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snake be very fast ↪💡 Consider importing and using the following plugins: @upit/tween.v1
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Let the snake's body turn smoothly in one piece, not in multiple pieces. And let the snake's speed increase. ↪💡 Consider importing and using the following plugins: @upit/tween.v1
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When the snake hits itself, the screen will display the message "You bit yourself" and the restart screen will appear.
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
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Please fix the bug: 'Cannot read properties of undefined (reading 'addEventListener')' in or related to this line: 'document.addEventListener('DOMContentLoaded', function () {' Line Number: 12
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
Code edit (1 edits merged)
Please save this source code
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
Code edit (1 edits merged)
Please save this source code
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
Code edit (1 edits merged)
Please save this source code
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
Code edit (1 edits merged)
Please save this source code
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
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restore the game to its previous state
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Please fix the bug: 'ReferenceError: appleWidth is not defined' in or related to this line: 'return Math.sqrt(dx * dx + dy * dy);' Line Number: 40
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
Code edit (2 edits merged)
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The snake's head is not visible
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Please fix the bug: 'Cannot read properties of undefined (reading 'getElementById')' in or related to this line: 'var cnv = document.getElementById('gameCanvas'),' Line Number: 11
/**** * Initialize Game ****/ var game = new LK.Game({ backgroundColor: 0x000000 }); /**** * Game Code ****/ // Game configuration var segmentLength = 40, startingSegments = 10, spawn = { x: 1024, y: 1366 }, snakeSpeed = 8, maxApples = 3, appleLife = 300, segmentsPerApple = 2, snakeWidth = 30, appleWidth = 25, cursorSize = 20, snake, target, apples, score, gameState, deathMeans; function distance(p1, p2) { var dx = p2.x - p1.x; var dy = p2.y - p1.y; return Math.sqrt(dx * dx + dy * dy); } function lineIntersect(p0_x, p0_y, p1_x, p1_y, p2_x, p2_y, p3_x, p3_y) { var s1_x = p1_x - p0_x, s1_y = p1_y - p0_y, s2_x = p3_x - p2_x, s2_y = p3_y - p2_y, s = (-s1_y * (p0_x - p2_x) + s1_x * (p0_y - p2_y)) / (-s2_x * s1_y + s1_x * s2_y), t = (s2_x * (p0_y - p2_y) - s2_y * (p0_x - p2_x)) / (-s2_x * s1_y + s1_x * s2_y); if (s >= 0 && s <= 1 && t >= 0 && t <= 1) { return true; } return false; } function SGM(angle, x, y) { this.x = x || 0; this.y = y || 0; this.angle = angle || 0; this.parent = null; } ; SGM.prototype.endX = function () { return this.x + Math.cos(this.angle) * segmentLength; }; SGM.prototype.endY = function () { return this.y + Math.sin(this.angle) * segmentLength; }; SGM.prototype.pointAt = function (x, y) { var dx = x - this.x, dy = y - this.y; this.angle = Math.atan2(dy, dx); }; SGM.prototype.target = function (x, y) { this.targetX = x; this.targetY = y; this.arrived = false; this.totalDist = distance({ x: this.endX(), y: this.endY() }, { x: this.targetX, y: this.targetY }); this.currentDist = parseInt(this.totalDist); }; SGM.prototype.gotoTarget = function () { if (!this.arrived) { if (this.targetX > this.x + segmentLength || this.targetX < this.x - segmentLength || this.targetY > this.y + segmentLength || this.targetY < this.y - segmentLength) { this.pointAt(this.targetX, this.targetY); } else { this.arrived = true; } this.currentDist = distance({ x: this.endX(), y: this.endY() }, { x: this.targetX, y: this.targetY }); } this.x += (this.endX() - this.x) / snakeSpeed; this.y += (this.endY() - this.y) / snakeSpeed; this.parent.drag(this.x, this.y); }; SGM.prototype.drag = function (x, y) { this.pointAt(x, y); this.x = x - Math.cos(this.angle) * segmentLength; this.y = y - Math.sin(this.angle) * segmentLength; if (this.parent) { this.parent.drag(this.x, this.y); } }; SGM.prototype.render = function (context) { context.lineTo(this.endX(), this.endY()); }; function IKR(x, y) { this.ix = x || 0; this.iy = y || 0; this.sgms = []; this.lastArm = null; } ; IKR.prototype.addSeg = function (angle) { var arm = new SGM(angle); if (this.lastArm !