//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose: Helper classes and functions for the save/restore system.
//
// $NoKeywords: $
//=============================================================================//
#include "cbase.h"
#include <limits.h>
#include "isaverestore.h"
#include "saverestore.h"
#include <stdarg.h>
#include "shake.h"
#include "decals.h"
#include "gamerules.h"
#include "bspfile.h"
#include "mathlib/mathlib.h"
#include "engine/IEngineSound.h"
#include "saverestoretypes.h"
#include "saverestore_utlvector.h"
#include "model_types.h"
#include "igamesystem.h"
#include "interval.h"
#include "vphysics/object_hash.h"
#include "datacache/imdlcache.h"
#include "tier0/vprof.h"
#if !defined( CLIENT_DLL )
#include "globalstate.h"
#include "entitylist.h"
#else
#include "gamestringpool.h"
#endif
// HACKHACK: Builds a global list of entities that were restored from all levels
#if !defined( CLIENT_DLL )
void AddRestoredEntity( CBaseEntity *pEntity );
#else
void AddRestoredEntity( C_BaseEntity *pEntity );
#endif
// memdbgon must be the last include file in a .cpp file!!!
#include "tier0/memdbgon.h"
#define MAX_ENTITYARRAY 1024
#define ZERO_TIME ((FLT_MAX*-0.5))
// A bit arbitrary, but unlikely to collide with any saved games...
#define TICK_NEVER_THINK_ENCODE ( INT_MAX - 3 )
ASSERT_INVARIANT( sizeof(EHandlePlaceholder_t) == sizeof(EHANDLE) );
//-----------------------------------------------------------------------------
static int gSizes[FIELD_TYPECOUNT] =
{
FIELD_SIZE( FIELD_VOID ),
FIELD_SIZE( FIELD_FLOAT ),
FIELD_SIZE( FIELD_STRING ),
FIELD_SIZE( FIELD_VECTOR ),
FIELD_SIZE( FIELD_QUATERNION ),
FIELD_SIZE( FIELD_INTEGER ),
FIELD_SIZE( FIELD_BOOLEAN ),
FIELD_SIZE( FIELD_SHORT ),
FIELD_SIZE( FIELD_CHARACTER ),
FIELD_SIZE( FIELD_COLOR32 ),
FIELD_SIZE( FIELD_EMBEDDED ),
FIELD_SIZE( FIELD_CUSTOM ),
FIELD_SIZE( FIELD_CLASSPTR ),
FIELD_SIZE( FIELD_EHANDLE ),
FIELD_SIZE( FIELD_EDICT ),
FIELD_SIZE( FIELD_POSITION_VECTOR ),
FIELD_SIZE( FIELD_TIME ),
FIELD_SIZE( FIELD_TICK ),
FIELD_SIZE( FIELD_MODELNAME ),
FIELD_SIZE( FIELD_SOUNDNAME ),
FIELD_SIZE( FIELD_INPUT ),
FIELD_SIZE( FIELD_FUNCTION ),
FIELD_SIZE( FIELD_VMATRIX ),
FIELD_SIZE( FIELD_VMATRIX_WORLDSPACE ),
FIELD_SIZE( FIELD_MATRIX3X4_WORLDSPACE ),
FIELD_SIZE( FIELD_INTERVAL ),
FIELD_SIZE( FIELD_MODELINDEX ),
FIELD_SIZE( FIELD_MATERIALINDEX ),
FIELD_SIZE( FIELD_VECTOR2D ),
FIELD_SIZE( FIELD_INTEGER64 ),
FIELD_SIZE( FIELD_POINTER ),
};
// helpers to offset worldspace matrices
static void VMatrixOffset( VMatrix &dest, const VMatrix &matrixIn, const Vector &offset )
{
dest = matrixIn;
dest.PostTranslate( offset );
}
static void Matrix3x4Offset( matrix3x4_t& dest, const matrix3x4_t& matrixIn, const Vector &offset )
{
MatrixCopy( matrixIn, dest );
Vector out;
MatrixGetColumn( matrixIn, 3, out );
out += offset;
MatrixSetColumn( out, 3, dest );
}
// This does the necessary casting / extract to grab a pointer to a member function as a void *
// UNDONE: Cast to BASEPTR or something else here?
//#define EXTRACT_INPUTFUNC_FUNCTIONPTR(x) (*(inputfunc_t **)(&(x)))
//-----------------------------------------------------------------------------
// Purpose: Search this datamap for the name of this member function
// This is used to save/restore function pointers (convert pointer to text)
// Input : *function - pointer to member function
// Output : const char * - function name
//-----------------------------------------------------------------------------
const char *UTIL_FunctionToName( datamap_t *pMap, inputfunc_t function )
{
while ( pMap )
{
for ( int i = 0; i < pMap->dataNumFields; i++ )
{
if ( pMap->dataDesc[i].flags & FTYPEDESC_FUNCTIONTABLE )
{
#ifdef WIN32
Assert( sizeof(pMap->dataDesc[i].inputFunc) == sizeof(void *) );
#elif defined(POSIX)
Assert( sizeof(pMap->dataDesc[i].inputFunc) == 8 );
#else
#error
#endif
inputfunc_t pTest = pMap->dataDesc[i].inputFunc;
if ( pTest == function )
return pMap->dataDesc[i].fieldName;
}
}
pMap = pMap->baseMap;
}
return NULL;
}
//-----------------------------------------------------------------------------
// Purpose: Search the datamap for a function named pName
// This is used to save/restore function pointers (convert text back to pointer)
// Input : *pName - name of the member function
//-----------------------------------------------------------------------------
inputfunc_t UTIL_FunctionFromName( datamap_t *pMap, const char *pName )
{
while ( pMap )
{
for ( int i = 0; i < pMap->dataNumFields; i++ )
{
#ifdef WIN32
Assert( sizeof(pMap->dataDesc[i].inputFunc) == sizeof(void *) );
#elif defined(POSIX)
Assert( sizeof(pMap->dataDesc[i].inputFunc) == 8 );
#else
#error
#endif
if ( pMap->dataDesc[i].flags & FTYPEDESC_FUNCTIONTABLE )
{
if ( FStrEq( pName, pMap->dataDesc[i].fieldName ) )
{
return pMap->dataDesc[i].inputFunc;
}
}
}
pMap = pMap->baseMap;
}
Msg( "Failed to find function %s\n", pName );
return NULL;
}
//-----------------------------------------------------------------------------
//
// CSave
//
//-----------------------------------------------------------------------------
CSave::CSave( CSaveRestoreData *pdata )
: m_pData(pdata),
m_pGameInfo( pdata ),
m_bAsync( pdata->bAsync )
{
m_BlockStartStack.EnsureCapacity( 32 );
// Logging.
m_hLogFile = NULL;
}
//-------------------------------------
inline int CSave::DataEmpty( const char *pdata, int size )
{
static int void_data = 0;
if ( size != 4 )
{
const char *pLimit = pdata + size;
while ( pdata < pLimit )
{
if ( *pdata++ )
return 0;
}
return 1;
}
return memcmp(pdata, &void_data, sizeof(int)) == 0;
}
//-----------------------------------------------------------------------------
// Purpose: Start logging save data.
//-----------------------------------------------------------------------------
void CSave::StartLogging( const char *pszLogName )
{
m_hLogFile = filesystem->Open( pszLogName, "w" );
}
//-----------------------------------------------------------------------------
// Purpose: Stop logging save data.
//-----------------------------------------------------------------------------
void CSave::EndLogging( void )
{
if ( m_hLogFile )
{
filesystem->Close( m_hLogFile );
}
m_hLogFile = NULL;
}
//-----------------------------------------------------------------------------
// Purpose: Check to see if we are logging data.
//-----------------------------------------------------------------------------
bool CSave::IsLogging( void )
{
return ( m_hLogFile != NULL );
}
//-----------------------------------------------------------------------------
// Purpose: Log data.
//-----------------------------------------------------------------------------
void CSave::Log( const char *pName, fieldtype_t fieldType, void *value, int count )
{
// Check to see if we are logging.
if ( !IsLogging() )
return;
static char szBuf[1024];
static char szTempBuf[256];
// Save the name.
Q_snprintf( szBuf, sizeof( szBuf ), "%s ", pName );
for ( int iCount = 0; iCount < count; ++iCount )
{
switch ( fieldType )
{
case FIELD_SHORT:
{
short *pValue = ( short* )( value );
short nValue = pValue[iCount];
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "%d", nValue );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
break;
}
case FIELD_FLOAT:
{
float *pValue = ( float* )( value );
float flValue = pValue[iCount];
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "%f", flValue );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
break;
}
case FIELD_BOOLEAN:
{
bool *pValue = ( bool* )( value );
bool bValue = pValue[iCount];
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "%d", ( int )( bValue ) );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
break;
}
case FIELD_INTEGER:
{
int *pValue = ( int* )( value );
int nValue = pValue[iCount];
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "%d", nValue );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
break;
}
case FIELD_STRING:
{
string_t *pValue = ( string_t* )( value );
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "%s", ( char* )STRING( *pValue ) );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
break;
}
case FIELD_VECTOR:
{
Vector *pValue = ( Vector* )( value );
Vector vecValue = pValue[iCount];
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "(%f %f %f)", vecValue.x, vecValue.y, vecValue.z );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
break;
}
case FIELD_QUATERNION:
{
Quaternion *pValue = ( Quaternion* )( value );
Quaternion q = pValue[iCount];
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "(%f %f %f %f)", q[0], q[1], q[2], q[3] );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
break;
}
case FIELD_CHARACTER:
{
char *pValue = ( char* )( value );
char chValue = pValue[iCount];
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "%c", chValue );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
}
case FIELD_COLOR32:
{
byte *pValue = ( byte* )( value );
byte *pColor = &pValue[iCount*4];
Q_snprintf( szTempBuf, sizeof( szTempBuf ), "(%d %d %d %d)", ( int )pColor[0], ( int )pColor[1], ( int )pColor[2], ( int )pColor[3] );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
}
case FIELD_EMBEDDED:
case FIELD_CUSTOM:
default:
{
break;
}
}
// Add space data.
