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ardour/gtk2_ardour/port_group.cc

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/*
* Copyright (C) 2009-2012 Carl Hetherington <carl@carlh.net>
* Copyright (C) 2009-2012 David Robillard <d@drobilla.net>
* Copyright (C) 2009-2018 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2012-2016 Robin Gareus <robin@gareus.org>
* Copyright (C) 2016 Julien "_FrnchFrgg_" RIVAUD <frnchfrgg@free.fr>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include <memory>
#include <cstring>
#include <boost/algorithm/string.hpp>
#include "midi++/mmc.h"
#include "pbd/natsort.h"
#include "ardour/audio_port.h"
#include "ardour/async_midi_port.h"
#include "ardour/audioengine.h"
#include "ardour/auditioner.h"
#include "ardour/bundle.h"
#include "ardour/control_protocol_manager.h"
#include "ardour/io_plug.h"
#include "ardour/io_processor.h"
#include "ardour/midi_port.h"
#include "ardour/midiport_manager.h"
#include "ardour/plugin_insert.h"
#include "ardour/port.h"
#include "ardour/profile.h"
#include "ardour/session.h"
#include "ardour/sidechain.h"
#include "ardour/transport_master.h"
#include "ardour/transport_master_manager.h"
#include "ardour/user_bundle.h"
#include "control_protocol/control_protocol.h"
#include "gui_thread.h"
#include "port_group.h"
#include "port_matrix.h"
#include "time_axis_view.h"
#include "public_editor.h"
#include "pbd/i18n.h"
using namespace std;
using namespace Gtk;
using namespace ARDOUR;
/** PortGroup constructor.
* @param n Name.
*/
PortGroup::PortGroup (std::string const & n)
: name (n)
{
}
PortGroup::~PortGroup()
{
for (BundleList::iterator i = _bundles.begin(); i != _bundles.end(); ++i) {
delete *i;
}
_bundles.clear ();
}
/** Add a bundle to a group.
* @param b Bundle.
* @param allow_dups true to allow the group to contain more than one bundle with the same port, otherwise false.
*/
void
PortGroup::add_bundle (std::shared_ptr<Bundle> b, bool allow_dups)
{
add_bundle_internal (b, std::shared_ptr<IO> (), false, Gdk::Color (), allow_dups);
}
/** Add a bundle to a group.
* @param b Bundle.
* @param io IO whose ports are in the bundle.
*/
void
PortGroup::add_bundle (std::shared_ptr<Bundle> b, std::shared_ptr<IO> io)
{
add_bundle_internal (b, io, false, Gdk::Color (), false);
}
/** Add a bundle to a group.
* @param b Bundle.
* @param c Colour to represent the bundle with.
*/
void
PortGroup::add_bundle (std::shared_ptr<Bundle> b, std::shared_ptr<IO> io, Gdk::Color c)
{
add_bundle_internal (b, io, true, c, false);
}
PortGroup::BundleRecord::BundleRecord (std::shared_ptr<ARDOUR::Bundle> b, std::shared_ptr<ARDOUR::IO> iop, Gdk::Color c, bool has_c)
: bundle (b)
, io (iop)
, colour (c)
, has_colour (has_c)
{
}
void
PortGroup::add_bundle_internal (std::shared_ptr<Bundle> b, std::shared_ptr<IO> io, bool has_colour, Gdk::Color colour, bool allow_dups)
{
assert (b.get());
if (!allow_dups) {
/* don't add this bundle if we already have one with the same ports */
BundleList::iterator i = _bundles.begin ();
while (i != _bundles.end() && b->has_same_ports ((*i)->bundle) == false) {
++i;
}
if (i != _bundles.end ()) {
return;
}
}
BundleRecord* br = new BundleRecord (b, io, colour, has_colour);
b->Changed.connect (br->changed_connection, invalidator (*this), boost::bind (&PortGroup::bundle_changed, this, _1), gui_context());
_bundles.push_back (br);
Changed ();
}
void
PortGroup::remove_bundle (std::shared_ptr<Bundle> b)
{
assert (b.get());
BundleList::iterator i = _bundles.begin ();
