/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); var storage = LK.import("@upit/storage.v1"); var facekit = LK.import("@upit/facekit.v1"); /**** * Classes ****/ var Bullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.attachAsset('bullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = -15; self.update = function () { if (self.angle !== undefined) { // Angled movement for turbo bullets self.x += Math.sin(self.angle) * Math.abs(self.speed) * 0.5; self.y += self.speed; } else { // Normal straight movement self.y += self.speed; } }; return self; }); var Guitar = Container.expand(function () { var self = Container.call(this); var guitarGraphics = self.attachAsset('guitar', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 3; self.points = 5; self.instrumentType = 'guitar'; self.update = function () { self.x += self.speed; }; return self; }); var Gun = Container.expand(function () { var self = Container.call(this); var gunGraphics = self.attachAsset('gun', { anchorX: 0.5, anchorY: 1 }); self.update = function () { if (facekit.mouthCenter.x > 0) { self.x = facekit.mouthCenter.x; } }; return self; }); var Instrument = Container.expand(function (type) { var self = Container.call(this); var instrumentGraphics = self.attachAsset(type, { anchorX: 0.5, anchorY: 0.5 }); self.points = 1; self.instrumentType = type; self.lifespan = 180; // 3 seconds at 60fps self.update = function () { self.lifespan--; }; return self; }); var LifeInstrument = Container.expand(function () { var self = Container.call(this); var lifeGraphics = self.attachAsset('lifeInstrument', { anchorX: 0.5, anchorY: 0.5 }); self.points = 1; self.instrumentType = 'lifeInstrument'; self.lifespan = 300; // 5 seconds at 60fps // Add gentle floating animation self.floatOffset = Math.random() * Math.PI * 2; self.originalY = 0; self.update = function () { self.lifespan--; // Gentle floating motion if (self.originalY === 0) { self.originalY = self.y; } self.y = self.originalY + Math.sin(LK.ticks * 0.05 + self.floatOffset) * 20; // Gentle pulsing scale var pulse = 1 + Math.sin(LK.ticks * 0.1 + self.floatOffset) * 0.1; self.scaleX = self.scaleY = pulse; }; return self; }); var Monster = Container.expand(function () { var self = Container.call(this); var monsterGraphics = self.attachAsset('monster', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 2; self.shootTimer = 0; self.shootInterval = 120; // Shoot every 2 seconds at 60fps self.health = 5 + (level - 1) * 2; // Base 5 health + 2 per level above 1 self.points = 20; self.update = function () { self.x += self.speed; // Reverse direction at screen edges if (self.x <= 150 || self.x >= 1898) { self.speed = -self.speed; } // Shooting timer self.shootTimer++; if (self.shootTimer >= self.shootInterval) { self.shootTimer = 0; // Create monster bullet var monsterBullet = new MonsterBullet(); monsterBullet.x = self.x; monsterBullet.y = self.y + 150; monsterBullets.push(monsterBullet); game.addChild(monsterBullet); LK.getSound('monsterShoot').play(); } }; return self; }); var MonsterBullet = Container.expand(function () { var self = Container.call(this); var bulletGraphics = self.attachAsset('monsterBullet', { anchorX: 0.5, anchorY: 0.5 }); self.speed = 8; self.update = function () { self.y += self.speed; }; return self; }); var Particle = Container.expand(function (x, y, type) { var self = Container.call(this); var particleGraphics = self.attachAsset(type, { anchorX: 0.5, anchorY: 0.5 }); self.x = x; self.y = y; // Random velocity var angle = Math.random() * Math.PI * 2; var speed = 5 + Math.random() * 10; self.vx = Math.cos(angle) * speed; self.vy = Math.sin(angle) * speed; // Random rotation speed self.rotationSpeed = (Math.random() - 0.5) * 0.3; // Lifetime self.lifetime = 1000; // 1 second // Initial scale self.scaleX = self.scaleY = 1; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x1a1a2e }); /**** * Game Code ****/ // Game state management var gameState = 'startup'; // 'startup', 'intro', 'playing', 'help' var startupContainer; var introContainer; var helpContainer; var spaceBackground; var spaceBackground2; var helpSpaceBackground; var helpSpaceBackground2; var parallaxSpeed = 1; // Global game variables var gun; var bullets = []; var guitars = []; var instruments = []; var particles = []; var monsters = []; var monsterBullets = []; var lifeInstruments = []; var level = 1; var guitarsHit = 0; var timeRemaining = 30; var guitarSpeed = 3; var instrumentSpawnRate = 120; var gameTimer; var spawnTimer = 0; var lives = 3; var turboMode = false; var turboEndTime = 0; var turboTimerBar; var turboTimerContainer; var TURBO_DURATION = 300; // 5 seconds at 60fps var lifeInstrumentsSpawnedThisLevel = 0; var lifeInstrumentSpawnTimer = 0; // UI elements var hudBackground; var scoreTxt; var levelTxt; var timerTxt; var guitarsHitTxt; var livesContainer; var lifeIcons = []; // Variables for long press shooting var isPressed = false; var shootTimer = null; // Create startup screen function createStartupScreen() { startupContainer = new Container(); game.addChild(startupContainer); // Start background music immediately LK.playMusic('bgmusic'); // Add space background to startup var startupBackground = startupContainer.addChild(LK.getAsset('spaceBackground', { anchorX: 0, anchorY: 0 })); startupBackground.x = 0; startupBackground.y = 0; // Add second background for seamless scrolling var startupBackground2 = startupContainer.addChild(LK.getAsset('spaceBackground', { anchorX: 0, anchorY: 0 })); startupBackground2.x = 0; startupBackground2.y = -2732; // Company name text var companyTxt = new Text2('Hitokiri presents...', { size: 200, fill: 0xFFFFFF }); companyTxt.anchor.set(0.5, 0.5); companyTxt.x = 1024; companyTxt.y = 1366; companyTxt.alpha = 0; startupContainer.addChild(companyTxt); // Fade in the text tween(companyTxt, { alpha: 1 }, { duration: 1000, easing: tween.easeIn, onFinish: function onFinish() { // Wait for 1 second then fade out and transition LK.setTimeout(function () { tween(companyTxt, { alpha: 0 }, { duration: 1000, easing: tween.easeOut, onFinish: function onFinish() { showIntroScreen(); } }); }, 1000); } }); } // Create intro screen function createIntroScreen() { introContainer = new Container(); game.addChild(introContainer); // Add space background to intro spaceBackground = introContainer.addChild(LK.getAsset('spaceBackground', { anchorX: 0, anchorY: 0 })); spaceBackground.x = 0; spaceBackground.y = 0; // Add second background for seamless scrolling spaceBackground2 = introContainer.addChild(LK.getAsset('spaceBackground', { anchorX: 0, anchorY: 0 })); spaceBackground2.x = 0; spaceBackground2.y = -2732; // Game title var titleTxt = new Text2('GUITAR GUNNER', { size: 240, //{22} // doubled from 120 fill: 0xFFFFFF }); titleTxt.anchor.set(0.5, 0.5); // Move title to the vertical center of the screen titleTxt.x = 1024; titleTxt.y = 1066; introContainer.addChild(titleTxt); // Start Game button var startButton = introContainer.addChild(LK.getAsset('hudBg', { anchorX: 0.5, anchorY: 0.5 })); startButton.x = 1024; // Move start button lower startButton.y = 1700; // Calculate button sizes based on text size to fully enclose text with padding var startButtonText = new Text2('START GAME', { size: 120, fill: 0xFFFFFF }); startButtonText.anchor.set(0.5, 0.5); startButtonText.x = 1024; startButtonText.y = 1700; // Add extra padding around the text var buttonHorizontalPadding = 120; var buttonVerticalPadding = 60; var startButton = introContainer.addChild(LK.getAsset('hudBg', { anchorX: 0.5, anchorY: 0.5 })); startButton.x = 1024; startButton.y = 1700; startButton.width = startButtonText.width + buttonHorizontalPadding * 2; startButton.height = startButtonText.height + buttonVerticalPadding * 2; startButton.tint = 0x00AA00; introContainer.addChild(startButtonText); // How to Play button var helpButtonText = new Text2('HOW TO PLAY', { size: 120, fill: 0xFFFFFF }); helpButtonText.anchor.set(0.5, 0.5); // Double the space between buttons helpButtonText.x = 1024; helpButtonText.y = 1700 + 2 * (startButton.height + 40); var helpButton = introContainer.addChild(LK.getAsset('hudBg', { anchorX: 0.5, anchorY: 0.5 })); helpButton.x = 1024; helpButton.y = helpButtonText.y; helpButton.width = helpButtonText.width + buttonHorizontalPadding * 2; helpButton.height = helpButtonText.height + buttonVerticalPadding * 2; helpButton.tint = 0x0066AA; introContainer.addChild(helpButtonText); // Button click handlers startButton.down = function () { startGame(); }; helpButton.down = function () { showHelpScreen(); }; } // Create help screen function createHelpScreen() { helpContainer = new Container(); game.addChild(helpContainer); // Add parallax backgrounds to help screen helpSpaceBackground = helpContainer.addChild(LK.getAsset('spaceBackground', { anchorX: 0, anchorY: 0 })); helpSpaceBackground.x = 0; helpSpaceBackground.y = 0; helpSpaceBackground2 = helpContainer.addChild(LK.getAsset('spaceBackground', { anchorX: 0, anchorY: 0 })); helpSpaceBackground2.x = 0; helpSpaceBackground2.y = -2732; // Help content background var helpBg = helpContainer.addChild(LK.getAsset('hudBg', { anchorX: 0.5, anchorY: 0.5 })); helpBg.x = 1024; helpBg.y = 1366; helpBg.width = 1800; helpBg.height = 2200; helpBg.tint = 0x000000; helpBg.alpha = 0.8; // Help title var helpTitle = new Text2('HOW TO PLAY', { size: 128, // Reduced by 20% from 160 fill: 0xFFFFFF }); helpTitle.anchor.set(0.5, 0); helpTitle.x = 1024; helpTitle.y = 400; helpContainer.addChild(helpTitle); // Help instructions var instructions = ['• Tap screen to shoot bullets', '• Turn your head left or right to move', '• Destroy 3 guitars within 30 seconds to advance levels', '• Shoot instruments for more points', '• Avoid bombs', '• Shoot green notes for extra lives', '• Collect turbo for spread shots', '• Destroy monster bullets', '• Survive as long as possible!']; // Set maxWidth for wrapping and increased lineHeight for spacing var instructionMaxWidth = 1650; var instructionLineHeight = 4000; // Slightly increased from default (was 100) var currentY = 650; for (var i = 0; i < instructions.length; i++) { var instructionText = new Text2(instructions[i], { size: 80, fill: 0xFFFFFF, maxWidth: instructionMaxWidth, lineHeight: instructionLineHeight, wordWrap: true, wordWrapWidth: instructionMaxWidth }); instructionText.anchor.set(0, 0); instructionText.x = 200; instructionText.y = currentY; helpContainer.addChild(instructionText); // Advance Y by the actual height of the text (for wrapped lines) currentY += instructionText.height + 10; } // Back button var backButton = helpContainer.addChild(LK.getAsset('hudBg', { anchorX: 0.5, anchorY: 0.5 })); backButton.x = 1024; backButton.y = 2200; backButton.width = 300; backButton.height = 100; backButton.tint = 0x888888; var backButtonText = new Text2('BACK', { size: 60, fill: 0xFFFFFF }); backButtonText.anchor.set(0.5, 0.5); backButtonText.x = 1024; backButtonText.y = 2200; helpContainer.addChild(backButtonText); backButton.down = function () { showIntroScreen(); }; } // Show intro screen function showIntroScreen() { gameState = 'intro'; if (startupContainer) { startupContainer.destroy(); startupContainer = null; } if (helpContainer) { helpContainer.destroy(); helpContainer = null; } if (!introContainer) { createIntroScreen(); } } // Show help screen function showHelpScreen() { gameState = 'help'; if (startupContainer) { startupContainer.destroy(); startupContainer = null; } if (introContainer) { introContainer.destroy(); introContainer = null; } createHelpScreen(); } // Start the actual game function