Changeset 34966 for trunk/psastro

Timestamp:

Jan 18, 2013, 10:08:52 AM (14 years ago)

Author:

bills

Message:

Add new recipe value DVO.GETSTAR.FIXED.ZEROPT. If non-zero use it for the
zero point used to compute the magnitude limits for getstar instead of the
values in PHOTCODE.DATA.
Set it to 0.0 by default and 25.0 for the gpc1 skycal recipes.

File:

• trunk/psastro/src/psastroLoadRefstars.c (modified) (2 diffs)

trunk/psastro/src/psastroLoadRefstars.c

@@ -363 +363 @@
     if (!status) ESCAPE ("missing DVO.GETSTAR.MIN.MAG.INST");
 
+    // if non zero override the zero point for the photcode (for stacks)
+    float fixedzeropt = psMetadataLookupF32(&status, recipe, "DVO.GETSTAR.FIXED.ZEROPT");
+
     // PHOTCODE.DATA is a multi of metadata items
     psListIterator *iter = psListIteratorAlloc(item->data.list, PS_LIST_HEAD, false);
@@ -391 +394 @@
             continue;
         }
+        if (fixedzeropt != 0.0) {
+            // override the recipe's zero point with the fixed value (for stacks)
+            zeropt = fixedzeropt;
+        }
 
         // convert the minInst to a calibrated minimum magnitude