Sinclair ZX80 / ZX81 / Z88 Forums

For the diehards, here is the source of blocky with comments.

yerzmyey wrote:Aaaah, so the mystery has been solved: I used 16K config too.
Interesting bug.

I like the bug because it shows that it is a true 1K game.

yerzmyey wrote:Aaaah, so the mystery has been solved: I used 16K config too.
Interesting bug.

No, explanable!

Dfile is set BEFORE the HIRES-screen and in 16K expanded and so creating the error.

Error was created by reading inaccessable RAM in 1K which was there in 16K.

Perhaps with this???

yerzmyey wrote:Again something strange - I try to land on lower platforms but most of times it's "flying through" them and fall down.
Is it normal?

The strange thing is that at home I have the same problem, but at work it works like a charm where the program is exactly the same
(started from my USB-stick).

New BLOCKY.P

Here is my tribute to the 30th anniversary of the ZX81

BLOCKY!

The game has
- Hires and Lowres in 1 screen
- 200 Pixellines
- Hiscore

Controls
5 = Left
8 = Right
Space = Start new game

Hiscore is set on 3081, the 30th anniversary of the ZX81!

Not ready (jumping to platforms is missing) so not playable, but you can see the hires working

Controls 5 8

Space = restart

Hello,

here is the new version.

It took me a while, but I managed to add a second keypress-check.

Besides QAOP also 5678 works!
Also some more delay added to keypresses.

I couldn't make the Dfile at the end.

Dr Beep: probably You already know, but just in case: games for ZX81 have to be small, so there is no place for "Redefine" in 1K games. Instead people release several version (2 or so) with different sets of keys. Of course when time allows. I am rearranging the code and trying to find some room fo...