startGame() { gameState = 'playing'; if (startupContainer) { startupContainer.destroy(); startupContainer = null; } if (introContainer) { introContainer.destroy(); introContainer = null; } if (helpContainer) { helpContainer.destroy(); helpContainer = null; } initializeGameplay(); } // Initialize gameplay elements function initializeGameplay() { // Add space background with parallax setup spaceBackground = game.addChild(LK.getAsset('spaceBackground', { anchorX: 0, anchorY: 0 })); spaceBackground.x = 0; spaceBackground.y = 0; // Add second background for seamless scrolling spaceBackground2 = game.addChild(LK.getAsset('spaceBackground', { anchorX: 0, anchorY: 0 })); spaceBackground2.x = 0; spaceBackground2.y = -2732; // Position above first background initializeGameVariables(); initializeUI(); startGameTimer(); } // Initialize all game variables function initializeGameVariables() { // Reset all game variables bullets = []; guitars = []; instruments = []; particles = []; monsters = []; monsterBullets = []; lifeInstruments = []; level = 1; guitarsHit = 0; timeRemaining = 30; guitarSpeed = 3; instrumentSpawnRate = 120; spawnTimer = 0; lives = 3; turboMode = false; turboEndTime = 0; lifeInstrumentsSpawnedThisLevel = 0; lifeInstrumentSpawnTimer = 0; isPressed = false; if (shootTimer) { LK.clearInterval(shootTimer); shootTimer = null; } LK.setScore(0); } // Initialize UI elements function initializeUI() { // Add HUD background to GUI layer hudBackground = LK.gui.top.addChild(LK.getAsset('hudBg', { anchorX: 0.5, anchorY: 0 })); hudBackground.x = 0; hudBackground.y = 0; // Adjust width to cover full screen width in GUI coordinates hudBackground.width = LK.gui.top.width; // Initialize gun gun = game.addChild(new Gun()); gun.x = 1024; gun.y = 2600; // Score display scoreTxt = new Text2('Score: 0', { size: 80, fill: 0x000000, font: "'GillSans-Bold',Impact,'Arial Black',Tahoma" }); scoreTxt.anchor.set(0.5, 0); LK.gui.top.addChild(scoreTxt); // Level display levelTxt = new Text2('Level: 1', { size: 60, fill: 0x000000, font: "'GillSans-Bold',Impact,'Arial Black',Tahoma" }); levelTxt.anchor.set(1, 0); levelTxt.x = -20; LK.gui.topRight.addChild(levelTxt); // Timer display - larger and more prominent timerTxt = new Text2('30', { size: 120, fill: 0xFFFFFF }); timerTxt.anchor.set(1, 0); timerTxt.x = -20; timerTxt.y = 80; LK.gui.topRight.addChild(timerTxt); // Guitars hit display guitarsHitTxt = new Text2('Guitars: 0/3', { size: 60, fill: 0x000000, font: "'GillSans-Bold',Impact,'Arial Black',Tahoma" }); guitarsHitTxt.anchor.set(0.5, 0); guitarsHitTxt.y = 100; LK.gui.top.addChild(guitarsHitTxt); // Lives display container livesContainer = new Container(); livesContainer.x = -100; livesContainer.y = -100; LK.gui.bottomRight.addChild(livesContainer); // Create life icons lifeIcons = []; for (var i = 0; i < 3; i++) { var lifeIcon = LK.getAsset('life', { anchorX: 0.5, anchorY: 0.5 }); lifeIcon.x = -i * 70; // Changed to position icons to the left lifeIcon.y = 0; lifeIcons.push(lifeIcon); livesContainer.addChild(lifeIcon); } // Create turbo timer bar container (initially hidden) turboTimerContainer = new Container(); turboTimerContainer.x = 20; turboTimerContainer.y = -60; turboTimerContainer.visible = false; LK.gui.bottomLeft.addChild(turboTimerContainer); // Timer bar background var timerBarBg = LK.getAsset('hudBg', { anchorX: 0, anchorY: 0 }); timerBarBg.width = 300; timerBarBg.height = 20; timerBarBg.tint = 0x333333; turboTimerContainer.addChild(timerBarBg); // Timer bar fill turboTimerBar = LK.getAsset('hudBg', { anchorX: 0, anchorY: 0 }); turboTimerBar.width = 300; turboTimerBar.height = 20; turboTimerBar.tint = 0x00ff00; turboTimerContainer.addChild(turboTimerBar); } // Start game timer function startGameTimer() { gameTimer = LK.setInterval(function () { timeRemaining--; timerTxt.setText(timeRemaining.toString()); // Add