This is mostly a simple lexical search+replace but the absence of operator< for std::weak_ptr<T> leads to some complications, particularly with Evoral::Sequence and ExportPortChannel.
360 lines
9.9 KiB
C++
360 lines
9.9 KiB
C++
/*
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* Copyright (C) 2016 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2016 Tim Mayberry <mojofunk@gmail.com>
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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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#include "ardour/debug.h"
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#include "ardour/mute_master.h"
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#include "ardour/session.h"
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#include "ardour/solo_control.h"
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#include "pbd/i18n.h"
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using namespace ARDOUR;
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using namespace std;
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using namespace PBD;
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SoloControl::SoloControl (Session& session, std::string const & name, Soloable& s, Muteable& m, Temporal::TimeDomain td)
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: SlavableAutomationControl (session, SoloAutomation, ParameterDescriptor (SoloAutomation),
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std::shared_ptr<AutomationList>(new AutomationList(Evoral::Parameter(SoloAutomation), td)),
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name)
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, _soloable (s)
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, _muteable (m)
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, _self_solo (false)
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, _soloed_by_others_upstream (0)
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, _soloed_by_others_downstream (0)
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, _transition_into_solo (false)
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{
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_list->set_interpolation (Evoral::ControlList::Discrete);
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/* solo changes must be synchronized by the process cycle */
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set_flag (Controllable::RealTime);
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}
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void
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SoloControl::set_self_solo (bool yn)
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{
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DEBUG_TRACE (DEBUG::Solo, string_compose ("%1: set SELF solo => %2\n", name(), yn));
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_self_solo = yn;
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set_mute_master_solo ();
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_transition_into_solo = 0;
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if (yn) {
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if (get_masters_value() == 0) {
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_transition_into_solo = 1;
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}
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} else {
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if (get_masters_value() == 0) {
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_transition_into_solo = -1;
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}
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}
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}
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void
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SoloControl::set_mute_master_solo ()
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{
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_muteable.mute_master()->set_soloed_by_self (self_soloed() || get_masters_value());
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if (Config->get_solo_control_is_listen_control()) {
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_muteable.mute_master()->set_soloed_by_others (false);
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} else {
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_muteable.mute_master()->set_soloed_by_others (soloed_by_others_downstream() || soloed_by_others_upstream() || get_masters_value());
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}
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}
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void
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SoloControl::mod_solo_by_others_downstream (int32_t delta)
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{
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if (_soloable.is_safe() || !can_solo()) {
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return;
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}
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DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 mod solo-by-downstream by %2, current up = %3 down = %4\n",
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name(), delta, _soloed_by_others_upstream, _soloed_by_others_downstream));
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if (delta < 0) {
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if (_soloed_by_others_downstream >= (uint32_t) abs (delta)) {
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_soloed_by_others_downstream += delta;
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} else {
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_soloed_by_others_downstream = 0;
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}
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} else {
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_soloed_by_others_downstream += delta;
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}
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DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 SbD delta %2 = %3\n", name(), delta, _soloed_by_others_downstream));
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set_mute_master_solo ();
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_transition_into_solo = 0;
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Changed (false, Controllable::UseGroup); /* EMIT SIGNAL */
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}
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void
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SoloControl::mod_solo_by_others_upstream (int32_t delta)
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{
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if (_soloable.is_safe() || !can_solo()) {
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return;
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}
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DEBUG_TRACE (DEBUG::Solo, string_compose ("%1 mod solo-by-upstream by %2, current up = %3 down = %4\n",
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name(), delta, _soloed_by_others_upstream, _soloed_by_others_downstream));
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uint32_t old_sbu = _soloed_by_others_upstream;
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if (delta < 0) {
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if (_soloed_by_others_upstream >= (uint32_t) abs (delta)) {
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_soloed_by_others_upstream += delta;
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} else {
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_soloed_by_others_upstream = 0;
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}
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} else {
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_soloed_by_others_upstream += delta;
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}
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DEBUG_TRACE (DEBUG::Solo, string_compose (
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"%1 SbU delta %2 = %3 old = %4 sbd %5 ss %6 exclusive %7\n",
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name(), delta, _soloed_by_others_upstream, old_sbu,
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_soloed_by_others_downstream, _self_solo, Config->get_exclusive_solo()));
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/* push the inverse solo change to everything that feeds us.
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This is important for solo-within-group. When we solo 1 track out of N that
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feed a bus, that track will cause mod_solo_by_upstream (+1) to be called
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on the bus. The bus then needs to call mod_solo_by_downstream (-1) on all
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tracks that feed it. This will silence them if they were audible because
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of a bus solo, but the newly soloed track will still be audible (because
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it is self-soloed).
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but .. do this only when we are being told to solo-by-upstream (i.e delta = +1),
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not in reverse.
