Changeset 29550

Timestamp:

Oct 25, 2010, 3:17:53 PM (16 years ago)

Author:

eugene

Message:

add a comment

File:

• trunk/ppSim/src/ppSimAddNoise.c (modified) (1 diff)

trunk/ppSim/src/ppSimAddNoise.c

@@ -34 +34 @@
             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
         }
     }