[Users] Visualizing data from Carpet

Erik Schnetter schnetter at cct.lsu.edu
Thu Jul 2 13:13:50 CDT 2015


The yt project <http://yt-project.org> recently started to support Cactus
output. I think that it should already be possible to use their reader to
read HDF5 files into Python, and to extract basic metadata from them.


On Fri, Jun 26, 2015 at 2:16 AM, Soham Mukherjee <soham.m at iisertvm.ac.in>

> Hi
> I have been trying to visualize the output from CarpetIOHDF5 in Python, as
> I want direct control over the data.
> I reckon, that the CarpetIOHDF5 thorn outputs the grid values for every
> processor in a separate .h5 file, since none of the files in a database
> seem to have as many grid points as it should have, and the number of such
> files exactly match the number of processors engaged in the job.
> If so, how can I stitch up the outputs from separate processors to get the
> values on all the grid points for an entire slice? The HDF5 files do
> contain a dataset named ‘Data Structure’, but I haven’t been yet able to
> figure out what its output is. If you could kindly help me with it.
> Thank you
> Soham
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Erik Schnetter <schnetter at cct.lsu.edu>
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