Customizable Blokus Piece

My family had a Blokus set missing a piece. Someone else thought I might be able to 3d print a replacement, which I can. I thought it was really cool that someone else thought of that though.

I found some pieces on thingiverse, but they were a different style, and measuring them, they were slightly smaller than what I have. I took some measurements from another piece and recreated a single square unit in openscad. Then I made a function to easily translate that a number of units in x and y, s