let zOff = 0;

let windM = 0.1;

​

let snow = [];

let textures = [];

let mountains = [];

let trees = [];

let ferns = [];

​

let snowToggle,mountainToggle,treeToggle,sunToggle,timeToggle,textToggle,musicToggle;

let showSnow = true;

let showMountain = true;

let showTree = true;

let showSun = true;

let time = true;

let showText = true;

let musicP = true;

​

let myFont;

let music;

​

function getRandomSnowflake(){

  return random(textures);

}

​

function preload(){

  for(let i = 0; i <= 50; i++){

    textures.push(getSnowflake());

  }

  if(windowWidth < 1300){

    trees.push(tree(50));

    trees.push(tree(-50));

  }else if(windowWidth < 1500){

    trees.push(tree(50));

    trees.push(tree(-50));

    trees.push(tree(50));

  }else{

    trees.push(tree(50));

    trees.push(tree(-50));

    trees.push(tree(50));

    trees.push(tree(-50));

  }

  myFont = loadFont("font.otf"); 

  music = loadSound("hell.mp3");

}

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  gravity = createVector(0,0.3);

  for(let i = 0; i < 300; i++){

    snow.push(new Snowflake());

  }

  let mt0 = (generateMountains(375));

  let mt1 = generateMountains(250);

  let mt2 = generateMountains(100);

  mountains.push(saveMountains(mt0,color(56,56,56)));

  mountains.push(saveMountains(mt1,color(80,80,80)));

  mountains.push(saveMountains(mt2,color(128,128,128)));

  //toggles

  snowToggle = createButton("Toggle Snow");

  snowToggle.mouseClicked(toggleSnow);

  snowToggle.size(100,50);

  snowToggle.position(0,height);

  mountainToggle = createButton("Toggle Mountains");

  mountainToggle.mouseClicked(toggleMountain);

  mountainToggle.size(100,50);

  mountainToggle.position(110,height);

  treeToggle = createButton("Toggle Trees");

  treeToggle.mouseClicked(toggleTree);

  treeToggle.size(100,50);

  treeToggle.position(220,height);

  sunToggle = createButton("Toggle Day");

  sunToggle.mouseClicked(toggleSun);

  sunToggle.size(100,50);

  sunToggle.position(330,height);

  timeToggle = createButton("Toggle Time");

  timeToggle.mouseClicked(toggleTime);

  timeToggle.size(100,50);

  timeToggle.position(440,height);

  textToggle = createButton("Toggle Text");

  textToggle.mouseClicked(toggleText);

  textToggle.size(100,50);

  textToggle.position(550,height);

  musicToggle = createButton("Toggle Music");

  musicToggle.mouseClicked(toggleMusic);

  musicToggle.size(100,50);

  musicToggle.position(660,height);

}

​

function toggleMusic(){

  if(musicP){

    musicP = false;

  }else{

    musicP = true;

  }

}

​

function toggleText(){

  if(showText){

    showText = false;

  }else{

    showText = true;

  }

}

​

function toggleSnow(){

  if(showSnow){

    showSnow = false;

  }else{

    showSnow = true;

  }

}

​

function toggleMountain(){

  if(showMountain){

    showMountain = false;

  }else{

    showMountain = true;

  }

}

​

function toggleTree(){

  if(showTree){

    showTree = false;

  }else{

    showTree = true;

  }

}

​

function toggleSun(){

  if(showSun){

    showSun = false;

  }else{

    showSun = true;

  }

}

​

function toggleTime(){

  if(time){

    noLoop();

    time = false;

  }else{

    loop();

    time = true;

  }

}

​

function draw() {

  background(0,0,0);

  if(musicP){

    if(!(music.isPlaying())){

      music.play();

    }

  }else{

    music.stop();

  }

  if(showSun){

    dayCycle();

  }

  let layer1 = [];

  let layer2 = [];

  let layer3 = [];

  if(showSnow){

    for(let flake of snow){

      flake.checkEdge();

    }

​

    for(let flake of snow){

      if(flake.r <= 5){

        layer1.push(flake);

      } else if(flake.r > 5 && flake.r <= 10){

        layer2.push(flake);

      }else{

        layer3.push(flake)

      }

    }

  }

  if(showMountain){

    image(mountains[0],0,0);

  }

  if(showSnow){

    for(let flake of layer1){

       let xOff = flake.pos.x / width;

       let yOff = flake.pos.y / height;

       let wAngle = noise(xOff,yOff,zOff) * TWO_PI

       let wind = p5.Vector.fromAngle(wAngle);

       wind.mult(windM);

​

       flake.applyForce(gravity);

       flake.applyForce(wind);

       flake.update();

       flake.draw();

    }

  }

  if(showMountain){

    image(mountains[1],0,0);

  }

  if(showSnow){

    for(let flake of layer2){

       let xOff = flake.pos.x / width;

       let yOff = flake.pos.y / height;

       let wAngle = noise(xOff,yOff,zOff) * TWO_PI

       let wind = p5.Vector.fromAngle(wAngle);

       wind.mult(windM);

​

       flake.applyForce(gravity);

       flake.applyForce(wind);

       flake.update();

       flake.draw();

    }

  }

  if(showMountain){

    image(mountains[2],0,0);

  }

  if(showTree){

    for(let t of trees){

      image(t,0,0);

    }

  }

  //image(drawFern,0,0);

  if(showSnow){

    for(let flake of layer3){

       let xOff = flake.pos.x / width;

       let yOff = flake.pos.y / height;

       let wAngle = noise(xOff,yOff,zOff) * TWO_PI

       let wind = p5.Vector.fromAngle(wAngle);

       wind.mult(windM);

​

       flake.applyForce(gravity);

       flake.applyForce(wind);

       flake.update();

       flake.draw();

    }

  }

  zOff += 0.05;

  if(showText){

    push();

    noStroke();

    fill(179,0,12);

    textFont(myFont);

    textAlign(CENTER);

    textSize(60);

    text("You are my everything",width/2,50);

    textSize(45);

    text("I will never stop loving you Lids",width/2,90);

    pop();

  }

  // let fps = frameRate();

  // fps = floor(fps);

  // text(fps,20,20);

}