Changeset 42448 for trunk/psModules/src/detrend/pmNewNonLinear.c

Timestamp:

Apr 12, 2023, 5:15:20 PM (3 years ago)

Author:

eugene

Message:

do not allow negative fluxes to introduce NAN values in the correction factor

File:

• trunk/psModules/src/detrend/pmNewNonLinear.c (modified) (1 diff)

trunk/psModules/src/detrend/pmNewNonLinear.c

@@ -39 +39 @@
             // Calculate correction factor contribution for this pixel.
             psF32 flux = image->data.F32[i][j];
-            psF32 lFlux = log10(flux);
+            psF32 lFlux = (flux > 1.0) ? log10(flux) : 0.0; // do not introduce NANs for negative flux
             
             psF32 factor = psSpline1DEval (model, lFlux);