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source-engine/external/vpc/public/datamap.h

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//========= Copyright 1996-2005, Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $NoKeywords: $
//=============================================================================//
#ifndef DATAMAP_H
#define DATAMAP_H
#ifdef _WIN32
#pragma once
#endif
#ifndef VECTOR_H
#include "mathlib/vector.h"
#endif
#include "tier1/utlvector.h"
#include "tier0/memdbgon.h"
// SINGLE_INHERITANCE restricts the size of CBaseEntity pointers-to-member-functions to 4 bytes
class SINGLE_INHERITANCE CBaseEntity;
struct inputdata_t;
#define INVALID_TIME (FLT_MAX * -1.0) // Special value not rebased on save/load
typedef enum _fieldtypes
{
FIELD_VOID = 0, // No type or value
FIELD_FLOAT, // Any floating point value
FIELD_STRING, // A string ID (return from ALLOC_STRING)
FIELD_VECTOR, // Any vector, QAngle, or AngularImpulse
FIELD_QUATERNION, // A quaternion
FIELD_INTEGER, // Any integer or enum
FIELD_BOOLEAN, // boolean, implemented as an int, I may use this as a hint for compression
FIELD_SHORT, // 2 byte integer
FIELD_CHARACTER, // a byte
FIELD_COLOR32, // 8-bit per channel r,g,b,a (32bit color)
FIELD_EMBEDDED, // an embedded object with a datadesc, recursively traverse and embedded class/structure based on an additional typedescription
FIELD_CUSTOM, // special type that contains function pointers to it's read/write/parse functions
FIELD_CLASSPTR, // CBaseEntity *
FIELD_EHANDLE, // Entity handle
FIELD_EDICT, // edict_t *
FIELD_POSITION_VECTOR, // A world coordinate (these are fixed up across level transitions automagically)
FIELD_TIME, // a floating point time (these are fixed up automatically too!)
FIELD_TICK, // an integer tick count( fixed up similarly to time)
FIELD_MODELNAME, // Engine string that is a model name (needs precache)
FIELD_SOUNDNAME, // Engine string that is a sound name (needs precache)
FIELD_INPUT, // a list of inputed data fields (all derived from CMultiInputVar)
FIELD_FUNCTION, // A class function pointer (Think, Use, etc)
FIELD_VMATRIX, // a vmatrix (output coords are NOT worldspace)
// NOTE: Use float arrays for local transformations that don't need to be fixed up.
FIELD_VMATRIX_WORLDSPACE,// A VMatrix that maps some local space to world space (translation is fixed up on level transitions)
FIELD_MATRIX3X4_WORLDSPACE, // matrix3x4_t that maps some local space to world space (translation is fixed up on level transitions)
FIELD_INTERVAL, // a start and range floating point interval ( e.g., 3.2->3.6 == 3.2 and 0.4 )
FIELD_MODELINDEX, // a model index
FIELD_MATERIALINDEX, // a material index (using the material precache string table)
FIELD_VECTOR2D, // 2 floats
FIELD_INTEGER64, // 64bit integer
FIELD_VECTOR4D, // 4 floats
FIELD_TYPECOUNT, // MUST BE LAST
} fieldtype_t;
//-----------------------------------------------------------------------------
// Field sizes...
