LCOV - code coverage report
Current view: top level - cereal/types - valarray.hpp (source / functions) Hit Total Coverage
Test: coverage.info Lines: 20 20 100.0 %
Date: 2017-02-12 13:57:59 Functions: 40 40 100.0 %

          Line data    Source code
       1             : /*! \file valarray.hpp
       2             : \brief Support for types found in \<valarray\>
       3             : \ingroup STLSupport */
       4             : 
       5             : /*
       6             : Copyright (c) 2014, Randolph Voorhies, Shane Grant
       7             : All rights reserved.
       8             : 
       9             : Redistribution and use in source and binary forms, with or without
      10             : modification, are permitted provided that the following conditions are met:
      11             : * Redistributions of source code must retain the above copyright
      12             : notice, this list of conditions and the following disclaimer.
      13             : * Redistributions in binary form must reproduce the above copyright
      14             : notice, this list of conditions and the following disclaimer in the
      15             : documentation and/or other materials provided with the distribution.
      16             : * Neither the name of cereal nor the
      17             : names of its contributors may be used to endorse or promote products
      18             : derived from this software without specific prior written permission.
      19             : 
      20             : THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
      21             : ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
      22             : WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
      23             : DISCLAIMED. IN NO EVENT SHALL RANDOLPH VOORHIES OR SHANE GRANT BE LIABLE FOR ANY
      24             : DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
      25             : (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
      26             : LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
      27             : ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
      28             : (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
      29             : SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
      30             : */
      31             : 
      32             : #ifndef CEREAL_TYPES_VALARRAY_HPP_
      33             : #define CEREAL_TYPES_VALARRAY_HPP_
      34             : 
      35             : #include "cereal/cereal.hpp"
      36             : #include <valarray>
      37             : 
      38             : namespace cereal
      39             : {
      40             :   //! Saving for std::valarray arithmetic types, using binary serialization, if supported
      41             :   template <class Archive, class T> inline
      42             :   typename std::enable_if<traits::is_output_serializable<BinaryData<T>, Archive>::value
      43             :                           && std::is_arithmetic<T>::value, void>::type
      44         200 :   CEREAL_SAVE_FUNCTION_NAME( Archive & ar, std::valarray<T> const & valarray )
      45             :   {
      46         200 :     ar( make_size_tag( static_cast<size_type>(valarray.size()) ) ); // number of elements
      47         200 :     ar( binary_data( &valarray[0], valarray.size() * sizeof(T) ) ); // &valarray[0] ok since guaranteed contiguous
      48         200 :   }
      49             : 
      50             :   //! Loading for std::valarray arithmetic types, using binary serialization, if supported
      51             :   template <class Archive, class T> inline
      52             :   typename std::enable_if<traits::is_input_serializable<BinaryData<T>, Archive>::value
      53             :                           && std::is_arithmetic<T>::value, void>::type
      54         200 :   CEREAL_LOAD_FUNCTION_NAME( Archive & ar, std::valarray<T> & valarray )
      55             :   {
      56             :     size_type valarraySize;
      57         200 :     ar( make_size_tag( valarraySize ) );
      58             : 
      59         200 :     valarray.resize( static_cast<std::size_t>( valarraySize ) );
      60         200 :     ar( binary_data( &valarray[0], static_cast<std::size_t>( valarraySize ) * sizeof(T) ) );
      61         200 :   }
      62             : 
      63             :   //! Saving for std::valarray all other types
      64             :   template <class Archive, class T> inline
      65             :   typename std::enable_if<!traits::is_output_serializable<BinaryData<T>, Archive>::value
      66             :                           || !std::is_arithmetic<T>::value, void>::type
      67        1800 :   CEREAL_SAVE_FUNCTION_NAME( Archive & ar, std::valarray<T> const & valarray )
      68             :   {
      69        1800 :     ar( make_size_tag( static_cast<size_type>(valarray.size()) ) ); // number of elements
      70      181800 :     for(auto && v : valarray)
      71      180000 :       ar(v);
      72        1800 :   }
      73             : 
      74             :   //! Loading for std::valarray all other types
      75             :   template <class Archive, class T> inline
      76             :   typename std::enable_if<!traits::is_input_serializable<BinaryData<T>, Archive>::value
      77             :                           || !std::is_arithmetic<T>::value, void>::type
      78        1800 :   CEREAL_LOAD_FUNCTION_NAME( Archive & ar, std::valarray<T> & valarray )
      79             :   {
      80             :     size_type valarraySize;
      81        1800 :     ar( make_size_tag( valarraySize ) );
      82             : 
      83        1800 :     valarray.resize( static_cast<size_t>( valarraySize ) );
      84      181800 :     for(auto && v : valarray)
      85      180000 :       ar(v);
      86        1800 :   }
      87             : } // namespace cereal
      88             : 
      89             : #endif // CEREAL_TYPES_VALARRAY_HPP_

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