URL: https://svn.lrde.epita.fr/svn/oln/trunk/milena ChangeLog: 2007-09-17 Simon Nivault &lt;simon.nivault(a)lrde.epita.fr&gt; Add vector and trait for binary * sandbox/nivault/binary_arith.hh: New. * sandbox/nivault/tests/test.cc: Update. * sandbox/nivault/vec.hh: New. --- binary_arith.hh | 73 +++++++++++ tests/test.cc | 18 -- vec.hh | 363 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 441 insertions(+), 13 deletions(-) Index: trunk/milena/sandbox/nivault/tests/test.cc =================================================================== --- trunk/milena/sandbox/nivault/tests/test.cc (revision 1116) +++ trunk/milena/sandbox/nivault/tests/test.cc (revision 1117) @@ -30,22 +30,14 @@ * \brief Test on mln::median::median_dir. */ -#include <median.hh> -#include <mln/io/load_pgm.hh> -#include <mln/io/save_pgm.hh> -#include <mln/level/paste.hh> -#include <mln/core/win/hline2d.hh> +#include <vec.hh> int main() { - using namespace mln; + using namespace xtd; - image2d_b< value::int_u8 > - lena = io::load_pgm("lena.pgm"), - out = image2d_b< value::int_u8 >(lena.domain()); + vec<3,int> v_int = mk_vec(3,6,7); + vec<3,float> v_f = mk_vec(2.6, 1.9, 5.2); - win::hline2d win(7); - - level::impl::median_dir(lena, win, 0, out); - io::save_pgm(out, "out.pgm"); + std::cout << v_int + v_f << std::endl; } Index: trunk/milena/sandbox/nivault/binary_arith.hh =================================================================== --- trunk/milena/sandbox/nivault/binary_arith.hh (revision 0) +++ trunk/milena/sandbox/nivault/binary_arith.hh (revision 1117) @@ -0,0 +1,73 @@ +// Copyright (C) 2006 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_CORE_TRAIT_BINARY_ARITH_HH +# define MLN_CORE_TRAIT_BINARY_ARITH_HH + + + template <typename T, typename U> + struct binary_arith + { + typedef T ret; + }; + + + template <> + struct binary_arith<int, float> + { + typedef float ret; + }; + template <> + struct binary_arith<float, int> + { + typedef float ret; + }; + + template <> + struct binary_arith<int, double> + { + typedef double ret; + }; + template <> + struct binary_arith<double, int> + { + typedef double ret; + }; + + template <> + struct binary_arith<double, float> + { + typedef double ret; + }; + template <> + struct binary_arith<float, double> + { + typedef double ret; + }; + + +#endif // ! MLN_CORE_TRAIT_BINARY_ARITH_HH Index: trunk/milena/sandbox/nivault/vec.hh =================================================================== --- trunk/milena/sandbox/nivault/vec.hh (revision 0) +++ trunk/milena/sandbox/nivault/vec.hh (revision 1117) @@ -0,0 +1,363 @@ +// Copyright (C) 2006 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 XTD_VEC_HH +# define XTD_VEC_HH + +# include <iostream> + +# include "binary_arith.hh" + +// FIXME: Document. + + +namespace xtd +{ + + namespace internal + { + + template <unsigned n, typename T> + class vec_base_ + { + protected: + T data_[n]; + }; + + template <typename T> + class vec_base_ <1, T> + { + public: + void set(const T& val0) + { + data_[0] = val0; + } + protected: + T data_[1]; + }; + + template <typename T> + class vec_base_ <2, T> + { + public: + void set(const T& val0, const T& val1) + { + data_[0] = val0; + data_[1] = val1; + } + protected: + T data_[2]; + }; + + template <typename T> + class vec_base_ <3, T> + { + public: + void set(const T& val0, const T& val1, const T& val2) + { + data_[0] = val0; + data_[1] = val1; + data_[2] = val2; + } + protected: + T data_[3]; + }; + + template <typename T> + class vec_base_ <4, T> + { + public: + void set(const T& val0, const T& val1, const T& val2, const T& val3) + { + data_[0] = val0; + data_[1] = val1; + data_[2] = val2; + data_[3] = val3; + } + protected: + T data_[4]; + }; + + + } // end of namespace xtd::internal + + + + template <unsigned n, typename T> + class vec : public internal::vec_base_<n, T> + { + typedef internal::vec_base_<n,T> super; + using super::data_; + + public: + + typedef T value_type; + enum { dim = n }; + + vec() + { + } + + template <typename U> + vec(const vec<n, U>& rhs) + { + for (unsigned i = 0; i < n; ++i) + data_[i] = rhs[i]; + } + + template <typename U> + vec& operator=(const vec<n, U>& rhs) + { + for (unsigned i = 0; i < n; ++i) + data_[i] = rhs[i]; + return *this; + } + + const T& operator[](unsigned i) const + { +// precondition(i < dim); + return data_[i]; + } + + T& operator[](unsigned i) + { +// precondition(i < dim); + return data_[i]; + } + + void set_all(const T& val) + { + for (unsigned i = 0; i < n; ++i) + data_[i] = val; + } + + unsigned size() const + { + return n; + } + + }; + + + + + // eq + + template <unsigned n, typename T, typename U> + bool operator==(const vec<n,T>& lhs, const vec<n,U>& rhs) + { + for (unsigned i = 0; i < n; ++i) + if (lhs[i] != rhs[i]) + return false; + return true; + } + + template <unsigned n, typename T, typename U> + bool operator!