[Yt-svn] yt-commit r1611 - trunk/yt/lagos
mturk at wrangler.dreamhost.com
mturk at wrangler.dreamhost.com
Fri Feb 5 14:24:50 PST 2010
Author: mturk
Date: Fri Feb 5 14:24:48 2010
New Revision: 1611
URL: http://yt.enzotools.org/changeset/1611
Log:
Adding a simple boolean field for identifying star particles; useful for
mass histograms
Modified:
trunk/yt/lagos/EnzoFields.py
Modified: trunk/yt/lagos/EnzoFields.py
==============================================================================
--- trunk/yt/lagos/EnzoFields.py (original)
+++ trunk/yt/lagos/EnzoFields.py Fri Feb 5 14:24:48 2010
@@ -342,6 +342,12 @@
function=_StarAge,
projection_conversion="1")
+def _IsStarParticle(field, data):
+ is_star = (data['creation_time'] > 0).astype('float64')
+ return is_star
+add_field('IsStarParticle', function=_IsStarParticle,
+ particle_type = True)
+
#
# Now we do overrides for 2D fields
#
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