/**** 
* Plugins
****/ 
var tween = LK.import("@upit/tween.v1");
var storage = LK.import("@upit/storage.v1");

/**** 
* Classes
****/ 
var ControlButton = Container.expand(function (direction) {
	var self = Container.call(this);
	var buttonSprite = self.attachAsset('controlButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.5,
		scaleY: 2.5
	});
	var arrowSprite = self.attachAsset('buttonArrow', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 2.0,
		scaleY: 2.0
	});
	// Set arrow direction based on button type
	if (direction === 'up') {
		arrowSprite.rotation = 0;
	} else if (direction === 'right') {
		arrowSprite.rotation = Math.PI / 2;
	} else if (direction === 'down') {
		arrowSprite.rotation = Math.PI;
	} else if (direction === 'left') {
		arrowSprite.rotation = Math.PI * 1.5;
	} else if (direction === 'attack') {
		arrowSprite.visible = false;
		buttonSprite = self.attachAsset('attackButton', {
			anchorX: 0.5,
			anchorY: 0.5,
			scaleX: 3.5,
			scaleY: 3.5
		});
	}
	self.direction = direction;
	self.pressed = false;
	self.updateCooldown = function (ratio) {
		if (self.direction === 'attack') {
			// If in interact mode, change color and label
			if (self.isInteract) {
				buttonSprite.tint = 0x33aa33; // Green for interact
				// Optionally, overlay a text label (not required, but for clarity)
				if (!self.interactLabel) {
					self.interactLabel = new Text2('INTERACT', {
						size: 40,
						fill: 0xFFFFFF
					});
					self.interactLabel.anchor.set(0.5, 0.5);
					self.interactLabel.y = 0;
					self.addChild(self.interactLabel);
				}
				self.interactLabel.visible = true;
				buttonSprite.alpha = 1;
			} else {
				buttonSprite.tint = 0xaa3333; // Default attack color
				if (self.interactLabel) self.interactLabel.visible = false;
				// Update the button alpha based on cooldown ratio (0 to 1)
				buttonSprite.alpha = 0.3 + ratio * 0.7;
			}
		}
	};
	self.down = function (x, y, obj) {
		self.pressed = true;
		buttonSprite.alpha = 0.7;
		if (self.direction === 'attack') {
			// Stop propagation to prevent the event from affecting the joystick
			obj.stopPropagation = true;
			// If joystick is active, store its current state for override
			if (controlButtons && controlButtons.joystick && controlButtons.joystick.active) {
				joystickOverrideActive = true;
				joystickOverrideX = controlButtons.joystick.normalizedX;
				joystickOverrideY = controlButtons.joystick.normalizedY;
			} else {
				// Ensure override is not active if joystick wasn't active at press time
				joystickOverrideActive = false;
			}
			// If interact mode, handle based on interactTarget type
			if (self.isInteract && self.interactTarget) {
				if (self.interactTarget instanceof Treasure && !self.interactTarget.isOpen) {
					var treasureToOpen = self.interactTarget;
					treasureToOpen.openTreasure();
					// Play sound
					LK.getSound('collect').play();
					// Award points
					player.score += treasureToOpen.value * 5;
					updateUI();
					// Spawn a random powerup at the treasure's location, with animation
					var t = treasureToOpen; // Use the correct treasure object
					var powerUpTypes = ['speed', 'defense', 'health', 'attack'];
					var randomType = powerUpTypes[Math.floor(Math.random() * powerUpTypes.length)];
					var powerUpFromChest = new PowerUp(randomType); //{A} // Renamed to avoid conflict
					// Place at the center of the chest (mapX/Y are world coords, will be projected in renderEntities)
					powerUpFromChest.mapX = t.mapX;
					powerUpFromChest.mapY = t.mapY;
					powerUpFromChest.collected = false;
					// Set initial multiplier for spawn animation. Scale itself will be handled by renderEntities.
					powerUpFromChest.spawnScaleMultiplier = 0.1;
					// Initialize new animation properties
					powerUpFromChest.verticalOffset = 0;
					powerUpFromChest.currentBobOffset = 0;
					powerUpFromChest.hasReachedBobHeight = false;
					powerUps.push(powerUpFromChest);
					if (typeof dynamicEntitiesContainer !== "undefined") {
						dynamicEntitiesContainer.addChild(powerUpFromChest);
					}
					// Combined Animation Sequence: Scale up and Lift
					tween(powerUpFromChest, {
						spawnScaleMultiplier: 1.0,
						verticalOffset: 0.4 // Lift by 0.4 world units
					}, {
						duration: 1200,
						// Slower combined animation (1200ms)
						easing: tween.elasticOut,
						// Retains a nice "pop"
						onFinish: function onFinish() {
							// Start bobbing after combined animation
							powerUpFromChest.hasReachedBobHeight = true;
							powerUpFromChest.startBobbingAnimation();
						}
					});
					// Remove treasure from map after a short delay (for open animation)
					LK.setTimeout(function () {
						map[Math.floor(t.mapY)][Math.floor(t.mapX)].removeTreasure();
						// Do NOT destroy the treasure object, just leave it open and non-collidable
						// Remove from treasures array so it doesn't show interact again
						var idx = treasures.indexOf(t);
						if (idx !== -1) treasures.splice(idx, 1);
						checkLevelCompletion();
					}, 500);
				} else if (self.interactTarget instanceof PowerUp && !self.interactTarget.collected) {
					var powerUpToCollect = self.interactTarget;
					powerUpToCollect.applyAndRemove();
					// No specific score or immediate level completion for collecting power-ups.
				}
			} else if (canAttack) {
				attackAction();
			}
		}
	};
	self.up = function (x, y, obj) {
		self.pressed = false;
		if (self.direction === 'attack') {
			// Clear joystick override when attack button is released
			joystickOverrideActive = false;
			if (!canAttack) {
				buttonSprite.alpha = 0.3; // Show as disabled
			} else {
				buttonSprite.alpha = 1;
			}
		} else {
			buttonSprite.alpha = 1;
		}
	};
	return self;
});
var FloorCaster = Container.expand(function () {
	var self = Container.call(this);
	// Screen dimensions
	var SCREEN_WIDTH = 2048;
	var SCREEN_HEIGHT = 2732;
	var HORIZON_Y = SCREEN_HEIGHT / 2;
	// Create containers for floor and ceiling strips
	var floorContainer = new Container();
	var ceilingContainer = new Container();
	self.addChild(floorContainer);
	self.addChild(ceilingContainer);
	// Store strip pools to avoid creating/destroying objects
	var floorStrips = [];
	var ceilingStrips = [];
	var stripHeight = 4; // Height of each horizontal strip
	var numStrips = Math.ceil(HORIZON_Y / stripHeight);
	// Initialize floor and ceiling rendering
	self.update = function (playerX, playerY, playerDir) {
		// Clear existing strips
		floorContainer.removeChildren();
		ceilingContainer.removeChildren();
		// Render floor (bottom half of screen)
		var stripIndex = 0;
		for (var y = HORIZON_Y; y < SCREEN_HEIGHT; y += stripHeight) {
			// Calculate distance from horizon
			var distanceFromHorizon = y - HORIZON_Y;
			if (distanceFromHorizon <= 0) {
				continue;
			}
			// Calculate world distance for perspective
			var worldDistance = WALL_HEIGHT_FACTOR / distanceFromHorizon;
			// Skip if too far away
			if (worldDistance > MAX_RENDER_DISTANCE) {
				continue;
			}
			// Calculate shade based on distance (darker = further)
			var shadeFactor = Math.max(0.3, 1 - worldDistance / MAX_RENDER_DISTANCE);
			// Create or reuse floor strip
			var floorStrip;
			if (stripIndex < floorStrips.length) {
				floorStrip = floorStrips[stripIndex];
			} else {
				floorStrip = LK.getAsset('mapFloor', {
					anchorX: 0,
					anchorY: 0
				});
				floorStrips.push(floorStrip);
			}
			// Position and scale the strip
			floorStrip.x = 0;
			floorStrip.y = y;
			floorStrip.width = SCREEN_WIDTH;
			floorStrip.height = stripHeight;
			floorStrip.alpha = shadeFactor;
			// Add to floor container
			floorContainer.addChild(floorStrip);
			stripIndex++;
		}
		// Render ceiling (top half of screen)
		stripIndex = 0;
		for (var y = HORIZON_Y - stripHeight; y >= 0; y -= stripHeight) {
			// Calculate distance from horizon
			var distanceFromHorizon = HORIZON_Y - y;
			if (distanceFromHorizon <= 0) {
				continue;
			}
			// Calculate world distance for perspective
			var worldDistance = WALL_HEIGHT_FACTOR / distanceFromHorizon;
			// Skip if too far away
			if (worldDistance > MAX_RENDER_DISTANCE) {
				continue;
			}
			// Calculate shade based on distance (darker = further)
			var shadeFactor = Math.max(0.2, 1 - worldDistance / MAX_RENDER_DISTANCE);
			// Create or reuse ceiling strip
			var ceilingStrip;
			if (stripIndex < ceilingStrips.length) {
				ceilingStrip = ceilingStrips[stripIndex];
			} else {
				ceilingStrip = LK.getAsset('ceiling', {
					anchorX: 0,
					anchorY: 0
				});
				ceilingStrips.push(ceilingStrip);
			}
			// Position and scale the strip
			ceilingStrip.x = 0;
			ceilingStrip.y = y;
			ceilingStrip.width = SCREEN_WIDTH;
			ceilingStrip.height = stripHeight;
			ceilingStrip.alpha = shadeFactor;
			// Add to ceiling container
			ceilingContainer.addChild(ceilingStrip);
			stripIndex++;
		}
	};
	return self;
});
var Gate = Container.expand(function () {
	var self = Container.call(this);
	// Create gate visual using existing wall asset but with a different color
	var gateSprite = self.attachAsset('wall', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Make the gate distinct with a green tint
	gateSprite.tint = 0x00FF00;
	self.mapX = 0;
	self.mapY = 0;
	// Pulse animation to make gate more visible
	var _animateGate = function animateGate() {
		tween(gateSprite, {
			alpha: 0.7,
			scaleX: 1.1,
			scaleY: 1.1
		}, {
			duration: 1000,
			onFinish: function onFinish() {
				tween(gateSprite, {
					alpha: 1,
					scaleX: 1.0,
					scaleY: 1.0
				}, {
					duration: 1000,
					onFinish: _animateGate
				});
			}
		});
	};
	// Start the pulsing animation
	_animateGate();
	return self;
});
var JoystickController = Container.expand(function () {
	var self = Container.call(this);
	// Create joystick base
	var baseRadius = 150;
	var baseSprite = self.attachAsset('controlButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 5.0,
		scaleY: 5.0,
		alpha: 0.4
	});
	// Create joystick handle
	var handleRadius = 100;
	var handleSprite = self.attachAsset('controlButton', {
		anchorX: 0.5,
		anchorY: 0.5,
		scaleX: 3.0,
		scaleY: 3.0
	});
	// Initialize variables
	self.active = false;
	self.startX = 0;
	self.startY = 0;
	self.maxDistance = baseRadius;
	self.normalizedX = 0;
	self.normalizedY = 0;
	// Reset the joystick handle position
	self.resetHandle = function () {
		handleSprite.x = 0;
		handleSprite.y = 0;
		self.normalizedX = 0;
		self.normalizedY = 0;
		self.active = false;
	};
	// Handle touch down event
	self.down = function (x, y, obj) {
		self.active = true;
		self.startX = x;
		self.startY = y;
	};
	// Handle touch move event
	self.move = function (x, y, obj) {
		if (!self.active) {
			return;
		}
		// Calculate distance from start position
		var dx = x - self.startX;
		var dy = y - self.startY;
		var distance = Math.sqrt(dx * dx + dy * dy);
		// Normalize the distance to get direction vector
		if (distance > 0) {
			// Clamp to max distance
			if (distance > self.maxDistance) {
				dx = dx * self.maxDistance / distance;
				dy = dy * self.maxDistance / distance;
				distance = self.maxDistance;
			}
			// Set handle position
			handleSprite.x = dx;
			handleSprite.y = dy;
			// Calculate normalized values (-1 to 1)
			self.normalizedX = dx / self.maxDistance;
			self.normalizedY = dy / self.maxDistance;
		} else {
			self.resetHandle();
		}
	};
	// Handle touch up event
	self.up = function (x, y, obj) {
		self.resetHandle();
	};
	// Initialize with handle at center
	self.resetHandle();
	return self;
});
var MapCell = Container.expand(function () {
	var self = Container.call(this);
	self.type = 0; // 0 = floor, 1 = wall
	self.monster = null;
	self.treasure = null;
	self.gate = null;
	self.setType = function (type) {
		self.type = type;
		self.updateVisual();
	};
	self.updateVisual = function () {
		self.removeChildren();
		if (self.type === 1) {
			self.attachAsset('mapWall', {
				anchorX: 0,
				anchorY: 0
			});
		} else {
			self.attachAsset('mapFloor', {
				anchorX: 0,
				anchorY: 0
			});
		}
	};
	self.addMonster = function () {
		if (self.type === 0 && !self.monster && !self.treasure) {
			self.monster = true;
			return true;
		}
		return false;
	};
	self.addTreasure = function () {
		if (self.type === 0 && !self.monster && !self.treasure) {
			self.treasure = true;
			return true;
		}
		return false;
	};
	self.removeMonster = function () {
		self.monster = null;
	};
	self.removeTreasure = function () {
		self.treasure = null;
	};
	self.addGate = function () {
		if (self.type === 0 && !self.monster && !self.treasure && !self.gate) {
			self.gate = true;
			return true;
		}
		return false;
	};
	self.removeGate = function () {
		self.gate = null;
	};
	return self;
});
var Monster = Container.expand(function () {
	var self = Container.call(this);
	// Create animation frame container
	var frameContainer = new Container();
	self.addChild(frameContainer);
	// Create monster animation frames
	var monsterFrame1 = LK.getAsset('demonOgreWalk1', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	var monsterFrame2 = LK.getAsset('demonOgreWalk2', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// Add frames to container
	frameContainer.addChild(monsterFrame1);
	frameContainer.addChild(monsterFrame2);
	// Set initial visibility
	monsterFrame1.alpha = 1;
	monsterFrame2.alpha = 0;
	// Initialize animation state
	self.currentFrame = 1;
	self.animationTick = 0;
	self.mapX = 0;
	self.mapY = 0;
	self.health = 3;
	self.lastMoveTime = 0;
	self.canSeePlayer = false;
	self.pathToPlayer = [];
	self.attackCooldown = 2000; // 2 seconds between attacks
	self.lastAttackTime = 0; // When monster last attacked
	self.canAttack = true; // Whether monster can attack
	// Update animation frames - will be called from game loop
	self.updateAnimation = function () {
		self.animationTick++;
		// Change animation frame every 30 ticks (half second at 60fps)
		if (self.animationTick >= 15) {
			self.animationTick = 0;
			self.currentFrame = self.currentFrame === 1 ? 2 : 1;
			// Directly change alpha values without tween
			if (self.currentFrame === 1) {
				monsterFrame1.alpha = 1;
				monsterFrame2.alpha = 0;
			} else {
				monsterFrame1.alpha = 0;
				monsterFrame2.alpha = 1;
			}
		}
	};
	self.takeDamage = function () {
		self.health -= 1;
		LK.getSound('hit').play();
		// Visual feedback for hit - flash the monster red
		LK.effects.flashObject(frameContainer, 0xff0000, 400);
		return self.health <= 0;
	};
	return self;
});
var Particle = Container.expand(function () {
	var self = Container.call(this);
	var graphics = self.attachAsset('particleRed', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// World coordinates and velocities
	self.worldX = 0;
	self.worldY = 0;
	self.worldZ = 0; // Height above the dungeon floor
	self.vx = 0; // World velocity X
	self.vy = 0; // World velocity Y
	self.vz = 0; // World velocity Z (vertical)
	self.life = 0;
	self.maxLife = 480; // Approx 8 seconds at 60 FPS (Doubled)
	self.bounces = 0;
	// Particle physics constants (world-based)
	var PARTICLE_WORLD_GRAVITY_EFFECT = 0.0035; // Gravity pulling worldZ down (Reduced by half)
	var PARTICLE_Z_DAMPING = 0.6; // Energy retained vertically after floor bounce (Increased for higher bounce)
	var PARTICLE_XY_DAMPING = 0.4; // Energy retained horizontally after wall bounce (Reduced from 0.6)
	var PARTICLE_GROUND_FRICTION = 0.8; // Friction for vx, vy when hitting floor (Reduced from 0.9)
	var PARTICLE_MAX_BOUNCES = 4;
	var PARTICLE_VISUAL_SIZE_AT_UNIT_DISTANCE = 0.08; // Visual size (in world units) when 1 unit away
	var MAX_RENDER_DISTANCE_PARTICLES = 12; // Max distance to render particles
	self.init = function (wX, wY, wZ, velX, velY, velZ, particleLife) {
		self.worldX = wX;
		self.worldY = wY;
		self.worldZ = wZ;
		self.vx = velX;
		self.vy = velY;
		self.vz = velZ;
		self.life = particleLife || self.maxLife;
		self.bounces = 0;
		graphics.alpha = 1;
		// Initial scale will be set in update based on distance
		self.visible = false; // Will be set true if in FOV during update
	};
	self.update = function () {
		if (self.life <= 0 || self.bounces >= PARTICLE_MAX_BOUNCES) {
			self.visible = false;
			return false; // Indicate inactive
		}
		// Store pre-move position for collision response
		var prevWorldX = self.worldX;
		var prevWorldY = self.worldY;
		// Apply world velocities
		self.worldX += self.vx;
		self.worldY += self.vy;
		self.worldZ += self.vz;
		// Apply gravity to vertical velocity
		self.vz -= PARTICLE_WORLD_GRAVITY_EFFECT;
		// Floor bounce logic (worldZ = 0 is the floor)
		if (self.worldZ < 0) {
			self.worldZ = 0;
			self.vz *= -PARTICLE_Z_DAMPING;
			self.vx *= PARTICLE_GROUND_FRICTION;
			self.vy *= PARTICLE_GROUND_FRICTION;
			self.bounces++;
			if (Math.abs(self.vz) < 0.005 && PARTICLE_WORLD_GRAVITY_EFFECT > Math.abs(self.vz)) {
				// Come to rest
				self.vz = 0;
			}
		}
		// Wall bounce logic
		var currentMapX = Math.floor(self.worldX);
		var currentMapY = Math.floor(self.worldY);
		if (currentMapX < 0 || currentMapX >= MAP_SIZE || currentMapY < 0 || currentMapY >= MAP_SIZE || map[currentMapY] && map[currentMapY][currentMapX] && map[currentMapY][currentMapX].type === 1) {
			self.worldX = prevWorldX; // Revert to position before entering wall
			self.worldY = prevWorldY;
			var pt_map_prev_x = Math.floor(prevWorldX);
			var pt_map_prev_y = Math.floor(prevWorldY);
			var reflectedX = false;
			var reflectedY = false;
			// Check if collision was primarily due to X movement into a wall
			if (currentMapX !== pt_map_prev_x && map[pt_map_prev_y] && map[pt_map_prev_y][currentMapX] && map[pt_map_prev_y][currentMapX].type === 1) {
				self.vx *= -PARTICLE_XY_DAMPING;
				reflectedX = true;
			}
			// Check if collision was primarily due to Y movement into a wall
			if (currentMapY !== pt_map_prev_y && map[currentMapY] && map[currentMapY][pt_map_prev_x] && map[currentMapY][pt_map_prev_x].type === 1) {
				self.vy *= -PARTICLE_XY_DAMPING;
				reflectedY = true;
			}
			// If hit a corner or exact cause is ambiguous (e.g. started in wall), reflect based on dominant velocity or both
			if (!reflectedX && !reflectedY) {
				// This case implies it was already in a wall or hit a corner perfectly.
