1041 lines
32 KiB
TypeScript
1041 lines
32 KiB
TypeScript
"use client";
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/* eslint-disable @next/next/no-img-element */
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import { Html, OrbitControls, PointerLockControls } from "@react-three/drei";
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import { Canvas, type ThreeEvent, useFrame, useThree } from "@react-three/fiber";
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import { SparkRenderer, SplatMesh as SparkSplatMesh } from "@sparkjsdev/spark";
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import {
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AlertCircle,
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ArrowDown,
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ArrowLeft,
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ArrowRight,
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ArrowUp,
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Box,
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Crosshair,
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Globe,
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ImageIcon,
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Loader2,
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Sparkles,
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} from "lucide-react";
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import React, { Suspense, useEffect, useMemo, useRef, useState } from "react";
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import * as THREE from "three";
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import {
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type Model3DLayer,
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type Model3DStats,
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Model3DViewer,
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type Model3DViewerSettings,
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} from "@/components/canvas/model3d/Model3DViewer";
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import { Badge } from "@/components/ui/badge";
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import { cn } from "@/lib/utils";
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import type { World3DHotspot, World3DViewMode } from "@/types/canvas";
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type World3DPickResult = {
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point: [number, number, number];
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};
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type MovementCommand =
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| "forward"
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| "backward"
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| "left"
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| "right"
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| "up"
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| "down";
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type MovementState = Record<MovementCommand, boolean>;
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type SplatLoadingPhase = "loading" | "fading" | "hidden";
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type World3DViewerProps = {
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mode: World3DViewMode;
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worldUrl?: string | null;
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imageUrl?: string | null;
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meshUrl?: string | null;
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splatUrl?: string | null;
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previewImageUrl?: string | null;
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emptyStateTitle?: string;
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meshSettings?: Model3DViewerSettings;
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meshLayerVisibility?: Record<string, boolean>;
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onMeshLayersChange?: (layers: Model3DLayer[]) => void;
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onMeshStatsChange?: (stats: Model3DStats) => void;
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firstPerson?: boolean;
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hotspots?: World3DHotspot[];
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interactionMode?: "navigate" | "hotspot";
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onPick?: (pick: World3DPickResult) => void;
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onHotspotSelect?: (hotspotId: string) => void;
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semanticsMetadata?: Record<string, unknown> | null;
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className?: string;
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};
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const DEFAULT_MESH_SETTINGS: Model3DViewerSettings = {
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envPreset: "city",
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lightIntensity: 1,
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autoRotate: false,
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showGrid: true,
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wireframe: false,
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};
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const EMPTY_MOVEMENT_STATE: MovementState = {
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forward: false,
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backward: false,
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left: false,
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right: false,
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up: false,
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down: false,
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};
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const KEY_TO_MOVEMENT: Partial<Record<string, MovementCommand>> = {
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KeyW: "forward",
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ArrowUp: "forward",
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KeyS: "backward",
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ArrowDown: "backward",
