294 lines
11 KiB
C
294 lines
11 KiB
C
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//========= Copyright Valve Corporation, All rights reserved. ============//
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//
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// Purpose:
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//
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// $NoKeywords: $
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//=============================================================================//
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#ifndef PREDICTIONCOPY_H
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#define PREDICTIONCOPY_H
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#ifdef _WIN32
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#pragma once
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#endif
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#include <memory.h>
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#include "datamap.h"
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#include "ehandle.h"
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#include "tier1/utlstring.h"
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#if defined( CLIENT_DLL )
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class C_BaseEntity;
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typedef CHandle<C_BaseEntity> EHANDLE;
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#if defined( _DEBUG )
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// #define COPY_CHECK_STRESSTEST
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class IGameSystem;
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IGameSystem* GetPredictionCopyTester( void );
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#endif
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#else
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class CBaseEntity;
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typedef CHandle<CBaseEntity> EHANDLE;
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#endif
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enum
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{
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PC_EVERYTHING = 0,
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PC_NON_NETWORKED_ONLY,
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PC_NETWORKED_ONLY,
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};
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#define PC_DATA_PACKED true
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#define PC_DATA_NORMAL false
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typedef void ( *FN_FIELD_COMPARE )( const char *classname, const char *fieldname, const char *fieldtype,
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bool networked, bool noterrorchecked, bool differs, bool withintolerance, const char *value );
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class CPredictionCopy
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{
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public:
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typedef enum
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{
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DIFFERS = 0,
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IDENTICAL,
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WITHINTOLERANCE,
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} difftype_t;
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CPredictionCopy( int type, void *dest, bool dest_packed, void const *src, bool src_packed,
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bool counterrors = false, bool reporterrors = false, bool performcopy = true,
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bool describefields = false, FN_FIELD_COMPARE func = NULL );
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void CopyShort( difftype_t dt, short *outvalue, const short *invalue, int count );
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void CopyInt( difftype_t dt, int *outvalue, const int *invalue, int count ); // Copy an int
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void CopyBool( difftype_t dt, bool *outvalue, const bool *invalue, int count ); // Copy a bool
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void CopyFloat( difftype_t dt, float *outvalue, const float *invalue, int count ); // Copy a float
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void CopyString( difftype_t dt, char *outstring, const char *instring ); // Copy a null-terminated string
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void CopyVector( difftype_t dt, Vector& outValue, const Vector &inValue ); // Copy a vector
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void CopyVector( difftype_t dt, Vector* outValue, const Vector *inValue, int count ); // Copy a vector array
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void CopyQuaternion( difftype_t dt, Quaternion& outValue, const Quaternion &inValue ); // Copy a quaternion
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void CopyQuaternion( difftype_t dt, Quaternion* outValue, const Quaternion *inValue, int count ); // Copy a quaternion array
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void CopyEHandle( difftype_t dt, EHANDLE *outvalue, EHANDLE const *invalue, int count );
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void FORCEINLINE CopyData( difftype_t dt, int size, char *outdata, const char *indata ) // Copy a binary data block
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{
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if ( !m_bPerformCopy )
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return;
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if ( dt == IDENTICAL )
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return;
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memcpy( outdata, indata, size );
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}
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int TransferData( const char *operation, int entindex, datamap_t *dmap );
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private:
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void TransferData_R( int chaincount, datamap_t *dmap );
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void DetermineWatchField( const char *operation, int entindex, datamap_t *dmap );
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void DumpWatchField( typedescription_t *field );
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void WatchMsg( PRINTF_FORMAT_STRING const char *fmt, ... );
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difftype_t CompareShort( short *outvalue, const short *invalue, int count );
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difftype_t CompareInt( int *outvalue, const int *invalue, int count ); // Compare an int
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difftype_t CompareBool( bool *outvalue, const bool *invalue, int count ); // Compare a bool
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difftype_t CompareFloat( float *outvalue, const float *invalue, int count ); // Compare a float
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difftype_t CompareData( int size, char *outdata, const char *indata ); // Compare a binary data block
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difftype_t CompareString( char *outstring, const char *instring ); // Compare a null-terminated string
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difftype_t CompareVector( Vector& outValue, const Vector &inValue ); // Compare a vector
