Add Get2sAnd3s. This will eventually replace ConvertHoldNotesTo2sAnd3s.

stepmania/src/NoteData.cpp

@@ -344,6 +344,7 @@ void NoteData::Convert2sAnd3sToHoldNotes()
 	}
 }
 
+
 /* "102000301" ==
  * "104444001" */
 void NoteData::ConvertHoldNotesTo2sAnd3s()
@@ -364,6 +365,13 @@ void NoteData::ConvertHoldNotesTo2sAnd3s()
 	m_HoldNotes.clear();
 }
 
+
+void NoteData::Get2sAnd3s( NoteData &out ) const
+{
+	out.CopyAll( this );
+	out.ConvertHoldNotesTo2sAnd3s();
+}
+
 /* "104444001" ==
  * "102000301"
  *

stepmania/src/NoteData.h

@@ -130,6 +130,7 @@ public:
 	// Convert between HoldNote representation and '2' and '3' markers in TapNotes
 	void Convert2sAnd3sToHoldNotes();
 	void ConvertHoldNotesTo2sAnd3s();
+	void Get2sAnd3s( NoteData &out ) const;
 
 	void Convert4sToHoldNotes();
 	void ConvertHoldNotesTo4s();