while (i != _bundles.end() && (*i)->bundle != b) {
++i;
}
if (i == _bundles.end()) {
return;
}
delete *i;
_bundles.erase (i);
Changed ();
}
void
PortGroup::bundle_changed (Bundle::Change c)
{
BundleChanged (c);
}
void
PortGroup::clear ()
{
for (BundleList::iterator i = _bundles.begin(); i != _bundles.end(); ++i) {
delete *i;
}
_bundles.clear ();
Changed ();
}
bool
PortGroup::has_port (std::string const& p) const
{
for (BundleList::const_iterator i = _bundles.begin(); i != _bundles.end(); ++i) {
if ((*i)->bundle->offers_port_alone (p)) {
return true;
}
}
return false;
}
std::shared_ptr<Bundle>
PortGroup::only_bundle ()
{
assert (_bundles.size() == 1);
return _bundles.front()->bundle;
}
ChanCount
PortGroup::total_channels () const
{
ChanCount n;
for (BundleList::const_iterator i = _bundles.begin(); i != _bundles.end(); ++i) {
n += (*i)->bundle->nchannels ();
}
return n;
}
std::shared_ptr<IO>
PortGroup::io_from_bundle (std::shared_ptr<ARDOUR::Bundle> b) const
{
BundleList::const_iterator i = _bundles.begin ();
while (i != _bundles.end() && (*i)->bundle != b) {
++i;
}
if (i == _bundles.end()) {
return std::shared_ptr<IO> ();
}
std::shared_ptr<IO> io ((*i)->io.lock ());
return io;
}
/** Remove bundles whose channels are already represented by other, larger bundles */
void
PortGroup::remove_duplicates ()
{
BundleList::iterator i = _bundles.begin();
while (i != _bundles.end()) {
BundleList::iterator tmp = i;
++tmp;
bool remove = false;
for (BundleList::iterator j = _bundles.begin(); j != _bundles.end(); ++j) {
if ((*j)->bundle->nchannels() > (*i)->bundle->nchannels()) {
/* this bundle is larger */
uint32_t k = 0;
while (k < (*i)->bundle->nchannels().n_total()) {
/* see if this channel on *i has an equivalent on *j */
uint32_t l = 0;
while (l < (*j)->bundle->nchannels().n_total() && (*i)->bundle->channel_ports (k) != (*j)->bundle->channel_ports (l)) {
++l;
}
if (l == (*j)->bundle->nchannels().n_total()) {
/* it does not */
break;
}
++k;
}
if (k == (*i)->bundle->nchannels().n_total()) {
/* all channels on *i are represented by the larger bundle *j, so remove *i */
remove = true;
break;
}
}
}
if (remove) {
_bundles.erase (i);
}
i = tmp;
}
}
/** PortGroupList constructor.
*/
PortGroupList::PortGroupList ()
: _signals_suspended (false), _pending_change (false), _pending_bundle_change ((Bundle::Change) 0)
{
}
PortGroupList::~PortGroupList()
{
/* XXX need to clean up bundles, but ownership shared with PortGroups */
}
void
PortGroupList::maybe_add_processor_to_list (
std::weak_ptr<Processor> wp, list<std::shared_ptr<IO> >* route_ios, bool inputs, set<std::shared_ptr<IO> >& used_io
)
{
std::shared_ptr<Processor> p (wp.lock());
if (!p) {
return;
}
std::shared_ptr<IOProcessor> iop = std::dynamic_pointer_cast<IOProcessor> (p);
if (iop) {
std::shared_ptr<IO> io = inputs ? iop->input() : iop->output();
if (io && used_io.find (io) == used_io.end()) {
route_ios->push_back (io);
used_io.insert (io);
}
}
}
struct RouteIOs {
RouteIOs (std::shared_ptr<Route> r, std::shared_ptr<IO> i) {
route = r;
ios.push_back (i);
}
std::shared_ptr<Route> route;
/* it's ok to use a shared_ptr here as RouteIOs structs are only used during ::gather () */
std::list<std::shared_ptr<IO> > ios;
};
class RouteIOsComparator {
public:
bool operator() (RouteIOs const & a, RouteIOs const & b) {
return a.route->presentation_info ().order() < b.route->presentation_info().order();
}
};
/** Gather ports from around the system and put them in this PortGroupList.
