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Added debug code for VideoScannerAddress()

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This commit is contained in:
michaelangel007 2015-01-03 18:34:09 -08:00
parent b74aa9ed87
commit cb57b3a9db
1 changed files with 11 additions and 6 deletions
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17
source/Memory.cpp
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@ -1478,15 +1478,20 @@ void MemResetPaging()
BYTE MemReadFloatingBus(const ULONG uExecutedCycles)
{
#if 0
// NTSC: It is tempting to replace with
// return NTSC_VideoGetByte( uExecutedCycles );
// return NTSC_VideoGetByte( uExecutedCycles );
// But that breaks "Rainbow" Bug #254
// Why is this out of sync??
//uint8_t val1 = NTSC_VideoGetByte( uExecutedCycles );
//uint8_t val2 = *(LPBYTE)(mem + VideoGetScannerAddress(NULL, uExecutedCycles));
//if( val1 != val2 ) mem[ 0x2000 ] ^= 0xFF;
// Why is this out of sync??
uint16_t a1 = NTSC_VideoGetScannerAddressByte( uExecutedCycles );
uint16_t a2 = VideoGetScannerAddress(NULL, uExecutedCycles);
uint8_t b1 = mem[ a1 ];
uint8_t b2 = mem[ a2 ];
return *(LPBYTE)(mem + VideoGetScannerAddress(NULL, uExecutedCycles));
if( val1 != val2 )
mem[ 0x2000 ] ^= 0xFF;
#endif
return mem[ VideoGetScannerAddress(NULL, uExecutedCycles) ];
}
//===========================================================================