allow songman->Reload with FastLoad

stepmania/src/ScreenReloadSongs.cpp

@@ -75,7 +75,7 @@ void ScreenReloadSongs::Update( float fDeltaTime )
 		return;
 	ASSERT( !IsFirstUpdate() );
 
-	SONGMAN->Reload( m_LoadingWindow );
+	SONGMAN->Reload( false, m_LoadingWindow );
 	UNLOCKMAN->UpdateCachedPointers();
 
 	SCREENMAN->PostMessageToTopScreen( SM_GoToNextScreen, 0 );

stepmania/src/Song.cpp

@@ -223,11 +223,11 @@ bool Song::LoadFromSongDir( RString sDir )
 	//
 	// First look in the cache for this song (without loading NoteData)
 	//
-	unsigned uDirHash = SONGINDEX->GetCacheHash(m_sSongDir);
+	unsigned uCacheHash = SONGINDEX->GetCacheHash(m_sSongDir);
 	bool bUseCache = true;
 	if( !DoesFileExist(GetCacheFilePath()) )
 		bUseCache = false;
-	if( !PREFSMAN->m_bFastLoad && GetHashForDirectory(m_sSongDir) != uDirHash )
+	if( !PREFSMAN->m_bFastLoad && GetHashForDirectory(m_sSongDir) != uCacheHash )
 		bUseCache = false; // this cache is out of date 
 
 	if( bUseCache )

stepmania/src/SongCacheIndex.cpp

@@ -48,6 +48,11 @@ SongCacheIndex::~SongCacheIndex()
 
 }
 
+void SongCacheIndex::ReadFromDisk()
+{
+	ReadCacheIndex();
+}
+
 static void EmptyDir( RString dir )
 {
 	ASSERT(dir[dir.size()-1] == '/');
@@ -90,7 +95,7 @@ void SongCacheIndex::AddCacheIndex(const RString &path, unsigned hash)
 
 unsigned SongCacheIndex::GetCacheHash( const RString &path ) const
 {
-	unsigned iDirHash;
+	unsigned iDirHash = 0;
 	if( !CacheIndex.GetValue( "Cache", MangleName(path), iDirHash ) )
 		return 0;
 	if( iDirHash == 0 )

stepmania/src/SongCacheIndex.h

@@ -11,6 +11,7 @@ class SongCacheIndex
 public:
 	SongCacheIndex();
 	~SongCacheIndex();
+	void ReadFromDisk();
 	static RString GetCacheFilePath( const RString &sGroup, const RString &sPath );
 
 	void ReadCacheIndex();

stepmania/src/SongManager.cpp

@@ -77,7 +77,7 @@ void SongManager::InitAll( LoadingWindow *ld )
 }
 
 static LocalizedString RELOADING ( "SongManager", "Reloading..." );
-void SongManager::Reload( LoadingWindow *ld )
+void SongManager::Reload( bool bAllowFastLoad, LoadingWindow *ld )
 {
 	FlushDirCache();
 
@@ -90,9 +90,9 @@ void SongManager::Reload( LoadingWindow *ld )
 	FreeSongs();
 	FreeCourses();
 
-	/* Always check songs for changes. */
 	const bool OldVal = PREFSMAN->m_bFastLoad;
-	PREFSMAN->m_bFastLoad.Set( false );
+	if( !bAllowFastLoad )
+		PREFSMAN->m_bFastLoad.Set( false );
 
 	InitAll( ld );
 
@@ -100,7 +100,8 @@ void SongManager::Reload( LoadingWindow *ld )
 	PROFILEMAN->LoadMachineProfile();
 	UNLOCKMAN->Reload();
 
-	PREFSMAN->m_bFastLoad.Set( OldVal );
+	if( !bAllowFastLoad )
+		PREFSMAN->m_bFastLoad.Set( OldVal );
 
 	UpdatePreferredSort();
 }

stepmania/src/SongManager.h

@@ -53,7 +53,7 @@ public:
 
 
 	void InitAll( LoadingWindow *ld );	// songs, courses, groups - everything.
-	void Reload( LoadingWindow *ld=NULL );	// songs, courses, groups - everything.
+	void Reload( bool bAllowFastLoad, LoadingWindow *ld=NULL );	// songs, courses, groups - everything.
 	void PreloadSongImages();
 
 	RString GetSongGroupBannerPath( RString sSongGroup );