//-----------------------------------------------------------------------------
template <int FIELD_TYPE>
class CDatamapFieldSizeDeducer
{
public:
enum
{
SIZE = 0
};
static int FieldSize( )
{
return 0;
}
};
#define DECLARE_FIELD_SIZE( _fieldType, _fieldSize ) \
template< > class CDatamapFieldSizeDeducer<_fieldType> { public: enum { SIZE = _fieldSize }; static int FieldSize() { return _fieldSize; } };
#define FIELD_SIZE( _fieldType ) CDatamapFieldSizeDeducer<_fieldType>::SIZE
#define FIELD_BITS( _fieldType ) (FIELD_SIZE( _fieldType ) * 8)
DECLARE_FIELD_SIZE( FIELD_FLOAT, sizeof(float) )
DECLARE_FIELD_SIZE( FIELD_STRING, sizeof(int) )
DECLARE_FIELD_SIZE( FIELD_VECTOR, 3 * sizeof(float) )
DECLARE_FIELD_SIZE( FIELD_VECTOR2D, 2 * sizeof(float) )
DECLARE_FIELD_SIZE( FIELD_VECTOR4D, 4 * sizeof( float ) )
DECLARE_FIELD_SIZE( FIELD_QUATERNION, 4 * sizeof(float))
DECLARE_FIELD_SIZE( FIELD_INTEGER, sizeof(int))
DECLARE_FIELD_SIZE( FIELD_INTEGER64, sizeof(int64))
DECLARE_FIELD_SIZE( FIELD_BOOLEAN, sizeof(char))
DECLARE_FIELD_SIZE( FIELD_SHORT, sizeof(short))
DECLARE_FIELD_SIZE( FIELD_CHARACTER, sizeof(char))
DECLARE_FIELD_SIZE( FIELD_COLOR32, sizeof(int))
DECLARE_FIELD_SIZE( FIELD_CLASSPTR, sizeof(int))
DECLARE_FIELD_SIZE( FIELD_EHANDLE, sizeof(int))
DECLARE_FIELD_SIZE( FIELD_EDICT, sizeof(int))
DECLARE_FIELD_SIZE( FIELD_POSITION_VECTOR, 3 * sizeof(float))
DECLARE_FIELD_SIZE( FIELD_TIME, sizeof(float))
DECLARE_FIELD_SIZE( FIELD_TICK, sizeof(int))
DECLARE_FIELD_SIZE( FIELD_MODELNAME, sizeof(int))
DECLARE_FIELD_SIZE( FIELD_SOUNDNAME, sizeof(int))
DECLARE_FIELD_SIZE( FIELD_INPUT, sizeof(int))
#if defined(_WIN32)
DECLARE_FIELD_SIZE( FIELD_FUNCTION, sizeof(void *))
#elif defined(POSIX)
// pointer to members under gnuc are 8bytes if you have a virtual func
DECLARE_FIELD_SIZE( FIELD_FUNCTION, 2 * sizeof(void *))
#else
#error
#endif
DECLARE_FIELD_SIZE( FIELD_VMATRIX, 16 * sizeof(float))
DECLARE_FIELD_SIZE( FIELD_VMATRIX_WORLDSPACE, 16 * sizeof(float))
DECLARE_FIELD_SIZE( FIELD_MATRIX3X4_WORLDSPACE, 12 * sizeof(float))
DECLARE_FIELD_SIZE( FIELD_INTERVAL, 2 * sizeof( float) ) // NOTE: Must match interval.h definition
DECLARE_FIELD_SIZE( FIELD_MODELINDEX, sizeof(int) )
DECLARE_FIELD_SIZE( FIELD_MATERIALINDEX, sizeof(int) )
#define ARRAYSIZE2D(p) (sizeof(p)/sizeof(p[0][0]))
#define SIZE_OF_ARRAY(p) _ARRAYSIZE(p)
#define _FIELD(name,fieldtype,count,flags,mapname,tolerance) { fieldtype, #name, offsetof(classNameTypedef, name), count, flags, mapname, NULL, NULL, NULL, sizeof( ((classNameTypedef *)0)->name ), NULL, 0, tolerance }
#define DEFINE_FIELD_NULL { FIELD_VOID,0,0,0,0,0,0,0,0}
#define DEFINE_FIELD(name,fieldtype) _FIELD(name, fieldtype, 1, FTYPEDESC_SAVE, NULL, 0 )
#define DEFINE_FIELD_NOT_SAVED(name,fieldtype) _FIELD(name, fieldtype, 1, 0, NULL, 0 )
#define DEFINE_KEYFIELD(name,fieldtype, mapname) _FIELD(name, fieldtype, 1, FTYPEDESC_KEY | FTYPEDESC_SAVE, mapname, 0 )
#define DEFINE_KEYFIELD_NOT_SAVED(name,fieldtype, mapname)_FIELD(name, fieldtype, 1, FTYPEDESC_KEY, mapname, 0 )
#define DEFINE_AUTO_ARRAY(name,fieldtype) _FIELD(name, fieldtype, SIZE_OF_ARRAY(((classNameTypedef *)0)->name), FTYPEDESC_SAVE, NULL, 0 )
