g_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
===========================================================================
*/
//

#include "g_local.h"


typedef struct teamgame_s {
	float			last_flag_capture;
	int				last_capture_team;
	flagStatus_t	redStatus;	// CTF
	flagStatus_t	blueStatus;	// CTF
	flagStatus_t	flagStatus;	// One Flag CTF
	int				redTakenTime;
	int				blueTakenTime;
	int				redObeliskAttackedTime;
	int				blueObeliskAttackedTime;
} teamgame_t;

teamgame_t teamgame;

gentity_t	*neutralObelisk;

void Team_SetFlagStatus( int team, flagStatus_t status );

void Team_InitGame( void ) {
	memset(&teamgame, 0, sizeof teamgame);

	switch( g_gametype.integer ) {
	case GT_CTF:
		teamgame.redStatus = teamgame.blueStatus = -1; // Invalid to force update
		Team_SetFlagStatus( TEAM_RED, FLAG_ATBASE );
		Team_SetFlagStatus( TEAM_BLUE, FLAG_ATBASE );
		break;
#ifdef MISSIONPACK
	case GT_1FCTF:
		teamgame.flagStatus = -1; // Invalid to force update
		Team_SetFlagStatus( TEAM_FREE, FLAG_ATBASE );
		break;
#endif
	default:
		break;
	}
}

int OtherTeam(int team) {
	if (team==TEAM_RED)
		return TEAM_BLUE;
	else if (team==TEAM_BLUE)
		return TEAM_RED;
	return team;
}

const char *TeamName(int team)  {
	if (team==TEAM_RED)
		return "RED";
	else if (team==TEAM_BLUE)
		return "BLUE";
	else if (team==TEAM_SPECTATOR)
		return "SPECTATOR";
	return "FREE";
}

const char *OtherTeamName(int team) {
	if (team==TEAM_RED)
		return "BLUE";
	else if (team==TEAM_BLUE)
		return "RED";
	else if (team==TEAM_SPECTATOR)
		return "SPECTATOR";
	return "FREE";
}

const char *TeamColorString(int team) {
	if (team==TEAM_RED)
		return S_COLOR_RED;
	else if (team==TEAM_BLUE)
		return S_COLOR_BLUE;
	else if (team==TEAM_SPECTATOR)
		return S_COLOR_YELLOW;
	return S_COLOR_WHITE;
}

// NULL for everyone
void QDECL PrintMsg( gentity_t *ent, const char *fmt, ... ) {
	char		msg[1024];
	va_list		argptr;
	char		*p;
	
	va_start (argptr,fmt);
	if (vsprintf (msg, fmt, argptr) > sizeof(msg)) {
		G_Error ( "PrintMsg overrun" );
	}
	va_end (argptr);

	// double quotes are bad
	while ((p = strchr(msg, '"')) != NULL)
		*p = '\'';

	trap_SendServerCommand ( ( (ent == NULL) ? -1 : ent-g_entities ), va("print \"%s\"", msg ));
}

/*
==============
AddTeamScore

 used for gametype > GT_TEAM
 for gametype GT_TEAM the level.teamScores is updated in AddScore in g_combat.c
==============
*/
void AddTeamScore(vec3_t origin, int team, int score) {
	gentity_t	*te;

	te = G_TempEntity(origin, EV_GLOBAL_TEAM_SOUND );
	te->r.svFlags |= SVF_BROADCAST;

	if ( team == TEAM_RED ) {
		if ( level.teamScores[ TEAM_RED ] + score == level.teamScores[ TEAM_BLUE ] ) {
			//teams are tied sound
			te->s.eventParm = GTS_TEAMS_ARE_TIED;
		}
		else if ( level.teamScores[ TEAM_RED ] <= level.teamScores[ TEAM_BLUE ] &&
					level.teamScores[ TEAM_RED ] + score > level.teamScores[ TEAM_BLUE ]) {
			// red took the lead sound
			te->s.eventParm = GTS_REDTEAM_TOOK_LEAD;
		}
		else {
			// red scored sound
			te->s.eventParm = GTS_REDTEAM_SCORED;
		}
	}
	else {
		if ( level.teamScores[ TEAM_BLUE ] + score == level.teamScores[ TEAM_RED ] ) {
			//teams are tied sound
			te->s.eventParm = GTS_TEAMS_ARE_TIED;
		}
		else if ( level.teamScores[ TEAM_BLUE ] <= level.teamScores[ TEAM_RED ] &&
					level.teamScores[ TEAM_BLUE ] + score > level.teamScores[ TEAM_RED ]) {
			// blue took the lead sound
			te->s.eventParm = GTS_BLUETEAM_TOOK_LEAD;
		}
		else {
			// blue scored sound
			te->s.eventParm = GTS_BLUETEAM_SCORED;
		}
	}
	level.teamScores[ team ] += score;
}

