along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
-#include <pbd/error.h>
+#include "pbd/error.h"
#include <sigc++/retype.h>
#include <sigc++/retype_return.h>
#include <sigc++/bind.h>
-#include <ardour/midi_track.h>
-#include <ardour/midi_diskstream.h>
-#include <ardour/session.h>
-#include <ardour/redirect.h>
-#include <ardour/midi_region.h>
-#include <ardour/midi_source.h>
-#include <ardour/route_group_specialized.h>
-#include <ardour/insert.h>
-#include <ardour/midi_playlist.h>
-#include <ardour/panner.h>
-#include <ardour/utils.h>
+#include "pbd/enumwriter.h"
+#include "midi++/events.h"
+#include "evoral/midi_util.h"
+
+#include "ardour/amp.h"
+#include "ardour/buffer_set.h"
+#include "ardour/delivery.h"
+#include "ardour/io_processor.h"
+#include "ardour/meter.h"
+#include "ardour/midi_diskstream.h"
+#include "ardour/midi_playlist.h"
+#include "ardour/midi_region.h"
+#include "ardour/midi_source.h"
+#include "ardour/midi_track.h"
+#include "ardour/panner.h"
+#include "ardour/processor.h"
+#include "ardour/route_group_specialized.h"
+#include "ardour/session.h"
+#include "ardour/utils.h"
#include "i18n.h"
MidiTrack::MidiTrack (Session& sess, string name, Route::Flag flag, TrackMode mode)
: Track (sess, name, flag, mode, DataType::MIDI)
+ , _immediate_events(1024) // FIXME: size?
+ , _note_mode(Sustained)
{
- MidiDiskstream::Flag dflags = MidiDiskstream::Flag (0);
+ use_new_diskstream ();
- if (_flags & Hidden) {
- dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Hidden);
- } else {
- dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Recordable);
- }
-
- if (mode == Destructive) {
- dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Destructive);
- }
-
- MidiDiskstream* ds = new MidiDiskstream (_session, name, dflags);
-
_declickable = true;
_freeze_record.state = NoFreeze;
_saved_meter_point = _meter_point;
_mode = mode;
-
- set_diskstream (*ds);
}
MidiTrack::MidiTrack (Session& sess, const XMLNode& node)
- : Track (sess, node)
+ : Track (sess, node, DataType::MIDI )
+ , _immediate_events(1024) // FIXME: size?
+ , _note_mode(Sustained)
{
- _freeze_record.state = NoFreeze;
- set_state (node);
- _declickable = true;
- _saved_meter_point = _meter_point;
+ _set_state(node, false);
}
MidiTrack::~MidiTrack ()
{
- if (_diskstream) {
- _diskstream->unref();
- }
}
-
-int
-MidiTrack::set_diskstream (MidiDiskstream& ds)
+void
+MidiTrack::use_new_diskstream ()
{
- if (_diskstream) {
- _diskstream->unref();
+ MidiDiskstream::Flag dflags = MidiDiskstream::Flag (0);
+
+ if (_flags & Hidden) {
+ dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Hidden);
+ } else {
+ dflags = MidiDiskstream::Flag (dflags | MidiDiskstream::Recordable);
}
- _diskstream = &ds.ref();
- _diskstream->set_io (*this);
+ assert(_mode != Destructive);
+
+ boost::shared_ptr<MidiDiskstream> ds (new MidiDiskstream (_session, name(), dflags));
+ _session.add_diskstream (ds);
+
+ set_diskstream (boost::dynamic_pointer_cast<MidiDiskstream> (ds));
+}
+
+int
+MidiTrack::set_diskstream (boost::shared_ptr<MidiDiskstream> ds)
+{
+ _diskstream = ds;
+ _diskstream->set_route (*this);
_diskstream->set_destructive (_mode == Destructive);
_diskstream->set_record_enabled (false);
//_diskstream->monitor_input (false);