#define DEFINE_AUTO_ARRAY_KEYFIELD(name,fieldtype,mapname) _FIELD(name, fieldtype, SIZE_OF_ARRAY(((classNameTypedef *)0)->name), FTYPEDESC_SAVE, mapname, 0 )
#define DEFINE_ARRAY(name,fieldtype, count) _FIELD(name, fieldtype, count, FTYPEDESC_SAVE, NULL, 0 )
#define DEFINE_ARRAY_NOT_SAVED(name,fieldtype, count) _FIELD(name, fieldtype, count, 0, NULL, 0 )
#define DEFINE_ENTITY_FIELD(name,fieldtype) _FIELD(edict_t, name, fieldtype, 1, FTYPEDESC_KEY | FTYPEDESC_SAVE, #name, 0 )
#define DEFINE_ENTITY_GLOBAL_FIELD(name,fieldtype) _FIELD(edict_t, name, fieldtype, 1, FTYPEDESC_KEY | FTYPEDESC_SAVE | FTYPEDESC_GLOBAL, #name, 0 )
#define DEFINE_GLOBAL_FIELD(name,fieldtype) _FIELD(name, fieldtype, 1, FTYPEDESC_GLOBAL | FTYPEDESC_SAVE, NULL, 0 )
#define DEFINE_GLOBAL_KEYFIELD(name,fieldtype, mapname) _FIELD(name, fieldtype, 1, FTYPEDESC_GLOBAL | FTYPEDESC_KEY | FTYPEDESC_SAVE, mapname, 0 )
#define DEFINE_CUSTOM_FIELD(name,datafuncs) { FIELD_CUSTOM, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_SAVE, NULL, datafuncs, NULL }
#define DEFINE_CUSTOM_KEYFIELD(name,datafuncs,mapname) { FIELD_CUSTOM, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_SAVE | FTYPEDESC_KEY, mapname, datafuncs, NULL }
#define DEFINE_AUTO_ARRAY2D(name,fieldtype) _FIELD(name, fieldtype, ARRAYSIZE2D(((classNameTypedef *)0)->name), FTYPEDESC_SAVE, NULL, 0 )
// Used by byteswap datadescs
#define DEFINE_BITFIELD(name,fieldtype,bitcount) DEFINE_ARRAY(name,fieldtype,((bitcount+FIELD_BITS(fieldtype)-1)&~(FIELD_BITS(fieldtype)-1)) / FIELD_BITS(fieldtype) )
#define DEFINE_INDEX(name,fieldtype) _FIELD(name, fieldtype, 1, FTYPEDESC_INDEX, NULL, 0 )
#define DEFINE_EMBEDDED( name ) \
{ FIELD_EMBEDDED, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_SAVE, NULL, NULL, NULL, &(((classNameTypedef *)0)->name.m_DataMap), sizeof( ((classNameTypedef *)0)->name ), NULL, 0, 0.0f }
#define DEFINE_EMBEDDED_OVERRIDE( name, overridetype ) \
{ FIELD_EMBEDDED, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_SAVE, NULL, NULL, NULL, &((overridetype *)0)->m_DataMap, sizeof( ((classNameTypedef *)0)->name ), NULL, 0, 0.0f }
#define DEFINE_EMBEDDEDBYREF( name ) \
{ FIELD_EMBEDDED, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_SAVE | FTYPEDESC_PTR, NULL, NULL, NULL, &(((classNameTypedef *)0)->name->m_DataMap), sizeof( *(((classNameTypedef *)0)->name) ), NULL, 0, 0.0f }
#define DEFINE_EMBEDDED_ARRAY( name, count ) \
{ FIELD_EMBEDDED, #name, offsetof(classNameTypedef, name), count, FTYPEDESC_SAVE, NULL, NULL, NULL, &(((classNameTypedef *)0)->name->m_DataMap), sizeof( ((classNameTypedef *)0)->name[0] ), NULL, 0, 0.0f }
#define DEFINE_EMBEDDED_AUTO_ARRAY( name ) \
{ FIELD_EMBEDDED, #name, offsetof(classNameTypedef, name), SIZE_OF_ARRAY( ((classNameTypedef *)0)->name ), FTYPEDESC_SAVE, NULL, NULL, NULL, &(((classNameTypedef *)0)->name->m_DataMap), sizeof( ((classNameTypedef *)0)->name[0] ), NULL, 0, 0.0f }
#ifndef NO_ENTITY_PREDICTION
// FTYPEDESC_KEY tells the prediction copy system to report the full nameof the field when reporting errors
#define DEFINE_PRED_TYPEDESCRIPTION( name, fieldtype ) \
