ceph/src/boost/libs/qvm/test/test_qvm_quaternion.hpp

   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_EF9152E42E4711DFB699737156D89593
   7 #define UUID_EF9152E42E4711DFB699737156D89593
   8
   9 #include <boost/qvm/quat_traits_defaults.hpp>
  10 #include <boost/qvm/deduce_quat.hpp>
  11 #include <boost/qvm/assert.hpp>
  12 #include "test_qvm.hpp"
  13
  14 namespace
  15 test_qvm
  16     {
  17     template <class Tag,class T=float>
  18     struct
  19     quaternion
  20         {
  21         T a[4];
  22         mutable T b[4];
  23
  24         explicit
  25         quaternion( T start=T(0), T step=T(0) )
  26             {
  27             for( int i=0; i!=4; ++i,start+=step )
  28                 a[i]=b[i]=start;
  29             }
  30         };
  31
  32     template <class Tag1,class T1,class Tag2,class T2>
  33     void
  34     dump_ab( quaternion<Tag1,T1> const & a, quaternion<Tag2,T2> const & b )
  35         {
  36         detail::dump_ab(a.a,b.a);
  37         }
  38     }
  39
  40 namespace
  41 boost
  42     {
  43     namespace
  44     qvm
  45         {
  46         template <class Tag,class T>
  47         struct
  48         quat_traits< test_qvm::quaternion<Tag,T> >:
  49             quat_traits_defaults<test_qvm::quaternion<Tag,T>,T>
  50             {
  51             typedef quat_traits_defaults<test_qvm::quaternion<Tag,T>,T> base;
  52
  53             template <int I>
  54             static
  55             typename base::scalar_type &
  56             write_element( typename base::quat_type & m )
  57                 {
  58                 BOOST_QVM_STATIC_ASSERT(I>=0);
  59                 BOOST_QVM_STATIC_ASSERT(I<4);
  60                 return m.a[I];
  61                 }
  62             };
  63
  64         template <class Tag,class T>
  65         struct
  66         deduce_quat2<test_qvm::quaternion<Tag,T>,test_qvm::quaternion<Tag,T> >
  67             {
  68             typedef test_qvm::quaternion<Tag,T> type;
  69             };
  70         }
  71     }
  72
  73 namespace
  74     {
  75     struct Q1;
  76     struct Q2;
  77     struct Q3;
  78     }
  79
  80 #endif