[Interest] [QT3D] How to make billboard?

Jason H jhihn at gmx.com
Fri May 6 16:32:12 CEST 2016



> I am interesting if there are ready to use classes or functions to make billboards (2D elements in 3D world that always faces the camera) in QT3D (qml and cpp).
>  As I see by https://bugreports.qt.io/browse/QTBUG-24454 in Qt3D 1.0 there was BillBoardTransform class, functionality of which was replaced by LookAtTransform.
> But I didn't find LookAtTransform in qt 5.6 or 5.7.

> I understand that I can do it by my own class following for example this tutorial http://www.opengl-tutorial.org/ru/intermediate-tutorials/billboards-particles/billboards/[http://www.opengl- tutorial.org/ru/intermediate-tutorials/billboards-particles/billboards/] but maybe this is not needed actually?
 

I think those are called "sprites".



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