fs2open.github.com/code/stats/scoring.cpp

/*
 * Copyright (C) Volition, Inc. 1999.  All rights reserved.
 *
 * All source code herein is the property of Volition, Inc. You may not sell 
 * or otherwise commercially exploit the source or things you created based on the 
 * source.
 *
*/




#include "ai/ai_profiles.h"
#include "debugconsole/console.h"
#include "freespace.h"
#include "hud/hud.h"
#include "hud/hudmessage.h"
#include "iff_defs/iff_defs.h"
#include "localization/localize.h"
#include "mission/missionparse.h"
#include "network/multi.h"
#include "network/multi_dogfight.h"
#include "network/multi_pmsg.h"
#include "network/multi_team.h"
#include "network/multimsgs.h"
#include "network/multiutil.h"
#include "object/object.h"
#include "parse/parselo.h"
#include "pilotfile/pilotfile.h"
#include "playerman/player.h"
#include "ship/ship.h"
#include "stats/medals.h"
#include "stats/scoring.h"
#include "weapon/weapon.h"

/*
// uncomment to get extra debug messages when a player scores
#define SCORING_DEBUG
*/
// what percent of points of total damage to a ship a player has to have done to get an assist (or a kill) when it is killed
float Kill_percentage = 0.30f;
float Assist_percentage = 0.15f;

// these tables are overwritten with the values from rank.tbl
rank_stuff Ranks[NUM_RANKS];

// scoring scale factors by skill level
float Scoring_scale_factors[NUM_SKILL_LEVELS] = {
	0.2f,					// very easy
	0.4f,					// easy
	0.7f,					// medium
	1.0f,					// hard
	1.25f					// insane
};

void scoreing_close();

void parse_rank_tbl()
{
	atexit(scoreing_close);
	char buf[MULTITEXT_LENGTH];
	int idx, persona;

	try
	{
		read_file_text("rank.tbl", CF_TYPE_TABLES);
		reset_parse();

		// parse in all the rank names
		idx = 0;
		skip_to_string("[RANK NAMES]");
		ignore_white_space();
		while (required_string_either("#End", "$Name:")) {
			Assert(idx < NUM_RANKS);
			required_string("$Name:");
			stuff_string(Ranks[idx].name, F_NAME, NAME_LENGTH);
			required_string("$Points:");
			stuff_int(&Ranks[idx].points);
			required_string("$Bitmap:");
			stuff_string(Ranks[idx].bitmap, F_NAME, MAX_FILENAME_LEN);
			required_string("$Promotion Voice Base:");
			stuff_string(Ranks[idx].promotion_voice_base, F_NAME, MAX_FILENAME_LEN);
			while (check_for_string("$Promotion Text:")) {
				required_string("$Promotion Text:");
				stuff_string(buf, F_MULTITEXT, sizeof(buf));
				drop_white_space(buf);
				compact_multitext_string(buf);
				persona = -1;
				if (optional_string("+Persona:")) {
					stuff_int(&persona);
					if (persona < 0) {
						Warning(LOCATION, "Debriefing text for %s rank is assigned to an invalid persona: %i (must be 0 or greater).\n", Ranks[idx].name, persona);
						continue;
					}
				}
				Ranks[idx].promotion_text[persona] = vm_strdup(buf);
			}
			if (Ranks[idx].promotion_text.find(-1) == Ranks[idx].promotion_text.end()) {
				Warning(LOCATION, "%s rank is missing default debriefing text.\n", Ranks[idx].name);
				Ranks[idx].promotion_text[-1] = "";
			}
			idx++;
		}

		required_string("#End");

		// be sure that all rank points are in order
#ifndef NDEBUG
		for (idx = 0; idx < NUM_RANKS - 1; idx++) {
			if (Ranks[idx].points >= Ranks[idx + 1].points)
				Int3();
		}
#endif
	}
	catch (const parse::ParseException& e)
	{
		mprintf(("TABLES: Unable to parse '%s'!  Error message = %s.\n", "rank.tbl", e.what()));
		return;
	}
}

