core/distance.hh
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/* -*- mia-c++ -*-
*
* This file is part of MIA - a toolbox for medical image analysis
* Copyright (c) Leipzig, Madrid 1999-2017 Gert Wollny
*
* MIA is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 MIA; if not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef mia_core_distance_hh
#define mia_core_distance_hh
#include <vector>
#include <algorithm>
#include <limits>
#include <iterator>
#include <mia/core/defines.hh>
NS_MIA_BEGIN
void EXPORT_CORE distance_transform_inplace(std::vector<float>& r);
template <typename InputIterator, typename OutputIterator>
void distance_transform_prepare(InputIterator in_begin, InputIterator in_end,
OutputIterator out_begin, bool to_mask)
{
if (to_mask) {
std::transform(in_begin, in_end, out_begin,
[](bool x) {
return x ? 0.0f : std::numeric_limits<float>::max();
});
} else {
std::transform(in_begin, in_end, out_begin, [](float x) {
return x * x;
});
}
}
NS_MIA_END
#endif
distance_transform_prepare
void distance_transform_prepare(InputIterator in_begin, InputIterator in_end, OutputIterator out_begin, bool to_mask)
Definition core/distance.hh:62
distance_transform_inplace
void EXPORT_CORE distance_transform_inplace(std::vector< float > &r)
defines.hh
NS_MIA_BEGIN
#define NS_MIA_BEGIN
conveniance define to start the mia namespace
Definition defines.hh:33
EXPORT_CORE
#define EXPORT_CORE
Macro to manage Visual C++ style dllimport/dllexport.
Definition defines.hh:101
NS_MIA_END
#define NS_MIA_END
conveniance define to end the mia namespace
Definition defines.hh:36