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86 lines
2.9 KiB
86 lines
2.9 KiB
//========= 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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#ifndef DATATABLE_RECV_ENG_H
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#define DATATABLE_RECV_ENG_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include "dt_recv.h"
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#include "bitbuf.h"
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#include "dt.h"
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#include "tier1/utlvector.h"
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class CStandardSendProxies;
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class CSVCMsg_SendTable;
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typedef intp SerializedEntityHandle_t;
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// ------------------------------------------------------------------------------------------ //
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// RecvTable functions.
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// ------------------------------------------------------------------------------------------ //
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// These are the module startup and shutdown routines.
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bool RecvTable_Init( RecvTable **pTables, int nTables );
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void RecvTable_Term( bool clearall = true );
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// After calling RecvTable_Init to provide the list of RecvTables, call this
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// as the server sends its SendTables over. If msg needs decoder
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// it will precalculate the necessary data to actually decode this type of
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// SendTable from the server. nDemoProtocol = 0 means current version.
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bool RecvTable_RecvClassInfos( const CSVCMsg_SendTable& msg, int nDemoProtocol = 0 );
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// After ALL the SendTables have been received, call this and it will create CRecvDecoders
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// for all the SendTable->RecvTable matches it finds.
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// Returns false if there is an unrecoverable error.
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//
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// bAllowMismatches is true when playing demos back so we can change datatables without breaking demos.
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// If pAnyMisMatches is non-null, it will be set to true if the client's recv tables mismatched the server's ones.
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bool RecvTable_CreateDecoders( const CStandardSendProxies *pSendProxies, bool bAllowMismatches, bool *pAnyMismatches=NULL );
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// objectID gets passed into proxies and can be used to track data on particular objects.
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// NOTE: this function can ONLY decode a buffer outputted from RecvTable_MergeDeltas
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// or RecvTable_CopyEncoding because if the way it follows the exclude prop bits.
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bool RecvTable_Decode(
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RecvTable *pTable,
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void *pStruct,
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SerializedEntityHandle_t handle,
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int objectID
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);
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// This acts like a RecvTable_Decode() call where all properties are written and all their values are zero.
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void RecvTable_DecodeZeros( RecvTable *pTable, void *pStruct, int objectID );
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// This writes all pNewState properties into pOut.
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//
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// If pOldState is non-null and contains any properties that aren't in pNewState, then
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// those properties are written to the output as well. Returns # of changed props
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bool RecvTable_MergeDeltas(
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RecvTable *pTable,
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SerializedEntityHandle_t oldState, // Can be invalid
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SerializedEntityHandle_t newState,
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SerializedEntityHandle_t mergedState,
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int objectID = - 1,
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CUtlVector< int > *pChangedProps = NULL
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);
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bool RecvTable_ReadFieldList(
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RecvTable *pTable,
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bf_read &buf,
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SerializedEntityHandle_t dest,
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int nObjectId,
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bool bUpdateDTI
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);
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#endif // DATATABLE_RECV_ENG_H
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