color change when time is running out if (timeRemaining <= 10) { timerTxt.setStyle({ fill: 0xFF0000 }); } else { timerTxt.setStyle({ fill: 0xFFFFFF }); } if (timeRemaining <= 0) { // Lose a life instead of game over lives--; // Remove a life icon if (lifeIcons.length > 0 && lives >= 0) { var removedLife = lifeIcons.pop(); removedLife.destroy(); } // Flash screen red to indicate life lost LK.effects.flashScreen(0xFF0000, 500); // Check if game over if (lives <= 0) { LK.showGameOver(); } else { // Reset timer for next life timeRemaining = 30; timerTxt.setText(timeRemaining.toString()); // Reset timer color timerTxt.setStyle({ fill: 0xFFFFFF }); } } }, 1000); } // Create particle explosion effect function createExplosion(x, y) { var particleCount = Math.floor((15 + Math.floor(Math.random() * 10)) / 4); for (var i = 0; i < particleCount; i++) { var particleType = Math.random() < 0.5 ? 'particle1' : 'particle2'; var particle = new Particle(x, y, particleType); particles.push(particle); game.addChild(particle); // Animate particle tween(particle, { scaleX: 0, scaleY: 0, alpha: 0 }, { duration: particle.lifetime, easing: tween.easeOut, onFinish: function onFinish() { // Particle will be cleaned up in update loop } }); } } // Function to create and fire a bullet function fireBullet() { if (turboMode) { // Fire three bullets in spread pattern var angles = [-0.3, 0, 0.3]; // Spread angles in radians for (var i = 0; i < 3; i++) { var newBullet = new Bullet(); newBullet.x = gun.x; newBullet.y = gun.y - 120; // Add angle to bullet movement newBullet.angle = angles[i]; newBullet.speed = -15; bullets.push(newBullet); game.addChild(newBullet); } } else { // Normal single bullet var newBullet = new Bullet(); newBullet.x = gun.x; newBullet.y = gun.y - 120; bullets.push(newBullet); game.addChild(newBullet); } LK.getSound('shoot').play(); } // Screen tap/click handler for shooting game.down = function (x, y, obj) { if (gameState !== 'playing') { return; } isPressed = true; // Fire immediately on press fireBullet(); // Start continuous shooting timer shootTimer = LK.setInterval(function () { if (isPressed) { fireBullet(); } }, 200); // Fire every 200ms while pressed }; // Screen release handler to stop shooting game.up = function (x, y, obj) { if (gameState !== 'playing') { return; } isPressed = false; if (shootTimer) { LK.clearInterval(shootTimer); shootTimer = null; } }; // Initialize startup screen on game start createStartupScreen(); game.update = function () { // Update parallax background scrolling for all screens if (spaceBackground && spaceBackground2) { spaceBackground.y += parallaxSpeed; spaceBackground2.y += parallaxSpeed; // Reset background positions for seamless loop if (spaceBackground.y >= 2732) { spaceBackground.y = spaceBackground2.y - 2732; } if (spaceBackground2.y >= 2732) { spaceBackground2.y = spaceBackground.y - 2732; } } // Parallax for help screen if (helpContainer && typeof helpSpaceBackground !== "undefined" && typeof helpSpaceBackground2 !== "undefined") { helpSpaceBackground.y += parallaxSpeed; helpSpaceBackground2.y += parallaxSpeed; if (helpSpaceBackground.y >= 2732) { helpSpaceBackground.y = helpSpaceBackground2.y - 2732; } if (helpSpaceBackground2.y >= 2732) { helpSpaceBackground2.y = helpSpaceBackground.y - 2732; } } // Only run game logic during playing state if (gameState !