week 10 assignment

var x;

var y;

​

var sz;

var dice;

var cl;

​

var speed;  // Movement speed variable

​

function setup() {

  createCanvas(600, 600);    // set canvas size

  background(250);           // set canvas bg color

​

  cl = color(10, 10, 200);   // agent color (blue)

​

  x = width / 2;             // agent x position

  y = height / 2;            // agent y position

​

  sz = 5;                    // agent size

​

  speed = 2;                 // movement speed

}

​

function draw() {

  dice = random(0, 1);

  // Random Walk Algorithm with varied speed and direction

  if (dice < 0.25) {

    // go left

    x -= speed;

  } else if (dice < 0.5) {

    // go right

    x += speed;

  } else if (dice < 0.75) {

    // go up

    y -= speed;

  } else {

    // go down

    y += speed;

  }

​

  // Apply random speed variation

  speed = random(1, 3);

​

  // Draw the agent with a fading trail effect

  noStroke();

  fill(cl, 150);  // Add transparency for fading effect

  circle(x, y, sz);

​

  // Optionally draw some fading trails

  fill(255, 100);

  ellipse(x, y, sz * 2, sz * 2);  // Create a soft trail effect

}

​