704 lines
26 KiB
TypeScript
704 lines
26 KiB
TypeScript
"use client";
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import { directorPoses, type DirectorPoseName } from "@/lib/video-canvas/director-poses";
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import { useEffect, useRef, useState } from "react";
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import { Camera, Plus, Upload, X, Trash2 } from "lucide-react";
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import { toast } from "sonner";
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import { DirectorViewport, type DirectorViewportHandle } from "./DirectorViewport";
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import {
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readDirectorScene,
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directorRatios,
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directorImageSize,
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type DirectorScene,
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type DirectorSnapshot,
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type DirectorObject,
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type DirectorVector,
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} from "@/lib/video-canvas/director-scene";
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import { DirectorMotionPanel } from "./DirectorMotionPanel";
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import {
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sampleDirectorMotion,
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mergeDirectorCameraPose,
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type DirectorMotion,
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} from "@/lib/video-canvas/director-motion";
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async function upload(file: File) {
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const form = new FormData();
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form.append("file", file);
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form.append(
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"purpose",
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file.type.startsWith("video/") ? "canvas-video-process" : "director-studio",
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);
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const response = await fetch(
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/\.glb$/i.test(file.name) ? "/api/canvas/director/upload-model" : "/api/files/upload",
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{
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method: "POST",
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body: form,
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signal: AbortSignal.timeout(120000),
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},
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);
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const result = await response.json();
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const url = result.url || result.data?.url;
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if (!response.ok || !url) throw Error(result.error || "上传失败");
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return String(url);
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}
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export function DirectorStudioDialog({
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initialScene,
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onChange,
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onClose,
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onSend,
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onSendMotion,
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onSendVideo,
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}: {
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initialScene: unknown;
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onChange: (scene: DirectorScene) => void;
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onClose: () => void;
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onSend: (snapshots: DirectorSnapshot[]) => void;
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onSendMotion: (snapshot: DirectorSnapshot, motion: DirectorMotion) => void;
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onSendVideo: (video: { url: string; width: number; height: number; duration: number }) => void;
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}) {
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const [scene, setScene] = useState(() => readDirectorScene(initialScene));
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const current = useRef(scene);
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current.current = scene;
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const commit = (next: DirectorScene) => {
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current.current = next;
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setScene(next);
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onChange(next);
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};
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const [objectSearch, setObjectSearch] = useState("");
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const [selected, setSelected] = useState(scene.objects[0]?.id || "");
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const [mode, setMode] = useState<"translate" | "rotate" | "scale">("translate");
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const [cameraView, setCameraView] = useState(false);
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const [busy, setBusy] = useState(false);
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const viewport = useRef<DirectorViewportHandle>(null);
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const [previewTime, setPreviewTime] = useState<number | null>(null);
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const [exportProgress, setExportProgress] = useState<number | null>(null);
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const recording = useRef<AbortController | null>(null);
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useEffect(() => () => recording.current?.abort(), []);
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const [exportedVideo, setExportedVideo] = useState<{
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blob: Blob;
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url: string;
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width: number;
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height: number;
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duration: number;
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} | null>(null);
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useEffect(
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() => () => {
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if (exportedVideo) URL.revokeObjectURL(exportedVideo.url);
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},
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[exportedVideo],
