This blog chronicles my progress porting various retro games to other retro platforms. The goal in each project - at least when targeting a new CPU - is to effectively replicate the original graphics and the original code line-by-line, to produce a 100% accurate port of the original game.
Tuesday, 17 May 2016
Some lunchtime progress; draw and erase 'simple' sprite routines. These draw, and erase, byte-aligned sprites respectively.
Byte-aligned sprites are rendered/reased
Rotating is all the more complicated (=slow) without an 8-bit rotation on the 6809.