#include <iostream>
#include "pbd/error.h"
-#include "pbd/controllable_descriptor.h"
-#include "pbd/xml++.h"
-#include "pbd/stacktrace.h"
#include "pbd/compose.h"
+#include "pbd/stacktrace.h"
+#include "pbd/types_convert.h"
+#include "pbd/xml++.h"
#include "midi++/types.h" // Added by JE - 06-01-2009. All instances of 'byte' changed to 'MIDI::byte' (for clarification)
#include "midi++/port.h"
#include "ardour/async_midi_port.h"
#include "ardour/automation_control.h"
#include "ardour/midi_ui.h"
-#include "ardour/utils.h"
#include "ardour/debug.h"
#include "midicontrollable.h"
MIDIControllable::MIDIControllable (GenericMidiControlProtocol* s, MIDI::Parser& p, bool m)
: _surface (s)
, controllable (0)
- , _descriptor (0)
, _parser (p)
, _momentary (m)
{
_learned = false; /* from URI */
+ _ctltype = Ctl_Momentary;
_encoder = No_enc;
setting = false;
last_value = 0; // got a better idea ?
+ last_incoming = 256; // any out of band value
last_controllable_value = 0.0f;
control_type = none;
+ control_rpn = -1;
+ control_nrpn = -1;
_control_description = "MIDI Control: none";
control_additional = (MIDI::byte) -1;
- feedback = true; // for now
}
MIDIControllable::MIDIControllable (GenericMidiControlProtocol* s, MIDI::Parser& p, Controllable& c, bool m)
: _surface (s)
- , _descriptor (0)
, _parser (p)
, _momentary (m)
{
set_controllable (&c);
-
+
_learned = true; /* from controllable */
+ _ctltype = Ctl_Momentary;
_encoder = No_enc;
setting = false;
last_value = 0; // got a better idea ?
last_controllable_value = 0.0f;
control_type = none;
+ control_rpn = -1;
+ control_nrpn = -1;
_control_description = "MIDI Control: none";
control_additional = (MIDI::byte) -1;
- feedback = true; // for now
}
MIDIControllable::~MIDIControllable ()
MIDIControllable::init (const std::string& s)
{
_current_uri = s;
- delete _descriptor;
- _descriptor = new ControllableDescriptor;
- return _descriptor->set (s);
+ return 0;
}
void
MIDIControllable::drop_external_control ()
{
midi_forget ();
+ control_rpn = -1;
+ control_nrpn = -1;
control_type = none;
control_additional = (MIDI::byte) -1;
}
if (c == controllable) {
return;
}
-
+
controllable_death_connection.disconnect ();
controllable = c;
last_controllable_value = 0.0f; // is there a better value?
}
+ last_incoming = 256;
+
if (controllable) {
controllable->Destroyed.connect (controllable_death_connection, MISSING_INVALIDATOR,
- boost::bind (&MIDIControllable::drop_controllable, this),
+ boost::bind (&MIDIControllable::drop_controllable, this, _1),
MidiControlUI::instance());
}
}
int
MIDIControllable::control_to_midi (float val)
{
- if (controllable->is_gain_like()) {
- return gain_to_slider_position (val) * max_value_for_type ();
- }
+ if (controllable->is_gain_like()) {
+ return controllable->internal_to_interface (val) * max_value_for_type ();
+ }
float control_min = controllable->lower ();
float control_max = controllable->upper ();
float
MIDIControllable::midi_to_control (int val)
{
- /* fiddle with MIDI value so that we get an odd number of integer steps
- and can thus represent "middle" precisely as 0.5. this maps to
- the range 0..+1.0 (0 to 126)
- */
+ /* fiddle with MIDI value so that we get an odd number of integer steps
+ and can thus represent "middle" precisely as 0.5. this maps to
+ the range 0..+1.0 (0 to 126)
+ */
- float fv = (val == 0 ? 0 : float (val - 1) / (max_value_for_type() - 1));
+ float fv = (val == 0 ? 0 : float (val - 1) / (max_value_for_type() - 1));
- if (controllable->is_gain_like()) {
- return slider_position_to_gain (fv);
- }
+ if (controllable->is_gain_like()) {
+ return controllable->interface_to_internal (fv);
+ }
+ DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Raw value %1 float %2\n", val, fv));
float control_min = controllable->lower ();
float control_max = controllable->upper ();
float control_range = control_max - control_min;
+ DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Min %1 Max %2 Range %3\n", control_min, control_max, control_range));
AutomationControl *actl = dynamic_cast<AutomationControl*> (controllable);
if (actl) {
int
MIDIControllable::lookup_controllable()
{
- if (!_descriptor) {
+ if (_current_uri.empty()) {
return -1;
}
- boost::shared_ptr<Controllable> c = _surface->lookup_controllable (*_descriptor);
+ boost::shared_ptr<Controllable> c = _surface->lookup_controllable (_current_uri);
if (!c) {
return -1;
}
void
-MIDIControllable::drop_controllable ()
+MIDIControllable::drop_controllable (Controllable* c)
{
