ceph/src/boost/libs/qvm/test/identity_mat_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/mat_operations.hpp>
   7 #include "test_qvm_matrix.hpp"
   8
   9 namespace
  10     {
  11     template <int Dim>
  12     void
  13     test()
  14         {
  15         using namespace boost::qvm;
  16         test_qvm::matrix<M1,Dim,Dim> m=identity_mat<float,Dim>();
  17         for( int i=0; i!=Dim; ++i )
  18             for( int j=0; j!=Dim; ++j )
  19                 BOOST_TEST(m.a[i][j]==float(i==j));
  20         test_qvm::matrix<M2,Dim,Dim> n(42,1);
  21         set_identity(n);
  22         for( int i=0; i!=Dim; ++i )
  23             for( int j=0; j!=Dim; ++j )
  24                 BOOST_TEST(n.a[i][j]==float(i==j));
  25         }
  26     }
  27
  28 int
  29 main()
  30     {
  31     test<2>();
  32     test<3>();
  33     test<4>();
  34     test<5>();
  35     return boost::report_errors();
  36     }