PEEK and POKE mostly, and typing hex codes into a special editor. Remember the games and utilities in the magazines? Also, a page of basic 2.0 code to draw a line And the amazing never before available Sprite Development.
Yes, written by hand. A few years later I was taking courses in high school on an IBM PC in basic and to draw a line with literally a command called line with two points as parameters.
PEEK and POKE mostly, and typing hex codes into a special editor. Remember the games and utilities in the magazines? Also, a page of basic 2.0 code to draw a line And the amazing never before available Sprite Development.
Bresenhams line algorithm 😁, you could invert it to speed it up (Bresenhams slice algorithm)! Also: fill area algorithms!
Fun times
Yes, written by hand. A few years later I was taking courses in high school on an IBM PC in basic and to draw a line with literally a command called line with two points as parameters.
Yeah, no fun at all!
Loads of implementations were buggy too, IIRC.