// kill_id is the object signature of the guy who got the credit for the kill (may be -1, if no one got it)
// this is to ensure that you don't also get an assist if you get the kill.
void scoring_eval_assists(ship *sp,int killer_sig, bool is_enemy_player)
{
	int idx;
	player *plr;
	float scoring_scale_by_damage = 1;	// percentage to scale the score by if we score based on the amount of damage caused
	int assist_score; 
	int net_player_num;
	float scoring_scale_factor;


	// multiplayer clients bail here
	if(MULTIPLAYER_CLIENT){
		return;
	}
		
	// evaluate each damage slot to see if it did enough to give the assis
	for(idx=0;idx<MAX_DAMAGE_SLOTS;idx++){
		// if this slot did enough damage to get an assist
		if(((sp->damage_ship[idx]/sp->total_damage_received) >= Assist_percentage) || (The_mission.ai_profile->flags & AIPF_ASSIST_SCORING_SCALES_WITH_DAMAGE)){
			// get the player which did this damage (if any)
			plr = NULL;
			
			// multiplayer
			if(Game_mode & GM_MULTIPLAYER){
				net_player_num = multi_find_player_by_signature(sp->damage_ship_id[idx]);
				if(net_player_num != -1){
					plr = Net_players[net_player_num].m_player;
				}
			}
			// single player
			else {
				if(Objects[Player->objnum].signature == sp->damage_ship_id[idx]){
					plr = Player;
				}
			}

			// if we found a player, give him the assist if he attacks it
			if ((plr != NULL) && (iff_x_attacks_y(Ships[Objects[plr->objnum].instance].team, sp->team)) && (killer_sig != Objects[plr->objnum].signature))
			{
				// player has to equal the threshold to get an assist
				if ((sp->damage_ship[idx]/sp->total_damage_received) >= Assist_percentage) {
					plr->stats.m_assists++;	
					nprintf(("Network","-==============GAVE PLAYER %s AN ASSIST=====================-\n",plr->callsign));
				}
				
				// Don't scale in TvT and dogfight
				if (is_enemy_player) {
					Assert(Game_mode & GM_MULTIPLAYER); 
					scoring_scale_factor = 1.0f;
				}
				else {
					scoring_scale_factor = scoring_get_scale_factor();
				}


				// maybe award assist points based on damage
				if (The_mission.ai_profile->flags & AIPF_ASSIST_SCORING_SCALES_WITH_DAMAGE) {
					scoring_scale_by_damage = (sp->damage_ship[idx]/sp->total_damage_received);
					assist_score = (int)(sp->score * scoring_scale_factor * scoring_scale_by_damage);
					plr->stats.m_score += assist_score;
				}
				// otherwise give the points based on the percentage in the mission file
				else {
					assist_score = (int)(sp->score * sp->assist_score_pct * scoring_scale_factor );
					plr->stats.m_score += assist_score;
				}

#ifdef SCORING_DEBUG

				// DEBUG CODE TO TEST NEW SCORING
				char score_text[1024] = "";
				sprintf(score_text, "SCORING : %s gets %d pts for getting an assist\n", plr->callsign, assist_score);							
				if (MULTIPLAYER_MASTER) {		
					send_game_chat_packet(Net_player, score_text, MULTI_MSG_ALL);								
				} 
				HUD_printf(score_text);
				mprintf ((score_text));
#endif
			}
		}
	}
}
//evaluate a kill on a weapon, right now this is only called on bombs. -Halleck
int scoring_eval_kill_on_weapon(object *weapon_obj, object *other_obj) {
	float max_damage_pct;		// the pct% of total damage the max damage object did
	int max_damage_index;		// the index into the dying ship's damage_ship[] array corresponding the greatest amount of damage
	int killer_sig;				// signature of the guy getting credit for the kill (or -1 if none)
	int idx,net_player_num;
	player *plr;					// pointer to a player struct if it was a player who got the kill
	net_player *net_plr = NULL;
	net_player *dead_plr = NULL;
	float scoring_scale_by_damage = 1;	// percentage to scale the killer's score by if we score based on the amount of damage caused
	int kill_score; 

	weapon *dead_wp;						// the weapon that was killed
	weapon_info *dead_wip;				// info on the weapon that was killed

	if((weapon_obj->instance < 0) || (weapon_obj->instance >= MAX_WEAPONS)){
		return -1;
	}
    
	dead_wp = &Weapons[weapon_obj->instance]; //assign the dead weapon
	dead_wip = &Weapon_info[dead_wp->weapon_info_index];

