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mirror of https://github.com/JustinSDK/dotSCAD.git synced 2025-01-17 14:18:13 +01:00
This commit is contained in:
Justin Lin 2022-05-07 13:57:11 +08:00
parent 015c2ba7ce
commit 03287724ff

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@ -14,12 +14,12 @@ function tri_circumcenter(shape_pts) =
p1 = shape_pts[1],
p2 = shape_pts[2],
v0 = p1 - p0,
d0 = (p1 + p0) / 2 * v0,
v1 = p2 - p1,
d0 = (p1 + p0) / 2 * v0,
d1 = (p2 + p1) / 2 * v1,
det = -cross(v0 , v1)
)
det == 0 ? undef : [
(d1 * v0.y - d0 * v1.y) / det,
(d0 * v1.x - d1 * v0.x) / det
cross([d1, d0], [v1.y, v0.y]),
cross([d0, d1], [v0.x, v1.x]) / det
];