148 lines
2.4 KiB
C++
148 lines
2.4 KiB
C++
#include "..\e2dbase.h"
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#include "..\e2dtool.h"
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#include "..\e2dmanager.h"
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using namespace e2d;
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e2d::autorelease_t const e2d::autorelease = e2d::autorelease_t();
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void * operator new(size_t size, e2d::autorelease_t const &) E2D_NOEXCEPT
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{
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void* p = ::operator new(size, std::nothrow);
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if (p)
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{
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GC::autorelease(static_cast<Ref*>(p));
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}
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return p;
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}
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void* operator new[](size_t size, e2d::autorelease_t const&) E2D_NOEXCEPT
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{
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void* p = ::operator new[](size, std::nothrow);
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if (p)
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{
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GC::autoreleaseArray(static_cast<Ref*>(p));
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}
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return p;
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}
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void operator delete(void * block, e2d::autorelease_t const &) E2D_NOEXCEPT
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{
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::operator delete (block, std::nothrow);
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}
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void operator delete[](void* block, e2d::autorelease_t const&) E2D_NOEXCEPT
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{
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::operator delete[](block, std::nothrow);
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}
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// GC 机制，用于销毁所有单例
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GC GC::_instance;
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e2d::GC::GC()
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: _notifyed(false)
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, _pool()
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{
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}
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e2d::GC::~GC()
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{
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// 删除所有单例
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Game::destroyInstance();
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Renderer::destroyInstance();
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Input::destroyInstance();
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Window::destroyInstance();
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Timer::destroyInstance();
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Player::destroyInstance();
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SceneManager::destroyInstance();
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ActionManager::destroyInstance();
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ColliderManager::destroyInstance();
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}
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void e2d::GC::update()
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{
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if (!_instance._notifyed)
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return;
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_instance._notifyed = false;
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for (auto iter = _instance._pool.begin(); iter != _instance._pool.end();)
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{
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if ((*iter).first->getRefCount() <= 0)
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{
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if ((*iter).second)
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{
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delete[] (*iter).first;
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}
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else
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{
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delete (*iter).first;
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}
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iter = _instance._pool.erase(iter);
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}
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else
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{
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++iter;
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}
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}
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}
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void e2d::GC::clear()
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{
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for (auto pair : _instance._pool)
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{
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delete pair.first;
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}
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_instance._pool.clear();
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}
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void e2d::GC::autorelease(Ref * ref)
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{
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if (ref)
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{
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auto iter = _instance._pool.find(ref);
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if (iter == _instance._pool.end())
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{
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_instance._pool.insert(std::make_pair(ref, false));
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}
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}
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}
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void e2d::GC::autoreleaseArray(Ref * ref)
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{
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if (ref)
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{
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auto iter = _instance._pool.find(ref);
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if (iter == _instance._pool.end())
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{
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_instance._pool.insert(std::make_pair(ref, true));
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}
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}
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}
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void e2d::GC::retain(Ref * ref)
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{
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if (ref)
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{
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auto iter = _instance._pool.find(ref);
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if (iter != _instance._pool.end())
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{
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(*iter).first->retain();
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}
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}
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}
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void e2d::GC::release(Ref * ref)
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{
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if (ref)
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{
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auto iter = _instance._pool.find(ref);
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if (iter != _instance._pool.end())
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{
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(*iter).first->release();
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_instance._notifyed = true;
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}
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}
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}
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