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livetrax/gtk2_ardour/port_group.cc
Carl Hetherington 67d545c080 Small fixes to port matrix rendering, mostly visible when using the bundle manager.
git-svn-id: svn://localhost/ardour2/branches/3.0@4491 d708f5d6-7413-0410-9779-e7cbd77b26cf
2009-02-05 12:56:12 +00:00

368 lines
7.8 KiB
C++

/*
Copyright (C) 2002-2009 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 <cstring>
#include <boost/shared_ptr.hpp>
#include "ardour/audio_track.h"
#include "ardour/audioengine.h"
#include "ardour/bundle.h"
#include "ardour/io_processor.h"
#include "ardour/midi_track.h"
#include "ardour/port.h"
#include "ardour/session.h"
#include "port_group.h"
#include "port_matrix.h"
#include "i18n.h"
using namespace std;
using namespace Gtk;
/** Add a bundle to a group.
* @param b Bundle.
*/
void
PortGroup::add_bundle (boost::shared_ptr<ARDOUR::Bundle> b)
{
assert (b.get());
_bundles.push_back (b);
Modified ();
}
/** Add a port to a group.
* @param p Port.
*/
void
PortGroup::add_port (std::string const &p)
{
ports.push_back (p);
Modified ();
}
void
PortGroup::clear ()
{
_bundles.clear ();
ports.clear ();
Modified ();
}
bool
PortGroup::has_port (std::string const& p) const
{
for (ARDOUR::BundleList::const_iterator i = _bundles.begin(); i != _bundles.end(); ++i) {
if ((*i)->offers_port_alone (p)) {
return true;
}
}
for (vector<std::string>::const_iterator i = ports.begin(); i != ports.end(); ++i) {
if (*i == p) {
return true;
}
}
return false;
}
boost::shared_ptr<ARDOUR::Bundle>
PortGroup::only_bundle ()
{
assert (_bundles.size() == 1);
return _bundles.front();
}
uint32_t
PortGroup::total_ports () const
{
uint32_t n = 0;
for (ARDOUR::BundleList::const_iterator i = _bundles.begin(); i != _bundles.end(); ++i) {
n += (*i)->nchannels ();
}
n += ports.size();
return n;
}
/** PortGroupList constructor.
*/
PortGroupList::PortGroupList ()
: _type (ARDOUR::DataType::AUDIO), _bundles_dirty (true)
{
}
void
PortGroupList::set_type (ARDOUR::DataType t)
{
_type = t;
clear ();
}
/** Gather bundles from around the system and put them in this PortGroupList */
void
PortGroupList::gather (ARDOUR::Session& session, bool inputs)
{
clear ();
boost::shared_ptr<PortGroup> bus (new PortGroup (_("Bus")));
boost::shared_ptr<PortGroup> track (new PortGroup (_("Track")));
boost::shared_ptr<PortGroup> system (new PortGroup (_("System")));
boost::shared_ptr<PortGroup> other (new PortGroup (_("Other")));
/* Find the bundles for routes. We take their bundles, copy them,
and add ports from the route's processors */
boost::shared_ptr<ARDOUR::RouteList> routes = session.get_routes ();
for (ARDOUR::RouteList::const_iterator i = routes->begin(); i != routes->end(); ++i) {
/* Copy the appropriate bundle from the route */
boost::shared_ptr<ARDOUR::Bundle> bundle (
new ARDOUR::Bundle (
inputs ? (*i)->bundle_for_inputs() : (*i)->bundle_for_outputs ()
)
);
/* Add ports from the route's processors */
uint32_t n = 0;
while (1) {
boost::shared_ptr<ARDOUR::Processor> p = (*i)->nth_processor (n);
if (p == 0) {
break;
}
boost::shared_ptr<ARDOUR::IOProcessor> iop = boost::dynamic_pointer_cast<ARDOUR::IOProcessor> (p);
if (iop) {
boost::shared_ptr<ARDOUR::Bundle> pb = inputs ?
