[Chimera-users] mrc opaque faces

Elaine Meng meng at cgl.ucsf.edu
Tue Aug 26 09:12:35 PDT 2008

Hi Ben,
Sounds like you may want to turn off the "cap high values" option, as  
described in these previous posts:


Elaine C. Meng, Ph.D.                          meng at cgl.ucsf.edu
UCSF Computer Graphics Lab (Chimera team) and Babbitt Lab
Department of Pharmaceutical Chemistry
University of California, San Francisco

On Aug 26, 2008, at 6:56 AM, Benoit Zuber wrote:

> Hello,
> I have problem looking at maps in mrc format calculated with IMOD. In
> mesh or surface style, when I move "level" towards lower value, the
> outer faces of the volume gradually become opaque. When I set the  
> level
> to the minimum I see a smooth rectangular parallelepiped. I can then
> zoom in and have the camera inside the parallelepiped. With these
> settings, no density is visible inside the parallelepiped, only its
> faces are visible.
> In 3dmod I checked the edges of the map: they have a variable density,
> and they are not all black, or all white.
> Has anybody got a clue of what's going wrong?
> Thanks
> Ben

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