Tiled Forward Shader
The source can be found at google code.
There's also a precompiled APK if you are interested in testing performance on your device. (If you do, please let us know how well it performed!)
Source can be found at google code.
A demo of what normal mapping (and our project) looks like can be found over at YouTube.
Animated billboards is a common and useful way of adding explosions and similiar to a game. We share our idea for our implementation, as well as the source code for it. The source is also very similiar to a particle system, and can easily be used as such.
If you need to implement batched particles or batched animated billboards into your game, take a look at blogpost for all of our source, aswell as some description of what we're doing!
You can also check out our video, showing what the animated billboards look like in our game!