if ( ( iCount + 1 ) != count )
{
Q_strncpy( szTempBuf, " ", sizeof( szTempBuf ) );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
}
else
{
Q_strncpy( szTempBuf, "\n", sizeof( szTempBuf ) );
Q_strncat( szBuf, szTempBuf, sizeof( szTempBuf ), COPY_ALL_CHARACTERS );
}
}
int nLength = strlen( szBuf ) + 1;
filesystem->Write( szBuf, nLength, m_hLogFile );
}
//-------------------------------------
bool CSave::IsAsync()
{
return m_bAsync;
}
//-------------------------------------
int CSave::GetWritePos() const
{
return m_pData->GetCurPos();
}
//-------------------------------------
void CSave::SetWritePos(int pos)
{
m_pData->Seek(pos);
}
//-------------------------------------
void CSave::WriteShort( const short *value, int count )
{
BufferData( (const char *)value, sizeof(short) * count );
}
//-------------------------------------
void CSave::WriteInt( const int *value, int count )
{
BufferData( (const char *)value, sizeof(int) * count );
}
//-------------------------------------
void CSave::WriteBool( const bool *value, int count )
{
COMPILE_TIME_ASSERT( sizeof(bool) == sizeof(char) );
BufferData( (const char *)value, sizeof(bool) * count );
}
//-------------------------------------
void CSave::WriteFloat( const float *value, int count )
{
BufferData( (const char *)value, sizeof(float) * count );
}
//-------------------------------------
void CSave::WriteData( const char *pdata , int size )
{
BufferData( pdata, size );
}
//-------------------------------------
void CSave::WriteString( const char *pstring )
{
BufferData( pstring, strlen(pstring) + 1 );
}
//-------------------------------------
void CSave::WriteString( const string_t *stringId, int count )
{
for ( int i = 0; i < count; i++ )
{
const char *pString = STRING(stringId[i]);
BufferData( pString, strlen(pString)+1 );
}
}
//-------------------------------------
void CSave::WriteVector( const Vector &value )
{
BufferData( (const char *)&value, sizeof(Vector) );
}
//-------------------------------------
void CSave::WriteVector( const Vector *value, int count )
{
BufferData( (const char *)value, sizeof(Vector) * count );
}
void CSave::WriteQuaternion( const Quaternion &value )
{
BufferData( (const char *)&value, sizeof(Quaternion) );
}
//-------------------------------------
void CSave::WriteQuaternion( const Quaternion *value, int count )
{
BufferData( (const char *)value, sizeof(Quaternion) * count );
}
//-------------------------------------
void CSave::WriteData( const char *pname, int size, const char *pdata )
{
BufferField( pname, size, pdata );
}
//-------------------------------------
void CSave::WriteShort( const char *pname, const short *data, int count )
{
BufferField( pname, sizeof(short) * count, (const char *)data );
}
//-------------------------------------
void CSave::WriteInt( const char *pname, const int *data, int count )
{
BufferField( pname, sizeof(int) * count, (const char *)data );
}
//-------------------------------------
void CSave::WriteBool( const char *pname, const bool *data, int count )
{
COMPILE_TIME_ASSERT( sizeof(bool) == sizeof(char) );
BufferField( pname, sizeof(bool) * count, (const char *)data );
}
//-------------------------------------
void CSave::WriteFloat( const char *pname, const float *data, int count )
{
BufferField( pname, sizeof(float) * count, (const char *)data );
}
//-------------------------------------
void CSave::WriteString( const char *pname, const char *pdata )
{
BufferField( pname, strlen(pdata) + 1, pdata );
}
//-------------------------------------
void CSave::WriteString( const char *pname, const string_t *stringId, int count )
{
int i, size;
size = 0;
for ( i = 0; i < count; i++ )
size += strlen( STRING( stringId[i] ) ) + 1;
WriteHeader( pname, size );
WriteString( stringId, count );
}
//-------------------------------------
void CSave::WriteVector( const char *pname, const Vector &value )
{
WriteVector( pname, &value, 1 );
}
//-------------------------------------
void CSave::WriteVector( const char *pname, const Vector *value, int count )
{
WriteHeader( pname, sizeof(Vector) * count );
BufferData( (const char *)value, sizeof(Vector) * count );
}
void CSave::WriteQuaternion( const char *pname, const Quaternion &value )
{
WriteQuaternion( pname, &value, 1 );
}
//-------------------------------------
void CSave::WriteQuaternion( const char *pname, const Quaternion *value, int count )
{
WriteHeader( pname, sizeof(Quaternion) * count );
BufferData( (const char *)value, sizeof(Quaternion) * count );
}
//-------------------------------------
void CSave::WriteVMatrix( const VMatrix *value, int count )
{
BufferData( (const char *)value, sizeof(VMatrix) * count );
}
//-------------------------------------
void CSave::WriteVMatrix( const char *pname, const VMatrix *value, int count )
{
WriteHeader( pname, sizeof(VMatrix) * count );
BufferData( (const char *)value, sizeof(VMatrix) * count );
}
//-------------------------------------
void CSave::WriteVMatrixWorldspace( const VMatrix *value, int count )
{
for ( int i = 0; i < count; i++ )
{
VMatrix tmp;
VMatrixOffset( tmp, value[i], -m_pGameInfo->GetLandmark() );
BufferData( (const char *)&tmp, sizeof(VMatrix) );
}
}
//-------------------------------------
void CSave::WriteVMatrixWorldspace( const char *pname, const VMatrix *value, int count )
{
WriteHeader( pname, sizeof(VMatrix) * count );
WriteVMatrixWorldspace( value, count );
}
void CSave::WriteMatrix3x4Worldspace( const matrix3x4_t *value, int count )
{
Vector offset = -m_pGameInfo->GetLandmark();
for ( int i = 0; i < count; i++ )
{
matrix3x4_t tmp;
Matrix3x4Offset( tmp, value[i], offset );
BufferData( (const char *)value, sizeof(matrix3x4_t) );
}
}
//-------------------------------------
void CSave::WriteMatrix3x4Worldspace( const char *pname, const matrix3x4_t *value, int count )
{
WriteHeader( pname, sizeof(matrix3x4_t) * count );
WriteMatrix3x4Worldspace( value, count );
}
void CSave::WriteInterval( const char *pname, const interval_t *value, int count )
{
WriteHeader( pname, sizeof( interval_t ) * count );
WriteInterval( value, count );
}
void CSave::WriteInterval( const interval_t *value, int count )
{
BufferData( (const char *)value, count * sizeof( interval_t ) );
}
//-------------------------------------
bool CSave::ShouldSaveField( const void *pData, typedescription_t *pField )
{
if ( !(pField->flags & FTYPEDESC_SAVE) || pField->fieldType == FIELD_VOID )
return false;
switch ( pField->fieldType )
{
case FIELD_EMBEDDED:
{
if ( pField->flags & FTYPEDESC_PTR )
{
AssertMsg( pField->fieldSize == 1, "Arrays of embedded pointer types presently unsupported by save/restore" );
if ( pField->fieldSize != 1 )
return false;
}
AssertMsg( pField->td != NULL, "Embedded type appears to have not had type description implemented" );
if ( pField->td == NULL )
return false;
if ( (pField->flags & FTYPEDESC_PTR) && !*((void **)pData) )
return false;
// @TODO: need real logic for handling embedded types with base classes
if ( pField->td->baseMap )
{
return true;
}
int nFieldCount = pField->fieldSize;
char *pTestData = (char *)( ( !(pField->flags & FTYPEDESC_PTR) ) ? pData : *((void **)pData) );
while ( --nFieldCount >= 0 )
{
typedescription_t *pTestField = pField->td->dataDesc;
typedescription_t *pLimit = pField->td->dataDesc + pField->td->dataNumFields;
for ( ; pTestField < pLimit; ++pTestField )
{
if ( ShouldSaveField( pTestData + pTestField->fieldOffset[ TD_OFFSET_NORMAL ], pTestField ) )
return true;
}
pTestData += pField->fieldSizeInBytes;
}
return false;
}
case FIELD_CUSTOM:
{
// ask the data if it's empty
SaveRestoreFieldInfo_t fieldInfo =
{
const_cast<void *>(pData),
((char *)pData) - pField->fieldOffset[ TD_OFFSET_NORMAL ],
pField
};
if ( pField->pSaveRestoreOps->IsEmpty( fieldInfo ) )
return false;
}
return true;
case FIELD_EHANDLE:
{
if ( (pField->fieldSizeInBytes != pField->fieldSize * gSizes[pField->fieldType]) )
{
Warning("WARNING! Field %s is using the wrong FIELD_ type!\nFix this or you'll see a crash.\n", pField->fieldName );
Assert( 0 );
}
int *pEHandle = (int *)pData;
for ( int i = 0; i < pField->fieldSize; ++i, ++pEHandle )
{
if ( (*pEHandle) != INVALID_EHANDLE_INDEX )
return true;
}
}
return false;
default:
{
if ( (pField->fieldSizeInBytes != pField->fieldSize * gSizes[pField->fieldType]) )
{
Warning("WARNING! Field %s is using the wrong FIELD_ type!\nFix this or you'll see a crash.\n", pField->fieldName );
Assert( 0 );
}
// old byte-by-byte null check
if ( DataEmpty( (const char *)pData, pField->fieldSize * gSizes[pField->fieldType] ) )
return false;
}
return true;
}
}
//-------------------------------------
// Purpose: Writes all the fields that are client neutral. In the event of
// a librarization of save/restore, these would reside in the library
//
bool CSave::WriteBasicField( const char *pname, void *pData, datamap_t *pRootMap, typedescription_t *pField )
{
switch( pField->fieldType )
{
case FIELD_FLOAT:
WriteFloat( pField->fieldName, (float *)pData, pField->fieldSize );
break;
case FIELD_STRING:
WriteString( pField->fieldName, (string_t *)pData, pField->fieldSize );
break;
case FIELD_VECTOR:
WriteVector( pField->fieldName, (Vector *)pData, pField->fieldSize );
break;
case FIELD_QUATERNION:
WriteQuaternion( pField->fieldName, (Quaternion *)pData, pField->fieldSize );
break;
case FIELD_INTEGER:
WriteInt( pField->fieldName, (int *)pData, pField->fieldSize );
break;
case FIELD_BOOLEAN:
WriteBool( pField->fieldName, (bool *)pData, pField->fieldSize );
break;
case FIELD_SHORT:
WriteData( pField->fieldName, 2 * pField->fieldSize, ((char *)pData) );
break;
case FIELD_CHARACTER:
WriteData( pField->fieldName, pField->fieldSize, ((char *)pData) );
break;
case FIELD_COLOR32:
WriteData( pField->fieldName, 4*pField->fieldSize, (char *)pData );
break;
case FIELD_EMBEDDED:
{
AssertMsg( ( (pField->flags & FTYPEDESC_PTR) == 0 ) || (pField->fieldSize == 1), "Arrays of embedded pointer types presently unsupported by save/restore" );
Assert( !(pField->flags & FTYPEDESC_PTR) || *((void **)pData) );
int nFieldCount = pField->fieldSize;
char *pFieldData = (char *)( ( !(pField->flags & FTYPEDESC_PTR) ) ? pData : *((void **)pData) );
StartBlock( pField->fieldName );
while ( --nFieldCount >= 0 )
{
WriteAll( pFieldData, pField->td );
pFieldData += pField->fieldSizeInBytes;
}
EndBlock();
break;
}
case FIELD_CUSTOM:
{
// Note it is up to the custom type implementor to handle arrays
StartBlock( pField->fieldName );
SaveRestoreFieldInfo_t fieldInfo =
{
pData,
((char *)pData) - pField->fieldOffset[ TD_OFFSET_NORMAL ],
pField
};
pField->pSaveRestoreOps->Save( fieldInfo, this );
EndBlock();
break;
}
default:
Warning( "Bad field type\n" );
Assert(0);
return false;
}
return true;
}
//-------------------------------------
bool CSave::WriteField( const char *pname, void *pData, datamap_t *pRootMap, typedescription_t *pField )
{
#ifdef _DEBUG
Log( pname, (fieldtype_t)pField->fieldType, pData, pField->fieldSize );
#endif
if ( pField->fieldType <= FIELD_CUSTOM )
{
return WriteBasicField( pname, pData, pRootMap, pField );
}
return WriteGameField( pname, pData, pRootMap, pField );
}
//-------------------------------------
int CSave::WriteFields( const char *pname, const void *pBaseData, datamap_t *pRootMap, typedescription_t *pFields, int fieldCount )
{
typedescription_t *pTest;
int iHeaderPos = m_pData->GetCurPos();
int count = -1;
WriteInt( pname, &count, 1 );
count = 0;
#ifdef _X360
__dcbt( 0, pBaseData );
__dcbt( 128, pBaseData );
__dcbt( 256, pBaseData );
__dcbt( 512, pBaseData );
void *pDest = m_pData->AccessCurPos();
__dcbt( 0, pDest );
__dcbt( 128, pDest );
__dcbt( 256, pDest );
__dcbt( 512, pDest );
#endif
for ( int i = 0; i < fieldCount; i++ )
{
pTest = &pFields[ i ];
void *pOutputData = ( (char *)pBaseData + pTest->fieldOffset[ TD_OFFSET_NORMAL ] );
if ( !ShouldSaveField( pOutputData, pTest ) )
continue;
if ( !WriteField( pname, pOutputData, pRootMap, pTest ) )
break;
count++;
}
int iCurPos = m_pData->GetCurPos();
int iRewind = iCurPos - iHeaderPos;
m_pData->Rewind( iRewind );
WriteInt( pname, &count, 1 );
iCurPos = m_pData->GetCurPos();
m_pData->MoveCurPos( iRewind - ( iCurPos - iHeaderPos ) );
return 1;
}
//-------------------------------------
// Purpose: Recursively saves all the classes in an object, in reverse order (top down)
// Output : int 0 on failure, 1 on success
int CSave::DoWriteAll( const void *pLeafObject, datamap_t *pLeafMap, datamap_t *pCurMap )
{
// save base classes first
if ( pCurMap->baseMap )
{
int status = DoWriteAll( pLeafObject, pLeafMap, pCurMap->baseMap );
if ( !status )
return status;
}
return WriteFields( pCurMap->dataClassName, pLeafObject, pLeafMap, pCurMap->dataDesc, pCurMap->dataNumFields );
}
//-------------------------------------
void CSave::StartBlock( const char *pszBlockName )
{
WriteHeader( pszBlockName, 0 ); // placeholder
m_BlockStartStack.AddToTail( GetWritePos() );
}
//-------------------------------------
void CSave::StartBlock()
{
StartBlock( "" );
}
//-------------------------------------
void CSave::EndBlock()
{
int endPos = GetWritePos();
int startPos = m_BlockStartStack[ m_BlockStartStack.Count() - 1 ];
short sizeBlock = endPos - startPos;
m_BlockStartStack.Remove( m_BlockStartStack.Count() - 1 );
// Move to the the location where the size of the block was written & rewrite the size
SetWritePos( startPos - sizeof(SaveRestoreRecordHeader_t) );
BufferData( (const char *)&sizeBlock, sizeof(short) );
SetWritePos( endPos );
}
//-------------------------------------
void CSave::BufferString( char *pdata, int len )
{
char c = 0;
BufferData( pdata, len ); // Write the string
BufferData( &c, 1 ); // Write a null terminator
}
//-------------------------------------
void CSave::BufferField( const char *pname, int size, const char *pdata )
{
WriteHeader( pname, size );
BufferData( pdata, size );
}
//-------------------------------------
void CSave::WriteHeader( const char *pname, int size )
{
short shortSize = size;
short hashvalue = m_pData->FindCreateSymbol( pname );
if ( size > SHRT_MAX || size < 0 )
{
Warning( "CSave::WriteHeader() size parameter exceeds 'short'!\n" );
Assert(0);
}
BufferData( (const char *)&shortSize, sizeof(short) );
BufferData( (const char *)&hashvalue, sizeof(short) );
}
//-------------------------------------
void CSave::BufferData( const char *pdata, int size )
{
if ( !m_pData )
return;
if ( !m_pData->Write( pdata, size ) )
{
Warning( "Save/Restore overflow!\n" );
Assert(0);
}
}
//---------------------------------------------------------
//
// Game centric save methods.
