threejs打造虚幻背景和繁星点点文字效果代码-html代码-BFW代码库

threejs打造虚幻背景和繁星点点文字效果代码

代码语言：html

所属分类：游戏

代码描述：threejs打造虚幻背景和繁星点点文字效果代码

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>
* {
  box-sizing: border-box;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}

body {
  height: 100vh;
  background-color: #000;
  margin: 0;
  padding: 0;
  overflow: hidden;
  position: relative;
  display: flex;
  align-items: center;
}

.c-hero {
  width: 100%;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

h1 {
  color: rgba(255, 255, 255, 0.95);
  font-family: "Exo 2", sans-serif;
  font-size: 9vmin;
  font-weight: 700;
  letter-spacing: 3vmin;
  text-transform: uppercase;
  text-shadow: #fdfd05 1px 0 30px;
  position: absolute;
}
</style>



</head>

<body  >
  <!-- 
 * HERO SPACE COMPONENT with SHADERZZZ <3
 * Made for FrontendHorse Twitch Stream
 * https://frontend.horse/episode/gorgeous-space-shaders
 *
 * SEPTEMBER 2021
 *
 * By ilithya
 * https://www.ilithya.rocks/
 * https://twitter.com/ilithya_rocks 
-->

<div id="shader" class="c-hero">
<!-- 	<h1>Spacebnb</h1> -->
</div>
<script id="vertex" type="x-shader/x-vertex">
	varying vec2 vUv;

    void main() {
		vUv = (uv - 0.5) * 2.0;
		gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);
    }
</script>

<script id="vertex-font" type="x-shader/x-vertex">
	varying vec2 vUv;
	
	uniform vec2 u_ratio;
	
    void main() {
		vUv = uv;
		gl_Position = projectionMatrix * modelViewMatrix * vec4(position, 1.0);
		vUv = (gl_Position.xy / gl_Position.w);
		vUv *= u_ratio; // Normalized Device Coordinates
    }
</script>

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

varying vec2 vUv;

#define TAU 6.2831853071795864769252867665590

uniform float u_time;
uniform bool u_text;

// https://gist.github.com/patriciogonzalezvivo/670c22f3966e662d2f83
float rand(vec2 n) { 
	return fract(sin(dot(n, vec2(12.9898, 4.1414))) * 43758.5453);
}

float circleShape(in vec2 uv, in float radius) {
    float circle = distance(
        uv, 
        vec2( 
			clamp(
				// tan(u_time * // TRY another effect
				sin(u_time * 0.5 *
					rand(vec2(radius)) 
				),
				0.25,
				0.75
			) 
        ) 
    );

    return smoothstep(
        radius * 0.2,
        radius * 0.21, 
        circle
    );
}
	
void main(void){
	vec2 uv = vUv;

	if (u_text) {
		uv.x -= 2.0; 
		uv.y += 0.5; // TRY 1.0
	}

    float time = u_time;   .........完整代码请登录后点击上方下载按钮下载查看