Index: /trunk/ppSim/src/ppSimAddNoise.c
===================================================================
--- /trunk/ppSim/src/ppSimAddNoise.c	(revision 29549)
+++ /trunk/ppSim/src/ppSimAddNoise.c	(revision 29550)
@@ -34,4 +34,5 @@
             signal->data.F32[y][x] += sqrtf(variance->data.F32[y][x]) * ppSimRandomGaussianNorm(rng);
             signal->data.F32[y][x] /= gain; // Converting to ADU
+	    // XXX the variance probably should be scaled as well -- we only are OK since GAIN = 1
         }
     }