@google/model-viewer/lib/types/offscreencanvas.d.ts

Easily display interactive 3D models on the web and in AR!

declare interface OffscreenCanvas {
    getContext(contextId: 'webgl' | 'experimental-webgl', contextAttributes?: WebGLContextAttributes): WebGLRenderingContext | null;
}
declare interface Window {
    OffscreenCanvas?: Constructor<OffscreenCanvas>;
}