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

/**** 
* Classes
****/ 
var CutPiece = Container.expand(function () {
	var self = Container.call(this);
	var piece = self.attachAsset('cutPiece', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	self.animate = function (direction, blockWidth) {
		// Set initial appearance
		piece.alpha = 1;
		piece.width = blockWidth;
		// Animate piece falling and rotating
		var fallDirection = direction === 'left' ? -1 : 1;
		tween(self, {
			x: self.x + fallDirection * 400,
			y: self.y + 600,
			rotation: fallDirection * Math.PI * 2
		}, {
			duration: 1200,
			easing: tween.easeIn
		});
		tween(piece, {
			alpha: 0
		}, {
			duration: 1200,
			easing: tween.linear,
			onFinish: function onFinish() {
				self.destroy();
			}
		});
	};
	return self;
});
var StackedBlock = Container.expand(function () {
	var self = Container.call(this);
	var block = self.attachAsset('block', {
		anchorX: 0.5,
		anchorY: 0.5
	});
	return self;
});

/**** 
* Initialize Game
****/ 
var game = new LK.Game({
	backgroundColor: 0x87ceeb
});

/**** 
* Game Code
****/ 
// Game state
var stackedBlocks = [];
var gameHeight = 2732;
var gameWidth = 2048;
var groundLevel = gameHeight - 120;
var stackHeight = 0;
var gameActive = true;
// Create foundation block
var foundation = new StackedBlock();
foundation.x = gameWidth / 2;
foundation.y = gameHeight - 120; // Move to bottom of screen
game.addChild(foundation);
stackedBlocks.push(foundation);
stackHeight = foundation.y;
// Create rope hanging from top center
var rope = LK.getAsset('rope', {
	anchorX: 0.5,
	anchorY: 0
});
rope.x = gameWidth / 2;
rope.y = 0; // Rope starts at top of screen
game.addChild(rope);
// Create swinging block at the end of rope
var swingingBlock = LK.getAsset('swingingBlock', {
	anchorX: 0.5,
	anchorY: 0.5
});
swingingBlock.x = 0;
swingingBlock.y = rope.height + 100; // Extend the rope length by moving block further down
rope.addChild(swingingBlock);
// Natural pendulum swing variables
var swingTime = 0;
var swingSpeed = 0.03; // Controls swing speed
var swingAmplitude = 1.2; // Controls swing range (max rotation) - increased for wider swing
// Score display
var scoreTxt = new Text2('Blocks: 0', {
	size: 80,
	fill: 0xFFFFFF
});
scoreTxt.anchor.set(0.5, 0);
LK.gui.top.addChild(scoreTxt);
// Touch handler to drop the block
game.down = function (x, y, obj) {
	if (!gameActive || !swingingBlock.parent || swingingBlock.falling) return;
	// Get the current world position of the swinging block
	var worldPos = rope.toGlobal(swingingBlock.position);
	var gamePos = game.toLocal(worldPos);
	// Detach from rope and add to game
	rope.removeChild(swingingBlock);
	game.addChild(swingingBlock);
	// Set position in game coordinates
	swingingBlock.x = gamePos.x;
	swingingBlock.y = gamePos.y;
	// Add falling velocity
	swingingBlock.velocityY = 25; // Start with constant speed
	swingingBlock.falling = true;
};
// Update function for falling blocks
game.update = function () {
	// Update rope swing with natural pendulum motion
	if (rope && !swingingBlock.falling) {
		// Gradually increase swing speed based on score - every 5 blocks
		var currentSwingSpeed = swingSpeed + Math.floor(LK.getScore() / 5) * 0.005; // Increase speed by 0.005 every 5 blocks
		swingTime += currentSwingSpeed;
		rope.rotation = Math.sin(swingTime) * swingAmplitude;
		// Add vertical swinging motion to the swinging block
		var verticalOffset = Math.cos(swingTime * 2) * 30; // Vertical swing with smaller amplitude
		swingingBlock.y = rope.height + 100 + verticalOffset;
	}
	if (swingingBlock.falling) {
		// Use constant falling speed instead of accelerating gravity
		swingingBlock.velocityY = 25; // Fixed falling speed
		swingingBlock.y += swingingBlock.velocityY;
		// Add rotation animation to falling block
		if (!swingingBlock.rotationStarted) {
			swingingBlock.rotationStarted = true;
			tween(swingingBlock, {
				rotation: swingingBlock.rotation + Math.PI * 4 // 2 full rotations
			}, {
				duration: 2000,
				easing: tween.linear
			});
		}
		// Check collision with any stacked block using built-in intersects method
		var hasCollision = false;
		for (var i = 0; i < stackedBlocks.length; i++) {
			var block = stackedBlocks[i];
			if (swingingBlock.intersects(block)) {
				hasCollision = true;
				break;
			}
		}
		if (hasCollision) {
			// Find the topmost block that the swinging block collided with
			var targetBlock = null;
			var highestY = gameHeight;
			for (var k = 0; k < stackedBlocks.length; k++) {