// initialize a nice blank scoring element
void scoring_struct::init()
{
	flags = 0;
	score = 0;
	rank = RANK_ENSIGN;

	medal_counts.assign(Num_medals, 0);

	memset(kills, 0, MAX_SHIP_CLASSES * sizeof(int));
	assists = 0;
	kill_count = 0;
	kill_count_ok = 0;
	p_shots_fired = 0;
	s_shots_fired = 0;

	p_shots_hit = 0;
	s_shots_hit = 0;

	p_bonehead_hits = 0;
	s_bonehead_hits = 0;
	bonehead_kills = 0;

	missions_flown = 0;
	flight_time = 0;
	last_flown = 0;
	last_backup = 0;

	m_medal_earned = -1;		// hasn't earned a medal yet
	m_promotion_earned = -1;
	m_badge_earned.clear();

	m_score = 0;
	memset(m_kills, 0, MAX_SHIP_CLASSES * sizeof(int));
	memset(m_okKills, 0, MAX_SHIP_CLASSES * sizeof(int));
	m_kill_count = 0;
	m_kill_count_ok = 0;
	m_assists = 0;
	mp_shots_fired = 0;
	ms_shots_fired = 0;
	mp_shots_hit = 0;
	ms_shots_hit = 0;
	mp_bonehead_hits = 0;
	ms_bonehead_hits = 0;
	m_bonehead_kills = 0;
	m_player_deaths = 0;

	memset(m_dogfight_kills, 0, MAX_PLAYERS * sizeof(int));
}

// clone someone else's scoring element
void scoring_struct::assign(const scoring_struct &s)
{
	flags = s.flags;
	score = s.score;
	rank = s.rank;

	medal_counts.assign(s.medal_counts.begin(), s.medal_counts.end());

	memcpy(kills, s.kills, MAX_SHIP_CLASSES * sizeof(int));
	assists = s.assists;
	kill_count = s.kill_count;
	kill_count_ok = s.kill_count_ok;
	p_shots_fired = s.p_shots_fired;
	s_shots_fired = s.s_shots_fired;

	p_shots_hit = s.p_shots_hit;
	s_shots_hit = s.s_shots_hit;

	p_bonehead_hits = s.p_bonehead_hits;
	s_bonehead_hits = s.s_bonehead_hits;
	bonehead_kills = s.bonehead_kills;

	missions_flown = s.missions_flown;
	flight_time = s.flight_time;
	last_flown = s.last_flown;
	last_backup = s.last_backup;

	m_medal_earned = s.m_medal_earned;
	m_promotion_earned = s.m_promotion_earned;
	m_badge_earned = s.m_badge_earned;

	m_score = s.m_score;
	memcpy(m_kills, s.m_kills, MAX_SHIP_CLASSES * sizeof(int));
	memcpy(m_okKills, s.m_okKills, MAX_SHIP_CLASSES * sizeof(int));
	m_kill_count = s.m_kill_count;
	m_kill_count_ok = s.m_kill_count_ok;
	m_assists = s.m_assists;
	mp_shots_fired = s.mp_shots_fired;
	ms_shots_fired = s.ms_shots_fired;
	mp_shots_hit = s.mp_shots_hit;
	ms_shots_hit = s.ms_shots_hit;
	mp_bonehead_hits = s.mp_bonehead_hits;
	ms_bonehead_hits = s.ms_bonehead_hits;
	m_bonehead_kills = s.m_bonehead_kills;
	m_player_deaths = s.m_player_deaths;

	memcpy(m_dogfight_kills, s.m_dogfight_kills, MAX_PLAYERS * sizeof(int));
}

// initialize the Player's mission-based stats before he goes into a mission
void scoring_level_init( scoring_struct *scp )
{
	scp->m_medal_earned = -1;		// hasn't earned a medal yet
	scp->m_promotion_earned = -1;
	scp->m_badge_earned.clear();
	scp->m_score = 0;
	scp->m_assists = 0;
	scp->mp_shots_fired = 0;
	scp->mp_shots_hit = 0;
	scp->ms_shots_fired = 0;
	scp->ms_shots_hit = 0;

