Ugh.

Below I declared victory, but today I learned that the NVIDIA driver has a 
problem the nouveau driver did not have. Namely, when using the NVIDIA driver, 
if I plot a lot of stuff in the RGL window and then using the mouse expand the 
RGL window, R usually crashes.

One work-around seems to be to
1) close all RGL windows, if there are any
2) call rgl.clear() to create an RGL window
3) re-size that window using your mouse
4) do your plotting

-----Original Message-----
From: R-SIG-Fedora [mailto:[email protected]] On Behalf Of 
Wittner, Ben, Ph.D.
Sent: Monday, January 11, 2016 5:14 PM
To: Tom Callaway; [email protected]
Cc: Duncan Murdoch
Subject: Re: [R-sig-Fedora] rgl.snapshot only captures a small portion what's 
visible in the RGL device window on CentOS 7

Tom,

Bingo!

I followed the instructions in the link below, which allowed me to install the 
nvidia driver, which fixed the original problem with rgl.snapshot.

Thanks very much for all your help.

I guess I'll file a bug in the CentOS Bug Tracker so that the nouveau driver 
might get fixed. I'll also post to R-help so someone with the same problem who 
only searches R-help and not this SIG will see the solution.

-Ben

-----Original Message-----
From: Tom Callaway [mailto:[email protected]] 
Sent: Monday, January 11, 2016 4:10 PM
To: Wittner, Ben, Ph.D.; [email protected]
Cc: Duncan Murdoch
Subject: Re: [R-sig-Fedora] rgl.snapshot only captures a small portion what's 
visible in the RGL device window on CentOS 7

I have not tried it personally, but these instructions seem correct:

http://www.dedoimedo.com/computers/centos-7-nvidia.html

Basically, edit the grub2 cmdline to include the extra option:

  rdblacklist=nouveau

hth,

~tom

==
Red Hat


The information in this e-mail is intended only for the ...{{dropped:19}}

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