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use polyline_join

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This commit is contained in:
Justin Lin
2021-10-08 09:36:01 +08:00
parent e9440e55d6
commit a14c5676d4
36 changed files with 158 additions and 136 deletions
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11
examples/spiral/nautilus_shell.scad
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@@ -1,5 +1,5 @@
use <ptf/ptf_rotate.scad>;
use <hull_polyline2d.scad>;
use <polyline_join.scad>;
use <bezier_curve.scad>;
use <ellipse_extrude.scad>;
@@ -19,8 +19,10 @@ module nautilus_shell(chambered_section_max_angle, steps, thickness) {
ptf_rotate([r(a), 0], a)
];
half_thickness = thickness / 2;
render() {
hull_polyline2d(spiral, thickness);
polyline_join(spiral)
circle(half_thickness);
for(a = [a_step:a_step * 2:chambered_section_max_angle]) {
a2 = a + 360;
@@ -29,9 +31,8 @@ module nautilus_shell(chambered_section_max_angle, steps, thickness) {
p2 = ptf_rotate((p1 + ptf_rotate([r(a2), 0], a2)) * .6, -5);
p3 = ptf_rotate([r(a3), 0], a3);
hull_polyline2d(bezier_curve(0.1,
[p1, p2, p3]
), thickness);
polyline_join(bezier_curve(0.1, [p1, p2, p3]))
circle(half_thickness);
}
}