var synth;

var note1 = "";

var note2 = "";

var note3 = "";

var note5 = "";

var buttonCstate = true;

var buttonDstate = false;

var buttonEstate = false;

var buttonFstate = false;

var buttonGstate = false;

var buttonAstate = false;

var buttonBstate = false;

​

// var q = 5;

​

synth = new Tone.PolySynth({

  "volume": -10,

  "envelope": {

    "attack": 0.5,

    "decay": 0,

    "sustain": 0.3,

    "release": 0.5,

    }

}).toMaster();

​

synth.set({"oscillator": {

          "type": "sine" 

      //     },

      // "filter": {

      // "Q": q, //resonance at the cutoff frequency

      // "frequency": 200,  //not affecting?   vs Tone.filter? 

      // "type": "lowpass",

      // "rolloff": -24

        }

})

​

Tone.Transport.bpm.value = 100;

// Tone.Transport.bpm = bpmValue.value();

​

//TRIAL INTERACT

synthScale = ["","","","C2","C3","C4"];

​

// major C scale

// synthScale = ["C2", "E2", "G2", "A2",

//   "C3", "D3", "E3", "G3", "A3", "B3",

//   "C4", "D4", "E4", "G4", "A4", "B4","","",""

// ];

​

// main melody

var synthLoop1 = new Tone.Event(loopCallback1);

synthLoop1.loop = true;

synthLoop1.loopEnd = "4t";

​

function loopCallback1(time){

    // synth.triggerAttackRelease("C2","8n", time, 1);

  pos = floor(random(synthScale.length));

  note = synthScale[pos];

  var timey1 = ["16n", "8n", "16n", "4n"][floor(random(4))];

  synth.triggerAttackRelease(note, timey1, time, 1.5);

    note1 = note;

}

​

// secondary filler note

var synthLoop2 = new Tone.Event(loopCallback2);

// var timey = ["4t","8n"][floor(random(2))];

​

synthLoop2.loop = true;

synthLoop2.loopEnd = "8t";

​

function loopCallback2(time){

    // synth.triggerAttackRelease("C2","8n", time, 1);

  pos = floor(random(3,synthScale.length));

  note = synthScale[pos];

  synth.triggerAttackRelease(note, "8n", time, 0.4);

  note2 = note;

}

​

// harmony

var synthLoop3 = new Tone.Event(loopCallback3);

synthLoop3.loop = true;

synthLoop3.loopEnd = "4n";

​

function loopCallback3(time){

    // synth.triggerAttackRelease("C2","8n", time, 1);

  pos = floor(random(0,synthScale.length-3));

  note = synthScale[pos];

  var fifth = Tone.Frequency(note).transpose(7);

  // var fourth = Tone.Frequency(note).transpose(5);

  // var second = Tone.Frequency(note).transpose(2);

    var timey2 = ["32n", "32n", "4n"][floor(random(3))];

  synth.triggerAttackRelease(note, timey2, time, 0.4);

  synth.triggerAttackRelease(fifth, timey2, time, 0.2);

  note3 = note;

  note5 = fifth.toNote();

}

​

function setup(){

  createCanvas(400,400);

  // bpmValue = createSlider(60,140,120,5);

  Tone.Transport.start();

  synthLoop1.start(6);//6

  synthLoop2.start(2);//2

  synthLoop3.start(0);//0

  textSize(30);

  buttonC = createButton("C");    

  buttonC.position(40, 20);

  buttonC.mousePressed(addCtoArray);

  buttonD = createButton("D");    

  buttonD.position(90, 20);

  buttonD.mousePressed(addDtoArray);

  buttonE = createButton("E");    

  buttonE.position(140, 20);

  buttonE.mousePressed(addEtoArray);

​

  buttonF = createButton("F");    

  buttonF.position(190, 20);

  buttonF.mousePressed(addFtoArray);

​

  buttonG = createButton("G");    

  buttonG.position(240, 20);

  buttonG.mousePressed(addGtoArray);

  buttonA = createButton("A");    

  buttonA.position(290, 20);

  buttonA.mousePressed(addAtoArray);

​

  buttonB = createButton("B");    

  buttonB.position(340, 20);

  buttonB.mousePressed(addBtoArray);