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KeyA: "left",
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ArrowLeft: "left",
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KeyD: "right",
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ArrowRight: "right",
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KeyQ: "up",
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KeyR: "up",
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PageUp: "up",
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KeyE: "down",
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KeyF: "down",
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PageDown: "down",
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};
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function isEditableKeyboardTarget(target: EventTarget | null) {
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if (!(target instanceof HTMLElement)) return false;
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if (target.isContentEditable) return true;
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const editableSelector = "input, textarea, select, [contenteditable='true'], [role='textbox']";
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if (target.matches(editableSelector)) return true;
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return Boolean(target.closest(editableSelector));
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}
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function getSemanticFacts(metadata?: Record<string, unknown> | null) {
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if (!metadata) return [];
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const facts: Array<{ label: string; value: string }> = [];
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const scaleFactor = metadata.metric_scale_factor;
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if (typeof scaleFactor === "number" && Number.isFinite(scaleFactor)) {
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facts.push({
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label: "比例尺",
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value: `${scaleFactor.toFixed(3)}x`,
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});
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}
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const groundOffset = metadata.ground_plane_offset;
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if (typeof groundOffset === "number" && Number.isFinite(groundOffset)) {
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facts.push({
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label: "地平面偏移",
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value: `${groundOffset.toFixed(2)}m`,
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});
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}
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return facts;
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}
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function WorldEmptyState({
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icon: Icon,
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title,
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description,
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previewImageUrl,
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}: {
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icon: React.ComponentType<{ className?: string }>;
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title: string;
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description: string;
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previewImageUrl?: string | null;
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}) {
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return (
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<div className="flex h-full w-full flex-col items-center justify-center gap-4 bg-zinc-950/70 p-6 text-center">
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{previewImageUrl ? (
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<div className="relative aspect-video w-full max-w-xl overflow-hidden rounded-2xl border border-white/10 bg-black/40 shadow-2xl">
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<img
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alt={title}
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className="h-full w-full object-cover opacity-50"
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src={previewImageUrl}
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/>
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<div className="absolute inset-0 flex items-center justify-center bg-black/30 backdrop-blur-[1px]">
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<Loader2 className="h-8 w-8 animate-spin text-white/40" />
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</div>
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</div>
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) : (
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<div className="flex h-20 w-20 items-center justify-center rounded-2xl bg-zinc-900/60 shadow-inner">
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<Icon className="h-10 w-10 text-zinc-700" />
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</div>
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)}
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<div className="space-y-2">
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<p className="font-medium text-lg text-zinc-200">{title}</p>
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<p className="max-w-md text-sm text-zinc-500">{description}</p>
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</div>
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</div>
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);
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}
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const SPLAT_LOADING_PARTICLES = [
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{ x: 8, y: 18, size: 5, dx: 18, dy: -22, delay: 0.1, duration: 4.6 },
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{ x: 18, y: 64, size: 7, dx: 26, dy: -18, delay: 0.4, duration: 5.2 },
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{ x: 26, y: 34, size: 4, dx: -12, dy: -28, delay: 0.7, duration: 4.8 },