				// A simple heuristic: reflect the larger velocity component, or both if similar.
				if (Math.abs(self.vx) > Math.abs(self.vy) * 1.2) {
					self.vx *= -PARTICLE_XY_DAMPING;
				} else if (Math.abs(self.vy) > Math.abs(self.vx) * 1.2) {
					self.vy *= -PARTICLE_XY_DAMPING;
				} else {
					// Similar magnitude or started in wall, reflect both
					self.vx *= -PARTICLE_XY_DAMPING;
					self.vy *= -PARTICLE_XY_DAMPING;
				}
			}
			self.bounces++;
		}
		// Calculate screen position and scale (similar to projectiles/monsters)
		var dx = self.worldX - player.x;
		var dy = self.worldY - player.y;
		var distToPlayerPlane = Math.sqrt(dx * dx + dy * dy);
		if (distToPlayerPlane < 0.1) {
			distToPlayerPlane = 0.1;
		} // Avoid division by zero / extreme scales
		var angle = Math.atan2(dy, dx) - player.dir;
		while (angle < -Math.PI) {
			angle += Math.PI * 2;
		}
		while (angle > Math.PI) {
			angle -= Math.PI * 2;
		}
		if (Math.abs(angle) < HALF_FOV && distToPlayerPlane < MAX_RENDER_DISTANCE_PARTICLES) {
			self.visible = true;
			// Screen X
			self.x = 2048 / 2 + angle / HALF_FOV * (2048 / 2);
			// Screen Y: based on horizon, distance, and particle's worldZ
			var screenY_horizon = 2732 / 2;
			var z_to_screen_pixels_factor = WALL_HEIGHT_FACTOR; // Factor for scaling worldZ to screen pixels, effectively how many screen pixels 1 world unit of height is at 1 world unit of distance.
			var player_camera_height_projection_factor = WALL_HEIGHT_FACTOR * 0.5; // This factor determines how the floor plane "drops" from the horizon based on distance, simulating camera height.
			// Using 0.5 of WALL_HEIGHT_FACTOR aligns it with how treasure bottoms are projected.
			// Calculate the screen Y position for a point that is ON THE FLOOR (i.e., worldZ = 0)
			// at the particle's current distance (distToPlayerPlane).
			// Closer points on the floor will have a larger Y value (lower on screen).
			var screenY_for_floor_at_dist = screenY_horizon + player_camera_height_projection_factor / distToPlayerPlane;
			// Calculate the screen Y offset caused by the particle's actual height (self.worldZ) above the floor.
			// This offset is relative to the screenY_for_floor_at_dist.
			var screenY_offset_due_to_worldZ = self.worldZ * z_to_screen_pixels_factor / distToPlayerPlane;
			// The final screen Y is the floor's projected Y minus the offset due to the particle's height.
			self.y = screenY_for_floor_at_dist - screenY_offset_due_to_worldZ;
			// Scale based on distance and particle's inherent visual size
			var particleAssetBaseSize = 25.0; // From LK.init.shape('particleRed', {width:25 ...})
			var effectiveScreenSize = PARTICLE_VISUAL_SIZE_AT_UNIT_DISTANCE * WALL_HEIGHT_FACTOR / distToPlayerPlane;
			var screenScaleFactor = Math.max(0.05, effectiveScreenSize / particleAssetBaseSize);
			graphics.scale.set(screenScaleFactor);
			var lifeRatio = Math.max(0, self.life / self.maxLife);
			graphics.alpha = lifeRatio * 0.8 + 0.2; // Fade out but maintain some visibility
		} else {
			self.visible = false;
		}
		self.life--;
		if (self.life <= 0 || self.bounces >= PARTICLE_MAX_BOUNCES) {
			self.visible = false;
			return false; // Indicate inactive
		}
		return true; // Indicate active
	};
	return self;
});
var PowerUp = Container.expand(function (type) {
	var self = Container.call(this);
	self.powerUpType = type; // 'speed', 'defense', 'health', 'attack'
	self.spawnScaleMultiplier = 1.0; // Used for spawn animation, defaults to full size
	self.mapX = 0;
	self.mapY = 0;
	self.collected = false;
	self.verticalOffset = 0; // World units for lift from chest
	self.currentBobOffset = 0; // Screen pixels for bobbing motion
	self.hasReachedBobHeight = false; // Flag to start bobbing
	var assetId = '';
	switch (self.powerUpType) {
		case 'speed':
			assetId = 'speedup';
			break;
		case 'defense':
			assetId = 'armorup';
			break;
		case 'health':
			assetId = 'healthup';
			break;
		case 'attack':
			assetId = 'attackup';
			break;
		default:
			console.error("Unknown power-up type: " + self.powerUpType);
			assetId = 'treasure'; // Fallback, should not happen
			break;
	}
	var powerUpSprite = self.attachAsset(assetId, {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.startBobbingAnimation = function () {
		if (self.collected || !self.parent || !self.hasReachedBobHeight) return;
		var bobAmplitude = 15; // Screen pixels for bobbing up/down
		var bobSpeed = 1800; // Milliseconds for a full bob cycle ( थोड़ा धीमा )
		function animateUpInternal() {
			if (self.collected || !self.parent) return; // Check again before starting tween
			tween(self, {
				currentBobOffset: -bobAmplitude
			}, {
				duration: bobSpeed / 2,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					if (self.collected || !self.parent) return;
					animateDownInternal();
				}
			});
		}
		function animateDownInternal() {
			if (self.collected || !self.parent) return; // Check again
			tween(self, {
				currentBobOffset: 0
			}, {
				// Bob back to its lifted base
				duration: bobSpeed / 2,
				easing: tween.easeInOut,
				onFinish: function onFinish() {
					if (self.collected || !self.parent) return;
					animateUpInternal();
				}
			});
		}
		animateUpInternal(); // Start the bobbing cycle
	};
	// Note: _animateBob() call removed, startBobbingAnimation will be triggered after lift.
	self.applyAndRemove = function () {
		if (self.collected) return;
		self.collected = true;
		// Apply power-up effect
		switch (self.powerUpType) {
			case 'health':
				player.health = Math.min(player.health + 2, 5); // Heal 2 HP, max 5
				updateUI();
				break;
			case 'speed':
				if (player.speedBuffTimeout) LK.clearTimeout(player.speedBuffTimeout);
				player.moveSpeedMultiplier = 1.5;
				player.speedBuffTimeout = LK.setTimeout(function () {
					player.moveSpeedMultiplier = 1.0;
					player.speedBuffTimeout = null;
				}, POWERUP_DURATION);
				break;
			case 'defense':
				if (player.defenseBuffTimeout) LK.clearTimeout(player.defenseBuffTimeout);
				player.defenseBuffActive = true;
				player.defenseBuffTimeout = LK.setTimeout(function () {
					player.defenseBuffActive = false;
					player.defenseBuffTimeout = null;
				}, POWERUP_DURATION);
				break;
			case 'attack':
				if (player.attackBuffTimeout) LK.clearTimeout(player.attackBuffTimeout);
				player.attackBuffActive = true;
				player.attackBuffTimeout = LK.setTimeout(function () {
					player.attackBuffActive = false;
					player.attackBuffTimeout = null;
				}, POWERUP_DURATION);
				break;
		}
		LK.getSound('collect').play();
		// Visual feedback for collection (quick scale out and fade)
		tween(self, {
			scaleX: self.scale.x * 0.1,
			scaleY: self.scale.y * 0.1,
			alpha: 0
		}, {
			duration: 300,
			easing: tween.easeIn,
			// Make it disappear inwards
			onFinish: function onFinish() {
				if (self.parent) {
					self.parent.removeChild(self);
				}
				var index = powerUps.indexOf(self);
				if (index !== -1) {
					powerUps.splice(index, 1);
				}
				self.destroy(); // Explicitly destroy after removal
			}
		});
	};
	return self;
});
var Projectile = Container.expand(function () {
	var self = Container.call(this);
	var projectileSprite = self.attachAsset('projectile', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	// World position and movement properties
	self.worldX = 0;
	self.worldY = 0;
	self.dirX = 0;
	self.dirY = 0;
	self.speed = 0.0375; // World units per tick (reduced to 1/4 of original)
	self.active = false;
	self.distance = 0;
	self.maxDistance = 10; // Maximum travel distance in world units
	// Initialize projectile
	self.fire = function (screenX, screenY) {
		// Start at player position, slightly offset in the firing direction
		self.worldX = player.x + Math.cos(player.dir) * 0.3;
		self.worldY = player.y + Math.sin(player.dir) * 0.3;
		// Direction is player's current facing direction
		self.dirX = Math.cos(player.dir);
		self.dirY = Math.sin(player.dir);
		self.active = true;
		self.distance = 0;
		// Play attack sound
		LK.getSound('attack').play();
		// Scale for visual effect
		projectileSprite.scale.set(0.2, 0.2);
		// Store initial screen coordinates from hand
		self.initialScreenX = screenX || 2048 / 2;
		self.initialScreenY = screenY || 2732 - 300;
		// Set initial position to hand location
		self.x = self.initialScreenX;
		self.y = self.initialScreenY;
		self.visible = true;
	};
	// Update projectile position and check for collisions
	self.update = function (deltaTime) {
		if (!self.active) {
			return false;
		}
		// Move projectile in world space
		self.worldX += self.dirX * self.speed;
		self.worldY += self.dirY * self.speed;
		// Track distance traveled
		self.distance += self.speed;
		// Check for wall collision
		var mapX = Math.floor(self.worldX);
		var mapY = Math.floor(self.worldY);
		// If hit wall or traveled max distance
		if (mapX < 0 || mapX >= MAP_SIZE || mapY < 0 || mapY >= MAP_SIZE || map[mapY][mapX].type === 1 || self.distance >= self.maxDistance) {
			return true; // Remove projectile
		}
		// Position on screen based on player view (raycasting principles)
		self.updateScreenPosition();
		return false; // Keep projectile
	};
	// Calculate screen position from world position
	self.updateScreenPosition = function () {
		// Vector from player to projectile
		var dx = self.worldX - player.x;
		var dy = self.worldY - player.y;
		// Distance from player to projectile
		var dist = Math.sqrt(dx * dx + dy * dy);
		// Angle from player to projectile
		var angle = Math.atan2(dy, dx) - player.dir;
		// Normalize angle (-PI to PI)
		while (angle < -Math.PI) {
			angle += Math.PI * 2;
		}
		while (angle > Math.PI) {
			angle -= Math.PI * 2;
		}
		// Check if projectile is in field of view
		if (Math.abs(angle) < HALF_FOV) {
			// Calculate screen X based on angle in FOV
			self.x = 2048 / 2 + angle / HALF_FOV * (2048 / 2);
			// Calculate target Y position (center of screen with slight adjustment)
			var targetY = 2732 / 2 + 20 - WALL_HEIGHT_FACTOR / dist * 0.1;
			// Calculate transition factor based on distance
			// As distance increases, move closer to target Y
			var transitionFactor = Math.min(1.0, self.distance * 1);
			// Interpolate between initial hand Y and target Y
			self.y = self.initialScreenY * (1 - transitionFactor) + targetY * transitionFactor;
			// Scale based on distance
			var scale = Math.max(0.1, 2 / dist);
			projectileSprite.scale.set(scale, scale);
			self.visible = true;
		} else {
			self.visible = false;
		}
	};
	return self;
});
var RaycastStrip = Container.expand(function () {
	var self = Container.call(this);
	var activeWallSprite = null; // The currently displayed wall sprite instance
	var activeWallSpriteTextureId = null; // Stores the asset name of the activeWallSprite's current texture
	self.updateStrip = function (stripWidth, wallHeight, stripIdx, wallType, distance, textureX, side, tileIndex) {
		// self.x is set in rayCasting for correct centering.
		if (tileIndex < 1 || tileIndex > 64 || isNaN(tileIndex)) {
			console.error("RaycastStrip: Invalid tileIndex: " + tileIndex + ". Clearing strip.");
			self.clearStrip();
			return;
		}
		var newTileAssetName = 'walltile' + tileIndex;
		if (!activeWallSprite || activeWallSpriteTextureId !== newTileAssetName) {
			// Need a new sprite instance or new texture for the current instance.
			if (activeWallSprite) {
				// Release the old sprite if it exists.
				wallSpritePoolManager.releaseSprite(activeWallSprite);
				self.removeChild(activeWallSprite);
				// activeWallSprite will be replaced or re-assigned by getSprite.
