URL: https://svn.lrde.epita.fr/svn/oln/trunk/milena ChangeLog: 2009-02-28 Edwin Carlinet &lt;carlinet(a)lrde.epita.fr&gt; Add height attribute, and implement untake and set_value method. * mln/morpho/attribute/height.hh: New. * mln/morpho/attribute/sum.hh: Implements untake and set_value methods. * mln/morpho/attribute/volume.hh: s/level_/cur_level_. * tests/morpho/attribute/Makefile.am: * tests/morpho/attribute/height.cc: Add height test file. --- mln/morpho/attribute/height.hh | 217 +++++++++++++++++++++++++++++++++++++ mln/morpho/attribute/sum.hh | 45 +++++++ mln/morpho/attribute/volume.hh | 12 +- sandbox/edwin/tree/tree.cc | 33 +++-- tests/morpho/attribute/Makefile.am | 4 tests/morpho/attribute/height.cc | 62 ++++++++++ 6 files changed, 354 insertions(+), 19 deletions(-) Index: trunk/milena/tests/morpho/attribute/Makefile.am =================================================================== --- trunk/milena/tests/morpho/attribute/Makefile.am (revision 3435) +++ trunk/milena/tests/morpho/attribute/Makefile.am (revision 3436) @@ -5,10 +5,12 @@ check_PROGRAMS = \ card \ sum \ - volume + volume \ + height card_SOURCES = card.cc sum_SOURCES = sum.cc volume_SOURCES = volume.cc +height_SOURCES = height.cc TESTS = $(check_PROGRAMS) Index: trunk/milena/tests/morpho/attribute/height.cc =================================================================== --- trunk/milena/tests/morpho/attribute/height.cc (revision 0) +++ trunk/milena/tests/morpho/attribute/height.cc (revision 3436) @@ -0,0 +1,62 @@ +// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE) +// +// 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. + +/// \file tests/morpho/attribute/height.cc +/// +/// Test on mln::morpho::attribute::height. +#include <mln/core/image/image1d.hh> +#include <mln/morpho/attribute/height.hh> +#include <iostream> + +int main() +{ + using namespace mln; + + int t[5] = {3, 3, 8, 9, 10}; + + typedef morpho::attribute::height< image1d<int> > A; + + A accu; + for (int i = 0; i < 5; i++) + accu.take(t[i]); + + mln_assertion(accu.to_result() == 7); + + + A accu2; + accu = A(); + for (int i = 4; i >= 0; i--) + { + accu.take(t[i] + 2); + accu2.take(t[i] - 2); + } + mln_assertion(accu.to_result() == 7); + mln_assertion(accu2.to_result() == 7); + accu.take(accu2); + mln_assertion(accu.to_result() == 11); +} + Index: trunk/milena/mln/morpho/attribute/sum.hh =================================================================== --- trunk/milena/mln/morpho/attribute/sum.hh (revision 3435) +++ trunk/milena/mln/morpho/attribute/sum.hh (revision 3436) @@ -61,8 +61,8 @@ template <typename I, typename S> struct accumulator_< morpho::attribute::sum<I,S> > { - typedef accumulator::has_untake::no has_untake; - typedef accumulator::has_set_value::no has_set_value; + typedef accumulator::has_untake::yes has_untake; + typedef accumulator::has_set_value::yes has_set_value; typedef accumulator::has_stop::no has_stop; typedef accumulator::when_pix::use_v when_pix; }; @@ -107,6 +107,15 @@ /// Return always true. bool is_valid() const; + /// Untake a value from the accumulator. + void untake(const argument& v); + void untake(const util::pix<I>& px); + + /// Set the return value of the accumalator. + void set_value(const argument& v); + void set_value(const util::pix<I>& px); + + protected: /// The sum value. @@ -178,6 +187,38 @@ template <typename I, typename S> inline + void + sum<I,S>::untake(const argument& v) + { + s_ -= v; + } + + template <typename I, typename S> + inline + void + sum<I,S>::untake(const util::pix<I>& px) + { + untake(px.v()); + } + + template <typename I, typename S> + inline + void + sum<I,S>::set_value(const argument& v) + { + s_ = v; + } + + template <typename I, typename S> + inline + void + sum<I,S>::set_value(const util::pix<I>& px) + { + set_value(px.v()); + } + + template <typename I, typename S> + inline S sum<I,S>::to_result() const { Index: trunk/milena/mln/morpho/attribute/volume.hh =================================================================== --- trunk/milena/mln/morpho/attribute/volume.hh (revision 3435) +++ trunk/milena/mln/morpho/attribute/volume.hh (revision 3436) @@ -109,7 +109,7 @@ protected: /// The current level. - mln_value(I) level_; + mln_value(I) cur_level_; /// The area of the component. unsigned area_; /// The volume of the component. @@ -147,8 +147,8 @@ return; } ++area_; - volume_ += 1 + math::diff_abs(v, level_); - level_ = v; + volume_ += 1 + math::diff_abs(v, cur_level_); + cur_level_ = v; } template <typename I> @@ -169,8 +169,8 @@ area_ += other.area_; volume_ += other.volume_ + - other.area_ * math::diff_abs(other.level_, level_); - // level_ do not change. + other.area_ * math::diff_abs(other.cur_level_, cur_level_); + // cur_level_ do not change. } template <typename I> @@ -178,7 +178,7 @@ void volume<I>::take_as_init(const mln_value(I)& v) { - level_ = v; + cur_level_ = v; area_ = 1; volume_ = 1; } Index: trunk/milena/mln/morpho/attribute/height.hh =================================================================== --- trunk/milena/mln/morpho/attribute/height.hh (revision 0) +++ trunk/milena/mln/morpho/attribute/height.hh (revision 3436) @@ -0,0 +1,217 @@ +// Copyright (C) 2007, 2008 EPITA Research and Development Laboratory +// (LRDE) +// +// 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_MORPHO_ATTRIBUTE_HEIGHT_HH +# define MLN_MORPHO_ATTRIBUTE_HEIGHT_HH + +/// \file mln/morpho/attribute/height.hh +/// Define an accumulator that computes the height of a +/// component through one of its pixels. + +# include <mln/accu/internal/base.hh> + +# include <mln/util/pix.hh> +# include <mln/math/diff_abs.hh> +# include <mln/math/min.hh> +# include <mln/math/max.hh> + + +namespace mln { + + // Forward declaration. + namespace morpho { + namespace attribute { + template <typename I> class volume; + } + } + + + // Traits. + + namespace trait { + + template <typename I> + struct accumulator_< morpho::attribute::volume<I> > + { + typedef accumulator::has_untake::no has_untake; + typedef accumulator::has_set_value::no has_set_value; + typedef accumulator::has_stop::no has_stop; + typedef accumulator::when_pix::use_v when_pix; + }; + + } // end of namespace mln::trait + + + namespace morpho { + namespace attribute { + + /// Height accumulator class. + /// + /// The parameter \p I is the image type on which the accumulator + /// of pixels is built. + template <typename I> + struct height + : public mln::accu::internal::base< unsigned , height<I> > + { + typedef mln_value(I) argument; + + height(); + + /// Manipulators. + /// \{ + void init(); + void take(const mln_value(I)& v); + void take(const util::pix<I>& v); + void take(const height<I>& other); + void take_as_init(const mln_value(I)& v); + void take_as_init(const util::pix<I>& px); + /// \} + + /// Check whether this accu is able to return a result. + /// Always true here. + bool is_valid() const; + + /// Get the value of the accumulator. + unsigned to_result() const; + + + protected: + /// The reference level in the