Perl scripts to unfold 3D OpenSCAD shapes.
Example usage and self test:
./flatten.pl --thickness=3 tests/lifters.csg ./process.pl --kerf=130 tests/lifters.csg-3.svg
diff lifters.csg-3.svg lifters.csg-3.svg.correct diff lifters.csg-3-processed.svg lifters.csg-3-processed.svg.correct