			}
			activeWallSprite = wallSpritePoolManager.getSprite(newTileAssetName);
			if (activeWallSprite) {
				self.addChild(activeWallSprite);
				activeWallSpriteTextureId = newTileAssetName; // Update local texture tracker
			} else {
				console.error("RaycastStrip: Failed to get sprite for " + newTileAssetName + " from pool.");
				// If getSprite failed, ensure activeWallSprite is null and clear tracker.
				activeWallSprite = null;
				activeWallSpriteTextureId = null;
				// Optionally, make the strip container invisible or handle error.
				// self.visible = false; // Example: hide the strip
				return; // Cannot render this strip without a sprite.
			}
		}
		// At this point, activeWallSprite is valid and should have the correct texture.
		// Configure the active sprite's properties:
		activeWallSprite.width = stripWidth;
		activeWallSprite.height = wallHeight;
		activeWallSprite.x = 0; // Position relative to RaycastStrip container
		activeWallSprite.y = (2732 - wallHeight) / 2; // Vertically center
		var shade = Math.max(0.3, 1 - distance / MAX_RENDER_DISTANCE);
		if (side === 1) {
			// Darken side walls
			shade *= 0.7;
		}
		activeWallSprite.alpha = shade;
		activeWallSprite.visible = true;
	};
	self.clearStrip = function () {
		if (activeWallSprite) {
			wallSpritePoolManager.releaseSprite(activeWallSprite);
			self.removeChild(activeWallSprite);
			activeWallSprite = null;
			activeWallSpriteTextureId = null; // Clear local texture tracker
		}
		// self.visible = false; // Making the strip container invisible if it's empty
	};
	return self;
});
var Treasure = Container.expand(function () {
	var self = Container.call(this);
	// Closed treasure sprite
	var treasureSprite = self.attachAsset('treasure', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	treasureSprite.tint = 0xdddddd; // Light grey tint
	// Open treasure sprite (initially hidden)
	var treasureOpenSprite = self.attachAsset('treasureopen', {
		anchorX: 0.5,
		anchorY: 0.5,
		alpha: 0
	});
	self.treasureSprite = treasureSprite;
	self.treasureOpenSprite = treasureOpenSprite;
	self.isOpen = false;
	self.mapX = 0;
	self.mapY = 0;
	self.value = 1;
	self.openTreasure = function () {
		if (!self.isOpen) {
			self.isOpen = true;
			self.treasureSprite.alpha = 0;
			self.treasureOpenSprite.alpha = 1;
		}
	};
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x111111
});

/**** 
* Game Code
****/ 
var dynamicEntitiesContainer;
var wallSpritePoolManager = {
	spritePool: [],
	// Flat array of ALL sprites (pre-allocated and on-demand)
	availableSprites: [],
	// Array acting as a stack for available sprites.
	preallocatedSpriteCount: 300,
	// Target number of pre-allocated sprites
	initialize: function initialize() {
		this.spritePool = [];
		this.availableSprites = [];
		var initialTextureId = 'walltile1'; // A default valid texture for initialization
		for (var i = 0; i < this.preallocatedSpriteCount; i++) {
			var sprite = LK.getAsset(initialTextureId, {
				anchorX: 0,
				anchorY: 0,
				visible: false
			});
			if (!sprite) {
				console.error("WallSpritePoolManager: Failed to pre-allocate a sprite with " + initialTextureId);
				continue;
			}
			// Store current texture ID on the sprite for efficient texture swapping checks
			sprite.currentTextureId = initialTextureId;
			this.spritePool.push(sprite);
			this.availableSprites.push(sprite); // Add to available stack
		}
	},
	getSprite: function getSprite(tileAssetName) {
		var sprite = null;
		if (this.availableSprites.length > 0) {
			sprite = this.availableSprites.pop(); // Get from stack
			// Ensure this reused sprite has the correct texture.
			if (sprite.currentTextureId !== tileAssetName) {
				var newTextureProviderAsset = LK.getAsset(tileAssetName, {});
				if (newTextureProviderAsset && typeof newTextureProviderAsset.texture !== 'undefined') {
					// Assuming sprite.texture can be directly assigned the texture from another asset.
					sprite.texture = newTextureProviderAsset.texture;
					sprite.currentTextureId = tileAssetName;
				} else {
					console.error("WallSpritePoolManager: Failed to get texture for " + tileAssetName + " to swap on reused sprite. Sprite will have old texture: " + sprite.currentTextureId);
					// If texture swapping fails, the sprite will retain its old texture. This might lead to visual errors.
					// A more robust solution might involve returning this sprite to the pool and creating a new one,
					// but that complicates the pool logic and might defeat the purpose of reuse in error cases.
				}
			}
		} else {
			// Pool is empty, create a new sprite on demand, already with the correct texture.
			sprite = LK.getAsset(tileAssetName, {
				anchorX: 0,
				anchorY: 0,
				visible: false // RaycastStrip will manage visibility
			});
			if (!sprite) {
				console.error("WallSpritePoolManager: Failed to create new sprite on demand for " + tileAssetName);
				return null; // Cannot provide a sprite if asset creation fails
			}
			sprite.currentTextureId = tileAssetName; // Set its texture ID
			this.spritePool.push(sprite); // Add to master list of all sprites
		}
		// Reset common properties to a known state before returning
		sprite.visible = false;
		sprite.alpha = 1.0;
		sprite.scale.set(1.0, 1.0);
		sprite.x = 0;
		sprite.y = 0;
		sprite.rotation = 0;
		return sprite;
	},
	releaseSprite: function releaseSprite(sprite) {
		if (!sprite) {
			// console.warn("WallSpritePoolManager: Attempted to release an invalid (null/undefined) sprite.");
			return;
		}
		// Reset sprite properties to a clean state for reuse
		sprite.visible = false;
		sprite.alpha = 1.0;
		sprite.scale.set(1.0, 1.0);
		sprite.rotation = 0;
		sprite.x = 0;
		sprite.y = 0;
		// sprite.tint = 0xFFFFFF; // Reset tint if it were ever used on these sprites
		this.availableSprites.push(sprite); // Add back to available stack
	},
	// The reset method is mostly for conceptual completeness if the manager's lifecycle was different.
	// In LK, game resets typically re-run gamecode.js, re-initializing this object literal and its state.
	// The initialize() method effectively serves as the reset mechanism when setupGame() is called.
	reset: function reset() {
		this.initialize(); // Re-initializes the pool to its default pre-allocated state.
	}
};
// Game constants
var MAP_SIZE = 16;
var particlePoolManager;
var particleExplosionContainer; // Container for all active particles from explosions
var CELL_SIZE = 20;
var MINI_MAP_SCALE = 1;
var STRIP_WIDTH = 10; // Increase from 8 to 16 (half as many rays)
var NUM_RAYS = Math.ceil(2048 / STRIP_WIDTH);
var FOV = Math.PI / 3; // 60 degrees field of view
var HALF_FOV = FOV / 2;
var PLAYER_MOVE_SPEED = 0.002; // Reduced from 0.005 to make movement slower
var PLAYER_TURN_SPEED = 0.002; // Reduced from 0.005 to make turning slower
var WALL_HEIGHT_FACTOR = 600;
var MAX_RENDER_DISTANCE = 16;
var MONSTER_AGGRO_RANGE = 9.0; // Max distance at which monsters will notice and start chasing the player.
var MIN_MONSTER_PLAYER_DISTANCE = 0.6; // Monsters stop if they get closer than this (e.g., overshoot); this is within attack range.
var MAX_MONSTER_PLAYER_ENGAGEMENT_DISTANCE = 0.6;
var WALL_BUFFER = 0.18; // Minimum distance from player center to wall cell's effective edge
var MONSTER_WALL_BUFFER = 0.25; // Minimum distance from monster center to wall cell's effective edge
var MONSTER_COUNT = 8; // Increased by 50% from 5, rounded up
var TREASURE_COUNT = 10;
// Game state
var map = [];
var floorCaster;
var player = {
	x: 1.5,
	y: 1.5,
	dir: 0,
	health: 5,
	score: 0,
	level: 1,
	// Buffs
	moveSpeedMultiplier: 1.0,
	defenseBuffActive: false,
	attackBuffActive: false,
	speedBuffTimeout: null,
	defenseBuffTimeout: null,
	attackBuffTimeout: null
};
var powerUps = [];
var POWERUP_COUNT = 3; // Number of power-ups to spawn per level
var POWERUP_DURATION = 15000; // 15 seconds for temporary buffs
var controls = {
	forward: false,
	backward: false,
	left: false,
	right: false,
	attack: false
};
var monsters = [];
var treasures = [];
var projectiles = [];
var gate = null;
var wallSegments = [];
var lastWallCheck = [];
var lastTime = Date.now();
var canAttack = true;
var attackCooldown = 500; // 500 millisecond cooldown
// Joystick override state
var joystickOverrideActive = false;
var joystickOverrideX = 0;
var joystickOverrideY = 0;
// UI elements
var miniMap;
var rayCastView;
var healthText;
var scoreText;
var levelText;
var monsterText;
var controlButtons = {};
var playerMarker;
var globalRightHand; // Stores the right hand game object
var activeControlForGlobalHandlers = null; // Tracks which control is active for game.down/up/move
var renderableObjects = []; // Array to hold all objects (walls, entities) to be sorted by depth
// Create layer variables at the global scope
var gameLayer = new Container();
var projectileLayer = new Container();
var handLayer = new Container();
particlePoolManager = {
	pool: [],
	activeParticles: [],
	maxParticles: 750,
	// Increased from 300 to support more particles
	// Increased max particles
	getParticle: function getParticle() {
		var particle;
		if (this.pool.length > 0) {
			particle = this.pool.pop();
		} else {
			particle = new Particle();
		}
		this.activeParticles.push(particle);
		// The particle will be added to particleExplosionContainer by createParticleExplosion
		return particle;
	},
	releaseParticle: function releaseParticle(particle) {
		// Remove from activeParticles
		var index = this.activeParticles.indexOf(particle);
		if (index !== -1) {
			this.activeParticles.splice(index, 1);
		}
		// Remove from its parent container (particleExplosionContainer)
		if (particle.parent) {
			particle.parent.removeChild(particle);
		}
		if (this.pool.length < this.maxParticles) {
			this.pool.push(particle);
		} else {
			// If pool is full, LK will garbage collect if it has no parent.
			// Explicitly calling destroy isn't standard in LK for pooled objects unless necessary.
		}
	},
	updateActiveParticles: function updateActiveParticles() {
		for (var i = this.activeParticles.length - 1; i >= 0; i--) {
			var particle = this.activeParticles[i];
			if (!particle.update()) {
				// Particle.update returns false when life is over
				this.releaseParticle(particle);
			}
		}
	}
};
function createParticleExplosion(worldExplosionX, worldExplosionY, count) {
	if (!particleExplosionContainer) {
		particleExplosionContainer = new Container();
		// Add to projectileLayer so particles appear above game world elements but potentially below UI
		projectileLayer.addChild(particleExplosionContainer);
	}
	var worldExplosionZ = 0.5; // Assume explosion originates roughly half a unit above the floor
	for (var i = 0; i < count; i++) {
		var particle = particlePoolManager.getParticle();
		// Calculate 3D spherical distribution for initial velocities
		var phi = Math.random() * Math.PI * 2; // Angle in XY plane (0 to 2PI)
		var theta = Math.acos(Math.random() * 2 - 1); // Angle from Z axis (0 to PI), for uniform sphere
		var speed = (Math.random() * 0.03 + 0.015) * (player.level > 3 ? 1.5 : 1); // Base world speed (halved), faster for higher levels
		var vx = Math.sin(theta) * Math.cos(phi) * speed;
		var vy = Math.sin(theta) * Math.sin(phi) * speed;
		var vz = Math.cos(theta) * speed + 0.03; // Add a slight general upward bias
		// Randomize lifespan
		var life = 360 + Math.random() * 240; // Life between ~6 to ~10 seconds, to match doubled maxLife
		particle.init(worldExplosionX, worldExplosionY, worldExplosionZ, vx, vy, vz, life);
		particleExplosionContainer.addChild(particle);
	}
}
// Setup game
function setupGame() {
	// Set up the layer system using the globally defined variables
	// Add layers in the correct order (projectiles below hand)
	game.addChild(gameLayer);
	game.addChild(projectileLayer);
	game.addChild(handLayer);
	// Create the floor/ceiling caster first (should be below walls)
	floorCaster = new FloorCaster();
	gameLayer.addChild(floorCaster);
	// Initialize the wall sprite pool manager
	wallSpritePoolManager.initialize();
	// Create the rayCast view container
	// rayCastView = new Container(); // rayCastView is no longer used to hold strips directly
	// gameLayer.addChild(rayCastView); // No longer add rayCastView if it's not used for strips
	// Initialize wallSegments array to hold RaycastStrip instances
	wallSegments = [];
	// Create raycast strips
	for (var i = 0; i < NUM_RAYS; i++) {
		var strip = new RaycastStrip();
		wallSegments.push(strip); // Store strips in an array, not in a display container yet
	}
	// Initialize container for depth-sorted dynamic entities (walls and entities)
	dynamicEntitiesContainer = new Container();
	gameLayer.addChild(dynamicEntitiesContainer);
	// Create minimap container
	miniMap = new Container();
	miniMap.x = (2048 - MAP_SIZE * CELL_SIZE * MINI_MAP_SCALE) / 2; // Center horizontally
	miniMap.y = 20; // Keep at top
	gameLayer.addChild(miniMap);
	// Generate map
	generateMap();
	// Create player marker
	playerMarker = gameLayer.addChild(LK.getAsset('player', {
		anchorX: 0.5,
		anchorY: 0.5
	}));
	// Create UI elements
	createUI();
	// Create control buttons
	createControlButtons();
	// Start background music
	LK.playMusic('dungeon');
}
function generateMap() {
	// Clear existing map visuals, data structures
	miniMap.removeChildren();
	map = [];
	// Remove existing monsters and treasures
	for (var i = 0; i < monsters.length; i++) {
		monsters[i].destroy();
	}
	monsters = [];
	for (var i = 0; i < treasures.length; i++) {
		treasures[i].destroy();
	}
	treasures = [];
	// Clear projectiles
	for (var i = 0; i < projectiles.length; i++) {
		projectiles[i].destroy();
	}
	projectiles = [];
	// Clear existing powerups
	for (var i = 0; i < powerUps.length; i++) {
		powerUps[i].destroy();
	}
	powerUps = [];
	// --- Map type selection ---
	// 0 = maze, 1 = arena with pillars, 2 = mixed
	var mapType = Math.floor(Math.random() * 3);
	// 1. Initialize the map: all cells are walls
	for (var y = 0; y < MAP_SIZE; y++) {
		map[y] = [];
		for (var x = 0; x < MAP_SIZE; x++) {
			var cell = new MapCell();
			cell.x = x * CELL_SIZE * MINI_MAP_SCALE;
			cell.y = y * CELL_SIZE * MINI_MAP_SCALE;
			cell.setType(1); // Initialize as wall
			map[y][x] = cell;
			miniMap.addChild(cell); // Add to minimap
		}
	}
	// --- Maze type ---
	if (mapType === 0) {
		// 2. Implement Recursive Backtracker (a form of Growing Tree) for maze generation
		var stack = [];
		var startX = 1; // Player's typical start X
		var startY = 1; // Player's typical start Y
		map[startY][startX].setType(0); // Mark starting cell as floor
		stack.push({
			x: startX,
			y: startY
		});
		while (stack.length > 0) {
			var current = stack[stack.length - 1]; // Get current cell (peek)
			var potentialMoves = [{
				dx: 0,
				dy: -2,
				wallXOffset: 0,
				wallYOffset: -1
			}, {
				dx: 2,
				dy: 0,
				wallXOffset: 1,
				wallYOffset: 0
			}, {
				dx: 0,
				dy: 2,
				wallXOffset: 0,
				wallYOffset: 1
			}, {
				dx: -2,
				dy: 0,
				wallXOffset: -1,
				wallYOffset: 0
			}];
			// Shuffle potential moves to ensure randomness
			for (var i = potentialMoves.length - 1; i > 0; i--) {
				var j = Math.floor(Math.random() * (i + 1));
				var temp = potentialMoves[i];
				potentialMoves[i] = potentialMoves[j];
				potentialMoves[j] = temp;
			}
			var moved = false;
			for (var i = 0; i < potentialMoves.length; i++) {
				var move = potentialMoves[i];
				var nextX = current.x + move.dx;
				var nextY = current.y + move.dy;
				var wallBetweenX = current.x + move.wallXOffset;
				var wallBetweenY = current.y + move.wallYOffset;
				if (nextX >= 0 && nextX < MAP_SIZE && nextY >= 0 && nextY < MAP_SIZE && map[nextY][nextX].type === 1) {
					map[wallBetweenY][wallBetweenX].setType(0);
					map[nextY][nextX].setType(0);
					stack.push({
						x: nextX,
						y: nextY
					});
					moved = true;
					break;
				}
			}
			if (!moved) {
				stack.pop();
			}
		}
		// 3. Explicitly set outer border walls.
