SS SS CC CC RR RR OO OO LL LL II NNN NN GG GG
SS CC RR RR OO OO LL LL II NNNN NN GG
SSSSS CC RR RR OO OO LL LL II NN NN NN GG
SS SS CC CC RR RR OO OO LL LL II NNN NN GG GG
SS CC RR RR OO OO LL LL II NNNN NN GG
SSSSS CC RR RR OO OO LL LL II NN NN NN GG
the same with columns (except 0-319), etc. unless otherwise stated)
********************************************************************************
the same with columns (except 0-319), etc. unless otherwise stated)
********************************************************************************
199 15920 ========================
and the next diagram is of a modified addressing scheme with the OFFSET
register set to 82 (to give us 4 extra pixels on each side of the screen)
ROW OFFSET
199 15920 ========================
and the next diagram is of a modified addressing scheme with the OFFSET
register set to 82 (to give us 4 extra pixels on each side of the screen)
ROW OFFSET
********************************************************************************
Without X-mode, there is no easy way to do scrolling using the VGA hardware.
So basically, you have to resort to redrawing the entire screen for every
********************************************************************************
Without X-mode, there is no easy way to do scrolling using the VGA hardware.
So basically, you have to resort to redrawing the entire screen for every
********************************************************************************
Parallax scrolling is when the "world" appears to have different levels
of perspective. That is, images further away from the viewer move
********************************************************************************
Parallax scrolling is when the "world" appears to have different levels
of perspective. That is, images further away from the viewer move
********************************************************************************
I'm sorry if any of this is confusing, but hey that's half the fun of it -
figuring out what the hell I'm raving on about :)
********************************************************************************
I'm sorry if any of this is confusing, but hey that's half the fun of it -
figuring out what the hell I'm raving on about :)