* @param type Type of ports to collect, or NIL for all types.
* @param use_session_bundles true to use the session's non-user bundles. Doing this will mean that
* hardware ports will be gathered into stereo pairs, as the session sets up bundles for these pairs.
* Not using the session bundles will mean that all hardware IO will be presented separately.
*/
void
PortGroupList::gather (ARDOUR::Session* session, ARDOUR::DataType type, bool inputs, bool allow_dups, bool use_session_bundles)
{
clear ();
if (session == 0) {
return;
}
std::shared_ptr<PortGroup> bus (new PortGroup (_("Busses")));
std::shared_ptr<PortGroup> track (new PortGroup (_("Tracks")));
std::shared_ptr<PortGroup> sidechain (new PortGroup (_("Sidechains")));
std::shared_ptr<PortGroup> iop_pre (new PortGroup (_("I/O Pre") ));
std::shared_ptr<PortGroup> iop_post (new PortGroup (_("I/O Post") ));
std::shared_ptr<PortGroup> system (new PortGroup (_("Hardware")));
std::shared_ptr<PortGroup> program (new PortGroup (string_compose (_("%1 Misc"), PROGRAM_NAME)));
std::shared_ptr<PortGroup> other (new PortGroup (_("External")));
/* Find the IOs which have bundles for routes and their processors. We store
these IOs in a RouteIOs class so that we can then sort the results by route
order key.
*/
std::shared_ptr<RouteList const> routes = session->get_routes ();
list<RouteIOs> route_ios;
for (RouteList::const_iterator i = routes->begin(); i != routes->end(); ++i) {
/* we never show the monitor bus inputs */
if (inputs && (*i)->is_monitor()) {
continue;
}
/* keep track of IOs that we have taken bundles from,
so that we can avoid taking the same IO from both
Route::output() and the main_outs Delivery
*/
set<std::shared_ptr<IO> > used_io;
std::shared_ptr<IO> io = inputs ? (*i)->input() : (*i)->output();
used_io.insert (io);
RouteIOs rb (*i, io);
(*i)->foreach_processor (boost::bind (&PortGroupList::maybe_add_processor_to_list, this, _1, &rb.ios, inputs, used_io));
route_ios.push_back (rb);
}
/* Sort RouteIOs by the routes' editor order keys */
route_ios.sort (RouteIOsComparator ());
/* Now put the bundles that belong to these sorted RouteIOs into the PortGroup. */
for (list<RouteIOs>::iterator i = route_ios.begin(); i != route_ios.end(); ++i) {
TimeAxisView* tv = PublicEditor::instance().time_axis_view_from_stripable (i->route);
/* Work out which group to put these IOs' bundles in */
std::shared_ptr<PortGroup> g;
if (std::dynamic_pointer_cast<Track> (i->route)) {
g = track;
} else {
g = bus;
}
for (list<std::shared_ptr<IO> >::iterator j = i->ios.begin(); j != i->ios.end(); ++j) {
/* Only add the bundle if there is at least one port
