编辑类 AssetPreview
public static Texture2D GetMiniThumbnail(UnityEngine.Object obj);
public static Texture2D GetMiniTypeThumbnail(Type type);
编辑类 AssetPreview
public static Texture2D GetMiniThumbnail(UnityEngine.Object obj);
public static Texture2D GetMiniTypeThumbnail(Type type);