API Reference > imodeljs-frontend > Views > Viewport > renderFrame renderFrame Method Renders the contents of this viewport. This method performs only as much work as necessary based on what has changed since the last frame. If nothing has changed since the last frame, nothing is rendered. renderFrame(): void note This method should almost never be invoked directly - it is invoked on your behalf by ViewManager's render loop. Returns - void Defined in core/frontend/src/Viewport.ts Line 2236 Last Updated: 12 June, 2024