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__
30 #include <boost/shared_ptr.hpp>
31 #include <boost/weak_ptr.hpp>
33 #include <glibmm/thread.h>
34 #include "pbd/fastlog.h"
35 #include "pbd/xml++.h"
37 #include "pbd/stateful.h"
38 #include "pbd/controllable.h"
39 #include "pbd/destructible.h"
41 #include "ardour/ardour.h"
42 #include "ardour/io.h"
43 #include "ardour/types.h"
44 #include "ardour/mute_master.h"
57 class Route : public SessionObject, public AutomatableControls
61 typedef std::list<boost::shared_ptr<Processor> > ProcessorList;
69 Route (Session&, std::string name, Flag flags = Flag(0),
70 DataType default_type = DataType::AUDIO);
71 Route (Session&, const XMLNode&, DataType default_type = DataType::AUDIO);
74 boost::shared_ptr<IO> input() const { return _input; }
75 boost::shared_ptr<IO> output() const { return _output; }
77 ChanCount n_inputs() const { return _input->n_ports(); }
78 ChanCount n_outputs() const { return _output->n_ports(); }
80 bool active() const { return _active; }
81 void set_active (bool yn);
84 static std::string ensure_track_or_route_name(std::string, Session &);
86 std::string comment() { return _comment; }
87 void set_comment (std::string str, void *src);
89 bool set_name (const std::string& str);
91 long order_key (const char* name) const;
92 void set_order_key (const char* name, long n);
94 bool is_hidden() const { return _flags & Hidden; }
95 bool is_master() const { return _flags & MasterOut; }
96 bool is_control() const { return _flags & ControlOut; }
98 /* these are the core of the API of a Route. see the protected sections as well */
100 virtual int roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame,
101 int declick, bool can_record, bool rec_monitors_input);
103 virtual int no_roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame,
104 bool state_changing, bool can_record, bool rec_monitors_input);
106 virtual int silent_roll (nframes_t nframes, sframes_t start_frame, sframes_t end_frame,
107 bool can_record, bool rec_monitors_input);
109 virtual void toggle_monitor_input ();
110 virtual bool can_record() { return false; }
112 virtual void set_record_enable (bool yn, void *src) {}
113 virtual bool record_enabled() const { return false; }
114 virtual void handle_transport_stopped (bool abort, bool did_locate, bool flush_processors);
115 virtual void set_pending_declick (int);
117 /* end of vfunc-based API */
119 void shift (nframes64_t, nframes64_t);
121 void set_gain (gain_t val, void *src);
122 void inc_gain (gain_t delta, void *src);
124 void set_mute (bool yn, void* src);
127 void set_solo (bool yn, void *src);
130 void set_solo_isolated (bool yn, void *src);
131 bool solo_isolated() const;
133 void set_phase_invert (bool yn);
134 bool phase_invert() const;
136 void set_denormal_protection (bool yn);
137 bool denormal_protection() const;
139 void set_edit_group (RouteGroup *, void *);
140 void drop_edit_group (void *);
141 RouteGroup *edit_group () const { return _edit_group; }
143 void set_mix_group (RouteGroup *, void *);
144 void drop_mix_group (void *);
145 RouteGroup *mix_group () const { return _mix_group; }
147 virtual void set_meter_point (MeterPoint, void *src);
148 MeterPoint meter_point() const { return _meter_point; }
153 boost::shared_ptr<Amp> amp() const { return _amp; }
154 PeakMeter& peak_meter() { return *_meter.get(); }
155 const PeakMeter& peak_meter() const { return *_meter.get(); }
156 boost::shared_ptr<PeakMeter> shared_peak_meter() const { return _meter; }
158 void flush_processors ();
160 void foreach_processor (sigc::slot<void, boost::weak_ptr<Processor> > method) {
161 Glib::RWLock::ReaderLock lm (_processor_lock);
162 for (ProcessorList::iterator i = _processors.begin(); i != _processors.end(); ++i) {
163 method (boost::weak_ptr<Processor> (*i));
167 void foreach_processor (Placement p, sigc::slot<void, boost::weak_ptr<Processor> > method) {
168 Glib::RWLock::ReaderLock lm (_processor_lock);
169 ProcessorList::iterator start, end;
170 placement_range(p, start, end);
171 for (ProcessorList::iterator i = start; i != end; ++i) {
172 method (boost::weak_ptr<Processor> (*i));
176 boost::shared_ptr<Processor> nth_processor (uint32_t n) {
177 Glib::RWLock::ReaderLock lm (_processor_lock);
178 ProcessorList::iterator i;
179 for (i = _processors.begin(); i != _processors.end() && n; ++i, --n) {}
180 if (i == _processors.end()) {
181 return boost::shared_ptr<Processor> ();
187 ChanCount max_processor_streams () const { return processor_max_streams; }
189 /* special processors */
191 boost::shared_ptr<Delivery> control_outs() const { return _control_outs; }
192 boost::shared_ptr<Delivery> main_outs() const { return _main_outs; }
193 boost::shared_ptr<InternalReturn> internal_return() const { return _intreturn; }
194 boost::shared_ptr<Send> internal_send_for (boost::shared_ptr<const Route> target) const;
195 BufferSet* get_return_buffer () const;
196 void release_return_buffer () const;
198 /** A record of the stream configuration at some point in the processor list.
