2 Copyright (C) 2000-2002 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 #ifndef __ardour_route_h__
22 #define __ardour_route_h__
30 #include <pbd/fastlog.h>
31 #include <glibmm/thread.h>
32 #include <pbd/xml++.h>
34 #include <pbd/stateful.h>
35 #include <pbd/controllable.h>
37 #include <ardour/ardour.h>
38 #include <ardour/io.h>
39 #include <ardour/session.h>
40 #include <ardour/redirect.h>
41 #include <ardour/buffer.h>
56 class Route : public IO
60 typedef list<Redirect *> RedirectList;
70 Route (Session&, std::string name, int input_min, int input_max, int output_min, int output_max,
71 Flag flags = Flag(0), Buffer::Type default_type = Buffer::AUDIO);
73 Route (Session&, const XMLNode&);
76 std::string comment() { return _comment; }
77 void set_comment (std::string str, void *src);
79 long order_key(std::string name) const;
80 void set_order_key (std::string name, long n);
82 bool hidden() const { return _flags & Hidden; }
83 bool master() const { return _flags & MasterOut; }
84 bool control() const { return _flags & ControlOut; }
86 /* these are the core of the API of a Route. see the protected sections as well */
89 virtual int roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame,
90 jack_nframes_t offset, int declick, bool can_record, bool rec_monitors_input);
92 virtual int no_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame,
93 jack_nframes_t offset, bool state_changing, bool can_record, bool rec_monitors_input);
95 virtual int silent_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame,
96 jack_nframes_t offset, bool can_record, bool rec_monitors_input);
97 virtual void toggle_monitor_input ();
98 virtual bool can_record() const { return false; }
99 virtual void set_record_enable (bool yn, void *src) {}
100 virtual bool record_enabled() const { return false; }
101 virtual void handle_transport_stopped (bool abort, bool did_locate, bool flush_redirects);
102 virtual void set_pending_declick (int);
104 /* end of vfunc-based API */
106 /* override IO::set_gain() to provide group control */
108 void set_gain (gain_t val, void *src);
109 void inc_gain (gain_t delta, void *src);
111 bool active() const { return _active; }
112 void set_active (bool yn);
114 void set_solo (bool yn, void *src);
115 bool soloed() const { return _soloed; }
117 void set_solo_safe (bool yn, void *src);
118 bool solo_safe() const { return _solo_safe; }
120 void set_mute (bool yn, void *src);
121 bool muted() const { return _muted; }
123 void set_mute_config (mute_type, bool, void *src);
124 bool get_mute_config (mute_type);
126 void set_phase_invert (bool yn, void *src);
127 bool phase_invert() const { return _phase_invert; }
129 void set_edit_group (RouteGroup *, void *);
130 void drop_edit_group (void *);
131 RouteGroup *edit_group () { return _edit_group; }
133 void set_mix_group (RouteGroup *, void *);
134 void drop_mix_group (void *);
135 RouteGroup *mix_group () { return _mix_group; }
137 virtual void set_meter_point (MeterPoint, void *src);
138 MeterPoint meter_point() const { return _meter_point; }
142 void flush_redirects ();
144 template<class T> void foreach_redirect (T *obj, void (T::*func)(Redirect *)) {
145 Glib::RWLock::ReaderLock lm (redirect_lock);
146 for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
151 Redirect *nth_redirect (uint32_t n) {
152 Glib::RWLock::ReaderLock lm (redirect_lock);
153 RedirectList::iterator i;
154 for (i = _redirects.begin(); i != _redirects.end() && n; ++i, --n);
155 if (i == _redirects.end()) {
162 uint32_t max_redirect_outs () const { return redirect_max_outs; }
164 int add_redirect (Redirect *, void *src, uint32_t* err_streams = 0);
165 int add_redirects (const RedirectList&, void *src, uint32_t* err_streams = 0);
166 int remove_redirect (Redirect *, void *src, uint32_t* err_streams = 0);
167 int copy_redirects (const Route&, Placement, uint32_t* err_streams = 0);
168 int sort_redirects (uint32_t* err_streams = 0);
170 void clear_redirects (void *src);
171 void all_redirects_flip();
172 void all_redirects_active (bool state);
174 virtual jack_nframes_t update_total_latency();
175 jack_nframes_t signal_latency() const { return _own_latency; }
176 virtual void set_latency_delay (jack_nframes_t);
178 sigc::signal<void,void*> solo_changed;
179 sigc::signal<void,void*> solo_safe_changed;
