/**** 
* Classes
****/ 
// Laser class
var Laser = Container.expand(function () {
	var self = Container.call(this);
	var laserGraphics = self.attachAsset('laser', {
		anchorX: 0.5,
		anchorY: 0.5,
		color: 0xFF0000,
		// Red color for the laser
		shape: 'box',
		width: 10,
		height: 40
	});
	// Laser movement speed
	self.speed = 10;
	// Update method for the laser
	self.update = function () {
		self.y -= self.speed;
		// Add particle animation
		var particle = LK.getAsset('particle', {
			anchorX: 0.5,
			anchorY: 0.5,
			color: 0xFF0000,
			shape: 'box',
			width: 2,
			height: 2
		});
		particle.x = self.x;
		particle.y = self.y;
		game.addChild(particle);
		// Remove the laser and particle if they go off-screen
		if (self.y < 0) {
			self.destroy();
			lasers.splice(lasers.indexOf(self), 1);
			particle.destroy();
		}
	};
});
// Particle class
var Particle = Container.expand(function () {
	var self = Container.call(this);
	var particleGraphics = self.attachAsset('particle', {
		anchorX: 0.5,
		anchorY: 0.5,
		color: 0xFF0000,
		shape: 'box',
		width: 2,
		height: 2
	});
	// Particle movement speed
	self.speed = 1;
	// Particle lifespan
	self.lifespan = 180; // 3 seconds at 60FPS
	// Update method for the particle
	self.update = function () {
		self.y -= self.speed;
		self.lifespan--;
		// Remove the particle if it goes off-screen or lifespan ends
		if (self.y < 0 || self.lifespan <= 0) {
			self.destroy();
			particles.splice(particles.indexOf(self), 1);
		}
	};
});
// Assets will be automatically created and loaded by the LK engine based on usage in the code.
// Ship class
var Ship = Container.expand(function () {
	var self = Container.call(this);
	var shipGraphics = self.attachAsset('ship', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Ship's laser shooting method
	self.shoot = function () {
		var laser = new Laser();
		laser.x = self.x;
		laser.y = self.y;
		game.addChild(laser);
		lasers.push(laser);
		// Create a particle at the same position as the laser
		var particle = new Particle();
		particle.x = self.x;
		particle.y = self.y;
		game.addChild(particle);
		particles.push(particle);
	};
	// Ship movement handler
	self.move = function (x, y) {
		self.x = x;
		self.y = y;
	};
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x000000 // Initialize game with a black background
});

/**** 
* Game Code
****/ 
// Initialize variables
var ship;
var lasers = [];
var particles = [];
// Create the ship and position it at the bottom center of the screen
ship = game.addChild(new Ship());
ship.x = 2048 / 2; // Center horizontally
ship.y = 2732 - 100; // Position from the bottom
// Event listener for moving the ship
game.down = function (x, y, obj) {
	var gamePos = game.toLocal(obj.global);
	ship.move(gamePos.x, gamePos.y);
	ship.shoot(); // Shoot a laser when the ship is touched
};
// Update function to handle game logic
game.update = function () {
	// Update lasers
	for (var i = lasers.length - 1; i >= 0; i--) {
		lasers[i].update();
	}
	// Update particles
	for (var i = particles.length - 1; i >= 0; i--) {
		particles[i].update();
	}
};
// Note: The LK engine automatically handles asset creation, game reset, and dynamic resizing.
// This code assumes the existence of 'ship' and 'laser' assets within the LK engine.

===================================================================
--- original.js
+++ change.js
@@ -37,8 +37,34 @@
 			particle.destroy();
 		}
 	};
 });
+// Particle class
+var Particle = Container.expand(function () {
+	var self = Container.call(this);
+	var particleGraphics = self.attachAsset('particle', {
+		anchorX: 0.5,
+		anchorY: 0.5,
+		color: 0xFF0000,
+		shape: 'box',
+		width: 2,
+		height: 2
+	});
+	// Particle movement speed
+	self.speed = 1;
+	// Particle lifespan
+	self.lifespan = 180; // 3 seconds at 60FPS
+	// Update method for the particle
+	self.update = function () {
+		self.y -= self.speed;
+		self.lifespan--;
+		// Remove the particle if it goes off-screen or lifespan ends
+		if (self.y < 0 || self.lifespan <= 0) {
+			self.destroy();
+			particles.splice(particles.indexOf(self), 1);
+		}
+	};
+});
 // Assets will be automatically created and loaded by the LK engine based on usage in the code.
 // Ship class
 var Ship = Container.expand(function () {
 	var self = Container.call(this);
@@ -52,8 +78,14 @@
 		laser.x = self.x;
 		laser.y = self.y;
 		game.addChild(laser);
 		lasers.push(laser);
+		// Create a particle at the same position as the laser
+		var particle = new Particle();
+		particle.x = self.x;
+		particle.y = self.y;
+		game.addChild(particle);
+		particles.push(particle);
 	};
 	// Ship movement handler
 	self.move = function (x, y) {
 		self.x = x;
@@ -73,8 +105,9 @@
 ****/ 
 // Initialize variables
 var ship;
 var lasers = [];
+var particles = [];
 // Create the ship and position it at the bottom center of the screen
 ship = game.addChild(new Ship());
 ship.x = 2048 / 2; // Center horizontally
 ship.y = 2732 - 100; // Position from the bottom
@@ -89,7 +122,11 @@
 	// Update lasers
 	for (var i = lasers.length - 1; i >= 0; i--) {
 		lasers[i].update();
 	}
+	// Update particles
+	for (var i = particles.length - 1; i >= 0; i--) {
+		particles[i].update();
+	}
 };
 // Note: The LK engine automatically handles asset creation, game reset, and dynamic resizing.
 // This code assumes the existence of 'ship' and 'laser' assets within the LK engine.
\ No newline at end of file