<!doctype html><html><head><meta charset="utf-8"><title>HTML5 canvas幽灵鬼魂动画代码 - 源码之家</title><style>canvas { position: fixed; top: 0; left: 0;}</style></head><body><script type="text/javascript" src='js/p5.min.js'></script><div></div><script type="text/javascript">var blobs = [];function setup() { var iHeight = window.innerHeight; if (iHeight < 500) { iHeight = 500; } createCanvas(window.innerWidth, iHeight); drawingContext.shadowOffsetX = 0; drawingContext.shadowOffsetY = 0; drawingContext.shadowBlur = 60; drawingContext.shadowColor = "rgb(255, 176, 190)"; for (var i = 0; i < 13; i ) { blobs.push(new Blob(random(width), random(height))); }}function draw() { background(13, 33); for (var b = 0; b < blobs.length; b ) { blobs[b].update(); blobs[b].show(); }}function Blob(x, y) { this.pos = createVector(x, y); this.vel = p5.Vector.random2D(); this.vel.mult(random(1, 3)); this.r = random(42, 72); this.yoff = random(1000); this.update = function() { this.pos.add(this.vel); if (this.pos.x > width || this.pos.x < 0) { this.vel.x *= -1; } if (this.pos.y > height || this.pos.y < 0) { this.vel.y *= -1; } } this.show = function() { noStroke(); fill(255); push(); translate(this.pos.x, this.pos.y); beginShape(); var xoff = 0; for (var a = 0; a < TWO_PI; a = 0.1) { var offset; if (a > PI/6 && a < 5 * PI/6) { offset = map(noise(xoff, this.yoff), 0, 1, -0.31 * this.r, 0.78 * this.r); } else { offset = map(noise(xoff, this.yoff), 0, 1, -0.08 * this.r, 0.08 * this.r); } var r = this.r offset; var x = r * cos(a); var y = r * sin(a); vertex(x, y); xoff = 0.1; } endShape(CLOSE); this.yoff = 0.08; pop(); var eyeOffset = 0.23 * this.r; stroke(54); fill(54); ellipse(this.pos.x - eyeOffset, this.pos.y - eyeOffset, 0.16 * this.r, 0.23 * this.r); ellipse(this.pos.x eyeOffset, this.pos.y - eyeOffset, 0.16 * this.r, 0.23 * this.r); strokeWeight(4); line(this.pos.x - eyeOffset * 2, this.pos.y - eyeOffset * 2, this.pos.x, this.pos.y - eyeOffset); line(this.pos.x eyeOffset * 2, this.pos.y - eyeOffset * 2, this.pos.x, this.pos.y - eyeOffset); fill(255); noStroke(); ellipse(this.pos.x - eyeOffset, this.pos.y - eyeOffset - 3, 0.08 * this.r, 0.125 * this.r); ellipse(this.pos.x eyeOffset, this.pos.y - eyeOffset - 3, 0.08 * this.r, 0.125 * this.r); fill(54); arc(this.pos.x, this.pos.y, 0.5 * this.r, 0.5 * this.r, 0, PI); }}</script><div style="text-align:center;"><p>更多源码：<a href="http://www.mycodes.net/" target="_blank">源码之家</a></p></div></body></html>
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