webgl+lil-gui实现可调节参数的眼珠眼睛图案背景动画效果代码-html代码-BFW代码库

webgl+lil-gui实现可调节参数的眼珠眼睛图案背景动画效果代码

代码语言：html

所属分类：背景

代码描述：webgl+lil-gui实现可调节参数的眼珠眼睛图案背景动画效果代码

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>
body, html {
    margin: 0;
    padding: 0;
    overflow: hidden;
}

canvas#eyes-pattern {
    display: block;
    width: 100%;
}

.lil-gui {
    --width: 450px;
    max-width: 90%;
    --widget-height: 20px;
    font-size: 15px;
    --input-font-size: 15px;
    --padding: 10px;
    --spacing: 10px;
    --slider-knob-width: 5px;
    --background-color: rgba(5, 0, 15, .8);
    --widget-color: rgba(255, 255, 255, .3);
    --focus-color: rgba(255, 255, 255, .4);
    --hover-color: rgba(255, 255, 255, .5);

    --font-family: monospace;
}

.lil-gui.autoPlace {
    top: 50%;
    left: 50%;
    transform-origin: center center;
    transform: translate(-50%, -50%);
}
</style>

  
</head>

<body translate="no">
  <canvas id="eyes-pattern"></canvas>


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

    varying vec2 vUv;
    attribute vec2 a_position;

    void main() {
        vUv = .5 * (a_position + 1.);
        gl_Position = vec4(a_position, 0.0, 1.0);
    }
</script>


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

    varying vec2 vUv;
    uniform float u_scale;
    uniform float u_time;
    uniform float u_speed;
    uniform float u_ratio;
    uniform float u_saturation;
    uniform float u_redness;
    uniform float u_blue_ratio;
    uniform vec2 u_pointer;

    #define TWO_PI 6.28318530718


    // =================================================
    // cell-related helpers
    vec2 hash(vec2 p) {
        p = vec2(dot(p, vec2(127.1, 311.7)), dot(p, vec2(269.5, 183.3)));
        return fract(sin(p)*18.5453);
    }
    // polynomial-based smooth minimum;
    // used for rounded Voronoi shaping
    float smin(float angle, float b, float k) {
        float h = clamp(.5 + .5 * (b - angle) / k, 0., 1.);
        return mix(b, angle, h) - k * h * (1. - h);
    }

    // =================================================
    // eye-related helpers
    float rand(vec2 n) {
        re.........完整代码请登录后点击上方下载按钮下载查看