[Radiance-general] X 11 trouble with OS X

[Mark Stock]

Dave,

I thought X11 started on its own (I have OSX 10.5.2). I don't 
know what the problem might be, then.

rvu == rview   (Unless the rview from the vim package appears 
before Radiance in the PATH)

Mark

On Wed, 20 Feb 2008, Dave Bosworth wrote:

> No, I had to install X11 to run Matlab.  I have installed: X11 
> 1.1.3 - XFree86 4.4.0
>
> Does rview usually open up x11 on its own, or do I have to boot 
> it up separately?
>
> finally, is rvu the same as rview?
>
> thanks for getting back to me so quickly!
>
> cheers
>
> Dave
>
> -----Original Message-----
>> From: Greg Ward <gward at lmi.net>
>> Sent: Feb 20, 2008 8:29 PM
>> To: Radiance general discussion <radiance-general at radiance-online.org>
>> Subject: Re: [Radiance-general] X 11 trouble with OS X
>>
>> Hi Dave,
>>
>> Like Mark suggests, you may not have X11 installed (or running).  It
>> is still an optional install on many versions of Mac OS X, but it's
>> there under the Optional Installs of your system disk.  If you can't
>> find it there, you can also download it from Apple's website.  There
>> should be no need to compile it, but you will have to run it before
>> starting rvu.
>>
>> Best,
>> -Greg
>>
>>> From: Dave Bosworth <dboz66 at earthlink.net>
>>> Date: February 20, 2008 4:41:01 PM PST
>>>
>>> Hello -
>>>
>>> I have been trying to get Radiance loaded to my OS X system (v.
>>> 10.4.11).  I am new to UNIX, so the process has been a bit rocky -
>>> but - makeall install and makeall library worked out (mostly) fine,
>>> and I changed the /etc/profile file to include RAYPATH, and
>>> everything seemed to be working fine.  Commands like genprism work
>>> and the .oct file built OK.  However, when I went to run rview I
>>> get this error:
>>>
>>> rview: cannot open X-windows; DISPLAY variable set?
>>> rview: fatal - cannot initialize x11
>>>
>>> I have tried setting DISPLAY=0 and no effect.  I even went so far
>>> as to write this little ditty into  /etc/profile on  the advice of
>>> a radiance-general user:
>>>
>>> if [ -z "${DISPLAY}" ];then echo -n
>>> export DISPLAY=':0'
>>> fi
>>>
>>> also, no luck.  So, now I am begging the wisdom of more advanced
>>> users.
>>>
>>> any advice?
>>>
>>> thanks a million
>>>
>>> Dave
>>
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