3 ms·
I had an Apple][+ and can confirm that the HiRes mode was devilishly difficult to work with, to the extent that even many commercial games had visible artifacts
by AndrewStephens 2y ago
I had an Apple][+ and can confirm that the HiRes mode was devilishly difficult to work with, to the extent that even many commercial games had visible artifacts and flickering.
These smoothly moving graphics over a background image would have blown everyone out of the water in 1982.
- deater 2y agohaving VBLANK available works wonders, see this double-hires code I just put together that only looks nice due to the magic of VBLANK on Apple IIe/IIgs (Apple IIc is much harder to get VBLANK from if you're playing music with interrupts) https://www.youtube.com/watch?v=1QwUGFDcQcI https://www.youtube.com/watch?v=1QwUGFDcQcI
- scarface_74 2y agoNow imagine working with the double hires mode with vertical interleaving that has already been discussed and horizontal interleaving between the main memory and bank switched memory to the higher 64K of extended RAM.