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 <boost/shared_ptr.hpp>
32 #include <pbd/fastlog.h>
33 #include <glibmm/thread.h>
34 #include <pbd/xml++.h>
36 #include <pbd/stateful.h>
37 #include <pbd/controllable.h>
39 #include <ardour/ardour.h>
40 #include <ardour/io.h>
41 #include <ardour/session.h>
42 #include <ardour/redirect.h>
57 class Route : public IO
61 typedef list<boost::shared_ptr<Redirect> > RedirectList;
71 Route (Session&, std::string name, int input_min, int input_max, int output_min, int output_max, Flag flags = Flag(0));
72 Route (Session&, const XMLNode&);
75 std::string comment() { return _comment; }
76 void set_comment (std::string str, void *src);
78 long order_key(std::string name) const;
79 void set_order_key (std::string name, long n);
81 bool hidden() const { return _flags & Hidden; }
82 bool master() const { return _flags & MasterOut; }
83 bool control() const { return _flags & ControlOut; }
85 /* these are the core of the API of a Route. see the protected sections as well */
88 virtual int roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame,
89 jack_nframes_t offset, int declick, bool can_record, bool rec_monitors_input);
91 virtual int no_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame,
92 jack_nframes_t offset, bool state_changing, bool can_record, bool rec_monitors_input);
94 virtual int silent_roll (jack_nframes_t nframes, jack_nframes_t start_frame, jack_nframes_t end_frame,
95 jack_nframes_t offset, bool can_record, bool rec_monitors_input);
96 virtual void toggle_monitor_input ();
97 virtual bool can_record() const { return false; }
98 virtual void set_record_enable (bool yn, void *src) {}
99 virtual bool record_enabled() const { return false; }
100 virtual void handle_transport_stopped (bool abort, bool did_locate, bool flush_redirects);
101 virtual void set_pending_declick (int);
103 /* end of vfunc-based API */
105 /* override IO::set_gain() to provide group control */
107 void set_gain (gain_t val, void *src);
108 void inc_gain (gain_t delta, void *src);
110 bool active() const { return _active; }
111 void set_active (bool yn);
113 void set_solo (bool yn, void *src);
114 bool soloed() const { return _soloed; }
116 void set_solo_safe (bool yn, void *src);
117 bool solo_safe() const { return _solo_safe; }
119 void set_mute (bool yn, void *src);
120 bool muted() const { return _muted; }
122 void set_mute_config (mute_type, bool, void *src);
123 bool get_mute_config (mute_type);
125 void set_phase_invert (bool yn, void *src);
126 bool phase_invert() const { return _phase_invert; }
128 void set_edit_group (RouteGroup *, void *);
129 void drop_edit_group (void *);
130 RouteGroup *edit_group () { return _edit_group; }
132 void set_mix_group (RouteGroup *, void *);
133 void drop_mix_group (void *);
134 RouteGroup *mix_group () { return _mix_group; }
136 virtual void set_meter_point (MeterPoint, void *src);
137 MeterPoint meter_point() const { return _meter_point; }
141 void flush_redirects ();
143 template<class T> void foreach_redirect (T *obj, void (T::*func)(boost::shared_ptr<Redirect>)) {
144 Glib::RWLock::ReaderLock lm (redirect_lock);
145 for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
150 boost::shared_ptr<Redirect> nth_redirect (uint32_t n) {
151 Glib::RWLock::ReaderLock lm (redirect_lock);
152 RedirectList::iterator i;
153 for (i = _redirects.begin(); i != _redirects.end() && n; ++i, --n);
154 if (i == _redirects.end()) {
155 return boost::shared_ptr<Redirect> ();
161 uint32_t max_redirect_outs () const { return redirect_max_outs; }
163 int add_redirect (boost::shared_ptr<Redirect>, void *src, uint32_t* err_streams = 0);
164 int add_redirects (const RedirectList&, void *src, uint32_t* err_streams = 0);
165 int remove_redirect (boost::shared_ptr<Redirect>, void *src, uint32_t* err_streams = 0);
166 int copy_redirects (const Route&, Placement, uint32_t* err_streams = 0);
167 int sort_redirects (uint32_t* err_streams = 0);
169 void clear_redirects (void *src);
170 void all_redirects_flip();
171 void all_redirects_active (bool state);
173 virtual jack_nframes_t update_total_latency();
174 jack_nframes_t signal_latency() const { return _own_latency; }
175 virtual void set_latency_delay (jack_nframes_t);
177 sigc::signal<void,void*> solo_changed;
178 sigc::signal<void,void*> solo_safe_changed;
179 sigc::signal<void,void*> comment_changed;