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*/
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if ((_self_solo || _soloed_by_others_downstream) &&
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((old_sbu == 0 && _soloed_by_others_upstream > 0) ||
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(old_sbu > 0 && _soloed_by_others_upstream == 0))) {
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if (delta > 0 || !Config->get_exclusive_solo()) {
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_soloable.push_solo_upstream (delta);
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}
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}
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set_mute_master_solo ();
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_transition_into_solo = 0;
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Changed (false, Controllable::NoGroup); /* EMIT SIGNAL */
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}
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void
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SoloControl::actually_set_value (double val, PBD::Controllable::GroupControlDisposition group_override)
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{
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if (_soloable.is_safe() || !can_solo()) {
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return;
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}
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set_self_solo (val == 1.0);
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/* this sets the Evoral::Control::_user_value for us, which will
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be retrieved by AutomationControl::get_value (), and emits Changed
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*/
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SlavableAutomationControl::actually_set_value (val, group_override);
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}
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double
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SoloControl::get_value () const
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{
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if (slaved()) {
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return self_soloed() || get_masters_value ();
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}
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if (_list && std::dynamic_pointer_cast<AutomationList>(_list)->automation_playback()) {
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// Playing back automation, get the value from the list
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return AutomationControl::get_value();
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}
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return soloed();
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}
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void
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SoloControl::clear_all_solo_state ()
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{
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bool change = false;
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if (self_soloed()) {
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PBD::info << string_compose (_("Cleared Explicit solo: %1\n"), name()) << endmsg;
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actually_set_value (0.0, Controllable::NoGroup);
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change = true;
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}
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if (_soloed_by_others_upstream) {
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PBD::info << string_compose (_("Cleared upstream solo: %1 up:%2\n"), name(), _soloed_by_others_upstream)
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<< endmsg;
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_soloed_by_others_upstream = 0;
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change = true;
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}
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if (_soloed_by_others_downstream) {
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PBD::info << string_compose (_("Cleared downstream solo: %1 down:%2\n"), name(), _soloed_by_others_downstream)
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<< endmsg;
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_soloed_by_others_downstream = 0;
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change = true;
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}
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_transition_into_solo = 0; /* Session does not need to propagate */
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if (change) {
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Changed (false, Controllable::NoGroup); /* EMIT SIGNAL */
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}
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}
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int
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SoloControl::set_state (XMLNode const & node, int version)
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{
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if (SlavableAutomationControl::set_state(node, version)) {
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return -1;
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}
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bool yn;
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if (node.get_property ("self-solo", yn)) {
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set_self_solo (yn);
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}
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uint32_t val;
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if (node.get_property ("soloed-by-upstream", val)) {
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_soloed_by_others_upstream = 0; // needed for mod_.... () to work
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mod_solo_by_others_upstream (val);
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}
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if (node.get_property ("soloed-by-downstream", val)) {
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_soloed_by_others_downstream = 0; // needed for mod_.... () to work
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mod_solo_by_others_downstream (val);
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}
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return 0;
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}
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XMLNode&
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SoloControl::get_state () const
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{
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XMLNode& node (SlavableAutomationControl::get_state());
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node.set_property (X_("self-solo"), _self_solo);
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node.set_property (X_("soloed-by-upstream"), _soloed_by_others_upstream);
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node.set_property (X_("soloed-by-downstream"), _soloed_by_others_downstream);
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return node;
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}
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void
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SoloControl::master_changed (bool /*from self*/, GroupControlDisposition, std::weak_ptr<AutomationControl> wm)
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{
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std::shared_ptr<AutomationControl> m = wm.lock ();
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assert (m);
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bool send_signal = false;
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_transition_into_solo = 0;
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/* Notice that we call get_boolean_masters() BEFORE we call
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* update_boolean_masters_records(), in order to know what
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* our master state was BEFORE it gets changed.
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*/
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if (m->get_value()) {
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/* this master is now enabled */
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if (!self_soloed() && get_boolean_masters() == 0) {
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/* not self-soloed, wasn't soloed by masters before */
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send_signal = true;
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_transition_into_solo = 1;
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}
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} else {
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if (!self_soloed() && get_boolean_masters() == 1) {
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/* not self-soloed, soloed by just 1 master before */
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_transition_into_solo = -1;
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send_signal = true;
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}
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}
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update_boolean_masters_records (m);
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if (send_signal) {
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set_mute_master_solo ();
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Changed (false, Controllable::UseGroup);
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}
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}
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void
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SoloControl::post_add_master (std::shared_ptr<AutomationControl> m)
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{
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if (m->get_value()) {
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/* boolean masters records are not updated until AFTER
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* ::post_add_master() is called, so we can use them to check
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* on whether any master was already enabled before the new
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* one was added.
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*/
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if (!self_soloed() && !get_boolean_masters()) {
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_transition_into_solo = 1;
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Changed (false, Controllable::NoGroup);
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}
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}
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}
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void
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SoloControl::pre_remove_master (std::shared_ptr<AutomationControl> m)
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{
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if (!m) {
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/* null control ptr means we're removing all masters. Nothing
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* to do. Changed will be emitted in
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* SlavableAutomationControl::clear_masters()
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*/
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return;
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}
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if (m->get_value()) {
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if (!self_soloed() && (get_boolean_masters() == 1)) {
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/* we're not self-soloed, this master is, and we're
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removing
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it. SlavableAutomationControl::remove_master() will
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ensure that we reset our own value after actually
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removing the master, so that our state does not
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change (this is a precondition of the
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SlavableAutomationControl API). This will emit
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Changed(), and we need to make sure that any
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listener knows that there has been no transition.
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*/
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_transition_into_solo = 0;
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} else {
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_transition_into_solo = 1;
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}
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} else {
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_transition_into_solo = 0;
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}
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}
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bool
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SoloControl::can_solo () const
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{
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if (Config->get_solo_control_is_listen_control()) {
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return _soloable.can_monitor ();
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} else {
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return _soloable.can_solo ();
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}
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}
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