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use assert

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This commit is contained in:
Justin Lin 2022-05-07 13:59:46 +08:00
parent 98a5a64293
commit 7bf7c17b36
1 changed files with 2 additions and 4 deletions
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6
src/triangle/tri_circumcenter.scad
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@ -19,7 +19,5 @@ function tri_circumcenter(shape_pts) =
d1 = (p2 + p1) / 2 * v1,
det = -cross(v0 , v1)
)
det == 0 ? undef : [
cross([d1, d0], [v1.y, v0.y]),
cross([d0, d1], [v0.x, v1.x])
] / det;
assert(det != 0, "shape_pts is not a triangle")
[cross([d1, d0], [v1.y, v0.y]), cross([d0, d1], [v0.x, v1.x])] / det;