/*
==============
OnSameTeam
==============
*/
qboolean OnSameTeam( gentity_t *ent1, gentity_t *ent2 ) {
	if ( !ent1->client || !ent2->client ) {
		return qfalse;
	}

	if ( g_gametype.integer < GT_TEAM ) {
		return qfalse;
	}

	if ( ent1->client->sess.sessionTeam == ent2->client->sess.sessionTeam ) {
		return qtrue;
	}

	return qfalse;
}


static char ctfFlagStatusRemap[] = { '0', '1', '*', '*', '2' };
static char oneFlagStatusRemap[] = { '0', '1', '2', '3', '4' };

void Team_SetFlagStatus( int team, flagStatus_t status ) {
	qboolean modified = qfalse;

	switch( team ) {
	case TEAM_RED:	// CTF
		if( teamgame.redStatus != status ) {
			teamgame.redStatus = status;
			modified = qtrue;
		}
		break;

	case TEAM_BLUE:	// CTF
		if( teamgame.blueStatus != status ) {
			teamgame.blueStatus = status;
			modified = qtrue;
		}
		break;

	case TEAM_FREE:	// One Flag CTF
		if( teamgame.flagStatus != status ) {
			teamgame.flagStatus = status;
			modified = qtrue;
		}
		break;
	}

	if( modified ) {
		char st[4];

		if( g_gametype.integer == GT_CTF ) {
			st[0] = ctfFlagStatusRemap[teamgame.redStatus];
			st[1] = ctfFlagStatusRemap[teamgame.blueStatus];
			st[2] = 0;
		}
		else {		// GT_1FCTF
			st[0] = oneFlagStatusRemap[teamgame.flagStatus];
			st[1] = 0;
		}

		trap_SetConfigstring( CS_FLAGSTATUS, st );
	}
}

void Team_CheckDroppedItem( gentity_t *dropped ) {
	if( dropped->item->giTag == PW_REDFLAG ) {
		Team_SetFlagStatus( TEAM_RED, FLAG_DROPPED );
	}
	else if( dropped->item->giTag == PW_BLUEFLAG ) {
		Team_SetFlagStatus( TEAM_BLUE, FLAG_DROPPED );
	}
	else if( dropped->item->giTag == PW_NEUTRALFLAG ) {
		Team_SetFlagStatus( TEAM_FREE, FLAG_DROPPED );
	}
}

/*
================
Team_ForceGesture
================
*/
void Team_ForceGesture(int team) {
	int i;
	gentity_t *ent;

	for (i = 0; i < MAX_CLIENTS; i++) {
		ent = &g_entities[i];
		if (!ent->inuse)
			continue;
		if (!ent->client)
			continue;
		if (ent->client->sess.sessionTeam != team)
			continue;
		//
		ent->flags |= FL_FORCE_GESTURE;
	}
}

/*
================
Team_FragBonuses

Calculate the bonuses for flag defense, flag carrier defense, etc.
Note that bonuses are not cumulative.  You get one, they are in importance
order.
================
*/
void Team_FragBonuses(gentity_t *targ, gentity_t *inflictor, gentity_t *attacker)
{
	int i;
	gentity_t *ent;
	int flag_pw, enemy_flag_pw;
	int otherteam;
	int tokens;
	gentity_t *flag, *carrier = NULL;
	char *c;
	vec3_t v1, v2;
	int team;

	// no bonus for fragging yourself or team mates
	if (!targ->client || !attacker->client || targ == attacker || OnSameTeam(targ, attacker))
		return;

	team = targ->client->sess.sessionTeam;
	otherteam = OtherTeam(targ->client->sess.sessionTeam);
	if (otherteam < 0)
		return; // whoever died isn't on a team

