fix memory leak in TimingData, remove unnecessary structure copies in ScoreKeeperNormal

src/ScoreKeeperNormal.cpp

@@ -461,7 +461,7 @@ void ScoreKeeperNormal::HandleComboInternal( int iNumHitContinueCombo, int iNumH
 	{
 		m_pPlayerStageStats->m_iCurMissCombo = 0;
 	}
-	TimingData td = GAMESTATE->m_pCurSteps[m_pPlayerState->m_PlayerNumber]->m_Timing;
+	TimingData &td = GAMESTATE->m_pCurSteps[m_pPlayerState->m_PlayerNumber]->m_Timing;
 	if( iNumBreakCombo == 0 )
 	{
 		int multiplier = ( iRow == -1 ? 1 : td.GetComboSegmentAtRow( iRow )->GetCombo() );
@@ -481,7 +481,7 @@ void ScoreKeeperNormal::HandleRowComboInternal( TapNoteScore tns, int iNumTapsIn
 	{
 		iNumTapsInRow = min( iNumTapsInRow, 1);
 	}
-	TimingData td = GAMESTATE->m_pCurSteps[m_pPlayerState->m_PlayerNumber]->m_Timing;
+	TimingData &td = GAMESTATE->m_pCurSteps[m_pPlayerState->m_PlayerNumber]->m_Timing;
 	if ( tns >= m_MinScoreToContinueCombo )
 	{
 		m_pPlayerStageStats->m_iCurMissCombo = 0;

src/TimingData.cpp

@@ -11,20 +11,41 @@ TimingData::TimingData(float fOffset) : m_fBeat0OffsetInSeconds(fOffset)
 {
 }
 
-TimingData::~TimingData()
+void TimingData::Copy( const TimingData& cpy )
+{
+	/* de-allocate any old pointers we had */
+	Clear();
+
+	m_fBeat0OffsetInSeconds = cpy.m_fBeat0OffsetInSeconds;
+	m_sFile = cpy.m_sFile;
+
+	FOREACH_TimingSegmentType( tst )
+	{
+		const vector<TimingSegment*> vpSegs = cpy.m_avpTimingSegments[tst];
+
+		for( unsigned i = 0; i < vpSegs.size(); ++i )
+			AddSegment( vpSegs[i] );
+	}
+}
+
+void TimingData::Clear()
 {
-// This is causing weird crashes, probably due to someone hanging onto pointers
-// for too long. Commenting this out until we can track it down... -- vyhd
-#if 0
 	/* Delete all pointers owned by this TimingData. */
 	FOREACH_TimingSegmentType( tst )
 	{
 		vector<TimingSegment*> &vSegs = m_avpTimingSegments[tst];
 		for( unsigned i = 0; i < vSegs.size(); ++i )
-			delete vSegs[i];
+		{
+			LOG->Trace( "deleting %p", vSegs[i] );
+			SAFE_DELETE( vSegs[i] );		}
+
 		vSegs.clear();
 	}
-#endif
+}
+
+TimingData::~TimingData()
+{
+	Clear();
 }
 
 bool TimingData::empty() const

src/TimingData.h

@@ -65,16 +65,11 @@ public:
 	TimingData( float fOffset = 0 );
 	~TimingData();
 
-	TimingData( const TimingData& rhs ) : m_sFile(rhs.m_sFile),
-		m_fBeat0OffsetInSeconds(rhs.m_fBeat0OffsetInSeconds)
-	{
-		const vector<TimingSegment*>* avpSegs = rhs.m_avpTimingSegments;
+	void Copy( const TimingData &other );
+	void Clear();
 
-		// deep-copy the TimingSegment pointers
-		FOREACH_TimingSegmentType( tst )
-			for( unsigned i = 0; i < avpSegs[tst].size(); ++i )
-				m_avpTimingSegments[tst].push_back( avpSegs[tst][i]->Copy() );
-	}
+	TimingData( const TimingData &cpy ) { Copy(cpy); }
+	TimingData& operator=( const TimingData &cpy ) { Copy(cpy); return *this; }
 
 	int GetSegmentIndexAtRow(TimingSegmentType tst, int row) const;
 	int GetSegmentIndexAtBeat(TimingSegmentType tst, float beat) const