ARGB off the off-screen
daniel at fooishbar.org
Mon Sep 24 14:55:31 PDT 2007
On Mon, Sep 24, 2007 at 10:14:08PM +0200, sshachar at t2.technion.ac.il wrote:
> To follow up on my previous questions,
> Can I control the alpha values of the on-screen root window?
> That is, I want to be able to use the entire X visible screen as a source for a
> final composite operation done externally in HW (for instance with a HW cursor)
> and in order to get the desired effect I need to be able to draw various alpha
> values to different on-screen objects (all windows have to be with nonzero
> alpha, exept maybe a video overlay window for example)
> What do I need to do in order to achieve this effect?
Sounds like you need to use wfb.
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