*/
-#define __STDC_FORMAT_MACROS 1
#include <stdint.h>
#include <sstream>
#include <algorithm>
+#include <glibmm/fileutils.h>
+#include <glibmm/miscutils.h>
+
#include "pbd/controllable_descriptor.h"
#include "pbd/error.h"
#include "pbd/failed_constructor.h"
#include "i18n.h"
#define midi_ui_context() MidiControlUI::instance() /* a UICallback-derived object that specifies the event loop for signal handling */
-#define ui_bind(x) boost::protect (boost::bind ((x)))
GenericMidiControlProtocol::GenericMidiControlProtocol (Session& s)
- : ControlProtocol (s, _("Generic MIDI"), midi_ui_context())
+ : ControlProtocol (s, _("Generic MIDI"))
+ , _motorised (false)
+ , _threshold (10)
, gui (0)
{
-
_input_port = MIDI::Manager::instance()->midi_input_port ();
_output_port = MIDI::Manager::instance()->midi_output_port ();
_current_bank = 0;
_bank_size = 0;
- /* XXX is it right to do all these in the same thread as whatever emits the signal? */
+ /* these signals are emitted by the MidiControlUI's event loop thread
+ * and we may as well handle them right there in the same the same
+ * thread
+ */
Controllable::StartLearning.connect_same_thread (*this, boost::bind (&GenericMidiControlProtocol::start_learning, this, _1));
Controllable::StopLearning.connect_same_thread (*this, boost::bind (&GenericMidiControlProtocol::stop_learning, this, _1));
Controllable::DeleteBinding.connect_same_thread (*this, boost::bind (&GenericMidiControlProtocol::delete_binding, this, _1));
Session::SendFeedback.connect (*this, MISSING_INVALIDATOR, boost::bind (&GenericMidiControlProtocol::send_feedback, this), midi_ui_context());;
+#if 0
+ /* XXXX SOMETHING GOES WRONG HERE (april 2012) - STILL DEBUGGING */
+ /* this signal is emitted by the process() callback, and if
+ * send_feedback() is going to do anything, it should do it in the
+ * context of the process() callback itself.
+ */
+
+ Session::SendFeedback.connect_same_thread (*this, boost::bind (&GenericMidiControlProtocol::send_feedback, this));
+#endif
+ /* this one is cross-thread */
+
Route::RemoteControlIDChange.connect (*this, MISSING_INVALIDATOR, boost::bind (&GenericMidiControlProtocol::reset_controllables, this), midi_ui_context());
reload_maps ();
tear_down_gui ();
}
+static const char * const midimap_env_variable_name = "ARDOUR_MIDIMAPS_PATH";
static const char* const midi_map_dir_name = "midi_maps";
static const char* const midi_map_suffix = ".map";
-static sys::path
+static std::string
system_midi_map_search_path ()
{
- SearchPath spath(system_data_search_path());
- spath.add_subdirectory_to_paths(midi_map_dir_name);
+ bool midimap_path_defined = false;
+ std::string spath_env (Glib::getenv (midimap_env_variable_name, midimap_path_defined));
- // just return the first directory in the search path that exists
- SearchPath::const_iterator i = std::find_if(spath.begin(), spath.end(), sys::exists);
+ if (midimap_path_defined) {
+ return spath_env;
+ }
- if (i == spath.end()) return sys::path();
+ SearchPath spath (ardour_data_search_path());
+ spath.add_subdirectory_to_paths(midi_map_dir_name);
- return *i;
+ // just return the first directory in the search path that exists
+ for (SearchPath::const_iterator i = spath.begin(); i != spath.end(); ++i) {
+ if (Glib::file_test (*i, Glib::FILE_TEST_EXISTS)) {
+ return *i;
+ }
+ }
+ return std::string();
}
-static sys::path
+static std::string
user_midi_map_directory ()
{
- sys::path p(user_config_directory());
- p /= midi_map_dir_name;
-
- return p;
+ return Glib::build_filename (user_config_directory(), midi_map_dir_name);
}
static bool
return;
}
- cerr << "Found " << midi_maps->size() << " MIDI maps along " << spath.to_string() << endl;
-
for (vector<string*>::iterator i = midi_maps->begin(); i != midi_maps->end(); ++i) {
string fullpath = *(*i);
void
GenericMidiControlProtocol::send_feedback ()
{
+ /* This is executed in RT "process" context", so no blocking calls
+ */
+
if (!do_feedback) {
return;
}
void
GenericMidiControlProtocol::_send_feedback ()
{
+ /* This is executed in RT "process" context", so no blocking calls
+ */
+
const int32_t bufsize = 16 * 1024; /* XXX too big */
MIDI::byte buf[bufsize];
int32_t bsize = bufsize;
- MIDI::byte* end = buf;
-
+
+ /* XXX: due to bugs in some ALSA / JACK MIDI bridges, we have to do separate
+ writes for each controllable here; if we send more than one MIDI message
+ in a single jack_midi_event_write then some bridges will only pass the
+ first on to ALSA.
