c3cat/catears-v2
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tessaK9 2026-03-08 20:46:02 +01:00
commit d626840450
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include <globals.scad>
module partial_ring(part, radius, thickness, height) {
rotate(180-180*part, [0, 0, 1])
rotate_extrude(angle=360*part)
translate([radius, 0]){
polygon(points = [[thickness/2,height/2-0.5],
[thickness/2-0.5,height/2],
[-thickness/2+0.5,height/2],
[-thickness/2,height/2-0.5],
[-thickness/2,-height/2+0.5],
[-thickness/2+0.5,-height/2],
[thickness/2-0.5,-height/2],
[thickness/2,-height/2+0.5]]);
}
}
module headband(size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, rake_depth=RAKE_DEPTH, rake_width=RAKE_WIDTH, rake_stretch=RAKE_STRETCH, rake_chamfer=RAKE_CHAMFER, with_rake=true) {
union() {
union() {
color("purple")
partial_ring(part, radius=size, thickness=thickness, height=height);
rotate( 90-180*part, [0, 0, 1])
translate([stretch_len/2, size, 0]) {
color("orange"){
rotate(90,[0,1,0]){
rotate(90, [0,0,1]){
linear_extrude(stretch_len, center = true, convexity = 10){
polygon(points = [[thickness/2,height/2-0.5],
[thickness/2-0.5,height/2],
[-thickness/2+0.5,height/2],
[-thickness/2,height/2-0.5],
[-thickness/2,-height/2+0.5],
[-thickness/2+0.5,-height/2],
[thickness/2-0.5,-height/2],
[thickness/2,-height/2+0.5]]);
}
}
}
}
color("purple") translate([stretch_len/2, tip_bend, 0])
rotate(90+180*tip_len, [0, 0, 1])
partial_ring(
part=tip_len,
radius=tip_bend,
thickness=thickness,
height=height
);
}
rotate(-90+180*part, [0, 0, 1])
translate([stretch_len/2, -size, 0]) {
color("orange"){
rotate(90,[0,1,0]){
rotate(90, [0,0,1]){
linear_extrude(stretch_len, center = true, convexity = 10){
polygon(points = [[thickness/2,height/2-0.5],
[thickness/2-0.5,height/2],
[-thickness/2+0.5,height/2],
[-thickness/2,height/2-0.5],
[-thickness/2,-height/2+0.5],
[-thickness/2+0.5,-height/2],
[thickness/2-0.5,-height/2],
[thickness/2,-height/2+0.5]]);
}
}
}
}
color("purple")
scale([1, -1, 1])
translate([stretch_len/2, tip_bend, 0])
rotate(90+180*tip_len, [0, 0, 1])
partial_ring(
part=tip_len,
radius=tip_bend,
thickness=thickness,
height=height
);
}
}
if (with_rake) for (i=[-size/2:size/2]) {
rotate(i*2-rake_width/2, [0, 0, 1])
intersection() {
scale([1, 1, rake_stretch/(rake_depth/height)])
translate([0, rake_width/2, 0])
rotate_extrude(angle=rake_width)
translate([rake_depth/2-size+thickness/2, 0, 0])
scale([1, 0.5, 1])
circle(r=rake_depth, $fn=3);
translate([rake_depth/2-size+thickness/2-rake_chamfer, 0, 0])
color("red")
cube([2*rake_depth, rake_width, height], center=true);
}
}
}
}