From ffebe9df9a3474d68b7869c52dc284a79888049e Mon Sep 17 00:00:00 2001
From: Paul Ferrand <paul@ferrand.cc>
Date: Sun, 19 Jan 2020 07:16:20 +0100
Subject: [PATCH] Mono process for the crossfade envelope

The right channel should be blank at this point of the process so you only need to apply the envelope to the left channel
---
 src/sfizz/Voice.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sfizz/Voice.cpp b/src/sfizz/Voice.cpp
index b537f525..573bc458 100644
--- a/src/sfizz/Voice.cpp
+++ b/src/sfizz/Voice.cpp
@@ -293,7 +293,7 @@ void sfz::Voice::processMono(AudioSpan<float> buffer) noexcept
 
     // Crossfade envelope
     crossfadeEnvelope.getBlock(span1);
-    buffer.applyGain(span1);
+    applyGain<float>(span1, leftBuffer);
 
     // Volume envelope
     volumeEnvelope.getBlock(span1);