[Yt-svn] yt-commit r1442 - trunk/yt/lagos

[britton at wrangler.dreamhost.com]

Author: britton
Date: Wed Sep  9 18:44:16 2009
New Revision: 1442
URL: http://yt.spacepope.org/changeset/1442

Log:
Added field, StarMassMsun, as mass field corresponding to star_density.


Modified:
   trunk/yt/lagos/UniversalFields.py

Modified: trunk/yt/lagos/UniversalFields.py
==============================================================================
--- trunk/yt/lagos/UniversalFields.py	(original)
+++ trunk/yt/lagos/UniversalFields.py	Wed Sep  9 18:44:16 2009
@@ -356,6 +356,12 @@
           function=_TotalMass,
           convert_function=_convertCellMassMsun)
 
+def _StarMass(field,data):
+    return data["star_density"] * data["CellVolume"]
+add_field("StarMassMsun", units=r"M_{\odot}",
+          function=_StarMass,
+          convert_function=_convertCellMassMsun)
+
 def _Matter_Density(field,data):
     return (data['Density'] + data['Dark_Matter_Density'])
 add_field("Matter_Density",function=_Matter_Density,units=r"\rm{g}/\rm{cm^3}")