[yt-users] volume rendering

[John ZuHone]

Unless I'm mistaken, I think what he's getting at is that in whatever version he's running, camera doesn't take the "volume" keyword argument.

Renyue,

Can you send us a script and the exact error message you get?

John ZuHone
Laboratory for High-Energy Astrophysics
NASA/Goddard Space Flight Center
8800 Greenbelt Rd., Mail Code 662
Greenbelt, MD 20771
(w) 301-286-2531
(m) 781-708-5004
john.zuhone at nasa.gov
jzuhone at gmail.com

> On Mar 29, 2014, at 12:04 PM, Nathan Goldbaum <nathan12343 at gmail.com> wrote:
> 
> Hi Renyue,
> 
> Which version of yt are you running?  If you installed using the install script, the output of 'yt instinfo' run on the command line should be suffieicebt to figure out exactly which version you are using.
> 
> You may have to directly import AMRKDTree from yt.visualization.volume_rendering.api, although I believe it is still imported into yt.mods in the current stable release of yt.
> 
> Nathan
> 
>> On Saturday, March 29, 2014, Renyue Cen <cen at astro.princeton.edu> wrote:
>> Hi folks,
>> 
>> Some time ago John Wise kindly gave me a yt script that uses AMRKDTree to speed up "camera" 3-d
>> rendering, it worked very well and fast (takes like a few minutes to do a rendering of a galaxy with 2048x2048 pixel).
>> It looks like
>> 
>> volume = AMRKDTree(pf,   le=le,   re=re,  fields=["Density"],   no_ghost=False)
>> 
>> then used in
>> cam = pf.h.camera(c, L, W, (N,N), tf, volume=volume, no_ghost=False, north_vector=Ldm,steady_north=True)
>> 
>> It appears that yt has evolved and the "volume ..." statement no longer works.
>> Is there a solution to that in the newer version?
>> 
>> Alternatively, is there another speedy way to do 3-d rendering?
>> 
>> Thanks very much,
>> Renyue
>> 
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