tangent/lume
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Removed "len" argument from lume.pingpong()

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rxi 2014-02-27 23:35:07 +00:00
parent 02cdf32bdd
commit 3eec98906b
2 changed files with 5 additions and 5 deletions
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4
README.md
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@ -33,8 +33,8 @@ range of 0 - 1; if `amount` is outside of this range it is clamped.
Similar to `lume.lerp()` but uses cosine interpolation instead of linear Similar to `lume.lerp()` but uses cosine interpolation instead of linear
interpolation. interpolation.
### lume.pingpong(x, len) ### lume.pingpong(x)
Ping-pongs the value `x` between 0 and `len`. Ping-pongs the value `x` between 0 and 1.
### lume.distance(x1, y1, x2, y2) ### lume.distance(x1, y1, x2, y2)
Returns the distance between the two points. Returns the distance between the two points.

6
lume.lua
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@ -7,7 +7,7 @@
-- under the terms of the MIT license. See LICENSE for details. -- under the terms of the MIT license. See LICENSE for details.
-- --
local lume = { _version = "1.0.1" } local lume = { _version = "1.0.2" }
function lume.clamp(x, min, max) function lume.clamp(x, min, max)
@ -36,8 +36,8 @@ function lume.smooth(a, b, amount)
end end
function lume.pingpong(x, len) function lume.pingpong(x)
return (1 - math.abs(1 - x % 2)) * (len or 1) return 1 - math.abs(1 - x % 2)
end end