/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ // Bird class var Bird = Container.expand(function () { var self = Container.call(this); // Attach a yellow ellipse as the bird var birdAsset = self.attachAsset('bird', { anchorX: 0.5, anchorY: 0.5 }); // Physics properties self.velocityY = 0; self.gravity = 0.9; // Gravity per frame (reduced for easier play) self.flapStrength = -28; // Negative for upward movement // Bird size for collision self.radius = birdAsset.width * 0.45; // Flap method self.flap = function () { self.velocityY = self.flapStrength; }; // Update method called every frame self.update = function () { self.velocityY += self.gravity; self.y += self.velocityY; // Clamp rotation for visual feedback var maxAngle = Math.PI / 4; var minAngle = -Math.PI / 3; var angle = self.velocityY * 0.03; if (angle > maxAngle) angle = maxAngle; if (angle < minAngle) angle = minAngle; birdAsset.rotation = angle; }; return self; }); // PipePair class (top and bottom pipes) var PipePair = Container.expand(function () { var self = Container.call(this); // Pipe properties self.pipeWidth = 220; self.gapHeight = 720; self.speed = 12; // Speed at which pipes move left // Randomize gap position var minGapY = 400; var maxGapY = 2732 - 400 - self.gapHeight; self.gapY = minGapY + Math.floor(Math.random() * (maxGapY - minGapY + 1)); // Top pipe var topPipe = self.attachAsset('pipe', { anchorX: 0, anchorY: 1, width: self.pipeWidth, height: self.gapY, color: 0x4ec04e, shape: 'box' }); topPipe.x = 0; topPipe.y = self.gapY; // Bottom pipe var bottomPipe = self.attachAsset('pipe', { anchorX: 0, anchorY: 0, width: self.pipeWidth, height: 2732 - (self.gapY + self.gapHeight), color: 0x4ec04e, shape: 'box' }); bottomPipe.x = 0; bottomPipe.y = self.gapY + self.gapHeight; // For scoring: has the bird passed this pipe? self.passed = false; // Update method self.update = function () { self.x -= self.speed; }; // Helper for collision rectangles self.getRects = function () { return [ // Top pipe { x: self.x, y: 0, width: self.pipeWidth, height: self.gapY }, // Bottom pipe { x: self.x, y: self.gapY + self.gapHeight, width: self.pipeWidth, height: 2732 - (self.gapY + self.gapHeight) }]; }; return self; }); // Token class (collectible between pipes) var Token = Container.expand(function () { var self = Container.call(this); // Attach the token asset (yellow token image) var tokenAsset = self.attachAsset('token', { anchorX: 0.5, anchorY: 0.5, width: 90, height: 90 }); self.radius = tokenAsset.width * 0.45; self.collected = false; self.update = function () { // Token moves left at the same speed as pipes self.x -= 12; }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x87ceeb // Sky blue }); /**** * Game Code ****/ // Tween plugin for smooth animations (optional, but included for future use) // Centered ground height var groundHeight = 220; // Add a fixed cloud image to the upper section var cloud = LK.getAsset('bulut', { anchorX: 0.5, anchorY: 0.0, width: 320, height: 180, x: 2048 * 0.7, y: 120 }); game.addChild(cloud); // Add a second fixed cloud to the upper section (different position) var cloud2 = LK.getAsset('bulut', { anchorX: 0.5, anchorY: 0.0, width: 260, height: 140, x: 2048 * 0.32, y: 220 }); game.addChild(cloud2); // Bird setup var bird = new Bird(); bird.x = 2048 * 0.32; bird.y = 2732 * 0.5; game.addChild(bird); // Pipes array var pipes = []; // Tokens array (collectibles between pipes) var tokens = []; // Score var score = 0; var scoreTxt = new Text2('0', { size: 180, fill: 0xFFF700 }); scoreTxt.anchor.set(0.5, 0); LK.gui.top.addChild(scoreTxt); // Ground (invisible, for collision) var groundY = 2732 - groundHeight; // Add ground visual (optional, but makes it clear) var ground = LK.getAsset('ground', { anchorX: 0, anchorY: 0, width: 2048, height: groundHeight, color: 0xeecb7a, shape: 'box', y: groundY, x: 0 }); game.addChild(ground); // Add green grass strip on top of the ground var grassHeight = 48; var grass = LK.getAsset('ground', { anchorX: 0, anchorY: 0, width: 2048, height: grassHeight, color: 0x4ec04e, shape: 'box', y: groundY, x: 0 }); game.addChild(grass); // Add many grass tufts ("ot" asset) along the ground for a lush effect var grassTuftWidth = 100; var grassTuftHeight = 100; var grassTuftY = groundY - grassTuftHeight + 24; // Slightly overlap the green strip var grassTuftSpacing = 60; // Overlap for density for (var gx = 0; gx < 2048; gx += grassTuftSpacing) { var tuft = LK.getAsset('ot', { anchorX: 0, anchorY: 0, width: grassTuftWidth, height: grassTuftHeight, x: gx, y: grassTuftY }); game.addChild(tuft); } // Pipe spawn timer var pipeInterval = 90; // Frames between pipes var pipeTimer = 0; // Game state var isAlive = true; var started = false; // Tap/flap handler function flapHandler(x, y, obj) { if (!isAlive) return; if (!started) { started = true; } bird.flap(); LK.getSound('click').play(); } game.down = flapHandler; // Main update loop game.update = function () { if (!isAlive) return; // Only update bird physics if started if (started) { bird.update(); } // Spawn pipes if (started) { pipeTimer++; if (pipeTimer >= pipeInterval) { pipeTimer = 0; var pipe = new PipePair(); pipe.x = 2048; game.addChild(pipe); pipes.push(pipe); // Spawn a token between the pipes var token = new Token(); // Place token in the center of the gap token.x = pipe.x + pipe.pipeWidth / 2; token.y = pipe.gapY + pipe.gapHeight / 2; game.addChild(token); if (!tokens) tokens = []; tokens.push(token); } } // Update pipes and check for off-screen for (var i = pipes.length - 1; i >= 0; i--) { var pipe = pipes[i]; pipe.update(); // Remove pipes that are off screen if (pipe.x + pipe.pipeWidth < 0) { pipe.destroy(); pipes.splice(i, 1); continue; } // Scoring: if bird passed the pipe if (!pipe.passed && pipe.x + pipe.pipeWidth < bird.x) { pipe.passed = true; score++; scoreTxt.setText(score); // Removed score sound here; will play only on token collection } } // Collision detection (pipes) for (var i = 0; i < pipes.length; i++) { var rects = pipes[i].getRects(); for (var j = 0; j < rects.length; j++) { var r = rects[j]; // Circle-rectangle collision var cx = bird.x; var cy = bird.y; var rx = r.x; var ry = r.y; var rw = r.width; var rh = r.height; // Find closest point to circle within rectangle var closestX = cx; if (cx < rx) closestX = rx;else if (cx > rx + rw) closestX = rx + rw; var closestY = cy; if (cy < ry) closestY = ry;else if (cy > ry + rh) closestY = ry + rh; var dx = cx - closestX; var dy = cy - closestY; var distSq = dx * dx + dy * dy; if (distSq < bird.radius * bird.radius) { // Collision! isAlive = false; LK.effects.flashScreen(0xff0000, 800); LK.showGameOver(); return; } } } // Collision with ground if (bird.y + bird.radius > groundY) { isAlive = false; LK.effects.flashScreen(0xff0000, 800); LK.showGameOver(); return; } // Collision with ceiling if (bird.y - bird.radius < 0) { bird.y = bird.radius; bird.velocityY = 0; } // --- Token update, off-screen removal, and collection --- for (var i = tokens.length - 1; i >= 0; i--) { var token = tokens[i]; token.update(); // Remove token if off screen if (token.x + token.radius < 0) { token.destroy(); tokens.splice(i, 1); continue; } // Check for collection (circle-circle collision) var dx = bird.x - token.x; var dy = bird.y - token.y; var distSq = dx * dx + dy * dy; var minDist = bird.radius + token.radius; if (!token.collected && distSq < minDist * minDist) { token.collected = true; LK.getSound('score').play(); // Play score sound on token collection token.destroy(); tokens.splice(i, 1); // Optionally increment score or trigger effect // score++; // scoreTxt.setText(score); } } }; // Reset game state on game over (handled by LK, but for safety) game.on('destroy', function () { pipes = []; isAlive = false; started = false; score = 0; }); /**** * Asset Initialization (for static analysis) ****/ // Bird asset (yellow ellipse) // Pipe asset (green box) // Ground asset (brown box)