> El 15 sep. 2022, a las 03:25, Manolo <manolo.gouy@gmail.com> escribió:
> 
> 
> 
> Le jeudi 15 septembre 2022 à 03:55:28 UTC+2, ggar...@gmail.com a écrit :
> ……
> 
> The QOffscreenSurface I gather is the equivalent to Fl_Image_Surface in FLTK, but I don’t have a clue what would be equivalent to QOpenGLContext. Does FLTK offer a GL context class? 
> 
> You can access  the GL context with public member Fl_Gl_Window->context()
> see https://fltk.gitlab.io/fltk/classFl__Gl__Window.html#a20be02fa71b5d08efcf5a30d86f7b42c
> 

My problem is not accessing the context from a Fl_Gl_Window.  I am trying to set the active GL context *without* opening any windows, as Qt does.  It allows the GL context to run on a separate thread instead of the main loop thread.

—
Gonzalo Garramuno
ggarra13@gmail.com




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