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difftype_t CompareVector( Vector* outValue, const Vector *inValue, int count ); // Compare a vector array
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difftype_t CompareQuaternion( Quaternion& outValue, const Quaternion &inValue ); // Compare a Quaternion
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difftype_t CompareQuaternion( Quaternion* outValue, const Quaternion *inValue, int count ); // Compare a Quaternion array
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difftype_t CompareEHandle( EHANDLE *outvalue, EHANDLE const *invalue, int count );
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void DescribeShort( difftype_t dt, short *outvalue, const short *invalue, int count );
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void DescribeInt( difftype_t dt, int *outvalue, const int *invalue, int count ); // Compare an int
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void DescribeBool( difftype_t dt, bool *outvalue, const bool *invalue, int count ); // Compare a bool
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void DescribeFloat( difftype_t dt, float *outvalue, const float *invalue, int count ); // Compare a float
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void DescribeData( difftype_t dt, int size, char *outdata, const char *indata ); // Compare a binary data block
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void DescribeString( difftype_t dt, char *outstring, const char *instring ); // Compare a null-terminated string
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void DescribeVector( difftype_t dt, Vector& outValue, const Vector &inValue ); // Compare a vector
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void DescribeVector( difftype_t dt, Vector* outValue, const Vector *inValue, int count ); // Compare a vector array
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void DescribeQuaternion( difftype_t dt, Quaternion& outValue, const Quaternion &inValue ); // Compare a Quaternion
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void DescribeQuaternion( difftype_t dt, Quaternion* outValue, const Quaternion *inValue, int count ); // Compare a Quaternion array
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void DescribeEHandle( difftype_t dt, EHANDLE *outvalue, EHANDLE const *invalue, int count );
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void WatchShort( difftype_t dt, short *outvalue, const short *invalue, int count );
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void WatchInt( difftype_t dt, int *outvalue, const int *invalue, int count ); // Compare an int
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void WatchBool( difftype_t dt, bool *outvalue, const bool *invalue, int count ); // Compare a bool
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void WatchFloat( difftype_t dt, float *outvalue, const float *invalue, int count ); // Compare a float
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void WatchData( difftype_t dt, int size, char *outdata, const char *indata ); // Compare a binary data block
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void WatchString( difftype_t dt, char *outstring, const char *instring ); // Compare a null-terminated string
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void WatchVector( difftype_t dt, Vector& outValue, const Vector &inValue ); // Compare a vector
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void WatchVector( difftype_t dt, Vector* outValue, const Vector *inValue, int count ); // Compare a vector array
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void WatchQuaternion( difftype_t dt, Quaternion& outValue, const Quaternion &inValue ); // Compare a Quaternion
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void WatchQuaternion( difftype_t dt, Quaternion* outValue, const Quaternion *inValue, int count ); // Compare a Quaternion array
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void WatchEHandle( difftype_t dt, EHANDLE *outvalue, EHANDLE const *invalue, int count );
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// Report function
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void ReportFieldsDiffer( PRINTF_FORMAT_STRING const char *fmt, ... );
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void DescribeFields( difftype_t dt, PRINTF_FORMAT_STRING const char *fmt, ... );
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bool CanCheck( void );
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void CopyFields( int chaincount, datamap_t *pMap, typedescription_t *pFields, int fieldCount );
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private:
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int m_nType;
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void *m_pDest;
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void const *m_pSrc;
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int m_nDestOffsetIndex;
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int m_nSrcOffsetIndex;
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bool m_bErrorCheck;
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bool m_bReportErrors;
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bool m_bDescribeFields;
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typedescription_t *m_pCurrentField;
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char const *m_pCurrentClassName;
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datamap_t *m_pCurrentMap;
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bool m_bShouldReport;
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bool m_bShouldDescribe;
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int m_nErrorCount;
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bool m_bPerformCopy;
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FN_FIELD_COMPARE m_FieldCompareFunc;
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typedescription_t *m_pWatchField;
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char const *m_pOperation;
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};
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typedef void (*FN_FIELD_DESCRIPTION)( const char *classname, const char *fieldname, const char *fieldtype,
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bool networked, const char *value );
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//-----------------------------------------------------------------------------
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// Purpose: Simply dumps all data fields in object
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//-----------------------------------------------------------------------------
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class CPredictionDescribeData
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{
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public:
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CPredictionDescribeData( void const *src, bool src_packed, FN_FIELD_DESCRIPTION func = 0 );
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void DescribeShort( const short *invalue, int count );
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void DescribeInt( const int *invalue, int count );
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void DescribeBool( const bool *invalue, int count );
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void DescribeFloat( const float *invalue, int count );
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void DescribeData( int size, const char *indata );
