source-engine/engine/packed_entity.cpp
2022-06-05 01:12:37 +03:00

121 lines
2.6 KiB
C++

//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//
//=============================================================================//
#ifdef OSX
#include <malloc/malloc.h>
#else
#include <malloc.h>
#endif
#include <string.h>
#include <assert.h>
#include "packed_entity.h"
#include "basetypes.h"
#include "changeframelist.h"
#include "dt_send.h"
#include "dt_send_eng.h"
#include "server_class.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
// -------------------------------------------------------------------------------------------------- //
// PackedEntity.
// -------------------------------------------------------------------------------------------------- //
PackedEntity::PackedEntity()
{
m_pData = NULL;
m_pChangeFrameList = NULL;
m_nSnapshotCreationTick = 0;
m_nShouldCheckCreationTick = 0;
}
PackedEntity::~PackedEntity()
{
FreeData();
if ( m_pChangeFrameList )
{
m_pChangeFrameList->Release();
m_pChangeFrameList = NULL;
}
}
bool PackedEntity::AllocAndCopyPadded( const void *pData, unsigned long size )
{
FreeData();
unsigned long nBytes = PAD_NUMBER( size, 4 );
// allocate the memory
m_pData = malloc( nBytes );
if ( !m_pData )
{
Assert( m_pData );
return false;
}
Q_memcpy( m_pData, pData, size );
SetNumBits( nBytes * 8 );
return true;
}
int PackedEntity::GetPropsChangedAfterTick( int iTick, int *iOutProps, int nMaxOutProps )
{
if ( m_pChangeFrameList )
{
return m_pChangeFrameList->GetPropsChangedAfterTick( iTick, iOutProps, nMaxOutProps );
}
else
{
// signal that we don't have a changelist
return -1;
}
}
const CSendProxyRecipients* PackedEntity::GetRecipients() const
{
return m_Recipients.Base();
}
int PackedEntity::GetNumRecipients() const
{
return m_Recipients.Count();
}
void PackedEntity::SetRecipients( const CUtlMemory<CSendProxyRecipients> &recipients )
{
m_Recipients.CopyArray( recipients.Base(), recipients.Count() );
}
bool PackedEntity::CompareRecipients( const CUtlMemory<CSendProxyRecipients> &recipients )
{
if ( recipients.Count() != m_Recipients.Count() )
return false;
return memcmp( recipients.Base(), m_Recipients.Base(), sizeof( CSendProxyRecipients ) * m_Recipients.Count() ) == 0;
}
void PackedEntity::SetServerAndClientClass( ServerClass *pServerClass, ClientClass *pClientClass )
{
m_pServerClass = pServerClass;
m_pClientClass = pClientClass;
if ( pServerClass )
{
Assert( pServerClass->m_pTable );
SetShouldCheckCreationTick( pServerClass->m_pTable->HasPropsEncodedAgainstTickCount() );
}
}