claw  1.9.0
vector_2d.hpp
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1 /*
2  CLAW - a C++ Library Absolutely Wonderful
3 
4  CLAW is a free library without any particular aim but being useful to
5  anyone.
6 
7  Copyright (C) 2005-2011 Julien Jorge
8 
9  This library is free software; you can redistribute it and/or
10  modify it under the terms of the GNU Lesser General Public
11  License as published by the Free Software Foundation; either
12  version 2.1 of the License, or (at your option) any later version.
13 
14  This library is distributed in the hope that it will be useful,
15  but WITHOUT ANY WARRANTY; without even the implied warranty of
16  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
17  Lesser General Public License for more details.
18 
19  You should have received a copy of the GNU Lesser General Public
20  License along with this library; if not, write to the Free Software
21  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 
23  contact: julien.jorge@stuff-o-matic.com
24 */
30 #ifndef __CLAW_VECTOR_2D_HPP__
31 #define __CLAW_VECTOR_2D_HPP__
32 
33 #include <claw/coordinate_2d.hpp>
34 
35 namespace claw
36 {
37  namespace math
38  {
43  template <class T>
44  class vector_2d : public coordinate_2d<T>
45  {
46  public:
48  typedef T value_type;
49 
52 
55 
56  public:
57  vector_2d();
58  template <class U>
59  vector_2d(const coordinate_2d<U>& that);
60  template <class U>
61  vector_2d(const coordinate_2d<U>& p1, const coordinate_2d<U>& p2);
62  vector_2d(const value_type& _x, const value_type& _y);
63 
64  value_type length() const;
65  void normalize();
66  self_type get_orthonormal_clockwise() const;
67  self_type get_orthonormal_anticlockwise() const;
68 
69  value_type dot_product(const self_type& vect) const;
70 
71  }; // class vector_2d
72  }
73 }
74 
75 #include <claw/vector_2d.tpp>
76 
77 #endif // __CLAW_VECTOR_2D_HPP__
value_type value_type
The type of the values we store.
Coordinates in a two dimensional space.
Two dimensional vector.
Definition: vector_2d.hpp:44
coordinate_2d< value_type > super
The type of the parent class.
Definition: vector_2d.hpp:54
Coordinates in a two dimensional space.
T value_type
The type of the values we store.
Definition: vector_2d.hpp:48
vector_2d< value_type > self_type
The type of the current class.
Definition: vector_2d.hpp:51
This is the main namespace.
Definition: application.hpp:49