531 lines
23 KiB
C#
531 lines
23 KiB
C#
#if UNITY_EDITOR
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Globalization;
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using System.IO;
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using System.Text;
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using UnityEditor;
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using UnityEngine;
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namespace XGame.Editor
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{
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public static class ModelTranslatorMenu
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{
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[MenuItem("XWorld/模型转换(减面·烘焙·XPbr)", false, 803)]
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public static void Open() => ModelTranslatorWindow.Open();
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}
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// 减面 → 烘焙 → 转换XPbr 三级流水线，同一窗口三个折叠区，共用 Blender/Python、日志与进程管理；
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// 每级成功后把产物自动填入下一级输入（减面low→烘焙low、烘焙fbx→转换fbx）。一次只跑一个进程。
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public sealed class ModelTranslatorWindow : EditorWindow
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{
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private const string PrefPrefix = "XWorld.ModelTranslator.";
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private const string DefaultBlender = @"D:\tools\Blender\blender-5.0.0-windows-x64\blender.exe";
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private static readonly int[] SizeOptions = { 512, 1024, 2048, 4096 };
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private static readonly string[] SizeLabels = { "512", "1024", "2048", "4096" };
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private static readonly string[] ReducerLabels = { "Quad Remesher(四边)", "Collapse(塌陷)" };
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private static readonly string[] UnwrapLabels = { "seam(锐边接缝)", "smart(投影)" };
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// ① 减面
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private string _decHigh = "";
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private int _decReducer; // 0=quad 1=collapse
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private int _decTris = 5000;
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private bool _decAdvanced;
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private int _decUnwrap; // 0=seam 1=smart
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private float _decMaxOverlap = 0.08f;
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private int _decQrCap = 50000;
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// ② 烘焙
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private string _bakeHigh = "";
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private string _bakeLow = "";
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private int _bakeSize = 2048;
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private int _bakeSamples = 64;
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private string _bakeRayDist = ""; // 空=auto 自适应
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// ③ 转换 XPbr
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private string _fbxPath = "";
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private int _maxSize = 2048;
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private string _outSubDir = "";
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// 共用
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private string _blenderPath = DefaultBlender;
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private string _pythonPath = "python";
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private bool _foldDec = true, _foldBake = true, _foldConv = true;
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private Process _proc;
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private Action _onSuccess; // 退出码 0 时回调（ping / 链式填充）
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private string _stageName = ""; // 当前阶段名（减面/烘焙/转换），用于进度提示
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private double _procStartTime; // 进程启动时刻（timeSinceStartup）
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private double _lastAnimAt; // 上次动画重绘时刻（节流用）
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private readonly StringBuilder _log = new StringBuilder();
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private Vector2 _scroll;
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// stdout/stderr 回调在后台线程触发，先入队、OnUpdate 时再合入 _log
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private readonly object _lock = new object();
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private readonly List<string> _pending = new List<string>();
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// 仓库根 = <repo>/Client/Assets 的上两级
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private static string RepoRoot =>
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Path.GetFullPath(Path.Combine(Application.dataPath, "..", ".."));
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public static void Open()
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{
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var w = GetWindow<ModelTranslatorWindow>("模型转换");
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w.minSize = new Vector2(500, 560);
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w.Show();
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}
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private void OnEnable()
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{
