code: public void setFinalTransformMatrix(Matrix4f finalTransform)
      {
          float[] mat = new float[16];
          finalTransform.get(mat);
          NativeBone.setFinalTransformMatrix(getNative(), mat);
      }
docs: Sets the final transform of the bone during animation.
  
  @param finalTransform The transform matrix representing
  the bone's pose after computing the skeleton.