#include <math.h>
#include <iostream>
+
+#include "pbd/memento_command.h"
+#include "pbd/stacktrace.h"
+
+#include "ardour/audioengine.h"
#include "ardour/automation_control.h"
#include "ardour/automation_watch.h"
+#include "ardour/control_group.h"
#include "ardour/event_type_map.h"
#include "ardour/session.h"
+#include "ardour/selection.h"
+#include "ardour/value_as_string.h"
-#include "pbd/memento_command.h"
-#include "pbd/stacktrace.h"
-
-#include "i18n.h"
+#include "pbd/i18n.h"
#ifdef COMPILER_MSVC
#include <float.h>
const Evoral::Parameter& parameter,
const ParameterDescriptor& desc,
boost::shared_ptr<ARDOUR::AutomationList> list,
- const string& name)
- : Controllable (name.empty() ? EventTypeMap::instance().to_symbol(parameter) : name)
+ const string& name,
+ Controllable::Flag flags)
+
+ : Controllable (name.empty() ? EventTypeMap::instance().to_symbol(parameter) : name, flags)
, Evoral::Control(parameter, desc, list)
, _session(session)
, _desc(desc)
{
+ if (_desc.toggled) {
+ set_flags (Controllable::Toggle);
+ }
+ boost::shared_ptr<AutomationList> al = alist();
+ if (al) {
+ al->StateChanged.connect_same_thread (_state_changed_connection, boost::bind (&Session::set_dirty, &_session));
+ }
}
AutomationControl::~AutomationControl ()
{
+ _session.selection().remove_control_by_id (id());
DropReferences (); /* EMIT SIGNAL */
}
return true;
}
+/** Get the current effective `user' value based on automation state */
double
-AutomationControl::get_masters_value_locked () const
+AutomationControl::get_value() const
{
- gain_t v = 1.0;
+ bool from_list = _list && boost::dynamic_pointer_cast<AutomationList>(_list)->automation_playback();
+ return Control::get_double (from_list, _session.transport_frame());
+}
- for (Masters::const_iterator mr = _masters.begin(); mr != _masters.end(); ++mr) {
- /* get current master value, scale by our current ratio with that master */
- v *= mr->second.master()->get_value () * mr->second.ratio();
+void
+AutomationControl::pre_realtime_queue_stuff (double val, PBD::Controllable::GroupControlDisposition gcd)
+{
+ if (_group && _group->use_me (gcd)) {
+ _group->pre_realtime_queue_stuff (val);
+ } else {
+ do_pre_realtime_queue_stuff (val);
}
-
- return min (_desc.upper, v);
}
-double
-AutomationControl::get_value_locked() const
+void
+AutomationControl::set_value (double val, PBD::Controllable::GroupControlDisposition gcd)
{
- /* read or write masters lock must be held */
-
- if (_masters.empty()) {
- return Control::get_double (false, _session.transport_frame());
+ if (!writable()) {
+ return;
}
- return get_masters_value_locked ();
-}
+ /* enforce strict double/boolean value mapping */
-/** Get the current effective `user' value based on automation state */
-double
-AutomationControl::get_value() const
-{
- bool from_list = _list && ((AutomationList*)_list.get())->automation_playback();
+ if (_desc.toggled) {
+ if (val != 0.0) {
+ val = 1.0;
+ }
+ }
- if (!from_list) {
- Glib::Threads::RWLock::ReaderLock lm (master_lock);
- return get_value_locked ();
+ if (check_rt (val, gcd)) {
+ /* change has been queued to take place in an RT context */
+ return;
+ }
+
+ if (_group && _group->use_me (gcd)) {
+ _group->set_group_value (shared_from_this(), val);
} else {
- return Control::get_double (from_list, _session.transport_frame());
+ actually_set_value (val, gcd);
}
}
* @param value `user' value
*/
void
-AutomationControl::set_value (double value, PBD::Controllable::GroupControlDisposition gcd)
+AutomationControl::actually_set_value (double value, PBD::Controllable::GroupControlDisposition gcd)
{
- bool to_list = _list && ((AutomationList*)_list.get())->automation_write();
+ boost::shared_ptr<AutomationList> al = boost::dynamic_pointer_cast<AutomationList> (_list);
+ const framepos_t pos = _session.transport_frame();
+ bool to_list;
+ double old_value;
+
+ /* We cannot use ::get_value() here since that is virtual, and intended
+ to return a scalar value that in some way reflects the state of the
+ control (with semantics defined by the control itself, since it's
+ internal state may be more complex than can be fully represented by
+ a single scalar).
+
+ This method's only job is to set the "user_double()" value of the
+ underlying Evoral::Control object, and so we should compare the new
+ value we're being given to the current user_double().
+
+ Unless ... we're doing automation playback, in which case the
+ current effective value of the control (used to determine if
+ anything has changed) is the one derived from the automation event
+ list.
