Share 'GH in Rhino Viewport display preview issue'

I'm not sure if this is normal or not, but my Grasshopper preview in Rhino displays as a X-ray type display style, with some weird clipping going on.  I have the document materials set without transparency, as well as custom previews on all solid geometry and surfaces.  Its really difficult to see whats going on and would like the geometry to appear solid.  Thanks for any help.   Edit: I have Rhi…