// AaltoBlock.scad - Basic usage of text() and linear_extrude()
// size of the letters s=25;
// letters you want to type in a block go in () LetterBlock("A!");
// Module definition. // size=30 defines an optional parameter with a default value. module LetterBlock(letter, size=s) {
difference() {
translate([0,0,size/8]) cube([size,size,size/4], center=true);
translate([0,0,size/8]) {
// convexity or preview to deal with concave letters
linear_extrude(height=size, convexity=4)
text(letter,
size=size*22/30,
font="Bitstream Vera Sans",
halign="center",
valign="center");
}
}
}