Flixel is a free and open source 2D game development framework written by Adam "Atomic" Saltsman (Canabalt, Hundreds) in AS3 for making Flash games. It is a...

Pathfinding is ubiquitous in games. So it's important to understand the implications which are present when using algorithms such as A*. In this tutorial...

Steering behaviors are great for creating realistic movement patterns, but they are even greater if you can control, use and combine them easily. In this...

In the natural world, organisms exhibit certain behaviors when traveling in groups. This phenomenon, also known as flocking, occurs at both microscopic...

To "blit" is to copy bits from one part of a computer's graphical memory to another part. This technique deals directly with the pixels of an image, and...

Particle effects are very common in games - it's hard to find a modern game that doesn't use them. In this tutorial we're going to take a look how to build a...

So you've got your awesome game in the works, it's got all sorts of complex physics, epic enemy AI or what-have-you. But it feels lifeless. You want some...

So far we have looked at the seek, flee, arrival and wander steering behaviors. In this tutorial, I'll cover the pursuit and the evade behaviors, which make...

Image palettes have been used in computer graphics from the beginning and, even though they are rarely found in modern games, a certain class of problems...

This is the final part in our series of tutorials about creating a synthesizer-based audio engine that can be used to generate sounds for retro-styled games....

Steering behaviors aim to help autonomous characters move in a realistic manner, by using simple forces that combine to produce life-like, improvisational...

This is the second in a series of tutorials in which we will create a synthesizer based audio engine that can generate sounds for retro-styled games. The...