}
private void initialize() {
if (!ready) {
AffineMatrix3 matrix = t.apply(AffineMatrix3.IDENTITY);
scaleFactor = Math.cbrt(matrix.determinant());
Vector3 u = t.apply(Vector3.I).unit();
Vector3 v = t.apply(Vector3.J).unit();
Vector3 w = t.apply(Vector3.K).unit();