let latestData = "waiting for data";

let ledBrightness = 0;

​

let mic;

let analyzer;

​

let sampler = new Tone.Sampler({

    "A4": "samples/violin/A4.mp3"

  // "C4": "samples/violin/C4.mp3"

});

​

sampler.envelope = {

  attack: 0.2,

  decay: 0.5,

  sustain: 0.5,

  release: 0.1

}

sampler.toMaster();

​

var vibrato = new Tone.Vibrato({

maxDelay : 0.005 ,

frequency : 5 ,

depth : 0.1

}).toMaster();

​

sampler.connect(vibrato);

​

// var pingPong = new Tone.PingPongDelay("1n", 0.05).toMaster();

// sampler.connect(pingPong);

​

// var distortion = new Tone.Distortion(0.5).toMaster();

// sampler.connect(distortion);

​

​

// let radius = 200;

// let radiusStep = 0.25;

// let radiusDirection = 1

​

//pixel parameter

let redratio = 0.3;

let greenratio = 0.3;

let blueratio = 0.8;

let colorDirection = 1;

​

​

// soundplay 

let song;

let rainsound;

let pianosound;

​

let rainPlay = 0;

let pianoPlay = 0;

let violinPlay = 0;

let touch1Play = 0;

let finalReady = 0;

let finalPlay = 0;

​

// sun

var n = 12,

      r = 100,

      l = 0,

      k = 0,

      m = 0,

      t=0;

​

// flower song

let angle = 0;

let flowerLen = 20;

let flowerWid = 10;

​

let theme = 1;

​

​

function preload() {

  song = loadSound('finalmusic.mp3');

  rainsound = loadSound('rain.mp3');

  pianosound = loadSound('piano.wav');

​

}

​

function keyPressed() {

  let pitch; 

  if(key == '1'){

    pitch = "A4";

​

  }

  else if(key == '2'){

    pitch = "B4";

  }

  else if(key == '3'){

    pitch = "C5";

  }

  else if(key == '4'){

    pitch = "D5";

  }

  else if(key == '5'){

    pitch = "E5";

  }

  else if(key == '6'){

    pitch = "F5";

  }

  else if(key == '7'){

    pitch = "G5";

  }

  else if(key == '8'){

    pitch = "A5";

  }

  else if(key == '9'){

    pitch = "B5";

  }

  else if(key == '0'){

    pitch = "C6";

  }

​

  if(pitch && sampler.loaded){

​

    // Sampler will repitch the closest sample

    sampler.triggerAttack(pitch);

  }

​

}

​

function keyReleased() {

  sampler.triggerRelease();

}

var drops = [];

​

​

​

​

function setup() {

  createCanvas(800, 600);

  pixelDensity(1);

​

  serial = new p5.SerialPort();

​

  serial.list();

  serial.open("COM8");  // change it to match your arduino serial port name

  serial.on("connected", serverConnected);

  serial.on("list", gotList);

  serial.on("data", gotData);

  serial.on("error", gotError);

  serial.on("open", gotOpen);

  serial.on("close", gotClose);

  analyzer = new Tone.Waveform(256);

  sampler.connect(analyzer);

​

    for (var i = 0; i < 50; i++) {

     drops.push(new Drop());

  }

  // l system

  fractTree= new Lsystem(radians(25))

  createP("X");

  fractTree.turtle();

  // var button = createButton("generate");

  // button.mousePressed(generate);

  song.addCue(4,extendFlower);

  song.addCue(5,shrinkFlower);

  song.addCue(7,extendFlower);

  song.addCue(8,extendFlower2);

  song.addCue(13,shrinkFlower);

  song.addCue(13,shrinkFlower2);

  song.addCue(16,extendFlower);

  song.addCue(16,shrinkFlower);

  song.addCue(17,extendFlower);

  song.addCue(18,extendFlower);

  song.addCue(18,extendFlower2);

  song.addCue(25,changeTheme);

  song.addCue(70,changeTheme);

  song.addCue(74,extendFlower);

  song.addCue(75,shrinkFlower);

  song.addCue(77,extendFlower);

  song.addCue(78,extendFlower2);

  song.addCue(83,shrinkFlower);

  song.addCue(83,shrinkFlower2);

  song.addCue(86,extendFlower);

  song.addCue(86,shrinkFlower);

  song.addCue(87,extendFlower);

  song.addCue(88,extendFlower);

  song.addCue(88,extendFlower2);

​

}

​

function serverConnected() {

  print("Connected to Server");

}

​

function gotList(thelist) {

  print("List of Serial Ports:");

​

  for (let i = 0; i < thelist.length; i++) {

    print(i + " " + thelist[i]);

  }

}

​

function gotOpen() {

  print("Serial Port is Open");

}

​

function gotClose() {

  print("Serial Port is Closed");

  latestData = "Serial Port is Closed";

}

​

function gotError(theerror) {

  print(theerror);

}

​

function gotData() {

  let currentString = serial.readLine();

  trim(currentString);

  if (!currentString) return;

  console.log(currentString);

  latestData = currentString;

  let pitch;

  if(currentString.slice(0,1) == "D"){

      let distance = int(currentString.substring(2));

​

      if (distance < 5){

        pitch = "G5";

      }

      else if (distance <10){

        pitch = "F5";

      } else {

        violinPlay = 0;

      }

      if(pitch && sampler.loaded){

        if(violinPlay == 0 && finalReady == 0){

          sampler.triggerAttack(pitch);

          violinPlay = 1;

        }

      } 

  } else if (currentString.slice(0,2) == "T1") {

    let touch1 = int(currentString.substring(3))

    print(touch1)

    if (touch1 < 10 && touch1Play ==0){

      pitch = "A4";

      touch1Play = 1;

    } else if (touch1 > 20){

      touch1Play = 0;

    }

    if(pitch && sampler.loaded){

        if (finalReady == 0){

          sampler.triggerAttack(pitch);

        }

      }

  } else if (currentString.slice(0,1) == "M") {

    let moisture = int(currentString.substring(2))

    if (moisture < 1600 && rainPlay == 0) {

      if (finalReady == 0){

        rainsound.play();

        rainPlay = 1;

      }

    }  

  } else if (currentString.slice(0,2) == "T2") {

    let touch2= int(currentString.substring(3))

    print(touch2)

    if (touch2 < 15){

      finalReady = 1;

      print("ready!!!!!!!!!!!!!!!!!!!")