* with a type that's been asked for */
if (type == DataType::NIL || (*j)->bundle()->nchannels().n(type) > 0) {
if (tv) {
g->add_bundle ((*j)->bundle(), *j, tv->color ());
} else {
g->add_bundle ((*j)->bundle(), *j);
}
}
}
/* When on input side, let's look for sidechains in the route's plugins
to display them right next to their route */
for (uint32_t n = 0; inputs; ++n) {
std::shared_ptr<Processor> p = (i->route)->nth_plugin (n);
if (!p) {
break;
}
std::shared_ptr<SideChain> sc = std::static_pointer_cast<PluginInsert> (p)->sidechain ();
if (sc) {
std::shared_ptr<IO> io = sc->input();
if (tv) {
sidechain->add_bundle (io->bundle(), io, tv->color ());
} else {
sidechain->add_bundle (io->bundle(), io);
}
}
}
}
/* Bundles owned by the session; add user bundles first, then normal ones, so
that UserBundles that offer the same ports as a normal bundle get priority
*/
std::shared_ptr<BundleList const> b = session->bundles ();
for (auto const& i : *b) {
if (std::dynamic_pointer_cast<UserBundle> (i) && i->ports_are_inputs() == inputs) {
system->add_bundle (i, allow_dups);
}
}
/* Only look for non-user bundles if instructed to do so */
if (use_session_bundles) {
for (auto const& i : *b) {
if (std::dynamic_pointer_cast<UserBundle> (i) == 0 && i->ports_are_inputs() == inputs) {
system->add_bundle (i, allow_dups);
}
}
}
/* miscellany */
if (type == DataType::AUDIO || type == DataType::NIL) {
if (!inputs) {
if (session->the_auditioner()) {
program->add_bundle (session->the_auditioner()->output()->bundle());
}
if (session->click_io()) {
program->add_bundle (session->click_io()->bundle());
}
std::shared_ptr<Bundle> ltc (new Bundle (_("LTC Out"), inputs));
ltc->add_channel (_("LTC Out"), DataType::AUDIO, session->engine().make_port_name_non_relative (session->ltc_output_port()->name()));
program->add_bundle (ltc);
} else {
std::shared_ptr<Bundle> sync (new Bundle (_("Sync"), inputs));
AudioEngine* ae = AudioEngine::instance();
TransportMasterManager::TransportMasters const & tm (TransportMasterManager::instance().transport_masters());
for (TransportMasterManager::TransportMasters::const_iterator i = tm.begin(); i != tm.end(); ++i) {
std::shared_ptr<Port> port = (*i)->port ();
if (!port) {
continue;
}
if (!std::dynamic_pointer_cast<AudioPort> (port)) {
continue;
}
sync->add_channel ((*i)->name(), DataType::AUDIO, ae->make_port_name_non_relative (port->name()));
}
program->add_bundle (sync);
}
}
/* our control surfaces */
/* XXX assume for now that all control protocols with ports use
* MIDI. If anyone created a control protocol that used audio ports,
* this will break.
