esra.yuceturk.tiling

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let size = 100;

let numbsize = 20;

function setup() {

    createCanvas(600, 600);

    noLoop();

}

​

function draw() {

    background(250);

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

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

            let x = i * size;

            let y = j * size;

            strokeWeight(3);

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            let coin = random(0, 10);

            if (coin > 5) { // Diagonal lines

                line(x, y, x + size, y + size);

            } else { // Cross lines

                line(x, y, x + size, y + size);

                line(x + size, y, x, y + size);

            }

        }

    }

}

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function keyPressed() {

    if (key == 't') {

        numbsize = round(random(5, 100));

        size = 120 - numbsize;

    }

  draw();

}

​