Files
2025-09-28 10:15:29 -07:00

362 lines
9.3 KiB
HTML

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