Allow using sounds in XML directly. This is only a little odd: sounds have

all of the basic Actor state (position, etc).  It's tricky to split that out, because
sounds *should* have a tweening queue, support commands and broadcasts,
etc.

stepmania/src/ActorSound.cpp

@@ -0,0 +1,83 @@
+#include "global.h"
+#include "ActorSound.h"
+#include "ActorUtil.h"
+#include "LuaManager.h"
+#include "XmlFile.h"
+
+REGISTER_ACTOR_CLASS_WITH_NAME( ActorSound, Sound )
+
+void ActorSound::Load( const CString &sPath )
+{
+	m_Sound.Load( sPath, true );
+}
+
+void ActorSound::Play()
+{
+	m_Sound.Play();
+}
+
+void ActorSound::LoadFromNode( const CString& sDir, const XNode* pNode )
+{
+	Actor::LoadFromNode( sDir, pNode );
+
+	CString sFile;
+	if( pNode->GetAttrValue("Path", sFile) )
+	{
+		LuaHelpers::RunAtExpressionS( sFile );
+		FixSlashesInPlace( sFile );
+
+		CString sNewPath = sFile.Left(1) == "/"? sFile : sDir+sFile;
+		ActorUtil::ResolvePath( sNewPath, sDir );
+
+		Load( sNewPath );
+	}
+}
+
+// lua start
+#include "LuaBinding.h"
+
+class LunaActorSound: public Luna<ActorSound>
+{
+public:
+	LunaActorSound() { LUA->Register( Register ); }
+
+	static int load( T* p, lua_State *L )			{ p->Load(SArg(1)); return 0; }
+	static int play( T* p, lua_State *L )			{ p->Play(); return 0; }
+
+	static void Register(lua_State *L)
+	{
+		ADD_METHOD( load )
+		ADD_METHOD( play )
+
+		Luna<T>::Register( L );
+	}
+};
+
+LUA_REGISTER_DERIVED_CLASS( ActorSound, Actor )
+// lua end
+
+
+/*
+ * (c) 2005 Glenn Maynard
+ * All rights reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons to
+ * whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
+ * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
+ * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
+ * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */

stepmania/src/ActorSound.h

@@ -0,0 +1,53 @@
+/* ActorSound - RageSound Actor interface. */
+
+#ifndef ACTOR_SOUND_H
+#define ACTOR_SOUND_H
+
+#include "Actor.h"
+#include "RageSound.h"
+
+class ActorSound: public Actor
+{
+public:
+	virtual ~ActorSound() { }
+	virtual Actor *Copy() const;
+
+	void Load( const CString &sPath );
+	void Play();
+	void LoadFromNode( const CString& sDir, const XNode* pNode );
+
+	//
+	// Lua
+	//
+	virtual void PushSelf( lua_State *L );
+
+private:
+	RageSound m_Sound;
+};
+
+#endif
+
+/*
+ * (c) 2005 Glenn Maynard
+ * All rights reserved.
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, and/or sell copies of the Software, and to permit persons to
+ * whom the Software is furnished to do so, provided that the above
+ * copyright notice(s) and this permission notice appear in all copies of
+ * the Software and that both the above copyright notice(s) and this
+ * permission notice appear in supporting documentation.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF
+ * THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS
+ * INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT
+ * OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
+ * OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */