User prompt
Please fix the bug: 'TypeError: Cannot read properties of undefined (reading 'split')' in or related to this line: 'speedText.setText('Ball Speed: ' + speedText.text.split(':')[1] + ' (Speed up in ' + remainingTime + ')');' Line Number: 754
User prompt
Speed up ball every 30 second
User prompt
Polish the game
User prompt
Change interface
User prompt
Save progress ↪💡 Consider importing and using the following plugins: @upit/storage.v1
User prompt
Speed up the ball speed ↪💡 Consider importing and using the following plugins: @upit/tween.v1
User prompt
Speed up ball speed
Code edit (1 edits merged)
Please save this source code
User prompt
Cosmic Pong Showdown
User prompt
Please continue polishing my design document.
Initial prompt
Create a cat racing game car colour is red and trafic
/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ var Ball = Container.expand(function () { var self = Container.call(this); var ballGraphics = self.attachAsset('ball', { anchorX: 0.5, anchorY: 0.5 }); // Initial speed properties self.speedX = 5; self.speedY = 5; self.baseSpeed = 5; self.maxSpeed = 15; // Track previous position for collision detection self.lastX = 0; self.lastY = 0; // Increase ball speed with limits self.accelerate = function (amount) { // Stop any ongoing speed tweens tween.stop(self, { speedX: true, speedY: true }); // Calculate new speed maintaining direction var directionX = self.speedX >= 0 ? 1 : -1; var directionY = self.speedY >= 0 ? 1 : -1; var currentSpeed = Math.abs(self.speedX); var newSpeed = Math.min(currentSpeed + amount, self.maxSpeed); // Apply the new speed with tween effect tween(self, { speedX: newSpeed * directionX, speedY: newSpeed * directionY }, { duration: 300, easing: tween.easeOut }); }; // Reset ball speed to base value self.resetSpeed = function () { var directionX = self.speedX >= 0 ? 1 : -1; var directionY = self.speedY >= 0 ? 1 : -1; self.speedX = self.baseSpeed * directionX; self.speedY = self.baseSpeed * directionY; }; // Update ball position and handle boundary collisions self.update = function () { // Store last position for collision detection self.lastX = self.x; self.lastY = self.y; // Update position based on speed self.x += self.speedX; self.y += self.speedY; // Handle wall collisions if (self.x <= 0 || self.x >= 2048) { self.speedX *= -1; } if (self.y <= 0) { self.speedY *= -1; } }; return self; }); var Paddle = Container.expand(function () { var self = Container.call(this); var paddleGraphics = self.attachAsset('paddle', { anchorX: 0.5, anchorY: 0.5 }); // Handle paddle movement self.move = function (x, y) { self.x = x; }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x000000 }); /**** * Game Code ****/ // Create the game ball var ball = new Ball(); ball.x = 2048 / 2; ball.y = 2732 / 2; game.addChild(ball); // Create the player paddle var paddle = new Paddle(); paddle.x = 2048 / 2; paddle.y = 2732 - 100; game.addChild(paddle); // Tracking variables var score = 0; var speedUpTimer = null; var consecutiveHits = 0; // Create score display var scoreText = new Text2('Score: 0', { size: 80, fill: 0xFFFFFF }); scoreText.anchor.set(0.5, 0); LK.gui.top.addChild(scoreText); // Create speed indicator var speedText = new Text2('Ball Speed: Normal', { size: 60, fill: 0xFFFF00 }); speedText.anchor.set(0.5, 0); speedText.y = 100; LK.gui.top.addChild(speedText); // Update score display function updateScore(points) { score += points; scoreText.setText('Score: ' + score); LK.setScore(score); } // Update speed display function updateSpeedDisplay() { var currentSpeed = Math.abs(ball.speedX); var speedLabel = "Normal"; if (currentSpeed >= ball.maxSpeed) { speedLabel = "MAX!"; } else if (currentSpeed > ball.baseSpeed + 6) { speedLabel = "Super Fast"; } else if (currentSpeed > ball.baseSpeed + 3) { speedLabel = "Fast"; } speedText.setText('Ball Speed: ' + speedLabel); } // Speed up the ball with visual effect function speedUpBall() { ball.accelerate(1); updateSpeedDisplay(); // Visual feedback for speed increase LK.effects.flashObject(ball, 0xff0000, 500); } // Create a speed up button var speedUpButton = game.addChild(LK.getAsset('powerUp', { anchorX: 0.5, anchorY: 0.5, x: 2048 - 100, y: 200 })); // Event handlers speedUpButton.down = function () { speedUpBall(); }; // Track paddle movement game.move = function (x, y) { paddle.move(x, y); }; // Collision detection function checkCollisions() { // Ball-paddle collision if (ball.lastY <= paddle.y - paddle.height / 2 && ball.y > paddle.y - paddle.height / 2 && ball.x >= paddle.x - paddle.width / 2 && ball.x <= paddle.x + paddle.width / 2) { // Bounce the ball ball.speedY *= -1; // Adjust horizontal speed based on where the ball hits the paddle var hitPoint = (ball.x - paddle.x) / (paddle.width / 2); ball.speedX = ball.speedX * 0.5 + hitPoint * 5; // Increase consecutive hits counter consecutiveHits++; // Speed up after certain number of consecutive hits if (consecutiveHits >= 3) { speedUpBall(); consecutiveHits = 0; } // Score points updateScore(10); } // Ball off bottom of screen (game over condition) if (ball.y > 2732) { LK.showGameOver(); } } // Auto speed up every 30 seconds LK.setInterval(function () { speedUpBall(); }, 30000); // Main game update loop game.update = function () { checkCollisions(); updateSpeedDisplay(); }; // Create speed up keyboard shortcut for testing LK.setTimeout(function () { // Initial speed boost to make the game more exciting from the start speedUpBall(); }, 3000);
===================================================================
--- original.js
+++ change.js
@@ -1,75 +1,68 @@
/****
* Plugins
****/
var tween = LK.import("@upit/tween.v1");
-var storage = LK.import("@upit/storage.v1");
/****
* Classes
****/
-var Alien = Container.expand(function () {
+var Ball = Container.expand(function () {
var self = Container.call(this);
- var alienGraphics = self.attachAsset('alien', {
+ var ballGraphics = self.attachAsset('ball', {
anchorX: 0.5,
anchorY: 0.5
});
- self.radius = alienGraphics.width / 2;
- self.health = 1;
- self.points = 10;
- self.hitByBall = function () {
- LK.getSound('alienHit').play();
- self.health--;
- if (self.health <= 0) {
- return true; // Destroyed
- }
- // Visual feedback
- tween(alienGraphics, {
- alpha: 0.3
+ // Initial speed properties
+ self.speedX = 5;
+ self.speedY = 5;
+ self.baseSpeed = 5;
+ self.maxSpeed = 15;
+ // Track previous position for collision detection
+ self.lastX = 0;
+ self.lastY = 0;
+ // Increase ball speed with limits
+ self.accelerate = function (amount) {
