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1 | //Copyright (c) 2008-2016 Emil Dotchevski and Reverge Studios, Inc. | |
2 | ||
3 | //Distributed under the Boost Software License, Version 1.0. (See accompanying | |
4 | //file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) | |
5 | ||
6 | #ifndef UUID_49C5A1042AEF11DF9603880056D89593 | |
7 | #define UUID_49C5A1042AEF11DF9603880056D89593 | |
8 | ||
9 | #include <boost/qvm/inline.hpp> | |
10 | #include <boost/qvm/assert.hpp> | |
11 | #include <boost/qvm/static_assert.hpp> | |
12 | ||
13 | namespace | |
14 | boost | |
15 | { | |
16 | namespace | |
17 | qvm | |
18 | { | |
19 | template <class T> | |
20 | struct | |
21 | quat | |
22 | { | |
23 | T a[4]; | |
24 | template <class R> | |
25 | operator R() const | |
26 | { | |
27 | R r; | |
28 | assign(r,*this); | |
29 | return r; | |
30 | } | |
31 | }; | |
32 | ||
33 | template <class Q> | |
34 | struct quat_traits; | |
35 | ||
36 | template <class T> | |
37 | struct | |
38 | quat_traits< quat<T> > | |
39 | { | |
40 | typedef quat<T> this_quaternion; | |
41 | typedef T scalar_type; | |
42 | ||
43 | template <int I> | |
44 | static | |
45 | BOOST_QVM_INLINE_CRITICAL | |
46 | scalar_type | |
47 | read_element( this_quaternion const & x ) | |
48 | { | |
49 | BOOST_QVM_STATIC_ASSERT(I>=0); | |
50 | BOOST_QVM_STATIC_ASSERT(I<4); | |
51 | return x.a[I]; | |
52 | } | |
53 | ||
54 | template <int I> | |
55 | static | |
56 | BOOST_QVM_INLINE_CRITICAL | |
57 | scalar_type & | |
58 | write_element( this_quaternion & x ) | |
59 | { | |
60 | BOOST_QVM_STATIC_ASSERT(I>=0); | |
61 | BOOST_QVM_STATIC_ASSERT(I<4); | |
62 | return x.a[I]; | |
63 | } | |
64 | }; | |
65 | } | |
66 | } | |
67 | ||
68 | #endif |