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<!DOCTYPE html>
<html lang="zh-CN">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>3DGS Artistic Viewer</title>
<!-- 引入优雅的衬线字体 -->
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,400;0,600;1,400&family=Inter:wght@300;400;500&display=swap" rel="stylesheet">
<link href="https://fonts.googleapis.com/css2?family=Noto+Serif+SC:wght@300;500;700&display=swap" rel="stylesheet">
<style>
:root {
/* Palette: Art Gallery / Dark Luxury */
--bg-color: #121212;
--bg-gradient-center: #1a1a1a;
/* 玻璃拟态：高透、极薄边框 */
--glass-surface: rgba(20, 20, 20, 0.6);
--glass-border: rgba(255, 255, 255, 0.08);
--glass-highlight: rgba(255, 255, 255, 0.05);
/* 香槟金点缀 */
--accent-primary: #d4af37;
--accent-glow: rgba(212, 175, 55, 0.15);
--text-main: #e0e0e0;
--text-muted: #666;
--font-serif: 'Cormorant Garamond', 'Noto Serif SC', serif;
--font-ui: 'Inter', 'Noto Serif SC', sans-serif;
}
body {
margin: 0; overflow: hidden; background-color: var(--bg-color);
font-family: var(--font-ui); color: var(--text-main);
-webkit-font-smoothing: antialiased;
font-weight: 300;
}
#canvas-container {
width: 100vw; height: 100vh; display: block;
background: radial-gradient(circle at center, var(--bg-gradient-center) 0%, var(--bg-color) 80%);
}
/* --- UI 模块通用样式 --- */
.hud-panel {
position: absolute;
background: var(--glass-surface);
backdrop-filter: blur(20px);
-webkit-backdrop-filter: blur(20px);
border: 1px solid var(--glass-border);
padding: 16px 24px;
border-radius: 4px; /* 硬朗的圆角 */
transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
pointer-events: auto;
z-index: 10;
}
.hud-panel:hover {
background: rgba(30, 30, 30, 0.8);
border-color: rgba(255,255,255,0.15);
box-shadow: 0 10px 40px rgba(0,0,0,0.5);
}
/* 隐藏 UI 时的状态 */
body.ui-hidden .hud-panel {
opacity: 0;
transform: translateY(20px);
pointer-events: none;
}
body.ui-hidden #top-header, body.ui-hidden #top-stats {
transform: translateY(-20px);
}
body.ui-hidden #watermark { opacity: 0; }
/* --- 1. 顶部标题 (左上) --- */
#top-header {
top: 30px; left: 30px;
background: transparent; border: none; padding: 0;
backdrop-filter: none; pointer-events: auto; /* Allow interaction for lang btn */
display: flex; flex-direction: column; align-items: flex-start;
}
h1 {
font-family: var(--font-serif); font-size: 2.2rem; font-weight: 400; margin: 0;
color: var(--accent-primary); letter-spacing: 1px; font-style: italic;
text-shadow: 0 20px 40px rgba(0,0,0,0.5);
}
.header-row {
display: flex; align-items: center; gap: 12px; margin-top: 4px;
}
.subtitle {
font-size: 0.6rem; text-transform: uppercase; letter-spacing: 4px;
color: var(--text-muted); display: block;
}
/* 语言切换按钮 */
.lang-btn {
background: rgba(255,255,255,0.05); border: 1px solid var(--glass-border);
color: var(--text-muted); font-size: 0.6rem; padding: 2px 6px;
border-radius: 2px; cursor: pointer; transition: all 0.3s;
font-family: var(--font-ui); letter-spacing: 1px;
}
.lang-btn:hover {
background: var(--accent-primary); color: #000; border-color: var(--accent-primary);
}
/* --- 2. 顶部状态 (右上) --- */
#top-stats {
top: 30px; right: 30px;
display: flex; gap: 30px;
background: transparent; border: none; padding: 0;
backdrop-filter: none; pointer-events: none;
}
.stat-item { text-align: right; }
.stat-value { font-family: var(--font-ui); font-size: 1.1rem; color: var(--text-main); font-weight: 300; display: block;}
.stat-label { font-size: 0.6rem; color: var(--text-muted); letter-spacing: 1px; text-transform: uppercase; margin-top: 2px; display: block;}
/* --- 3. 底部控制台 (底部中央) --- */
#control-deck {
bottom: 30px; left: 50%; transform: translateX(-50%);
display: flex; align-items: center; gap: 32px;
padding: 16px 32px;
border-radius: 50px; /* 胶囊形状 */
height: 50px; /* 固定高度 */
z-index: 20; /* 确保在 Flow Panel 之上 */
}
.slider-group {
display: flex; flex-direction: column; gap: 4px;
width: 120px;
position: relative;
}
.slider-group label {
font-size: 0.6rem; color: var(--text-muted); letter-spacing: 1px; text-transform: uppercase;
