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

   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 #include <boost/qvm/vec_operations.hpp>
   7 #include "test_qvm_vector.hpp"
   8 #include "gold.hpp"
   9
  10 namespace
  11     {
  12     template <int Dim>
  13     void
  14     test()
  15         {
  16         using namespace boost::qvm::sfinae;
  17
  18         test_qvm::vector<V1,Dim> const x(42,1);
  19         float m1=mag(x);
  20         float m2=mag(vref(x));
  21         float m3=sqrtf(test_qvm::dot<float>(x.a,x.a));
  22         BOOST_QVM_TEST_CLOSE(m1,m3,0.000001f);
  23         BOOST_QVM_TEST_CLOSE(m2,m3,0.000001f);
  24         }
  25     }
  26
  27 int
  28 main()
  29     {
  30     test<2>();
  31     test<3>();
  32     test<4>();
  33     test<5>();
  34     return boost::report_errors();
  35     }