Programming Blog

Drawing Circles with Euler's Method

A Fast Circle Drawing Method

After creating a fast line drawing method I started to look at fractals and other geometric objects. It is easy to use sine and cosine functions to draw circles, but suppose you wanted to draw a circle using only addition and multiplication. …

Fast Line Draw Method

Many years ago (around 1984) I got my very first Motorola VME-10 development system. It ran a real-time OS named VersaDOS and could multi-task if you wanted to hook several CRT terminals up to it. It was based on the 68010 CPU and had a fairly nice graphics system. …

© James S. Gibbons 1987-2015