June 2013
Intermediate to advanced
346 pages
8h 42m
English
Content preview from OpenGL ES 2 for AndroidBecome 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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Playing Nicely with the Rest of the System
Users tend to have fairly high expectations of a live wallpaper—not only does it need to look great on their home screen, but it also needs to be frugal with the device’s resources. People tend to get pretty upset if a live wallpaper drains half of their battery in an hour or if it lags their device. They also expect a live wallpaper to stop consuming the battery when it gets sent to the background and quickly start back up when they return to the home screen.
Limiting the Frame Rate
By default, Android will ask OpenGL to render the frames in line with the display refresh rate, usually at around 60 frames per second. This can chew through battery power pretty quickly, so to reduce the impact on the battery ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
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.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.