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catear_headband v0.5: add chamfering

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user 2024-01-30 21:00:01 +01:00
parent 8b9f7e27e5
commit ebc0c7c0b9
1 changed files with 71 additions and 53 deletions
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36
catear_headband.scad
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@ -1,6 +1,8 @@
include <headband.scad>
module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretch_factor=1.2, debug=false) {
use <headband.scad>
module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretch_factor=1.2, debug=false, chamfer=CHAMFER, chamfer_shape=CHAMFER_SHAPE) {
$A=[0, side_len/2];
$B=[0,-side_len/2];
$C=[-(side_len/2/sin(120))*1.5*stretch_factor, 0];
@ -19,7 +21,9 @@ module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretc
rotate($beta, [0, 0, 1])
translate([0, $a/2, 0])
translate([$bend_offset, 0, 0])
color("#00ffff") partial_ring(
color("#00ffff")
chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape)
partial_ring(
part=$delta/360,
radius=$bend_radius,
thickness=thickness,
@ -29,7 +33,9 @@ module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretc
rotate(-$alpha, [0, 0, 1])
translate([0, -$b/2, 0])
translate([$bend_offset, 0, 0])
color("#ff00ff") partial_ring(
color("#ff00ff")
chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape)
partial_ring(
part=$delta/360,
radius=$bend_radius,
thickness=thickness,
@ -37,7 +43,9 @@ module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretc
);
translate($A) color("#aaaaaa") cylinder(h=height, d=thickness, center=true);
translate($B) color("#bbbbbb") cylinder(h=height, d=thickness, center=true);
translate($C) color("#cccccc") cylinder(h=height, d=thickness, center=true);
translate($C) color("#cccccc")
chamfer(size=chamfer, child_h=height, child_bot=-height/2, shape=chamfer_shape)
cylinder(h=height, d=thickness, center=true);
if (debug) {
echo("A", $A, "a", $a, "alpha", $alpha);
@ -50,12 +58,18 @@ module catear(height, thickness, fractal=0, side_len=30, bend_factor=0.5, stretc
color("#000000") cylinder(h=4, d=4);
translate($C/2) color("red") cube([$hc, thickness, height*1.1], center=true);
color("red") cube([thickness, $c, height*1.1], center=true);
color("red")translate([0, $c/2, 0]) rotate(-$alpha, [0, 0, 1]) translate([0, -$b/2, 0]) cube([thickness,$b, height*1.1], center=true);
color("red")translate([0, -$c/2, 0]) rotate($beta, [0, 0, 1]) translate([0, $a/2, 0]) cube([thickness, $a, height*1.1], center=true);
color("red") translate([0, $c/2, 0])
rotate(-$alpha, [0, 0, 1])
translate([0, -$b/2, 0])
cube([thickness,$b, height*1.1], center=true);
color("red") translate([0, -$c/2, 0])
rotate($beta, [0, 0, 1])
translate([0, $a/2, 0])
cube([thickness, $a, height*1.1], center=true);
}
}
module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=1.5, ear_bend_factor=0.15, ear_stretch_factor=1.2, ear_angle=42) {
module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNESS, part=PART, stretch_len=STRETCH_LEN, tip_len=TIP_LEN, tip_bend=TIP_BEND, ear_scale=1.5, ear_bend_factor=0.15, ear_stretch_factor=1.2, ear_angle=42, chamfer=CHAMFER, chamfer_shape=CHAMFER_SHAPE) {
$a=size/2*ear_scale;
$delta=2*(acos($a/(size*2))-90);
@ -69,7 +83,9 @@ module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNES
thickness=thickness,
side_len=size/2*ear_scale,
bend_factor=ear_bend_factor,
stretch_factor=ear_stretch_factor
stretch_factor=ear_stretch_factor,
chamfer=chamfer,
chamfer_shape=chamfer_shape
);
}
rotate(-ear_angle, [0, 0, 1]) {
@ -79,7 +95,9 @@ module catear_headband(debug=DEBUG, size=SIZE, height=HEIGHT, thickness=THICKNES
thickness=thickness,
side_len=size/2*ear_scale,
bend_factor=ear_bend_factor,
stretch_factor=ear_stretch_factor
stretch_factor=ear_stretch_factor,
chamfer=chamfer,
chamfer_shape=chamfer_shape
);
}
headband(