From 4cef8c681c844ad29b10e065307bce6d160cf645 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Mon, 30 Aug 2021 09:03:47 -0600
Subject: [PATCH] evoral: fix for Curve coefficient computation

---
 libs/evoral/Curve.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libs/evoral/Curve.cc b/libs/evoral/Curve.cc
index 43ba4e9788..55e229c76f 100644
--- a/libs/evoral/Curve.cc
+++ b/libs/evoral/Curve.cc
@@ -111,7 +111,7 @@ Curve::solve () const
 
 				/* first segment */
 
-				fplast = ((3 * (y[1] - y[0]) / (2 * (xi - xim1))) - (fpone * 0.5));
+				fplast = ((3 * (y[1] - y[0]) / (2 * (x[1].val() - x[0].val()))) - (fpone * 0.5));
 
 				/* we don't store coefficients for i = 0 */