Sega Genesis Programming Part 8: Game State & Pausing

September 18, 2016
In this round I fixed several nagging problems and implemented (very) basic game state management. Since the breakneck action of this demo is probably too much for most to handle I also added a pause feature to test out game state management.

Sega Genesis Programming Part 8: Game State and Pausing

Sega Genesis Programming Part 7: NPC Sprites

Sega Genesis Programming Part 7: NPC Sprites

June 18, 2016
Our sprite was looking awful lonely in his sparsely decorated store. In this article we give him a friend and fix up a few lingering problems with collision detection.


Sega Genesis Programming Part 6: Vertical Scrolling

February 26, 2016
After a few iterations I have a sprite that moves around but has no place to go so it's time to try scrolling the map. Along the way I added a little more scenery and created another handy little tool.

Sega Genesis Programming Part 6: Vertical Scrolling

Electronics Boutique Spring 1994 Catalog

Electronics Boutique Spring 1994 Catalog

January 22, 2016
This is the 19th Electronics Boutique catalog I've scanned and posted, will it be the last? The answer is a good solid 'maybe'.


Sega Genesis Programming Part 5: Collision Detection

December 26, 2015
This article explores a technique to test for sprite collision against a map, it also covers how to draw to high & low graphic planes.

Sega Genesis Programming Part 5: Collision Detection

Electronics Boutique Christmas 1990 Catalog

Electronics Boutique Christmas 1990 Catalog

November 27, 2015
Let's journey back 25 years to a time when kids dreamed of finding a Sega Genesis, TurboGrafx-16, NES, Game Boy, or even Sega Master System under their trees.


Sega Genesis Programming Part 4: Echo Sound Engine

November 23, 2015
A brief write-up on how to include the open source Echo sound engine and convert .xm files to its audio format.

Sega Genesis Programming Part 4: Echo Sound Engine

Sega Genesis Programming Part 3: Sprite Animation

Sega Genesis Programming Part 3: Sprite Animation

November 16, 2015
Building on the last article, this one looks at how to create an animated sprite with different patterns for each direction.