Anybody? I've been on this one for a week now and I just can't seem to figure out what I'm doing wrong or missing.
On Thu, Nov 21, 2019 at 3:04 PM Wesley Krasko <wesbl...@gmail.com> wrote: > Thanks. For now anyways I'm trying to just move from QGLWidget to > QOpenGLWidget, buy time. > Can I get some help? In the QGLWidget one I currently have there is a > separate thread to render and it uses QPainter. > I'm trying to do the same for the new class but I can't seem to get a > QPainter working no matter what! The app runs but as soon as drawing starts > it crashes because, but I"m using similar methods to what I did before. If > I comment out just the attempt to create QPainter, it works fine, renders > fast just doing the glclear part. Hopefully I can attach here. There is a > lot of "Extra" from our previous surface/class, but it's not yet used > anyways. As mentioned, this is working as is, but where you find "//TODO > HERE" in the code, I tried many ways to use a QPainter in the thread > without success. > > > On Tue, Nov 19, 2019 at 11:18 AM Christoph Feck <cf...@kde.org> wrote: > >> On 11/19/19 19:52, Wesley Krasko wrote: >> > Yes, I've read about RHI but it all seems to imply it's for QT Quick, >> what >> > about Qt Widget based apps going forward? >> >> Let me quote what is written there: "We will need to base all our >> rendering infrastructure (QPainter, the Qt Quick Scenegraph, and our 3D >> support) on top of that layer." >> >> QWidgets use QPainter for rendering. >> >> > Is my best bet QOpenGLWidget until 6.x comes out then and then re-write >> again? >> >> If you are using OpenGL, RHI won't magically change your code. Use >> QPainter, the Qt Quick scene graph, or Qt3D, depending on your case. >> >> _______________________________________________ >> Interest mailing list >> Interest@qt-project.org >> https://lists.qt-project.org/listinfo/interest >> > > > -- > Wes Krasko > www.worldwidewes.com > www.kraskofamily.com > "Stay away from negative people. They have a problem for every solution." > > -- Wes Krasko www.worldwidewes.com www.kraskofamily.com "Stay away from negative people. They have a problem for every solution."
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