[Interest] qquickitem, opengl context and mousePressEvent

[qtnext]

Hi,

I have a customn qquickitem that draw an opengl view. I wants to implement
picking when I have a mousePressEvent : It works fine on Windows, but crash
on Mac when I call any opengl functions.  I suppose I need to call a
makeCurrent  before calling any opengl functions but I don't know how to do
that . I have save a currentContext and associated qsurface when updateGL
is called, then when I have a mousePressEvent I try to do a
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