Method clampScroll

io/input/pointer.go:337–341

clampScroll splits a scroll distance in the remaining scroll and the scroll accepted by the filter.

(scroll f32.Point)

// clampScroll splits a scroll distance in the remaining scroll and the
// scroll accepted by the filter.
func (p *pointerFilter) clampScroll(scroll f32.Point) (left, scrolled f32.Point) {
	left.X, scrolled.X = clampSplit(scroll.X, p.scrollX.Min, p.scrollX.Max)
	left.Y, scrolled.Y = clampSplit(scroll.Y, p.scrollY.Min, p.scrollY.Max)
	return
}

func clampSplit(v float32, min, max int) (float32, float32) {
	if m := float32(max); v > m {