=(const vec<n,T>& lhs, const vec<n,U>& rhs) + { + return not (lhs == rhs); + } + + + // + + + template <unsigned n, typename T, typename U> + vec<n,T>& + operator+=(vec<n,T>& lhs, const vec<n,U>& rhs) + { + for (unsigned i = 0; i < n; ++i) + lhs[i] += rhs[i]; + return lhs; + } + + template <unsigned n, typename T, typename U> + vec<n, typename binary_arith<T, U>::ret > + operator+(const vec<n,T>& lhs, const vec<n,U>& rhs) + { + vec<n, typename binary_arith<T, U>::ret> tmp; + for (unsigned i = 0; i < n; ++i) + tmp[i] = lhs[i] + rhs[i]; + return tmp; + } + + + // - + + template <unsigned n, typename T, typename U> + vec<n,T>& + operator-=(vec<n,T>& lhs, const vec<n,U>& rhs) + { + for (unsigned i = 0; i < n; ++i) + lhs[i] -= rhs[i]; + return lhs; + } + + template <unsigned n, typename T, typename U> + vec<n, typename binary_arith<T, U>::ret> + operator-(const vec<n,T>& lhs, const vec<n,U>& rhs) + { + vec<n, typename binary_arith<T, U>::ret> tmp; + for (unsigned i = 0; i < n; ++i) + tmp[i] = lhs[i] - rhs[i]; + return tmp; + } + + template <unsigned n, typename T> + vec<n, T> + operator-(const vec<n,T>& lhs) + { + vec<n, T> tmp; + for (unsigned i = 0; i < n; ++i) + tmp[i] = - lhs[i]; + return tmp; + } + + + // * + + template <unsigned n, typename T, typename S> + vec<n,T>& + operator*=(vec<n,T>& lhs, const S& scalar) + { + for (unsigned i = 0; i < n; ++i) + lhs[i] *= scalar; + return lhs; + } + + template <unsigned n, typename T, typename S> + vec<n, typename binary_arith<T, S>::ret> + operator*(const vec<n,T>& lhs, const S& scalar) + { + vec<n, typename binary_arith<T, S>::ret> tmp; + for (unsigned i = 0; i < n; ++i) + tmp[i] = lhs[i] * scalar; + return tmp; + } + + + // / + + template <unsigned n, typename T, typename S> + vec<n,T>& + operator/=(vec<n,T>& lhs, const S& scalar) + { + precondition(scalar != 0); + for (unsigned i = 0; i < n; ++i) + lhs[i] /= scalar; + return lhs; + } + + template <unsigned n, typename T, typename S> + vec<n, typename binary_arith<T, S>::ret> + operator/(const vec<n,T>& lhs, const S& scalar) + { + precondition(scalar != 0); + vec<n, typename binary_arith<T, S>::ret> tmp; + for (unsigned i = 0; i < n; ++i) + tmp[i] = lhs[i] / scalar; + return tmp; + } + + + // << + + template <unsigned n, typename T> + std::ostream& + operator<<(std::ostream& ostr, const vec<n,T>& v) + { + ostr << '('; + for (unsigned i = 0; i < n; ++i) + ostr << v[i] << (i == n - 1 ? ")" : ", "); + return ostr; + } + + template <unsigned n> + std::ostream& + operator<<(std::ostream& ostr, const vec<n,unsigned char>& v) + { + ostr << '('; + for (unsigned i = 0; i < n; ++i) + ostr << (unsigned int)(v[i]) << (i == n - 1 ? ")" : ", "); + return ostr; + } + + template <unsigned n> + std::ostream& + operator<<(std::ostream& ostr, const vec<n,signed char>& v) + { + ostr << '('; + for (unsigned i = 0; i < n; ++i) + ostr << (signed int)(v[i]) << (i == n - 1 ? ")" : ", "); + return ostr; + } + + + /// mk_vec. + + template <typename T> + vec<1, T> mk_vec(const T& v_0) + { + vec<1, T> tmp; + tmp[0] = v_0; + return tmp; + } + + template <typename T> + vec<2, T> mk_vec(const T& v_0, const T& v_1) + { + vec<2, T> tmp; + tmp[0] = v_0; + tmp[1] = v_1; + return tmp; + } + + template <typename T> + vec<3, T> mk_vec(const T& v_0, const T& v_1, const T& v_2) + { + vec<3, T> tmp; + tmp[0] = v_0; + tmp[1] = v_1; + tmp[2] = v_2; + return tmp; + } + + template <typename T> + vec<4, T> mk_vec(const T& v_0, const T& v_1, const T& v_2, const T& v_3) + { + vec<4, T> tmp; + tmp[0] = v_0; + tmp[1] = v_1; + tmp[2] = v_2; + tmp[3] = v_3; + return tmp; + } + + +} // end of namespace xtd + + +#endif // ! XTD_VEC_HH