ic_connection.disconnect();
- ic_connection = input_changed.connect (mem_fun (*_diskstream, &MidiDiskstream::handle_input_change));
+ ic_connection = _input->changed.connect (mem_fun (*_diskstream, &MidiDiskstream::handle_input_change));
DiskstreamChanged (); /* EMIT SIGNAL */
int
MidiTrack::use_diskstream (string name)
{
- MidiDiskstream *dstream;
+ boost::shared_ptr<MidiDiskstream> dstream;
+
+ cerr << "\n\n\nMIDI use diskstream\n";
- if ((dstream = dynamic_cast<MidiDiskstream*>(_session.diskstream_by_name (name))) == 0) {
- error << string_compose(_("MidiTrack: midi diskstream \"%1\" not known by session"), name) << endmsg;
+ if ((dstream = boost::dynamic_pointer_cast<MidiDiskstream>(_session.diskstream_by_name (name))) == 0) {
+ error << string_compose(_("MidiTrack: midi diskstream \"%1\" not known by session"), name) << endmsg;
return -1;
}
- return set_diskstream (*dstream);
+ cerr << "\n\n\nMIDI found DS\n";
+ return set_diskstream (dstream);
}
int
MidiTrack::use_diskstream (const PBD::ID& id)
{
- MidiDiskstream *dstream;
+ boost::shared_ptr<MidiDiskstream> dstream;
- if ((dstream = dynamic_cast<MidiDiskstream*>(_session.diskstream_by_id (id))) == 0) {
+ if ((dstream = boost::dynamic_pointer_cast<MidiDiskstream> (_session.diskstream_by_id (id))) == 0) {
error << string_compose(_("MidiTrack: midi diskstream \"%1\" not known by session"), id) << endmsg;
return -1;
}
- return set_diskstream (*dstream);
+ return set_diskstream (dstream);
}
-bool
-MidiTrack::record_enabled () const
+boost::shared_ptr<MidiDiskstream>
+MidiTrack::midi_diskstream() const
{
- return _diskstream->record_enabled ();
+ return boost::dynamic_pointer_cast<MidiDiskstream>(_diskstream);
}
-void
-MidiTrack::set_record_enable (bool yn, void *src)
-{
- if (_freeze_record.state == Frozen) {
- return;
- }
-#if 0
- if (_mix_group && src != _mix_group && _mix_group->is_active()) {
- _mix_group->apply (&MidiTrack::set_record_enable, yn, _mix_group);
- return;
- }
-
- /* keep track of the meter point as it was before we rec-enabled */
-
- if (!diskstream->record_enabled()) {
- _saved_meter_point = _meter_point;
- }
-
- diskstream->set_record_enabled (yn, src);
-
- if (diskstream->record_enabled()) {
- set_meter_point (MeterInput, this);
- } else {
- set_meter_point (_saved_meter_point, this);
- }
-
- if (_session.get_midi_feedback()) {
- _midi_rec_enable_control.send_feedback (record_enabled());
- }
-#endif
-}
-
-MidiDiskstream&
-MidiTrack::midi_diskstream() const
+int
+MidiTrack::set_state (const XMLNode& node)
{
- return *dynamic_cast<MidiDiskstream*>(_diskstream);
+ return _set_state (node, true);
}
int
-MidiTrack::set_state (const XMLNode& node)
+MidiTrack::_set_state (const XMLNode& node, bool call_base)
{
const XMLProperty *prop;
XMLNodeConstIterator iter;
- if (Route::set_state (node)) {
+ if (Route::_set_state (node, call_base)) {
return -1;
}
-
- if ((prop = node.property (X_("mode"))) != 0) {
- if (prop->value() == X_("normal")) {
- _mode = Normal;
- } else if (prop->value() == X_("destructive")) {
- _mode = Destructive;
- } else {
- warning << string_compose ("unknown midi track mode \"%1\" seen and ignored", prop->value()) << endmsg;
- _mode = Normal;
- }
+
+ // No destructive MIDI tracks (yet?)
