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Resectioned distributors and vnf.

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Error msg fix in shapes2d
section tweak in transforms
fixed polygon_line_intersection
This commit is contained in:
Adrian Mariano
2021-09-15 16:30:04 -04:00
parent 4f8ebb2e80
commit 33ca0d4a69
5 changed files with 618 additions and 488 deletions
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shapes2d.scad
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@@ -1556,12 +1556,12 @@ function star(n, r, ir, d, or, od, id, step, realign=false, align_tip, align_pit
assert(is_undef(align_tip) || is_vector(align_tip))
assert(is_undef(align_pit) || is_vector(align_pit))
assert(is_undef(align_tip) || is_undef(align_pit), "Can only specify one of align_tip and align_pit")
assert(is_def(n), "Must specify number of points, n")
let(
r = get_radius(r1=or, d1=od, r=r, d=d),
count = num_defined([ir,id,step]),
stepOK = is_undef(step) || (step>1 && step<n/2)
)
assert(is_def(n), "Must specify number of points, n")
assert(count==1, "Must specify exactly one of ir, id, step")
assert(stepOK, n==4 ? "Parameter 'step' not allowed for 4 point stars"
: n==5 || n==6 ? str("Parameter 'step' must be 2 for ",n," point stars")