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add storage_box

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Justin Lin 2022-07-17 10:38:06 +08:00
parent bcee313c0e
commit 8eba081532
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use <bezier_curve.scad>
use <sweep.scad>
use <matrix/m_transpose.scad>
use <util/sum.scad>
size = [100, 50, 120];
panel_thickness = 1.5;
draw_thickness = 1.25;
drawer_numbers = 3;
spacing = 0.6;
storage_box(size, panel_thickness, draw_thickness, drawer_numbers, spacing);
module storage_box(size, panel_thickness, draw_thickness, drawer_numbers, spacing) {
p0 = [size.x * 0.5, size.y * 0.5, 0];
p1 = [size.x * 0.75, size.y * 0.5, size.z * 0.25];
p2 = [size.x * 0.5, size.y * 0.5, size.z * 0.5];
p3 = [size.x * 0.25, size.y * 0.5, size.z * 0.75];
p4 = [size.x * 0.5, size.y * 0.5, size.z];
control_points = [p0, p1, p2, p3, p4];
t_step = 1 / (drawer_numbers * 10 + 2);
path1 = bezier_curve(t_step, control_points);
path2 = bezier_curve(t_step, [for(p = control_points) p - [size.x, 0, 0]]);
path3 = bezier_curve(t_step, [for(p = control_points) p - [size.x, size.y, 0]]);
path4 = bezier_curve(t_step, [for(p = control_points) p - [0, size.y, 0]]);
path_leng = len(path1);
step = floor((path_leng - 2) / drawer_numbers);
drawer_profiles = [
for(i = [0:drawer_numbers - 1])
let(start = i * step + 1)
concat(
[
for(j = [start:start+step])
let(p = path1[j])
[p.x, p.z]
],
[
for(j = start+step; j >= start; j = j - 1)
let(p = path2[j])
[p.x, p.z]
]
)
];
drawer_profiles2 = [
for(i = [0:drawer_numbers - 1])
let(start = i * step + 1)
concat(
[
for(j = [start:start+step + 1])
let(p = path1[j])
[p.x, p.z]
],
[
for(j = start+step + 1; j >= start; j = j - 1)
let(p = path2[j])
[p.x, p.z]
]
)
];
color("white")
difference() {
sweep(m_transpose([path4, path3, path2, path1]));
translate([0, size.y * 0.5 - panel_thickness, 0])
rotate([90, 0, 0])
linear_extrude(size.y)
for(profile = drawer_profiles) {
offset(-panel_thickness)
polygon(profile);
}
}
translate([0, size.y * 0.5 - panel_thickness - spacing * 0.5, 0])
rotate([90, 0, 0])
for(i = [0:drawer_numbers - 1]) {
translate([0, 0, size.y * 0.9 - size.y / drawer_numbers * i]) {
color(rands(0, 1, 3))
difference() {
linear_extrude(size.y - panel_thickness - spacing * 0.5)
offset(-panel_thickness - spacing * 0.5)
polygon(drawer_profiles[i]);
translate([0, 0, draw_thickness])
linear_extrude(size.y - panel_thickness - draw_thickness * 2)
offset(-panel_thickness - spacing * 0.5 - draw_thickness)
polygon(drawer_profiles2[i]);
}
color(rands(0, 1, 3))
translate([0, 0, size.y - draw_thickness * 2])
translate(sum(drawer_profiles[i]) / len(drawer_profiles[i]))
difference() {
linear_extrude(draw_thickness * 4)
offset(1)
text("~",
font = "Arial Black",
size = size.z / drawer_numbers / 2,
valign = "center",
halign = "center"
);
linear_extrude(draw_thickness * 3)
square([size.z / 10, size.z / 5], center = true);
}
}
}
}