Create game.js
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David Hain
GitHub
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1 changed files with 463 additions and 0 deletions
463
frontend/public/game.js
Normal file
463
frontend/public/game.js
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (Object.prototype.hasOwnProperty.call(b, p)) d[p] = b[p]; };
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return extendStatics(d, b);
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};
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return function (d, b) {
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if (typeof b !== "function" && b !== null)
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throw new TypeError("Class extends value " + String(b) + " is not a constructor or null");
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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var PIPE_IMAGE_PATH = "resources/dell-pc-min-min-small.png";
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var BACKGROUND_IMAGE_PATH = "resources/htl-steyr-front.jpg";
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var RASPBERRY_IMAGE_PATH = "resources/raspberry-rocket.png";
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var FLOOR_IMAGE_PATH = "resources/table-min-min.png";
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var FONT_PATH = "resources/PressStart2P-Regular.ttf";
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var OBSTACLE_WIDTH = 88;
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var OBSTACLE_COUNT = 3;
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var BOOST_KEYS = ["k", " "];
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var floorHeight;
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var obstacleOffset;
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var font;
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var backgroundImage;
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var pipeImage;
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var floorImage;
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var obstacles = [];
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var raspberry;
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var startTime;
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var playTime;
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var score = 0;
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var paused;
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var hasAlreadyScored = false;
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var hasDied = true;
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var ready = true;
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function preload() {
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font = loadFont(FONT_PATH);
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backgroundImage = loadImage(BACKGROUND_IMAGE_PATH);
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pipeImage = loadImage(PIPE_IMAGE_PATH);
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floorImage = loadImage(FLOOR_IMAGE_PATH);
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}
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function setup() {
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createCanvas(2000, 1000);
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floorHeight = height / 5;
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setupObstacleConsts();
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setupFont();
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setupGame();
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}
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function setupObstacleConsts() {
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obstacleOffset = width / OBSTACLE_COUNT;
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Obstacle.distanceBetweenPipes = height / 2.5;
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Obstacle.startX = width;
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}
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function setupFont() {
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textSize(150);
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textAlign(CENTER);
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textFont(font);
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}
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function setupGame() {
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paused = true;
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raspberry = new Raspberry(RASPBERRY_IMAGE_PATH);
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setupObstacles();
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}
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function setupObstacles() {
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obstacles = [];
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instantiateObstacles(OBSTACLE_COUNT);
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obstacles.forEach(function (obstacle) { return obstacle.randomizeHeight(); });
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}
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function instantiateObstacles(number) {
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for (var i = 0; i < number; i++) {
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obstacles.push(new Obstacle(new Position(width + obstacleOffset * i, 0), OBSTACLE_WIDTH, height, pipeImage));
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}
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}
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function draw() {
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update();
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gameLoop();
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drawGame();
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}
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function drawGame() {
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drawScenery();
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drawEntities();
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displayScore();
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}
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function drawScenery() {
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background(backgroundImage);
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drawFloor();
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}
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function drawFloor() {
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push();
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noFill();
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image(floorImage, 0, height - floorHeight, width, floorHeight);
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rect(0, height - floorHeight, width, floorHeight);
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pop();
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}
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function drawEntities() {
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raspberry.draw();
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drawObstacles();
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}
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function drawObstacles() {
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obstacles.forEach(function (obstacle) {
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obstacle.draw();
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});
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}
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function gameLoop() {
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if (!paused) {
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collisionCheck(obstacles[0]);
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checkRaspberryScore();
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}
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}
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function collisionCheck(o) {
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if (o.collides(raspberry)) {
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die();
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setupGame();
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}
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}
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function die() {
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ready = false;
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hasDied = true;
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playTime = Date.now() - startTime;
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exportToLocalStorage();
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setTimeout(function () { return ready = true; }, 1000);
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}
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function exportToLocalStorage() {
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localStorage.setItem("game-playTime", String(playTime));
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localStorage.setItem("game-score", String(score));
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localStorage.setItem("game-isRunning", String(!hasDied));
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}
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function displayScore() {
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push();
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fill(195, 33, 34);
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text(score, 0, height / 10, width, height);
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pop();
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}
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function update() {
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if (!paused) {
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raspberry.update();
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}
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obstacles.forEach(function (obstacle) {
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if (!paused) {
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obstacle.update();
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checkObstacleReset(obstacle);
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}
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});
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}
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function checkObstacleReset(obstacle) {
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if (obstacle.position.x < -OBSTACLE_WIDTH) {
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obstacle.resetPosition();
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obstacles.shift();
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obstacles.push(obstacle);
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hasAlreadyScored = false;
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}
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}
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function checkRaspberryScore() {
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if ((obstacles[0].position.x + obstacles[0].width / 2) < (raspberry.position.x + raspberry.width / 2)
