ai_team.c

quakeIII源码这个不用我多说吧

/*
===========================================================================
Copyright (C) 1999-2005 Id Software, Inc.

This file is part of Quake III Arena source code.

Quake III Arena source code is free software; you can redistribute it
and/or modify it under the terms of the GNU General Public License as
published by the Free Software Foundation; either version 2 of the License,
or (at your option) any later version.

Quake III Arena source code is distributed in the hope that it will be
useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with Foobar; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
===========================================================================
*/
//

/*****************************************************************************
 * name:		ai_team.c
 *
 * desc:		Quake3 bot AI
 *
 * $Archive: /MissionPack/code/game/ai_team.c $
 *
 *****************************************************************************/

#include "g_local.h"
#include "botlib.h"
#include "be_aas.h"
#include "be_ea.h"
#include "be_ai_char.h"
#include "be_ai_chat.h"
#include "be_ai_gen.h"
#include "be_ai_goal.h"
#include "be_ai_move.h"
#include "be_ai_weap.h"
//
#include "ai_main.h"
#include "ai_dmq3.h"
#include "ai_chat.h"
#include "ai_cmd.h"
#include "ai_dmnet.h"
#include "ai_team.h"
#include "ai_vcmd.h"

#include "match.h"

// for the voice chats
#include "../../ui/menudef.h"

//ctf task preferences for a client
typedef struct bot_ctftaskpreference_s
{
	char		name[36];
	int			preference;
} bot_ctftaskpreference_t;

bot_ctftaskpreference_t ctftaskpreferences[MAX_CLIENTS];


/*
==================
BotValidTeamLeader
==================
*/
int BotValidTeamLeader(bot_state_t *bs) {
	if (!strlen(bs->teamleader)) return qfalse;
	if (ClientFromName(bs->teamleader) == -1) return qfalse;
	return qtrue;
}

/*
==================
BotNumTeamMates
==================
*/
int BotNumTeamMates(bot_state_t *bs) {
	int i, numplayers;
	char buf[MAX_INFO_STRING];
	static int maxclients;

	if (!maxclients)
		maxclients = trap_Cvar_VariableIntegerValue("sv_maxclients");

	numplayers = 0;
	for (i = 0; i < maxclients && i < MAX_CLIENTS; i++) {
		trap_GetConfigstring(CS_PLAYERS+i, buf, sizeof(buf));
		//if no config string or no name
		if (!strlen(buf) || !strlen(Info_ValueForKey(buf, "n"))) continue;
		//skip spectators
		if (atoi(Info_ValueForKey(buf, "t")) == TEAM_SPECTATOR) continue;
		//
		if (BotSameTeam(bs, i)) {
			numplayers++;
		}
	}
	return numplayers;
}

/*
==================
BotClientTravelTimeToGoal
==================
*/
int BotClientTravelTimeToGoal(int client, bot_goal_t *goal) {
	playerState_t ps;
	int areanum;

	BotAI_GetClientState(client, &ps);
	areanum = BotPointAreaNum(ps.origin);
	if (!areanum) return 1;
	return trap_AAS_AreaTravelTimeToGoalArea(areanum, ps.origin, goal->areanum, TFL_DEFAULT);
}

/*
==================
BotSortTeamMatesByBaseTravelTime
==================
*/
int BotSortTeamMatesByBaseTravelTime(bot_state_t *bs, int *teammates, int maxteammates) {

	int i, j, k, numteammates, traveltime;
	char buf[MAX_INFO_STRING];
	static int maxclients;
	int traveltimes[MAX_CLIENTS];
	bot_goal_t *goal = NULL;

	if (gametype == GT_CTF || gametype == GT_1FCTF) {
		if (BotTeam(bs) == TEAM_RED)
			goal = &ctf_redflag;
		else
			goal = &ctf_blueflag;
	}
#ifdef MISSIONPACK
	else {
		if (BotTeam(bs) == TEAM_RED)
			goal = &redobelisk;
		else
			goal = &blueobelisk;
	}
#endif
	if (!maxclients)
		maxclients = trap_Cvar_VariableIntegerValue("sv_maxclients");

