blackberry/GamePlay — pull request #1362 by rgngl (2013-12-27 14:23:01+00:00)
Title: Add conditionals in default shaders for using medium precision

Some devices have problems with high precision floats. I have tested
Nexus 4 and Nexus 7 with Android 4.4 having lightning artifacts when
using highp floats but work fine with mediump.