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Justin Lin
2021-11-29 10:01:00 +08:00
parent 55e64dcb53
commit 39cbc9a069
1 changed files with 3 additions and 1 deletions
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src/lemniscate_curve.scad
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@@ -34,6 +34,8 @@ translate([0, 30, 0])
*/ */
// based on Lemniscate of Gerono https://en.wikipedia.org/wiki/Lemniscate#Lemniscate_of_Gerono
function lemniscate_curve(t_step, a = 2, b = 1, c = 1) = function lemniscate_curve(t_step, a = 2, b = 1, c = 1) =
[ [
for(t = [0:t_step:360 - t_step]) for(t = [0:t_step:360 - t_step])
@@ -41,5 +43,5 @@ function lemniscate_curve(t_step, a = 2, b = 1, c = 1) =
sint = sin(t), sint = sin(t),
cost = cos(t) cost = cos(t)
) )
[a * sint, b * sint * cost, c * cost] [a * sint, b * sint * cost , c * cost]
]; ];