Sinclair ZX80 / ZX81 / Z88 Forums

mrtinb wrote: ↑Sat Jun 01, 2024 1:11 pm Very fascinating game and coding concept.

Can you elaborate more on the Quaracterdisplay?

Is is generated by taking 2 pixel lines from 4 different characters?

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Very fascinating game and coding concept. Can you elaborate more on the Quaracterdisplay? Is is generated by taking 2 pixel lines from 4 different characters? Yes, something like that. To display the down portal I display 2x X and then 2 spaces. The method allows to switch a character each 2 lines ...

MUSHROOMMAN, the technical explanation Mushroomman is originally coded for a PC by Paul "Equinox" Collins. Hajo Spuunup coded a version for the ZX Spectrum but it was in BASIC and therefore slow and some levels had bugs. You also needed a 128K ZX Spectrum to load all the levels. In 2011 I recoded Mu...

I detect someone is taking pictures of the game in my book and so "typing in" the game.

Name of Software: MUSHROOMMAN 1 Author: Johan "Dr Beep" Koelman Release Date: 31/05/2024 Requirements (eg. 1K, 16K, AY Card, Hi-Res Scheme): 16K lowres NEW DISPLAY METHOD Commercial / Public Domain / Free ware / Other - please specify? Freeware Description: Solve 100 puzzles mrm.png Downloadlink: MR...

ZX81 Chroma vs ZX Spectrum
The fixed wall needs a colourchange.

I can detect / switch on colouring now.

Only thing is each character in right colours.
That is a table test.

Interesting fact......
The chroma-interface is also just setting 2 lines of the character in colour.

Now add this to the code....

Thanks!

Paul wrote: ↑Wed May 29, 2024 2:23 pm What will COPY make of this with the ZX Printer attached?

@Paul,

I did not get colour when writing to dfile+#8000 (atrribute mode). What am I doing wrong?

Do you have a working exemple?