ardour/livetrax
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Use FastScreenUpdate for UI message updating, and only if plugin has message output ports.

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git-svn-id: svn://localhost/ardour2/branches/3.0@11521 d708f5d6-7413-0410-9779-e7cbd77b26cf
This commit is contained in:
David Robillard 2012-02-25 20:43:14 +00:00
parent c65b95f6d3
commit 1e6694f41a
4 changed files with 18 additions and 5 deletions
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9
gtk2_ardour/lv2_plugin_ui.cc
View File

@ -73,11 +73,10 @@ LV2PluginUI::write_to_ui(void* controller,
port_index, buffer_size, format, buffer);
}
bool
void
LV2PluginUI::update_timeout()
{
_lv2->emit_to_ui(this, &LV2PluginUI::write_to_ui);
return true;
}
void
@ -267,8 +266,10 @@ LV2PluginUI::lv2ui_instantiate(const std::string& title)
}
}
Glib::signal_timeout().connect(
sigc::mem_fun(*this, &LV2PluginUI::update_timeout), 500);
if (_lv2->has_message_output()) {
ARDOUR_UI::instance()->RapidScreenUpdate.connect(
sigc::mem_fun(*this, &LV2PluginUI::update_timeout));
}
}
void

2
gtk2_ardour/lv2_plugin_ui.h
View File

@ -90,7 +90,7 @@ class LV2PluginUI : public PlugUIBase, public Gtk::VBox
uint32_t format,
const void* buffer);
bool update_timeout();
void update_timeout();
void lv2ui_instantiate(const std::string& title);
void lv2ui_free();

1
libs/ardour/ardour/lv2_plugin.h
View File

@ -113,6 +113,7 @@ class LV2Plugin : public ARDOUR::Plugin
std::string current_preset () const;
bool has_editor () const;
bool has_message_output () const;
uint32_t atom_eventTransfer() const;

11
libs/ardour/lv2_plugin.cc
View File

@ -763,6 +763,17 @@ LV2Plugin::has_editor() const
return _impl->ui != NULL;
}
bool
LV2Plugin::has_message_output() const
{
for (uint32_t i = 0; i < num_ports(); ++i) {
if ((_port_flags[i] & PORT_MESSAGE) && _port_flags[i] & PORT_OUTPUT) {
return true;
}
}
return false;
}
uint32_t
LV2Plugin::atom_eventTransfer() const
{