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converted 2d pt to 3d pt

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This commit is contained in:
Justin Lin 2017-06-17 17:50:11 +08:00
parent a02a898899
commit 56facf9e1c
1 changed files with 8 additions and 4 deletions
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12
src/along_with.scad
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@ -13,6 +13,7 @@
include <__private__/__angy_angz.scad>;
include <__private__/__is_vector.scad>;
include <__private__/__to3d.scad>;
module along_with(points, angles, twist = 0, scale = 1.0) {
leng_points = len(points);
@ -30,16 +31,19 @@ module along_with(points, angles, twist = 0, scale = 1.0) {
scale[2] == undef ? 0 : (scale[2] - 1) / leng_points_minus_one
] : scale_step();
function _path_angles(i = 0) =
function _path_angles(pts, i = 0) =
i == leng_points_minus_one ?
[] :
concat(
[__angy_angz(points[i], points[i + 1])],
_path_angles(i + 1)
[__angy_angz(pts[i], pts[i + 1])],
_path_angles(pts, i + 1)
);
function path_angles() =
let(angs = _path_angles())
let(
pts = len(points[0]) == 3 ? points : [for(pt = points) __to3d(pt)],
angs = _path_angles(pts)
)
concat(
[[0, -angs[0][0], angs[0][1]]],
[for(a = angs) [0, -a[0], a[1]]]