| Line | Branch | Exec | Source |
|---|---|---|---|
| 1 | //====================================================================================================================== | ||
| 2 | /* | ||
| 3 | POLYFLOAT - Extended precision floating points | ||
| 4 | Copyright : POLYFLOAT Contributors & Maintainers | ||
| 5 | SPDX-License-Identifier: BSL-1.0 | ||
| 6 | */ | ||
| 7 | //====================================================================================================================== | ||
| 8 | #pragma once | ||
| 9 | |||
| 10 | #include <polyfloat/details/callable.hpp> | ||
| 11 | #include <polyfloat/types/concepts.hpp> | ||
| 12 | #include <polyfloat/types/traits.hpp> | ||
| 13 | #include <type_traits> | ||
| 14 | #include <polyfloat/module/core/abs.hpp> | ||
| 15 | #include <polyfloat/module/core/if_else.hpp> | ||
| 16 | #include <polyfloat/module/core/is_less.hpp> | ||
| 17 | #include <polyfloat/module/core/parts.hpp> | ||
| 18 | |||
| 19 | namespace plf | ||
| 20 | { | ||
| 21 | |||
| 22 | template<typename Options> | ||
| 23 | struct minmax_t : eve::strict_tuple_callable<minmax_t, Options, raw_option, pedantic_option> | ||
| 24 | { | ||
| 25 | template<concepts::polyfloat_like Z1, concepts::polyfloat_like... Zs> | ||
| 26 | 8 | POLYFLOAT_ABI constexpr eve::zipped<as_polyfloat_like_t<Z1, Zs...>, as_polyfloat_like_t<Z1, Zs...>> operator()( | |
| 27 | Z1 z1, Zs... zs) const noexcept | ||
| 28 | { | ||
| 29 | 8 | return POLYFLOAT_CALL(z1, zs...); | |
| 30 | } | ||
| 31 | |||
| 32 | 8 | POLYFLOAT_CALLABLE_OBJECT(minmax_t, minmax_); | |
| 33 | }; | ||
| 34 | //====================================================================================================================== | ||
| 35 | //! @addtogroup core | ||
| 36 | //! @{ | ||
| 37 | //! @var minmax | ||
| 38 | //! @brief return the minimum and maximum values. | ||
| 39 | //! | ||
| 40 | //! @groupheader{Header file} | ||
| 41 | //! | ||
| 42 | //! @code | ||
| 43 | //! #include <polyfloat/core.hpp> | ||
| 44 | //! @endcode | ||
| 45 | //! | ||
| 46 | //! @groupheader{Callable Signatures} | ||
| 47 | //! | ||
| 48 | //! @code | ||
| 49 | //! namespace polyfloat | ||
| 50 | //! { | ||
| 51 | //! template<polyfloat::concepts::polyfloat_like Ts...> constexpr auto minmax(Ts...zs) noexcept; | ||
| 52 | //! } | ||
| 53 | //! @endcode | ||
| 54 | //! | ||
| 55 | //! **Parameters** | ||
| 56 | //! | ||
| 57 | //! * `zs...`: Values to process. | ||
| 58 | //! | ||
| 59 | //! **Return value** | ||
| 60 | //! | ||
| 61 | //! Returns the kumi pair of the minimum and maximum value of the parameters. | ||
| 62 | //! | ||
| 63 | //! @groupheader{Example} | ||
| 64 | //! | ||
| 65 | //! @godbolt_todo{doc/core/minmax.cpp} | ||
| 66 | //====================================================================================================================== | ||
| 67 | |||
| 68 | inline constexpr auto minmax = eve::functor<minmax_t>; | ||
| 69 | //====================================================================================================================== | ||
| 70 | //! @} | ||
| 71 | //====================================================================================================================== | ||
| 72 | |||
| 73 | } | ||
| 74 | |||
| 75 | namespace plf::_ | ||
| 76 | { | ||
| 77 | template<typename Z1, typename... Zs, eve::callable_options O> | ||
| 78 | 8 | constexpr auto minmax_(POLYFLOAT_DELAY(), O const&, Z1 const& z1, Zs... zs) noexcept | |
| 79 | { | ||
| 80 | if constexpr (sizeof...(Zs) == 0) return eve::zip(z1, z1); | ||
| 81 | else | ||
| 82 | { | ||
| 83 | using r_t = as_polyfloat_t<Zs...>; | ||
| 84 | using u_t = eve::element_type_t<r_t>; | ||
| 85 | 8 | auto cvt = [](auto a) { return plf::convert(a, as<u_t>()); }; | |
| 86 | if constexpr (sizeof...(Zs) == 1) | ||
| 87 | { | ||
| 88 | 8 | auto zz1 = cvt(z1); | |
| 89 | 8 | auto zzs = cvt(zs...); | |
| 90 | 8 | auto check = zz1 < zzs; | |
| 91 | 8 | return eve::zip(plf::if_else(check, zz1, zzs), if_else(check, zzs, zz1)); | |
| 92 | } | ||
| 93 | else | ||
| 94 | { | ||
| 95 | return eve::zip(plf::min(z1, zs...), plf::max(z1, zs...)); | ||
| 96 | } | ||
| 97 | } | ||
| 98 | } | ||
| 99 | } | ||
| 100 |