Changeset 31154 for trunk/psphot/src/psphotBlendFit.c

Timestamp:

Apr 4, 2011, 1:12:39 PM (15 years ago)

Author:

eugene

Message:

use the smoothed image for footprint culling; use a more stringent culling for saturated stars; more tweaks to get sat stars to be fitted; various updates to psphotStack; unify psphotImageLoop varients; be a bit careful about number of stars in a PSF clump

Location:

trunk/psphot

Files:

• . (modified) (2 props)
• src/psphotBlendFit.c (modified) (4 diffs)

trunk/psphot

@@ -19 +19 @@
 psphot-config
 Doxyfile
+a.out.dSYM

@@ -19 +19 @@
 psphot-config
 Doxyfile
+a.out.dSYM

trunk/psphot/src/psphotBlendFit.c

@@ -94 +94 @@
     fitOptions->weight        = PS_SQR(skySig);
     fitOptions->mode          = PM_SOURCE_FIT_PSF;
+    fitOptions->covarFactor   = psImageCovarianceFactorForAperture(readout->covariance, 10.0); // Covariance matrix
 
     psphotInitLimitsPSF (recipe, readout);
@@ -103 +104 @@
 
     // source analysis is done in S/N order (brightest first)
-    sources = psArraySort (sources, pmSourceSortBySN);
+    sources = psArraySort (sources, pmSourceSortByFlux);
     if (!sources->n) {
         psLogMsg ("psphot", PS_LOG_INFO, "no sources, skipping blend");
@@ -176 +177 @@
             }
             psFree(job);
-            }
+        }
     }
     psFree (cellGroups);
@@ -242 +243 @@
 
         // limit selection to some SN limit
-        if (source->peak->SN < FIT_SN_LIM) continue;
+        if (sqrt(source->peak->detValue) < FIT_SN_LIM) continue;
 
         // exclude sources outside optional analysis region

@@ -19 +19 @@
 psphot-config
 Doxyfile
+a.out.dSYM