	scp->mp_bonehead_hits=0;
	scp->ms_bonehead_hits=0;
	scp->m_bonehead_kills=0;

	memset(scp->m_kills, 0, MAX_SHIP_CLASSES * sizeof(int));
	memset(scp->m_okKills, 0, MAX_SHIP_CLASSES * sizeof(int));

	scp->m_kill_count = 0;
	scp->m_kill_count_ok = 0;
	
	scp->m_player_deaths = 0;

	memset(scp->m_dogfight_kills, 0, MAX_PLAYERS * sizeof(int));

	if (The_mission.ai_profile != NULL) {
		Kill_percentage = The_mission.ai_profile->kill_percentage_scale[Game_skill_level];
		Assist_percentage = The_mission.ai_profile->assist_percentage_scale[Game_skill_level];
	} else {
		Kill_percentage = 0.30f;
		Assist_percentage = 0.15f;
	}
}

void scoring_eval_rank( scoring_struct *sc )
{
	int i, score, new_rank, old_rank;

	old_rank = sc->rank;
	new_rank = old_rank;

	// first check to see if the promotion flag is set -- if so, return the new rank
	if ( Player->flags & PLAYER_FLAGS_PROMOTED ) {
	
		// if the player does indeed get promoted, we should change his mission score
		// to reflect the difference between all time and new rank score
		if ( old_rank < MAX_FREESPACE2_RANK ) {
			new_rank++;
			if ( (sc->m_score + sc->score) < Ranks[new_rank].points )
				sc->m_score = (Ranks[new_rank].points - sc->score);
		}
	} else {
		// we get here only if player wasn't promoted automatically.
		// it is possible to get a negative mission score but that will
		// never result in a degradation
		score = sc->m_score + sc->score;
		for (i=old_rank + 1; i<NUM_RANKS; i++) {
			if ( score >= Ranks[i].points )
				new_rank = i;
		}
	}

	// if the ranks do not match, then "grant" the new rank
	if ( old_rank != new_rank ) {
		Assert( new_rank >= 0 );
		sc->m_promotion_earned = new_rank;
		sc->rank = new_rank;
	}
}

// function to evaluate whether or not a new badge is going to be awarded.  This function returns
// which medal is awarded.
void scoring_eval_badges(scoring_struct *sc)
{
	int total_kills;

	// to determine badges, we count kills based on fighter/bomber types.  We must count kills in
	// all time stats + current mission stats.  And, only for enemy fighters/bombers
	total_kills = 0;
    for (auto it = Ship_info.cbegin(); it != Ship_info.cend(); ++it) {
        if (it->is_fighter_bomber()) {
            auto i = std::distance(Ship_info.cbegin(), it);
            total_kills += sc->m_okKills[i];
            total_kills += sc->kills[i];
        }
    }

	// total_kills should now reflect the number of kills on hostile fighters/bombers.  Check this number
	// against badge kill numbers, and award the appropriate badges as neccessary.
	int last_badge_kills = 0;
	for (auto i = 0; i < Num_medals; i++ ) {
		if ( total_kills >= Medals[i].kills_needed
			&& Medals[i].kills_needed > last_badge_kills
			&& Medals[i].kills_needed > 0 )
		{
			last_badge_kills = Medals[i].kills_needed;
			if (sc->medal_counts[i] < 1) {
				sc->medal_counts[i] = 1;
				sc->m_badge_earned.push_back(i);
			}
		}
	}
}

// central point for dealing with accepting the score for a misison.
void scoring_do_accept(scoring_struct *score)
{
	int idx;

	// do rank, badges, and medals first since they require the alltime stuff
	// to not be updated yet.	

