123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960 |
- // Copyright 2018 Hans Dembinski
- //
- // Distributed under the Boost Software License, Version 1.0.
- // (See accompanying file LICENSE_1_0.txt
- // or copy at http://www.boost.org/LICENSE_1_0.txt)
- #ifndef BOOST_HISTOGRAM_TEST_UTILITY_HISTOGRAM_HPP
- #define BOOST_HISTOGRAM_TEST_UTILITY_HISTOGRAM_HPP
- #include <boost/histogram/axis/category.hpp>
- #include <boost/histogram/axis/integer.hpp>
- #include <boost/histogram/axis/regular.hpp>
- #include <boost/histogram/axis/variable.hpp>
- #include <boost/histogram/axis/variant.hpp>
- #include <boost/histogram/make_histogram.hpp>
- #include <boost/mp11/algorithm.hpp>
- #include <type_traits>
- #include <vector>
- namespace boost {
- namespace histogram {
- template <typename... Ts>
- auto make_axis_vector(const Ts&... ts) {
- // make sure the variant is never trivial (contains only one type)
- using R = axis::regular<double, boost::use_default, axis::null_type>;
- using I = axis::integer<int, axis::null_type, axis::option::none_t>;
- using V = axis::variable<double, axis::null_type>;
- using C = axis::category<int, axis::null_type>;
- using Var = boost::mp11::mp_unique<axis::variant<Ts..., R, I, V, C>>;
- return std::vector<Var>({Var(ts)...});
- }
- using static_tag = std::false_type;
- using dynamic_tag = std::true_type;
- template <typename... Axes>
- auto make(static_tag, const Axes&... axes) {
- return make_histogram(axes...);
- }
- template <typename S, typename... Axes>
- auto make_s(static_tag, S&& s, const Axes&... axes) {
- return make_histogram_with(s, axes...);
- }
- template <typename... Axes>
- auto make(dynamic_tag, const Axes&... axes) {
- return make_histogram(make_axis_vector(axes...));
- }
- template <typename S, typename... Axes>
- auto make_s(dynamic_tag, S&& s, const Axes&... axes) {
- return make_histogram_with(s, make_axis_vector(axes...));
- }
- } // namespace histogram
- } // namespace boost
- #endif
|