Thank you so much Robert, will give it a try! Cheers, mots
On Tue, Oct 8, 2013 at 3:36 PM, Robert Osfield <[email protected]>wrote: > Hi Mots, > > It sounds like inserting osg::CameraView nodes within the subgraphs you > wish to track, then using a osgGA::CameraViewSwitchManipulator would be the > easiest way forward. > > Robert. > > > On 8 October 2013 03:29, Mots G <[email protected]> wrote: > >> Hi, >> I'm trying to add cameras to the scene (dropping models across the scene) >> and the user could drag them or rotate them and change its parameters. >> All works good for the first time, however, I lose track if the user >> rotates the camera representing object. I'm banging my head with simple >> math but I'm unable to figure out how the camera's center/up vector change >> if the camera object rotates. I put the eye to where the node is translated >> to. >> >> I tried to figure out the rotation angle so that I could initialize the >> camera with the original parameters for the center and up and then apply >> rotation to the model view matrix but it doesn't seem to make the camera >> look at, in the correct direction. I'm using daggers for rotating and >> translating the node. >> >> Tried looking at source for some manipulators but could not understand >> much. >> >> Sorry for the noob question but would be glad if anyone could help. >> >> Thanks, >> mots >> >> >> >> _______________________________________________ >> osg-users mailing list >> [email protected] >> http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org >> >> > > _______________________________________________ > osg-users mailing list > [email protected] > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > >
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