Updated Ambisonics to actual implementation of core

src/Rendering/Ambisonics/Freefield/VAAmbisonicsFreefieldAudioRenderer.cpp

@@ -1161,7 +1161,7 @@ void CVAAFFSoundPath::UpdateDir(bool bDIRAuraModeEnabled)
 			{
 				std::vector< float > vfMags(CITAThirdOctaveMagnitudeSpectrum::GetNumBands());
 				pDirectivityDataNew->getMagnitudes(oDirectivityStateNew.iRecord, 0, &vfMags[0]);
-				CITAThirdOctaveMagnitudeSpectrum oDirectivityMagnitudes;
+				CITAThirdOctaveGainMagnitudeSpectrum oDirectivityMagnitudes;
 				oDirectivityMagnitudes.SetMagnitudes(vfMags);
 				pThirdOctaveFilterBank->SetMagnitudes(oDirectivityMagnitudes);
 			}