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December 21, 2024 01:54
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life.html
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<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<meta charset="UTF-8"> | |
<meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
<title>Game of Life</title> | |
<style> | |
body { | |
display: flex; | |
justify-content: center; | |
align-items: center; | |
height: 100vh; | |
margin: 0; | |
font-family: Arial, sans-serif; | |
background-color: #f0f0f0; | |
} | |
canvas { | |
border: 1px solid #000; | |
} | |
</style> | |
</head> | |
<body> | |
<canvas id="gameCanvas"></canvas> | |
<script> | |
const canvas = document.getElementById('gameCanvas'); | |
const ctx = canvas.getContext('2d'); | |
const gridSize = 100; // Number of cells in the grid (rows and columns) | |
const cellSize = 5; // Size of each cell in pixels | |
canvas.width = gridSize * cellSize; | |
canvas.height = gridSize * cellSize; | |
// Create a 2D array for the grid | |
let grid = Array.from({ length: gridSize }, () => Array(gridSize).fill(0)); | |
// Initialize the grid with random live cells | |
function initializeGrid() { | |
for (let row = 0; row < gridSize; row++) { | |
for (let col = 0; col < gridSize; col++) { | |
grid[row][col] = Math.random() > 0.8 ? 1 : 0; | |
} | |
} | |
} | |
// Draw the grid | |
function drawGrid() { | |
ctx.clearRect(0, 0, canvas.width, canvas.height); | |
for (let row = 0; row < gridSize; row++) { | |
for (let col = 0; col < gridSize; col++) { | |
ctx.fillStyle = grid[row][col] === 1 ? '#000' : '#fff'; | |
ctx.fillRect(col * cellSize, row * cellSize, cellSize, cellSize); | |
} | |
} | |
} | |
// Get the number of live neighbors for a cell | |
function getLiveNeighbors(row, col) { | |
let count = 0; | |
for (let i = -1; i <= 1; i++) { | |
for (let j = -1; j <= 1; j++) { | |
if (i === 0 && j === 0) continue; // Skip the cell itself | |
const neighborRow = (row + i + gridSize) % gridSize; | |
const neighborCol = (col + j + gridSize) % gridSize; | |
count += grid[neighborRow][neighborCol]; | |
} | |
} | |
return count; | |
} | |
// Update the grid based on the rules of the game | |
function updateGrid() { | |
const newGrid = grid.map(arr => [...arr]); | |
for (let row = 0; row < gridSize; row++) { | |
for (let col = 0; col < gridSize; col++) { | |
const liveNeighbors = getLiveNeighbors(row, col); | |
if (grid[row][col] === 1) { | |
newGrid[row][col] = liveNeighbors === 2 || liveNeighbors === 3 ? 1 : 0; | |
} else { | |
newGrid[row][col] = liveNeighbors === 3 ? 1 : 0; | |
} | |
} | |
} | |
grid = newGrid; | |
} | |
// Main loop | |
function gameLoop() { | |
updateGrid(); | |
drawGrid(); | |
requestAnimationFrame(gameLoop); | |
} | |
// Start the game | |
initializeGrid(); | |
drawGrid(); | |
gameLoop(); | |
</script> | |
</body> | |
</html> |
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