Only four months after OpenGL 4.0 hit the scene, the next revision of the cross-platform graphics API is here, bearing gifts of fancier math and more cribbed DirectX 11 features. Unless you're a graphics guru, though, we doubt you'll be that interested in "64-bit floating-point component vertex shader inputs," so let's get to the meat of what you're after: impressive 3D gaming. OpenGL 4.1 promises to help deliver that to cellphones easier than ever before, by making OpenGL ES (