Upit | Learn about creating the game Tower Defense Template with gen AI

/**** * Plugins ****/ var tween = LK.import("@upit/tween.v1"); /**** * Classes ****/ var Bullet = Container.expand(function (startX, startY, targetEnemy, damage, speed) { var self = Container.call(this); self.targetEnemy = targetEnemy; self.damage = damage || 10; self.speed = speed || 5; self.x = startX; self.y = startY; var bulletGraphics = self.attachAsset('bullet', { anchorX: 0.5, anchorY: 0.5 }); self.update = function () { // Handle enemy bullets targeting towers if (self.isEnemyBullet) { if (!self.targetEnemy || !self.targetEnemy.parent) { self.destroy(); return; } var dx = self.targetEnemy.x - self.x; var dy = self.targetEnemy.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < self.speed) { // Damage the tower instead of an enemy var tower = self.targetEnemy; if (tower.takeDamage) { tower.takeDamage(self.damage); } self.destroy(); } else { var angle = Math.atan2(dy, dx); self.x += Math.cos(angle) * self.speed; self.y += Math.sin(angle) * self.speed; } return; } // Original enemy targeting logic if (!self.targetEnemy || !self.targetEnemy.parent) { self.destroy(); return; } var dx = self.targetEnemy.x - self.x; var dy = self.targetEnemy.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance < self.speed) { // Apply damage to target enemy self.targetEnemy.health -= self.damage; if (self.targetEnemy.health <= 0) { self.targetEnemy.health = 0; } else { self.targetEnemy.healthBar.width = self.targetEnemy.health / self.targetEnemy.maxHealth * 70; } // Apply special effects based on bullet type if (self.type === 'splash') { // Create visual splash effect var splashEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'splash'); game.addChild(splashEffect); // Splash damage to nearby enemies var splashRadius = CELL_SIZE * 1.5; for (var i = 0; i < enemies.length; i++) { var otherEnemy = enemies[i]; if (otherEnemy !== self.targetEnemy) { var splashDx = otherEnemy.x - self.targetEnemy.x; var splashDy = otherEnemy.y - self.targetEnemy.y; var splashDistance = Math.sqrt(splashDx * splashDx + splashDy * splashDy); if (splashDistance <= splashRadius) { // Apply splash damage (50% of original damage) otherEnemy.health -= self.damage * 0.5; if (otherEnemy.health <= 0) { otherEnemy.health = 0; } else { otherEnemy.healthBar.width = otherEnemy.health / otherEnemy.maxHealth * 70; } } } } } else if (self.type === 'slow') { // Prevent slow effect on immune enemies if (!self.targetEnemy.isImmune) { // Create visual slow effect var slowEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'slow'); game.addChild(slowEffect); // Apply slow effect // Make slow percentage scale with tower level (default 50%, up to 80% at max level) var slowPct = 0.5; if (self.sourceTowerLevel !== undefined) { // Scale: 50% at level 1, 60% at 2, 65% at 3, 70% at 4, 75% at 5, 80% at 6 var slowLevels = [0.5, 0.6, 0.65, 0.7, 0.75, 0.8]; var idx = Math.max(0, Math.min(5, self.sourceTowerLevel - 1)); slowPct = slowLevels[idx]; } if (!self.targetEnemy.slowed) { self.targetEnemy.originalSpeed = self.targetEnemy.speed; self.targetEnemy.speed *= 1 - slowPct; // Slow by X% self.targetEnemy.slowed = true; self.targetEnemy.slowDuration = 180; // 3 seconds at 60 FPS } else { self.targetEnemy.slowDuration = 180; // Reset duration } } } else if (self.type === 'poison') { // Prevent poison effect on immune enemies if (!self.targetEnemy.isImmune) { // Create visual poison effect var poisonEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'poison'); game.addChild(poisonEffect); // Apply poison effect self.targetEnemy.poisoned = true; self.targetEnemy.poisonDamage = self.damage * 0.2; // 20% of original damage per tick self.targetEnemy.poisonDuration = 300; // 5 seconds at 60 FPS } } else if (self.type === 'sniper') { // Create visual critical hit effect for sniper var sniperEffect = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'sniper'); game.addChild(sniperEffect); } self.destroy(); } else { var angle = Math.atan2(dy, dx); self.x += Math.cos(angle) * self.speed; self.y += Math.sin(angle) * self.speed; } }; return self; }); // DebugCell class removed var EffectIndicator = Container.expand(function (x, y, type) { var self = Container.call(this); self.x = x; self.y = y; var effectGraphics = self.attachAsset('rangeCircle', { anchorX: 0.5, anchorY: 0.5 }); effectGraphics.blendMode = 1; switch (type) { case 'splash': effectGraphics.tint = 0x33CC00; effectGraphics.width = effectGraphics.height = CELL_SIZE * 1.5; break; case 'slow': effectGraphics.tint = 0x9900FF; effectGraphics.width = effectGraphics.height = CELL_SIZE; break; case 'poison': effectGraphics.tint = 0x00FFAA; effectGraphics.width = effectGraphics.height = CELL_SIZE; break; case 'sniper': effectGraphics.tint = 0xFF5500; effectGraphics.width = effectGraphics.height = CELL_SIZE; break; } effectGraphics.alpha = 0.7; self.alpha = 0; // Animate the effect tween(self, { alpha: 0.8, scaleX: 1.5, scaleY: 1.5 }, { duration: 200, easing: tween.easeOut, onFinish: function onFinish() { tween(self, { alpha: 0, scaleX: 2, scaleY: 2 }, { duration: 300, easing: tween.easeIn, onFinish: function onFinish() { self.destroy(); } }); } }); return self; }); // Base enemy class for common functionality var Enemy = Container.expand(function (type) { var self = Container.call(this); self.type = type || 'normal'; self.speed = .02; self.cellX = 0; self.cellY = 0; self.currentCellX = 0; self.currentCellY = 0; self.currentTarget = undefined; self.maxHealth = 100; self.health = self.maxHealth; self.bulletsTargetingThis = []; self.waveNumber = currentWave; self.isFlying = false; self.isImmune = false; self.isBoss = false; // Check if this is a boss wave // Check if this is a boss wave // Apply different stats based on enemy type switch (self.type) { case 'fast': self.speed *= 1; // Normal speed (half of previous 2x) self.maxHealth = 1; break; case 'immune': self.isImmune = true; self.maxHealth = 80; break; case 'flying': self.isFlying = true; self.speed *= 2; // 2x speed for flying enemies self.maxHealth = 80; break; case 'tank': self.speed *= 0.5; // Half speed for tank enemies self.maxHealth = 300; // Very high health for tank enemies break; default: // Default enemy uses fast values self.speed *= 1; // Normal speed (half of previous 2x) self.maxHealth = 1; break; } if (currentWave === totalWaves && type !== 'swarm') { self.isBoss = true; // Boss enemies have 20x health and are larger self.maxHealth *= 20; // Slower speed for bosses self.speed = self.speed * 0.7; } self.health = self.maxHealth; // Get appropriate asset for this enemy type var assetId = 'enemy'; if (self.isBoss) { assetId = 'Boss'; } else if (self.type === 'tank') { assetId = 'Tank'; } else if (self.type !== 'normal') { assetId = 'enemy_' + self.type; } var enemyGraphics = self.attachAsset(assetId, { anchorX: 0.5, anchorY: 0.5 }); // Scale up boss enemies if (self.isBoss) { enemyGraphics.scaleX = 1.8; enemyGraphics.scaleY = 1.8; } // Fall back to regular enemy asset if specific type asset not found // Apply tint to differentiate enemy types /*switch (self.type) { case 'fast': enemyGraphics.tint = 0x00AAFF; // Blue for fast enemies break; case 'immune': enemyGraphics.tint = 0xAA0000; // Red for immune enemies break; case 'flying': enemyGraphics.tint = 0xFFFF00; // Yellow for flying enemies break; case 'swarm': enemyGraphics.tint = 0xFF00FF; // Pink for swarm enemies break; }*/ // Create shadow for flying enemies if (self.isFlying) { // Create a shadow container that will be added to the shadow layer self.shadow = new Container(); // Clone the enemy graphics for the shadow var shadowGraphics = self.shadow.attachAsset(assetId || 'enemy', { anchorX: 0.5, anchorY: 0.5 }); // Apply shadow effect shadowGraphics.tint = 0x000000; // Black shadow shadowGraphics.alpha = 0.4; // Semi-transparent // If this is a boss, scale up the shadow to match if (self.isBoss) { shadowGraphics.scaleX = 1.8; shadowGraphics.scaleY = 1.8; } // Position shadow slightly offset self.shadow.x = 20; // Offset right self.shadow.y = 20; // Offset down // Ensure shadow has the same rotation as the enemy shadowGraphics.rotation = enemyGraphics.rotation; } var healthBarOutline = self.attachAsset('healthBarOutline', { anchorX: 0, anchorY: 0.5 }); var healthBarBG = self.attachAsset('healthBar', { anchorX: 0, anchorY: 0.5 }); var healthBar = self.attachAsset('healthBar', { anchorX: 0, anchorY: 0.5 }); healthBarBG.y = healthBarOutline.y = healthBar.y = -enemyGraphics.height / 2 - 10; healthBarOutline.x = -healthBarOutline.width / 2; healthBarBG.x = healthBar.x = -healthBar.width / 2 - .5; healthBar.tint = 0x00ff00; healthBarBG.tint = 0xff0000; self.healthBar = healthBar; self.update = function () { if (self.health <= 0) { self.health = 0; self.healthBar.width = 0; } // Handle slow effect if (self.isImmune) { // Immune enemies cannot be slowed or poisoned, clear any such effects self.slowed = false; self.slowEffect = false; self.poisoned = false; self.poisonEffect = false; // Reset speed to original if needed if (self.originalSpeed !== undefined) { self.speed = self.originalSpeed; } } else { // Handle slow effect if (self.slowed) { // Visual indication of slowed status if (!self.slowEffect) { self.slowEffect = true; } self.slowDuration--; if (self.slowDuration <= 0) { self.speed = self.originalSpeed; self.slowed = false; self.slowEffect = false; // Only reset tint if not poisoned if (!self.poisoned) { enemyGraphics.tint = 0xFFFFFF; // Reset tint } } } // Handle poison effect if (self.poisoned) { // Visual indication of poisoned status if (!self.poisonEffect) { self.poisonEffect = true; } // Apply poison damage every 30 frames (twice per second) if (LK.ticks % 30 === 0) { self.health -= self.poisonDamage; if (self.health <= 0) { self.health = 0; } self.healthBar.width = self.health / self.maxHealth * 70; } self.poisonDuration--; if (self.poisonDuration <= 0) { self.poisoned = false; self.poisonEffect = false; // Only reset tint if not slowed if (!self.slowed) { enemyGraphics.tint = 0xFFFFFF; // Reset tint } } } } // Fast enemy shooting capability if (self.type === 'fast') { // Initialize shooting properties if not already set if (self.shootingCooldown === undefined) { self.shootingCooldown = 0; self.shootingRange = 12 * CELL_SIZE; // 12 cell shooting range (3x increase) self.shootingDamage = 5; self.bulletSpeed = 3; } // Decrease shooting cooldown if (self.shootingCooldown > 0) { self.shootingCooldown--; } // Try to find and shoot at towers within range if (self.shootingCooldown <= 0 && self.currentCellY >= 4) { var targetTower = null; var closestDistance = self.shootingRange; // Find closest tower within shooting range for (var i = 0; i < towers.length; i++) { var tower = towers[i]; // Skip landmine towers - enemies cannot see them if (tower.id === 'landmine') { continue; } var dx = tower.x - self.x; var dy = tower.