#include "pbd/convert.h"
#include "ardour/automation_control.h"
+#include "ardour/debug.h"
#include "ardour/gain_control.h"
+#include "ardour/monitor_control.h"
#include "ardour/rc_configuration.h"
#include "ardour/route.h"
#include "ardour/session.h"
using namespace PBD;
using std::string;
-gint VCA::next_number = 1;
+Glib::Threads::Mutex VCA::number_lock;
+uint32_t VCA::next_number = 1;
string VCA::xml_node_name (X_("VCA"));
string
return _("VCA %n");
}
-int
+uint32_t
VCA::next_vca_number ()
{
- /* recall that atomic_int_add() returns the value before the add. We
- * start at one, then next one will be two etc.
- */
- return g_atomic_int_add (&next_number, 1);
+ /* we could use atomic inc here, but elsewhere we need more complete
+ mutex semantics, so we have to do it here also.
+ */
+ Glib::Threads::Mutex::Lock lm (number_lock);
+ return next_number++;
}
void
VCA::set_next_vca_number (uint32_t n)
{
- g_atomic_int_set (&next_number, n);
+ Glib::Threads::Mutex::Lock lm (number_lock);
+ next_number = n;
}
uint32_t
VCA::get_next_vca_number ()
{
- return g_atomic_int_get (&next_number);
+ Glib::Threads::Mutex::Lock lm (number_lock);
+ return next_number;
}
VCA::VCA (Session& s, uint32_t num, const string& name)
- : Stripable (s, name)
+ : Stripable (s, name, PresentationInfo (num, PresentationInfo::VCA))
, Muteable (s, name)
, Automatable (s)
, _number (num)
VCA::~VCA ()
{
- DropReferences (); /* emit signal */
-}
-
-uint32_t
-VCA::remote_control_id () const
-{
- return 9999999 + _number;
+ DEBUG_TRACE (DEBUG::Destruction, string_compose ("delete VCA %1\n", number()));
+ {
+ Glib::Threads::Mutex::Lock lm (number_lock);
+ if (_number == next_number - 1) {
+ /* this was the "last" VCA added, so rewind the next number so
+ * that future VCAs get numbered as intended
+ */
+ next_number--;
+ }
+ }
}
XMLNode&
node->add_property (X_("name"), _name);
node->add_property (X_("number"), _number);
+ Stripable::add_state (*node);
+
node->add_child_nocopy (_gain_control->get_state());
node->add_child_nocopy (_solo_control->get_state());
node->add_child_nocopy (_mute_control->get_state());
node->add_child_nocopy (get_automation_xml_state());
+ node->add_child_nocopy (Slavable::get_state());
+
return *node;
}
{
XMLProperty const* prop;
+ Stripable::set_state (node, version);
+
if ((prop = node.property ("name")) != 0) {
set_name (prop->value());
}
if (prop->value() == _mute_control->name()) {
_mute_control->set_state (**i, version);
}
+ } else if ((*i)->name() == Slavable::xml_node_name) {
+ Slavable::set_state (**i, version);
}
}
return 0;
}
+void
+VCA::clear_all_solo_state ()
+{
+ _solo_control->clear_all_solo_state ();
+}
+
+MonitorState
+VCA::monitoring_state () const
+{
+ /* XXX this has to get more complex but not clear how */
+ return MonitoringInput;
+}
+bool
+VCA::slaved () const
+{
+ if (!_gain_control) {
+ return false;
+ }
+ /* just test one particular control, not all of them */
+ return _gain_control->slaved ();
+}
+
+bool
+VCA::slaved_to (boost::shared_ptr<VCA> vca) const
+{
+ if (!vca || !_gain_control) {
+ return false;
+ }
+
+ /* just test one particular control, not all of them */
+
+ return _gain_control->slaved_to (vca->gain_control());
+}