	// do medal stuff
	if ( score->m_medal_earned != -1 ){
		score->medal_counts[score->m_medal_earned]++;
	}

	// return when in training mission.  We can grant a medal in training, but don't
	// want to calculate any other statistics.
	if (The_mission.game_type == MISSION_TYPE_TRAINING){
		return;
	}	

	scoring_eval_rank(score);
	scoring_eval_badges(score);

	score->kill_count += score->m_kill_count;
	score->kill_count_ok += score->m_kill_count_ok;

	score->score += score->m_score;
	score->assists += score->m_assists;
	score->p_shots_fired += score->mp_shots_fired;
	score->s_shots_fired += score->ms_shots_fired;

	score->p_shots_hit += score->mp_shots_hit;
	score->s_shots_hit += score->ms_shots_hit;

	score->p_bonehead_hits += score->mp_bonehead_hits;
	score->s_bonehead_hits += score->ms_bonehead_hits;
	score->bonehead_kills += score->m_bonehead_kills;

	for(idx=0;idx<MAX_SHIP_CLASSES;idx++){
		score->kills[idx] = (int)(score->kills[idx] + score->m_okKills[idx]);
	}

	// add in mission time
	score->flight_time += (unsigned int)f2fl(Missiontime);
	score->last_backup = score->last_flown;
	score->last_flown = (_fs_time_t)time(NULL);
	score->missions_flown++;
}

// backout the score for a mission.  This function gets called when the player chooses to refly a misison
// after debriefing
void scoring_backout_accept( scoring_struct *score )
{
	int idx;

	// if a badge was earned, take it back
	if ( score->m_badge_earned.size() ){
		for (size_t medal = 0; medal < score->m_badge_earned.size(); medal++) {
			score->medal_counts[score->m_badge_earned[medal]] = 0;
		}
	}

	// return when in training mission.  We can grant a medal in training, but don't
	// want to calculate any other statistics.
	if (The_mission.game_type == MISSION_TYPE_TRAINING){
		return;
	}

	score->kill_count -= score->m_kill_count;
	score->kill_count_ok -= score->m_kill_count_ok;

	score->score -= score->m_score;
	score->assists -= score->m_assists;
	score->p_shots_fired -= score->mp_shots_fired;
	score->s_shots_fired -= score->ms_shots_fired;

	score->p_shots_hit -= score->mp_shots_hit;
	score->s_shots_hit -= score->ms_shots_hit;

	score->p_bonehead_hits -= score->mp_bonehead_hits;
	score->s_bonehead_hits -= score->ms_bonehead_hits;
	score->bonehead_kills -= score->m_bonehead_kills;

	for(idx=0;idx<MAX_SHIP_CLASSES;idx++){
		score->kills[idx] = (unsigned short)(score->kills[idx] - score->m_okKills[idx]);
	}

	// if the player was given a medal, take it back
	if ( score->m_medal_earned != -1 ) {
		score->medal_counts[score->m_medal_earned]--;
		Assert( score->medal_counts[score->m_medal_earned] >= 0 );
	}

	// if the player was promoted, take it back
	if ( score->m_promotion_earned != -1) {
		score->rank--;
		Assert( score->rank >= 0 );
	}	

	score->flight_time -= (unsigned int)f2fl(Missiontime);
	score->last_flown = score->last_backup;	
	score->missions_flown--;
}

// merge any mission stats accumulated into the alltime stats (as well as updating per campaign stats)
void scoring_level_close(int accepted)
{
	// want to calculate any other statistics.
	if (The_mission.game_type == MISSION_TYPE_TRAINING){
		// call scoring_do_accept
		// this will grant any potential medals and then early bail, and
		// then we will early bail
		scoring_do_accept(&Player->stats);
		Pilot.update_stats(&Player->stats, true);
		return;
	}

	if(accepted){
		// apply mission stats for all players in the game
		int idx;
		scoring_struct *sc;

		if(Game_mode & GM_MULTIPLAYER){
			nprintf(("Network","Storing stats for all players now\n"));
			for(idx=0;idx<MAX_PLAYERS;idx++){
				if(MULTI_CONNECTED(Net_players[idx]) && !MULTI_STANDALONE(Net_players[idx])){
					// get the scoring struct
					sc = &Net_players[idx].m_player->stats;
					scoring_do_accept( sc );

					if (Net_player == &Net_players[idx]) {
						Pilot.update_stats(sc);
					}
				}
			}
		} else {
			nprintf(("General","Storing stats now\n"));
			scoring_do_accept( &Player->stats );
		}