position: absolute; top: -18px; left: 0; width: 100%; text-align: center;
}
input[type="range"] {
-webkit-appearance: none; width: 100%; height: 2px;
background: rgba(255,255,255,0.2);
margin: 0; cursor: pointer;
}
input[type="range"]::-webkit-slider-thumb {
-webkit-appearance: none; width: 10px; height: 10px;
background: var(--text-main); border-radius: 50%;
transition: transform 0.2s, background 0.2s;
margin-top: -4px; /* 居中 */
}
input[type="range"]::-webkit-slider-thumb:hover {
transform: scale(1.5); background: var(--accent-primary);
}
/* 轨道背景修正 */
input[type="range"]::-webkit-slider-runnable-track { height: 2px; background: transparent; }
.deck-divider { width: 1px; height: 24px; background: rgba(255,255,255,0.1); }
.icon-btn {
background: transparent; border: none; color: var(--text-main);
cursor: pointer; padding: 8px; border-radius: 50%;
transition: all 0.2s; display: flex; align-items: center; justify-content: center;
}
.icon-btn:hover { color: var(--accent-primary); background: rgba(255,255,255,0.05); }
.icon-btn.active { color: #000; background: var(--accent-primary); box-shadow: 0 0 15px var(--accent-glow); }
.icon-btn svg { width: 20px; height: 20px; }
/* --- 新增：流体设置面板 (控制台上方) --- */
#flow-panel {
bottom: 95px; left: 50%; transform: translateX(-50%) translateY(10px);
display: flex; gap: 24px; padding: 12px 24px;
border-radius: 30px;
opacity: 0; pointer-events: none;
transition: all 0.4s cubic-bezier(0.2, 0.8, 0.2, 1);
z-index: 15;
}
#flow-panel.visible {
opacity: 1; pointer-events: auto;
transform: translateX(-50%) translateY(0);
}
#flow-panel .slider-group { width: 80px; } /* 更紧凑 */
/* --- 4. 导入模块 (底部左侧) --- */
#import-panel {
bottom: 30px; left: 30px;
width: 180px; padding: 0;
overflow: hidden;
display: flex; flex-direction: column;
}
.drop-zone {
padding: 20px; text-align: center; cursor: pointer;
transition: all 0.3s;
}
.drop-zone:hover { background: rgba(255,255,255,0.02); }
.drop-zone:hover .drop-icon { color: var(--accent-primary); transform: scale(1.1); }
.drop-icon { display: block; font-size: 1.2rem; color: var(--text-muted); margin-bottom: 8px; transition: transform 0.3s; }
.drop-text { font-family: var(--font-serif); font-size: 1rem; color: var(--text-main); }
.drop-sub { font-size: 0.65rem; color: var(--text-muted); margin-top: 4px; }
/* Model List Panel */
#model-list-panel {
position: absolute;
top: 100px;
left: 30px;
width: 220px;
max-height: 300px;
overflow-y: auto;
display: none;
scrollbar-width: thin;
scrollbar-color: var(--accent-primary) transparent;
z-index: 5;
}
#model-list-panel::-webkit-scrollbar { width: 4px; }
#model-list-panel::-webkit-scrollbar-thumb { background: var(--accent-primary); border-radius: 2px; }
#model-list-panel.visible { display: block; }
.model-item {
padding: 12px 16px;
margin-bottom: 8px;
background: rgba(255,255,255,0.03);
border: 1px solid rgba(255,255,255,0.05);
border-radius: 4px;
cursor: pointer;
transition: all 0.2s;
position: relative;
}
.model-item:hover {
background: rgba(255,255,255,0.06);
border-color: rgba(212, 175, 55, 0.3);
}
.model-item.active {
border-color: var(--accent-primary);
background: rgba(212, 175, 55, 0.1);
}
.model-item-name {
font-size: 0.75rem;
color: var(--text-main);
font-weight: 500;
margin-bottom: 4px;
}
.model-item-info {
display: flex;
justify-content: space-between;
color: var(--text-muted);
font-size: 0.65rem;
}
.model-item-actions {
display: flex;
gap: 8px;
margin-top: 6px;
}
.model-btn {
flex: 1;
padding: 4px 8px;
font-size: 0.6rem;
background: rgba(255,255,255,0.05);
border: 1px solid rgba(255,255,255,0.1);
color: var(--text-muted);
border-radius: 2px;
cursor: pointer;
transition: all 0.2s;
}
.model-btn:hover {
background: var(--accent-primary);
color: #000;
border-color: var(--accent-primary);
}
.model-btn.delete:hover {
background: #ff4444;
border-color: #ff4444;
}
/* --- 5. 导航指南 (底部右侧) --- */
#nav-hint {
bottom: 30px; right: 30px;
text-align: right;
