mirror of https://github.com/axmolengine/axmol.git
104 lines
4.4 KiB
C++
104 lines
4.4 KiB
C++
//////////////////////////////////////////////////////////////////////////////////////////
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// A multi-platform support c++11 library with focus on asynchronous socket I/O for any
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// client application.
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//////////////////////////////////////////////////////////////////////////////////////////
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/*
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The MIT License (MIT)
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Copyright (c) 2012-2023 HALX99
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#ifndef YASIO__OBJECT_POOL_HPP
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#define YASIO__OBJECT_POOL_HPP
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#include "yasio/impl/object_pool.hpp"
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namespace yasio
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{
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struct null_mutex {
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void lock() {}
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void unlock() {}
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};
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template <typename _Ty, typename _Mutex = ::yasio::null_mutex>
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class object_pool : public detail::object_pool {
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public:
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object_pool(size_t _ElemCount = 128) : detail::object_pool(detail::aligned_storage_size<_Ty>::value, _ElemCount) {}
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template <typename... _Types>
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_Ty* create(_Types&&... args)
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{
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return new (allocate()) _Ty(std::forward<_Types>(args)...);
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}
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void destroy(void* _Ptr)
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{
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((_Ty*)_Ptr)->~_Ty(); // call the destructor
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release(_Ptr);
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}
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void* allocate()
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{
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std::lock_guard<_Mutex> lk(this->mutex_);
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return get();
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}
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void deallocate(void* _Ptr)
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{
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std::lock_guard<_Mutex> lk(this->mutex_);
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release(_Ptr);
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}
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_Mutex mutex_;
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};
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#define DEFINE_OBJECT_POOL_ALLOCATION_ANY(ELEMENT_TYPE, ELEMENT_COUNT, MUTEX_TYPE) \
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public: \
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using object_pool_type = yasio::object_pool<ELEMENT_TYPE, MUTEX_TYPE>; \
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static void* operator new(size_t /*size*/) \
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{ \
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return get_pool().allocate(); \
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} \
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\
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static void* operator new(size_t /*size*/, std::nothrow_t) \
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{ \
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return get_pool().allocate(); \
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} \
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\
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static void operator delete(void* p) \
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{ \
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get_pool().deallocate(p); \
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} \
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\
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static object_pool_type& get_pool() \
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{ \
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static object_pool_type s_pool(ELEMENT_COUNT); \
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return s_pool; \
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}
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// The non thread safe edition
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#define DEFINE_FAST_OBJECT_POOL_ALLOCATION(ELEMENT_TYPE, ELEMENT_COUNT) DEFINE_OBJECT_POOL_ALLOCATION_ANY(ELEMENT_TYPE, ELEMENT_COUNT, ::yasio::null_mutex)
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// The thread safe edition
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#define DEFINE_CONCURRENT_OBJECT_POOL_ALLOCATION(ELEMENT_TYPE, ELEMENT_COUNT) DEFINE_OBJECT_POOL_ALLOCATION_ANY(ELEMENT_TYPE, ELEMENT_COUNT, std::mutex)
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} // namespace yasio
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#endif
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