wfmath  1.0.3
A math library for the Worldforge system.
segment.cpp
1 // vector.cpp (Vector<> implementation)
2 //
3 // The WorldForge Project
4 // Copyright (C) 2011 The WorldForge Project
5 //
6 // This program is free software; you can redistribute it and/or modify
7 // it under the terms of the GNU General Public License as published by
8 // the Free Software Foundation; either version 2 of the License, or
9 // (at your option) any later version.
10 //
11 // This program is distributed in the hope that it will be useful,
12 // but WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 // GNU General Public License for more details.
15 //
16 // You should have received a copy of the GNU General Public License
17 // along with this program; if not, write to the Free Software
18 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
19 //
20 // For information about WorldForge and its authors, please contact
21 // the Worldforge Web Site at http://www.worldforge.org.
22 
23 // Author: Alistair Riddoch
24 // Created: 2011-1-29
25 
26 // Extensive amounts of this material come from the Vector2D
27 // and Vector3D classes from stage/math, written by Bryce W.
28 // Harrington, Kosh, and Jari Sundell (Rakshasa).
29 
30 #include "segment_funcs.h"
31 
32 #include "axisbox.h"
33 #include "ball.h"
34 #include "vector.h"
35 
36 #include <cmath>
37 
38 namespace WFMath {
39 
40 template<> Segment<3>& Segment<3>::rotatePoint(const Quaternion& q,
41  const Point<3>& p)
42 {
43  m_p1.rotate(q, p);
44  m_p2.rotate(q, p);
45  return *this;
46 }
47 
48 template<> Segment<3>& Segment<3>::rotateCenter(const Quaternion& q)
49 {
50  rotatePoint(q, getCenter());
51  return *this;
52 }
53 
54 template<> Segment<3> Segment<3>::toParentCoords(const Point<3>& origin,
55  const Quaternion& rotation) const
56 {
57  return Segment(m_p1.toParentCoords(origin, rotation),
58  m_p2.toParentCoords(origin, rotation));
59 }
60 
61 template<> Segment<3> Segment<3>::toLocalCoords(const Point<3>& origin,
62  const Quaternion& rotation) const
63 {
64  return Segment(m_p1.toLocalCoords(origin, rotation),
65  m_p2.toLocalCoords(origin, rotation));
66 }
67 
68 
69 template class Segment<2>;
70 template class Segment<3>;
71 
72 static_assert(std::is_standard_layout<Segment<2>>::value, "Segment should be standard layout.");
73 static_assert(std::is_trivially_copyable<Segment<2>>::value, "Segment should be trivially copyable.");
74 
75 static_assert(std::is_standard_layout<Segment<3>>::value, "Segment should be standard layout.");
76 static_assert(std::is_trivially_copyable<Segment<3>>::value, "Segment should be trivially copyable.");
77 
78 }
Generic library namespace.
Definition: shape.h:41