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{ x: 34, y: 78, size: 6, dx: 14, dy: -24, delay: 1.1, duration: 5.6 },
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{ x: 44, y: 16, size: 8, dx: -18, dy: 18, delay: 0.3, duration: 5.4 },
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{ x: 52, y: 56, size: 5, dx: 20, dy: -26, delay: 0.9, duration: 4.9 },
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{ x: 61, y: 28, size: 6, dx: -22, dy: -16, delay: 1.4, duration: 5.8 },
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{ x: 68, y: 72, size: 4, dx: 16, dy: -20, delay: 0.2, duration: 4.7 },
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{ x: 76, y: 42, size: 8, dx: -14, dy: 22, delay: 1.2, duration: 5.1 },
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{ x: 84, y: 62, size: 5, dx: 22, dy: -14, delay: 0.6, duration: 5.7 },
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{ x: 91, y: 24, size: 6, dx: -16, dy: 18, delay: 1.5, duration: 4.5 },
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{ x: 12, y: 44, size: 4, dx: 12, dy: 14, delay: 1.8, duration: 5.3 },
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] as const;
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const SPLAT_ASSEMBLY_POINT_COUNT = 220;
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const SPLAT_ASSEMBLY_COLORS = ["#67e8f9", "#93c5fd", "#f8fafc", "#22d3ee"] as const;
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function seededUnit(index: number, salt: number) {
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const value = Math.sin(index * 12.9898 + salt * 78.233) * 43758.5453;
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return value - Math.floor(value);
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}
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function SplatAssemblyCloud({
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phase,
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}: {
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phase: Exclude<SplatLoadingPhase, "hidden">;
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}) {
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const pointsRef = useRef<THREE.Points>(null);
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const materialRef = useRef<THREE.PointsMaterial>(null);
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const geometryRef = useRef<THREE.BufferGeometry>(null);
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const phaseRef = useRef(phase);
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const phaseStartedAtRef = useRef(0);
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const seeds = useMemo(
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() =>
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Array.from({ length: SPLAT_ASSEMBLY_POINT_COUNT }, (_, index) => {
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const spread = seededUnit(index, 1);
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const tilt = seededUnit(index, 2);
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const orbit = seededUnit(index, 3);
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const colorIndex = Math.floor(
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seededUnit(index, 4) * SPLAT_ASSEMBLY_COLORS.length
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);
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return {
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target: new THREE.Vector3(
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(spread - 0.5) * 4.8,
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0.45 + tilt * 2.6,
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(orbit - 0.5) * 4.4
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),
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orbitRadius: 0.4 + seededUnit(index, 5) * 2.2,
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orbitSpeed: 0.2 + seededUnit(index, 6) * 0.8,
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angle: seededUnit(index, 7) * Math.PI * 2,
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verticalAmplitude: 0.08 + seededUnit(index, 8) * 0.32,
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drift: 0.65 + seededUnit(index, 9) * 0.75,
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color: new THREE.Color(
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SPLAT_ASSEMBLY_COLORS[colorIndex] || SPLAT_ASSEMBLY_COLORS[0]
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),
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};
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}),
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[]
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);
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const positions = useMemo(
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() => new Float32Array(SPLAT_ASSEMBLY_POINT_COUNT * 3),
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[]
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);
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const colors = useMemo(() => {
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const result = new Float32Array(SPLAT_ASSEMBLY_POINT_COUNT * 3);
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seeds.forEach((seed, index) => {
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result[index * 3] = seed.color.r;
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result[index * 3 + 1] = seed.color.g;
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result[index * 3 + 2] = seed.color.b;
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});
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return result;
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}, [seeds]);
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useEffect(() => {
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if (phaseRef.current !== phase) {
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phaseRef.current = phase;
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phaseStartedAtRef.current = performance.now();
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}
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}, [phase]);
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useEffect(() => {
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if (pointsRef.current) {
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pointsRef.current.raycast = () => null;
