week8.2

let gSize = 80;

let midLine = 0;

let showRefLines = false;

let sr = 0;

let sg = 0;

let sb = 0;

​

function setup() {

  createCanvas(600, 600);

  background(255);

  noLoop();

  randomSeed(42);

}

​

function draw() {

  background(255);

  angleMode(DEGREES);

​

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

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

      let rot = floor(random(4)) * 90;

​

      let x = i * gSize;

      let y = j * gSize;

​

      push();

      translate(x, y);

      rotate(rot);

      pattern();

      pop();

    }

  }

}

​

function pattern() {

  push();

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

  midLine = gSize / 2;

  noFill();

​

  if (showRefLines) {

    rect(0, 0, gSize, gSize);

    stroke(255, 0, 0);

    line(0, midLine, gSize, midLine);

    line(midLine, 0, midLine, gSize);

  }

​

  strokeWeight(9);

  stroke(sr, sg, sb);

  noFill();

​

  // Custom pattern - Triangle

  beginShape();

  vertex(0, midLine / 2);

  vertex(midLine / 2, gSize);

  vertex(gSize, midLine / 2);

  endShape();

​

  pop();

}

​

function keyPressed() {

  if (key == 'r') {

    draw();

  }

​

  if (key == 's') {

    save('variation.jpg');

  }

​

  if (key == 't') {

    sr = random(0, 255);

    sg = random(0, 255);

    sb = random(0, 255);

    draw();

  }

}

​