/// <summary>
/// 导出
/// </summary>
static public void Export(SceneTree[] trees, List <MeshCollider> meshColliders, bool exportRes, bool compress)
{
// 收集依赖
var sb = new StringBuilder();
int depsCount = 0;
var resCollector = new ResDescCollector();
var dictRes = new Dictionary <string, ResExportDesc>();
// 光照图(不能卸载第一张光照图，否则unity_Lightmap_HDR会置为1)
var lightMaps = LightmapSettings.lightmaps;
if (null != lightMaps && lightMaps.Length > 0 && null != lightMaps[0].lightmapColor)
{
var resName = ResDepBase.GetResName(lightMaps[0].lightmapColor);
resCollector.AddLightMap(resName, 0, true);
}
// 场景
for (int i = 0; i < trees.Length; ++i)
{
var tree = trees[i];
if (null != tree && tree.settings.objType == SceneTreeObjType.Renderer)
{
var n = tree.CollectDeps(dictRes);
sb.AppendFormat("Tree {0} deps count is {1}\n", tree.settings.name, n);
depsCount += n;
}
}
sb.AppendFormat("All tree deps count is {0}\n", depsCount);
Debug.Log(sb.ToString());
// 生成节点数据
var prefabCollection = new ScenePrefabCollection();
var treeDatas = new List <SceneTreeData>();
for (int i = 0; i < trees.Length; ++i)
{
var tree = trees[i];
if (null != tree)
{
var data = tree.BuildData(prefabCollection, dictRes);
treeDatas.Add(data);
}
}
// LightMap这里要置空一下，仅清空LightmapSettings.lightmaps仍然有依赖
Lightmapping.lightingDataAsset = null;
// 只留一盏主光源
var lights = Light.GetLights(LightType.Directional, 0);
Light mainLight = null;
if (lights.Length > 0)
{
mainLight = lights[0];
for (int i = 1; i < lights.Length; ++i)
{
GameObject.DestroyImmediate(lights[i].gameObject);
}
}
// MeshCollider
var deps = new List <ResDepBase>();
ResDepBase.CollectColliderDependencies(meshColliders, deps);
for (int n = 0, cn = deps.Count; n < cn; ++n)
{
var dep = deps[n];
dep.CollectRes(resCollector, dictRes);
dep.RemoveDependencies();
}
// 场景描述
var goSceneDesc = new GameObject("scene_desc");
SceneDesc desc = goSceneDesc.AddComponent <SceneDesc>();
desc.mainLight = mainLight;
desc.lightMapCount = LightmapSettings.lightmaps.Length;
desc.resCollection = resCollector.Export();
desc.trees = treeDatas.ToArray();
desc.prefabs = prefabCollection.Export();
// 移除编辑脚本
var cfgs = UnityEngine.Object.FindObjectsOfType <EditorSceneObject>();
for (int i = 0; i < cfgs.Length; ++i)
{
UnityEngine.Object.DestroyImmediate(cfgs[i]);
}
// 资源
if (exportRes)
{
var sbExport = new StringBuilder();
sbExport.AppendFormat("Resources Count[{0}]\n", dictRes.Count);
sbExport.Append("---------------------------------------------------------------\n");
foreach (var pair in dictRes)
{
var resDesc = pair.Value;
ResExportUtil.ExportRes(resDesc, compress);
sbExport.AppendFormat("{0}/{1} - {2}\n", resDesc.resDir, resDesc.resName, resDesc.refCount);
}
sbExport.Append("---------------------------------------------------------------\n");
Debug.Log(sbExport.ToString());
}
}
/// <summary>
/// 生成数据
/// </summary>
public SceneTreeData BuildData(ScenePrefabCollection prefabCollection, Dictionary <string, ResExportDesc> dictRes)
{
var childrenList = new List <int>();
var nodeDatas = new List <SceneTreeNodeData>();
