let planetNum = 9

//let maxSpeed = 5

let sunMass = 15

let maxMass = sunMass / 3

​

function setup() {

  createCanvas(windowHeight,windowHeight);

​

  planets.push(new Planet(0,width/2,height/2,sunMass,true))

  // planets.push(new Planet(1,width/4,height/2,10,0,2.14,false))

  // planets.push(new Planet(2,(5*width)/8,height/2,5,0,-3,false))

  let planetCount = 0

  for (i = 1; planetCount < planetNum; i++){

    let xCoord = random(0,(windowHeight/2)-(1.5 * sunMass))

    let mass = random(1,maxMass)

    let overlap = false

    for (let o of planets) {

     if (dist(xCoord,windowHeight/2,o.location.x,o.location.y) < mass + o.radius) { 

       overlap = true

     }

    }

      if (overlap == false) {

      planets.push(new Planet(i,xCoord,windowHeight/2,mass,false))

    planetCount += 1

      }

  }

//   planets.push(new Planet(1,438, 634.8799511602067,5.70112304601356,0,0.8855073969757914,false))

//   //planets.push(new Planet(1,438, 634.8799511602067,5.70112304601356,1.5271233409245784,0.8855073969757914,false))

//   planets.push(new Planet(0,windowWidth/2,windowHeight/2,20.38958352861241,0,0,true))

  //console.log(planets)

}

​

function draw() {

  background(10);

  noFill()

  for (let p of planets){

    for (let o of planets){

      if (p.static == false && o.static == true){

        p.gravity(o)

      }   

    }

    p.update()

   p.draw() 

  }

 // noLoop()

  if (keyIsDown(LEFT_ARROW)){

    planets[0].location.x -= 1

  }

  if (keyIsDown(RIGHT_ARROW)){

    planets[0].location.x += 1

  }

  if (keyIsDown(UP_ARROW)){

    planets[0].location.y -= 1

  }

  if (keyIsDown(DOWN_ARROW)){

    planets[0].location.y += 1

  }

}