60 lines
1.4 KiB
OpenSCAD
60 lines
1.4 KiB
OpenSCAD
|
/*
|
||
|
|
Parametric letters for for a necklace
|
||
|
|
Elmo Mäntynen <elmo.mantynen@iki.fi>
|
||
|
|
LGPL 2.1
|
||
|
|
*/
|
||
|
|
|
||
|
|
include <bitmap.scad>
|
||
|
|
|
||
|
|
// change chars array and char_count
|
||
|
|
// OpenSCAD has no string or length methods :(
|
||
|
|
chars = ["M","a","k","e","r","B","o","t"];
|
||
|
|
char_count = 8;
|
||
|
|
|
||
|
|
// block size 1 will result in 8mm per letter
|
||
|
|
block_size = 2;
|
||
|
|
// height is the Z height of each letter
|
||
|
|
height = 3;
|
||
|
|
|
||
|
|
//Hole for the necklace
|
||
|
|
hole_diameter = 5;
|
||
|
|
|
||
|
|
module 8bit_str(chars, char_count, block_size, height) {
|
||
|
|
echo(str("Total Width: ", block_size * 8 * char_count, "mm"));
|
||
|
|
union() {
|
||
|
|
for (count = [0:char_count-1]) {
|
||
|
|
translate(v = [0, count * block_size * 8, 0]) {
|
||
|
|
8bit_char(chars[count], block_size, height);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
module letter(char, block_size, height, hole_diameter) {
|
||
|
|
union() {
|
||
|
|
translate(v = [0,0, hole_diameter*1.3]) {
|
||
|
|
8bit_char(char, block_size, height);
|
||
|
|
}
|
||
|
|
translate(v = [0,0,(hole_diameter*1.3)/2]) {
|
||
|
|
color([0,0,1,1]) {
|
||
|
|
difference() {
|
||
|
|
cube(size = [block_size * 8, block_size * 8, hole_diameter+2], center = true);
|
||
|
|
rotate([90, 0, 0]) cylinder(h = block_size * 8 + 1, r = hole_diameter/2, center = true);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
matrix = [["O", "L", "E", "N", "S",],
|
||
|
|
[ "Y", "OE", "N", "Y", "T"]];
|
||
|
|
|
||
|
|
union() {
|
||
|
|
for (column = [0:1]) {
|
||
|
|
for (row = [0:4]) {
|
||
|
|
translate(v=[column*(block_size*1.1)*8, row*(block_size*1.1)*8, 0])
|
||
|
|
letter(matrix[column][row], block_size, height, hole_diameter);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|