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morpho/tree/filter/filter.hh
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// Copyright (C) 2009 EPITA Research and Development Laboratory (LRDE)
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//
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// This file is part of Olena.
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//
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// Olena is free software: you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation, version 2 of the License.
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//
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// Olena is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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// General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Olena. If not, see <http://www.gnu.org/licenses/>.
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//
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// As a special exception, you may use this file as part of a free
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// software project without restriction. Specifically, if other files
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// instantiate templates or use macros or inline functions from this
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// file, or you compile this file and link it with other files to produce
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// an executable, this file does not by itself cause the resulting
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// executable to be covered by the GNU General Public License. This
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// exception does not however invalidate any other reasons why the
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// executable file might be covered by the GNU General Public License.
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#ifndef MLN_MORPHO_TREE_FILTER_FILTER_HH
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# define MLN_MORPHO_TREE_FILTER_FILTER_HH
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# include <mln/core/concept/function.hh>
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# include <mln/morpho/tree/data.hh>
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# include <mln/morpho/tree/propagate_if.hh>
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namespace
mln
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{
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namespace
morpho
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{
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namespace
tree
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{
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namespace
filter
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{
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template
<
typename
T,
typename
F,
typename
P>
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inline
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void
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filter
(
const
T& tree, Image<F>& f_,
const
Function_v2b<P>& pred_,
const
mln_value(F)& v);
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# ifndef MLN_INCLUDE_ONLY
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template
<
typename
T,
typename
F,
typename
P>
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inline
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void
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filter
(
const
T& tree,
Image<F>
& f_,
const
Function_v2b<P>
& pred_,
const
mln_value(F)& v)
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{
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F& f = exact(f_);
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const
P& pred = exact(pred_);
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trace::entering(
"mln::morpho::tree::filter::filter"
);
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mln_ch_value(F,
bool
) mark;
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initialize
(mark, f);
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mln::data::fill
(mark,
false
);
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mln_dn_node_piter(T) n(tree);
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for_all(n)
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if
(mark(tree.parent(n)) || !pred(n))
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{
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f(n) = v;
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mark(n) =
true
;
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}
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trace::exiting(
"mln::morpho::tree::filter::filter"
);
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}
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# endif // ! MLN_INCLUDE_ONLY
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}
// end of namespace mln::morpho::tree::filter
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}
// end of namespace mln::morpho::tree
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}
// end of namespace mln::morpho
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}
// end of namespace mln
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#endif // ! MLN_MORPHO_TREE_FILTER_FILTER_HH
mln
morpho
tree
filter
filter.hh
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