Now that Apple has introduced the GameKit framework to its iOS SDK, you can integrate Game Center features directly into your iPhone and iPad apps. This concise cookbook shows you how it's done, with 18 targeted recipes for adding leaderboards, user authentication, achievements, multiplayer games, and many other features.
How do you display players' scores and achievements? How do you create Game Center accounts and add friends? Each recipe in this book includes a simple code solution you can put to work immediately, along with a detailed discussion that offers insight into why and how the recipe works.
Recipes include techniques to:
Set up Game Center for an iOS App
Use block objects and Grand Central Dispatch to write Game Center apps
Authenticate a local player in Game Center
Use iTunes Connect to create leaderboards and achievements
Retrieve leaderboard and achievement information programmatically
Handle players' state changes in multiplayer games
PIC Projects and Applications using C: A Project-based Approach
PIC Projects and Applications Using C details how to program the PIC microcontroller in the C language. The book takes a learn-by-doing approach, with applications covering topics such as inputs, outputs, keypads, alphanumeric displays, analogue-to-digital conversion, radio transmitters and receivers, data EEPROM, interrupts and...
Modeling, Estimation and Optimal Filtration in Signal Processing
The purpose of this book is to provide graduate students and practitioners with traditional methods and more recent results for model-based approaches in signal processing.
Firstly, discrete-time linear models such as AR, MA and ARMA models, their properties and their limitations are introduced. In addition, sinusoidal models are...
The Reproductive System (Your Body, How It Works)
Organisms reproduce to ensure the continued survival of their respective species. For humans, our ability to produce offspring and contribute to genetic variability in the world is made possible by our body's reproductive system. In "The Reproductive System", learn how the development of the reproductive systems in both males...