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livetrax/libs/ardour/instrument_info.cc

232 lines
6.3 KiB
C++

/*
Copyright (C) 2012 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 <algorithm>
#include "pbd/compose.h"
#include "midi++/midnam_patch.h"
#include "ardour/instrument_info.h"
#include "ardour/midi_patch_manager.h"
#include "ardour/processor.h"
#include "ardour/plugin.h"
#include "ardour/rc_configuration.h"
#include "i18n.h"
using namespace ARDOUR;
using namespace MIDI::Name;
using std::string;
MIDI::Name::PatchNameList InstrumentInfo::_gm_patches;
InstrumentInfo::InstrumentInfo ()
: external_instrument_model (_("Unknown"))
{
}
InstrumentInfo::~InstrumentInfo ()
{
}
void
InstrumentInfo::set_external_instrument (const string& model, const string& mode)
{
external_instrument_model = model;
external_instrument_mode = mode;
internal_instrument.reset ();
Changed(); /* EMIT SIGNAL */
}
void
InstrumentInfo::set_internal_instrument (boost::shared_ptr<Processor> p)
{
internal_instrument = p;
external_instrument_model = (_("Unknown"));
external_instrument_mode = "";
Changed(); /* EMIT SIGNAL */
}
string
InstrumentInfo::get_instrument_name () const
{
boost::shared_ptr<Processor> p = internal_instrument.lock();
if (p) {
return p->name();
}
if (external_instrument_mode.empty()) {
return external_instrument_model;
} else {
return string_compose ("%1 (%2)", external_instrument_model, external_instrument_mode);
}
}
string
InstrumentInfo::get_patch_name (uint16_t bank, uint8_t program, uint8_t channel) const
{
boost::shared_ptr<Processor> p = internal_instrument.lock();
if (p) {
return get_plugin_patch_name (p, bank, program, channel);
}
MIDI::Name::PatchPrimaryKey patch_key (program, bank);
boost::shared_ptr<MIDI::Name::Patch> patch =
MIDI::Name::MidiPatchManager::instance().find_patch (external_instrument_model,
external_instrument_mode, channel, patch_key);
if (patch) {
return patch->name();
} else {
/* program and bank numbers are zero-based: convert to one-based: MIDI_BP_ZERO */
#define MIDI_BP_ZERO ((Config->get_first_midi_bank_is_zero())?0:1)
return string_compose ("prg %1 bnk %2",program + MIDI_BP_ZERO , bank + MIDI_BP_ZERO);
}
}
string
InstrumentInfo::get_controller_name (Evoral::Parameter param) const
{
boost::shared_ptr<Processor> p = internal_instrument.lock();
if (p || param.type() != MidiCCAutomation) {
return "";
}
boost::shared_ptr<MIDI::Name::MasterDeviceNames> dev_names(
MIDI::Name::MidiPatchManager::instance().master_device_by_model(
external_instrument_model));
if (!dev_names) {
return "";
}
boost::shared_ptr<ChannelNameSet> chan_names(
dev_names->channel_name_set_by_channel(
external_instrument_mode, param.channel()));
if (!chan_names) {
return "";
}
boost::shared_ptr<ControlNameList> control_names(
dev_names->control_name_list(chan_names->control_list_name()));
if (!control_names) {
return "";
}
return control_names->control(param.id())->name();
}
boost::shared_ptr<MIDI::Name::ChannelNameSet>
InstrumentInfo::get_patches (uint8_t channel)
{
boost::shared_ptr<Processor> p = internal_instrument.lock();
if (p) {
return plugin_programs_to_channel_name_set (p);
}
boost::shared_ptr<MIDI::Name::ChannelNameSet> channel_name_set =
MidiPatchManager::instance().find_channel_name_set (external_instrument_model,
external_instrument_mode,
channel);
//std::cerr << "got channel name set with name '" << channel_name_set->name() << std::endl;
return channel_name_set;
}
boost::shared_ptr<MIDI::Name::ChannelNameSet>
InstrumentInfo::plugin_programs_to_channel_name_set (boost::shared_ptr<Processor> p)
{
PatchNameList patch_list;
boost::shared_ptr<PluginInsert> insert = boost::dynamic_pointer_cast<PluginInsert> (p);
if (!insert) {
return boost::shared_ptr<ChannelNameSet>();
}
boost::shared_ptr<Plugin> pp = insert->plugin();
if (pp->current_preset_uses_general_midi()) {
patch_list = InstrumentInfo::general_midi_patches ();
} else if (pp->presets_are_MIDI_programs()) {
std::vector<Plugin::PresetRecord> presets = pp->get_presets ();
std::vector<Plugin::PresetRecord>::iterator i;
int n;
/* XXX note the assumption that plugin presets start their numbering at
* zero
*/
for (n = 0, i = presets.begin(); i != presets.end(); ++i, ++n) {
if ((*i).number >= 0) {
patch_list.push_back (boost::shared_ptr<Patch> (new Patch ((*i).label, n)));
} else {
patch_list.push_back (boost::shared_ptr<Patch> (new Patch (string_compose ("program %1", n), n)));
}
}
} else {
for (int n = 0; n < 127; ++n) {
patch_list.push_back (boost::shared_ptr<Patch> (new Patch (string_compose ("program %1", n), n)));
}
}
boost::shared_ptr<PatchBank> pb (new PatchBank (0, p->name()));
pb->set_patch_name_list (patch_list);
ChannelNameSet::PatchBanks patch_banks;
patch_banks.push_back (pb);
boost::shared_ptr<MIDI::Name::ChannelNameSet> cns (new ChannelNameSet);
cns->set_patch_banks (patch_banks);
return cns;
}
const MIDI::Name::PatchNameList&
InstrumentInfo::general_midi_patches()
{
if (_gm_patches.empty()) {
for (int n = 0; n < 128; n++) {
_gm_patches.push_back (boost::shared_ptr<Patch> (new Patch (general_midi_program_names[n], n)));
}
}
return _gm_patches;
}
string
InstrumentInfo::get_plugin_patch_name (boost::shared_ptr<Processor> p, uint16_t bank, uint8_t program, uint8_t /*channel*/) const
{
boost::shared_ptr<PluginInsert> insert = boost::dynamic_pointer_cast<PluginInsert> (p);
if (insert) {
boost::shared_ptr<Plugin> pp = insert->plugin();
if (pp->current_preset_uses_general_midi()) {
return MIDI::Name::general_midi_program_names[std::min((uint8_t) 127,program)];
}
}
return string_compose (_("preset %1 (bank %2)"), (int) program, (int) bank);
}