Created
March 25, 2022 20:58
-
-
Save rchrd2/f640472bf81616efabd3a58f1dd8a55e to your computer and use it in GitHub Desktop.
Processing sketch to convert midi sustain pedal to a bass drum midi note trigger
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
import themidibus.*; //Import the library | |
MidiBus myBus; // The MidiBus | |
int NOTE_NUMBER = 36; | |
int NOTE_VELOCITY = 50; | |
int NOTE_CHANNEL = 9; | |
String MIDI_DEVICE_IN = "GO:KEYS"; | |
String MIDI_DEVICE_OUT = "GO:KEYS"; | |
boolean DEBUG = false; | |
void setup() { | |
size(400, 400); | |
background(0); | |
fill(255); | |
textAlign(CENTER); | |
text("Midi sustain pedal to bass drum trigger", width/2,height/2); | |
MidiBus.list(); | |
myBus = new MidiBus(this, MIDI_DEVICE_IN, MIDI_DEVICE_OUT); | |
} | |
void draw() { | |
delay(2000); | |
} | |
void controllerChange(int channel, int number, int value) { | |
if (DEBUG) { | |
println(); | |
println("Controller Change:"); | |
println("Channel:"+channel); | |
println("Number:"+number); | |
println("Value:"+value); | |
} | |
if (number == 64 && value > 0) { | |
myBus.sendNoteOn(NOTE_CHANNEL, NOTE_NUMBER, NOTE_VELOCITY); | |
delay(100); | |
myBus.sendNoteOff(NOTE_CHANNEL, NOTE_NUMBER, NOTE_VELOCITY); | |
} | |
} | |
void noteOn(int channel, int pitch, int velocity) { | |
if (DEBUG) { | |
println(); | |
println("Note On:"); | |
println("Channel:"+channel); | |
println("Pitch:"+pitch); | |
println("Velocity:"+velocity); | |
} | |
} | |
void noteOff(int channel, int pitch, int velocity) { | |
if (DEBUG) { | |
println(); | |
println("Note Off:"); | |
println("Channel:"+channel); | |
println("Pitch:"+pitch); | |
println("Velocity:"+velocity); | |
} | |
} | |
void delay(int time) { | |
int current = millis(); | |
while (millis () < current+time) Thread.yield(); | |
} |
Sign up for free
to join this conversation on GitHub.
Already have an account?
Sign in to comment