		// If this mission doesn't allow promotion or badges
		// then be sure that these don't get done.  Don't allow promotions or badges when
		// playing normally and not in a campaign.
		if ( (The_mission.flags[Mission::Mission_Flags::No_promotion]) || ((Game_mode & GM_NORMAL) && !(Game_mode & GM_CAMPAIGN_MODE)) ) {
			if ( Player->stats.m_promotion_earned != -1) {
				Player->stats.rank--;
				Player->stats.m_promotion_earned = -1;
			}

			// if a badge was earned, take it back
			if ( Player->stats.m_badge_earned.size() ){
				for (size_t medal = 0; medal < Player->stats.m_badge_earned.size(); medal++) {
					Player->stats.medal_counts[Player->stats.m_badge_earned[medal]] = 0;
				}
				Player->stats.m_badge_earned.clear();
			}
		}

		if ( !(Game_mode & GM_MULTIPLAYER) ) {
			Pilot.update_stats(&Player->stats);
		}
	} 	
}

// STATS damage, assists recording stuff
void scoring_add_damage(object *ship_objp,object *other_obj,float damage)
{
	int found_slot, signature;
	int lowest_index,idx;
	object *use_obj;
	ship *sp;

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

	// if we have no other object, bail
	if(other_obj == NULL){
		return;
	}	

	// for player kill/assist evaluation, we have to know exactly how much damage really mattered. For example, if
	// a ship had 1 hit point left, and the player hit it with a nuke, it doesn't matter that it did 10,000,000 
	// points of damage, only that 1 point would count
	float actual_damage = 0.0f;
	
	// other_obj might not always be the parent of other_obj (in the case of debug code for sure).  See
	// if the other_obj has a parent, and if so, use the parent.  If no parent, see if other_obj is a ship
	// and if so, use that ship.
	if ( other_obj->parent != -1 ){		
		use_obj = &Objects[other_obj->parent];
		signature = use_obj->signature;
	} else {
		signature = other_obj->signature;
		use_obj = other_obj;
	}
	
	// don't count damage done to a ship by himself
	if(use_obj == ship_objp){
		return;
	}

	// get a pointer to the ship and add the actual amount of damage done to it
	// get the ship object, and determine the _actual_ amount of damage done
	sp = &Ships[ship_objp->instance];
	// see comments at beginning of function
	if(ship_objp->hull_strength < 0.0f){
		actual_damage = damage + ship_objp->hull_strength;
	} else {
		actual_damage = damage;
	}
	if(actual_damage < 0.0f){
		actual_damage = 0.0f;
	}
	sp->total_damage_received += actual_damage;

	// go through and clear out all old damagers
	for(idx=0; idx<MAX_DAMAGE_SLOTS; idx++){
		if((sp->damage_ship_id[idx] >= 0) && (ship_get_by_signature(sp->damage_ship_id[idx]) < 0)){
			sp->damage_ship_id[idx] = -1;
			sp->damage_ship[idx] = 0;
		}
	}

	// only evaluate possible kill/assist numbers if the hitting object (use_obj) is a piloted ship (ie, ignore asteroids, etc)
	// don't store damage a ship may do to himself
	if((ship_objp->type == OBJ_SHIP) && (use_obj->type == OBJ_SHIP)){
		found_slot = 0;
		// try and find an open slot
		for(idx=0;idx<MAX_DAMAGE_SLOTS;idx++){
			// if this ship object doesn't exist anymore, use the slot
			if((sp->damage_ship_id[idx] == -1) || (ship_get_by_signature(sp->damage_ship_id[idx]) < 0) || (sp->damage_ship_id[idx] == signature) ){
				found_slot = 1;
				break;
			}
		}

		// if not found (implying all slots are taken), then find the slot with the lowest damage % and use that
		if(!found_slot){
			lowest_index = 0;
			for(idx=0;idx<MAX_DAMAGE_SLOTS;idx++){
				if(sp->damage_ship[idx] < sp->damage_ship[lowest_index]){
				   lowest_index = idx;
				}
			}
		} else {
			lowest_index = idx;
		}

