Wave Motion 01

let circlePos;

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  circlePos = createVector(0, 0);

  background(0);

}

​

function draw() {

  background(0, 20);

  translate(width / 2.0, height / 2.0);

  noStroke();

  fill(31, 127, 255);

  circlePos.x += width / 360.0;

  circlePos.y = sin(radians(frameCount)) * height / 2.0

  if (circlePos.x > width / 2.0) {

    circlePos.x -= width;

  }

  circle(circlePos.x, circlePos.y, width / 100.0);

}