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Merge pull request #4 from sorucoder/develop-1.8 

Added util.signum, util.clamp, and fixed util.round
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kepler155c 2018-12-09 00:40:15 -05:00 committed by GitHub
parent 70a98e33d7 3c9f03477a
commit 68217cfd52
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1 changed files with 21 additions and 1 deletions
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22
sys/apis/util.lua
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@ -109,10 +109,30 @@ function Util.checkMinecraftVersion(minVersion)
return convert(version) >= convert(tostring(minVersion))
end
function Util.signum(num)
if num > 0 then
return 1
elseif num < 0 then
return -1
else
return 0
end
end
function Util.clamp(lo, n, hi)
if num <= lo then
return lo
elseif num >= hi then
return hi
else
return n
end
end
-- http://lua-users.org/wiki/SimpleRound
function Util.round(num, idp)
local mult = 10^(idp or 0)
return math.floor(num * mult + 0.5) / mult
return util.signum(num) * math.floor(math.abs(num) * mult + 0.5) / mult
end
function Util.random(max, min)