+ // Stop any ongoing speed tweens
+ tween.stop(self, {
+ speedX: true,
+ speedY: true
+ });
+ // Calculate new speed maintaining direction
+ var directionX = self.speedX >= 0 ? 1 : -1;
+ var directionY = self.speedY >= 0 ? 1 : -1;
+ var currentSpeed = Math.abs(self.speedX);
+ var newSpeed = Math.min(currentSpeed + amount, self.maxSpeed);
+ // Apply the new speed with tween effect
+ tween(self, {
+ speedX: newSpeed * directionX,
+ speedY: newSpeed * directionY
}, {
- duration: 100,
- onFinish: function onFinish() {
- tween(alienGraphics, {
- alpha: 1
- }, {
- duration: 100
- });
- }
+ duration: 300,
+ easing: tween.easeOut
});
- return false; // Not destroyed
};
- return self;
-});
-var Ball = Container.expand(function () {
- var self = Container.call(this);
- var ballGraphics = self.attachAsset('ball', {
- anchorX: 0.5,
- anchorY: 0.5
- });
- self.radius = ballGraphics.width / 2;
- self.speedX = 0;
- self.speedY = 0;
- self.active = false;
- self.launch = function (speedX, speedY) {
- self.speedX = speedX;
- self.speedY = speedY;
- self.active = true;
+ // Reset ball speed to base value
+ self.resetSpeed = function () {
+ var directionX = self.speedX >= 0 ? 1 : -1;
+ var directionY = self.speedY >= 0 ? 1 : -1;
+ self.speedX = self.baseSpeed * directionX;
+ self.speedY = self.baseSpeed * directionY;
};
+ // Update ball position and handle boundary collisions
self.update = function () {
- if (!self.active) {
- return;
- }
+ // Store last position for collision detection
+ self.lastX = self.x;
+ self.lastY = self.y;
+ // Update position based on speed
self.x += self.speedX;
self.y += self.speedY;
- // Bounce off sides
- if (self.x - self.radius <= 0 || self.x + self.radius >= 2048) {
+ // Handle wall collisions
+ if (self.x <= 0 || self.x >= 2048) {
self.speedX *= -1;
- LK.getSound('bounce').play();
}
- // Bounce off top
- if (self.y - self.radius <= 0) {
+ if (self.y <= 0) {
self.speedY *= -1;
- LK.getSound('bounce').play();
}
};
return self;
});
@@ -78,435 +71,129 @@
var paddleGraphics = self.attachAsset('paddle', {
anchorX: 0.5,
anchorY: 0.5
});
- self.width = paddleGraphics.width;
- self.height = paddleGraphics.height;
- self.originalWidth = paddleGraphics.width;
- self.expandPaddle = function (factor) {
- var newWidth = self.originalWidth * factor;
- tween(paddleGraphics, {
- width: newWidth
- }, {
- duration: 300,
- easing: tween.easeOut
- });
- self.width = newWidth;
+ // Handle paddle movement
+ self.move = function (x, y) {
+ self.x = x;
};
- self.resetSize = function () {
- tween(paddleGraphics, {
- width: self.originalWidth
- }, {
- duration: 300,
- easing: tween.easeOut
- });
- self.width = self.originalWidth;
- };
return self;
});
-var PowerUp = Container.expand(function () {
- var self = Container.call(this);
- var powerUpGraphics = self.attachAsset('powerUp', {
- anchorX: 0.5,
- anchorY: 0.5
- });
- self.type = 'expand'; // Default type
- self.speedY = 3; // Falling speed
- self.update = function () {
- self.y += self.speedY;
- };
- return self;
-});
-var Star = Container.expand(function () {
- var self = Container.call(this);
- var starGraphics = self.attachAsset('star', {
- anchorX: 0.5,
- anchorY: 0.5
- });
- self.speedY = Math.random() * 1 + 0.5;
- self.update = function () {
- self.y += self.speedY;
