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module example006()
{
module edgeprofile()
{
render(convexity = 2) difference() {
cube([20, 20, 150], center = true);
translate([-10, -10, 0])
cylinder(h = 80, r = 10, center = true);
translate([-10, -10, +40])
sphere(r = 10);
translate([-10, -10, -40])
sphere(r = 10);
}
}
difference()
{
cube(100, center = true);
for (rot = [ [0, 0, 0], [1, 0, 0], [0, 1, 0] ]) {
rotate(90, rot)
for (p = [[+1, +1, 0], [-1, +1, 90], [-1, -1, 180], [+1, -1, 270]]) {
translate([ p[0]*50, p[1]*50, 0 ])
rotate(p[2], [0, 0, 1])
edgeprofile();
}
}
for (i = [
[ 0, 0, [ [0, 0] ] ],
[ 90, 0, [ [-20, -20], [+20, +20] ] ],
[ 180, 0, [ [-20, -25], [-20, 0], [-20, +25], [+20, -25], [+20, 0], [+20, +25] ] ],
[ 270, 0, [ [0, 0], [-25, -25], [+25, -25], [-25, +25], [+25, +25] ] ],
[ 0, 90, [ [-25, -25], [0, 0], [+25, +25] ] ],
[ 0, -90, [ [-25, -25], [+25, -25], [-25, +25], [+25, +25] ] ]
]) {
rotate(i[0], [0, 0, 1]) rotate(i[1], [1, 0, 0]) translate([0, -50, 0])
for (j = i[2])
translate([j[0], 0, j[1]]) sphere(10);
}
}
}
example006();
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