		for (y = 0; y < MAP_SIZE; y++) {
			if (map[y][0].type === 0 && !(y === startY && startX === 0)) {
				map[y][0].setType(1);
			}
			if (map[y][MAP_SIZE - 1].type === 0 && !(y === startY && startX === MAP_SIZE - 1)) {
				map[y][MAP_SIZE - 1].setType(1);
			}
		}
		for (x = 0; x < MAP_SIZE; x++) {
			if (map[0][x].type === 0 && !(x === startX && startY === 0)) {
				map[0][x].setType(1);
			}
			if (map[MAP_SIZE - 1][x].type === 0 && !(x === startX && startY === MAP_SIZE - 1)) {
				map[MAP_SIZE - 1][x].setType(1);
			}
		}
		map[startY][startX].setType(0);
		ensureMapConnectivity();
		// Reset player position
		player.x = 1.5;
		player.y = 1.5;
		player.dir = 0;
	} else if (mapType === 1) {
		// --- Arena with pillars ---
		// Clear a large open area in the center
		var margin = 2;
		for (var y = margin; y < MAP_SIZE - margin; y++) {
			for (var x = margin; x < MAP_SIZE - margin; x++) {
				map[y][x].setType(0);
			}
		}
		// Place pillars in a grid pattern
		for (var py = margin + 2; py < MAP_SIZE - margin - 1; py += 3) {
			for (var px = margin + 2; px < MAP_SIZE - margin - 1; px += 3) {
				map[py][px].setType(1);
			}
		}
		// Player start near bottom left
		player.x = margin + 1.5;
		player.y = margin + 1.5;
		player.dir = 0;
	} else {
		// --- Mixed: maze with open arena center and some pillars ---
		// First, generate a maze as in type 0
		var stack = [];
		var startX = 1;
		var startY = 1;
		map[startY][startX].setType(0);
		stack.push({
			x: startX,
			y: startY
		});
		while (stack.length > 0) {
			var current = stack[stack.length - 1];
			var potentialMoves = [{
				dx: 0,
				dy: -2,
				wallXOffset: 0,
				wallYOffset: -1
			}, {
				dx: 2,
				dy: 0,
				wallXOffset: 1,
				wallYOffset: 0
			}, {
				dx: 0,
				dy: 2,
				wallXOffset: 0,
				wallYOffset: 1
			}, {
				dx: -2,
				dy: 0,
				wallXOffset: -1,
				wallYOffset: 0
			}];
			for (var i = potentialMoves.length - 1; i > 0; i--) {
				var j = Math.floor(Math.random() * (i + 1));
				var temp = potentialMoves[i];
				potentialMoves[i] = potentialMoves[j];
				potentialMoves[j] = temp;
			}
			var moved = false;
			for (var i = 0; i < potentialMoves.length; i++) {
				var move = potentialMoves[i];
				var nextX = current.x + move.dx;
				var nextY = current.y + move.dy;
				var wallBetweenX = current.x + move.wallXOffset;
				var wallBetweenY = current.y + move.wallYOffset;
				if (nextX >= 0 && nextX < MAP_SIZE && nextY >= 0 && nextY < MAP_SIZE && map[nextY][nextX].type === 1) {
					map[wallBetweenY][wallBetweenX].setType(0);
					map[nextY][nextX].setType(0);
					stack.push({
						x: nextX,
						y: nextY
					});
					moved = true;
					break;
				}
			}
			if (!moved) {
				stack.pop();
			}
		}
		// Open up a central arena
		var arenaMargin = 4;
		for (var y = arenaMargin; y < MAP_SIZE - arenaMargin; y++) {
			for (var x = arenaMargin; x < MAP_SIZE - arenaMargin; x++) {
				map[y][x].setType(0);
			}
		}
		// Add a few random pillars in the arena
		for (var p = 0; p < 8; p++) {
			var px = Math.floor(Math.random() * (MAP_SIZE - 2 * arenaMargin - 2)) + arenaMargin + 1;
			var py = Math.floor(Math.random() * (MAP_SIZE - 2 * arenaMargin - 2)) + arenaMargin + 1;
			map[py][px].setType(1);
		}
		// Player start near bottom left
		player.x = arenaMargin + 1.5;
		player.y = arenaMargin + 1.5;
		player.dir = 0;
	}
	// 4. Ensure all parts of the map are connected after generation (for all types)
	ensureMapConnectivity();
	// Create monsters
	var monstersToPlace = MONSTER_COUNT + Math.floor(player.level * 0.5);
	for (var i = 0; i < monstersToPlace; i++) {
		placeMonster();
	}
	// Create treasures
	var treasuresToPlace = 1 + Math.floor(Math.random() * 4); // 1-4 treasures per level
	for (var i = 0; i < treasuresToPlace; i++) {
		placeTreasure();
	}
	// Place exit gate
	gate = placeGate();
	// Power-ups are now only spawned from opened treasures, not during map generation
}
function placePowerUp() {
	var x, y;
	var attempts = 0;
	var powerUpTypes = ['speed', 'defense', 'health', 'attack'];
	var randomType = powerUpTypes[Math.floor(Math.random() * powerUpTypes.length)];
	do {
		x = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		y = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		attempts++;
		if (attempts > 100) {
			break;
		}
	} while (map[y][x].type !== 0 || map[y][x].monster || map[y][x].treasure || map[y][x].gate || mapCellHasPowerUp(x, y));
	if (attempts <= 100) {
		var powerUp = new PowerUp(randomType);
		powerUp.mapX = x + 0.5; // Center in cell
		powerUp.mapY = y + 0.5; // Center in cell
		powerUps.push(powerUp);
		dynamicEntitiesContainer.addChild(powerUp);
	}
}
function mapCellHasPowerUp(cellX, cellY) {
	for (var i = 0; i < powerUps.length; i++) {
		if (Math.floor(powerUps[i].mapX) === cellX && Math.floor(powerUps[i].mapY) === cellY) {
			return true;
		}
	}
	return false;
}
function placeMonster() {
	// Find a random empty cell
	var x, y;
	var attempts = 0;
	do {
		x = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		y = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		attempts++;
		// Make sure it's not too close to the player
		var distToPlayer = Math.sqrt(Math.pow(x - player.x, 2) + Math.pow(y - player.y, 2));
		if (attempts > 100) {
			break;
		} // Prevent infinite loop
	} while (map[y][x].type !== 0 || map[y][x].monster || map[y][x].treasure || distToPlayer < 3);
	if (attempts <= 100) {
		map[y][x].addMonster();
		var monster = new Monster();
		// Spawn monster in the center of the cell
		monster.mapX = x + 0.5;
		monster.mapY = y + 0.5;
		monster.health = 2 + Math.floor(player.level / 3); // Monsters get tougher with level
		monsters.push(monster);
		dynamicEntitiesContainer.addChild(monster);
	}
}
function placeTreasure() {
	var potentialSpots = [];
	var deadEndSpots = [];
	// Iterate through the map (excluding borders initially for simplicity in dead-end logic)
	// to find all valid floor cells for treasure.
	for (var y = 1; y < MAP_SIZE - 1; y++) {
		for (var x = 1; x < MAP_SIZE - 1; x++) {
			if (map[y] && map[y][x] && map[y][x].type === 0 && !map[y][x].monster && !map[y][x].treasure &&
			// Check if cell already has a treasure (though addTreasure also checks)
			!map[y][x].gate) {
				potentialSpots.push({
					x: x,
					y: y
				});
			}
		}
	}
	if (potentialSpots.length === 0) {
		return; // No suitable spots found
	}
	// Identify dead ends from the list of potential spots
	for (var i = 0; i < potentialSpots.length; i++) {
		var spot = potentialSpots[i];
		var openNeighbors = 0;
		var neighbors = [{
			dx: 0,
			dy: -1
		},
		// North
		{
			dx: 1,
			dy: 0
		},
		// East
		{
			dx: 0,
			dy: 1
		},
		// South
		{
			dx: -1,
			dy: 0
		} // West
		];
		for (var j = 0; j < neighbors.length; j++) {
			var nx = spot.x + neighbors[j].dx;
			var ny = spot.y + neighbors[j].dy;
			// Check bounds and if neighbor is a floor cell
			if (nx >= 0 && nx < MAP_SIZE && ny >= 0 && ny < MAP_SIZE && map[ny] && map[ny][nx] && map[ny][nx].type === 0) {
				openNeighbors++;
			}
		}
		if (openNeighbors === 1) {
			deadEndSpots.push(spot);
		}
	}
	// Only spawn treasures in dead ends, and limit to 1-4 per level
	var maxTreasures = 1 + Math.floor(Math.random() * 4); // 1 to 4 treasures
	if (deadEndSpots.length === 0) {
		return; // No dead ends found, do not spawn treasure
	}
	if (deadEndSpots.length > 1) {
		// Shuffle deadEndSpots
		for (var i = deadEndSpots.length - 1; i > 0; i--) {
			var j = Math.floor(Math.random() * (i + 1));
			var temp = deadEndSpots[i];
			deadEndSpots[i] = deadEndSpots[j];
			deadEndSpots[j] = temp;
		}
	}
	var treasuresPlaced = 0;
	for (var i = 0; i < deadEndSpots.length && treasuresPlaced < maxTreasures; i++) {
		var spot = deadEndSpots[i];
		var cellX = spot.x;
		var cellY = spot.y;
		// Check if the spot is the player's current location
		if (cellX === Math.floor(player.x) && cellY === Math.floor(player.y)) {
			continue; // Skip this spot if it's where the player is
		}
		// Double-check if we can add treasure to this cell (MapCell's own logic)
		if (map[cellY] && map[cellY][cellX] && map[cellY][cellX].addTreasure()) {
			var treasure = new Treasure();
			treasure.mapX = cellX + 0.5; // Center treasure in the cell
			treasure.mapY = cellY + 0.5; // Center treasure in the cell
			treasure.value = 1 + Math.floor(Math.random() * player.level);
			treasures.push(treasure);
			dynamicEntitiesContainer.addChild(treasure);
			treasuresPlaced++;
		}
	}
}
function placeGate() {
	// Place gate in a random valid location
	var x, y;
	var attempts = 0;
	var validPositions = [];
	// Collect all valid positions first
	for (var i = 0; i < 100; i++) {
		x = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		y = Math.floor(Math.random() * (MAP_SIZE - 2)) + 1;
		// Check if the cell is suitable
		if (map[y][x].type === 0 && !map[y][x].monster && !map[y][x].treasure && !map[y][x].gate) {
			// Make sure it's not too close to the player (at least 2 cells away)
			var distToPlayer = Math.sqrt(Math.pow(x - player.x, 2) + Math.pow(y - player.y, 2));
			if (distToPlayer > 2) {
				// Add to valid positions
				validPositions.push({
					x: x,
					y: y
				});
			}
		}
	}
	// If we found valid spots, choose one randomly
	if (validPositions.length > 0) {
		// Pick a random position from the valid ones
		var randomIndex = Math.floor(Math.random() * validPositions.length);
		var chosenPos = validPositions[randomIndex];
		var gateX = chosenPos.x;
		var gateY = chosenPos.y;
		// Place the gate
		map[gateY][gateX].addGate();
		var gate = new Gate();
		gate.mapX = gateX;
		gate.mapY = gateY;
		dynamicEntitiesContainer.addChild(gate);
		return gate;
	}
	return null;
}
function createUI() {
	// Health display
	healthText = new Text2('Health: ' + player.health, {
		size: 40,
		fill: 0xFF5555
	});
	healthText.anchor.set(0, 0);
	LK.gui.topRight.addChild(healthText);
	healthText.x = -200;
	healthText.y = 20;
	// Score display
	scoreText = new Text2('Score: ' + player.score, {
		size: 40,
		fill: 0xFFFF55
	});
	scoreText.anchor.set(0, 0);
	LK.gui.topRight.addChild(scoreText);
	scoreText.x = -200;
	scoreText.y = 80;
	// Level display
	levelText = new Text2('Level: ' + player.level, {
		size: 40,
		fill: 0x55FF55
	});
	levelText.anchor.set(0, 0);
	LK.gui.topRight.addChild(levelText);
	levelText.x = -200;
	levelText.y = 140;
	// Monster counter display
	monsterText = new Text2('Monsters: 0', {
		size: 40,
		fill: 0xFF9955
	});
	monsterText.anchor.set(0, 0);
	LK.gui.topRight.addChild(monsterText);
	monsterText.x = -200;
	monsterText.y = 200;
	// Update UI displays
	updateUI();
}
function updateUI() {
	healthText.setText('Health: ' + player.health);
	scoreText.setText('Score: ' + player.score);
	levelText.setText('Level: ' + player.level);
	monsterText.setText('Monsters: ' + monsters.length);
	// Update score in LK system
	LK.setScore(player.score);
}
function createControlButtons() {
	// Create joystick control for movement
	controlButtons.joystick = new JoystickController();
	controlButtons.joystick.x = 400;
	controlButtons.joystick.y = 2732 - 500;
	gameLayer.addChild(controlButtons.joystick);
	// Using the global layer system - no need to recreate layers here
	// Create attack button more centered on the right side
	controlButtons.attack = new ControlButton('attack');
	controlButtons.attack.x = 2048 - 400;
	controlButtons.attack.y = 2732 - 500;
	gameLayer.addChild(controlButtons.attack);
	// Add right hand at the bottom right for projectile firing
	globalRightHand = LK.getAsset('rightHand', {
		anchorX: 0.5,
		anchorY: 0.9,
		scaleX: 1.2,
		scaleY: 1.2
	});
	globalRightHand.x = 2048 * 0.6; // Position just off right of middle
	globalRightHand.y = 2732; // Bottom of the screen
	handLayer.addChild(globalRightHand);
	// Add pulse and float animation to give the hand some life
	var _animateHand = function animateHand() {
		// Get a small random x offset between -40 and 40 pixels
		var randomXOffset = Math.random() * 80 - 40;
		// Store original X position if not set yet
		if (globalRightHand.originalX === undefined) {
			globalRightHand.originalX = globalRightHand.x;
		}
		// Slow scale pulse animation with random left/right movement
		tween(globalRightHand, {
			scaleX: 1.1,
			scaleY: 1.1,
			x: globalRightHand.originalX + randomXOffset,
			y: 2732 - 15 // Float up slightly from base position
		}, {
			duration: 1800,
			easing: tween.easeInOut,
			onFinish: function onFinish() {
				// Get another random x offset for the return animation
				var returnRandomXOffset = Math.random() * 40 - 20;
				tween(globalRightHand, {
					scaleX: 1.1,
					scaleY: 1.1,
					x: globalRightHand.originalX + returnRandomXOffset,
					y: 2732 // Return to original position
				}, {
					duration: 1800,
					easing: tween.easeInOut,
					onFinish: _animateHand
				});
			}
		});
	};
	// Start the hand animation
	_animateHand();
}
function castRayDDA(startX, startY, rayDirX, rayDirY) {
	var mapX = Math.floor(startX);
	var mapY = Math.floor(startY);
	var deltaDistX = Math.abs(1 / rayDirX);
	var deltaDistY = Math.abs(1 / rayDirY);
	var hit = false;
	var side; // 0 for vertical wall, 1 for horizontal wall
	var stepX, stepY;
	var sideDistX, sideDistY;
	if (rayDirX < 0) {
		stepX = -1;
		sideDistX = (startX - mapX) * deltaDistX;
	} else {
		stepX = 1;
		sideDistX = (mapX + 1.0 - startX) * deltaDistX;
	}
	if (rayDirY < 0) {
		stepY = -1;
		sideDistY = (startY - mapY) * deltaDistY;
	} else {
		stepY = 1;
		sideDistY = (mapY + 1.0 - startY) * deltaDistY;
	}
	// Perform DDA
	while (!hit) {
		if (sideDistX < sideDistY) {
			sideDistX += deltaDistX;
			mapX += stepX;
			side = 0;
		} else {
			sideDistY += deltaDistY;
			mapY += stepY;
			side = 1;
		}
		// Check if ray hit a wall or went out of bounds
		if (mapX < 0 || mapX >= MAP_SIZE || mapY < 0 || mapY >= MAP_SIZE) {
			hit = true;
		} else if (map[mapY] && map[mapY][mapX] && map[mapY][mapX].type === 1) {
			hit = true;
		}
	}
	// Calculate distance
	var distance;
	if (side === 0) {
		distance = (mapX - startX + (1 - stepX) / 2) / rayDirX;
	} else {
		distance = (mapY - startY + (1 - stepY) / 2) / rayDirY;
	}
	return {
		wallHit: hit,
		distance: distance,
		side: side,
		wallType: hit && mapX >= 0 && mapX < MAP_SIZE && mapY >= 0 && mapY < MAP_SIZE && map[mapY] && map[mapY][mapX] ? map[mapY][mapX].type : 1,
		mapX: mapX,
		mapY: mapY
	};
}
function rayCasting() {
	floorCaster.update(player.x, player.y, player.dir);
	// renderableObjects is cleared in game.update before this function is called.
