randomWalkLinesBW

let x;

let y;

let lineAnzahl = 777;

let col;

let k = 0;

​

​

function setup() {

  createCanvas(900, 600);

  x = width / 2;

  y = height / 2;

  col = random(50,255);

  background(0);

}

​

function draw() {

  if (k < lineAnzahl) {

  let nextX = x + random(-100, 100);

  let nextY = y + random(-50, 50);

  nextX = constrain(nextX, 0, width);

  nextY = constrain(nextY, 0, height);

​

  col += random(-10, 10);

  col = constrain(col, 50, 255);

​

  stroke(col);

  strokeWeight(random(2));

  line(x, y, nextX, nextY);

​

  x = nextX;

  y = nextY;

  k++;

  } else {

    noLoop();

  }

​

}