loop review + adding random

  3/30/2022

*/

​

function setup() {

  createCanvas(600, 400);

}

​

function draw() {

  background(220);

​

  /*

    for loop -- 

      initial condition, number to start counting

      ending condition, when to stop the loop

      increment condition, step we count by

  */

​

  noStroke();

  let y = 200 + random(-50, 50);

  for (let x = 0; x <= width; x += 80) {

    let r = random(100);

    let g = random(200, 255);

    let b = random(200);

    fill(r, g, b);

​

    let s = random(100, 150);

    y += random(-50, 50);

​

    ellipse(x, y, s); // face

    r += random(100, 200);

    fill(r, g, b);

    // eyes

    ellipse(x + random(20, 60), y - 20, s / 4);

    ellipse(x - 20, y - 20, s / 4);

    // mouth

    rect(x, y + 30, s / 4, s / 8, s / 16);

  }

​

  noLoop();

​

  console.log(random(1));

  console.log(random(100));

  console.log(round(random(200, 255)));

  console.log(random(-10));

  console.log(random(-10, 10));

  console.log(random(["blue", "green", "red"]));

}

​