Play
:quality(85)/https:%2F%2Fcdn.frvr.ai/687c1c3cdd893115d1bbc87a.png)
:quality(85)/https:%2F%2Fcdn.frvr.ai/687c1c39dd893115d1bbc878.png)
#spaceshooter
#arcade
#retrogaming
#mobilegaming
#shooter
Creation History
/****
* Plugins
****/
var tween = LK.import("@upit/tween.v1");
/****
* Classes
****/
var Enemy = Container.expand(function () {
var self = Container.call(this);
var enemyGraphics = self.attachAsset('enemy', {
anchorX: 0.5,
anchorY: 0.5
});
self.speed = 3;
self.direction = Math.random() < 0.5 ? -1 : 1;
self.horizontalSpeed = Math.random() * 2 + 1;
self.update = function () {
self.y += self.speed;
self.x += self.direction * self.horizontalSpeed;
// Bounce off screen edges
if (self.x < 30 || self.x > 2018) {
self.direction *= -1;
}
};
return self;
});
var Player = Container.expand(function () {
var self = Container.call(this);
var shipGraphics = self.attachAsset('playerShip', {
anchorX: 0.5,
anchorY: 0.5
});
return self;
});
var PlayerBullet = Container.expand(function () {
var self = Container.call(this);
var bulletGraphics = self.attachAsset('playerBullet', {
anchorX: 0.5,
anchorY: 0.5
});
self.speed = -12;
self.update = function () {
self.y += self.speed;
};
return self;
});
var Star = Container.expand(function () {
var self = Container.call(this);
var starType = Math.random() < 0.8 ? 'star' : 'bigStar';
var starGraphics = self.attachAsset(starType, {
anchorX: 0.5,
anchorY: 0.5
});
starGraphics.alpha = Math.random() * 0.8 + 0.2;
self.speed = Math.random() * 2 + 1;
self.update = function () {
self.y += self.speed;
};
return self;
});
/****
* Initialize Game
****/
var game = new LK.Game({
backgroundColor: 0x000033
});
/****
* Game Code
****/
// Create starfield background
var stars = [];
var starSpawnRate = 5; // Stars per frame
// Initialize some stars
for (var s = 0; s < 100; s++) {
var newStar = new Star();
newStar.x = Math.random() * 2048;
newStar.y = Math.random() * 2732;
newStar.lastY = newStar.y;
stars.push(newStar);
game.addChild(newStar);
}
var player = game.addChild(new Player());
player.x = 1024;
player.y = 2600;
var bullets = [];
var enemies = [];
var gameSpeed = 1;
var enemySpawnRate = 120;
var lastEnemySpawn = 0;
var scoreTxt = new Text2('0', {
size: 80,
fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
scoreTxt.y = 50;
// Auto-fire bullets
var bulletTimer = LK.setInterval(function () {
var newBullet = new PlayerBullet();
newBullet.x = player.x;
newBullet.y = player.y - 40;
newBullet.lastY = newBullet.y;
bullets.push(newBullet);
game.addChild(newBullet);
LK.getSound('shoot').play();
}, 150);
function handleMove(x, y, obj) {
player.x = x;
// Keep player within screen bounds
if (player.x < 40) player.x = 40;
if (player.x > 2008) player.x = 2008;
}
game.move = handleMove;
game.down = function (x, y, obj) {
handleMove(x, y, obj);
};
// Start retro space music
LK.playMusic('retroSpaceMusic');
game.update = function () {
// Update and spawn stars
for (var s = stars.length - 1; s >= 0; s--) {
var star = stars[s];
if (star.lastY === undefined) star.lastY = star.y;
// Remove stars that go off screen
if (star.lastY <= 2732 && star.y > 2732) {
star.destroy();
stars.splice(s, 1);
continue;
}
star.lastY = star.y;
}
// Spawn new stars at top
if (LK.ticks % starSpawnRate === 0) {
var newStar = new Star();
newStar.x = Math.random() * 2048;
newStar.y = -10;
newStar.lastY = newStar.y;
stars.push(newStar);
game.addChild(newStar);
}
// Spawn enemies
if (LK.ticks - lastEnemySpawn > enemySpawnRate) {
var newEnemy = new Enemy();
newEnemy.x = Math.random() * (2048 - 120) + 60;
newEnemy.y = -30;
newEnemy.lastY = newEnemy.y;
newEnemy.lastIntersecting = false;
enemies.push(newEnemy);
game.addChild(newEnemy);
lastEnemySpawn = LK.ticks;
// Increase difficulty over time
if (enemySpawnRate > 40) {
enemySpawnRate -= 0.5;
}
}
// Update bullets