//
int CSave::EntityIndex( const edict_t *pentLookup )
{
#if !defined( CLIENT_DLL )
if ( pentLookup == NULL )
return -1;
return EntityIndex( CBaseEntity::Instance(pentLookup) );
#else
Assert( !"CSave::EntityIndex( edict_t * ) not valid on client!" );
return -1;
#endif
}
//-------------------------------------
int CSave::EntityIndex( const CBaseEntity *pEntity )
{
return m_pGameInfo->GetEntityIndex( pEntity );
}
//-------------------------------------
int CSave::EntityFlagsSet( int entityIndex, int flags )
{
if ( !m_pGameInfo || entityIndex < 0 )
return 0;
if ( entityIndex > m_pGameInfo->NumEntities() )
return 0;
m_pGameInfo->GetEntityInfo( entityIndex )->flags |= flags;
return m_pGameInfo->GetEntityInfo( entityIndex )->flags;
}
//-------------------------------------
void CSave::WriteTime( const char *pname, const float *data, int count )
{
int i;
float tmp;
WriteHeader( pname, sizeof(float) * count );
for ( i = 0; i < count; i++ )
{
// Always encode time as a delta from the current time so it can be re-based if loaded in a new level
// Times of 0 are never written to the file, so they will be restored as 0, not a relative time
Assert( data[i] != ZERO_TIME );
if ( data[i] == 0.0 )
{
tmp = ZERO_TIME;
}
else if ( data[i] == INVALID_TIME || data[i] == FLT_MAX )
{
tmp = data[i];
}
else
{
tmp = data[i] - m_pGameInfo->GetBaseTime();
if ( fabsf( tmp ) < 0.001 ) // never allow a time to become zero due to rebasing
tmp = 0.001;
}
WriteData( (const char *)&tmp, sizeof(float) );
}
}
//-------------------------------------
void CSave::WriteTime( const float *data, int count )
{
int i;
float tmp;
for ( i = 0; i < count; i++ )
{
// Always encode time as a delta from the current time so it can be re-based if loaded in a new level
// Times of 0 are never written to the file, so they will be restored as 0, not a relative time
if ( data[i] == 0.0 )
{
tmp = ZERO_TIME;
}
else if ( data[i] == INVALID_TIME || data[i] == FLT_MAX )
{
tmp = data[i];
}
else
{
tmp = data[i] - m_pGameInfo->GetBaseTime();
if ( fabsf( tmp ) < 0.001 ) // never allow a time to become zero due to rebasing
tmp = 0.001;
}
WriteData( (const char *)&tmp, sizeof(float) );
}
}
void CSave::WriteTick( const char *pname, const int *data, int count )
{
WriteHeader( pname, sizeof(int) * count );
WriteTick( data, count );
}
//-------------------------------------
void CSave::WriteTick( const int *data, int count )
{
int i;
int tmp;
int baseTick = TIME_TO_TICKS( m_pGameInfo->GetBaseTime() );
for ( i = 0; i < count; i++ )
{
// Always encode time as a delta from the current time so it can be re-based if loaded in a new level
// Times of 0 are never written to the file, so they will be restored as 0, not a relative time
tmp = data[ i ];
if ( data[ i ] == TICK_NEVER_THINK )
{
tmp = TICK_NEVER_THINK_ENCODE;
}
else
{
// Rebase it...
tmp -= baseTick;
}
WriteData( (const char *)&tmp, sizeof(int) );
}
}
//-------------------------------------
void CSave::WritePositionVector( const char *pname, const Vector &value )
{
Vector tmp = value;
if ( tmp != vec3_invalid )
tmp -= m_pGameInfo->GetLandmark();
WriteVector( pname, tmp );
}
//-------------------------------------
void CSave::WritePositionVector( const Vector &value )
{
Vector tmp = value;
if ( tmp != vec3_invalid )
tmp -= m_pGameInfo->GetLandmark();
WriteVector( tmp );
}
//-------------------------------------
void CSave::WritePositionVector( const char *pname, const Vector *value, int count )
{
WriteHeader( pname, sizeof(Vector) * count );
WritePositionVector( value, count );
}
//-------------------------------------
void CSave::WritePositionVector( const Vector *value, int count )
{
for ( int i = 0; i < count; i++ )
{
Vector tmp = value[i];
if ( tmp != vec3_invalid )
tmp -= m_pGameInfo->GetLandmark();
WriteData( (const char *)&tmp.x, sizeof(Vector) );
}
}
//-------------------------------------
void CSave::WriteFunction( datamap_t *pRootMap, const char *pname, inputfunc_t **data, int count )
{
AssertMsg( count == 1, "Arrays of functions not presently supported" );
const char *functionName = UTIL_FunctionToName( pRootMap, *(inputfunc_t*)data );
if ( !functionName )
{
Warning( "Invalid function pointer in entity!\n" );
Assert(0);
functionName = "BADFUNCTIONPOINTER";
}
BufferField( pname, strlen(functionName) + 1, functionName );
}
//-------------------------------------
void CSave::WriteEntityPtr( const char *pname, CBaseEntity **ppEntity, int count )
{
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
for ( int i = 0; i < count && i < MAX_ENTITYARRAY; i++ )
{
entityArray[i] = EntityIndex( ppEntity[i] );
}
WriteInt( pname, entityArray, count );
}
//-------------------------------------
void CSave::WriteEntityPtr( CBaseEntity **ppEntity, int count )
{
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
for ( int i = 0; i < count && i < MAX_ENTITYARRAY; i++ )
{
entityArray[i] = EntityIndex( ppEntity[i] );
}
WriteInt( entityArray, count );
}
//-------------------------------------
void CSave::WriteEdictPtr( const char *pname, edict_t **ppEdict, int count )
{
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
for ( int i = 0; i < count && i < MAX_ENTITYARRAY; i++ )
{
entityArray[i] = EntityIndex( ppEdict[i] );
}
WriteInt( pname, entityArray, count );
}
//-------------------------------------
void CSave::WriteEdictPtr( edict_t **ppEdict, int count )
{
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
for ( int i = 0; i < count && i < MAX_ENTITYARRAY; i++ )
{
entityArray[i] = EntityIndex( ppEdict[i] );
}
WriteInt( entityArray, count );
}
//-------------------------------------
void CSave::WriteEHandle( const char *pname, const EHANDLE *pEHandle, int count )
{
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
for ( int i = 0; i < count && i < MAX_ENTITYARRAY; i++ )
{
entityArray[i] = EntityIndex( (CBaseEntity *)(const_cast<EHANDLE *>(pEHandle)[i]) );
}
WriteInt( pname, entityArray, count );
}
//-------------------------------------
void CSave::WriteEHandle( const EHANDLE *pEHandle, int count )
{
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
for ( int i = 0; i < count && i < MAX_ENTITYARRAY; i++ )
{
entityArray[i] = EntityIndex( (CBaseEntity *)(const_cast<EHANDLE *>(pEHandle)[i]) );
}
WriteInt( entityArray, count );
}
//-------------------------------------
// Purpose: Writes all the fields that are not client neutral. In the event of
// a librarization of save/restore, these would not reside in the library
bool CSave::WriteGameField( const char *pname, void *pData, datamap_t *pRootMap, typedescription_t *pField )
{
switch( pField->fieldType )
{
case FIELD_CLASSPTR:
WriteEntityPtr( pField->fieldName, (CBaseEntity **)pData, pField->fieldSize );
break;
case FIELD_EDICT:
WriteEdictPtr( pField->fieldName, (edict_t **)pData, pField->fieldSize );
break;
case FIELD_EHANDLE:
WriteEHandle( pField->fieldName, (EHANDLE *)pData, pField->fieldSize );
break;
case FIELD_POSITION_VECTOR:
WritePositionVector( pField->fieldName, (Vector *)pData, pField->fieldSize );
break;
case FIELD_TIME:
WriteTime( pField->fieldName, (float *)pData, pField->fieldSize );
break;
case FIELD_TICK:
WriteTick( pField->fieldName, (int *)pData, pField->fieldSize );
break;
case FIELD_MODELINDEX:
{
int nModelIndex = *(int*)pData;
string_t strModelName = NULL_STRING;
const model_t *pModel = modelinfo->GetModel( nModelIndex );
if ( pModel )
{
strModelName = AllocPooledString( modelinfo->GetModelName( pModel ) );
}
WriteString( pField->fieldName, (string_t *)&strModelName, pField->fieldSize );
}
break;
case FIELD_MATERIALINDEX:
{
int nMateralIndex = *(int*)pData;
string_t strMaterialName = NULL_STRING;
const char *pMaterialName = GetMaterialNameFromIndex( nMateralIndex );
if ( pMaterialName )
{
strMaterialName = MAKE_STRING( pMaterialName );
}
WriteString( pField->fieldName, (string_t *)&strMaterialName, pField->fieldSize );
}
break;
case FIELD_MODELNAME:
case FIELD_SOUNDNAME:
WriteString( pField->fieldName, (string_t *)pData, pField->fieldSize );
break;
// For now, just write the address out, we're not going to change memory while doing this yet!