	numteammates = 0;
	for (i = 0; i < maxclients && i < MAX_CLIENTS; i++) {
		trap_GetConfigstring(CS_PLAYERS+i, buf, sizeof(buf));
		//if no config string or no name
		if (!strlen(buf) || !strlen(Info_ValueForKey(buf, "n"))) continue;
		//skip spectators
		if (atoi(Info_ValueForKey(buf, "t")) == TEAM_SPECTATOR) continue;
		//
		if (BotSameTeam(bs, i)) {
			//
			traveltime = BotClientTravelTimeToGoal(i, goal);
			//
			for (j = 0; j < numteammates; j++) {
				if (traveltime < traveltimes[j]) {
					for (k = numteammates; k > j; k--) {
						traveltimes[k] = traveltimes[k-1];
						teammates[k] = teammates[k-1];
					}
					break;
				}
			}
			traveltimes[j] = traveltime;
			teammates[j] = i;
			numteammates++;
			if (numteammates >= maxteammates) break;
		}
	}
	return numteammates;
}

/*
==================
BotSetTeamMateTaskPreference
==================
*/
void BotSetTeamMateTaskPreference(bot_state_t *bs, int teammate, int preference) {
	char teammatename[MAX_NETNAME];

	ctftaskpreferences[teammate].preference = preference;
	ClientName(teammate, teammatename, sizeof(teammatename));
	strcpy(ctftaskpreferences[teammate].name, teammatename);
}

/*
==================
BotGetTeamMateTaskPreference
==================
*/
int BotGetTeamMateTaskPreference(bot_state_t *bs, int teammate) {
	char teammatename[MAX_NETNAME];

	if (!ctftaskpreferences[teammate].preference) return 0;
	ClientName(teammate, teammatename, sizeof(teammatename));
	if (Q_stricmp(teammatename, ctftaskpreferences[teammate].name)) return 0;
	return ctftaskpreferences[teammate].preference;
}

/*
==================
BotSortTeamMatesByTaskPreference
==================
*/
int BotSortTeamMatesByTaskPreference(bot_state_t *bs, int *teammates, int numteammates) {
	int defenders[MAX_CLIENTS], numdefenders;
	int attackers[MAX_CLIENTS], numattackers;
	int roamers[MAX_CLIENTS], numroamers;
	int i, preference;

	numdefenders = numattackers = numroamers = 0;
	for (i = 0; i < numteammates; i++) {
		preference = BotGetTeamMateTaskPreference(bs, teammates[i]);
		if (preference & TEAMTP_DEFENDER) {
			defenders[numdefenders++] = teammates[i];
		}
		else if (preference & TEAMTP_ATTACKER) {
			attackers[numattackers++] = teammates[i];
		}
		else {
			roamers[numroamers++] = teammates[i];
		}
	}
	numteammates = 0;
	//defenders at the front of the list
	memcpy(&teammates[numteammates], defenders, numdefenders * sizeof(int));
	numteammates += numdefenders;
	//roamers in the middle
	memcpy(&teammates[numteammates], roamers, numroamers * sizeof(int));
	numteammates += numroamers;
	//attacker in the back of the list
	memcpy(&teammates[numteammates], attackers, numattackers * sizeof(int));
	numteammates += numattackers;

	return numteammates;
}

/*
==================
BotSayTeamOrders
==================
*/
void BotSayTeamOrderAlways(bot_state_t *bs, int toclient) {
	char teamchat[MAX_MESSAGE_SIZE];
	char buf[MAX_MESSAGE_SIZE];
	char name[MAX_NETNAME];

	//if the bot is talking to itself
	if (bs->client == toclient) {
		//don't show the message just put it in the console message queue
		trap_BotGetChatMessage(bs->cs, buf, sizeof(buf));
		ClientName(bs->client, name, sizeof(name));
		Com_sprintf(teamchat, sizeof(teamchat), EC"(%s"EC")"EC": %s", name, buf);
		trap_BotQueueConsoleMessage(bs->cs, CMS_CHAT, teamchat);
	}
	else {
		trap_BotEnterChat(bs->cs, toclient, CHAT_TELL);
	}
}

/*
==================
BotSayTeamOrders
==================
*/
void BotSayTeamOrder(bot_state_t *bs, int toclient) {
#ifdef MISSIONPACK
	// voice chats only
	char buf[MAX_MESSAGE_SIZE];

	trap_BotGetChatMessage(bs->cs, buf, sizeof(buf));
#else
	BotSayTeamOrderAlways(bs, toclient);
#endif
}