for (var i = bullets.length - 1; i >= 0; i--) {
var bullet = bullets[i];
if (bullet.lastY === undefined) bullet.lastY = bullet.y;
// Remove bullets that go off screen
if (bullet.lastY >= -10 && bullet.y < -10) {
bullet.destroy();
bullets.splice(i, 1);
continue;
}
// Check bullet-enemy collisions
var bulletHit = false;
for (var j = enemies.length - 1; j >= 0; j--) {
var enemy = enemies[j];
if (bullet.intersects(enemy)) {
// Destroy both bullet and enemy
LK.setScore(LK.getScore() + 10);
scoreTxt.setText(LK.getScore());
bullet.destroy();
bullets.splice(i, 1);
enemy.destroy();
enemies.splice(j, 1);
LK.getSound('enemyDestroy').play();
bulletHit = true;
break;
}
}
if (!bulletHit) {
bullet.lastY = bullet.y;
}
}
// Update enemies
for (var k = enemies.length - 1; k >= 0; k--) {
var enemy = enemies[k];
if (enemy.lastY === undefined) enemy.lastY = enemy.y;
if (enemy.lastIntersecting === undefined) enemy.lastIntersecting = false;
// Remove enemies that go off screen
if (enemy.lastY <= 2732 && enemy.y > 2732) {
enemy.destroy();
enemies.splice(k, 1);
continue;
}
// Check player-enemy collision
var currentIntersecting = enemy.intersects(player);
if (!enemy.lastIntersecting && currentIntersecting) {
LK.getSound('playerHit').play();
LK.effects.flashScreen(0xff0000, 1000);
LK.showGameOver();
return;
}
enemy.lastY = enemy.y;
enemy.lastIntersecting = currentIntersecting;
}
}; ===================================================================
--- original.js
+++ change.js
@@ -44,8 +44,22 @@
self.y += self.speed;
};
return self;
});
+var Star = Container.expand(function () {
+ var self = Container.call(this);
+ var starType = Math.random() < 0.8 ? 'star' : 'bigStar';
+ var starGraphics = self.attachAsset(starType, {
+ anchorX: 0.5,
+ anchorY: 0.5
+ });
+ starGraphics.alpha = Math.random() * 0.8 + 0.2;
+ self.speed = Math.random() * 2 + 1;
+ self.update = function () {
+ self.y += self.speed;
+ };
+ return self;
+});
/****
* Initialize Game
****/
@@ -55,8 +69,20 @@
/****
* Game Code
****/
+// Create starfield background
+var stars = [];
+var starSpawnRate = 5; // Stars per frame
+// Initialize some stars
+for (var s = 0; s < 100; s++) {
+ var newStar = new Star();
+ newStar.x = Math.random() * 2048;
+ newStar.y = Math.random() * 2732;
+ newStar.lastY = newStar.y;
+ stars.push(newStar);
+ game.addChild(newStar);
+}
var player = game.addChild(new Player());
player.x = 1024;
player.y = 2600;
var bullets = [];
@@ -93,8 +119,29 @@
};
// Start retro space music
LK.playMusic('retroSpaceMusic');
game.update = function () {
+ // Update and spawn stars
+ for (var s = stars.length - 1; s >= 0; s--) {
+ var star = stars[s];
+ if (star.lastY === undefined) star.lastY = star.y;
+ // Remove stars that go off screen
+ if (star.lastY <= 2732 && star.y > 2732) {
+ star.destroy();
+ stars.splice(s, 1);
+ continue;
+ }
+ star.lastY = star.y;
+ }
+ // Spawn new stars at top
+ if (LK.ticks % starSpawnRate === 0) {
+ var newStar = new Star();
+ newStar.x = Math.random() * 2048;
+ newStar.y = -10;
+ newStar.lastY = newStar.y;
+ stars.push(newStar);
+ game.addChild(newStar);
+ }
// Spawn enemies
if (LK.ticks - lastEnemySpawn > enemySpawnRate) {
var newEnemy = new Enemy();
newEnemy.x = Math.random() * (2048 - 120) + 60;
Showing 1 to 7 of 7
Images
:quality(85)/https:%2F%2Fcdn.frvr.ai/687c1ffedd893115d1bbc88f.png%3F3)
A ufo that’s triangle shape. No background. Transparent background. Blank background. No shadows. 2d. In-Game asset. flat
:quality(85)/https:%2F%2Fcdn.frvr.ai/687c2049dd893115d1bbc894.png%3F3)
a triangle. No background. Transparent background. Blank background. No shadows. 2d. In-Game asset. flat
:quality(85)/https:%2F%2Fcdn.frvr.ai/687c2105dd893115d1bbc89e.png%3F3)
A evil robot. No background. Transparent background. Blank background. No shadows. 2d. In-Game asset. flat
Used plugins
@upit/tween
