2011
![](http://blogmarks.net/screenshots/2011/06/27/cc1fb2df0a78aa528e5692c796b76515.jpg)
The life of a Games Programmer: Collision detection...
![](http://blogmarks.net/avatar?url=http%3A%2F%2Fclicker.sourceforge.net%2Fpixs%2FC32yoda.gif)
Lemmings never did full sprite to background collision checking, in fact all it did was test a pixel at the feet of a lemming, into the mask. And you could do that directly in GML if you wanted to! In fact, Lemmings had a "1600x160" play area, and you could easily convert this to a 200x160 "BIT" per-pixel mask.
2009
2007
![](http://blogmarks.net/screenshots/2007/12/15/b992b3f03baae8be52f0704a9d014828.png)
GMAN-GAMES: Programming M.C. Kids
![](http://blogmarks.net/avatar?url=http%3A%2F%2Fclicker.sourceforge.net%2Fpixs%2FC32yoda.gif)
How collisions where handled in MC Kids platformer. Featuring "hot points", "hill tiles" and the like ...
1
(4 marks)