[Olena-patches] cleanup-2008 2809: Use memcpy_ in level::fill_with_image.

https://svn.lrde.epita.fr/svn/oln/branches/cleanup-2008/milena Index: ChangeLog from Nicolas Ballas &lt;ballas(a)lrde.epita.fr&gt; Use memcpy_ in level::fill_with_image. * tests/level/fill_with_image.cc: Update tests. * mln/level/fill_with_image.spe.hh: Add a fastest specialization. mln/level/fill_with_image.spe.hh | 57 +++++++++++++++++++++++++++------------ tests/level/fill_with_image.cc | 1 2 files changed, 40 insertions(+), 18 deletions(-) Index: tests/level/fill_with_image.cc --- tests/level/fill_with_image.cc (revision 2808) +++ tests/level/fill_with_image.cc (working copy) @@ -218,5 +218,4 @@ mln_assertion(out == extend_ima); } - } Index: mln/level/fill_with_image.spe.hh --- mln/level/fill_with_image.spe.hh (revision 2808) +++ mln/level/fill_with_image.spe.hh (working copy) @@ -39,6 +39,11 @@ # error "Forbidden inclusion of *.spe.hh" # endif // ! MLN_LEVEL_FILL_WITH_IMAGE_HH +# include <mln/level/memcpy_.hh> +# include <mln/level/fill_with_value.hh> + +# include <mln/core/pixel.hh> + # ifndef MLN_INCLUDE_ONLY @@ -70,6 +75,26 @@ } template <typename I, typename J> + void fill_with_image_fastest(Image<I>& ima_, const Image<J>& data_) + { + trace::entering("level::impl::fill_with_image_fastest"); + + I& ima = exact(ima_); + const J& data = exact(data_); + + level::internal::fill_with_image_tests(ima, data); + + pixel<const I> src (data); + pixel<J> dst(ima); + *(src.address_()) = data.buffer(); + *(dst.address_()) = ima.buffer(); + + memcpy_(dst, src, ima.nelements()); + + trace::exiting("level::impl::fill_with_image_fastest"); + } + + template <typename I, typename J> void fill_with_image_fast(Image<I>& ima_, const Image<J>& data_) { trace::entering("level::impl::fill_with_image_fast"); @@ -93,22 +118,15 @@ template <typename I, typename J> - void fill_with_image_fast_singleton(Image<I>& ima_, + void fill_with_image_singleton(Image<I>& ima_, const Image<J>& data_) { - trace::entering("level::impl::fill_with_image_fast_singleton"); + trace::entering("level::impl::fill_with_image_singleton"); - I& ima = exact(ima_); const J& data = exact(data_); + level::fill_with_value(ima_, data.val()); - level::internal::fill_with_image_tests(ima, data); - - mln_pixter(I) pi(ima); - - for_all(pi) - pi.val() = data.val(); - - trace::exiting("level::impl::fill_with_image_fast_singleton"); + trace::exiting("level::impl::fill_with_image_singleton"); } } // end of namespace mln::level::impl @@ -131,10 +149,11 @@ I& ima = exact(ima_); const J& data = exact(data_); - if (ima.domain() == data.domain()) - impl::fill_with_image_fast(ima, data); + if (ima.border() == data.border() && + sizeof(mln_value(I)) == sizeof(mln_value(J))) + impl::fill_with_image_fastest(ima, data); else - impl::generic::fill_with_image(ima, data); + impl::fill_with_image_fast(ima, data); } template <typename I, typename J> @@ -146,6 +165,9 @@ Image<I>& ima, const Image<J>& data) { + if (sizeof(mln_value(I)) == sizeof(mln_value(J))) + impl::fill_with_image_fastest(ima, data); + else impl::fill_with_image_fast(ima, data); } @@ -174,12 +196,12 @@ template <typename I, typename J> inline - void fill_with_image_(trait::image::value_storage::one_block, + void fill_with_image_(trait::image::value_storage::any, trait::image::value_storage::singleton, Image<I>& ima, const Image<J>& data) { - impl::generic::fill_with_image(ima, data); + impl::fill_with_image_singleton(ima, data); } template <typename I, typename J> @@ -197,7 +219,8 @@ if (mlc_is(mln_trait_image_value_alignement(I), trait::image::value_alignement::with_grid)::value && mlc_is(mln_trait_image_value_alignement(J), - trait::image::value_alignement::with_grid)::value) + trait::image::value_alignement::with_grid)::value && + ima.domain() == data.domain()) { fill_with_image_(mln_trait_image_value_access(I)(), mln_trait_image_value_access(J)(),