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);
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const exportMotion = async () => {
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if (busy) return;
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setBusy(true);
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setExportProgress(0);
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const controller = new AbortController();
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recording.current = controller;
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try {
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const motion = current.current.motion;
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const dimensions = directorImageSize(current.current.ratio);
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const blob = await viewport.current!.record(controller.signal, setExportProgress);
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setExportedVideo({
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blob,
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url: URL.createObjectURL(blob),
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...dimensions,
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duration: motion.duration,
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});
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toast.success("真实运镜视频已导出，可下载或发送到画布");
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} catch (e) {
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toast.error(e instanceof Error ? e.message : "轨迹导出失败");
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} finally {
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recording.current = null;
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setBusy(false);
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setExportProgress(null);
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}
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};
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const sendMotion = async () => {
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if (busy) return;
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setBusy(true);
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try {
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const motion = current.current.motion;
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const pose = sampleDirectorMotion(motion, 0);
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if (!pose || motion.keyframes.length < 2) throw Error("至少需要两个关键帧");
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const image = await viewport.current!.capture(pose);
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const url = await upload(
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new File([image.blob], `director-motion-${Date.now()}.png`, {
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type: "image/png",
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}),
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);
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const snapshot = {
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id: crypto.randomUUID(),
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title: "运镜首帧",
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url,
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width: image.width,
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height: image.height,
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cameraId: current.current.activeCameraId,
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};
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commit({
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...current.current,
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snapshots: [...current.current.snapshots, snapshot],
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});
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onSendMotion(snapshot, motion);
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toast.success("首帧和运镜描述已发送，请在视频节点选择模型");
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} catch (e) {
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toast.error(e instanceof Error ? e.message : "发送失败");
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} finally {
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setBusy(false);
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}
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};
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const fileInput = useRef<HTMLInputElement>(null);
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const camera = scene.cameras.find((c) => c.id === scene.activeCameraId) || scene.cameras[0];
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const object = scene.objects.find((o) => o.id === selected);
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const patchObject = (id: string, patch: Partial<DirectorObject>) =>
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commit({
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...current.current,
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objects: current.current.objects.map((o) => (o.id === id ? { ...o, ...patch } : o)),
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});
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const patchCamera = (patch: Partial<typeof camera>) =>
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commit({
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...current.current,
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cameras: current.current.cameras.map((c) =>
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c.id === current.current.activeCameraId ? mergeDirectorCameraPose(c, patch) : c,
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),
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});
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const addObject = (kind: DirectorObject["kind"], name: string, url?: string) => {
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const id = crypto.randomUUID();
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commit({
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...current.current,
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objects: [
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...current.current.objects,
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{
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id,
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kind,
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name,
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url,
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position: [current.current.objects.length * 1.2, 0.5, 0],
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rotation: [0, 0, 0],
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scale: [1, 1, 1],
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},
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],
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});
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setSelected(id);
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};
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const screenshot = async () => {