case FIELD_FUNCTION:
WriteFunction( pRootMap, pField->fieldName, (inputfunc_t **)(char *)pData, pField->fieldSize );
break;
case FIELD_VMATRIX:
WriteVMatrix( pField->fieldName, (VMatrix *)pData, pField->fieldSize );
break;
case FIELD_VMATRIX_WORLDSPACE:
WriteVMatrixWorldspace( pField->fieldName, (VMatrix *)pData, pField->fieldSize );
break;
case FIELD_MATRIX3X4_WORLDSPACE:
WriteMatrix3x4Worldspace( pField->fieldName, (const matrix3x4_t *)pData, pField->fieldSize );
break;
case FIELD_INTERVAL:
WriteInterval( pField->fieldName, (interval_t *)pData, pField->fieldSize );
break;
case FIELD_POINTER:
WriteData( pField->fieldName, sizeof(void*)*pField->fieldSize, (char *)pData );
break;
default:
Warning( "Bad field type\n" );
Assert(0);
return false;
}
return true;
}
//-----------------------------------------------------------------------------
//
// CRestore
//
//-----------------------------------------------------------------------------
CRestore::CRestore( CSaveRestoreData *pdata )
: m_pData( pdata ),
m_pGameInfo( pdata ),
m_global( 0 ),
m_precache( true )
{
m_BlockEndStack.EnsureCapacity( 32 );
}
//-------------------------------------
int CRestore::GetReadPos() const
{
return m_pData->GetCurPos();
}
//-------------------------------------
void CRestore::SetReadPos( int pos )
{
m_pData->Seek(pos);
}
//-------------------------------------
const char *CRestore::StringFromHeaderSymbol( int symbol )
{
const char *pszResult = m_pData->StringFromSymbol( symbol );
return ( pszResult ) ? pszResult : "";
}
//-------------------------------------
// Purpose: Reads all the fields that are client neutral. In the event of
// a librarization of save/restore, these would reside in the library
void CRestore::ReadBasicField( const SaveRestoreRecordHeader_t &header, void *pDest, datamap_t *pRootMap, typedescription_t *pField )
{
switch( pField->fieldType )
{
case FIELD_FLOAT:
{
ReadFloat( (float *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_STRING:
{
ReadString( (string_t *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_VECTOR:
{
ReadVector( (Vector *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_QUATERNION:
{
ReadQuaternion( (Quaternion *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_INTEGER:
{
ReadInt( (int *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_BOOLEAN:
{
ReadBool( (bool *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_SHORT:
{
ReadShort( (short *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_CHARACTER:
{
ReadData( (char *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_COLOR32:
{
COMPILE_TIME_ASSERT( sizeof(color32) == sizeof(int) );
ReadInt( (int *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_EMBEDDED:
{
AssertMsg( (( pField->flags & FTYPEDESC_PTR ) == 0) || (pField->fieldSize == 1), "Arrays of embedded pointer types presently unsupported by save/restore" );
#ifdef DBGFLAG_ASSERT
int startPos = GetReadPos();
#endif
if ( !(pField->flags & FTYPEDESC_PTR) || *((void **)pDest) )
{
int nFieldCount = pField->fieldSize;
char *pFieldData = (char *)( ( !(pField->flags & FTYPEDESC_PTR) ) ? pDest : *((void **)pDest) );
while ( --nFieldCount >= 0 )
{
// No corresponding "block" (see write) as it was used as the header of the field
ReadAll( pFieldData, pField->td );
pFieldData += pField->fieldSizeInBytes;
}
Assert( GetReadPos() - startPos == header.size );
}
else
{
SetReadPos( GetReadPos() + header.size );
Warning( "Attempted to restore FIELD_EMBEDDEDBYREF %s but there is no destination memory\n", pField->fieldName );
}
break;
}
case FIELD_CUSTOM:
{
// No corresponding "block" (see write) as it was used as the header of the field
int posNextField = GetReadPos() + header.size;
SaveRestoreFieldInfo_t fieldInfo =
{
pDest,
((char *)pDest) - pField->fieldOffset[ TD_OFFSET_NORMAL ],
pField
};
pField->pSaveRestoreOps->Restore( fieldInfo, this );
Assert( posNextField >= GetReadPos() );
SetReadPos( posNextField );
break;
}
default:
Warning( "Bad field type\n" );
Assert(0);
}
}
//-------------------------------------
void CRestore::ReadField( const SaveRestoreRecordHeader_t &header, void *pDest, datamap_t *pRootMap, typedescription_t *pField )
{
if ( pField->fieldType <= FIELD_CUSTOM )
ReadBasicField( header, pDest, pRootMap, pField );
else
ReadGameField( header, pDest, pRootMap, pField );
}
//-------------------------------------
bool CRestore::ShouldReadField( typedescription_t *pField )
{
if ( (pField->flags & FTYPEDESC_SAVE) == 0 )
return false;
if ( m_global && (pField->flags & FTYPEDESC_GLOBAL) )
return false;
return true;
}
//-------------------------------------
typedescription_t *CRestore::FindField( const char *pszFieldName, typedescription_t *pFields, int fieldCount, int *pCookie )
{
int &fieldNumber = *pCookie;
if ( pszFieldName )
{
typedescription_t *pTest;
for ( int i = 0; i < fieldCount; i++ )
{
pTest = &pFields[fieldNumber];
++fieldNumber;
if ( fieldNumber == fieldCount )
fieldNumber = 0;
if ( stricmp( pTest->fieldName, pszFieldName ) == 0 )
return pTest;
}
}
fieldNumber = 0;
return NULL;
}
//-------------------------------------
bool CRestore::ShouldEmptyField( typedescription_t *pField )
{
// don't clear out fields that don't get saved, or that are handled specially
if ( !( pField->flags & FTYPEDESC_SAVE ) )
return false;
// Don't clear global fields
if ( m_global && (pField->flags & FTYPEDESC_GLOBAL) )
return false;
return true;
}
//-------------------------------------
void CRestore::EmptyFields( void *pBaseData, typedescription_t *pFields, int fieldCount )
{
int i;
for ( i = 0; i < fieldCount; i++ )
{
typedescription_t *pField = &pFields[i];
if ( !ShouldEmptyField( pField ) )
continue;
void *pFieldData = (char *)pBaseData + pField->fieldOffset[ TD_OFFSET_NORMAL ];
switch( pField->fieldType )
{
case FIELD_CUSTOM:
{
SaveRestoreFieldInfo_t fieldInfo =
{
pFieldData,
pBaseData,
pField
};
pField->pSaveRestoreOps->MakeEmpty( fieldInfo );
}
break;
case FIELD_EMBEDDED:
{
if ( (pField->flags & FTYPEDESC_PTR) && !*((void **)pFieldData) )
break;
int nFieldCount = pField->fieldSize;
char *pFieldMemory = (char *)( ( !(pField->flags & FTYPEDESC_PTR) ) ? pFieldData : *((void **)pFieldData) );
while ( --nFieldCount >= 0 )
{
EmptyFields( pFieldMemory, pField->td->dataDesc, pField->td->dataNumFields );
pFieldMemory += pField->fieldSizeInBytes;
}
}
break;
default:
// NOTE: If you hit this assertion, you've got a bug where you're using
// the wrong field type for your field
if ( pField->fieldSizeInBytes != pField->fieldSize * gSizes[pField->fieldType] )
{
Warning("WARNING! Field %s is using the wrong FIELD_ type!\nFix this or you'll see a crash.\n", pField->fieldName );
Assert( 0 );
}
memset( pFieldData, (pField->fieldType != FIELD_EHANDLE) ? 0 : 0xFF, pField->fieldSize * gSizes[pField->fieldType] );
break;
}
}
}
//-------------------------------------
void CRestore::StartBlock( SaveRestoreRecordHeader_t *pHeader )
{
ReadHeader( pHeader );
m_BlockEndStack.AddToTail( GetReadPos() + pHeader->size );
}
//-------------------------------------
void CRestore::StartBlock( char szBlockName[] )
{
SaveRestoreRecordHeader_t header;
StartBlock( &header );
Q_strncpy( szBlockName, StringFromHeaderSymbol( header.symbol ), SIZE_BLOCK_NAME_BUF );
}
//-------------------------------------
void CRestore::StartBlock()
{
char szBlockName[SIZE_BLOCK_NAME_BUF];
StartBlock( szBlockName );
}
//-------------------------------------
void CRestore::EndBlock()
{
int endPos = m_BlockEndStack[ m_BlockEndStack.Count() - 1 ];
m_BlockEndStack.Remove( m_BlockEndStack.Count() - 1 );
SetReadPos( endPos );
}
//-------------------------------------
int CRestore::ReadFields( const char *pname, void *pBaseData, datamap_t *pRootMap, typedescription_t *pFields, int fieldCount )
{
static int lastName = -1;
Verify( ReadShort() == sizeof(int) ); // First entry should be an int
int symName = m_pData->FindCreateSymbol(pname);
// Check the struct name
int curSym = ReadShort();
if ( curSym != symName ) // Field Set marker
{
const char *pLastName = m_pData->StringFromSymbol( lastName );
const char *pCurName = m_pData->StringFromSymbol( curSym );
Msg( "Expected %s found %s ( raw '%s' )! (prev: %s)\n", pname, pCurName, BufferPointer(), pLastName );
Msg( "Field type name may have changed or inheritance graph changed, save file is suspect\n" );
m_pData->Rewind( 2*sizeof(short) );
return 0;
}
lastName = symName;
// Clear out base data
EmptyFields( pBaseData, pFields, fieldCount );
// Skip over the struct name
int i;
int nFieldsSaved = ReadInt(); // Read field count
int searchCookie = 0; // Make searches faster, most data is read/written in the same order
SaveRestoreRecordHeader_t header;
for ( i = 0; i < nFieldsSaved; i++ )
{
ReadHeader( &header );
typedescription_t *pField = FindField( m_pData->StringFromSymbol( header.symbol ), pFields, fieldCount, &searchCookie);
if ( pField && ShouldReadField( pField ) )
{
ReadField( header, ((char *)pBaseData + pField->fieldOffset[ TD_OFFSET_NORMAL ]), pRootMap, pField );
}
else
{
BufferSkipBytes( header.size ); // Advance to next field
}
}
return 1;
}
//-------------------------------------
void CRestore::ReadHeader( SaveRestoreRecordHeader_t *pheader )
{
if ( pheader != NULL )
{
Assert( pheader!=NULL );
pheader->size = ReadShort(); // Read field size
pheader->symbol = ReadShort(); // Read field name token
}
else
{
BufferSkipBytes( sizeof(short) * 2 );
}
}
//-------------------------------------
short CRestore::ReadShort( void )
{
short tmp = 0;
BufferReadBytes( (char *)&tmp, sizeof(short) );
return tmp;
}
//-------------------------------------
int CRestore::ReadInt( void )
{
int tmp = 0;
BufferReadBytes( (char *)&tmp, sizeof(int) );
return tmp;
}
//-------------------------------------
// Purpose: Recursively restores all the classes in an object, in reverse order (top down)
// Output : int 0 on failure, 1 on success
int CRestore::DoReadAll( void *pLeafObject, datamap_t *pLeafMap, datamap_t *pCurMap )
{
// restore base classes first
if ( pCurMap->baseMap )
{
int status = DoReadAll( pLeafObject, pLeafMap, pCurMap->baseMap );
if ( !status )
return status;
}
return ReadFields( pCurMap->dataClassName, pLeafObject, pLeafMap, pCurMap->dataDesc, pCurMap->dataNumFields );
}
//-------------------------------------
char *CRestore::BufferPointer( void )
{
if ( !m_pData )
return NULL;
