[osg-users] How can I know the number of GUIEventAdapter::USER in the message queue for GUIEventHandler?

OpenSceneGraph Users osg-users at lists.openscenegraph.org
Mon Nov 16 01:41:38 PST 2020

On Mon, 16 Nov 2020 at 05:05, OpenSceneGraph Users <
osg-users at lists.openscenegraph.org> wrote:

> sorry,I mean  what method  get the number of GUIEventAdapter::USER  in OSG?

You'll need to get the osgGA::EventQueue which you are pushing the user
events to and then traverse through the events in the queue and check each

The application can have multiple EventQueue, one per osgViewer::Window and
one osgGA::Device, and one per osgViewer::View.  The viewer EventTraversal
will collate these and then pass them on to the event handlers and do the
event traversal.

I know nothing about your application so really can't provide any specific

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