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heestand-xyz/range.swift

Last active October 24, 2018 12:40
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Range
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range.swift
func range(_ val: CGFloat, low: CGFloat, high: CGFloat, clamp: Bool = true, toLow: CGFloat = 0.0, toHigh: CGFloat = 1.0) -> CGFloat {
var norm = (val - low) / (high - low)
if clamp { norm = min(max(norm, 0.0), 1.0) }
return toLow + norm * (toHigh - toLow)
}
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