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if (busy) return;
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setBusy(true);
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try {
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const image = await viewport.current!.capture();
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const url = await upload(
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new File([image.blob], `director-${Date.now()}.png`, {
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type: "image/png",
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}),
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);
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const active = current.current.cameras.find((c) => c.id === current.current.activeCameraId)!;
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const snapshot = {
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id: crypto.randomUUID(),
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title: `${active.name}-截图${current.current.snapshots.length + 1}`,
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url,
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width: image.width,
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height: image.height,
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cameraId: active.id,
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};
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commit({
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...current.current,
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snapshots: [...current.current.snapshots, snapshot],
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});
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toast.success("真实机位截图已保存");
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} catch (e) {
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toast.error(e instanceof Error ? e.message : "截图失败");
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} finally {
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setBusy(false);
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}
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};
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const field = "w-full rounded bg-white/10 px-2 py-1.5 text-sm outline-none";
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const button =
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"whitespace-nowrap rounded-lg border border-white/10 px-2 py-2 text-sm hover:bg-white/10 disabled:opacity-40";
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return (
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<div
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role="dialog"
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aria-label="3D导演台"
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data-canvas-overlay="true"
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className="fixed inset-0 z-[600] flex flex-col bg-[#141414] text-white"
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onPointerDown={(e) => e.stopPropagation()}
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>
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<header className="flex h-16 shrink-0 items-center justify-between border-b border-white/10 px-5">
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<strong>3D导演台</strong>
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<div className="flex gap-2">
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<button
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className={button}
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aria-pressed={!cameraView}
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disabled={busy}
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onClick={() => setCameraView(false)}
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>
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导演视角
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</button>
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<button
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className={button}
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aria-pressed={cameraView}
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disabled={busy}
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onClick={() => setCameraView(true)}
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>
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机位视角
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</button>
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</div>
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<button
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aria-label="关闭导演台"
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className={button}
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onClick={() => {
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recording.current?.abort();
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onClose();
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}}
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>
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<X size={18} />
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</button>
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</header>
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<div className="grid min-h-0 flex-1 grid-cols-[210px_minmax(0,1fr)_260px]">
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<aside inert={busy} className="overflow-y-auto border-r border-white/10 p-4">
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<div className="mb-3 text-sm text-white/60">场景对象</div>
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<input
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aria-label="搜索场景对象"
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className={`${field} mb-3`}
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placeholder="搜索场景对象"
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value={objectSearch}
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onChange={(e) => setObjectSearch(e.target.value)}
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/>
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<div className="space-y-2">
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{scene.objects
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.filter((o) => o.name.toLowerCase().includes(objectSearch.trim().toLowerCase()))
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.map((o) => (
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<button
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className={`${button} w-full text-left ${selected === o.id ? "bg-white/15" : ""}`}
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key={o.id}
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onClick={() => setSelected(o.id)}
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>
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{o.name}
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</button>
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))}
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</div>
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<div className="mt-5 flex flex-col gap-2">