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}
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}, []);
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useFrame((state) => {
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const geometry = geometryRef.current;
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const material = materialRef.current;
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if (!geometry || !material) return;
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const elapsed = state.clock.getElapsedTime();
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const fadeElapsed =
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phaseRef.current === "fading"
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? Math.min((performance.now() - phaseStartedAtRef.current) / 850, 1)
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: 0;
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const baseOpacity =
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phaseRef.current === "loading"
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? 0.78
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: THREE.MathUtils.lerp(0.78, 0, fadeElapsed);
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material.opacity = baseOpacity;
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material.size = THREE.MathUtils.lerp(0.09, 0.02, fadeElapsed);
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seeds.forEach((seed, index) => {
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const stride = index * 3;
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const orbitAngle = elapsed * seed.orbitSpeed + seed.angle;
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const phaseMix =
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phaseRef.current === "loading"
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? 0.22 + 0.2 * Math.sin(elapsed * 0.65 + seed.angle)
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: THREE.MathUtils.lerp(0.72, 1.02, fadeElapsed);
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const orbitRadius =
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seed.orbitRadius *
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(phaseRef.current === "loading"
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? 0.95 + 0.08 * Math.sin(elapsed * 1.3 + seed.angle)
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: Math.max(0, 0.45 * (1 - fadeElapsed)));
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const verticalWave =
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Math.sin(elapsed * seed.drift + seed.angle * 1.4) *
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seed.verticalAmplitude *
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(phaseRef.current === "loading" ? 1 : 1 - fadeElapsed);
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positions[stride] =
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seed.target.x * phaseMix + Math.cos(orbitAngle) * orbitRadius;
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positions[stride + 1] =
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seed.target.y * phaseMix +
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verticalWave +
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Math.sin(orbitAngle * 0.7) * orbitRadius * 0.18;
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positions[stride + 2] =
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seed.target.z * phaseMix + Math.sin(orbitAngle) * orbitRadius;
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});
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geometry.attributes.position.needsUpdate = true;
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});
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return (
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<points frustumCulled={false} ref={pointsRef} renderOrder={2}>
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<bufferGeometry ref={geometryRef}>
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<bufferAttribute
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attach="attributes-position"
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args={[positions, 3]}
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/>
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<bufferAttribute
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attach="attributes-color"
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args={[colors, 3]}
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/>
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</bufferGeometry>
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<pointsMaterial
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blending={THREE.AdditiveBlending}
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depthWrite={false}
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ref={materialRef}
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size={0.09}
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sizeAttenuation
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transparent
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vertexColors
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/>
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</points>
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);
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}
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function WorldSplatLoadingOverlay({
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previewImageUrl,
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phase,
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}: {
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previewImageUrl?: string | null;
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phase: Exclude<SplatLoadingPhase, "hidden">;
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}) {
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const isFading = phase === "fading";
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return (
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<div
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className={cn(
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"pointer-events-none absolute inset-0 overflow-hidden transition-all duration-700",
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isFading ? "scale-[1.02] opacity-0 blur-[1px]" : "opacity-100"
