From e9c2c4678d7a4164c8a2106af8164a1ebf206904 Mon Sep 17 00:00:00 2001
From: Glenn Maynard <gmaynard@users.sourceforge.net>
Date: Tue, 26 Apr 2005 03:57:06 +0000
Subject: [PATCH] fix division by zero causing m_fTrailingPercent to be NaN
 (results in the life bar getting "stuck" full)

---
 stepmania/src/StreamDisplay.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/stepmania/src/StreamDisplay.cpp b/stepmania/src/StreamDisplay.cpp
index b64130a4ad..1bcfde987b 100644
--- a/stepmania/src/StreamDisplay.cpp
+++ b/stepmania/src/StreamDisplay.cpp
@@ -52,7 +52,10 @@ void StreamDisplay::Update( float fDeltaSecs )
 		// Just move straight to either full or empty.
 		if( m_fPercent <= 0 || m_fPercent >= 1 )
 		{
-			m_fVelocity = (fDelta / fabsf(fDelta)) * 4;
+			if( fabsf(fDelta) < 0.00001f )
+				m_fVelocity = 0; // prevent div/0
+			else
+				m_fVelocity = (fDelta / fabsf(fDelta)) * 4;
 		}
 		else
 		{