Adenine

also running into this issue, any known workarounds for this aside from editing the dear imgui source?

Of the examples in the winit repo, control_flow (only when set to 3/poll or when redraw requested is enabled), pump_events, and run_on_demand, exhibit the behavior, while child_window and window do...

`window` indeed does not do it, only `control_flow`, `pump_events`, and `run_on_demand`. Not really sure what you mean abt hardware acceleration surfaces, other applications I know are using metal do not...

Just tested this using the sdl2 crate, specifically [this](https://github.com/Noahnoah55/rust-sdl2/tree/master) variant of it since it doesn't work with wgpu on main rn, and it doesn't have this issue, It is slightly...

> I think this might be a duplicate of #1737. I saw this too but the last comment says it doesn't apply with rectangle so i figured it was different,...

> But winit itself in example is not laggy as you said with the way it's doing things and its `window` example with the desired control flow is not laggy...

Rectangle snaps to various locations in the screen, similar to how on windows if you drag a window to the side it will snap to filling half of the screen....

@bschwind Thanks, this works really well,, idk about your system, it looks like you're potentially getting the desired fps from the monitor, but the maximum variance I've noticed when resizing...