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_decReducer = EditorPrefs.GetInt(PrefPrefix + "decReducer", 0);
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_decTris = EditorPrefs.GetInt(PrefPrefix + "decTris", 5000);
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_decUnwrap = EditorPrefs.GetInt(PrefPrefix + "decUnwrap", 0);
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_decMaxOverlap = EditorPrefs.GetFloat(PrefPrefix + "decMaxOverlap", 0.08f);
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_decQrCap = EditorPrefs.GetInt(PrefPrefix + "decQrCap", 50000);
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_bakeSize = EditorPrefs.GetInt(PrefPrefix + "bakeSize", 2048);
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_bakeSamples = EditorPrefs.GetInt(PrefPrefix + "bakeSamples", 64);
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_bakeRayDist = EditorPrefs.GetString(PrefPrefix + "bakeRayDist", "");
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_maxSize = EditorPrefs.GetInt(PrefPrefix + "maxSize", 2048);
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_outSubDir = EditorPrefs.GetString(PrefPrefix + "outSubDir", "");
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_blenderPath = EditorPrefs.GetString(PrefPrefix + "blenderPath", DefaultBlender);
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_pythonPath = EditorPrefs.GetString(PrefPrefix + "pythonPath", "python");
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EditorApplication.update += OnUpdate;
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}
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private void OnDisable()
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{
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EditorApplication.update -= OnUpdate;
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SavePrefs();
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if (_proc != null)
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UnityEngine.Debug.LogWarning("[模型转换] 窗口关闭或脚本重编译中止了正在进行的处理");
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KillProc();
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}
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private void SavePrefs()
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{
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EditorPrefs.SetInt(PrefPrefix + "decReducer", _decReducer);
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EditorPrefs.SetInt(PrefPrefix + "decTris", _decTris);
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EditorPrefs.SetInt(PrefPrefix + "decUnwrap", _decUnwrap);
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EditorPrefs.SetFloat(PrefPrefix + "decMaxOverlap", _decMaxOverlap);
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EditorPrefs.SetInt(PrefPrefix + "decQrCap", _decQrCap);
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EditorPrefs.SetInt(PrefPrefix + "bakeSize", _bakeSize);
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EditorPrefs.SetInt(PrefPrefix + "bakeSamples", _bakeSamples);
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EditorPrefs.SetString(PrefPrefix + "bakeRayDist", _bakeRayDist);
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EditorPrefs.SetInt(PrefPrefix + "maxSize", _maxSize);
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EditorPrefs.SetString(PrefPrefix + "outSubDir", _outSubDir);
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EditorPrefs.SetString(PrefPrefix + "blenderPath", _blenderPath);
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EditorPrefs.SetString(PrefPrefix + "pythonPath", _pythonPath);
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}
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private void OnGUI()
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{
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bool running = _proc != null;
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using (new EditorGUI.DisabledScope(running))
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{
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PathField("Blender", ref _blenderPath, () =>
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EditorUtility.OpenFilePanel("选择 blender.exe", "", "exe"), null);
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PathField("Python", ref _pythonPath, () =>
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EditorUtility.OpenFilePanel("选择 python.exe", "", "exe"), null);
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}
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GUILayout.Space(4);
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_foldDec = EditorGUILayout.Foldout(_foldDec, "① 减面 (model_decimate)", true);
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if (_foldDec) DrawDecimate(running);
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GUILayout.Space(2);
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_foldBake = EditorGUILayout.Foldout(_foldBake, "② 烘焙 (model_bake)", true);
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if (_foldBake) DrawBake(running);
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GUILayout.Space(2);
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_foldConv = EditorGUILayout.Foldout(_foldConv, "③ 转换 XPbr (model_translator)", true);
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if (_foldConv) DrawConvert(running);
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GUILayout.Space(4);
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if (running)
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{
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if (GUILayout.Button("取消", GUILayout.Height(24)))
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{
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KillProc();
