/usr/include/claw/vector_2d.hpp is in libclaw-dev 1.7.4-1.
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 | /*
CLAW - a C++ Library Absolutely Wonderful
CLAW is a free library without any particular aim but being useful to
anyone.
Copyright (C) 2005-2011 Julien Jorge
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
contact: julien.jorge@gamned.org
*/
/**
* \file vector_2d.hpp
* \brief Two dimensional vector.
* \author Julien Jorge
*/
#ifndef __CLAW_VECTOR_2D_HPP__
#define __CLAW_VECTOR_2D_HPP__
#include <claw/coordinate_2d.hpp>
namespace claw
{
namespace math
{
/**
* \brief Two dimensional vector.
* \author Julien Jorge
*/
template<class T>
class vector_2d :
public coordinate_2d<T>
{
public:
/** \brief The type of the values we store. */
typedef T value_type;
/** \brief The type of the current class. */
typedef vector_2d<value_type> self_type;
/** \brief The type of the parent class. */
typedef coordinate_2d<value_type> super;
public:
vector_2d();
template<class U> vector_2d( const coordinate_2d<U>& that );
template<class U> vector_2d
( const coordinate_2d<U>& p1, const coordinate_2d<U>& p2 );
vector_2d(const value_type& _x, const value_type& _y);
value_type length() const;
void normalize();
self_type get_orthonormal_clockwise() const;
self_type get_orthonormal_anticlockwise() const;
value_type dot_product(const self_type& vect) const;
}; // class vector_2d
} // namespace math
} // namespace claw
#include <claw/impl/vector_2d.tpp>
#endif // __CLAW_VECTOR_2D_HPP__
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