three实现图片转led像素显示效果代码-html代码-BFW代码库

代码语言：html

所属分类：三维

代码描述：three实现图片转led像素显示效果代码

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">
  

  
  
  <link rel="stylesheet" href="https://fonts.googleapis.com/css2?family=Hind:wght@400;700&amp;display=swap">
  
<style>
* {
	border: 0;
	box-sizing: border-box;
	margin: 0;
	padding: 0;
}
:root {
	font-size: calc(16px + (24 - 16) * (100vw - 320px) / (2560 - 320));
	--buttonBg: #2762f3;
	--buttonHoverBg: #0c48db;
	--formBg: #fff;
	--inputBorder: #abafba;
	--inputBg: #fff;
	--inputDisableBg: #e3e4e8;
	--pColor: #17181c;
	--toggleBg: #e3e4e8;
	--toggleBgHover: #c7cad1;
}
body, button, input {
	color: var(--pColor);
	font: 1em/1.5 "Hind", system-ui, -apple-system, sans-serif;
}
body {
	overflow: hidden;
}
aside, button, input, .upload-btn input[type=file] {
	width: 100%;
}
aside, input[name=toggle] {
	position: fixed;
	left: 0;
}
aside {
	background: var(--formBg);
	bottom: 0;
	transform: translateY(calc(100% - 1.5em));
	transition: transform 0.2s ease-in;
}
form {
	padding: 1.5em 1.5em 0 1.5em;
}
button, input {
	-webkit-appearance: none;
	-moz-appearance: none;
	appearance: none;
}
button, input[type=file], .toggle-btn {
	cursor: pointer;
}
button:hover, button:focus, input[type=file]:hover + button, input[type=file]:focus + button {
	background: var(--buttonHoverBg);
}
button {
	background: var(--buttonBg);
	border-radius: 0.375em;
	color: #fff;
	display: block;
	margin-bottom: 1.5em;
	padding: 0.75em 1em;
	transition: background 0.1s linear;
}
input, label, .toggle-btn:before {
	display: block;
}
input, input[type=file] + button, .upload-btn {
	margin-bottom: 0.75em;
}
input {
	background: var(--inputBg);
	border-radius: 0.25em;
	box-shadow: 0 0 0 1px var(--inputBorder) inset;
	padding: 0.375em;
}
input:disabled {
	background: var(--inputDisableBg);
	cursor: not-allowed;
	text-overflow: ellipsis;
}
input[name=toggle] {
	top: -1.5em;
}
input[name=toggle]:checked + aside {
	transform: translateY(0);
}
label {
	font-weight: bold;
}
canvas {
	cursor: move;
}
.toggle-btn, .upload-btn {
	position: relative;
}
.toggle-btn:before, .upload-btn input[type=file] {
	position: absolute;
}
.toggle-btn {
	background: var(--toggleBg);
	text-align: center;
}
.toggle-btn:before {
	content: "";
	top: 33%;
	left: calc(50% - 0.5em);
	width: 0; 
	height: 0; 
	border-left: 0.5em solid transparent;
	border-right: 0.5em solid transparent;
	border-bottom: 0.5em solid;
}
input[name=toggle]:checked + aside .toggle-btn:before {
	border-top: 0.5em solid;
	border-bottom: 0;
}
.toggle-btn:hover, input[name=toggle]:focus + aside .toggle-btn {
	background: var(--toggleBgHover);
}
.upload-btn, .sr {
	overflow: hidden;
}
.upload-btn input[type=file] {
	padding-top: 2.5em;
	opacity: 0;
	top: 0;
	left: 0;
	height: 3em;
}
.sr {
	display: inline-block;
	width: 1px;
	height: 1px;
}

/* Queries */
@media screen and (min-width: 768px) {
	aside {
		width: 20em;
	}
}
@media (prefers-color-scheme: dark) {
	:root {
		--formBg: #3a3d46;
		--inputBg: #2e3138;
		--inputDisableBg: #2e3138;
		--inputBorder: #2e3138;
		--pColor: #e3e4e8;
		--toggleBg: #17181c;
		--toggleBgHover: #0c0c0e
	}
}
</style>


</head>

<body >
  <input type="checkbox" id="toggle" name="toggle" value="Toggle Image Panel" checked="">
<aside>
	<label class="toggle-btn" for="toggle">
		<span class="sr">Toggle Image Panel</span>
	</label>
	<form action="">
		<label for="img_upload">Image</label>
		<div class="upload-btn">
			<input id="img_upload" name="img_upload" type="file" accept="image/*">
			<button type="button" for="img_upload" tabindex="-1">Upload</button>
			<input id="img_name" name="img_name" type="text" placeholder="lock.jpg" disabled="">
		</div>
		<button name="reset_camera" type="button">Reset Camera</button>
	</form>
</aside><canvas width="422" height="448" style="display: block; width: 338px; height: 359px;"></canvas>

<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/three.123.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/OrbitControls.min.js"></script>
<script type="text/javascript" src="//repo.bfw.wiki/bfwrepo/js/BufferGeometryUtils.js"></script>

      <script >
window.addEventListener("DOMContentLoaded",app);

function app() {
	let form = document.forms[0],
		imgUpload = document.getElementsByName("img_upload")[0],
		imgName = document.getElementsByName("img_name")[0],
		resetCamBtn = document.getElementsByName("reset_camera")[0],
		canvas = document.createElement("canvas"),
		c = canvas.getContext("2d"),
		scene,
		renderer,
		camera,
		camControls,
		img = null,
		screenLCD,
		// be careful; attempting to increase these will result in lag
		tvWidth = 40,
		tvHeight = 30,

		adjustWindow = () => {
			camera.aspect = window.innerWidth / window.innerHeight;
			camera.updateProjectionMatrix();
			renderer.setSize(window.innerWidth,window.innerHeight);
		},
		buildScreen = () => {
			return new Promise((resolve,reject) => {
				let channelProtoGeo =.........完整代码请登录后点击上方下载按钮下载查看