*/
if ((type == DataType::MIDI || type == DataType::NIL)) {
ControlProtocolManager& m = ControlProtocolManager::instance ();
for (list<ControlProtocolInfo*>::iterator i = m.control_protocol_info.begin(); i != m.control_protocol_info.end(); ++i) {
if ((*i)->protocol) {
list<std::shared_ptr<Bundle> > b = (*i)->protocol->bundles ();
for (list<std::shared_ptr<Bundle> >::iterator j = b.begin(); j != b.end(); ++j) {
if ((*j)->ports_are_inputs() == inputs) {
program->add_bundle (*j);
}
}
}
}
}
/* virtual keyboard */
if (!inputs && (type == DataType::MIDI || type == DataType::NIL)) {
std::shared_ptr<ARDOUR::Port> ap = std::dynamic_pointer_cast<ARDOUR::Port> (session->vkbd_output_port());
AudioEngine* ae = AudioEngine::instance();
std::shared_ptr<Bundle> vm (new Bundle (ap->pretty_name (), inputs));
vm->add_channel (ap->pretty_name (), DataType::MIDI, ae->make_port_name_non_relative (ap->name()));
program->add_bundle (vm);
}
/* our sync ports */
if ((type == DataType::MIDI || type == DataType::NIL)) {
std::shared_ptr<Bundle> sync (new Bundle (_("Sync"), inputs));
AudioEngine* ae = AudioEngine::instance();
TransportMasterManager::TransportMasters const & tm (TransportMasterManager::instance().transport_masters());
if (inputs) {
for (TransportMasterManager::TransportMasters::const_iterator i = tm.begin(); i != tm.end(); ++i) {
std::shared_ptr<Port> port = (*i)->port ();
if (!port) {
continue;
}
if (!std::dynamic_pointer_cast<MidiPort> (port)) {
continue;
}
sync->add_channel ((*i)->name(), DataType::MIDI, ae->make_port_name_non_relative (port->name()));
}
sync->add_channel (_("MMC in"), DataType::MIDI, ae->make_port_name_non_relative (session->mmc_input_port()->name()));
} else {
sync->add_channel (
_("MTC out"), DataType::MIDI, ae->make_port_name_non_relative (session->mtc_output_port()->name())
);
sync->add_channel (
_("MIDI clock out"), DataType::MIDI, ae->make_port_name_non_relative (session->midi_clock_output_port()->name())
);
sync->add_channel (
_("MMC out"), DataType::MIDI, ae->make_port_name_non_relative (session->mmc_output_port()->name())
);
}
program->add_bundle (sync);
}
for (auto const& iop : *session->io_plugs ()) {
std::shared_ptr<IO> io = inputs ? iop->input() : iop->output();
if (io->n_ports().n_total () == 0) {
continue;
}
if (type == DataType::NIL || io->n_ports().get (type) > 0) {
if (iop->is_pre ()) {
iop_pre->add_bundle (io->bundle(), io);
} else {
iop_post->add_bundle (io->bundle(), io);
}
}
}
/* Now find all other ports that we haven't thought of yet */
std::vector<std::string> extra_system[DataType::num_types];
std::vector<std::string> extra_program[DataType::num_types];
std::vector<std::string> extra_other[DataType::num_types];
string lpn (PROGRAM_NAME);
boost::to_lower (lpn);
string lpnc = lpn;
lpnc += ':';
vector<string> ports;
if (type == DataType::NIL) {
vector<string> p1;
AudioEngine::instance()->get_ports ("", DataType::AUDIO, inputs ? IsInput : IsOutput, ports);
AudioEngine::instance()->get_ports ("", DataType::MIDI, inputs ? IsInput : IsOutput, p1);
for (vector<string>::const_iterator s = p1.begin(); s != p1.end(); ++s) {
ports.push_back (*s);
}
} else {
AudioEngine::instance()->get_ports ("", type, inputs ? IsInput : IsOutput, ports);
}
if (ports.size () > 0) {
struct SortByPortName {
bool operator() (std::string const& lhs, std::string const& rhs) const {
return PBD::naturally_less (lhs.c_str (), rhs.c_str ());
}
} port_sorter;
std::sort (ports.begin (), ports.end (), port_sorter);
for (vector<string>::const_iterator s = ports.begin(); s != ports.end(); ++s) {
std::string const p = *s;
if (allow_dups || (
!system->has_port(p)
&& !bus->has_port(p)
&& !track->has_port(p)
&& !iop_pre->has_port(p)
&& !iop_post->has_port(p)
&& !sidechain->has_port(p)
&& !program->has_port(p)
&& !other->has_port(p)
)
) {
/* special hack: ignore MIDI ports labelled Midi-Through. these
are basically useless and mess things up for default
connections.
*/
if (p.find ("Midi-Through") != string::npos || p.find ("Midi Through") != string::npos) {
continue;
}
/* special hack: ignore our monitor inputs (which show up here because
we excluded them earlier.