	// same team, if the flag at base, check to he has the enemy flag
	if (team == TEAM_RED) {
		flag_pw = PW_REDFLAG;
		enemy_flag_pw = PW_BLUEFLAG;
	} else {
		flag_pw = PW_BLUEFLAG;
		enemy_flag_pw = PW_REDFLAG;
	}

	if (g_gametype.integer == GT_1FCTF) {
		enemy_flag_pw = PW_NEUTRALFLAG;
	} 

	// did the attacker frag the flag carrier?
	tokens = 0;
#ifdef MISSIONPACK
	if( g_gametype.integer == GT_HARVESTER ) {
		tokens = targ->client->ps.generic1;
	}
#endif
	if (targ->client->ps.powerups[enemy_flag_pw]) {
		attacker->client->pers.teamState.lastfraggedcarrier = level.time;
		AddScore(attacker, targ->r.currentOrigin, CTF_FRAG_CARRIER_BONUS);
		attacker->client->pers.teamState.fragcarrier++;
		PrintMsg(NULL, "%s" S_COLOR_WHITE " fragged %s's flag carrier!\n",
			attacker->client->pers.netname, TeamName(team));

		// the target had the flag, clear the hurt carrier
		// field on the other team
		for (i = 0; i < g_maxclients.integer; i++) {
			ent = g_entities + i;
			if (ent->inuse && ent->client->sess.sessionTeam == otherteam)
				ent->client->pers.teamState.lasthurtcarrier = 0;
		}
		return;
	}

	// did the attacker frag a head carrier? other->client->ps.generic1
	if (tokens) {
		attacker->client->pers.teamState.lastfraggedcarrier = level.time;
		AddScore(attacker, targ->r.currentOrigin, CTF_FRAG_CARRIER_BONUS * tokens * tokens);
		attacker->client->pers.teamState.fragcarrier++;
		PrintMsg(NULL, "%s" S_COLOR_WHITE " fragged %s's skull carrier!\n",
			attacker->client->pers.netname, TeamName(team));

		// the target had the flag, clear the hurt carrier
		// field on the other team
		for (i = 0; i < g_maxclients.integer; i++) {
			ent = g_entities + i;
			if (ent->inuse && ent->client->sess.sessionTeam == otherteam)
				ent->client->pers.teamState.lasthurtcarrier = 0;
		}
		return;
	}

	if (targ->client->pers.teamState.lasthurtcarrier &&
		level.time - targ->client->pers.teamState.lasthurtcarrier < CTF_CARRIER_DANGER_PROTECT_TIMEOUT &&
		!attacker->client->ps.powerups[flag_pw]) {
		// attacker is on the same team as the flag carrier and
		// fragged a guy who hurt our flag carrier
		AddScore(attacker, targ->r.currentOrigin, CTF_CARRIER_DANGER_PROTECT_BONUS);

		attacker->client->pers.teamState.carrierdefense++;
		targ->client->pers.teamState.lasthurtcarrier = 0;

		attacker->client->ps.persistant[PERS_DEFEND_COUNT]++;
		team = attacker->client->sess.sessionTeam;
		// add the sprite over the player's head
		attacker->client->ps.eFlags &= ~(EF_AWARD_IMPRESSIVE | EF_AWARD_EXCELLENT | EF_AWARD_GAUNTLET | EF_AWARD_ASSIST | EF_AWARD_DEFEND | EF_AWARD_CAP );
		attacker->client->ps.eFlags |= EF_AWARD_DEFEND;
		attacker->client->rewardTime = level.time + REWARD_SPRITE_TIME;

		return;
	}

	if (targ->client->pers.teamState.lasthurtcarrier &&
		level.time - targ->client->pers.teamState.lasthurtcarrier < CTF_CARRIER_DANGER_PROTECT_TIMEOUT) {
		// attacker is on the same team as the skull carrier and
		AddScore(attacker, targ->r.currentOrigin, CTF_CARRIER_DANGER_PROTECT_BONUS);

		attacker->client->pers.teamState.carrierdefense++;
		targ->client->pers.teamState.lasthurtcarrier = 0;

		attacker->client->ps.persistant[PERS_DEFEND_COUNT]++;
		team = attacker->client->sess.sessionTeam;
		// add the sprite over the player's head
		attacker->client->ps.eFlags &= ~(EF_AWARD_IMPRESSIVE | EF_AWARD_EXCELLENT | EF_AWARD_GAUNTLET | EF_AWARD_ASSIST | EF_AWARD_DEFEND | EF_AWARD_CAP );
		attacker->client->ps.eFlags |= EF_AWARD_DEFEND;
		attacker->client->rewardTime = level.time + REWARD_SPRITE_TIME;

		return;
	}

	// flag and flag carrier area defense bonuses

	// we have to find the flag and carrier entities

#ifdef MISSIONPACK	
	if( g_gametype.integer == GT_OBELISK ) {
		// find the team obelisk
		switch (attacker->client->sess.sessionTeam) {
		case TEAM_RED:
			c = "team_redobelisk";
			break;
		case TEAM_BLUE:
			c = "team_blueobelisk";
			break;		
		default:
			return;
		}
		