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void DescribeString( const char *instring );
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void DescribeVector( const Vector &inValue );
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void DescribeVector( const Vector *inValue, int count );
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void DescribeQuaternion( const Quaternion &inValue );
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void DescribeQuaternion( const Quaternion *inValue, int count );
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void DescribeEHandle( EHANDLE const *invalue, int count );
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void DumpDescription( datamap_t *pMap );
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private:
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void DescribeFields_R( int chain_count, datamap_t *pMap, typedescription_t *pFields, int fieldCount );
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void const *m_pSrc;
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int m_nSrcOffsetIndex;
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void Describe( PRINTF_FORMAT_STRING const char *fmt, ... );
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typedescription_t *m_pCurrentField;
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char const *m_pCurrentClassName;
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datamap_t *m_pCurrentMap;
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bool m_bShouldReport;
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FN_FIELD_DESCRIPTION m_FieldDescFunc;
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};
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#if defined( CLIENT_DLL )
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class CValueChangeTracker
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{
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public:
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CValueChangeTracker();
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void Reset();
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void StartTrack( char const *pchContext );
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void EndTrack();
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bool IsActive() const;
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void SetupTracking( C_BaseEntity *ent, char const *pchFieldName );
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void ClearTracking();
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void Spew();
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C_BaseEntity *GetEntity();
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private:
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enum
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{
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eChangeTrackerBufSize = 128,
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};
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// Returns field size
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void GetValue( char *buf, size_t bufsize );
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bool m_bActive : 1;
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bool m_bTracking : 1;
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EHANDLE m_hEntityToTrack;
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CUtlVector< typedescription_t * > m_FieldStack;
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CUtlString m_strFieldName;
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CUtlString m_strContext;
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// First 128 bytes of data is all we will consider
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char m_OrigValueBuf[ eChangeTrackerBufSize ];
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CUtlVector< CUtlString > m_History;
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};
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extern CValueChangeTracker *g_pChangeTracker;
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class CValueChangeTrackerScope
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{
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public:
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CValueChangeTrackerScope( char const *pchContext )
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{
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m_bCallEndTrack = true;
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g_pChangeTracker->StartTrack( pchContext );
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}
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// Only calls Start/End if passed in entity matches entity to track
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CValueChangeTrackerScope( C_BaseEntity *pEntity, char const *pchContext )
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{
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m_bCallEndTrack = g_pChangeTracker->GetEntity() == pEntity;
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if ( m_bCallEndTrack )
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{
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g_pChangeTracker->StartTrack( pchContext );
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}
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}
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~CValueChangeTrackerScope()
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{
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if ( m_bCallEndTrack )
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{
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g_pChangeTracker->EndTrack();
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}
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}
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private:
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bool m_bCallEndTrack;
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};
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#if defined( _DEBUG )
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#define PREDICTION_TRACKVALUECHANGESCOPE( context ) CValueChangeTrackerScope scope( context );
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#define PREDICTION_TRACKVALUECHANGESCOPE_ENTITY( entity, context ) CValueChangeTrackerScope scope( entity, context );
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#define PREDICTION_STARTTRACKVALUE( context ) g_pChangeTracker->StartTrack( context );
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#define PREDICTION_ENDTRACKVALUE() g_pChangeTracker->EndTrack();
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#define PREDICTION_SPEWVALUECHANGES() g_pChangeTracker->Spew();
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#else
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#define PREDICTION_TRACKVALUECHANGESCOPE( context )
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#define PREDICTION_TRACKVALUECHANGESCOPE_ENTITY( entity, context )
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#define PREDICTION_STARTTRACKVALUE( context )
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#define PREDICTION_ENDTRACKVALUE()
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#define PREDICTION_SPEWVALUECHANGES()
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#endif
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#endif // !CLIENT_DLL
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#endif // PREDICTIONCOPY_H
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