- set_controllable (0);
+ if (c == controllable) {
+ set_controllable (0);
+ }
}
void
MIDIControllable::midi_sense_note (Parser &, EventTwoBytes *msg, bool /*is_on*/)
{
- if (!controllable) {
+ if (!controllable) {
if (lookup_controllable()) {
return;
}
}
+ _surface->maybe_start_touch (controllable);
+
if (!controllable->is_toggle()) {
if (control_additional == msg->note_number) {
- controllable->set_value (midi_to_control (msg->velocity));
+ controllable->set_value (midi_to_control (msg->velocity), Controllable::UseGroup);
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Note %1 value %2 %3\n", (int) msg->note_number, (float) midi_to_control (msg->velocity), current_uri() ));
}
} else {
if (control_additional == msg->note_number) {
float new_value = controllable->get_value() > 0.5f ? 0.0f : 1.0f;
- controllable->set_value (new_value);
+ controllable->set_value (new_value, Controllable::UseGroup);
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Note %1 Value %2 %3\n", (int) msg->note_number, (float) new_value, current_uri()));
}
}
void
MIDIControllable::midi_sense_controller (Parser &, EventTwoBytes *msg)
{
- if (!controllable) {
+ if (!controllable) {
if (lookup_controllable ()) {
return;
}
assert (controllable);
- if (controllable->touching()) {
- return; // to prevent feedback fights when e.g. dragging a UI slider
- }
+ _surface->maybe_start_touch (controllable);
if (control_additional == msg->controller_number) {
*/
if (in_sync || _surface->motorised ()) {
- controllable->set_value (midi_to_control (new_value));
+ controllable->set_value (midi_to_control (new_value), Controllable::UseGroup);
}
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("MIDI CC %1 value %2 %3\n", (int) msg->controller_number, (float) midi_to_control(new_value), current_uri() ));
switch (get_encoder()) {
case Enc_L:
if (msg->value > 0x40) {
- controllable->set_value (midi_to_control (last_value - offset + 1));
+ controllable->set_value (midi_to_control (last_value - offset + 1), Controllable::UseGroup);
} else {
- controllable->set_value (midi_to_control (last_value + offset + 1));
+ controllable->set_value (midi_to_control (last_value + offset + 1), Controllable::UseGroup);
}
break;
case Enc_R:
if (msg->value > 0x40) {
- controllable->set_value (midi_to_control (last_value + offset + 1));
+ controllable->set_value (midi_to_control (last_value + offset + 1), Controllable::UseGroup);
} else {
- controllable->set_value (midi_to_control (last_value - offset + 1));
+ controllable->set_value (midi_to_control (last_value - offset + 1), Controllable::UseGroup);
}
break;
case Enc_2:
if (msg->value > 0x40) {
- controllable->set_value (midi_to_control (last_value - (0x7f - msg->value) + 1));
+ controllable->set_value (midi_to_control (last_value - (0x7f - msg->value) + 1), Controllable::UseGroup);
} else {
- controllable->set_value (midi_to_control (last_value + offset + 1));
+ controllable->set_value (midi_to_control (last_value + offset + 1), Controllable::UseGroup);
}
break;
case Enc_B:
if (msg->value > 0x40) {
- controllable->set_value (midi_to_control (last_value + offset + 1));
+ controllable->set_value (midi_to_control (last_value + offset + 1), Controllable::UseGroup);
} else {
- controllable->set_value (midi_to_control (last_value - (0x40 - offset)));
+ controllable->set_value (midi_to_control (last_value - (0x40 - offset)), Controllable::UseGroup);
}
break;
default:
}
} else {
- if (msg->value > 64.0f) {
- controllable->set_value (1);
- DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Midi CC %1 value 1 %2\n", (int) msg->controller_number, current_uri()));
- } else {
- controllable->set_value (0);
- DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Midi CC %1 value 0 %2\n", (int) msg->controller_number, current_uri()));
+
+ switch (get_ctltype()) {
+ case Ctl_Dial:
+ /* toggle value whenever direction of knob motion changes */
+ if (last_incoming > 127) {
+ /* relax ... first incoming message */
+ } else {
+ if (msg->value > last_incoming) {
+ controllable->set_value (1.0, Controllable::UseGroup);
+ } else {
+ controllable->set_value (0.0, Controllable::UseGroup);
+ }
+ DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("dial Midi CC %1 value 1 %2\n", (int) msg->controller_number, current_uri()));
+ }
+ last_incoming = msg->value;
+ break;
+ case Ctl_Momentary:
+ /* toggle it if over 64, otherwise leave it alone. This behaviour that works with buttons which send a value > 64 each
+ * time they are pressed.