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance <= self.shootingRange && distance < closestDistance) { closestDistance = distance; targetTower = tower; } } // Shoot at the target tower if found if (targetTower) { var bulletX = self.x; var bulletY = self.y; var enemyBullet = new Bullet(bulletX, bulletY, targetTower, self.shootingDamage, self.bulletSpeed); // Customize enemy bullet appearance if (enemyBullet.children[0]) { enemyBullet.children[0].tint = 0xFF0000; // Red color for enemy bullets enemyBullet.children[0].width = 20; enemyBullet.children[0].height = 20; } // Mark as enemy bullet to handle differently enemyBullet.isEnemyBullet = true; game.addChild(enemyBullet); bullets.push(enemyBullet); // Set cooldown (shoot every 0.5 seconds at 60 FPS) self.shootingCooldown = 30; } } } // Immune enemy shooting capability if (self.type === 'immune') { // Initialize shooting properties if not already set if (self.shootingCooldown === undefined) { self.shootingCooldown = 0; self.shootingRange = 8 * CELL_SIZE; // 8 cell shooting range for immune enemies self.shootingDamage = 8; self.bulletSpeed = 4; } // Decrease shooting cooldown if (self.shootingCooldown > 0) { self.shootingCooldown--; } // Try to find and shoot at towers within range if (self.shootingCooldown <= 0 && self.currentCellY >= 4) { var targetTower = null; var closestDistance = self.shootingRange; // Find closest tower within shooting range for (var i = 0; i < towers.length; i++) { var tower = towers[i]; // Skip landmine towers - enemies cannot see them if (tower.id === 'landmine') { continue; } var dx = tower.x - self.x; var dy = tower.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance <= self.shootingRange && distance < closestDistance) { closestDistance = distance; targetTower = tower; } } // Shoot at the target tower if found if (targetTower) { var bulletX = self.x; var bulletY = self.y; var enemyBullet = new Bullet(bulletX, bulletY, targetTower, self.shootingDamage, self.bulletSpeed); // Customize immune enemy bullet appearance if (enemyBullet.children[0]) { enemyBullet.children[0].tint = 0xAA0000; // Dark red color for immune enemy bullets enemyBullet.children[0].width = 25; enemyBullet.children[0].height = 25; } // Mark as enemy bullet to handle differently enemyBullet.isEnemyBullet = true; game.addChild(enemyBullet); bullets.push(enemyBullet); // Set cooldown (shoot every 1 second at 60 FPS) self.shootingCooldown = 60; } } } // Tank enemy shooting capability if (self.type === 'tank') { // Initialize shooting properties if not already set if (self.shootingCooldown === undefined) { self.shootingCooldown = 0; self.shootingRange = 6 * CELL_SIZE; // 6 cell shooting range for tank enemies self.shootingDamage = 12; self.bulletSpeed = 2; } // Decrease shooting cooldown if (self.shootingCooldown > 0) { self.shootingCooldown--; } // Try to find and shoot at towers within range if (self.shootingCooldown <= 0 && self.currentCellY >= 4) { var targetTower = null; var closestDistance = self.shootingRange; // Find closest tower within shooting range for (var i = 0; i < towers.length; i++) { var tower = towers[i]; // Skip landmine towers - enemies cannot see them if (tower.id === 'landmine') { continue; } var dx = tower.x - self.x; var dy = tower.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); if (distance <= self.shootingRange && distance < closestDistance) { closestDistance = distance; targetTower = tower; } } // Shoot at the target tower if found if (targetTower) { var bulletX = self.x; var bulletY = self.y; var enemyBullet = new Bullet(bulletX, bulletY, targetTower, self.shootingDamage, self.bulletSpeed); // Customize tank enemy bullet appearance if (enemyBullet.children[0]) { enemyBullet.children[0].tint = 0x888888; // Gray color for tank enemy bullets enemyBullet.children[0].width = 30; enemyBullet.children[0].height = 30; } // Mark as enemy bullet to handle differently enemyBullet.isEnemyBullet = true; game.addChild(enemyBullet); bullets.push(enemyBullet); // Set cooldown (shoot every 2 seconds at 60 FPS) self.shootingCooldown = 120; } } } // Set tint based on effect status if (self.isImmune) { enemyGraphics.tint = 0xFFFFFF; } else if (self.poisoned && self.slowed) { // Combine poison (0x00FFAA) and slow (0x9900FF) colors // Simple average: R: (0+153)/2=76, G: (255+0)/2=127, B: (170+255)/2=212 enemyGraphics.tint = 0x4C7FD4; } else if (self.poisoned) { enemyGraphics.tint = 0x00FFAA; } else if (self.slowed) { enemyGraphics.tint = 0x9900FF; } else { enemyGraphics.tint = 0xFFFFFF; } if (self.currentTarget) { var ox = self.currentTarget.x - self.currentCellX; var oy = self.currentTarget.y - self.currentCellY; if (ox !== 0 || oy !== 0) { var angle = Math.atan2(oy, ox) + Math.PI / 2; if (enemyGraphics.targetRotation === undefined) { enemyGraphics.targetRotation = angle; enemyGraphics.rotation = angle; } else { if (Math.abs(angle - enemyGraphics.targetRotation) > 0.25) { // Further increased threshold to reduce tween frequency tween.stop(enemyGraphics, { rotation: true }); // Calculate the shortest angle to rotate var currentRotation = enemyGraphics.rotation; var angleDiff = angle - currentRotation; // Normalize angle difference to -PI to PI range for shortest path while (angleDiff > Math.PI) { angleDiff -= Math.PI * 2; } while (angleDiff < -Math.PI) { angleDiff += Math.PI * 2; } enemyGraphics.targetRotation = angle; tween(enemyGraphics, { rotation: currentRotation + angleDiff }, { duration: 150, // Reduced duration for faster rotation easing: tween.easeOut }); } } } } healthBarOutline.y = healthBarBG.y = healthBar.y = -enemyGraphics.height / 2 - 10; }; return self; }); var GoldIndicator = Container.expand(function (value, x, y) { var self = Container.call(this); var shadowText = new Text2("+" + value, { size: 45, fill: 0x000000, weight: 800 }); shadowText.anchor.set(0.5, 0.5); shadowText.x = 2; shadowText.y = 2; self.addChild(shadowText); var goldText = new Text2("+" + value, { size: 45, fill: 0xFFD700, weight: 800 }); goldText.anchor.set(0.5, 0.5); self.addChild(goldText); self.x = x; self.y = y; self.alpha = 0; self.scaleX = 0.5; self.scaleY = 0.5; tween(self, { alpha: 1, scaleX: 1.2, scaleY: 1.2, y: y - 40 }, { duration: 50, easing: tween.easeOut, onFinish: function onFinish() { tween(self, { alpha: 0, scaleX: 1.5, scaleY: 1.5, y: y - 80 }, { duration: 600, easing: tween.easeIn, delay: 800, onFinish: function onFinish() { self.destroy(); } }); } }); return self; }); var Grid = Container.expand(function (gridWidth, gridHeight) { var self = Container.call(this); self.cells = []; self.spawns = []; self.goals = []; for (var i = 0; i < gridWidth; i++) { self.cells[i] = []; for (var j = 0; j < gridHeight; j++) { self.cells[i][j] = { score: 0, pathId: 0, towersInRange: [] }; } } /* Cell Types 0: Transparent floor 1: Wall 2: Spawn 3: Goal */ // Create simplified straight road path waypoints with 3-cell width var pathWaypoints = [{ x: 12, y: 0 }, // Start point (spawn) { x: 12, y: 8 }, // First horizontal road { x: 2, y: 8 }, // Turn down { x: 2, y: 15 }, // Second horizontal road { x: 22, y: 15 }, // Turn down { x: 22, y: 22 }, // Third horizontal road { x: 12, y: 22 }, // Final segment to goal { x: 12, y: gridHeight - 1 } // End point (goal) ]; // Create path cells array to mark which cells are part of the road var pathCells = []; // Generate path between waypoints for (var w = 0; w < pathWaypoints.length - 1; w++) { var start = pathWaypoints[w]; var end = pathWaypoints[w + 1]; // Create straight line between waypoints var steps = Math.max(Math.abs(end.x - start.x), Math.abs(end.y - start.y)); for (var s = 0; s <= steps; s++) { var t = steps === 0 ? 0 : s / steps; var pathX = Math.round(start.x + (end.x - start.x) * t); var pathY = Math.round(start.y + (end.y - start.y) * t); // Add path width - make road 7 cells wide horizontally, 3 cells wide vertically for (var offsetX = -3; offsetX <= 3; offsetX++) { for (var offsetY = -1; offsetY <= 1; offsetY++) { var cellX = pathX + offsetX; var cellY = pathY + offsetY; if (cellX >= 0 && cellX < gridWidth && cellY >= 0 && cellY < gridHeight) { var key = cellX + ',' + cellY; if (pathCells.indexOf(key) === -1) { pathCells.push(key); } } } } } } for (var i = 0; i < gridWidth; i++) { for (var j = 0; j < gridHeight; j++) { var cell = self.cells[i][j]; var cellKey = i + ',' + j; var isOnPath = pathCells.indexOf(cellKey) !== -1; // Default to wall, then carve out path and other areas var cellType = 1; // Wall by default // Set path cells if (isOnPath) { cellType = 0; // Path } // Set spawn points at the start of the path if (i >= 11 && i <= 13 && j === 0) { cellType = 2; // Spawn self.spawns.push(cell); } // Set goal points at the end of the path if (i >= 11 && i <= 13 && j === gridHeight - 1) { cellType = 3; // Goal self.goals.push(cell); } // Keep borders as walls if (i === 0 || i === gridWidth - 1 || j === 0 || j === gridHeight - 1) { if (cellType !== 2 && cellType !== 3) { // Don't override spawn/goal cellType = 1; // Wall } } cell.type = cellType; cell.x = i; cell.y = j; cell.upLeft = self.cells[i - 1] && self.cells[i - 1][j - 1]; cell.up = self.cells[i - 1] && self.cells[i - 1][j]; cell.upRight = self.cells[i - 1] && self.cells[i - 1][j + 1]; cell.left = self.cells[i][j - 1]; cell.right = self.cells[i][j + 1]; cell.downLeft = self.cells[i + 1] && self.cells[i + 1][j - 1]; cell.down = self.cells[i + 1] && self.cells[i + 1][j]; cell.downRight = self.cells[i + 1] && self.cells[i + 1][j + 1]; cell.neighbors = [cell.upLeft, cell.up, cell.upRight, cell.right, cell.downRight, cell.down, cell.downLeft, cell.left]; cell.targets = []; // Render road asset for path cells if (isOnPath) { var roadVisual = self.attachAsset('road', { anchorX: 0.5, anchorY: 0.6 }); roadVisual.x = i * CELL_SIZE + CELL_SIZE / 2; roadVisual.y = j * CELL_SIZE + CELL_SIZE / 2; } // Debug cells removed for performance } } self.getCell = function (x, y) { return self.cells[x] && self.cells[x][y]; }; self.pathFind = function () { var before = new Date().getTime(); var toProcess = self.goals.concat([]); maxScore = 0; pathId += 1; for (var a = 0; a < toProcess.length; a++) { toProcess[a].pathId = pathId; } function processNode(node, targetValue, targetNode) { if (node && node.type != 1) { if (node.pathId < pathId || targetValue < node.score) { node.targets = [targetNode]; } else if (node.pathId == pathId && targetValue == node.score) { node.targets.push(targetNode); } if (node.pathId < pathId || targetValue < node.score) { node.score = targetValue; if (node.pathId != pathId) { toProcess.push(node); } node.pathId = pathId; if (targetValue > maxScore) { maxScore = targetValue; } } } } while (toProcess.length) { var nodes = toProcess; toProcess = []; for (var a = 0; a < nodes.length; a++) { var node = nodes[a]; var targetScore = node.score + 14142; if (node.up && node.left && node.up.type != 1 && node.left.type != 1) { processNode(node.upLeft, targetScore, node); } if (node.up && node.right && node.up.type != 1 && node.right.type != 1) { processNode(node.upRight, targetScore, node); } if (node.down && node.right && node.down.type != 1 && node.right.type != 1) { processNode(node.downRight, targetScore, node); } if (node.down && node.left && node.down.type != 1 && node.left.type != 1) { processNode(node.downLeft, targetScore, node); } targetScore = node.score + 10000; processNode(node.up, targetScore, node); processNode(node.right, targetScore, node); processNode(node.down, targetScore, node); processNode(node.left, targetScore, node); } } for (var a = 0; a < self.spawns.length; a++) { if (self.spawns[a].pathId != pathId) { console.warn("Spawn blocked"); return true; } } for (var a = 0; a < enemies.length; a++) { var enemy = enemies[a]; // Skip enemies that haven't entered the viewable area yet if (enemy.currentCellY < 4) { continue; } // Skip flying enemies from path check as they can fly over obstacles if (enemy.isFlying) { continue; } var target = self.getCell(enemy.cellX, enemy.cellY); if (enemy.currentTarget) { if (enemy.currentTarget.pathId != pathId) { if (!target || target.pathId != pathId) { console.warn("Enemy blocked 1 "); return true; } } } else if (!target || target.pathId != pathId) { console.warn("Enemy blocked 2"); return true; } } console.log("Speed", new Date().getTime() - before); }; self.renderDebug = function () { // Debug cells removed for performance }; self.updateEnemy = function (enemy) { var cell = grid.getCell(enemy.cellX, enemy.cellY); if (cell && cell.type == 3) { return true; } if (enemy.isFlying && enemy.shadow) { enemy.shadow.x = enemy.x + 20; // Match enemy x-position + offset enemy.shadow.y = enemy.y + 20; // Match enemy y-position + offset // Match shadow rotation with enemy rotation if (enemy.children[0] && enemy.shadow.children[0]) { enemy.shadow.children[0].rotation = enemy.children[0].rotation; } } // Check if the enemy has reached the entry area (y position is at least 5) var hasReachedEntryArea = enemy.currentCellY >= 4; // If enemy hasn't reached the entry area yet, just move down vertically if (!hasReachedEntryArea) { // Move directly downward enemy.currentCellY += enemy.speed; // Rotate enemy graphic to face downward (PI/2 radians = 90 degrees) + 90 degrees right var angle = Math.PI / 2 + Math.PI / 2; if (enemy.children[0] && enemy.children[0].targetRotation === undefined) { enemy.children[0].targetRotation = angle; enemy.children[0].rotation = angle; } else if (enemy.children[0]) { if (Math.abs(angle - enemy.children[0].targetRotation) > 0.05) { tween.stop(enemy.children[0], { rotation: true }); // Calculate the shortest angle to rotate var currentRotation = enemy.children[0].rotation; var angleDiff = angle - currentRotation; // Normalize angle difference to -PI to PI range for shortest path while (angleDiff > Math.PI) { angleDiff -= Math.PI * 2; } while (angleDiff < -Math.PI) { angleDiff += Math.PI * 2; } // Set target rotation and animate to it enemy.children[0].targetRotation = angle; tween(enemy.children[0], { rotation: currentRotation + angleDiff }, { duration: 250, easing: tween.easeOut }); } } // Update enemy's position (reduce calculation frequency) if (LK.ticks % 2 === 0) { enemy.x = grid.x + enemy.currentCellX * CELL_SIZE; enemy.y = grid.y + enemy.currentCellY * CELL_SIZE; } // If enemy has now reached the entry area, update cell coordinates if (enemy.currentCellY >= 4) { enemy.cellX = Math.round(enemy.currentCellX); enemy.cellY = Math.round(enemy.currentCellY); } return false; } // After reaching entry area, handle flying enemies differently if (enemy.isFlying) { // Assign flying enemies to one of 3 vertical lanes if not already assigned if (enemy.flyingLane === undefined) { // Determine lane based on spawn position: left (9-10), center (11-12), right (13-14) if (enemy.cellX <= 10) { enemy.flyingLane = 0; // Left lane - x position 6 enemy.targetX = 6; } else if (enemy.cellX <= 12) { enemy.flyingLane = 1; // Center lane - x position 12 enemy.targetX = 12; } else { enemy.flyingLane = 2; // Right lane - x position 18 enemy.targetX = 18; } } // Move straight down in the assigned lane enemy.currentCellY += enemy.speed; // Gradually move to the target X position (lane center) var xDiff = enemy.targetX - enemy.currentCellX; if (Math.abs(xDiff) > 0.1) { enemy.currentCellX += xDiff * 0.05; // Gradual movement to lane center } // Rotate enemy graphic to face downward var angle = Math.PI; // Face downward (180 degrees) if (enemy.children[0] && enemy.children[0].targetRotation === undefined) { enemy.children[0].targetRotation = angle; enemy.children[0].rotation = angle; } else if (enemy.children[0]) { if (Math.abs(angle - enemy.children[0].targetRotation) > 0.05) { tween.stop(enemy.children[0], { rotation: true }); // Calculate the shortest angle to rotate var currentRotation = enemy.children[0].rotation; var angleDiff = angle - currentRotation; // Normalize angle difference to -PI to PI range for shortest path while (angleDiff > Math.PI) { angleDiff -= Math.PI * 2; } while (angleDiff < -Math.PI) { angleDiff += Math.PI * 2; } // Set target rotation and animate to it enemy.children[0].targetRotation = angle; tween(enemy.children[0], { rotation: currentRotation + angleDiff }, { duration: 250, easing: tween.easeOut }); } } // Update the cell position to track where the flying enemy is enemy.cellX = Math.round(enemy.currentCellX); enemy.cellY = Math.round(enemy.currentCellY); // Update visual position enemy.x = grid.x + enemy.currentCellX * CELL_SIZE; enemy.y = grid.y + enemy.currentCellY * CELL_SIZE; // Check if enemy reached the bottom (goal) var cell = grid.getCell(enemy.cellX, enemy.cellY); if (cell && cell.type == 3) { return true; } // Update shadow position if this is a flying enemy return false; } // Handle normal pathfinding enemies if (enemy.type === 'fast') { // Fast enemies move straight down without pathfinding or turning enemy.currentCellY += enemy.speed; enemy.cellX = Math.round(enemy.currentCellX); enemy.cellY = Math.round(enemy.currentCellY); // Set rotation to face straight down without animation if (enemy.children[0]) { enemy.children[0].rotation = Math.PI; // Face downward (180 degrees) enemy.children[0].targetRotation = Math.PI; } } else { // Normal pathfinding for non-fast enemies if (!enemy.currentTarget && cell && cell.targets && cell.targets.length > 0) { enemy.currentTarget = cell.targets[0]; } if (enemy.currentTarget) { // Check if current cell has a better target (closer to goal) if (cell && cell.targets && cell.targets.length > 0 && cell.score < enemy.currentTarget.score) { enemy.currentTarget = cell.targets[0]; } var ox = enemy.currentTarget.x - enemy.currentCellX; var oy = enemy.currentTarget.y - enemy.currentCellY; var dist = Math.sqrt(ox * ox + oy * oy); if (dist < enemy.speed) { enemy.cellX = Math.round(enemy.currentCellX); enemy.cellY = Math.round(enemy.currentCellY); enemy.currentTarget = undefined; return; } var angle = Math.atan2(oy, ox) + Math.PI / 2; enemy.currentCellX += Math.cos(angle - Math.PI / 2) * enemy.speed; enemy.currentCellY += Math.sin(angle - Math.PI / 2) * enemy.speed; } else if (cell && cell.targets && cell.targets.length > 0) { // If no current target, pick the first available target from current cell enemy.currentTarget = cell.targets[0]; } } enemy.x = grid.x + enemy.currentCellX * CELL_SIZE; enemy.y = grid.y + enemy.currentCellY * CELL_SIZE; }; }); var NextWaveButton = Container.expand(function () { var self = Container.call(this); var buttonBackground = self.attachAsset('notification', { anchorX: 0.5, anchorY: 0.5 }); buttonBackground.width = 300; buttonBackground.height = 100; buttonBackground.tint = 0x0088FF; var buttonText = new Text2("Next Wave", { size: 50, fill: 0xFFFFFF, weight: 800 }); buttonText.anchor.set(0.5, 0.5); self.addChild(buttonText); self.enabled = false; self.visible = false; self.update = function () { if (waveIndicator && waveIndicator.gameStarted && currentWave < totalWaves) { self.enabled = true; self.visible = true; buttonBackground.tint = 0x0088FF; self.alpha = 1; } else { self.enabled = false; self.visible = false; buttonBackground.tint = 0x888888; self.alpha = 0.7; } }; self.down = function () { if (!self.enabled) { return; } if (waveIndicator.gameStarted && currentWave < totalWaves) { currentWave++; // Increment to the next wave directly waveTimer = 0; // Reset wave timer waveInProgress = true; waveSpawned = false; // Get the type of the current wave (which is now the next wave) var waveType = waveIndicator.getWaveTypeName(currentWave); var enemyCount = waveIndicator.getEnemyCount(currentWave); var notification = game.addChild(new Notification("Wave " + currentWave + " (" + waveType + " - " + enemyCount + " enemies) activated!")); notification.x = 2048 / 2; notification.y = grid.height - 150; } }; return self; }); var Notification = Container.expand(function (message) { var self = Container.call(this); var notificationGraphics = self.attachAsset('notification', { anchorX: 0.5, anchorY: 0.5 }); var notificationText = new Text2(message, { size: 50, fill: 0x000000, weight: 800 }); notificationText.anchor.set(0.5, 0.5); notificationGraphics.width = notificationText.width + 30; self.addChild(notificationText); self.alpha = 1; var fadeOutTime = 120; self.update = function () { if (fadeOutTime > 0) { fadeOutTime--; self.alpha = Math.min(fadeOutTime / 120 * 2, 1); } else { self.destroy(); } }; return self; }); var SourceTower = Container.expand(function (towerType) { var self = Container.call(this); self.towerType = towerType || 'trap'; // Increase size of base for easier touch var baseGraphics = self.attachAsset('Box', { anchorX: 0.5, anchorY: 0.5, scaleX: 1.3, scaleY: 1.3 }); switch (self.towerType) { case 'landmine': baseGraphics.tint = 0x00AAFF; break; case 'sniper': baseGraphics.tint = 0xFF5500; break; case 'splash': baseGraphics.tint = 0x33CC00; break; case 'slow': baseGraphics.tint = 0x9900FF; break; case 'poison': baseGraphics.tint = 0x00FFAA; break; default: baseGraphics.tint = 0xAAAAAA; } var towerCost = getTowerCost(self.towerType); // Add shadow for tower type label var typeLabelShadow = new Text2(self.towerType.charAt(0).toUpperCase() + self.towerType.slice(1), { size: 50, fill: 0x000000, weight: 800 }); typeLabelShadow.anchor.set(0.5, 0.5); typeLabelShadow.x = 4; typeLabelShadow.y = -20 + 4; self.addChild(typeLabelShadow); // Add tower type label var typeLabel = new Text2(self.towerType.charAt(0).toUpperCase() + self.towerType.slice(1), { size: 50, fill: 0xFFFFFF, weight: 800 }); typeLabel.anchor.set(0.5, 0.5); typeLabel.y = -20; // Position above center of tower self.addChild(typeLabel); // Add cost shadow var costLabelShadow = new Text2(towerCost, { size: 50, fill: 0x000000, weight: 800 }); costLabelShadow.anchor.set(0.5, 0.5); costLabelShadow.x = 4; costLabelShadow.y = 24 + 12; self.addChild(costLabelShadow); // Add cost label var costLabel = new Text2(towerCost, { size: 50, fill: 0xFFD700, weight: 800 }); costLabel.anchor.set(0.5, 0.5); costLabel.y = 20 + 12; self.addChild(costLabel); self.update = function () { // Check if player can afford this tower var canAfford = gold >= getTowerCost(self.towerType); // Set opacity based on affordability self.alpha = canAfford ? 1 : 0.5; }; return self; }); var Tower = Container.expand(function (id) { var self = Container.call(this); self.id = id || 'trap'; self.level = 1; self.maxLevel = 6; self.gridX = 0; self.gridY = 0; self.range = 3 * CELL_SIZE; // Standardized method to get the current range of the tower self.getRange = function () { // Always calculate range based on tower type and level switch (self.id) { case 'sniper': // Sniper: base 10, +1.6 per level, but final upgrade gets a huge boost (2x increase) if (self.level === self.maxLevel) { return 24 * CELL_SIZE; // Significantly increased range for max level (2x increase) } return (10 + (self.level - 1) * 1.6) * CELL_SIZE; case 'splash': // Splash: base 2, +0.2 per level (max ~4 blocks at max level) return (2 + (self.level - 1) * 0.2) * CELL_SIZE; case 'landmine': // Landmine: base 2.5, +0.5 per level return (2.5 + (self.level - 1) * 0.5) * CELL_SIZE; case 'slow': // Slow: base 3.5, +0.5 per level return (3.5 + (self.level - 1) * 0.5) * CELL_SIZE; case 'poison': // Poison: base 3.2, +0.5 per level return (3.2 + (self.level - 1) * 0.5) * CELL_SIZE; default: // Trap: base 3, +0.5 per level return (3 + (self.level - 1) * 0.5) * CELL_SIZE; } }; self.cellsInRange = []; self.fireRate = 60; self.bulletSpeed = 5; self.damage = 10; self.lastFired = 0; self.targetEnemy = null; switch (self.id) { case 'landmine': self.fireRate = 30; self.damage = 5; self.range = 2.5 * CELL_SIZE; self.bulletSpeed = 7; break; case 'sniper': self.fireRate = 90; self.damage = 25; self.range = 5 * CELL_SIZE; self.bulletSpeed = 25; break; case 'splash': self.fireRate = 75; self.damage = 15; self.range = 2 * CELL_SIZE; self.bulletSpeed = 4; break; case 'slow': self.fireRate = 50; self.damage = 8; self.range = 3.5 * CELL_SIZE; self.bulletSpeed = 5; break; case 'poison': self.fireRate = 70; self.damage = 12; self.range = 3.2 * CELL_SIZE; self.bulletSpeed = 5; break; } var assetToUse = self.id === 'landmine' ? 