From 1abc36bbcbd54f7ae08c252b0e11c8a82028b355 Mon Sep 17 00:00:00 2001
From: Dominic Clark <mrdomclark@gmail.com>
Date: Sun, 5 Jan 2020 20:53:54 +0000
Subject: [PATCH] Fix stuck notes with Helm VSTi

---
 src/core/NotePlayHandle.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/core/NotePlayHandle.cpp b/src/core/NotePlayHandle.cpp
index d628573506f..d1a5843eda5 100644
--- a/src/core/NotePlayHandle.cpp
+++ b/src/core/NotePlayHandle.cpp
@@ -540,6 +540,15 @@ void NotePlayHandle::processMidiTime( const MidiTime& time )
 
 void NotePlayHandle::resize( const bpm_t _new_tempo )
 {
+	if (origin() == OriginMidiInput ||
+		(origin() == OriginNoteStacking && m_parent->origin() == OriginMidiInput))
+	{
+		// Don't resize notes from MIDI input - they should continue to play
+		// until the key is released, and their large duration can cause
+		// overflows in this method.
+		return;
+	}
+
 	double completed = m_totalFramesPlayed / (double) m_frames;
 	double new_frames = m_origFrames * m_origTempo / (double) _new_tempo;
 	m_frames = (f_cnt_t)new_frames;