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53 lines
1.3 KiB
C++
53 lines
1.3 KiB
C++
//========= Copyright, Valve Corporation, All rights reserved. ================//
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//
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// std::pair style container; exists to work easily in our CUtlMap/CUtlHashMap classes
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//
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//=============================================================================//
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#ifndef UTLPAIR_H
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#define UTLPAIR_H
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#ifdef _WIN32
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#pragma once
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#endif
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// std::pair style container; exists to work easily in our CUtlMap/CUtlHashMap classes
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template<typename T1, typename T2>
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class CUtlPair
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{
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public:
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CUtlPair() = default;
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CUtlPair( T1 t1, T2 t2 ) : first( t1 ), second( t2 ) {}
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bool operator<( const CUtlPair<T1,T2> &rhs ) const {
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if ( first != rhs.first )
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return first < rhs.first;
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return second < rhs.second;
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}
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bool operator==( const CUtlPair<T1,T2> &rhs ) const {
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return first == rhs.first && second == rhs.second;
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}
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T1 first;
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T2 second;
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};
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// utility to make a CUtlPair without having to specify template parameters
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template<typename T1, typename T2>
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inline CUtlPair<T1,T2> MakeUtlPair( T1 t1, T2 t2 )
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{
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return CUtlPair<T1,T2>(t1, t2);
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}
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//// HashItem() overload that works automatically with our hash containers
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//template<typename T1, typename T2>
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//inline uint32 HashItem( const CUtlPair<T1,T2> &item )
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//{
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// return HashItem( (uint64)HashItem( item.first ) + ((uint64)HashItem( item.second ) << 32) );
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//}
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#endif // UTLPAIR_H
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