From 93850c202de8b073a1ce1dd8bd246d407bce4e2f Mon Sep 17 00:00:00 2001
From: David Robillard <d@drobilla.net>
Date: Tue, 30 Sep 2008 16:50:21 +0000
Subject: Flatten ingen source directory heirarchy a bit.

git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@1551 a436a847-0d15-0410-975c-d299462d15a1
---
 src/engine/DuplexPort.hpp | 68 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 src/engine/DuplexPort.hpp

(limited to 'src/engine/DuplexPort.hpp')

diff --git a/src/engine/DuplexPort.hpp b/src/engine/DuplexPort.hpp
new file mode 100644
index 00000000..43d202a9
--- /dev/null
+++ b/src/engine/DuplexPort.hpp
@@ -0,0 +1,68 @@
+/* This file is part of Ingen.
+ * Copyright (C) 2007 Dave Robillard <http://drobilla.net>
+ * 
+ * Ingen 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.
+ * 
+ * Ingen 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 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.,
+ * 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#ifndef DUPLEXPORT_H
+#define DUPLEXPORT_H
+
+#include <string>
+#include <raul/Array.hpp>
+#include "types.hpp"
+#include "Buffer.hpp"
+#include "InputPort.hpp"
+#include "OutputPort.hpp"
+
+namespace Ingen {
+	
+class NodeImpl;
+
+
+/** A duplex port (which is both an InputPort and an OutputPort)
+ *
+ * This is used for Patch ports, since they need to appear as both an input
+ * and an output port based on context.  Eg. a patch output appears as an
+ * input inside the patch, so nodes inside the patch can feed it data.
+ *
+ * \ingroup engine
+ */
+class DuplexPort : public InputPort, public OutputPort
+{
+public:
+	DuplexPort(NodeImpl*          parent,
+	           const std::string& name,
+	           uint32_t           index,
+	           uint32_t           poly,
+	           DataType           type,
+	           const Atom&        value,
+	           size_t             buffer_size,
+	           bool               is_output);
+
+	virtual ~DuplexPort() {}
+
+	void pre_process(ProcessContext& context);
+	void post_process(ProcessContext& context);
+	
+	bool is_input()  const { return !_is_output; }
+	bool is_output() const { return _is_output; }
+
+protected:
+	bool _is_output;
+};
+
+
+} // namespace Ingen
+
+#endif // DUPLEXPORT_H
-- 
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