debug instrumentation for locate time

[ardour.git] / libs / ardour / plugin.cc

diff --git a/libs/ardour/plugin.cc b/libs/ardour/plugin.cc
index cfa5fb34b12d319c3bfbde4cc9bbe14075ba32e8..64f00cf1c4768504335452b6d5c9178fe38c2cda 100644 (file)
--- a/libs/ardour/plugin.cc
+++ b/libs/ardour/plugin.cc
@@ -101,6 +101,7 @@ Plugin::Plugin (AudioEngine& e, Session& s)
        , _have_presets (false)
        , _have_pending_stop_events (false)
        , _parameter_changed_since_last_preset (false)
+       , _immediate_events(6096) // FIXME: size?
 {
        _pending_stop_events.ensure_buffers (DataType::MIDI, 1, 4096);
 }
@@ -116,6 +117,7 @@ Plugin::Plugin (const Plugin& other)
        , _have_presets (false)
        , _have_pending_stop_events (false)
        , _parameter_changed_since_last_preset (false)
+       , _immediate_events(6096) // FIXME: size?
 {
        _pending_stop_events.ensure_buffers (DataType::MIDI, 1, 4096);
 }
@@ -345,16 +347,28 @@ Plugin::preset_by_uri (const string& uri)
        }
 }
 
+bool
+Plugin::write_immediate_event (size_t size, const uint8_t* buf)
+{
+       if (!Evoral::midi_event_is_valid (buf, size)) {
+               return false;
+       }
+       return (_immediate_events.write (0, Evoral::MIDI_EVENT, size, buf) == size);
+}
+
 int
 Plugin::connect_and_run (BufferSet& bufs,
                framepos_t /*start*/, framepos_t /*end*/, double /*speed*/,
                ChanMapping /*in_map*/, ChanMapping /*out_map*/,
-               pframes_t /* nframes */, framecnt_t /*offset*/)
+               pframes_t nframes, framecnt_t /*offset*/)
 {
        if (bufs.count().n_midi() > 0) {
 
-               /* Track notes that we are sending to the plugin */
+               if (_immediate_events.read_space() && nframes > 0) {
+                       _immediate_events.read (bufs.get_midi (0), 0, 1, nframes - 1, true);
+               }
 
+               /* Track notes that we are sending to the plugin */
                const MidiBuffer& b = bufs.get_midi (0);
 
                _tracker.track (b.begin(), b.end());
@@ -477,7 +491,6 @@ XMLNode &
 Plugin::get_state ()
 {
        XMLNode* root = new XMLNode (state_node_name ());
-       LocaleGuard lg;
 
        root->set_property (X_("last-preset-uri"), _last_preset.uri);
        root->set_property (X_("last-preset-label"), _last_preset.label);