Index: /trunk/psphot/src/psphotMagnitudes.c
===================================================================
--- /trunk/psphot/src/psphotMagnitudes.c	(revision 9993)
+++ /trunk/psphot/src/psphotMagnitudes.c	(revision 9994)
@@ -10,8 +10,14 @@
     pmSourceMagnitudesInit (recipe);
 
+    bool IGNORE_GROWTH = psMetadataLookupBool (&status, recipe, "IGNORE_GROWTH");
+    bool INTERPOLATE_AP = psMetadataLookupBool (&status, recipe, "INTERPOLATE_AP");
+
+    pmSourcePhotometryMode photMode = PM_SOURCE_PHOT_APCORR | PM_SOURCE_PHOT_WEIGHT;
+    if (!IGNORE_GROWTH) photMode |= PM_SOURCE_PHOT_GROWTH;
+    if (INTERPOLATE_AP) photMode |= PM_SOURCE_PHOT_INTERP;
+
     for (int i = 0; i < sources->n; i++) {
 	pmSource *source = (pmSource *) sources->data[i];
-	status = pmSourceMagnitudes (source, psf, PM_SOURCE_PHOT_GROWTH | PM_SOURCE_PHOT_APCORR | PM_SOURCE_PHOT_WEIGHT);
-	// status = pmSourceMagnitudes (source, psf, PM_SOURCE_PHOT_GROWTH | PM_SOURCE_PHOT_APCORR);
+	status = pmSourceMagnitudes (source, psf, photMode);
 	if (status) Nap ++;
     }