'All keyword arguments are passed to setData()'

def __init__(self, **kwds):

    GLGraphicsItem.__init__(self)
    glopts = kwds.pop('glOptions', 'additive')
    self.setGLOptions(glopts)
    self.pos = None
    self.mode = 'line_strip'
    self.width = 1.0
    self.color = (1.0, 1.0, 1.0, 1.0)
    self.setData(**kwds)