border: none; background: transparent; backdrop-filter: none;
pointer-events: none;
min-width: 140px;
}
.key-row { margin-bottom: 6px; font-size: 0.75rem; color: var(--text-muted); }
.kbd {
color: var(--accent-primary); font-family: var(--font-serif); font-style: italic;
margin-right: 6px; font-weight: 600;
}
/* 社交媒体链接样式 */
#social-links {
margin-top: 12px; border-top: 1px solid rgba(255,255,255,0.1); padding-top: 12px;
display: flex; flex-direction: column; gap: 8px; pointer-events: auto;
}
.social-link {
display: flex; align-items: center; justify-content: flex-end; gap: 8px;
text-decoration: none; color: var(--text-muted); font-size: 0.75rem;
transition: all 0.2s;
}
.social-link:hover { color: var(--accent-primary); transform: translateX(-4px); }
.social-link svg { width: 14px; height: 14px; opacity: 0.8; }
/* --- Watermark (Updated with Image) --- */
#watermark {
position: absolute; bottom: 10px; right: 30px;
color: var(--text-muted); font-size: 0.55rem;
font-family: var(--font-ui); letter-spacing: 1px;
opacity: 0.6; pointer-events: none; z-index: 10;
transition: opacity 0.4s;
/* Flex layout for image + text */
display: flex; align-items: center; gap: 8px;
}
#watermark img {
height: 24px; /* Scale down the 1080px image to UI scale */
width: auto;
border-radius: 4px; /* Soft rounding instead of full circle to prevent cropping */
filter: drop-shadow(0 2px 4px rgba(0,0,0,0.5));
}
/* --- 开关按钮 --- */
#toggle-ui-btn {
position: absolute; bottom: 30px; right: 30px;
/* 把它放在导航提示上方一点，或者让它不那么显眼 */
display: none; /* 这种布局下可以隐藏，通过键盘H控制，或者放在右上角 */
}
/* Loading Overlay with Interaction */
#loading-overlay {
position: absolute; inset: 0; background: #121212;
z-index: 100;
display: flex; flex-direction: column; align-items: center; justify-content: center;
opacity: 0; pointer-events: none; transition: opacity 0.8s ease;
cursor: none; overflow: hidden;
}
#loading-overlay.active { opacity: 1; pointer-events: auto; }
#loading-canvas { position: absolute; top: 0; left: 0; width: 100%; height: 100%; z-index: 0; opacity: 1.0; }
.loading-content {
position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center;
pointer-events: none; width: 100%; max-width: 400px;
background: rgba(18, 18, 18, 0.4); padding: 20px; border-radius: 20px; backdrop-filter: blur(5px);
}
.loader {
width: 40px; height: 40px; border-radius: 50%; border: 1px solid rgba(255,255,255,0.1);
border-top-color: var(--accent-primary); animation: spin 1.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
margin-bottom: 24px; box-shadow: 0 0 30px rgba(212, 175, 55, 0.1);
}
#loading-text {
font-family: var(--font-serif); font-size: 1.2rem; letter-spacing: 2px; color: var(--text-main); font-style: italic;
text-shadow: 0 2px 10px rgba(0,0,0,0.5); margin-bottom: 10px;
}
#tutorial-text {
font-family: var(--font-ui); font-size: 0.8rem; letter-spacing: 1px; color: var(--accent-primary); text-transform: uppercase;
margin-bottom: 20px; animation: blink 2s infinite;
}
@keyframes blink { 0%, 100% { opacity: 0.6; } 50% { opacity: 1; } }
.progress-container { width: 200px; height: 2px; background: rgba(255,255,255,0.1); position: relative; margin-bottom: 16px; overflow: hidden; }
.progress-bar { position: absolute; top: 0; left: 0; bottom: 0; width: 0%; background: var(--accent-primary); box-shadow: 0 0 10px var(--accent-glow); transition: width 0.2s linear; }
#loading-quote { font-family: var(--font-serif); font-style: italic; color: var(--text-muted); font-size: 0.95rem; opacity: 0.8; max-width: 400px; text-align: center; min-height: 1.5em; transition: opacity 0.5s; }
@keyframes spin { 100% { transform: rotate(360deg); } }
</style>
<script type="importmap">
{
"imports": {
"three": "https://cdn.jsdelivr.net/npm/three@0.160.0/build/three.module.js",
"three/addons/": "https://cdn.jsdelivr.net/npm/three@0.160.0/examples/jsm/"
}
}
</script>
</head>
<body>
<!-- Loading Screen -->
<div id="loading-overlay" class="active">
<canvas id="loading-canvas"></canvas>
<div class="loading-content">
