diff --git a/libs/ardour/ardour/track.h b/libs/ardour/ardour/track.h new file mode 100644 index 0000000000..7389e174b0 --- /dev/null +++ b/libs/ardour/ardour/track.h @@ -0,0 +1,157 @@ +/* + Copyright (C) 2006 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. +*/ + +#ifndef __ardour_track_h__ +#define __ardour_track_h__ + +#include + +namespace ARDOUR { + +class Session; +class Diskstream; +class Playlist; +class RouteGroup; + +class Track : public Route +{ + public: + Track (Session&, string name, Route::Flag f = Route::Flag (0), TrackMode m = Normal, Buffer::Type default_type = Buffer::AUDIO); + + virtual ~Track () {} + + virtual int set_name (string str, void *src) = 0; + + virtual int 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) = 0; + + virtual int no_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame, + jack_nframes_t offset, bool state_changing, bool can_record, bool rec_monitors_input) = 0; + + virtual int 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) = 0; + + void toggle_monitor_input (); + + bool can_record() const { return true; } + virtual void set_record_enable (bool yn, void *src) = 0; + + Diskstream& diskstream() const { return *_diskstream; } + + virtual int use_diskstream (string name) = 0; + virtual int use_diskstream (const PBD::ID& id) = 0; + + TrackMode mode() const { return _mode; } + virtual void set_mode (TrackMode m) = 0; + + jack_nframes_t update_total_latency(); + virtual void set_latency_delay (jack_nframes_t) = 0; + + enum FreezeState { + NoFreeze, + Frozen, + UnFrozen + }; + + FreezeState freeze_state() const; + + virtual void freeze (InterThreadInfo&) = 0; + virtual void unfreeze () = 0; + + virtual void bounce (InterThreadInfo&) = 0; + virtual void bounce_range (jack_nframes_t start, jack_nframes_t end, InterThreadInfo&) = 0; + + XMLNode& get_state(); + XMLNode& get_template(); + virtual int set_state(const XMLNode& node) = 0; + + PBD::Controllable& rec_enable_control() { return _rec_enable_control; } + + virtual bool record_enabled() const = 0; + void set_meter_point (MeterPoint, void* src); + + sigc::signal ModeChanged; + sigc::signal DiskstreamChanged; + sigc::signal FreezeChange; + + protected: + Track (Session& sess, const XMLNode& node, Buffer::Type default_type = Buffer::AUDIO); + + virtual XMLNode& state (bool full) = 0; + + virtual void passthru_silence (jack_nframes_t start_frame, jack_nframes_t end_frame, + jack_nframes_t nframes, jack_nframes_t offset, int declick, bool meter) = 0; + + virtual uint32_t n_process_buffers () = 0; + + Diskstream *_diskstream; + MeterPoint _saved_meter_point; + TrackMode _mode; + + //private: + struct FreezeRecordInsertInfo { + FreezeRecordInsertInfo(XMLNode& st) + : state (st), insert (0) {} + + XMLNode state; + Insert* insert; + PBD::ID id; + UndoAction memento; + }; + + struct FreezeRecord { + FreezeRecord() + : playlist(0) + , have_mementos(false) + {} + + ~FreezeRecord(); + + Playlist* playlist; + vector insert_info; + bool have_mementos; + FreezeState state; + }; + + struct RecEnableControllable : public PBD::Controllable { + RecEnableControllable (Track&); + + void set_value (float); + float get_value (void) const; + + Track& track; + }; + + //virtual void diskstream_record_enable_changed (void *src) = 0; + //virtual void diskstream_input_channel_changed (void *src) = 0; + + //virtual void input_change_handler (void *src) = 0; + + virtual void set_state_part_two () = 0; + + FreezeRecord _freeze_record; + XMLNode* pending_state; + sigc::connection recenable_connection; + sigc::connection ic_connection; + RecEnableControllable _rec_enable_control; + bool _destructive; +}; + +}; /* namespace ARDOUR*/ + +#endif /* __ardour_track_h__ */ diff --git a/libs/ardour/track.cc b/libs/ardour/track.cc new file mode 100644 index 0000000000..f3a177323c --- /dev/null +++ b/libs/ardour/track.cc @@ -0,0 +1,136 @@ +/* + Copyright (C) 2006 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 +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "i18n.h" + +using namespace std; +using namespace ARDOUR; +using namespace PBD; + +Track::Track (Session& sess, string name, Route::Flag flag, TrackMode mode, Buffer::Type default_type) + : Route (sess, name, 1, -1, -1, -1, flag, default_type) + , _diskstream (0) + , _rec_enable_control (*this) +{ + _declickable = true; + _freeze_record.state = NoFreeze; + _saved_meter_point = _meter_point; + _mode = mode; +} + +Track::Track (Session& sess, const XMLNode& node, Buffer::Type default_type) + : Route (sess, "to be renamed", 0, 0, -1, -1, Route::Flag(0), default_type) + , _diskstream (0) + , _rec_enable_control (*this) +{ + _freeze_record.state = NoFreeze; + _declickable = true; + _saved_meter_point = _meter_point; +} + +void +Track::set_meter_point (MeterPoint p, void *src) +{ + Route::set_meter_point (p, src); +} + +XMLNode& +Track::get_state () +{ + return state (true); +} + +XMLNode& +Track::get_template () +{ + return state (false); +} + +void +Track::toggle_monitor_input () +{ + for (vector::iterator i = _inputs.begin(); i != _inputs.end(); ++i) { + (*i)->request_monitor_input(!(*i)->monitoring_input()); + } +} + +jack_nframes_t +Track::update_total_latency () +{ + _own_latency = 0; + + for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) { + if ((*i)->active ()) { + _own_latency += (*i)->latency (); + } + } + + set_port_latency (_own_latency); + + return _own_latency; +} + + +Track::FreezeRecord::~FreezeRecord () +{ + for (vector::iterator i = insert_info.begin(); i != insert_info.end(); ++i) { + delete *i; + } +} + +Track::FreezeState +Track::freeze_state() const +{ + return _freeze_record.state; +} + +Track::RecEnableControllable::RecEnableControllable (Track& s) + : track (s) +{ +} + +void +Track::RecEnableControllable::set_value (float val) +{ + bool bval = ((val >= 0.5f) ? true: false); + track.set_record_enable (bval, this); +} + +float +Track::RecEnableControllable::get_value (void) const +{ + if (track.record_enabled()) { return 1.0f; } + return 0.0f; +} +