From 130cbb882a30effa197087899514e680512d1faf Mon Sep 17 00:00:00 2001
From: Glenn Maynard <gmaynard@users.sourceforge.net>
Date: Sun, 16 Oct 2005 02:11:25 +0000
Subject: [PATCH] fix background layers not processing broadcasts

---
 stepmania/src/Background.cpp | 20 ++++++++++++++++++++
 1 file changed, 20 insertions(+)

diff --git a/stepmania/src/Background.cpp b/stepmania/src/Background.cpp
index dc54cb1997..9347f79746 100644
--- a/stepmania/src/Background.cpp
+++ b/stepmania/src/Background.cpp
@@ -70,6 +70,7 @@ public:
 
 	virtual void LoadFromSong( const Song *pSong );
 	virtual void Unload();
+	virtual void ProcessMessages( float fDeltaTime );
 
 	virtual void Update( float fDeltaTime );
 	virtual void DrawPrimitives();
@@ -104,6 +105,7 @@ protected:
 
 		int FindBGSegmentForBeat( float fBeat ) const;
 		void UpdateCurBGChange( const Song *pSong, float fLastMusicSeconds, float fCurrentTime, const map<CString,BackgroundTransition> &mapNameToTransition );
+		void ProcessMessages( float fDeltaTime );
 
 		map<BackgroundDef,Actor*> m_BGAnimations;
 		vector<BackgroundChange> m_aBGChanges;
@@ -844,6 +846,14 @@ void BackgroundImpl::Layer::UpdateCurBGChange( const Song *pSong, float fLastMus
 		m_pFadingBGA->Update( fDeltaTimeMusicRate );
 }
 
+void BackgroundImpl::Layer::ProcessMessages( float fDeltaTime )
+{
+	if( m_pCurrentBGA )
+		m_pCurrentBGA->ProcessMessages( fDeltaTime );
+	if( m_pFadingBGA )
+		m_pFadingBGA->ProcessMessages( fDeltaTime );
+}
+
 void BackgroundImpl::Update( float fDeltaTime )
 {
 	ActorFrame::Update( fDeltaTime );
@@ -877,6 +887,16 @@ void BackgroundImpl::Update( float fDeltaTime )
 	m_fLastMusicSeconds = GAMESTATE->m_fMusicSeconds;
 }
 
+void BackgroundImpl::ProcessMessages( float fDeltaTime )
+{
+	ActorFrame::ProcessMessages( fDeltaTime );
+	FOREACH_BackgroundLayer( i )
+	{
+		Layer &layer = m_Layer[i];
+		layer.ProcessMessages( fDeltaTime );
+	}
+}
+
 void BackgroundImpl::DrawPrimitives()
 {
 	if( PREFSMAN->m_fBGBrightness == 0.0f )