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module foot(radius,wall,len,foot_radius,foot_height,angle,hole_radius,hole_dist,end=true,hole=true,circlet=true) {
cut_h = (radius+wall)*sin(angle);
cut_r = (radius+wall)/cos(angle);
difference() {
union() {
difference() {
rotate([0,angle,0]) cylinder(r=radius + wall, h = len);
translate([0,0,-cut_h]) cylinder(r=cut_r, h=cut_h);
}
translate([0,0,-0.01]) cylinder(r = foot_radius, h = foot_height);
if (circlet) {
translate([-(wall+radius),0,foot_height+2]) rotate([90, 0, 0]) difference() {
cylinder(r=8, h=4, center=true);
cylinder(r=4, h=5, center=true);
}
}
if (end) {
translate([cut_r,0,radius+wall]) rotate([0,90,0])
cylinder(r=radius + wall, h = len);
}
}
if (circlet) {
rotate([0, angle, 0]) translate([0,0, radius * sin(angle) + foot_height]) cylinder(r = radius, h = len);
}
if (hole) {
translate([0,foot_radius - hole_dist,-1]) cylinder(r=hole_radius, h=foot_height + 2);
translate([0,-foot_radius + hole_dist,-1]) cylinder(r=hole_radius, h=foot_height + 2);
}
if (end) {
translate([cut_r+wall/2,0,radius+wall]) rotate([0,90,0])
translate([0,0,wall]) cylinder(r=radius, h=len);
}
}
}
module t_connector(radius, wall, len, angle) {
rotate([90,0,0]) difference() {
union() {
cylinder(r=radius + wall, h=len*2, center=true);
rotate([0, angle, 0]) cylinder(r=radius + wall, h=len);
}
translate([0,0,len/2+wall/2]) cylinder(r=radius, h=len, center=true);
translate([0,0,-len/2-wall/2]) cylinder(r=radius, h=len, center=true);
rotate([0, angle, 0]) translate([0, 0, radius+wall]) cylinder(r=radius, h=len);
}
}
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