'landmine' : self.id === 'sniper' ? 'Sniper' : 'Trap'; var baseGraphics = self.attachAsset(assetToUse, { anchorX: 0.5, anchorY: 0.5 }); switch (self.id) { case 'landmine': // Remove tint to show natural landmine asset break; case 'sniper': // Remove tint to show natural sniper asset break; case 'splash': baseGraphics.tint = 0x33CC00; break; case 'slow': baseGraphics.tint = 0x9900FF; break; case 'poison': baseGraphics.tint = 0x00FFAA; break; default: baseGraphics.tint = 0xAAAAAA; } var levelIndicators = []; var maxDots = self.maxLevel; var dotSpacing = baseGraphics.width / (maxDots + 1); var dotSize = CELL_SIZE / 6; for (var i = 0; i < maxDots; i++) { var dot = new Container(); var outlineCircle = dot.attachAsset('towerLevelIndicator', { anchorX: 0.5, anchorY: 0.5 }); outlineCircle.width = dotSize + 4; outlineCircle.height = dotSize + 4; outlineCircle.tint = 0x000000; var towerLevelIndicator = dot.attachAsset('towerLevelIndicator', { anchorX: 0.5, anchorY: 0.5 }); towerLevelIndicator.width = dotSize; towerLevelIndicator.height = dotSize; towerLevelIndicator.tint = 0xCCCCCC; dot.x = -CELL_SIZE + dotSpacing * (i + 1); dot.y = CELL_SIZE * 0.7; self.addChild(dot); levelIndicators.push(dot); } var gunContainer = new Container(); self.addChild(gunContainer); self.updateLevelIndicators = function () { for (var i = 0; i < maxDots; i++) { var dot = levelIndicators[i]; var towerLevelIndicator = dot.children[1]; if (i < self.level) { towerLevelIndicator.tint = 0xFFFFFF; } else { switch (self.id) { case 'landmine': towerLevelIndicator.tint = 0x00AAFF; break; case 'sniper': towerLevelIndicator.tint = 0xFF5500; break; case 'splash': towerLevelIndicator.tint = 0x33CC00; break; case 'slow': towerLevelIndicator.tint = 0x9900FF; break; case 'poison': towerLevelIndicator.tint = 0x00FFAA; break; default: towerLevelIndicator.tint = 0xAAAAAA; } } } }; self.updateLevelIndicators(); self.refreshCellsInRange = function () { for (var i = 0; i < self.cellsInRange.length; i++) { var cell = self.cellsInRange[i]; var towerIndex = cell.towersInRange.indexOf(self); if (towerIndex !== -1) { cell.towersInRange.splice(towerIndex, 1); } } self.cellsInRange = []; var rangeRadius = self.getRange() / CELL_SIZE; var centerX = self.gridX + 1; var centerY = self.gridY + 1; var minI = Math.floor(centerX - rangeRadius - 0.5); var maxI = Math.ceil(centerX + rangeRadius + 0.5); var minJ = Math.floor(centerY - rangeRadius - 0.5); var maxJ = Math.ceil(centerY + rangeRadius + 0.5); for (var i = minI; i <= maxI; i++) { for (var j = minJ; j <= maxJ; j++) { var closestX = Math.max(i, Math.min(centerX, i + 1)); var closestY = Math.max(j, Math.min(centerY, j + 1)); var deltaX = closestX - centerX; var deltaY = closestY - centerY; var distanceSquared = deltaX * deltaX + deltaY * deltaY; if (distanceSquared <= rangeRadius * rangeRadius) { var cell = grid.getCell(i, j); if (cell) { self.cellsInRange.push(cell); cell.towersInRange.push(self); } } } } // Only render debug when tower is selected to improve performance if (selectedTower === self) { grid.renderDebug(); } }; self.getTotalValue = function () { var baseTowerCost = getTowerCost(self.id); var totalInvestment = baseTowerCost; var baseUpgradeCost = baseTowerCost; // Upgrade cost now scales with base tower cost for (var i = 1; i < self.level; i++) { totalInvestment += Math.floor(baseUpgradeCost * Math.pow(2, i - 1)); } return totalInvestment; }; self.upgrade = function () { if (self.level < self.maxLevel) { // Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost var baseUpgradeCost = getTowerCost(self.id); var upgradeCost; // Make last upgrade level extra expensive if (self.level === self.maxLevel - 1) { upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.level - 1) * 3.5 / 2); // Half the cost for final upgrade } else { upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.level - 1)); } if (gold >= upgradeCost) { setGold(gold - upgradeCost); self.level++; // No need to update self.range here; getRange() is now the source of truth // Apply tower-specific upgrades based on type if (self.id === 'landmine') { if (self.level === self.maxLevel) { // Extra powerful last upgrade (double the effect) self.fireRate = Math.max(4, 30 - self.level * 9); // double the effect self.damage = 5 + self.level * 10; // double the effect self.bulletSpeed = 7 + self.level * 2.4; // double the effect } else { self.fireRate = Math.max(15, 30 - self.level * 3); // Fast tower gets faster with upgrades self.damage = 5 + self.level * 3; self.bulletSpeed = 7 + self.level * 0.7; } } else { if (self.level === self.maxLevel) { // Extra powerful last upgrade for all other towers (double the effect) self.fireRate = Math.max(5, 60 - self.level * 24); // double the effect self.damage = 10 + self.level * 20; // double the effect self.bulletSpeed = 5 + self.level * 2.4; // double the effect } else { self.fireRate = Math.max(20, 60 - self.level * 8); self.damage = 10 + self.level * 5; self.bulletSpeed = 5 + self.level * 0.5; } } self.refreshCellsInRange(); self.updateLevelIndicators(); if (self.level > 1) { var levelDot = levelIndicators[self.level - 1].children[1]; tween(levelDot, { scaleX: 1.5, scaleY: 1.5 }, { duration: 300, easing: tween.elasticOut, onFinish: function onFinish() { tween(levelDot, { scaleX: 1, scaleY: 1 }, { duration: 200, easing: tween.easeOut }); } }); } return true; } else { var notification = game.addChild(new Notification("Not enough gold to upgrade!")); notification.x = 2048 / 2; notification.y = grid.height - 50; return false; } } return false; }; self.findTarget = function () { var closestEnemy = null; var closestScore = Infinity; for (var i = 0; i < enemies.length; i++) { var enemy = enemies[i]; var dx = enemy.x - self.x; var dy = enemy.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); // Check if enemy is in range if (distance <= self.getRange()) { // Handle flying enemies differently - they can be targeted regardless of path if (enemy.isFlying) { // For flying enemies, prioritize by distance to the goal if (enemy.flyingTarget) { var goalX = enemy.flyingTarget.x; var goalY = enemy.flyingTarget.y; var distToGoal = Math.sqrt((goalX - enemy.cellX) * (goalX - enemy.cellX) + (goalY - enemy.cellY) * (goalY - enemy.cellY)); // Use distance to goal as score if (distToGoal < closestScore) { closestScore = distToGoal; closestEnemy = enemy; } } else { // If no flying target yet (shouldn't happen), prioritize by distance to tower if (distance < closestScore) { closestScore = distance; closestEnemy = enemy; } } } else { // For ground enemies, landmine towers target any ground enemy in range if (self.id === 'landmine') { // Landmine targets any ground enemy by distance if (distance < closestScore) { closestScore = distance; closestEnemy = enemy; } } else { // For other towers, use the original path-based targeting // Get the cell for this enemy var cell = grid.getCell(enemy.cellX, enemy.cellY); if (cell && cell.pathId === pathId) { // Use the cell's score (distance to exit) for prioritization // Lower score means closer to exit if (cell.score < closestScore) { closestScore = cell.score; closestEnemy = enemy; } } } } } } if (!closestEnemy) { self.targetEnemy = null; } return closestEnemy; }; self.update = function () { // Only find targets every 3 frames to reduce performance impact if (LK.ticks % 3 === 0) { self.targetEnemy = self.findTarget(); } // Special handling for landmine towers - explode on contact if (self.id === 'landmine' && self.targetEnemy) { var dx = self.targetEnemy.x - self.x; var dy = self.targetEnemy.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); // Check if enemy is close enough to trigger explosion (within 50 pixels) and is ground-based if (distance <= 50 && !self.targetEnemy.isFlying) { // Create landmine explosion effect with enhanced animation var landmineExplosion = new EffectIndicator(self.x, self.y, 'splash'); landmineExplosion.children[0].tint = 0xFF4500; // Orange explosion color landmineExplosion.children[0].width = landmineExplosion.children[0].height = CELL_SIZE * 2.5; landmineExplosion.scaleX = 0.3; landmineExplosion.scaleY = 0.3; landmineExplosion.alpha = 1; game.addChild(landmineExplosion); // Multi-stage landmine explosion animation tween(landmineExplosion, { scaleX: 1.8, scaleY: 1.8, alpha: 0.9 }, { duration: 150, easing: tween.elasticOut, onFinish: function onFinish() { tween(landmineExplosion, { scaleX: 2.5, scaleY: 2.5, alpha: 0 }, { duration: 300, easing: tween.easeIn, onFinish: function onFinish() { landmineExplosion.destroy(); } }); } }); // Create enemy explosion effect with enhanced animation var enemyExplosion = new EffectIndicator(self.targetEnemy.x, self.targetEnemy.y, 'splash'); enemyExplosion.children[0].tint = 0xFF0000; // Red explosion color enemyExplosion.children[0].width = enemyExplosion.children[0].height = CELL_SIZE * 2; enemyExplosion.scaleX = 0.2; enemyExplosion.scaleY = 0.2; enemyExplosion.alpha = 1; game.addChild(enemyExplosion); // Multi-stage enemy explosion animation tween(enemyExplosion, { scaleX: 1.5, scaleY: 1.5, alpha: 0.8 }, { duration: 120, easing: tween.bounceOut, onFinish: function onFinish() { tween(enemyExplosion, { scaleX: 2.2, scaleY: 2.2, alpha: 0 }, { duration: 250, easing: tween.easeOut, onFinish: function onFinish() { enemyExplosion.destroy(); } }); } }); // Create additional shockwave effect for landmine var shockwave = new EffectIndicator(self.x, self.y, 'splash'); shockwave.children[0].tint = 0xFFFFFF; shockwave.children[0].alpha = 0.3; shockwave.children[0].width = shockwave.children[0].height = CELL_SIZE * 0.5; shockwave.alpha = 0.8; game.addChild(shockwave); // Animate shockwave expanding rapidly tween(shockwave, { scaleX: 4, scaleY: 4, alpha: 0 }, { duration: 400, easing: tween.easeOut, onFinish: function onFinish() { shockwave.destroy(); } }); // Mark enemy for destruction self.targetEnemy.health = 0; // Mark landmine tower for destruction self.shouldDestroy = true; return; } } if (self.targetEnemy && self.id !