{ FIELD_EMBEDDED, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_SAVE | FTYPEDESC_KEY, NULL, NULL, NULL, &fieldtype::m_PredMap }
#define DEFINE_PRED_TYPEDESCRIPTION_PTR( name, fieldtype ) \
{ FIELD_EMBEDDED, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_SAVE | FTYPEDESC_PTR | FTYPEDESC_KEY, NULL, NULL, NULL, &fieldtype::m_PredMap }
#else
#define DEFINE_PRED_TYPEDESCRIPTION( name, fieldtype ) DEFINE_FIELD_NULL
#define DEFINE_PRED_TYPEDESCRIPTION_PTR( name, fieldtype ) DEFINE_FIELD_NULL
#endif
// Extensions to datamap.h macros for predicted entities only
#define DEFINE_PRED_FIELD(name,fieldtype, flags) _FIELD(name, fieldtype, 1, flags, NULL, 0.0f )
#define DEFINE_PRED_ARRAY(name,fieldtype, count,flags) _FIELD(name, fieldtype, count, flags, NULL, 0.0f )
#define DEFINE_FIELD_NAME(localname,netname,fieldtype) _FIELD(localname, fieldtype, 1, 0, #netname, 0.0f )
// Predictable macros, which include a tolerance for floating point values...
#define DEFINE_PRED_FIELD_TOL(name,fieldtype, flags,tolerance) _FIELD(name, fieldtype, 1, flags, NULL, tolerance )
#define DEFINE_PRED_ARRAY_TOL(name,fieldtype, count,flags,tolerance) _FIELD(name, fieldtype, count, flags, NULL, tolerance)
#define DEFINE_FIELD_NAME_TOL(localname,netname,fieldtolerance) _FIELD(localname, fieldtype, 1, 0, #netname, tolerance )
//#define DEFINE_DATA( name, fieldextname, flags ) _FIELD(name, fieldtype, 1, flags, extname )
// INPUTS
#define DEFINE_INPUT( name, fieldtype, inputname ) { fieldtype, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_INPUT | FTYPEDESC_SAVE | FTYPEDESC_KEY, inputname, NULL, NULL, NULL, sizeof( ((classNameTypedef *)0)->name ) }
#define DEFINE_INPUTFUNC( fieldtype, inputname, inputfunc ) { fieldtype, #inputfunc, NULL, 1, FTYPEDESC_INPUT, inputname, NULL, static_cast <inputfunc_t> (&classNameTypedef::inputfunc) }
// OUTPUTS
// the variable 'name' MUST BE derived from CBaseOutput
// we know the output type from the variable itself, so it doesn't need to be specified here
class ISaveRestoreOps;
extern ISaveRestoreOps *eventFuncs;
#define DEFINE_OUTPUT( name, outputname ) { FIELD_CUSTOM, #name, offsetof(classNameTypedef, name), 1, FTYPEDESC_OUTPUT | FTYPEDESC_SAVE | FTYPEDESC_KEY, outputname, eventFuncs }
// replaces EXPORT table for portability and non-DLL based systems (xbox)
#define DEFINE_FUNCTION_RAW( function, func_type ) { FIELD_VOID, nameHolder.GenerateName(#function), NULL, 1, FTYPEDESC_FUNCTIONTABLE, NULL, NULL, (inputfunc_t)((func_type)(&classNameTypedef::function)) }
#define DEFINE_FUNCTION( function ) DEFINE_FUNCTION_RAW( function, inputfunc_t )
#define FTYPEDESC_GLOBAL 0x0001 // This field is masked for global entity save/restore
#define FTYPEDESC_SAVE 0x0002 // This field is saved to disk
#define FTYPEDESC_KEY 0x0004 // This field can be requested and written to by string name at load time
#define FTYPEDESC_INPUT 0x0008 // This field can be written to by string name at run time, and a function called
#define FTYPEDESC_OUTPUT 0x0010 // This field propagates its value to all targets whenever it changes
#define FTYPEDESC_FUNCTIONTABLE 0x0020 // This is a table entry for a member function pointer
#define FTYPEDESC_PTR 0x0040 // This field is a pointer, not an embedded object