+ _mode = Normal;
+
+ if ((prop = node.property (X_("note-mode"))) != 0) {
+ _note_mode = NoteMode (string_2_enum (prop->value(), _note_mode));
} else {
- _mode = Normal;
+ _note_mode = Sustained;
}
if ((prop = node.property ("diskstream-id")) == 0) {
} else {
PBD::ID id (prop->value());
+ PBD::ID zero ("0");
+
+ /* this wierd hack is used when creating tracks from a template. there isn't
+ a particularly good time to interpose between setting the first part of
+ the track state (notably Route::set_state() and the track mode), and the
+ second part (diskstream stuff). So, we have a special ID for the diskstream
+ that means "you should create a new diskstream here, not look for
+ an old one.
+ */
+
+ cerr << "\n\n\n\n MIDI track " << name() << " found DS id " << id << endl;
- if (use_diskstream (id)) {
+ if (id == zero) {
+ use_new_diskstream ();
+ } else if (use_diskstream (id)) {
return -1;
}
}
-
XMLNodeList nlist;
XMLNodeConstIterator niter;
XMLNode *child;
for (niter = nlist.begin(); niter != nlist.end(); ++niter){
child = *niter;
- if (child->name() == X_("remote_control")) {
- if ((prop = child->property (X_("id"))) != 0) {
- int32_t x;
- sscanf (prop->value().c_str(), "%d", &x);
- set_remote_control_id (x);
- }
+ if (child->name() == X_("recenable")) {
+ _rec_enable_control->set_state (*child);
+ _session.add_controllable (_rec_enable_control);
}
}
pending_state = const_cast<XMLNode*> (&node);
- _session.StateReady.connect (mem_fun (*this, &MidiTrack::set_state_part_two));
+ if (_session.state_of_the_state() & Session::Loading) {
+ _session.StateReady.connect (mem_fun (*this, &MidiTrack::set_state_part_two));
+ } else {
+ set_state_part_two ();
+ }
return 0;
}
freeze_node = new XMLNode (X_("freeze-info"));
freeze_node->add_property ("playlist", _freeze_record.playlist->name());
- snprintf (buf, sizeof (buf), "%d", (int) _freeze_record.state);
- freeze_node->add_property ("state", buf);
+ freeze_node->add_property ("state", enum_2_string (_freeze_record.state));
- for (vector<FreezeRecordInsertInfo*>::iterator i = _freeze_record.insert_info.begin(); i != _freeze_record.insert_info.end(); ++i) {
- inode = new XMLNode (X_("insert"));
- (*i)->id.print (buf);
+ for (vector<FreezeRecordProcessorInfo*>::iterator i = _freeze_record.processor_info.begin(); i != _freeze_record.processor_info.end(); ++i) {
+ inode = new XMLNode (X_("processor"));
+ (*i)->id.print (buf, sizeof(buf));
inode->add_property (X_("id"), buf);
inode->add_child_copy ((*i)->state);
/* Alignment: act as a proxy for the diskstream */
- XMLNode* align_node = new XMLNode (X_("alignment"));
- switch (_diskstream->alignment_style()) {
- case ExistingMaterial:
- snprintf (buf, sizeof (buf), X_("existing"));
- break;
- case CaptureTime:
- snprintf (buf, sizeof (buf), X_("capture"));
- break;
- }
- align_node->add_property (X_("style"), buf);
+ XMLNode* align_node = new XMLNode (X_("Alignment"));
+ AlignStyle as = _diskstream->alignment_style ();
+ align_node->add_property (X_("style"), enum_2_string (as));
root.add_child_nocopy (*align_node);
- XMLNode* remote_control_node = new XMLNode (X_("remote_control"));
- snprintf (buf, sizeof (buf), "%d", _remote_control_id);
- remote_control_node->add_property (X_("id"), buf);
- root.add_child_nocopy (*remote_control_node);
-
- switch (_mode) {
- case Normal:
- root.add_property (X_("mode"), X_("normal"));
- break;
- case Destructive:
- root.add_property (X_("mode"), X_("destructive"));
- break;
- }
-
+ root.add_property (X_("note-mode"), enum_2_string (_note_mode));
+
/* we don't return diskstream state because we don't
own the diskstream exclusively. control of the diskstream
state is ceded to the Session, even if we create the
diskstream.
