Book Image

iOS Game Development By Example

By : Samanyu Chopra
Book Image

iOS Game Development By Example

By: Samanyu Chopra

Overview of this book

Game development has always been an exciting subject for game enthusiasts and players and iOS game development takes a big piece of this cake in terms of perpetuating growth and creativity. With the newest version of iOS and Sprite Kit, comes a series of breathtaking features such as Metal rendering support, camera nodes, and a new and improved Scene Editor. Conceptualizing a game is a dream for both young and old. Sprite Kit is an exciting framework supported by Apple within the iOS development environment. With Sprite Kit, creating stunning games has become an easy avenue. Starting with the basics of game development and swift language, this book will guide you to create your own fully functional game. Dive in and learn how to build and deploy a game on your iOS platform using Sprite Kit game engine. Go on a detailed journey of game development on the iOS platform using the Sprite Kit game engine. Learn about various features implemented in iOS 8 that further increase the essence of game development using Sprite Kit. Build an endless runner game and implement features like physics bodies, character animations, scoring and other essential elements in a game. You will successfully conceive a 2D game along with discovering the path to reach the pinnacle of iOS game development. By the end of the book, you will not only have created an endless runner game but also have in-depth knowledge of creating larger games on the iOS platform. Style and approach An easy-to-follow, comprehensive guide that makes your learning experience more intriguing by gradually developing a Sprite Kit game. This book discusses each topic in detail making sure you attain a clear vision of the subject.
Table of Contents (17 chapters)
iOS Game Development By Example
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Measuring performance with instruments


Instruments is a performance measuring and testing tool provided by Apple in Xcode for the tracing and profiling of code. Instruments help in analyzing the performance of code. There are lot of instruments that can be used for checking performance issues, memory leaks, or other problems.

Once any issue gets identified, it becomes easy to rectify the issue. You can also see how much our game caches, and based on that, make a decision about the assets in the game.

You can access the instruments by navigating to Xcode | Open Developer Tool | Instruments. Then, you can choose the appropriate instrument to move with. It is better to have a look at the analysis in the initial phase of the development process, by this, you can easily understand which inclusion in the code was responsible for the error.

Instruments provide you with a list of trace templates. Trace templates are groups of preconfigured instruments. Let's discuss each of the trace templates in detail...