== 'playing') { return; } // Check turbo mode timer if (turboMode) { var timeLeft = turboEndTime - LK.ticks; if (timeLeft <= 0) { turboMode = false; turboTimerContainer.visible = false; LK.effects.flashScreen(0xffffff, 200); } else { // Update timer bar width based on remaining time var progress = timeLeft / TURBO_DURATION; turboTimerBar.width = 300 * progress; } } // Shooting is now handled by screen tap/click in game.down event // Spawn guitars if (LK.ticks % 180 === 0) { // Every 3 seconds var newGuitar = new Guitar(); newGuitar.x = -60; newGuitar.y = 500; // Moved lower to avoid HUD overlap newGuitar.speed = guitarSpeed; guitars.push(newGuitar); game.addChild(newGuitar); } // Spawn monsters occasionally starting from level 2 if (level >= 2 && LK.ticks % 600 === 0 && monsters.length < 2) { // Every 10 seconds, max 2 monsters var newMonster = new Monster(); newMonster.x = 300 + Math.random() * 1448; newMonster.y = 400; monsters.push(newMonster); game.addChild(newMonster); } // Spawn life instruments (10 times per level) lifeInstrumentSpawnTimer++; if (lifeInstrumentSpawnTimer >= 480 && lifeInstrumentsSpawnedThisLevel < 10) { // Every 8 seconds, max 10 per level lifeInstrumentSpawnTimer = 0; var newLifeInstrument = new LifeInstrument(); // Find a safe position away from other objects var maxAttempts = 50; var attempts = 0; var validPosition = false; while (!validPosition && attempts < maxAttempts) { newLifeInstrument.x = 400 + Math.random() * 1248; newLifeInstrument.y = 600 + Math.random() * 1400; validPosition = true; // Check distance from other life instruments for (var li = 0; li < lifeInstruments.length; li++) { var existingLife = lifeInstruments[li]; var dx = newLifeInstrument.x - existingLife.x; var dy = newLifeInstrument.y - existingLife.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < 400) { validPosition = false; break; } } // Check distance from instruments if (validPosition) { for (var inst = 0; inst < instruments.length; inst++) { var existingInst = instruments[inst]; var dx = newLifeInstrument.x - existingInst.x; var dy = newLifeInstrument.y - existingInst.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < 350) { validPosition = false; break; } } } attempts++; } if (validPosition) { lifeInstruments.push(newLifeInstrument); game.addChild(newLifeInstrument); lifeInstrumentsSpawnedThisLevel++; // Add gentle spawn animation tween(newLifeInstrument, { scaleX: 1.2, scaleY: 1.2 }, { duration: 500, easing: tween.easeOut, onFinish: function onFinish() { tween(newLifeInstrument, { scaleX: 1, scaleY: 1 }, { duration: 300, easing: tween.easeInOut }); } }); } } // Spawn random instruments spawnTimer++; if (spawnTimer >= instrumentSpawnRate) { spawnTimer = 0; var types = ['drum', 'flute', 'piano', 'saxophone', 'xylophone', 'tuba', 'harp']; // Only add bomb to spawn types if not in turbo mode, reduce turbo frequency if (!turboMode) { types.push('bomb'); // Reduce turbo spawn frequency by only adding it 20% of the time if (Math.random() < 0.2) { types.push('turbo'); } } var type = types[Math.floor(Math.random() * types.length)]; var newInstrument = new Instrument(type); // Try to find a non-overlapping position var maxAttempts = 50; var attempts = 0; var validPosition = false; while (!validPosition && attempts < maxAttempts) { newInstrument.x = 300 + Math.random() * 1448; newInstrument.y = 500 + Math.random() * 1600; // Check if this position overlaps with existing instruments validPosition = true; for (var m = 0; m < instruments.length; m++) { var existingInstrument = instruments[m]; var dx = newInstrument.x - existingInstrument.x; var dy = newInstrument.y - existingInstrument.y; var distance = Math.sqrt(dx * dx + dy * dy); var minDistance = 300; // Increased minimum distance between instruments if (distance < minDistance) { validPosition = false; break; } } // If this is a bomb, also check overlap with guitars if (validPosition && type === 'bomb') { for (var n = 0; n < guitars.length; n++) { var guitar = guitars[n]; var dx = newInstrument.x - guitar.x; var dy = newInstrument.y - guitar.y; var distance = Math.sqrt(dx * dx + dy * dy); var minDistance = 300; // Same minimum distance for guitars if (distance < minDistance) { validPosition = false; break; } } } attempts++; } // Only add instrument if we found a valid position if (validPosition) { // Set special properties for bomb if (type === 'bomb') { newInstrument.points = -1; // Special marker for bomb newInstrument.instrumentType = 'bomb'; } else if (type === 'turbo') { newInstrument.points = 10; newInstrument.instrumentType = 'turbo'; } instruments.push(newInstrument); game.addChild(newInstrument); } } // Update monster bullets for (var i = monsterBullets.length - 1; i >= 0; i--) { var monsterBullet = monsterBullets[i]; if (monsterBullet.y > 2800) { monsterBullet.destroy(); monsterBullets.splice(i, 1); continue; } // Check collision with gun asset if (monsterBullet.intersects(gun)) { // Hit player lives--; if (lifeIcons.length > 0 && lives >= 0) { var removedLife = lifeIcons.pop(); removedLife.destroy(); } LK.effects.flashScreen(0xFF0000, 500); createExplosion(monsterBullet.x, monsterBullet.y); monsterBullet.destroy(); monsterBullets.splice(i, 1); if (lives <= 0) { LK.showGameOver(); } continue; } } // Update bullets for (var i = bullets.length - 1; i >= 0; i--) { var bullet = bullets[i]; if (bullet.y < -20) { bullet.destroy(); bullets.splice(i, 1); continue; } // Check guitar collisions for (var j = guitars.length - 1; j >= 0; j--) { var guitar = guitars[j]; if (bullet.intersects(guitar)) { LK.setScore(LK.getScore() + guitar.points); scoreTxt.setText('Score: ' + LK.getScore()); guitarsHit++; guitarsHitTxt.setText('Guitars: ' + guitarsHit + '/3'); LK.getSound('guitarHit').play(); LK.effects.flashObject(guitar, 0xFFFFFF, 300); createExplosion(guitar.x, guitar.y); guitar.destroy(); guitars.splice(j, 1); bullet.destroy(); bullets.splice(i, 1); // Check level advancement if (guitarsHit >= 3) { level++; levelTxt.setText('Level: ' + level); guitarsHit = 0; guitarsHitTxt.setText('Guitars: 0/3'); timeRemaining = 30; guitarSpeed += 2; // Increase spawn frequency more aggressively: decrease by 30 instead of 20, with minimum of 30 instead of 60 instrumentSpawnRate = Math.max(30, instrumentSpawnRate - 30); // Reset life instrument spawn counter for new level lifeInstrumentsSpawnedThisLevel = 0; lifeInstrumentSpawnTimer = 0; } break; } } if (i < 0 || i >= bullets.length) { continue; } // Check instrument collisions for (var k = instruments.length - 1; k >= 0; k--) { var instrument = instruments[k]; if (bullet.intersects(instrument)) { // Handle bomb collision if (instrument.instrumentType === 'bomb') { lives--; // Remove a life icon if (lifeIcons.length > 0 && lives >= 0) { var removedLife = lifeIcons.pop(); removedLife.destroy(); } LK.effects.flashScreen(0xFF0000, 500); LK.getSound('bombHit').play(); if (lives <= 0) { LK.showGameOver(); } } else if (instrument.instrumentType === 'turbo') { // Activate turbo mode turboMode = true; turboEndTime = LK.ticks + TURBO_DURATION; turboTimerContainer.visible = true; LK.effects.flashScreen(0x00ff00, 300); LK.getSound('turboHit').play(); LK.setScore(LK.getScore() + 10); scoreTxt.setText('Score: ' + LK.getScore()); } else { // Normal instrument hit LK.setScore(LK.getScore() + instrument.points); scoreTxt.setText('Score: ' + LK.getScore()); // Play specific sound based on instrument type if (instrument.instrumentType === 'drum') { LK.getSound('drumHit').play(); } else if (instrument.instrumentType === 'flute') { LK.getSound('fluteHit').play(); } else if (instrument.instrumentType === 'piano') { LK.getSound('pianoHit').play(); } else if (instrument.instrumentType === 'saxophone') { LK.getSound('saxophoneHit').play(); } else if (instrument.instrumentType === 'xylophone') { LK.getSound('xylophoneHit').play(); } else if (instrument.instrumentType === 'tuba') { LK.getSound('tubaHit').play(); } else if (instrument.instrumentType === 'harp') { LK.getSound('harpHit').play(); } } LK.effects.flashObject(instrument, 0xFFFFFF, 300); createExplosion(instrument.x, instrument.y); instrument.destroy(); instruments.splice(k, 1); bullet.destroy(); bullets.splice(i, 1); break; } } if (i < 0 || i >= bullets.length) { continue; } // Check life instrument collisions for (var li = lifeInstruments.length - 1; li >= 0; li--) { var lifeInstrument = lifeInstruments[li]; if (bullet.intersects(lifeInstrument)) { // Award extra life lives++; // Add new life icon var newLifeIcon = LK.getAsset('life', { anchorX: 0.5, anchorY: 0.5 }); newLifeIcon.x = -lifeIcons.length * 70; newLifeIcon.y = 0; lifeIcons.push(newLifeIcon); livesContainer.addChild(newLifeIcon); // Add spawn animation for new life icon newLifeIcon.alpha = 0; newLifeIcon.scaleX = newLifeIcon.scaleY = 2; tween(newLifeIcon, { alpha: 1, scaleX: 1, scaleY: 1 }, { duration: 500, easing: tween.easeOut }); // Flash screen green to indicate life gained LK.effects.flashScreen(0x00FF00, 300); // Create special explosion effect createExplosion(lifeInstrument.x, lifeInstrument.y); // Award points LK.setScore(LK.getScore() + 5); scoreTxt.setText('Score: ' + LK.getScore()); lifeInstrument.destroy(); lifeInstruments.splice(li, 1); bullet.destroy(); bullets.splice(i, 1); break; } } if (i < 0 || i >= bullets.length) { continue; } // Check monster bullet collisions for (var mb = monsterBullets.length - 1; mb >= 0; mb--) { var monsterBullet = monsterBullets[mb]; if (bullet.intersects(monsterBullet)) { // Award 1 point for shooting monster bullet LK.setScore(LK.getScore() + 1); scoreTxt.setText('Score: ' + LK.getScore()); // Create explosion effect createExplosion(monsterBullet.x, monsterBullet.y); // Destroy both bullets monsterBullet.destroy(); monsterBullets.splice(mb, 1); bullet.destroy(); bullets.splice(i, 1); break; } } if (i < 0 || i >= bullets.length) { continue; } // Check monster collisions for (var m = monsters.length - 1; m >= 0; m--) { var monster = monsters[m]; if (bullet.intersects(monster)) { monster.health--; createExplosion(bullet.x, bullet.y); bullet.destroy(); bullets.splice(i, 1); if (monster.health <= 0) { LK.setScore(LK.getScore() + monster.points); scoreTxt.setText('Score: ' + LK.getScore()); createExplosion(monster.x, monster.y); monster.destroy(); monsters.splice(m, 1); } else { LK.effects.flashObject(monster, 0xFF0000, 200); } break; } } } // Update guitars for (var i = guitars.length - 1; i >= 0; i--) { var guitar = guitars[i]; // Check for collisions with instruments and destroy them for (var q = instruments.length - 1; q >= 0; q--) { var instrument = instruments[q]; if (guitar.intersects(instrument)) { // Create explosion effect createExplosion(instrument.x, instrument.y); // Destroy the instrument instrument.destroy(); instruments.splice(q, 1); } } if (guitar.x > 2108) { guitar.destroy(); guitars.splice(i, 1); } } // Update instruments for (var i = instruments.length - 1; i >= 0; i--) { var instrument = instruments[i]; if (instrument.lifespan <= 0) { instrument.destroy(); instruments.splice(i, 1); } } // Update particles for (var i = particles.length - 1; i >= 0; i--) { var particle = particles[i]; // Update position particle.x += particle.vx; particle.y += particle.vy; // Apply gravity particle.vy += 0.5; // Apply rotation particle.rotation += particle.rotationSpeed; // Slow down horizontal movement particle.vx *= 0.98; // Remove dead particles if (particle.alpha <= 0) { particle.destroy(); particles.splice(i, 1); } } // Update life instruments for (var i = lifeInstruments.length - 1; i >= 0; i--) { var lifeInstrument = lifeInstruments[i]; if (lifeInstrument.lifespan <= 0) { // Fade out animation before destroying tween(lifeInstrument, { alpha: 0, scaleX: 0.5, scaleY: 0.5 }, { duration: 300, easing: tween.easeIn, onFinish: function onFinish() { // Cleanup will happen in next update cycle } }); lifeInstrument.destroy(); lifeInstruments.splice(i, 1); } } // Update monsters (cleanup if needed) for (var i = monsters.length - 1; i >= 0; i--) { var monster = monsters[i]; // Monsters are persistent, only removed when destroyed by bullets } };