- if (self.y > 2732) {
- self.y = 0;
- self.x = Math.random() * 2048;
- }
- };
- return self;
-});
/****
* Initialize Game
****/
var game = new LK.Game({
- backgroundColor: 0x000022
+ backgroundColor: 0x000000
});
/****
* Game Code
****/
-// Game state variables
-var level = 1;
-var lives = 3;
-var paddle;
-var balls = [];
-var aliens = [];
-var powerUps = [];
-var stars = [];
-var isGameStarted = false;
-var isPaddlePowerUpActive = false;
-var paddlePowerUpTimer = null;
-// UI elements
-var scoreTxt;
-var livesTxt;
-var levelTxt;
-var startInstructionTxt;
-// Game settings
-var baseSpeed = 12; // Doubled the ball speed for faster gameplay
-var alienRows = 3;
-var alienCols = 6;
-var alienSpacing = 120;
-// Initialize the game
-function initGame() {
- // Set up stars background
- for (var i = 0; i < 100; i++) {
- var star = new Star();
- star.x = Math.random() * 2048;
- star.y = Math.random() * 2732;
- game.addChild(star);
- stars.push(star);
+// Create the game ball
+var ball = new Ball();
+ball.x = 2048 / 2;
+ball.y = 2732 / 2;
+game.addChild(ball);
+// Create the player paddle
+var paddle = new Paddle();
+paddle.x = 2048 / 2;
+paddle.y = 2732 - 100;
+game.addChild(paddle);
+// Tracking variables
+var score = 0;
+var speedUpTimer = null;
+var consecutiveHits = 0;
+// Create score display
+var scoreText = new Text2('Score: 0', {
+ size: 80,
+ fill: 0xFFFFFF
+});
+scoreText.anchor.set(0.5, 0);
+LK.gui.top.addChild(scoreText);
+// Create speed indicator
+var speedText = new Text2('Ball Speed: Normal', {
+ size: 60,
+ fill: 0xFFFF00
+});
+speedText.anchor.set(0.5, 0);
+speedText.y = 100;
+LK.gui.top.addChild(speedText);
+// Update score display
+function updateScore(points) {
+ score += points;
+ scoreText.setText('Score: ' + score);
+ LK.setScore(score);
+}
+// Update speed display
+function updateSpeedDisplay() {
+ var currentSpeed = Math.abs(ball.speedX);
+ var speedLabel = "Normal";
+ if (currentSpeed >= ball.maxSpeed) {
+ speedLabel = "MAX!";
+ } else if (currentSpeed > ball.baseSpeed + 6) {
+ speedLabel = "Super Fast";
+ } else if (currentSpeed > ball.baseSpeed + 3) {
+ speedLabel = "Fast";
}
- // Create paddle
- paddle = new Paddle();
- paddle.x = 2048 / 2;
- paddle.y = 2732 - 100;
- game.addChild(paddle);
- // Create initial ball
- createBall();
- // Create UI elements
- scoreTxt = new Text2('Score: ' + LK.getScore(), {
- size: 50,
- fill: 0xFFFFFF
- });
- scoreTxt.anchor.set(0, 0);
- LK.gui.topRight.addChild(scoreTxt);
- livesTxt = new Text2('Lives: ' + lives, {
- size: 50,
- fill: 0xFFFFFF
- });
- livesTxt.anchor.set(1, 0);
- LK.gui.topLeft.addChild(livesTxt);
- levelTxt = new Text2('Level: ' + level, {
- size: 50,
- fill: 0xFFFFFF
- });
- levelTxt.anchor.set(0.5, 0);
- LK.gui.top.addChild(levelTxt);
- startInstructionTxt = new Text2('Tap to start', {
- size: 70,
- fill: 0xFFFFFF
- });
- startInstructionTxt.anchor.set(0.5, 0.5);
- startInstructionTxt.x = 0;
- startInstructionTxt.y = 0;
- LK.gui.center.addChild(startInstructionTxt);
- // Create aliens
- createAliens();
- // Start background music
- LK.playMusic('spaceBgMusic', {
- fade: {
- start: 0,
- end: 0.4,
- duration: 1000
- }
- });
+ speedText.setText('Ball Speed: ' + speedLabel);
}
-function createBall() {
- var ball = new Ball();
- ball.x = paddle.x;
