ceph/src/boost/libs/qvm/test/conjugate_test.cpp

   1 // Copyright 2008-2022 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 #ifdef BOOST_QVM_TEST_SINGLE_HEADER
   7 #   include BOOST_QVM_TEST_SINGLE_HEADER
   8 #else
   9 #   include <boost/qvm/quat_operations.hpp>
  10 #   include <boost/qvm/quat.hpp>
  11 #endif
  12
  13 #include "test_qvm_quaternion.hpp"
  14 #include "gold.hpp"
  15
  16 namespace
  17     {
  18     template <class T,class U> struct same_type_tester;
  19     template <class T> struct same_type_tester<T,T> { };
  20     template <class T,class U> void test_same_type( T, U ) { same_type_tester<T,U>(); }
  21
  22     void
  23     test()
  24         {
  25         using namespace boost::qvm::sfinae;
  26         test_qvm::quaternion<Q1> const x(42,1);
  27         test_qvm::scalar_multiply_v(x.b,x.a,-1.0f);
  28         x.b[0]=-x.b[0];
  29         test_same_type(x,conjugate(x));
  30             {
  31             test_qvm::quaternion<Q1> y=conjugate(x);
  32             BOOST_QVM_TEST_EQ(x.b,y.a);
  33             }
  34             {
  35             test_qvm::quaternion<Q1> y=conjugate(qref(x));
  36             BOOST_QVM_TEST_EQ(x.b,y.a);
  37             }
  38         }
  39     }
  40
  41 int
  42 main()
  43     {
  44     test();
  45     return boost::report_errors();
  46     }