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don't deduplicate in is_polygon_clockwise

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Adrian Mariano 2021-10-07 21:32:58 -04:00
parent 9bb22dc7c5
commit a6eeb5025c
1 changed files with 1 additions and 1 deletions
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2
geometry.scad
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@ -1696,7 +1696,7 @@ function _is_cw2(a,b,c,eps=EPSILON) = cross(a-c,b-c)<eps*norm(a-c)*norm(b-c);
// For algorithm see 2.07 here: http://www.faqs.org/faqs/graphics/algorithms-faq/
function is_polygon_clockwise(poly) =
let( poly=deduplicate(poly))
let(
assert(is_path(poly,dim=2), "Input should be a 2d path")
let(
minx = min(poly*[1,0]),