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Diffstat (limited to 'libs/ardour/ardour/phase_control.h')
-rw-r--r-- | libs/ardour/ardour/phase_control.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/libs/ardour/ardour/phase_control.h b/libs/ardour/ardour/phase_control.h new file mode 100644 index 0000000000..054ad4a5a4 --- /dev/null +++ b/libs/ardour/ardour/phase_control.h @@ -0,0 +1,71 @@ +/* + Copyright (C) 2016 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_phase_control_h__ +#define __ardour_phase_control_h__ + +#include <string> + +#include <boost/shared_ptr.hpp> +#include <boost/dynamic_bitset.hpp> + +#include "ardour/automation_control.h" +#include "ardour/libardour_visibility.h" + +namespace ARDOUR { + +class Session; + +/* Note that PhaseControl is not Slavable. There's no particular reason for + * this, it could be changed at any time. But it seems useless. + */ + +class LIBARDOUR_API PhaseControl : public AutomationControl +{ + public: + PhaseControl (Session& session, std::string const & name); + + /* There are two approaches to designing/using a PhaseControl. One is + * to have one such control for every channel of the control's + * owner. The other is to have a single control which manages all + * channels. For now (Spring 2016) we're using the second design. + */ + + void set_phase_invert (uint32_t, bool yn); + void set_phase_invert (boost::dynamic_bitset<>); + bool inverted (uint32_t chn) const { return _phase_invert[chn]; } + + bool none () const { return !_phase_invert.any(); } + bool any() const { return _phase_invert.any(); } + uint64_t count() const { return _phase_invert.count(); } + uint64_t size() const { return _phase_invert.size(); } + void resize (uint32_t); + + int set_state (XMLNode const&, int); + XMLNode& get_state (); + + protected: + void actually_set_value (double, PBD::Controllable::GroupControlDisposition group_override); + + private: + boost::dynamic_bitset<> _phase_invert; +}; + +} /* namespace */ + +#endif /* __libardour_phase_control_h__ */ |