openscad/dotSCAD
1
0
Fork 0
mirror of https://github.com/JustinSDK/dotSCAD.git synced 2025-01-17 22:28:16 +01:00
Code Issues Releases Wiki Activity

optimization

Browse Source
This commit is contained in:
Justin Lin 2022-05-02 09:05:07 +08:00
parent 99ee4e4e74
commit f791eccf25
1 changed files with 11 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
src/noise/_impl/_nz_cell_impl.scad
View File

@ -18,15 +18,15 @@ function _nz_cell_classic(cells, p, dist) =
function _nz_cell_border(cells, p) =
let(
dists = [
for(cell = cells)
[each cell, norm(cell - p)]
],
idx = len(cells[0]),
sorted_dists = sorted(dists, key = function(elem) elem[idx]),
sorted0 = sorted_dists[0],
sorted1 = sorted_dists[1],
a = [for(i = [0:idx - 1]) sorted0[i]],
m = (a + [for(i = [0:idx - 1]) sorted1[i]]) / 2
dists = [for(cell = cells) norm(cell - p)],
m1 = min(dists),
i1 = search(m1, dists)[0],
dists2 = [for(i = [0:len(dists) - 1]) if(i != i1) dists[i]],
cells2 = [for(i = [0:len(cells) - 1]) if(i != i1) cells[i]],
m2 = min(dists2),
i2 = search(m2, dists2)[0],
fst = cells[i1],
snd = cells2[i2],
m = (fst + snd) / 2
)
(p - m) * (a - m);
(p - m) * (fst - m);