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<button className={button} onClick={() => addObject("actor", "基础人偶")}>
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添加人偶
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</button>
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<button className={button} onClick={() => addObject("box", "立方体")}>
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添加立方体
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</button>
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<button className={button} onClick={() => addObject("sphere", "球体")}>
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添加球体
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</button>
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<button className={button} disabled={busy} onClick={() => fileInput.current?.click()}>
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<Upload size={14} className="mr-2 inline" />
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上传 GLB 模型
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</button>
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<button className={button} disabled title="尚未接入图片识别与场景重建">
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AI 识图导入（未接通）
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</button>
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</div>
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<p className="mt-4 text-xs leading-5 text-white/45">
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左键旋转视角，右键平移，滚轮缩放。选择对象后使用变换轴调整。
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</p>
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</aside>
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<main
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inert={busy}
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className="relative flex min-h-0 items-center justify-center overflow-hidden bg-[#080808]"
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>
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<div
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className="h-full max-h-full w-full"
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style={{ aspectRatio: scene.ratio.replace(":", " / ") }}
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>
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<DirectorViewport
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ref={viewport}
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scene={scene}
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selected={selected}
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mode={mode}
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cameraView={cameraView}
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previewTime={previewTime}
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locked={busy}
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onTransform={patchObject}
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onCamera={(position, target) => patchCamera({ position, target })}
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/>
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</div>
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<div className="absolute bottom-4 left-1/2 flex -translate-x-1/2 gap-1 rounded-xl bg-black/75 p-2">
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{(["translate", "rotate", "scale"] as const).map((m, i) => (
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<button
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key={m}
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className={`${button} ${mode === m ? "bg-white/20" : ""}`}
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onClick={() => setMode(m)}
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>
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{["移动", "旋转", "缩放"][i]}
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</button>
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))}
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<button className={button} disabled={busy} onClick={screenshot}>
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<Camera className="mr-1 inline" size={16} />
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{busy ? "处理中..." : "截图"}
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</button>
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</div>
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</main>
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<aside className="space-y-4 overflow-y-auto border-l border-white/10 p-4">
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<fieldset disabled={busy || previewTime !== null} className="space-y-4">
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<label className="block text-sm">
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机位
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<select
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aria-label="机位"
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className={`${field} mt-2`}
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value={scene.activeCameraId}
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onChange={(e) => commit({ ...current.current, activeCameraId: e.target.value })}
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>
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{scene.cameras.map((c) => (
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<option key={c.id} value={c.id}>
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{c.name}
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</option>
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))}
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</select>
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</label>
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<div className="flex flex-wrap gap-1">
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{[
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["正面", [0, 2, 7]],
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["侧面", [7, 2, 0]],
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["俯视", [0, 8, 0.1]],
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["正面特写", [0, 1.7, 2]],
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["正面全景", [0, 2, 10]],
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["侧面近景", [2, 1.5, 0]],
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["背面", [0, 2, -7]],
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["45°俯拍", [4, 6, 4]],
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["低机位", [0, 0.3, 4]],
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["左过肩", [-1, 1.8, -2]],
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["右过肩", [1, 1.8, -2]],
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["鸟瞰", [0, 14, 0.1]],
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].map(([name, position]) => (
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<button
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className={button}
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key={String(name)}
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onClick={() => {
