From dda0e12deb635ff058273c4f9c06a5aa8fbbb225 Mon Sep 17 00:00:00 2001
From: Glenn Maynard <gmaynard@users.sourceforge.net>
Date: Sun, 10 Sep 2006 08:34:50 +0000
Subject: [PATCH] init centering matrix with identity by default; reinit other
 stacks, too, so we're consistent if DISPLAY is recreated

---
 stepmania/src/RageDisplay.cpp | 10 ++++++++++
 stepmania/src/RageDisplay.h   |  2 +-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/stepmania/src/RageDisplay.cpp b/stepmania/src/RageDisplay.cpp
index 08f15239e1..cfe9eab87e 100644
--- a/stepmania/src/RageDisplay.cpp
+++ b/stepmania/src/RageDisplay.cpp
@@ -407,6 +407,16 @@ static MatrixStack g_ViewStack;
 static MatrixStack g_WorldStack;
 static MatrixStack g_TextureStack;
 
+
+RageDisplay::RageDisplay()
+{
+	RageMatrixIdentity( &g_CenteringMatrix );
+	g_ProjectionStack = MatrixStack();
+	g_ViewStack = MatrixStack();
+	g_WorldStack = MatrixStack();
+	g_TextureStack = MatrixStack();
+}
+
 const RageMatrix* RageDisplay::GetCentering() const
 {
 	return &g_CenteringMatrix;
diff --git a/stepmania/src/RageDisplay.h b/stepmania/src/RageDisplay.h
index 9284a2d74a..870d5751a4 100644
--- a/stepmania/src/RageDisplay.h
+++ b/stepmania/src/RageDisplay.h
@@ -152,7 +152,7 @@ public:
 
 	virtual const PixelFormatDesc *GetPixelFormatDesc( PixelFormat pf ) const = 0;
 
-	/* This is needed or the overridden classes' dtors will not be called. */
+	RageDisplay();
 	virtual ~RageDisplay() { }
 
 	virtual RString Init( const VideoModeParams &p, bool bAllowUnacceleratedRenderer ) = 0;