+ */
+
+ if (!al) {
+ to_list = false;
+ old_value = Control::user_double();
+ } else {
+ if (al->automation_write ()) {
+ to_list = true;
+ old_value = Control::user_double ();
+ } else if (al->automation_playback()) {
+ to_list = false;
+ old_value = al->eval (pos);
+ } else {
+ to_list = false;
+ old_value = Control::user_double ();
+ }
+ }
- Control::set_double (value, _session.transport_frame(), to_list);
+ Control::set_double (value, pos, to_list);
- cerr << "AC was set to " << value << endl;
+ if (old_value != value) {
+ //AutomationType at = (AutomationType) _parameter.type();
+ //std::cerr << "++++ Changed (" << enum_2_string (at) << ", " << enum_2_string (gcd) << ") = " << value
+ //<< " (was " << old_value << ") @ " << this << std::endl;
+
+ Changed (true, gcd);
+ if (!al || !al->automation_playback ()) {
+ _session.set_dirty ();
+ }
+ }
- Changed (true, gcd);
}
void
void
AutomationControl::set_automation_state (AutoState as)
{
+ if (flags() & NotAutomatable) {
+ return;
+ }
if (_list && as != alist()->automation_state()) {
+ const double val = get_value ();
+
alist()->set_automation_state (as);
if (_desc.toggled) {
+ Changed (false, Controllable::NoGroup); // notify slaves, update boolean masters
return; // No watch for boolean automation
}
if (as == Write) {
AutomationWatch::instance().add_automation_watch (shared_from_this());
} else if (as == Touch) {
+ if (alist()->empty()) {
+ Control::set_double (val, _session.current_start_frame (), true);
+ Control::set_double (val, _session.current_end_frame (), true);
+ Changed (true, Controllable::NoGroup);
+ }
if (!touching()) {
AutomationWatch::instance().remove_automation_watch (shared_from_this());
} else {
return val;
}
-
-void
-AutomationControl::add_master (boost::shared_ptr<AutomationControl> m)
-{
- double current_value;
- double new_value;
- std::pair<Masters::iterator,bool> res;
-
- {
- Glib::Threads::RWLock::WriterLock lm (master_lock);
- current_value = get_value_locked ();
-
- /* ratio will be recomputed below */
-
- res = _masters.insert (make_pair<PBD::ID,MasterRecord> (m->id(), MasterRecord (m, 1.0)));
-
- if (res.second) {
-
- recompute_masters_ratios (current_value);
-
- /* note that we bind @param m as a weak_ptr<AutomationControl>, thus
- avoiding holding a reference to the control in the binding
- itself.
- */
-
- m->DropReferences.connect_same_thread (masters_connections, boost::bind (&AutomationControl::master_going_away, this, m));
-
- /* Store the connection inside the MasterRecord, so that when we destroy it, the connection is destroyed
- and we no longer hear about changes to the AutomationControl.
-
- Note that we fix the "from_self" argument that will
- be given to our own Changed signal to "false",
- because the change came from the master.
- */
-
-
- m->Changed.connect_same_thread (res.first->second.connection, boost::bind (&PBD::Signal2<void,bool,Controllable::GroupControlDisposition>::operator(), &Changed, false, _2));
- }
-
- new_value = get_value_locked ();
- }
-
- if (res.second) {
- MasterStatusChange (); /* EMIT SIGNAL */
- }
-
- if (new_value != current_value) {
- /* effective value changed by master */
- Changed (false, Controllable::NoGroup);
- }
-
-}
-
-void
-AutomationControl::master_going_away (boost::weak_ptr<AutomationControl> wm)
-{
- boost::shared_ptr<AutomationControl> m = wm.lock();
- if (m) {
- remove_master (m);
- }
-}
-
-void
-AutomationControl::remove_master (boost::shared_ptr<AutomationControl> m)
+std::string
+AutomationControl::get_user_string () const
{
- double current_value;
- double new_value;
- Masters::size_type erased = 0;
-
- {
- Glib::Threads::RWLock::WriterLock lm (master_lock);
- current_value = get_value_locked ();
- erased = _masters.erase (m->id());
- if (erased) {
- recompute_masters_ratios (current_value);
- }
- new_value = get_value_locked ();
- }
-
- if (erased) {
- MasterStatusChange (); /* EMIT SIGNAL */
- }
-
- if (new_value != current_value) {
- Changed (false, Controllable::NoGroup);
- }
+ return ARDOUR::value_as_string (_desc, get_value());
}
void
-AutomationControl::clear_masters ()
+AutomationControl::set_group (boost::shared_ptr<ControlGroup> cg)
{
- double current_value;
- double new_value;
- bool had_masters = false;
-
- {
- Glib::Threads::RWLock::WriterLock lm (master_lock);
- current_value = get_value_locked ();
- if (!_masters.empty()) {
- had_masters = true;
- }
- _masters.clear ();
- new_value = get_value_locked ();
- }
-
- if (had_masters) {
- MasterStatusChange (); /* EMIT SIGNAL */
- }
-
- if (new_value != current_value) {
- Changed (false, Controllable::NoGroup);
- }
+ /* this method can only be called by a ControlGroup. We do not need
+ to ensure consistency by calling ControlGroup::remove_control(),
+ since we are guaranteed that the ControlGroup will take care of that
+ for us.
+ */
+ _group = cg;
}
bool
-AutomationControl::slaved_to (boost::shared_ptr<AutomationControl> m) const
+AutomationControl::check_rt (double val, Controllable::GroupControlDisposition gcd)
{
- Glib::Threads::RWLock::ReaderLock lm (master_lock);
- return _masters.find (m->id()) != _masters.end();
-}
+ if (!_session.loading() && (flags() & Controllable::RealTime) && !AudioEngine::instance()->in_process_thread()) {
+ /* queue change in RT context */
+ _session.set_control (shared_from_this(), val, gcd);
+ return true;
+ }
-bool
-AutomationControl::slaved () const
-{
- Glib::Threads::RWLock::ReaderLock lm (master_lock);
- return !_masters.empty();
+ return false;
}