week10 - Autonomous Agent Homework

var xpos = 0;

var ypos = 0;

​

var dice;

var cl;

​

var r;

var g;

var b;

​

var speedX;

var speedY;

var trailLength = 100;

var trail = [];

​

function setup() {

  createCanvas(800, 800);

  background(250);

​

  xpos = width / 2;

  ypos = height / 2;

  cl = "#fefefe";

  r = 0;

  g = 0;

  b = 0;

​

  speedX = random(-2, 2);

  speedY = random(-2, 2);

​

  background(10);

}

​

function draw() {

  for (var i = 0; i < 25; i++) {

    walker();  

  }

  drawTrail();

}

​

function walker() {

  // Autonomous agent logic with random movement

  dice = random(0, 1);

​

  // Movement direction and speed are now more variable

  if (dice < 0.25) {

    speedX = random(-3, -1);

  } else if (dice < 0.5) {

    speedX = random(1, 3);

  } else if (dice < 0.75) {

    speedY = random(-3, -1);

  } else if (dice < 1) {

    speedY = random(1, 3);

  }

​

  // Move the agent

  xpos += speedX;

  ypos += speedY;

​

  // Wrap-around effect if the agent goes off-screen

  if (xpos > width) xpos = 0;

  if (xpos < 0) xpos = width;

  if (ypos > height) ypos = 0;

  if (ypos < 0) ypos = height;

​

  // Randomize color with smoother transitions

  r += random(-5, 5);

  g += random(-5, 5);

  b += random(-5, 5);

​

  r = constrain(r, 0, 255);

  g = constrain(g, 0, 255);

  b = constrain(b, 0, 255);

​

  fill(r, g, b, 155);

  noStroke();

  circle(xpos, ypos, abs(sin(frameCount * 0.01) * 20));

​

  // Store the agent's position for drawing a trail

  trail.push(createVector(xpos, ypos));

​

  // Limit the trail length

  if (trail.length > trailLength) {

    trail.shift();

  }

}

​

function drawTrail() {

  // Draw the trail as fading circles

  noFill();

  stroke(r, g, b, 100);

  strokeWeight(2);

  beginShape();

  for (var i = 0; i < trail.length; i++) {

    var pos = trail[i];

    var alpha = map(i, 0, trail.length, 255, 0);

    stroke(r, g, b, alpha);

    ellipse(pos.x, pos.y, i * 0.5);

  }

  endShape();

}

​

function keyPressed() {

  if (key == 's') {

    saveCanvas();

  }

}

​