*/
- _diskstream->id().print (buf);
+ _diskstream->id().print (buf, sizeof(buf));
root.add_property ("diskstream-id", buf);
+
+ root.add_child_nocopy (_rec_enable_control->get_state());
return root;
}
if ((fnode = find_named_node (*pending_state, X_("freeze-info"))) != 0) {
-
- _freeze_record.have_mementos = false;
_freeze_record.state = Frozen;
- for (vector<FreezeRecordInsertInfo*>::iterator i = _freeze_record.insert_info.begin(); i != _freeze_record.insert_info.end(); ++i) {
+ for (vector<FreezeRecordProcessorInfo*>::iterator i = _freeze_record.processor_info.begin(); i != _freeze_record.processor_info.end(); ++i) {
delete *i;
}
- _freeze_record.insert_info.clear ();
+ _freeze_record.processor_info.clear ();
if ((prop = fnode->property (X_("playlist"))) != 0) {
- Playlist* pl = _session.playlist_by_name (prop->value());
+ boost::shared_ptr<Playlist> pl = _session.playlist_by_name (prop->value());
if (pl) {
- _freeze_record.playlist = dynamic_cast<MidiPlaylist*> (pl);
+ _freeze_record.playlist = boost::dynamic_pointer_cast<MidiPlaylist> (pl);
} else {
- _freeze_record.playlist = 0;
+ _freeze_record.playlist.reset();
_freeze_record.state = NoFreeze;
return;
}
}
if ((prop = fnode->property (X_("state"))) != 0) {
- _freeze_record.state = (FreezeState) atoi (prop->value().c_str());
+ _freeze_record.state = FreezeState (string_2_enum (prop->value(), _freeze_record.state));
}
XMLNodeConstIterator citer;
XMLNodeList clist = fnode->children();
for (citer = clist.begin(); citer != clist.end(); ++citer) {
- if ((*citer)->name() != X_("insert")) {
+ if ((*citer)->name() != X_("processor")) {
continue;
}
continue;
}
- FreezeRecordInsertInfo* frii = new FreezeRecordInsertInfo (*((*citer)->children().front()),
- boost::shared_ptr<Insert>());
+ FreezeRecordProcessorInfo* frii = new FreezeRecordProcessorInfo (*((*citer)->children().front()),
+ boost::shared_ptr<Processor>());
frii->id = prop->value ();
- _freeze_record.insert_info.push_back (frii);
+ _freeze_record.processor_info.push_back (frii);
}
}
/* Alignment: act as a proxy for the diskstream */
- if ((fnode = find_named_node (*pending_state, X_("alignment"))) != 0) {
+ if ((fnode = find_named_node (*pending_state, X_("Alignment"))) != 0) {
if ((prop = fnode->property (X_("style"))) != 0) {
- if (prop->value() == "existing") {
- _diskstream->set_persistent_align_style (ExistingMaterial);
- } else if (prop->value() == "capture") {
- _diskstream->set_persistent_align_style (CaptureTime);
+
+ /* fix for older sessions from before EnumWriter */
+
+ string pstr;
+
+ if (prop->value() == "capture") {
+ pstr = "CaptureTime";
+ } else if (prop->value() == "existing") {
+ pstr = "ExistingMaterial";
+ } else {
+ pstr = prop->value();
}
+
+ AlignStyle as = AlignStyle (string_2_enum (pstr, as));
+ _diskstream->set_persistent_align_style (as);
}
}
return;
}
-ChanCount
-MidiTrack::n_process_buffers ()
-{
- return max (_diskstream->n_channels(), redirect_max_outs);
-}
-
-void
-MidiTrack::passthru_silence (jack_nframes_t start_frame, jack_nframes_t end_frame, jack_nframes_t nframes, jack_nframes_t offset, int declick, bool meter)
-{
- process_output_buffers (_session.get_silent_buffers (n_process_buffers()), start_frame, end_frame, nframes, offset, true, declick, meter);
-}
-
-int
-MidiTrack::no_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame, jack_nframes_t offset,
- bool session_state_changing, bool can_record, bool rec_monitors_input)
+int
+MidiTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, int declick,
+ bool can_record, bool rec_monitors_input)
{
- if (n_outputs().get(DataType::MIDI) == 0) {
- return 0;
+ int dret;
+ boost::shared_ptr<MidiDiskstream> diskstream = midi_diskstream();
+
+ {
+ Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK);
+ if (lm.locked()) {
+ // automation snapshot can also be called from the non-rt context