<div class="loader"></div>
<div id="loading-text" data-key="loading_init">INITIALIZING SYSTEM</div>
<div id="tutorial-text" data-key="tutorial_text">[ WASD ] TO FLY & COLLECT</div>
<div class="progress-container"><div class="progress-bar" id="loading-bar"></div></div>
<div id="loading-quote">"Light is the first of painters."</div>
</div>
</div>
<!-- 1. Top Header -->
<div id="top-header" class="hud-panel">
<h1>3DGS.ART</h1>
<div class="header-row">
<span class="subtitle" data-key="subtitle">HIGH FIDELITY VIEWER .01</span>
<button class="lang-btn" onclick="toggleLanguage()">中 / EN</button>
</div>
</div>
<!-- 2. Top Stats -->
<div id="top-stats" class="hud-panel">
<div class="stat-item">
<span class="stat-value" id="stat-points">--</span>
<span class="stat-label" data-key="stat_points">Points</span>
</div>
<div class="stat-item">
<span class="stat-value" id="stat-fps">--</span>
<span class="stat-label" data-key="stat_fps">FPS</span>
</div>
</div>
<!-- Extra: Flow Settings Panel (Hidden by default) -->
<div id="flow-panel" class="hud-panel">
<div class="slider-group">
<label data-key="flow_amp">Amp</label>
<input type="range" min="1.0" max="20.0" step="0.5" value="8.0" id="input-flow-amp" title="Dispersion Amount">
</div>
<div class="deck-divider"></div>
<div class="slider-group">
<label data-key="flow_freq">Freq</label>
<input type="range" min="0.1" max="1.0" step="0.1" value="0.3" id="input-flow-freq" title="Noise Frequency">
</div>
<div class="deck-divider"></div>
<div class="slider-group">
<label data-key="flow_speed">Speed</label>
<input type="range" min="0.1" max="2.0" step="0.1" value="0.6" id="input-flow-speed" title="Flow Speed">
</div>
</div>
<!-- 3. Control Deck (Center Bottom) -->
<div id="control-deck" class="hud-panel">
<!-- Scale (Default 2.5) -->
<div class="slider-group">
<label data-key="ctrl_scale">Scale</label>
<input type="range" min="0.1" max="3.0" step="0.1" value="2.5" id="input-scale" title="Splat Scale">
</div>
<div class="deck-divider"></div>
<!-- Opacity -->
<div class="slider-group">
<label data-key="ctrl_opacity">Opacity</label>
<input type="range" min="0.1" max="2.0" step="0.1" value="1.0" id="input-opacity" title="Global Opacity">
</div>
<div class="deck-divider"></div>
<!-- Exposure -->
<div class="slider-group">
<label data-key="ctrl_exposure">Exposure</label>
<input type="range" min="0.5" max="3.0" step="0.1" value="1.0" id="input-brightness" title="Exposure">
</div>
<div class="deck-divider"></div>
<!-- Speed (New) -->
<div class="slider-group">
<label data-key="ctrl_speed">Speed</label>
<input type="range" min="1" max="100" step="1" value="10" id="input-speed" title="Camera Speed">
</div>
<div class="deck-divider"></div>
<!-- Turbulence Toggle (New) -->
<button class="icon-btn" onclick="toggleTurbulence()" id="btn-flow" title="Dispersion Flow">
<!-- Wave Icon -->
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<path d="M2 12c.6 0 1.2.4 1.6.9.6.7 1.4 1.1 2.4 1.1 1.9 0 2.4-1.9 4.4-1.9 1 0 1.8.4 2.4 1.1.4.5 1 .9 1.6.9"/>
<path d="M2 8c.6 0 1.2.4 1.6.9.6.7 1.4 1.1 2.4 1.1 1.9 0 2.4-1.9 4.4-1.9 1 0 1.8.4 2.4 1.1.4.5 1 .9 1.6.9"/>
<path d="M2 16c.6 0 1.2.4 1.6.9.6.7 1.4 1.1 2.4 1.1 1.9 0 2.4-1.9 4.4-1.9 1 0 1.8.4 2.4 1.1.4.5 1 .9 1.6.9"/>
<path d="M16 12c.5-.5 1.1-.9 1.6-.9.6 0 1.2.4 1.6.9.6.7 1.4 1.1 2.4 1.1.2 0 .4 0 .6-.1"/>
</svg>
</button>
<div class="deck-divider"></div>
<!-- Download Btn (New) -->
<button class="icon-btn" onclick="downloadModel()" id="btn-download" title="Download Model">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round">
<path d="M21 15v4a2 2 0 0 1-2 2H5a2 2 0 0 1-2-2v-4"/><polyline points="7 10 12 15 17 10"/><line x1="12" y1="15" x2="12" y2="3"/>
</svg>
</button>
<div class="deck-divider"></div>
<!-- Reset Btn -->
<button class="icon-btn" onclick="autoFocusCamera()" title="Reset View">
<svg viewBox="0 0 24 24" fill="none" stroke="currentColor" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"><path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74 2.74L3 8"/><path d="M3 3v5h5"/></svg>
