Created
July 25, 2023 12:35
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OpenScad keyboard layout generator
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/* | |
Keyboard data | |
*/ | |
row_space = 2.1; | |
key_space = 1.8; | |
surround = 0.6; | |
key_colour = [0.1, 0.1, 0.1]; | |
shell_colour = [0.5, 0.5, 0.5]; | |
letter_colour = "white"; | |
fn_colour = "orange"; | |
/* | |
Data is a list of rows. | |
Each row is a height and a list of keys. | |
Each key is a list of labels for the key face, and a width. | |
*/ | |
data = [ | |
[8.6, [ | |
[["Esc", "", "FLc", ""], 16.66], | |
[["F1", "", "F11", ""], 16.66], | |
[["F2", "", "F12", ""], 16.66], | |
[["F3", "", "\u266a", ""], 16.66], | |
[["F4", "", "\u23ee", ""], 16.66], | |
[["F5", "", "\u23ef", ""], 16.66], | |
[["F6", "", "\u23ed", ""], 16.66], | |
[["F7", "", "\U01f507", ""], 16.66], | |
[["F8", "", "\U01f508", ""], 16.66], | |
[["F9", "", "\U01f509", ""], 16.66], | |
[["F10", "", "SLc", ""], 16.66], | |
[["NumLc", "", "", ""], 16.66], | |
[["PsBrk", "", "", ""], 16.66], | |
[["Delete", "", "", ""], 16.66] | |
]], | |
[16, [ | |
[["¬", "` ¦", "", ""], 16], | |
[["!", "1", "", ""], 16], | |
[["\"", "2", "", ""], 16], | |
[["£", "3", "", ""], 16], | |
[["$", "4", "", ""], 16], | |
[["%", "5", "", ""], 16], | |
[["^", "6", "", ""], 16], | |
[["&", "7", "7", ""], 16], | |
[["*", "8", "8", ""], 16], | |
[["(", "9", "9", ""], 16], | |
[[")", "0", "*", ""], 16], | |
[["_", "-", "", ""], 16], | |
[["+", "=", "", ""], 16], | |
[["Backspace", "\u2190", "", ""], 25.5] // \u232b | |
]], | |
[16, [ | |
[["Tab", "\u2b7e", "", ""], 25.5], | |
[["Q", "", "", ""], 16], | |
[["W", "", "", ""], 16], | |
[["E", "", "", ""], 16], | |
[["R", "", "", ""], 16], | |
[["T", "", "", ""], 16], | |
[["Y", "", "", ""], 16], | |
[["U", "", "4", ""], 16], | |
[["I", "", "5", ""], 16], | |
[["O", "", "6", ""], 16], | |
[["P", "", "-", ""], 16], | |
[["{", "[", "", ""], 16], | |
[["}", "]", "", ""], 16], | |
[["~", "#", "", ""], 16] | |
]], | |
[16, [ | |
[["Caps Lock", "\u21ea", "", ""], 30.3], | |
[["A", "", "", ""], 16], | |
[["S", "", "", ""], 16], | |
[["D", "", "", ""], 16], | |
[["F", "", "", ""], 16], | |
[["G", "", "", ""], 16], | |
[["H", "", "", ""], 16], | |
[["J", "", "1", ""], 16], | |
[["K", "", "2", ""], 16], | |
[["L", "", "3", ""], 16], | |
[[":", ";", "+", ""], 16], | |
[["@", "'", "", ""], 16], | |
[["Return", "\u21b5", "Enter", ""], 30.3] // \u23ce ⌤ | |
]], | |
[16, [ | |
//[["Shift", "\u21e7", "", ""], 39.8], | |
[["Shift", "\u21e7", "", ""], 20.8], | |
[["|", "\\", "", ""], 16], | |
[["Z", "", "", ""], 16], | |
[["X", "", "", ""], 16], | |
[["C", "", "", ""], 16], | |
[["V", "", "", ""], 16], | |
[["B", "", "", ""], 16], | |
[["N", "", "", ""], 16], | |
[["M", "", "0", ""], 16], | |
