Abstract base class for block based textures loader (dds, pvr, ...). This uses the [page:FileLoader] internally for loading files.
See the [link:https://github.com/mrdoob/three.js/blob/master/examples/jsm/loaders/DDSLoader.js DDSLoader] and [link:https://github.com/mrdoob/three.js/blob/master/examples/jsm/loaders/PVRLoader.js PVRLoader] for examples of derived classes.
[page:LoadingManager manager] — The [page:LoadingManager loadingManager] for the loader to use.
Default is [page:LoadingManager THREE.DefaultLoadingManager].
Creates a new [name].
See the base [page:Loader] class for common properties.
See the base [page:Loader] class for common methods.
[page:String url] — the path or URL to the file. This can also be a
[link:https://developer.mozilla.org/en-US/docs/Web/HTTP/Basics_of_HTTP/Data_URIs Data URI].
[page:Function onLoad] — Will be called when load completes. The argument will be the loaded texture.
[page:Function onProgress] — Will be called while load progresses. The argument will be the XMLHttpRequest instance, which contains .[page:Integer total] and .[page:Integer loaded] bytes. If the server does not set the Content-Length header; .[page:Integer total] will be 0.
[page:Function onError] — Will be called when load errors.
Begin loading from url and pass the loaded texture to onLoad.