/*
==================
BotVoiceChat
==================
*/
void BotVoiceChat(bot_state_t *bs, int toclient, char *voicechat) {
#ifdef MISSIONPACK
	if (toclient == -1)
		// voice only say team
		trap_EA_Command(bs->client, va("vsay_team %s", voicechat));
	else
		// voice only tell single player
		trap_EA_Command(bs->client, va("vtell %d %s", toclient, voicechat));
#endif
}

/*
==================
BotVoiceChatOnly
==================
*/
void BotVoiceChatOnly(bot_state_t *bs, int toclient, char *voicechat) {
#ifdef MISSIONPACK
	if (toclient == -1)
		// voice only say team
		trap_EA_Command(bs->client, va("vosay_team %s", voicechat));
	else
		// voice only tell single player
		trap_EA_Command(bs->client, va("votell %d %s", toclient, voicechat));
#endif
}

/*
==================
BotSayVoiceTeamOrder
==================
*/
void BotSayVoiceTeamOrder(bot_state_t *bs, int toclient, char *voicechat) {
#ifdef MISSIONPACK
	BotVoiceChat(bs, toclient, voicechat);
#endif
}

/*
==================
BotCTFOrders
==================
*/
void BotCTFOrders_BothFlagsNotAtBase(bot_state_t *bs) {
	int numteammates, defenders, attackers, i, other;
	int teammates[MAX_CLIENTS];
	char name[MAX_NETNAME], carriername[MAX_NETNAME];

	numteammates = BotSortTeamMatesByBaseTravelTime(bs, teammates, sizeof(teammates));
	BotSortTeamMatesByTaskPreference(bs, teammates, numteammates);
	//different orders based on the number of team mates
	switch(bs->numteammates) {
		case 1: break;
		case 2:
		{
			//tell the one not carrying the flag to attack the enemy base
			if (teammates[0] != bs->flagcarrier) other = teammates[0];
			else other = teammates[1];
			ClientName(other, name, sizeof(name));
			BotAI_BotInitialChat(bs, "cmd_getflag", name, NULL);
			BotSayTeamOrder(bs, other);
			BotSayVoiceTeamOrder(bs, other, VOICECHAT_GETFLAG);
			break;
		}
		case 3:
		{
			//tell the one closest to the base not carrying the flag to accompany the flag carrier
			if (teammates[0] != bs->flagcarrier) other = teammates[0];
			else other = teammates[1];
			ClientName(other, name, sizeof(name));
			if ( bs->flagcarrier != -1 ) {
				ClientName(bs->flagcarrier, carriername, sizeof(carriername));
				if (bs->flagcarrier == bs->client) {
					BotAI_BotInitialChat(bs, "cmd_accompanyme", name, NULL);
					BotSayVoiceTeamOrder(bs, other, VOICECHAT_FOLLOWME);
				}
				else {
					BotAI_BotInitialChat(bs, "cmd_accompany", name, carriername, NULL);
					BotSayVoiceTeamOrder(bs, other, VOICECHAT_FOLLOWFLAGCARRIER);
				}
			}
			else {
				//
				BotAI_BotInitialChat(bs, "cmd_getflag", name, NULL);
				BotSayVoiceTeamOrder(bs, other, VOICECHAT_GETFLAG);
			}
			BotSayTeamOrder(bs, other);
			//tell the one furthest from the the base not carrying the flag to get the enemy flag
			if (teammates[2] != bs->flagcarrier) other = teammates[2];
			else other = teammates[1];
			ClientName(other, name, sizeof(name));
			BotAI_BotInitialChat(bs, "cmd_getflag", name, NULL);
			BotSayTeamOrder(bs, other);
			BotSayVoiceTeamOrder(bs, other, VOICECHAT_RETURNFLAG);
			break;
		}
		default:
		{
			defenders = (int) (float) numteammates * 0.4 + 0.5;
			if (defenders > 4) defenders = 4;
			attackers = (int) (float) numteammates * 0.5 + 0.5;
			if (attackers > 5) attackers = 5;
			if (bs->flagcarrier != -1) {
				ClientName(bs->flagcarrier, carriername, sizeof(carriername));
				for (i = 0; i < defenders; i++) {
					//