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Renamed orient_and_anchor() to attachable() and refactored arguments and internals.

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Revar Desmera
2020-02-29 13:16:15 -08:00
parent 5d1865dc77
commit 6651e1be42
25 changed files with 720 additions and 335 deletions
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15
beziers.scad
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@@ -468,10 +468,11 @@ module bezier_polygon(bezier, splinesteps=16, N=3) {
// [ 25, -15], [-10, 0]
// ];
// linear_sweep_bezier(bez, height=20, splinesteps=32);
module linear_sweep_bezier(bezier, height=100, splinesteps=16, N=3, center=undef, convexity=undef, twist=undef, slices=undef, scale=undef, anchor=BOTTOM, spin=0, orient=UP) {
module linear_sweep_bezier(bezier, height=100, splinesteps=16, N=3, center, convexity, twist, slices, scale, anchor, spin=0, orient=UP) {
maxx = max([for (pt = bezier) abs(pt[0])]);
maxy = max([for (pt = bezier) abs(pt[1])]);
orient_and_anchor([maxx*2,maxy*2,height], orient, anchor, spin=spin, center=center, chain=true) {
anchor = get_anchor(anchor,center,BOT,BOT);
attachable(anchor,spin,orient, size=[maxx*2,maxy*2,height]) {
linear_extrude(height=height, center=true, convexity=convexity, twist=twist, slices=slices, scale=scale) {
bezier_polygon(bezier, splinesteps=splinesteps, N=N);
}
@@ -506,11 +507,13 @@ module linear_sweep_bezier(bezier, height=100, splinesteps=16, N=3, center=undef
// rotate_sweep_bezier(path, splinesteps=32, $fn=180);
module rotate_sweep_bezier(bezier, splinesteps=16, N=3, convexity=undef, angle=360, anchor=CENTER, spin=0, orient=UP)
{
maxx = max([for (pt = bezier) abs(pt[0])]);
maxy = max([for (pt = bezier) abs(pt[1])]);
orient_and_anchor([maxx*2,maxx*2,0], orient, anchor, spin=spin, geometry="cylinder", chain=true) {
oline = bezier_polyline(bezier, splinesteps=splinesteps, N=N);
maxx = max([for (pt = oline) abs(pt[0])]);
miny = min(subindex(oline,1));
maxy = max(subindex(oline,1));
attachable(anchor,spin,orient, r=maxx, l=max(abs(miny),abs(maxy))*2) {
rotate_extrude(convexity=convexity, angle=angle) {
bezier_polygon(bezier, splinesteps, N);
polygon(oline);
}
}
}