January 2014
Intermediate to advanced
736 pages
70h 43m
English
Content preview from Android™ How to Program, Second EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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6.3.6. Frame-by-Frame Animation with Threads, SurfaceView and SurfaceHolder
This app performs its animations manually by updating the game elements from a separate thread of execuion. To do this, we use a subclass of Thread with a run method that directs our custom CannonView to update the positions of the game’s elements, then draws them. The run method drives the frame-by-frame animations—this is known as the game loop.
Normally, all updates to an app’s user interface must be performed in the GUI thread of execution. In Android, it’s important to minimize the amount of work you do in the GUI thread to ensure that the GUI remains responsive and does not display ANR (Application Not Responding) dialogs. However, games often require complex logic ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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