[Development] Qt 5.2 RC1 candidate packages available

Sletta Gunnar Gunnar.Sletta at digia.com
Tue Dec 3 08:34:18 CET 2013

Yes, very good point..

For windows it is important to know if we are on ANGLE or DesktopGL and on XCB it is important to know if xcb was built with EGL or XGL.

Fra: development-bounces+gunnar.sletta=digia.com at qt-project.org [development-bounces+gunnar.sletta=digia.com at qt-project.org] på vegne av Thiago Macieira [thiago.macieira at intel.com]
Sendt: 2. desember 2013 16:39
To: development at qt-project.org
Emne: Re: [Development] Qt 5.2 RC1 candidate packages available

On segunda-feira, 2 de dezembro de 2013 13:22:18, Koehne Kai wrote:
> Please make sure to include your exact graphics driver version (e.g. output
> of `glxinfo | grep string`) , and maybe check some of the things gunnar was
> writing recently:
> - Does upgrading driver or installing latest vendor supplied driver help?
> - QSG_RENDER_LOOP=basic -> switch Qt Quick to use the GUI thread for
> rendering
> - QSG_INFO=1 -> make Qt Quick output SG and GL information.
> - LIBGL_ALWAYS_SOFTWARE=1 -> for Linux/Mesa based only, forces use of
> software Mesa rendering
> - How does other GL applications in the system fare
> and what about Qt's OpenGL examples?
> - vsynced or not?

I'd add one more: if you built Qt with -opengl desktop or -opengl es2.

Thiago Macieira - thiago.macieira (AT) intel.com
  Software Architect - Intel Open Source Technology Center

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