== null) { arm.x = this.lastArm.endX(); arm.y = this.lastArm.endY(); arm.parent = this.lastArm; } else { arm.x = this.ix; arm.y = this.iy; } this.sgms.push(arm); this.lastArm = arm; }; IKR.prototype.grow = function () { var tail = this.sgms[0], arm = new SGM(tail.angle); arm.x = tail.x - Math.cos(tail.angle) * segmentLength; arm.y = tail.y - Math.sin(tail.angle) * segmentLength; tail.parent = arm; this.sgms.unshift(arm); }; IKR.prototype.drag = function (x, y) { this.lastArm.drag(x, y); }; function CUR(x, y) { this.x = x; this.y = y; this.rotation = 0; } ; CUR.prototype.render = function (context) { context.save(); context.translate(this.x, this.y); context.rotate(this.rotation); context.beginPath(); context.moveTo(0, -cursorSize); context.lineTo(0, -cursorSize / 2); context.moveTo(0, cursorSize / 2); context.lineTo(0, cursorSize); context.moveTo(-cursorSize, 0); context.lineTo(-cursorSize / 2, 0); context.moveTo(cursorSize / 2, 0); context.lineTo(cursorSize, 0); context.stroke(); context.restore(); this.rotation = (this.rotation + cursorSpin) % 360; }; function Apple(x, y) { this.x = x; this.y = y; this.life = appleLife; this.rotation = 0; } Apple.prototype.update = function () { this.life--; }; Apple.prototype.render = function (context) { context.beginPath(); context.arc(this.x, this.y, appleWidth, 0, Math.PI * 2); context.fill(); if (gameState !== 'dead') { context.save(); context.fillStyle = 'white'; context.font = '8px sans-serif'; context.fillText(this.life, this.x + 10, this.y + 10); context.restore(); CUR.prototype.render.call(this, context); } }; function init() { snake = new IKR(spawn.x, spawn.y); cursor = new CUR(-20, -20); target = new CUR(spawn.x + segmentLength * (startingSegments + 5), spawn.y); apples = []; score = 0; for (var i = 0; i < startingSegments; i++) { snake.addSeg(); } snake.lastArm.target(target.x, target.y); gameState = 'play'; } init(); // Touch events handled by game object game.down = function (x, y, obj) { switch (gameState) { case 'play': target.x = x; target.y = y; snake.lastArm.target(target.x, target.y); break; case 'dead': init(); break; } }; function badPlacement(apple) { for (var s = 0; s < snake.sgms.length; s++) { var seg = snake.sgms[s]; if (Math.min(distance(apple, { x: seg.endX(), y: seg.endY() }), distance(apple, { x: seg.x, y: seg.y })) < appleWidth * 2) { return true; } } return false; } function addScoreSegments() { for (var i = 0; i < segmentsPerApple; i++) { snake.grow(); } } function update() { if (gameState !== 'dead') { snake.lastArm.gotoTarget(); if (snake.lastArm.endX() > 2048 - 50 || snake.lastArm.endX() < 50 || snake.lastArm.endY() > 2732 - 50 || snake.lastArm.endY() < 50) { gameState = 'dead'; deathMeans = 'Hit the wall!'; LK.showGameOver(); return; } for (var s = 0; s < snake.sgms.length - 2; s++) { var seg = snake.sgms[s]; if (lineIntersect(snake.lastArm.x, snake.lastArm.y, snake.lastArm.endX(), snake.lastArm.endY(), seg.x, seg.y, seg.endX(), seg.endY())) { gameState = 'dead'; deathMeans = 'Kendini ısırdın!'; return; } for (var a in apples) { var apple = apples[a]; if (Math.min(distance(apple, { x: seg.endX(), y: seg.endY() }), distance(apple, { x: seg.x, y: seg.y })) < appleWidth * 2) { score += Math.round(apple.life / 2); // half score if absorbed by the tail apples.splice(a, 1); addScoreSegments(); } } } for (var a in apples) { var apple = apples[a]; apple.update(); if (apple.life <= 0) { apples.splice(a, 