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livetrax/libs/ardour/mute_master.cc

175 lines
4.5 KiB
C++

/*
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 "pbd/enumwriter.h"
#include "pbd/xml++.h"
#include "pbd/enum_convert.h"
#include "ardour/types.h"
#include "ardour/mute_master.h"
#include "ardour/session.h"
#include "pbd/i18n.h"
namespace PBD {
DEFINE_ENUM_CONVERT(ARDOUR::MuteMaster::MutePoint);
}
using namespace ARDOUR;
using namespace std;
const string MuteMaster::xml_node_name (X_("MuteMaster"));
const MuteMaster::MutePoint MuteMaster::AllPoints = MuteMaster::MutePoint(
PreFader|PostFader|Listen|Main);
MuteMaster::MuteMaster (Session& s, Muteable& m, const std::string&)
: SessionHandleRef (s)
, _muteable (&m)
, _mute_point (MutePoint (0))
, _muted_by_self (false)
, _soloed_by_self (false)
, _soloed_by_others (false)
, _muted_by_masters (0)
{
if (Config->get_mute_affects_pre_fader ()) {
_mute_point = MutePoint (_mute_point | PreFader);
}
if (Config->get_mute_affects_post_fader ()) {
_mute_point = MutePoint (_mute_point | PostFader);
}
if (Config->get_mute_affects_control_outs ()) {
_mute_point = MutePoint (_mute_point | Listen);
}
if (Config->get_mute_affects_main_outs ()) {
_mute_point = MutePoint (_mute_point | Main);
}
}
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
}
}
gain_t
MuteMaster::mute_gain_at (MutePoint mp) const
{
gain_t gain;
if (Config->get_solo_mute_override()) {
if (_soloed_by_self) {
gain = GAIN_COEFF_UNITY;
} else if (muted_by_self_at (mp) || muted_by_masters_at (mp)) {
gain = GAIN_COEFF_ZERO;
} else {
if (!_soloed_by_others && muted_by_others_soloing_at (mp)) {
gain = Config->get_solo_mute_gain ();
} else {
gain = GAIN_COEFF_UNITY;
}
}
} else {
if (muted_by_self_at (mp) || muted_by_masters_at (mp)) {
gain = GAIN_COEFF_ZERO;
} else if (_soloed_by_self || _soloed_by_others) {
gain = GAIN_COEFF_UNITY;
} else {
if (muted_by_others_soloing_at (mp)) {
gain = Config->get_solo_mute_gain ();
} else {
gain = GAIN_COEFF_UNITY;
}
}
}
return gain;
}
void
MuteMaster::set_mute_points (const std::string& mute_point)
{
MutePoint old = _mute_point;
_mute_point = (MutePoint) string_2_enum (mute_point, _mute_point);
if (old != _mute_point) {
MutePointChanged(); /* EMIT SIGNAL */
}
}
void
MuteMaster::set_mute_points (MutePoint mp)
{
if (_mute_point != mp) {
_mute_point = mp;
MutePointChanged (); /* EMIT SIGNAL */
}
}
int
MuteMaster::set_state (const XMLNode& node, int /*version*/)
{
node.get_property ("mute-point", _mute_point);
if (!node.get_property ("muted", _muted_by_self)) {
_muted_by_self = (_mute_point != MutePoint (0));
}
return 0;
}
XMLNode&
MuteMaster::get_state()
{
XMLNode* node = new XMLNode (xml_node_name);
node->set_property ("mute-point", _mute_point);
node->set_property ("muted", _muted_by_self);
return *node;
}
bool
MuteMaster::muted_by_others_soloing_at (MutePoint mp) const
{
return _muteable->muted_by_others_soloing() && (_mute_point & mp);
}
void
MuteMaster::set_muted_by_masters (bool yn)
{
_muted_by_masters = yn;
}