</button>
</div>
<!-- 4. Import Panel (Bottom Left) -->
<div id="import-panel" class="hud-panel">
<div class="drop-zone" id="drop-area">
<span class="drop-icon">✦</span>
<div class="drop-text" data-key="import_main">Import</div>
<div class="drop-sub" data-key="import_sub">Drag & Drop Image/.PLY</div>
<input type="file" id="file-input" accept="image/*,.ply" multiple style="display:none">
</div>
</div>
<!-- Model List Panel -->
<div id="model-list-panel" class="hud-panel">
<div style="display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px;">
<span style="font-size: 0.7rem; color: var(--accent-primary); letter-spacing: 1px; text-transform: uppercase;">MODELS</span>
<span id="model-count" style="font-size: 0.65rem; color: var(--text-muted);">0</span>
</div>
<div id="model-list-container"></div>
</div>
<!-- 5. Nav Hint (Bottom Right) -->
<div id="nav-hint" class="hud-panel">
<div class="key-row"><span class="kbd">WASD</span> <span data-key="nav_move">Move</span></div>
<div class="key-row"><span class="kbd">Q / E</span> <span data-key="nav_lift">Lift</span></div>
<div class="key-row"><span class="kbd">Shift</span> <span data-key="nav_fast">Fast</span></div>
<div class="key-row"><span class="kbd">Mouse</span> <span data-key="nav_look">Look</span></div>
<!-- Social Media Links (Dynamic) -->
<div id="social-links">
<!-- Populated by JS -->
</div>
</div>
<!-- Watermark -->
<div id="watermark">
<img src="Watermark.png" alt="Logo" onerror="this.style.display='none'">
<span>多多GemosDodo制作</span>
</div>
<div id="canvas-container"></div>
<script type="module">
import * as THREE from 'three';
// --- I18N System ---
const dictionary = {
en: {
subtitle: "HIGH FIDELITY VIEWER .01",
stat_points: "Points",
stat_fps: "FPS",
ctrl_scale: "Scale",
ctrl_opacity: "Opacity",
ctrl_exposure: "Exposure",
ctrl_speed: "Speed",
flow_amp: "Amp",
flow_freq: "Freq",
flow_speed: "Flow Spd",
import_main: "Import",
import_sub: "Drag & Drop Image/.PLY",
nav_move: "Move",
nav_lift: "Lift",
nav_fast: "Fast",
nav_look: "Look",
loading_init: "INITIALIZING SYSTEM",
tutorial_text: "[ WASD ] TO FLY & COLLECT",
loading_processing: "PROCESSING ARTWORK",
loading_downloading: "DOWNLOADING GEOMETRY",
loading_parsing: "PARSING DATA...",
loading_generating: "GENERATING ARTWORK",
loading_importing: "IMPORTING MODEL",
loading_download_general: "DOWNLOADING...",
btn_flow_tooltip: "Disperse / Reset Flow",
btn_download_tooltip: "Download Model (.ply)",
// 批处理相关
loading_batch_processing: "BATCH PROCESSING",
loading_batch: "Processing {} files...",
loading_batch_item: "Loading model {}/{}...",
batch_limit_warning: "Maximum {} files allowed. Extra files will be ignored.",
batch_result_summary: "Batch complete: {} success, {} failed\nTotal time: {}s",
batch_failed_details: "Failed files",
batch_all_failed: "All files failed to process",
batch_error: "Batch processing error",
unknown_error: "Unknown error"
},
zh: {
subtitle: "高保真可视化 .01",
stat_points: "点云数",
stat_fps: "帧率",
ctrl_scale: "缩放",
ctrl_opacity: "透明度",
ctrl_exposure: "曝光",
ctrl_speed: "速度",
flow_amp: "强度",
flow_freq: "频率",
flow_speed: "流速",
import_main: "导入模型",
import_sub: "拖拽 .PLY 文件",
nav_move: "移动",
nav_lift: "升降",
nav_fast: "加速",
nav_look: "视角",
loading_init: "系统初始化中",
tutorial_text: "[ WASD ] 飞行与探索",
loading_processing: "正在处理作品",
loading_downloading: "正在下载几何数据",
loading_parsing: "数据解析中...",
loading_generating: "生成演示模型",
loading_importing: "正在导入模型",
loading_download_general: "下载中...",
btn_flow_tooltip: "散开 / 复原 (湍流效果)",
btn_download_tooltip: "下载模型 (.ply)",
// 批处理相关
loading_batch_processing: "批量处理中",
loading_batch: "正在处理 {} 个文件...",
loading_batch_item: "加载模型 {}/{}...",
batch_limit_warning: "最多支持 {} 个文件，多余的文件将被忽略。",
batch_result_summary: "批处理完成：{} 成功，{} 失败\n总耗时：{}秒",
batch_failed_details: "失败文件",
batch_all_failed: "所有文件处理失败",
batch_error: "批处理错误",
unknown_error: "未知错误"
}
};
const socialData = {
zh: [