		// fill in the slot damage and damager-index
		if(found_slot){
			sp->damage_ship[lowest_index] += actual_damage;
		} else {
			sp->damage_ship[lowest_index] = actual_damage;
		}
		sp->damage_ship_id[lowest_index] = signature;
	}	
}

char Scoring_debug_text[4096];

// evaluate a kill on a ship
int scoring_eval_kill(object *ship_objp)
{		
	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;
	ship *dead_ship;				// the ship which was killed
	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, assist_score; 
	bool is_enemy_player = false;		// true if the player just killed an enemy player ship


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

	// we don't evaluate kills on anything except ships
	if(ship_objp->type != OBJ_SHIP){
		return -1;	
	}
	if((ship_objp->instance < 0) || (ship_objp->instance >= MAX_SHIPS)){
		return -1;
	}

	// assign the dead ship
	dead_ship = &Ships[ship_objp->instance];

	// evaluate player deaths
	if(Game_mode & GM_MULTIPLAYER){
		net_player_num = multi_find_player_by_object(ship_objp);
		if(net_player_num != -1){
			Net_players[net_player_num].m_player->stats.m_player_deaths++;
			nprintf(("Network","Setting player %s deaths to %d\n",Net_players[net_player_num].m_player->callsign,Net_players[net_player_num].m_player->stats.m_player_deaths));
			dead_plr = &Net_players[net_player_num];
			is_enemy_player = true;
		}
	} else {
		if(ship_objp == Player_obj){
			Player->stats.m_player_deaths++;
		}
	}

	net_player_num = -1;

	// clear out invalid damager ships
	for(idx=0; idx<MAX_DAMAGE_SLOTS; idx++){
		if((dead_ship->damage_ship_id[idx] >= 0) && (ship_get_by_signature(dead_ship->damage_ship_id[idx]) < 0)){
			dead_ship->damage_ship[idx] = 0.0f;
			dead_ship->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_ship->damage_ship_id[idx] < 0){
			continue;
		}

		// if this slot did more damage then the next highest slot
		if((max_damage_index == -1) || (dead_ship->damage_ship[idx] > dead_ship->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_ship->damage_ship[max_damage_index] / dead_ship->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_ship->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_ship->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_ship->ship_info_index;
			if (Ship_info[si_index].flags[Ship::Info_Flags::Ship_copy])
			{
				char temp[NAME_LENGTH];
				strcpy_s(temp, Ship_info[si_index].name);
				end_string_at_first_hash_symbol(temp);

				// Goober5000 - previous error checking guarantees that this will be >= 0
				si_index = ship_info_lookup(temp);	
			}

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

					if(net_plr != NULL ) {
						multi_team_maybe_add_score(-(dead_ship->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(ship_objp) < 0)){
					// don't add a kill for dogfight kills on non-players
				} else {
					plr->stats.m_okKills[si_index]++;		
					plr->stats.m_kill_count_ok++;

					// only computer controlled enemies should scale with difficulty
					if (is_enemy_player) {
						kill_score = (int)(dead_ship->score * scoring_scale_by_damage);
					}
					else {
						kill_score = (int)(dead_ship->score * scoring_get_scale_factor() * 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 %d points and gets %d pts for the kill\n", plr->callsign, dead_ship->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_ship->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)
						if (!(Netgame.type_flags & NG_TYPE_DOGFIGHT) && (Ship_info[dead_ship->ship_info_index].is_big_or_huge())) {
							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_ship->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\n", 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
			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], ship_objp);

					// 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
	scoring_eval_assists(dead_ship,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", Ship_info[dead_ship->ship_info_index].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_ship->damage_ship_id[i]);
			if (net_player_num != -1) {
				plr = Net_players[net_player_num].m_player;
				sprintf(buf, "%s: %f", plr->callsign, dead_ship->damage_ship[i]);

				if (dead_ship->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; 
}

//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::Mission_Flags::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; 
}

// 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
			}
		}
	}
}

// eval a hit on an object (for primary and secondary hit purposes)
void scoring_eval_hit(object *hit_obj, object *other_obj,int from_blast)
{	
	// multiplayer clients bail here
	if(MULTIPLAYER_CLIENT){
		return;
	}

