week08homework

let gSize = 80;

let showRefLines = false;

​

function setup() {

  createCanvas(600, 600);

  background(255);

  noLoop();

}

​

function draw() {

  background(255);

  angleMode(DEGREES);

​

  for (let i = 0; i < 8; i++)

    for (let j = 0; j < 8; j++) {

      let [x, y, rot] = [i * gSize, j * gSize, floor(random(4)) * 90];

      push(), translate(x, y), rotate(rot), drawCustomPattern(), pop();

    }

}

​

function drawCustomPattern() {

  push(), translate(-gSize / 2, -gSize / 2);

​

  if (showRefLines) drawReferenceLines();

​

  strokeWeight(9);

  stroke(color(random(255), random(255), random(255)));

  noFill();

​

  // Draw custom pattern

  drawTriangle(0, gSize / 2, gSize / 2, 0, gSize, gSize / 2);

  drawTriangle(0, gSize / 2, gSize / 4, gSize, gSize / 2, gSize);

  pop();

}

​

function drawReferenceLines() {

  // Draw reference lines

  rect(0, 0, gSize, gSize);

  stroke(255, 0, 0);

  line(0, gSize / 2, gSize, gSize / 2);

  line(gSize / 2, 0, gSize / 2, gSize);

}

​

function drawTriangle(...points) {

  beginShape();

  for (let i = 0; i < points.length; i += 2) vertex(points[i], points[i + 1]);

  endShape();

}

​

function keyPressed() {

  if (key == 'r') draw();

  if (key == 's') save('test.jpg');

}