02-14-2012, 02:31 PM
I will try to debug.
Also, you might want to have a look at DRAW asm routine, which already uses Bresenham's algorithm.
Maybe you have some overflow which leads to a stack or ROM variables (e.g. 23659) to be accidentally overwritten?
Also, you might want to have a look at DRAW asm routine, which already uses Bresenham's algorithm.
Maybe you have some overflow which leads to a stack or ROM variables (e.g. 23659) to be accidentally overwritten?