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Cleanup of path_resample, add tests for round_corners, fix

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bezier_curve and arc to always return n points for either endpoint
setting.
This commit is contained in:
Adrian Mariano
2021-04-02 16:59:29 -04:00
parent 36fed2c670
commit dd13967049
5 changed files with 30 additions and 22 deletions
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4
shapes2d.scad
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@@ -533,7 +533,7 @@ module dashed_stroke(path, dashpat=[3,3], width=1, closed=false) {
function arc(N, r, angle, d, cp, points, width, thickness, start, wedge=false, long=false, cw=false, ccw=false, endpoint=true) =
assert(is_bool(endpoint))
!endpoint ? assert(!wedge, "endpoint cannot be false if wedge is true")
list_head(arc(N,r,angle,d,cp,points,width,thickness,start,wedge,long,cw,ccw,true)) :
list_head(arc(N+1,r,angle,d,cp,points,width,thickness,start,wedge,long,cw,ccw,true)) :
assert(is_undef(N) || is_integer(N), "Number of points must be an integer")
// First try for 2D arc specified by width and thickness
is_def(width) && is_def(thickness)? (
@@ -1875,7 +1875,7 @@ function reuleaux_polygon(N=3, r, d, anchor=CENTER, spin=0) =
sa = ca + 180 + (90/N),
ea = ca + 180 - (90/N),
cp = polar_to_xy(r, ca)
) each arc(N=ssegs, r=slen, cp=cp, angle=[sa,ea], endpoint=false)
) each arc(N=ssegs-1, r=slen, cp=cp, angle=[sa,ea], endpoint=false)
],
anchors = [
for (i = [0:1:N-1]) let(