116 lines
4.0 KiB
C
116 lines
4.0 KiB
C
/*
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net_encode.h - delta encode routines
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Copyright (C) 2010 Uncle Mike
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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*/
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#ifndef NET_ENCODE_H
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#define NET_ENCODE_H
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#include "eiface.h"
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enum
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{
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CUSTOM_NONE = 0,
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CUSTOM_SERVER_ENCODE, // known as "gamedll"
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CUSTOM_CLIENT_ENCODE, // known as "client"
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};
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// don't change order!
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enum
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{
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DELTA_ENTITY = 0,
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DELTA_PLAYER,
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DELTA_STATIC,
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};
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// struct info (filled by engine)
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typedef struct
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{
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const char *name;
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const int offset;
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const int size;
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} delta_field_t;
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// one field
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struct delta_s
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{
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const char *name;
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int offset; // in bytes
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int size; // used for bounds checking in DT_STRING
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int flags; // DT_INTEGER, DT_FLOAT etc
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float multiplier;
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float post_multiplier; // for DEFINE_DELTA_POST
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int bits; // how many bits we send\receive
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qboolean bInactive; // unsetted by user request
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};
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typedef void (*pfnDeltaEncode)( struct delta_s *pFields, const byte *from, const byte *to );
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typedef struct
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{
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const char *pName;
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const delta_field_t *pInfo;
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const int maxFields; // maximum number of fields in struct
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int numFields; // may be merged during initialization
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delta_t *pFields;
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// added these for custom entity encode
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int customEncode;
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char funcName[32];
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pfnDeltaEncode userCallback;
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qboolean bInitialized;
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} delta_info_t;
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//
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// net_encode.c
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//
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void Delta_Init( void );
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void Delta_InitClient( void );
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void Delta_Shutdown( void );
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int Delta_NumTables( void );
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delta_info_t *Delta_FindStructByIndex( int index );
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void Delta_AddEncoder( char *name, pfnDeltaEncode encodeFunc );
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int Delta_FindField( delta_t *pFields, const char *fieldname );
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void Delta_SetField( delta_t *pFields, const char *fieldname );
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void Delta_UnsetField( delta_t *pFields, const char *fieldname );
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void Delta_SetFieldByIndex( delta_t *pFields, int fieldNumber );
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void Delta_UnsetFieldByIndex( delta_t *pFields, int fieldNumber );
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// send table over network
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void Delta_WriteTableField( sizebuf_t *msg, int tableIndex, const delta_t *pField );
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void Delta_ParseTableField( sizebuf_t *msg );
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// encode routines
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struct entity_state_s;
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struct usercmd_s;
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struct event_args_s;
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struct movevars_s;
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struct clientdata_s;
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struct weapon_data_s;
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void MSG_WriteDeltaUsercmd( sizebuf_t *msg, struct usercmd_s *from, struct usercmd_s *to );
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void MSG_ReadDeltaUsercmd( sizebuf_t *msg, struct usercmd_s *from, struct usercmd_s *to );
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void MSG_WriteDeltaEvent( sizebuf_t *msg, struct event_args_s *from, struct event_args_s *to );
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void MSG_ReadDeltaEvent( sizebuf_t *msg, struct event_args_s *from, struct event_args_s *to );
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qboolean MSG_WriteDeltaMovevars( sizebuf_t *msg, struct movevars_s *from, struct movevars_s *to );
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void MSG_ReadDeltaMovevars( sizebuf_t *msg, struct movevars_s *from, struct movevars_s *to );
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void MSG_WriteClientData( sizebuf_t *msg, struct clientdata_s *from, struct clientdata_s *to, double timebase );
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void MSG_ReadClientData( sizebuf_t *msg, struct clientdata_s *from, struct clientdata_s *to, double timebase );
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void MSG_WriteWeaponData( sizebuf_t *msg, struct weapon_data_s *from, struct weapon_data_s *to, double timebase, int index );
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void MSG_ReadWeaponData( sizebuf_t *msg, struct weapon_data_s *from, struct weapon_data_s *to, double timebase );
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void MSG_WriteDeltaEntity( struct entity_state_s *from, struct entity_state_s *to, sizebuf_t *msg, qboolean force, int type, double timebase, int ofs );
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qboolean MSG_ReadDeltaEntity( sizebuf_t *msg, struct entity_state_s *from, struct entity_state_s *to, int num, int type, double timebase );
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int Delta_TestBaseline( struct entity_state_s *from, struct entity_state_s *to, qboolean player, double timebase );
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#endif//NET_ENCODE_H
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