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)}
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>
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{previewImageUrl ? (
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<img
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alt="世界预览"
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className="absolute inset-0 h-full w-full object-cover opacity-35 blur-[2px] saturate-[0.85]"
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src={previewImageUrl}
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/>
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) : null}
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<div className="absolute inset-0 bg-[radial-gradient(circle_at_top,_rgba(14,165,233,0.16),_rgba(1,1,1,0)_34%),linear-gradient(180deg,rgba(2,6,23,0.72)_0%,rgba(2,6,23,0.9)_100%)]" />
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<div className="absolute inset-0 bg-[linear-gradient(120deg,transparent_0%,rgba(255,255,255,0.05)_44%,transparent_58%)] [background-size:220%_100%] animate-[worldlabs-scan_3.6s_ease-in-out_infinite]" />
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<div className="absolute inset-0">
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{SPLAT_LOADING_PARTICLES.map((particle, index) => (
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<span
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className="absolute rounded-full bg-cyan-300/70 shadow-[0_0_24px_rgba(103,232,249,0.45)]"
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key={`${particle.x}-${particle.y}-${index}`}
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style={
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{
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left: `${particle.x}%`,
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top: `${particle.y}%`,
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width: `${particle.size}px`,
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height: `${particle.size}px`,
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"--worldlabs-dx": `${particle.dx}px`,
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"--worldlabs-dy": `${particle.dy}px`,
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animation: `worldlabs-particle ${particle.duration}s ease-in-out ${particle.delay}s infinite`,
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} as React.CSSProperties
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}
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/>
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))}
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</div>
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<div className="absolute inset-x-0 bottom-0 h-40 bg-[linear-gradient(180deg,rgba(2,6,23,0)_0%,rgba(2,6,23,0.88)_100%)]" />
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<div className="absolute inset-0 flex items-center justify-center p-6">
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<div className="w-full max-w-lg rounded-3xl border border-white/10 bg-black/35 px-6 py-5 text-center shadow-[0_24px_100px_rgba(0,0,0,0.45)] backdrop-blur-xl">
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<div className="mb-3 inline-flex h-14 w-14 items-center justify-center rounded-2xl border border-cyan-400/20 bg-cyan-400/10">
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<Sparkles className="h-6 w-6 text-cyan-200" />
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</div>
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<div className="space-y-2">
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<p className="text-lg font-semibold text-white">
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{isFading ? "正在显露 3D 世界细节" : "正在构建 3D 世界体积"}
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</p>
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<p className="mx-auto max-w-md text-sm leading-6 text-zinc-300">
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{isFading
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? "Gaussian Splat 已加载完成，正在把真实细节从过渡层中释放出来。"
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: "SPZ 会先以粗糙体积快速占位，再逐步补齐细节。先用粒子过渡能让加载观感更顺。"}
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</p>
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</div>
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<div className="mt-4 flex items-center justify-center gap-2 text-[11px] text-cyan-100/85">
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<Loader2 className="h-3.5 w-3.5 animate-spin" />
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<span>{isFading ? "即将完成" : "初始化 Splat 渲染器"}</span>
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</div>
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</div>
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</div>
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<style jsx>{`
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@keyframes worldlabs-particle {
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0% {
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opacity: 0;
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transform: translate3d(0, 0, 0) scale(0.4);
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}
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20% {
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opacity: 0.9;
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}
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55% {
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opacity: 0.8;
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transform: translate3d(var(--worldlabs-dx), var(--worldlabs-dy), 0) scale(1);
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}
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100% {
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opacity: 0;
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transform: translate3d(
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calc(var(--worldlabs-dx) * 1.45),
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calc(var(--worldlabs-dy) * 1.45),
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0
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)
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scale(1.35);
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}
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}