+ */
+ if (msg->value >= 0x40) {
+ controllable->set_value (controllable->get_value() >= 0.5 ? 0.0 : 1.0, Controllable::UseGroup);
+ DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("toggle Midi CC %1 value 1 %2\n", (int) msg->controller_number, current_uri()));
+ }
+ break;
+ case Ctl_Toggle:
+ /* toggle if value is over 64, otherwise turn it off. This is behaviour designed for buttons which send a value > 64 when pressed,
+ maintain state (i.e. they know they were pressed) and then send zero the next time.
+ */
+ if (msg->value >= 0x40) {
+ controllable->set_value (controllable->get_value() >= 0.5 ? 0.0 : 1.0, Controllable::UseGroup);
+ } else {
+ controllable->set_value (0.0, Controllable::NoGroup);
+ DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Midi CC %1 value 0 %2\n", (int) msg->controller_number, current_uri()));
+ break;
+ }
}
}
void
MIDIControllable::midi_sense_program_change (Parser &, MIDI::byte msg)
{
- if (!controllable) {
+ if (!controllable) {
if (lookup_controllable ()) {
return;
}
}
+
+ _surface->maybe_start_touch (controllable);
+
if (msg == control_additional) {
if (!controllable->is_toggle()) {
- controllable->set_value (1.0);
+ controllable->set_value (1.0, Controllable::UseGroup);
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("MIDI program %1 value 1.0 %3\n", (int) msg, current_uri() ));
} else {
float new_value = controllable->get_value() > 0.5f ? 0.0f : 1.0f;
- controllable->set_value (new_value);
+ controllable->set_value (new_value, Controllable::UseGroup);
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("MIDI program %1 value %2 %3\n", (int) msg, (float) new_value, current_uri()));
}
}
void
MIDIControllable::midi_sense_pitchbend (Parser &, pitchbend_t pb)
{
- if (!controllable) {
+ if (!controllable) {
if (lookup_controllable ()) {
return;
}
}
+ _surface->maybe_start_touch (controllable);
+
if (!controllable->is_toggle()) {
- controllable->set_value (midi_to_control (pb));
+ controllable->set_value (midi_to_control (pb), Controllable::UseGroup);
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("MIDI pitchbend %1 value %2 %3\n", (int) control_channel, (float) midi_to_control (pb), current_uri() ));
} else {
if (pb > 8065.0f) {
- controllable->set_value (1);
+ controllable->set_value (1, Controllable::UseGroup);
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Midi pitchbend %1 value 1 %2\n", (int) control_channel, current_uri()));
} else {
- controllable->set_value (0);
+ controllable->set_value (0, Controllable::UseGroup);
DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("Midi pitchbend %1 value 0 %2\n", (int) control_channel, current_uri()));
}
}
}
}
+void
+MIDIControllable::rpn_value_change (Parser&, uint16_t rpn, float val)
+{
+ if (control_rpn == rpn) {
+ if (controllable) {
+ controllable->set_value (val, Controllable::UseGroup);
+ }
+ }
+}
+
+void
+MIDIControllable::nrpn_value_change (Parser&, uint16_t nrpn, float val)
