

1
BizHawk.Emulation.Cores/Consoles/Magnavox/Odyssey2/O2Hawk.IStatable.cs
View File

@ -32,6 +32,7 @@ namespace BizHawk.Emulation.Cores.Consoles.O2Hawk
ser.Sync(nameof(in_vblank), ref in_vblank);
ser.Sync(nameof(in_vblank_old), ref in_vblank_old);
ser.Sync(nameof(vblank_rise), ref vblank_rise);
ser.Sync(nameof(ticker), ref ticker);
ser.Sync(nameof(RAM_en), ref RAM_en);
ser.Sync(nameof(ppu_en), ref ppu_en);