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use built-in PI

This commit is contained in:
Justin Lin 2019-06-11 09:02:41 +08:00
parent d581e60678
commit a56d443686

View File

@ -1,3 +1,3 @@
function __frags(radius) = $fn > 0 ?
($fn >= 3 ? $fn : 3) :
max(min(360 / $fa, radius * 6.28318 / $fs), 5);
max(min(360 / $fa, radius * PI * 2 / $fs), 5);