CenteringPushMatrix, CenteringPopMatrix

stepmania/src/RageDisplay.cpp

@@ -612,6 +612,16 @@ void RageDisplay::ResolutionChanged()
 	UpdateCentering();
 }
 
+void RageDisplay::CenteringPushMatrix()
+{
+	g_CenteringStack.Push();
+}
+
+void RageDisplay::CenteringPopMatrix()
+{
+	g_CenteringStack.Pop();
+}
+
 void RageDisplay::ChangeCentering( int iTranslateX, int iTranslateY, int iAddWidth, int iAddHeight )
 {
 	g_iTranslateX = iTranslateX;

stepmania/src/RageDisplay.h

@@ -310,6 +310,8 @@ public:
 	void LoadLookAt( float fov, const RageVector3 &Eye, const RageVector3 &At, const RageVector3 &Up );
 
 	/* Centering matrix */
+	void CenteringPushMatrix();
+	void CenteringPopMatrix();
 	void ChangeCentering( int trans_x, int trans_y, int add_width, int add_height );
 
 	RageSurface *CreateSurfaceFromPixfmt( PixelFormat pixfmt, void *pixels, int width, int height, int pitch );