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iOS 9 Game Development Essentials by Chuck Gaffney

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Particle systems

Some of the basic assets in any game, be it SpriteKit or SceneKit built, are the various particle effects we'd add to characters, objects, or an entire scene. Particles can add to the feel of collecting that item, give the player a signal that something is happening to the player, like they are gaining or losing health, or show the presence and power of an incoming boss fight.

Particle systems

Collectable particle effect from the Fox demo

In the past, the process of making a particle effect would be to manually create sometimes rather complex particle emitter shader objects using OpenGL code. This can still be done if we so choose (using either Apple's ...

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