node_modules/three/examples/js/loaders/ctm/CTMWorker.js

importScripts( "lzma.js", "ctm.js" );

self.onmessage = function ( event ) {

	var files = [];

	for ( var i = 0; i < event.data.offsets.length; i ++ ) {

		var stream = new CTM.Stream( event.data.data );
		stream.offset = event.data.offsets[ i ];

		files[ i ] = new CTM.File( stream, [ event.data.data.buffer ] );

	}

	self.postMessage( files );
	self.close();

};