mirror of
https://github.com/nophead/NopSCADlib.git
synced 2025-01-17 13:38:16 +01:00
1f55097bdd
Sweep now distbutes twists in proportion to segments lengths. Added spiral_paths(), segmented_path() and rounded_path_vertices() functions. Added show_path(path) module.
65 lines
2.0 KiB
OpenSCAD
65 lines
2.0 KiB
OpenSCAD
//
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// NopSCADlib Copyright Chris Palmer 2018
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// nop.head@gmail.com
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// hydraraptor.blogspot.com
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//
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// This file is part of NopSCADlib.
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//
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// NopSCADlib is free software: you can redistribute it and/or modify it under the terms of the
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// GNU General Public License as published by the Free Software Foundation, either version 3 of
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// the License, or (at your option) any later version.
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//
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// NopSCADlib is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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// without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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// See the GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License along with NopSCADlib.
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// If not, see <https://www.gnu.org/licenses/>.
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//
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include <../utils/core/core.scad>
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use <../utils/sweep.scad>
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use <../utils/maths.scad>
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use <../utils/bezier.scad>
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L_points = [[0, 5, 0], [ 2, 5, 0], [2, 2, 0], [10, 2, 0], [10, 0, 0], [0, 0, 0]];
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rad = 90;
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loop = circle_points(rad, $fn = 180);
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loop_x = transform_points(loop, rotate([90, -90, $t * 360]));
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loop_y = transform_points(loop, rotate([0, -90, $t * 360]));
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loop_z = transform_points(loop, rotate([$t * 360, 0, 0]));
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color("yellow") {
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sweep(loop_z, L_points, loop = true);
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sweep(loop_x, L_points, loop = true);
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sweep(loop_y, L_points, loop = true);
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}
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knot = [ for(i=[0:.2:359])
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[ (19*cos(3*i) + 40)*cos(2*i),
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(19*cos(3*i) + 40)*sin(2*i),
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19*sin(3*i) ] ];
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color("red") sweep(knot, L_points, loop = true);
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p = transform_points([[0,0,0], [20,0,5], [10,30,4], [0,0,0], [0,0,20]], scale(10));
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n = 100;
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path = bezier_path(p, n);
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color("blue") rotate(45) sweep(path, circle_points(5, $fn = 64));
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vertices = [[-170, 0, 0], [-170, 170, 0], 10, [-170, 170, 30], 20, [-50, 170, 31], 10, [-130, 100, 40]];
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rounded_path = rounded_path(vertices);
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show_path(rounded_path_vertices(vertices));
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paths = spiral_paths(rounded_path, 2, 1.5, 15, 0);
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for(i = [0 : len(paths) - 1])
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color(["red", "green"][i])
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sweep(paths[i], circle_points(1.5, $fn = 64));
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