== 'landmine') { var dx = self.targetEnemy.x - self.x; var dy = self.targetEnemy.y - self.y; var angle = Math.atan2(dy, dx); // Special rotation handling for sniper towers if (self.id === 'sniper') { // Use the main tower graphics (baseGraphics) for sniper rotation var sniperGraphics = self.children[0]; // The sniper asset if (sniperGraphics.targetRotation === undefined) { sniperGraphics.targetRotation = angle; sniperGraphics.rotation = angle; } else { if (Math.abs(angle - sniperGraphics.targetRotation) > 0.1) { // Stop any ongoing rotation tweens tween.stop(sniperGraphics, { rotation: true }); // Calculate the shortest angle to rotate var currentRotation = sniperGraphics.rotation; var angleDiff = angle - currentRotation; // Normalize angle difference to -PI to PI range for shortest path while (angleDiff > Math.PI) { angleDiff -= Math.PI * 2; } while (angleDiff < -Math.PI) { angleDiff += Math.PI * 2; } sniperGraphics.targetRotation = angle; tween(sniperGraphics, { rotation: currentRotation + angleDiff }, { duration: 200, easing: tween.easeOut }); } } } else { gunContainer.rotation = angle; } if (LK.ticks - self.lastFired >= self.fireRate) { self.fire(); self.lastFired = LK.ticks; } } }; self.down = function (x, y, obj) { var existingMenus = game.children.filter(function (child) { return child instanceof UpgradeMenu; }); var hasOwnMenu = false; var rangeCircle = null; for (var i = 0; i < game.children.length; i++) { if (game.children[i].isTowerRange && game.children[i].tower === self) { rangeCircle = game.children[i]; break; } } for (var i = 0; i < existingMenus.length; i++) { if (existingMenus[i].tower === self) { hasOwnMenu = true; break; } } if (hasOwnMenu) { for (var i = 0; i < existingMenus.length; i++) { if (existingMenus[i].tower === self) { hideUpgradeMenu(existingMenus[i]); } } if (rangeCircle) { game.removeChild(rangeCircle); } selectedTower = null; grid.renderDebug(); return; } for (var i = 0; i < existingMenus.length; i++) { existingMenus[i].destroy(); } for (var i = game.children.length - 1; i >= 0; i--) { if (game.children[i].isTowerRange) { game.removeChild(game.children[i]); } } selectedTower = self; var rangeIndicator = new Container(); rangeIndicator.isTowerRange = true; rangeIndicator.tower = self; game.addChild(rangeIndicator); rangeIndicator.x = self.x; rangeIndicator.y = self.y; var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', { anchorX: 0.5, anchorY: 0.5 }); rangeGraphics.width = rangeGraphics.height = self.getRange() * 2; rangeGraphics.alpha = 0.3; var upgradeMenu = new UpgradeMenu(self); game.addChild(upgradeMenu); upgradeMenu.x = 2048 / 2; tween(upgradeMenu, { y: 2732 - 225 }, { duration: 200, easing: tween.backOut }); grid.renderDebug(); }; self.isInRange = function (enemy) { if (!enemy) { return false; } var dx = enemy.x - self.x; var dy = enemy.y - self.y; var distance = Math.sqrt(dx * dx + dy * dy); return distance <= self.getRange(); }; // Method to handle damage from enemy bullets self.takeDamage = function (damage) { // Special handling for sniper towers - track hits instead of health if (self.id === 'sniper') { // Initialize hit counter if not set if (self.hitCount === undefined) { self.hitCount = 0; } self.hitCount++; // Create hit indicator effect var hitEffect = new EffectIndicator(self.x, self.y, 'sniper'); hitEffect.children[0].tint = 0xFF0000; // Red hit indicator hitEffect.children[0].width = hitEffect.children[0].height = CELL_SIZE; game.addChild(hitEffect); // Destroy sniper after 5 hits if (self.hitCount >= 5) { // Mark sniper for destruction self.shouldDestroy = true; // Create destruction effect var destructionEffect = new EffectIndicator(self.x, self.y, 'splash'); destructionEffect.children[0].tint = 0xFF4500; // Orange destruction color destructionEffect.children[0].width = destructionEffect.children[0].height = CELL_SIZE * 2; game.addChild(destructionEffect); } } else { // Initialize tower health if not set for non-sniper towers if (self.towerHealth === undefined) { self.towerHealth = 100; // Base tower health self.maxTowerHealth = 100; } self.towerHealth -= damage; if (self.towerHealth <= 0) { self.towerHealth = 0; // Mark tower for destruction self.shouldDestroy = true; // Create destruction effect var destructionEffect = new EffectIndicator(self.x, self.y, 'splash'); destructionEffect.children[0].tint = 0xFF4500; // Orange destruction color destructionEffect.children[0].width = destructionEffect.children[0].height = CELL_SIZE * 2; game.addChild(destructionEffect); } } }; self.fire = function () { // Trap and landmine towers cannot shoot if (self.id === 'trap' || self.id === 'landmine') { return; } if (self.targetEnemy) { var potentialDamage = 0; for (var i = 0; i < self.targetEnemy.bulletsTargetingThis.length; i++) { potentialDamage += self.targetEnemy.bulletsTargetingThis[i].damage; } if (self.targetEnemy.health > potentialDamage) { var bulletX = self.x + Math.cos(gunContainer.rotation) * 40; var bulletY = self.y + Math.sin(gunContainer.rotation) * 40; var bullet = new Bullet(bulletX, bulletY, self.targetEnemy, self.damage, self.bulletSpeed); // Set bullet type based on tower type bullet.type = self.id; // For slow tower, pass level for scaling slow effect if (self.id === 'slow') { bullet.sourceTowerLevel = self.level; } // Customize bullet appearance based on tower type switch (self.id) { case 'sniper': bullet.children[0].tint = 0xFF5500; bullet.children[0].width = 15; bullet.children[0].height = 15; break; case 'splash': bullet.children[0].tint = 0x33CC00; bullet.children[0].width = 40; bullet.children[0].height = 40; break; case 'slow': bullet.children[0].tint = 0x9900FF; bullet.children[0].width = 35; bullet.children[0].height = 35; break; case 'poison': bullet.children[0].tint = 0x00FFAA; bullet.children[0].width = 35; bullet.children[0].height = 35; break; } game.addChild(bullet); bullets.push(bullet); self.targetEnemy.bulletsTargetingThis.push(bullet); // --- Fire recoil effect for gunContainer --- // Stop any ongoing recoil tweens before starting a new one tween.stop(gunContainer, { x: true, y: true, scaleX: true, scaleY: true }); // Always use the original resting position for recoil, never accumulate offset if (gunContainer._restX === undefined) { gunContainer._restX = 0; } if (gunContainer._restY === undefined) { gunContainer._restY = 0; } if (gunContainer._restScaleX === undefined) { gunContainer._restScaleX = 1; } if (gunContainer._restScaleY === undefined) { gunContainer._restScaleY = 1; } // Reset to resting position before animating (in case of interrupted tweens) gunContainer.x = gunContainer._restX; gunContainer.y = gunContainer._restY; gunContainer.scaleX = gunContainer._restScaleX; gunContainer.scaleY = gunContainer._restScaleY; // Calculate recoil offset (recoil back along the gun's rotation) var recoilDistance = 8; var recoilX = -Math.cos(gunContainer.rotation) * recoilDistance; var recoilY = -Math.sin(gunContainer.rotation) * recoilDistance; // Animate recoil back from the resting position tween(gunContainer, { x: gunContainer._restX + recoilX, y: gunContainer._restY + recoilY }, { duration: 60, easing: tween.cubicOut, onFinish: function onFinish() { // Animate return to original position/scale tween(gunContainer, { x: gunContainer._restX, y: gunContainer._restY }, { duration: 90, easing: tween.cubicIn }); } }); } } }; self.placeOnGrid = function (gridX, gridY) { self.gridX = gridX; self.gridY = gridY; self.x = grid.x + gridX * CELL_SIZE + CELL_SIZE / 2; self.y = grid.y + gridY * CELL_SIZE + CELL_SIZE / 2; for (var i = 0; i < 2; i++) { for (var j = 0; j < 2; j++) { var cell = grid.getCell(gridX + i, gridY + j); if (cell) { // Store original type before placing tower cell.originalType = cell.type; // Allow placement on any cell type - don't force to wall type } } } self.refreshCellsInRange(); }; return self; }); var TowerPreview = Container.expand(function () { var self = Container.call(this); var towerRange = 3; var rangeInPixels = towerRange * CELL_SIZE; self.towerType = 'trap'; self.hasEnoughGold = true; var rangeIndicator = new Container(); self.addChild(rangeIndicator); var rangeGraphics = rangeIndicator.attachAsset('rangeCircle', { anchorX: 0.5, anchorY: 0.5 }); rangeGraphics.alpha = 0.3; var previewGraphics = self.attachAsset('Box', { anchorX: 0.5, anchorY: 0.5 }); previewGraphics.width = CELL_SIZE * 2; previewGraphics.height = CELL_SIZE * 2; self.canPlace = false; self.gridX = 0; self.gridY = 0; self.blockedByEnemy = false; var updateCounter = 0; self.update = function () { // Only check every 10 frames to reduce performance impact updateCounter++; if (updateCounter % 10 === 0) { var previousHasEnoughGold = self.hasEnoughGold; self.hasEnoughGold = gold >= getTowerCost(self.towerType); // Only update appearance if the affordability status has changed if (previousHasEnoughGold !== self.hasEnoughGold) { self.updateAppearance(); } } }; self.updateAppearance = function () { // Use Tower class to get the source of truth for range var tempTower = new Tower(self.towerType); var previewRange = tempTower.getRange(); // Clean up tempTower to avoid memory leaks if (tempTower && tempTower.destroy) { tempTower.destroy(); } // Set range indicator using unified range logic rangeGraphics.width = rangeGraphics.height = previewRange * 2; switch (self.towerType) { case 'landmine': previewGraphics.tint = 0x00AAFF; break; case 'sniper': previewGraphics.tint = 0xFF5500; break; case 'splash': previewGraphics.tint = 0x33CC00; break; case 'slow': previewGraphics.tint = 0x9900FF; break; case 'poison': previewGraphics.tint = 0x00FFAA; break; default: previewGraphics.tint = 0xAAAAAA; } if (!self.canPlace || !self.hasEnoughGold) { previewGraphics.tint = 0xFF0000; } }; self.updatePlacementStatus = function () { var validGridPlacement = true; // Prevent placement in upper sixth of screen (y < 455) var screenY = grid.y + self.gridY * CELL_SIZE; if (screenY < 455) { validGridPlacement = false; } else { // Allow placement anywhere else on the grid for (var i = 0; i < 2; i++) { for (var j = 0; j < 2; j++) { var cell = grid.getCell(self.gridX + i, self.gridY + j); if (!cell) { validGridPlacement = false; break; } } if (!validGridPlacement) { break; } } } self.blockedByEnemy = false; if (validGridPlacement) { for (var i = 0; i < enemies.length; i++) { var enemy = enemies[i]; if (enemy.currentCellY < 4) { continue; } // Only check non-flying enemies, flying enemies can pass over towers if (!enemy.isFlying) { if (enemy.cellX >= self.gridX && enemy.cellX < self.gridX + 2 && enemy.cellY >= self.gridY && enemy.cellY < self.gridY + 2) { self.blockedByEnemy = true; break; } if (enemy.currentTarget) { var targetX = enemy.currentTarget.x; var targetY = enemy.currentTarget.y; if (targetX >= self.gridX && targetX < self.gridX + 2 && targetY >= self.gridY && targetY < self.gridY + 2) { self.blockedByEnemy = true; break; } } } } } self.canPlace = validGridPlacement && !self.blockedByEnemy; self.hasEnoughGold = gold >= getTowerCost(self.towerType); self.updateAppearance(); }; self.checkPlacement = function () { self.updatePlacementStatus(); }; self.snapToGrid = function (x, y) { var gridPosX = x - grid.x; var gridPosY = y - grid.y; self.gridX = Math.floor(gridPosX / CELL_SIZE); self.gridY = Math.floor(gridPosY / CELL_SIZE); self.x = grid.x + self.gridX * CELL_SIZE + CELL_SIZE / 2; self.y = grid.y + self.gridY * CELL_SIZE + CELL_SIZE / 2; self.checkPlacement(); }; return self; }); var UpgradeMenu = Container.expand(function (tower) { var self = Container.call(this); self.tower = tower; self.y = 2732 + 225; var menuBackground = self.attachAsset('notification', { anchorX: 0.5, anchorY: 0.5 }); menuBackground.width = 2048; menuBackground.height = 500; menuBackground.tint = 0x444444; menuBackground.alpha = 0.9; var towerTypeText = new Text2(self.tower.id.charAt(0).toUpperCase() + self.tower.id.slice(1) + ' Tower', { size: 80, fill: 0xFFFFFF, weight: 800 }); towerTypeText.anchor.set(0, 0); towerTypeText.x = -840; towerTypeText.y = -160; self.addChild(towerTypeText); var statsText = new Text2('Level: ' + self.tower.level + '/' + self.tower.maxLevel + '\nDamage: ' + self.tower.damage + '\nFire Rate: ' + (60 / self.tower.fireRate).toFixed(1) + '/s', { size: 70, fill: 0xFFFFFF, weight: 400 }); statsText.anchor.set(0, 0.5); statsText.x = -840; statsText.y = 50; self.addChild(statsText); var buttonsContainer = new Container(); buttonsContainer.x = 500; self.addChild(buttonsContainer); var upgradeButton = new Container(); buttonsContainer.addChild(upgradeButton); var buttonBackground = upgradeButton.attachAsset('notification', { anchorX: 0.5, anchorY: 0.5 }); buttonBackground.width = 500; buttonBackground.height = 150; var isMaxLevel = self.tower.level >= self.tower.maxLevel; // Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost var baseUpgradeCost = getTowerCost(self.tower.id); var upgradeCost; if (isMaxLevel) { upgradeCost = 0; } else if (self.tower.level === self.tower.maxLevel - 1) { upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2); } else { upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1)); } buttonBackground.tint = isMaxLevel ? 