Tuesday, September 30, 2008

Better memory copy/set

Once again, Cearn is my hero. The fast assembly routines he sent for doing memory copies and sets are wonderful -- they just worked, and are nice and fast. I don't have to deal with the oddities that come with DMA, and it's a whole lot faster than the simple memory copies implemented in C. This means that transitions in general are a lot smoother -- between splash screens, between game rooms, etc. Good stuff.

No comments:

Robo-Ninja Climb 2600

So I had this crazy idea. The game logic of Robo-Ninja Climb is really simple. And so is the display. So in theory, with the NES and the A...