return m_pData->AccessCurPos();
}
//-------------------------------------
void CRestore::BufferReadBytes( char *pOutput, int size )
{
Assert( m_pData !=NULL );
if ( !m_pData || m_pData->BytesAvailable() == 0 )
return;
if ( !m_pData->Read( pOutput, size ) )
{
Warning( "Restore underflow!\n" );
Assert(0);
}
}
//-------------------------------------
void CRestore::BufferSkipBytes( int bytes )
{
BufferReadBytes( NULL, bytes );
}
//-------------------------------------
int CRestore::ReadShort( short *pValue, int nElems, int nBytesAvailable )
{
return ReadSimple( pValue, nElems, nBytesAvailable );
}
//-------------------------------------
int CRestore::ReadInt( int *pValue, int nElems, int nBytesAvailable )
{
return ReadSimple( pValue, nElems, nBytesAvailable );
}
//-------------------------------------
int CRestore::ReadBool( bool *pValue, int nElems, int nBytesAvailable )
{
COMPILE_TIME_ASSERT( sizeof(bool) == sizeof(char) );
return ReadSimple( pValue, nElems, nBytesAvailable );
}
//-------------------------------------
int CRestore::ReadFloat( float *pValue, int nElems, int nBytesAvailable )
{
return ReadSimple( pValue, nElems, nBytesAvailable );
}
//-------------------------------------
int CRestore::ReadData( char *pData, int size, int nBytesAvailable )
{
return ReadSimple( pData, size, nBytesAvailable );
}
//-------------------------------------
void CRestore::ReadString( char *pDest, int nSizeDest, int nBytesAvailable )
{
const char *pString = BufferPointer();
if ( !nBytesAvailable )
nBytesAvailable = strlen( pString ) + 1;
BufferSkipBytes( nBytesAvailable );
Q_strncpy(pDest, pString, nSizeDest );
}
//-------------------------------------
int CRestore::ReadString( string_t *pValue, int nElems, int nBytesAvailable )
{
AssertMsg( nBytesAvailable > 0, "CRestore::ReadString() implementation does not currently support unspecified bytes available");
int i;
char *pString = BufferPointer();
char *pLimit = pString + nBytesAvailable;
for ( i = 0; i < nElems && pString < pLimit; i++ )
{
if ( *((char *)pString) == 0 )
pValue[i] = NULL_STRING;
else
pValue[i] = AllocPooledString( (char *)pString );
while (*pString)
pString++;
pString++;
}
BufferSkipBytes( nBytesAvailable );
return i;
}
//-------------------------------------
int CRestore::ReadVector( Vector *pValue)
{
BufferReadBytes( (char *)pValue, sizeof(Vector) );
return 1;
}
//-------------------------------------
int CRestore::ReadVector( Vector *pValue, int nElems, int nBytesAvailable )
{
return ReadSimple( pValue, nElems, nBytesAvailable );
}
int CRestore::ReadQuaternion( Quaternion *pValue)
{
BufferReadBytes( (char *)pValue, sizeof(Quaternion) );
return 1;
}
//-------------------------------------
int CRestore::ReadQuaternion( Quaternion *pValue, int nElems, int nBytesAvailable )
{
return ReadSimple( pValue, nElems, nBytesAvailable );
}
//-------------------------------------
int CRestore::ReadVMatrix( VMatrix *pValue, int nElems, int nBytesAvailable )
{
return ReadSimple( pValue, nElems, nBytesAvailable );
}
int CRestore::ReadVMatrixWorldspace( VMatrix *pValue, int nElems, int nBytesAvailable )
{
Vector basePosition = m_pGameInfo->GetLandmark();
VMatrix tmp;
for ( int i = 0; i < nElems; i++ )
{
BufferReadBytes( (char *)&tmp, sizeof(float)*16 );
VMatrixOffset( pValue[i], tmp, basePosition );
}
return nElems;
}
int CRestore::ReadMatrix3x4Worldspace( matrix3x4_t *pValue, int nElems, int nBytesAvailable )
{
Vector basePosition = m_pGameInfo->GetLandmark();
matrix3x4_t tmp;
for ( int i = 0; i < nElems; i++ )
{
BufferReadBytes( (char *)&tmp, sizeof(matrix3x4_t) );
Matrix3x4Offset( pValue[i], tmp, basePosition );
}
return nElems;
}
int CRestore::ReadInterval( interval_t *interval, int count, int nBytesAvailable )
{
return ReadSimple( interval, count, nBytesAvailable );
}
//---------------------------------------------------------
//
// Game centric restore methods
//
CBaseEntity *CRestore::EntityFromIndex( int entityIndex )
{
if ( !m_pGameInfo || entityIndex < 0 )
return NULL;
int i;
entitytable_t *pTable;
for ( i = 0; i < m_pGameInfo->NumEntities(); i++ )
{
pTable = m_pGameInfo->GetEntityInfo( i );
if ( pTable->id == entityIndex )
return pTable->hEnt;
}
return NULL;
}
//-------------------------------------
int CRestore::ReadEntityPtr( CBaseEntity **ppEntity, int count, int nBytesAvailable )
{
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
int nRead = ReadInt( entityArray, count, nBytesAvailable );
for ( int i = 0; i < nRead; i++ ) // nRead is never greater than count
{
ppEntity[i] = EntityFromIndex( entityArray[i] );
}
if ( nRead < count)
{
memset( &ppEntity[nRead], 0, ( count - nRead ) * sizeof(ppEntity[0]) );
}
return nRead;
}
//-------------------------------------
int CRestore::ReadEdictPtr( edict_t **ppEdict, int count, int nBytesAvailable )
{
#if !defined( CLIENT_DLL )
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
CBaseEntity *pEntity;
int nRead = ReadInt( entityArray, count, nBytesAvailable );
for ( int i = 0; i < nRead; i++ ) // nRead is never greater than count
{
pEntity = EntityFromIndex( entityArray[i] );
ppEdict[i] = (pEntity) ? pEntity->edict() : NULL;
}
if ( nRead < count)
{
memset( &ppEdict[nRead], 0, ( count - nRead ) * sizeof(ppEdict[0]) );
}
return nRead;
#else
return 0;
#endif
}
//-------------------------------------
int CRestore::ReadEHandle( EHANDLE *pEHandle, int count, int nBytesAvailable )
{
AssertMsg( count <= MAX_ENTITYARRAY, "Array of entities or ehandles exceeds limit supported by save/restore" );
int entityArray[MAX_ENTITYARRAY];
int nRead = ReadInt( entityArray, count, nBytesAvailable );
for ( int i = 0; i < nRead; i++ ) // nRead is never greater than count
{
pEHandle[i] = EntityFromIndex( entityArray[i] );
}
if ( nRead < count)
{
memset( &pEHandle[nRead], 0xFF, ( count - nRead ) * sizeof(pEHandle[0]) );
}
return nRead;
}
//-------------------------------------
// Purpose: Reads all the fields that are not client neutral. In the event of
// a librarization of save/restore, these would NOT reside in the library
void CRestore::ReadGameField( const SaveRestoreRecordHeader_t &header, void *pDest, datamap_t *pRootMap, typedescription_t *pField )
{
switch( pField->fieldType )
{
case FIELD_POSITION_VECTOR:
{
ReadPositionVector( (Vector *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_TIME:
{
ReadTime( (float *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_TICK:
{
ReadTick( (int *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_FUNCTION:
{
ReadFunction( pRootMap, (inputfunc_t **)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_MODELINDEX:
{
int *pModelIndex = (int*)pDest;
string_t *pModelName = (string_t *)stackalloc( pField->fieldSize * sizeof(string_t) );
int nRead = ReadString( pModelName, pField->fieldSize, header.size );
for ( int i = 0; i < nRead; i++ )
{
if ( pModelName[i] == NULL_STRING )
{
pModelIndex[i] = -1;
continue;
}
pModelIndex[i] = modelinfo->GetModelIndex( STRING( pModelName[i] ) );
#if !defined( CLIENT_DLL )
if ( m_precache )
{
CBaseEntity::PrecacheModel( STRING( pModelName[i] ) );
}
#endif
}
break;
}
case FIELD_MATERIALINDEX:
{
int *pMaterialIndex = (int*)pDest;
string_t *pMaterialName = (string_t *)stackalloc( pField->fieldSize * sizeof(string_t) );
int nRead = ReadString( pMaterialName, pField->fieldSize, header.size );
for ( int i = 0; i < nRead; i++ )
{
if ( pMaterialName[i] == NULL_STRING )
{
pMaterialIndex[i] = 0;
continue;
}
pMaterialIndex[i] = GetMaterialIndex( STRING( pMaterialName[i] ) );
#if !defined( CLIENT_DLL )
if ( m_precache )
{
PrecacheMaterial( STRING( pMaterialName[i] ) );
}
#endif
}
break;
}
case FIELD_MODELNAME:
case FIELD_SOUNDNAME:
{
string_t *pStringDest = (string_t *)pDest;
int nRead = ReadString( pStringDest, pField->fieldSize, header.size );
if ( m_precache )
{
#if !defined( CLIENT_DLL )
// HACKHACK: Rewrite the .bsp models to match the map name in case the bugreporter renamed it
if ( pField->fieldType == FIELD_MODELNAME && Q_stristr(pStringDest->ToCStr(), ".bsp") )
{
char buf[MAX_PATH];
Q_strncpy( buf, "maps/", sizeof(buf) );
Q_strncat( buf, gpGlobals->mapname.ToCStr(), sizeof(buf) );
Q_strncat( buf, ".bsp", sizeof(buf) );
*pStringDest = AllocPooledString( buf );
}
#endif
for ( int i = 0; i < nRead; i++ )
{
if ( pStringDest[i] != NULL_STRING )
{
#if !defined( CLIENT_DLL )
if ( pField->fieldType == FIELD_MODELNAME )
{
CBaseEntity::PrecacheModel( STRING( pStringDest[i] ) );
}
else if ( pField->fieldType == FIELD_SOUNDNAME )
{
CBaseEntity::PrecacheScriptSound( STRING( pStringDest[i] ) );
}
#endif
}
}
}
break;
}
case FIELD_CLASSPTR:
ReadEntityPtr( (CBaseEntity **)pDest, pField->fieldSize, header.size );
break;
case FIELD_EDICT:
#if !defined( CLIENT_DLL )
ReadEdictPtr( (edict_t **)pDest, pField->fieldSize, header.size );
#else
Assert( !"FIELD_EDICT not valid for client .dll" );
#endif
break;
case FIELD_EHANDLE:
ReadEHandle( (EHANDLE *)pDest, pField->fieldSize, header.size );
break;
case FIELD_VMATRIX:
{
ReadVMatrix( (VMatrix *)pDest, pField->fieldSize, header.size );
break;
}
case FIELD_VMATRIX_WORLDSPACE:
ReadVMatrixWorldspace( (VMatrix *)pDest, pField->fieldSize, header.size );
break;
case FIELD_MATRIX3X4_WORLDSPACE:
ReadMatrix3x4Worldspace( (matrix3x4_t *)pDest, pField->fieldSize, header.size );
break;
case FIELD_INTERVAL:
ReadInterval( (interval_t *)pDest, pField->fieldSize, header.size );
break;
case FIELD_POINTER:
ReadData( (char *)pDest, sizeof(void*)*pField->fieldSize, header.size );
break;
default:
Warning( "Bad field type\n" );
Assert(0);
}
}
//-------------------------------------
int CRestore::ReadTime( float *pValue, int count, int nBytesAvailable )
{
float baseTime = m_pGameInfo->GetBaseTime();
int nRead = ReadFloat( pValue, count, nBytesAvailable );
for ( int i = nRead - 1; i >= 0; i-- )
{
if ( pValue[i] == ZERO_TIME )
pValue[i] = 0.0;
else if ( pValue[i] != INVALID_TIME && pValue[i] != FLT_MAX )
pValue[i] += baseTime;
}
return nRead;
}
int CRestore::ReadTick( int *pValue, int count, int nBytesAvailable )
{
// HACK HACK: Adding 0.1f here makes sure that all tick times read
// from .sav file which are near the basetime will end up just ahead of
// the base time, because we are restoring we'll have a slow frame of the
// max frametime of 0.1 seconds and that could otherwise cause all of our
// think times to get synchronized to each other... sigh. ywb...