	// only evaluate hits on ships, asteroids, and weapons! -Halleck
	if((hit_obj->type != OBJ_SHIP) && (hit_obj->type != OBJ_ASTEROID) && (hit_obj->type != OBJ_WEAPON)){ 
		return;
	}

	// if the other_obj == NULL, we can't evaluate where it came from, so bail here
	if(other_obj == NULL){
		return;
	}

	// other bogus situtations
	if(other_obj->instance < 0){
		return;
	}
	
	if((other_obj->type == OBJ_WEAPON) && !(Weapons[other_obj->instance].weapon_flags & WF_ALREADY_APPLIED_STATS)){		
		// bogus weapon
		if(other_obj->instance >= MAX_WEAPONS){
			return;
		}

		// bogus parent
		if(other_obj->parent < 0){
			return;
		}
		if(other_obj->parent >= MAX_OBJECTS){
			return;
		}
		if(Objects[other_obj->parent].type != OBJ_SHIP){
			return;
		}
		if((Objects[other_obj->parent].instance < 0) || (Objects[other_obj->parent].instance >= MAX_SHIPS)){
			return;
		}		

		//Only evaluate hits on bomb weapons. -Halleck
		bool hit_obj_is_bomb = false;

		if(hit_obj->type == OBJ_WEAPON){

			//Hit weapon is bogus
			if (hit_obj->instance >= MAX_WEAPONS) {
				return;
			}	

			hit_obj_is_bomb = (Weapon_info[Weapons[hit_obj->instance].weapon_info_index].wi_flags & WIF_BOMB) ? true : false;

			//If it's not a bomb but just a regular weapon, we don't care about it (for now, at least.) -Halleck
			if (!hit_obj_is_bomb) {
				return;
			}
		}

		int is_bonehead = 0;
		int sub_type = Weapon_info[Weapons[other_obj->instance].weapon_info_index].subtype;

		// determine if this was a bonehead hit or not
		if(hit_obj->type == OBJ_SHIP){
		   is_bonehead = Ships[hit_obj->instance].team==Ships[Objects[other_obj->parent].instance].team ? 1 : 0;
		} else if (hit_obj_is_bomb) {
			is_bonehead = Weapons[hit_obj->instance].team==Ships[Objects[other_obj->parent].instance].team ? 1 : 0;
		}
		// can't have a bonehead hit on an asteroid
		else {
			is_bonehead = 0;
		}

		// set the flag indicating that we've already applied a "stats" hit for this weapon
		// Weapons[other_obj->instance].weapon_flags |= WF_ALREADY_APPLIED_STATS;

		// in multiplayer -- only the server records the stats
		if( Game_mode & GM_MULTIPLAYER ) {
			if ( Net_player->flags & NETINFO_FLAG_AM_MASTER ) {
				int player_num;

				// get the player num of the parent object.  A player_num of -1 means that the
				// parent of this object was not a player
				player_num = multi_find_player_by_object( &Objects[other_obj->parent] );
				if ( player_num != -1 ) {
					switch(sub_type) {
					case WP_LASER : 
						if(is_bonehead){
							Net_players[player_num].m_player->stats.mp_bonehead_hits++;
						} else {
							Net_players[player_num].m_player->stats.mp_shots_hit++; 
						}

