Author Archives: Ponder

Just a minor update today. Added chaser init and player movement detects collision with chaser. It does currently mean the first level never completes due to a static chaser, but tomorrow I’ll get them moving 🙂

Quite a bit of fine tuning today and a few routines added and updated. Side panel text added. Player can now create a time limited gap to block chasers (NB this also blocks the player). Scoring and an end of … Continue reading →

Today I got to work on the gradual draw routine. At first I tried the lazy way, but using loops as delays isn’t exactly neat and I had problems, so I dug straight into the interrupt driven timing. After the … Continue reading →

Test audio has now been added along with the screen driven interrupt routine that will form the main game loop, so it’ll run smoothly. Tomorrow I’ll work on drawing the levels in a more interesting manner that fits the final … Continue reading →

All 4 default levels have been designed and are easy to push to the draw routine. I’ve been too busy to do much today and my head is currently in a mess so that’s all I’m doing until Sunday (out … Continue reading →

Today’s goal achieved after some hair pulling. My draw routine was giving nonsense results until I realised I’d used the same variable locations! Once I figured that out it went a lot faster. The level draw routine is now working, … Continue reading →

I once wrote a port of the Spectrum game, “Cruising on Broadway” for the VIC 20. The setup was in BASIC but the actual gameplay was in machine code, which I wrote on paper, converted to numbers that could be … Continue reading →