*/
string lp = p;
string monitor = _("Monitor");
boost::to_lower (lp);
boost::to_lower (monitor);
if ((lp.find (monitor) != string::npos) &&
(lp.find (lpn) != string::npos)) {
continue;
}
/* can't use the audio engine for this as we
* are looking at ports not owned by the
* application, and the audio engine/port
* manager doesn't seem them.
*/
PortEngine::PortHandle ph = AudioEngine::instance()->port_engine().get_port_by_name (p);
if (!ph) {
continue;
}
DataType t (AudioEngine::instance()->port_engine().port_data_type (ph));
if (t != DataType::NIL) {
PortFlags flags (AudioEngine::instance()->port_engine().get_port_flags (ph));
if (flags & Hidden ) {
continue;
} else if (port_has_prefix (p, lpnc)) {
/* we own this port (named after the program) */
/* Hide scene ports for now */
if (p.find (_("Scene ")) != string::npos) {
continue;
}
extra_program[t].push_back (p);
} else if (flags & IsPhysical) {
extra_system[t].push_back (p);
} else {
extra_other[t].push_back (p);
}
}
}
}
}
for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
if (!extra_system[*i].empty()) {
add_bundles_for_ports (extra_system[*i], *i, inputs, allow_dups, system);
}
}
for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
if (!extra_program[*i].empty()) {
/* used program name as bundle name */
std::shared_ptr<Bundle> b = make_bundle_from_ports (extra_program[*i], *i, inputs, lpn);
program->add_bundle (b);
}
}
for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) {
if (extra_other[*i].empty()) continue;
add_bundles_for_ports (extra_other[*i], *i, inputs, allow_dups, other);
}
if (!allow_dups) {
system->remove_duplicates ();
}
add_group_if_not_empty (bus);
add_group_if_not_empty (track);
add_group_if_not_empty (sidechain);
add_group_if_not_empty (iop_pre);
add_group_if_not_empty (iop_post);
add_group_if_not_empty (program);
add_group_if_not_empty (other);
add_group_if_not_empty (system);
emit_changed ();
}
void
PortGroupList::add_bundles_for_ports (std::vector<std::string> const & p, ARDOUR::DataType type, bool inputs, bool allow_dups, std::shared_ptr<PortGroup> group) const
{
bool has_colon = true, has_slash = true;
for (const auto& s : p) {
if (s.find('/') == std::string::npos) has_slash = false;
if (s.find(':') == std::string::npos) has_colon = false;
}
std::string sep = has_slash ? "/" : has_colon ? ":" : "";
if (sep.empty()) {
std::shared_ptr<Bundle> b = make_bundle_from_ports (p, type, inputs);
group->add_bundle (b, allow_dups);
return;
}
std::vector<std::string> nb;
std::string cp;
for (const auto& s : p) {
std::string pf = s.substr (0, s.find_first_of (sep) + 1);
if (pf != cp && !nb.empty()) {
std::shared_ptr<Bundle> b = make_bundle_from_ports (nb, type, inputs);
group->add_bundle (b, allow_dups);
nb.clear();
}
cp = pf;
nb.push_back(s);
}
if (!nb.empty()) {
std::shared_ptr<Bundle> b = make_bundle_from_ports (nb, type, inputs);
group->add_bundle (b, allow_dups);
}
}
std::shared_ptr<Bundle>
PortGroupList::make_bundle_from_ports (std::vector<std::string> const & p, ARDOUR::DataType type, bool inputs, std::string const& bundle_name) const
{
std::shared_ptr<Bundle> b (new Bundle ("", inputs));
std::string const pre = common_prefix (p);
if (!bundle_name.empty()) {
b->set_name (bundle_name);
} else {
if (!pre.empty()) {
b->set_name (pre.substr (0, pre.length() - 1));
}
}
for (uint32_t j = 0; j < p.size(); ++j) {
std::string n = p[j].substr (pre.length());
