import invariant from "invariant"; import {NativeModules} from "react-native"; const {UIManager} = NativeModules; const {GLCanvas} = UIManager; invariant(GLCanvas, `gl-react-native: the native module is not available. Make sure you have properly configured it. See README install instructions. React.NativeModules.UIManager.GLCanvas is %s`, GLCanvas); const {Commands} = GLCanvas; module.exports = (handle, config) => UIManager.dispatchViewManagerCommand(handle, Commands.captureFrame, [ config ]);