Index: trunk/psModules/src/objects/pmModelFuncs.h
===================================================================
--- trunk/psModules/src/objects/pmModelFuncs.h	(revision 36375)
+++ trunk/psModules/src/objects/pmModelFuncs.h	(revision 36860)
@@ -110,4 +110,7 @@
 typedef psF64 (*pmModelRadius)(const psVector *params, double flux);
 
+// This function returns the FWHM given the supplied sigma (major or minor)
+typedef psF64 (*pmModelSetFWHM)(const psVector *params, double sigma);
+
 //  This function provides the model guess parameters based on the details of
 //  the given source.