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Build a Game with UDK by Geoffrey Sholler

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Particle effects

Particle effects are one of the main forms of visual effects in games. If we see a fire, an explosion, bullet trails, muzzle flashes, or nearly any other special effect, it is likely done using particle systems. Basically, a particle can be just about anything, usually defined by a material, and then the behavior of these particles in terms of numbers and motion are defined by us. Levels of randomness are generally included for things such as fires or explosions, but other things like the previously mentioned bullet trails are fairly strictly defined. How are these special effects created? Well, that would be just one more reason why UDK is a great game making toolset. It comes with Epic's own tool for making these wonderful little ...

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