//初始化，在作为组件被挂载时读取设置创建四叉树
private void Awake()
{
QuadtreeSettingSingleton setting = Resources.Load <QuadtreeSettingSingleton>("QuadtreeWithSingletonSetting");
//根据官方所说，Resources的最佳使用方法就是【别用它】，我个人也不喜欢这种把设置数据和游戏本体分到天涯海角的方法，所以我建议在设置完成后改成硬编码
_quadtree = new QuadtreeDataSingleton <GameObject>(setting.top, setting.right, setting.bottom, setting.left, setting.maxLeafsNumber, setting.minSideLength);
}
string GetSettingScriptFilePath()
{
QuadtreeSettingSingleton settingInstance = CreateInstance <QuadtreeSettingSingleton>(); //CreateInstance：创建一个继承了ScriptableObject的类的实例
MonoScript settingScriptFile = MonoScript.FromScriptableObject(settingInstance); //MonoScript.FromScriptableObject：根据ScriptableObject的实例获取到脚本文件
string fullPath = AssetDatabase.GetAssetPath(settingScriptFile); //AssetDatabase.GetAssetPath：根据文件获取路径，包含了文件名
string folderPath = fullPath.Substring(0, fullPath.LastIndexOf("/") + 1); //截取这个路径到最后一个斜线，这就是设置文件脚本所在的文件夹的路径
return(folderPath);
}
//获取设置文件
QuadtreeSettingSingleton GetSettingObject(string settingObjectName)
{
QuadtreeSettingSingleton settingObject = LoadSetting(settingObjectName);
if (settingObject != null)
{
return(settingObject);
}
return(CreatSettingObject(settingObjectName));
}
QuadtreeSettingSingleton CreatSettingObject(string settingObjectName)
{
string settingScriptFilePath = GetSettingScriptFilePath();
if (!AssetDatabase.IsValidFolder(settingScriptFilePath + "Resources")) //AssetDatabase.IsValidFolder：检测有没有这个路径表示的文件夹
{
CreatResourcesFolder(settingScriptFilePath);
}
QuadtreeSettingSingleton settingObject = CreateInstance <QuadtreeSettingSingleton>();
AssetDatabase.CreateAsset(settingObject, settingScriptFilePath + "Resources/" + settingObjectName + ".asset"); //AssetDatabase.CreateAsset：创建资源文件
return(settingObject);
}