#define FTYPEDESC_OVERRIDE 0x0080 // The field is an override for one in a base class (only used by prediction system for now)
// Flags used by other systems (e.g., prediction system)
#define FTYPEDESC_INSENDTABLE 0x0100 // This field is present in a network SendTable
#define FTYPEDESC_PRIVATE 0x0200 // The field is local to the client or server only (not referenced by prediction code and not replicated by networking)
#define FTYPEDESC_NOERRORCHECK 0x0400 // The field is part of the prediction typedescription, but doesn't get compared when checking for errors
#define FTYPEDESC_MODELINDEX 0x0800 // The field is a model index (used for debugging output)
#define FTYPEDESC_INDEX 0x1000 // The field is an index into file data, used for byteswapping.
// These flags apply to C_BasePlayer derived objects only
#define FTYPEDESC_VIEW_OTHER_PLAYER 0x2000 // By default you can only view fields on the local player (yourself),
// but if this is set, then we allow you to see fields on other players
#define FTYPEDESC_VIEW_OWN_TEAM 0x4000 // Only show this data if the player is on the same team as the local player
#define FTYPEDESC_VIEW_NEVER 0x8000 // Never show this field to anyone, even the local player (unusual)
#define TD_MSECTOLERANCE 0.001f // This is a FIELD_FLOAT and should only be checked to be within 0.001 of the networked info
struct typedescription_t;
class ISaveRestoreOps;
//
// Function prototype for all input handlers.
//
typedef void (CBaseEntity::*inputfunc_t)(inputdata_t &data);
struct datamap_t;
struct typedescription_t;
enum
{
PC_NON_NETWORKED_ONLY = 0,
PC_NETWORKED_ONLY,
PC_COPYTYPE_COUNT,
PC_EVERYTHING = PC_COPYTYPE_COUNT,
};
enum
{
TD_OFFSET_NORMAL = 0,
TD_OFFSET_PACKED = 1,
// Must be last
TD_OFFSET_COUNT,
};
struct typedescription_t
{
fieldtype_t fieldType;
const char *fieldName;
int fieldOffset; // Local offset value
unsigned short fieldSize;
short flags;
// the name of the variable in the map/fgd data, or the name of the action
const char *externalName;
// pointer to the function set for save/restoring of custom data types
ISaveRestoreOps *pSaveRestoreOps;
// for associating function with string names
inputfunc_t inputFunc;
// For embedding additional datatables inside this one
datamap_t *td;
// Stores the actual member variable size in bytes
int fieldSizeInBytes;
// FTYPEDESC_OVERRIDE point to first baseclass instance if chains_validated has occurred
struct typedescription_t *override_field;
// Used to track exclusion of baseclass fields
int override_count;
// Tolerance for field errors for float fields
float fieldTolerance;
// For raw fields (including children of embedded stuff) this is the flattened offset
int flatOffset[ TD_OFFSET_COUNT ];
unsigned short flatGroup;
};
// See predictioncopy.h for implementation and notes
struct optimized_datamap_t;
//-----------------------------------------------------------------------------
// Purpose: stores the list of objects in the hierarchy
// used to iterate through an object's data descriptions
//-----------------------------------------------------------------------------
struct datamap_t
{