	} else if (g_gametype.integer == GT_HARVESTER ) {
		// find the center obelisk
		c = "team_neutralobelisk";
	} else {
#endif
	// find the flag
	switch (attacker->client->sess.sessionTeam) {
	case TEAM_RED:
		c = "team_CTF_redflag";
		break;
	case TEAM_BLUE:
		c = "team_CTF_blueflag";
		break;		
	default:
		return;
	}
	// find attacker's team's flag carrier
	for (i = 0; i < g_maxclients.integer; i++) {
		carrier = g_entities + i;
		if (carrier->inuse && carrier->client->ps.powerups[flag_pw])
			break;
		carrier = NULL;
	}
#ifdef MISSIONPACK
	}
#endif
	flag = NULL;
	while ((flag = G_Find (flag, FOFS(classname), c)) != NULL) {
		if (!(flag->flags & FL_DROPPED_ITEM))
			break;
	}

	if (!flag)
		return; // can't find attacker's flag

	// ok we have the attackers flag and a pointer to the carrier

	// check to see if we are defending the base's flag
	VectorSubtract(targ->r.currentOrigin, flag->r.currentOrigin, v1);
	VectorSubtract(attacker->r.currentOrigin, flag->r.currentOrigin, v2);

	if ( ( ( VectorLength(v1) < CTF_TARGET_PROTECT_RADIUS &&
		trap_InPVS(flag->r.currentOrigin, targ->r.currentOrigin ) ) ||
		( VectorLength(v2) < CTF_TARGET_PROTECT_RADIUS &&
		trap_InPVS(flag->r.currentOrigin, attacker->r.currentOrigin ) ) ) &&
		attacker->client->sess.sessionTeam != targ->client->sess.sessionTeam) {

		// we defended the base flag
		AddScore(attacker, targ->r.currentOrigin, CTF_FLAG_DEFENSE_BONUS);
		attacker->client->pers.teamState.basedefense++;

		attacker->client->ps.persistant[PERS_DEFEND_COUNT]++;
		// add the sprite over the player's head
		attacker->client->ps.eFlags &= ~(EF_AWARD_IMPRESSIVE | EF_AWARD_EXCELLENT | EF_AWARD_GAUNTLET | EF_AWARD_ASSIST | EF_AWARD_DEFEND | EF_AWARD_CAP );
		attacker->client->ps.eFlags |= EF_AWARD_DEFEND;
		attacker->client->rewardTime = level.time + REWARD_SPRITE_TIME;

		return;
	}

	if (carrier && carrier != attacker) {
		VectorSubtract(targ->r.currentOrigin, carrier->r.currentOrigin, v1);
		VectorSubtract(attacker->r.currentOrigin, carrier->r.currentOrigin, v1);

		if ( ( ( VectorLength(v1) < CTF_ATTACKER_PROTECT_RADIUS &&
			trap_InPVS(carrier->r.currentOrigin, targ->r.currentOrigin ) ) ||
			( VectorLength(v2) < CTF_ATTACKER_PROTECT_RADIUS &&
				trap_InPVS(carrier->r.currentOrigin, attacker->r.currentOrigin ) ) ) &&
			attacker->client->sess.sessionTeam != targ->client->sess.sessionTeam) {
			AddScore(attacker, targ->r.currentOrigin, CTF_CARRIER_PROTECT_BONUS);
			attacker->client->pers.teamState.carrierdefense++;

			attacker->client->ps.persistant[PERS_DEFEND_COUNT]++;
			// add the sprite over the player's head
			attacker->client->ps.eFlags &= ~(EF_AWARD_IMPRESSIVE | EF_AWARD_EXCELLENT | EF_AWARD_GAUNTLET | EF_AWARD_ASSIST | EF_AWARD_DEFEND | EF_AWARD_CAP );
			attacker->client->ps.eFlags |= EF_AWARD_DEFEND;
			attacker->client->rewardTime = level.time + REWARD_SPRITE_TIME;

			return;
		}
	}
}

/*