64 lines
1.7 KiB
C++
64 lines
1.7 KiB
C++
//========= Copyright © 1996-2005, Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#include "basetypes.h"
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#include "changeframelist.h"
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#include "dt.h"
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#include "utlvector.h"
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// memdbgon must be the last include file in a .cpp file!!!
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#include "tier0/memdbgon.h"
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//-----------------------------------------------------------------------------
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DEFINE_FIXEDSIZE_ALLOCATOR_MT( CChangeFrameList, 2048, CUtlMemoryPool::GROW_FAST );
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//-----------------------------------------------------------------------------
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CChangeFrameList::CChangeFrameList( int nProperties, int iCurTick )
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{
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//determine how many buckets we need for our properties
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int nNumBuckets = ( nProperties + knBucketSize - 1 ) / knBucketSize;
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m_nNumProps = nProperties;
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m_ChangeTicks.SetCount( nProperties + nNumBuckets );
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m_ChangeTicks.FillWithValue( iCurTick );
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}
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CChangeFrameList::~CChangeFrameList()
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{
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}
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void CChangeFrameList::Release()
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{
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delete this;
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}
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CChangeFrameList::CChangeFrameList( const CChangeFrameList &rhs )
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{
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m_ChangeTicks = rhs.m_ChangeTicks;
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m_nNumProps = rhs.m_nNumProps;
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}
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CChangeFrameList *CChangeFrameList::Copy()
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{
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CChangeFrameList *pRet = new CChangeFrameList( *this );
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return pRet;
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}
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void CChangeFrameList::SetChangeTick( const int* RESTRICT pProps, int nNumProps, const int iTick )
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{
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//avoid loads inside the array by the compiler thinking they could overlap
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int* pBuckets = m_ChangeTicks.Base() + m_nNumProps;
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for ( int i=0; i < nNumProps; i++ )
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{
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//update our tick, and the parent bucket for the tick
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m_ChangeTicks[ pProps[i] ] = iTick;
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pBuckets[ pProps[i] / knBucketSize ] = iTick;
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}
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}
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