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renamed is_region_simple to is_valid_region and fixed bugs and added examples

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fixed bugs in pair and triplet and added degenerate test cases
This commit is contained in:
Adrian Mariano
2021-11-03 22:30:01 -04:00
parent 530f3b3449
commit fe0586180e
8 changed files with 175 additions and 35 deletions
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2
drawing.scad
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@@ -554,6 +554,7 @@ function dashed_stroke(path, dashpat=[3,3], closed=false) =
module dashed_stroke(path, dashpat=[3,3], width=1, closed=false) {
no_children($children);
segs = dashed_stroke(path, dashpat=dashpat*width, closed=closed);
for (seg = segs)
stroke(seg, width=width, endcaps=false);
@@ -731,6 +732,7 @@ module arc(N, r, angle, d, cp, points, width, thickness, start, wedge=false)
// stroke(helix(turns=-2.5, h=100, r=50), dots=true, dots_color="blue");
// Example(3D): Flat helix (note points are still 3d)
// stroke(helix(h=0,r1=50,r2=25,l=0, turns=4));
module helix(l,h,turns,angle, r, r1, r2, d, d1, d2) {no_module();}
function helix(l,h,turns,angle, r, r1, r2, d, d1, d2)=
let(
r1=get_radius(r=r,r1=r1,d=d,d1=d1,dflt=1),