https://svn.lrde.epita.fr/svn/oln/trunk/milena Index: ChangeLog from Thierry Geraud <thierry.geraud@lrde.epita.fr> Fix missing file. * mln/value/cast.hh: New. labeling/+foreground.hh | 106 ++++++++++++++++++++++++++++++++++++++++++++++++ value/cast.hh | 85 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 191 insertions(+) Index: mln/value/cast.hh --- mln/value/cast.hh (revision 0) +++ mln/value/cast.hh (revision 0) @@ -0,0 +1,85 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to +// produce an executable, this file does not by itself cause the +// resulting executable to be covered by the GNU General Public +// License. This exception does not however invalidate any other +// reasons why the executable file might be covered by the GNU General +// Public License. + +#ifndef MLN_VALUE_CAST_HH +# define MLN_VALUE_CAST_HH + +/*! \file mln/value/cast.hh + * \brief Definition of the mln::value::cast routine. + */ + +# include <mln/core/concept/value.hh> + + +namespace mln +{ + + namespace value + { + + + /// Cast a value \p src from type \c Src to type \c Dest. + template <typename Dest, typename Src> + Dest cast(const Src& src); + + + +# ifndef MLN_INCLUDE_ONLY + + namespace internal + { + + template <typename S> + const S& + cast_(const S& src, ...) + { + return src; + } + + template <typename T, typename S> + typename S::equiv + cast_(const T&, const Value<S>& src) + { + return exact(src); + } + + } // end of namespace mln::value::internal + + template <typename Dest, typename Src> + Dest cast(const Src& src) + { + return internal::cast_(src, src); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::value + +} // end of namespace mln + + +#endif // ! MLN_VALUE_CAST_HH Index: mln/labeling/+foreground.hh --- mln/labeling/+foreground.hh (revision 0) +++ mln/labeling/+foreground.hh (revision 0) @@ -0,0 +1,106 @@ +// Copyright (C) 2007 EPITA Research and Development Laboratory +// +// This file is part of the Olena Library. This library is free +// software; you can redistribute it and/or modify it under the terms +// of the GNU General Public License version 2 as published by the +// Free Software Foundation. +// +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU +// General Public License for more details. +// +// You should have received a copy of the GNU General Public License +// along with this library; see the file COPYING. If not, write to +// the Free Software Foundation, 51 Franklin Street, Fifth Floor, +// Boston, MA 02111-1307, USA. +// +// As a special exception, you may use this file as part of a free +// software library without restriction. Specifically, if other files +// instantiate templates or use macros or inline functions from this +// file, or you compile this file and link it with other files to +// produce an executable, this file does not by itself cause the +// resulting executable to be covered by the GNU General Public +// License. This exception does not however invalidate any other +// reasons why the executable file might be covered by the GNU General +// Public License. + +#ifndef MLN_LABELING_FOREGROUND_HH +# define MLN_LABELING_FOREGROUND_HH + +/*! \file mln/labeling/foreground.hh + * + * \brief Foreground a function-object onto image pixel values. + */ + +# include <mln/core/concept/image.hh> +# include <mln/core/concept/function.hh> + + +namespace mln +{ + + namespace labeling + { + + /*! Foreground a function-object to the image \p input. + * + * \param[in,out] input The input image. + * \param[in] f The function-object. + * + * This routine runs: \n + * for all p of \p input, \p input(p) = \p f( \p input(p) ) \n + * + * This routine is equivalent to labeling::tranform(input, f, input) + * but it is faster since a single iterator is required. + * + * \todo Add versions for lowq images. + */ + template <typename I, typename F> + void foreground(Image<I>& input, const Function_v2v<F>& f); + + + +# ifndef MLN_INCLUDE_ONLY + + namespace impl + { + + template <typename I, typename F> + void foreground_(Image<I>& input_, const F& f) + { + I& input = exact(input_); + mln_piter(I) p(input.domain()); + for_all(p) + input(p) = f(input(p)); + } + + template <typename I, typename F> + void foreground_(Fast_Image<I>& input_, const F& f) + { + I& input = exact(input_); + mln_pixter(I) pxl(input); + for_all(pxl) + pxl.val() = f(pxl.val()); + } + + } // end of namespace mln::labeling::impl + + + // Facade. + + template <typename I, typename F> + void foreground(Image<I>& input, const Function_v2v<F>& f) + { + mln_precondition(exact(input).has_data()); + impl::foreground_(exact(input), exact(f)); + } + +# endif // ! MLN_INCLUDE_ONLY + + } // end of namespace mln::labeling + +} // end of namespace mln + + +#endif // ! MLN_LABELING_FOREGROUND_HH