2 Copyright (C) 2001 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.
28 #include <sigc++/bind.h>
30 #include <pbd/xml++.h>
32 #include <ardour/redirect.h>
33 #include <ardour/session.h>
34 #include <ardour/utils.h>
35 #include <ardour/send.h>
36 #include <ardour/insert.h>
41 using namespace ARDOUR;
42 //using namespace sigc;
44 const string Redirect::state_node_name = "Redirect";
45 sigc::signal<void,Redirect*> Redirect::RedirectCreated;
47 Redirect::Redirect (Session& s, const string& name, Placement p,
49 int input_min, int input_max, int output_min, int output_max)
50 : IO (s, name, input_min, input_max, output_min, output_max)
59 Redirect::~Redirect ()
64 Redirect::clone (const Redirect& other)
67 const PortInsert *port_insert;
68 const PluginInsert *plugin_insert;
70 if ((send = dynamic_cast<const Send*>(&other)) != 0) {
71 return new Send (*send);
72 } else if ((port_insert = dynamic_cast<const PortInsert*>(&other)) != 0) {
73 return new PortInsert (*port_insert);
74 } else if ((plugin_insert = dynamic_cast<const PluginInsert*>(&other)) != 0) {
75 return new PluginInsert (*plugin_insert);
77 fatal << _("programming error: unknown Redirect type in Redirect::Clone!\n")
85 Redirect::set_placement (Placement p, void *src)
87 if (_placement != p) {
89 placement_changed (this, src); /* EMIT SIGNAL */
94 Redirect::set_placement (const string& str, void *src)
96 if (str == _("pre")) {
97 set_placement (PreFader, this);
98 } else if (str == _("post")) {
99 set_placement (PostFader, this);
101 error << string_compose(_("Redirect: unknown placement string \"%1\" (ignored)"), str) << endmsg;
106 Redirect::load_automation (string path)
110 if (path[0] == '/') { // legacy
113 fullpath = _session.automation_dir();
116 ifstream in (fullpath.c_str());
119 warning << string_compose(_("%1: cannot open %2 to load automation data (%3)"), _name, fullpath, strerror (errno)) << endmsg;
123 LockMonitor lm (_automation_lock, __LINE__, __FILE__);
124 set<uint32_t> tosave;
125 parameter_automation.clear ();
132 in >> port; if (!in) break;
133 in >> when; if (!in) goto bad;
134 in >> value; if (!in) goto bad;
136 AutomationList& al = automation_list (port);
137 al.add (when, value);
138 tosave.insert (port);
141 for (set<uint32_t>::iterator i = tosave.begin(); i != tosave.end(); ++i) {
142 automation_list (*i).save_state (_("loaded from disk"));
148 error << string_compose(_("%1: cannot load automation data from %2"), _name, fullpath) << endmsg;
149 parameter_automation.clear ();
154 Redirect::save_automation (string path)
156 LockMonitor lm (_automation_lock, __LINE__, __FILE__);
159 if (parameter_automation.empty()) {
163 fullpath = _session.automation_dir();
166 ofstream out (fullpath.c_str());
169 error << string_compose(_("%1: cannot open %2 to store automation data (%3)"), _name, fullpath, strerror (errno)) << endmsg;
173 AutomationList::const_iterator i;
174 map<uint32_t,AutomationList*>::iterator li;
176 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
177 for (i = (*li).second->begin(); i != (*li).second->end(); ++i) {
179 out << (*li).first << ' ' << (*i)->when << ' ' << (*i)->value << endl;
186 if (i != (*li).second->end()) {
187 unlink (fullpath.c_str());
188 error << string_compose(_("%1: could not save automation state to %2"), _name, fullpath) << endmsg;
193 if (li != parameter_automation.end()) {
194 unlink (fullpath.c_str());
195 error << string_compose(_("%1: could not save automation state to %2"), _name, fullpath) << endmsg;
203 Redirect::get_state (void)
209 Redirect::state (bool full_state)
212 XMLNode* node = new XMLNode (state_node_name);
215 node->add_property("active", active() ? "yes" : "no");
216 node->add_property("placement", placement_as_string (placement()));
217 node->add_child_nocopy (IO::state (full_state));
220 node->add_child_copy (*_extra_xml);
228 snprintf (buf, sizeof(buf), "%" PRIu64, id());
229 path = _session.snap_name();
230 path += "-redirect-";
232 path += ".automation";
234 /* XXX we didn't ask for a state save, we asked for the current state.
