Re: [Interest] Strange issue with Qt, OpenGL and remote desktop

2019-10-25 Thread Giuseppe D'Angelo via Interest
Il 25/10/19 08:56, Rainer Wiesenfarth ha scritto: This is (still) QGL..., we have not yet switched to the QOpenGL... classes. Ok, so, to test if my random guess is remotely correct: get your QGLContext and connect to ctx->contextHandle()'s signal called aboutToBeDestroyed (i.e. check if that

Re: [Interest] Strange issue with Qt, OpenGL and remote desktop

2019-10-24 Thread Rainer Wiesenfarth
On Thu, Oct 24, 2019 at 10:23 PM Giuseppe D'Angelo via Interest < interest@qt-project.org> wrote: > Il 24/10/19 17:57, Rainer Wiesenfarth ha scritto: > > We ran into a reproducible crash that is restricted to a certain > > scenario. The crash occurs in QGlContextPrivate::syncGlState() when > > try

Re: [Interest] Strange issue with Qt, OpenGL and remote desktop

2019-10-24 Thread Giuseppe D'Angelo via Interest
Il 24/10/19 17:57, Rainer Wiesenfarth ha scritto: We ran into a reproducible crash that is restricted to a certain scenario. The crash occurs in QGlContextPrivate::syncGlState() when trying to call glDisableVertexAttribArray(). It seems the function pointer is not available. However, there are

[Interest] Strange issue with Qt, OpenGL and remote desktop

2019-10-24 Thread Rainer Wiesenfarth
Has anyone of you experienced application crashes when running a Qt application that uses OpenGL over remote desktop on Windows 10? We ran into a reproducible crash that is restricted to a certain scenario. The crash occurs in QGlContextPrivate::syncGlState() when trying to call glDisableVertexAtt