Files
YooAssetScene/Assets/YooAsset/Runtime/AssetSystem/Provider/DatabaseAssetProvider.cs
T
2022-03-22 20:47:22 +08:00

68 lines
1.3 KiB
C#

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
namespace YooAsset
{
internal sealed class DatabaseAssetProvider : ProviderBase
{
public override float Progress
{
get
{
if (IsDone)
return 100f;
else
return 0;
}
}
public DatabaseAssetProvider(string assetPath, System.Type assetType)
: base(assetPath, assetType)
{
}
public override void Update()
{
#if UNITY_EDITOR
if (IsDone)
return;
if (Status == EStatus.None)
{
// 检测资源文件是否存在
string guid = UnityEditor.AssetDatabase.AssetPathToGUID(AssetPath);
if (string.IsNullOrEmpty(guid))
{
Status = EStatus.Fail;
InvokeCompletion();
return;
}
else
{
Status = EStatus.Loading;
}
// 注意:模拟异步加载效果提前返回
if (IsWaitForAsyncComplete == false)
return;
}
// 1. 加载资源对象
if (Status == EStatus.Loading)
{
AssetObject = UnityEditor.AssetDatabase.LoadAssetAtPath(AssetPath, AssetType);
Status = EStatus.Checking;
}
// 2. 检测加载结果
if (Status == EStatus.Checking)
{
Status = AssetObject == null ? EStatus.Fail : EStatus.Success;
if (Status == EStatus.Fail)
YooLogger.Warning($"Failed to load asset object : {AssetPath}");
InvokeCompletion();
}
#endif
}
}
}