King_DuckZ/Sprout
1
0
Fork 0
mirror of https://github.com/bolero-MURAKAMI/Sprout synced 2025-08-03 12:49:50 +00:00
Code Issues Releases Wiki Activity

rename */udl.hpp -> literals.hpp [destructive]

Browse source
This commit is contained in:
bolero-MURAKAMI 2016-08-14 16:02:23 +09:00
parent fea5e752bd
commit 92c7169221
22 changed files with 259 additions and 145 deletions
Download patch file Download diff file Expand all files Collapse all files

22
sprout/random/variate_generator.hpp
View file

@ -14,6 +14,7 @@
#include <sprout/random/random_result_fwd.hpp>
#include <sprout/type_traits/lvalue_reference.hpp>
#include <sprout/utility/lvalue_forward.hpp>
#include <sprout/utility/as_const.hpp>
#include <sprout/utility/swap.hpp>
namespace sprout {
@ -41,9 +42,16 @@ namespace sprout {
typedef typename distribution_value_type::result_type result_type;
typedef typename std::conditional<
std::is_reference<engine_type>::value && !std::is_const<typename std::remove_reference<engine_type>::type>::value,
result_type,
sprout::random::random_result<engine_type, distribution_type>,
sprout::random::random_result<engine_value_type, distribution_value_type>
>::type random_result_type;
private:
static SPROUT_CONSTEXPR random_result_type call(variate_generator const& g, sprout::true_type) {
return random_result_type(g.distribution_(g.engine_), g.distribution_, g.engine_);
}
static SPROUT_CONSTEXPR random_result_type call(variate_generator const& g, sprout::false_type) {
return g.distribution_(sprout::as_const(g.engine_));
}
private:
engine_type engine_;
distribution_type distribution_;
@ -60,16 +68,20 @@ namespace sprout {
: engine_(engine)
, distribution_(distribution)
{}
SPROUT_CONSTEXPR random_result_type const operator()() const {
return distribution_(engine_);
SPROUT_CONSTEXPR random_result_type operator()() const {
typedef sprout::bool_constant<std::is_reference<engine_type>::value && !std::is_const<typename std::remove_reference<engine_type>::type>::value> tag;
return call(*this, tag());
}
engine_reference_type engine() SPROUT_NOEXCEPT {
SPROUT_CONSTEXPR random_result_type next_value() const {
return (*this)();
}
SPROUT_CXX14_CONSTEXPR engine_reference_type engine() SPROUT_NOEXCEPT {
return engine_helper_type::ref(engine_);
}
SPROUT_CONSTEXPR engine_const_reference_type engine() const SPROUT_NOEXCEPT {
return engine_helper_type::ref(engine_);
}
distribution_reference_type distribution() SPROUT_NOEXCEPT {
SPROUT_CXX14_CONSTEXPR distribution_reference_type distribution() SPROUT_NOEXCEPT {
return distribution_helper_type::ref(distribution_);
}
SPROUT_CONSTEXPR distribution_const_reference_type distribution() const SPROUT_NOEXCEPT {