	for (var rayIdx = 0; rayIdx < NUM_RAYS; rayIdx++) {
		var rayAngle = player.dir - HALF_FOV + rayIdx / NUM_RAYS * FOV;
		var rayDirX = Math.cos(rayAngle);
		var rayDirY = Math.sin(rayAngle);
		var hit = castRayDDA(player.x, player.y, rayDirX, rayDirY);
		var strip = wallSegments[rayIdx]; // Get strip from the wallSegments array
		if (hit.wallHit) {
			var actualDistance = hit.distance * Math.cos(rayAngle - player.dir);
			// Clamp wallHeight to avoid extreme values that cause scanlines/distortion
			var unclampedWallHeight = WALL_HEIGHT_FACTOR / actualDistance;
			var wallHeight = Math.max(STRIP_WIDTH, Math.min(2732, unclampedWallHeight));
			// Lock texture to wall grid position
			var wallX;
			if (hit.side === 0) {
				wallX = player.y + hit.distance * rayDirY;
			} else {
				wallX = player.x + hit.distance * rayDirX;
			}
			var texturePosition = wallX * 64;
			var tileIndex = Math.floor(texturePosition) % 64 + 1;
			if (hit.side === 0 && rayDirX > 0) {
				tileIndex = 65 - tileIndex;
			}
			if (hit.side === 1 && rayDirY < 0) {
				tileIndex = 65 - tileIndex;
			}
			// Calculate centered x position for the strip
			var stripX = Math.round(rayIdx * STRIP_WIDTH + (2048 - NUM_RAYS * STRIP_WIDTH) / 2);
			strip.x = stripX; // Set strip's screen position
			strip.updateStrip(STRIP_WIDTH, wallHeight, rayIdx, hit.wallType, actualDistance, 0, hit.side, tileIndex);
			strip.visible = true; // Ensure the strip container is visible if it has content
			renderableObjects.push({
				distance: actualDistance,
				object: strip,
				type: 'wall',
				originalSortOrder: rayIdx
			});
			// Anti-scanline blending logic removed as it relied on direct adjacency in rayCastView.children
			// and would be complex to reimplement with interleaved entities.
		} else {
			// No wall hit for this ray, so clear the strip
			if (strip && strip.clearStrip) {
				strip.clearStrip();
				strip.visible = false; // Ensure the strip container is not visible
			}
		}
	}
	// renderEntities(); // Moved to game.update
}
function renderEntities() {
	var allDynamicEntities = monsters.concat(treasures).concat(powerUps.filter(function (p) {
		return !p.collected;
	}));
	if (gate) {
		allDynamicEntities.push(gate);
	}
	// visibleEntities array and local sorting are no longer needed here.
	// Entities will be added to the global renderableObjects array.
	for (var i = 0; i < allDynamicEntities.length; i++) {
		var entity = allDynamicEntities[i];
		entity.visible = false; // Hide by default, will be set true if it should be rendered.
		var dx = entity.mapX - player.x;
		var dy = entity.mapY - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		entity.renderDist = dist; // Store distance for sorting
		if (dist >= MAX_RENDER_DISTANCE) {
			// Too far to render
			continue;
		}
		var angle = Math.atan2(dy, dx) - player.dir;
		// Normalize angle to be within -PI to PI range
		while (angle < -Math.PI) {
			angle += Math.PI * 2;
		}
		while (angle > Math.PI) {
			angle -= Math.PI * 2;
		}
		if (Math.abs(angle) < HALF_FOV) {
			// Check if entity is within Field of View
			var rayHit = castRayToPoint(player.x, player.y, entity.mapX, entity.mapY);
			// Check if there's a clear Line of Sight to the entity
			// (dist - 0.5 is a small tolerance, e.g. for entity's own depth/size)
			if (!rayHit.hit || rayHit.dist > dist - 0.5) {
				entity.visible = true; // Mark as visible for rendering
				var screenX = (0.5 + angle / FOV) * 2048; // Project to screen X
				var height = WALL_HEIGHT_FACTOR / dist; // Calculate perceived height
				var scale = height / 100; // Assuming base asset height is 100 for scaling
				entity.x = screenX;
				// Adjust Y position: Treasures and PowerUps are on the floor, Monsters/Gates are vertically centered
				if (entity instanceof Treasure) {
					entity.y = 2732 / 2 + height / 2;
				} else if (entity instanceof PowerUp) {
					var baseScreenY = 2732 / 2 + height / 2; // Y position on the floor plane
					// verticalOffset is in world units. Convert to screen pixels based on distance.
					var liftScreenYOffset = entity.verticalOffset * (WALL_HEIGHT_FACTOR / dist);
					// currentBobOffset is already in screen pixels.
					entity.y = baseScreenY - liftScreenYOffset + entity.currentBobOffset;
				} else {
					// Monster or Gate
					entity.y = 2732 / 2;
				}
				if (entity instanceof PowerUp) {
					var finalScale = scale * entity.spawnScaleMultiplier; // Apply spawn scale animation
					entity.scale.set(finalScale, finalScale);
				} else {
					entity.scale.set(scale, scale); // For Treasure, Monster, Gate
				}
				// Add to global list for sorting with walls
				renderableObjects.push({
					distance: entity.renderDist,
					object: entity,
					type: 'entity'
				});
			}
		}
	}
	// Sorting and adding to dynamicEntitiesContainer is now done in game.update,
	// after both walls and entities have been added to renderableObjects.
	// dynamicEntitiesContainer.removeChildren(); // Moved
	// visibleEntities.sort(...); // Removed
	// for (var j = 0; j < visibleEntities.length; j++) { // Removed
	//    dynamicEntitiesContainer.addChild(visibleEntities[j]);
	// }
}
function castRayToPoint(startX, startY, targetX, targetY) {
	var rayDirX = targetX - startX;
	var rayDirY = targetY - startY;
	var distance = Math.sqrt(rayDirX * rayDirX + rayDirY * rayDirY);
	rayDirX /= distance;
	rayDirY /= distance;
	var mapCheckX = Math.floor(startX);
	var mapCheckY = Math.floor(startY);
	var stepSizeX = Math.abs(1 / rayDirX);
	var stepSizeY = Math.abs(1 / rayDirY);
	var stepX = rayDirX >= 0 ? 1 : -1;
	var stepY = rayDirY >= 0 ? 1 : -1;
	var sideDistX, sideDistY;
	if (rayDirX < 0) {
		sideDistX = (startX - mapCheckX) * stepSizeX;
	} else {
		sideDistX = (mapCheckX + 1.0 - startX) * stepSizeX;
	}
	if (rayDirY < 0) {
		sideDistY = (startY - mapCheckY) * stepSizeY;
	} else {
		sideDistY = (mapCheckY + 1.0 - startY) * stepSizeY;
	}
	var hit = false;
	var side = 0;
	var distToWall = 0;
	while (!hit && distToWall < distance) {
		if (sideDistX < sideDistY) {
			sideDistX += stepSizeX;
			mapCheckX += stepX;
			side = 0;
			distToWall = sideDistX - stepSizeX;
		} else {
			sideDistY += stepSizeY;
			mapCheckY += stepY;
			side = 1;
			distToWall = sideDistY - stepSizeY;
		}
		if (mapCheckX < 0 || mapCheckX >= MAP_SIZE || mapCheckY < 0 || mapCheckY >= MAP_SIZE || !map[mapCheckY] || !map[mapCheckY][mapCheckX]) {
			break;
		} else if (map[mapCheckY][mapCheckX].type === 1) {
			hit = true;
		}
	}
	return {
		hit: hit,
		dist: distToWall
	};
}
function updateControls() {
	var joystick = controlButtons.joystick;
	var currentJoystickX, currentJoystickY, isJoystickConsideredActive;
	if (joystickOverrideActive) {
		currentJoystickX = joystickOverrideX;
		currentJoystickY = joystickOverrideY;
		isJoystickConsideredActive = true; // Movement continues based on pre-attack state
	} else if (joystick && joystick.active) {
		currentJoystickX = joystick.normalizedX;
		currentJoystickY = joystick.normalizedY;
		isJoystickConsideredActive = true;
	} else {
		currentJoystickX = 0;
		currentJoystickY = 0;
		isJoystickConsideredActive = false;
	}
	if (isJoystickConsideredActive) {
		controls.forward = currentJoystickY < -0.3;
		controls.backward = currentJoystickY > 0.3;
		controls.left = currentJoystickX < -0.3;
		controls.right = currentJoystickX > 0.3;
	} else {
		controls.forward = false;
		controls.backward = false;
		controls.left = false;
		controls.right = false;
	}
	// Check if player is in front of an interactable object (treasure or power-up)
	var showInteract = false;
	var interactableObject = null; // Generic variable for treasure or power-up
	// Priority 1: Check for treasures
	for (var i = 0; i < treasures.length; i++) {
		var t = treasures[i];
		if (t.isOpen) continue;
		var dx_t = t.mapX - player.x;
		var dy_t = t.mapY - player.y;
		var dist_t = Math.sqrt(dx_t * dx_t + dy_t * dy_t);
		if (dist_t < 0.7) {
			//{cN} // Interaction range
			var angleToTreasure = Math.atan2(dy_t, dx_t);
			var angleDiff_t = Math.abs((player.dir - angleToTreasure + Math.PI * 3) % (Math.PI * 2) - Math.PI);
			if (angleDiff_t < Math.PI / 3) {
				// 60-degree cone
				showInteract = true;
				interactableObject = t;
				break; //{cO} 
			}
		}
	}
	// Priority 2: If no treasure, check for power-ups
	if (!showInteract) {
		for (var i = 0; i < powerUps.length; i++) {
			var p = powerUps[i];
			if (p.collected) continue;
			var dx_p = p.mapX - player.x;
			var dy_p = p.mapY - player.y;
			var dist_p = Math.sqrt(dx_p * dx_p + dy_p * dy_p);
			if (dist_p < 0.7) {
				// Same interaction range
				var angleToPowerUp = Math.atan2(dy_p, dx_p);
				var angleDiff_p = Math.abs((player.dir - angleToPowerUp + Math.PI * 3) % (Math.PI * 2) - Math.PI);
				if (angleDiff_p < Math.PI / 3) {
					// Same 60-degree cone
					showInteract = true;
					interactableObject = p;
					break;
				}
			}
		}
	}
	// Update attack button's interact state and target
	controlButtons.attack.isInteract = showInteract;
	controlButtons.attack.interactTarget = interactableObject; // Use the new generic property name
	// Read from attack/interact button
	controls.attack = controlButtons.attack.pressed;
}
function getDistanceToNearestWall(x, y) {
	var minDist = Infinity;
	// Check a larger area around the player
	var checkRadius = 2; // Check 2 cells in each direction
	var startX = Math.max(0, Math.floor(x) - checkRadius);
	var endX = Math.min(MAP_SIZE - 1, Math.floor(x) + checkRadius);
	var startY = Math.max(0, Math.floor(y) - checkRadius);
	var endY = Math.min(MAP_SIZE - 1, Math.floor(y) + checkRadius);
	for (var cellY = startY; cellY <= endY; cellY++) {
		for (var cellX = startX; cellX <= endX; cellX++) {
			if (map[cellY] && map[cellY][cellX] && map[cellY][cellX].type === 1) {
				// This is a wall cell, calculate distance to the nearest edge of this cell
				var wallLeft = cellX;
				var wallRight = cellX + 1;
				var wallTop = cellY;
				var wallBottom = cellY + 1;
				// Calculate distance to the nearest edge of the wall cell
				var distX = Math.max(0, Math.max(wallLeft - x, x - wallRight));
				var distY = Math.max(0, Math.max(wallTop - y, y - wallBottom));
				var distToWall = Math.sqrt(distX * distX + distY * distY);
				minDist = Math.min(minDist, distToWall);
			}
		}
	}
	return minDist;
}
function pushPlayerAwayFromWalls() {
	var currentDist = getDistanceToNearestWall(player.x, player.y);
	if (currentDist < WALL_BUFFER) {
		// Player is too close to a wall, find the direction away from the nearest wall
		var pushDistance = WALL_BUFFER - currentDist + 0.05; // Add small extra margin
		// Calculate the gradient (direction of steepest distance increase)
		var gradStep = 0.01;
		var distRight = getDistanceToNearestWall(player.x + gradStep, player.y);
		var distLeft = getDistanceToNearestWall(player.x - gradStep, player.y);
		var distUp = getDistanceToNearestWall(player.x, player.y - gradStep);
		var distDown = getDistanceToNearestWall(player.x, player.y + gradStep);
		var gradX = (distRight - distLeft) / (2 * gradStep);
		var gradY = (distDown - distUp) / (2 * gradStep);
		// Normalize the gradient
		var gradMag = Math.sqrt(gradX * gradX + gradY * gradY);
		if (gradMag > 0) {
			gradX /= gradMag;
			gradY /= gradMag;
			// Move in the direction of the gradient
			var newX = player.x + gradX * pushDistance;
			var newY = player.y + gradY * pushDistance;
			if (canMoveTo(newX, newY)) {
				player.x = newX;
				player.y = newY;
			} else {
				// If gradient direction doesn't work, try radial push
				var angles = [0, Math.PI / 4, Math.PI / 2, 3 * Math.PI / 4, Math.PI, 5 * Math.PI / 4, 3 * Math.PI / 2, 7 * Math.PI / 4];
				for (var i = 0; i < angles.length; i++) {
					var testX = player.x + Math.cos(angles[i]) * pushDistance;
					var testY = player.y + Math.sin(angles[i]) * pushDistance;
					if (canMoveTo(testX, testY)) {
						player.x = testX;
						player.y = testY;
						break;
					}
				}
			}
		}
	}
}
function canMoveTo(targetX, targetY) {
	var cellX = Math.floor(targetX);
	var cellY = Math.floor(targetY);
	// Check bounds: if target is outside map, cannot move.
