[yt-users] Mirroring Cartesian data about a plane for volume rendering

[Daniel Fenn]

Hi Suoqing,

Thanks for the suggestion. I'll proceed along those lines.

Dan

2016-03-14 17:38 GMT-04:00 Suoqing Ji <suoqing at physics.ucsb.edu>:

> Hi Dan,
>
> I don’t think there’s a direct option of mirroring in volume rendering,
> however this is definitely doable via other ways.
>
> One way I can come up with is, you could specify the region above/below
> z=0 plane and extract fix resolution data from it (see
> http://yt-project.org/docs/dev/cookbook/constructing_data_objects.html#extracting-fixed-resolution-data),
> then mirror the data and pass it to volume rendering.
>
> Best wishes,
> --
> Suoqing JI
> Ph.D Candidate
> Department of Physics
> University of California, Santa Barbara
> http://web.physics.ucsb.edu/~suoqing
>
> On Mar 14, 2016, at 2:30 PM, Daniel Fenn <dsfenn at gmail.com> wrote:
>
> Hi,
>
> I have a 3D Cartesian FLASH dataset that I would like to mirror about the
> z=0 plane for volume rendering. Is there a straightforward way to do this
> in yt?
>
> I was unable to find any option in the volume rendering itself. My guess
> is that I'd have to perhaps make a new array representing the data and do
> the mirroring by appropriately copying the elements. However, I'm unsure
> how to go about this--especially for AMR data. Does anyone know of any
> built-in functionality that might be useful for this?
>
> Thanks.
>
> Dan
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