From fa32cadd361838092a98644f3e54524b660b05c5 Mon Sep 17 00:00:00 2001
From: tildearrow <tildearrow@protonmail.com>
Date: Tue, 15 Mar 2022 18:34:41 -0500
Subject: [PATCH] fix conflicting system flags when changing systems

---
 src/engine/engine.cpp | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/engine/engine.cpp b/src/engine/engine.cpp
index c16392772..18841d4e3 100644
--- a/src/engine/engine.cpp
+++ b/src/engine/engine.cpp
@@ -612,6 +612,7 @@ void DivEngine::changeSystem(int index, DivSystem which) {
   quitDispatch();
   isBusy.lock();
   song.system[index]=which;
+  song.systemFlags[index]=0;
   recalcChans();
   isBusy.unlock();
   initDispatch();
@@ -633,7 +634,10 @@ bool DivEngine::addSystem(DivSystem which) {
   }
   quitDispatch();
   isBusy.lock();
-  song.system[song.systemLen++]=which;
+  song.system[song.systemLen]=which;
+  song.systemVol[song.systemLen]=64;
+  song.systemPan[song.systemLen]=0;
+  song.systemFlags[song.systemLen++]=0;
   recalcChans();
   isBusy.unlock();
   initDispatch();