Subject: Re: [stella] speaking of Combat.. From: Piero Cavina <p.cavina@xxxxxxxxxxxxx> Date: Fri, 02 Jan 1998 20:46:05 +0100 |
At 17.49 01/01/98 -0700, you wrote: >>..it seems to me that Combat never uses the "classic" DEY/BPL/STA RESxx >>loop to position players and missiles. It does everything with >>HMOVE/RESMPx... cool! ;) > >Indeed. The player's position only needs to be set once during the game, >and since neither of the sprites are ever re-used, they only need to be >nudged back and forth whenever one wants to move a tank. This also saves >RAM, you don't have the X position stored in memory. Hmmm... I like it, is there any other old game done in this way? >Have you noticed that when you're cycling through the biplane games, >only one player's planes are reset every time you press SELECT? Wee, never noticed before! :-) 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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