Stupid NES tricks: screen wrap detection

One particularly tricky problem encountered during the development of Star Versus was detecting screen wrap. The solution involved discovering a neat trick that exploits the NES’s 6502 processor.

Very interesting. Here’s a somewhat similar story concerning the Apple IIgs.


  1. 2015-05-20 6:53 pm
  2. 2015-05-20 8:12 pm
  3. 2015-05-21 2:02 am