				if (swingingBlock.intersects(stackedBlocks[k]) && stackedBlocks[k].y < highestY) {
					targetBlock = stackedBlocks[k];
					highestY = stackedBlocks[k].y;
				}
			}
			if (targetBlock) {
				// Check if block is close enough to the top of the target block to land
				var blockBottom = swingingBlock.y + swingingBlock.height / 2;
				var targetTop = targetBlock.y - targetBlock.height / 2;
				var landingDistance = Math.abs(blockBottom - targetTop);
				// Only land if we're within reasonable landing distance (less than falling speed)
				if (landingDistance <= 30) {
					// Award 1 point
					LK.setScore(LK.getScore() + 1);
					scoreTxt.setText('Blocks: ' + LK.getScore());
					// Calculate collision overlap and trim the block
					var targetLeft = targetBlock.x - targetBlock.width / 2;
					var targetRight = targetBlock.x + targetBlock.width / 2;
					var swingingLeft = swingingBlock.x - swingingBlock.width / 2;
					var swingingRight = swingingBlock.x + swingingBlock.width / 2;
					// Find the overlapping area
					var overlapLeft = Math.max(targetLeft, swingingLeft);
					var overlapRight = Math.min(targetRight, swingingRight);
					var overlapWidth = overlapRight - overlapLeft;
					// Only proceed if there's actual overlap
					if (overlapWidth > 0) {
						// Place block exactly on top of target block
						swingingBlock.falling = false;
						swingingBlock.velocityY = 0;
						swingingBlock.y = targetBlock.y - 256; // Place exactly one block height above
						// Stop rotation animation and reset to straight position
						tween.stop(swingingBlock, {
							rotation: true
						});
						swingingBlock.rotation = 0;
						// Create cut pieces for trimmed parts
						var leftTrimmed = swingingLeft < overlapLeft;
						var rightTrimmed = swingingRight > overlapRight;
						if (leftTrimmed) {
							// Create cut piece for left trimmed part
							var leftCutPiece = new CutPiece();
							game.addChild(leftCutPiece);
							var leftTrimWidth = overlapLeft - swingingLeft;
							leftCutPiece.x = swingingLeft + leftTrimWidth / 2;
							leftCutPiece.y = swingingBlock.y;
							leftCutPiece.animate('left', leftTrimWidth);
						}
						if (rightTrimmed) {
							// Create cut piece for right trimmed part
							var rightCutPiece = new CutPiece();
							game.addChild(rightCutPiece);
							var rightTrimWidth = swingingRight - overlapRight;
							rightCutPiece.x = overlapRight + rightTrimWidth / 2;
							rightCutPiece.y = swingingBlock.y;
							rightCutPiece.animate('right', rightTrimWidth);
						}
						// Calculate how much of the original block remains
						var originalWidth = 280; // Original block width
						var remainingPercentage = overlapWidth / originalWidth * 100;
						// Check if 95% or more was trimmed (only 5% or less remains)
						if (remainingPercentage <= 5) {
							// Game over - too much of the block was cut off
							gameActive = false;
							LK.showGameOver();
							return;
						}
						// Trim the block to only show the overlapping area
						var newCenterX = overlapLeft + overlapWidth / 2;
						swingingBlock.x = newCenterX;
						swingingBlock.width = overlapWidth;
						stackedBlocks.push(swingingBlock);
					} else {
						// No overlap, block falls off
						swingingBlock.falling = true;
					}
					// Update stack height to the new top
					stackHeight = swingingBlock.y;
					// After 2 blocks are placed (3rd block landing), start sliding all blocks down
					if (LK.getScore() > 2) {
						// Animate all blocks sliding down by one block height (256px)
						for (var b = 0; b < stackedBlocks.length; b++) {
							var block = stackedBlocks[b];
							tween(block, {
								y: block.y + 256
							}, {
								duration: 800,
								easing: tween.easeInOut
							});
						}
						// Get the bottom block for destruction after animation
						var bottomBlock = stackedBlocks[0];
						// Set a timeout to destroy the bottom block after animation completes
						LK.setTimeout(function () {
							bottomBlock.destroy();
							stackedBlocks.splice(0, 1);
						}, 800);
					}
					// Create new swinging block
					swingingBlock = LK.getAsset('swingingBlock', {
						anchorX: 0.5,
						anchorY: 0.5
					});
					swingingBlock.x = 0;
					swingingBlock.y = rope.height + 100;
					swingingBlock.rotationStarted = false; // Reset rotation flag
					rope.addChild(swingingBlock);
				} else {
					// Not close enough to land - continue falling
					swingingBlock.falling = true;
				}
			}
		}
		// Check if block has fallen below the screen