199 * Used to return where and why an processor list configuration request failed.
201 struct ProcessorStreams {
202 ProcessorStreams(size_t i=0, ChanCount c=ChanCount()) : index(i), count(c) {}
204 uint32_t index; ///< Index of processor where configuration failed
205 ChanCount count; ///< Input requested of processor
208 int add_processor (boost::shared_ptr<Processor>, Placement placement, ProcessorStreams* err = 0);
209 int add_processor (boost::shared_ptr<Processor>, ProcessorList::iterator iter, ProcessorStreams* err = 0);
210 int add_processors (const ProcessorList&, Placement placement, ProcessorStreams* err = 0);
211 int add_processors (const ProcessorList&, ProcessorList::iterator iter, ProcessorStreams* err = 0);
212 int remove_processor (boost::shared_ptr<Processor>, ProcessorStreams* err = 0);
213 int reorder_processors (const ProcessorList& new_order, Placement placement, ProcessorStreams* err = 0);
214 void disable_processors (Placement);
215 void disable_processors ();
216 void disable_plugins (Placement);
217 void disable_plugins ();
218 void ab_plugins (bool forward);
219 void clear_processors (Placement);
220 void all_processors_flip();
221 void all_processors_active (Placement, bool state);
223 virtual nframes_t update_total_latency();
224 void set_latency_delay (nframes_t);
225 void set_user_latency (nframes_t);
226 nframes_t initial_delay() const { return _initial_delay; }
228 sigc::signal<void> active_changed;
229 sigc::signal<void> phase_invert_changed;
230 sigc::signal<void> denormal_protection_changed;
231 sigc::signal<void,void*> solo_changed;
232 sigc::signal<void,void*> solo_safe_changed;
233 sigc::signal<void,void*> solo_isolated_changed;
234 sigc::signal<void,void*> comment_changed;
235 sigc::signal<void,void*> mute_changed;
236 sigc::signal<void,void*> pre_fader_changed;
237 sigc::signal<void,void*> post_fader_changed;
238 sigc::signal<void,void*> control_outs_changed;
239 sigc::signal<void,void*> main_outs_changed;
240 sigc::signal<void> processors_changed;
241 sigc::signal<void,void*> record_enable_changed;
242 sigc::signal<void,void*> edit_group_changed;
243 sigc::signal<void,void*> mix_group_changed;
244 sigc::signal<void,void*> meter_change;
245 sigc::signal<void> signal_latency_changed;
246 sigc::signal<void> initial_delay_changed;
248 /* gui's call this for their own purposes. */
250 sigc::signal<void,std::string,void*> gui_changed;
254 XMLNode& get_state();
255 int set_state(const XMLNode& node);
256 virtual XMLNode& get_template();
258 XMLNode& get_processor_state ();
259 virtual void set_processor_state (const XMLNode&);
261 int save_as_template (const std::string& path, const std::string& name);
263 sigc::signal<void,void*> SelectedChanged;
265 int listen_via (boost::shared_ptr<Route>, const std::string& name);
266 void drop_listen (boost::shared_ptr<Route>);
268 bool feeds (boost::shared_ptr<Route>);
269 std::set<boost::shared_ptr<Route> > fed_by;
271 /* Controls (not all directly owned by the Route */
273 boost::shared_ptr<AutomationControl> get_control (const Evoral::Parameter& param);
275 struct SoloControllable : public AutomationControl {
276 SoloControllable (std::string name, Route&);
277 void set_value (float);
278 float get_value (void) const;
283 boost::shared_ptr<AutomationControl> solo_control() const {
284 return _solo_control;
287 boost::shared_ptr<AutomationControl> mute_control() const {
