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Diffstat (limited to 'libs/ardour/mute_master.cc')
-rw-r--r-- | libs/ardour/mute_master.cc | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/libs/ardour/mute_master.cc b/libs/ardour/mute_master.cc new file mode 100644 index 0000000000..ca64fb01a5 --- /dev/null +++ b/libs/ardour/mute_master.cc @@ -0,0 +1,109 @@ +/* + + Copyright (C) 2009 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. + +*/ + +#include "ardour/mute_master.h" +#include "ardour/rc_configuration.h" + +#include "i18n.h" + +using namespace ARDOUR; + +MuteMaster::MuteMaster (Session& s, const std::string& name) + : AutomationControl (s, Evoral::Parameter (MuteAutomation), boost::shared_ptr<AutomationList>(), name) + , _mute_point (MutePoint (0)) +{ + // default range for parameter is fine + + _automation = new AutomationList (MuteAutomation); + set_list (boost::shared_ptr<AutomationList>(_automation)); +} + +void +MuteMaster::clear_mute () +{ + if (_mute_point != MutePoint (0)) { + _mute_point = MutePoint (0); + MutePointChanged (); // EMIT SIGNAL + } +} + +void +MuteMaster::mute_at (MutePoint mp) +{ + if ((_mute_point & mp) != mp) { + _mute_point = MutePoint (_mute_point | mp); + MutePointChanged (); // EMIT SIGNAL + } +} + +void +MuteMaster::unmute_at (MutePoint mp) +{ + if ((_mute_point & mp) == mp) { + _mute_point = MutePoint (_mute_point & ~mp); + MutePointChanged (); // EMIT SIGNAL + } +} + +void +MuteMaster::mute (bool yn) +{ + /* convenience wrapper around AutomationControl method */ + + if (yn) { + set_value (1.0f); + } else { + set_value (0.0f); + } +} + +gain_t +MuteMaster::mute_gain_at (MutePoint mp) const +{ + if (_mute_point & mp) { + return Config->get_solo_mute_gain (); + } else { + return 1.0; + } +} + +void +MuteMaster::set_value (float f) +{ + mute_at ((MutePoint) ((int) rint (f))); +} + +float +MuteMaster::get_value () const +{ + return (float) _mute_point; +} + +int +MuteMaster::set_state (const XMLNode& node) +{ + return 0; +} + +XMLNode& +MuteMaster::get_state() +{ + return *(new XMLNode (X_("MuteMaster"))); +} |