Many thanks for your answer Per Rosengren, I tried it and it works fine. Sorry, but I forgot to use the Look at function.
Many thanks Best Regards Arnaud > You have to set both the view matrix and the projection matrix of the > camera. > > The view matrix is the pose of the scene coordinate system in the camera > cordinate system. > Use > > void setViewMatrixAsLookAt (const osg::Vec3 &eye, const osg::Vec3 > ¢er, const osg::Vec3 &up) > > and provide it with the position for the camera (eye) and your HUD > object (center), and the vector that points in the up direction of the > HUD (up), all un the scene coordinate system. > > The projection matrix sets the projection from 3d to 2d. Use > > void setProjectionMatrixAsPerspective (double fovy, double aspectRatio, > double zNear, double zFar) ____________________________________________________________________________________ Looking for last minute shopping deals? Find them fast with Yahoo! Search. http://tools.search.yahoo.com/newsearch/category.php?category=shopping _______________________________________________ osg-users mailing list osg-users@lists.openscenegraph.org http://lists.openscenegraph.org/listinfo.cgi/osg-users-openscenegraph.org