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Append("[已取消]");
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}
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double el = EditorApplication.timeSinceStartup - _procStartTime;
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char spin = "|/-\\"[(int)(el * 6) % 4];
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EditorGUILayout.HelpBox(string.Format(
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"{0} {1}中… 已用时 {2:00}:{3:00}（Blender 处理大模型可能要几分钟，进度见下方日志）",
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spin, _stageName, (int)(el / 60), (int)(el % 60)), MessageType.Info);
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}
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_scroll = EditorGUILayout.BeginScrollView(_scroll);
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EditorGUILayout.TextArea(_log.ToString(), GUILayout.ExpandHeight(true));
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EditorGUILayout.EndScrollView();
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}
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private void DrawDecimate(bool running)
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{
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EditorGUI.indentLevel++;
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using (new EditorGUI.DisabledScope(running))
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{
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FbxField("高模 FBX", ref _decHigh);
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_decReducer = EditorGUILayout.Popup("减面后端", _decReducer, ReducerLabels);
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_decTris = EditorGUILayout.IntField("目标三角面数", _decTris);
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_decAdvanced = EditorGUILayout.Foldout(_decAdvanced, "高级");
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if (_decAdvanced)
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{
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EditorGUI.indentLevel++;
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_decUnwrap = EditorGUILayout.Popup("UV 展开", _decUnwrap, UnwrapLabels);
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_decMaxOverlap = EditorGUILayout.FloatField(
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new GUIContent("UV 重叠门限", "0-1，默认 0.08；调高可让更高 seam 角度过门、减少碎岛"),
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_decMaxOverlap);
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_decQrCap = EditorGUILayout.IntField(
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new GUIContent("QR 预塌陷面数", "quad 后端 QR 前中等密度目标面数，默认 50000；高密度直接 QR 会破洞"),
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_decQrCap);
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EditorGUI.indentLevel--;
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}
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}
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RunButton("减面 →② 低模", ValidateDecimate(), running, StartDecimate);
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EditorGUI.indentLevel--;
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}
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private void DrawBake(bool running)
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{
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EditorGUI.indentLevel++;
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using (new EditorGUI.DisabledScope(running))
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{
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FbxField("高模 FBX", ref _bakeHigh);
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FbxField("低模 FBX", ref _bakeLow);
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int si = Array.IndexOf(SizeOptions, _bakeSize);
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if (si < 0) si = 2;
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si = EditorGUILayout.Popup("贴图尺寸", si, SizeLabels);
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_bakeSize = SizeOptions[si];
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_bakeSamples = EditorGUILayout.IntField("AO 采样", _bakeSamples);
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_bakeRayDist = EditorGUILayout.TextField(
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new GUIContent("射线距离", "留空 = auto 自适应(推荐，文档最优)；填数字则覆盖"), _bakeRayDist);
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}
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RunButton("烘焙 →③ FBX", ValidateBake(), running, StartBake);
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EditorGUI.indentLevel--;
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}
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private void DrawConvert(bool running)
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{
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EditorGUI.indentLevel++;
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using (new EditorGUI.DisabledScope(running))
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{
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FbxField("FBX 文件", ref _fbxPath);
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int idx = Array.IndexOf(SizeOptions, _maxSize);
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if (idx < 0) idx = 2;
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idx = EditorGUILayout.Popup("贴图最大尺寸", idx, SizeLabels);
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_maxSize = SizeOptions[idx];
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_outSubDir = EditorGUILayout.TextField(new GUIContent("输出子目录",
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"Assets/Res/ 下的相对目录，留空=直接放 Res/<模型名>"), _outSubDir);
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}
