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<!DOCTYPE html>
<html lang="en" dir="ltr">
	<head>
		<title>WebGL Gaussian Splat Viewer</title>
		<meta charset="utf-8" />
		<meta
			name="viewport"
			content="width=device-width, initial-scale=1, minimum-scale=1, maximum-scale=1, user-scalable=no"
		/>
		<meta name="apple-mobile-web-app-capable" content="yes" />
		<meta
			name="apple-mobile-web-app-status-bar-style"
			content="black-translucent"
		/>
		<style>
			body {
				overflow: hidden;
				margin: 0;
				height: 100vh;
				width: 100vw;
				touch-action: none;
				font-family: sans-serif;
				background: black;
    			text-shadow: 0 0 3px black;
			}
			a, body {
				color: white;
			}
			#info {
				z-index: 100;
				position: absolute;
				top: 10px;
				left: 10px;
			}
			h3 {
				margin: 5px 0;
			}
			p {
				margin: 5px 0;
				font-size: small;
			}

			.cube-wrapper {
				transform-style: preserve-3d;
			}

			.cube {
				transform-style: preserve-3d;
				transform: rotateX(45deg) rotateZ(45deg);
				animation: rotation 2s infinite;
			}

			.cube-faces {
				transform-style: preserve-3d;
				height: 80px;
				width: 80px;
				position: relative;
				transform-origin: 0 0;
				transform: translateX(0) translateY(0) translateZ(-40px);
			}

			.cube-face {
				position: absolute;
				inset: 0;
				background: #0017ff;
				border: solid 1px #ffffff;
			}
			.cube-face.top {
				transform: translateZ(80px);
			}
			.cube-face.front {
				transform-origin: 0 50%;
				transform: rotateY(-90deg);
			}
			.cube-face.back {
				transform-origin: 0 50%;
				transform: rotateY(-90deg) translateZ(-80px);
			}
			.cube-face.right {
				transform-origin: 50% 0;
				transform: rotateX(-90deg) translateY(-80px);
			}
			.cube-face.left {
				transform-origin: 50% 0;
				transform: rotateX(-90deg) translateY(-80px) translateZ(80px);
			}

			@keyframes rotation {
				0% {
					transform: rotateX(45deg) rotateY(0) rotateZ(45deg);
					animation-timing-function: cubic-bezier(
						0.17,
						0.84,
						0.44,
						1
					);
				}
				50% {
					transform: rotateX(45deg) rotateY(0) rotateZ(225deg);
					animation-timing-function: cubic-bezier(
						0.76,
						0.05,
						0.86,
						0.06
					);
				}
				100% {
					transform: rotateX(45deg) rotateY(0) rotateZ(405deg);
					animation-timing-function: cubic-bezier(
						0.17,
						0.84,
						0.44,
						1
					);
				}
			}

			.scene,
			#message {
				position: absolute;
				display: flex;
				top: 0;
				right: 0;
				left: 0;
				bottom: 0;
				z-index: 2;
				height: 100%;
				width: 100%;
				align-items: center;
				justify-content: center;
			}
			#message {
				font-weight: bold;
				font-size: large;
				color: red;
			}

			#progress {
				position: absolute;
				top: 0;
				height: 5px;
				background: blue;
				z-index: 99;
				transition: width 0.1s ease-in-out;
			}
		</style>
	</head>
	<body>
		<div id="info">
			<h3>WebGL 3D Gaussian Splat Viewer</h3>
			<p>Use mouse or arrow keys to navigate.</p>
			<small>
				By <a href="https://twitter.com/antimatter15">Kevin Kwok</a>.
				Code on
				<a href="https://github.com/antimatter15/splat">Github</a
				>.
			</small>
		</div>

		<div id="progress"></div>

		<div id="message"></div>
		<div class="scene" id="spinner">
			<div class="cube-wrapper">
				<div class="cube">
					<div class="cube-faces">
						<div class="cube-face bottom"></div>
						<div class="cube-face top"></div>
						<div class="cube-face left"></div>
						<div class="cube-face right"></div>
						<div class="cube-face back"></div>
						<div class="cube-face front"></div>
					</div>
				</div>
			</div>
		</div>

		<script src="main.js"></script>
	</body>
</html>