mirror of
https://github.com/Atmosphere-NX/Atmosphere.git
synced 2024-12-23 10:52:13 +00:00
88 lines
3.8 KiB
C++
88 lines
3.8 KiB
C++
/*
|
|
* Copyright (c) 2018-2020 Atmosphère-NX
|
|
*
|
|
* This program is free software; you can redistribute it and/or modify it
|
|
* under the terms and conditions of the GNU General Public License,
|
|
* version 2, as published by the Free Software Foundation.
|
|
*
|
|
* This program is distributed in the hope it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
|
|
* more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*/
|
|
#pragma once
|
|
#include <vapours.hpp>
|
|
#include <stratosphere/ddsf/ddsf_types.hpp>
|
|
#include <stratosphere/ddsf/impl/ddsf_type_tag.hpp>
|
|
|
|
namespace ams::ddsf {
|
|
|
|
#if defined(AMS_BUILD_FOR_DEBUGGING) || defined(AMS_BUILD_FOR_AUDITING)
|
|
|
|
#define AMS_DDSF_CASTABLE_TRAITS(__CLASS__, __BASE__) \
|
|
static_assert(std::convertible_to<__CLASS__ *, __BASE__ *>); \
|
|
public: \
|
|
static constexpr inline ::ams::ddsf::impl::TypeTag s_ams_ddsf_castable_type_tag{#__CLASS__, __BASE__::s_ams_ddsf_castable_type_tag}; \
|
|
constexpr virtual const ::ams::ddsf::impl::TypeTag &GetTypeTag() const override { return s_ams_ddsf_castable_type_tag; }
|
|
|
|
#else
|
|
|
|
#define AMS_DDSF_CASTABLE_TRAITS(__CLASS__, __BASE__) \
|
|
static_assert(std::convertible_to<__CLASS__ *, __BASE__ *>); \
|
|
public: \
|
|
static constexpr inline ::ams::ddsf::impl::TypeTag s_ams_ddsf_castable_type_tag{__BASE__::s_ams_ddsf_castable_type_tag}; \
|
|
constexpr virtual const ::ams::ddsf::impl::TypeTag &GetTypeTag() const override { return s_ams_ddsf_castable_type_tag; }
|
|
|
|
#endif
|
|
|
|
class ICastable {
|
|
private:
|
|
constexpr virtual const impl::TypeTag &GetTypeTag() const = 0;
|
|
|
|
template<typename T>
|
|
constexpr ALWAYS_INLINE void AssertCastableTo() const {
|
|
AMS_ASSERT(this->IsCastableTo<T>());
|
|
}
|
|
public:
|
|
template<typename T>
|
|
constexpr bool IsCastableTo() const {
|
|
return this->GetTypeTag().DerivesFrom(T::s_ams_ddsf_castable_type_tag);
|
|
}
|
|
|
|
template<typename T>
|
|
constexpr T &SafeCastTo() {
|
|
this->AssertCastableTo<T>();
|
|
return static_cast<T &>(*this);
|
|
}
|
|
|
|
template<typename T>
|
|
constexpr const T &SafeCastTo() const {
|
|
this->AssertCastableTo<T>();
|
|
return static_cast<const T &>(*this);
|
|
}
|
|
|
|
template<typename T>
|
|
constexpr T *SafeCastToPointer() {
|
|
this->AssertCastableTo<T>();
|
|
return static_cast<T *>(this);
|
|
}
|
|
|
|
template<typename T>
|
|
constexpr const T *SafeCastToPointer() const {
|
|
this->AssertCastableTo<T>();
|
|
return static_cast<const T *>(this);
|
|
}
|
|
|
|
#if defined(AMS_BUILD_FOR_AUDITING) || defined(AMS_BUILD_FOR_DEBUGGING)
|
|
|
|
constexpr const char *GetClassName() const {
|
|
return this->GetTypeTag().GetClassName();
|
|
}
|
|
|
|
#endif
|
|
};
|
|
|
|
}
|