<!DOCTYPE html> <html> <body style="background: #1a1a1a; margin: 0; display: flex; justify-content: center; align-items: center; height: 100vh; touch-action: none;"> <canvas id="hexCanvas"></canvas> <script> const canvas = document.getElementById('hexCanvas'); const ctx = canvas.getContext('2d'); let isInteracting = false; let lastPos = { x: 0, y: 0 }; // 高清屏适配 const DPR = window.devicePixelRatio || 1; function resizeCanvas() { const width = window.innerWidth * 0.8; const height = win
urrentRotationSpeed; requestAnimationFrame(animate); } let rotation = 0; animate(); </script> </body> </html> 这段代码实现了一个交互式的六边形动画，用户可以通过鼠标或触摸来旋转六边形。代码中使用了Canvas API来绘制六边形，并且通过动态颜色和发光效果增强了视觉效果。 代码优化建议： 1. 性能优化：在`animate`函数中，使用`ctx.fillRect`来清除画布时，可以考虑使用`ctx.clearRect`，因为它比`fillRect`更高效。 2. 颜色计算优化：`getDynamicColors`函数中的颜色计算可以缓存一些三角函数的结果，避免重复计算。 3. 事件处理优化：在触摸事件处理中，可以添加`passive: true`选项以提高滚动性能。 额外需要注意的逻辑点： 1. 设备像素比（DPR）：确保在高分辨率屏幕上正确缩放Canvas，避免模糊。 2. 旋转速度的阻尼效果：确保在没有用户交互时，旋转速度平滑地恢复到基础速度。 3. 颜色相位更新：确保颜色相位`config.colorPhase`的更新不会导致颜色突变，保持动画的平滑性。 [2025-03-04 17:55:05 | AI写代码神器 | 255点数解答]
相关提问
- <!DOCTYPE html> <html> <body style="background: #1a1a1a; margin: 0; display: flex; justify-content: center; align-items: center; height: 100vh; touch-action: none;"> <canvas id="hexCanvas"></canvas> <script> const canvas = document.getElementById('hexCanvas'); const ctx = canvas.getContext('2d'); let isInteracting = false; let lastPos = { x: 0, y: 0 }; // 高清屏适配 const DPR = window.devicePixelRatio || 1; function resizeCanvas() { const width = window.innerWidth * 0.8; const height = win（255点数解答 | 2025-03-04 17:55:05）129
- <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>忻州一中百日誓师大会动画</title> <style> body { margin: 0; overflow: hidden; background-color: #f0f0f0; } canvas { display: block; } </style> </head> <body> <canvas id="animationCanvas"></canvas> <script> const canvas = document.getElementById('animationCanvas'); const ctx = canvas.getContext('2d'); canvas.width = window.innerWidth; canvas.heig（160点数解答 | 2025-02-28 16:18:33）137
- <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF - 8"> <meta name="viewport" content="width=device-width, initial - scale = 1.0"> <title>爱心</title> </head> <body> <canvas id="myCanvas" width="200" height="200"></canvas> <script> const canvas = document.getElementById('myCanvas'); const ctx = canvas.getContext('2d'); ctx.beginPath(); ctx.moveTo(100, 20); ctx.bezierCurveTo(140, 20, 160, 60, 100, 100); ctx.bezierCurveTo（165点数解答 | 2025-03-23 15:00:43）153
- <!DOCTYPE html> <html lang="zh - CN"> <head> <meta charset="UTF - 8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <style> canvas { border: 1px solid black; } </style> <title>浪漫动画</title> </head> <body> <canvas id="myCanvas" width="800" height="600"></canvas> <script> const canvas = document.getElementById('myCanvas'); const ctx = canvas.getContext('2d'); let frame = 0; let state =（116点数解答 | 2025-02-06 20:20:57）168
- <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>写轮眼动画</title> <style> canvas { border: 1px solid black; } </style> </head> <body> <canvas id="myCanvas" width="200" height="200"></canvas> <script> const canvas = document.getElementById('myCanvas'); const ctx = canvas.getContext('2d'); let angle = 0; function drawSha（929点数解答 | 2025-07-09 12:16:32）57
- <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>写轮眼动画</title> <style> canvas { border: 1px solid black; } </style> </head> <body> <canvas id="canvas" width="200" height="200"></canvas> <script> // 获取canvas元素和它的2D上下文 const canvas = document.getElementById('canvas'); const ctx = canvas.getContext('2d'); （883点数解答 | 2025-06-25 22:50:24）67
- <!DOCTYPE html> <html> <head> <title>功夫忍者挑战</title> <style> body { margin: 0; overflow: hidden; } #gameCanvas { background: #2c3e50; } #score { position: fixed; top: 10px; left: 10px; color: white; } </style> </head> <body> <div id="score">得分: 0</div> <canvas id="gameCanvas"></canvas> <script> const canvas = document.getElementById('gameCanvas'); const ctx = canvas.getContext('2d'); canvas.width = 800; canvas.height（171点数解答 | 2025-03-08 21:40:11）110
- <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>简单下落方块游戏</title> <style> canvas { border: 1px solid black; } </style> </head> <body> <canvas id="gameCanvas" width="800" height="600"></canvas> <script> const canvas = document.getElementById('gameCanvas'); const ctx = canvas.getContext('2d'); const blockSize = 50; co（192点数解答 | 2025-03-20 23:42:13）120
- <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title>写轮眼动画</title> <style> canvas { border: 1px solid black; } </style> </head> <body> <canvas id="myCanvas" width="200" height="200"></canvas> <script> // 获取canvas元素和2D绘图上下文 const canvas = document.getElementById('myCanvas'); const ctx = canvas.getContext('2d'); // 定义写轮眼的（904点数解答 | 2025-07-05 22:54:34）67
- <!doctype html> <html lang="zh"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1.0"> <title></title> </head> <style> body{display:flex;justify-content:center; margin-top:200px;background-color:#171715;} #container{ display: flex; justify-content: center; align-items: flex-start; height: 500px; } #canvas3d{ width: 500px; height: 500px; } </style> <body> <div id='container'> <canvas i（35点数解答 | 2024-11-09 10:44:18）168
- <!DOCTYPE html> <html> <head> <title>香烟价格需求弹性折线图</title> <script src="https://cdn.jsdelivr.net/npm/chart.js"></script> </head> <body> <!-- 图表容器，设置居中且合适宽度 --> <div style="width: 70%; margin: 20px auto;"> <canvas id="cigaretteElasticityChart"></canvas> </div> <script> // 获取画布上下文 const ctx = document.getElementById('cigaretteElasticityChart').getContext('2d'); // 创建折线图实例 new Chart(ctx, { type: 'line', // 明确指定为折线图 （929点数解答 | 2025-09-06 17:56:09）22
- <!DOCTYPE html> <html> <head> <title>微型射击游戏</title> <style>canvas{border:1px solid #000}</style> </head> <body> <canvas id="game" width="640" height="480"></canvas> <script> const C=document.getElementById('game').getContext('2d'); let p={x:320,y:440,s:5,b:[],h:3,sco:0}, e=[], k={}, f=0, game=true; function P(x,y,c){C.fillStyle=c;C.beginPath();C.arc(x,y,8,0,7);C.fill()} function upd(){ if(!game) return; // 玩家移动 if(k.ArrowLeft && p.x>20) p.x-=p.s; if(k.ArrowRig（173点数解答 | 2025-03-30 11:12:55）103