2015-08-17 20:33:58 +00:00
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#ifndef __RETRO_TEMPLATES_HPP__
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#define __RETRO_TEMPLATES_HPP__
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2015-08-18 05:54:43 +00:00
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#include <utility>
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2015-08-17 20:33:58 +00:00
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#include "GCNTypes.hpp"
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2015-08-17 22:05:00 +00:00
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namespace Retro
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{
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2015-08-17 20:33:58 +00:00
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/**
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* @brief Inheritable singleton static-allocator
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*/
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template<class T>
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class TOneStatic
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{
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2015-08-18 05:54:43 +00:00
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static u8 m_allocspace[sizeof(T)];
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2015-08-17 20:33:58 +00:00
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static uint32_t m_refCount;
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public:
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2015-08-18 05:54:43 +00:00
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static T* GetAllocSpace() {return (T*)m_allocspace;}
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2015-08-17 20:33:58 +00:00
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static u32& ReferenceCount() {return m_refCount;}
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2015-08-18 05:54:43 +00:00
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T* operator->() const {return (T*)m_allocspace;}
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void* operator new(size_t) = delete;
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void operator delete(void*) = delete;
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template<typename U = T>
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TOneStatic(typename std::enable_if<!std::is_default_constructible<U>::value>::type* = 0)
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{++ReferenceCount();}
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template<typename U = T>
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TOneStatic(typename std::enable_if<std::is_default_constructible<U>::value>::type* = 0)
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2015-08-18 19:45:28 +00:00
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{++ReferenceCount(); new (m_allocspace) T();}
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2015-08-18 05:54:43 +00:00
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template<typename... Args> TOneStatic(Args&&... args)
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2015-08-18 19:45:28 +00:00
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{++ReferenceCount(); new (m_allocspace) T(std::forward<Args>(args)...);}
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2015-08-18 05:54:43 +00:00
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~TOneStatic() {--ReferenceCount();}
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template<typename... Args> void reset(Args&&... args)
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2015-08-18 19:45:28 +00:00
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{new (m_allocspace) T(std::forward<Args>(args)...);}
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2015-08-17 20:33:58 +00:00
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};
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2015-08-18 05:54:43 +00:00
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template<class T> u8 TOneStatic<T>::m_allocspace[sizeof(T)];
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2015-08-17 20:33:58 +00:00
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template<class T> u32 TOneStatic<T>::m_refCount;
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2015-08-17 22:05:00 +00:00
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}
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2015-08-17 20:33:58 +00:00
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#endif // __RETRO_TEMPLATES_HPP__
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