Last time, we designed and implemented most of a line-drawing bitmap library. The overall goal was to match the system I’d used to port John Jainschigg’s Portrait of Liberty program int…| Bumbershoot Software
We’ve worked through the basics of changing the graphics mode and writing bitmap data, and we’ve taken a closer look at Bresenham’s Line Algorithm and simplified the implementatio…| Bumbershoot Software
So far I’ve been rather haphazard in exploring the Dragon and the Color Computer it’s based on—once I got a working toolchain, I started putting the CPU through its paces with a decentl…| Bumbershoot Software
We have, at this point, put the Dragon’s 6809 CPU through its paces quite well. Its instruction set is powerful and general enough that even adapting code intended for a 16-bit machine ended …| Bumbershoot Software