[["<", ",", "", ""], 16], | |
[[">", ".", ".", ""], 16], | |
[["?", "/", "/", ""], 16], | |
[["Shift", "\u21e7", "", ""], 39.8] | |
]], | |
[18, [ | |
[["Ctrl", "^", "", ""], 16], | |
[["Fn", "", "", ""], 16], | |
[["Super", "\u2318", "", ""], 16], | |
[["Alt", "\u2325", "", ""], 21], | |
[["", "", "", ""], 89.6], | |
[["Alt", "\u2325", "", ""], 21], | |
[["Ctrl", "^", "", ""], 16], | |
[["", "\u2190", "Home", ""], 16.66], | |
[["\u2191", "\u2193", "PgUp", "PgDn"], 16.66], | |
[["", "\u2192", "End", ""], 16.66] | |
]], | |
]; |
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/* | |
OpenScad keyboard layout generator | |
Alistair Buxton <[email protected]> | |
MIT license | |
*/ | |
$fn=16; | |
include <config.scad>; | |
function calc_row_y(arr, space, _i=0, _acc=[]) = | |
_i==len(arr) ? _acc : calc_row_y( | |
arr, space, _i+1, | |
concat( | |
[_i==0 ? 0 : _acc[0]+space+arr[len(arr)-_i][0]], _acc | |
) | |
); | |
function calc_row_x(arr, space, _i=0, _acc=[]) = | |
_i==len(arr) ? _acc : calc_row_x( | |
arr, space, _i+1, | |
concat( | |
_acc, [_i==0 ? 0 : _acc[_i-1]+space+arr[_i-1][1]] | |
) | |
); | |
row_y = calc_row_y(data, row_space + (2*surround)); | |
row_x = [for (r = data) calc_row_x(r[1], key_space + (2*surround))]; | |
echo(row_x); | |
module key_outline() { | |
offset(1.5) offset(-1.5) square([$key_data[0][1], $key_data[1]]); | |
} | |
module key() { | |
x = 2.8; | |
difference() { | |
color(key_colour) linear_extrude(height=1.5) key_outline(); | |
color($key_data[0][0][0] == "Fn" ? fn_colour : letter_colour) { | |
translate([x, $key_data[1]-x, 1.2]) linear_extrude(height=1, convexity=10) text($key_data[0][0][0], size=x, valign="top", font="VL Gothic:style=Regular"); | |
translate([x, x, 1.2]) linear_extrude(height=1) text($key_data[0][0][1], size=x, valign="bottom", font="VL Gothic:style=Regular"); | |
} | |
color(fn_colour) { | |
translate([$key_data[0][1]-x, $key_data[1]-x, 1.2]) linear_extrude(height=1) text($key_data[0][0][2], size=2.2, valign="top", halign="right", font="VL Gothic:style=Regular"); | |
translate([$key_data[0][1]-x, x+0.4, 1.2]) linear_extrude(height=1) text($key_data[0][0][3], size=2.2, valign="bottom", halign="right", font="VL Gothic:style=Regular"); | |
} | |
} | |
} | |
module make_keys() { | |
translate([6, 6]) { | |
for (r = [0:5]) { | |
y = row_y[r]; | |
translate([0, y]) { | |
for (k = [0:len(data[r][1])-1]) { | |
$key_data = [data[r][1][k], data[r][0]]; | |
translate([row_x[r][k], 0]) children(); | |
} | |
} | |
} | |
} | |
} | |
translate([-142, -71]) { | |
color(shell_colour) translate([0, 0, -10]) linear_extrude(height=10) difference() { | |
offset(6) offset(-6) square([284, 122]); | |
offset(surround) make_keys() key_outline(); | |
} | |
make_keys() key(); | |
} |
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