109 lines
3.8 KiB
GDScript
109 lines
3.8 KiB
GDScript
extends Node2D
|
|
|
|
# https://docs.godotengine.org/en/stable/classes/class_inputeventmidi.html
|
|
# https://docs.godotengine.org/en/stable/classes/class_%40globalscope.html#enum-globalscope-midimessage
|
|
|
|
# if >0: print midi event to the console (1 for minimal logs, 2 for more logs)
|
|
# if =0: the program acts normally
|
|
const debug := 0
|
|
|
|
# load config values
|
|
var spin_channel_1 = Config.spin_channel_1
|
|
var spin_note_1 = Config.spin_note_1
|
|
var spin_channel_2 = Config.spin_channel_2
|
|
var spin_note_2 = Config.spin_note_2
|
|
var jog_channel = Config.jog_channel
|
|
var jog_note = Config.jog_note
|
|
var beat_channel = Config.beat_channel
|
|
var beat_note = Config.beat_note
|
|
var is_inverted = Config.is_inverted
|
|
|
|
# init control values
|
|
var midi_beat: bool = false
|
|
var midi_jog: bool = false
|
|
var midi_turnleft: bool = false
|
|
var midi_turnright: bool = false
|
|
var left: int = 1
|
|
var right: int = 127
|
|
|
|
|
|
# Called when the node enters the scene tree for the first time.
|
|
func _ready():
|
|
|
|
# fix midi values (the game adds one to the channel number)
|
|
spin_channel_1 -= 1
|
|
spin_channel_2 -= 1
|
|
jog_channel -= 1
|
|
beat_channel -= 1
|
|
|
|
# handle inverted turntable (must invert left and right values)
|
|
if is_inverted:
|
|
left = 127
|
|
right = 1
|
|
print("inverted!")
|
|
|
|
# connect to the midi turntable
|
|
OS.open_midi_inputs()
|
|
print(OS.get_connected_midi_inputs())
|
|
|
|
|
|
func _unhandled_input(input_event):
|
|
if input_event is InputEventKey:
|
|
if input_event.keycode == KEY_ESCAPE:
|
|
get_tree().quit()
|
|
if input_event is InputEventMIDI:
|
|
if debug > 0:
|
|
_print_midi_info(input_event)
|
|
if input_event.channel == beat_channel and ((input_event.pitch == beat_note and input_event.velocity == 127) or input_event.controller_number == 10):
|
|
midi_beat = true
|
|
if input_event.channel == beat_channel and ((input_event.pitch == beat_note and input_event.velocity == 0) or input_event.controller_number == 9):
|
|
midi_beat = false
|
|
if input_event.channel == jog_channel and ((input_event.pitch == jog_note and input_event.velocity == 127) or input_event.controller_number == spin_note_1):
|
|
midi_jog = true
|
|
if input_event.channel == jog_channel and ((input_event.pitch == jog_note and input_event.velocity == 0) or input_event.controller_number == spin_note_2):
|
|
midi_jog = false
|
|
if (input_event.channel == spin_channel_1 or input_event.channel == spin_channel_2) and input_event.controller_value == left:
|
|
midi_turnleft = true
|
|
if (input_event.channel == spin_channel_1 or input_event.channel == spin_channel_2) and input_event.controller_value == right:
|
|
midi_turnright = true
|
|
|
|
|
|
func _print_midi_info(midi_event: InputEventMIDI):
|
|
print(midi_event)
|
|
if debug > 1:
|
|
print("Channel " + str(midi_event.channel))
|
|
print("Message " + str(midi_event.message))
|
|
print("Pitch " + str(midi_event.pitch))
|
|
print("Velocity " + str(midi_event.velocity))
|
|
print("Instrument " + str(midi_event.instrument))
|
|
print("Pressure " + str(midi_event.pressure))
|
|
print("Controller number: " + str(midi_event.controller_number))
|
|
print("Controller value: " + str(midi_event.controller_value))
|
|
|
|
|
|
# Called every frame. 'delta' is the elapsed time since the previous frame.
|
|
func _process(_delta):
|
|
|
|
if debug == 0:
|
|
# process inputs
|
|
if Input.is_action_pressed("quit"):
|
|
# exit the software
|
|
get_tree().quit()
|
|
if Input.is_action_pressed("left") or midi_beat:
|
|
# trigger the left controller
|
|
print("left")
|
|
if Input.is_action_pressed("right") or midi_jog:
|
|
# trigger the right controller
|
|
print("right")
|
|
if midi_turnleft:
|
|
# trigger the left controller
|
|
print("turn left")
|
|
if midi_turnright:
|
|
# trigger the right controller
|
|
print("turn right")
|
|
|
|
# reset the turn values before the next cycle
|
|
# needed because it can't be turned to false in the _unhandled_input function
|
|
# because apparently there is no MIDI command sended for that .___.
|
|
midi_turnleft = false
|
|
midi_turnright = false
|