Tone.Transport.bpm.value = 180;

​

// Passamezzo moderno

//1)I    IV   I    V 

//2)I    IV  I–V   I 

​

//C F C G  | C  F C–G C

​

var C_chord = ["C3", "E3", "G3", "C4"];

var F_chord = ["F2", "C3", "F3", "A3"];

var G_chord = ["G2", "D3", "G3", "B3"];

​

​

var arpeggio = new Tone.Pattern(function(time, chord) {

  synth.triggerAttackRelease(chord, "8n", time);

});

arpeggio.values = F_chord;

​

var pianoPart = new Tone.Part(function(time, chord) {

  arpeggio.values = chord;

}, [

  ["0:0", C_chord],

  ["1:0", F_chord],

  ["2:0", C_chord],

  ["3:0", G_chord],

  ["4:0", C_chord],

  ["5:0", F_chord],

  ["6:0", C_chord],

  ["7:0", G_chord],

  ["8:0", C_chord]

]).start();

​

pianoPart.loop = true;

pianoPart.loopEnd = "4m";

​

function keyPressed(){

  if(key == '1'){

    //cycles upward

    arpeggio.pattern = "up";

  }

  else if(key == '2'){

    //cycles downward

    arpeggio.pattern = "down";

  }

  else if(key == '3'){

    //cycles up then and down

    arpeggio.pattern = "upDown";

  }

  else if(key == '4'){

    //cycles down then up

    arpeggio.pattern = "downUp";

  }

  else if(key =="5"){

    //jump up two and down one

    arpeggio.pattern = "alternateUp";

  }

  else if(key =="6"){

    //jump down two and up one

    arpeggio.pattern = "alternateDown";

  }

  else if(key == '7'){

    //randomly select an index

    arpeggio.pattern = "random";

  }

  else if(key =="8"){

    //randomly moves one index away from the current position

    arpeggio.pattern = "randomWalk";

  }

  else if(key =="9"){

    //randomly select an index without repeating until all values have been chosen

    arpeggio.pattern = "randomOnce";

  }

}

​

function setup() {

  Tone.Transport.start();

  pianoPart.start();

  arpeggio.start();

​

}

​

function draw() {

​

}