Subject: Re: [stella] variations on a theme From: Piero Cavina <p.cavina@xxxxxxxxxxxxx> Date: Mon, 19 Jan 1998 12:26:42 +0100 (MET) |
At 18.48 18/01/98 GMT, you wrote: >>Another thing to consider, is that currently the Invaders cannot destroy >>the shields. This should be fixed, but it doesn't look so easy... >To make them able to destroy the shields, you'd need to >change that to store the X coordinates in standard format, and either use a >lookup table or the Hconvert routine to get the FC_X value for positioning >it. If you can make that change, I'll figure out and do the >bombs-destroy-shields routine. I think that it would be better to convert the code to the standard format, as this would allow other things like diagonal moving bombs. Couldn't the already existing destroy-the-shields routine be generalized for use with bombs and player shots? >>>> BTW, don't ask for invisible invaders... I'd have too many things to change. >>> >>>The mere concept of even trying to make the kernel do that had me laughing >>>for about five minutes :) >> >>Don't you here a voice saying "nothing is impossible"...? :-) > >About two minutes after I wrote that message I realized that simply setting >COLUPF to zero would work perfectly, except that you couldn't see the bombs >until they dropped below the last row of invaders. But Atari SI allows you to hit the invaders even when they're invisible. This would be the difficult part. P. -- Stella list is Administered by krishna@xxxxxxxxxxxx <Glenn Saunders> Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/stella.html +-shameless plugs-------------------------------------------------------+ | Stella documentary at http://www.primenet.com/~krishna | | Nick's VCS links via http://www.primenet.com/~nickb/atariprg.htm | | Write the best game, win framed autographs of famous Atari alumni!! | +-----------------------------------------------------------------------+
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