Hi Nelson,
You event handler should be getting events, but perhaps you're
discarding the events that have already been handled - just remove
this code.
Robert.
On 8/13/07, Cysneros, Nelson SPAWAR <[EMAIL PROTECTED]> wrote:
> Thank you very much. The keyswitchManipulator does exactly what I had
> in mind.
> My only problem now is that before I added the
> KeySwitchMatrixManipulator to the view, I created a custom
> KeyBoardMouseEventHandler that worked with the viewer. Now that I added
> the KeySwitchMatrixManipulator, I can't get my KeyBoardMouseEventHandler
> to control my scene.
>
> I'm sure I just have to add a addEventHandler to the right place but I
> can't seem to get it to work.
>
>
>
> Code snippet:
> ------------------------------------------------------------------------
> ---------------------------------
> //Add Camera Manipulator
> keyswitchManipulator = new osgGA::KeySwitchMatrixManipulator;
> viewer_->setCameraManipulator( keyswitchManipulator.get() );
>
> osgGA::NodeTrackerManipulator::TrackerMode trackerMode =
> osgGA::NodeTrackerManipulator::NODE_CENTER_AND_ROTATION;
> osgGA::NodeTrackerManipulator::RotationMode rotationMode =
> osgGA::NodeTrackerManipulator::TRACKBALL;
>
>
> //Add Earth as the default camera focus
> FindNamedNodeVisitor fnnv("Earth");
> root_->accept(fnnv);
>
> if (!fnnv._foundNodes.empty())
> {
> // set up the node tracker.
> osgGA::NodeTrackerManipulator* tm = new
> osgGA::NodeTrackerManipulator;
> tm->setTrackerMode( trackerMode );
> tm->setRotationMode( rotationMode );
> tm->setTrackNode( fnnv._foundNodes.front().get() );
>
> unsigned int num =
> keyswitchManipulator->getNumMatrixManipulators();
> keyswitchManipulator->addMatrixManipulator( 'e', "earth", tm);
> keyswitchManipulator->selectMatrixManipulator( num );
> }
>
> ///////////////////////////////////////////
> //New Keyboard/Mouse Event Handler code
> //////////////////////////////////////////
>
> osg::ref_ptr<osgGA::StateSetManipulator> statesetManipulator = new
> osgGA::StateSetManipulator(viewer_->getCamera()->getStateSet());
> viewer_->addEventHandler(statesetManipulator.get());
>
> // add the KeyBoardMouseEventHandler
> kbmeh = new KeyBoardMouseEventHandler();
>
> //Add Event Handler for Mouse and KeyBoard
> viewer_->addEventHandler(kbmeh.get());
>
> viewer_->setSceneData(root_);
> ------------------------------------------------------------------------
> -----------------------------------
>
>
>
>
>
> -----Original Message-----
> From: [EMAIL PROTECTED]
> [mailto:[EMAIL PROTECTED] On Behalf Of Robert
> Osfield
> Sent: Saturday, August 11, 2007 1:09 AM
> To: osg-users@lists.openscenegraph.org
> Subject: Re: [osg-users] osgplanets modification Question
>
>
> Hi Nelson,
>
> The osgplanet example already does what you are after... it attaches
> multiple NodeTrackerManipulators, one for each planet of interest, then
> a KeySwitchMatrixManipulator is used at the top to select which planet
> to view. Please have a look at the code.
>
> Robert.
>
> On 8/11/07, Cysneros, Nelson SPAWAR <[EMAIL PROTECTED]> wrote:
> >
> >
> > On the osgplanet example, if I wanted to view any selected planet and
> > have it be my center of focus, while still being part of the overall
> > simulation, what would be the best way to do this?
> >
> >
> > 1. Attach a camera to every planet, and when selected pass the camera
>
> > to the main view.
> >
> > osgViewer::Viewer viewer;
> > viewer->setSceneData(root);
> >
> > //after selecting planet
> > viewer->setCamera(newPlanetCamera);
> >
> >
> > 2. Point the default camera to the selected Planets
> >
> > osg::Vec3 eye( viewPoint->getX(), viewPoint->getY(),
> > viewPoint->getZ());
> > osg::Vec3 center(0,0,0);
> > osg::Vec3 up(0,0,5000000);
> >
> > viewer->getCamera()->setViewMatrixAsLookAt(eye,center,up);
> >
> >
> > 3. Is their a better way to do this? Any examples?
> >
> >
> >
> > Thank you
> >
> > _______________________________________________
> > osg-users mailing list
> > osg-users@lists.openscenegraph.org
> > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.
> > org
> >
> >
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