Index: trunk/psModules/src/camera/pmReadoutFake.c
===================================================================
--- trunk/psModules/src/camera/pmReadoutFake.c	(revision 18307)
+++ trunk/psModules/src/camera/pmReadoutFake.c	(revision 18318)
@@ -26,4 +26,6 @@
 #define MODEL_TYPE "PS_MODEL_RGAUSS"    // Type of model to use
 #define MAX_AXIS_RATIO 20.0             // Maximum axis ratio for PSF model
+#define SOURCE_MASK (PM_SOURCE_MODE_FAIL | PM_SOURCE_MODE_DEFECT | PM_SOURCE_MODE_SATURATED | \
+                     PM_SOURCE_MODE_CR_LIMIT) // Mask to apply to input sources
 
 
@@ -92,4 +94,7 @@
     for (int i = 0; i < numSources; i++) {
         pmSource *source = sources->data[i]; // Source of interest
+        if (source->mode & SOURCE_MASK) {
+            continue;
+        }
         if (!isfinite(source->psfMag)) {
             continue;