June 15, 2010 Region Quadtrees in C++ (Original image by GoAwayStupidAI). Below are four C++ implementations of the region quadtree (the kind used for image compression, for example). The different implementations…
October 24, 2009 Guerrilla Tool Development Tools for editing game levels and AI for your own games are nice to have, but it is not always practical to implement these…
May 28, 2009 Getting More out of Seamless Tiles I wrote an article for Dev.Mag covering some techniques for working with seamless tile sets such as making blend tiles, getting more variety with procedural colour manipulation,…
April 9, 2009 Cellular Automata for Simulation in Games A cellular automata system is one of the best demonstrations of emergence. If you do not know what cellular automata (CA) is, then you…
I am Herman Tulleken. I have an honors degree in computer engineering, and I have been making games professionally since 2006, working for Luma…
November 15, 2008 Quadtrees The code below implements some quadtree extensions, as discussed in another Dev.Mag tutorial about quadtrees (see Issue 27). The tutorial covers the following topics:…
I use this code to illustrate many of the tutorials on this site, and the articles I write for Dev.Mag. Ideally, I would like…
October 6, 2008 Quadtrees The quadtree is an important 2D data structure and forms the core of many spatial algorithms, including compression, collision detection, and stitching algorithms. Below…
September 14, 2008 Google App Engine for Games Google App Engine has many properties that makes it suitable for indie development. Two articles in Dev.Mag look at GAE for game development (Issue…