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21 lines
704 B
OpenSCAD
21 lines
704 B
OpenSCAD
include <BOSL2/std.scad>
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include <BOSL2/beziers.scad>
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// Makes a pseudo-sphere from a rectangular patch and its mirror.
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s = 50/sqrt(2);
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d = [[1,1,0],[-1,1,0],[-1,-1,0],[1,-1,0]];
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p = s * d;
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q = s * 0.55 * d;
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u = s * 2.5 * UP;
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patch1 = [
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[p[2], p[2]+q[3], p[3]+q[2], p[3] ],
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[p[2]+q[1], p[2]+q[2]+u, p[3]+q[3]+u, p[3]+q[0]],
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[p[1]+q[2], p[1]+q[1]+u, p[0]+q[0]+u, p[0]+q[3]],
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[p[1], p[1]+q[0], p[0]+q[1], p[0] ],
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];
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patch2 = bezier_patch_reverse(zflip(p=patch1));
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//vnf_polyhedron([bezier_vnf(patch1),bezier_vnf(patch2)]);
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debug_bezier_patches([patch1, patch2], splinesteps=16, style="quincunx");
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// vim: expandtab tabstop=4 shiftwidth=4 softtabstop=4 nowrap
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