class LoaderUtils {
static decodeText( array ) { // @deprecated, r165
console.warn( 'THREE.LoaderUtils: decodeText() has been deprecated with r165 and will be removed with r175. Use TextDecoder instead.' );
if ( typeof TextDecoder !== 'undefined' ) {
return new TextDecoder().decode( array );
}
// Avoid the String.fromCharCode.apply(null, array) shortcut, which
// throws a "maximum call stack size exceeded" error for large arrays.
let s = '';
for ( let i = 0, il = array.length; i < il; i ++ ) {
// Implicitly assumes little-endian.
s += String.fromCharCode( array[ i ] );
}
try {
// merges multi-byte utf-8 characters.
return decodeURIComponent( escape( s ) );
} catch ( e ) { // see #16358
return s;
}
}
static extractUrlBase( url ) {
const index = url.lastIndexOf( '/' );
if ( index === - 1 ) return './';
return url.slice( 0, index + 1 );
}
static resolveURL( url, path ) {
// Invalid URL
if ( typeof url !== 'string' || url === '' ) return '';
// Host Relative URL
if ( /^https?:\/\//i.test( path ) && /^\//.test( url ) ) {
path = path.replace( /(^https?:\/\/[^\/]+).*/i, '$1' );
}
// Absolute URL http://,https://,//
if ( /^(https?:)?\/\//i.test( url ) ) return url;
// Data URI
if ( /^data:.*,.*$/i.test( url ) ) return url;
// Blob URL
if ( /^blob:.*$/i.test( url ) ) return url;
// Relative URL
return path + url;
}
}
export { LoaderUtils };