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HashTableKey_Pointer.cpp

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//*** HashTableKey_Pointer.cpp ***

#include "HashTableKey_Pointer.h"

HashTableKey_Pointer::HashTableKey_Pointer():
   hash_(0),
   pointer_(0)
   {

   }


//*** Constructor ***

HashTableKey_Pointer::HashTableKey_Pointer(const void* pointer)
   {
   // No need for any complex calculations for this key type. Just use the number as is.
   hash_=(unsigned int)(((long long)pointer)>>2);
   pointer_=pointer;
   }


//*** GetType ***

StringId HashTableKey_Pointer::GetType() const
   {
   static StringId type("HashTableKey_Pointer");
   return type;
   }


//*** GetHash ***

unsigned int HashTableKey_Pointer::GetHash() const 
   { 
   return hash_; 
   }
   
   
//*** GetInt ***

unsigned int HashTableKey_Pointer::GetInt() const
   {
   return hash_;
   }


//*** Compare ***

bool HashTableKey_Pointer::Compare(const HashTableKey* key) const
   {
   // Make sure key is of the correct type
   if (key->GetType()!=GetType())
      {
      return false;
      }

   return pointer_==(static_cast<const HashTableKey_Pointer*>(key))->pointer_;
   }

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