Changeset 26832 for branches/eam_branches/20091201/psModules/src/objects/pmPSF.c

Timestamp:

Feb 9, 2010, 6:15:15 PM (16 years ago)

Author:

Paul Price

Message:

Fix SEGV in measuring the PSF FWHM. I'm guessing this is from the PSF not being defined at the centre of the image, so now I measure it over the various areas of the image and take the average.

File:

• branches/eam_branches/20091201/psModules/src/objects/pmPSF.c (modified) (1 diff)

branches/eam_branches/20091201/psModules/src/objects/pmPSF.c

@@ -415 +415 @@
 
     pmModel *model = pmModelFromPSFforXY(psf, x, y, 1.0); // Model of source
+    if (!model) {
+        psError(PS_ERR_UNKNOWN, false, "Unable to determine PSF model at %f,%f\n", x, y);
+        return NAN;
+    }
     psF32 *params = model->params->data.F32; // Model parameters
     psEllipseAxes axes = pmPSF_ModelToAxes(params, MAX_AXIS_RATIO); // Ellipse axes