docs: @Override
  	public void getCenter(int which, Point2D_F64 location) {
  		Quadrilateral_F64 q = alg.getFound().get(which).distortedPixels;
  
  		// compute intersection in undistorted pixels so that the intersection is the true
  		// geometric center of the square. Since distorted pixels are being used this will only be approximate
  		UtilLine2D_F64.convert(q.a, q.c,line02);
  		UtilLine2D_F64.convert(q.b, q.d,line13);
  
  		Intersection2D_F64.intersection(line02,line13,location);
  	}