script.js

let bird;
let gravity;
let pipes = [];

let birdSize;
let birdRadius;
let tickCount = 0;
let ticksPerFrame = 1;
let score = 0;

const speedLabel = document.getElementById("speedLabel");
const scoreLabel = document.getElementById("scoreLabel");
const fitnessLabel = document.getElementById("fitnessLabel");

function setup() {
    createCanvas(innerWidth, innerHeight);
    birdSize = height / 16;
    birdRadius = birdSize / 2;
    gravity = birdSize / 64;
    bird = new Bird();
}

function draw() {
    for (let i = 0; i < ticksPerFrame; i++) {
        for (let i = pipes.length - 1; i >= 0; i--) {
            const pipe = pipes[i];
            pipe.update();
            if (pipe.x < -pipe.width) {
                pipes.splice(i, 1);
                score++;
            }
        }

        if (tickCount % 50 == 0) {
            pipes.push(new Pipe());
        }

        if (pipes.length !== 0) {
            const incomingPipe =
                bird.x - birdRadius < pipes[0].x + pipes[0].width ? pipes[0] : pipes[1];
            if (bird.outsideBounds() || bird.collidesWith(incomingPipe)) {
                reset();
                break;
            }
        }

        bird.update();
        tickCount += 1;
    }

    background(10);
    pipes.forEach((pipe) => {
        pipe.draw();
    });
    bird.draw();

    speedLabel.textContent = `${ticksPerFrame}x`;
    scoreLabel.textContent = `Score: ${score}`;
    fitnessLabel.textContent = `Fitness: ${tickCount}`;
}

function reset() {
    pipes = [];
    tickCount = 0;
    bird = new Bird();
    score = 0;
}

function keyPressed() {
    if (key == " ") {
        bird.jump();
    }
}

function mousePressed() {
    bird.jump();
}