[Interest] Qt3D How to draw 2D-Text always facing the Camera
david at adeko.com
Tue Dec 18 14:53:54 CET 2018
I guess you can achieve it with regular QText2DEntity, with a specific
frame graph branch in your rendering for your 2d text, a layer filter
and a custom camera (based on your main camera).
On 18-Dec-18 14:37, Volker Enderlein wrote:
> Hi all,
> when building a rather complex Qt3D-Scene I needed some 2D-Text that has
> a 3D position, is always facing the camera, and fixed in size,
> independent of the camera settings.
> While looking over the components provided by Qt3D I stumbled across
> Text2DEntity and thought about how it can be tweaked ot fulfill my
> As all my requirements can be done inside a shader I thought about
> whether the QText2DMaterial that is used inside the class can be
> replaced by a custom material. But unfortunately the material is not
> accessible from outside.
> Text2DEntity can be embedded in another class that applies the camera
> information to it, but is there an easier solution to this problem?
> Cheers Volker
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