0x888888 : gold >= upgradeCost ? 0x00AA00 : 0x888888; var buttonText = new Text2(isMaxLevel ? 'Max Level' : 'Upgrade: ' + upgradeCost + ' gold', { size: 60, fill: 0xFFFFFF, weight: 800 }); buttonText.anchor.set(0.5, 0.5); upgradeButton.addChild(buttonText); var sellButton = new Container(); buttonsContainer.addChild(sellButton); var sellButtonBackground = sellButton.attachAsset('notification', { anchorX: 0.5, anchorY: 0.5 }); sellButtonBackground.width = 500; sellButtonBackground.height = 150; sellButtonBackground.tint = 0xCC0000; var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0; var sellValue = getTowerSellValue(totalInvestment); var sellButtonText = new Text2('Sell: +' + sellValue + ' gold', { size: 60, fill: 0xFFFFFF, weight: 800 }); sellButtonText.anchor.set(0.5, 0.5); sellButton.addChild(sellButtonText); upgradeButton.y = -85; sellButton.y = 85; var closeButton = new Container(); self.addChild(closeButton); var closeBackground = closeButton.attachAsset('notification', { anchorX: 0.5, anchorY: 0.5 }); closeBackground.width = 90; closeBackground.height = 90; closeBackground.tint = 0xAA0000; var closeText = new Text2('X', { size: 68, fill: 0xFFFFFF, weight: 800 }); closeText.anchor.set(0.5, 0.5); closeButton.addChild(closeText); closeButton.x = menuBackground.width / 2 - 57; closeButton.y = -menuBackground.height / 2 + 57; upgradeButton.down = function (x, y, obj) { if (self.tower.level >= self.tower.maxLevel) { var notification = game.addChild(new Notification("Tower is already at max level!")); notification.x = 2048 / 2; notification.y = grid.height - 50; return; } if (self.tower.upgrade()) { // Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost var baseUpgradeCost = getTowerCost(self.tower.id); if (self.tower.level >= self.tower.maxLevel) { upgradeCost = 0; } else if (self.tower.level === self.tower.maxLevel - 1) { upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2); } else { upgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1)); } statsText.setText('Level: ' + self.tower.level + '/' + self.tower.maxLevel + '\nDamage: ' + self.tower.damage + '\nFire Rate: ' + (60 / self.tower.fireRate).toFixed(1) + '/s'); buttonText.setText('Upgrade: ' + upgradeCost + ' gold'); var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0; var sellValue = Math.floor(totalInvestment * 0.6); sellButtonText.setText('Sell: +' + sellValue + ' gold'); if (self.tower.level >= self.tower.maxLevel) { buttonBackground.tint = 0x888888; buttonText.setText('Max Level'); } var rangeCircle = null; for (var i = 0; i < game.children.length; i++) { if (game.children[i].isTowerRange && game.children[i].tower === self.tower) { rangeCircle = game.children[i]; break; } } if (rangeCircle) { var rangeGraphics = rangeCircle.children[0]; rangeGraphics.width = rangeGraphics.height = self.tower.getRange() * 2; } else { var newRangeIndicator = new Container(); newRangeIndicator.isTowerRange = true; newRangeIndicator.tower = self.tower; game.addChildAt(newRangeIndicator, 0); newRangeIndicator.x = self.tower.x; newRangeIndicator.y = self.tower.y; var rangeGraphics = newRangeIndicator.attachAsset('rangeCircle', { anchorX: 0.5, anchorY: 0.5 }); rangeGraphics.width = rangeGraphics.height = self.tower.getRange() * 2; rangeGraphics.alpha = 0.3; } tween(self, { scaleX: 1.05, scaleY: 1.05 }, { duration: 100, easing: tween.easeOut, onFinish: function onFinish() { tween(self, { scaleX: 1, scaleY: 1 }, { duration: 100, easing: tween.easeIn }); } }); } }; sellButton.down = function (x, y, obj) { var totalInvestment = self.tower.getTotalValue ? self.tower.getTotalValue() : 0; var sellValue = getTowerSellValue(totalInvestment); setGold(gold + sellValue); var notification = game.addChild(new Notification("Tower sold for " + sellValue + " gold!")); notification.x = 2048 / 2; notification.y = grid.height - 50; var gridX = self.tower.gridX; var gridY = self.tower.gridY; for (var i = 0; i < 2; i++) { for (var j = 0; j < 2; j++) { var cell = grid.getCell(gridX + i, gridY + j); if (cell) { // Restore original cell type or default to ground (type 1) if no original type stored cell.type = cell.originalType !== undefined ? cell.originalType : 1; var towerIndex = cell.towersInRange.indexOf(self.tower); if (towerIndex !== -1) { cell.towersInRange.splice(towerIndex, 1); } } } } if (selectedTower === self.tower) { selectedTower = null; } var towerIndex = towers.indexOf(self.tower); if (towerIndex !== -1) { towers.splice(towerIndex, 1); } towerLayer.removeChild(self.tower); grid.pathFind(); grid.renderDebug(); self.destroy(); for (var i = 0; i < game.children.length; i++) { if (game.children[i].isTowerRange && game.children[i].tower === self.tower) { game.removeChild(game.children[i]); break; } } }; closeButton.down = function (x, y, obj) { hideUpgradeMenu(self); selectedTower = null; grid.renderDebug(); }; self.update = function () { if (self.tower.level >= self.tower.maxLevel) { if (buttonText.text !== 'Max Level') { buttonText.setText('Max Level'); buttonBackground.tint = 0x888888; } return; } // Exponential upgrade cost: base cost * (2 ^ (level-1)), scaled by tower base cost var baseUpgradeCost = getTowerCost(self.tower.id); var currentUpgradeCost; if (self.tower.level >= self.tower.maxLevel) { currentUpgradeCost = 0; } else if (self.tower.level === self.tower.maxLevel - 1) { currentUpgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1) * 3.5 / 2); } else { currentUpgradeCost = Math.floor(baseUpgradeCost * Math.pow(2, self.tower.level - 1)); } var canAfford = gold >= currentUpgradeCost; buttonBackground.tint = canAfford ? 0x00AA00 : 0x888888; var newText = 'Upgrade: ' + currentUpgradeCost + ' gold'; if (buttonText.text !== newText) { buttonText.setText(newText); } }; return self; }); var WaveIndicator = Container.expand(function () { var self = Container.call(this); self.gameStarted = false; self.waveMarkers = []; self.waveTypes = []; self.enemyCounts = []; self.indicatorWidth = 0; self.lastBossType = null; // Track the last boss type to avoid repeating var blockWidth = 400; var totalBlocksWidth = blockWidth * totalWaves; var startMarker = new Container(); var startBlock = startMarker.attachAsset('notification', { anchorX: 0.5, anchorY: 0.5 }); startBlock.width = blockWidth - 10; startBlock.height = 70 * 2; startBlock.tint = 0x00AA00; // Add shadow for start text var startTextShadow = new Text2("Start Game", { size: 50, fill: 0x000000, weight: 800 }); startTextShadow.anchor.set(0.5, 0.5); startTextShadow.x = 4; startTextShadow.y = 4; startMarker.addChild(startTextShadow); var startText = new Text2("Start Game", { size: 50, fill: 0xFFFFFF, weight: 800 }); startText.anchor.set(0.5, 0.5); startMarker.addChild(startText); startMarker.x = -self.indicatorWidth; self.addChild(startMarker); self.waveMarkers.push(startMarker); startMarker.down = function () { if (!self.gameStarted) { self.gameStarted = true; currentWave = 0; waveTimer = nextWaveTime; startBlock.tint = 0x00FF00; startText.setText("Started!"); startTextShadow.setText("Started!"); // Make sure shadow position remains correct after text change startTextShadow.x = 4; startTextShadow.y = 4; var notification = game.addChild(new Notification("Game started! Wave 1 incoming!")); notification.x = 2048 / 2; notification.y = grid.height - 150; } }; for (var i = 0; i < totalWaves; i++) { var marker = new Container(); var block = marker.attachAsset('notification', { anchorX: 0.5, anchorY: 0.5 }); block.width = blockWidth - 10; block.height = 70 * 2; // --- Begin new unified wave logic --- var waveType = "normal"; var enemyType = "normal"; var enemyCount = 10; var isBossWave = i + 1 === totalWaves; // Ensure all types appear in early waves if (i === 0) { block.tint = 0x00AAFF; waveType = "Fast"; enemyType = "fast"; enemyCount = 10; } else if (i === 1) { block.tint = 0xAA0000; waveType = "Immune"; enemyType = "immune"; enemyCount = 10; } else if (i === 2) { block.tint = 0xFFFF00; waveType = "Flying"; enemyType = "flying"; enemyCount = 3; } else if (i === 3) { block.tint = 0x888888; waveType = "Tank"; enemyType = "tank"; enemyCount = 5; } else if (i === 4) { block.tint = 0xAA0000; waveType = "Immune"; enemyType = "immune"; enemyCount = 10; } else if (i === 8) { // Wave 9 - Fast block.tint = 0x00AAFF; waveType = "Fast"; enemyType = "fast"; enemyCount = 10; } else if (i === 9) { // Wave 10 - Flying block.tint = 0xFFFF00; waveType = "Flying"; enemyType = "flying"; enemyCount = 3; } else if (i === 10) { // Wave 11 - Immune block.tint = 0xAA0000; waveType = "Immune"; enemyType = "immune"; enemyCount = 10; } else if (isBossWave) { // Boss waves: cycle through all boss types, last boss is always flying var bossTypes = ['fast', 'immune', 'flying']; var bossTypeIndex = Math.floor((i + 1) / 10) - 1; if (i === totalWaves - 1) { // Last boss is always flying enemyType = 'flying'; waveType = "Boss Flying"; block.tint = 0xFFFF00; } else { enemyType = bossTypes[bossTypeIndex % bossTypes.length]; switch (enemyType) { case 'fast': block.tint = 0x00AAFF; waveType = "Boss Fast"; break; case 'immune': block.tint = 0xAA0000; waveType = "Boss Immune"; break; case 'flying': block.tint = 0xFFFF00; waveType = "Boss Flying"; break; } } enemyCount = 1; // Make the wave indicator for boss waves stand out // Set boss wave color to the color of the wave type switch (enemyType) { case 'fast': block.tint = 0x00AAFF; break; case 'immune': block.tint = 0xAA0000; break; case 'flying': block.tint = 0xFFFF00; break; default: block.tint = 0xFF0000; break; } } else if ((i + 1) % 5 === 0) { // Every 5th non-boss wave is fast block.tint = 0x00AAFF; waveType = "Fast"; enemyType = "fast"; enemyCount = 10; } else if ((i + 1) % 4 === 0) { // Every 4th non-boss wave is immune block.tint = 0xAA0000; waveType = "Immune"; enemyType = "immune"; enemyCount = 10; } else if ((i + 1) % 7 === 0) { // Every 7th non-boss wave is flying block.tint = 0xFFFF00; waveType = "Flying"; enemyType = "flying"; enemyCount = 3; } else if ((i + 1) % 3 === 0) { // Every 3rd non-boss wave is fast block.tint = 0x00AAFF; waveType = "Fast"; enemyType = "fast"; enemyCount = 10; } else { block.tint = 0x00AAFF; waveType = "Fast"; enemyType = "fast"; enemyCount = 10; } // --- End new unified wave logic --- // Mark boss waves with a special visual indicator if (isBossWave) { // Add a crown or some indicator to the wave marker for boss waves var bossIndicator = marker.attachAsset('towerLevelIndicator', { anchorX: 0.5, anchorY: 0.5 }); bossIndicator.width = 30; bossIndicator.height = 30; bossIndicator.tint = 0xFFD700; // Gold color bossIndicator.y = -block.height / 2 - 15; // Change the wave type text to indicate boss waveType = "BOSS"; } // Store the wave type and enemy count self.waveTypes[i] = enemyType; self.enemyCounts[i] = enemyCount; // Add shadow for wave type - 30% smaller than