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RunButton("转换 XPbr", ValidateConvert(), running, StartConvert);
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EditorGUI.indentLevel--;
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}
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// 带"选择…"按钮、picker 固定为 FBX 的路径行（记住上次目录）
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private void FbxField(string label, ref string value)
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{
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PathField(label, ref value,
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() => EditorUtility.OpenFilePanel("选择 FBX",
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EditorPrefs.GetString(PrefPrefix + "lastFbxDir", ""), "fbx"),
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picked => EditorPrefs.SetString(PrefPrefix + "lastFbxDir",
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Path.GetDirectoryName(picked)));
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}
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// 带"选择…"按钮的路径行；onPicked 可为 null
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private static void PathField(string label, ref string value,
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Func<string> pick, Action<string> onPicked)
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{
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EditorGUILayout.BeginHorizontal();
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value = EditorGUILayout.TextField(label, value);
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if (GUILayout.Button("选择…", GUILayout.Width(56)))
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{
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string p = pick();
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if (!string.IsNullOrEmpty(p))
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{
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value = p.Replace('/', '\\');
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onPicked?.Invoke(p);
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GUI.FocusControl(null);
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}
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}
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EditorGUILayout.EndHorizontal();
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}
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// 运行按钮 + 错误提示；err==null 才可点击
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private void RunButton(string label, string err, bool running, Action start)
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{
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using (new EditorGUI.DisabledScope(running || err != null))
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if (GUILayout.Button(label, GUILayout.Height(24)))
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start();
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if (err != null && !running)
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EditorGUILayout.HelpBox(err, MessageType.Info);
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}
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// ---- 校验 ----
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private string ValidateTools()
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{
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if (!File.Exists(_blenderPath))
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return "未找到 blender.exe，请在上方指定路径";
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// python 允许裸命令名（走 PATH），带目录时才检查存在
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if ((_pythonPath.Contains("\\") || _pythonPath.Contains("/"))
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&& !File.Exists(_pythonPath))
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return "未找到 python，请安装 Python 3 或在上方指定路径";
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return null;
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}
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private static string ValidateFbx(string p)
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{
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if (string.IsNullOrEmpty(p)) return "请选择 FBX 文件";
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if (!File.Exists(p)) return "FBX 文件不存在：" + p;
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if (!p.ToLowerInvariant().EndsWith(".fbx")) return "请选择 .fbx 文件";
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return null;
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}
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private string ValidateDecimate()
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{
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return ValidateTools() ?? ValidateFbx(_decHigh)
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?? (_decTris <= 0 ? "目标三角面数必须 > 0" : null);
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}
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private string ValidateBake()
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{
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return ValidateTools() ?? ValidateFbx(_bakeHigh) ?? ValidateFbx(_bakeLow);
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}
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private string ValidateConvert()
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{
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string e = ValidateTools() ?? ValidateFbx(_fbxPath);
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if (e != null) return e;
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string sub = _outSubDir.Replace('\\', '/').Trim('/', ' ');
