mirror of
https://github.com/storytold/spark.git
synced 2026-10-09 00:09:53 +00:00
Andreas Sundquist
358 lines
9.1 KiB
HTML
358 lines
9.1 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<meta name="viewport" content="width=device-width, initial-scale=1.0" />
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<title>Spark • Viewer</title>
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<style>
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* {
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box-sizing: border-box;
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}
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body {
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margin: 0;
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font-family: system-ui, sans-serif;
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color: #fff;
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display: flex;
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flex-direction: column;
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align-items: center;
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justify-content: center;
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min-height: 100vh;
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}
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.container {
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display: flex;
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align-items: center;
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width: 100%;
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height: 100vh;
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background-color: rgb(43, 41, 40);
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margin: 0;
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padding: 0;
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}
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.drop-container {
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width: 100%;
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display: flex;
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flex-direction: column;
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justify-content: center;
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align-items: center;
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}
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.spark-canvas {
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display: block;
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position: fixed;
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top: 0;
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left: 0;
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width: 100vw;
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height: 100vh;
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}
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.invisible {
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opacity: 0;
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pointer-events: none;
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}
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.logo {
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position: fixed;
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top: 20px;
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left: 30px;
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z-index: 1;
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}
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.logo img {
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width: 40px;
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}
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.hero-logo {
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text-align: center;
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margin-bottom: 2rem;
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}
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.hero-logo img {
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width: 350px;
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height: auto;
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margin-bottom: 1rem;
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}
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.button,
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.url-input,
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.drop-zone {
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width: 100%;
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max-width: 300px;
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margin: 0.5rem 0;
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padding: 0.75rem;
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border-radius: 6px;
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font-size: 1rem;
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text-align: center;
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}
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.drop-zone {
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max-width: 500px;
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padding-top: 4rem;
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padding-bottom: 4rem;
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}
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.button {
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background-color: transparent;
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color: #ccc;
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border: none;
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cursor: pointer;
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}
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.button:hover {
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background-color: rgb(47, 47, 47);
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}
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.button.upload {
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display: flex;
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align-items: center;
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justify-content: center;
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color: rgb(113, 113, 113);
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line-height: 1em;
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}
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.upload-icon {
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margin-right: 10px;
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height: 1em;
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}
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.url-input {
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background-color: rgb(47, 47, 47);
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border: none;
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color: #fff;
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}
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.drop-zone {
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border: 1px dashed #666;
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color: rgb(89, 89, 89);
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background-color: rgb(47, 47, 47);
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}
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.drop-zone.dragover {
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border: 1px dashed #aaa;
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color: rgb(170, 170, 170);
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}
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@media (min-width: 600px) {
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.button,
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.url-input,
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.drop-zone {
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font-size: 1.1rem;
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}
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}
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.hidden {
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display: none;
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}
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.spz-button {
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position: fixed;
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top: 30px;
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right: 30px;
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display: inline-flex;
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align-items: center;
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gap: 0.4em;
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padding: 0.5em 1.5em;
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background-color: rgb(60, 60, 60);
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border: 0px solid rgb(60, 60, 60);
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border-radius: 0.5em;
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color: #ff6c6c;
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font-family: system-ui, sans-serif;
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font-size: 0.9em;
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cursor: pointer;
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z-index: 1000;
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}
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.spz-button:hover {
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background-color: rgb(90, 90, 90);
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}
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.spz-button .icon {
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display: flex;
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align-items: center;
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}
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</style>
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</head>
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<body>
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<script type="importmap">
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{
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"imports": {
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"three": "/examples/js/vendor/three/build/three.module.js",
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"three/addons/": "/examples/js/vendor/three/examples/jsm/",
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"@sparkjsdev/spark": "/dist/spark.module.js"
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}
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}
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</script>
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<script type="module">
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import * as THREE from "three";
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import { SplatMesh, transcodeSpz } from "@sparkjsdev/spark";
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import { OrbitControls } from "three/addons/controls/OrbitControls.js";
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const sparkCanvasEl = document.querySelector(".spark-canvas");
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const scene = new THREE.Scene();
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const camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 0.01, 1000);
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camera.position.set(0, 0, 1);
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const renderer = new THREE.WebGLRenderer({canvas: sparkCanvasEl});
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const width = sparkCanvasEl.clientWidth;
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const height = sparkCanvasEl.clientHeight;
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var fileName;
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var fileBytes;
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renderer.setSize(width, height, false);
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const orbitControls = new OrbitControls(camera, renderer.domElement);
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orbitControls.target.set(0, 0, 0);
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orbitControls.minDistance = 0.1;
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orbitControls.maxDistance = 10;
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function resize() {
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const width = window.innerWidth;
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const height = window.innerHeight;
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// Only resize if necessary
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const canvas = renderer.domElement;
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const needResize = canvas.width !== width || canvas.height !== height;
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if (needResize) {
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renderer.setSize(width, height, false);
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camera.aspect = width / height;
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camera.updateProjectionMatrix();
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}
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}
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window.addEventListener('resize', () => {
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setTimeout(function () { resize(); }, 100);
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});
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renderer.setAnimationLoop(function animate(time) {
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resize();
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orbitControls.update();
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renderer.render(scene, camera);
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});
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// Handle drag and drop files.
