flatspace/splat_viewer.html at master · andreyflat/flatspace · GitHub

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<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Splat Viewer — Nebula</title>
    <link rel="icon" href="favicon.ico" type="image/x-icon" />
    <link href="https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;600&display=swap" rel="stylesheet">
    <style>
        body {
            margin: 0;
            padding: 0;
            background-color: #000;
            color: #eee;
            font-family: 'Space Grotesk', sans-serif;
            overflow: hidden;
            display: flex;
            flex-direction: column;
            height: 100vh;
        }

        header {
            backdrop-filter: blur(10px);
            -webkit-backdrop-filter: blur(10px);
            background-color: rgba(10, 10, 10, 0.8);
            padding: 10px 20px;
            text-align: center;
            position: absolute;
            top: 0;
            width: 100%;
            z-index: 10;
            box-sizing: border-box;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }

        header h1 {
            margin: 0;
            font-size: 1.2rem;
            letter-spacing: 0.1em;
            text-transform: uppercase;
        }

        #container {
            flex-grow: 1;
            width: 100%;
            height: 100%;
        }

        #loading {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            text-align: center;
            z-index: 5;
        }

        .spinner {
            width: 40px;
            height: 40px;
            border: 3px solid rgba(255, 255, 255, 0.1);
            border-top: 3px solid #fff;
            border-radius: 50%;
            animation: spin 1s linear infinite;
            margin: 0 auto 15px;
        }

        @keyframes spin {
            0% { transform: rotate(0deg); }
            100% { transform: rotate(360deg); }
        }

        .controls-hint {
            position: absolute;
            bottom: 20px;
            left: 50%;
            transform: translateX(-50%);
            background: rgba(0, 0, 0, 0.6);
            padding: 8px 15px;
            border-radius: 20px;
            font-size: 0.8rem;
            color: #888;
            pointer-events: none;
            z-index: 10;
        }

        .back-link {
            position: absolute;
            top: 15px;
            left: 20px;
            z-index: 20;
            color: #fff;
            text-decoration: none;
            font-size: 0.9rem;
            opacity: 0.7;
            transition: opacity 0.3s;
        }

        .back-link:hover {
            opacity: 1;
        }
    </style>
</head>
<body>

    <header>
        <a href="index.html" class="back-link">&larr; Back</a>
        <h1>Nebula Splat Viewer</h1>
    </header>

    <div id="loading">
        <div class="spinner"></div>
        <div id="status">Loading Gaussian Splat...</div>
    </div>

    <div id="container"></div>

    <div class="controls-hint">
        Left Click: Rotate | Right Click: Pan | Scroll: Zoom
    </div>

    <script type="module">
        // Using a pinned version for stability
        import * as SPLAT from "https://cdn.jsdelivr.net/npm/gsplat@1.2.9/dist/index.es.min.js";

        async function init() {
            const container = document.getElementById('container');
            const status = document.getElementById('status');
            const loading = document.getElementById('loading');

            try {
                const renderer = new SPLAT.WebGLRenderer();
                container.appendChild(renderer.canvas);

                const scene = new SPLAT.Scene();
                const camera = new SPLAT.Camera();
                const controls = new SPLAT.OrbitControls(camera, renderer.canvas);

                // Resize handler
                const resize = () => {
                    renderer.setSize(window.innerWidth, window.innerHeight);
                };
                window.addEventListener('resize', resize);
                resize();

                // Load the Splat file
                status.innerText = "Downloading Splat...";

                await SPLAT.Loader.LoadAsync("/models/gs/nebula_rnd1.splat", scene, (progress) => {
                    status.innerText = `Loading: ${Math.round(progress * 100)}%`;
                });

                loading.style.display = 'none';

                // Set initial camera position AFTER loading,
                // because some models might be very far from origin
                camera.position.z = 5;
                camera.position.y = 1;
                controls.update();

                const frame = () => {
                    controls.update();
                    renderer.render(scene, camera);
                    requestAnimationFrame(frame);
                };
                requestAnimationFrame(frame);

                console.log("Splat loaded successfully into scene", scene);

            } catch (error) {
                console.error("Error in GSPLAT init:", error);
                status.innerText = "Error: " + error.message;
                status.style.color = "#ff4444";
                document.querySelector('.spinner').style.display = 'none';
            }
        }

        init();
    </script>
</body>
</html>