<div dir="ltr"><div><div>Hi Muhammad,<br><br>This search of the VisIt user's forum archives might be relevant. It looks like you can "hack" a column density plot from VisIt's "X-ray" function:<br><br><i><a href="https://elist.ornl.gov/pipermail/visit-users/2011-August/010527.html">https://elist.ornl.gov/pipermail/visit-users/2011-August/010527.html</a><br><a href="https://elist.ornl.gov/mailman/mmsearch/visit-users?config=visit-users.htsearch&restrict=&exclude=&method=and&format=short&sort=score&words=column+density">https://elist.ornl.gov/mailman/mmsearch/visit-users?config=visit-users.htsearch&restrict=&exclude=&method=and&format=short&sort=score&words=column+density</a></i><br><br></div><div>If you are a fan of python, the open-source "yt" module (<a href="http://yt-project.org">http://yt-project.org</a>) is good at making non-interactive projection plots from FLASH HDF5 outputs. (In the Anaconda python distribution, download this package via "conda install yt"). For example, this script would take 3D FLASH data and make a 2D colormap plot, where density is integrated along the x dimension:<br><br></div><div><i>import yt<br></i></div><div><i>ds = yt.load("my_hdf5_plt_cnt_0000")</i><br></div><div><i>p = yt.ProjectionPlot(ds, 'x', 'density')</i><br></div><div><i>p.save()<br><br></i></div>Best,<br><br></div>Scott<br><div><div><div><br><br></div></div></div></div><div class="gmail_extra"><br clear="all"><div><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><div><div dir="ltr"><br>Scott Feister, Ph.D.<br>Postdoctoral Researcher, Flash Center for Computational Science<br></div><div>University of Chicago, Department of Astronomy and Astrophysics<br></div></div></div></div></div></div></div></div></div></div></div></div></div></div></div>
<br><div class="gmail_quote">On Wed, Sep 21, 2016 at 7:40 AM, <span dir="ltr"><<a href="mailto:akashi@ph.technion.ac.il" target="_blank">akashi@ph.technion.ac.il</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
<br>
Hi All<br>
<br>
I need to draw a column density plot using ViSiT. The data is 3D cartesian.<br>
Any help?<br>
<br>
Muhammad<br>
</blockquote></div><br></div>