g_bot.c

quakeIII源码这个不用我多说吧

	}

	G_Printf( S_COLOR_YELLOW "Unable to delay spawn\n" );
	ClientBegin( clientNum );
}


/*
===============
G_RemoveQueuedBotBegin

Called on client disconnect to make sure the delayed spawn
doesn't happen on a freed index
===============
*/
void G_RemoveQueuedBotBegin( int clientNum ) {
	int		n;

	for( n = 0; n < BOT_SPAWN_QUEUE_DEPTH; n++ ) {
		if( botSpawnQueue[n].clientNum == clientNum ) {
			botSpawnQueue[n].spawnTime = 0;
			return;
		}
	}
}


/*
===============
G_BotConnect
===============
*/
qboolean G_BotConnect( int clientNum, qboolean restart ) {
	bot_settings_t	settings;
	char			userinfo[MAX_INFO_STRING];

	trap_GetUserinfo( clientNum, userinfo, sizeof(userinfo) );

	Q_strncpyz( settings.characterfile, Info_ValueForKey( userinfo, "characterfile" ), sizeof(settings.characterfile) );
	settings.skill = atof( Info_ValueForKey( userinfo, "skill" ) );
	Q_strncpyz( settings.team, Info_ValueForKey( userinfo, "team" ), sizeof(settings.team) );

	if (!BotAISetupClient( clientNum, &settings, restart )) {
		trap_DropClient( clientNum, "BotAISetupClient failed" );
		return qfalse;
	}

	return qtrue;
}


/*
===============
G_AddBot
===============
*/
static void G_AddBot( const char *name, float skill, const char *team, int delay, char *altname) {
	int				clientNum;
	char			*botinfo;
	gentity_t		*bot;
	char			*key;
	char			*s;
	char			*botname;
	char			*model;
	char			*headmodel;
	char			userinfo[MAX_INFO_STRING];

	// get the botinfo from bots.txt
	botinfo = G_GetBotInfoByName( name );
	if ( !botinfo ) {
		G_Printf( S_COLOR_RED "Error: Bot '%s' not defined\n", name );
		return;
	}

	// create the bot's userinfo
	userinfo[0] = '\0';

	botname = Info_ValueForKey( botinfo, "funname" );
	if( !botname[0] ) {
		botname = Info_ValueForKey( botinfo, "name" );
	}
	// check for an alternative name
	if (altname && altname[0]) {
		botname = altname;
	}
	Info_SetValueForKey( userinfo, "name", botname );
	Info_SetValueForKey( userinfo, "rate", "25000" );
	Info_SetValueForKey( userinfo, "snaps", "20" );
	Info_SetValueForKey( userinfo, "skill", va("%1.2f", skill) );

	if ( skill >= 1 && skill < 2 ) {
		Info_SetValueForKey( userinfo, "handicap", "50" );
	}
	else if ( skill >= 2 && skill < 3 ) {
		Info_SetValueForKey( userinfo, "handicap", "70" );
	}
	else if ( skill >= 3 && skill < 4 ) {
		Info_SetValueForKey( userinfo, "handicap", "90" );
	}

	key = "model";
	model = Info_ValueForKey( botinfo, key );
	if ( !*model ) {
		model = "visor/default";
	}
	Info_SetValueForKey( userinfo, key, model );
	key = "team_model";
	Info_SetValueForKey( userinfo, key, model );

	key = "headmodel";
	headmodel = Info_ValueForKey( botinfo, key );
	if ( !*headmodel ) {
		headmodel = model;
	}
	Info_SetValueForKey( userinfo, key, headmodel );
	key = "team_headmodel";
	Info_SetValueForKey( userinfo, key, headmodel );

	key = "gender";
	s = Info_ValueForKey( botinfo, key );
	if ( !*s ) {
		s = "male";
	}
	Info_SetValueForKey( userinfo, "sex", s );

	key = "color1";
	s = Info_ValueForKey( botinfo, key );
	if ( !*s ) {
		s = "4";
	}
	Info_SetValueForKey( userinfo, key, s );

	key = "color2";
	s = Info_ValueForKey( botinfo, key );
	if ( !*s ) {
		s = "5";
	}
	Info_SetValueForKey( userinfo, key, s );

	s = Info_ValueForKey(botinfo, "aifile");
	if (!*s ) {
		trap_Printf( S_COLOR_RED "Error: bot has no aifile specified\n" );
		return;
	}

	// have the server allocate a client slot
	clientNum = trap_BotAllocateClient();
	if ( clientNum == -1 ) {
		G_Printf( S_COLOR_RED "Unable to add bot.  All player slots are in use.\n" );
		G_Printf( S_COLOR_RED "Start server with more 'open' slots (or check setting of sv_maxclients cvar).\n" );
		return;
	}

