ogl webgl实现全屏图片旋转轮换轮播效果代码

代码语言:html

所属分类:幻灯片

代码描述:ogl webgl实现全屏图片旋转轮换轮播效果代码

代码标签: 全屏 图片 旋转 轮换 轮播 效果

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>
* {
 
box-sizing: border-box;
}

html
, body {
 
margin: 0;
 
padding: 0;
}

.font-display {
 
font-family: "Playfair Display", serif;
}

.font-body {
 
font-family: "Chivo", sans-serif;
}

.tp-dfwv {
 
z-index: 2;
}

#app {
 
height: 100vh;
 
position: relative;
 
width: 100%;
}
#app canvas {
 
height: 100%;
 
position: absolute;
 
width: 100%;
}

#controls {
 
align-items: center;
 
display: flex;
 
justify-content: space-between;
 
left: 0;
 
mix-blend-mode: difference;
 
padding: 0 4px;
 
pointer-events: none;
 
position: fixed;
 
top: 50%;
 
touch-action: none;
 
transform: translateY(-50%);
 
width: 100%;
 
z-index: 2;
}
@media (min-width: 1024px) {
 
#controls {
   
padding: 0 30px;
 
}
}
#controls button {
 
background-color: transparent;
 
border: none;
 
color: white;
 
cursor: pointer;
 
font-size: 16px;
 
outline: none;
 
padding: 0;
 
pointer-events: auto;
 
position: relative;
 
touch-action: auto;
}
#controls button[data-dir="-1"] {
 
transform: rotate(-90deg);
}
#controls button[data-dir="1"] {
 
transform: rotate(90deg);
}
#controls button::after {
 
bottom: -0.5em;
 
background-color: currentColor;
 
content: "";
 
display: block;
 
height: 2px;
 
left: 0;
 
position: absolute;
 
transform: scaleX(0);
 
transform-origin: left center;
 
transition: 0.35s transform;
 
width: 100%;
}
#controls button:hover::after {
 
transform: scaleX(1);
}
@media (min-width: 1024px) {
 
#controls button {
   
font-size: 16px;
 
}
}

#slides {
 
align-self: center;
 
display: flex;
 
height: 100%;
 
justify-content: center;
 
left: 0;
 
mix-blend-mode: difference;
 
padding: 0 60px;
 
position: fixed;
 
top: 0;
 
width: 100%;
 
z-index: 1;
}
@media (min-width: 1024px) {
 
#slides {
   
padding: 0 100px;
 
}
}

.slide {
 
align-items: center;
 
color: white;
 
display: flex;
 
flex-direction: column;
 
justify-content: center;
 
text-align: center;
}
.slide__title {
 
font-size: 34px;
 
line-height: 0.7;
 
margin-bottom: 0.85em;
}
@media (min-width: 1024px) {
 
.slide__title {
   
font-size: 80px;
   
line-height: 1;
   
margin-bottom: 0.25em;
 
}
}
.slide__subtitle {
 
letter-spacing: 0.1em;
}
@media (min-width: 1024px) {
 
.slide__subtitle {
   
font-size: 22px;
 
}
}
.slide:not([data-current]) {
 
display: none;
}
</style>



</head>

<body >
 
<div id="app"></div>

<div id="slides" data-slides>
 
<div class="slide" data-slide data-current>
   
<span class="slide__title font-display" data-slide-title>
      From the depths of the sea
   
</span>

   
<span class="slide__subtitle font-body" data-slide-subtitle>
      you can't hear any sound, only your heartbeat
   
</span>
 
</div>

 
<div class="slide" data-slide>
   
<span class="slide__title font-display" data-slide-title>
      The real colors of nature
   
</span>

   
<span class="slide__subtitle font-body" data-slide-subtitle>
      come out in Autumn, when the leaves start falling
   
</span>
 
</div>

 
<div class="slide" data-slide>
   
<span class="slide__title font-display" data-slide-title>
      Kids are the future of our world
   
</span>

   
<span class="slide__subtitle font-body" data-slide-subtitle>
      It's our duty to preserve it
   
</span>
 
</div>

 
<div class="slide" data-slide>
   
<span class="slide__title font-display" data-slide-title>
      "I like trains"
   
</span>

   
<span class="slide__subtitle font-body" data-slide-subtitle>
      [dott. Sheldon Cooper]
   
</span>
 
</div>
</div>

<div id="controls">
 
<button class="font-display" data-dir="-1">Previous</button>
 
<button class="font-display" data-dir="1">Next</button>
</div>

<script type="x-shader/x-fragment" data-fragment-shader>
  precision mediump float;

  uniform vec2 uScreenSize;
  uniform float uProgress;
  uniform sampler2D uTexture0;
  uniform vec2 uTexture0Size;
  uniform sampler2D uTexture1;
  uniform vec2 uTexture1Size;
  uniform float uRotationDirection;

  varying vec2 vUv;

  #define PI 3.14159265359

  float Circle(in vec2 st, in float radius, in float blur){
    return 1. - smoothstep(radius - (radius*blur), radius+(radius*blur), dot(st,st) * 4.0);
  }

  mat2 Rotate(float angle) {
    return mat2(
      cos(angle), -sin(angle),
      sin(angle), cos(angle)
    );
  }

  vec2 calculateTextureUV(vec2 st, vec2 textureSize) {
    // An implementation of CSS `background-size: cover`
    // using http://stacko.........完整代码请登录后点击上方下载按钮下载查看

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