code: private void createDetectedList(int which, List<PointIndex2D_F64> pixels) {
  		detected2D3D.clear();
  		List<Point2D3D> all = getControl3D(which);
  		for (int i = 0; i < pixels.size(); i++) {
  			PointIndex2D_F64 a = pixels.get(i);
  			Point2D3D b = all.get(i);
  
  			pixelToNorm.compute(a.x,a.y, b.observation);
  			detected2D3D.add( b );
  		}
  	}
docs: Create the list of observed points in 2D3D