prepareForNonLinearTransform method
Implementation
void prepareForNonLinearTransform({int targetNumberOfCurves = 50}) {
  for (var mob in getVectorizedFamily()) {
    var numCurves = mob.getNumCurves();
    if (targetNumberOfCurves > numCurves) {
      insertNCurves(targetNumberOfCurves - numCurves);
    }
  }
}