{ name: "小红书", url: "https://www.xiaohongshu.com/user/profile/5e59ee3200000000010091d9", icon: '<path d="M4 4h16v16H4z"/>' }, // 简化的方形作为书本替代
{ name: "Bilibili", url: "https://space.bilibili.com/488258780?spm_id_from=333.33.0.0", icon: '<path d="M4 8h16v12H4z M7 8l-2-3 M17 8l2-3"/>' },
{ name: "QQ群", url: "https://qm.qq.com/q/VgSlMQwwA6", icon: '<path d="M12 2C6.5 2 2 6.5 2 12s4.5 10 10 10 10-4.5 10-10S17.5 2 12 2z"/>' }
],
en: [
{ name: "X", url: "https://x.com/duoqian1421848", icon: '<path d="M18.244 2.25h3.308l-7.227 8.26 8.502 11.24H16.17l-5.214-6.817L4.99 21.75H1.68l7.73-8.835L1.254 2.25H8.08l4.713 6.231zm-1.161 17.52h1.833L7.084 4.126H5.117z"/>' },
{ name: "YouTube", url: "https://www.youtube.com/@Gemos_Dodo", icon: '<path d="M22.54 6.42a2.78 2.78 0 0 0-1.94-2C18.88 4 12 4 12 4s-6.88 0-8.6.46a2.78 2.78 0 0 0-1.94 2A29 29 0 0 0 1 11.75a29 29 0 0 0 .46 5.33A2.78 2.78 0 0 0 3.4 19c1.72.46 8.6.46 8.6.46s6.88 0 8.6-.46a2.78 2.78 0 0 0 1.94-2 29 29 0 0 0 .46-5.25 29 29 0 0 0-.46-5.33zM9.75 15.02l5.75-3.27-5.75-3.27z"/>' },
{ name: "Discord", url: "https://discord.gg/jXyCNc7q", icon: '<path d="M19.27 5.33C17.94 4.71 16.5 4.26 15 4a.09.09 0 0 0-.07.03c-.18.33-.39.76-.53 1.09a16.09 16.09 0 0 0-4.8 0c-.14-.34-.35-.76-.54-1.09c-.01-.02-.04-.03-.07-.03c-1.5.26-2.93.71-4.27 1.33c-.01 0-.02.01-.03.02c-2.72 4.07-3.47 8.03-3.1 11.95c0 .02.01.04.03.05c1.8 1.32 3.53 2.12 5.24 2.65c.03.01.06 0 .07-.02c.4-.55.76-1.13 1.07-1.74c.02-.04 0-.08-.04-.09c-.57-.22-1.11-.48-1.64-.78c-.04-.02-.04-.08.01-.11c.11-.08.22-.17.33-.25c.02-.02.05-.02.07-.01c3.44 1.57 7.15 1.57 10.55 0c.02-.01.05-.01.07.01c.11.09.22.17.33.26c.04.03.04.09-.01.11c-.52.31-1.07.56-1.64.78c-.04.01-.05.06-.04.09c.32.61.68 1.19 1.07 1.74c.03.01.06.02.09.01c1.72-.53 3.45-1.33 5.25-2.65c.02-.01.03-.03.03-.05c.44-4.53-.73-8.46-3.1-11.95c-.01-.01-.02-.02-.04-.02zM8.52 14.91c-1.03 0-1.89-.95-1.89-2.12s.84-2.12 1.89-2.12c1.06 0 1.9.96 1.89 2.12c0 1.17-.85 2.12-1.89 2.12z"/>' }
]
};
let currentLang = 'zh'; // Default to Chinese
window.toggleLanguage = () => {
currentLang = currentLang === 'en' ? 'zh' : 'en';
applyLanguage();
};
function applyLanguage() {
const data = dictionary[currentLang];
// Update all elements with data-key attribute
document.querySelectorAll('[data-key]').forEach(el => {
const key = el.getAttribute('data-key');
if (data[key]) el.innerText = data[key];
});
// Tooltips
document.getElementById('btn-flow').title = data['btn_flow_tooltip'];
document.getElementById('btn-download').title = data['btn_download_tooltip'];
// Update Social Links
const socialContainer = document.getElementById('social-links');
socialContainer.innerHTML = ''; // Clear existing
const links = socialData[currentLang];
links.forEach(link => {
const a = document.createElement('a');
a.href = link.url;
a.className = 'social-link';
a.target = '_blank';
a.innerHTML = `<svg viewBox="0 0 24 24" fill="currentColor">${link.icon}</svg> ${link.name}`;
socialContainer.appendChild(a);
});
}
function getTrans(key) {
return dictionary[currentLang][key] || key;
}
// --- Loading Screen Game System (Tutorial) ---
class LoadingGameSystem {
constructor() {
this.overlay = document.getElementById('loading-overlay');
this.canvas = document.getElementById('loading-canvas');
this.bar = document.getElementById('loading-bar');
this.ctx = this.canvas.getContext('2d');
this.isActive = true;
this.quoteEl = document.getElementById('loading-quote');
this.player = { x: window.innerWidth/2, y: window.innerHeight/2, vx: 0, vy: 0, size: 8 };
this.targets = [];
this.particles = [];
this.quotes = [
"Light is the first of painters. - Emerson",
"Simulating photons...",
"Art is not what you see, but what you make others see. - Degas",
"Constructing Gaussian Splats...",
"In order to see, we must forget the name of the thing we are looking at. - Monet"
];
this.resize();
window.addEventListener('resize', () => this.resize());
this.quoteInterval = setInterval(() => this.rotateQuote(), 3000);
this.rotateQuote();
for(let i=0; i<5; i++) this.spawnTarget();
