fix (no)use of offset in AudioEngine::get_sync_offset()
[ardour.git] / libs / ardour / midi_track.cc
index 3b16f25f9ebad43d5d045054e69639c247203f62..5a53cecc3c5fe22e4f9f1c9cd8068caa5018cd22 100644 (file)
 #include "midi++/events.h"
 #include "evoral/midi_util.h"
 
-#include "ardour/midi_track.h"
-#include "ardour/midi_diskstream.h"
-#include "ardour/session.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/route_group_specialized.h"
-#include "ardour/processor.h"
-#include "ardour/midi_playlist.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 "ardour/buffer_set.h"
-#include "ardour/meter.h"
-
 
 #include "i18n.h"
 
@@ -57,13 +58,6 @@ MidiTrack::MidiTrack (Session& sess, string name, Route::Flag flag, TrackMode mo
        _freeze_record.state = NoFreeze;
        _saved_meter_point = _meter_point;
        _mode = mode;
-
-       set_input_minimum(ChanCount(DataType::MIDI, 1));
-       set_input_maximum(ChanCount(DataType::MIDI, 1));
-       set_output_minimum(ChanCount(DataType::MIDI, 1));
-       set_output_maximum(ChanCount(DataType::MIDI, 1));
-
-       PortCountChanged(ChanCount(DataType::MIDI, 2)); /* EMIT SIGNAL */
 }
 
 MidiTrack::MidiTrack (Session& sess, const XMLNode& node)
@@ -72,13 +66,6 @@ MidiTrack::MidiTrack (Session& sess, const XMLNode& node)
        , _note_mode(Sustained)
 {
        _set_state(node, false);
-       
-       set_input_minimum(ChanCount(DataType::MIDI, 1));
-       set_input_maximum(ChanCount(DataType::MIDI, 1));
-       set_output_minimum(ChanCount(DataType::MIDI, 1));
-       set_output_maximum(ChanCount(DataType::MIDI, 1));
-       
-       PortCountChanged(ChanCount(DataType::MIDI, 2)); /* EMIT SIGNAL */
 }
 
 MidiTrack::~MidiTrack ()
@@ -108,14 +95,14 @@ int
 MidiTrack::set_diskstream (boost::shared_ptr<MidiDiskstream> ds)
 {
        _diskstream = ds;
-       _diskstream->set_io (*this);
+       _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 */
 
@@ -127,11 +114,14 @@ MidiTrack::use_diskstream (string name)
 {
        boost::shared_ptr<MidiDiskstream> dstream;
 
+       cerr << "\n\n\nMIDI use diskstream\n";
+
        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;
        }
        
+       cerr << "\n\n\nMIDI found DS\n";
        return set_diskstream (dstream);
 }
 
@@ -205,6 +195,8 @@ MidiTrack::_set_state (const XMLNode& node, bool call_base)
                   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 (id == zero) {
                        use_new_diskstream ();
@@ -370,96 +362,13 @@ MidiTrack::set_state_part_two ()
        return;
 }      
 
-int 
-MidiTrack::no_roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame, 
-                   bool session_state_changing, bool can_record, bool rec_monitors_input)
-{
-       if (n_outputs().n_midi() == 0) {
-               return 0;
-       }
-
-       if (!_active) {
-               silence (nframes);
-       }
-
-       if (session_state_changing) {
-
-               /* XXX is this safe to do against transport state changes? */
-
-               passthru_silence (start_frame, end_frame, nframes, 0, false);
-               return 0;
-       }
-
-       midi_diskstream()->check_record_status (start_frame, nframes, can_record);
-
-       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 (Config->get_auto_input()) {
-                       if (Config->get_monitoring_model() == SoftwareMonitoring) {
-                               send_silence = false;
-                       } else {
-                               send_silence = true;
-                       }
-               } else {
-                       if (_diskstream->record_enabled()) {
-                               if (Config->get_monitoring_model() == SoftwareMonitoring) {
-                                       send_silence = false;
-                               } else {
-                                       send_silence = true;
-                               }
-                       } else {
-                               send_silence = true;
-                       }
-               }
-       }
-
-       apply_gain_automation = 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, 0, true);
-               } else {
-                       if (_meter_point == MeterInput) {
-                               just_meter_input (start_frame, end_frame, nframes);
-                       }
-                       passthru_silence (start_frame, end_frame, nframes, 0, false);
-               }
-
-       } else {
-       
-               /* we're sending signal, but we may still want to meter the input. 
-                */
-
-               passthru (start_frame, end_frame, nframes, 0, (_meter_point == MeterInput));
-       }
-       
-       flush_outputs (nframes);
-
-       return 0;
-}
-
 int
-MidiTrack::roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame, int declick,
+MidiTrack::roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame, int declick,
                 bool can_record, bool rec_monitors_input)
 {
        int dret;
        boost::shared_ptr<MidiDiskstream> diskstream = midi_diskstream();
        