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@keyframes worldlabs-scan {
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0% {
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background-position: 115% 0;
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}
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100% {
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background-position: -15% 0;
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}
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}
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`}</style>
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</div>
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);
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}
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function createMovementState(): MovementState {
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return { ...EMPTY_MOVEMENT_STATE };
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}
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function DirectionPad({
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onCommandChange,
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}: {
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onCommandChange: (command: MovementCommand, active: boolean) => void;
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}) {
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const pressHandlers = (command: MovementCommand) => ({
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onMouseDown: () => onCommandChange(command, true),
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onMouseUp: () => onCommandChange(command, false),
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onMouseLeave: () => onCommandChange(command, false),
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onTouchStart: () => onCommandChange(command, true),
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onTouchEnd: () => onCommandChange(command, false),
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onTouchCancel: () => onCommandChange(command, false),
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});
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return (
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<div className="pointer-events-auto rounded-2xl border border-white/10 bg-black/55 p-2 shadow-2xl backdrop-blur-sm">
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<div className="mb-2 text-center text-[10px] text-zinc-400">方向移动</div>
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<div className="grid grid-cols-3 gap-2">
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<div />
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<button
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className="flex h-10 w-10 items-center justify-center rounded-xl border border-white/10 bg-white/5 text-zinc-100 transition hover:bg-white/10"
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type="button"
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{...pressHandlers("forward")}
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>
|
|
<ArrowUp className="h-4 w-4" />
|
|
</button>
|
|
<button
|
|
className="flex h-10 min-w-[3.25rem] items-center justify-center rounded-xl border border-white/10 bg-white/5 px-2 text-xs text-zinc-100 transition hover:bg-white/10"
|
|
type="button"
|
|
{...pressHandlers("up")}
|
|
>
|
|
上
|
|
</button>
|
|
|
|
<button
|
|
className="flex h-10 w-10 items-center justify-center rounded-xl border border-white/10 bg-white/5 text-zinc-100 transition hover:bg-white/10"
|
|
type="button"
|
|
{...pressHandlers("left")}
|
|
>
|
|
<ArrowLeft className="h-4 w-4" />
|
|
</button>
|
|
<div className="flex h-10 items-center justify-center rounded-xl border border-dashed border-white/10 bg-white/[0.03] px-2 text-[10px] text-zinc-500">
|
|
前后左右
|
|
</div>
|
|
<button
|
|
className="flex h-10 w-10 items-center justify-center rounded-xl border border-white/10 bg-white/5 text-zinc-100 transition hover:bg-white/10"
|
|
type="button"
|
|
{...pressHandlers("right")}
|
|
>
|
|
<ArrowRight className="h-4 w-4" />
|
|
</button>
|
|
|
|
<div />
|
|
<button
|
|
className="flex h-10 w-10 items-center justify-center rounded-xl border border-white/10 bg-white/5 text-zinc-100 transition hover:bg-white/10"
|
|
type="button"
|
|
{...pressHandlers("backward")}
|
|
>
|
|
<ArrowDown className="h-4 w-4" />
|
|
</button>
|
|
<button
|
|
className="flex h-10 min-w-[3.25rem] items-center justify-center rounded-xl border border-white/10 bg-white/5 px-2 text-xs text-zinc-100 transition hover:bg-white/10"
|
|
type="button"
|
|
{...pressHandlers("down")}
|
|
>
|
|
下
|
|
</button>
|
|
</div>
|
|
</div>
|
|
);
|
|
}
|
|
|
|
function CameraMovementControls({
|
|
enabled,
|
|
firstPerson,
|
|
virtualMovement,
|
|
orbitControlsRef,
|
|
}: {
|
|
enabled: boolean;
|
|
firstPerson: boolean;
|
|
virtualMovement: MovementState;
|
|
orbitControlsRef: React.MutableRefObject<any>;
|
|
}) {
|
|
const { camera } = useThree();
|
|
const pressedKeysRef = useRef<MovementState>(createMovementState());
|
|
const directionRef = useRef(new THREE.Vector3());
|
|
const rightRef = useRef(new THREE.Vector3());
|
|
const upRef = useRef(new THREE.Vector3());
|
|
const moveRef = useRef(new THREE.Vector3());
|
|
|
|
useEffect(() => {
|
|
if (!enabled) {
|
|
pressedKeysRef.current = createMovementState();
|
|
return;
|
|
}
|
|
|
|
const handleKeyDown = (event: KeyboardEvent) => {
|
|
const movement = KEY_TO_MOVEMENT[event.code];
|
|
if (!movement) return;
|
|
if (event.metaKey || event.ctrlKey || event.altKey) return;
|
|
if (isEditableKeyboardTarget(event.target)) {
|
|
pressedKeysRef.current = createMovementState();
|
|
return;
|
|
}
|
|
pressedKeysRef.current[movement] = true;
|
|
};
|
|
const handleKeyUp = (event: KeyboardEvent) => {
|
|
const movement = KEY_TO_MOVEMENT[event.code];
|
|
if (!movement) return;
|
|
if (isEditableKeyboardTarget(event.target)) {
|
|
pressedKeysRef.current = createMovementState();
|
|
return;
|
|
}
|
|
pressedKeysRef.current[movement] = false;
|
|
};
|
|
const handleFocusIn = (event: FocusEvent) => {
|
|
if (isEditableKeyboardTarget(event.target)) {
|
|
pressedKeysRef.current = createMovementState();
|
|
}
|
|
};
|
|
|
|
window.addEventListener("keydown", handleKeyDown);
|
|
window.addEventListener("keyup", handleKeyUp);
|
|
window.addEventListener("focusin", handleFocusIn);
|
|
|
|
return () => {
|
|
window.removeEventListener("keydown", handleKeyDown);
