1 files changed, 117 insertions, 0 deletions
diff --git a/engine/packed_entity.cpp b/engine/packed_entity.cpp
new file mode 100644
index 0000000..9944f82
--- /dev/null
+++ b/engine/packed_entity.cpp
@@ -0,0 +1,117 @@
+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+#include <malloc.h>
+#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() );
+	}
+}
+\ No newline at end of file