[yt-users] Annotating particles in FLASH2.5

[C.S. Howard]

That would be awesome, as long as it isn't a huge headache. I'll be moving
to the newer versions of FLASH soon, but for now I'm stuck with version 2.5.

On Fri, Oct 3, 2014 at 12:18 PM, John ZuHone <jzuhone at gmail.com> wrote:

> Hi Corey,
>
> Unfortunately, we don't support FLASH 2.5 particle data, because it is in
> a different format from v. 3.0 and above.
>
> If you like, I'd be happy to help figure out some kind of workaround.
>
> Best,
>
> John
>
> John ZuHone
> Kavli Center for Astrophysics and Space Research
> Massachusetts Institute of Technology
> 77 Massachusetts Ave., 37-582G
> Cambridge, MA 02139
> (w) 617-253-2354
> (m) 781-708-5004
> jzuhone at space.mit.edu
> jzuhone at gmail.com
> http://www.jzuhone.com
>
> On Oct 3, 2014, at 12:14 PM, C.S. Howard <howardcs at mcmaster.ca> wrote:
>
> Hi everyone,
>
> I'm trying to draw sink particles on a slice plot using FLASH 2.5 data.
> I'm using yt 3.0 with the commands:
>
>  pf = yt.load(pltfiles[k])
>  fig = plt.figure()
>  ax1 = fig.add_subplot(111)
>  axes = {'x':0, 'y':1, 'z':2}
>  slices = {'x':[0.0,0.5,0.5],\
>               'y':[0.5,0.0,0.5],\
>               'z':[0.5,0.5,0.5]}
>
>   slc = SlicePlot(pf, 'z', 'density', center = slices['z'],origin='domain')
>   slc.annotate_particles(1.0, p_size=15.0, col="Black")
>
> but it doesn't work, giving me the following errors;
>
> Traceback (most recent call last):
>   File "./sliceplots.py", line 42, in <module>
>     slc.annotate_particles(1.0, p_size=15.0, col="Black")
>   File
> "/1/home/howardcs/yt-3.0/yt-x86_64/src/yt-hg/yt/visualization/plot_container.py",
> line 70, in newfunc
>     args[0]._setup_plots()
>   File
> "/1/home/howardcs/yt-3.0/yt-x86_64/src/yt-hg/yt/visualization/plot_window.py",
> line 862, in _setup_plots
>     self.run_callbacks(f)
>   File
> "/1/home/howardcs/yt-3.0/yt-x86_64/src/yt-hg/yt/visualization/plot_container.py",
> line 315, in run_callbacks
>     callback(cbw)
>   File
> "/1/home/howardcs/yt-3.0/yt-x86_64/src/yt-hg/yt/visualization/plot_modifications.py",
> line 1055, in __call__
>     &   ( reg[pt, field_y] >= y0 ) & ( reg[pt, field_y] <= y1 ) )
>   File
> "/1/home/howardcs/yt-3.0/yt-x86_64/src/yt-hg/yt/data_objects/data_containers.py",
> line 233, in __getitem__
>     f = self._determine_fields([key])[0]
>   File
> "/1/home/howardcs/yt-3.0/yt-x86_64/src/yt-hg/yt/data_objects/data_containers.py",
> line 486, in _determine_fields
>     finfo = self.ds._get_field_info(ftype, fname)
>   File
> "/1/home/howardcs/yt-3.0/yt-x86_64/src/yt-hg/yt/data_objects/static_output.py",
> line 482, in _get_field_info
>     raise YTFieldNotFound((ftype, fname), self)
> yt.utilities.exceptions.YTFieldNotFound: Could not find field '('all',
> 'particle_position_x')' in DensProfTurb_flattop_hdf5_plt_cnt_0200
>
> Seems like its having trouble finding the particle information for
> FLASH2.5. Any suggestions on where to go from here?
>
> Thanks,
> Corey
>
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