import 'package:flutter/cupertino.dart'; const _spring = SpringDescription( mass: 40, stiffness: 100, damping: 1, ); // https://stackoverflow.com/a/74453792 class FastScrollPhysics extends ScrollPhysics { const FastScrollPhysics({super.parent}); @override FastScrollPhysics applyTo(ScrollPhysics? ancestor) { return FastScrollPhysics(parent: buildParent(ancestor)); } @override SpringDescription get spring => _spring; } class FastClampingScrollPhysics extends ClampingScrollPhysics { const FastClampingScrollPhysics({super.parent}); @override FastClampingScrollPhysics applyTo(ScrollPhysics? ancestor) { return FastClampingScrollPhysics(parent: buildParent(ancestor)); } @override SpringDescription get spring => _spring; }