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authorDavid Robillard <d@drobilla.net>2008-09-30 16:50:21 +0000
committerDavid Robillard <d@drobilla.net>2008-09-30 16:50:21 +0000
commit93850c202de8b073a1ce1dd8bd246d407bce4e2f (patch)
tree6910b135bf4eff12de1af116cef73f6e9c107cd0 /src/engine/DuplexPort.hpp
parenta8bf5272d096de73507d2eab47f282c345f4ca8a (diff)
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Flatten ingen source directory heirarchy a bit.
git-svn-id: http://svn.drobilla.net/lad/trunk/ingen@1551 a436a847-0d15-0410-975c-d299462d15a1
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+/* 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