pixi实现按钮萤火虫粒子飞舞动画效果代码-html代码-BFW代码库

代码语言：html

所属分类：粒子

代码描述：pixi实现按钮萤火虫粒子飞舞动画效果代码

下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开

<!DOCTYPE html>
<html lang="en" >
<head>
  <meta charset="UTF-8">

<style>
    @import url('https://fonts.googleapis.com/css?family=Indie+Flower');

* {
  box-sizing: border-box;
  cursor: default;
  outline: none;
  margin: 0;
  padding: 0;
}

html, body {
  height: 100%;
  background: #171623;
  overflow: hidden;
}

canvas {
  display: block;
}

#background {
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.table {
  display: table;
  width: 100%;
  height: 100%;
}

.cell {
  display: table-cell;
  vertical-align: middle;
  text-align: center;
  padding-top: 10px;
  cursor: pointer;
}

.excitement {
  transition: all 300ms cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  width: 300px;
  height: 120px;
  border-radius: 10px;
  box-shadow: 0 5px 10px 5px rgba(0,0,0,0.2);
  background: #333333;
  overflow: hidden;
  cursor: pointer;
  z-index: 1000;
}

.excitement:hover {
  transform: scale(1.08);
}

.excitement:active {
  transform: scale(1);
}

.excitement::before {
  position: absolute;
  width: 250px;
  height: 180px;
  content: "";
  display: block;
  top: 0;
  margin-left: 138px;
  transform-style: flat;
  transform: skew(20deg);
  background: -moz-linear-gradient(top, hsla(0,0%,100%,0.1) 0%, hsla(0,0%,100%,0) 100%);
  background: -webkit-gradient(linear, left top, left bottom, color-stop(0%,hsla(0,0%,100%,0.2)), color-stop(100%,hsla(0,0%,100%,0)));
  background: -webkit-linear-gradient(top, hsla(0,0%,100%,0.1) 0%,hsla(0,0%,100%,0) 100%);
  background: -o-linear-gradient(top, hsla(0,0%,100%,0.1) 0%,hsla(0,0%,100%,0) 100%);
  background: -ms-linear-gradient(top, hsla(0,0%,100%,0.1) 0%,hsla(0,0%,100%,0) 100%);
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#42ffffff', endColorstr='#00ffffff',GradientType=0 );
  background: linear-gradient(to bottom, hsla(0,0%,100%,0.1) 0%,hsla(0,0%,100%,0) 100%);
}

.excitement h1 {
  user-select: none;
  font-family: 'Indie Flower', cursive;
  text-shadow: 0 2px 2px black;
  color: #ffd800;
  font-size: 50px;
  letter-spacing: 3px;
  cursor: pointer;
}
</style>
</head>
<body>
<!-- partial:index.partial.html -->
<div id="background"></div>

<div class="excitement">
  <div class="table">
    <div class="cell">
      <h1>Fireflies!!!</h1>
    </div>
  </div>
</div>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/jquery.2.11.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/pixi.4.4.3.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/dat.gui-min.js"></script>
<script>
    var gui = new dat.GUI();
gui.close();

var firefliesConfig = {
  width: 300, // button width
  height: 120, // button height
  fireflyCount: 1500,
  radius: 10,
  spawnRate: 2,
  simplexStart: 20,
  fireflyColor: [ 200, 254, 117 ],
  blur: 0.7,
  backgroundColor: 0x171623,
  blendMode: PIXI.BLEND_MODES.ADD,
  blinkDelay: 0.7,
  blinkDecay: 0.01,
  liveTime: 200,
  scatterDecay: 0.03,
  scatterAccel: 0.3,
  scatterRate: 0.5,
  xVelocity: 1.4,
  yVelocity: 1
};

$(document).ready(function() {

  var state = true;
  var fireflies = new Fireflies($('#background')[0], firefliesConfig, function() {
    state = false;
  });

  $('.excitement').on('click', function() {
    state = !state;
    state ? fireflies.start() : fireflies.stop();
  });

  gui.addColor(firefliesConfig, 'fireflyColor').onChange(function() {
    fireflies.generateTexture();
  });

  gui.addColor(firefliesConfig, 'backgroundColor').onChange(function(val) {
    fireflies.app.renderer.backgroundColor = val;
  });

  //gui.add(firefliesConfig, 'blendMode', PIXI.BLEND_MODES);
  gui.add(firefliesConfig, 'blendMode', {
    NORMAL: PIXI.BLEND_MODES.NORMAL,
    ADD: PIXI.BLEND_MODES.ADD,
    MULTIPLY: PIXI.BLEND_MODES.MULTIPLY,
    SCREEN: PIXI.BLEND_MODES.SCREEN
  });

  gui.add(firefliesConfig, 'radius', 2, 100).onChange(function() {
    fireflies.generateTexture();
  });

  gui.add(firefliesConfig, 'blur', 0, 1).onChange(function() {
    fireflies.generateTexture();
  });

  gui.add(firefliesConfig, 'fireflyCount', 1000, 10000, 1);
  gui.add(firefliesConfig, 'spawnRate', 1, 10, 1);
  gui.add(firefliesConfig, 'simplexStart', 0, 100, 1);

  gu.........完整代码请登录后点击上方下载按钮下载查看