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Justin Lin
2017-03-23 13:47:20 +08:00
parent f9d077350b
commit 12c8ccf59c
1 changed files with 5 additions and 4 deletions
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9
src/bezier.scad
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@@ -21,21 +21,22 @@ function bezier_coordinate(t, pn, n, i = 0) =
bezier_coordinate(t, pn, n, i + 1)); bezier_coordinate(t, pn, n, i + 1));
function _bezier_point(t, points) = function _bezier_point(t, points) =
let(n = len(points) - 1)
[ [
bezier_coordinate( bezier_coordinate(
t, t,
[points[0][0], points[1][0], points[2][0], points[3][0]], [points[0][0], points[1][0], points[2][0], points[3][0]],
len(points) - 1 n
), ),
bezier_coordinate( bezier_coordinate(
t, t,
[points[0][1], points[1][1], points[2][1], points[3][1]], [points[0][1], points[1][1], points[2][1], points[3][1]],
len(points) - 1 n
), ),
bezier_coordinate( bezier_coordinate(
t, t,
[points[0][2], points[1][2], points[2][2], points[3][2]], [points[0][2], points[1][2], points[2][2], points[3][2]],
len(points) - 1 n
) )
]; ];