    }

  }

    else if (currentString.slice(0,1) == "L") {

    let light = int(currentString.substring(2));

    if (light == 0 && pianoPlay == 0) {

      if (finalReady == 0){

        pianosound.play();

        pianoPlay = 1;

      }

    } else if (light != 0){

      pianoPlay = 0;

    }

  }

  else if (currentString.slice(0,2) == "T3") {

    let touch3= int(currentString.substring(3))

    print(touch3)

    if (touch3 < 15 && finalReady == 1){

      print("play!!!!!!")

      if (finalPlay == 0) {

         song.play();

      }

      finalPlay = 1;

    }

  }

​

}

function extendFlower(){

  flowerLen += 10;

}

function extendFlower2(){

  flowerWid += 10;

}

​

function shrinkFlower(){

  flowerLen -= 10;

}

function shrinkFlower2() {

  flowerWid -=10;

}

​

function changeTheme(){

  if (theme == 1){

    theme =2;

  } else if (theme==2){

    theme = 1;  

  }

}

function draw() {

  background(0);

​

  loadPixels();

  for (var y = 0; y < height; y++) {

    for (var x = 0; x < width; x++) {

      var index = (x + y * width) * 4;

      pixels[index + 0] = x*redratio;

      pixels[index + 1] = y*greenratio;

      pixels[index + 2] = y*blueratio;

      pixels[index + 3] = 255;

    }

  }

  updatePixels();

  if (blueratio <= 0){

    colorDirection *= -1

  } else if (blueratio >= 0.8) {

    colorDirection *= -1

  }

  blueratio += colorDirection * 0.005

  if (finalPlay == 0){

    let waveform = analyzer.getValue();

    strokeWeight(2);

    noFill();

    stroke(255);

    beginShape();

    for (let i = 0; i < waveform.length; i++) {

      let x = map(i, 0, waveform.length, 0, width);

      let y = map(waveform[i], -1, 1, 600, 0);

      vertex(x, y);

    }

​

    endShape();

    // rain drop

    if(rainsound.isPlaying()){

      for (var i = 0; i < drops.length; i = i + 1) {

        drops[i].show();

        drops[i].fall();

        drops[i].puddle();

        drops[i].reset();

      }

    }

    if(pianosound.isPlaying()) { //sun

      if (m < 90) {

     m += 12;  

    // fill(0);

   } else {

        m = 0;

        if (k < n-1) k++;

        else k = 0;

       noFill();

    } 

    strokeWeight(6);

    translate(width / 2, height / 4);

    rotate(radians(t+=0.05));

    ellipse(0,0,100,100)

    for (let i = 0; i < n; i++) {

         let ang = i * 360 / n;

         let x = (r + ((k == i) ? l = 5 * sin(radians(m)) : 5)) * cos(radians(ang));

         let y = (r + ((k == i) ? l = 5 * sin(radians(m)) : 5)) * sin(radians(ang));

         push();

         translate(x, y);

         rotate(radians(ang));

         line(0, 0, 35, 0);

         pop();

      }

    }

  } else if (finalPlay == 1){

​

    // draw flower

    switch (theme) {

      case 1:

        for (let j = 0; j < width*1.2; j += 100){

          for (let k = 0; k < height*1.2; k+=100) {

            push()

            translate(j,k)

            rotate(angle)

            for (let i = 0; i < 10; i ++) {

              ellipse(0,15, flowerWid, flowerLen);

              rotate(PI/5);

            }

​

            pop()

          }

        }

        angle += 0.05;

​

        break;

      case 2:

        fractTree.drawL = (fractTree.drawL+1)%21

        if(fractTree.drawL == 20 && fractTree.drawLimit < 4){

          print("generate!!!!!!!!!!!!!!!")

          fractTree.generate();

          fractTree.drawLimit += 1;

​

​

​

        } else if (fractTree.drawLimit >= 50){

          fractTree.resetL()

        } else if (fractTree.drawLimit >= 4) {

          fractTree.drawLimit += 1;

        }

​

        fractTree.turtle();

​

​

  }

    }

}

​

​

​

​

​

/*****arduino code

​

#include <analogWrite.h>

​

const int ledPin = 13; // the pin that the LED is attached to

byte incomingBytes[2];      // a variable to read incoming serial data into

​

void setup() {

  // initialize serial communication:

  Serial.begin(9600);

  // initialize the LED pin as an output:

  pinMode(ledPin, OUTPUT);

  analogWriteResolution(ledPin, 12);

​

}

​

void loop() {

​

  // see if there's incoming serial data:

  if (Serial.available() > 0) {

    // read the oldest byte in the serial buffer:

    Serial.readBytes(incomingBytes,2);

    Serial.print("arduino received: ");

    Serial.print(incomingBytes[0]);

    Serial.print(", ");

    Serial.println(incomingBytes[1]);

    if(incomingBytes[0] == 'L'){

      analogWrite(ledPin,incomingBytes[1]);

    }

  }

}

​

*/