ardour/livetrax
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Call PluginControl when a LV2 GUI control changes, rather than calling the plugin directly. Fixes problems with ganged mono plugins on multi-channel tracks.

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git-svn-id: svn://localhost/ardour2/branches/3.0@9076 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
Carl Hetherington 2011-03-04 23:14:16 +00:00
parent b20a139129
commit fb2ef7cb9a
2 changed files with 8 additions and 5 deletions
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12
gtk2_ardour/lv2_plugin_ui.cc
View File

@ -38,11 +38,8 @@ LV2PluginUI::lv2_ui_write(
const void* buffer)
{
//cout << "lv2_ui_write" << endl;
LV2PluginUI* me = (LV2PluginUI*)controller;
if (*(float*)buffer != me->_values[port_index]) {
//cout << "set_parameter " << port_index << ":" << *(float*)buffer << endl;
me->_lv2->set_parameter(port_index, *(float*)buffer);
}
LV2PluginUI* me = (LV2PluginUI *) controller;
me->_controllables[port_index]->set_value (*(float *) buffer);
}
void LV2PluginUI::on_external_ui_closed(LV2UI_Controller controller)
@ -190,11 +187,16 @@ LV2PluginUI::lv2ui_instantiate(const std::string& title)
}
_values = 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);
_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]);
}

1
gtk2_ardour/lv2_plugin_ui.h
View File

@ -69,6 +69,7 @@ class LV2PluginUI : public PlugUIBase, public Gtk::VBox
Gtk::Widget* _gui_widget;
SLV2UIInstance _inst;
float* _values;
std::vector<boost::shared_ptr<ARDOUR::AutomationControl> > _controllables;
struct lv2_external_ui_host _external_ui_host;
LV2_Feature _external_ui_feature;