Thank you Thomas for your answers! yes you are right, we are using EGLFS.
OK now i understand!,we will forget about hellogl-es2 on eflfs, and we will try to see why the demos are not working on wayland-egl platform then, it should be some integration issue. Thank you very much! On Thu, Mar 14, 2013 at 4:36 AM, Thomas Senyk <[email protected]>wrote: > On Wed, March 13, 2013 16:55:00 Francisco Carrillo wrote: > > Hello Dear Qt Experts > > > > > > > > I am running into some strange issues with Qt5. I have encountered the > > issues with a version I built myself. I've searched the forums and > don't > > see any discussion of these issues, though I was searching by error > message > > and might have missed something. > > > > These issues can be seen in the Qt OpenGL examples. "hellogl_es2" and > > "2dpaint" seem to display one rendered frame and then break -- > > "hellogl_es2" shows the QT word and bubbles, and the GUI is hidden, while > > "2dpaint" just shows the openGL version without label. > > > > It seems that when including a QGLWidget on a form, the QGLWidget would > > work OK, but the rest of the form would not appear. I couldn't click any > > buttons or do anything. > > > > > > Along with these problems I would also see one or more of these error > > messages in the output: > > > > * This plugin does not support setParent! > > * This plugin does not support propagateSizeHints() > > * QOpenGLContext::swapBuffers() called with non-opengl surface > > You should have mentioned which platform plugin you're using. > I strongly suspect eglfs? > If so: > NO hellogl_es2 on eglfs-platform-plugin!! > It's not working, it's not intended to work, it will never work! > > Try "hellowindow"-example ...it has no surrounding qwidget controls, and > that's what you want on eglfs: one single on-screen (opengl-)surface! > > > > > > --------------------------------------------------------------------------- > > -------------------------------------------------- > > > > > > > > If I try with my wayland rootfs, the story is different "hellogl_es2" > demo > > will show one good frame and keep it freezed in the background while the > > animation continues on top of that, the problem is that it flickers > between > > background and animation and it looks horrible. > > Guess that part is better answered by the wayland guys > ... but to give me 5cents: > A full windowing-system integration should support the mixture of all > types of > QSurface (in this case one top-level QWidget and a QGLWidget) instances > within > one QWindow (right?)... so it should work .. eventualy ;) > > > ... also: try "hellowindow" > > > > > > > > > > > > > > Do you have any hint or idea what could be wrong? > _______________________________________________ > Interest mailing list > [email protected] > http://lists.qt-project.org/mailman/listinfo/interest >
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