NazaraEngine/include/Nazara/Core/Modules.inl

83 lines
2.0 KiB
C++

// Copyright (C) 2023 Jérôme "Lynix" Leclercq (lynix680@gmail.com)
// This file is part of the "Nazara Engine - Core module"
// For conditions of distribution and use, see copyright notice in Config.hpp
#include <utility>
#include <Nazara/Core/Debug.hpp>
namespace Nz
{
namespace Detail
{
template<typename T>
struct Pick
{
template<typename First, typename... Args>
static auto Get(First&& first, Args&&... args)
{
if constexpr (std::is_same_v<T, std::decay_t<First>>)
return std::forward<First>(first);
else
{
NazaraUnused(first);
return Get(std::forward<Args>(args)...);
}
}
static auto Get()
{
return T{};
}
};
template<typename Module, typename... Modules>
template<typename... ModuleConfig>
ModuleTuple<Module, Modules...>::ModuleTuple(ModuleConfig&&... configs) :
ModuleTuple<Module>(std::forward<ModuleConfig>(configs)...),
ModuleTuple<Modules...>(std::forward<ModuleConfig>(configs)...)
{
}
template<typename Module, typename... Modules>
template<typename T>
T& ModuleTuple<Module, Modules...>::Get()
{
if constexpr (std::is_same_v<T, Module>)
return ModuleTuple<Module>::template Get<T>();
else
return ModuleTuple<Modules...>::template Get<T>();
}
template<typename Module>
template<typename... ModuleConfig>
ModuleTuple<Module>::ModuleTuple(ModuleConfig&&... configs) :
m(Pick<typename Module::Config>::Get(std::forward<ModuleConfig>(configs)...))
{
}
template<typename Module>
template<typename T>
T& ModuleTuple<Module>::Get()
{
static_assert(std::is_same_v<T, Module>, "module is not in the list");
return m;
}
}
template<typename... ModuleList>
template<typename... ModuleConfig>
Modules<ModuleList...>::Modules(ModuleConfig&&... configs) :
m_modules(std::forward<ModuleConfig>(configs)...)
{
}
template<typename... ModuleList>
template<typename T>
T& Modules<ModuleList...>::Get()
{
return m_modules.template Get<T>();
}
}
#include <Nazara/Core/DebugOff.hpp>