+ if (get_encoder() == No_enc) {
+ float new_value = msg->value;
+ float max_value = max(last_controllable_value, new_value);
+ float min_value = min(last_controllable_value, new_value);
+ float range = max_value - min_value;
+ float threshold = (float) _surface->threshold ();
+
+ bool const in_sync = (
+ range < threshold &&
+ controllable->get_value() <= midi_to_control(max_value) &&
+ controllable->get_value() >= midi_to_control(min_value)
+ );
+
+ /* If the surface is not motorised, we try to prevent jumps when
+ the MIDI controller and controllable are out of sync.
+ There might be a better way of doing this.
+ */
+
+ if (in_sync || _surface->motorised ()) {
+ controllable->set_value (midi_to_control (new_value));
+ }
+ 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() ));
+
+ last_controllable_value = new_value;
+ } else {
+ int offset = (msg->value & 0x3f);
+ switch (get_encoder()) {
+ case Enc_L:
+ if (msg->value > 0x40) {
+ controllable->set_value (midi_to_control (last_value - offset + 1));
+ } else {
+ controllable->set_value (midi_to_control (last_value + offset + 1));
+ }
+ break;
+ case Enc_R:
+ if (msg->value > 0x40) {
+ controllable->set_value (midi_to_control (last_value + offset + 1));
+ } else {
+ controllable->set_value (midi_to_control (last_value - offset + 1));
+ }
+ break;
+ case Enc_2:
+ if (msg->value > 0x40) {
+ controllable->set_value (midi_to_control (last_value - (0x7f - msg->value) + 1));
+ } else {
+ controllable->set_value (midi_to_control (last_value + offset + 1));
+ }
+ break;
+ case Enc_B:
+ if (msg->value > 0x40) {
+ controllable->set_value (midi_to_control (last_value + offset + 1));
+ } else {
+ controllable->set_value (midi_to_control (last_value - (0x40 - offset)));
+ }
+ break;
+ default:
+ break;
+ }
+ DEBUG_TRACE (DEBUG::GenericMidi, string_compose ("MIDI CC %1 value %2 %3\n", (int) msg->controller_number, (int) last_value, current_uri() ));