		else if (swingingBlock.y > gameHeight + 200) {
			// Game over - player missed the target
			gameActive = false;
			LK.showGameOver();
		}
	}
};
;

===================================================================
--- original.js
+++ change.js
@@ -112,16 +112,8 @@
 	swingingBlock.y = gamePos.y;
 	// Add falling velocity
 	swingingBlock.velocityY = 25; // Start with constant speed
 	swingingBlock.falling = true;
-	// Add rotation animation during fall
-	tween(swingingBlock, {
-		rotation: swingingBlock.rotation + Math.PI * 2 * (Math.random() > 0.5 ? 1 : -1) // Random clockwise or counterclockwise rotation
-	}, {
-		duration: 2000,
-		// 2 second rotation animation
-		easing: tween.linear
-	});
 };
 // Update function for falling blocks
 game.update = function () {
 	// Update rope swing with natural pendulum motion
@@ -137,24 +129,17 @@
 	if (swingingBlock.falling) {
 		// Use constant falling speed instead of accelerating gravity
 		swingingBlock.velocityY = 25; // Fixed falling speed
 		swingingBlock.y += swingingBlock.velocityY;
-		// Check if block is approaching collision area (within 100px of any stacked block)
-		var approachingCollision = false;
-		for (var i = 0; i < stackedBlocks.length; i++) {
-			var block = stackedBlocks[i];
-			var distanceToBlock = Math.abs(swingingBlock.y - block.y);
-			if (distanceToBlock <= 100) {
-				approachingCollision = true;
-				break;
-			}
-		}
-		// Stop rotation animation when approaching collision
-		if (approachingCollision && !swingingBlock.rotationStopped) {
-			tween.stop(swingingBlock, {
-				rotation: true
+		// Add rotation animation to falling block
+		if (!swingingBlock.rotationStarted) {
+			swingingBlock.rotationStarted = true;
+			tween(swingingBlock, {
+				rotation: swingingBlock.rotation + Math.PI * 4 // 2 full rotations
+			}, {
+				duration: 2000,
+				easing: tween.linear
 			});
-			swingingBlock.rotationStopped = true;
 		}
 		// Check collision with any stacked block using built-in intersects method
 		var hasCollision = false;
 		for (var i = 0; i < stackedBlocks.length; i++) {
@@ -174,61 +159,8 @@
 					highestY = stackedBlocks[k].y;
 				}
 			}
 			if (targetBlock) {
-				// Add collision animation effects
-				// Screen shake effect
-				tween(game, {
-					x: 10
-				}, {
-					duration: 50,
-					easing: tween.linear
-				});
-				tween(game, {
-					x: -10
-				}, {
-					duration: 50,
-					easing: tween.linear,
-					onFinish: function onFinish() {
-						tween(game, {
-							x: 5
-						}, {
-							duration: 50,
-							easing: tween.linear
-						});
-						tween(game, {
-							x: -5
-						}, {
-							duration: 50,
-							easing: tween.linear,
-							onFinish: function onFinish() {
-								tween(game, {
-									x: 0
-								}, {
-									duration: 50,
-									easing: tween.linear
-								});
-							}
-						});
-					}
-				});
-				// Flash both blocks white for collision effect
-				var originalSwingingTint = swingingBlock.tint || 0xFFFFFF;
-				var originalTargetTint = targetBlock.tint || 0xFFFFFF;
-				swingingBlock.tint = 0xFFFFFF;
-				targetBlock.tint = 0xFFFFFF;
-				tween(swingingBlock, {
-					tint: originalSwingingTint
-				}, {
-					duration: 200,
-					easing: tween.linear
-				});
-				tween(targetBlock, {
-					tint: originalTargetTint
-				}, {
-					duration: 200,
-					easing: tween.linear
-				});
 				// Check if block is close enough to the top of the target block to land
 				var blockBottom = swingingBlock.y + swingingBlock.height / 2;
 				var targetTop = targetBlock.y - targetBlock.height / 2;
 				var landingDistance = Math.abs(blockBottom - targetTop);
@@ -251,8 +183,13 @@
 						// Place block exactly on top of target block
 						swingingBlock.falling = false;
 						swingingBlock.velocityY = 0;
 						swingingBlock.y = targetBlock.y - 256; // Place exactly one block height above
+						// Stop rotation animation and reset to straight position
+						tween.stop(swingingBlock, {
+							rotation: true
+						});
+						swingingBlock.rotation = 0;
 						// Create cut pieces for trimmed parts
 						var leftTrimmed = swingingLeft < overlapLeft;
 						var rightTrimmed = swingingRight > overlapRight;
 						if (leftTrimmed) {
@@ -320,8 +257,9 @@
 						anchorY: 0.5
 					});
 					swingingBlock.x = 0;
 					swingingBlock.y = rope.height + 100;
+					swingingBlock.rotationStarted = false; // Reset rotation flag
 					rope.addChild(swingingBlock);
 				} else {
 					// Not close enough to land - continue falling
 					swingingBlock.falling = true;