From f3265626eddbfb49a0a5c332731052147aef5cac Mon Sep 17 00:00:00 2001
From: Bastien Bouclet
Date: Sat, 20 Feb 2016 13:59:27 +0100
Subject: MOHAWK: Fix Channelwood's opcode 129

It should only play the sound if no other is already playing
---
 engines/mohawk/myst_stacks/channelwood.cpp | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/engines/mohawk/myst_stacks/channelwood.cpp b/engines/mohawk/myst_stacks/channelwood.cpp
index cd6935bdeb..659c5dcdf2 100644
--- a/engines/mohawk/myst_stacks/channelwood.cpp
+++ b/engines/mohawk/myst_stacks/channelwood.cpp
@@ -747,8 +747,9 @@ void Channelwood::o_soundReplace(uint16 op, uint16 var, uint16 argc, uint16 *arg
 
 	uint16 soundId = argv[0];
 
-	// TODO: If is foreground playing
-	_vm->_sound->replaceSoundMyst(soundId);
+	if (!_vm->_sound->isPlaying()) {
+		_vm->_sound->replaceSoundMyst(soundId);
+	}
 }
 
 void Channelwood::o_lever_init(uint16 op, uint16 var, uint16 argc, uint16 *argv) {
-- 
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