int baseTick = TIME_TO_TICKS( m_pGameInfo->GetBaseTime() + 0.1f );
int nRead = ReadInt( pValue, count, nBytesAvailable );
for ( int i = nRead - 1; i >= 0; i-- )
{
if ( pValue[ i ] != TICK_NEVER_THINK_ENCODE )
{
// Rebase it
pValue[i] += baseTick;
}
else
{
// Slam to -1 value
pValue[ i ] = TICK_NEVER_THINK;
}
}
return nRead;
}
//-------------------------------------
int CRestore::ReadPositionVector( Vector *pValue )
{
return ReadPositionVector( pValue, 1, sizeof(Vector) );
}
//-------------------------------------
int CRestore::ReadPositionVector( Vector *pValue, int count, int nBytesAvailable )
{
Vector basePosition = m_pGameInfo->GetLandmark();
int nRead = ReadVector( pValue, count, nBytesAvailable );
for ( int i = nRead - 1; i >= 0; i-- )
{
if ( pValue[i] != vec3_invalid )
pValue[i] += basePosition;
}
return nRead;
}
//-------------------------------------
int CRestore::ReadFunction( datamap_t *pMap, inputfunc_t **pValue, int count, int nBytesAvailable )
{
AssertMsg( nBytesAvailable > 0, "CRestore::ReadFunction() implementation does not currently support unspecified bytes available");
char *pszFunctionName = BufferPointer();
BufferSkipBytes( nBytesAvailable );
AssertMsg( count == 1, "Arrays of functions not presently supported" );
if ( *pszFunctionName == 0 )
*pValue = NULL;
else
{
inputfunc_t func = UTIL_FunctionFromName( pMap, pszFunctionName );
#ifdef GNUC
Q_memcpy( (void*)pValue, &func, sizeof(void*)*2 );
#else
Q_memcpy( (void*)pValue, &func, sizeof(void*) );
#endif
}
return 0;
}
//-----------------------------------------------------------------------------
//
// Entity data saving routines
//
//-----------------------------------------------------------------------------
BEGIN_SIMPLE_DATADESC(entitytable_t)
DEFINE_FIELD( id, FIELD_INTEGER ),
DEFINE_FIELD( edictindex, FIELD_INTEGER ),
DEFINE_FIELD( saveentityindex, FIELD_INTEGER ),
// DEFINE_FIELD( restoreentityindex, FIELD_INTEGER ),
// hEnt (not saved, this is the fixup)
DEFINE_FIELD( location, FIELD_INTEGER ),
DEFINE_FIELD( size, FIELD_INTEGER ),
DEFINE_FIELD( flags, FIELD_INTEGER ),
DEFINE_FIELD( classname, FIELD_STRING ),
DEFINE_FIELD( globalname, FIELD_STRING ),
DEFINE_FIELD( landmarkModelSpace, FIELD_VECTOR ),
DEFINE_FIELD( modelname, FIELD_STRING ),
END_DATADESC()
//-----------------------------------------------------------------------------
// Utilities entities can use when saving
//-----------------------------------------------------------------------------
class CEntitySaveUtils : public IEntitySaveUtils
{
public:
// Call these in pre-save + post save
void PreSave();
void PostSave();
// Methods of IEntitySaveUtils
virtual void AddLevelTransitionSaveDependency( CBaseEntity *pEntity1, CBaseEntity *pEntity2 );
virtual int GetEntityDependencyCount( CBaseEntity *pEntity );
virtual int GetEntityDependencies( CBaseEntity *pEntity, int nCount, CBaseEntity **ppEntList );
private:
IPhysicsObjectPairHash *m_pLevelAdjacencyDependencyHash;
};
//-----------------------------------------------------------------------------
// Call these in pre-save + post save
//-----------------------------------------------------------------------------
void CEntitySaveUtils::PreSave()
{
Assert( !m_pLevelAdjacencyDependencyHash );
MEM_ALLOC_CREDIT();
m_pLevelAdjacencyDependencyHash = physics->CreateObjectPairHash();
}
void CEntitySaveUtils::PostSave()
{
physics->DestroyObjectPairHash( m_pLevelAdjacencyDependencyHash );
m_pLevelAdjacencyDependencyHash = NULL;
}
//-----------------------------------------------------------------------------
// Gets the # of dependencies for a particular entity
//-----------------------------------------------------------------------------
int CEntitySaveUtils::GetEntityDependencyCount( CBaseEntity *pEntity )
{
return m_pLevelAdjacencyDependencyHash->GetPairCountForObject( pEntity );
}
//-----------------------------------------------------------------------------
// Gets all dependencies for a particular entity
//-----------------------------------------------------------------------------
int CEntitySaveUtils::GetEntityDependencies( CBaseEntity *pEntity, int nCount, CBaseEntity **ppEntList )
{
return m_pLevelAdjacencyDependencyHash->GetPairListForObject( pEntity, nCount, (void**)ppEntList );
}
//-----------------------------------------------------------------------------
// Methods of IEntitySaveUtils
//-----------------------------------------------------------------------------
void CEntitySaveUtils::AddLevelTransitionSaveDependency( CBaseEntity *pEntity1, CBaseEntity *pEntity2 )
{
if ( pEntity1 != pEntity2 )
{
m_pLevelAdjacencyDependencyHash->AddObjectPair( pEntity1, pEntity2 );
}
}
//-----------------------------------------------------------------------------
// Block handler for save/restore of entities
//-----------------------------------------------------------------------------
class CEntitySaveRestoreBlockHandler : public ISaveRestoreBlockHandler
{
public:
const char *GetBlockName();
void PreSave( CSaveRestoreData *pSaveData );
void Save( ISave *pSave );
void WriteSaveHeaders( ISave *pSave );
virtual void PostSave();
virtual void PreRestore();
void ReadRestoreHeaders( IRestore *pRestore );
void Restore( IRestore *pRestore, bool createPlayers );
virtual void PostRestore();
inline IEntitySaveUtils * GetEntitySaveUtils() { return &m_EntitySaveUtils; }
private:
friend int CreateEntityTransitionList( CSaveRestoreData *pSaveData, int levelMask );
bool SaveInitEntities( CSaveRestoreData *pSaveData );
bool DoRestoreEntity( CBaseEntity *pEntity, IRestore *pRestore );
Vector ModelSpaceLandmark( int modelIndex );
int RestoreEntity( CBaseEntity *pEntity, IRestore *pRestore, entitytable_t *pEntInfo );
#if !defined( CLIENT_DLL )
// Find the matching global entity. Spit out an error if the designer made entities of
// different classes with the same global name
CBaseEntity *FindGlobalEntity( string_t classname, string_t globalname );
int RestoreGlobalEntity( CBaseEntity *pEntity, CSaveRestoreData *pSaveData, entitytable_t *pEntInfo );
#endif
private:
CEntitySaveUtils m_EntitySaveUtils;
};
//-----------------------------------------------------------------------------
CEntitySaveRestoreBlockHandler g_EntitySaveRestoreBlockHandler;
//-------------------------------------
ISaveRestoreBlockHandler *GetEntitySaveRestoreBlockHandler()
{
return &g_EntitySaveRestoreBlockHandler;
}
IEntitySaveUtils *GetEntitySaveUtils()
{
return g_EntitySaveRestoreBlockHandler.GetEntitySaveUtils();
}
//-----------------------------------------------------------------------------
// Implementation of the block handler for save/restore of entities
//-----------------------------------------------------------------------------
const char *CEntitySaveRestoreBlockHandler::GetBlockName()
{
return "Entities";
}
//---------------------------------
void CEntitySaveRestoreBlockHandler::PreSave( CSaveRestoreData *pSaveData )
{
MDLCACHE_CRITICAL_SECTION();
IGameSystem::OnSaveAllSystems();
m_EntitySaveUtils.PreSave();
// Allow the entities to do some work
CBaseEntity *pEnt = NULL;
#if !defined( CLIENT_DLL )
while ( (pEnt = gEntList.NextEnt( pEnt )) != NULL )
{
pEnt->OnSave( &m_EntitySaveUtils );
}
#else
// Do this because it'll force entities to figure out their origins, and that requires
// SetupBones in the case of aiments.
{
C_BaseAnimating::AutoAllowBoneAccess boneaccess( true, true );
int last = ClientEntityList().GetHighestEntityIndex();
ClientEntityHandle_t iter = ClientEntityList().FirstHandle();
for ( int e = 0; e <= last; e++ )
{
pEnt = ClientEntityList().GetBaseEntity( e );
if( !pEnt )
continue;
pEnt->OnSave();
}
while ( iter != ClientEntityList().InvalidHandle() )
{
pEnt = ClientEntityList().GetBaseEntityFromHandle( iter );
if ( pEnt && pEnt->ObjectCaps() & FCAP_SAVE_NON_NETWORKABLE )
{
pEnt->OnSave();
}
iter = ClientEntityList().NextHandle( iter );
}
}
#endif
SaveInitEntities( pSaveData );
}
//---------------------------------
void CEntitySaveRestoreBlockHandler::Save( ISave *pSave )
{
CGameSaveRestoreInfo *pSaveData = pSave->GetGameSaveRestoreInfo();
// write entity list that was previously built by SaveInitEntities()
for ( int i = 0; i < pSaveData->NumEntities(); i++ )
{
entitytable_t *pEntInfo = pSaveData->GetEntityInfo( i );
pEntInfo->location = pSave->GetWritePos();
pEntInfo->size = 0;
CBaseEntity *pEnt = pEntInfo->hEnt;
if ( pEnt && !( pEnt->ObjectCaps() & FCAP_DONT_SAVE ) )
{
MDLCACHE_CRITICAL_SECTION();
#if !defined( CLIENT_DLL )
AssertMsg( !pEnt->edict() || ( pEnt->m_iClassname != NULL_STRING &&
(STRING(pEnt->m_iClassname)[0] != 0) &&
FStrEq( STRING(pEnt->m_iClassname), pEnt->GetClassname()) ),
"Saving entity with invalid classname" );
#endif
pSaveData->SetCurrentEntityContext( pEnt );
pEnt->Save( *pSave );
pSaveData->SetCurrentEntityContext( NULL );
pEntInfo->size = pSave->GetWritePos() - pEntInfo->location; // Size of entity block is data size written to block
pEntInfo->classname = pEnt->m_iClassname; // Remember entity class for respawn
#if !defined( CLIENT_DLL )
pEntInfo->globalname = pEnt->m_iGlobalname; // remember global name
pEntInfo->landmarkModelSpace = ModelSpaceLandmark( pEnt->GetModelIndex() );
int nEntIndex = pEnt->edict() ? ENTINDEX(pEnt->edict()) : -1;
bool bIsPlayer = ( ( nEntIndex >= 1 ) && ( nEntIndex <= gpGlobals->maxClients ) ) ? true : false;
if ( bIsPlayer )
{
pEntInfo->flags |= FENTTABLE_PLAYER;
}
#endif
}
}
}
//---------------------------------
void CEntitySaveRestoreBlockHandler::WriteSaveHeaders( ISave *pSave )
{
CGameSaveRestoreInfo *pSaveData = pSave->GetGameSaveRestoreInfo();
int nEntities = pSaveData->NumEntities();
pSave->WriteInt( &nEntities );
for ( int i = 0; i < pSaveData->NumEntities(); i++ )
pSave->WriteFields( "ETABLE", pSaveData->GetEntityInfo( i ), NULL, entitytable_t::m_DataMap.dataDesc, entitytable_t::m_DataMap.dataNumFields );
}
//---------------------------------
void CEntitySaveRestoreBlockHandler::PostSave()
{
m_EntitySaveUtils.PostSave();
}
//---------------------------------
void CEntitySaveRestoreBlockHandler::PreRestore()
{
}
//---------------------------------
void CEntitySaveRestoreBlockHandler::ReadRestoreHeaders( IRestore *pRestore )
{
CGameSaveRestoreInfo *pSaveData = pRestore->GetGameSaveRestoreInfo();
int nEntities;
pRestore->ReadInt( &nEntities );
entitytable_t *pEntityTable = ( entitytable_t *)engine->SaveAllocMemory( (sizeof(entitytable_t) * nEntities), sizeof(char) );
if ( !pEntityTable )
{
return;
}
pSaveData->InitEntityTable( pEntityTable, nEntities );
for ( int i = 0; i < pSaveData->NumEntities(); i++ )
pRestore->ReadFields( "ETABLE", pSaveData->GetEntityInfo( i ), NULL, entitytable_t::m_DataMap.dataDesc, entitytable_t::m_DataMap.dataNumFields );
}
//---------------------------------
#if !defined( CLIENT_DLL )
void CEntitySaveRestoreBlockHandler::Restore( IRestore *pRestore, bool createPlayers )
{
entitytable_t *pEntInfo;
CBaseEntity *pent;
CGameSaveRestoreInfo *pSaveData = pRestore->GetGameSaveRestoreInfo();
bool restoredWorld = false;
// Create entity list
int i;
for ( i = 0; i < pSaveData->NumEntities(); i++ )
{
pEntInfo = pSaveData->GetEntityInfo( i );
if ( pEntInfo->classname != NULL_STRING && pEntInfo->size && !(pEntInfo->flags & FENTTABLE_REMOVED) )
{
if ( pEntInfo->edictindex == 0 ) // worldspawn
{
Assert( i == 0 );
pent = CreateEntityByName( STRING(pEntInfo->classname) );
pRestore->SetReadPos( pEntInfo->location );
if ( RestoreEntity( pent, pRestore, pEntInfo ) < 0 )
{
pEntInfo->hEnt = NULL;
pEntInfo->restoreentityindex = -1;
UTIL_RemoveImmediate( pent );
}
else
{
// force the entity to be relinked
AddRestoredEntity( pent );
}
}
else if ( (pEntInfo->edictindex > 0) && (pEntInfo->edictindex <= gpGlobals->maxClients) )
{
if ( !(pEntInfo->flags & FENTTABLE_PLAYER) )
{
Warning( "ENTITY IS NOT A PLAYER: %d\n" , i );
Assert(0);
}
edict_t *ed = INDEXENT( pEntInfo->edictindex );
if ( ed && createPlayers )
{
// create the player
pent = CBasePlayer::CreatePlayer( STRING(pEntInfo->classname), ed );
}
else
pent = NULL;
}
else
{
pent = CreateEntityByName( STRING(pEntInfo->classname) );
}
pEntInfo->hEnt = pent;
pEntInfo->restoreentityindex = pent ? pent->entindex() : - 1;
