From eba69d55840e25d9f608a75359969ea711a3eb67 Mon Sep 17 00:00:00 2001
From: Peter Broadwell <broadwell@stanford.edu>
Date: Thu, 8 Jul 2021 23:21:16 -0700
Subject: [PATCH] Clear empty tempo events in removeAcceleration

---
 src/MidiRoll.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/MidiRoll.cpp b/src/MidiRoll.cpp
index 4436c0d..28c87b2 100644
--- a/src/MidiRoll.cpp
+++ b/src/MidiRoll.cpp
@@ -318,6 +318,7 @@ void MidiRoll::removeAcceleration (void) {
 		}
 		mr[0][i].clear();
 	}
+	MidiFile::removeEmpties();
 	// Need to add tempo = 60 at tick 0
 	MidiFile::addTempo(0, 0, 60.0);
 	MidiFile::sortTrack(0);