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Diffstat (limited to 'src/devices/video/upd7220.cpp')
-rw-r--r-- | src/devices/video/upd7220.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/devices/video/upd7220.cpp b/src/devices/video/upd7220.cpp index 9edd13e8d2d..b4488be7052 100644 --- a/src/devices/video/upd7220.cpp +++ b/src/devices/video/upd7220.cpp @@ -3,7 +3,7 @@ /********************************************************************** Intel 82720 Graphics Display Controller emulation - also known as NEC uPD7220 + also known as NEC uPD7220 **********************************************************************/ @@ -1732,12 +1732,12 @@ void upd7220_device::update_graphics(bitmap_rgb32 &bitmap, const rectangle &clip if(im || force_bitmap) { // according to documentation only areas 0-1-2 can be drawn in bitmap mode - // PC98 Quarth definitely needs area 2 for player section. + // PC98 Quarth definitely needs area 2 for player section. // TODO: what happens if combined area size is smaller than display height? // documentation suggests that it should repeat from area 0, needs real HW verification (no known SW do it). if(area >= 3) break; - + // PC98 madoum1-3 sets up ALL areas to a length of 0 after initial intro screen. // madoum1: area 0 sad==0 on gameplay (PC=0x955e7), sad==0xaa0 on second intro screen (tower) then intentionally scrolls up and back to initial position. // Suggests that length should be treated as max size if this occurs, this is also proven to be correct via real HW verification. |