+{
+ if (control_nrpn == nrpn) {
+ if (controllable) {
+ controllable->set_value (val, Controllable::UseGroup);
+ }
+ }
+}
+
+void
+MIDIControllable::rpn_change (Parser&, uint16_t rpn, int dir)
+{
+ if (control_rpn == rpn) {
+ if (controllable) {
+ /* XXX how to increment/decrement ? */
+ // controllable->set_value (val);
+ }
+ }
+}
+
+void
+MIDIControllable::nrpn_change (Parser&, uint16_t nrpn, int dir)
+{
+ if (control_nrpn == nrpn) {
+ if (controllable) {
+ /* XXX how to increment/decrement ? */
+ // controllable->set_value (val);
+ }
+ }
+}
+
+void
+MIDIControllable::bind_rpn_value (channel_t chn, uint16_t rpn)
+{
+ int chn_i = chn;
+ drop_external_control ();
+ control_rpn = rpn;
+ control_channel = chn;
+ _parser.channel_rpn[chn_i].connect_same_thread (midi_sense_connection[0], boost::bind (&MIDIControllable::rpn_value_change, this, _1, _2, _3));
+}
+
+void
+MIDIControllable::bind_nrpn_value (channel_t chn, uint16_t nrpn)
+{
+ int chn_i = chn;
+ drop_external_control ();
+ control_nrpn = nrpn;
+ control_channel = chn;
+ _parser.channel_nrpn[chn_i].connect_same_thread (midi_sense_connection[0], boost::bind (&MIDIControllable::rpn_value_change, this, _1, _2, _3));
+}
+
+void
+MIDIControllable::bind_nrpn_change (channel_t chn, uint16_t nrpn)
+{
+ int chn_i = chn;
+ drop_external_control ();
+ control_nrpn = nrpn;
+ control_channel = chn;
+ _parser.channel_nrpn_change[chn_i].connect_same_thread (midi_sense_connection[0], boost::bind (&MIDIControllable::rpn_change, this, _1, _2, _3));
+}
+
+void
+MIDIControllable::bind_rpn_change (channel_t chn, uint16_t rpn)
+{
+ int chn_i = chn;
+ drop_external_control ();
+ control_rpn = rpn;
+ control_channel = chn;
+ _parser.channel_rpn_change[chn_i].connect_same_thread (midi_sense_connection[0], boost::bind (&MIDIControllable::nrpn_change, this, _1, _2, _3));
+}
+
void
MIDIControllable::bind_midi (channel_t chn, eventType ev, MIDI::byte additional)
{
if (_momentary) {
_parser.channel_note_on[chn_i].connect_same_thread (midi_sense_connection[1], boost::bind (&MIDIControllable::midi_sense_note_on, this, _1, _2));
- }
+ }
_control_description = "MIDI control: NoteOff";
break;
}
_control_description = "MIDI control: NoteOn";
break;
-
+
case MIDI::controller:
_parser.channel_controller[chn_i].connect_same_thread (midi_sense_connection[0], boost::bind (&MIDIControllable::midi_sense_controller, this, _1, _2));
snprintf (buf, sizeof (buf), "MIDI control: Controller %d", control_additional);
MIDI::byte*
MIDIControllable::write_feedback (MIDI::byte* buf, int32_t& bufsize, bool /*force*/)
{
- if (!controllable || control_type == none || !feedback || bufsize <= 2) {
+ if (!controllable || !_surface->get_feedback ()) {
+ return buf;
+ }
+
+ float val = controllable->get_value ();
+
+ /* Note that when sending RPN/NPRN we do two things:
+ *
+ * always send MSB first, then LSB
+ * null/reset the parameter ID after sending.