	// initialize the bot settings
	if( !team || !*team ) {
		if( g_gametype.integer >= GT_TEAM ) {
			if( PickTeam(clientNum) == TEAM_RED) {
				team = "red";
			}
			else {
				team = "blue";
			}
		}
		else {
			team = "red";
		}
	}
	Info_SetValueForKey( userinfo, "characterfile", Info_ValueForKey( botinfo, "aifile" ) );
	Info_SetValueForKey( userinfo, "skill", va( "%5.2f", skill ) );
	Info_SetValueForKey( userinfo, "team", team );

	bot = &g_entities[ clientNum ];
	bot->r.svFlags |= SVF_BOT;
	bot->inuse = qtrue;

	// register the userinfo
	trap_SetUserinfo( clientNum, userinfo );

	// have it connect to the game as a normal client
	if ( ClientConnect( clientNum, qtrue, qtrue ) ) {
		return;
	}

	if( delay == 0 ) {
		ClientBegin( clientNum );
		return;
	}

	AddBotToSpawnQueue( clientNum, delay );
}


/*
===============
Svcmd_AddBot_f
===============
*/
void Svcmd_AddBot_f( void ) {
	float			skill;
	int				delay;
	char			name[MAX_TOKEN_CHARS];
	char			altname[MAX_TOKEN_CHARS];
	char			string[MAX_TOKEN_CHARS];
	char			team[MAX_TOKEN_CHARS];

	// are bots enabled?
	if ( !trap_Cvar_VariableIntegerValue( "bot_enable" ) ) {
		return;
	}

	// name
	trap_Argv( 1, name, sizeof( name ) );
	if ( !name[0] ) {
		trap_Printf( "Usage: Addbot <botname> [skill 1-5] [team] [msec delay] [altname]\n" );
		return;
	}

	// skill
	trap_Argv( 2, string, sizeof( string ) );
	if ( !string[0] ) {
		skill = 4;
	}
	else {
		skill = atof( string );
	}

	// team
	trap_Argv( 3, team, sizeof( team ) );

	// delay
	trap_Argv( 4, string, sizeof( string ) );
	if ( !string[0] ) {
		delay = 0;
	}
	else {
		delay = atoi( string );
	}

	// alternative name
	trap_Argv( 5, altname, sizeof( altname ) );

	G_AddBot( name, skill, team, delay, altname );

	// if this was issued during gameplay and we are playing locally,
	// go ahead and load the bot's media immediately
	if ( level.time - level.startTime > 1000 &&
		trap_Cvar_VariableIntegerValue( "cl_running" ) ) {
		trap_SendServerCommand( -1, "loaddefered\n" );	// FIXME: spelled wrong, but not changing for demo
	}
}

/*
===============
Svcmd_BotList_f
===============
*/
void Svcmd_BotList_f( void ) {
	int i;
	char name[MAX_TOKEN_CHARS];
	char funname[MAX_TOKEN_CHARS];
	char model[MAX_TOKEN_CHARS];
	char aifile[MAX_TOKEN_CHARS];

	trap_Printf("^1name             model            aifile              funname\n");
	for (i = 0; i < g_numBots; i++) {
		strcpy(name, Info_ValueForKey( g_botInfos[i], "name" ));
		if ( !*name ) {
			strcpy(name, "UnnamedPlayer");
		}
		strcpy(funname, Info_ValueForKey( g_botInfos[i], "funname" ));
		if ( !*funname ) {
			strcpy(funname, "");
		}
		strcpy(model, Info_ValueForKey( g_botInfos[i], "model" ));
		if ( !*model ) {
			strcpy(model, "visor/default");
		}
		strcpy(aifile, Info_ValueForKey( g_botInfos[i], "aifile"));
		if (!*aifile ) {
			strcpy(aifile, "bots/default_c.c");
		}
		trap_Printf(va("%-16s %-16s %-20s %-20s\n", name, model, aifile, funname));
	}
}


/*
===============
G_SpawnBots
===============
*/
static void G_SpawnBots( char *botList, int baseDelay ) {
	char		*bot;
	char		*p;
	float		skill;
	int			delay;
	char		bots[MAX_INFO_VALUE];

	podium1 = NULL;
	podium2 = NULL;
	podium3 = NULL;

	skill = trap_Cvar_VariableValue( "g_spSkill" );
	if( skill < 1 ) {
		trap_Cvar_Set( "g_spSkill", "1" );
		skill = 1;
	}
	else if ( skill > 5 ) {
		trap_Cvar_Set( "g_spSkill", "5" );
		skill = 5;
	}

	Q_strncpyz( bots, botList, sizeof(bots) );
	p = &bots[0];
	delay = baseDelay;
	while( *p ) {
		//skip spaces
		while( *p && *p == ' ' ) {
			p++;
		}
		if( !p ) {
			break;
		}

		// mark start of bot name
		bot = p;

		// skip until space of null
		while( *p && *p != ' ' ) {
			p++;
		}
		if( *p ) {
			*p++ = 0;
		}

