@Override
  public void setCalibration(StereoParameters parameters) {
    stereo.setCalibration(parameters);

    PointTransform_F64 leftPixelToNorm =
        LensDistortionOps.transformRadialToNorm_F64(parameters.left);
    PointTransform_F64 leftNormToPixel =
        LensDistortionOps.transformNormToRadial_F64(parameters.left);

    alg.setPixelToNorm(leftPixelToNorm);
    alg.setNormToPixel(leftNormToPixel);

    tracker.setCalibration(parameters.left);
  }
 @Override
 public boolean process(T leftImage, T rightImage) {
   stereo.setImages(leftImage, rightImage);
   failed = alg.process(leftImage);
   return failed;
 }