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bug fix

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This commit is contained in:
Adrian Mariano
2021-10-09 22:26:56 -04:00
parent ec02676267
commit 42611d207a
2 changed files with 17 additions and 4 deletions
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6
regions.scad
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@@ -715,9 +715,7 @@ function _point_dist(path,pathseg_unit,pathseg_len,pt) =
function _offset_region(region, r, delta, chamfer, check_valid, quality,closed,return_faces,firstface_index,flip_faces) =
let(
//dg= echo(region=region),
reglist = [for(R=region_parts(region)) is_path(R) ? [R] : R],
//fdsa= echo(reglist),
ofsregs = [for(R=reglist)
[for(i=idx(R)) offset(R[i], r=u_mul(i>0?-1:1,r), delta=u_mul(i>0?-1:1,delta), chamfer=chamfer, check_valid=check_valid,
quality=quality,closed=true)]]
@@ -993,8 +991,9 @@ function _tag_subpaths(region1, region2, eps=EPSILON, SUtags=true) =
points = flatten(region1),
tree = len(points)>0 ? vector_search_tree(points): undef
)
[for(path=region1)
[for(p=region1)
let(
path = deduplicate(p),
self_int = is_undef(tree)?[]:[for(i=idx(path)) if (len(vector_search(path[i], eps, tree))>1) [i,0]],
subpaths = split_path_at_region_crossings(path, region2, eps=eps, extra=self_int)
)
@@ -1108,7 +1107,6 @@ function difference(regions=[],b=undef,c=undef,eps=EPSILON) =
// for (shape = [shape1,shape2]) color("red") stroke(shape, width=0.5, closed=true);
// color("green") region(intersection(shape1,shape2));
function intersection(regions=[],b=undef,c=undef,eps=EPSILON) =
// echo(regions=regions)
b!=undef? intersection(concat([regions],[b],c==undef?[]:[c]),eps=eps)
: len(regions)==0 ? []
: len(regions)==1? regions[0]