180 sigc::signal<void,void*> comment_changed;
181 sigc::signal<void,void*> mute_changed;
182 sigc::signal<void,void*> pre_fader_changed;
183 sigc::signal<void,void*> post_fader_changed;
184 sigc::signal<void,void*> control_outs_changed;
185 sigc::signal<void,void*> main_outs_changed;
186 sigc::signal<void,void*> redirects_changed;
187 sigc::signal<void,void*> record_enable_changed;
188 sigc::signal<void,void*> edit_group_changed;
189 sigc::signal<void,void*> mix_group_changed;
190 sigc::signal<void> active_changed;
191 sigc::signal<void,void*> meter_change;
193 sigc::signal<void> GoingAway;
195 /* gui's call this for their own purposes. */
197 sigc::signal<void,std::string,void*> gui_changed;
201 XMLNode& get_state();
202 int set_state(const XMLNode& node);
203 virtual XMLNode& get_template();
205 sigc::signal<void,void*> SelectedChanged;
209 UndoAction get_memento() const;
210 void set_state (state_id_t);
212 int set_control_outs (const vector<std::string>& ports);
213 IO* control_outs() { return _control_outs; }
215 bool feeds (Route *);
218 struct ToggleControllable : public PBD::Controllable {
224 ToggleControllable (Route&, ToggleType);
225 void set_value (float);
226 float get_value (void) const;
232 PBD::Controllable& solo_control() {
233 return _solo_control;
236 PBD::Controllable& mute_control() {
237 return _mute_control;
240 void automation_snapshot (jack_nframes_t now);
242 void protect_automation ();
244 void set_remote_control_id (uint32_t id);
245 uint32_t remote_control_id () const;
246 sigc::signal<void> RemoteControlIDChanged;
249 friend class Session;
251 void set_solo_mute (bool yn);
252 void set_block_size (jack_nframes_t nframes);
253 bool has_external_redirects() const;
254 void curve_reallocate ();
257 unsigned char _flags;
259 /* tight cache-line access here is more important than sheer speed of
265 bool _solo_muted : 1;
267 bool _phase_invert : 1;
268 bool _recordable : 1;
270 bool _mute_affects_pre_fader : 1;
271 bool _mute_affects_post_fader : 1;
272 bool _mute_affects_control_outs : 1;
273 bool _mute_affects_main_outs : 1;
275 bool _declickable : 1;
276 int _pending_declick;
278 MeterPoint _meter_point;
282 gain_t desired_solo_gain;
283 gain_t desired_mute_gain;
285 jack_nframes_t check_initial_delay (jack_nframes_t, jack_nframes_t&, jack_nframes_t&);
287 jack_nframes_t _initial_delay;
288 jack_nframes_t _roll_delay;
289 jack_nframes_t _own_latency;
290 RedirectList _redirects;
291 Glib::RWLock redirect_lock;
293 Glib::Mutex control_outs_lock;
294 RouteGroup *_edit_group;
295 RouteGroup *_mix_group;
296 std::string _comment;
297 bool _have_internal_generator;
299 ToggleControllable _solo_control;
300 ToggleControllable _mute_control;
302 void passthru (jack_nframes_t start_frame, jack_nframes_t end_frame,
303 jack_nframes_t nframes, jack_nframes_t offset, int declick, bool meter_inputs);
305 void process_output_buffers (vector<Sample*>& bufs, uint32_t nbufs,
306 jack_nframes_t start_frame, jack_nframes_t end_frame,
307 jack_nframes_t nframes, jack_nframes_t offset, bool with_redirects, int declick,
311 /* for derived classes */
313 virtual XMLNode& state(bool);
315 void silence (jack_nframes_t nframes, jack_nframes_t offset);
316 sigc::connection input_signal_connection;
318 state_id_t _current_state_id;
319 uint32_t redirect_max_outs;
320 uint32_t _remote_control_id;
322 uint32_t pans_required() const;
323 uint32_t n_process_buffers ();
328 static uint32_t order_key_cnt;
329 typedef std::map<std::string,long> OrderKeys;
330 OrderKeys order_keys;
332 void input_change_handler (IOChange, void *src);
333 void output_change_handler (IOChange, void *src);
335 bool legal_redirect (Redirect&);
336 int reset_plugin_counts (uint32_t*); /* locked */
337 int _reset_plugin_counts (uint32_t*); /* unlocked */
339 /* plugin count handling */
342 ARDOUR::Insert& insert;
347 InsertCount (ARDOUR::Insert& ins) : insert (ins), cnt (-1) {}
350 int32_t apply_some_plugin_counts (std::list<InsertCount>& iclist);
351 int32_t check_some_plugin_counts (std::list<InsertCount>& iclist, int32_t required_inputs, uint32_t* err_streams);
353 void set_deferred_state ();
354 void add_redirect_from_xml (const XMLNode&);
355 void redirect_active_proxy (Redirect*, void*);
358 }; /* namespace ARDOUR*/
360 #endif /* __ardour_route_h__ */