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&& !hasAlreadyScored) {
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score += 1;
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hasAlreadyScored = true;
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}
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}
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function resetScore() {
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if (hasDied) {
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hasDied = false;
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score = 0;
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hasAlreadyScored = false;
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startTime = Date.now();
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exportToLocalStorage();
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}
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}
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function keyPressed() {
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if (!ready)
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return;
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if (BOOST_KEYS.includes(key.toLowerCase())) {
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resetScore();
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raspberry.boost();
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}
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if (key == "Escape") {
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paused = !paused;
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}
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else if (paused) {
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paused = false;
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}
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}
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var Entity = (function () {
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function Entity(position, width, height, fill) {
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this.position = position;
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this.width = width;
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this.height = height;
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this.fill = fill;
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this._showHitbox = false;
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}
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Object.defineProperty(Entity.prototype, "position", {
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get: function () {
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return this._position;
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},
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set: function (value) {
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this._position = value;
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Entity.prototype, "width", {
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get: function () {
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return this._width;
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},
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set: function (value) {
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this._width = value;
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Entity.prototype, "height", {
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get: function () {
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return this._height;
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},
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set: function (value) {
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this._height = value;
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Entity.prototype, "showHitbox", {
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get: function () {
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return this._showHitbox;
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},
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set: function (value) {
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this._showHitbox = value;
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},
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enumerable: false,
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configurable: true
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});
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Entity.prototype.draw = function () {
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push();
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fill(this.fill);
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rect(this.position.x, this.position.y, this.width, this.height);
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pop();
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};
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return Entity;
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}());
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var Obstacle = (function (_super) {
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__extends(Obstacle, _super);
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function Obstacle(position, obstacleWidth, obstacleHeight, image) {
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var _this = _super.call(this, position, obstacleWidth, obstacleHeight, 0) || this;
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_this.padding = 150;
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_this.speed = 3;
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_this.createPipes(position, obstacleHeight, obstacleWidth, image);
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return _this;
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}
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Object.defineProperty(Obstacle, "startX", {
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set: function (value) {
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this._startX = value;
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Obstacle, "distanceBetweenPipes", {
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set: function (value) {
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this._distanceBetweenPipes = value;
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},
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enumerable: false,
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configurable: true
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});
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Obstacle.prototype.createPipes = function (position, obstacleHeight, obstacleWidth, pipeImage) {
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this.pipeTop = new Pipe(position.x, obstacleWidth, obstacleHeight, pipeImage);
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this.pipeBottom = new Pipe(position.x, obstacleWidth, obstacleHeight, pipeImage);
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};
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Obstacle.prototype.resetPosition = function () {
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this.randomizeHeight();
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this.pipeBottom.position.x = Obstacle._startX;
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this.pipeTop.position.x = Obstacle._startX;
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};
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Obstacle.prototype.randomizeHeight = function () {
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this.pipeTop.height = this.randomRange(this.padding, height - this.padding - Obstacle._distanceBetweenPipes);
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this.pipeBottom.position.y = this.pipeTop.height + Obstacle._distanceBetweenPipes;
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this.pipeBottom.height = height - this.pipeTop.height - this.padding;
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};
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Obstacle.prototype.randomRange = function (min, max) {
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return Math.random() * (max - min) + min;
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};
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Obstacle.prototype.update = function () {
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this.pipeTop.move(this.speed);
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this.pipeBottom.move(this.speed);
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this.position.x = this.pipeTop.position.x;
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};
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Obstacle.prototype.draw = function () {
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this.pipeTop.draw();
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this.pipeBottom.draw();
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};
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Obstacle.prototype.collides = function (o) {
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return this.pipeTop.collides(o) || this.pipeBottom.collides(o);
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};
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return Obstacle;
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}(Entity));
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var Pipe = (function (_super) {
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__extends(Pipe, _super);
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function Pipe(positionX, width, height, image) {
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var _this = _super.call(this, new Position(positionX, 0), width, height, 0) || this;
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_this.image = image;
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return _this;
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}
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Pipe.prototype.update = function () {
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};
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Pipe.prototype.draw = function () {
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push();
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noFill();
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var imageAspectRatio = this.image.height / this.image.width;
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var computedImageHeight = imageAspectRatio * this.width;
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this.drawImage(computedImageHeight, imageAspectRatio);
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rect(this.position.x, this.position.y, this.width, this.height);
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pop();
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};
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Pipe.prototype.drawImage = function (computedImageHeight, imageAspectRatio) {
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if (this.height > computedImageHeight) {
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var maxImageYPos = Math.ceil(this.height / computedImageHeight) * computedImageHeight;