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const id = crypto.randomUUID();
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commit({
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...current.current,
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activeCameraId: id,
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cameras: [
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...current.current.cameras,
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{
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id,
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name: `${name}机位${current.current.cameras.length + 1}`,
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position: position as DirectorVector,
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target: [0, 1, 0],
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fov: 50,
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},
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],
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});
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}}
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>
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<Plus size={12} className="inline" />
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{String(name)}
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</button>
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))}
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</div>
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<label className="block text-sm">
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视角 FOV
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<input
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aria-label="视角 FOV"
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className={`${field} mt-2`}
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type="number"
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min={15}
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max={90}
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value={Number(camera.fov.toFixed(2))}
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onChange={(e) => {
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const n = Number(e.target.value);
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if (n >= 15 && n <= 90) patchCamera({ fov: n });
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}}
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/>
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</label>
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<label className="block text-sm">
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截图比例
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<select
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aria-label="截图比例"
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className={`${field} mt-2`}
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value={scene.ratio}
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onChange={(e) => commit({ ...current.current, ratio: e.target.value })}
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>
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{directorRatios.map((r) => (
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<option key={r}>{r}</option>
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))}
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</select>
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</label>
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{(["position", "target"] as const).map((key, j) => (
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<label className="block text-xs" key={key}>
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{j === 0 ? "相机位置" : "相机注视点"}
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<div className="mt-1 grid grid-cols-3 gap-1">
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{camera[key].map((n, i) => (
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<input
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key={i}
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aria-label={`相机-${key}-${"XYZ"[i]}`}
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className={field}
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type="number"
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step="0.1"
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value={Number(n.toFixed(2))}
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onChange={(e) => {
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const n = Number(e.target.value);
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if (!Number.isFinite(n) || Math.abs(n) > 10000) return;
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const values = [...camera[key]] as DirectorVector;
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values[i] = n;
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patchCamera({ [key]: values });
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}}
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/>
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))}
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</div>
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</label>
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))}
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{object ? (
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<section className="space-y-2 border-t border-white/10 pt-3">
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<div className="flex items-center justify-between text-sm">
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<input
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aria-label="对象名称"
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className={field}
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value={object.name}
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maxLength={80}
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onChange={(e) => patchObject(object.id, { name: e.target.value })}
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/>
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<button
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aria-label="删除所选场景对象"
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onClick={() => {
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commit({
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...current.current,
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objects: current.current.objects.filter((o) => o.id !== object.id),
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});
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setSelected("");
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}}
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>
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<Trash2 size={14} />
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</button>
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</div>
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<div className="flex flex-wrap gap-3 text-xs">
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<label>
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<input
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type="checkbox"
