From 57a1641550dd3eaddfae0423f8b021416fda5a55 Mon Sep 17 00:00:00 2001
From: probonopd <probonopd@users.noreply.github.com>
Date: Fri, 18 Apr 2025 18:17:58 +0200
Subject: [PATCH] Update the voice data parameter OPE

Offset 155
---
 src/mididevice.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/mididevice.cpp b/src/mididevice.cpp
index 90fefbd..b35cc8c 100644
--- a/src/mididevice.cpp
+++ b/src/mididevice.cpp
@@ -325,6 +325,8 @@ void CMIDIDevice::MIDIMessageHandler (const u8 *pMessage, size_t nLength, unsign
 			for (unsigned nTG = 0; nTG < m_pConfig->GetToneGenerators(); nTG++) {
 				// Set the operator mask directly (no toggling)
 				m_pSynthesizer->setOperatorMask(operatorMask, nTG);
+				// Also update the actual voice data parameter OPE (offset 155)
+				m_pSynthesizer->setVoiceDataElement(155, operatorMask, nTG);
 			}
 			return;
 		}