	if (cellX < 0 || cellX >= MAP_SIZE || cellY < 0 || cellY >= MAP_SIZE || !map[cellY] || !map[cellY][cellX]) {
		return false;
	}
	// Check if the target cell itself is a wall
	if (map[cellY][cellX].type === 1) {
		return false;
	}
	// Prevent walking through treasures (if any treasure is in this cell and not open)
	for (var i = 0; i < treasures.length; i++) {
		var t = treasures[i];
		if (Math.floor(t.mapX) === cellX && Math.floor(t.mapY) === cellY && !t.isOpen) {
			return false;
		}
	}
	// Check if the player would be too close to any wall
	var distToWall = getDistanceToNearestWall(targetX, targetY);
	return distToWall >= WALL_BUFFER;
}
function canMonsterMoveTo(targetX, targetY, monster) {
	var targetCellX = Math.floor(targetX);
	var targetCellY = Math.floor(targetY);
	// Check bounds: if target is outside map, cannot move.
	if (targetCellX < 0 || targetCellX >= MAP_SIZE || targetCellY < 0 || targetCellY >= MAP_SIZE || !map[targetCellY] || !map[targetCellY][targetCellX]) {
		return false;
	}
	// Check if the target cell itself is a wall
	if (map[targetCellY][targetCellX].type === 1) {
		return false;
	}
	// Check if another monster is already in the target cell
	for (var i = 0; i < monsters.length; i++) {
		var otherMonster = monsters[i];
		if (otherMonster !== monster && Math.floor(otherMonster.mapX) === targetCellX && Math.floor(otherMonster.mapY) === targetCellY) {
			return false; // Target cell occupied by another monster
		}
	}
	// Check if the monster would be too close to any wall using its own buffer
	var distToActualWall = getDistanceToNearestWall(targetX, targetY);
	return distToActualWall >= MONSTER_WALL_BUFFER;
}
function updateMonsterPosition(monster, newMapX, newMapY) {
	var oldCellX = Math.floor(monster.mapX);
	var oldCellY = Math.floor(monster.mapY);
	var newCellX = Math.floor(newMapX);
	var newCellY = Math.floor(newMapY);
	// Only update map cell occupancy if the monster is actually changing cells
	if (oldCellX !== newCellX || oldCellY !== newCellY) {
		if (map[oldCellY] && map[oldCellY][oldCellX]) {
			// Check if old cell is valid
			map[oldCellY][oldCellX].removeMonster();
		}
		// else: old cell was invalid or monster wasn't registered there.
		if (map[newCellY] && map[newCellY][newCellX]) {
			// Check if new cell is valid
			map[newCellY][newCellX].addMonster();
		} else {
			// Fallback: If new cell is invalid (this implies an issue if canMonsterMoveTo passed)
			// Re-register in old cell if it was valid, and don't move.
			if (map[oldCellY] && map[oldCellY][oldCellX]) {
				map[oldCellY][oldCellX].addMonster();
			}
			return; // Do not tween to an invalid position.
		}
	}
	// Tween the monster's visual/logical position
	tween(monster, {
		mapX: newMapX,
		mapY: newMapY
	}, {
		duration: 300,
		// 300ms smooth animation
		easing: function easing(t) {
			return 1 - Math.pow(1 - t, 4);
		} // quartOut easing
	});
}
function updatePlayerMovement(deltaTime) {
	var moveSpeed = PLAYER_MOVE_SPEED * deltaTime;
	var turnSpeed = PLAYER_TURN_SPEED * deltaTime;
	var didMove = false;
	// Track player's last position to detect state changes
	if (player.lastX === undefined) {
		player.lastX = player.x;
	}
	if (player.lastY === undefined) {
		player.lastY = player.y;
	}
	// Get joystick values for analog control
	var joystick = controlButtons.joystick;
	var turnAmount = 0;
	var moveAmount = 0;
	var currentJoystickX, currentJoystickY, isJoystickConsideredActiveForMovement;
	if (joystickOverrideActive) {
		currentJoystickX = joystickOverrideX;
		currentJoystickY = joystickOverrideY;
		isJoystickConsideredActiveForMovement = true;
	} else if (joystick && joystick.active) {
		currentJoystickX = joystick.normalizedX;
		currentJoystickY = joystick.normalizedY;
		isJoystickConsideredActiveForMovement = true;
	} else {
		currentJoystickX = 0;
		currentJoystickY = 0;
		isJoystickConsideredActiveForMovement = false;
	}
	// Handle rotation - use x-axis for turning
	if (isJoystickConsideredActiveForMovement) {
		var joystickMagnitudeX = Math.abs(currentJoystickX);
		var rampedTurnValue = 0; // Initialize to 0, will be 0 if in dead zone
		var JOYSTICK_TURN_DEAD_ZONE = 0.15; // Threshold below which joystick input for turning is minimal/zero
		var JOYSTICK_TURN_RAMP_EXPONENT = 2.5; // Higher value means more ramping towards the edges
		if (joystickMagnitudeX > JOYSTICK_TURN_DEAD_ZONE) {
			// Remap the input from [JOYSTICK_TURN_DEAD_ZONE, 1.0] to [0.0, 1.0]
			var normalizedInputX = (joystickMagnitudeX - JOYSTICK_TURN_DEAD_ZONE) / (1.0 - JOYSTICK_TURN_DEAD_ZONE);
			// Apply ramping (power curve)
			rampedTurnValue = Math.pow(normalizedInputX, JOYSTICK_TURN_RAMP_EXPONENT);
		}
		var rampedTurnAmount = Math.sign(currentJoystickX) * rampedTurnValue;
		turnAmount = rampedTurnAmount * turnSpeed * 1.4; // Retain existing overall speed multiplier
		player.dir += turnAmount;
		while (player.dir < 0) {
			player.dir += Math.PI * 2;
		}
		while (player.dir >= Math.PI * 2) {
			player.dir -= Math.PI * 2;
		}
	}
	// Also support digital controls for rotation
	else if (controls.left) {
		player.dir -= turnSpeed;
		while (player.dir < 0) {
			player.dir += Math.PI * 2;
		}
	} else if (controls.right) {
		player.dir += turnSpeed;
		while (player.dir >= Math.PI * 2) {
			player.dir -= Math.PI * 2;
		}
	}
	// Calculate movement vector
	var dx = 0,
		dy = 0;
	// Handle movement - use y-axis for forward/backward
	var actualMoveSpeed = moveSpeed * player.moveSpeedMultiplier;
	if (isJoystickConsideredActiveForMovement) {
		moveAmount = -currentJoystickY * actualMoveSpeed; // Negative because up is negative y
		if (Math.abs(moveAmount) > 0.01) {
			dx += Math.cos(player.dir) * moveAmount;
			dy += Math.sin(player.dir) * moveAmount;
			didMove = true;
		}
	}
	// Also support digital controls for movement
	else if (controls.forward) {
		dx += Math.cos(player.dir) * actualMoveSpeed;
		dy += Math.sin(player.dir) * actualMoveSpeed;
		didMove = true;
	} else if (controls.backward) {
		dx -= Math.cos(player.dir) * actualMoveSpeed;
		dy -= Math.sin(player.dir) * actualMoveSpeed;
		didMove = true;
	}
	var inputMoveIntent = didMove;
	didMove = false;
	// Enhanced collision detection with proper wall sliding
	if (dx !== 0 || dy !== 0) {
		var currentX = player.x;
		var currentY = player.y;
		// Try moving to the exact target position first
		var targetX = currentX + dx;
		var targetY = currentY + dy;
		if (canMoveTo(targetX, targetY)) {
			// No collision, move normally
			player.x = targetX;
			player.y = targetY;
			didMove = true;
		} else {
			// Collision detected, try wall sliding
			var moved = false;
			// Try moving only along X axis
			if (dx !== 0 && canMoveTo(currentX + dx, currentY)) {
				player.x = currentX + dx;
				moved = true;
			}
			// Try moving only along Y axis
			if (dy !== 0 && canMoveTo(currentX, currentY + dy)) {
				player.y = currentY + dy;
				moved = true;
			}
			// If basic sliding failed, try gradual movement
			if (!moved) {
				var maxSteps = 10;
				for (var step = 1; step <= maxSteps; step++) {
					var fraction = step / maxSteps;
					// Try X movement with varying intensity
					if (dx !== 0) {
						var testX = currentX + dx * fraction;
						if (canMoveTo(testX, currentY)) {
							player.x = testX;
							moved = true;
							break;
						}
					}
					// Try Y movement with varying intensity
					if (dy !== 0) {
						var testY = currentY + dy * fraction;
						if (canMoveTo(currentX, testY)) {
							player.y = testY;
							moved = true;
							break;
						}
					}
				}
			}
			didMove = moved;
		}
	}
	// Always ensure player maintains proper distance from walls
	pushPlayerAwayFromWalls();
	// Play walk sound if there was input intent AND actual movement occurred
	if (didMove && inputMoveIntent && LK.ticks % 20 === 0) {
		LK.getSound('walk').play();
	}
	// Only attempt to attack if attack button is pressed and we can attack
	if (controls.attack && canAttack) {
		attackAction();
	}
	// Check for collisions with monsters
	checkMonsterCollisions();
	// Check for collisions with treasures
	checkTreasureCollisions();
	// Check for gate collision
	checkGateCollision();
	// Check for collisions with power-ups
	checkPowerUpCollisions();
	// Update player marker on minimap
	updateMiniMap();
	// Update player's last position
	player.lastX = player.x;
	player.lastY = player.y;
}
function checkPowerUpCollisions() {
	for (var i = powerUps.length - 1; i >= 0; i--) {
		var powerUp = powerUps[i];
		if (powerUp.collected) continue;
		var dx = powerUp.mapX - player.x;
		var dy = powerUp.mapY - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < 0.6) {
			// Power-ups are no longer collected by collision.
			// This block is intentionally left empty or can be removed if no other proximity logic is needed.
			// For now, we ensure no collection happens here.
