Index: trunk/ippconfig/gpc1/ppStack.config
===================================================================
--- trunk/ippconfig/gpc1/ppStack.config	(revision 36846)
+++ trunk/ippconfig/gpc1/ppStack.config	(revision 36855)
@@ -160,5 +160,5 @@
     STACK.TYPE              STR   DEEP_STACK  ## needed?
     PSF.INPUT.CLIP.SIMPLE   BOOL  True
-    PSF.INPUT.MAX           F32   6.0   # never really want >6 pixels in refstack, even on edges 
+    PSF.INPUT.MAX           F32   7.0   # center/edge can vary 1-2 pix, prefer <6 pix but needs to be <7 pix for edges
     PSF.INPUT.CLIP.NSIGMA   F32   1.0   # sample typically on rising side of distribution (set even smaller?)
     PSF.INPUT.THRESH        F32   NAN
@@ -168,4 +168,14 @@
     PSF.TARGET.AS.MAX       BOOL  TRUE      # Set the target PSF FWHM as the maximum of accepted input FWHM values.
     PSF.TARGET.AS.MAX.EPSILON F32 0.1       # Amount to set the target PSF FWHM larger than the maximum input. Target = eps + max(input)
+    THRESHOLD.MASK  F32     0.1             # Threshold for mask deconvolution (0..1)
+    COMBINE.ITER    F32     0.5             # Number of rejection iterations per input
+    COMBINE.REJ     F32     3.0             # Rejection threshold in combination (sigma)
+    COMBINE.SYS     F32     0.1             # Relative systematic error in combination
+    COMBINE.DISCARD F32     0.2             # Discard fraction for Olympic weighted mean
+    IMAGE.REJ       F32     0.1             # Rejected pixel fraction threshold for rejecting entire image
+    NMINPIX         S32     4               # Minimum input per pixel
+    MASK.VAL        STR     SUSPECT,MASK.VALUE,CONV.BAD,GHOST # Mask value of input bad pixels
+    MASK.BLANKBORDER S32    20              # Mask blank border in final stack output
+    BSCALEOFFSET    BOOL    TRUE            # HACK for removing bscale offset from input warps because of compression (0.5*BSCALE)
 END
 
@@ -193,4 +203,5 @@
     MASK.VAL        STR     SUSPECT,MASK.VALUE,CONV.BAD,GHOST # Mask value of input bad pixels
     MASK.BLANKBORDER S32    20              # Mask blank border in final stack output
+    BSCALEOFFSET    BOOL    TRUE            # HACK for removing bscale offset from input warps because of compression (0.5*BSCALE)
 END
 
Index: trunk/ippconfig/recipes/ppStack.config
===================================================================
--- trunk/ippconfig/recipes/ppStack.config	(revision 36846)
+++ trunk/ippconfig/recipes/ppStack.config	(revision 36855)
@@ -34,4 +34,5 @@
 TARGET.MINMAG	F32	3.0		# Minimum magnitude difference to tolerate in stamp
 NMINPIX		S32	1 		# Minimum input per pixel 
+BSCALEOFFSET    BOOL    FALSE           # HACK for removing offset from input warps because of compression (0.5*BSCALE)
 
 BACKGROUND.MODEL    BOOL   FALSE        # Construct a stacked version of the warp stage background