regolancer/helper.go at master - regolancer - blob42 source forge

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 package main
 func absoluteDeltaPPM(base, amt int64) (deltaPPM int64) {
 	deltaPPM = (base - amt) * 1e6 / base
 	if deltaPPM < 0 {
 		return -deltaPPM
 	}
 	return deltaPPM
 }