238 switch (save_automation (path)) {
240 error << string_compose(_("Could not get state from Redirect (%1). Problem with save_automation"), _name) << endmsg;
244 XMLNode *aevents = node->add_child("Automation");
246 for (set<uint32_t>::iterator x = visible_parameter_automation.begin(); x != visible_parameter_automation.end(); ++x) {
247 if (x != visible_parameter_automation.begin()) {
253 aevents->add_property ("path", path);
254 aevents->add_property ("visible", sstr.str());
263 Redirect::what_has_automation (set<uint32_t>& s) const
265 LockMonitor lm (_automation_lock, __LINE__, __FILE__);
266 map<uint32_t,AutomationList*>::const_iterator li;
268 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
269 s.insert ((*li).first);
274 Redirect::what_has_visible_automation (set<uint32_t>& s) const
276 LockMonitor lm (_automation_lock, __LINE__, __FILE__);
277 set<uint32_t>::const_iterator li;
279 for (li = visible_parameter_automation.begin(); li != visible_parameter_automation.end(); ++li) {
285 Redirect::set_state (const XMLNode& node)
287 const XMLProperty *prop;
289 if (node.name() != state_node_name) {
290 error << string_compose(_("incorrect XML node \"%1\" passed to Redirect object"), node.name()) << endmsg;
294 XMLNodeList nlist = node.children();
295 XMLNodeIterator niter;
296 bool have_io = false;
298 for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
300 if ((*niter)->name() == IO::state_node_name) {
302 IO::set_state (**niter);
305 } else if ((*niter)->name() == "Automation") {
309 if ((prop = (*niter)->property ("path")) != 0) {
310 load_automation (prop->value());
312 warning << string_compose(_("%1: Automation node has no path property"), _name) << endmsg;
315 if ((prop = (*niter)->property ("visible")) != 0) {
319 visible_parameter_automation.clear ();
321 sstr << prop->value();
327 mark_automation_visible (what, true);
331 } else if ((*niter)->name() == "extra") {
332 _extra_xml = new XMLNode (*(*niter));
337 error << _("XML node describing an IO is missing an IO node") << endmsg;
341 if ((prop = node.property ("active")) == 0) {
342 error << _("XML node describing a redirect is missing the `active' field") << endmsg;
346 if (_active != (prop->value() == "yes")) {
348 active_changed (this, this); /* EMIT_SIGNAL */
351 if ((prop = node.property ("placement")) == 0) {
352 error << _("XML node describing a redirect is missing the `placement' field") << endmsg;
356 set_placement (prop->value(), this);
362 Redirect::automation_list (uint32_t parameter)
364 AutomationList* al = parameter_automation[parameter];
367 al = parameter_automation[parameter] = new AutomationList (default_parameter_value (parameter));
368 /* let derived classes do whatever they need with this */
369 automation_list_creation_callback (parameter, *al);
376 Redirect::describe_parameter (uint32_t which)
378 /* derived classes will override this */
383 Redirect::can_automate (uint32_t what)
385 can_automate_list.insert (what);
389 Redirect::mark_automation_visible (uint32_t what, bool yn)
392 visible_parameter_automation.insert (what);
394 set<uint32_t>::iterator i;
396 if ((i = visible_parameter_automation.find (what)) != visible_parameter_automation.end()) {
397 visible_parameter_automation.erase (i);
403 Redirect::find_next_event (jack_nframes_t now, jack_nframes_t end, ControlEvent& next_event) const
405 map<uint32_t,AutomationList*>::const_iterator li;
406 AutomationList::TimeComparator cmp;
408 next_event.when = max_frames;
410 for (li = parameter_automation.begin(); li != parameter_automation.end(); ++li) {
412 AutomationList::const_iterator i;
413 const AutomationList& alist (*((*li).second));
414 ControlEvent cp (now, 0.0f);
416 for (i = lower_bound (alist.const_begin(), alist.const_end(), &cp, cmp); i != alist.const_end() && (*i)->when < end; ++i) {
417 if ((*i)->when > now) {
422 if (i != alist.const_end() && (*i)->when < end) {
424 if ((*i)->when < next_event.when) {
425 next_event.when = (*i)->when;
430 return next_event.when != max_frames;
434 Redirect::store_state (RedirectState& state) const
436 state.active = _active;
440 Redirect::restore_state (StateManager::State& state)
442 RedirectState* rstate = dynamic_cast<RedirectState*> (&state);
443 set_active (rstate->active, this);
448 Redirect::state_factory (std::string why) const
450 RedirectState* state = new RedirectState (why);
452 store_state (*state);
458 Redirect::set_active (bool yn, void* src)
461 save_state (_("active_changed"));
462 active_changed (this, src);
463 _session.set_dirty ();