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About this blog

Learning 6502 Assembly and documenting my progress with demo programs from the book "Programming Games for the Atari 2600" by Oscar Toledo G.

 

 

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More Demos and Movement

On Sunday evening, I worked through the NUSIZx and Missile demos and finally the playfield on Tuesday before moving on to Chapter 3: Movement.   I didn't have too much difficulty with the last demos in the graphics chapter and only had a few errors to correct each time before the program compiled correctly.  In Chapter 3, however, I am having some issues.  The ship sprite is not positioned correctly and, when it moves, it messes up the screen.  I've compared my code t

arwanderer

arwanderer in Programming

Adding Players

After displaying the ball, the next section of the book covers player sprites, but no movement yet.  Since each demo builds upon the previous one, typing the code has become easier and some of the instruction sets are starting to make sense to me instead of just appearing to be a random set of three letters.  I'd recommend that anyone doing this for the first time type up each program from beginning to end instead of just copy/pasting work from the previous one.  This has helped me quite a bit.

arwanderer

arwanderer in Programming

The Beginning

My older brother gave me his Atari 2600 in 1996 when I was 8 years old, and it was my first gaming console.  A Sega Genesis soon followed and a couple years later, I got a PlayStation.  I still played my 2600 though, and within a few years, I had amassed quite a collection of games for it.  Anytime my mother and I would visit a flea market or Good Will store, I'd pick up a few cartridges for about $0.25 a piece!  I maintained a (mostly) casual interest in my Atari into adulthood.   Sometime in 2

arwanderer

arwanderer in Programming

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