+ // and it uses the redirect list, so we take the lock out here
+ automation_snapshot (start_frame);
+ }
}
- if (!_active) {
- silence (nframes, offset);
+ if (n_outputs().n_total() == 0 && _processors.empty()) {
return 0;
}
- if (session_state_changing) {
-
- /* XXX is this safe to do against transport state changes? */
-
- passthru_silence (start_frame, end_frame, nframes, offset, 0, false);
+ if (!_active) {
+ silence (nframes);
return 0;
}
- midi_diskstream().check_record_status (start_frame, nframes, can_record);
+ nframes_t transport_frame = _session.transport_frame();
- bool send_silence;
- if (_have_internal_generator) {
- /* since the instrument has no input streams,
- there is no reason to send any signal
- into the route.
- */
- send_silence = true;
- } else {
-
- if (_session.get_auto_input()) {
- if (Config->get_use_sw_monitoring()) {
- send_silence = false;
- } else {
- send_silence = true;
- }
- } else {
- if (_diskstream->record_enabled()) {
- if (Config->get_use_sw_monitoring()) {
- send_silence = false;
- } else {
- send_silence = true;
- }
- } else {
- send_silence = true;
- }
- }
- }
+ if ((nframes = check_initial_delay (nframes, transport_frame)) == 0) {
+ /* need to do this so that the diskstream sets its
+ playback distance to zero, thus causing diskstream::commit
+ to do nothing.
+ */
+ return diskstream->process (transport_frame, 0, can_record, rec_monitors_input);
+ }
- apply_gain_automation = false;
+ _silent = false;
- if (send_silence) {
-
- /* if we're sending silence, but we want the meters to show levels for the signal,
- meter right here.
- */
-
- if (_have_internal_generator) {
- passthru_silence (start_frame, end_frame, nframes, offset, 0, true);
- } else {
- if (_meter_point == MeterInput) {
- just_meter_input (start_frame, end_frame, nframes, offset);
- }
- passthru_silence (start_frame, end_frame, nframes, offset, 0, false);
- }
-
- } else {
-
- /* we're sending signal, but we may still want to meter the input.
- */
+ if ((dret = diskstream->process (transport_frame, nframes, can_record, rec_monitors_input)) != 0) {
- passthru (start_frame, end_frame, nframes, offset, 0, (_meter_point == MeterInput));
+ silence (nframes);
+ return dret;
}
- return 0;
-}
-
-int
-MidiTrack::roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame, jack_nframes_t offset, int declick,
- bool can_record, bool rec_monitors_input)
-{
- passthru (start_frame, end_frame, nframes, offset, declick, false);
-
- return 0;
-}
-
-int
-MidiTrack::silent_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame, jack_nframes_t offset,
- bool can_record, bool rec_monitors_input)
-{
- if (n_outputs().get(DataType::MIDI) == 0 && _redirects.empty()) {
- return 0;
- }
+ /* special condition applies */
- if (!_active) {
- silence (nframes, offset);
- return 0;
+ if (_meter_point == MeterInput) {
+ _input->process_input (_meter, start_frame, end_frame, nframes);
}
- _silent = true;
- apply_gain_automation = false;
+ if (diskstream->record_enabled() && !can_record && !_session.config.get_auto_input()) {
- silence (nframes, offset);
+ /* not actually recording, but we want to hear the input material anyway,
+ at least potentially (depending on monitoring options)
+ */
- return midi_diskstream().process (_session.transport_frame() + offset, nframes, offset, can_record, rec_monitors_input);
-}
+ passthru (start_frame, end_frame, nframes, 0);
-void
-MidiTrack::process_output_buffers (BufferSet& bufs,
- jack_nframes_t start_frame, jack_nframes_t end_frame,
- jack_nframes_t nframes, jack_nframes_t offset, bool with_redirects, int declick,
- bool meter)
-{
- // There's no such thing as a MIDI bus for the time being, to avoid diverging from trunk
- // too much until the SoC settles down. We'll do all the MIDI route work here for now
-
- // Main output stage is the only stage we've got.
