<story><title>Line drawing on a grid</title><url>http://www.redblobgames.com/grids/line-drawing.html</url></story><parent_chain></parent_chain><comment><author>toolslive</author><text>I remember enjoying Abrash&amp;#x27;s write up in the mid 90s.
&lt;a href=&quot;http://www.phatcode.net/res/224/files/html/ch35/35-01.html&quot; rel=&quot;nofollow&quot;&gt;http:&amp;#x2F;&amp;#x2F;www.phatcode.net&amp;#x2F;res&amp;#x2F;224&amp;#x2F;files&amp;#x2F;html&amp;#x2F;ch35&amp;#x2F;35-01.html&lt;/a&gt;
He starts with the algorithm, then a C implementation, then optimization in ASM, only to throw it all away in the subsequent chapter because of a better algorithm. He goes through this cycle several times. Splendid educational effort on multiple levels.</text></comment>
<story><title>Line drawing on a grid</title><url>http://www.redblobgames.com/grids/line-drawing.html</url></story><parent_chain></parent_chain><comment><author>lovelearning</author><text>What a stroke of luck for me! Just today I was studying line drawing techniques on a grid for a prototype related to offline mapping using polygons. It&amp;#x27;s yet another reminder how topics and links that don&amp;#x27;t seem relevant to my interests at first (games in this case) often turn out to be relevant to other areas of my interest.</text></comment>