ceph/src/boost/libs/qvm/test/transpose_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/map_mat_mat.hpp>
  10 #   include <boost/qvm/mat_operations.hpp>
  11 #   include <boost/qvm/mat.hpp>
  12 #endif
  13
  14 #include <boost/qvm/mat_traits_array.hpp>
  15 #include "test_qvm_matrix.hpp"
  16 #include "gold.hpp"
  17
  18 namespace
  19     {
  20     template <int Rows,int Cols>
  21     void
  22     test()
  23         {
  24         using namespace boost::qvm;
  25         test_qvm::matrix<M1,Rows,Cols> x(42,1);
  26         float r1[Cols][Rows];
  27         for( int i=0; i!=Rows; ++i )
  28             for( int j=0; j!=Cols; ++j )
  29                 r1[j][i]=x.a[i][j];
  30         float r2[Cols][Rows];
  31         assign(r2,transposed(x));
  32         BOOST_QVM_TEST_EQ(r1,r2);
  33         test_qvm::scalar_multiply_m(x.b,x.a,2.0f);
  34         transposed(x) *= 2;
  35         BOOST_QVM_TEST_EQ(x.a,x.b);
  36         transposed(x) + transposed(x);
  37         -transposed(x);
  38         }
  39     }
  40
  41 int
  42 main()
  43     {
  44     test<1,2>();
  45     test<2,1>();
  46     test<2,2>();
  47     test<1,3>();
  48     test<3,1>();
  49     test<3,3>();
  50     test<1,4>();
  51     test<4,1>();
  52     test<4,4>();
  53     test<1,5>();
  54     test<5,1>();
  55     test<5,5>();
  56     return boost::report_errors();
  57     }