[RFC weston] compositor: optimize/simplify shaders

Pekka Paalanen ppaalanen at gmail.com
Mon Sep 3 23:59:30 PDT 2012

On Fri, 31 Aug 2012 16:58:24 +0300
Pekka Paalanen <ppaalanen at gmail.com> wrote:

> I couldn't find exactly duplicated vertices in cliptest, but I found
> problems:
> http://people.collabora.com/~pq/geometry-test-1.png
> http://people.collabora.com/~pq/geometry-test-2.png
> http://people.collabora.com/~pq/geometry-test-3.png
> http://people.collabora.com/~pq/geometry-test-4.png
> http://people.collabora.com/~pq/geometry-test-5.png
> http://people.collabora.com/~pq/geometry-test-6.png
> Later I added surface orientation mark (the red dot) and vertex
> indices:
> http://people.collabora.com/~pq/geometry-test-7.png
> This one shows a correct result.

An improved version if cliptest is at:

New features: keyboard controls and proper use of
weston_surface::transform.enabled, see

The surface orientation dot is now bright, when the surface is not


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