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#pragma once
/** This class allows mobs to hold pointers to other mobs/players in a safe manner.
When calling GetPointer(), it first checks if the Monster/Player being pointed to is still valid.
If not, it returns a nullptr. The returned raw pointer must be used locally and then discarded.
it MUST NOT be preserved across ticks.
*/
class cPawn;
class cWorld;
class cMobPointer
{
public:
cMobPointer(cPawn * a_Pointer); // Constructor
cMobPointer(const cMobPointer & a_MobPointer); // Copy constructor
cMobPointer(cMobPointer && a_MobPointer); // Move constructor
cMobPointer& operator=(const cMobPointer& a_MobPointer); // Copy assignment operator
cMobPointer& operator=(cMobPointer&& a_MobPointer); // Move assignment operator
void SetPointer(cPawn * a_Pointer); // set Pointer
/** Returns the raw pointer. The returned raw pointer must
be used locally and then discarded. it MUST NOT be preserved across ticks.
Returns null if raw pointer is null. Returns null if mob is destroyed or moved worlds.
Must be called at least once per tick, even if the raw pointer is not going to be used that tick. */
cPawn * GetPointer(cWorld * a_CurrentWorld);
private:
cPawn * m_Pointer;
} ;
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