typedescription_t *dataDesc;
int dataNumFields;
char const *dataClassName;
datamap_t *baseMap;
int m_nPackedSize;
optimized_datamap_t *m_pOptimizedDataMap;
#if defined( _DEBUG )
bool bValidityChecked;
#endif // _DEBUG
};
//-----------------------------------------------------------------------------
//
// Macros used to implement datadescs
//
#define DECLARE_FRIEND_DATADESC_ACCESS() \
template <typename T> friend void DataMapAccess(T *, datamap_t **p); \
template <typename T> friend datamap_t *DataMapInit(T *);
#define DECLARE_SIMPLE_DATADESC() \
static datamap_t m_DataMap; \
static datamap_t *GetBaseMap(); \
template <typename T> friend void DataMapAccess(T *, datamap_t **p); \
template <typename T> friend datamap_t *DataMapInit(T *);
#if defined(POSIX) && !defined(_PS3)
#define DECLARE_SIMPLE_DATADESC_INSIDE_NAMESPACE() \
static datamap_t m_DataMap; \
static datamap_t *GetBaseMap(); \
template <typename T> friend void ::DataMapAccess(T *, datamap_t **p);
#else
#define DECLARE_SIMPLE_DATADESC_INSIDE_NAMESPACE() \
static datamap_t m_DataMap; \
static datamap_t *GetBaseMap(); \
template <typename T> friend void ::DataMapAccess(T *, datamap_t **p); \
template <typename T> friend datamap_t *::DataMapInit(T *);
#endif
#define DECLARE_DATADESC() \
DECLARE_SIMPLE_DATADESC() \
virtual datamap_t *GetDataDescMap( void );
#define BEGIN_DATADESC( className ) \
datamap_t className::m_DataMap = { 0, 0, #className, NULL }; \
datamap_t *className::GetDataDescMap( void ) { return &m_DataMap; } \
datamap_t *className::GetBaseMap() { datamap_t *pResult; DataMapAccess((BaseClass *)NULL, &pResult); return pResult; } \
BEGIN_DATADESC_GUTS( className )
#define BEGIN_DATADESC_NO_BASE( className ) \
datamap_t className::m_DataMap = { 0, 0, #className, NULL }; \
datamap_t *className::GetDataDescMap( void ) { return &m_DataMap; } \
datamap_t *className::GetBaseMap() { return NULL; } \
BEGIN_DATADESC_GUTS( className )
#define BEGIN_SIMPLE_DATADESC( className ) \
datamap_t className::m_DataMap = { 0, 0, #className, NULL }; \
datamap_t *className::GetBaseMap() { return NULL; } \
BEGIN_DATADESC_GUTS( className )
#define BEGIN_SIMPLE_DATADESC_( className, BaseClass ) \
datamap_t className::m_DataMap = { 0, 0, #className, NULL }; \
datamap_t *className::GetBaseMap() { datamap_t *pResult; DataMapAccess((BaseClass *)NULL, &pResult); return pResult; } \
BEGIN_DATADESC_GUTS( className )
#define BEGIN_DATADESC_GUTS( className ) \
template <typename T> datamap_t *DataMapInit(T *); \
template <> datamap_t *DataMapInit<className>( className * ); \
namespace className##_DataDescInit \
{ \
datamap_t *g_DataMapHolder = DataMapInit<className>( (className *)NULL ); /* This can/will be used for some clean up duties later */ \
} \
\
template <> datamap_t *DataMapInit<className>( className * ) \
{ \
typedef className classNameTypedef; \
static CDatadescGeneratedNameHolder nameHolder(#className); \
className::m_DataMap.baseMap = className::GetBaseMap(); \
static typedescription_t dataDesc[] = \
{ \
{ FIELD_VOID,0,0,0,0,0,0,0,0}, /* so you can define "empty" tables */
#define BEGIN_DATADESC_GUTS_NAMESPACE( className, nameSpace ) \