if ( pent && pEntInfo->restoreentityindex == 0 )
{
if ( !FClassnameIs( pent, "worldspawn" ) )
{
pEntInfo->restoreentityindex = -1;
}
}
if ( pEntInfo->restoreentityindex == 0 )
{
Assert( !restoredWorld );
restoredWorld = true;
}
}
else
{
pEntInfo->hEnt = NULL;
pEntInfo->restoreentityindex = -1;
}
}
// Now spawn entities
for ( i = 0; i < pSaveData->NumEntities(); i++ )
{
pEntInfo = pSaveData->GetEntityInfo( i );
if ( pEntInfo->edictindex != 0 )
{
pent = pEntInfo->hEnt;
pRestore->SetReadPos( pEntInfo->location );
if ( pent )
{
if ( RestoreEntity( pent, pRestore, pEntInfo ) < 0 )
{
pEntInfo->hEnt = NULL;
pEntInfo->restoreentityindex = -1;
UTIL_RemoveImmediate( pent );
}
else
{
AddRestoredEntity( pent );
}
}
}
}
}
#else // CLIENT DLL VERSION
void CEntitySaveRestoreBlockHandler::Restore( IRestore *pRestore, bool createPlayers )
{
entitytable_t *pEntInfo;
CBaseEntity *pent;
CGameSaveRestoreInfo *pSaveData = pRestore->GetGameSaveRestoreInfo();
// Create entity list
int i;
bool restoredWorld = false;
for ( i = 0; i < pSaveData->NumEntities(); i++ )
{
pEntInfo = pSaveData->GetEntityInfo( i );
pent = ClientEntityList().GetBaseEntity( pEntInfo->restoreentityindex );
pEntInfo->hEnt = pent;
}
// Blast saved data into entities
for ( i = 0; i < pSaveData->NumEntities(); i++ )
{
pEntInfo = pSaveData->GetEntityInfo( i );
bool bRestoredCorrectly = false;
// FIXME, need to translate save spot to real index here using lookup table transmitted from server
//Assert( !"Need translation still" );
if ( pEntInfo->restoreentityindex >= 0 )
{
if ( pEntInfo->restoreentityindex == 0 )
{
Assert( !restoredWorld );
restoredWorld = true;
}
pent = ClientEntityList().GetBaseEntity( pEntInfo->restoreentityindex );
pRestore->SetReadPos( pEntInfo->location );
if ( pent )
{
if ( RestoreEntity( pent, pRestore, pEntInfo ) >= 0 )
{
// Call the OnRestore method
AddRestoredEntity( pent );
bRestoredCorrectly = true;
}
}
}
// BUGBUG: JAY: Disable ragdolls across transitions until PVS/solid check & client entity patch file are implemented
else if ( !pSaveData->levelInfo.fUseLandmark )
{
if ( pEntInfo->classname != NULL_STRING )
{
pent = CreateEntityByName( STRING(pEntInfo->classname) );
pent->InitializeAsClientEntity( NULL, RENDER_GROUP_OPAQUE_ENTITY );
pRestore->SetReadPos( pEntInfo->location );
if ( pent )
{
if ( RestoreEntity( pent, pRestore, pEntInfo ) >= 0 )
{
pEntInfo->hEnt = pent;
AddRestoredEntity( pent );
bRestoredCorrectly = true;
}
}
}
}
if ( !bRestoredCorrectly )
{
pEntInfo->hEnt = NULL;
pEntInfo->restoreentityindex = -1;
}
}
// Note, server does this after local player connects fully
IGameSystem::OnRestoreAllSystems();
// Tell hud elements to modify behavior based on game restoration, if applicable
gHUD.OnRestore();
}
#endif
void CEntitySaveRestoreBlockHandler::PostRestore()
{
}
void SaveEntityOnTable( CBaseEntity *pEntity, CSaveRestoreData *pSaveData, int &iSlot )
{
entitytable_t *pEntInfo = pSaveData->GetEntityInfo( iSlot );
pEntInfo->id = iSlot;
#if !defined( CLIENT_DLL )
pEntInfo->edictindex = pEntity->RequiredEdictIndex();
#else
pEntInfo->edictindex = -1;
#endif
pEntInfo->modelname = pEntity->GetModelName();
pEntInfo->restoreentityindex = -1;
pEntInfo->saveentityindex = pEntity ? pEntity->entindex() : -1;
pEntInfo->hEnt = pEntity;
pEntInfo->flags = 0;
pEntInfo->location = 0;
pEntInfo->size = 0;
pEntInfo->classname = NULL_STRING;
iSlot++;
}
//---------------------------------
bool CEntitySaveRestoreBlockHandler::SaveInitEntities( CSaveRestoreData *pSaveData )
{
int number_of_entities;
#if !defined( CLIENT_DLL )
number_of_entities = gEntList.NumberOfEntities();
#else
number_of_entities = ClientEntityList().NumberOfEntities( true );
#endif
entitytable_t *pEntityTable = ( entitytable_t *)engine->SaveAllocMemory( (sizeof(entitytable_t) * number_of_entities), sizeof(char) );
if ( !pEntityTable )
return false;
pSaveData->InitEntityTable( pEntityTable, number_of_entities );
// build the table of entities
// this is used to turn pointers into savable indices
// build up ID numbers for each entity, for use in pointer conversions
// if an entity requires a certain edict number upon restore, save that as well
CBaseEntity *pEnt = NULL;
int i = 0;
#if !defined( CLIENT_DLL )
while ( (pEnt = gEntList.NextEnt( pEnt )) != NULL )
{
#else
int last = ClientEntityList().GetHighestEntityIndex();
for ( int e = 0; e <= last; e++ )
{
pEnt = ClientEntityList().GetBaseEntity( e );
if( !pEnt )
continue;
#endif
SaveEntityOnTable( pEnt, pSaveData, i );
}
#if defined( CLIENT_DLL )
ClientEntityHandle_t iter = ClientEntityList().FirstHandle();
while ( iter != ClientEntityList().InvalidHandle() )
{
pEnt = ClientEntityList().GetBaseEntityFromHandle( iter );
if ( pEnt && pEnt->ObjectCaps() & FCAP_SAVE_NON_NETWORKABLE )
{
SaveEntityOnTable( pEnt, pSaveData, i );
}
iter = ClientEntityList().NextHandle( iter );
}
#endif
pSaveData->BuildEntityHash();
Assert( i == pSaveData->NumEntities() );
return ( i == pSaveData->NumEntities() );
}
//---------------------------------
#if !defined( CLIENT_DLL )
// Find the matching global entity. Spit out an error if the designer made entities of
// different classes with the same global name
CBaseEntity *CEntitySaveRestoreBlockHandler::FindGlobalEntity( string_t classname, string_t globalname )
{
CBaseEntity *pReturn = NULL;
while ( (pReturn = gEntList.NextEnt( pReturn )) != NULL )
{
if ( FStrEq( STRING(pReturn->m_iGlobalname), STRING(globalname)) )
break;
}
if ( pReturn )
{
if ( !FClassnameIs( pReturn, STRING(classname) ) )
{
Warning( "Global entity found %s, wrong class %s [expects class %s]\n", STRING(globalname), STRING(pReturn->m_iClassname), STRING(classname) );
pReturn = NULL;
}
}
return pReturn;
}
#endif // !defined( CLIENT_DLL )
//---------------------------------
bool CEntitySaveRestoreBlockHandler::DoRestoreEntity( CBaseEntity *pEntity, IRestore *pRestore )
{
MDLCACHE_CRITICAL_SECTION();
EHANDLE hEntity;
hEntity = pEntity;
pRestore->GetGameSaveRestoreInfo()->SetCurrentEntityContext( pEntity );
pEntity->Restore( *pRestore );
pRestore->GetGameSaveRestoreInfo()->SetCurrentEntityContext( NULL );
#if !defined( CLIENT_DLL )
if ( pEntity->ObjectCaps() & FCAP_MUST_SPAWN )
{
pEntity->Spawn();
}
else
{
pEntity->Precache( );
}
#endif
// Above calls may have resulted in self destruction
return ( hEntity != NULL );
}
//---------------------------------
// Get a reference position in model space to compute
// changes in model space for global brush entities (designer models them in different coords!)
Vector CEntitySaveRestoreBlockHandler::ModelSpaceLandmark( int modelIndex )
{
const model_t *pModel = modelinfo->GetModel( modelIndex );
if ( modelinfo->GetModelType( pModel ) != mod_brush )
return vec3_origin;
Vector mins, maxs;
modelinfo->GetModelBounds( pModel, mins, maxs );
return mins;
}
int CEntitySaveRestoreBlockHandler::RestoreEntity( CBaseEntity *pEntity, IRestore *pRestore, entitytable_t *pEntInfo )
{
if ( !DoRestoreEntity( pEntity, pRestore ) )
return 0;
#if !defined( CLIENT_DLL )
if ( pEntity->m_iGlobalname != NULL_STRING )
{
int globalIndex = GlobalEntity_GetIndex( pEntity->m_iGlobalname );
if ( globalIndex >= 0 )
{
// Already dead? delete
if ( GlobalEntity_GetState( globalIndex ) == GLOBAL_DEAD )
return -1;
else if ( !FStrEq( STRING(gpGlobals->mapname), GlobalEntity_GetMap(globalIndex) ) )
{
pEntity->MakeDormant(); // Hasn't been moved to this level yet, wait but stay alive
}
// In this level & not dead, continue on as normal
}
else
{
Warning( "Global Entity %s (%s) not in table!!!\n", STRING(pEntity->m_iGlobalname), STRING(pEntity->m_iClassname) );
// Spawned entities default to 'On'
GlobalEntity_Add( pEntity->m_iGlobalname, gpGlobals->mapname, GLOBAL_ON );
}
}
#endif
return 0;
}
//---------------------------------
#if !defined( CLIENT_DLL )
int CEntitySaveRestoreBlockHandler::RestoreGlobalEntity( CBaseEntity *pEntity, CSaveRestoreData *pSaveData, entitytable_t *pEntInfo )
{
Vector oldOffset;
EHANDLE hEntitySafeHandle;
hEntitySafeHandle = pEntity;
oldOffset.Init();
CRestore restoreHelper( pSaveData );
string_t globalName = pEntInfo->globalname, className = pEntInfo->classname;
// -------------------
int globalIndex = GlobalEntity_GetIndex( globalName );
// Don't overlay any instance of the global that isn't the latest
// pSaveData->szCurrentMapName is the level this entity is coming from
// pGlobal->levelName is the last level the global entity was active in.
// If they aren't the same, then this global update is out of date.
if ( !FStrEq( pSaveData->levelInfo.szCurrentMapName, GlobalEntity_GetMap(globalIndex) ) )
{
return 0;
}
// Compute the new global offset
CBaseEntity *pNewEntity = FindGlobalEntity( className, globalName );
if ( pNewEntity )
{
// Msg( "Overlay %s with %s\n", pNewEntity->GetClassname(), STRING(tmpEnt->classname) );
// Tell the restore code we're overlaying a global entity from another level
restoreHelper.SetGlobalMode( 1 ); // Don't overwrite global fields
pSaveData->modelSpaceOffset = pEntInfo->landmarkModelSpace - ModelSpaceLandmark( pNewEntity->GetModelIndex() );
UTIL_Remove( pEntity );
pEntity = pNewEntity;// we're going to restore this data OVER the old entity
pEntInfo->hEnt = pEntity;
// HACKHACK: Do we need system-wide support for removing non-global spawn allocated resources?
pEntity->VPhysicsDestroyObject();
Assert( pEntInfo->edictindex == -1 );
// Update the global table to say that the global definition of this entity should come from this level
GlobalEntity_SetMap( globalIndex, gpGlobals->mapname );
}
else
{
// This entity will be freed automatically by the engine-> If we don't do a restore on a matching entity (below)
// or call EntityUpdate() to move it to this level, we haven't changed global state at all.
DevMsg( "Warning: No match for global entity %s found in destination level\n", STRING(globalName) );
return 0;
}
if ( !DoRestoreEntity( pEntity, &restoreHelper ) )
{
pEntity = NULL;
}
// Is this an overriding global entity (coming over the transition)
pSaveData->modelSpaceOffset.Init();
if ( pEntity )
return 1;
return 0;
}
#endif // !defined( CLIENT_DLL )
//-----------------------------------------------------------------------------
CSaveRestoreData *SaveInit( int size )
{
CSaveRestoreData *pSaveData;
#if ( defined( CLIENT_DLL ) || defined( DISABLE_DEBUG_HISTORY ) )
if ( size <= 0 )
size = 2*1024*1024; // Reserve 2048K for now, UNDONE: Shrink this after compressing strings
#else
if ( size <= 0 )
size = 3*1024*1024; // Reserve 3096K for now, UNDONE: Shrink this after compressing strings
#endif
int numentities;
#if !defined( CLIENT_DLL )
numentities = gEntList.NumberOfEntities();
#else
numentities = ClientEntityList().NumberOfEntities();
#endif
void *pSaveMemory = engine->SaveAllocMemory( sizeof(CSaveRestoreData) + (sizeof(entitytable_t) * numentities) + size, sizeof(char) );
if ( !pSaveMemory )
{
return NULL;
}
pSaveData = MakeSaveRestoreData( pSaveMemory );
pSaveData->Init( (char *)(pSaveData + 1), size ); // skip the save structure
const int nTokens = 0xfff; // Assume a maximum of 4K-1 symbol table entries(each of some length)
pSaveMemory = engine->SaveAllocMemory( nTokens, sizeof( char * ) );
if ( !pSaveMemory )
{
engine->SaveFreeMemory( pSaveMemory );
return NULL;
}
pSaveData->InitSymbolTable( (char **)pSaveMemory, nTokens );
//---------------------------------
pSaveData->levelInfo.time = gpGlobals->curtime; // Use DLL time
pSaveData->levelInfo.vecLandmarkOffset = vec3_origin;
pSaveData->levelInfo.fUseLandmark = false;
pSaveData->levelInfo.connectionCount = 0;
//---------------------------------
gpGlobals->pSaveData = pSaveData;
return pSaveData;
}
//-----------------------------------------------------------------------------
//
// ISaveRestoreBlockSet
//
// Purpose: Serves as holder for a group of sibling save sections. Takes
// care of iterating over them, making sure read points are
// queued up to the right spot (in case one section due to datadesc
// changes reads less than expected, or doesn't leave the
// read pointer at the right point), and ensuring the read pointer
// is at the end of the entire set when the set read is done.
