code: public void getValue(float[] valueDestination) {
          valueDestination = new float[size() * 2];
          for (int i = 0; i < size(); i++) {
              SFVec2f sfVec2f = value.get(i);
              valueDestination[i*3] = sfVec2f.x;
              valueDestination[i*3 + 1] = sfVec2f.y;
          }
      }
docs: Write out the current value of this field into the external valueDestination array.
  @param valueDestination - where all the SFVec2f object values are returned
  in a single-dimentional array