From 466c6faeb5deb4390cc9dda24fddd67152b07b90 Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Tue, 17 Dec 2019 22:20:38 -0800
Subject: [PATCH] Correctly scale spatialized B-Format sources

---
 alc/alu.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/alc/alu.cpp b/alc/alu.cpp
index c421ff12..d366e5f3 100644
--- a/alc/alu.cpp
+++ b/alc/alu.cpp
@@ -843,8 +843,8 @@ void CalcPanningAndFilters(ALvoice *voice, const ALfloat xpos, const ALfloat ypo
                 CalcAngleCoeffs(ScaleAzimuthFront(az, 1.5f), ev, Spread, coeffs);
             }
 
-            /* NOTE: W needs to be scaled due to FuMa normalization. */
-            const float scale0{AmbiScale::FromFuMa[0]};
+            /* NOTE: W needs to be scaled according to channel scaling. */
+            const float scale0{GetAmbiScales(voice->mAmbiScaling)[0]};
             ComputePanGains(&Device->Dry, coeffs, DryGain*scale0,
                 voice->mChans[0].mDryParams.Gains.Target);
             for(ALuint i{0};i < NumSends;i++)