component. + unsigned ref_; + /// The current level in the component. + unsigned cur_; + /// Mark of initialization + bool initialized_; + }; + + +# ifndef MLN_INCLUDE_ONLY + + template <typename I> + inline + height<I>::height() + : initialized_ (false) + { + } + + template <typename I> + inline + void + height<I>::init() + { + mln_invariant(0); + } + + template <typename I> + inline + void + height<I>::take(const mln_value(I)& v) + { + if (!is_valid ()) + { + take_as_init(v); + } + cur_ = v; + } + + template <typename I> + inline + void + height<I>::take(const util::pix<I>& px) + { + take(px.v()); + } + + template <typename I> + inline + void + height<I>::take(const height<I>& other) + { + mln_invariant(ref_ < cur_ xor other.ref_ > other.cur_); + if (!is_valid()) + { + ref_ = other.ref_; + cur_ = other.cur_; + } + else if (ref_ < cur_) + { + // Values are increasing. + ref_ = math::min(ref_, other.ref_); + cur_ = math::max(cur_, other.cur_); + } + else + { + // Values are decreasing. + ref_ = math::max(ref_, other.ref_); + cur_ = math::min(cur_, other.cur_); + } + } + + template <typename I> + inline + void + height<I>::take_as_init(const mln_value(I)& v) + { + cur_ = ref_ = v; + initialized_ = true; + } + + template <typename I> + inline + void + height<I>::take_as_init(const util::pix<I>& px) + { + take_as_init(px.v()); + } + + + template <typename I> + inline + unsigned + height<I>::to_result() const + { + mln_invariant(initialized_); + if (is_valid()) + return math::diff_abs(ref_, cur_); + } + + template <typename I> + inline + bool + height<I>::is_valid() const + { + return initialized_; + } + +# endif // ! MLN_INCLUDE_ONLY + } // end of namespace mln::morpho::attribute + } // end of namespace mln::morpho +} // end of namespace mln + + +#endif // ! MLN_MORPHO_ATTRIBUTE_HEIGHT_HH Index: trunk/milena/sandbox/edwin/tree/tree.cc =================================================================== --- trunk/milena/sandbox/edwin/tree/tree.cc (revision 3435) +++ trunk/milena/sandbox/edwin/tree/tree.cc (revision 3436) @@ -57,6 +57,7 @@ } // mln +using namespace mln; int echo = 0; template <typename I, typename A> @@ -64,7 +65,6 @@ void create_tree_and_compute(Image<I>& f_, Accumulator<A> a_, float lambda, float lambda2 = mln_max(float)) { - using namespace mln; using value::int_u8; I f = exact(f_); @@ -100,7 +100,6 @@ int main(int argc, char* argv[]) { - using namespace mln; using value::int_u8; mln_VAR(nbh, c4()); @@ -127,21 +126,35 @@ IM img(6); morpho::attribute::volume<IM> accu; img.element(0) = 50; - img.element(1) = 40; - img.element(2) = 20; - img.element(3) = 20; - img.element(4) = 40; - img.element(5) = 50; + img.element(1) = 50; + img.element(2) = 40; + img.element(3) = 40; + img.element(4) = 20; + img.element(5) = 20; mln_piter_(image1d<int>) p(img.domain()); - for_all(p) - accu.take(img(p)); + int tab[6] = { 50, 50, 40, 40, 20, 20 }; + for (int i = 0; i < 6; i++) + { + accu.take(tab[i]); + std::cout << "(" << tab[i] << "," << accu.to_result() << "):"; + } std::cout << "Volume:" << accu.to_result() << std::endl; + + accu.init (); + for (int i = 5; i >= 0; i--) + { + accu.take(tab[i]); + std::cout << "(" << tab[i] << "," << accu.to_result() << "):"; + } + std::cout << "Volume:" << accu.to_result() << std::endl; + + //create_tree_and_compute(img, morpho::attribute::volume<I2>()); // - create_tree_and_compute(f, morpho::attribute::coccupation<I>(), lambda1, lambda2); + create_tree_and_compute(f, morpho::attribute::occupation<I>(), lambda1, lambda2); }