let count = 15; 

​

​

​

function setup() {

  createCanvas(400, 550);

  noLoop(); 

}

​

function draw() {

  background("black");

  noFill()

  stroke("white")

  for(let index = 0; index < count; index += 0.2) {

    let offset = size / 2; 

    let xPosition = map(index, 0, count - 1, 0, width - offset); 

    //let yPosition = map(index, 0, count - 1, 0, height - offset);

    let circlesize = map(index, 0, count, - 500, 90, 50)

    circle(xPosition, 200, circlesize)

  //let lineX1 = map(index, 0, count - 1, 150, 250); 

  //let lineY1 = map(index, 0, count - 1, 100, 100); 

   // circle(lineX1, lineY1, 20);

 // let lineX2 = map(index, 0, count - 1, 400, 300); 

 // let lineY2 = map(index, 0, count - 1, 100, 100); 

   // circle(lineX2, lineY2, 20);

  //circle(100, 200, 40, 50)

  //circle(10, 200, 40, 50)

   // circle(190, 200, 40, 50)

    //console.log(index)

  //  let xPosition = index * size;

  //  let offset = size / 2

  }

}