let velocity; 

let acceleration; 

let topspeed = 5;

​

function setup() {

    createCanvas(800, 200);

    agent = createVector(0, 0);

    velocity = createVector(0, 10);

    acceleration = createVector();

}

​

function draw() {

    background(2, 6, 23);

​

    let centerPos = createVector(width / 2, height / 2);

    let direction = p5.Vector.sub(centerPos, agent);

​

    acceleration = direction.setMag(0.2);

    velocity.add(acceleration);

    velocity.limit(topspeed);

    agent.add(velocity);

​

    fill(255, 100, 100);

    ellipse(agent.x, agent.y, 20, 20);

}