- ball.y = paddle.y - paddle.height / 2 - ball.radius;
- game.addChild(ball);
- balls.push(ball);
- return ball;
+// Speed up the ball with visual effect
+function speedUpBall() {
+ ball.accelerate(1);
+ updateSpeedDisplay();
+ // Visual feedback for speed increase
+ LK.effects.flashObject(ball, 0xff0000, 500);
}
-function createAliens() {
- // Clear any existing aliens
- for (var i = aliens.length - 1; i >= 0; i--) {
- game.removeChild(aliens[i]);
- aliens.splice(i, 1);
- }
- // Create new aliens grid
- var startX = (2048 - alienCols * alienSpacing) / 2 + alienSpacing / 2;
- var startY = 200;
- for (var row = 0; row < alienRows; row++) {
- for (var col = 0; col < alienCols; col++) {
- var alien = new Alien();
- alien.x = startX + col * alienSpacing;
- alien.y = startY + row * alienSpacing;
- // Higher rows have more health and worth more points
- if (row === 2) {
- alien.health = level + 1;
- alien.points = 30;
- tween(alien, {
- tint: 0xff0000
- }, {
- duration: 0
- });
- } else if (row === 1) {
- alien.health = level;
- alien.points = 20;
- tween(alien, {
- tint: 0xff8800
- }, {
- duration: 0
- });
- }
- game.addChild(alien);
- aliens.push(alien);
+// Create a speed up button
+var speedUpButton = game.addChild(LK.getAsset('powerUp', {
+ anchorX: 0.5,
+ anchorY: 0.5,
+ x: 2048 - 100,
+ y: 200
+}));
+// Event handlers
+speedUpButton.down = function () {
+ speedUpBall();
+};
+// Track paddle movement
+game.move = function (x, y) {
+ paddle.move(x, y);
+};
+// Collision detection
+function checkCollisions() {
+ // Ball-paddle collision
+ if (ball.lastY <= paddle.y - paddle.height / 2 && ball.y > paddle.y - paddle.height / 2 && ball.x >= paddle.x - paddle.width / 2 && ball.x <= paddle.x + paddle.width / 2) {
+ // Bounce the ball
+ ball.speedY *= -1;
+ // Adjust horizontal speed based on where the ball hits the paddle
+ var hitPoint = (ball.x - paddle.x) / (paddle.width / 2);
+ ball.speedX = ball.speedX * 0.5 + hitPoint * 5;
+ // Increase consecutive hits counter
+ consecutiveHits++;
+ // Speed up after certain number of consecutive hits
+ if (consecutiveHits >= 3) {
+ speedUpBall();
+ consecutiveHits = 0;
}
+ // Score points
+ updateScore(10);
}
-}
-function startGame() {
- if (!isGameStarted) {
- isGameStarted = true;
- // Hide start instruction
- LK.gui.center.removeChild(startInstructionTxt);
- // Launch the ball
- var ball = balls[0];
- var angleRad = Math.PI / 4 + Math.random() * Math.PI / 2;
- ball.launch(Math.cos(angleRad) * baseSpeed, -Math.sin(angleRad) * baseSpeed);
- }
-}
-function spawnPowerUp(x, y) {
- if (Math.random() > 0.3) {
- return;
- } // 30% chance to spawn
- var powerUp = new PowerUp();
- powerUp.x = x;
- powerUp.y = y;
- // Randomize powerup type
- var types = ['expand', 'multiBall', 'slowDown'];
- powerUp.type = types[Math.floor(Math.random() * types.length)];
- // Set color based on type
- if (powerUp.type === 'expand') {
- tween(powerUp, {
- tint: 0xf542f2
- }, {
- duration: 0
- });
- } else if (powerUp.type === 'multiBall') {
- tween(powerUp, {
- tint: 0x42a4f5
- }, {
- duration: 0
- });
- } else if (powerUp.type === 'slowDown') {
- tween(powerUp, {
- tint: 0xf5a742
- }, {
- duration: 0
- });
- }
- game.addChild(powerUp);
- powerUps.push(powerUp);
-}
-function activatePowerUp(type) {
