16 lines
434 B
Go
16 lines
434 B
Go
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package physics
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// Lerp performs linear interpolation between two numbers.
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//
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// a and b are the two bounds of the number, and t is a fraction between 0 and
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// 1 that will return a number between a and b. If t=0, returns a; if t=1,
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// returns b.
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func Lerp(a, b, t float64) float64 {
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return (1.0-t)*a + t*b
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}
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// LerpInt runs lerp using integers.
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func LerpInt(a, b int, t float64) float64 {
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return Lerp(float64(a), float64(b), t)
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}
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