vector function-00

var bug1=[];

//var rr =random(this.location.x)*255;

​

​

​

function setup(){

  createCanvas(windowWidth,windowHeight);

  for(var i =0;i<20000;i++){

  bug1[i] = new Jitter();

  }

}

function draw(){

  background(255,255,255,25);

  for(var i=0;i<bug1.length;i++){

  bug1[i].move();

  bug1[i].display();

  bug1[i].checkEdges();

  }

}

//Jitter class

function Jitter(){

  this.location=new p5.Vector(random(width),random(height));

  this.velocity=new p5.Vector(0,0);

  this.acceleration=new p5.Vector(0,0);

  /*this.x=random(width);

  this.y=random(height);

  this.xspeed=2;

  this.yspeed=-2;*/

  this.diameter=random(5,20);

  this.move=function(){

    this.mouse = new p5.Vector(mouseX,mouseY);

    this.mouse.sub(this.location);

    this.mouse.setMag(0.005);

    this.acceleration=this.mouse; 

    //this.acceleration= p5.Vector.random2D();

    this.location.add(this.velocity);

    this.velocity.add(this.acceleration);

    this.velocity.limit(2);

    //this.x +=this.xspeed;

    //this.y +=this.yspeed;

  }

  this.checkEdges=function(){

    if(this.location.x>width || this.location.x<0){

      this.velocity.x=this.velocity.x*-1;}

    if(this.location.y>height || this.location.y<0){

      this.velocity.y=this.velocity.y*-1;}

  }

  this.display=function(){

    //fill(255,30);

    //stroke(100,30);

    strokeWeight(2);

    point(this.location.x,this.location.y);}

    //ellipse(this.location.x,this.location.y,this.diameter,this.diameter);}

}