		}
	}
}
function attackAction() {
	// Check if attack is on cooldown
	if (!canAttack) {
		return;
	}
	// Set attack on cooldown
	canAttack = false;
	var currentAttackCooldown = attackCooldown;
	if (player.attackBuffActive) {
		currentAttackCooldown /= 2; // Halve cooldown if attack buff is active
	}
	// Create and fire projectile
	var projectile = new Projectile();
	projectile.fire(globalRightHand.x, globalRightHand.y - 400);
	// Add hand recoil animation
	tween(globalRightHand, {
		y: 2732 - 50,
		rotation: -0.1
	}, {
		duration: 100,
		onFinish: function onFinish() {
			tween(globalRightHand, {
				y: 2732,
				rotation: 0
			}, {
				duration: 300
			});
		}
	});
	// Add to projectile layer
	projectiles.push(projectile);
	projectileLayer.addChild(projectile);
	// Update attack button visual
	var attackButton = controlButtons.attack;
	attackButton.updateCooldown(0);
	// Cooldown animation
	var _cooldownTick = function cooldownTick(progress) {
		attackButton.updateCooldown(progress);
		if (progress < 1) {
			LK.setTimeout(function () {
				_cooldownTick(progress + 0.05);
			}, currentAttackCooldown / 20); // Use currentAttackCooldown
		}
	};
	_cooldownTick(0);
	// Reset cooldown after specified time
	LK.setTimeout(function () {
		canAttack = true;
	}, currentAttackCooldown); // Use currentAttackCooldown
}
function updateProjectiles(deltaTime) {
	for (var i = projectiles.length - 1; i >= 0; i--) {
		var projectile = projectiles[i];
		// Update projectile position
		var remove = projectile.update(deltaTime);
		// Check if projectile has gone off screen or should be removed
		if (remove) {
			// Remove projectile
			projectile.destroy();
			projectiles.splice(i, 1);
			continue;
		}
		// Check if projectile hits a monster
		var hitMonster = false;
		var hitMonsterIndex = -1;
		for (var j = 0; j < monsters.length; j++) {
			var monster = monsters[j];
			if (monster.visible) {
				// Get the vector from player to monster in world space
				var monsterDx = monster.mapX - player.x;
				var monsterDy = monster.mapY - player.y;
				// Calculate distance to monster in world space
				var monsterDist = Math.sqrt(monsterDx * monsterDx + monsterDy * monsterDy);
				// Calculate the projectile's travel distance in world units
				var projectileWorldDist = projectile.distance;
				// Calculate a hit window that gets smaller as monster is closer
				// This is the reverse of what we had before - closer monsters need more precise hits
				var depthAccuracy = Math.min(1.0, projectileWorldDist / monsterDist);
				// Adjust hit window based on visual size of monster
				// Monster scale is determined by height / 100 in renderEntities
				var monsterScale = WALL_HEIGHT_FACTOR / (monsterDist * 100);
				// Calculate hit window based on screen position and monster size
				var screenFactor = 1 - Math.abs(monster.x - projectile.x) / (2048 / 2);
				// Calculate hit threshold as difference between projectile world distance and monster distance
				// Smaller difference = more likely hit
				var distanceDifference = Math.abs(projectileWorldDist - monsterDist);
				// Hit if projectile is close enough to monster's actual distance
				// AND if projectile is visually aligned with monster on screen
				if (distanceDifference < 0.5 && screenFactor > 0.7) {
					hitMonster = true;
					hitMonsterIndex = j;
					break;
				}
			}
		}
		// Handle monster hit logic (unchanged)
		if (hitMonster && hitMonsterIndex !== -1) {
			var monster = monsters[hitMonsterIndex];
			var killed = monster.takeDamage();
			if (killed) {
				// Create particle explosion at monster's world position
				createParticleExplosion(monster.mapX, monster.mapY, 250); // Pass world X, Y
				map[Math.floor(monster.mapY)][Math.floor(monster.mapX)].removeMonster();
				monster.destroy();
				monsters.splice(hitMonsterIndex, 1);
				player.score += 10;
				updateUI();
				checkLevelCompletion();
			}
			projectile.destroy();
			projectiles.splice(i, 1);
		}
	}
}
function checkMonsterCollisions() {
	var currentTime = Date.now();
	for (var i = 0; i < monsters.length; i++) {
		var monster = monsters[i];
		var dx = monster.mapX - player.x;
		var dy = monster.mapY - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		if (dist < 0.5 && monster.canAttack) {
			// Player hit by monster
			var damageTaken = 1;
			if (player.defenseBuffActive) {
				damageTaken = 0.5; // Halve damage if defense buff is active
			}
			player.health -= damageTaken;
			updateUI();
			// Visual feedback
			LK.effects.flashScreen(0xff0000, 300);
			// Play sound
			LK.getSound('hit').play();
			// Push player back slightly
			player.x -= dx * 0.3;
			player.y -= dy * 0.3;
			// Set monster attack on cooldown
			monster.canAttack = false;
			monster.lastAttackTime = currentTime;
			// Reset monster attack after cooldown
			LK.setTimeout(function () {
				monster.canAttack = true;
			}, monster.attackCooldown);
			// Visual feedback for monster attack
			tween(monster, {
				alpha: 0.5
			}, {
				duration: 200,
				onFinish: function onFinish() {
					tween(monster, {
						alpha: 1
					}, {
						duration: 200
					});
				}
			});
			// Check game over
			if (player.health <= 0) {
				LK.showGameOver();
			}
			break;
		}
	}
}
function checkTreasureCollisions() {
	for (var i = treasures.length - 1; i >= 0; i--) {
		var treasure = treasures[i];
		var dx = treasure.mapX - player.x;
		var dy = treasure.mapY - player.y;
		var dist = Math.sqrt(dx * dx + dy * dy);
		// No auto-collect, handled by interact button
	}
}
function checkGateCollision() {
	if (!gate) {
		return;
	}
	var dx = gate.mapX - player.x;
	var dy = gate.mapY - player.y;
	var dist = Math.sqrt(dx * dx + dy * dy);
	if (dist < 0.7) {
		// Check if all monsters need to be defeated first
		if (monsters.length > 0) {
			// Display message that monsters need to be defeated
			var warningText = new Text2('Defeat all monsters\nbefore exiting!', {
				size: 60,
				fill: 0xFF5555
			});
			warningText.anchor.set(0.5, 0.5);
			warningText.x = 2048 / 2;
			warningText.y = 2732 / 2;
			gameLayer.addChild(warningText);
			// Remove text after a few seconds
			LK.setTimeout(function () {
				warningText.destroy();
			}, 2000);
			return;
		}
		// Player reached the gate - complete level
		// Play collect sound
		LK.getSound('collect').play();
		// Add points for completing level
		player.score += 50 * player.level;
		// Remove gate from map
		map[Math.floor(gate.mapY)][Math.floor(gate.mapX)].removeGate();
		gate.destroy();
		gate = null;
		// Level up
		player.level++;
		storage.level = player.level;
		// Restore health
		player.health = Math.min(player.health + 2, 5);
		// Update UI
		updateUI();
		// Show level complete with gate messaging
		var levelCompleteText = new Text2('Level ' + (player.level - 1) + ' Complete!\nYou found the exit!', {
			size: 80,
			fill: 0x00FF55
		});
		levelCompleteText.anchor.set(0.5, 0.5);
		levelCompleteText.x = 2048 / 2;
		levelCompleteText.y = 2732 / 2;
		gameLayer.addChild(levelCompleteText);
		// Generate new level after a delay
		LK.setTimeout(function () {
			levelCompleteText.destroy();
			generateMap();
		}, 2000);
	}
}
function checkLevelCompletion() {
	// Level is only considered "complete" if all monsters are defeated
	// This allows the gate to activate
	if (monsters.length === 0) {
		// If gate is not visible, make it pulse more dramatically to draw attention
		if (gate) {
			tween(gate, {
				alpha: 0.2
			}, {
				duration: 300,
				onFinish: function onFinish() {
					tween(gate, {
						alpha: 1
					}, {
						duration: 300
					});
				}
			});
			// Show hint text
			var gateHintText = new Text2('Find the exit gate!', {
				size: 60,
				fill: 0x00FF55
			});
			gateHintText.anchor.set(0.5, 0.5);
			gateHintText.x = 2048 / 2;
			gateHintText.y = 200;
			gameLayer.addChild(gateHintText);
			// Remove hint after a few seconds
			LK.setTimeout(function () {
				gateHintText.destroy();
			}, 3000);
		}
	} else {
		// Show hint text about defeating monsters first
		if (gate && gate.visible && LK.ticks % 300 === 0) {
			var monsterHintText = new Text2('Defeat all monsters to activate the exit!', {
				size: 60,
				fill: 0xFF5555
			});
			monsterHintText.anchor.set(0.5, 0.5);
			monsterHintText.x = 2048 / 2;
			monsterHintText.y = 200;
			gameLayer.addChild(monsterHintText);
			// Remove hint after a few seconds
			LK.setTimeout(function () {
				monsterHintText.destroy();
			}, 3000);
		}
	}
}
function updateMiniMap() {
	// Update player marker position on minimap
	playerMarker.x = miniMap.x + player.x * CELL_SIZE * MINI_MAP_SCALE;
	playerMarker.y = miniMap.y + player.y * CELL_SIZE * MINI_MAP_SCALE;
	// Draw player direction indicator
	var dirX = Math.cos(player.dir) * 15;
	var dirY = Math.sin(player.dir) * 15;
}
// Game update method
game.update = function () {
	var currentTime = Date.now();
	var deltaTime = currentTime - lastTime;
	lastTime = currentTime;
	// Update controls
	updateControls();
	// Update player
	updatePlayerMovement(deltaTime);
	// --- Rendering Phase ---
	renderableObjects = []; // Clear the list for the current frame
	rayCasting(); // Populates renderableObjects with wall strips
	renderEntities(); // Populates renderableObjects with dynamic entities
	// Sort all collected objects by distance (farthest first)
	// This ensures correct Z-ordering.
	renderableObjects.sort(function (a, b) {
		if (a.distance !== b.distance) {
			return b.distance - a.distance; // Farthest objects (larger distance) come first in the array
		}
		// Tie-breaking for objects at the exact same distance:
		// Render walls on top of entities if distances are equal.
		// This means entities should come earlier in the sorted list (rendered first).
		if (a.type === 'entity' && b.type === 'wall') {
			return -1; // Entity (a) comes before wall (b)
		}
		if (a.type === 'wall' && b.type === 'entity') {
			return 1; // Wall (a) comes after entity (b)
		}
		// For two walls at the same distance, maintain their original screen order (left to right)
		if (a.type === 'wall' && b.type === 'wall') {
			return a.originalSortOrder - b.originalSortOrder;
		}
		// For two entities at same distance, or other unhandled ties, default sort behavior (often stable)
		return 0;
	});
	// Clear the main container for 3D scene elements and add sorted objects
	dynamicEntitiesContainer.removeChildren();
	for (var i = 0; i < renderableObjects.length; i++) {
		var ro = renderableObjects[i];
		// Only add the object if it's marked as visible.
		// Note: ro.object.visible might have been set to false by rayCasting (for empty strips)
		// or renderEntities (for occluded/off-FOV entities).
		if (ro.object.visible) {
			dynamicEntitiesContainer.addChild(ro.object);
		}
	}
	// --- End of Rendering Phase ---
	// Update monsters AI and animations
	// Monster visibility (ro.object.visible) is now correctly set by renderEntities before this logic.
	if (LK.ticks % 15 === 0) {
		// Monster movement less frequent
		for (var i = 0; i < monsters.length; i++) {
			MonsterAI.moveTowardsPlayer(monsters[i], player.x, player.y, map);
		}
	}
	for (var i = 0; i < monsters.length; i++) {
		var monster = monsters[i];
		// Check if monster is visible (set by renderEntities) and has moved
		if (monster.visible && (monster.mapX !== monster.lastMoveX || monster.mapY !== monster.lastMoveY)) {
			monster.updateAnimation();
			// Store current position for next comparison
			monster.lastMoveX = monster.mapX;
			monster.lastMoveY = monster.mapY;
		}
	}
	// Update projectiles
	updateProjectiles(deltaTime);
	// Update particle explosions
	particlePoolManager.updateActiveParticles();
};
// Game initialization
setupGame();
// Event handlers
game.down = function (x, y, obj) {
	activeControlForGlobalHandlers = null; // Reset at the start of a new touch
	var eventObjForAttack = Object.assign({}, obj); // Fresh event object for attack button
	eventObjForAttack.stopPropagation = false;
	var attackBtn = controlButtons.attack;
	var attackBtnLocalX = x - attackBtn.x;
	var attackBtnLocalY = y - attackBtn.y;
	// Use the same generous hit radius as in the original code
	var attackBtnHitRadius = 150 * 3.5;
	var attackBtnDistSq = attackBtnLocalX * attackBtnLocalX + attackBtnLocalY * attackBtnLocalY;
	if (attackBtnDistSq <= attackBtnHitRadius * attackBtnHitRadius) {
		activeControlForGlobalHandlers = attackBtn;
		attackBtn.down(attackBtnLocalX, attackBtnLocalY, eventObjForAttack);
		// If the touch is within the attack button's area, it's considered handled by the attack button,
		// regardless of whether it internally decided to stop propagation (e.g. attack on cooldown).
		// This prevents the joystick from also processing this touch.
		return;
	}
	// If we reach here, the touch was NOT on the attack button.
	// Now check for joystick interaction using original quadrant check.
	var joystick = controlButtons.joystick;
	if (x < 800 && y > 2732 - 800) {
		activeControlForGlobalHandlers = joystick;
		var eventObjForJoystick = Object.assign({}, obj); // Fresh event object for joystick
		eventObjForJoystick.stopPropagation = false;
		// Pass local coordinates to joystick.down
		joystick.down(x - joystick.x, y - joystick.y, eventObjForJoystick);
	}
};
game.up = function (x, y, obj) {
	if (activeControlForGlobalHandlers === controlButtons.attack) {
		var attackBtnLocalX = x - controlButtons.attack.x;
		var attackBtnLocalY = y - controlButtons.attack.y;
		controlButtons.attack.up(attackBtnLocalX, attackBtnLocalY, obj);
	} else if (activeControlForGlobalHandlers === controlButtons.joystick) {
		// Only call joystick.up if the joystick itself believes it's active
		if (controlButtons.joystick.active) {
			var joystickLocalX = x - controlButtons.joystick.x;
			var joystickLocalY = y - controlButtons.joystick.y;
			controlButtons.joystick.up(joystickLocalX, joystickLocalY, obj);
		}
	}
	activeControlForGlobalHandlers = null; // Reset after touch ends
};
game.move = function (x, y, obj) {
	// Handle general screen move
	if (activeControlForGlobalHandlers === controlButtons.joystick) {
		// Only call joystick.move if the joystick itself believes it's active
		if (controlButtons.joystick.active) {
			var joystickLocalX = x - controlButtons.joystick.x;
			var joystickLocalY = y - controlButtons.joystick.y;
			controlButtons.joystick.move(joystickLocalX, joystickLocalY, obj);
		}
	}
	// Attack button doesn't typically have a .move action, so no changes needed for it here.
};
var MonsterAI = {
	moveTowardsPlayer: function moveTowardsPlayer(monster, playerX, playerY, map) {
		var monsterX = monster.mapX;
		var monsterY = monster.mapY;
		var dxToPlayer = playerX - monsterX;
		var dyToPlayer = playerY - monsterY;
		var distToPlayer = Math.sqrt(dxToPlayer * dxToPlayer + dyToPlayer * dyToPlayer);
		// Only chase if within aggro range
		if (distToPlayer > MONSTER_AGGRO_RANGE) {
			return;
		}
		// Check if player is visible using ray casting
		var rayHit = castRayToPoint(monsterX, monsterY, playerX, playerY);
		if (rayHit.hit && rayHit.dist < distToPlayer - 0.5) {
			// Wall is blocking line of sight, monster should stop or attempt alternative pathing.
			// For now, stopping if direct LOS is blocked.
			return;
		}
		// Maintain optimal distance from player
		if (distToPlayer < MIN_MONSTER_PLAYER_DISTANCE) {
			// Monster is too close, stop.
			return;
		} else if (distToPlayer <= MAX_MONSTER_PLAYER_ENGAGEMENT_DISTANCE) {
			// Monster is within ideal engagement range, stop.
			return;
		}
		// If monster is further than MAX_MONSTER_PLAYER_ENGAGEMENT_DISTANCE (but within AGGRO_RANGE and has LOS),
		// it will proceed to move towards the player.
		var moveSpeed = 0.2; // Monster movement speed
		var dirX = 0;
		var dirY = 0;
		if (distToPlayer > 0) {
			// Avoid division by zero if already at player (though other checks should prevent this)
			dirX = dxToPlayer / distToPlayer;
			dirY = dyToPlayer / distToPlayer;
		}
		var potentialNewX = monsterX + dirX * moveSpeed;
		var potentialNewY = monsterY + dirY * moveSpeed;
		// Try direct move first
		if (canMonsterMoveTo(potentialNewX, potentialNewY, monster)) {
			updateMonsterPosition(monster, potentialNewX, potentialNewY);
		} else {
			// Collision or too close to wall, try sliding
			var slid = false;
			// Try X-only movement
			if (dirX !== 0 && canMonsterMoveTo(potentialNewX, monsterY, monster)) {
				updateMonsterPosition(monster, potentialNewX, monsterY);
				slid = true;
			}
			// Try Y-only movement (only if X-only didn't work or Y component is significant)
			if (!slid && dirY !== 0 && canMonsterMoveTo(monsterX, potentialNewY, monster)) {
				updateMonsterPosition(monster, monsterX, potentialNewY);
				slid = true;
			}
			// If still no move (e.g. stuck in a corner), it will just stay put for this tick.
			// More advanced pathfinding could be added here if needed.