	// multiplayer clients bail here
	if(MULTIPLAYER_CLIENT){
		return -1;
	}

	// we don't evaluate kills on anything except weapons
	if(weapon_obj->type != OBJ_WEAPON){
		return -1;	
	}

	// we don't evaluate kills on anything except bombs, currently. -Halleck
	if(!(dead_wip->wi_flags & WIF_BOMB))  {
		return -1;
	}

	// clear out invalid damager ships
	for(idx=0; idx<MAX_DAMAGE_SLOTS; idx++){
		if((dead_wp->damage_ship_id[idx] >= 0) && (ship_get_by_signature(dead_wp->damage_ship_id[idx]) < 0)){
			dead_wp->damage_ship[idx] = 0.0f;
			dead_wp->damage_ship_id[idx] = -1;
		}
	}
			
	// determine which object did the most damage to the dying object, and how much damage that was
	max_damage_index = -1;
	for(idx=0;idx<MAX_DAMAGE_SLOTS;idx++){
		// bogus ship
		if(dead_wp->damage_ship_id[idx] < 0){
			continue;
		}

		// if this slot did more damage then the next highest slot
		if((max_damage_index == -1) || (dead_wp->damage_ship[idx] > dead_wp->damage_ship[max_damage_index])){
			max_damage_index = idx;
		}			
	}
	
	// doh
	if((max_damage_index < 0) || (max_damage_index >= MAX_DAMAGE_SLOTS)){
		return -1;
	}

	// the pct of total damage applied to this ship
	max_damage_pct = dead_wp->damage_ship[max_damage_index] / dead_wp->total_damage_received;
    
	CLAMP(max_damage_pct, 0.0f, 1.0f);

	// only evaluate if the max damage % is high enough to record a kill and it was done by a valid object
	if((max_damage_pct >= Kill_percentage) && (dead_wp->damage_ship_id[max_damage_index] >= 0)){
		// set killer_sig for this ship to the signature of the guy who gets credit for the kill
		killer_sig = dead_wp->damage_ship_id[max_damage_index];

		// set the scale value if we only award 100% score for 100% damage
		if (The_mission.ai_profile->flags & AIPF_KILL_SCORING_SCALES_WITH_DAMAGE) {
			scoring_scale_by_damage = max_damage_pct;
		}

		// null this out for now
		plr = NULL;
		net_plr = NULL;

		// get the player (whether single or multiplayer)
		net_player_num = -1;

		if(Game_mode & GM_MULTIPLAYER){
			net_player_num = multi_find_player_by_signature(killer_sig);
			if(net_player_num != -1){
				plr = Net_players[net_player_num].m_player;
				net_plr = &Net_players[net_player_num];
			}
		} else {
			if(Objects[Player->objnum].signature == killer_sig){
				plr = Player;
			}
		}		

		// if we found a valid player, evaluate some kill details
		if(plr != NULL){
			//int si_index;

			// bogus
			if((plr->objnum < 0) || (plr->objnum >= MAX_OBJECTS)){
				return -1;
			}			

			// get the ship info index of the ship type of this kill.  we need to take ship
			// copies into account here.
			//si_index = dead_wp->weapon_info_index;

			// if he killed a guy on his own team increment his bonehead kills
			if((Ships[Objects[plr->objnum].instance].team == dead_wp->team) && !MULTI_DOGFIGHT ){
				if (!(The_mission.flags & MISSION_FLAG_NO_TRAITOR)) {
					plr->stats.m_bonehead_kills++;
					kill_score = -(int)(dead_wip->score * scoring_get_scale_factor());
					plr->stats.m_score += kill_score;

					if(net_plr != NULL ) {
						multi_team_maybe_add_score(-(dead_wip->score), net_plr->p_info.team);
					}
				}
			} 
			// otherwise increment his valid kill count and score
			else {
				// dogfight mode
				if(MULTI_DOGFIGHT && (multi_find_player_by_object(weapon_obj) < 0)){
					// don't add a kill for dogfight kills on non-players
				} else {

					// bombs don't scale with difficulty at the moment. If we change this we want to *scoring_get_scale_factor() too
					kill_score = (int)(dead_wip->score * scoring_scale_by_damage);

					plr->stats.m_score += kill_score;  					
					hud_gauge_popup_start(HUD_KILLS_GAUGE);

#ifdef SCORING_DEBUG
					char kill_score_text[1024] = "";
					sprintf(kill_score_text, "SCORING : %s killed a ship worth %i points and gets %i pts for the kill", plr->callsign, dead_wip->score, kill_score);	
					if (MULTIPLAYER_MASTER) {
						send_game_chat_packet(Net_player, kill_score_text, MULTI_MSG_ALL);
					}
					HUD_printf(kill_score_text);
					mprintf((kill_score_text));
#endif

