first pass (ok, third really) at internal send+return - audio routing inside ardour without JACK. lots still to do, but at least the obvious works

git-svn-id: svn://localhost/ardour2/branches/3.0@5202 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 57 insertions, 0 deletions

diff --git a/libs/ardour/ardour/internal_send.h b/libs/ardour/ardour/internal_send.h
new file mode 100644
index 0000000000..0bbb75d685
--- /dev/null
+++ b/libs/ardour/ardour/internal_send.h
@@ -0,0 +1,57 @@
+/*
+    Copyright (C) 2009 Paul Davis 
+
+    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_internal_send_h__
+#define __ardour_internal_send_h__
+
+#include "ardour/ardour.h"
+#include "ardour/send.h"
+
+namespace ARDOUR {
+
+class InternalSend : public Send
+{
+  public:	
+	InternalSend (Session&, boost::shared_ptr<MuteMaster>, boost::shared_ptr<Route> send_to);
+	InternalSend (Session&, boost::shared_ptr<MuteMaster>, const XMLNode&);
+	virtual ~InternalSend ();
+
+	XMLNode& state(bool full);
+	XMLNode& get_state(void);
+	int set_state(const XMLNode& node);
+	
+	void run (BufferSet& bufs, sframes_t start_frame, sframes_t end_frame, nframes_t nframes);
+	bool feeds (boost::shared_ptr<Route> other) const;
+	bool can_support_io_configuration (const ChanCount& in, ChanCount& out) const;
+
+	boost::shared_ptr<Route> target_route() const { return _send_to; }
+
+  private:
+	BufferSet* target;
+	boost::shared_ptr<Route> _send_to;
+	PBD::ID _send_to_id;
+	sigc::connection connect_c;
+
+	void send_to_going_away ();
+	int  connect_when_legal ();
+};
+
+} // namespace ARDOUR
+
+#endif /* __ardour_send_h__ */