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module test001()
{
function r_from_dia(d) = d / 2;
module rotcy(rot, r, h) {
rotate(90, rot) cylinder(r = r, h = h, center = true);
}
difference() {
sphere(r = r_from_dia(size));
rotcy([0 0 0], cy_r, cy_h);
rotcy([1 0 0], cy_r, cy_h);
rotcy([ 0 1 0], cy_r, cy_h);
}
size = 50;
hole = 25;
cy_r = r_from_dia(hole);
cy_h = r_from_dia(size * 2.5);
}
module test002()
{
intersection() {
difference() {
union() {
cube([30 30 30], center = true);
translate([0 0 -25])
cube([15 15 50], center = true);
}
union() {
cube([50 10 10], center = true);
cube([10 50 10], center = true);
cube([10 10 50], center = true);
}
}
translate([0 0 5])
cylinder(h = 50, r1 = 20, r2 = 5, center = true);
}
}
module test003()
{
difference() {
union() {
cube([30 30 30], center = true);
cube([40 15 15], center = true);
cube([15 40 15], center = true);
cube([15 15 40], center = true);
}
union() {
cube([50 10 10], center = true);
cube([10 50 10], center = true);
cube([10 10 50], center = true);
}
}
}
module test004()
{
difference() {
cube(30, center = true);
sphere(20);
}
}
module test005()
{
translate([0 0 -120]) {
difference() {
cylinder(h = 50, r = 100);
translate([0 0 10]) cylinder(h = 50, r = 80);
translate([100 0 35]) cube(50, center = true);
}
for (i = [0:5]) {
echo(360*i/6, sin(360*i/6)*80, cos(360*i/6)*80);
translate([sin(360*i/6)*80, cos(360*i/6)*80, 0 ])
cylinder(h = 200, r=10);
}
translate([0 0 200])
cylinder(h = 80, r1 = 120, r2 = 0);
}
}
module test006()
{
module edgeprofile()
{
render() difference() {
cube([20 20 150], center = true);
translate([-10 -10 0])
cylinder(h = 150, r = 10, center = true);
}
}
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 -30], [-20 0], [-20 +30], [+20 -30], [+20 0], [+20 +30] ] ],
[ 270, 0, [ [0 0], [-30 -30], [+30 -30], [-30 +30], [+30 +30] ] ],
[ 0, 90, [ [-30 -30], [0 0], [+30 +30] ] ],
[ 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);
}
}
}
test006();
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