Index: trunk/psModules/src/objects/pmSourcePhotometry.h
===================================================================
--- trunk/psModules/src/objects/pmSourcePhotometry.h	(revision 25980)
+++ trunk/psModules/src/objects/pmSourcePhotometry.h	(revision 27531)
@@ -29,13 +29,15 @@
 
 typedef enum {
-    PM_SOURCE_PHOT_NONE   = 0x0000,
-    PM_SOURCE_PHOT_GROWTH = 0x0001,
-    PM_SOURCE_PHOT_APCORR = 0x0002,
-    PM_SOURCE_PHOT_WEIGHT = 0x0004,
-    PM_SOURCE_PHOT_INTERP = 0x0008,
+    PM_SOURCE_PHOT_NONE      = 0x0000,
+    PM_SOURCE_PHOT_GROWTH    = 0x0001,
+    PM_SOURCE_PHOT_APCORR    = 0x0002,
+    PM_SOURCE_PHOT_WEIGHT    = 0x0004,
+    PM_SOURCE_PHOT_INTERP    = 0x0008,
+    PM_SOURCE_PHOT_DIFFSTATS = 0x0010,
 } pmSourcePhotometryMode;
 
 bool pmSourcePhotometryModel(
     float *fitMag,                      ///< integrated fit magnitude
+    float *fitFlux,                     ///< integrated fit magnitude
     pmModel *model                      ///< model used for photometry
 );
@@ -54,4 +56,5 @@
 bool pmSourceChisq (pmModel *model, psImage *image, psImage *mask, psImage *weight, psImageMaskType maskVal, const float covarFactor);
 
+bool pmSourceMeasureDiffStats (pmSource *source, psImageMaskType maskVal);
 
 double pmSourceDataDotModel (const pmSource *Mi, const pmSource *Mj, const bool unweighted_sum, const float covarFactor);