#include "ardour/lv2_plugin.h"
#include "ardour/session.h"
#include "pbd/error.h"
+#include "pbd/stacktrace.h"
+#include "gui_thread.h"
#include "lv2_plugin_ui.h"
#include "timers.h"
#include <lilv/lilv.h>
#include <suil/suil.h>
-#include "i18n.h"
+#include "pbd/i18n.h"
using namespace ARDOUR;
using namespace Gtk;
}
boost::shared_ptr<AutomationControl> ac = me->_controllables[port_index];
+
+ me->_updates.insert (port_index);
+
if (ac) {
- ac->set_value(*(const float*)buffer);
+ ac->set_value(*(const float*)buffer, Controllable::NoGroup);
}
} else if (format == URIMap::instance().urids.atom_eventTransfer) {
}
void
-LV2PluginUI::parameter_changed(uint32_t port_index, float val)
-{
- PlugUIBase::parameter_changed(port_index, val);
-
- if (val != _values[port_index]) {
- parameter_update(port_index, val);
- }
-}
-
-void
-LV2PluginUI::parameter_update(uint32_t port_index, float val)
+LV2PluginUI::control_changed (uint32_t port_index)
{
- if (!_inst) {
- return;
+ /* Must run in GUI thread because we modify _updates with no lock */
+ if (_lv2->get_parameter (port_index) != _values_last_sent_to_ui[port_index]) {
+ /* current plugin parameter does not match last value received
+ from GUI, so queue an update to push it to the GUI during
+ our regular timeout.
+ */
+ _updates.insert (port_index);
}
-
- suil_instance_port_event((SuilInstance*)_inst, port_index, 4, 0, &val);
- _values[port_index] = val;
}
bool
LV2PluginUI::start_updating(GdkEventAny*)
{
- if (!_output_ports.empty()) {
- _screen_update_connection.disconnect();
- _screen_update_connection = Timers::super_rapid_connect
- (sigc::mem_fun(*this, &LV2PluginUI::output_update));
- }
+ _screen_update_connection.disconnect();
+ _screen_update_connection = Timers::super_rapid_connect
+ (sigc::mem_fun(*this, &LV2PluginUI::output_update));
return false;
}
LV2PluginUI::stop_updating(GdkEventAny*)
{
//cout << "stop_updating" << endl;
+ _screen_update_connection.disconnect();
+ return false;
+}
- if (!_output_ports.empty()) {
- _screen_update_connection.disconnect();
+void
+LV2PluginUI::queue_port_update()
+{
+ const uint32_t num_ports = _lv2->num_ports();
+ for (uint32_t i = 0; i < num_ports; ++i) {
+ bool ok;
+ uint32_t port = _lv2->nth_parameter(i, ok);
+ if (ok) {
+ _updates.insert (port);
+ }
}
- return false;
}
void
}
}
- /* FIXME only works with control output ports (which is all we support now anyway) */
+ if (!_inst) {
+ return;
+ }
+
+ /* output ports (values set by DSP) need propagating to GUI */
+
uint32_t nports = _output_ports.size();
for (uint32_t i = 0; i < nports; ++i) {
uint32_t index = _output_ports[i];
- parameter_changed(index, _lv2->get_parameter(index));
+ float val = _lv2->get_parameter (index);
+
+ if (val != _values_last_sent_to_ui[index]) {
+ /* Send to GUI */
+ suil_instance_port_event ((SuilInstance*)_inst, index, 4, 0, &val);
+ /* Cache current value */
+ _values_last_sent_to_ui[index] = val;
+ }
+ }
+
+ /* Input ports marked for update because the control value changed
+ since the last redisplay.
+ */
+
+ for (Updates::iterator i = _updates.begin(); i != _updates.end(); ++i) {
+ float val = _lv2->get_parameter (*i);
+ /* push current value to the GUI */
+ suil_instance_port_event ((SuilInstance*)_inst, (*i), 4, 0, &val);
+ _values_last_sent_to_ui[(*i)] = val;
}
+ _updates.clear ();
}
LV2PluginUI::LV2PluginUI(boost::shared_ptr<PluginInsert> pi,
, _pi(pi)
, _lv2(lv2p)
, _gui_widget(NULL)
- , _values(NULL)
+ , _values_last_sent_to_ui(NULL)
, _external_ui_ptr(NULL)
, _inst(NULL)
{
_ardour_buttons_box.pack_end (add_button, false, false);
_ardour_buttons_box.pack_end (_preset_combo, false, false);
_ardour_buttons_box.pack_end (_preset_modified, false, false);
+ _ardour_buttons_box.pack_end (pin_management_button, false, false);
+
+ plugin->PresetLoaded.connect (*this, invalidator (*this), boost::bind (&LV2PluginUI::queue_port_update, this), gui_context ());
}
void
_external_ui_ptr = (struct lv2_external_ui*)GET_WIDGET(_inst);
}
- _values = new float[num_ports];
+ _values_last_sent_to_ui = new float[num_ports];
_controllables.resize(num_ports);
+
for (uint32_t i = 0; i < num_ports; ++i) {
bool ok;
uint32_t port = _lv2->nth_parameter(i, ok);
if (ok) {
- _values[port] = _lv2->get_parameter(port);
+ /* Cache initial value of the parameter, regardless of
+ whether it is input or output
+ */
+
+ _values_last_sent_to_ui[port] = _lv2->get_parameter(port);
_controllables[port] = boost::dynamic_pointer_cast<ARDOUR::AutomationControl> (
insert->control(Evoral::Parameter(PluginAutomation, 0, port)));
if (_lv2->parameter_is_control(port) && _lv2->parameter_is_input(port)) {
- parameter_update(port, _values[port]);
+ if (_controllables[port]) {
+ _controllables[port]->Changed.connect (control_connections, invalidator (*this), boost::bind (&LV2PluginUI::control_changed, this, port), gui_context());
+ }
}
+
+ /* queue for first update ("push") to GUI */
+ _updates.insert (port);
}
}
LV2PluginUI::~LV2PluginUI ()
{
- if (_values) {
- delete[] _values;
- }
+ delete [] _values_last_sent_to_ui;
_message_update_connection.disconnect();
_screen_update_connection.disconnect();