[Chimera-users] [SPAM?] Re: Transparent background
paul.pillot at ac-nice.fr
Mon Dec 17 10:17:56 PST 2007
You can also render your images using PovRay with transparent
backgroung as a setting
Le 17 déc. 07 à 18:43, Greg Couch a écrit :
> On Fri, 14 Dec 2007, Abbas wrote:
>> One feature I really appreciated about chimera was the ability to
>> make pictures without a background, however recently i realized this
>> is not possible anymore I checked out under the effects dialog under
>> tools>viewing controls and it give me an error saying this wasn't
>> supported. I haven't changed my computer since i first started using
>> chimera I have updated to the latest version of chimera available for
>> OSX 10.4, I wonder if this is the cause of the problem.
>> I would really like to have pictures without backgrounds like I used
>> to, I know PyMol lets you do it, but I dislike this program. In any
>> case I would greatly appreciate any help/pointers on this issue.
>> Thanks in advance. abbas.
> Transparent backgrounds depend on the graphics card capabilities
> by OpenGL. On Mac OS X, Apple decided not to support background
> transparency (nor full window antialiasing) for OpenGL/X11
> so to use that feature you would have to use the Aqua version of
> Unfortunately, the chimera's cross-platform user interface toolkit,
> while improving for Aqua, has gotton worse for chimera, so you'll
> have to
> use an old version of chimera for Aqua to get transparent backgrounds.
> You can also file a bug report with Apple to help them decide to spend
> the time to fix it (OpenGL "destination alpha" and multisampling not
> supported in X11).
> Greg Couch
> UCSF Computer Graphics Lab
> Chimera-users mailing list
> Chimera-users at cgl.ucsf.edu
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