TorqueGameEngines/Torque3D
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ref base use smart pointers

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marauder2k7 2026-03-06 08:44:44 +00:00
parent 88da6f60f6
commit 8c8c2591fe
5 changed files with 216 additions and 318 deletions
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71
Engine/source/console/simObject.h
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@ -40,7 +40,10 @@
#ifndef _TAML_CALLBACKS_H_
#include "persistence/taml/tamlCallbacks.h"
#endif
#ifndef _OBJECTTYPES_H_
#include "T3D/objectTypes.h"
#endif
class Stream;
class LightManager;
@ -606,6 +609,7 @@ class SimObject: public ConsoleObject, public TamlCallbacks
/// @name Events
/// @{
//virtual void onPrepare();
/// Called when the object is added to the sim.
virtual bool onAdd();
@ -1045,56 +1049,47 @@ DefineBitfieldType(GameTypeMasksType);
template< typename T >
class SimObjectPtr : public WeakRefPtr< T >
{
public:
public:
typedef WeakRefPtr< T > Parent;
typedef WeakRefPtr< T > Parent;
SimObjectPtr() {}
SimObjectPtr(T *ptr) { this->mReference = NULL; set(ptr); }
SimObjectPtr( const SimObjectPtr& ref ) { this->mReference = NULL; set(ref.mReference); }
SimObjectPtr() = default;
SimObjectPtr(T* ptr) { set(ptr); }
SimObjectPtr(const SimObjectPtr&) = default;
SimObjectPtr& operator=(const SimObjectPtr&) = default;
SimObjectPtr& operator=(T* ptr)
{
set(ptr);
return *this;
}
T* getObject() const { return Parent::getPointer(); }
T* getObject() const { return Parent::getPointer(); }
~SimObjectPtr() { set((WeakRefBase::WeakReference*)NULL); }
protected:
void set(T* obj)
{
// Nothing to do if same object
if (obj && this->mWeak.lock() == obj->getWeakControl().lock())
return;
SimObjectPtr<T>& operator=(const SimObjectPtr ref)
// Before overwriting, check old object for auto-delete
if (auto old_ctrl = this->mWeak.lock())
{
set(ref.mReference);
return *this;
}
SimObjectPtr<T>& operator=(T *ptr)
{
set(ptr);
return *this;
}
protected:
void set(WeakRefBase::WeakReference * ref)
{
if( ref == this->mReference )
return;
if( this->mReference )
T* old_obj = getObject();
if (this->mWeak.use_count() == 1 && old_obj && old_obj->isAutoDeleted())
{
// Auto-delete
T* obj = this->getPointer();
if ( this->mReference->getRefCount() == 2 && obj && obj->isAutoDeleted() )
obj->deleteObject();
this->mReference->decRefCount();
}
this->mReference = NULL;
if( ref )
{
this->mReference = ref;
this->mReference->incRefCount();
old_obj->destroySelf();
}
}
void set(T * obj)
// Assign new weak reference
this->mWeak.reset();
if (obj)
{
set(obj ? obj->getWeakReference() : (WeakRefBase::WeakReference *)NULL);
auto obj_ctrl = obj->getWeakControl().lock();
this->mWeak = obj_ctrl;
}
}
};
#endif // _SIMOBJECT_H_