Accueil / npm / three@0.186.1 / src / loaders / TextureLoader.js
TextureLoader.js
import { ImageLoader } from './ImageLoader.js';
import { Texture } from '../textures/Texture.js';
import { Loader } from './Loader.js';
/**
* Class for loading textures. Images are internally
* loaded via {@link ImageLoader}.
*
* ```js
* const loader = new THREE.TextureLoader();
* const texture = await loader.loadAsync( 'textures/land_ocean_ice_cloud_2048.jpg' );
*
* const material = new THREE.MeshBasicMaterial( { map:texture } );
* ```
* Please note that `TextureLoader` has dropped support for progress
* events in `r84`. For a `TextureLoader` that supports progress events, see
* [this thread](https://github.com/mrdoob/three.js/issues/10439#issuecomment-293260145).
*
* @augments Loader
*/
class TextureLoader extends Loader {
/**
* Constructs a new texture loader.
*
* @param {LoadingManager} [manager] - The loading manager.
*/
constructor( manager ) {
super( manager );
}
/**
* Starts loading from the given URL and pass the fully loaded texture
* to the `onLoad()` callback. The method also returns a new texture object which can
* directly be used for material creation. If you do it this way, the texture
* may pop up in your scene once the respective loading process is finished.
*
* @param {string} url - The path/URL of the file to be loaded. This can also be a data URI.
* @param {function(Texture)} onLoad - Executed when the loading process has been finished.
* @param {onProgressCallback} onProgress - Unsupported in this loader.
* @param {onErrorCallback} onError - Executed when errors occur.
* @return {Texture} The texture.
*/
load( url, onLoad, onProgress, onError ) {
const texture = new Texture();
const loader = new ImageLoader( this.manager );
loader.setCrossOrigin( this.crossOrigin );
loader.setPath( this.path );
loader.load( url, function ( image ) {
texture.image = image;
texture.needsUpdate = true;
if ( onLoad !== undefined ) {
onLoad( texture );
}
}, onProgress, onError );
return texture;
}
}
export { TextureLoader };