Hi,

Our requirement is to have multiple applications (from different engines) to
be able to simultanously draw to same screen on different windows/surfaces.

e.g. simultanous drawing/event handling of native app on top of clutter and
HTML app on webkit/clutter

All Graphics rendering should be HW accelerated through opengl es 1.1/2.0,
no software rendering please.
We are talking about embedded STB devices with powerfull opengl es 1.1/2.0
accelerators, genre Intel CE4100, Broadcom 7425, ST 7108

I would like to know whether this is possible with clutter ?
I understand that the nice thing about clutter is that it ensures that all
drawing operations are in opengl es and therefore hardware accelerated on
those mentioned embedded devices when using EGL backend.

However, from the 2008 presentation from Diego Dompe "Introduction to
creating 3D UI with BeagleBoard" I understand there are issues in doing
multiple apps with clutter and EGL backend implementation. Notably

1)X windows does not support rendering through "OpenGL ES" yet, only through
"OpenGL" version. (so PC)

2)In pure clutter scenario only one application will be able to runn / write
to screen at the same time and there is doubt about support for generic
Linux event input on EGL backed (so we lack windowing/event capability)

We are 2011, so perhaps this got solved in the mean time.

Can someone correct/confirm/deny this ?

thanks,

Bart
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