Refs #9445. Fixed NaN-problem in PoldiTimeTransformer

PoldiTimeTransformer::detectorElementIntensity produced NaN when a wavelength outside the spectrum boundaries was calculated, because that would be negative.
mantidproject · May 22, 2014 · efbd26b · efbd26b
1 parent 5f4146d
commit efbd26b
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/Code/Mantid/Framework/SINQ/src/PoldiUtilities/PoldiSourceSpectrum.cpp b/Code/Mantid/Framework/SINQ/src/PoldiUtilities/PoldiSourceSpectrum.cpp
@@ -26,7 +26,7 @@ PoldiSourceSpectrum::PoldiSourceSpectrum(Instrument_const_sptr poldiInstrument)
   */
 double PoldiSourceSpectrum::intensity(double wavelength) const
 {
-    return m_spectrum.value(wavelength);
+    return std::max(0.0, m_spectrum.value(wavelength));
 }
 
 /** Extracts the source spectrum from an Instrument