template <typename T> datamap_t *nameSpace::DataMapInit(T *); \
template <> datamap_t *nameSpace::DataMapInit<className>( className * ); \
namespace className##_DataDescInit \
{ \
datamap_t *g_DataMapHolder = nameSpace::DataMapInit( (className *)NULL ); /* This can/will be used for some clean up duties later */ \
} \
\
template <> datamap_t *nameSpace::DataMapInit<className>( className * ) \
{ \
typedef className classNameTypedef; \
static CDatadescGeneratedNameHolder nameHolder(#className); \
className::m_DataMap.baseMap = className::GetBaseMap(); \
static typedescription_t dataDesc[] = \
{ \
{ FIELD_VOID,0,0,0,0,0,0,0,0}, /* so you can define "empty" tables */
#define END_DATADESC() \
}; \
\
if ( sizeof( dataDesc ) > sizeof( dataDesc[0] ) ) \
{ \
classNameTypedef::m_DataMap.dataNumFields = SIZE_OF_ARRAY( dataDesc ) - 1; \
classNameTypedef::m_DataMap.dataDesc = &dataDesc[1]; \
} \
else \
{ \
classNameTypedef::m_DataMap.dataNumFields = 1; \
classNameTypedef::m_DataMap.dataDesc = dataDesc; \
} \
return &classNameTypedef::m_DataMap; \
}
// used for when there is no data description
#define IMPLEMENT_NULL_SIMPLE_DATADESC( derivedClass ) \
BEGIN_SIMPLE_DATADESC( derivedClass ) \
END_DATADESC()
#define IMPLEMENT_NULL_SIMPLE_DATADESC_( derivedClass, baseClass ) \
BEGIN_SIMPLE_DATADESC_( derivedClass, baseClass ) \
END_DATADESC()
#define IMPLEMENT_NULL_DATADESC( derivedClass ) \
BEGIN_DATADESC( derivedClass ) \
END_DATADESC()
// helps get the offset of a bitfield
#define BEGIN_BITFIELD( name ) \
union \
{ \
char name; \
struct \
{
#define END_BITFIELD() \
}; \
};
//-----------------------------------------------------------------------------
// Forward compatability with potential seperate byteswap datadescs
#define DECLARE_BYTESWAP_DATADESC() DECLARE_SIMPLE_DATADESC()
#define BEGIN_BYTESWAP_DATADESC(name) BEGIN_SIMPLE_DATADESC(name)
#define BEGIN_BYTESWAP_DATADESC_(name,base) BEGIN_SIMPLE_DATADESC_(name,base)
#define END_BYTESWAP_DATADESC() END_DATADESC()
//-----------------------------------------------------------------------------
template <typename T>
inline void DataMapAccess(T *ignored, datamap_t **p)
{
*p = &T::m_DataMap;
}
//-----------------------------------------------------------------------------
class CDatadescGeneratedNameHolder
{
public:
CDatadescGeneratedNameHolder( const char *pszBase )
: m_pszBase(pszBase)
{
m_nLenBase = strlen( m_pszBase );
}
~CDatadescGeneratedNameHolder()
{
for ( int i = 0; i < m_Names.Count(); i++ )
{
delete m_Names[i];
}
}
const char *GenerateName( const char *pszIdentifier )
{
char *pBuf = new char[m_nLenBase + strlen(pszIdentifier) + 1];
strcpy( pBuf, m_pszBase );
strcat( pBuf, pszIdentifier );
m_Names.AddToTail( pBuf );
return pBuf;
}
private:
const char *m_pszBase;
size_t m_nLenBase;
CUtlVector<char *> m_Names;
};
//-----------------------------------------------------------------------------
// Compiler can require the global-namespace template friend to be declared
// before DECLARE_SIMPLE_DATADESC_INSIDE_NAMESPACE() can be used
template <typename T> datamap_t *DataMapInit(T *);
#include "tier0/memdbgoff.h"
#endif // DATAMAP_H
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