/usr/include/mia-2.2/mia/2d/polygon.hh is in libmia-2.2-dev 2.2.2-1+b1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 | /* -*- mia-c++ -*-
*
* This file is part of MIA - a toolbox for medical image analysis
* Copyright (c) Leipzig, Madrid 1999-2014 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_2d_polygon_hh
#define mia_2d_polygon_hh
#include <vector>
#include <mia/2d/vector.hh>
#include <mia/2d/defines2d.hh>
NS_MIA_BEGIN
/**
@ingroup misc
\brief A simple 2D polygon class.
This class defines a polygon in 2D space and some functions on it.
@remark Adding two polygons together is not done in a proper algebraic way.
*/
class EXPORT_2D C2DPolygon {
public:
/**
Evaluate if a given points is within the polygon if the
polygon is considered to be a closed set, i.e. contains its boundary.
@param point
@returns true if the poin is inside, false otherwiese
*/
bool is_inside_closed_set(const C2DFVector& point) const;
/**
Evaluate if a given points is within the polygon if the
polygon is considered to be an open set, i.e. doesn't contain its boundary.
@param point
@returns true if the poin is inside, false otherwiese
*/
bool is_inside_open_set(const C2DFVector& point) const;
/**
Append a point to the polyon
*/
void append(const C2DFVector& point);
/**
@returns the number of points within the polygon
*/
size_t size() const;
/**
Evaluate the minimum distance of a point to the polygon
@param point
@returns distance
*/
float get_mimimum_distance(const C2DFVector& point)const ;
/**
Evaluate the Hausdorff distance between this polygon and another one
@param other
@returns Hausdorff distance
*/
float get_hausdorff_distance(const C2DPolygon& other)const ;
private:
bool is_on_line(const C2DFVector& p, const C2DFVector& a, const C2DFVector& b) const;
std::vector<C2DFVector> m_points;
};
/// Pointer type for 2D polygons
typedef std::shared_ptr<C2DPolygon > P2DPolygon;
NS_MIA_END
#endif
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