El viernes, 19 de mayo de 2023 11:02:16 -03 Lisandro Damián Nicanor Pérez Meyer escribió: > Hi! > > Is there any example of QtWayland's compositor handling one or two monitors > like Weston does? > > To be more precise: my hardware, iMX8M-PLUS based, has an LVDS display and an > HDMI output. > > The LVDS display is always connected, and if weston is started it will set > the shell to be as big as the LVDS display itself. > > Now if an HDMI monitor gets attached Weston will expand the shell to the > right with the new display's size, something like: > > +-------------+------------------------+ > | LVDS | | > | | HDMI | > +-------------+ | > | | | > +--------------------------------------+ > > Hope you see that in fixed-size font :-) > > I have tried (hopefully all) the Qt 6.4.2 examples and: > > - The multi-output and multi-screen examples sadly fail with > > EGLFS: OpenGL windows cannot be mixed with others. > > This is not the same thing as what Weston does but would have helped to solve > my issue in a different way. > > - All the other options seems to require a pre-defined config file (normally > kms.conf) with the display's resolution previously harcoded in it. This I > need to avoid as I don't know what resolution will the plugged monitor have. > > Am I missing something? Is this possible at all with QtWayland's compositor?
Actually another good question is: would it be possible to override the content on kms.conf at run time? Code for detecting a new display should be possible (weston does it, maybe there is even a dbus signal...)
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