load .ini files as BGAnims

stepmania/src/ActorUtil.cpp

@@ -270,6 +270,14 @@ Actor* ActorUtil::MakeActor( const RageTextureID &ID )
 		CString sDir = Dirname( ID.filename );
 		return LoadFromActorFile( sDir, &xml );
 	}
+	else if( sExt=="ini" )
+	{
+		IniFile ini;
+		BGAnimation *pBGA = new BGAnimation;
+		CString sDir = Dirname( ID.filename );
+		pBGA->LoadFromIni( sDir, ID.filename );
+		return pBGA;
+	}
 	else if( sExt=="actor" )
 	{
 		// TODO: Check for recursive loading

stepmania/src/BGAnimation.cpp

@@ -106,8 +106,6 @@ void BGAnimation::AddLayersFromAniDir( const CString &_sAniDir, const IniFile& i
 
 void BGAnimation::LoadFromAniDir( const CString &_sAniDir, bool bGeneric )
 {
-	Unload();
-
 	if( _sAniDir.empty() )
 		 return;
 
@@ -115,9 +113,21 @@ void BGAnimation::LoadFromAniDir( const CString &_sAniDir, bool bGeneric )
 	if( sAniDir.Right(1) != "/" )
 		sAniDir += "/";
 
+	CString sPathToIni = sAniDir + "BGAnimation.ini";
+
+	LoadFromIni( sAniDir, sPathToIni, bGeneric );
+}
+
+void BGAnimation::LoadFromIni( const CString &_sDir, const CString &sPathToIni, bool bGeneric )
+{
+	Unload();
+
+	CString sAniDir = _sDir;
+	if( sAniDir.Right(1) != "/" )
+		sAniDir += "/";
+
 	ASSERT_M( IsADirectory(sAniDir), sAniDir + " isn't a directory" );
 
-	CString sPathToIni = sAniDir + "BGAnimation.ini";
 
 	if( DoesFileExist(sPathToIni) )
 	{

stepmania/src/BGAnimation.h

@@ -19,6 +19,7 @@ public:
 	void Unload();
 
 	void LoadFromAniDir( const CString &sAniDir, bool bGeneric=true );
+	void LoadFromIni( const CString &sDir, const CString &sPathToIni, bool bGeneric=true );
 	void LoadFromNode( const CString& sDir, const XNode* pNode );
 
 protected: