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删除旧的对象管理

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hyzboy 2025-01-15 01:32:51 +08:00
parent 29e758f963
commit 32c5b6731f
8 changed files with 183 additions and 550 deletions
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34
inc/hgl/type/object/DefaultCreateObject.h
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@ -1,34 +0,0 @@
#pragma once
#include<hgl/type/object/ObjectManager.h>
namespace hgl
{
template<typename T,typename ...ARGS> SafePtr<T> DefaultCreateObject(const char *source_file,const char *source_function,const size_t source_line,ARGS...args)
{
const size_t hc=GetTypeHash<T>();
ObjectManager *om=GetObjectManager(hc);
if(!om)
return SafePtr<T>();
DefaultObjectManager<T> *dom=static_cast<DefaultObjectManager<T> *>(om);
const SourceCodeLocation scl
{
.file=source_file,
.func=source_function,
.line=source_line
};
SafePtrData<T> *spd=dom->CreateObject(scl,args...);
return SafePtr<T>(spd);
}
#define HGL_NEW_OBJECT(class_name,...) DefaultCreateObject<class_name>(__FILE__,__FUNCTION__,__LINE__ __VA_OPT__(,) __VA_ARGS__)
#define HGL_DEFINE_OBJECT(class_name,type_name,...) SafePtr<class_name> type_name=HGL_NEW_OBJECT(class_name __VA_OPT__(,) __VA_ARGS__)
}//namespace hgl

390
inc/hgl/type/object/Object.h
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@ -1,235 +1,231 @@
#pragma once
#include<hgl/type/DataType.h>
#include<hgl/type/object/ObjectBaseInfo.h>
#include<hgl/type/object/ObjectRelation.h>
namespace hgl
{
/**
* 基础对象.
* 基础对象
*/
class Object
{
ObjectBaseInfo object_base_info;
ObjectBaseInfo object_info;
public:
const ObjectSimpleInfo &GetObjectSimpleInfo () const noexcept { return object_base_info; } ///<获取对象简单信息
const ObjectBaseInfo & GetObjectBaseInfo () const noexcept { return object_base_info; } ///<获取对象基本信息
const ObjectBaseInfo & GetObjectBaseInfo () const noexcept { return object_info; } ///<获取对象简单信息
ObjectManager * GetObjectManager () noexcept { return object_base_info.object_manager; } ///<获取对象管理器
const size_t GetTypeHash () const noexcept { return object_info.hash_code; } ///<获取对象数据类型的hash值
const size_t GetUniqueID () const noexcept { return object_info.unique_id; } ///<获取对象的唯一序列号
const size_t GetTypeHash () const noexcept { return object_base_info.hash_code; } ///<获取对象数据类型的hash值
const size_t GetSerialNumber () const noexcept { return object_base_info.serial_number; } ///<获取对象的序列号
public:
protected:
template<typename T> friend class SafePtr;
template<typename T> friend struct DefaultObjectAllocator;
// template<typename T> friend class SafePtr;
// template<typename T> friend struct DefaultObjectAllocator;
NO_COPY(Object)
NO_MOVE(Object)
Object(const ObjectBaseInfo &obi) noexcept { object_base_info=obi; }
Object(const ObjectBaseInfo &oi) noexcept { object_info=oi; }
virtual ~Object()=default;
virtual void Deinitailize()=0;
//virtual bool Initailize()=0;
//virtual void Deinitailize()=0;
};//class Object
template<typename T> class DefaultObjectManager;
#define HGL_OBJECT_CLASS_BODY(class_name) \
private: \
\
friend struct DefaultObjectAllocator<class_name>;\
\
using Object::Object; \
/*class_name(const ObjectBaseInfo &obi):Object(obi)*/ \
/*{std::cout<<#class_name " Construct("<<GetSerialNumber()<<")"<<std::endl;}*/ \
\
virtual ~class_name()=default; \
/*{std::cout<<#class_name " Destruct("<<GetSerialNumber()<<")"<<std::endl;}*/ \
\
public: \
\
static const size_t StaticTypeHash() noexcept {return hgl::GetTypeHash<class_name>();} \
template<typename T> struct SafePtrData
template<typename T> inline T *New(const SourceCodeLocation &scl)
{
T *ptr;
int count;
static size_t new_count=0;
private:
ObjectBaseInfo obi;
SafePtrData(T *p)
{
ptr=p;
count=0;
obi.hash_code=GetTypeHash<T>();
obi.unique_id=new_count;
obi.scl=scl;
++new_count;
T *obj=new T(obi);
return obj;
}
~SafePtrData()=default;
#define NewObject(T,obj) T *obj=New<T>(HGL_SCL_HERE);
template<typename T> friend class DefaultObjectManager;
};
/**
* 安全访问指针<Br>
* 其本质类似于的WeakPtr，但是不同的是:
* <ul>
* <li>SafePtr不使用atom计数器，所以它不是线程安全的</li>
* <li>SafePtr不会自动释放指针，它是在访问时检查指针是否有效，如果无效则返回nullptr</li>
* </ul>
*/
template<typename T> class SafePtr
{
SafePtrData<T> *data;
public:
SafePtr()
{
data=nullptr;
}
SafePtr(SafePtrData<T> *spd)
{
data=spd;
if(data)
++data->count;
}
public:
virtual ~SafePtr()
{
Release();
}
T *Get() {return data?data->ptr:nullptr;}
const T *Get() const {return data?data->ptr:nullptr;}
T *operator->() { return Get(); }
T &operator* () { return *Get(); }
const T *operator->() const { return Get(); }
const bool operator==(const T *ptr) const noexcept { return Get()==ptr; }
const bool operator!=(const T *ptr) const noexcept { return Get()!=ptr; }
const bool operator==(const SafePtr<T> &sp) const { return Get()==sp.Get(); }
const bool operator!=(const SafePtr<T> &sp) const { return Get()!=sp.Get(); }
const bool IsValid() const noexcept ///<当前对象指针是否有效
{
return data&&data->ptr;
}
SafePtr<T> &operator=(SafePtr<T> &sp)
{
if(!sp.IsValid())
{
Release();
return *this;
}
if(data)
{
if(data->ptr==sp.data->ptr)
return *this;
Release();
}
data=sp.data;
++data->count;
return *this;
}
template<typename OT>
SafePtr<T> &operator=(SafePtr<OT> &spd)
{
if(T::StaticTypeHash()!=OT::StaticTypeHash())
{
Release();
return *this;
}
if(data!=spd.data)
{
Release();
data=spd.data;
++data->count;
}
return *this;
}
SafePtr<T> &operator=(Object *obj)=delete;
/**
* 强制释放对象(不管所有权问题，强制释放)
*/
void Destory()
{
if(!data)
return;
if(!data->ptr)
return;
ObjectManager *om=data->ptr->GetObjectManager();
if(!om)
{
//std::cerr<<"SafePtr<"<<GetTypeName<T>()<<">::Destory() error, manager is null."<<std::endl;
return;
}
//std::cout<<"SafePtr<"<<GetTypeName<T>()<<">::Destory() serial:"<<data->ptr->GetSerialNumber()<<std::endl;
DefaultObjectManager<T> *dom=static_cast<DefaultObjectManager<T> *>(om);
dom->ReleaseObject(data);
data=nullptr;
}
/**
* 释放对象(释放所有权，不代表会被释放。当所有权计数为0时会被释放)
*
* \return 依然持有对象的数量
*/
int Release()
{
if(!data)
return -1;
//if(data->ptr)
//template<typename T> struct SafePtrData
//{
// std::cout<<"SafePtr<"<<GetTypeName<T>()<<">::Release() serial:"<<data->ptr->GetSerialNumber()<<std::endl;
// T *ptr;
// int count;
//private:
// SafePtrData(T *p)
// {
// ptr=p;
// count=0;
// }
int result;
// ~SafePtrData()=default;
if(data->count==1)
{
Destory();
result=0;
}
else
{
--data->count;
// template<typename T> friend class DefaultObjectManager;
//};
result=data->count;
}
///**
// * 安全访问指针<Br>
// * 其本质类似于的WeakPtr，但是不同的是:
// * <ul>
// * <li>SafePtr不使用atom计数器，所以它不是线程安全的</li>
// * <li>SafePtr不会自动释放指针，它是在访问时检查指针是否有效，如果无效则返回nullptr</li>
// * </ul>
// */
//template<typename T> class SafePtr
//{
// SafePtrData<T> *data;
data=nullptr;
return result;
}
};//template<typename T> class SafePtr
//public:
// SafePtr()
// {
// data=nullptr;
// }
// SafePtr(SafePtrData<T> *spd)
// {
// data=spd;
// if(data)
// ++data->count;
// }
//public:
// virtual ~SafePtr()
// {
// Release();
// }
// T *Get() {return data?data->ptr:nullptr;}
// const T *Get() const {return data?data->ptr:nullptr;}
// T *operator->() { return Get(); }
// T &operator* () { return *Get(); }
// const T *operator->() const { return Get(); }
// const bool operator==(const T *ptr) const noexcept { return Get()==ptr; }
// const bool operator!=(const T *ptr) const noexcept { return Get()!=ptr; }
// const bool operator==(const SafePtr<T> &sp) const { return Get()==sp.Get(); }
// const bool operator!=(const SafePtr<T> &sp) const { return Get()!=sp.Get(); }
// const bool IsValid() const noexcept ///<当前对象指针是否有效
// {
// return data&&data->ptr;
// }
// SafePtr<T> &operator=(SafePtr<T> &sp)
// {
// if(!sp.IsValid())
// {
// Release();
// return *this;
// }
// if(data)
// {
// if(data->ptr==sp.data->ptr)
// return *this;
// Release();
// }
// data=sp.data;
// ++data->count;
// return *this;
// }
// template<typename OT>
// SafePtr<T> &operator=(SafePtr<OT> &spd)
// {
// if(T::StaticTypeHash()!=OT::StaticTypeHash())
// {
// Release();
// return *this;
// }
// if(data!=spd.data)
// {
// Release();
// data=spd.data;
// ++data->count;
// }
// return *this;
// }
// SafePtr<T> &operator=(Object *obj)=delete;
// /**
// * 强制释放对象(不管所有权问题，强制释放)
// */
// void Destory()
// {
// if(!data)
// return;
// if(!data->ptr)
// return;
// ObjectManager *om=data->ptr->GetObjectManager();
// if(!om)
// {
// //std::cerr<<"SafePtr<"<<GetTypeName<T>()<<">::Destory() error, manager is null."<<std::endl;
// return;
// }
//
// //std::cout<<"SafePtr<"<<GetTypeName<T>()<<">::Destory() serial:"<<data->ptr->GetSerialNumber()<<std::endl;
// DefaultObjectManager<T> *dom=static_cast<DefaultObjectManager<T> *>(om);
// dom->ReleaseObject(data);
// data=nullptr;
// }
// /**
// * 释放对象(释放所有权，不代表会被释放。当所有权计数为0时会被释放)
// *
// * \return 依然持有对象的数量
// */
// int Release()
// {
// if(!data)
// return -1;
// //if(data->ptr)
// //{
// // std::cout<<"SafePtr<"<<GetTypeName<T>()<<">::Release() serial:"<<data->ptr->GetSerialNumber()<<std::endl;
// //}
// int result;
// if(data->count==1)
// {
// Destory();
// result=0;
// }
// else
// {
// --data->count;
// result=data->count;
// }
// data=nullptr;
// return result;
// }
//};//template<typename T> class SafePtr
}//namespace hgl

60
inc/hgl/type/object/ObjectAllocator.h
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@ -1,60 +0,0 @@
#pragma once
//#include<iostream>
namespace hgl
{
struct ObjectBaseInfo;
class Object;
class ObjectManager;
/**
* 对象分配器.
*/
struct ObjectAllocator
{
virtual void Join (ObjectManager *) {}; ///<桥接一个对象管理器
virtual void Unjoin (ObjectManager *) {}; ///<断开一个对象管理器
virtual Object *Create (const ObjectBaseInfo &obi)=0; ///<创建一个新对象
virtual void Release (Object *)=0; ///<释放一个对象
/**
* 准备断开对象管理器
* @param not_release_objects_count 未释放的对象数量
* @return 是否需要逐个释放(如返回true则会调用CleanNotReleaseObject逐个释放)
*/
virtual bool PreUnjoin(size_t not_release_objects_count)
{
//std::cerr<<"DefaultObjectManager::~DefaultObjectManager("<<GetTypename()<<") "<<object_set.size()<<" objects havn't been release."<<std::endl;
return(true);
}
virtual void CleanNotReleaseObject(Object *obj) ///<清理一个未释放的对象(用于没有手动释放时的自动清理)
{
//const ObjectBaseInfo &obi=obj->GetObjectBaseInfo();
//std::cout<<"Object(hash_code="<<obi.hash_code
// <<", serial_number="<<obi.serial_number
// <<", source_file="<<obi.source_code_location.file
// <<", source_function="<<obi.source_code_location.func
// <<", source_line="<<obi.source_code_location.line
// <<")"<<std::endl;
Release(obj);
}
};
template<typename T> struct DefaultObjectAllocator:public ObjectAllocator
{
virtual Object *Create(const ObjectBaseInfo &obi)override
{
return new T(obi);
}
virtual void Release(Object *obj)override
{
delete obj;
}
};
}//namespace hgl

24
inc/hgl/type/object/ObjectBaseInfo.h
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@ -1,28 +1,32 @@
#pragma once
#include<hgl/SourceCodeLocation.h>
#include<typeinfo>
namespace hgl
{
class ObjectManager;
/**
* 对象简单信息
*/
struct ObjectSimpleInfo
struct ObjectBaseInfo
{
size_t hash_code; ///<对象数据类型的hash值
size_t serial_number; ///<对象序列号
size_t unique_id; ///<唯一序列号
SourceCodeLocation scl;
};
/**
* 对象基本信息
*/
struct ObjectBaseInfo:public ObjectSimpleInfo
struct ObjectTotalInfo
{
ObjectManager * object_manager; ///<对象管理器
size_t hash_code;
SourceCodeLocation source_code_location; ///<对象创建的源代码位置
std::type_info *info;
size_t count;
};
void RegistryObjectHash(const size_t &hash_code,const std::type_info *);
const ObjectTotalInfo *GetObjectTotalInfo(const size_t &hash_code);
}//namespace hgl

168
inc/hgl/type/object/ObjectManager.h
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@ -1,168 +0,0 @@
#pragma once
#include"Object.h"
#include"ObjectAllocator.h"
#include<tsl/robin_set.h>
#include<tsl/robin_map.h>
namespace hgl
{
class Object;
/**
* 对象管理器基类.
*/
class ObjectManager
{
size_t object_hash_code;
const char *object_type_name;
size_t object_count;
protected:
const size_t AcquireSerialNumber(){return ++object_count;}
public:
const size_t GetTypeHash()const{return object_hash_code;}
const char * GetTypename()const{return object_type_name;}
const size_t GetCount()const{return object_count;}
public:
ObjectManager(const size_t &hc,const char *tn)
{
object_hash_code=hc;
object_type_name=tn;
object_count=0;
}
virtual ~ObjectManager()=default;
};//class ObjectManager
bool RegistryObjectManager(ObjectManager *om); ///<注册一个对象管理器
void UnregistryObjectManager(ObjectManager *om); ///<注销一个对象管理器
/**
* 缺省对象管理器
*/
template<typename T> class DefaultObjectManager:public ObjectManager
{
tsl::robin_set<T *> object_set;
tsl::robin_map<size_t,SafePtrData<T> *> object_map;
ObjectAllocator *object_allocator;
public:
DefaultObjectManager(ObjectAllocator *oa):ObjectManager(typeid(T).hash_code(),typeid(T).name())
{
object_allocator=oa;
object_allocator->Join(this);
RegistryObjectManager(this);
}
virtual ~DefaultObjectManager()
{
if(object_set.size())
{
if(object_allocator->PreUnjoin(object_set.size())) //这里返回的是是否需要逐个释放
{
for(auto &it:object_set)
{
object_allocator->CleanNotReleaseObject(it);
}
}
}
object_allocator->Unjoin(this);
UnregistryObjectManager(this);
}
protected:
template<typename T,typename ...ARGS> friend SafePtr<T> DefaultCreateObject(const char *source_file,const char *source_function,const size_t source_line,ARGS...args);
template<typename ...ARGS>
SafePtrData<T> *CreateObject(const SourceCodeLocation &scl,ARGS...args)
{
ObjectBaseInfo obi;
obi.hash_code =GetTypeHash();
obi.object_manager =this;
obi.serial_number =AcquireSerialNumber();
obi.source_code_location=scl;
Object *obj=object_allocator->Create(obi);
SafePtrData<T> *spd=new SafePtrData<T>((T *)obj);
object_set.insert({(T *)obj});
object_map.insert({obj->GetSerialNumber(),spd});
spd->ptr->Initailize(args...);
return spd;
}
template<typename T> friend class SafePtr;
void ReleaseObject(SafePtrData<T> *spd)
{
if(!spd)
return;
object_map.erase(spd->ptr->GetSerialNumber());
object_set.erase(spd->ptr);
if(spd->ptr)
{
spd->ptr->Deinitailize();
object_allocator->Release(spd->ptr);
spd->ptr=nullptr;
}
if(spd->count>1)
{
--spd->count;
}
else
{
delete spd;
}
}
template<typename T> friend SafePtr<T> GetObjectBySerial(const size_t &serial);
SafePtrData<T> *GetObjectBySerial(const size_t &serial)
{
return object_map.at(serial);
}
};//class DefaultObjectManager
#define HGL_DEFINE_DEFAULT_OBJECT_MANAGER(T) namespace \
{ \
static DefaultObjectAllocator<T> T##ObjectAllocator; \
static DefaultObjectManager<T> T##ObjectManager(&T##ObjectAllocator); \
}
ObjectManager *GetObjectManager(const size_t &hash_code); ///<取得一个对象管理器
template<typename T> inline ObjectManager *GetObjectManager() ///<取得一个对象管理器
{
return GetObjectManager(typeid(T).hash_code());
}
template<typename T> inline SafePtr<T> GetObjectBySerial(const size_t &serial) ///<通过序列号取得一个对象
{
