let y1_noise = 0.1;

​

let x2_noise = 0.02;

let y2_noise = 0.01;

​

let x3_noise = 0.05;

let y3_noise = 0.04;

​

let x1_noise_inc;

let y1_noise_inc;

let x2_noise_inc;

let y2_noise_inc;

let x3_noise_inc;

let y3_noise_inc;

​

function setup() {

  createCanvas(400, 400);

  x1_noise_inc = random(0.1, 0.01);

  y1_noise_inc = random(0.1, 0.01);

  x2_noise_inc = random(0.1, 0.01);

  y2_noise_inc = random(0.1, 0.01);

  x3_noise_inc = random(0.1, 0.01);

  y3_noise_inc = random(0.1, 0.01);

}

​

function draw() {  

  //noLoop();

  // red color

  let x1_location_value = map(noise(x1_noise), 0, 1, 0, width);

  let y1_location_value = map(noise(y1_noise), 0, 1, 0, height);   

  let location_1 = {x:x1_location_value, y:y1_location_value};

  // green color

  let x2_location_value = map(noise(x2_noise), 0, 1, 0, width);

  let y2_location_value = map(noise(y2_noise), 0, 1, 0, height);   

  let location_2 = {x:x2_location_value, y:y2_location_value};

  // blue color

  let x3_location_value = map(noise(x3_noise), 0, 1, 0, width);

  let y3_location_value = map(noise(y3_noise), 0, 1, 0, height);   

  let location_3 = {x:x3_location_value, y:y3_location_value};

  loadPixels();

  for (x = 0; x < width; x++) {

    for (y = 0; y < height; y++) {

      let dist_color_1 = map(dist(x, y, location_1.x, location_1.y), 0, width, 0, 255);   

      let dist_color_2 = map(dist(x, y, location_2.x, location_2.y), 0, width, 0, 255);      

      let dist_color_3 = map(dist(x, y, location_3.x, location_3.y), 0, width, 0, 255);      

​

      set(x, y, color(dist_color_1, dist_color_2, dist_color_3));

    }

  }

  updatePixels();

  noStroke();

  fill(255, 0, 0, 100);

  ellipse(location_1.x, location_1.y, 25, 25);

  fill(0, 255, 0, 100);

  ellipse(location_2.x, location_2.y, 25, 25);

  fill(0, 0, 255, 100);

  ellipse(location_3.x, location_3.y, 25, 25);

  noStroke();  

  x1_noise += x1_noise_inc;

  y1_noise += y1_noise_inc;

  x2_noise += x2_noise_inc;

  y2_noise += y2_noise_inc;

  x3_noise += x2_noise_inc;

  y3_noise += x3_noise_inc;

}