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const dropZoneEl = document.querySelector('.drop-zone');
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const onDragover = function (e) {
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e.preventDefault();
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dropZoneEl.classList.add('dragover');
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};
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const onDragLeave = function () {
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dropZoneEl.classList.remove('dragover');
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};
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const onDrop = function (e) {
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e.preventDefault();
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dropZoneEl.classList.remove('dragover');
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dropZoneEl.classList.add('drop');
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const files = e.dataTransfer.files;
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if (files.length > 0) {
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loadSplatFile(files[0]);
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}
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};
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dropZoneEl.addEventListener('dragover', onDragover);
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sparkCanvasEl.addEventListener('dragover', onDragover);
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dropZoneEl.addEventListener('dragleave', onDragLeave);
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sparkCanvasEl.addEventListener('dragleave', onDragLeave);
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dropZoneEl.addEventListener('drop', onDrop);
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sparkCanvasEl.addEventListener('drop', onDrop);
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const fileInput = document.querySelector('#file-input');
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fileInput.onchange = function(event) {
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loadSplatFile(event.target.files[0]);
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};
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async function loadSplatFile(splatFile) {
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fileBytes = new Uint8Array(await splatFile.arrayBuffer());
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fileName = splatFile.name;
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setSplatFile({ fileBytes: fileBytes.slice(), fileName });
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}
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var loadedSplat;
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function setSplatFile(init) {
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if (loadedSplat) { scene.remove(loadedSplat); }
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loadedSplat = new SplatMesh(init);
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loadedSplat.quaternion.set(1, 0, 0, 0);
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scene.add(loadedSplat);
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document.querySelector('.container').classList.add('hidden');
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document.querySelector('.canvas-container').classList.remove('invisible');
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}
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let params = new URLSearchParams(document.location.search);
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let splatURL = params.get("url");
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if (splatURL) { loadSplatURL(splatURL); }
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function loadSplatURL(splatURL) {
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fileName = splatURL.split("/").pop().split("?")[0];
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document.querySelector('.container').classList.add('hidden');
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document.querySelector('.canvas-container').classList.remove('invisible');
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setSplatFile({ url: splatURL });
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}
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const urlFormEl = document.querySelector('.url-form');
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const urlInputEl = document.querySelector('.url-input');
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urlFormEl.addEventListener('submit', function handleEnterKey(event) {
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event.preventDefault();
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const url = new URL(window.location);
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const splatURL = urlInputEl.value;
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loadSplatURL(urlInputEl.value);
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url.searchParams.set('url', splatURL);
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history.pushState(null, '', url);
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});
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document.querySelector('.spz-button').addEventListener('click', async function () {
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const fileInfo = {
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fileBytes: fileBytes,
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pathOrUrl: fileName,
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};
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const transcodeInfo = {
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inputs: [fileInfo],
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maxSh: 3,
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fractionalBits: 12,
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opacityThreshold: 0
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};
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const transcode = await transcodeSpz(transcodeInfo);
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const blob = new Blob([transcode.fileBytes], { type: "application/octet-stream" });
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const url = URL.createObjectURL(blob);
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const a = document.createElement("a");
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a.href = url;
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a.download = fileName.split(".")[0] + ".spz";
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a.click();
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URL.revokeObjectURL(url);
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});
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</script>
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<div class="canvas-container invisible">
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<div class="logo">
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<a href="/"><img src="spark-logo.svg" alt="Spark Logo" /></a>
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</div>
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<button class="spz-button">
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<span class="icon" aria-hidden="true">
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<img src="download.svg" width="18" height="18" alt="" />
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</span>
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<span class="label">.spz</span>
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</button>
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</button>
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<canvas class="spark-canvas"></canvas>
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</div>
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<div class="container">
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<div class="drop-container">
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<div class="hero-logo">
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<a href="/"><img src="spark-viewer.svg" alt="Spark Viewer Logo" /></a>
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</div>
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<div class="drop-zone">Drag and drop a splat file here</div>
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<label for="file-input" class="button upload"><img class="upload-icon" src="upload-icon.svg" alt="upload" />Choose file</label>
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<input id="file-input" class="hidden" accept=".ply,.spz,.splat,.ksplat" type="file" />
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<form class="url-form">
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<input class="url-input" type="text" placeholder="Copy splat URL" />
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</form>
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</div>
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</div>
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</body>
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</html>
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