[cairo] [PATCH] gl: Do correct translation and lerp in gl-traps-compositor.

[Chris Wilson]

On Wed, 30 May 2012 22:51:03 +0800, Chuanbo Weng <strgnm at gmail.com> wrote:
> Coordinate translation is necessary in composite_boxes(), composite()
> and composite_traps(). The translation value should set to correct
> value in traps_to_operand(). Also fix the bug in lerp().

Quick glance through made me whimper. I was under the impression that
in most of those places we had the translations baked into the source
transform already. However, it does have a positive impact upon the test
suite, so pushed. Thanks,
-Chris

-- 
Chris Wilson, Intel Open Source Technology Centre