Alberto Luaces wrote: > "John Galt" writes: > > > > Hi, > > > > I have setup my view as > > > > view->getCamera()->setViewMatrixAsLookAt(eye, center, up); > > > > eye, center and up are osg::Vec3 elements. > > > > I have my eye and up as constant. When I change my center vector, the > > Camera's position is changing! > > > > Can anyone explain why? Shouldn't the camera's position (X,Y,Z) be fixed if > > the eye vector is constant? > > > > John, > > eye and center are not vectors but points. When you use them in > setViewMatrixAsLookAt, you actually mean "from eye to center". > > -- > Alberto > _______________________________________________ > osg-users mailing list > > http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org > > ------------------ > Post generated by Mail2Forum
Hi Alberto, Even if that is the case, when my eye is fixed and center is changing, should I see the view as a camera that is rotating about a fixed point? Why is it that I am seeing the camera rotate about a moving point? ------------------ Read this topic online here: http://forum.openscenegraph.org/viewtopic.php?p=26447#26447 _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org
