Enum glutin::MouseScrollDelta 
            
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        [src]
pub enum MouseScrollDelta {
    LineDelta(f32, f32),
    PixelDelta(f32, f32),
}Variants
| LineDelta | Amount in lines or rows to scroll in the horizontal and vertical directions. Positive values indicate movement forward (away from the user) or rightwards. | 
| PixelDelta | Amount in pixels to scroll in the horizontal and vertical direction. Scroll events are expressed as a PixelDelta if supported by the device (eg. a touchpad) and platform. |