[PULL weston] simple fixes

Pekka Paalanen ppaalanen at gmail.com
Fri Apr 27 00:24:59 PDT 2012

On Thu, 26 Apr 2012 16:02:32 +0300
Pekka Paalanen <ppaalanen at gmail.com> wrote:

> Hi Kristian,
> here is a set of minor fixes, mostly simple-shm related. The series
> includes soreau's patch for xserver variable from the mailing list,
> since I hit that problem, too.
> http://cgit.collabora.com/git/user/pq/wayland-demos.git/log/?h=simple-fixes
> The main feature of this series is:
>     simple-shm: render meaningful diagnostics
>     Previously, simple-shm was rendering an image that looked like stride
>     gone wrong somewhere, and was quite confusing if you did not know it was
>     supposed to look like that.
>     Replace the drawing code. Two circles, inner and outer, now delimit
>     three co-centric areas. The outmost area from surface borders to outer
>     circle contains horizontal gradients that move (animate) to the left.
>     The area between outer and inner circles contains vertical gradients
>     that move upwards. The center disc has circular gradients moving towards
>     the center.
>     The circles are not ellipses.
>     Diagnostics:
>     The X-channel is manipulated so, that if a compositor takes the XRGB
>     image, and uses the X channel as alpha instead of ignoring it, the whole
>     image will be crossed out by two lines that either quickly saturate to
>     white or show through with additive blending. Does not work on black
>     background.

Now, with pictures!



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