|
|
window.removeEventListener("keyup", handleKeyUp);
|
|
window.removeEventListener("focusin", handleFocusIn);
|
|
};
|
|
}, [enabled]);
|
|
|
|
useFrame((_, delta) => {
|
|
if (!enabled) return;
|
|
|
|
const pressed = pressedKeysRef.current;
|
|
const hasMovement =
|
|
Object.values(pressed).some(Boolean) || Object.values(virtualMovement).some(Boolean);
|
|
if (!hasMovement) return;
|
|
|
|
const moveSpeed = 3.8;
|
|
const distance = moveSpeed * delta;
|
|
|
|
camera.getWorldDirection(directionRef.current);
|
|
directionRef.current.setY(0).normalize();
|
|
rightRef.current.crossVectors(directionRef.current, camera.up).normalize();
|
|
upRef.current.copy(camera.up).normalize();
|
|
|
|
moveRef.current.set(0, 0, 0);
|
|
|
|
if (pressed.forward || virtualMovement.forward) {
|
|
moveRef.current.add(directionRef.current);
|
|
}
|
|
if (pressed.backward || virtualMovement.backward) {
|
|
moveRef.current.addScaledVector(directionRef.current, -1);
|
|
}
|
|
if (pressed.left || virtualMovement.left) {
|
|
moveRef.current.addScaledVector(rightRef.current, -1);
|
|
}
|
|
if (pressed.right || virtualMovement.right) {
|
|
moveRef.current.add(rightRef.current);
|
|
}
|
|
if (pressed.up || virtualMovement.up) {
|
|
moveRef.current.add(upRef.current);
|
|
}
|
|
if (pressed.down || virtualMovement.down) {
|
|
moveRef.current.addScaledVector(upRef.current, -1);
|
|
}
|
|
|
|
if (moveRef.current.lengthSq() === 0) return;
|
|
|
|
moveRef.current.normalize().multiplyScalar(distance);
|
|
camera.position.add(moveRef.current);
|
|
|
|
if (!firstPerson && orbitControlsRef.current?.target) {
|
|
orbitControlsRef.current.target.add(moveRef.current);
|
|
orbitControlsRef.current.update();
|
|
}
|
|
});
|
|
|
|
if (!enabled || !firstPerson) return null;
|
|
return <PointerLockControls makeDefault />;
|
|
}
|
|
|
|
function HotspotBillboard({
|
|
hotspot,
|
|
onSelect,
|
|
}: {
|
|
hotspot: World3DHotspot;
|
|
onSelect?: (hotspotId: string) => void;
|
|
}) {
|
|
return (
|
|
<group position={[hotspot.position.x, hotspot.position.y, hotspot.position.z]}>
|
|
<mesh
|
|
onClick={(event) => {
|
|
event.stopPropagation();
|
|
onSelect?.(hotspot.id);
|
|
}}
|
|
>
|
|
<sphereGeometry args={[0.07, 24, 24]} />
|
|
<meshStandardMaterial color="#facc15" emissive="#ca8a04" emissiveIntensity={0.8} />
|
|
</mesh>
|
|
<Html center distanceFactor={8} position={[0, 0.14, 0]}>
|
|
<div className="rounded-full border border-yellow-400/30 bg-black/70 px-2 py-1 text-[10px] font-medium text-yellow-200 shadow-lg backdrop-blur-sm">
|
|
{hotspot.label}
|
|
</div>
|
|
</Html>
|
|
</group>
|
|
);
|
|
}
|
|
|
|
function WorldSplatScene({
|
|
splatUrl,
|
|
assemblyPhase = "loading",
|
|
firstPerson = false,
|
|
hotspots = [],
|
|
interactionMode = "navigate",
|
|
onPick,
|
|
onHotspotSelect,
|
|
semanticsMetadata,
|
|
onLoadStateChange,
|
|
}: {
|
|
splatUrl: string;
|
|
assemblyPhase?: SplatLoadingPhase;
|
|
firstPerson?: boolean;
|
|
hotspots?: World3DHotspot[];
|
|
interactionMode?: "navigate" | "hotspot";
|
|
onPick?: (pick: World3DPickResult) => void;
|
|
onHotspotSelect?: (hotspotId: string) => void;
|
|
semanticsMetadata?: Record<string, unknown> | null;
|
|
onLoadStateChange?: (state: "ready" | "error") => void;
|
|
}) {
|
|
const renderer = useThree((state) => state.gl);
|
|
const orbitControlsRef = useRef<any>(null);
|
|
const [virtualMovement, setVirtualMovement] =
|
|
useState<MovementState>(createMovementState);
|
|
const semanticFacts = useMemo(
|
|
() => getSemanticFacts(semanticsMetadata),
|
|
[semanticsMetadata]
|
|
);
|
|
const sparkRenderer = useMemo(
|
|
() =>
|
|
new SparkRenderer({
|
|
renderer,
|
|
blurAmount: 0.2,
|
|
maxStdDev: Math.sqrt(7),
|
|
}),
|
|
[renderer]
|
|
);
|
|
const splatMesh = useMemo(() => new SparkSplatMesh({ url: splatUrl }), [splatUrl]);
|
|
|
|
useEffect(() => {
|
|
sparkRenderer.frustumCulled = false;
|
|
sparkRenderer.renderOrder = 10;
|
|
return () => {
|
|
sparkRenderer.removeFromParent();
|
|
};
|
|
}, [sparkRenderer]);
|
|
|
|
useEffect(() => {
|
|
splatMesh.frustumCulled = false;
|
|
splatMesh.rotation.x = Math.PI;
|
|
let cancelled = false;
|
|
splatMesh.initialized
|
|
.then(() => {
|
|
if (!cancelled) onLoadStateChange?.("ready");
|
|
})
|
|
.catch(() => {
|
|
if (!cancelled) onLoadStateChange?.("error");
|
|
});
|
|
return () => {
|
|
cancelled = true;
|
|
splatMesh.dispose();
|
|
};
|
|
}, [onLoadStateChange, splatMesh]);
|
|
|
|
useFrame(() => {
|
|
sparkRenderer.needsUpdate = true;
|
|
});
|
|
|
|
const groundPlaneOffset =
|
|
typeof semanticsMetadata?.ground_plane_offset === "number"
|
|
? -semanticsMetadata.ground_plane_offset
|
|
: null;
|
|
|
|
const handleDirectionChange = (command: MovementCommand, active: boolean) => {
|
|
setVirtualMovement((prev) => {
|
|
if (prev[command] === active) return prev;
|
|
return {
|
|
...prev,
|
|
[command]: active,
|
|
};
|
|
});
|
|
};
|
|
|
|
const handlePointerDown = (event: ThreeEvent<PointerEvent>) => {
|
|
if (interactionMode !== "hotspot") return;
|
|
event.stopPropagation();
|
|
onPick?.({
|
|
point: [event.point.x, event.point.y, event.point.z],
|
|
});
|
|
};
|
|
|
|
return (
|
|
<>
|
|
<color args={["#020617"]} attach="background" />
|
|
<fog attach="fog" args={["#020617", 10, 45]} />
|
|
<ambientLight intensity={1.6} />
|
|
<directionalLight intensity={1.25} position={[6, 10, 4]} />
|
|
{groundPlaneOffset !== null ? (
|
|
<gridHelper
|
|
args={[18, 18, "#334155", "#0f172a"]}
|
|
position={[0, groundPlaneOffset, 0]}
|
|
/>
|
|
) : null}
|
|
{assemblyPhase !== "hidden" ? (
|
|
<SplatAssemblyCloud phase={assemblyPhase} />
|
|
) : null}
|
|
<Suspense fallback={null}>
|
|
<primitive object={sparkRenderer}>
|
|
<primitive object={splatMesh} onPointerDown={handlePointerDown} />
|
|
</primitive>
|
|
</Suspense>
|
|
{hotspots.map((hotspot) => (
|
|
<HotspotBillboard
|
|
hotspot={hotspot}
|
|
key={hotspot.id}
|
|
onSelect={onHotspotSelect}
|
|
/>
|
|
))}
|
|
<CameraMovementControls
|
|
enabled={interactionMode === "navigate"}
|
|
firstPerson={firstPerson}
|
|
orbitControlsRef={orbitControlsRef}
|
|
virtualMovement={virtualMovement}
|
|
/>
|
|
{!firstPerson ? (
|
|
<OrbitControls
|
|
autoRotate={false}
|
|
enablePan
|
|
enableRotate
|
|
enableZoom
|
|
makeDefault
|
|
maxDistance={16}
|
|
minDistance={0.5}
|
|
ref={orbitControlsRef}
|
|
/>
|
|
) : (
|
|
<OrbitControls
|
|
enablePan={false}
|
|
enableRotate={false}
|
|
enableZoom={false}
|
|
ref={orbitControlsRef}
|
|
/>
|
|
)}
|
|
<Html className="pointer-events-none" fullscreen>
|
|