					// multiplayer
					if(net_plr != NULL){
						multi_team_maybe_add_score(dead_wip->score , net_plr->p_info.team);

						// award teammates % of score value for big ship kills
						// not in dogfight tho
						// and not if there is no assist threshold (as otherwise assists could get higher scores than kills)
						/* Below is N/A. -Halleck
						if (!(Netgame.type_flags & NG_TYPE_DOGFIGHT) && (Ship_info[dead_wp->ship_info_index].flags & (SIF_BIG_SHIP | SIF_HUGE_SHIP))) {
							for (idx=0; idx<MAX_PLAYERS; idx++) {
								if (MULTI_CONNECTED(Net_players[idx]) && (Net_players[idx].p_info.team == net_plr->p_info.team) && (&Net_players[idx] != net_plr)) {
									assist_score = (int)(dead_wip->score * The_mission.ai_profile->assist_award_percentage_scale[Game_skill_level]);
									Net_players[idx].m_player->stats.m_score += assist_score;

#ifdef SCORING_DEBUG
									// DEBUG CODE TO TEST NEW SCORING
									char score_text[1024] = "";
									sprintf(score_text, "SCORING : All team mates get %d pts for helping kill the capship", assist_score);
									send_game_chat_packet(Net_player, score_text, MULTI_MSG_ALL);
									HUD_printf(score_text);
									mprintf((score_text));
#endif
								}
							}
						}
						*/

						// death message
						if((Net_player != NULL) && (Net_player->flags & NETINFO_FLAG_AM_MASTER) && (net_plr != NULL) && (dead_plr != NULL) && (net_plr->m_player != NULL) && (dead_plr->m_player != NULL)){
							char dead_text[1024] = "";

							sprintf(dead_text, "%s gets the kill for %s", net_plr->m_player->callsign, dead_plr->m_player->callsign);							
							send_game_chat_packet(Net_player, dead_text, MULTI_MSG_ALL, NULL, NULL, 2);
							HUD_printf(dead_text);
						}
					}
				}
			}
				
			// increment his all-encompassing kills
			/*Not really a kill. -Halleck
			plr->stats.m_kills[si_index]++;
			plr->stats.m_kill_count++;			
			
			// update everyone on this guy's kills if this is multiplayer
			if(MULTIPLAYER_MASTER && (net_player_num != -1)){
				// send appropriate stats
				if(Netgame.type_flags & NG_TYPE_DOGFIGHT){
					// evaluate dogfight kills
					multi_df_eval_kill(&Net_players[net_player_num], weapon_obj);

					// update stats
					send_player_stats_block_packet(&Net_players[net_player_num], STATS_DOGFIGHT_KILLS);
				} else {
					send_player_stats_block_packet(&Net_players[net_player_num], STATS_MISSION_KILLS);
				}				
			}
			*/
		}
	} else {
		// set killer_sig for this ship to -1, indicating no one got the kill for it
		killer_sig = -1;
	}		
		
	// pass in the guy who got the credit for the kill (if any), so that he doesn't also
	// get credit for an assist
	/* TODO: ADD ASSIST CALC BACK IN. -Halleck
	scoring_eval_assists(dead_wp,killer_sig, is_enemy_player);	
	*/

#ifdef SCORING_DEBUG

	if (Game_mode & GM_MULTIPLAYER) {
		char buf[256];
		sprintf(Scoring_debug_text, "SCORING : %s killed.\nDamage by ship:\n\n", dead_wip->name);

		// show damage done by player
		for (int i=0; i<MAX_DAMAGE_SLOTS; i++) {
			int net_player_num = multi_find_player_by_signature(dead_wp->damage_ship_id[i]);
			if (net_player_num != -1) {
				plr = Net_players[net_player_num].m_player;
				sprintf(buf, "%s: %f", plr->callsign, dead_wp->damage_ship[i]);

				if (dead_wp->damage_ship_id[i] == killer_sig ) {
					strcat_s(buf, "  KILLER\n");
				} else {
					strcat_s(buf, "\n");
				}

				strcat_s(Scoring_debug_text, buf);	
			}
		}
		mprintf ((Scoring_debug_text)); 
	}
#endif

	return max_damage_index; 
}
Пример #3
0
//evaluate a kill on a weapon, right now this is only called on bombs. -Halleck
int scoring_eval_kill_on_weapon(object *weapon_obj, object *other_obj) {
	int killer_sig;				// signature of the guy getting credit for the kill (or -1 if none)
	int net_player_num;
	player *plr;					// pointer to a player struct if it was a player who got the kill
	net_player *net_plr = NULL;
	int kill_score; 