+ */
for (MIDIControllables::iterator r = controllables.begin(); r != controllables.end(); ++r) {
- end = (*r)->write_feedback (end, bsize);
+ MIDI::byte* end = (*r)->write_feedback (buf, bsize);
+ if (end != buf) {
+ _output_port->write (buf, (int32_t) (end - buf), 0);
+ }
}
-
- if (end == buf) {
- return;
- }
-
- _output_port->write (buf, (int32_t) (end - buf), 0);
}
bool
}
if (!mc) {
- mc = new MIDIControllable (*_input_port, *c, false);
+ mc = new MIDIControllable (this, *_input_port, *c, false);
}
{
MIDI::byte value = control_number;
// Create a MIDIControllable
- MIDIControllable* mc = new MIDIControllable (*_input_port, *control, false);
+ MIDIControllable* mc = new MIDIControllable (this, *_input_port, *control, false);
// Remove any old binding for this midi channel/type/value pair
// Note: can't use delete_binding() here because we don't know the specific controllable we want to remove, only the midi information
node->add_property ("binding", _current_binding);
}
- XMLNode* children = new XMLNode (X_("controls"));
+ XMLNode* children = new XMLNode (X_("Controls"));
node->add_child_nocopy (*children);
{
Glib::Mutex::Lock lm2 (controllables_lock);
controllables.clear ();
- nlist = node.children(); // "controls"
+ nlist = node.children(); // "Controls"
if (nlist.empty()) {
return 0;
for (niter = nlist.begin(); niter != nlist.end(); ++niter) {
if ((prop = (*niter)->property ("id")) != 0) {
-
+
ID id = prop->value ();
- c = session->controllable_by_id (id);
-
- if (c) {
- MIDIControllable* mc = new MIDIControllable (*_input_port, *c, false);
+ Controllable* c = Controllable::by_id (id);
+ if (c) {
+ MIDIControllable* mc = new MIDIControllable (this, *_input_port, *c, false);
+
if (mc->set_state (**niter, version) == 0) {
controllables.push_back (mc);
}
return do_feedback;
}
-
-
-
int
GenericMidiControlProtocol::load_bindings (const string& xmlpath)
{
_bank_size = atoi (prop->value());
_current_bank = 0;
}
+
+ if ((prop = (*citer)->property ("motorised")) != 0) {
+ _motorised = string_is_affirmative (prop->value ());
+ } else {
+ _motorised = false;
+ }
+
+ if ((prop = (*citer)->property ("threshold")) != 0) {
+ _threshold = atoi (prop->value ());
+ } else {
+ _threshold = 10;
+ }
+
}
if ((*citer)->name() == "Binding") {
ev = MIDI::on;
} else if ((prop = node.property (X_("pgm"))) != 0) {
ev = MIDI::program;
+ } else if ((prop = node.property (X_("pb"))) != 0) {
+ ev = MIDI::pitchbend;
} else {
return 0;
}
prop = node.property (X_("uri"));
uri = prop->value();
- MIDIControllable* mc = new MIDIControllable (*_input_port, momentary);
+ MIDIControllable* mc = new MIDIControllable (this, *_input_port, momentary);
if (mc->init (uri)) {
delete mc;
GenericMidiControlProtocol::reset_controllables ()
{
Glib::Mutex::Lock lm2 (controllables_lock);
-
- for (MIDIControllables::iterator iter = controllables.begin(); iter != controllables.end(); ++iter) {
+
+ for (MIDIControllables::iterator iter = controllables.begin(); iter != controllables.end(); ) {
MIDIControllable* existingBinding = (*iter);
+ MIDIControllables::iterator next = iter;
+ ++next;
if (!existingBinding->learned()) {
ControllableDescriptor& desc (existingBinding->descriptor());
desc.set_bank_offset (_current_bank * _bank_size);
}
+ /* its entirely possible that the session doesn't have
+ * the specified controllable (e.g. it has too few
+ * tracks). if we find this to be the case, drop any
+ * bindings that would be left without controllables.
+ */
+
boost::shared_ptr<Controllable> c = session->controllable_by_descriptor (desc);
- existingBinding->set_controllable (c.get());
+ if (c) {
+ existingBinding->set_controllable (c.get());
+ } else {
+ controllables.erase (iter);
+ }
}
+
+ iter = next;
}
}
MIDI::eventType ev;
MIDI::byte* data = 0;
uint32_t data_size = 0;
+ string argument;
if ((prop = node.property (X_("ctl"))) != 0) {
ev = MIDI::controller;
}
}
+ if ((prop = node.property (X_("arg"))) != 0 || (prop = node.property (X_("argument"))) != 0 || (prop = node.property (X_("arguments"))) != 0) {
+ argument = prop->value ();
+ }
+
prop = node.property (X_("function"));
MIDIFunction* mf = new MIDIFunction (*_input_port);
- if (mf->init (*this, prop->value(), data, data_size)) {
+ if (mf->setup (*this, prop->value(), argument, data, data_size)) {
delete mf;
return 0;
}
reset_controllables ();
}
}
+
+void
+GenericMidiControlProtocol::set_motorised (bool m)
+{
+ _motorised = m;
+}
+
+void
+GenericMidiControlProtocol::set_threshold (int t)
+{
+ _threshold = t;
+}