Fix fps drop as songs go play out, need to figure out why fudging was needed.

Author: xwidghet

src/Player.cpp

@@ -1081,7 +1081,7 @@ void Player::Update( float fDeltaTime )
 	}
 
 	// Check for completely judged rows.
-	UpdateJudgedRows();
+	UpdateJudgedRows(fDeltaTime);
 
 	// Check for TapNote misses
 	if (!GAMESTATE->m_bInStepEditor)
@@ -2491,10 +2491,13 @@ void Player::UpdateTapNotesMissedOlderThan( float fMissIfOlderThanSeconds )
 	}
 }
 
-void Player::UpdateJudgedRows()
+void Player::UpdateJudgedRows(float fDeltaTime)
 {
-	// Look ahead far enough to catch any rows judged early.
+	// Look into the past and future only as far as we need to
+	// in order to catch misses and early hits
+	// TODO: Figure out why fudging value is needed aside from rounding distance
 	const int iEndRow = BeatToNoteRow( m_Timing->GetBeatFromElapsedTime( m_pPlayerState->m_Position.m_fMusicSeconds + GetMaxStepDistanceSeconds() ) );
+	const int iStartRow = BeatToNoteRow(m_Timing->GetBeatFromElapsedTime(m_pPlayerState->m_Position.m_fMusicSeconds - GetMaxStepDistanceSeconds() - fDeltaTime - 0.1666667f));
 	bool bAllJudged = true;
 	const bool bSeparately = GAMESTATE->GetCurrentGame()->m_bCountNotesSeparately;
 
@@ -2505,6 +2508,10 @@ void Player::UpdateJudgedRows()
 		{
 			int iRow = iter.Row();
 
+			// Do not go across rows which are too old
+			if (iStartRow > iRow)
+				continue;
+
 			// Do not judge arrows in WarpSegments or FakeSegments
 			if (!m_Timing->IsJudgableAtRow(iRow))
 				continue;