[Mesa-dev] [PATCH (gles3) 00/20] i965: Implement GLSL ES 3.00 pack/unpack functions (v2)

[Matt Turner]

On Mon, Jan 21, 2013 at 10:56 AM, Ian Romanick <idr at freedesktop.org> wrote:
> We should also expose the GL_ARB_shading_language_packing.  It's the same
> set of functions, but it's desktop GL instead of ES.  That should be a
> follow up patch... we want to get these patches in as soon as reasonably
> possible.

The ARB_shading_language_packing extension actually adds some 4x8
functions, like packUnorm4x8, that aren't in ES 3.