On Wed, Oct 23, 2013 at 10:03 PM, Georg Zotti <georg.zo...@univie.ac.at>wrote:
> On Mi, 23.10.2013, 18:41, Timothy Reaves wrote:
> > This is a very confusing topic.
>
> Indeed...
>
> > In my code, I am using QOpenGLFunctions_1_2, and it is working.
>
> I think the real fun starts with versions beyond 2.0.
>
> > But each plugin that uses OpenGL
> > must do this, and it's unclear what version should be used. I simply
> used
> > the minimum version that supported the functionality I needed. It's
> also
> > unclear what happens of two different versions are used in the same
> application.
>
> I understood that's the way to go, and the classes are allowed to do just
> that - implement the minimum version required for their funcionality. It
> is the failure of bool
> QOpenGLFunctions_3_2_Compatibility::initializeOpenGLFunctions() on a fat
> gaming notebook (NVidia, OpenGL 4.2) that puzzles me, to begin with. (And
> I do understand that this compatibility profile would not be supported on
> a Mac, but that's a final thing to solve.) Interestingly, with the
> QOpenGLFunctions_3_2_CoreBackend class, its constructor requires the
> OpenGL context, but I don't even see the functions to return the OpenGL
> context for our StelMainView.
>
> I must pause on the plugin again at least for a week for other, real-world
> work. :-( Anyone willing and understanding enough to dive in here?
>
I haven't looked at the code of the plug-in, but aren't you supposed to use
the QOpenGLFunctions class instead of the version-specific classes?
http://qt-project.org/doc/qt-5.1/qtgui/qopenglfunctions.html#details
Bogdan
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