[yt-dev] Make the default camera lens the perspective lens

Brian O'Shea bwoshea at gmail.com
Tue Mar 8 05:56:39 PST 2016


Ditto here; it is more aligned with peoples' expectations about volume
rendering (and also easier for us to make 3D renderings if we want to!)

On Tue, Mar 8, 2016 at 8:23 AM, John Wise <jwise at physics.gatech.edu> wrote:

> If the speed is the same, then I'm in favor of switching the default to
> perspective.
>
> Thanks,
> John
>
>
> On 03/07/2016 09:50 PM, Nathan Goldbaum wrote:
>
>> Hi all,
>>
>> I'm curious what people think about switching the default camera lens
>> from "plane-parallel" to "perspective".
>>
>> Perspective cameras are more intuitive - it makes sense to talk about a
>> camera position and orientation, since all the rays originate from a
>> single point.
>>
>> The last time this came up, the major concern was that perspective
>> renders were not as performant as plane-parallel renders.
>>
>> Today Kacper submitted a PR that substantially improves the performance
>> of the perspective camera:
>>
>> https://bitbucket.org/yt_analysis/yt/pull-requests/2028/
>>
>> If we benchmark and find that the plane-parallel camera is competitive
>> with the plane-parallel camera in terms of speed, would it be ok to
>> switch to perspective for the default camera?
>>
>> -Nathan
>>
>>
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>>
>>
> --
> John Wise
> Associate Professor of Physics
> Center for Relativistic Astrophysics, Georgia Tech
> http://cosmo.gatech.edu
>
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>
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