- LK.getSound('powerUpCollect').play();
- switch (type) {
- case 'expand':
- // Cancel existing timer if active
- if (paddlePowerUpTimer) {
- LK.clearTimeout(paddlePowerUpTimer);
- }
- // Expand paddle
- paddle.expandPaddle(1.5);
- isPaddlePowerUpActive = true;
- // Reset after 10 seconds
- paddlePowerUpTimer = LK.setTimeout(function () {
- paddle.resetSize();
- isPaddlePowerUpActive = false;
- }, 10000);
- break;
- case 'multiBall':
- // Create two new balls
- for (var i = 0; i < 2; i++) {
- var newBall = createBall();
- var angle = Math.PI / 4 + Math.random() * Math.PI / 2;
- if (Math.random() > 0.5) {
- angle = Math.PI - angle;
- }
- newBall.launch(Math.cos(angle) * baseSpeed, -Math.sin(angle) * baseSpeed);
- }
- break;
- case 'slowDown':
- // Slow down all balls temporarily
- for (var j = 0; j < balls.length; j++) {
- var ball = balls[j];
- var currentSpeed = Math.sqrt(ball.speedX * ball.speedX + ball.speedY * ball.speedY);
- var slowFactor = 0.5;
- ball.speedX = ball.speedX / currentSpeed * (baseSpeed * slowFactor);
- ball.speedY = ball.speedY / currentSpeed * (baseSpeed * slowFactor);
- tween(ball, {
- alpha: 0.7
- }, {
- duration: 0
- });
- }
- // Reset ball speed after 8 seconds
- LK.setTimeout(function () {
- for (var k = 0; k < balls.length; k++) {
- var ball = balls[k];
- var currentSpeed = Math.sqrt(ball.speedX * ball.speedX + ball.speedY * ball.speedY);
- ball.speedX = ball.speedX / currentSpeed * baseSpeed;
- ball.speedY = ball.speedY / currentSpeed * baseSpeed;
- tween(ball, {
- alpha: 1
- }, {
- duration: 300
- });
- }
- }, 8000);
- break;
- }
-}
-function advanceLevel() {
- level++;
- levelTxt.setText('Level: ' + level);
- // Increase base speed with a higher multiplier per level
- baseSpeed = 12 + level * 1.0; // Doubled growth rate and higher starting speed
- // Add more rows for higher levels (max 5)
- alienRows = Math.min(5, 2 + Math.floor(level / 2));
- // Create new aliens
- createAliens();
- // Reset paddle if power-up was active
- if (isPaddlePowerUpActive) {
- paddle.resetSize();
- LK.clearTimeout(paddlePowerUpTimer);
- isPaddlePowerUpActive = false;
- }
- // Create a new ball if there are none
- if (balls.length === 0) {
- var ball = createBall();
- var angleRad = Math.PI / 4 + Math.random() * Math.PI / 2;
- ball.launch(Math.cos(angleRad) * baseSpeed, -Math.sin(angleRad) * baseSpeed);
- }
-}
-function loseLife() {
- lives--;
- livesTxt.setText('Lives: ' + lives);
- LK.getSound('ballLost').play();
- if (lives <= 0) {
+ // Ball off bottom of screen (game over condition)
+ if (ball.y > 2732) {
LK.showGameOver();
- return;
}
- // Create a new ball
- createBall();
- // Reset game state for new life
- isGameStarted = false;
- startInstructionTxt = new Text2('Tap to continue', {
- size: 70,
- fill: 0xFFFFFF
- });
- startInstructionTxt.anchor.set(0.5, 0.5);
- startInstructionTxt.x = 0;
- startInstructionTxt.y = 0;
- LK.gui.center.addChild(startInstructionTxt);
}
-// Movement handling
-function handleMove(x, y, obj) {
- // Update paddle position horizontally, constrained to screen bounds
- var halfPaddleWidth = paddle.width / 2;
- paddle.x = Math.max(halfPaddleWidth, Math.min(2048 - halfPaddleWidth, x));
- // If game hasn't started, keep ball on paddle
- if (!isGameStarted && balls.length > 0) {