}

​

function draw(){

  background(150);

  text(note1,100,100);

  text(note2,100,200);

  text(note3,100,300);

  text(note5,200,300);

  for(var s=3;s<synthScale.length;s+=3){

    push();

    textSize(10);

    text(synthScale[s],s*50/3-15, 375);

    pop();

  }

  console.log(synthScale);

  // console.log(bpmValue.value());  

  // synth.envelope.attack = map(mouseX, 0, height, 0,1);

  // synth.set.filter.Q = map(mouseY, 0, width, 0, 10);

}

​

function addCtoArray(){

  if(buttonCstate==false){

    synthScale.push("C2");

    synthScale.push("C3");

    synthScale.push("C4");

    buttonCstate = true;

  } else if(buttonCstate==true && synthScale.length>6){

    let i = synthScale.indexOf("C2");

    let j = synthScale.indexOf("C3");

    let k = synthScale.indexOf("C4");

    synthScale.splice(k,1);

    synthScale.splice(j,1);

    synthScale.splice(i,1);

    buttonCstate = false;

  }

}

​

function addDtoArray(){

    if(buttonDstate==false){

    synthScale.push("D2");

    synthScale.push("D3");

    synthScale.push("D4");

    buttonDstate = true;

  } else if(buttonDstate==true && synthScale.length>6){

    let i = synthScale.indexOf("D2");

    let j = synthScale.indexOf("D3");

    let k = synthScale.indexOf("D4");

    synthScale.splice(k,1);

    synthScale.splice(j,1);

    synthScale.splice(i,1);

    buttonDstate = false;

  }

}

​

function addEtoArray(){

    if(buttonEstate==false){

    synthScale.push("E2");

    synthScale.push("E3");

    synthScale.push("E4");

    buttonEstate = true;

  } else if(buttonEstate==true && synthScale.length>6){

    let i = synthScale.indexOf("E2");

    let j = synthScale.indexOf("E3");

    let k = synthScale.indexOf("E4");

    synthScale.splice(k,1);

    synthScale.splice(j,1);

    synthScale.splice(i,1);

    buttonEstate = false;

  }

}

​

function addFtoArray(){

    if(buttonFstate==false){

    synthScale.push("F2");

    synthScale.push("F3");

    synthScale.push("F4");

    buttonFstate = true;

  } else if(buttonFstate==true && synthScale.length>6){

    let i = synthScale.indexOf("F2");

    let j = synthScale.indexOf("F3");

    let k = synthScale.indexOf("F4");

    synthScale.splice(k,1);

    synthScale.splice(j,1);

    synthScale.splice(i,1);

    buttonFstate = false;

  }

}

​

function addGtoArray(){

    if(buttonGstate==false){

    synthScale.push("G2");

    synthScale.push("G3");

    synthScale.push("G4");

    buttonGstate = true;

  } else if(buttonGstate==true && synthScale.length>6){

    let i = synthScale.indexOf("G2");

    let j = synthScale.indexOf("G3");

    let k = synthScale.indexOf("G4");

    synthScale.splice(k,1);

    synthScale.splice(j,1);

    synthScale.splice(i,1);

    buttonGstate = false;

  }

}

​

function addAtoArray(){

    if(buttonAstate==false){

    synthScale.push("A2");

    synthScale.push("A3");

    synthScale.push("A4");

    buttonAstate = true;

  } else if(buttonAstate==true && synthScale.length>6){

    let i = synthScale.indexOf("A2");

    let j = synthScale.indexOf("A3");

    let k = synthScale.indexOf("A4");

    synthScale.splice(k,1);

    synthScale.splice(j,1);

    synthScale.splice(i,1);

    buttonAstate = false;

  }

}

​

function addBtoArray(){

    if(buttonBstate==false){

    synthScale.push("B2");

    synthScale.push("B3");

    synthScale.push("B4");

    buttonBstate = true;

  } else if(buttonBstate==true && synthScale.length>6){

    let i = synthScale.indexOf("B2");

    let j = synthScale.indexOf("B3");

    let k = synthScale.indexOf("B4");

    synthScale.splice(k,1);

    synthScale.splice(j,1);

    synthScale.splice(i,1);

    buttonBstate = false;

  }

}

​

​