						// Assert( Net_players[player_num].player->stats.mp_shots_hit <= Net_players[player_num].player->stats.mp_shots_fired );
						break;
					case WP_MISSILE :
						// friendly hit, once it hits a friendly, its done
						if(is_bonehead){					
							if(!from_blast){
								Net_players[player_num].m_player->stats.ms_bonehead_hits++;
							}					
						}
						// hostile hit
						else {
							// if its a bomb, count every bit of damage it does
							if(Weapon_info[Weapons[other_obj->instance].weapon_info_index].wi_flags & WIF_BOMB){
								// once we get impact damage, stop keeping track of it
								Net_players[player_num].m_player->stats.ms_shots_hit++;
							}
							// if its not a bomb, only count impact damage
							else {
								if(!from_blast){
									Net_players[player_num].m_player->stats.ms_shots_hit++;
								}	
							}				
						}
					default : 
						break;
					}
				}
			}
		} else {
			if(Player_obj == &(Objects[other_obj->parent])){
			switch(sub_type){
			case WP_LASER : 
				if(is_bonehead){
					Player->stats.mp_bonehead_hits++;
				} else {
					Player->stats.mp_shots_hit++; 
				}
				break;
			case WP_MISSILE :
				// friendly hit, once it hits a friendly, its done
				if(is_bonehead){					
					if(!from_blast){
						Player->stats.ms_bonehead_hits++;
					}					
				}
				// hostile hit
				else {
					// if its a bomb, count every bit of damage it does
					if(Weapon_info[Weapons[other_obj->instance].weapon_info_index].wi_flags & WIF_BOMB){
						// once we get impact damage, stop keeping track of it
						Player->stats.ms_shots_hit++;
					}
					// if its not a bomb, only count impact damage
					else {
						if(!from_blast){
							Player->stats.ms_shots_hit++;
						}
					}
				}				
				break;
			default : 
				break;
			}
			}
		}
	}
}

// get a scaling factor for adding/subtracting from mission score
float scoring_get_scale_factor()
{
	// multiplayer dogfight. don't scale anything
	if(MULTI_DOGFIGHT){
		return 1.0f;
	}

	// check for bogus Skill_level values
	Assert((Game_skill_level >= 0) && (Game_skill_level < NUM_SKILL_LEVELS));
	if((Game_skill_level < 0) || (Game_skill_level > NUM_SKILL_LEVELS-1)){
		return Scoring_scale_factors[0];
	}

	// return the correct scale value
	return Scoring_scale_factors[Game_skill_level];
}


// ----------------------------------------------------------------------------------------
// DCF functions
//

// bash the passed player to the specified rank
void scoring_bash_rank(player *pl,int rank)
{	
	// if this is an invalid rank, do nothing
	if((rank < RANK_ENSIGN) || (rank > RANK_ADMIRAL)){
		nprintf(("General","Could not bash player rank - invalid value!!!\n"));
		return;
	}

	// set the player's score and rank
	pl->stats.score = Ranks[rank].points + 1;
	pl->stats.rank = rank;
}

DCF(rank, "changes player rank")
{
	int rank;

	if (dc_optional_string_either("help", "--help")) {
		dc_printf("Usage: rank <index>\n");
		dc_printf(" <index> The rank index you wish to have. For retail ranks, these correspond to:\n");
		dc_printf("\t0 : Ensign\n");
		dc_printf("\t1 : Lieutenant Junior Grade\n");
		dc_printf("\t2 : Lietenant\n");
		dc_printf("\t3 : Lieutenant Commander\n");
		dc_printf("\t4 : Commander\n");
		dc_printf("\t5 : Captain\n");
		dc_printf("\t6 : Commodore\n");
		dc_printf("\t7 : Rear Admiral\n");
		dc_printf("\t8 : Vice Admiral\n");
		dc_printf("\t9 : Admiral\n\n");
		return;
	}

	if (dc_optional_string_either("status", "--status") || dc_optional_string_either("?", "--?")) {
		if (Player != NULL) {
			dc_printf("Current rank is %i\n", Player->stats.rank);
		} else {
			dc_printf("Error! Current Player not active or loaded\n");
		}
	}

	dc_stuff_int(&rank);
	
	// parse the argument and change things around accordingly
	if (Player != NULL) {
			scoring_bash_rank(Player, rank);
	} else {
		dc_printf("Error! Current Player not active or loaded\n");
	}
}

void scoreing_close()
{
	SCP_map<int, char*>::iterator it;
	for(int i = 0; i<NUM_RANKS; i++) {
		for (it = Ranks[i].promotion_text.begin(); it != Ranks[i].promotion_text.end(); ++it) {
			if (it->second) {
				vm_free(it->second);
			}
		}
		Ranks[i].promotion_text.clear();
	}
}