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Cleanup NTSC_VideoGetScannerAddress()

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This commit is contained in:
michaelangel007 2015-01-05 22:55:36 -08:00
parent c9741ae133
commit d56751773e
1 changed files with 3 additions and 2 deletions
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5
source/NTSC.cpp
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@ -1558,8 +1558,9 @@ uint16_t NTSC_VideoGetScannerAddress ( unsigned long cycles6502 )
else
updateVideoScannerAddressTXT();
// Required for ANSI STORY vert scrolling mid-scanline mixed mode: DGR80, TEXT80, DGR80
return g_aHorzClockMemAddress[ (g_nVideoClockHorz+VIDEO_SCANNER_MAX_HORZ-2)%VIDEO_SCANNER_MAX_HORZ ]; // Optimization: (h-2)
// Required for ANSI STORY vert scrolling mid-scanline mixed mode: DGR80, TEXT80, DGR80
uint8_t hclock = (g_nVideoClockHorz + VIDEO_SCANNER_MAX_HORZ - 2) % VIDEO_SCANNER_MAX_HORZ; // Optimization: (h-2)
return g_aHorzClockMemAddress[ hclock ];
}
//===========================================================================