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embd/util/map.go

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2014-01-05 22:04:19 +01:00
// Package util contains utility functions.
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package util
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// Map re-maps a number from one range to another.
//
// Example:
//
// val := Map(angle, 0, 180, 1000, 2000)
//
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func Map(x, inmin, inmax, outmin, outmax int64) int64 {
return (x-inmin)*(outmax-outmin)/(inmax-inmin) + outmin
}