Subject: Re: [stella] 2600/5200/7800 Programming Tutorial From: Manuel Polik <manuel.polik@xxxxxxxxxxx> Date: Thu, 02 Nov 2000 09:21:58 +0100 |
Mark De Smet wrote: > What I believe you are describing is to update the playfield mid screen, > so that after the left half is done being used, put in new data for the > right half. Yes. I had a little typo in the annotations, I meant making the space between the 'o' and the 'W' big enogh :-) > Initially when I read your code, I figured that you made a mistake when > you read from world,x and then later from world+1,x I had made the > (incorrect) assumption that x was indexed once every line. This is kinda > a neat way to access the graphics as it means that it is easier to draw > the graphics(except for the fact that the PF1 is backwards). Where did > you come up with the idea of doing it like this? Uhm... dunno. Maybe I'm just used to think of two-dimensional arrays from my C++ duties. To bad such elegant programming is not too useful, as it wastes a byte and two cycles for the second 'DEX'. Greetings, Manuel -- Archives (includes files) at http://www.biglist.com/lists/stella/archives/ Unsub & more at http://www.biglist.com/lists/stella/
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