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if (sub.Contains("..") || Path.IsPathRooted(sub))
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return "输出子目录必须是 Assets/Res 下的相对路径";
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return null;
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}
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// ---- 三级启动 ----
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private void StartDecimate()
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{
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string high = _decHigh;
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string highName = Path.GetFileNameWithoutExtension(high);
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// CLI -o 默认=源文件同目录，产物 <名>_low.fbx（见 model_decimate.py）
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string lowOut = Path.Combine(Path.GetDirectoryName(high) ?? "", highName + "_low.fbx");
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string reducer = _decReducer == 0 ? "quad" : "collapse";
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string unwrap = _decUnwrap == 0 ? "seam" : "smart";
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string args = string.Format(CultureInfo.InvariantCulture,
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"\"{0}\" --tris {1} --reducer {2} --unwrap {3} --max-overlap {4} --qr-input-cap {5} --blender \"{6}\"",
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high, _decTris, reducer, unwrap, _decMaxOverlap, _decQrCap, _blenderPath);
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StartProcess("model_decimate.py", args,
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"== 减面 " + Path.GetFileName(high) + " -> " + Path.GetFileName(lowOut),
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"减面",
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() =>
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{
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Append("[完成] " + lowOut);
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if (File.Exists(lowOut))
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{
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_bakeHigh = high;
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_bakeLow = lowOut;
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_foldBake = true;
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Append("[链式] 已填入②烘焙：高模 + 低模");
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}
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else
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{
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Append("[警告] 未找到减面产物 " + lowOut + "，请手动指定②低模");
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}
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});
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}
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private void StartBake()
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{
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string high = _bakeHigh, low = _bakeLow;
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string lowName = Path.GetFileNameWithoutExtension(low);
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// 镜像 bl_bake.output_stem：低模名去掉结尾 _low 作为输出前缀（对齐工具3命名约定）。
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// 例：cityboy_low -> out_bake/cityboy/cityboy.fbx；supergirl_uv -> 原样保留
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string stem = lowName.EndsWith("_low", StringComparison.Ordinal)
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? lowName.Substring(0, lowName.Length - 4) : lowName;
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// CLI -o 默认=out_bake，产物 out_bake/<stem>/<stem>.fbx（见 model_bake.py / output_stem）
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string bakeOutFbx = Path.Combine(RepoRoot, "Tools", "ModelTranslator",
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"out_bake", stem, stem + ".fbx");
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var sb = new StringBuilder();
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sb.AppendFormat("\"{0}\" \"{1}\" --size {2} --samples {3}",
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high, low, _bakeSize, _bakeSamples);
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string ray = (_bakeRayDist ?? "").Trim();
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if (ray.Length > 0)
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sb.AppendFormat(CultureInfo.InvariantCulture, " --ray-distance {0}", ray);
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sb.AppendFormat(" --blender \"{0}\"", _blenderPath);
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StartProcess("model_bake.py", sb.ToString(),
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"== 烘焙 " + Path.GetFileName(low) + "（高模 " + Path.GetFileName(high) + "）",
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"烘焙",
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() =>
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{
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Append("[完成] " + bakeOutFbx);
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if (File.Exists(bakeOutFbx))
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{
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_fbxPath = bakeOutFbx;
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_foldConv = true;
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Append("[链式] 已填入③转换 XPbr：FBX");
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}
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else
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{
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Append("[警告] 未找到烘焙产物 " + bakeOutFbx + "，请手动指定③FBX");
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}
