let flock = [];

let spin = 0;

​

​

function setup() {

  createCanvas(windowWidth, windowHeight, WEBGL);

  colorMode(HSB, 360, 100, 100, 100);

  background(0);

  let num = height*.2;

  for (let i = 0; i < num; i++){

    flock.push(new Bug());

  }

}

​

function draw() {

  // background(random(10));

  push();

  locX = map(mouseX, 0, width, -width/2, width/2);

  locY = map(mouseY, 0, height, -height/2, height/2);

  translate(locX, locY, 0);

  swarm.push(new TimeCone());

  for(let i = swarm.length - 1; i >= 0; i--){

    let t = swarm[i];

    t.run();

    if (t.ghost()){

      swarm.splice(i, 1);

    }

  }

  pop();

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

    flock[i].run();

    }

  }

​

​

class TimeCone{

  constructor(){

    this.wide = random(height*.03);

    this.high = this.wide*2;

    this.inside = createVector(random(200, 360), random(100), random(100));

    this.outside = random(100,200);

    this.vel = createVector(0, 0, 0);

    this.loc = createVector(0, 0, 0);

    this.ts = random(2)

    this.spin = 0;

    this.a = createVector(random(-0.1,0.1), random(-0.1,0.1), random(-0.1,0.1));

    this.lifespan = 255.0

  }

​

  run(){

    this.update();

    this.display();

  }

  update(){

    // this.a = p5.Vector.random3D();

    // this.a.mult(random(5));

    this.vel.add(this.a);

    this.vel.limit(this.ts);

    this.loc.add(this.vel);

    this.spin += random(0.1)

    this.lifespan -= random(1,3);

  }

  display(){

    push();

    translate(this.loc);

    rotateX(this.spin);

    rotateY(this.spin);

    rotateZ(this.spin);

    fill(this.inside.x, this.inside.y, this.inside.z);

    stroke(this.outside, 100, 100, 10);

    // noStroke();

    cone(this.wide, this.high, 10);

    push();

    translate(0, this.high);

    rotate(PI);

    cone(this.wide, this.high, 10);

    pop();

    pop();

  }

​

  ghost(){

    if (this.lifespan < 0.0){

      return true;

    } else {

      return false;

    }

    }

  }

​

class Bug{

    constructor(){

      this.loc = createVector(0, 0, 0);

      this.vel = createVector(0, 0, 0);

      // this.rad = random(height*0.5);

      this.ts = random(6);

      this.color = random(250,360);

    }

    run(){

      this.update();

      this.display();

    }

    update(){

      this.a = p5.Vector.random3D();

      this.a.mult(random(3));

      this.vel.add(this.a);

      this.vel.limit(this.ts);

      this.loc.add(this.vel);

    }

    display(){

      push();

      fill(random(255))

      // fill(this.color, random(100), random(100));

      noStroke()

      translate(this.loc);

      sphere(random(8,10), 3, 3);

      pop();

    }

  }

​