ObjectManager *om=GetObjectManager<T>();
if(!om)
return SafePtr<T>();
DefaultObjectManager<T> *dom=static_cast<DefaultObjectManager<T> *>(om);
return SafePtr<T>(dom->GetObjectBySerial(serial));
}
}//namespace hgl

30
inc/hgl/type/object/ObjectRelation.h
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@ -1,30 +0,0 @@
#pragma once
#include<hgl/type/object/ObjectBaseInfo.h>
#include<hgl/type/List.h>
//#include<tsl/robin_map.h>
namespace hgl
{
struct ObjectReferringRecord
{
ObjectSimpleInfo osi;
size_t refer_serial; ///<引用序号
SourceCodeLocation scl;
};
/**
* 对象引用关系
*/
struct ObjectRelation
{
List<ObjectReferringRecord> referring_me; ///<引用自己的对象
List<ObjectReferringRecord> me_referring; ///<自己引用的对象
//tsl::robin_map< size_t, /*refer_serial*/
// ObjectReferringRecord *> referring_me_map; ///<引用自己的对象
};//struct ObjectRelation
}//namespace hgl

10
src/CMakeLists.txt
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@ -58,14 +58,10 @@ SET(SYSTEM_INFO_SOURCE ${CORE_PLATFORM_INCLUDE_PATH}/SystemInfo.h
SET(MATH_INCLUDE_PATH ${CMCORE_ROOT_INCLUDE_PATH}/hgl/math)
SET(BASE_OBJECT_HEADER_FILES ${TYPE_INCLUDE_PATH}/object/ObjectBaseInfo.h
${TYPE_INCLUDE_PATH}/object/ObjectRelation.h
${TYPE_INCLUDE_PATH}/object/Object.h
${TYPE_INCLUDE_PATH}/object/ObjectAllocator.h
${TYPE_INCLUDE_PATH}/object/ObjectManager.h
${TYPE_INCLUDE_PATH}/object/DefaultCreateObject.h)
${TYPE_INCLUDE_PATH}/object/Object.h)
SET(BASE_OBJECT_SOURCE_FILES Object/Object.cpp
Object/ObjectManager.cpp
SET(BASE_OBJECT_SOURCE_FILES Object/ObjectBaseInfo.cpp
Object/Object.cpp
Object/TickObject.cpp)
SOURCE_GROUP("DataType\\Object" FILES ${BASE_OBJECT_HEADER_FILES}

71
src/Object/ObjectManager.cpp
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@ -1,71 +0,0 @@
#include<hgl/type/object/ObjectManager.h>
//#include<hgl/type/object/Object.h>
//#include<iostream>
#include<tsl/robin_map.h>
namespace hgl
{
namespace
{
using ObjectManagerMap=tsl::robin_map<size_t,ObjectManager *>;
static ObjectManagerMap *object_manager_map=nullptr;
ObjectManagerMap *GetObjectManagerMap()
{
if(!object_manager_map)
object_manager_map=new ObjectManagerMap;
return(object_manager_map);
}
}//namespace
bool RegistryObjectManager(ObjectManager *om)
{
if(!om)
return(false);
const size_t hc=om->GetTypeHash();
auto *omm=GetObjectManagerMap();
if(omm->contains(hc))
return(false);
omm->insert({hc,om});
//std::cout<<"RegistryObjectManager("<<std::hex<<hc<<":"<<om->GetTypename()<<")"<<std::endl;
return(true);
}
void UnregistryObjectManager(ObjectManager *om)
{
if(!om)
return;
const size_t hc=om->GetTypeHash();
auto *omm=GetObjectManagerMap();
auto omi=omm->find(hc);
if(omi.key()!=hc)
return;
//std::cout<<"UnregistryObjectManager("<<std::hex<<hc<<":"<<om->GetTypename()<<")"<<std::endl;
omm->erase(hc);
}
ObjectManager *GetObjectManager(const size_t &hash_code)
{
auto *omm=GetObjectManagerMap();
auto omi=omm->find(hash_code);
if(omi.key()==hash_code)
return(omi.value());
else
return(nullptr);
}
}//namespace hgl