[yt-users] volume rendering angle

[gso at physics.ucsd.edu]

Apparently reinstalling the trunk version fixed the problem, so maybe
there was something wrong with the old installation.  Rick's script and my
old script both works now, thanks guys :-)

From
G.S.

> Hi Matt,
>
> I made a quick example that produces fine images from an off-axis view,
> and rather cubist results along x, y or z. The script is posted at
>   http://paste.enzotools.org/show/1120/
> and the dataset is RD0007 from the Enzo cookbook.
>
> Thanks,
> Rick
>
> On Aug 25, 2010, at 2:34 PM, Matthew Turk wrote:
>
>> Hi Rick,
>>
>> Okay, fair enough.  :)  If y'all have a script that shows the issue,
>> I'll run some tests...  I'm suspicious that it's still in the iv_dir
>> calculation.
>>
>> -Matt
>>
>> On Wed, Aug 25, 2010 at 2:31 PM, Rick Wagner <rwagner at physics.ucsd.edu>
>> wrote:
>>> Hi Matt,
>>>
>>> Actually, I think that the last changes you made fixed some cases, but
>>> not all of them.  Before I went on vacation I was trying to learn how
>>> the rendering was implemented, so that I could suggest a fix, rather
>>> than just a bug report. My memory is that orthogonal projections may
>>> still be having problems.
>>>
>>> --Rick
>>>
>>> On Aug 25, 2010, at 1:58 PM, Matthew Turk wrote:
>>>
>>>> Hi G.S.,
>>>>
>>>> Are you on trunk or 1.7?  I thought I fixed both...  Rick Wagner was
>>>> also looking at this a while back and I think he said it was working
>>>> for him after being broken.
>>>>
>>>> You can try a fresh install, but I don't think that would work if
>>>> updating didn't.  :)  Are you sure it's updating the right place?
>>>>
>>>> -Matt
>>>>
>>>> On Wed, Aug 25, 2010 at 1:52 PM,  <gso at physics.ucsd.edu> wrote:
>>>>> I did an svn up, then python setup.py install yesterday trying to see
>>>>> if
>>>>> an update would fix it, so I was at svn version 1810 yesterday, today
>>>>> it's
>>>>> 1811, even after the yt instinfo -u the problem persists.  Do I need
>>>>> to do
>>>>> a new install of YT for the new release or is SVN still keeping me up
>>>>> with
>>>>> latest?
>>>>>
>>>>> From
>>>>> G.S.
>>>>>
>>>>>> Hi G.S.,
>>>>>>
>>>>>>> Specifically, when I try to render an image using an image plane
>>>>>>> perpendicular to the vector L=[1,1,1] and center [0.5,0.5,0.5]
>>>>>>> everything
>>>>>>> looks fine, but if I want a head on view from the x axis of the y,z
>>>>>>> plane
>>>>>>> and setting L=[1,0,0] the image is just gibberish.
>>>>>>>
>>>>>>> Any thoughts on what I might have done wrong?  I was just using the
>>>>>>> sample
>>>>>>> script from the cookbook and changing L only, with both the "Simple
>>>>>>> Volume
>>>>>>> Rendering" and "Camera Interface"
>>>>>>
>>>>>> You didn't do anything wrong.  There was a bug that was causing this
>>>>>> a
>>>>>> while back, but it should be fixed in the current trunk.  "yt
>>>>>> instinfo
>>>>>> -u" should update things for you.  Let me know if that doesn't work!
>>>>>>
>>>>>> -Matt
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>>>>>
>>>>>
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