v.set_parameters(solid_levels = [(3.5, 0), (5.1, .5), (10, 1.0)]) The pairs are map value and scale for brightness and opacity (0 = completely transparent, 1 = full brightness and opaque). Tom

On Jul 15, 2015, at 5:55 PM, Dougherty, Matthew T wrote:

Hi,

I can access threshold values from solid/volume rendering. eg: from VolumeViewer import active_volume v = active_volume() if v==None: return levels = getattr(v, "solid_levels") t,a=levels[0]

How can I change a threshold value?

Matthew Dougherty National Center for Macromolecular Imaging Baylor College of Medicine =========================================================================== _______________________________________________ Chimera-users mailing list Chimera-users@cgl.ucsf.edu <mailto:Chimera-users@cgl.ucsf.edu> http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users <http://plato.cgl.ucsf.edu/mailman/listinfo/chimera-users>