291 boost::shared_ptr<MuteMaster> mute_master() const {
295 /* Route doesn't own these items, but sub-objects that it does own have them
296 and to make UI code a bit simpler, we provide direct access to them
300 boost::shared_ptr<Panner> panner() const;
301 boost::shared_ptr<AutomationControl> gain_control() const;
303 void automation_snapshot (nframes_t now, bool force=false);
304 void protect_automation ();
306 void set_remote_control_id (uint32_t id);
307 uint32_t remote_control_id () const;
308 sigc::signal<void> RemoteControlIDChanged;
310 void sync_order_keys (const char* base);
311 static sigc::signal<void,const char*> SyncOrderKeys;
314 friend class Session;
316 void catch_up_on_solo_mute_override ();
317 void mod_solo_level (int32_t);
318 void set_block_size (nframes_t nframes);
319 bool has_external_redirects() const;
320 void curve_reallocate ();
321 void just_meter_input (sframes_t start_frame, sframes_t end_frame, nframes_t nframes);
324 nframes_t check_initial_delay (nframes_t, nframes_t&);
326 void passthru (sframes_t start_frame, sframes_t end_frame,
327 nframes_t nframes, int declick);
329 virtual void process_output_buffers (BufferSet& bufs,
330 sframes_t start_frame, sframes_t end_frame,
331 nframes_t nframes, bool with_processors, int declick);
333 boost::shared_ptr<IO> _input;
334 boost::shared_ptr<IO> _output;
337 nframes_t _initial_delay;
338 nframes_t _roll_delay;
340 ProcessorList _processors;
341 mutable Glib::RWLock _processor_lock;
342 boost::shared_ptr<Delivery> _main_outs;
343 boost::shared_ptr<Delivery> _control_outs; // XXX to be removed/generalized by listen points
344 boost::shared_ptr<InternalReturn> _intreturn;
347 int _pending_declick;
348 MeterPoint _meter_point;
349 uint32_t _phase_invert;
350 bool _denormal_protection;
352 bool _recordable : 1;
354 bool _declickable : 1;
356 boost::shared_ptr<SoloControllable> _solo_control;
357 boost::shared_ptr<MuteMaster> _mute_master;
359 RouteGroup* _edit_group;
360 RouteGroup* _mix_group;
361 std::string _comment;
362 bool _have_internal_generator;
364 DataType _default_type;
368 virtual XMLNode& state(bool);
370 void passthru_silence (sframes_t start_frame, sframes_t end_frame,
371 nframes_t nframes, int declick);
373 void silence (nframes_t nframes);
375 sigc::connection input_signal_connection;
377 ChanCount processor_max_streams;
378 uint32_t _remote_control_id;
380 uint32_t pans_required() const;
381 ChanCount n_process_buffers ();
383 virtual int _set_state (const XMLNode&, bool call_base);
385 boost::shared_ptr<Amp> _amp;
386 boost::shared_ptr<PeakMeter> _meter;
387 sigc::connection _meter_connection;
392 static uint32_t order_key_cnt;
395 bool operator()(const char* s1, const char* s2) const {
396 return strcmp(s1, s2) < 0;
400 typedef std::map<const char*,long,ltstr> OrderKeys;
401 OrderKeys order_keys;
403 void input_change_handler (IOChange, void *src);
404 void output_change_handler (IOChange, void *src);
406 bool _in_configure_processors;
408 int configure_processors (ProcessorStreams*);
409 int configure_processors_unlocked (ProcessorStreams*);
411 bool add_processor_from_xml (const XMLNode&, Placement);
412 bool add_processor_from_xml (const XMLNode&, ProcessorList::iterator iter);
414 void placement_range (Placement p, ProcessorList::iterator& start, ProcessorList::iterator& end);
417 } // namespace ARDOUR
419 #endif /* __ardour_route_h__ */