//-----------------------------------------------------------------------------
struct SaveRestoreBlockHeader_t
{
char szName[MAX_BLOCK_NAME_LEN + 1];
int locHeader;
int locBody;
DECLARE_SIMPLE_DATADESC();
};
//-------------------------------------
class CSaveRestoreBlockSet : public ISaveRestoreBlockSet
{
public:
CSaveRestoreBlockSet( const char *pszName )
{
Q_strncpy( m_Name, pszName, sizeof(m_Name) );
}
const char *GetBlockName()
{
return m_Name;
}
//---------------------------------
void PreSave( CSaveRestoreData *pData )
{
m_BlockHeaders.SetCount( m_Handlers.Count() );
for ( int i = 0; i < m_Handlers.Count(); i++ )
{
Q_strncpy( m_BlockHeaders[i].szName, m_Handlers[i]->GetBlockName(), MAX_BLOCK_NAME_LEN + 1 );
m_Handlers[i]->PreSave( pData );
}
}
void Save( ISave *pSave )
{
int base = pSave->GetWritePos();
for ( int i = 0; i < m_Handlers.Count(); i++ )
{
m_BlockHeaders[i].locBody = pSave->GetWritePos() - base;
m_Handlers[i]->Save( pSave );
}
m_SizeBodies = pSave->GetWritePos() - base;
}
void WriteSaveHeaders( ISave *pSave )
{
int base = pSave->GetWritePos();
//
// Reserve space for a fully populated header
//
int dummyInt = -1;
CUtlVector<SaveRestoreBlockHeader_t> dummyArr;
dummyArr.SetCount( m_BlockHeaders.Count() );
memset( &dummyArr[0], 0xff, dummyArr.Count() * sizeof(SaveRestoreBlockHeader_t) );
pSave->WriteInt( &dummyInt ); // size all headers
pSave->WriteInt( &dummyInt ); // size all bodies
SaveUtlVector( pSave, &dummyArr, FIELD_EMBEDDED );
//
// Write the data
//
for ( int i = 0; i < m_Handlers.Count(); i++ )
{
m_BlockHeaders[i].locHeader = pSave->GetWritePos() - base;
m_Handlers[i]->WriteSaveHeaders( pSave );
}
m_SizeHeaders = pSave->GetWritePos() - base;
//
// Write the actual header
//
int savedPos = pSave->GetWritePos();
pSave->SetWritePos(base);
pSave->WriteInt( &m_SizeHeaders );
pSave->WriteInt( &m_SizeBodies );
SaveUtlVector( pSave, &m_BlockHeaders, FIELD_EMBEDDED );
pSave->SetWritePos(savedPos);
}
void PostSave()
{
for ( int i = 0; i < m_Handlers.Count(); i++ )
{
m_Handlers[i]->PostSave();
}
m_BlockHeaders.Purge();
}
//---------------------------------
void PreRestore()
{
for ( int i = 0; i < m_Handlers.Count(); i++ )
{
m_Handlers[i]->PreRestore();
}
}
void ReadRestoreHeaders( IRestore *pRestore )
{
int base = pRestore->GetReadPos();
pRestore->ReadInt( &m_SizeHeaders );
pRestore->ReadInt( &m_SizeBodies );
RestoreUtlVector( pRestore, &m_BlockHeaders, FIELD_EMBEDDED );
for ( int i = 0; i < m_Handlers.Count(); i++ )
{
int location = GetBlockHeaderLoc( m_Handlers[i]->GetBlockName() );
if ( location != -1 )
{
pRestore->SetReadPos( base + location );
m_Handlers[i]->ReadRestoreHeaders( pRestore );
}
}
pRestore->SetReadPos( base + m_SizeHeaders );
}
void CallBlockHandlerRestore( ISaveRestoreBlockHandler *pHandler, int baseFilePos, IRestore *pRestore, bool fCreatePlayers )
{
int location = GetBlockBodyLoc( pHandler->GetBlockName() );
if ( location != -1 )
{
pRestore->SetReadPos( baseFilePos + location );
pHandler->Restore( pRestore, fCreatePlayers );
}
}
void Restore( IRestore *pRestore, bool fCreatePlayers )
{
int base = pRestore->GetReadPos();
for ( int i = 0; i < m_Handlers.Count(); i++ )
{
CallBlockHandlerRestore( m_Handlers[i], base, pRestore, fCreatePlayers );
}
pRestore->SetReadPos( base + m_SizeBodies );
}
void PostRestore()
{
for ( int i = 0; i < m_Handlers.Count(); i++ )
{
m_Handlers[i]->PostRestore();
}
m_BlockHeaders.Purge();
}
//---------------------------------
void AddBlockHandler( ISaveRestoreBlockHandler *pHandler )
{
// Grody, but... while this class is still isolated in saverestore.cpp, this seems like a fine time to assert:
AssertMsg( pHandler == &g_EntitySaveRestoreBlockHandler || (m_Handlers.Count() >= 1 && m_Handlers[0] == &g_EntitySaveRestoreBlockHandler), "Expected entity save load to always be first" );
Assert( pHandler != this );
m_Handlers.AddToTail( pHandler );
}
void RemoveBlockHandler( ISaveRestoreBlockHandler *pHandler )
{
m_Handlers.FindAndRemove( pHandler );
}
//---------------------------------
private:
int GetBlockBodyLoc( const char *pszName )
{
for ( int i = 0; i < m_BlockHeaders.Count(); i++ )
{
if ( strcmp( m_BlockHeaders[i].szName, pszName ) == 0 )
return m_BlockHeaders[i].locBody;
}
return -1;
}
int GetBlockHeaderLoc( const char *pszName )
{
for ( int i = 0; i < m_BlockHeaders.Count(); i++ )
{
if ( strcmp( m_BlockHeaders[i].szName, pszName ) == 0 )
return m_BlockHeaders[i].locHeader;
}
return -1;
}
char m_Name[MAX_BLOCK_NAME_LEN + 1];
CUtlVector<ISaveRestoreBlockHandler *> m_Handlers;
int m_SizeHeaders;
int m_SizeBodies;
CUtlVector<SaveRestoreBlockHeader_t> m_BlockHeaders;
};
//-------------------------------------
BEGIN_SIMPLE_DATADESC( SaveRestoreBlockHeader_t )
DEFINE_ARRAY(szName, FIELD_CHARACTER, MAX_BLOCK_NAME_LEN + 1),
DEFINE_FIELD(locHeader, FIELD_INTEGER),
DEFINE_FIELD(locBody, FIELD_INTEGER),
END_DATADESC()
//-------------------------------------
CSaveRestoreBlockSet g_SaveRestoreBlockSet("Game");
ISaveRestoreBlockSet *g_pGameSaveRestoreBlockSet = &g_SaveRestoreBlockSet;
//=============================================================================
#if !defined( CLIENT_DLL )
//------------------------------------------------------------------------------
// Creates all entities that lie in the transition list
//------------------------------------------------------------------------------
void CreateEntitiesInTransitionList( CSaveRestoreData *pSaveData, int levelMask )
{
CBaseEntity *pent;
int i;
for ( i = 0; i < pSaveData->NumEntities(); i++ )
{
entitytable_t *pEntInfo = pSaveData->GetEntityInfo( i );
pEntInfo->hEnt = NULL;
if ( pEntInfo->size == 0 || pEntInfo->edictindex == 0 )
continue;
if ( pEntInfo->classname == NULL_STRING )
{
Warning( "Entity with data saved, but with no classname\n" );
Assert(0);
continue;
}
bool active = (pEntInfo->flags & levelMask) ? 1 : 0;
// spawn players
pent = NULL;
if ( (pEntInfo->edictindex > 0) && (pEntInfo->edictindex <= gpGlobals->maxClients) )
{
edict_t *ed = INDEXENT( pEntInfo->edictindex );
if ( active && ed && !ed->IsFree() )
{
if ( !(pEntInfo->flags & FENTTABLE_PLAYER) )
{
Warning( "ENTITY IS NOT A PLAYER: %d\n" , i );
Assert(0);
}
pent = CBasePlayer::CreatePlayer( STRING(pEntInfo->classname), ed );
}
}
else if ( active )
{
pent = CreateEntityByName( STRING(pEntInfo->classname) );
}
pEntInfo->hEnt = pent;
}
}
//-----------------------------------------------------------------------------
int CreateEntityTransitionList( CSaveRestoreData *pSaveData, int levelMask )
{
CBaseEntity *pent;
entitytable_t *pEntInfo;
// Create entity list
CreateEntitiesInTransitionList( pSaveData, levelMask );
// Now spawn entities
CUtlVector<int> checkList;
int i;
int movedCount = 0;
for ( i = 0; i < pSaveData->NumEntities(); i++ )
{
pEntInfo = pSaveData->GetEntityInfo( i );
pent = pEntInfo->hEnt;
// pSaveData->currentIndex = i;
pSaveData->Seek( pEntInfo->location );
// clear this out - it must be set on a per-entity basis
pSaveData->modelSpaceOffset.Init();
if ( pent && (pEntInfo->flags & levelMask) ) // Screen out the player if he's not to be spawned
{
if ( pEntInfo->flags & FENTTABLE_GLOBAL )
{
DevMsg( 2, "Merging changes for global: %s\n", STRING(pEntInfo->classname) );
// -------------------------------------------------------------------------
// Pass the "global" flag to the DLL to indicate this entity should only override
// a matching entity, not be spawned
if ( g_EntitySaveRestoreBlockHandler.RestoreGlobalEntity( pent, pSaveData, pEntInfo ) > 0 )
{
movedCount++;
pEntInfo->restoreentityindex = pEntInfo->hEnt.Get()->entindex();
AddRestoredEntity( pEntInfo->hEnt.Get() );
}
else
{
UTIL_RemoveImmediate( pEntInfo->hEnt.Get() );
}
// -------------------------------------------------------------------------
}
else
{
DevMsg( 2, "Transferring %s (%d)\n", STRING(pEntInfo->classname), pent->edict() ? ENTINDEX(pent->edict()) : -1 );
CRestore restoreHelper( pSaveData );
if ( g_EntitySaveRestoreBlockHandler.RestoreEntity( pent, &restoreHelper, pEntInfo ) < 0 )
{
UTIL_RemoveImmediate( pent );
}
else
{
// needs to be checked. Do this in a separate pass so that pointers & hierarchy can be traversed
checkList.AddToTail(i);
}
}
// Remove any entities that were removed using UTIL_Remove() as a result of the above calls to UTIL_RemoveImmediate()
gEntList.CleanupDeleteList();
}
}
for ( i = checkList.Count()-1; i >= 0; --i )
{
pEntInfo = pSaveData->GetEntityInfo( checkList[i] );
pent = pEntInfo->hEnt;
// NOTE: pent can be NULL because UTIL_RemoveImmediate (called below) removes all in hierarchy
if ( !pent )
continue;
MDLCACHE_CRITICAL_SECTION();
if ( !(pEntInfo->flags & FENTTABLE_PLAYER) && UTIL_EntityInSolid( pent ) )
{
// this can happen during normal processing - PVS is just a guess, some map areas won't exist in the new map
DevMsg( 2, "Suppressing %s\n", STRING(pEntInfo->classname) );
UTIL_RemoveImmediate( pent );
// Remove any entities that were removed using UTIL_Remove() as a result of the above calls to UTIL_RemoveImmediate()
gEntList.CleanupDeleteList();
}
else
{
movedCount++;
pEntInfo->flags = FENTTABLE_REMOVED;
pEntInfo->restoreentityindex = pent->entindex();
AddRestoredEntity( pent );
}
}
return movedCount;
}
#endif