[osg-users] Avoid cleaning drawing buffer

Robert Osfield robert.osfield at gmail.com
Fri May 8 01:22:30 PDT 2015


Hi Leandro,

The osg::Camera::setClearMask(..) is what you want to use.  Have a
look at the osghud example to see an example of it's use.

Robert.

On 8 May 2015 at 05:49, Leandro Linardos <leandro.linardos at gmail.com> wrote:
> Hi,
>
> Is there any way to avoid cleaning the drawing buffer?
>
> I want to get a behaviour similar to the preserveDrawingBuffer in Three.js (http://threejs.org/docs/#Reference/Renderers/WebGLRenderer) to leave traces behind a moving object.
>
> Thank you!
>
> Cheers,
> Leandro
>
> ------------------
> Read this topic online here:
> http://forum.openscenegraph.org/viewtopic.php?p=63663#63663
>
>
>
>
>
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