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re-org var

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This commit is contained in:
Justin Lin
2022-05-15 10:20:20 +08:00
parent ee9b198036
commit cf32517302
1 changed files with 1 additions and 2 deletions
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src/util/swap.scad
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@@ -11,13 +11,12 @@
function swap(lt, i, j) = function swap(lt, i, j) =
i == j ? lt : i == j ? lt :
let( let(
leng = len(lt),
ab = i < j ? [i, j] : [j, i], ab = i < j ? [i, j] : [j, i],
a = ab[0], a = ab[0],
b = ab[1] b = ab[1]
) )
[ [
for(i = [0:leng - 1]) for(i = [0:len(lt) - 1])
if(i == a) lt[b] if(i == a) lt[b]
else if(i == b) lt[a] else if(i == b) lt[a]
else lt[i] else lt[i]