1 files changed, 71 insertions, 0 deletions
diff --git a/libs/ardour/ardour/return.h b/libs/ardour/ardour/return.h
new file mode 100644
index 0000000000..af55df59ed
--- /dev/null
+++ b/libs/ardour/ardour/return.h
@@ -0,0 +1,71 @@
+/*
+    Copyright (C) 2009 Paul Davis 
+    Author: Dave Robillard
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 2 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program; if not, write to the Free Software
+    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+*/
+
+#ifndef __ardour_return_h__
+#define __ardour_return_h__
+
+#include <sigc++/signal.h>
+#include <string>
+
+
+#include "pbd/stateful.h" 
+#include "ardour/ardour.h"
+#include "ardour/audioengine.h"
+#include "ardour/io_processor.h"
+
+namespace ARDOUR {
+
+class Return : public IOProcessor 
+{
+public:	
+	Return (Session&);
+	Return (Session&, const XMLNode&);
+	virtual ~Return ();
+	
+	uint32_t bit_slot() const { return _bitslot; }
+
+	void run_in_place (BufferSet& bufs, nframes_t start_frame, nframes_t end_frame, nframes_t nframes);
+	
+	void activate() {}
+	void deactivate () {}
+
+	XMLNode& state(bool full);
+	XMLNode& get_state(void);
+	int      set_state(const XMLNode& node);
+
+	uint32_t pans_required() const { return _configured_input.n_audio(); }
+
+	bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
+	bool configure_io (ChanCount in, ChanCount out);
+
+	static uint32_t how_many_sends();
+	static void make_unique (XMLNode &, Session &);
+
+private:
+	/* disallow copy construction */
+	Return (const Return&);
+	
+	uint32_t  _bitslot;
+};
+
+} // namespace ARDOUR
+
+#endif /* __ardour_return_h__ */
+