Unity 光照贴图自动化批量烘焙打包

异步批量烘焙光照贴图自动化打包

 private void AsyncBake()
    {
        if (!Lightmapping.isRunning)
        {
            Lightmapping.completed = null;
            Lightmapping.completed = TimeUsed;
            Lightmapping.completed += ResetObjStatic;
            Lightmapping.completed += SaveBakedLightMap;
            Lightmapping.completed += BakeNewObj;
            StartBake();
            BakeNewObj();
        }
        else
        {
            Lightmapping.Cancel();
            UpdateBakeProgress();
        }
    }

    private void StartBake()
    {
        _curBakedIndex = 0;

        if (_bakeList.Count == 0)
        {
            _status = "Nothing To Bake";
            _bakeButton = "Bake";
        }
    }

    private void BakeNewObj()
    {
        if (_curBakedIndex < _bakeList.Count)
        {
            _bakeList[_curBakedIndex].isStatic = true;
            _timeStamp = DateTime.Now;
            Lightmapping.BakeAsync();
            _curBakedIndex++;
            UpdateBakeProgress();
        }
        else
        {
            SetBakeState("Done");
        }
    }

    private void UpdateBakeProgress()
    {
        if (Lightmapping.isRunning)
        {
            _status = "Baking " + _curBakedIndex + " of " + _bakeList.Count;
            _bakeButton = "Cancel";
        }
        else
        {
            SetBakeState("Cancel");
        }
    }

    private void SetBakeState(string state)
    {
        Lightmapping.completed = null;
        _curBakedIndex = 0;

        if (state == "Done")
        {
            _status = "Bake is done";
            _bakeButton = "Bake";
        }
        else if (state == "Cancel")
        {
            _status = "Canceled";
            _bakeButton = "Bake";
        }
    }

    private void TimeUsed()
    {
        var bakeSpan = DateTime.Now - _timeStamp;
        var bakeTime = string.Format("{0:D2}'{1:D2}'{2:D2}'", bakeSpan.Hours, bakeSpan.Minutes, bakeSpan.Seconds);
        Debug.Log(_curBakedIndex + "/" + _bakeList.Count + "  " + _bakeList[_curBakedIndex - 1].name + ":bakeTime: " + bakeTime + " At " + DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
    }

    private void ResetObjStatic()
    {
        _bakeList[_curBakedIndex - 1].isStatic = false;
    }

    private void SaveBakedLightMap()
    {
        var obj = _bakeList[_curBakedIndex - 1];
        var info = obj.GetComponent<BakeInfo>();
        if (!info)
        {
            info = obj.AddComponent<BakeInfo>();
        }
        var render = obj.GetComponent<Renderer>();
        //clear
        if (info.lightmapTexture)
        {
            DeleteLightMapFile(info.Name);
        }
        ClearAssetBundleName();
        //assign
        //info.lightmapIndex = render.lightmapIndex;
        info.lightmapScaleOffset = render.lightmapScaleOffset;
        info.Name = "lm" + DateTime.Now.ToString("MMddHHmmss");
        //creatAsset
        var mapAsset = CreateInstance<LightmapTexture>();
        mapAsset.LightmapColor = LightmapSettings.lightmaps[0].lightmapColor;
        var assetPath = _lightInfoPath + "/" + info.Name + ".prefab";
        AssetDatabase.CreateAsset(mapAsset, assetPath);
        //buildBundle
        var assetImport = AssetImporter.GetAtPath(assetPath);
        assetImport.SetAssetBundleNameAndVariant(info.Name, "bundle");
        BuildPipeline.BuildAssetBundles(_lightBundlePath, BuildAssetBundleOptions.ChunkBasedCompression, EditorUserBuildSettings.activeBuildTarget);
    }

示例

来源：CSDN

作者：作茧自缚的蚕

链接：https://blog.csdn.net/m0_46124411/article/details/103984453