grid → ptr2d 关系

opencv2/cudev/grid 文件夹中的文件	包含 opencv2/cudev/ptr2d 文件夹中的文件
copy.hpp	glob.hpp
copy.hpp	gpumat.hpp
copy.hpp	mask.hpp
copy.hpp	traits.hpp
copy.hpp	zip.hpp
histogram.hpp	gpumat.hpp
histogram.hpp	mask.hpp
histogram.hpp	traits.hpp
integral.hpp	gpumat.hpp
integral.hpp	traits.hpp
pyramids.hpp	extrapolation.hpp
pyramids.hpp	gpumat.hpp
pyramids.hpp	traits.hpp
reduce.hpp	gpumat.hpp
reduce.hpp	mask.hpp
reduce.hpp	traits.hpp
reduce.hpp	transform.hpp
reduce_to_vec.hpp	gpumat.hpp
reduce_to_vec.hpp	mask.hpp
reduce_to_vec.hpp	traits.hpp
split_merge.hpp	glob.hpp
split_merge.hpp	gpumat.hpp
split_merge.hpp	mask.hpp
split_merge.hpp	traits.hpp
transform.hpp	glob.hpp
transform.hpp	gpumat.hpp
transform.hpp	mask.hpp
transform.hpp	traits.hpp
transform.hpp	zip.hpp
transpose.hpp	glob.hpp
transpose.hpp	gpumat.hpp
transpose.hpp	traits.hpp