[osg-users] "hooking" into the Trackballmanipulator transform

[Julien Valentin]

Hi
Indeed derivation is the answer and overriding

Code:
virtual bool handle( const osgGA::GUIEventAdapter& ea, osgGA::GUIActionAdapter& us );


should be sufficient

Cheers


loopy wrote:
> Hi,
> I need to "hook" into the TrackballManipulator to provide feedback to the user. As the user rotates the model, I want to get the matrix and extract Euler angles.
> I'm stuck at how to get notified when the when the view matrix changes. Should I derive a new class from TrackballManipulator ?
> 
> OSG 3.4.1 
> Thanks
> Andrew


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