| 1 | #include <boost/type_traits.hpp>
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| 2 | #include <boost/assert.hpp>
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| 3 | #include <boost/mpl/vector.hpp>
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| 4 | #include <boost/mpl/equal_to.hpp>
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| 5 | #include <boost/mpl/assert.hpp>
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| 6 | #include <boost/mpl/transform.hpp>
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| 7 | #include <boost/shared_features/temp/accu_a.hpp>
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| 8 | #include <boost/shared_features/temp/accu_b.hpp>
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| 9 | #include <boost/accumulators/statistics/stats.hpp>
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| 10 | #include <boost/accumulators/framework/depends_on.hpp>
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| 11 | #include <boost/accumulators/framework/accumulator_set.hpp>
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| 12 | #include <boost/accumulators/framework/extractor.hpp>
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| 13 | #include <iostream>
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| 14 | #include <libs/shared_features/src/example/temp_accu.h>
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| 15 |
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| 16 |
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| 17 | void example_temp_accu(){
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| 18 |
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| 19 | using namespace boost;
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| 20 | using namespace boost::accumulators;
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| 21 |
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| 22 | typedef mpl::size_t<0> id0;
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| 23 | typedef mpl::size_t<1> id1;
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| 24 |
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| 25 | typedef double value_type;
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| 26 | typedef tag::accu_a<id0> a_type;
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| 27 | typedef tag::accu_b<id1,id0> b_type;
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| 28 |
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| 29 | typedef accumulator_set<
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| 30 | value_type,
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| 31 | stats<
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| 32 | b_type
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| 33 | >
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| 34 | > set_type;
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| 35 |
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| 36 |
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| 37 | typedef set_type::accumulators_mpl_vector::type wrapped_features;
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| 38 |
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| 39 | typedef mpl::transform<
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| 40 | wrapped_features,
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| 41 | accumulators::detail::feature_tag<mpl::_1>
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| 42 | >::type features;
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| 43 |
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| 44 | BOOST_STATIC_ASSERT((
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| 45 | mpl::equal_to<
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| 46 | mpl::size_t<2>,
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| 47 | mpl::size<features>::type
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| 48 | >::value
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| 49 | ));
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| 50 |
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| 51 | typedef mpl::back<features>::type actual_back;
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| 52 |
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| 53 | BOOST_STATIC_ASSERT((
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| 54 | is_same<b_type,actual_back>::value
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| 55 | ));
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| 56 |
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| 57 |
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| 58 | set_type set(
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| 59 | (
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| 60 | kwd<id0>::value = 0.9
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| 61 | )
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| 62 | ); //supposed to set b.x_ = a.x_;
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| 63 |
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| 64 |
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| 65 | std::cout << "a.x_=" << extract_result<a_type>(set) << std::endl;
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| 66 | std::cout << "b.x_=" << extract_result<b_type>(set) << std::endl;
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| 67 | set(0); // sets b.x_ = a.x_ again
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| 68 | std::cout << "b.x_=" << extract_result<b_type>(set) << std::endl;
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| 69 |
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| 70 | //Output:
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| 71 | //a.x_=0.9
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| 72 | //b.x_=0.1 // expects 0.9
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| 73 | //b.x_=0.9
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| 74 |
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| 75 |
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| 76 | }
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