[yt-users] load spherical polar coordinate data with mesh refinement in HDF5
Harvard
yanfei.jiang at cfa.harvard.edu
Wed Mar 30 15:13:50 PDT 2016
Thanks. I will look into this.
> On Mar 30, 2016, at 6:01 PM, Jonah Miller <jonah.maxwell.miller at gmail.com> wrote:
>
> Hi Yanfei,
>
> To add to Matt's comment. Here is the documentation for using load_hexahedral_mesh.
> http://yt-project.org/doc/examining/loading_data.html#semi-structured-grid-data
> http://yt-project.org/doc/reference/api/generated/yt.frontends.stream.data_structures.load_hexahedral_mesh.html
>
> Best,
> Jonah
>
>> On 16-03-30 05:15 PM, Matthew Turk wrote:
>> Hi Yanfei,
>>
>> This is possible -- but it will also slow some things down. You can
>> use the load_hexahedral_mesh function, and there're examples of this.
>> This takes away some of the optimizations that regular grids can do,
>> but we're hoping to add them back in shortly. Like the other
>> functions it too takes a geometry argument.
>>
>> -Matt
>>
>> On Wed, Mar 30, 2016 at 2:49 PM, Jiang, Yanfei
>> <yanfei.jiang at cfa.harvard.edu> wrote:
>>> Hi Jonah,
>>>
>>> I am able to load the data to yt now using load_amr_grids(). I notice
>>> that it can also set geometry to spherical. This is great. But to make life
>>> more complicate. Is it possible to let yt know that the grid is logarithmic?
>>> Currently, load_amr_grids() just take left and right edges of each block. I
>>> guess yt assumes the grid is uniform between left and right edges. Is it
>>> possible to provide arrays of coordinate values for each cell in each block?
>>>
>>> Thanks.
>>>
>>> On Tue, Mar 29, 2016 at 6:58 PM, Jonah Miller
>>> <jonah.maxwell.miller at gmail.com> wrote:
>>>> Hi Yan-Feng,
>>>>
>>>> I haven't tried it, but I think there is functionality for this. You can
>>>> use the load_amr_grids() function which can load amr data in Cartesian,
>>>> spherical, or polar coordinates. Here's the documentation:
>>>>
>>>>
>>>> http://yt-project.org/doc/examining/generic_array_data.html#loading-numpy-array
>>>>
>>>>
>>>> http://yt-project.org/doc/reference/api/generated/yt.frontends.stream.data_structures.load_amr_grids.html#yt.frontends.stream.data_structures.load_amr_grids
>>>>
>>>> Best,
>>>> Jonah
>>>>
>>>> On Tue, Mar 29, 2016, 6:35 PM Jiang, Yanfei <yanfei.jiang at cfa.harvard.edu>
>>>> wrote:
>>>>> Hi,
>>>>> I have some data from a new version of Athena simulations. It is
>>>>> in spherical polar coordinate with mesh refinement written in HDF5. The data
>>>>> structure is similar to flash data but not the same. Does anyone have
>>>>> suggestions to load such data to yt directly?
>>>>>
>>>>> Thank you.
>>>>> --
>>>>> Yan-Fei Jiang
>>>>>
>>>>> Einstein Fellow
>>>>> Harvard-Smithsonian Center for Astrophysics
>>>>> 60 Garden Street, Cambridge MA USA 02138
>>>>> _______________________________________________
>>>>> yt-users mailing list
>>>>> yt-users at lists.spacepope.org
>>>>> http://lists.spacepope.org/listinfo.cgi/yt-users-spacepope.org
>>>>
>>>> _______________________________________________
>>>> yt-users mailing list
>>>> yt-users at lists.spacepope.org
>>>> http://lists.spacepope.org/listinfo.cgi/yt-users-spacepope.org
>>>
>>>
>>> --
>>> Yan-Fei Jiang
>>>
>>> Einstein Fellow
>>> Harvard-Smithsonian Center for Astrophysics
>>> 60 Garden Street, Cambridge MA USA 02138
>>>
>>> _______________________________________________
>>> yt-users mailing list
>>> yt-users at lists.spacepope.org
>>> http://lists.spacepope.org/listinfo.cgi/yt-users-spacepope.org
>> _______________________________________________
>> yt-users mailing list
>> yt-users at lists.spacepope.org
>> http://lists.spacepope.org/listinfo.cgi/yt-users-spacepope.org
>
> _______________________________________________
> yt-users mailing list
> yt-users at lists.spacepope.org
> http://lists.spacepope.org/listinfo.cgi/yt-users-spacepope.org
More information about the yt-users
mailing list