Static MTKTextureLoaderOptionTextureUsage 

pub unsafe static MTKTextureLoaderOptionTextureUsage: &'static MTKTextureLoaderOption

Available on crate feature MTKTextureLoader only.

Identifier to be used with an NSNumber specifying the MTLTextureUsage flags

The resulting Metal texture will be created with the MTLTextureUsage flags indicated by the NSNumber associated with this string.

See also Apple’s documentation