Changeset 14667 for trunk/ppSim/src/ppSimInsertSources.c

Timestamp:

Aug 25, 2007, 11:57:36 AM (19 years ago)

Author:

eugene

Message:

added galaxies, some tweaks

File:

• trunk/ppSim/src/ppSimInsertSources.c (modified) (2 diffs)

trunk/ppSim/src/ppSimInsertSources.c

@@ -5 +5 @@
     bool mdok;
 
+    assert (readout);
     assert (stars);
-    assert (readout);
-    
+
+    if (!stars->n) { return true; }
+
     // XXX is this needed?
     // pmFPAfile *simSources = psMetadataLookupPtr(NULL, config->files, "PPSIM.SOURCES"); // Output sources
@@ -88 +90 @@
         pmSource *source = pmSourceFromModel (model, readout, radius, PM_SOURCE_TYPE_STAR);
 
+        // XXX set the mag & err values (should this be done in pmSourceFromModel?)
+        // XXX i should be applying the gain and the correct effective area
+        psEllipseAxes axes = pmPSF_ModelToAxes (model->params->data.F32, 20.0);
+        psF64 Area = 2.0 * M_PI * axes.major * axes.minor;
+
+        source->psfMag = -2.5*log10(star->flux);
+        source->errMag = sqrt(Area*PS_SQR(roughNoise) + star->flux) / star->flux;       
+        
         // XXX add the sources to a source array