1/*
2 * copy_fusion_vector.hpp
3 *
4 * Created on: Nov 1, 2015
5 * Author: i-bird
6 */
7
8#ifndef OPENFPM_DATA_SRC_GRID_COPY_FUSION_VECTOR_HPP_
9#define OPENFPM_DATA_SRC_GRID_COPY_FUSION_VECTOR_HPP_
10
11
12/*! \brief this class is a functor for "for_each" algorithm
13 *
14 * It copy a boost::fusion::vector into an encap
15 *
16 */
17template<typename bfv, typename enc>
18struct copy_fusion_vector_encap
19{
20 //! source fusion vector
21 const bfv & src;
22
23 //! destination fusion vector
24 enc & dst;
25
26 /*! \brief constructor
27 *
28 * It define the copy parameters.
29 *
30 * \param src source fusion vector
31 * \param dst destination fusion vector
32 *
33 */
34 __device__ __host__ inline copy_fusion_vector_encap(const bfv & src, enc & dst)
35 :src(src),dst(dst){};
36
37#ifdef SE_CLASS1
38 /*! \brief Constructor
39 *
40 * Calling this constructor produce an error. This class store the reference of the object,
41 * this mean that the object passed must not be a temporal object
42 *
43 */
44 inline copy_fusion_vector_encap(const bfv && src, enc && dst)
45 :src(src),dst(dst)
46 {std::cerr << "Error: " <<__FILE__ << ":" << __LINE__ << " Passing a temporal object\n";};
47#endif
48
49 //! It call the copy function for each property
50 template<typename T>
51 __device__ __host__ inline void operator()(T& t)
52 {
53 typedef typename boost::mpl::at<bfv,boost::mpl::int_<T::value> >::type copy_src;
54 typedef typename std::remove_reference<decltype(dst.template get<T::value>())>::type copy_dst;
55
56 meta_copy_d<copy_src,copy_dst>::meta_copy_d_(boost::fusion::at_c<T::value>(src),dst.template get<T::value>());
57 }
58};
59
60
61/*! \brief this class is a functor for "for_each" algorithm
62 *
63 * It copy a boost::fusion::vector into an encap
64 *
65 */
66template<typename enc, typename bfv>
67struct copy_encap_vector_fusion
68{
69 //! source fusion vector
70 const enc & src;
71
72 //! destination fusion vector
73 bfv & dst;
74
75 /*! \brief constructor
76 *
77 * It define the copy parameters.
78 *
79 * \param src source fusion vector
80 * \param dst destination fusion vector
81 *
82 */
83 __device__ __host__ inline copy_encap_vector_fusion(const enc & src, bfv & dst)
84 :src(src),dst(dst){};
85
86#ifdef SE_CLASS1
87 /*! \brief Constructor
88 *
89 * Calling this constructor produce an error. This class store the reference of the object,
90 * this mean that the object passed must not be a temporal object
91 *
92 */
93 __device__ __host__ inline copy_encap_vector_fusion(const enc && src, bfv && dst)
94 :src(src),dst(dst)
95 {std::cerr << "Error: " <<__FILE__ << ":" << __LINE__ << " Passing a temporal object\n";};
96#endif
97
98 //! It call the copy function for each property
99 template<typename T>
100 __device__ __host__ inline void operator()(T& t)
101 {
102 typedef typename boost::mpl::at<bfv,boost::mpl::int_<T::value> >::type copy_dst;
103 typedef typename std::remove_reference<decltype(src.template get<T::value>())>::type copy_src;
104
105 meta_copy_d<copy_src,copy_dst>::meta_copy_d_(src.template get<T::value>(),boost::fusion::at_c<T::value>(dst));
106 }
107};
108
109#endif /* OPENFPM_DATA_SRC_GRID_COPY_FUSION_VECTOR_HPP_ */
110