[yt-users] Annotating particles in FLASH2.5

[John ZuHone]

Hi Corey,

Any chance you can provide me a particle file that I could work with?

Thanks,

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 12:22 PM, C.S. Howard <howardcs at mcmaster.ca> wrote:
> 
> 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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