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.
20 #ifndef __ardour_route_h__
21 #define __ardour_route_h__
29 #include <boost/shared_ptr.hpp>
31 #include <pbd/fastlog.h>
32 #include <glibmm/thread.h>
33 #include <pbd/xml++.h>
35 #include <pbd/stateful.h>
36 #include <pbd/controllable.h>
37 #include <pbd/destructible.h>
39 #include <ardour/ardour.h>
40 #include <ardour/io.h>
41 #include <ardour/session.h>
42 #include <ardour/redirect.h>
43 #include <ardour/types.h>
58 class Route : public IO
62 typedef list<boost::shared_ptr<Redirect> > RedirectList;
72 Route (Session&, std::string name, int input_min, int input_max, int output_min, int output_max,
73 Flag flags = Flag(0), DataType default_type = DataType::AUDIO);
74 Route (Session&, const XMLNode&, DataType default_type = DataType::AUDIO);
77 static std::string ensure_track_or_route_name(std::string, Session &);
79 std::string comment() { return _comment; }
80 void set_comment (std::string str, void *src);
82 long order_key (const char* name) const;
83 void set_order_key (const char* name, long n);
85 bool hidden() const { return _flags & Hidden; }
86 bool master() const { return _flags & MasterOut; }
87 bool control() const { return _flags & ControlOut; }
89 /* these are the core of the API of a Route. see the protected sections as well */
92 virtual int roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame,
93 nframes_t offset, int declick, bool can_record, bool rec_monitors_input);
95 virtual int no_roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame,
96 nframes_t offset, bool state_changing, bool can_record, bool rec_monitors_input);
98 virtual int silent_roll (nframes_t nframes, nframes_t start_frame, nframes_t end_frame,
99 nframes_t offset, bool can_record, bool rec_monitors_input);
100 virtual void toggle_monitor_input ();
101 virtual bool can_record() { return false; }
102 virtual void set_record_enable (bool yn, void *src) {}
103 virtual bool record_enabled() const { return false; }
104 virtual void handle_transport_stopped (bool abort, bool did_locate, bool flush_redirects);
105 virtual void set_pending_declick (int);
107 /* end of vfunc-based API */
109 /* override IO::set_gain() to provide group control */
111 void set_gain (gain_t val, void *src);
112 void inc_gain (gain_t delta, void *src);
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; }
122 bool solo_muted() const { return desired_solo_gain == 0.0; }
124 void set_mute_config (mute_type, bool, void *src);
125 bool get_mute_config (mute_type);
127 void set_phase_invert (bool yn, void *src);
128 bool phase_invert() const { return _phase_invert; }
130 void set_denormal_protection (bool yn, void *src);
131 bool denormal_protection() const { return _denormal_protection; }
134 void set_edit_group (RouteGroup *, void *);
135 void drop_edit_group (void *);
136 RouteGroup *edit_group () { return _edit_group; }
138 void set_mix_group (RouteGroup *, void *);
139 void drop_mix_group (void *);
140 RouteGroup *mix_group () { return _mix_group; }
142 virtual void set_meter_point (MeterPoint, void *src);
143 MeterPoint meter_point() const { return _meter_point; }
147 void flush_redirects ();
149 template<class T> void foreach_redirect (T *obj, void (T::*func)(boost::shared_ptr<Redirect>)) {
150 Glib::RWLock::ReaderLock lm (redirect_lock);
151 for (RedirectList::iterator i = _redirects.begin(); i != _redirects.end(); ++i) {
156 boost::shared_ptr<Redirect> nth_redirect (uint32_t n) {
157 Glib::RWLock::ReaderLock lm (redirect_lock);
158 RedirectList::iterator i;
159 for (i = _redirects.begin(); i != _redirects.end() && n; ++i, --n);
160 if (i == _redirects.end()) {
161 return boost::shared_ptr<Redirect> ();
167 uint32_t max_redirect_outs () const { return redirect_max_outs; }
169 int add_redirect (boost::shared_ptr<Redirect>, void *src, uint32_t* err_streams = 0);
170 int add_redirects (const RedirectList&, void *src, uint32_t* err_streams = 0);
171 int remove_redirect (boost::shared_ptr<Redirect>, void *src, uint32_t* err_streams = 0);
172 int copy_redirects (const Route&, Placement, uint32_t* err_streams = 0);
173 int sort_redirects (uint32_t* err_streams = 0);
175 void clear_redirects (Placement, void *src);
176 void all_redirects_flip();
177 void all_redirects_active (Placement, bool state);
179 virtual nframes_t update_total_latency();
180 nframes_t signal_latency() const { return _own_latency; }
181 virtual void set_latency_delay (nframes_t);
183 sigc::signal<void,void*> solo_changed;
