Tutorial: Radial Gravity and Predicting Trajectory

Today’s tutorial features two more physics methods. In specific, we’ll discuss “radial gravity” and how to visually predict the launch trajectory of an object. Better yet, both methods are available as downloadable projects so you can explore the full implementation at the code level. Read on to learn more!

Tutorial: Cleaning Up Display Objects and Listeners

A common question in the forums and elsewhere is how to thoroughly clean up scenes when using a scene manager like Storyboard or Director. This week’s tutorial discusses some common misconceptions and “tips and tactics” that you can use to properly manage memory in your app.

Tutorial: “Android-izing” a Mobile App

For some multi-platform developers, building for Android is planned from the beginning but it’s not fully implemented until after the launch of the iOS version. However, there are several things that should be done while building a cross-platform app to make sure that Android’s unique functionality is handled in advance of submission to the marketplace.

Tutorial: Allowing Jump, Sticky Projectiles, Wind Tunnels

Today’s tutorial introduces a few new physics methods for your bag of tricks. We’ll solve the “Can I jump?” issue for 2D side-view games, and also discuss how to handle “sticky projectiles” and basic “wind tunnel” behavior. Three sample projects are available for download in order to study each case.

Using Email Attachments (iOS)

Would you like to open an email attachment with your own custom extension directly in your iOS app? Today’s guest tutorial walks you through the essential steps, including the necessary additions to “build.settings” and the functions required to load an email attachment into your app’s local directory. Read further to learn how!

Tutorial: Basic Shape-Matching App

Educational and children’s apps continue to grow in popularity, as do casual puzzle games on various devices, especially with the new wave of family-oriented tablets. Today’s tutorial walks you through a basic multitouch shape-matching app and it includes the complete project code which you can implement into your own project.