- balls[0].x = paddle.x;
- }
-}
-// Input handlers
-game.down = function (x, y, obj) {
- startGame();
- handleMove(x, y, obj);
-};
-game.move = handleMove;
-// Main update loop
+// Auto speed up every 30 seconds
+LK.setInterval(function () {
+ speedUpBall();
+}, 30000);
+// Main game update loop
game.update = function () {
- // Update stars
- for (var s = 0; s < stars.length; s++) {
- stars[s].update();
- }
- // Update all balls
- for (var i = balls.length - 1; i >= 0; i--) {
- var ball = balls[i];
- // Check if ball is below the screen
- if (ball.y - ball.radius > 2732) {
- game.removeChild(ball);
- balls.splice(i, 1);
- // Only lose a life if this was the last ball
- if (balls.length === 0) {
- loseLife();
- }
- continue;
- }
- // Check paddle collision
- if (ball.speedY > 0 && ball.y + ball.radius >= paddle.y - paddle.height / 2 && ball.y - ball.radius <= paddle.y + paddle.height / 2 && ball.x + ball.radius >= paddle.x - paddle.width / 2 && ball.x - ball.radius <= paddle.x + paddle.width / 2) {
- // Calculate bounce angle based on hit position relative to paddle center
- var hitPos = (ball.x - paddle.x) / (paddle.width / 2);
- var angle = hitPos * (Math.PI / 3); // Max 60 degree bounce
- ball.speedY = -Math.abs(ball.speedY);
- // Adjust X velocity based on where the ball hit the paddle
- var speed = Math.sqrt(ball.speedX * ball.speedX + ball.speedY * ball.speedY);
- ball.speedX = Math.sin(angle) * speed;
- ball.speedY = -Math.cos(angle) * speed;
- LK.getSound('bounce').play();
- }
- // Check alien collisions
- for (var j = aliens.length - 1; j >= 0; j--) {
- var alien = aliens[j];
- var dx = ball.x - alien.x;
- var dy = ball.y - alien.y;
- var distance = Math.sqrt(dx * dx + dy * dy);
- if (distance <= ball.radius + alien.radius) {
- // Bounce the ball
- var nx = dx / distance;
- var ny = dy / distance;
- var p = 2 * (ball.speedX * nx + ball.speedY * ny);
- ball.speedX -= p * nx;
- ball.speedY -= p * ny;
- // Damage the alien
- if (alien.hitByBall()) {
- // Add score
- LK.setScore(LK.getScore() + alien.points);
- scoreTxt.setText('Score: ' + LK.getScore());
- // Spawn power-up
- spawnPowerUp(alien.x, alien.y);
- // Remove alien
- game.removeChild(alien);
- aliens.splice(j, 1);
- }
- // Only process one collision at a time
- break;
- }
- }
- }
- // Update power-ups
- for (var k = powerUps.length - 1; k >= 0; k--) {
- var powerUp = powerUps[k];
- powerUp.update();
- // Check if power-up is below screen
- if (powerUp.y > 2732) {
- game.removeChild(powerUp);
- powerUps.splice(k, 1);
- continue;
- }
- // Check collision with paddle
- if (powerUp.y + 15 >= paddle.y - paddle.height / 2 && powerUp.y - 15 <= paddle.y + paddle.height / 2 && powerUp.x + 15 >= paddle.x - paddle.width / 2 && powerUp.x - 15 <= paddle.x + paddle.width / 2) {
- activatePowerUp(powerUp.type);
- game.removeChild(powerUp);
- powerUps.splice(k, 1);
- }
- }
- // Check if all aliens are destroyed
- if (aliens.length === 0) {
- advanceLevel();
- }
+ checkCollisions();
+ updateSpeedDisplay();
};
-// Initialize the game
-initGame();
\ No newline at end of file
+// Create speed up keyboard shortcut for testing
+LK.setTimeout(function () {
+ // Initial speed boost to make the game more exciting from the start
+ speedUpBall();
+}, 3000);
\ No newline at end of file