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wardwouts 2024-04-07 20:16:17 +02:00
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Vogelnestkastje/TextGenerator.scad Normal file
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//Draw text
scale([4,4,4]) drawtext("Hello World!");
//Draw character set
//scale([2,2,2]) drawtext(" !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}");
module drawtext(text) {
//Characters
chars = " !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}";
//Chracter table defining 5x7 characters
//Adapted from: http://www.geocities.com/dinceraydin/djlcdsim/chartable.js
char_table = [ [ 0, 0, 0, 0, 0, 0, 0],
[ 4, 0, 4, 4, 4, 4, 4],
[ 0, 0, 0, 0,10,10,10],
[10,10,31,10,31,10,10],
[ 4,30, 5,14,20,15, 4],
[ 3,19, 8, 4, 2,25,24],
[13,18,21, 8,20,18,12],
[ 0, 0, 0, 0, 8, 4,12],
[ 2, 4, 8, 8, 8, 4, 2],
[ 8, 4, 2, 2, 2, 4, 8],
[ 0, 4,21,14,21, 4, 0],
[ 0, 4, 4,31, 4, 4, 0],
[ 8, 4,12, 0, 0, 0, 0],
[ 0, 0, 0,31, 0, 0, 0],
[12,12, 0, 0, 0, 0, 0],
[ 0,16, 8, 4, 2, 1, 0],
[14,17,25,21,19,17,14],
[14, 4, 4, 4, 4,12, 4],
[31, 8, 4, 2, 1,17,14],
[14,17, 1, 2, 4, 2,31],
[ 2, 2,31,18,10, 6, 2],
[14,17, 1, 1,30,16,31],
[14,17,17,30,16, 8, 6],
[ 8, 8, 8, 4, 2, 1,31],
[14,17,17,14,17,17,14],
[12, 2, 1,15,17,17,14],
[ 0,12,12, 0,12,12, 0],
[ 8, 4,12, 0,12,12, 0],
[ 2, 4, 8,16, 8, 4, 2],
[ 0, 0,31, 0,31, 0, 0],
[16, 8, 4, 2, 4, 8,16],
[ 4, 0, 4, 2, 1,17,14],
[14,21,21,13, 1,17,14],
[17,17,31,17,17,17,14],
[30,17,17,30,17,17,30],
[14,17,16,16,16,17,14],
[30,17,17,17,17,17,30],
[31,16,16,30,16,16,31],
[16,16,16,30,16,16,31],
[15,17,17,23,16,17,14],
[17,17,17,31,17,17,17],
[14, 4, 4, 4, 4, 4,14],
[12,18, 2, 2, 2, 2, 7],
[17,18,20,24,20,18,17],
[31,16,16,16,16,16,16],
[17,17,17,21,21,27,17],
[17,17,19,21,25,17,17],
[14,17,17,17,17,17,14],
[16,16,16,30,17,17,30],
[13,18,21,17,17,17,14],
[17,18,20,30,17,17,30],
[30, 1, 1,14,16,16,15],
[ 4, 4, 4, 4, 4, 4,31],
[14,17,17,17,17,17,17],
[ 4,10,17,17,17,17,17],
[10,21,21,21,17,17,17],
[17,17,10, 4,10,17,17],
[ 4, 4, 4,10,17,17,17],
[31,16, 8, 4, 2, 1,31],
[14, 8, 8, 8, 8, 8,14],
[ 0, 1, 2, 4, 8,16, 0],
[14, 2, 2, 2, 2, 2,14],
[ 0, 0, 0, 0,17,10, 4],
[31, 0, 0, 0, 0, 0, 0],
[ 0, 0, 0, 0, 2, 4, 8],
[15,17,15, 1,14, 0, 0],
[30,17,17,25,22,16,16],
[14,17,16,16,14, 0, 0],
[15,17,17,19,13, 1, 1],
[14,16,31,17,14, 0, 0],
[ 8, 8, 8,28, 8, 9, 6],
[14, 1,15,17,15, 0, 0],
[17,17,17,25,22,16,16],
[14, 4, 4, 4,12, 0, 4],
[12,18, 2, 2, 2, 6, 2],
[18,20,24,20,18,16,16],
[14, 4, 4, 4, 4, 4,12],
[17,17,21,21,26, 0, 0],
[17,17,17,25,22, 0, 0],
[14,17,17,17,14, 0, 0],
[16,16,30,17,30, 0, 0],
[ 1, 1,15,19,13, 0, 0],
[16,16,16,25,22, 0, 0],
[30, 1,14,16,15, 0, 0],
[ 6, 9, 8, 8,28, 8, 8],
[13,19,17,17,17, 0, 0],
[ 4,10,17,17,17, 0, 0],
[10,21,21,17,17, 0, 0],
[17,10, 4,10,17, 0, 0],
[14, 1,15,17,17, 0, 0],
[31, 8, 4, 2,31, 0, 0],
[ 2, 4, 4, 8, 4, 4, 2],
[ 4, 4, 4, 4, 4, 4, 4],
[ 8, 4, 4, 2, 4, 4, 8] ];
//Binary decode table
dec_table = [ "00000", "00001", "00010", "00011", "00100", "00101",
"00110", "00111", "01000", "01001", "01010", "01011",
"01100", "01101", "01110", "01111", "10000", "10001",
"10010", "10011", "10100", "10101", "10110", "10111",
"11000", "11001", "11010", "11011", "11100", "11101",
"11110", "11111" ];
//Process string one character at a time
for(itext = [0:len(text)-1]) {
//Convert character to index
ichar = search(text[itext],chars,1)[0];
//Decode character - rows
for(irow = [0:6]) {
//Select value to draw from table
val = dec_table[char_table[ichar][irow]];
//Decode character - cols
for(icol = [0:4]) {
// Retrieve bit to draw
bit = search(val[icol],"01",1)[0];
if(bit) {
//Output cube
translate([icol + (6*itext), irow, 0])
cube([1.0001,1.0001,1]);
}
}
}
}
}