homework 10

let dice = 0;

let x = 0;

let y = 0;

let prex = 0;

let prey = 0;

​

let gap = 50;

let strW = 1; // Initial stroke weight

let colorChange = 0; // Color cycling variable

let alphaChange = 180; // Transparency variable

​

function setup() {

  createCanvas(windowWidth, windowHeight);

  background(0); // Set a black background

}

​

function draw() {

  // Assign previous coordinates

  prex = x;

  prey = y;

​

  // Generate random dice value

  dice = random(0, 4);

​

  // 25% chance to move left

  if (dice < 1.0) {

    x -= gap;

  }

  // 25% chance to move right

  else if (dice < 2.0) {

    x += gap;

  }

  // 25% chance to move up

  else if (dice < 3.0) {

    y -= gap;

  }

  // 25% chance to move down

  else if (dice < 4.0) {

    y += gap;

  }

​

  x = constrain(x, -width / 2, width / 2);

  y = constrain(y, -height / 2, height / 2);

​

  strW = map(sin(frameCount * 0.05), -1, 1, 1, 5);

​

  colorChange = map(sin(frameCount * 0.01), -1, 1, 0, 255);

​

  alphaChange = map(cos(frameCount * 0.03), -1, 1, 100, 255);

​

  gap = map(sin(frameCount * 0.02), -1, 1, 30, 70);

​

  push();

  translate(width / 2, height / 2); // Center the drawing

  strokeWeight(strW);

  stroke(255 - colorChange, colorChange, 150, alphaChange); 

  line(prex, prey, x, y); // Draw the line

  pop();

}

​