180 sigc::signal<void,void*> mute_changed;
181 sigc::signal<void,void*> pre_fader_changed;
182 sigc::signal<void,void*> post_fader_changed;
183 sigc::signal<void,void*> control_outs_changed;
184 sigc::signal<void,void*> main_outs_changed;
185 sigc::signal<void,void*> redirects_changed;
186 sigc::signal<void,void*> record_enable_changed;
187 sigc::signal<void,void*> edit_group_changed;
188 sigc::signal<void,void*> mix_group_changed;
189 sigc::signal<void> active_changed;
190 sigc::signal<void,void*> meter_change;
192 sigc::signal<void> GoingAway;
194 /* gui's call this for their own purposes. */
196 sigc::signal<void,std::string,void*> gui_changed;
200 XMLNode& get_state();
201 int set_state(const XMLNode& node);
202 virtual XMLNode& get_template();
204 sigc::signal<void,void*> SelectedChanged;
208 UndoAction get_memento() const;
209 void set_state (state_id_t);
211 int set_control_outs (const vector<std::string>& ports);
212 IO* control_outs() { return _control_outs; }
214 bool feeds (boost::shared_ptr<Route>);
215 set<boost::shared_ptr<Route> > fed_by;
217 struct ToggleControllable : public PBD::Controllable {
223 ToggleControllable (Route&, ToggleType);
224 void set_value (float);
225 float get_value (void) const;
231 PBD::Controllable& solo_control() {
232 return _solo_control;
235 PBD::Controllable& mute_control() {
236 return _mute_control;
239 void automation_snapshot (jack_nframes_t now);
241 void protect_automation ();
243 void set_remote_control_id (uint32_t id);
244 uint32_t remote_control_id () const;
245 sigc::signal<void> RemoteControlIDChanged;
248 friend class Session;
250 void set_solo_mute (bool yn);
251 void set_block_size (jack_nframes_t nframes);
252 bool has_external_redirects() const;
253 void curve_reallocate ();
256 unsigned char _flags;
258 /* tight cache-line access here is more important than sheer speed of
264 bool _solo_muted : 1;
266 bool _phase_invert : 1;
267 bool _recordable : 1;
269 bool _mute_affects_pre_fader : 1;
270 bool _mute_affects_post_fader : 1;
271 bool _mute_affects_control_outs : 1;
272 bool _mute_affects_main_outs : 1;
274 bool _declickable : 1;
275 int _pending_declick;
277 MeterPoint _meter_point;
281 gain_t desired_solo_gain;
282 gain_t desired_mute_gain;
284 jack_nframes_t check_initial_delay (jack_nframes_t, jack_nframes_t&, jack_nframes_t&);
286 jack_nframes_t _initial_delay;
287 jack_nframes_t _roll_delay;
288 jack_nframes_t _own_latency;
289 RedirectList _redirects;
290 Glib::RWLock redirect_lock;
292 Glib::Mutex control_outs_lock;
293 RouteGroup *_edit_group;
294 RouteGroup *_mix_group;
295 std::string _comment;
296 bool _have_internal_generator;
298 ToggleControllable _solo_control;
299 ToggleControllable _mute_control;
301 void passthru (jack_nframes_t start_frame, jack_nframes_t end_frame,
302 jack_nframes_t nframes, jack_nframes_t offset, int declick, bool meter_inputs);
304 void process_output_buffers (vector<Sample*>& bufs, uint32_t nbufs,
305 jack_nframes_t start_frame, jack_nframes_t end_frame,
306 jack_nframes_t nframes, jack_nframes_t offset, bool with_redirects, int declick,
310 /* for derived classes */
312 virtual XMLNode& state(bool);
314 void silence (jack_nframes_t nframes, jack_nframes_t offset);
315 sigc::connection input_signal_connection;
317 state_id_t _current_state_id;
318 uint32_t redirect_max_outs;
319 uint32_t _remote_control_id;
321 uint32_t pans_required() const;
322 uint32_t n_process_buffers ();
327 static uint32_t order_key_cnt;
328 typedef std::map<std::string,long> OrderKeys;
329 OrderKeys order_keys;
331 void input_change_handler (IOChange, void *src);
332 void output_change_handler (IOChange, void *src);
334 bool legal_redirect (Redirect&);
335 int reset_plugin_counts (uint32_t*); /* locked */
336 int _reset_plugin_counts (uint32_t*); /* unlocked */
338 /* plugin count handling */
341 boost::shared_ptr<ARDOUR::Insert> insert;
346 InsertCount (boost::shared_ptr<ARDOUR::Insert> ins) : insert (ins), cnt (-1) {}
349 int32_t apply_some_plugin_counts (std::list<InsertCount>& iclist);
350 int32_t check_some_plugin_counts (std::list<InsertCount>& iclist, int32_t required_inputs, uint32_t* err_streams);
352 void set_deferred_state ();
353 void add_redirect_from_xml (const XMLNode&);
354 void redirect_active_proxy (Redirect*, void*);
357 } // namespace ARDOUR
359 #endif /* __ardour_route_h__ */