​

function setup() {

  createCanvas(400, 400);

  bgColor = color(207, 255, 255);

}

​

function draw() {

  background(bgColor);

​

  // Calculate color values based on mouse position

  let r = map(mouseX, 0, width, 0, 255);

  let g = map(mouseY, 0, height, 0, 255);

  let b = map(mouseX + mouseY, 0, width + height, 0, 255);

​

  // Draw moving circles

  noStroke();

  fill(r, g, b);

  ellipse(mouseX, mouseY, 50, 50);

  ellipse(width - mouseX, height - mouseY, 50, 50);

​

  // Draw lines connecting the circles

  stroke(r, g, b);

  line(mouseX, mouseY, width - mouseX, height - mouseY);

}

​