Serializable url for native asset. For internal usage.
Whether the asset is loaded or not
Indicates whether its dependent native assets can support deferred load if the owner scene (or prefab) is marked as asyncLoadAssets.
Indicates whether its native object should be preloaded from native url.
Image data.
The pixel format of the image.
The pixel height of the image.
Whether the image is in compressed texture format.
Returns the url of this asset's native object, if none it will returns an empty string.
The number of reference
The original source image URL, it could be empty.
The pixel width of the image.
Set native file name for this asset.
Add references of asset
itself
Create a new node using this asset in the scene.
If this type of asset dont have its corresponding node type, this method should be null.
Reduce references of asset and it will be auto released when refCount equals 0.
itself
Reset the source of the image asset.
The new source
应 AssetDB 要求提供这个方法。 返回一个序列化后的对象
Returns the string representation of the object.
The Asset object overrides the toString() method of the Object object.
JavaScript calls the toString() method automatically
when an asset is to be represented as a text value or when a texture is referred to in a string concatenation.
For assets of the native type, it will return this.nativeUrl.
Otherwise, an empty string is returned.
This method may be overwritten by subclasses.
应 AssetDB 要求提供这个方法。
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Image Asset.