Denial

https://github.com/davervw/c-snake

Ah I completely missed the link. Thanks for the pointer.

Thanks for moving this into the right board. I now better understand this forum's organization. The raster/timer split on Vic-20 is an interesting idea I considered. But I chickened out and ran out of RAM -- only 13 bytes free!!! so it could be rather difficult. But there are more bytes/buffers else...

I made a thing started from scratch Sunday. Open source. Here's the blog article. 24 levels of undo/redo. Clipboard copy/paste/cut, and other stuff shown in image including shifting image left/up/down/right. Have fun on the original Vic-20! If you have any 3K/8K/etc. expanded RAM, remove before you ...

I programmed a hires-vic-20 project last year (open source: https://github.com/davervw/hires-vic-20 ) which allows variable resolution. Max I got was around 216x144 and 144x208 using standard 8x16 matrix, no interrupts. Here is a demo sped up for viewers. Sample program included at github. https://g...

I have a software sprite solution as part of my HIRES-20 basic extension I developed last year. I call them "shapes". https://github.com/davervw/hires-vic-20 There is only low level support for drawing and/or erasing, not specific support for moving them. A sample in BASIC bounces a spacew...