iop->io()->bundle_for_inputs() : iop->io()->bundle_for_outputs();
bundle->add_channels_from_bundle (pb);
}
++n;
}
/* Work out which group to put this bundle in */
boost::shared_ptr<PortGroup> g;
if (_type == ARDOUR::DataType::AUDIO) {
if (boost::dynamic_pointer_cast<ARDOUR::AudioTrack> (*i)) {
g = track;
} else if (!boost::dynamic_pointer_cast<ARDOUR::MidiTrack>(*i)) {
g = bus;
}
} else if (_type == ARDOUR::DataType::MIDI) {
if (boost::dynamic_pointer_cast<ARDOUR::MidiTrack> (*i)) {
g = track;
}
/* No MIDI busses yet */
}
if (g) {
g->add_bundle (bundle);
}
}
/* Bundles created by the session. We only add the mono ones,
otherwise there is duplication of the same ports within the matrix */
boost::shared_ptr<ARDOUR::BundleList> b = session.bundles ();
for (ARDOUR::BundleList::iterator i = b->begin(); i != b->end(); ++i) {
if ((*i)->nchannels() == 1 && (*i)->ports_are_inputs() == inputs && (*i)->type() == _type) {
system->add_bundle (*i);
}
}
/* Now find all other ports that we haven't thought of yet */
const char **ports = session.engine().get_ports ("", _type.to_jack_type(), inputs ?
JackPortIsInput : JackPortIsOutput);
if (ports) {
int n = 0;
string client_matching_string;
client_matching_string = session.engine().client_name();
client_matching_string += ':';
while (ports[n]) {
std::string const p = ports[n];
if (!system->has_port(p) && !bus->has_port(p) && !track->has_port(p) && !other->has_port(p)) {
if (port_has_prefix (p, "system:") ||
port_has_prefix (p, "alsa_pcm") ||
port_has_prefix (p, "ardour:")) {
system->add_port (p);
} else {
other->add_port (p);
}
}
++n;
}
free (ports);
}
add_group (system);
add_group (bus);
add_group (track);
add_group (other);
_bundles_dirty = true;
}
bool
PortGroupList::port_has_prefix (const std::string& n, const std::string& p) const
{
return n.substr (0, p.length()) == p;
}
void
PortGroupList::update_bundles () const
{
_bundles.clear ();
for (PortGroupList::List::const_iterator i = begin (); i != end (); ++i) {
if ((*i)->visible()) {
std::copy ((*i)->bundles().begin(), (*i)->bundles().end(), std::back_inserter (_bundles));
/* make a bundle for the ports, if there are any */
if (!(*i)->ports.empty()) {
boost::shared_ptr<ARDOUR::Bundle> b (new ARDOUR::Bundle ("", _type, !_offer_inputs));
std::string const pre = common_prefix ((*i)->ports);
if (!pre.empty()) {
b->set_name (pre.substr (0, pre.length() - 1));
}
for (uint32_t j = 0; j < (*i)->ports.size(); ++j) {
std::string const p = (*i)->ports[j];
b->add_channel (p.substr (pre.length()));
b->set_port (j, p);
}
_bundles.push_back (b);
}
}
}
_bundles_dirty = false;
}
std::string
PortGroupList::common_prefix (std::vector<std::string> const & p) const
{
/* common prefix before '/' ? */
if (p[0].find_first_of ("/") != std::string::npos) {
std::string const fp = p[0].substr (0, (p[0].find_first_of ("/") + 1));
uint32_t j = 1;
while (j < p.size()) {
if (p[j].substr (0, fp.length()) != fp) {
break;
}
++j;
}
if (j == p.size()) {
return fp;
}
}
/* or before ':' ? */
if (p[0].find_first_of (":") != std::string::npos) {
std::string const fp = p[0].substr (0, (p[0].find_first_of (":") + 1));
uint32_t j = 1;
while (j < p.size()) {
if (p[j].substr (0, fp.length()) != fp) {
break;
}
++j;
}
if (j == p.size()) {
return fp;
}
}
return "";
}
void
PortGroupList::clear ()
{
_groups.clear ();
_bundles_dirty = true;
}
ARDOUR::BundleList const &
PortGroupList::bundles () const
{
if (_bundles_dirty) {
update_bundles ();
}
return _bundles;
}
uint32_t
PortGroupList::total_visible_ports () const
{
uint32_t n = 0;
for (PortGroupList::List::const_iterator i = begin(); i != end(); ++i) {
if ((*i)->visible()) {
n += (*i)->total_ports ();
}
}
return n;
}
void
PortGroupList::group_modified ()
{
_bundles_dirty = true;
}
void
PortGroupList::add_group (boost::shared_ptr<PortGroup> g)
{
_groups.push_back (g);
g->Modified.connect (sigc::mem_fun (*this, &PortGroupList::group_modified));
_bundles_dirty = true;
}