	// multiplayer clients bail here
	if(MULTIPLAYER_CLIENT){
		return -1;
	}

	// we don't evaluate kills on anything except weapons
	// also make sure there was a killer, and that it was a ship
	if((weapon_obj->type != OBJ_WEAPON) || (weapon_obj->instance < 0) || (weapon_obj->instance >= MAX_WEAPONS)
			|| (other_obj == nullptr) || (other_obj->type != OBJ_WEAPON) || (other_obj->instance < 0) || (other_obj->instance >= MAX_WEAPONS)
			|| (other_obj->parent == -1) || (Objects[other_obj->parent].type != OBJ_SHIP)) {
		return -1;
	}
    
	weapon *dead_wp = &Weapons[weapon_obj->instance];	// the weapon that was killed
	weapon_info *dead_wip = &Weapon_info[dead_wp->weapon_info_index];	// info on the weapon that was killed

	// we don't evaluate kills on anything except bombs, currently. -Halleck
	if(!(dead_wip->wi_flags & WIF_BOMB))  {
		return -1;
	}

	// set killer_sig for this weapon to the signature of the guy who gets credit for the kill
	killer_sig = Objects[other_obj->parent].signature;

	// only evaluate if the kill was done by a valid object
	if(killer_sig >= 0) {
		// null this out for now
		plr = NULL;
		net_plr = NULL;

		// get the player (whether single or multiplayer)
		net_player_num = -1;

		if(Game_mode & GM_MULTIPLAYER){
			net_player_num = multi_find_player_by_signature(killer_sig);
			if(net_player_num != -1){
				plr = Net_players[net_player_num].m_player;
				net_plr = &Net_players[net_player_num];
			}
		} else {
			if(Objects[Player->objnum].signature == killer_sig){
				plr = Player;
			}
		}

		// if we found a valid player, evaluate some kill details
		if(plr != NULL){
			// bogus
			if((plr->objnum < 0) || (plr->objnum >= MAX_OBJECTS)){
				return -1;
			}

			// if he killed a bomb on his own team increment his bonehead kills
			if((Ships[Objects[plr->objnum].instance].team == dead_wp->team) && !MULTI_DOGFIGHT ){
				if (!(The_mission.flags & MISSION_FLAG_NO_TRAITOR)) {
					plr->stats.m_bonehead_kills++;
					kill_score = -(int)(dead_wip->score * scoring_get_scale_factor());
					plr->stats.m_score += kill_score;

					if(net_plr != NULL ) {
						multi_team_maybe_add_score(-(dead_wip->score), net_plr->p_info.team);
					}
				}
			} 
			// otherwise increment his valid kill count and score
			else {
				// dogfight mode
				if(MULTI_DOGFIGHT && (multi_find_player_by_object(weapon_obj) < 0)){
					// don't add a kill for dogfight kills on non-players
				} else {

					// bombs don't scale with difficulty at the moment. If we change this we want to *scoring_get_scale_factor()
					kill_score = dead_wip->score;

					plr->stats.m_score += kill_score;  					
					hud_gauge_popup_start(HUD_KILLS_GAUGE);

#ifdef SCORING_DEBUG
					char kill_score_text[1024] = "";
					sprintf(kill_score_text, "SCORING : %s killed a bomb worth %i points and gets %i pts for the kill", plr->callsign, dead_wip->score, kill_score);	
					if (MULTIPLAYER_MASTER) {
						send_game_chat_packet(Net_player, kill_score_text, MULTI_MSG_ALL);
					}
					HUD_printf(kill_score_text);
					mprintf((kill_score_text));
#endif

					// multiplayer
					if(net_plr != NULL){
						multi_team_maybe_add_score(dead_wip->score , net_plr->p_info.team);
					}
				}
			}
		}
	}

#ifdef SCORING_DEBUG

	if (Game_mode & GM_MULTIPLAYER) {
		sprintf(Scoring_debug_text, "SCORING : %s killed.\nKilled by player:\n", dead_wip->name);

		int net_player_num = multi_find_player_by_signature(killer_sig);
		if (net_player_num != -1) {
			plr = Net_players[net_player_num].m_player;
			char buf[256];
			sprintf(buf, "    %s\n", plr->callsign);

			strcat_s(Scoring_debug_text, buf);
		}
		mprintf ((Scoring_debug_text)); 
	}
#endif

	return killer_sig; 
}