song: update .ssc version to v0.51

.ssc v0.51: make version the very first tag, limit it to two decimal places.

src/NotesLoaderSSC.cpp

@@ -138,7 +138,12 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 		{
 			case GETTING_SONG_INFO:
 			{
-				if( sValueName=="TITLE" )
+				if( sValueName=="VERSION" )
+				{
+					out.m_fVersion = StringToFloat( sParams[1] );
+				}
+
+				else if( sValueName=="TITLE" )
 				{
 					out.m_sMainTitle = sParams[1];
 				}
@@ -168,11 +173,6 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 					out.m_sArtistTranslit = sParams[1];
 				}
 
-				else if( sValueName=="VERSION" )
-				{
-					out.m_fVersion = StringToFloat( sParams[1] );
-				}
-				
 				else if( sValueName=="GENRE" )
 				{
 					out.m_sGenre = sParams[1];
@@ -239,7 +239,7 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 
 				else if( sValueName=="MUSICBYTES" )
 				{
-					; /* ignore */
+					; // ignore
 				}
 
 				else if( sValueName=="SAMPLESTART" )
@@ -380,11 +380,8 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 				{
 					out.m_Timing.m_fBeat0OffsetInSeconds = StringToFloat( sParams[1] );
 				}
-				/*
+				/* Below are the song based timings that should only be used
-				 * Below are the song based timings that
+				 * if the steps do not have their own timing. */
-				 * should only be used if the steps do
-				 * not have their own timing.
-				 */
 				else if( sValueName=="STOPS" )
 				{
 					vector<RString> arrayFreezeExpressions;
@@ -475,8 +472,6 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 						const float fBeat = StringToFloat( arrayBPMChangeValues[0] );
 						const float fNewBPM = StringToFloat( arrayBPMChangeValues[1] );
 
-						
-						
 						if(fNewBPM > 0.0f)
 							out.m_Timing.AddBPMSegment( BPMSegment(BeatToNoteRow(fBeat), fNewBPM) );
 						else
@@ -592,11 +587,8 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 				  */
 				}
 
-				/*
+				/* The following are cache tags. Never fill their values
-				 * The following are cache tags.
+				 * directly: only from the cached version. */
-				 * Never fill their values directly:
-				 * only from the cached version.
-				 */
 				else if( sValueName=="FIRSTBEAT" )
 				{
 					if( bFromCache )
@@ -707,8 +699,6 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 						const float fBeat = StringToFloat( arrayBPMChangeValues[0] );
 						const float fNewBPM = StringToFloat( arrayBPMChangeValues[1] );
 
-						
-						
 						if(fNewBPM > 0.0f)
 							pNewNotes->m_Timing.AddBPMSegment( BPMSegment(BeatToNoteRow(fBeat), fNewBPM) );
 						else
@@ -881,7 +871,6 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 					}
 					 */
 				}
-				
 				else if( sValueName=="COMBOS" )
 				{
 					/*
@@ -913,7 +902,6 @@ bool SSCLoader::LoadFromSSCFile( const RString &sPath, Song &out, bool bFromCach
 
 				else if( sValueName=="NOTES" )
 				{
-					
 					state = GETTING_SONG_INFO;
 					// pNewNotes->m_Timing.m_fBeat0OffsetInSeconds = out.m_Timing.m_fBeat0OffsetInSeconds;
 					pNewNotes->SetSMNoteData( sParams[1] );

src/NotesWriterSSC.cpp

@@ -39,14 +39,13 @@ static RString BackgroundChangeToString( const BackgroundChange &bgc )
 
 static void WriteGlobalTags( RageFile &f, const Song &out )
 {
-	//f.PutLine( ssprintf( "#SMVERSION:;", SmEscape(RString("ssc-v1.0")).c_str() ) );
+	f.PutLine( ssprintf( "#VERSION:%.2f;", out.m_fVersion ) );
 	f.PutLine( ssprintf( "#TITLE:%s;", SmEscape(out.m_sMainTitle).c_str() ) );
 	f.PutLine( ssprintf( "#SUBTITLE:%s;", SmEscape(out.m_sSubTitle).c_str() ) );
 	f.PutLine( ssprintf( "#ARTIST:%s;", SmEscape(out.m_sArtist).c_str() ) );
 	f.PutLine( ssprintf( "#TITLETRANSLIT:%s;", SmEscape(out.m_sMainTitleTranslit).c_str() ) );
 	f.PutLine( ssprintf( "#SUBTITLETRANSLIT:%s;", SmEscape(out.m_sSubTitleTranslit).c_str() ) );
 	f.PutLine( ssprintf( "#ARTISTTRANSLIT:%s;", SmEscape(out.m_sArtistTranslit).c_str() ) );
-	f.PutLine( ssprintf( "#VERSION:%f;", out.m_fVersion ) );
 	f.PutLine( ssprintf( "#GENRE:%s;", SmEscape(out.m_sGenre).c_str() ) );
 	f.PutLine( ssprintf( "#CREDIT:%s;", SmEscape(out.m_sCredit).c_str() ) );
 	f.PutLine( ssprintf( "#BANNER:%s;", SmEscape(out.m_sBannerFile).c_str() ) );
@@ -98,7 +97,6 @@ static void WriteGlobalTags( RageFile &f, const Song &out )
 		break;
 	}
 