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for (var imageYPosition = 0; imageYPosition < maxImageYPos; imageYPosition += computedImageHeight) {
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if (imageYPosition + computedImageHeight >= maxImageYPos) {
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this.cropLastImage(imageYPosition, computedImageHeight, imageAspectRatio);
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break;
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}
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image(this.image, this.position.x, this.position.y + imageYPosition, this.width, computedImageHeight);
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}
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}
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else {
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image(this.image, this.position.x, this.position.y, this.width, this.height);
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}
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};
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Pipe.prototype.cropLastImage = function (imageYPosition, computedImageHeight, imageAspectRatio) {
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var amountOfImages = Math.floor(imageYPosition / computedImageHeight);
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var heightToEdge = this.height - (amountOfImages * computedImageHeight);
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var croppedImage = this.image.get(0, 0, this.image.width, this.image.height - (heightToEdge * imageAspectRatio));
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image(croppedImage, this.position.x, this.position.y + imageYPosition, this.width, heightToEdge);
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};
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Pipe.prototype.move = function (speed) {
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this.position.x -= speed;
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};
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Pipe.prototype.collides = function (o) {
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return this.position.x < (o.position.x + o.width) &&
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(this.position.x + this.width) > o.position.x &&
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this.position.y < (o.position.y + o.height) &&
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(this.position.y + this.height) > o.position.y;
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};
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return Pipe;
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}(Entity));
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var Position = (function () {
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function Position(x, y) {
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this._x = x;
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this._y = y;
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}
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Object.defineProperty(Position.prototype, "x", {
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get: function () {
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return this._x;
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},
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set: function (value) {
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this._x = value;
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Position.prototype, "y", {
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get: function () {
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return this._y;
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},
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set: function (value) {
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this._y = value;
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},
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enumerable: false,
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configurable: true
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});
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return Position;
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}());
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var Raspberry = (function (_super) {
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__extends(Raspberry, _super);
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function Raspberry(image) {
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var _this = this;
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Raspberry.position = new Position(width / 6, height / 2);
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_this = _super.call(this, Raspberry.position, Raspberry.WIDTH, Raspberry.HEIGHT, Raspberry.FILL) || this;
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_this.lift = -20;
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_this.gravity = 1.314159265358979323846264338;
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_this._velocity = 0;
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Raspberry.BOTTOM_FLOOR_OFFSET = (height / 5) - (height / 15 / 2);
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_this.image = image;
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return _this;
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}
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Object.defineProperty(Raspberry.prototype, "velocity", {
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get: function () {
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return this._velocity;
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},
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set: function (value) {
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this._velocity = (Math.abs(this.velocity) > Raspberry.maxVelocity) ? Raspberry.maxVelocity : value;
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},
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enumerable: false,
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configurable: true
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});
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Object.defineProperty(Raspberry.prototype, "image", {
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get: function () {
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return this._image;
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},
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set: function (path) {
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this._image = loadImage(path);
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},
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enumerable: false,
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configurable: true
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});
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Raspberry.prototype.update = function () {
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this.applyGravity();
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this.forceBoundaries();
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};
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Raspberry.prototype.applyGravity = function () {
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this.velocity += this.gravity;
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this.position.y += this.velocity;
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};
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Raspberry.prototype.forceBoundaries = function () {
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this.boundaryTop();
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this.boundaryBottom();
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};
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Raspberry.prototype.boundaryTop = function () {
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if (this.position.y < 0) {
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this.position.y = 0;
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this.velocity = 0;
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}
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};
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Raspberry.prototype.boundaryBottom = function () {
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if (this.position.y + this.height + Raspberry.BOTTOM_FLOOR_OFFSET > height) {
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this.position.y = height - this.height - Raspberry.BOTTOM_FLOOR_OFFSET;
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this.velocity = 0;
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}
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};
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Raspberry.prototype.boost = function () {
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this.velocity += this.lift;
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};
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Raspberry.prototype.draw = function () {
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push();
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noFill();
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this.setPose();
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this.drawObject();
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pop();
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};
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Raspberry.prototype.drawObject = function () {
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this.drawHitBox();
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this.drawRocket();
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};
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Raspberry.prototype.drawRocket = function () {
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image(this.image, 0, 0, this.width, this.height);
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rect(0, 0, this.width, this.height);
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};
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Raspberry.prototype.drawHitBox = function () {
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if (!this.showHitbox) {
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noStroke();
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}
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};
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Raspberry.prototype.setPose = function () {
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translate(this.position.x, this.position.y);
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rotate((PI / 2) * (this.velocity / Raspberry.maxVelocity));
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};
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Raspberry.maxVelocity = 100;
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Raspberry.WIDTH = 180;
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Raspberry.HEIGHT = 70;
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Raspberry.FILL = 0;
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return Raspberry;
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}(Entity));
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//# sourceMappingURL=build.js.map
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