		// we must add the bot this way, calling G_AddBot directly at this stage
		// does "Bad Things"
		trap_SendConsoleCommand( EXEC_INSERT, va("addbot %s %f free %i\n", bot, skill, delay) );

		delay += BOT_BEGIN_DELAY_INCREMENT;
	}
}


/*
===============
G_LoadBotsFromFile
===============
*/
static void G_LoadBotsFromFile( char *filename ) {
	int				len;
	fileHandle_t	f;
	char			buf[MAX_BOTS_TEXT];

	len = trap_FS_FOpenFile( filename, &f, FS_READ );
	if ( !f ) {
		trap_Printf( va( S_COLOR_RED "file not found: %s\n", filename ) );
		return;
	}
	if ( len >= MAX_BOTS_TEXT ) {
		trap_Printf( va( S_COLOR_RED "file too large: %s is %i, max allowed is %i", filename, len, MAX_BOTS_TEXT ) );
		trap_FS_FCloseFile( f );
		return;
	}

	trap_FS_Read( buf, len, f );
	buf[len] = 0;
	trap_FS_FCloseFile( f );

	g_numBots += G_ParseInfos( buf, MAX_BOTS - g_numBots, &g_botInfos[g_numBots] );
}

/*
===============
G_LoadBots
===============
*/
static void G_LoadBots( void ) {
	vmCvar_t	botsFile;
	int			numdirs;
	char		filename[128];
	char		dirlist[1024];
	char*		dirptr;
	int			i;
	int			dirlen;

	if ( !trap_Cvar_VariableIntegerValue( "bot_enable" ) ) {
		return;
	}

	g_numBots = 0;

	trap_Cvar_Register( &botsFile, "g_botsFile", "", CVAR_INIT|CVAR_ROM );
	if( *botsFile.string ) {
		G_LoadBotsFromFile(botsFile.string);
	}
	else {
		G_LoadBotsFromFile("scripts/bots.txt");
	}

	// get all bots from .bot files
	numdirs = trap_FS_GetFileList("scripts", ".bot", dirlist, 1024 );
	dirptr  = dirlist;
	for (i = 0; i < numdirs; i++, dirptr += dirlen+1) {
		dirlen = strlen(dirptr);
		strcpy(filename, "scripts/");
		strcat(filename, dirptr);
		G_LoadBotsFromFile(filename);
	}
	trap_Printf( va( "%i bots parsed\n", g_numBots ) );
}



/*
===============
G_GetBotInfoByNumber
===============
*/
char *G_GetBotInfoByNumber( int num ) {
	if( num < 0 || num >= g_numBots ) {
		trap_Printf( va( S_COLOR_RED "Invalid bot number: %i\n", num ) );
		return NULL;
	}
	return g_botInfos[num];
}


/*
===============
G_GetBotInfoByName
===============
*/
char *G_GetBotInfoByName( const char *name ) {
	int		n;
	char	*value;

	for ( n = 0; n < g_numBots ; n++ ) {
		value = Info_ValueForKey( g_botInfos[n], "name" );
		if ( !Q_stricmp( value, name ) ) {
			return g_botInfos[n];
		}
	}

	return NULL;
}

/*
===============
G_InitBots
===============
*/
void G_InitBots( qboolean restart ) {
	int			fragLimit;
	int			timeLimit;
	const char	*arenainfo;
	char		*strValue;
	int			basedelay;
	char		map[MAX_QPATH];
	char		serverinfo[MAX_INFO_STRING];

	G_LoadBots();
	G_LoadArenas();

	trap_Cvar_Register( &bot_minplayers, "bot_minplayers", "0", CVAR_SERVERINFO );

	if( g_gametype.integer == GT_SINGLE_PLAYER ) {
		trap_GetServerinfo( serverinfo, sizeof(serverinfo) );
		Q_strncpyz( map, Info_ValueForKey( serverinfo, "mapname" ), sizeof(map) );
		arenainfo = G_GetArenaInfoByMap( map );
		if ( !arenainfo ) {
			return;
		}

		strValue = Info_ValueForKey( arenainfo, "fraglimit" );
		fragLimit = atoi( strValue );
		if ( fragLimit ) {
			trap_Cvar_Set( "fraglimit", strValue );
		}
		else {
			trap_Cvar_Set( "fraglimit", "0" );
		}

		strValue = Info_ValueForKey( arenainfo, "timelimit" );
		timeLimit = atoi( strValue );
		if ( timeLimit ) {
			trap_Cvar_Set( "timelimit", strValue );
		}
		else {
			trap_Cvar_Set( "timelimit", "0" );
		}

		if ( !fragLimit && !timeLimit ) {
			trap_Cvar_Set( "fraglimit", "10" );
			trap_Cvar_Set( "timelimit", "0" );
		}

		basedelay = BOT_BEGIN_DELAY_BASE;
		strValue = Info_ValueForKey( arenainfo, "special" );
		if( Q_stricmp( strValue, "training" ) == 0 ) {
			basedelay += 10000;
		}

		if( !restart ) {
			G_SpawnBots( Info_ValueForKey( arenainfo, "bots" ), basedelay );
		}
	}
}