std::string pn = AudioEngine::instance()->get_pretty_name_by_name (p[j]);
if (!pn.empty()) {
n = pn;
}
b->add_channel (n, type);
b->set_port (j, p[j]);
}
return b;
}
bool
PortGroupList::port_has_prefix (const std::string& n, const std::string& p) const
{
return n.substr (0, p.length()) == p;
}
std::string
PortGroupList::common_prefix_before (std::vector<std::string> const & p, std::string const & s) const
{
/* we must have some strings and the first must contain the separator string */
if (p.empty() || p[0].find_first_of (s) == std::string::npos) {
return "";
}
/* prefix of the first string */
std::string const fp = p[0].substr (0, p[0].find_first_of (s) + 1);
/* see if the other strings also start with fp */
uint32_t j = 1;
while (j < p.size()) {
if (p[j].substr (0, fp.length()) != fp) {
break;
}
++j;
}
if (j != p.size()) {
return "";
}
return fp;
}
std::string
PortGroupList::common_prefix (std::vector<std::string> const & p) const
{
/* common prefix before '/' ? */
std::string cp = common_prefix_before (p, "/");
if (!cp.empty()) {
return cp;
}
cp = common_prefix_before (p, ":");
if (!cp.empty()) {
return cp;
}
return "";
}
void
PortGroupList::clear ()
{
_groups.clear ();
_bundle_changed_connections.drop_connections ();
emit_changed ();
}
PortGroup::BundleList const &
PortGroupList::bundles () const
{
_bundles.clear ();
for (PortGroupList::List::const_iterator i = begin (); i != end (); ++i) {
std::copy ((*i)->bundles().begin(), (*i)->bundles().end(), std::back_inserter (_bundles));
}
return _bundles;
}
ChanCount
PortGroupList::total_channels () const
{
ChanCount n;
for (PortGroupList::List::const_iterator i = begin(); i != end(); ++i) {
n += (*i)->total_channels ();
}
return n;
}
void
PortGroupList::add_group_if_not_empty (std::shared_ptr<PortGroup> g)
{
if (!g->bundles().empty ()) {
add_group (g);
}
}
void
PortGroupList::add_group (std::shared_ptr<PortGroup> g)
{
_groups.push_back (g);
g->Changed.connect (_changed_connections, invalidator (*this), boost::bind (&PortGroupList::emit_changed, this), gui_context());
g->BundleChanged.connect (_bundle_changed_connections, invalidator (*this), boost::bind (&PortGroupList::emit_bundle_changed, this, _1), gui_context());
emit_changed ();
}
void
PortGroupList::remove_bundle (std::shared_ptr<Bundle> b)
{
for (List::iterator i = _groups.begin(); i != _groups.end(); ++i) {
(*i)->remove_bundle (b);
}
emit_changed ();
}
void
PortGroupList::emit_changed ()
{
if (_signals_suspended) {
_pending_change = true;
} else {
Changed ();
}
}
void
PortGroupList::emit_bundle_changed (Bundle::Change c)
{
if (_signals_suspended) {
_pending_bundle_change = c;
} else {
BundleChanged (c);
}
}
void
PortGroupList::suspend_signals ()
{
_signals_suspended = true;
}
void
PortGroupList::resume_signals ()
{
if (_pending_change) {
Changed ();
_pending_change = false;
}
if (_pending_bundle_change != 0) {
BundleChanged (_pending_bundle_change);
_pending_bundle_change = (ARDOUR::Bundle::Change) 0;
}
_signals_suspended = false;
}
std::shared_ptr<IO>
PortGroupList::io_from_bundle (std::shared_ptr<ARDOUR::Bundle> b) const
{
List::const_iterator i = _groups.begin ();
while (i != _groups.end()) {
std::shared_ptr<IO> io = (*i)->io_from_bundle (b);
if (io) {
return io;
}
++i;
}
return std::shared_ptr<IO> ();
}
bool
PortGroupList::empty () const
{
return _groups.empty ();
}
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