- // I think it's a pretty good stage though, wouldn't you say?
-
+ } else {
+ /*
+ XXX is it true that the earlier test on n_outputs()
+ means that we can avoid checking it again here? i think
+ so, because changing the i/o configuration of an IO
+ requires holding the AudioEngine lock, which we hold
+ while in the process() tree.
+ */
- if (muted()) {
- IO::silence(nframes, offset);
+ /* copy the diskstream data to all output buffers */
- } else {
+ //const size_t limit = n_process_buffers().n_audio();
+ BufferSet& bufs = _session.get_scratch_buffers (n_process_buffers());
- deliver_output(bufs, start_frame, end_frame, nframes, offset);
+ diskstream->get_playback(bufs.get_midi(0), start_frame, end_frame);
+ process_output_buffers (bufs, start_frame, end_frame, nframes,
+ (!_session.get_record_enabled() || !Config->get_do_not_record_plugins()), declick);
+
}
+ _main_outs->flush (nframes);
+
+ return 0;
}
-int
-MidiTrack::set_name (string str, void *src)
+void
+MidiTrack::write_controller_messages(MidiBuffer& output_buf, sframes_t /*start*/, sframes_t /*end*/, nframes_t nframes)
{
- int ret;
-
- if (record_enabled() && _session.actively_recording()) {
- /* this messes things up if done while recording */
- return -1;
- }
-
- if (_diskstream->set_name (str)) {
- return -1;
- }
+ // Append immediate events (UI controls)
- /* save state so that the statefile fully reflects any filename changes */
+ // XXX TAKE _port_offset in Port into account???
- if ((ret = IO::set_name (str, src)) == 0) {
- _session.save_state ("");
- }
- return ret;
+ _immediate_events.read (output_buf, 0, 0, nframes - 1); // all stamps = 0
}
int
-MidiTrack::export_stuff (BufferSet& bufs, jack_nframes_t nframes, jack_nframes_t end_frame)
+MidiTrack::export_stuff (BufferSet& /*bufs*/, nframes_t /*nframes*/, sframes_t /*end_frame*/)
{
return -1;
}
void
-MidiTrack::set_latency_delay (jack_nframes_t longest_session_latency)
+MidiTrack::set_latency_delay (nframes_t longest_session_latency)
{
Route::set_latency_delay (longest_session_latency);
_diskstream->set_roll_delay (_roll_delay);
}
-void
-MidiTrack::bounce (InterThreadInfo& itt)
+boost::shared_ptr<Region>
+MidiTrack::bounce (InterThreadInfo& /*itt*/)
{
- //vector<MidiSource*> srcs;
- //_session.write_one_midi_track (*this, 0, _session.current_end_frame(), false, srcs, itt);
+ throw;
+ // vector<MidiSource*> srcs;
+ // return _session.write_one_track (*this, 0, _session.current_end_frame(), false, srcs, itt);
+ return boost::shared_ptr<Region> ();
}
-void
-MidiTrack::bounce_range (jack_nframes_t start, jack_nframes_t end, InterThreadInfo& itt)
+boost::shared_ptr<Region>
+MidiTrack::bounce_range (nframes_t /*start*/, nframes_t /*end*/, InterThreadInfo& /*itt*/, bool /*enable_processing*/)
