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Diffstat (limited to 'src/server/DuplexPort.hpp')
-rw-r--r-- | src/server/DuplexPort.hpp | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/src/server/DuplexPort.hpp b/src/server/DuplexPort.hpp new file mode 100644 index 00000000..ed00e072 --- /dev/null +++ b/src/server/DuplexPort.hpp @@ -0,0 +1,70 @@ +/* This file is part of Ingen. + * Copyright 2007-2011 David 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 INGEN_ENGINE_DUPLEXPORT_HPP +#define INGEN_ENGINE_DUPLEXPORT_HPP + +#include <string> +#include "Buffer.hpp" +#include "InputPort.hpp" +#include "OutputPort.hpp" + +namespace Ingen { +namespace Server { + +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(BufferFactory& bufs, + NodeImpl* parent, + const std::string& name, + uint32_t index, + bool polyphonic, + uint32_t poly, + PortType type, + const Raul::Atom& value, + size_t buffer_size, + bool is_output); + + virtual ~DuplexPort() {} + + bool get_buffers(BufferFactory& bufs, Raul::Array<BufferFactory::Ref>* buffers, uint32_t poly); + + void pre_process(Context& context); + void post_process(Context& context); + + bool is_input() const { return !_is_output; } + bool is_output() const { return _is_output; } + +protected: + bool _is_output; +}; + +} // namespace Server +} // namespace Ingen + +#endif // INGEN_ENGINE_DUPLEXPORT_HPP |