A86: Re: Re: Ztetris magic

To: <assembly-86@lists.ticalc.org>
Subject: A86: Re: Re: Ztetris magic
From: "David Phillips" <electrum@tfs.net>
Date: Mon, 19 Oct 1998 22:55:15 -0500
Delivered-To: assembly-86-outgoing@towerguard.unix.edu.sollentuna.se
Reply-To: assembly-86@lists.ticalc.org


The first byte in it's 'Restore' block is the 'flag' that tells it if a game
is saved.  I think the block is about 50 or 60 bytes, which is enough to
save the data in _textShadow.

-----Original Message-----
From: Dux Gregis <assets@eden.rutgers.edu>
To: assembly-86@lists.ticalc.org <assembly-86@lists.ticalc.org>
Date: Monday, October 19, 1998 8:02 PM
Subject: A86: Re: Ztetris magic


>
>I'm sure it also sets a flag somewhere that tells whether the program was
>exitted using del or not.
>
>
>>
>>What Ztetris does, is, when the del key is pressed, it jumps to an exit
>>routine, which basically copies the program from $d748 back to wherever
>>it was (this works because all data is stored within the program
>>itself.)  If you want more details, the Ztetris source is readily
>>available.
>>
>>--Bill Barksdale

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