1); continue; } if (distance(apple, { x: snake.lastArm.endX(), y: snake.lastArm.endY() }) < appleWidth * 2) { score += apple.life; apples.splice(a, 1); addScoreSegments(); } } if (apples.length < maxApples && Math.random() < 0.02) { var offset = appleWidth * 4, apple = new Apple(offset + Math.floor(Math.random() * (2048 - offset * 2)), offset + Math.floor(Math.random() * (2732 - offset * 2))); while (badPlacement(apple)) { apple.x = offset + Math.floor(Math.random() * (2048 - offset * 2)); apple.y = offset + Math.floor(Math.random() * (2732 - offset * 2)); } apples.push(apple); // Create visual apple var appleVisual = LK.getAsset('apple', { width: appleWidth * 2, height: appleWidth * 2, color: 0x00ff00, shape: 'ellipse', anchorX: 0.5, anchorY: 0.5 }); appleVisual.x = apple.x; appleVisual.y = apple.y; game.addChild(appleVisual); appleObjects.push(appleVisual); } } } // LK rendering system - visual elements handled by game objects var snakeSegments = []; var appleObjects = []; var targetObject = null; var scoreText = null; // Initialize visual elements function initVisuals() { // Clear existing visuals for (var i = 0; i < snakeSegments.length; i++) { snakeSegments[i].destroy(); } for (var i = 0; i < appleObjects.length; i++) { appleObjects[i].destroy(); } if (targetObject) targetObject.destroy(); if (scoreText) scoreText.destroy(); snakeSegments = []; appleObjects = []; // Create score text scoreText = new Text2('Score: 0', { size: 60, fill: 0xFFFFFF }); scoreText.anchor.set(0, 0); LK.gui.topLeft.addChild(scoreText); scoreText.x = 120; scoreText.y = 20; // Create target indicator targetObject = LK.getAsset('target', { width: 30, height: 30, color: 0x0000ff, shape: 'ellipse', anchorX: 0.5, anchorY: 0.5 }); game.addChild(targetObject); } // Initialize the game init(); initVisuals(); // LK game update loop game.update = function () { if (gameState === 'play') { update(); // Update score display if (scoreText) { scoreText.setText('Score: ' + score); } // Update target position if (targetObject && !snake.lastArm.arrived) { targetObject.x = target.x; targetObject.y = target.y; targetObject.visible = true; } else if (targetObject) { targetObject.visible = false; } // Update snake visual segments updateSnakeVisuals(); // Update apple visuals updateAppleVisuals(); } }; function updateSnakeVisuals() { // Clear existing snake segments for (var i = 0; i < snakeSegments.length; i++) { snakeSegments[i].destroy(); } snakeSegments = []; // Create new snake segments for (var s = 0; s < snake.sgms.length; s++) { var seg = snake.sgms[s]; var segmentVisual = LK.getAsset('snakeSegment', { width: snakeWidth, height: segmentLength, color: 0x64ff64, shape: 'box', anchorX: 0.5, anchorY: 0 }); segmentVisual.x = seg.x; segmentVisual.y = seg.y; segmentVisual.rotation = seg.angle + Math.PI / 2; game.addChild(segmentVisual); snakeSegments.push(segmentVisual); } // Create snake head with proper sizing var head = LK.getAsset('snakeHead', { width: 60, height: 60, anchorX: 0.5, anchorY: 0.5 }); head.x = snake.lastArm.endX(); head.y = snake.lastArm.endY(); game.addChild(head); snakeSegments.push(head); } function updateAppleVisuals() { // Remove apples that no longer exist for (var i = appleObjects.length - 1; i >= 0; i--) { var found = false; for (var a = 0; a < apples.length; a++) { if (Math.abs(appleObjects[i].x - apples[a].x) < 5 && Math.abs(appleObjects[i].y - apples[a].y) < 5) { found = true; break; } } if (!found) { appleObjects[i].destroy(); appleObjects.splice(i, 1); } } } ; ;
===================================================================
--- original.js
+++ change.js
@@ -384,14 +384,12 @@
segmentVisual.rotation = seg.angle + Math.PI / 2;
game.addChild(segmentVisual);
snakeSegments.push(segmentVisual);
}
- // Create snake head
+ // Create snake head with proper sizing
var head = LK.getAsset('snakeHead', {
- width: appleWidth * 1.5,
- height: appleWidth * 1.5,
- color: 0x32ff32,
- shape: 'ellipse',
+ width: 60,
+ height: 60,
anchorX: 0.5,
anchorY: 0.5
});
head.x = snake.lastArm.endX();