184 sigc::signal<void,void*> solo_safe_changed;
185 sigc::signal<void,void*> comment_changed;
186 sigc::signal<void,void*> mute_changed;
187 sigc::signal<void,void*> pre_fader_changed;
188 sigc::signal<void,void*> post_fader_changed;
189 sigc::signal<void,void*> control_outs_changed;
190 sigc::signal<void,void*> main_outs_changed;
191 sigc::signal<void,void*> redirects_changed;
192 sigc::signal<void,void*> record_enable_changed;
193 sigc::signal<void,void*> edit_group_changed;
194 sigc::signal<void,void*> mix_group_changed;
195 sigc::signal<void,void*> meter_change;
197 /* gui's call this for their own purposes. */
199 sigc::signal<void,std::string,void*> gui_changed;
203 XMLNode& get_state();
204 int set_state(const XMLNode& node);
205 virtual XMLNode& get_template();
207 sigc::signal<void,void*> SelectedChanged;
209 int set_control_outs (const vector<std::string>& ports);
210 IO* control_outs() { return _control_outs; }
212 bool feeds (boost::shared_ptr<Route>);
213 set<boost::shared_ptr<Route> > fed_by;
215 struct ToggleControllable : public PBD::Controllable {
221 ToggleControllable (std::string name, Route&, ToggleType);
222 void set_value (float);
223 float get_value (void) const;
229 PBD::Controllable& solo_control() {
230 return _solo_control;
233 PBD::Controllable& mute_control() {
234 return _mute_control;
237 void automation_snapshot (nframes_t now);
238 void protect_automation ();
240 void set_remote_control_id (uint32_t id);
241 uint32_t remote_control_id () const;
242 sigc::signal<void> RemoteControlIDChanged;
244 void sync_order_keys ();
245 static sigc::signal<void> SyncOrderKeys;
248 friend class Session;
250 void set_solo_mute (bool yn);
251 void set_block_size (nframes_t nframes);
252 bool has_external_redirects() const;
253 void curve_reallocate ();
258 /* tight cache-line access here is more important than sheer speed of
265 bool _phase_invert : 1;
266 bool _denormal_protection : 1;
267 bool _recordable : 1;
268 bool _mute_affects_pre_fader : 1;
269 bool _mute_affects_post_fader : 1;
270 bool _mute_affects_control_outs : 1;
271 bool _mute_affects_main_outs : 1;
273 bool _declickable : 1;
274 int _pending_declick;
276 MeterPoint _meter_point;
280 gain_t desired_solo_gain;
281 gain_t desired_mute_gain;
283 nframes_t check_initial_delay (nframes_t, nframes_t&, nframes_t&);
285 nframes_t _initial_delay;
286 nframes_t _roll_delay;
287 nframes_t _own_latency;
288 RedirectList _redirects;
289 Glib::RWLock redirect_lock;
291 Glib::Mutex control_outs_lock;
292 RouteGroup *_edit_group;
293 RouteGroup *_mix_group;
294 std::string _comment;
295 bool _have_internal_generator;
297 ToggleControllable _solo_control;
298 ToggleControllable _mute_control;
300 void passthru (nframes_t start_frame, nframes_t end_frame,
301 nframes_t nframes, nframes_t offset, int declick, bool meter_inputs);
303 void process_output_buffers (vector<Sample*>& bufs, uint32_t nbufs,
304 nframes_t start_frame, nframes_t end_frame,
305 nframes_t nframes, nframes_t offset, bool with_redirects, int declick,
309 /* for derived classes */
311 virtual XMLNode& state(bool);
313 void silence (nframes_t nframes, nframes_t offset);
314 sigc::connection input_signal_connection;
316 uint32_t redirect_max_outs;
317 uint32_t _remote_control_id;
319 uint32_t pans_required() const;
320 uint32_t n_process_buffers ();
322 virtual int _set_state (const XMLNode&, bool call_base);
323 virtual void _set_redirect_states (const XMLNodeList&);
328 static uint32_t order_key_cnt;
332 bool operator()(const char* s1, const char* s2) const
334 return strcmp(s1, s2) < 0;
338 typedef std::map<const char*,long,ltstr> OrderKeys;
339 OrderKeys order_keys;
341 void input_change_handler (IOChange, void *src);
342 void output_change_handler (IOChange, void *src);
344 bool legal_redirect (Redirect&);
345 int reset_plugin_counts (uint32_t*); /* locked */
346 int _reset_plugin_counts (uint32_t*); /* unlocked */
348 /* plugin count handling */
351 boost::shared_ptr<ARDOUR::Insert> insert;
356 InsertCount (boost::shared_ptr<ARDOUR::Insert> ins) : insert (ins), cnt (-1) {}
359 int32_t apply_some_plugin_counts (std::list<InsertCount>& iclist);
360 int32_t check_some_plugin_counts (std::list<InsertCount>& iclist, int32_t required_inputs, uint32_t* err_streams);
362 void set_deferred_state ();
363 void add_redirect_from_xml (const XMLNode&);
364 void redirect_active_proxy (Redirect*, void*);
367 } // namespace ARDOUR
369 #endif /* __ardour_route_h__ */