fix "Trail RadarValues off by -1"

stepmania/src/HighScore.h

@@ -41,7 +41,7 @@ struct HighScore
 		iProductID = 0;
 		ZERO( iTapNoteScores );
 		ZERO( iHoldNoteScores );
-		radarValues.Init();
+		radarValues.MakeUnknown();
 	}
 
 	bool operator>=( const HighScore& other ) const;

stepmania/src/RadarValues.cpp

@@ -7,15 +7,21 @@
 
 RadarValues::RadarValues()
 {
-	Init();
+	MakeUnknown();
 }
 
-void RadarValues::Init()
+void RadarValues::MakeUnknown()
 {
 	FOREACH_RadarCategory( rc )
 		m_fValues[rc] = RADAR_VAL_UNKNOWN;
 }
 
+void RadarValues::Zero()
+{
+	FOREACH_RadarCategory( rc )
+		m_fValues[rc] = 0;
+}
+
 XNode* RadarValues::CreateNode() const
 {
 	XNode* pNode = new XNode;

stepmania/src/RadarValues.h

@@ -18,7 +18,8 @@ struct RadarValues
     operator float* ()				{ return m_fValues; };
 
 	RadarValues();
-	void Init();
+	void MakeUnknown();
+	void Zero();
 	
 
 	RadarValues& operator+=( const RadarValues& other )

stepmania/src/StageStats.cpp

@@ -31,8 +31,8 @@ void StageStats::Init()
 
 		ZERO( iTapNoteScores[p] );
 		ZERO( iHoldNoteScores[p] );
-		ZERO( radarPossible[p] );	// zero, don't init.  We're going to be incrementing these
-		ZERO( radarActual[p] );		// zero, don't init.  We're going to be incrementing these
+		radarPossible[p].Zero();
+		radarActual[p].Zero();
 
 		fFirstSecond[p] = 999999;
 		fLastSecond[p] = 0;

stepmania/src/Trail.cpp

@@ -65,7 +65,7 @@ RadarValues Trail::GetRadarValues() const
 	else
 	{
 		m_bRadarValuesCached = true;
-		m_CachedRadarValues.Init();
+		m_CachedRadarValues.Zero();
 
 		FOREACH_CONST( TrailEntry, m_vEntries, e )
 		{