<div className="flex h-full w-full flex-col justify-between p-4">
|
|
<div className="flex items-start justify-between">
|
|
<div className="flex gap-2">
|
|
<Badge className="border-cyan-500/30 bg-cyan-500/10 text-cyan-200" variant="outline">
|
|
SPZ
|
|
</Badge>
|
|
{semanticFacts.map((fact) => (
|
|
<Badge
|
|
className="border-white/10 bg-black/50 text-zinc-200"
|
|
key={fact.label}
|
|
variant="outline"
|
|
>
|
|
{fact.label} {fact.value}
|
|
</Badge>
|
|
))}
|
|
</div>
|
|
{interactionMode === "hotspot" ? (
|
|
<div className="rounded-full border border-yellow-400/30 bg-black/65 px-3 py-1 text-[11px] text-yellow-100">
|
|
点击场景放置热点
|
|
</div>
|
|
) : null}
|
|
</div>
|
|
<div className="flex items-end justify-between">
|
|
<div className="rounded-2xl border border-white/10 bg-black/55 px-3 py-2 text-[11px] text-zinc-300 backdrop-blur-sm">
|
|
{firstPerson
|
|
? "方向键 / WASD 前后左右 · Q/E 或 PgUp/PgDn 上下 · 鼠标观察 · Esc 退出"
|
|
: "拖拽旋转 · 滚轮缩放 · 方向键 / 按钮可做六向移动"}
|
|
</div>
|
|
<div className="flex items-end gap-3">
|
|
{interactionMode === "navigate" ? (
|
|
<DirectionPad onCommandChange={handleDirectionChange} />
|
|
) : null}
|
|
{(firstPerson || interactionMode === "hotspot") && (
|
|
<div className="flex h-12 w-12 items-center justify-center rounded-full border border-white/10 bg-black/55 text-zinc-100 shadow-xl backdrop-blur-sm">
|
|
<Crosshair className="h-5 w-5" />
|
|
</div>
|
|
)}
|
|
</div>
|
|
</div>
|
|
</div>
|
|
</Html>
|
|
</>
|
|
);
|
|
}
|
|
|
|
function WorldSplatViewer({
|
|
splatUrl,
|
|
previewImageUrl,
|
|
firstPerson,
|
|
hotspots,
|
|
interactionMode,
|
|
onPick,
|
|
onHotspotSelect,
|
|
semanticsMetadata,
|
|
}: {
|
|
splatUrl?: string | null;
|
|
previewImageUrl?: string | null;
|
|
firstPerson?: boolean;
|
|
hotspots?: World3DHotspot[];
|
|
interactionMode?: "navigate" | "hotspot";
|
|
onPick?: (pick: World3DPickResult) => void;
|
|
onHotspotSelect?: (hotspotId: string) => void;
|
|
semanticsMetadata?: Record<string, unknown> | null;
|
|
}) {
|
|
const [loadState, setLoadState] = useState<"loading" | "ready" | "error">("loading");
|
|
const [overlayPhase, setOverlayPhase] = useState<SplatLoadingPhase>("loading");
|
|
|
|
useEffect(() => {
|
|
setLoadState("loading");
|
|
setOverlayPhase("loading");
|
|
}, [splatUrl]);
|
|
|
|
useEffect(() => {
|
|
if (loadState === "ready") {
|
|
setOverlayPhase("fading");
|
|
const timer = window.setTimeout(() => {
|
|
setOverlayPhase("hidden");
|
|
}, 720);
|
|
return () => window.clearTimeout(timer);
|
|
}
|
|
|
|
if (loadState === "loading") {
|
|
setOverlayPhase("loading");
|
|
}
|
|
|
|
if (loadState === "error") {
|
|
setOverlayPhase("hidden");
|
|
}
|
|
}, [loadState]);
|
|
|
|
if (!splatUrl) {
|
|
return (
|
|
<WorldEmptyState
|
|
description="当前结果没有返回可用的 SPZ 世界资产。"
|
|
icon={Sparkles}
|
|
previewImageUrl={previewImageUrl}
|
|
title="准备加载 Splat 世界"
|
|
/>
|
|
);
|
|
}
|
|
|
|
if (loadState === "error") {
|
|
return (
|
|
<WorldEmptyState
|
|
description="SPZ 资源暂时无法加载，可以切换到 World、图像或 Mesh 视图继续查看。"
|
|
icon={AlertCircle}
|
|
previewImageUrl={previewImageUrl}
|
|
title="Splat 视图加载失败"
|
|
/>
|
|
);
|
|
}
|
|
|
|
return (
|
|
<div className="relative h-full w-full">
|
|
<Canvas
|
|
camera={{ position: [0, 1.6, 4], fov: 55 }}
|
|
className="h-full w-full bg-[radial-gradient(circle_at_top,_rgba(15,23,42,0.95),_rgba(1,1,1,1)_68%)]"
|
|
frameloop="always"
|
|
gl={{ antialias: false }}
|
|
>
|
|
<WorldSplatScene
|
|
assemblyPhase={overlayPhase}
|
|
firstPerson={firstPerson}
|
|
hotspots={hotspots}
|
|
interactionMode={interactionMode}
|
|
onHotspotSelect={onHotspotSelect}
|
|
onLoadStateChange={setLoadState}
|
|
onPick={onPick}
|
|
semanticsMetadata={semanticsMetadata}
|
|
splatUrl={splatUrl}
|
|
/>
|
|
</Canvas>
|
|
{overlayPhase !== "hidden" ? (
|
|
<WorldSplatLoadingOverlay phase={overlayPhase} previewImageUrl={previewImageUrl} />
|
|
) : null}
|
|
</div>
|
|
);
|
|
}
|
|
|
|
export function World3DViewer({
|
|
mode,
|
|
worldUrl,
|
|
imageUrl,
|
|
meshUrl,
|
|
splatUrl,
|
|
previewImageUrl,
|
|
emptyStateTitle = "准备生成 3D 世界",
|
|
meshSettings,
|
|
meshLayerVisibility,
|
|
onMeshLayersChange,
|
|
onMeshStatsChange,
|
|
firstPerson = false,
|
|
hotspots = [],
|
|
interactionMode = "navigate",
|
|
onPick,
|
|
onHotspotSelect,
|
|
semanticsMetadata,
|
|
className,
|
|
}: World3DViewerProps) {
|
|
const resolvedImageUrl = String(imageUrl || previewImageUrl || "").trim() || null;
|
|
|
|
if (mode === "mesh") {
|
|
return (
|
|
<div className={cn("h-full w-full", className)}>
|
|
<Model3DViewer
|
|
emptyStateTitle={emptyStateTitle}
|
|
layerVisibility={meshLayerVisibility}
|
|
modelUrl={meshUrl}
|
|
onLayersChange={onMeshLayersChange}
|
|
onStatsChange={onMeshStatsChange}
|
|
previewImageUrl={previewImageUrl}
|
|
settings={meshSettings || DEFAULT_MESH_SETTINGS}
|
|
/>
|
|
</div>
|
|
);
|
|
}
|
|
|
|
if (mode === "world") {
|
|
return (
|
|
<div className={cn("h-full w-full overflow-hidden bg-zinc-950", className)}>
|
|
{worldUrl ? (
|
|
<iframe
|
|
allow="accelerometer; autoplay; clipboard-read; clipboard-write; fullscreen; gyroscope; xr-spatial-tracking"
|
|
allowFullScreen
|
|
className="h-full w-full border-0"
|
|
referrerPolicy="no-referrer-when-downgrade"
|
|
src={worldUrl}
|
|
title="World Labs 世界预览"
|
|
/>
|
|
) : (
|
|
<WorldEmptyState
|
|
description="当前结果还没有可嵌入的 World 页面链接，可以先切换到 Splat、图像或 Mesh 视图。"
|
|
icon={Globe}
|
|
previewImageUrl={previewImageUrl}
|
|
title={emptyStateTitle}
|
|
/>
|
|
)}
|
|
</div>
|
|
);
|
|
}
|
|
|
|
if (mode === "image") {
|
|
return (
|
|
<div
|
|
className={cn(
|
|
"flex h-full w-full items-center justify-center overflow-hidden bg-[radial-gradient(circle_at_top,_rgba(39,39,42,0.95),_rgba(2,6,23,1)_68%)] p-6",
|
|
className
|
|
)}
|
|
>
|
|
{resolvedImageUrl ? (
|
|
<img
|
|
alt="世界图像预览"
|
|
className="max-h-full w-full rounded-2xl object-contain shadow-[0_30px_80px_rgba(0,0,0,0.45)]"
|
|
src={resolvedImageUrl}
|
|
/>
|
|
) : (
|
|
<WorldEmptyState
|
|
description="当前结果还没有可用的图像资产，可以先切换到 Splat 或 Mesh 视图。"
|
|
icon={ImageIcon}
|
|
previewImageUrl={previewImageUrl}
|
|
title={emptyStateTitle}
|
|
/>
|
|
)}
|
|
</div>
|
|
);
|
|
}
|
|
|
|
return (
|
|
<div className={cn("h-full w-full", className)}>
|
|
<WorldSplatViewer
|
|
firstPerson={firstPerson}
|
|
hotspots={hotspots}
|
|
interactionMode={interactionMode}
|
|
onHotspotSelect={onHotspotSelect}
|
|
onPick={onPick}
|
|
previewImageUrl={previewImageUrl}
|
|
semanticsMetadata={semanticsMetadata}
|
|
splatUrl={splatUrl}
|
|
/>
|
|
</div>
|
|
);
|
|
}
|