		}
	}
};
function ensureMapConnectivity() {
	// Flood fill from player starting position to check accessibility
	var visited = [];
	for (var y = 0; y < MAP_SIZE; y++) {
		visited[y] = [];
		for (var x = 0; x < MAP_SIZE; x++) {
			visited[y][x] = false;
		}
	}
	var queue = [];
	// Start from player position (1,1)
	queue.push({
		x: 1,
		y: 1
	});
	visited[1][1] = true;
	// Perform flood fill
	while (queue.length > 0) {
		var current = queue.shift();
		var x = current.x;
		var y = current.y;
		// Check all four neighbors
		var neighbors = [{
			x: x + 1,
			y: y
		}, {
			x: x - 1,
			y: y
		}, {
			x: x,
			y: y + 1
		}, {
			x: x,
			y: y - 1
		}];
		for (var i = 0; i < neighbors.length; i++) {
			var nx = neighbors[i].x;
			var ny = neighbors[i].y;
			// Check if neighbor is valid and not visited
			if (nx >= 0 && nx < MAP_SIZE && ny >= 0 && ny < MAP_SIZE && map[ny][nx].type === 0 && !visited[ny][nx]) {
				visited[ny][nx] = true;
				queue.push({
					x: nx,
					y: ny
				});
			}
		}
	}
	// Check for unreachable areas and create paths to them
	for (var y = 1; y < MAP_SIZE - 1; y++) {
		for (var x = 1; x < MAP_SIZE - 1; x++) {
			// If it's a floor tile but wasn't visited, it's unreachable
			if (map[y][x].type === 0 && !visited[y][x]) {
				// Find the nearest accessible cell
				var nearestX = -1;
				var nearestY = -1;
				var minDist = MAP_SIZE * MAP_SIZE;
				for (var cy = 1; cy < MAP_SIZE - 1; cy++) {
					for (var cx = 1; cx < MAP_SIZE - 1; cx++) {
						if (visited[cy][cx]) {
							var dist = (cx - x) * (cx - x) + (cy - y) * (cy - y);
							if (dist < minDist) {
								minDist = dist;
								nearestX = cx;
								nearestY = cy;
							}
						}
					}
				}
				// Create a path from the unreachable area to the nearest accessible area
				if (nearestX !== -1) {
					createPath(x, y, nearestX, nearestY);
					// Update visited map by doing a mini flood fill from this newly connected point
					var pathQueue = [{
						x: x,
						y: y
					}];
					visited[y][x] = true;
					while (pathQueue.length > 0) {
						var current = pathQueue.shift();
						var px = current.x;
						var py = current.y;
						var pathNeighbors = [{
							x: px + 1,
							y: py
						}, {
							x: px - 1,
							y: py
						}, {
							x: px,
							y: py + 1
						}, {
							x: px,
							y: py - 1
						}];
						for (var j = 0; j < pathNeighbors.length; j++) {
							var nx = pathNeighbors[j].x;
							var ny = pathNeighbors[j].y;
							if (nx >= 0 && nx < MAP_SIZE && ny >= 0 && ny < MAP_SIZE && map[ny][nx].type === 0 && !visited[ny][nx]) {
								visited[ny][nx] = true;
								pathQueue.push({
									x: nx,
									y: ny
								});
							}
						}
					}
				}
			}
		}
	}
}
function createPath(startX, startY, endX, endY) {
	// Determine direction (horizontal or vertical first)
	if (Math.random() < 0.5) {
		// Horizontal first, then vertical
		var x = startX;
		while (x !== endX) {
			x += x < endX ? 1 : -1;
			if (map[startY][x].type === 1) {
				map[startY][x].setType(0); // Convert wall to floor
			}
		}
		var y = startY;
		while (y !== endY) {
			y += y < endY ? 1 : -1;
			if (map[y][endX].type === 1) {
				map[y][endX].setType(0); // Convert wall to floor
			}
		}
	} else {
		// Vertical first, then horizontal
		var y = startY;
		while (y !== endY) {
			y += y < endY ? 1 : -1;
			if (map[y][startX].type === 1) {
				map[y][startX].setType(0); // Convert wall to floor
			}
		}
		var x = startX;
		while (x !== endX) {
			x += x < endX ? 1 : -1;
			if (map[endY][x].type === 1) {
				map[endY][x].setType(0); // Convert wall to floor
			}
		}
	}
}

===================================================================
--- original.js
+++ change.js
@@ -854,70 +854,62 @@
 });
 var RaycastStrip = Container.expand(function () {
 	var self = Container.call(this);
 	var activeWallSprite = null; // The currently displayed wall sprite instance
-	var currentTileAssetName = null; // Stores the asset name of activeWallSprite, e.g., "walltile5"
+	var activeWallSpriteTextureId = null; // Stores the asset name of the activeWallSprite's current texture
 	self.updateStrip = function (stripWidth, wallHeight, stripIdx, wallType, distance, textureX, side, tileIndex) {
-		// self.x is now set in rayCasting for correct centering; do not set here
-		// Validate tileIndex before constructing asset name
+		// self.x is set in rayCasting for correct centering.
 		if (tileIndex < 1 || tileIndex > 64 || isNaN(tileIndex)) {
-			console.error("RaycastStrip: Invalid tileIndex received: " + tileIndex + ". Clearing strip.");
-			self.clearStrip(); // Clear the strip if tileIndex is invalid
+			console.error("RaycastStrip: Invalid tileIndex: " + tileIndex + ". Clearing strip.");
+			self.clearStrip();
 			return;
 		}
 		var newTileAssetName = 'walltile' + tileIndex;
-		// If the current sprite is active but not the correct type for the new tileIndex, release it.
-		if (activeWallSprite && currentTileAssetName !== newTileAssetName) {
-			wallSpritePoolManager.releaseSprite(activeWallSprite, currentTileAssetName);
-			self.removeChild(activeWallSprite); // Detach from this strip's container
-			activeWallSprite = null;
-			currentTileAssetName = null; // Clear current asset name
-		}
-		// If no sprite is active (either first time, or after releasing/clearing), get one from the pool.
-		if (!activeWallSprite) {
+		if (!activeWallSprite || activeWallSpriteTextureId !== newTileAssetName) {
+			// Need a new sprite instance or new texture for the current instance.
+			if (activeWallSprite) {
+				// Release the old sprite if it exists.
+				wallSpritePoolManager.releaseSprite(activeWallSprite);
+				self.removeChild(activeWallSprite);
+				// activeWallSprite will be replaced or re-assigned by getSprite.
+			}
 			activeWallSprite = wallSpritePoolManager.getSprite(newTileAssetName);
 			if (activeWallSprite) {
-				self.addChild(activeWallSprite); // Add the new/reused sprite to this strip's container
-				currentTileAssetName = newTileAssetName;
+				self.addChild(activeWallSprite);
+				activeWallSpriteTextureId = newTileAssetName; // Update local texture tracker
 			} else {
-				// This can happen if wallSpritePoolManager.getSprite returns null (e.g., invalid asset name)
 				console.error("RaycastStrip: Failed to get sprite for " + newTileAssetName + " from pool.");
-				self.clearStrip(); // Ensure strip is clean if sprite acquisition fails
-				return; // Cannot render this strip without a sprite
+				// If getSprite failed, ensure activeWallSprite is null and clear tracker.
+				activeWallSprite = null;
+				activeWallSpriteTextureId = null;
+				// Optionally, make the strip container invisible or handle error.
+				// self.visible = false; // Example: hide the strip
+				return; // Cannot render this strip without a sprite.
 			}
 		}
-		// Configure the active sprite's properties (position, size, appearance)
+		// At this point, activeWallSprite is valid and should have the correct texture.
+		// Configure the active sprite's properties:
 		activeWallSprite.width = stripWidth;
 		activeWallSprite.height = wallHeight;
-		// Position sprite relative to the RaycastStrip container's origin
-		activeWallSprite.x = 0;
-		activeWallSprite.y = (2732 - wallHeight) / 2; // Vertically center the wall segment
-		// Apply distance-based shading
+		activeWallSprite.x = 0; // Position relative to RaycastStrip container
+		activeWallSprite.y = (2732 - wallHeight) / 2; // Vertically center
 		var shade = Math.max(0.3, 1 - distance / MAX_RENDER_DISTANCE);
 		if (side === 1) {
-			// Conventionally, side 1 walls (e.g., horizontal, further from light) are darker
+			// Darken side walls
 			shade *= 0.7;
 		}
 		activeWallSprite.alpha = shade;
-		activeWallSprite.visible = true; // Ensure the sprite is visible
+		activeWallSprite.visible = true;
 	};
-	// Clears the strip by releasing its active sprite back to the pool.
 	self.clearStrip = function () {
 		if (activeWallSprite) {
-			wallSpritePoolManager.releaseSprite(activeWallSprite, currentTileAssetName);
-			self.removeChild(activeWallSprite); // Detach from container
+			wallSpritePoolManager.releaseSprite(activeWallSprite);
+			self.removeChild(activeWallSprite);
 			activeWallSprite = null;
-			currentTileAssetName = null;
+			activeWallSpriteTextureId = null; // Clear local texture tracker
 		}
-		// Optionally, could make the RaycastStrip container itself invisible:
-		// self.visible = false; 
-		// But simply having no visible children often suffices.
+		// self.visible = false; // Making the strip container invisible if it's empty
 	};
-	// Note: LK's game reset mechanism (re-initializing Game class) typically handles
-	// destruction of game objects. If RaycastStrip instances were managed in a way
-	// that required manual cleanup of their sprites before game reset, a specific
-	// destroy method could be added here. For now, clearStrip and parent destruction
-	// should manage pooled sprites correctly.
 	return self;
 });
 var Treasure = Container.expand(function () {
 	var self = Container.call(this);
@@ -960,89 +952,95 @@
 * Game Code
 ****/ 
 var dynamicEntitiesContainer;
 var wallSpritePoolManager = {
-	pools: function () {
-		// IIFE to pre-populate pools for each wall tile type, with a fixed number of pre-allocated sprites
-		var p = {};
-		var PREALLOCATE_PER_TILE = 48; // Increased from 12 to reduce pop-in by having more sprites readily available
-		for (var i = 1; i <= 64; i++) {
-			var assetName = 'walltile' + i;
-			p[assetName] = [];
-			for (var j = 0; j < PREALLOCATE_PER_TILE; j++) {
-				var sprite = LK.getAsset(assetName, {
-					anchorX: 0,
-					anchorY: 0,
-					visible: false
-				});
-				p[assetName].push(sprite);
+	spritePool: [],
+	// Flat array of ALL sprites (pre-allocated and on-demand)
+	availableSprites: [],
+	// Array acting as a stack for available sprites.
+	preallocatedSpriteCount: 300,
+	// Target number of pre-allocated sprites
+	initialize: function initialize() {
+		this.spritePool = [];
+		this.availableSprites = [];
+		var initialTextureId = 'walltile1'; // A default valid texture for initialization
+		for (var i = 0; i < this.preallocatedSpriteCount; i++) {
+			var sprite = LK.getAsset(initialTextureId, {
+				anchorX: 0,
+				anchorY: 0,
+				visible: false
+			});
+			if (!sprite) {
+				console.error("WallSpritePoolManager: Failed to pre-allocate a sprite with " + initialTextureId);
+				continue;
 			}
+			// Store current texture ID on the sprite for efficient texture swapping checks
+			sprite.currentTextureId = initialTextureId;
+			this.spritePool.push(sprite);
+			this.availableSprites.push(sprite); // Add to available stack
 		}
-		return p;
-	}(),
+	},
 	getSprite: function getSprite(tileAssetName) {
-		// Validate tileAssetName and ensure its pool exists
-		if (!this.pools[tileAssetName]) {
-			var isValidTile = tileAssetName && tileAssetName.startsWith('walltile');
-			var tileNumStr = isValidTile ? tileAssetName.substring(8) : "";
-			var tileNum = parseInt(tileNumStr);
-			isValidTile = isValidTile && !isNaN(tileNum) && tileNum >= 1 && tileNum <= 64;
-			if (isValidTile) {
-				this.pools[tileAssetName] = []; // Create pool if valid but missing
-				console.warn("WallSpritePoolManager: Created pool on-the-fly for: " + tileAssetName);
-			} else {
-				console.error("WallSpritePoolManager: Attempted to get sprite for invalid asset name: " + tileAssetName);
-				return null; // Invalid asset name, cannot provide a sprite
+		var sprite = null;
+		if (this.availableSprites.length > 0) {
+			sprite = this.availableSprites.pop(); // Get from stack
+			// Ensure this reused sprite has the correct texture.
+			if (sprite.currentTextureId !== tileAssetName) {
+				var newTextureProviderAsset = LK.getAsset(tileAssetName, {});
+				if (newTextureProviderAsset && typeof newTextureProviderAsset.texture !== 'undefined') {
+					// Assuming sprite.texture can be directly assigned the texture from another asset.
+					sprite.texture = newTextureProviderAsset.texture;
+					sprite.currentTextureId = tileAssetName;
+				} else {
+					console.error("WallSpritePoolManager: Failed to get texture for " + tileAssetName + " to swap on reused sprite. Sprite will have old texture: " + sprite.currentTextureId);
+					// If texture swapping fails, the sprite will retain its old texture. This might lead to visual errors.
+					// A more robust solution might involve returning this sprite to the pool and creating a new one,
+					// but that complicates the pool logic and might defeat the purpose of reuse in error cases.
+				}
 			}
-		}
-		if (this.pools[tileAssetName].length > 0) {
-			var sprite = this.pools[tileAssetName].pop();
-			// Sprites are now cleaned on release, so no need to reset alpha/scale here.
-			// anchorX, anchorY are set at initial LK.getAsset and should persist.
-			// Visibility will be managed by RaycastStrip.
-			return sprite;
 		} else {
-			// Pool is empty, create a new sprite on demand and return it
-			var newSprite = LK.getAsset(tileAssetName, {
+			// Pool is empty, create a new sprite on demand, already with the correct texture.
+			sprite = LK.getAsset(tileAssetName, {
 				anchorX: 0,
 				anchorY: 0,
-				visible: false
+				visible: false // RaycastStrip will manage visibility
 			});
-			return newSprite;
+			if (!sprite) {
+				console.error("WallSpritePoolManager: Failed to create new sprite on demand for " + tileAssetName);
+				return null; // Cannot provide a sprite if asset creation fails
+			}
+			sprite.currentTextureId = tileAssetName; // Set its texture ID
+			this.spritePool.push(sprite); // Add to master list of all sprites
 		}
+		// Reset common properties to a known state before returning
+		sprite.visible = false;
+		sprite.alpha = 1.0;
+		sprite.scale.set(1.0, 1.0);
+		sprite.x = 0;
+		sprite.y = 0;
+		sprite.rotation = 0;
+		return sprite;
 	},
-	releaseSprite: function releaseSprite(sprite, tileAssetName) {
-		if (!sprite || !tileAssetName) {
-			console.error("WallSpritePoolManager: Invalid sprite or tileAssetName for release.");
+	releaseSprite: function releaseSprite(sprite) {
+		if (!sprite) {
+			// console.warn("WallSpritePoolManager: Attempted to release an invalid (null/undefined) sprite.");
 			return;
 		}
-		// Validate tileAssetName and ensure its pool exists for release
-		if (!this.pools[tileAssetName]) {
-			var isValidTile = tileAssetName && tileAssetName.startsWith('walltile');
-			var tileNumStr = isValidTile ? tileAssetName.substring(8) : "";
-			var tileNum = parseInt(tileNumStr);
-			isValidTile = isValidTile && !isNaN(tileNum) && tileNum >= 1 && tileNum <= 64;
-			if (isValidTile) {
-				this.pools[tileAssetName] = []; // Create pool if valid but missing
-				console.warn("WallSpritePoolManager: Releasing sprite to a newly created pool for: " + tileAssetName);
-			} else {
-				console.error("WallSpritePoolManager: Attempted to release sprite for invalid asset name: " + tileAssetName);
-				// If not pooling (e.g. invalid asset), it might need explicit destruction.
-				// However, standard behavior is just not to pool it.
-				return;
-			}
-		}
-		// Sprite is assumed to be already removed from its parent by RaycastStrip.
-		// Thoroughly reset sprite properties to a clean state:
+		// Reset sprite properties to a clean state for reuse
 		sprite.visible = false;
 		sprite.alpha = 1.0;
 		sprite.scale.set(1.0, 1.0);
 		sprite.rotation = 0;
 		sprite.x = 0;
 		sprite.y = 0;
-		// sprite.tint = 0xFFFFFF; // Reset tint if it were used on these sprites
-		// Always push to pool, even if pool is larger than preallocated
-		this.pools[tileAssetName].push(sprite);
+		// sprite.tint = 0xFFFFFF; // Reset tint if it were ever used on these sprites
+		this.availableSprites.push(sprite); // Add back to available stack
+	},
+	// The reset method is mostly for conceptual completeness if the manager's lifecycle was different.
+	// In LK, game resets typically re-run gamecode.js, re-initializing this object literal and its state.
+	// The initialize() method effectively serves as the reset mechanism when setupGame() is called.
+	reset: function reset() {
+		this.initialize(); // Re-initializes the pool to its default pre-allocated state.
 	}
 };
 // Game constants
 var MAP_SIZE = 16;
@@ -1197,8 +1195,10 @@
 	game.addChild(handLayer);
 	// Create the floor/ceiling caster first (should be below walls)
 	floorCaster = new FloorCaster();
 	gameLayer.addChild(floorCaster);
+	// Initialize the wall sprite pool manager
+	wallSpritePoolManager.initialize();
 	// Create the rayCast view container
 	// rayCastView = new Container(); // rayCastView is no longer used to hold strips directly
 	// gameLayer.addChild(rayCastView); // No longer add rayCastView if it's not used for strips
 	// Initialize wallSegments array to hold RaycastStrip instances