before var waveTypeShadow = new Text2(waveType, { size: 56, fill: 0x000000, weight: 800 }); waveTypeShadow.anchor.set(0.5, 0.5); waveTypeShadow.x = 4; waveTypeShadow.y = 4; marker.addChild(waveTypeShadow); // Add wave type text - 30% smaller than before var waveTypeText = new Text2(waveType, { size: 56, fill: 0xFFFFFF, weight: 800 }); waveTypeText.anchor.set(0.5, 0.5); waveTypeText.y = 0; marker.addChild(waveTypeText); // Add shadow for wave number - 20% larger than before var waveNumShadow = new Text2((i + 1).toString(), { size: 48, fill: 0x000000, weight: 800 }); waveNumShadow.anchor.set(1.0, 1.0); waveNumShadow.x = blockWidth / 2 - 16 + 5; waveNumShadow.y = block.height / 2 - 12 + 5; marker.addChild(waveNumShadow); // Main wave number text - 20% larger than before var waveNum = new Text2((i + 1).toString(), { size: 48, fill: 0xFFFFFF, weight: 800 }); waveNum.anchor.set(1.0, 1.0); waveNum.x = blockWidth / 2 - 16; waveNum.y = block.height / 2 - 12; marker.addChild(waveNum); marker.x = -self.indicatorWidth + (i + 1) * blockWidth; self.addChild(marker); self.waveMarkers.push(marker); } // Get wave type for a specific wave number self.getWaveType = function (waveNumber) { if (waveNumber < 1 || waveNumber > totalWaves) { return "fast"; } // If this is a boss wave (waveNumber % 10 === 0), and the type is the same as lastBossType // then we should return a different boss type var waveType = self.waveTypes[waveNumber - 1]; return waveType; }; // Get enemy count for a specific wave number self.getEnemyCount = function (waveNumber) { if (waveNumber < 1 || waveNumber > totalWaves) { return 10; } return self.enemyCounts[waveNumber - 1]; }; // Get display name for a wave type self.getWaveTypeName = function (waveNumber) { var type = self.getWaveType(waveNumber); var typeName = type.charAt(0).toUpperCase() + type.slice(1); // Add boss prefix for boss waves (final wave) if (waveNumber === totalWaves) { typeName = "BOSS"; } return typeName; }; self.positionIndicator = new Container(); var indicator = self.positionIndicator.attachAsset('towerLevelIndicator', { anchorX: 0.5, anchorY: 0.5 }); indicator.width = blockWidth - 10; indicator.height = 16; indicator.tint = 0xffad0e; indicator.y = -65; var indicator2 = self.positionIndicator.attachAsset('towerLevelIndicator', { anchorX: 0.5, anchorY: 0.5 }); indicator2.width = blockWidth - 10; indicator2.height = 16; indicator2.tint = 0xffad0e; indicator2.y = 65; var leftWall = self.positionIndicator.attachAsset('towerLevelIndicator', { anchorX: 0.5, anchorY: 0.5 }); leftWall.width = 16; leftWall.height = 146; leftWall.tint = 0xffad0e; leftWall.x = -(blockWidth - 16) / 2; var rightWall = self.positionIndicator.attachAsset('towerLevelIndicator', { anchorX: 0.5, anchorY: 0.5 }); rightWall.width = 16; rightWall.height = 146; rightWall.tint = 0xffad0e; rightWall.x = (blockWidth - 16) / 2; self.addChild(self.positionIndicator); self.update = function () { var progress = waveTimer / nextWaveTime; var moveAmount = (progress + currentWave) * blockWidth; for (var i = 0; i < self.waveMarkers.length; i++) { var marker = self.waveMarkers[i]; marker.x = -moveAmount + i * blockWidth; } self.positionIndicator.x = 0; for (var i = 0; i < totalWaves + 1; i++) { var marker = self.waveMarkers[i]; if (i === 0) { continue; } var block = marker.children[0]; if (i - 1 < currentWave) { block.alpha = .5; } } self.handleWaveProgression = function () { if (!self.gameStarted) { return; } if (currentWave < totalWaves) { waveTimer++; if (waveTimer >= nextWaveTime) { waveTimer = 0; currentWave++; waveInProgress = true; waveSpawned = false; if (currentWave != 1) { var waveType = self.getWaveTypeName(currentWave); var enemyCount = self.getEnemyCount(currentWave); var notification = game.addChild(new Notification("Wave " + currentWave + " (" + waveType + " - " + enemyCount + " enemies) incoming!")); notification.x = 2048 / 2; notification.y = grid.height - 150; } } } }; self.handleWaveProgression(); }; return self; }); /**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0xD2B48C }); /**** * Game Code ****/ var isHidingUpgradeMenu = false; function hideUpgradeMenu(menu) { if (isHidingUpgradeMenu) { return; } isHidingUpgradeMenu = true; tween(menu, { y: 2732 + 225 }, { duration: 150, easing: tween.easeIn, onFinish: function onFinish() { menu.destroy(); isHidingUpgradeMenu = false; } }); } var CELL_SIZE = 76; var pathId = 1; var maxScore = 0; var enemies = []; var towers = []; var bullets = []; var defenses = []; var selectedTower = null; var gold = 80; var lives = 20; var score = 0; var currentWave = 0; var totalWaves = 12; var waveTimer = 0; var waveInProgress = false; var waveSpawned = false; var nextWaveTime = 1500; var sourceTower = null; var enemiesToSpawn = 10; // Default number of enemies per wave var goldText = new Text2('Gold: ' + gold, { size: 60, fill: 0xFFD700, weight: 800 }); goldText.anchor.set(0.5, 0.5); var livesText = new Text2('Lives: ' + lives, { size: 60, fill: 0x00FF00, weight: 800 }); livesText.anchor.set(0.5, 0.5); var scoreText = new Text2('Score: ' + score, { size: 60, fill: 0xFF0000, weight: 800 }); scoreText.anchor.set(0.5, 0.5); var topMargin = 50; var centerX = 2048 / 2; var spacing = 400; LK.gui.top.addChild(goldText); LK.gui.top.addChild(livesText); LK.gui.top.addChild(scoreText); livesText.x = 0; livesText.y = topMargin; goldText.x = -spacing; goldText.y = topMargin; scoreText.x = spacing; scoreText.y = topMargin; var lastGold = -1; var lastLives = -1; var lastScore = -1; function updateUI() { if (gold !== lastGold) { goldText.setText('Gold: ' + gold); lastGold = gold; } if (lives !== lastLives) { livesText.setText('Lives: ' + lives); lastLives = lives; } if (score !== lastScore) { scoreText.setText('Score: ' + score); lastScore = score; } } function setGold(value) { gold = value; updateUI(); } var debugLayer = new Container(); var towerLayer = new Container(); // Fast enemy can shoot - already implemented // This functionality is already working in the Enemy class update method // Fast enemies have shooting range, damage, cooldown, and create red bullets targeting towers var enemyLayerBottom = new Container(); // For normal enemies var enemyLayerMiddle = new Container(); // For shadows var enemyLayerTop = new Container(); // For flying enemies var enemyLayer = new Container(); // Main container to hold all enemy layers // Add layers in correct order (bottom first, then middle for shadows, then top) enemyLayer.addChild(enemyLayerBottom); enemyLayer.addChild(enemyLayerMiddle); enemyLayer.addChild(enemyLayerTop); var grid = new Grid(24, 29 + 6); grid.x = 150; grid.y = 200 - CELL_SIZE * 4; grid.pathFind(); grid.renderDebug(); debugLayer.addChild(grid); game.addChild(debugLayer); game.addChild(towerLayer); game.addChild(enemyLayer); var offset = 0; var towerPreview = new TowerPreview(); game.addChild(towerPreview); towerPreview.visible = false; var isDragging = false; function wouldBlockPath(gridX, gridY) { var cells = []; for (var i = 0; i < 2; i++) { for (var j = 0; j < 2; j++) { var cell = grid.getCell(gridX + i, gridY + j); if (cell) { cells.push({ cell: cell, originalType: cell.type }); // Only set to blocking type if it's currently a path (type 0) // Ground cells (type 1) can be built on without blocking paths if (cell.type === 0) { cell.type = 1; } } } } var blocked = grid.pathFind(); for (var i = 0; i < cells.length; i++) { cells[i].cell.type = cells[i].originalType; } grid.pathFind(); grid.renderDebug(); return blocked; } function getTowerCost(towerType) { var cost = 5; switch (towerType) { case 'landmine': cost = 10; break; case 'sniper': cost = 25; break; case 'splash': cost = 35; break; case 'slow': cost = 45; break; case 'poison': cost = 55; break; } return cost; } function getTowerSellValue(totalValue) { return waveIndicator && waveIndicator.gameStarted ? Math.floor(totalValue * 0.6) : totalValue; } function placeTower(gridX, gridY, towerType) { var towerCost = getTowerCost(towerType); if (gold >= towerCost) { var tower = new Tower(towerType || 'trap'); tower.placeOnGrid(gridX, gridY); towerLayer.addChild(tower); towers.push(tower); setGold(gold - towerCost); // Only recalculate pathfinding if needed if (!grid.pathFind()) { grid.renderDebug(); } return true; } else { var notification = game.addChild(new Notification("Not enough gold!")); notification.x = 2048 / 2; notification.y = grid.height - 50; return false; } } game.down = function (x, y, obj) { var upgradeMenuVisible = game.children.some(function (child) { return child instanceof UpgradeMenu; }); if (upgradeMenuVisible) { return; } for (var i = 0; i < sourceTowers.length; i++) { var tower = sourceTowers[i]; if (x >= tower.x - tower.width / 2 && x <= tower.x + tower.width / 2 && y >= tower.y - tower.height / 2 && y <= tower.y + tower.height / 2) { towerPreview.visible = true; isDragging = true; towerPreview.towerType = tower.towerType; towerPreview.updateAppearance(); // Apply the same offset as in move handler to ensure consistency when starting drag towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5); break; } } }; game.move = function (x, y, obj) { if (isDragging) { // Shift the y position upward by 1.5 tiles to show preview above finger towerPreview.snapToGrid(x, y - CELL_SIZE * 1.5); } }; game.up = function (x, y, obj) { var clickedOnTower = false; for (var i = 0; i < towers.length; i++) { var tower = towers[i]; var towerLeft = tower.x - tower.width / 2; var towerRight = tower.x + tower.width / 2; var towerTop = tower.y - tower.height / 2; var towerBottom = tower.y + tower.height / 2; if (x >= towerLeft && x <= towerRight && y >= towerTop && y <= towerBottom) { clickedOnTower = true; break; } } var upgradeMenus = game.children.filter(function (child) { return child instanceof UpgradeMenu; }); if (upgradeMenus.length > 0 && !isDragging && !clickedOnTower) { var clickedOnMenu = false; for (var i = 0; i < upgradeMenus.length; i++) { var menu = upgradeMenus[i]; var menuWidth = 2048; var menuHeight = 450; var menuLeft = menu.x - menuWidth / 2; var menuRight = menu.x + menuWidth / 2; var menuTop = menu.y - menuHeight / 2; var menuBottom = menu.y + menuHeight / 2; if (x >= menuLeft && x <= menuRight && y >= menuTop && y <= menuBottom) { clickedOnMenu = true; break; } } if (!clickedOnMenu) { for (var i = 0; i < upgradeMenus.length; i++) { var menu = upgradeMenus[i]; hideUpgradeMenu(menu); } for (var i = game.children.length - 1; i >= 0; i--) { if (game.children[i].isTowerRange) { game.removeChild(game.children[i]); } } selectedTower = null; grid.renderDebug(); } } if (isDragging) { isDragging = false; if (towerPreview.canPlace) { placeTower(towerPreview.gridX, towerPreview.gridY, towerPreview.towerType); } else if (towerPreview.blockedByEnemy) { var notification = game.addChild(new Notification("Cannot build: Enemy in the way!")); notification.x = 2048 / 2; notification.y = grid.height - 50; } else if (towerPreview.visible) { var notification = game.addChild(new Notification("Cannot build here!")); notification.x = 2048 / 2; notification.y = grid.height - 50; } towerPreview.visible = false; if (isDragging) { var upgradeMenus = game.children.filter(function (child) { return child instanceof UpgradeMenu; }); for (var i = 0; i < upgradeMenus.length; i++) { upgradeMenus[i].destroy(); } } } }; var waveIndicator = new WaveIndicator(); waveIndicator.x = 2048 / 2; waveIndicator.y = 2732 - 80; game.addChild(waveIndicator); var nextWaveButtonContainer = new Container(); var nextWaveButton = new