ardour/ardour
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LV2: pass patch-set messages to replicated plugin instances

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This also fixes impulse analysis plugin display
This commit is contained in:
Robin Gareus 2022-05-22 00:16:22 +02:00
parent 58372f5b78
commit a0810ed608
Signed by: rgareus
GPG Key ID: A090BCE02CF57F04
2 changed files with 34 additions and 0 deletions
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6
libs/ardour/ardour/lv2_plugin.h
View File

@ -144,6 +144,9 @@ class LIBARDOUR_API LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
bool has_editor () const;
bool has_message_output () const;
void add_slave (boost::shared_ptr<Plugin>, bool);
void remove_slave (boost::shared_ptr<Plugin>);
bool write_from_ui(uint32_t index,
uint32_t protocol,
uint32_t size,
@ -299,6 +302,9 @@ class LIBARDOUR_API LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
Glib::Threads::Mutex _work_mutex;
Glib::Threads::Mutex _slave_lock;
std::set<boost::shared_ptr<LV2Plugin>> _slaves;
#ifdef LV2_EXTENDED
static void queue_draw (LV2_Inline_Display_Handle);
static void midnam_update (LV2_Midnam_Handle);

28
libs/ardour/lv2_plugin.cc
View File

@ -1698,6 +1698,26 @@ LV2Plugin::has_editor() const
return _impl->ui != NULL;
}
void
LV2Plugin::add_slave (boost::shared_ptr<Plugin> p, bool)
{
boost::shared_ptr<LV2Plugin> lv2 = boost::dynamic_pointer_cast<LV2Plugin> (p);
if (lv2) {
Glib::Threads::Mutex::Lock lm (_slave_lock);
_slaves.insert (lv2);
}
}
void
LV2Plugin::remove_slave (boost::shared_ptr<Plugin> p)
{
boost::shared_ptr<LV2Plugin> lv2 = boost::dynamic_pointer_cast<LV2Plugin> (p);
if (lv2) {
Glib::Threads::Mutex::Lock lm (_slave_lock);
_slaves.erase (lv2);
}
}
bool
LV2Plugin::has_message_output() const
{
@ -1761,6 +1781,14 @@ LV2Plugin::write_from_ui(uint32_t index,
error << string_compose (_("LV2<%1>: Error writing from UI to plugin"), name()) << endmsg;
return false;
}
Glib::Threads::Mutex::Lock lm (_slave_lock, Glib::Threads::TRY_LOCK);
if (lm.locked()) {
for (auto const& i : _slaves) {
i->write_from_ui (index, protocol, size, body);
}
}
return true;
}