/// <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>
/// 收集依赖
/// </summary>
public int CollectDeps(Dictionary <string, ResExportDesc> dictRes)
{
// 没有对象
if (_items.Length < 1)
{
return(0);
}
// 收集对象中的依赖
int nDepCount = 0;
for (int i = 0; i < _items.Length; ++i)
{
_deps.Clear();
var item = _items[i];
// 检查游戏对象, 收集go对象所依赖对象
ResDepBase.CollectRendererDependencies(item.go, false, _deps, null);
// 没有依赖
if (_deps.Count <= 0)
{
continue;
}
nDepCount += _deps.Count;
// LOD0
var resDep = new TreeNodeObjectDep();
resDep.lods.Add(new TreeNodeObjectLodDep {
go = item.go, deps = new List <ResDepBase>(_deps)
});
// 只有地形才导出Lightmap
var isTerrain = item.go.tag.Equals("Terrain");
if (null != item.cfg)
{
if (null != item.cfg.lods)
{
for (int n = 0; n < item.cfg.lods.Length; n++)
{
_deps.Clear();
var lod = item.cfg.lods[n];
if (lod == null)
{
continue;
}
ResDepBase.CollectRendererDependencies(lod.go, false, _deps, item.go, isTerrain);
if (_deps.Count <= 0)
{
continue;
}
resDep.lods.Add(new TreeNodeObjectLodDep {
go = lod.go, deps = new List <ResDepBase>(_deps)
});
nDepCount += _deps.Count;
}
}
}
item.resDep = resDep;
_items[i] = item;
}
return(nDepCount);
}
