82 lines
2.4 KiB
C++
82 lines
2.4 KiB
C++
/*
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* Copyright (C) 2009-2011 Carl Hetherington <carl@carlh.net>
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* Copyright (C) 2009-2011 David Robillard <d@drobilla.net>
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* Copyright (C) 2009-2017 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2013-2017 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __ardour_return_h__
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#define __ardour_return_h__
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#include <string>
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#include "pbd/stateful.h"
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#include "ardour/ardour.h"
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#include "ardour/io_processor.h"
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namespace ARDOUR {
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class Amp;
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class PeakMeter;
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class GainControl;
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class LIBARDOUR_API Return : public IOProcessor
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{
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public:
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Return (Session&, bool internal = false);
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virtual ~Return ();
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void run (BufferSet& bufs, samplepos_t start_sample, samplepos_t end_sample, double speed, pframes_t nframes, bool);
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boost::shared_ptr<Amp> amp() const { return _amp; }
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boost::shared_ptr<PeakMeter> meter() const { return _meter; }
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boost::shared_ptr<GainControl> gain_control() const { return _gain_control; }
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bool metering() const { return _metering; }
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void set_metering (bool yn) { _metering = yn; }
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int set_state(const XMLNode&, int version);
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uint32_t pans_required() const { return _configured_input.n_audio(); }
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bool can_support_io_configuration (const ChanCount& in, ChanCount& out);
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bool configure_io (ChanCount in, ChanCount out);
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static uint32_t how_many_returns();
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static std::string name_and_id_new_return (Session&, uint32_t&);
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protected:
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XMLNode& state() const;
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bool _metering;
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boost::shared_ptr<GainControl> _gain_control;
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boost::shared_ptr<Amp> _amp;
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boost::shared_ptr<PeakMeter> _meter;
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private:
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/* disallow copy construction */
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Return (const Return&);
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void collect_input (BufferSet& bufs, pframes_t nframes, ChanCount offset = ChanCount::ZERO);
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};
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} // namespace ARDOUR
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#endif /* __ardour_return_h__ */
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