Quote:
Originally Posted by Photon
@TheDarkCoder: I'd have to look, but I think the trick was to calculate all blitter values normally, then subtract 1 from blitsize height just before drawing. This trick requires that all lines are drawn downward (or all upward), ie. swap endpoints to make sign of dy the same for all.
|
@Photon: please give a look, I'd like to learn a new trick. I tried to do what you suggested, but didn't work. The problem is that when you subtrack 1 from blitsize height, the line has one pixel less, not one row less. I have drawn all lines downward, but didn't work. :-(