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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: implements various common send proxies
//
// $NoKeywords: $
//=============================================================================//
#include "cbase.h"
#include "sendproxy.h"
#include "basetypes.h"
#include "baseentity.h"
#include "team.h"
#include "player.h"
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
void SendProxy_Color32ToInt( const SendProp *pProp, const void *pStruct, const void *pData, DVariant *pOut, int iElement, int objectID )
{
color32 *pIn = (color32*)pData;
*((unsigned int*)&pOut->m_Int) = ((unsigned int)pIn->r << 24) | ((unsigned int)pIn->g << 16) | ((unsigned int)pIn->b << 8) | ((unsigned int)pIn->a);
}
void SendProxy_EHandleToInt( const SendProp *pProp, const void *pStruct, const void *pVarData, DVariant *pOut, int iElement, int objectID)
{
CBaseHandle *pHandle = (CBaseHandle*)pVarData;
if ( pHandle && pHandle->Get() )
{
int iSerialNum = pHandle->GetSerialNumber() & ( (1 << NUM_NETWORKED_EHANDLE_SERIAL_NUMBER_BITS) - 1 );
pOut->m_Int = pHandle->GetEntryIndex() | (iSerialNum << MAX_EDICT_BITS);
}
else
{
pOut->m_Int = INVALID_NETWORKED_EHANDLE_VALUE;
}
}
void SendProxy_IntAddOne( const SendProp *pProp, const void *pStruct, const void *pVarData, DVariant *pOut, int iElement, int objectID)
{
int *pInt = (int *)pVarData;
pOut->m_Int = (*pInt) + 1;
}
void SendProxy_ShortAddOne( const SendProp *pProp, const void *pStruct, const void *pVarData, DVariant *pOut, int iElement, int objectID)
{
short *pInt = (short *)pVarData;
pOut->m_Int = (*pInt) + 1;
}
SendProp SendPropBool(
const char *pVarName,
int offset,
int sizeofVar )
{
Assert( sizeofVar == sizeof( bool ) );
return SendPropInt( pVarName, offset, sizeofVar, 1, SPROP_UNSIGNED );
}
SendProp SendPropEHandle(
const char *pVarName,
int offset,
int sizeofVar,
int flags,
SendVarProxyFn proxyFn )
{
return SendPropInt( pVarName, offset, sizeofVar, NUM_NETWORKED_EHANDLE_BITS, SPROP_UNSIGNED|flags, proxyFn );
}
SendProp SendPropIntWithMinusOneFlag( const char *pVarName, int offset, int sizeofVar, int nBits, SendVarProxyFn proxyFn )
{
return SendPropInt( pVarName, offset, sizeofVar, nBits, SPROP_UNSIGNED, proxyFn );
}
//-----------------------------------------------------------------------------
// Purpose: Proxy that only sends data to team members
// Input : *pStruct -
// *pData -
// *pOut -
// objectID -
// Output : Returns true on success, false on failure.
//-----------------------------------------------------------------------------
void* SendProxy_OnlyToTeam( const SendProp *pProp, const void *pStruct, const void *pVarData, CSendProxyRecipients *pRecipients, int objectID )
{
CBaseEntity *pEntity = (CBaseEntity*)pStruct;
if ( pEntity )
{
CTeam *pTeam = pEntity->GetTeam();
if ( pTeam )
{
pRecipients->ClearAllRecipients();
for ( int i=0; i < pTeam->GetNumPlayers(); i++ )
pRecipients->SetRecipient( pTeam->GetPlayer( i )->GetClientIndex() );
return (void*)pVarData;
}
}
return NULL;
}
REGISTER_SEND_PROXY_NON_MODIFIED_POINTER( SendProxy_OnlyToTeam );
#define TIME_BITS 24
// This table encodes edict data.
#if 0
static void SendProxy_Time( const SendProp *pProp, const void *pStruct, const void *pVarData, DVariant *pOut, int iElement, int objectID )
{
float clock_base = floor( gpGlobals->curtime );
float t = *( float * )pVarData;
float dt = t - clock_base;
int addt = Floor2Int( 1000.0f * dt + 0.5f );
// TIME_BITS bits gives us TIME_BITS-1 bits plus sign bit
int maxoffset = 1 << ( TIME_BITS - 1);
addt = clamp( addt, -maxoffset, maxoffset );
pOut->m_Int = addt;
}
#endif
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pVarName -
// sizeofVar -
// flags -
// pId -
// Output : SendProp
//-----------------------------------------------------------------------------
SendProp SendPropTime(
const char *pVarName,
int offset,
int sizeofVar )
{
// return SendPropInt( pVarName, offset, sizeofVar, TIME_BITS, 0, SendProxy_Time );
// FIXME: Re-enable above when it doesn't cause lots of deltas
return SendPropFloat( pVarName, offset, sizeofVar, -1, SPROP_NOSCALE );
}
#if !defined( NO_ENTITY_PREDICTION )
#define PREDICTABLE_ID_BITS 31
//-----------------------------------------------------------------------------
// Purpose: Converts a predictable Id to an integer
// Input : *pStruct -
// *pVarData -
// *pOut -
// iElement -
// objectID -
//-----------------------------------------------------------------------------
static void SendProxy_PredictableIdToInt( const SendProp *pProp, const void *pStruct, const void *pVarData, DVariant *pOut, int iElement, int objectID )
{
CPredictableId* pId = ( CPredictableId * )pVarData;
if ( pId )
{
pOut->m_Int = pId->GetRaw();
}
else
{
pOut->m_Int = 0;
}
}
//-----------------------------------------------------------------------------
// Purpose:
// Input : *pVarName -
// sizeofVar -
// flags -
// pId -
// Output : SendProp
//-----------------------------------------------------------------------------
SendProp SendPropPredictableId(
const char *pVarName,
int offset,
int sizeofVar )
{
return SendPropInt( pVarName, offset, sizeofVar, PREDICTABLE_ID_BITS, SPROP_UNSIGNED, SendProxy_PredictableIdToInt );
}
#endif
void SendProxy_StringT_To_String( const SendProp *pProp, const void *pStruct, const void *pVarData, DVariant *pOut, int iElement, int objectID )
{
string_t &str = *((string_t*)pVarData);
pOut->m_pString = (char*)STRING( str );
}
SendProp SendPropStringT( const char *pVarName, int offset, int sizeofVar )
{
// Make sure it's the right type.
Assert( sizeofVar == sizeof( string_t ) );
return SendPropString( pVarName, offset, DT_MAX_STRING_BUFFERSIZE, 0, SendProxy_StringT_To_String );
}
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