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Swift 3 Game Development

You're reading from   Swift 3 Game Development Build iOS 10 Games with Swift 3.0

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Product type Paperback
Published in Feb 2017
Publisher Packt
ISBN-13 9781787127753
Length 258 pages
Edition 2nd Edition
Languages
Tools
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Author (1):
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Stephen Haney Stephen Haney
Author Profile Icon Stephen Haney
Stephen Haney
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Table of Contents (14) Chapters Close

Preface 1. Designing Games with Swift FREE CHAPTER 2. Sprites, Camera, Action! 3. Mix in the Physics 4. Adding Controls 5. Spawning Enemies, Coins, and Power-ups 6. Generating a Never-Ending World 7. Implementing Collision Events 8. Polishing to a Shine - HUD, Parallax Backgrounds, Particles, and More 9. Adding Menus and Sounds 10. Standing Out in the Crowd with Advanced Features 11. Choosing a Monetization Strategy 12. Integrating with Game Center 13. Ship It! Preparing for the App Store and Publication

Harnessing SpriteKit's particle system


SpriteKit includes a powerful particle system that makes it easy to add exciting graphics to your game. Particle emitter nodes create many small instances of an image that are combined together to create a great-looking effect. You can use emitter nodes to generate snow, fire, sparks, explosions, magic, and other useful effects that would otherwise require a lot of effort.

For our game, you will learn how to use an emitter node to create a trail of small dots behind Pierre Penguin as he flies, making it easier for the player to learn how their taps influence Pierre's flight path.

When we are finished, Pierre's dot trail will look something like this:

Adding the circle particle asset

Each particle system emits multiple versions of a single image in order to create a cumulative particle effect. In our case, the image is a simple circle. To add the circle image to the game, follow these steps:

  1. Open the Assets.xcassets file in Xcode.

  2. Locate the [email protected] and...

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