/** * draw a parabolic cylinder * * @param center center * @param ev0 first eigenvector * @param ev1 second eigenvector * @param ev2 third eigenvector * @param r half axis * @param min minimum parameter for quadric axis * @param max maximum parameter for quadric axis * @param lineMin minimum parameter for line axis * @param lineMax maximum parameter for line axis * @param fading if we need fading or not */ public void drawParabolicCylinder( Coords center, Coords ev0, Coords ev1, Coords ev2, double r, double min, double max, double lineMin, double lineMax, boolean fading) { if (managerElements == null) { managerElements = new ManagerElementForGLList(manager.getRenderer(), manager.getView3D(), manager); plotterElements = new PlotterSurfaceElements(managerElements); } plotterElements.drawParabolicCylinder( center, ev0, ev1, ev2, r, min, max, lineMin, lineMax, fading); }