var ampEnv1, ampEnv2;

ampEnv1 = new Tone.AmplitudeEnvelope({

  "attack": 0.01,

  "decay": 0.6,

  "sustain": 1.0,

  "release": 0.9

})

osc1 = new Tone.Oscillator('C2', "triangle")

osc1.connect(ampEnv1).toMaster();

osc1.start();

osc1.volume = 1;

​

ampEnv2 = new Tone.AmplitudeEnvelope({

  "attack": 0.01,

  "decay": 1,

  "sustain": 1.0,

  "release": 0.9

});

osc2 = new Tone.Oscillator("B3", "sine");

osc2.connect(ampEnv2).toMaster();

osc2.start();

osc2.volume = 1;

​

​

var synth = new Tone.Synth({

  "oscillator": {

    "type": "sine"

  },

  "envelope": {

    "attack": 0.2,

    "decay": 0,

    "sustain": 1,

    "release": 0.2

  }

});

​

​

var synth2 = new Tone.MonoSynth({

  "oscillator": {

    "type": "square"

  },

  "envelope": {

    "attack": 0,

    "decay": 0,

    "sustain": 1,

    "release": 0

  },

  "filter": {

    "type": "lowpass",

    "frequency": 100,

    "rolloff": -12,

    "Q": 0.2,

    "gain": 1

  }

});

​

​

var chorus = new Tone.Chorus(4, 2.5, 1);

var delay = new Tone.PingPongDelay("16n", 10);

var feedback = new Tone.FeedbackEffect(0.001);

var effect = new Tone.Effect(0.5);

var gain = new Tone.Gain(1);

var gain2 = new Tone.Gain(0.5);

var phaser = new Tone.Phaser({

    "frequency" : 5,

    "octaves" : 2,

    "baseFrequency" : 400

});

​

​

synth.connect(phaser).connect(chorus).connect(effect).connect(gain);

gain.toMaster();

​

synth2.connect(phaser).connect(gain2);

gain2.toMaster();

​

​

var lfo = new Tone.LFO("16t", 1, 10);

lfo.connect(synth.volume);

lfo.connect(osc1.volume);

lfo.start();

​

var lfo2 = new Tone.LFO("64n",5, 10);

lfo2.connect(osc2.volume);

lfo2.connect(synth2.volume);

lfo2.start();

​

const notes = [

  'C4', 'E4', 'G4', 'B4', 'C5', 'B4', 'G4', 'E4'

];

var index = 0;

Tone.Transport.scheduleRepeat(repeat, "8n");

​

function repeat(time) {

  let note = notes[index % notes.length];

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

  index++;

}

Tone.Transport.bpm.value = 140;

Tone.Transport.start();

​

function setup() {

  createCanvas(400, 400);

  console.log("use keys A S D F to play synth2");

    var osc1Button = createButton("OSC1");

  osc1Button.position(10,100);

  osc1Button.mouseClicked(toggleOSC1);

  var osc2Button = createButton("OSC2");

  osc2Button.position(10+50,100);

  osc2Button.mouseClicked(toggleOSC2);

  var synth1Button = createButton('Bassline');

  synth1Button.position(10+100,100);

  synth1Button.mouseClicked(toggleSynth1);

}

​

function draw() {

  background(220);

}

​

function toggleOSC1(){

    if(osc1.state == "started"){

    osc1.stop();

  } else {

    osc1.start();

  }

}

​

function toggleOSC2(){

if(osc2.state == "started"){

    osc2.stop();

  } else {

    osc2.start();

  }

}

​

function toggleSynth1(){

    if(Tone.Transport.state == "started"){

    Tone.Transport.stop();

    synth1Button.html('Bassline');

  } else {

    Tone.Transport.start();

    synth1Button.html('Stop');

  }

}

​

function keyPressed(){

  if(keyCode==65){//A

    synth2.triggerAttackRelease("B1");

  } else if(keyCode==83){//S

    synth2.triggerAttackRelease("C2");

  } else if(keyCode==68){//D

    synth2.triggerAttackRelease("D2");

  } else if(keyCode==70){//F

    synth2.triggerAttackRelease("E2");

  }

}

​

​