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});
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}
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private void StartConvert()
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{
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string sub = _outSubDir.Replace('\\', '/').Trim('/', ' ');
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string outRel = string.IsNullOrEmpty(sub) ? "Client/Assets/Res"
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: "Client/Assets/Res/" + sub;
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string modelName = Path.GetFileNameWithoutExtension(_fbxPath);
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// CLI 会在 -o 下自动建 <模型名>/ 子目录（见 model_translator.py main）
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string resultAssetDir = (string.IsNullOrEmpty(sub) ? "Assets/Res/" : "Assets/Res/" + sub + "/")
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+ modelName;
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string args = string.Format(
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"\"{0}\" -o \"{1}\" --max-size {2} --blender \"{3}\"",
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_fbxPath, Path.Combine(RepoRoot, outRel), _maxSize, _blenderPath);
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StartProcess("model_translator.py", args,
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"== " + Path.GetFileName(_fbxPath) + " -> " + resultAssetDir,
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"转换",
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() =>
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{
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Append("[完成] " + resultAssetDir);
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AssetDatabase.Refresh();
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var folder = AssetDatabase.LoadAssetAtPath<DefaultAsset>(resultAssetDir);
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if (folder != null)
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{
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Selection.activeObject = folder;
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EditorGUIUtility.PingObject(folder);
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}
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});
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}
|
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// 启动 <script> 子进程（python -u），成功(退出码0)时回调 onSuccess
|
||
private void StartProcess(string scriptRel, string args, string startLabel,
|
||
string stageName, Action onSuccess)
|
||
{
|
||
SavePrefs();
|
||
_stageName = stageName;
|
||
_procStartTime = EditorApplication.timeSinceStartup;
|
||
_lastAnimAt = _procStartTime;
|
||
string script = Path.Combine(RepoRoot, "Tools", "ModelTranslator", scriptRel);
|
||
var psi = new ProcessStartInfo
|
||
{
|
||
FileName = _pythonPath,
|
||
Arguments = string.Format("-u \"{0}\" {1}", script, args),
|
||
WorkingDirectory = RepoRoot,
|
||
UseShellExecute = false,
|
||
CreateNoWindow = true,
|
||
RedirectStandardOutput = true,
|
||
RedirectStandardError = true,
|
||
StandardOutputEncoding = Encoding.UTF8,
|
||
StandardErrorEncoding = Encoding.UTF8,
|
||
};
|
||
psi.EnvironmentVariables["PYTHONIOENCODING"] = "utf-8"; // CLI 输出中文
|
||
|
||
_log.Length = 0;
|
||
Append(startLabel);
|
||
_onSuccess = onSuccess;
|
||
try
|
||
{
|
||
_proc = Process.Start(psi);
|
||
}
|
||
catch (Exception e)
|
||
{
|
||
_proc = null;
|
||
_onSuccess = null;
|
||
EditorUtility.DisplayDialog("模型转换",
|
||
"启动 python 失败：" + e.Message +
|
||
"\n请安装 Python 3 或在面板中指定 python.exe 路径", "确定");
|
||
return;
|
||
}
|
||
_proc.OutputDataReceived += (_, ev) => Enqueue(ev.Data);
|
||
_proc.ErrorDataReceived += (_, ev) => Enqueue(ev.Data);
|
||
_proc.BeginOutputReadLine();
|
||
_proc.BeginErrorReadLine();
|
||
}
|
||
|
||
private void Enqueue(string line)
|
||
{
|
||
if (line == null) return;
|
||
lock (_lock) _pending.Add(line);
|
||
}
|
||
|
||
private void Append(string line)
|
||
{
|
||
_log.AppendLine(line);
|
||
_scroll.y = float.MaxValue; // 滚到最底
|
||
}
|
||
|
||
private void OnUpdate()
|
||
{
|
||
bool dirty = false;
|
||
lock (_lock)
|
||
{
|
||
foreach (string l in _pending) { Append(l); dirty = true; }
|
||
_pending.Clear();
|
||
}
|
||
|
||
if (_proc != null && _proc.HasExited)
|
||
{
|
||
_proc.WaitForExit(); // 确保异步输出全部送达
|
||
lock (_lock) // 先冲掉剩余输出，保证 [完成]/[失败] 在日志最后
|
||
{
|
||
foreach (string l in _pending) Append(l);
|
||
_pending.Clear();
|
||
}
|
||
int code = _proc.ExitCode;
|
||
_proc.Dispose();
|
||
_proc = null;
|
||
var cb = _onSuccess;
|
||
_onSuccess = null;
|
||
dirty = true;
|
||
if (code == 0)
|
||
{
|
||
cb?.Invoke();
|
||
}
|
||
else
|
||
{
|
||
Append("[失败] 退出码 " + code);
|
||
EditorUtility.DisplayDialog("模型转换",
|
||
"处理失败（退出码 " + code + "），详见窗口日志", "确定");
|
||
}
|
||
double dt = EditorApplication.timeSinceStartup - _procStartTime;
|
||
Append(string.Format("[耗时 {0:00}:{1:00}]", (int)(dt / 60), (int)(dt % 60)));
|
||
}
|
||
|
||
// 运行中按 ~10fps 节流重绘，让计时器/spinner 动起来（即使暂无新日志）
|
||
if (_proc != null && EditorApplication.timeSinceStartup - _lastAnimAt > 0.1)
|
||
{
|
||
_lastAnimAt = EditorApplication.timeSinceStartup;
|
||
dirty = true;
|
||
}
|
||
|
||
if (dirty) Repaint();
|
||
}
|
||
|
||
private void KillProc()
|
||
{
|
||
if (_proc == null) return;
|
||
try
|
||
{
|
||
// 用 taskkill /T 连 blender 子进程一起杀（Mono BCL 无 Kill(tree) 重载）
|
||
if (!_proc.HasExited)
|
||
Process.Start(new ProcessStartInfo("taskkill", "/PID " + _proc.Id + " /T /F")
|
||
{ UseShellExecute = false, CreateNoWindow = true });
|
||
}
|
||
catch { /* 进程可能刚好退出 */ }
|
||
_proc.Dispose();
|
||
_proc = null;
|
||
_onSuccess = null;
|
||
lock (_lock) _pending.Clear(); // 丢弃残留输出，避免插在 [已取消] 之后
|
||
}
|
||
}
|
||
}
|
||
#endif
|