-       prepare_inputs (nframes);
-
        {
                Glib::RWLock::ReaderLock lm (_processor_lock, Glib::TRY_LOCK);
                if (lm.locked()) {
@@ -494,23 +403,22 @@ MidiTrack::roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame,
        if ((dret = diskstream->process (transport_frame, nframes, can_record, rec_monitors_input)) != 0) {
 
                silence (nframes);
-
                return dret;
        }
 
        /* special condition applies */
 
        if (_meter_point == MeterInput) {
-               just_meter_input (start_frame, end_frame, nframes);
+               _input->process_input (_meter, start_frame, end_frame, nframes);
        }
 
-       if (diskstream->record_enabled() && !can_record && !Config->get_auto_input()) {
+       if (diskstream->record_enabled() && !can_record && !_session.config.get_auto_input()) {
 
                /* not actually recording, but we want to hear the input material anyway,
                   at least potentially (depending on monitoring options)
                   */
 
-               passthru (start_frame, end_frame, nframes, 0, true);
+               passthru (start_frame, end_frame, nframes, 0);
 
        } else {
                /*
@@ -530,78 +438,17 @@ MidiTrack::roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame,
                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, (_meter_point != MeterInput));
+                               (!_session.get_record_enabled() || !Config->get_do_not_record_plugins()), declick);
        
        }
 
-       flush_outputs (nframes);
+       _main_outs->flush (nframes);
 
        return 0;
 }
 
-int
-MidiTrack::silent_roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame,  
-                       bool can_record, bool rec_monitors_input)
-{
-       if (n_outputs().n_midi() == 0 && _processors.empty()) {
-               return 0;
-       }
-
-       if (!_active) {
-               silence (nframes);
-               return 0;
-       }
-
-       _silent = true;
-       apply_gain_automation = false;
-
-       silence (nframes);
-
-       return midi_diskstream()->process (_session.transport_frame(), nframes, can_record, rec_monitors_input);
-}
-
-void
-MidiTrack::process_output_buffers (BufferSet& bufs,
-                                  nframes_t start_frame, nframes_t end_frame, 
-                                  nframes_t nframes, bool with_processors, int declick,
-                                  bool meter)
-{
-       /* There's no such thing as a MIDI bus for the time being.
-        * We'll do all the MIDI route work here for now, but the long-term goal is to have
-        * Route::process_output_buffers handle everything */
-       
-       if (meter && (_meter_point == MeterInput || _meter_point == MeterPreFader)) {
-               _meter->run_in_place(bufs, start_frame, end_frame, nframes);
-       }
-
-       // Run all processors
-       if (with_processors) {
-               Glib::RWLock::ReaderLock rm (_processor_lock, Glib::TRY_LOCK);
-               if (rm.locked()) {
-                       for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
-                               (*i)->run_in_place (bufs, start_frame, end_frame, nframes);
-                       }
-               } 
-       }
-       
-       if (meter && (_meter_point == MeterPostFader)) {
-               _meter->run_in_place(bufs, start_frame, end_frame, nframes);
-       }
-       
-       // Main output stage
-       if (muted()) {
-               IO::silence (nframes);
-       } else {
-
-               // Write 'automation' controllers (e.g. CC events from a UI slider)
-               write_controller_messages(bufs.get_midi(0), start_frame, end_frame, nframes);
-               
-               deliver_output(bufs, start_frame, end_frame, nframes);
-       }
-}
-
 void
-MidiTrack::write_controller_messages(MidiBuffer& output_buf, nframes_t start, nframes_t end, nframes_t nframes)
+MidiTrack::write_controller_messages(MidiBuffer& output_buf, sframes_t /*start*/, sframes_t /*end*/, nframes_t nframes)
 {
        // Append immediate events (UI controls)
 
@@ -611,7 +458,7 @@ MidiTrack::write_controller_messages(MidiBuffer& output_buf, nframes_t start, nf
 }
 
 int
-MidiTrack::export_stuff (BufferSet& bufs, nframes_t nframes, nframes_t end_frame)
+MidiTrack::export_stuff (BufferSet& /*bufs*/, nframes_t /*nframes*/, sframes_t /*end_frame*/)
 {
        return -1;
 }
@@ -624,7 +471,7 @@ MidiTrack::set_latency_delay (nframes_t longest_session_latency)
 }
 
 boost::shared_ptr<Region>
-MidiTrack::bounce (InterThreadInfo& itt)
+MidiTrack::bounce (InterThreadInfo& /*itt*/)
 {
        throw;
        // vector<MidiSource*> srcs;
@@ -634,7 +481,7 @@ MidiTrack::bounce (InterThreadInfo& itt)
 
 
 boost::shared_ptr<Region>
-MidiTrack::bounce_range (nframes_t start, nframes_t end, InterThreadInfo& itt, bool enable_processing)
+MidiTrack::bounce_range (nframes_t /*start*/, nframes_t /*end*/, InterThreadInfo& /*itt*/, bool /*enable_processing*/)
 {
        throw;
        //vector<MidiSource*> srcs;
@@ -643,7 +490,7 @@ MidiTrack::bounce_range (nframes_t start, nframes_t end, InterThreadInfo& itt, b
 }
 
 void
-MidiTrack::freeze (InterThreadInfo& itt)
+MidiTrack::freeze (InterThreadInfo& /*itt*/)
 {
 }