import { SimpleViewerScene } from "./simple_viewer_scene.js";
/**
 * Handler for drop events.
 *
 * @param scene The scene this drop handler is for.
 * @param event The event to handle.
 */
export declare function dropHandler(scene: SimpleViewerScene, event: DragEvent): void;
/**
 * Initialise the viewer.
 *
 * @return {void}
 */
export declare function initViewer(): SimpleViewerScene;
/**
 * Initialise the viewer with a GL context.
 *
 * @param {WebGLRenderingContext} context The GL context to use.
 * @param width
 * @param height
 * @return {void}
 */
export declare function initViewerWithGLContext(context: WebGLRenderingContext, width: number, height: number): SimpleViewerScene;
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