-
 	f.Write( "#BPMS:" );
 	for( unsigned i=0; i<out.m_Timing.m_BPMSegments.size(); i++ )
 	{
@@ -200,10 +198,10 @@ static void WriteGlobalTags( RageFile &f, const Song &out )
 		FOREACH_CONST( BackgroundChange, out.GetBackgroundChanges(b), bgc )
 			f.PutLine( BackgroundChangeToString(*bgc)+"," );
 
-		/* If there's an animation plan at all, add a dummy "-nosongbg-" tag to indicate that
+		/* If there's an animation plan at all, add a dummy "-nosongbg-" tag to
-		 * this file doesn't want a song BG entry added at the end.  See SSCLoader::TidyUpData.
+		 * indicate that this file doesn't want a song BG entry added at the end.
-		 * This tag will be removed on load.  Add it at a very high beat, so it won't cause
+		 * See SSCLoader::TidyUpData. This tag will be removed on load. Add it
-		 * problems if loaded in older versions. */
+		 * at a very high beat, so it won't cause problems if loaded in older versions. */
 		if( b==0 && !out.GetBackgroundChanges(b).empty() )
 			f.PutLine( "99999=-nosongbg-=1.000=0=0=0 // don't automatically add -songbackground-" );
 		f.PutLine( ";" );
@@ -245,7 +243,7 @@ static RString JoinLineList( vector<RString> &lines )
 	for( unsigned i = 0; i < lines.size(); ++i )
 		TrimRight( lines[i] );
 
-	/* Skip leading blanks. */
+	// Skip leading blanks.
 	unsigned j = 0;
 	while( j < lines.size() && lines.size() == 0 )
 		++j;
@@ -278,7 +276,7 @@ static RString GetSSCNotesTag( const Song &song, const Steps &in, bool bSavingCa
 
 	lines.push_back( ssprintf( "#CREDIT:%s;", SmEscape(in.GetCredit()).c_str() ) );
 
-	// TODO: Remove this block, uncommon below block for Split Timing. -Wolfman2000
+	// TODO: Remove this block, uncomment below block for Split Timing. -Wolfman2000
 	lines.push_back( "#BPMS:;" );
 	lines.push_back( "#STOPS:;" );
 	lines.push_back( "#DELAYS:;" );
@@ -319,7 +317,6 @@ static RString GetSSCNotesTag( const Song &song, const Steps &in, bool bSavingCa
 	}
 	lines.push_back( ssprintf( "#DELAYS:%s;", join("\n,", asDelayValues).c_str() ) );
 
-	
 	ASSERT( !in.m_Timing.m_vTimeSignatureSegments.empty() );
 	vector<RString> asTimeSigValues;
 	FOREACH_CONST( TimeSignatureSegment, in.m_Timing.m_vTimeSignatureSegments, iter )
@@ -358,7 +355,6 @@ static RString GetSSCNotesTag( const Song &song, const Steps &in, bool bSavingCa
 
 	lines.push_back( song.m_vsKeysoundFile.empty() ? "#NOTES:" : "#NOTES2:" );
 
-	
 	split( sNoteData, "\n", lines, true );
 	lines.push_back( ";" );
 

src/Song.cpp

@@ -36,6 +36,7 @@
 #include <set>
 #include <float.h>
 
+const static float VERSION_NUMBER = 0.51f;
 const int FILE_CACHE_VERSION = 163;	// increment this to invalidate cache
 
 const float DEFAULT_MUSIC_SAMPLE_LENGTH = 12.f;
@@ -52,8 +53,6 @@ static const char *InstrumentTrackNames[] = {
 XToString( InstrumentTrack );
 StringToX( InstrumentTrack );
 
-const static float VERSION_NUMBER = 0.5f;
-
 Song::Song()
 {
 	FOREACH_BackgroundLayer( i )