var data = new SceneTreeData();
data.name = _settings.name;
data.splitType = _settings.splitType;
data.objType = _settings.objType;
data.Index = _settings.Index;
data.viewDistance = _settings.viewDistance;
data.maxItemBoundsSize = _settings.maxItemBoundsSize;
var id = 0;
VisitNodes(node => node.id = id++);
// 生成数据
int n = 0;
int nodeCount = id;
VisitNodes(node =>
{
EditorUtility.DisplayProgressBar(string.Format("Build data({0}/{1})", n + 1, nodeCount), node.id.ToString(), (float)(n + 1) / nodeCount);
// 收集资源
node.CollectRes(dictRes);
childrenList.Clear();
var children = node.children;
if (null != children)
{
for (int j = 0; j < children.Length; ++j)
{
var child = children[j];
if (null == child)
{
continue;
}
childrenList.Add(child.id);
}
}
// 数据
var nodeData = new SceneTreeNodeData();
nodeData.id = node.id;
nodeData.bounds = node.bounds;
if (_settings.objType == SceneTreeObjType.Collider)
{
nodeData.colliders = node.ExportColliders();
}
else
{
node.ExportObjects(data, nodeData, prefabCollection);
}
nodeData.children = childrenList.ToArray();
nodeDatas.Add(nodeData);
++n;
});
EditorUtility.ClearProgressBar();
data.nodes = nodeDatas.ToArray();
return(data);
}
/// <summary>
/// 导出对象
/// </summary>
public void ExportObjects(SceneTreeData treeData, SceneTreeNodeData nodeData, ScenePrefabCollection prefabCollection)
{
var objs = new List <SceneTreeNodeObjectData>();
var instances = new List <SceneObjectInstanceData>();
for (int i = 0; i < _items.Length; ++i)
{
var item = _items[i];
var obj = new SceneTreeNodeObjectData();
obj.go = item.go;
obj.trans = item.go.transform;
obj.bounds = item.bounds;
obj.go.layer = LayerDefine.Invisible;
obj.lods = new SceneTreeNodeObjectLodData[item.resDep.lods.Count];
for (int n = 0; n < obj.lods.Length; ++n)
{
var lod = item.resDep.lods[n];
var renderer = lod.go.GetComponent <Renderer>();
if (null == renderer)
{
Debug.LogErrorFormat("Null renderer of {0} lod {1}!", item.go.name, n);
continue;
}
var lodData = new SceneTreeNodeObjectLodData();
lodData.resCollection = lod.resCollector.Export();
// Cfg
if (null != item.cfg)
{
if (null != item.cfg.lods && n > 0 && n <= item.cfg.lods.Length)
{
var lodCfg = item.cfg.lods[n - 1];
lodData.viewDist = lodCfg.viewDist;
lodData.isBillboard = lodCfg.isBillboard;
}
}
lodData.mats = renderer.sharedMaterials;
obj.lods[n] = lodData;
if (0 == n)
{
obj.renderer = renderer;
renderer.enabled = false;
}
}
// 无效对象
if (null == obj.renderer)
{
continue;
}
// 显示配置
if (null != item.cfg)
{
if (item.cfg.usePrefab)
{
if ((item.objTypeFlag & (1 << (int)SceneTreeObjType.Collider)) != 0)
{
Debug.LogErrorFormat("Item {0} has collider, can not use prefab!", item.go.name);
}
else
{
var prefabId = prefabCollection.AddPrefab(obj);
if (prefabId >= 0)
{
var instance = new SceneObjectInstanceData
{
prefabId = prefabId,
};
instances.Add(instance);
// 销毁对象
//if (prefabCollection.GetRefCount(prefabId) > 1)
//{
// GameObject.DestroyImmediate(obj.go);
// obj.go = null;
//}
}
}
}
}
objs.Add(obj);
}
nodeData.objects = objs.ToArray();
nodeData.instances = instances.ToArray();
}