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checked={object.visible !== false}
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onChange={(e) => patchObject(object.id, { visible: e.target.checked })}
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/>{" "}
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显示
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</label>
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<label>
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<input
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type="checkbox"
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checked={object.locked === true}
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onChange={(e) => patchObject(object.id, { locked: e.target.checked })}
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/>{" "}
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锁定变换轴
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</label>
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{object.kind !== "model" && (
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<label>
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颜色{" "}
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<input
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aria-label="对象颜色"
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type="color"
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value={object.color || (object.kind === "actor" ? "#687bb0" : "#c3664c")}
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onChange={(e) => patchObject(object.id, { color: e.target.value })}
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/>
|
||
</label>
|
||
)}
|
||
</div>
|
||
{object.kind === "actor" && (
|
||
<label className="block text-xs">
|
||
人偶姿势
|
||
<select
|
||
aria-label="人偶姿势"
|
||
className={`${field} mt-1`}
|
||
value={object.pose || "站立"}
|
||
onChange={(e) =>
|
||
patchObject(object.id, { pose: e.target.value as DirectorPoseName })
|
||
}
|
||
>
|
||
{Object.keys(directorPoses).map((name) => (
|
||
<option key={name}>{name}</option>
|
||
))}
|
||
</select>
|
||
</label>
|
||
)}
|
||
<button
|
||
className={button}
|
||
onClick={() => {
|
||
const copy = {
|
||
...object,
|
||
id: crypto.randomUUID(),
|
||
name: `${object.name} 副本`,
|
||
position: [
|
||
object.position[0] + 1,
|
||
...object.position.slice(1),
|
||
] as DirectorVector,
|
||
};
|
||
commit({ ...current.current, objects: [...current.current.objects, copy] });
|
||
setSelected(copy.id);
|
||
}}
|
||
>
|
||
复制对象
|
||
</button>
|
||
<button
|
||
className={button}
|
||
onClick={() =>
|
||
patchCamera({
|
||
target: [object.position[0], object.position[1] + 1, object.position[2]],
|
||
})
|
||
}
|
||
>
|
||
相机对准所选对象
|
||
</button>
|
||
<label className="block text-xs">
|
||
等比缩放
|
||
<input
|
||
aria-label="等比缩放"
|
||
className={`${field} mt-1`}
|
||
type="number"
|
||
step="0.1"
|
||
min="0.01"
|
||
value={Number(object.scale[0].toFixed(2))}
|
||
onChange={(e) => {
|
||
const n = Number(e.target.value);
|
||
if (n > 0 && Number.isFinite(n))
|
||
patchObject(object.id, {
|
||
scale: object.scale.map(
|
||
(v) => (v * n) / object.scale[0],
|
||
) as DirectorVector,
|
||
});
|
||
}}
|
||
/>
|
||
</label>
|
||
{(["position", "rotation", "scale"] as const).map((key, j) => (
|
||
<div key={key}>
|
||
<div className="mb-1 text-xs text-white/50">
|
||
{["位置", "旋转（度）", "缩放"][j]}
|
||
</div>
|
||
<div className="grid grid-cols-3 gap-1">
|
||
{object[key].map((v, i) => (
|
||
<input
|
||
key={i}
|
||
aria-label={`${object.name}-${key}-${"XYZ"[i]}`}
|
||
className={field}
|
||
type="number"
|
||
step="0.1"
|
||
value={Number((key === "rotation" ? (v * 180) / Math.PI : v).toFixed(2))}
|
||
onChange={(e) => {
|
||
const n = Number(e.target.value);
|
||
if (!Number.isFinite(n) || (key === "scale" && n <= 0)) return;
|
||
const values = [...object[key]] as DirectorVector;
|
||
values[i] = key === "rotation" ? (n * Math.PI) / 180 : n;
|
||
patchObject(object.id, { [key]: values });
|
||
}}
|
||
/>
|
||
))}
|
||
</div>
|
||
</div>
|
||
))}
|
||
</section>
|
||
) : null}
|
||
</fieldset>
|
||
{exportedVideo ? (
|
||
<section className="space-y-2 border-t border-white/10 pt-3" aria-label="运镜导出结果">
|
||
<video
|
||
controls
|
||
src={exportedVideo.url}
|
||
className="w-full"
|
||
aria-label="真实运镜导出预览"
|
||
/>
|
||
<a
|
||
className={button}
|
||
href={exportedVideo.url}
|
||
download={`director-motion.${exportedVideo.blob.type.includes("mp4") ? "mp4" : "webm"}`}
|
||
>
|
||
下载运镜视频
|
||
</a>
|
||
<button
|
||
disabled={busy}
|
||
className={`${button} w-full`}
|
||
onClick={async () => {
|
||
setBusy(true);
|
||
try {
|
||
const ext = exportedVideo.blob.type.includes("mp4") ? "mp4" : "webm";
|
||
const url = await upload(
|
||
new File([exportedVideo.blob], `director-motion-${Date.now()}.${ext}`, {
|
||
type: exportedVideo.blob.type.split(";")[0],
|
||
}),
|
||
);
|
||
onSendVideo({ ...exportedVideo, url });
|
||
toast.success("运镜视频已发送到画布");
|
||
} catch (e) {
|
||
toast.error(e instanceof Error ? e.message : "上传失败");
|
||
} finally {
|
||
setBusy(false);
|
||
}
|
||
}}
|
||
>
|
||
发送真实运镜视频到画布
|
||
</button>
|
||
</section>
|
||
) : null}
|
||
<section className="space-y-2 border-t border-white/10 pt-3">
|
||
<div className="text-sm">机位截图（{scene.snapshots.length}）</div>
|
||
{scene.snapshots.map((s) => (
|
||
<div key={s.id} className="rounded-lg border border-white/10 p-2">
|
||
<img src={s.url} alt={s.title} className="w-full rounded" />
|
||
<div className="mt-1 truncate text-xs">
|
||
{s.title} · {s.width}×{s.height}
|
||
</div>
|
||
<button
|
||
className={`${button} mt-2 w-full`}
|
||
onClick={() => {
|
||
onSend([s]);
|
||
toast.success("截图已发送到画布");
|
||
}}
|
||
>
|
||
发送到画布
|
||
</button>
|
||
</div>
|
||
))}
|
||
</section>
|
||
</aside>
|
||
</div>
|
||
<details
|
||
open
|
||
className="max-h-[32vh] shrink-0 overflow-auto border-t border-white/15 bg-[#1c1c1c] px-4 pb-3"
|
||
>
|
||
<summary className="cursor-pointer py-2 text-sm">相机时间轴与运镜</summary>
|
||
<DirectorMotionPanel
|
||
compact
|
||
motion={scene.motion}
|
||
pose={camera}
|
||
disabled={busy}
|
||
onChange={(motion) => commit({ ...current.current, motion })}
|
||
onPose={patchCamera}
|
||
onPreview={setPreviewTime}
|
||
onExport={exportMotion}
|
||
onSend={sendMotion}
|
||
exportProgress={exportProgress}
|
||
onCancel={() => recording.current?.abort()}
|
||
onOverview={() => {
|
||
setCameraView(false);
|
||
viewport.current?.showPath();
|
||
}}
|
||
/>
|
||
</details>
|
||
<input
|
||
ref={fileInput}
|
||
className="hidden"
|
||
type="file"
|
||
accept=".glb,model/gltf-binary"
|
||
onChange={async (e) => {
|
||
const file = e.target.files?.[0];
|
||
e.target.value = "";
|
||
if (!file) return;
|
||
if (!/\.glb$/i.test(file.name) || file.size > 25 * 1024 * 1024) {
|
||
toast.error("请上传 25 MiB 以内的 GLB 模型");
|
||
return;
|
||
}
|
||
setBusy(true);
|
||
try {
|
||
const header = new DataView(await file.slice(0, 12).arrayBuffer());
|
||
if (header.byteLength < 12 || header.getUint32(0, true) !== 0x46546c67)
|
||
throw Error("文件不是有效 GLB 模型");
|
||
const url = await upload(file);
|
||
addObject("model", file.name, url);
|
||
} catch (e) {
|
||
toast.error(e instanceof Error ? e.message : "模型上传失败");
|
||
} finally {
|
||
setBusy(false);
|
||
}
|
||
}}
|
||
/>
|
||
</div>
|
||
);
|
||
}
|