+ *
+ * this follows recommendations found online, eg. http://www.philrees.co.uk/nrpnq.htm
+ */
+
+ if (control_rpn >= 0) {
+ if (bufsize < 13) {
+ return buf;
+ }
+ int rpn_val = (int) lrintf (val * 16384.0);
+ if (last_value == rpn_val) {
+ return buf;
+ }
+ *buf++ = (0xb0) | control_channel;
+ *buf++ = 0x62;
+ *buf++ = (int) ((control_rpn) >> 7);
+ *buf++ = 0x63;
+ *buf++ = (int) (control_rpn & 0x7f);
+ *buf++ = 0x06;
+ *buf++ = (int) (rpn_val >> 7);
+ *buf++ = 0x26;
+ *buf++ = (int) (rpn_val & 0x7f);
+ *buf++ = 0x62;
+ *buf++ = 0x7f;
+ *buf++ = 0x63;
+ *buf++ = 0x7f;
+ bufsize -= 13;
+ last_value = rpn_val;
+ DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("MIDI out: RPN %1 Channel %2 Value %3\n", control_rpn, (int) control_channel, val));
+ return buf;
+ }
+
+ if (control_nrpn >= 0) {
+ int rpn_val = (int) lrintf (val * 16384.0);
+ if (last_value == rpn_val) {
+ return buf;
+ }
+ *buf++ = (0xb0) | control_channel;
+ *buf++ = 0x64;
+ *buf++ = (int) ((control_rpn) >> 7);
+ *buf++ = 0x65;
+ *buf++ = (int) (control_rpn & 0x7f);
+ *buf++ = 0x06;
+ *buf++ = (int) (rpn_val >> 7);
+ *buf++ = 0x26;
+ *buf++ = (int) (rpn_val & 0x7f);
+ *buf++ = 0x64;
+ *buf++ = 0x7f;
+ *buf++ = 0x65;
+ *buf++ = 0x7f;
+ last_value = rpn_val;
+ bufsize -= 13;
+ DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("MIDI out: NRPN %1 Channel %2 Value %3\n", control_nrpn, (int) control_channel, val));
+ return buf;
+ }
+
+ if (control_type == none || bufsize <= 2) {
return buf;
}
-
- int const gm = control_to_midi (controllable->get_value());
+
+ int const gm = control_to_midi (val);
if (gm == last_value) {
return buf;
int
MIDIControllable::set_state (const XMLNode& node, int /*version*/)
{
- const XMLProperty* prop;
int xx;
- if ((prop = node.property ("event")) != 0) {
- sscanf (prop->value().c_str(), "0x%x", &xx);
+ std::string str;
+ if (node.get_property ("event", str)) {
+ sscanf (str.c_str(), "0x%x", &xx);
control_type = (MIDI::eventType) xx;
} else {
return -1;
}
- if ((prop = node.property ("channel")) != 0) {
- sscanf (prop->value().c_str(), "%d", &xx);
- control_channel = (MIDI::channel_t) xx;
+ if (node.get_property ("channel", xx)) {
+ control_channel = xx;
} else {
return -1;
}
- if ((prop = node.property ("additional")) != 0) {
- sscanf (prop->value().c_str(), "0x%x", &xx);
+ if (node.get_property ("additional", str)) {
+ sscanf (str.c_str(), "0x%x", &xx);
control_additional = (MIDI::byte) xx;
} else {
return -1;
}
- if ((prop = node.property ("feedback")) != 0) {
- feedback = (prop->value() == "yes");
- } else {
- feedback = true; // default
- }
-
bind_midi (control_channel, control_type, control_additional);
return 0;
XMLNode* node = new XMLNode ("MIDIControllable");
if (_current_uri.empty()) {
- node->add_property ("id", controllable->id().to_s());
+ node->set_property ("id", controllable->id ());
} else {
- node->add_property ("uri", _current_uri);
- }
+ node->set_property ("uri", _current_uri);
+ }
if (controllable) {
snprintf (buf, sizeof(buf), "0x%x", (int) control_type);
- node->add_property ("event", buf);
- snprintf (buf, sizeof(buf), "%d", (int) control_channel);
- node->add_property ("channel", buf);
+ node->set_property ("event", (const char *)buf);
+ node->set_property ("channel", (int16_t)control_channel);
snprintf (buf, sizeof(buf), "0x%x", (int) control_additional);
- node->add_property ("additional", buf);
- node->add_property ("feedback", (feedback ? "yes" : "no"));
+ node->set_property ("additional", (const char *)buf);
}
return *node;
MIDIControllable::max_value_for_type () const
{
/* XXX: this is not complete */
-
+
if (control_type == MIDI::pitchbend) {
return 16383;
}