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refactor

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This commit is contained in:
Justin Lin
2022-05-07 13:37:11 +08:00
parent 2ffb27095e
commit 5f3802951f
2 changed files with 9 additions and 9 deletions
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5
src/triangle/_impl/_tri_ear_clipping_impl.scad
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@@ -13,10 +13,9 @@ function _triangulate_snipable(shape_pts, u, v, w, n, indices, epsilon = 0.0001)
let(
a = shape_pts[indices[u]],
b = shape_pts[indices[v]],
c = shape_pts[indices[w]],
determinant = cross([b.x - a.x, b.y - a.y], [c.x - a.x, c.y - a.y])
c = shape_pts[indices[w]]
)
epsilon <= determinant && _triangulate_snipable_sub(shape_pts, n, u, v, w, a, b, c, indices);
epsilon <= cross(b - a, c - a) && _triangulate_snipable_sub(shape_pts, n, u, v, w, a, b, c, indices);
function _triangulate_snipable_sub(shape_pts, n, u, v, w, a, b, c, indices, p = 0) =
p == n || (

13
src/triangle/tri_incenter.scad
View File

@@ -15,13 +15,14 @@ function tri_incenter(shape_pts) =
pc = shape_pts[2],
a = norm(pb - pc),
b = norm(pc - pa),
c = norm(pa - pb)
c = norm(pa - pb),
abc = [a, b, c]
)
(len(pa) == 2 ? [
(a * pa.x + b * pb.x + c * pc.x),
(a * pa.y + b * pb.y + c * pc.y)
abc * [pa.x, pb.x, pc.x],
abc * [pa.y, pb.y, pc.y]
] : [
(a * pa.x + b * pb.x + c * pc.x),
(a * pa.y + b * pb.y + c * pc.y),
(a * pa.z + b * pb.z + c * pc.z)
abc * [pa.x, pb.x, pc.x],
abc * [pa.y, pb.y, pc.y],
abc * [pa.z, pb.z, pc.z]
]) / (a + b + c);