three实现文字悬浮磁吸排斥扭曲效果代码-html代码-BFW代码库

代码语言：html

所属分类：悬停

代码描述：three实现文字悬浮磁吸排斥扭曲效果代码

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

<html lang="en"><head>


    <meta charset="UTF-8">
  <style>
@import url('https://fonts.googleapis.com/css2?family=Roboto&display=swap');
html, body { 
  
  margin: 0;
  height: 100%;
  overflow: hidden;
  font-family: 'Roboto' !important; 
  color: white;
  font-size: 9px;
}

#magic {

  position: fixed;
  width: 100%;
  height: 100vh;
  display: block;
  top: 0;
  left: 0;
  z-index: -9999;
}

.playground{

  position: fixed;
  width: 100%;
  height: 100vh;
  display: block;
  top: 0;
  left: 0;
  display: flex;
  flex-wrap: nowrap;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;

}
.bottomPosition{

  text-align: center;
  margin-bottom: 50px;
  
}
.minText{
  
  font-size: 14px;
}

a {
  color: white;
  font-size: 12px;
  text-decoration: none;
}

.logo {
    width: 50px;
    height: 50px;
}
  </style>

</head>
<body>
    <!-- partial:index.partial.html -->
    <script type="x-shader/x-vertex" id="vertexshader">
        attribute float size;
        attribute vec3 customColor;
        varying vec3 vColor;

        void main() {

        vColor = customColor;
        vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );
        gl_PointSize = size * ( 300.0 / -mvPosition.z );
        gl_Position = projectionMatrix * mvPosition;

        }

    </script>
    <script type="x-shader/x-fragment" id="fragmentshader">
        uniform vec3 color;
        uniform sampler2D pointTexture;

        varying vec3 vColor;

        void main() {

        gl_FragColor = vec4( color * vColor, 1.0 );
        gl_FragColor = gl_FragColor * texture2D( pointTexture, gl_PointCoord );

        }
    </script>
    <div id="magic"></div>
 
    <!-- partial -->
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/three.126.js"></script>
    <script >
        
const preload = () => {

  let manager = new THREE.LoadingManager();
  manager.onLoad = function() { 
    const environment = new Environment( typo, particle );
  }

  var typo = null;
  const loader = new THREE.FontLoader( manager );
  const font = loader.load('//repo.bfw.wiki/bfwrepo/json/font_zsd4dr.json', function ( font ) { typo = font; });
  const particle = new THREE.TextureLoader( manager ).load( '//repo.bfw.wiki/bfwrepo/images/particle_a64uzf.png');

}

if ( document.readyState === "complete" || (document.readyState !== "loading" && !document.documentElement.doScroll))
  preload ();
else
  document.addEventListener("DOMContentLoaded", preload ); 

class Environment {

  constructor( font, particle ){ 

    this.font = font;
    this.particle = particle;
    this.container = document.querySelector( '#magic' );
    this.scene = new THREE.Scene();
    this.createCamera();
    this.createRenderer();
    this.setup()
    this.bindEvents();
  }

  bindEvents(){

    window.addEventListener( 'resize', this.onWindowResize.bind( this ));
    
  }

  setup(){ 

    this.createParticles = new CreateParticles( this.scene, this.font,             this.particle, this.camera, this.renderer );
  }

  render() {
    
     this.createParticles.render()
     this.renderer.render( this.scene, this.camera )
  }

  createCamera() {

    this.camera = new THREE.PerspectiveCamera( 65, this.container.clientWidth /  this.container.clientHeight, 1, 10000 );
    this.camera.position.set( 0,0, 100 );

  }

  createRenderer() {

    this.renderer = new THREE.WebGLRenderer();
    this.renderer.setSize( this.container.clientWidth, this.container.clientHeight );

    this.renderer.setPixelRatio( Math.min( window.devicePixelRatio, 2));

    this.renderer.outputEncoding = THREE.sRGBEncoding;
    this.container.appendChild( this.renderer.domElement );

    this.renderer.setAnimationLoop(() => { this.render() })

  }

  onWindowResize(){

    this.camera.aspect = this.container.clientWidth / this.container.clientHeight;
    this.camera.updateProjectionMatrix();
    this.renderer.setSize( this.container.clientWidth, this.container.clientHeight );

  }
}

class CreateParticles {
	
	constructor( scene, font, particleImg, camera, renderer ) {
    
		this.scene = scene;
		this.font = font;
		this.particleImg = particleImg;
		this.camera = camera;
		this.renderer = renderer;
		
		this.raycaster = new THREE.Raycaster();
		this.mouse = new THREE.Vector2(-200, 200);
		
		this.colorChange = new THREE.Color();

		this.buttom = false;

		this.data = {

			text: 'FUTURE\nIS NOW',
			amount: 1500,
			particleSize: 1,
			particleColor: 0xffffff,
			textSize: 16,
			area: 250,
			ease: .05,
		}

		this.setup();
		this.bindEvents();

	}


	setup(){

		const geometry = new THREE.PlaneGeometry( this.visibleWidthAtZDepth( 100, this.camera ), this.visibleHeightAtZDepth( 100, this.camera ));
		const material = new THREE.MeshBasicMaterial( { color: 0x00ff00, transparent: true } );
		this.planeArea = new THREE.Mesh( geometry, material );
		this.planeArea.visible = false;
		this.createText();

	}

	bindEvents() {

		document.addEventListener( 'mousedown', this.onMouseDown.bind( this ));
		document.addEventListener( 'mousemove', this.onMouseMove.bind( this ));
		document.addEventListener( 'mouseup', this.onMouseUp.bind( this ));
		
	}

	onMouseDown(){
		
		this.mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
		this.mouse.y = - ( event.clientY / window.innerHeight ) * 2 + 1;

		const vector = new THREE.Vector3( this.mouse.x, this.mouse.y, 0.5);
		vector.unproject( this.camera );
		const dir = vector.sub( this.camera.position ).normalize();
		const distance = - this.camera.position.z / dir.z;
		this.currenPosition = this.camera.position.clone().add( dir.multiplyScalar( distance ) );
		
		const pos = this.particles.geometry.attributes.position;
		this.buttom = true;
		this.data.ease = .01;
		
	}

	onMouseUp(){

		this.buttom = false;
		this.data.ease = .05;
	}

	onMouseMove( ) { 

	    this.mouse.x = ( event.clientX / window.innerWidth ) * 2 - 1;
	    this.mouse.y = - ( event.clientY / window.inne.........完整代码请登录后点击上方下载按钮下载查看