NextWaveButton(); nextWaveButton.x = 2048 - 200; nextWaveButton.y = 2732 - 100 + 20; nextWaveButtonContainer.addChild(nextWaveButton); game.addChild(nextWaveButtonContainer); var towerTypes = ['trap', 'landmine', 'sniper', 'splash', 'slow', 'poison']; var sourceTowers = []; var towerSpacing = 350; // Increase spacing for larger towers var startX = 2048 / 2 - towerTypes.length * towerSpacing / 2 + towerSpacing / 2; var towerY = 2732 - CELL_SIZE * 3 - 90; for (var i = 0; i < towerTypes.length; i++) { var tower = new SourceTower(towerTypes[i]); tower.x = startX + i * towerSpacing; tower.y = towerY; towerLayer.addChild(tower); sourceTowers.push(tower); } sourceTower = null; enemiesToSpawn = 10; game.update = function () { if (waveInProgress) { if (!waveSpawned) { waveSpawned = true; // Get wave type and enemy count from the wave indicator var waveType = waveIndicator.getWaveType(currentWave); var enemyCount = waveIndicator.getEnemyCount(currentWave); // Check if this is a boss wave var isBossWave = currentWave === totalWaves; if (isBossWave) { // Boss waves have just 1 enemy regardless of what the wave indicator says enemyCount = 1; // Show boss announcement var notification = game.addChild(new Notification("⚠️ BOSS WAVE! ⚠️")); notification.x = 2048 / 2; notification.y = grid.height - 200; } // Spawn the appropriate number of enemies for (var i = 0; i < enemyCount; i++) { var enemy = new Enemy(waveType); // Add enemy to the appropriate layer based on type if (enemy.isFlying) { // Add flying enemy to the top layer enemyLayerTop.addChild(enemy); // If it's a flying enemy, add its shadow to the middle layer if (enemy.shadow) { enemyLayerMiddle.addChild(enemy.shadow); } } else { // Add normal/ground enemies to the bottom layer enemyLayerBottom.addChild(enemy); } // Scale difficulty with wave number but don't apply to boss // as bosses already have their health multiplier // Use exponential scaling for health var healthMultiplier = Math.pow(1.12, currentWave); // ~20% increase per wave enemy.maxHealth = Math.round(enemy.maxHealth * healthMultiplier); enemy.health = enemy.maxHealth; // Increment speed slightly with wave number //enemy.speed = enemy.speed + currentWave * 0.002; // Assign specific lanes for different enemy types to prevent overlapping var gridWidth = 24; var midPoint = Math.floor(gridWidth / 2); // 12 var spawnX; // Define strict non-overlapping lanes with buffer zones for different enemy types if (waveType === 'fast') { // Fast enemies spawn horizontally next to each other in a single column spawnX = 9; // Use column 9 for all fast enemies } else if (waveType === 'immune') { // Immune enemies use center-left lanes (columns 11-12) with buffer from fast and tank var immuneColumns = [11, 12]; var availableImmuneColumns = []; for (var col = 0; col < immuneColumns.length; col++) { var columnOccupied = false; for (var e = 0; e < enemies.length; e++) { if (enemies[e].cellX === immuneColumns[col] && enemies[e].currentCellY < 8) { columnOccupied = true; break; } } if (!columnOccupied) { availableImmuneColumns.push(immuneColumns[col]); } } // If no columns available, queue the enemy by using the first column spawnX = availableImmuneColumns.length > 0 ? availableImmuneColumns[Math.floor(Math.random() * availableImmuneColumns.length)] : immuneColumns[0]; } else if (waveType === 'tank') { // Tank enemies use rightmost lanes (columns 15-16) with clear separation from immune var tankColumns = [15, 16]; var availableTankColumns = []; for (var col = 0; col < tankColumns.length; col++) { var columnOccupied = false; for (var e = 0; e < enemies.length; e++) { if (enemies[e].cellX === tankColumns[col] && enemies[e].currentCellY < 8) { columnOccupied = true; break; } } if (!columnOccupied) { availableTankColumns.push(tankColumns[col]); } } // If no columns available, queue the enemy by using the first column spawnX = availableTankColumns.length > 0 ? availableTankColumns[Math.floor(Math.random() * availableTankColumns.length)] : tankColumns[0]; } else { // Flying and other enemy types use middle lanes (columns 12-14) avoiding other types var flyingColumns = [12, 13, 14]; var availableColumns = []; for (var col = 0; col < flyingColumns.length; col++) { var columnOccupied = false; // Check if any enemy is already in this column but not yet in view for (var e = 0; e < enemies.length; e++) { if (enemies[e].cellX === flyingColumns[col] && enemies[e].currentCellY < 8) { columnOccupied = true; break; } } if (!columnOccupied) { availableColumns.push(flyingColumns[col]); } } // If no columns available, use the center column spawnX = availableColumns.length > 0 ? availableColumns[Math.floor(Math.random() * availableColumns.length)] : flyingColumns[1]; } // Calculate spawn position with much larger spacing to ensure no visual overlap // Convert units to cell units (pixels / 76 pixels per cell) var enemySpacing; if (waveType === 'fast') { enemySpacing = 250 / CELL_SIZE; // Further reduced spacing for fast enemies (~3.3 cells) // Position fast enemies horizontally next to each other var horizontalOffset = i % 2 * 1.5; // Alternate between 0 and 1.5 cell offset enemy.cellX = spawnX + horizontalOffset; enemy.cellY = 5; // Position after entry enemy.currentCellX = spawnX + horizontalOffset; enemy.currentCellY = -1 - Math.floor(i / 2) * enemySpacing; // Pair enemies vertically } else { if (waveType === 'tank') { enemySpacing = 1200 / CELL_SIZE; // Maximum spacing for tank enemies (~15.8 cells) } else if (waveType === 'immune') { enemySpacing = 1000 / CELL_SIZE; // Large spacing for immune enemies (~13.2 cells) } else { enemySpacing = 900 / CELL_SIZE; // Large spacing for other enemies (~11.8 cells) } var spawnY = -1 - i * enemySpacing; // Each enemy spawns based on enemy type spacing enemy.cellX = spawnX; enemy.cellY = 5; // Position after entry enemy.currentCellX = spawnX; enemy.currentCellY = spawnY; } enemy.waveNumber = currentWave; enemies.push(enemy); } } var currentWaveEnemiesRemaining = false; for (var i = 0; i < enemies.length; i++) { if (enemies[i].waveNumber === currentWave) { currentWaveEnemiesRemaining = true; break; } } if (waveSpawned && !currentWaveEnemiesRemaining) { waveInProgress = false; waveSpawned = false; } } for (var a = enemies.length - 1; a >= 0; a--) { var enemy = enemies[a]; if (enemy.health <= 0) { for (var i = 0; i < enemy.bulletsTargetingThis.length; i++) { var bullet = enemy.bulletsTargetingThis[i]; bullet.targetEnemy = null; } // Boss enemies give more gold and score var goldEarned = enemy.isBoss ? Math.floor(50 + (enemy.waveNumber - 1) * 5) : Math.floor(1 + (enemy.waveNumber - 1) * 0.5); var goldIndicator = new GoldIndicator(goldEarned, enemy.x, enemy.y); game.addChild(goldIndicator); setGold(gold + goldEarned); // Give more score for defeating a boss var scoreValue = enemy.isBoss ? 100 : 5; score += scoreValue; // Add a notification for boss defeat if (enemy.isBoss) { var notification = game.addChild(new Notification("Boss defeated! +" + goldEarned + " gold!")); notification.x = 2048 / 2; notification.y = grid.height - 150; } updateUI(); // Clean up shadow if it's a flying enemy if (enemy.isFlying && enemy.shadow) { enemyLayerMiddle.removeChild(enemy.shadow); enemy.shadow = null; } // Remove enemy from the appropriate layer if (enemy.isFlying) { enemyLayerTop.removeChild(enemy); } else { enemyLayerBottom.removeChild(enemy); } enemies.splice(a, 1); continue; } // Only update enemy position every few frames to reduce performance impact if (LK.ticks % 2 === 0) { if (grid.updateEnemy(enemy)) { // Clean up shadow if it's a flying enemy if (enemy.isFlying && enemy.shadow) { enemyLayerMiddle.removeChild(enemy.shadow); enemy.shadow = null; } // Remove enemy from the appropriate layer if (enemy.isFlying) { enemyLayerTop.removeChild(enemy); } else { enemyLayerBottom.removeChild(enemy); } enemies.splice(a, 1); lives = Math.max(0, lives - 1); updateUI(); if (lives <= 0) { LK.showGameOver(); } } } } // Only clean bullets every 5 frames to reduce processing if (LK.ticks % 5 === 0) { for (var i = bullets.length - 1; i >= 0; i--) { var bullet = bullets[i]; if (!bullet.parent) { if (bullet.targetEnemy) { var targetEnemy = bullet.targetEnemy; if (targetEnemy && targetEnemy.bulletsTargetingThis) { var bulletIndex = targetEnemy.bulletsTargetingThis.indexOf(bullet); if (bulletIndex !== -1) { targetEnemy.bulletsTargetingThis.splice(bulletIndex, 1); } } } // Clear bullet references bullet.targetEnemy = null; bullets.splice(i, 1); } } } // Check for landmine towers that need to be destroyed after explosion for (var i = towers.length - 1; i >= 0; i--) { var tower = towers[i]; if (tower.shouldDestroy) { // Remove from grid cells var gridX = tower.gridX; var gridY = tower.gridY; for (var j = 0; j < 2; j++) { for (var k = 0; k < 2; k++) { var cell = grid.getCell(gridX + j, gridY + k); if (cell) { // Restore original cell type or default to ground (type 1) if no original type stored cell.type = cell.originalType !== undefined ? cell.originalType : 1; var towerIndex = cell.towersInRange.indexOf(tower); if (towerIndex !== -1) { cell.towersInRange.splice(towerIndex, 1); } } } } // Remove from towers array and tower layer towers.splice(i, 1); towerLayer.removeChild(tower); // Clean up any upgrade menus or range indicators if (selectedTower === tower) { selectedTower = null; } // Remove any upgrade menus for this tower var upgradeMenus = game.children.filter(function (child) { return child instanceof UpgradeMenu && child.tower === tower; }); for (var menuIndex = 0; menuIndex < upgradeMenus.length; menuIndex++) { upgradeMenus[menuIndex].destroy(); } // Remove any range indicators for this tower for (var rangeIndex = game.children.length - 1; rangeIndex >= 0; rangeIndex--) { if (game.children[rangeIndex].isTowerRange && game.children[rangeIndex].tower === tower) { game.removeChild(game.children[rangeIndex]); } } // Recalculate pathfinding grid.pathFind(); grid.renderDebug(); } } if (towerPreview.visible) { towerPreview.checkPlacement(); } if (currentWave >= totalWaves && enemies.length === 0 && !waveInProgress) { LK.showYouWin(); } };

===================================================================
--- original.js
+++ change.js
@@ -1482,18 +1482,27 @@
 							closestEnemy = enemy;
 						}
 					}
 				} else {
-					// For ground enemies, use the original path-based targeting
-					// Get the cell for this enemy
-					var cell = grid.getCell(enemy.cellX, enemy.cellY);
-					if (cell && cell.pathId === pathId) {
-						// Use the cell's score (distance to exit) for prioritization
-						// Lower score means closer to exit
-						if (cell.score < closestScore) {
-							closestScore = cell.score;
+					// For ground enemies, landmine towers target any ground enemy in range
+					if (self.id === 'landmine') {
+						// Landmine targets any ground enemy by distance
+						if (distance < closestScore) {
+							closestScore = distance;
 							closestEnemy = enemy;
 						}
+					} else {
+						// For other towers, use the original path-based targeting
+						// Get the cell for this enemy
+						var cell = grid.getCell(enemy.cellX, enemy.cellY);
+						if (cell && cell.pathId === pathId) {
+							// Use the cell's score (distance to exit) for prioritization
+							// Lower score means closer to exit
+							if (cell.score < closestScore) {
+								closestScore = cell.score;
+								closestEnemy = enemy;
+							}
+						}
 					}
 				}
 			}
 		}

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