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mirror of https://github.com/JustinSDK/dotSCAD.git synced 2025-08-01 04:20:27 +02:00
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Justin Lin
2021-04-17 16:52:36 +08:00
parent fdc09bc8be
commit bc2421a9d9

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use <experimental/_impl/_voronoi2d_lines_impl.scad>;
use <experimental/tri_delaunay.scad>;
use <experimental/tri_circumcircle.scad>;
function voronoi_lines(points) =
let(
tris = [
for(idxes = tri_delaunay(points))
[points[idxes[0]], points[idxes[1]], points[idxes[2]]]
],
lines = [for(me = tris)
let(
nbrs = _voronoi2d_lines_tri_neighbors(tris, me),
circumcircle_cpts = [
for(nbr = concat([me], nbrs))
tri_circumcircle(nbr)[0]
],
leng = len(circumcircle_cpts),
lines = leng <= 1 ? [] :
[
for(i = [1:len(circumcircle_cpts) - 1])
[circumcircle_cpts[0], circumcircle_cpts[i]]
]
)
each lines
]
)
_voronoi2d_lines_dedup_lines(lines);