this.animate();
}
resize() {
this.canvas.width = window.innerWidth;
this.canvas.height = window.innerHeight;
}
spawnTarget() {
const padding = 50;
this.targets.push({
x: padding + Math.random() * (this.canvas.width - padding*2),
y: padding + Math.random() * (this.canvas.height - padding*2),
radius: 0, maxRadius: 6 + Math.random() * 4
});
}
spawnParticle(x, y, color) {
for(let i=0; i<5; i++) {
this.particles.push({
x: x, y: y,
vx: (Math.random() - 0.5) * 4, vy: (Math.random() - 0.5) * 4,
life: 1.0, color: color || '#d4af37'
});
}
}
rotateQuote() {
if(!this.isActive) return;
this.quoteEl.style.opacity = 0;
setTimeout(() => {
const idx = Math.floor(Math.random() * this.quotes.length);
this.quoteEl.innerText = this.quotes[idx];
this.quoteEl.style.opacity = 0.8;
}, 500);
}
updatePlayer() {
const ax = (physics.move.r - physics.move.l) * 0.8;
const ay = (physics.move.b - physics.move.f) * 0.8;
this.player.vx += ax;
this.player.vy += ay;
this.player.vx *= 0.92;
this.player.vy *= 0.92;
this.player.x += this.player.vx;
this.player.y += this.player.vy;
if(this.player.x < 0) { this.player.x = 0; this.player.vx *= -0.5; }
if(this.player.x > this.canvas.width) { this.player.x = this.canvas.width; this.player.vx *= -0.5; }
if(this.player.y < 0) { this.player.y = 0; this.player.vy *= -0.5; }
if(this.player.y > this.canvas.height) { this.player.y = this.canvas.height; this.player.vy *= -0.5; }
}
animate() {
if (!this.isActive) return;
requestAnimationFrame(() => this.animate());
this.ctx.clearRect(0, 0, this.canvas.width, this.canvas.height);
this.updatePlayer();
this.ctx.save();
this.ctx.translate(this.player.x, this.player.y);
const angle = Math.atan2(this.player.vy, this.player.vx);
this.ctx.rotate(angle + Math.PI/2);
this.ctx.beginPath();
this.ctx.moveTo(0, -this.player.size * 1.5);
this.ctx.lineTo(-this.player.size, this.player.size);
this.ctx.lineTo(this.player.size, this.player.size);
this.ctx.closePath();
this.ctx.fillStyle = '#d4af37';
this.ctx.fill();
if(Math.random() > 0.5 && (Math.abs(this.player.vx) > 0.1 || Math.abs(this.player.vy) > 0.1)) {
this.particles.push({
x: this.player.x, y: this.player.y,
vx: (Math.random()-0.5), vy: (Math.random()-0.5),
life: 0.5, color: 'rgba(255,255,255,0.5)'
});
}
this.ctx.restore();
for (let i = this.targets.length - 1; i >= 0; i--) {
const t = this.targets[i];
if(t.radius < t.maxRadius) t.radius += 0.2;
const grad = this.ctx.createRadialGradient(t.x, t.y, 0, t.x, t.y, t.radius * 2);
grad.addColorStop(0, 'rgba(212, 175, 55, 0.8)');
grad.addColorStop(1, 'rgba(212, 175, 55, 0)');
this.ctx.fillStyle = grad;
this.ctx.beginPath();
this.ctx.arc(t.x, t.y, t.radius * 2, 0, Math.PI*2);
this.ctx.fill();
this.ctx.fillStyle = '#fff';
this.ctx.beginPath();
this.ctx.arc(t.x, t.y, 2, 0, Math.PI*2);
this.ctx.fill();
const dx = this.player.x - t.x;
const dy = this.player.y - t.y;
const dist = Math.sqrt(dx*dx + dy*dy);
if(dist < t.radius + 10) {
this.spawnParticle(t.x, t.y, '#d4af37');
this.targets.splice(i, 1);
this.spawnTarget();
}
}
for (let i = this.particles.length - 1; i >= 0; i--) {
const p = this.particles[i];
p.x += p.vx;
p.y += p.vy;
p.life -= 0.02;
if (p.life <= 0) {
this.particles.splice(i, 1);
} else {
this.ctx.fillStyle = p.color;
this.ctx.globalAlpha = p.life;
this.ctx.beginPath();
this.ctx.arc(p.x, p.y, 2, 0, Math.PI * 2);
this.ctx.fill();
this.ctx.globalAlpha = 1.0;
}
}
}
setProgress(percent) {
if(this.bar) this.bar.style.width = (percent * 100) + '%';
}
stop() {
this.isActive = false;
this.setProgress(1.0);
setTimeout(() => {
this.overlay.classList.remove('active');
}, 500);
clearInterval(this.quoteInterval);
}
start(messageKey) {
this.isActive = true;
this.setProgress(0);
this.overlay.classList.add('active');
if(messageKey) document.getElementById('loading-text').innerText = getTrans(messageKey);
this.animate();
}
}
// --- Global Variables & Params ---
let scene, camera, renderer, splatMesh;
let rawPlyData = null; // Store raw buffer for download
const clock = new THREE.Clock();
