def SelectActiveRenderer(self,iren):
        epos = iren.GetEventPosition()
        rens = iren.GetRenderWindow().GetRenderers()
        rens.InitTraversal()
        for i in xrange(rens.GetNumberOfItems()):
            ren = rens.GetNextItem()
            ren.SetInteractive(ren.IsInViewport(epos[0], epos[1]))
SelectActiveRenderer(iren: vtkRenderWindowIteractor) -> None
dataset/ETHPy150Open VisTrails/VisTrails/contrib/titan/vtkviewcell.py/QVTKViewWidget.SelectActiveRenderer