hello to all!
I wish to use the graphic accellerator of raspberry with Qt5. My interface use a 2D graphics and I try to use OpenVg for this aim. I set the qmake variables in qmake.config file, but i don't know how to set the ".pro" file of my project.
Anybody can help me?

If you are using the eglfs platform then you are using the GPU. Have you compiled Qt5 yourself ?[/quote]

How can I use eglfs ? I tried to change the qmake.config to use OpenVG , but I don't know how to set the .pro file

In any case , whether it uses Fullscreen or maximized , uses all the pixels .

I use showMaximized().
The mainWindow is derived in the main of the application.

Yes I have compiled Qt5

Also how do I know if I am using the graphics accelerator "Broadcom VideoCore IV GPU" offering the raspberry?

My intention is to impose a fixed number of pixels in the framebuffer of raspberry, less than the number of pixels of the display, but show the app to full screen by an interpolation. But I do not know how to impose this at raspberry in qt.

no body can help me?

Hi, I have a similar problem: I'm doing a app for raspberry pi model B using Qt5. The app show a interface on a full hd tv, but I wish to use less pixel mantaining a full screen. I reduced a framebuffer in raspberry configuration and I see this effect when I boot the Raspberry, but this didn't modif...