const SH_C0 = 0.28209479177387814;
let geometryData = null;
let isUiVisible = true;
// Multi-model support
let models = [];
let currentModelId = null;
let modelIdCounter = 0;
const _vMoveDir = new THREE.Vector3();
const _vForward = new THREE.Vector3();
const _vRight = new THREE.Vector3();
const _vUp = new THREE.Vector3(0,1,0);
const physics = {
velocity: new THREE.Vector3(),
inputVector: new THREE.Vector3(),
move: { f:0, b:0, l:0, r:0, u:0, d:0 },
boost: false,
mouseDown: false,
mouseLast: { x:0, y:0 },
targetRot: new THREE.Euler(0, 0, 0, 'YXZ'),
currRot: new THREE.Euler(0, 0, 0, 'YXZ')
};
const loadingSys = new LoadingGameSystem();
const state = {
mode: 'Fly',
splatScale: 2.5, // Default Value
opacity: 1.0,
brightness: 1.0,
flySpeed: 10.0,
acceleration: 100.0,
friction: 10.0,
minOpacity: 0.05,
turbulence: 0.0, // Target turbulence state (0 or 1)
// Flow Params (tuned for "Fish Schools")
flowAmp: 8.0,
flowFreq: 0.3, // Slightly higher base freq for groups
flowSpeed: 0.6
};
let currentTurbulence = 0.0; // Current uniform value for smooth transition
init();
animate();
function init() {
// Initialize Language
applyLanguage();
const container = document.getElementById('canvas-container');
scene = new THREE.Scene();
scene.background = new THREE.Color(0x121212);
scene.fog = new THREE.FogExp2(0x121212, 0.02);
const grid = new THREE.GridHelper(100, 100, 0x333333, 0x1a1a1a);
grid.position.y = -5;
grid.material.opacity = 0.3;
grid.material.transparent = true;
scene.add(grid);
camera = new THREE.PerspectiveCamera(60, window.innerWidth / window.innerHeight, 0.1, 5000);
camera.position.set(0, 5, 10);
physics.targetRot.setFromQuaternion(camera.quaternion, 'YXZ');
physics.currRot.copy(physics.targetRot);
renderer = new THREE.WebGLRenderer({
antialias: false,
powerPreference: "high-performance",
stencil: false,
depth: true
});
renderer.setSize(window.innerWidth, window.innerHeight);
renderer.setPixelRatio(Math.min(window.devicePixelRatio, 1.0));
renderer.toneMapping = THREE.ACESFilmicToneMapping;
renderer.toneMappingExposure = 1.0;
container.appendChild(renderer.domElement);
bindUI();
setupDragAndDrop();
setupKeyboard();
window.addEventListener('resize', onWindowResize);
window.addEventListener('contextmenu', e => e.preventDefault());
// Initial Logic
const params = new URLSearchParams(window.location.search);
const modelUrl = params.get('url');
if (modelUrl) {
loadingSys.start("loading_importing");
loadFileFromUrl(modelUrl);
} else {
generateExampleSplat();
}
}
// --- Procedural Generation for Example Model ---
function generateExampleSplat() {
loadingSys.start("loading_generating");
// Clear rawPlyData since we are generating new data
rawPlyData = null;
const count = 50000;
const posBuffer = new Float32Array(count * 3);
const rotBuffer = new Float32Array(count * 4);
const scaleBuffer = new Float32Array(count * 3);
const colBuffer = new Float32Array(count * 4);
const color1 = new THREE.Color(0xd4af37); // Gold
const color2 = new THREE.Color(0x2a2a2a); // Dark Grey
const color3 = new THREE.Color(0xffffff); // White
for(let i=0; i<count; i++) {
const t = i / count;
const angle = t * Math.PI * 20; // Spiral
const radius = t * 15;
const x = Math.cos(angle) * radius + (Math.random()-0.5) * (t * 2);
const y = (Math.random() - 0.5) * (t * 3);
const z = Math.sin(angle) * radius + (Math.random()-0.5) * (t * 2);
posBuffer[i*3] = x;
posBuffer[i*3+1] = y;
posBuffer[i*3+2] = z;
const q = new THREE.Quaternion();
q.setFromEuler(new THREE.Euler(Math.random()*Math.PI, Math.random()*Math.PI, Math.random()*Math.PI));
rotBuffer[i*4] = q.x;
rotBuffer[i*4+1] = q.y;
rotBuffer[i*4+2] = q.z;
rotBuffer[i*4+3] = q.w;
const s = Math.random() * 0.15 + 0.05;
scaleBuffer[i*3] = s;
scaleBuffer[i*3+1] = s;
scaleBuffer[i*3+2] = s;
const c = new THREE.Color();
if(Math.random() > 0.95) c.copy(color3);
else c.lerpColors(color2, color1, Math.pow(t, 0.5));
colBuffer[i*4] = c.r;
colBuffer[i*4+1] = c.g;
colBuffer[i*4+2] = c.b;
colBuffer[i*4+3] = 0.8;
}