[Piglit] [PATCH] glsl-1.30: add basic test for testing textureOffset functionality.

[Roland Scheidegger]

Please disregard this sent the wrong stuff...

Am 22.03.2013 23:21, schrieb sroland at vmware.com:
> From: Roland Scheidegger <sroland at vmware.com>
> 
> This is pretty rough and doesn't really test all that much (just
> textureOffsetLod, but there's other texturing functions with offsets),
> doesn't test different wrap modes, NPOT sizes etc., but there's no
> other test using "ordinary" texture opcodes and texel offsets, so
> it's a start (and in fact it exposed a bug in the mesa state tracker).
> Tested with llvmpipe (pass) and softpipe (fail) which is as expected -
> hopefully the math is ok...
> Inspired from fs-texelFetchOffset