{
+ throw;
//vector<MidiSource*> srcs;
- //_session.write_one_midi_track (*this, start, end, false, srcs, itt);
+ //return _session.write_one_track (*this, start, end, false, srcs, itt);
+ return boost::shared_ptr<Region> ();
}
void
-MidiTrack::freeze (InterThreadInfo& itt)
+MidiTrack::freeze (InterThreadInfo& /*itt*/)
{
}
}
void
-MidiTrack::set_mode (TrackMode m)
+MidiTrack::set_note_mode (NoteMode m)
{
- if (_diskstream) {
- if (_mode != m) {
- _mode = m;
- _diskstream->set_destructive (m == Destructive);
- ModeChanged();
- }
+ _note_mode = m;
+ midi_diskstream()->set_note_mode(m);
+}
+
+void
+MidiTrack::midi_panic()
+{
+ for (uint8_t channel = 0; channel <= 0xF; channel++) {
+ uint8_t ev[3] = { MIDI_CMD_CONTROL | channel, MIDI_CTL_SUSTAIN, 0 };
+ write_immediate_event(3, ev);
+ ev[1] = MIDI_CTL_ALL_NOTES_OFF;
+ write_immediate_event(3, ev);
+ ev[1] = MIDI_CTL_RESET_CONTROLLERS;
+ write_immediate_event(3, ev);
}
}
+
+/** \return true on success, false on failure (no buffer space left)
+ */
+bool
+MidiTrack::write_immediate_event(size_t size, const uint8_t* buf)
+{
+ if (!Evoral::midi_event_is_valid(buf, size)) {
+ cerr << "WARNING: Ignoring illegal immediate MIDI event" << endl;
+ return false;
+ }
+ const uint32_t type = EventTypeMap::instance().midi_event_type(buf[0]);
+ return (_immediate_events.write(0, type, size, buf) == size);
+}
+
+void
+MidiTrack::MidiControl::set_value(float val)
+{
+ bool valid = false;
+ if (isinf(val)) {
+ cerr << "MIDIControl value is infinity" << endl;
+ } else if (isnan(val)) {
+ cerr << "MIDIControl value is NaN" << endl;
+ } else if (val < _list->parameter().min()) {
+ cerr << "MIDIControl value is < " << _list->parameter().min() << endl;
+ } else if (val > _list->parameter().max()) {
+ cerr << "MIDIControl value is > " << _list->parameter().max() << endl;
+ } else {
+ valid = true;
+ }
+
+ if (!valid) {
+ return;
+ }
+
+ assert(val <= _list->parameter().max());
+ size_t size = 3;
+
+ if ( ! automation_playback()) {
+ uint8_t ev[3] = { _list->parameter().channel(), int(val), 0 };
+ switch(_list->parameter().type()) {
+ case MidiCCAutomation:
+ ev[0] += MIDI_CMD_CONTROL;
+ ev[1] = _list->parameter().id();
+ ev[2] = int(val);
+ break;
+
+ case MidiPgmChangeAutomation:
+ size = 2;
+ ev[0] += MIDI_CMD_PGM_CHANGE;
+ ev[1] = int(val);
+ break;
+
+ case MidiChannelPressureAutomation:
+ size = 2;
+ ev[0] += MIDI_CMD_CHANNEL_PRESSURE;
+ ev[1] = int(val);
+ break;
+
+ case MidiPitchBenderAutomation:
+ ev[0] += MIDI_CMD_BENDER;
+ ev[1] = 0x7F & int(val);
+ ev[2] = 0x7F & (int(val) >> 7);
+ break;
+
+ default:
+ assert(false);
+ }
+ _route->write_immediate_event(size, ev);
+ }
+
+ AutomationControl::set_value(val);
+}
+