update bg fit order; don't add calexp bg

lsst · Sep 25, 2019 · 9af572f · 9af572f
1 parent 9e516c2
commit 9af572f
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/python/lsst/pipe/tasks/imageDifference.py b/python/lsst/pipe/tasks/imageDifference.py
@@ -49,7 +49,7 @@
 class ImageDifferenceConfig(pexConfig.Config):
     """Config for ImageDifferenceTask
     """
-    doAddCalexpBackground = pexConfig.Field(dtype=bool, default=True,
+    doAddCalexpBackground = pexConfig.Field(dtype=bool, default=False,
                                             doc="Add background to calexp before processing it.  "
                                                 "Useful as ipDiffim does background matching.")
     doUseRegister = pexConfig.Field(dtype=bool, default=True,
@@ -189,7 +189,7 @@ def setDefaults(self):
         self.subtract['al'].kernel.name = "AL"
         self.subtract['al'].kernel.active.fitForBackground = True
         self.subtract['al'].kernel.active.spatialKernelOrder = 1
-        self.subtract['al'].kernel.active.spatialBgOrder = 0
+        self.subtract['al'].kernel.active.spatialBgOrder = 2
         self.doPreConvolve = False
         self.doMatchSources = False
         self.doAddMetrics = False