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refactor: vector can be compared

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Justin Lin
2022-04-14 18:01:23 +08:00
parent 67745a8edf
commit 1838104e4b
1 changed files with 2 additions and 4 deletions
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6
src/__comm__/_convex_hull2.scad
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@@ -23,9 +23,7 @@ function _convex_hull_upper_m(chain, p, m, t) =
function _convex_hull_upper_chain(points, chain, m, t, i) = function _convex_hull_upper_chain(points, chain, m, t, i) =
i < 0 ? chain : i < 0 ? chain :
let( let(current_m = _convex_hull_upper_m(chain, points[i], m, t))
current_m = _convex_hull_upper_m(chain, points[i], m, t)
)
_convex_hull_upper_chain( _convex_hull_upper_chain(
points, points,
[each slice(chain, 0, current_m), points[i]], [each slice(chain, 0, current_m), points[i]],
@@ -36,7 +34,7 @@ function _convex_hull_upper_chain(points, chain, m, t, i) =
function _convex_hull2(points) = function _convex_hull2(points) =
let( let(
sorted = sort(points, by = function(p1, p2) p1.x < p2.x || (p1.x == p2.x && p1.y < p2.y) ? -1 : 1), sorted = sort(points, by = function(p1, p2) p1 < p2 ? -1 : 1),
leng = len(sorted), leng = len(sorted),
lwr_ch = _convex_hull_lower_chain(sorted, leng, [], 0, 0), lwr_ch = _convex_hull_lower_chain(sorted, leng, [], 0, 0),
leng_lwr_ch = len(lwr_ch), leng_lwr_ch = len(lwr_ch),