ref: 3e27f1b2d0d8f020e9d3509934736ee9055b8c31
dir: /src/rt_battl.c/
/*
Copyright (C) 1994-1995 Apogee Software, Ltd.
Copyright (C) 2002-2015 icculus.org, GNU/Linux port
Copyright (C) 2017-2018 Steven LeVesque
This program 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.
This program 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.
You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
/**********************************************************************
module: RT_BATTL.C
author: James R. Dose
phone: (214)-271-1365 Ext #221
date: September 8, 1994
Battle mode support routines for Rise of the Triad.
(c) Copyright 1994 Apogee Software. All Rights Reserved.
**********************************************************************/
#include <string.h>
#include "rt_def.h"
#include "rottnet.h"
#include "isr.h"
#include "rt_battl.h"
#include "rt_actor.h"
#include "rt_rand.h"
#include "rt_playr.h"
#include "rt_game.h"
#include "rt_sound.h"
#include "rt_com.h"
#include "rt_msg.h"
#include "rt_view.h"
#include "rt_util.h"
#include "rt_main.h"
#define INFINITE -1
static battle_status BATTLE_StartRound( void );
static int Timer;
static int TimeLimit;
static int NumberOfPlayers;
static int BattleRound;
static int BattleMode;
static boolean RoundOver;
static boolean KillsEndGame;
static boolean KeepTrackOfKills;
boolean UpdateKills;
static boolean SwapFlag;
static battle_type BattleOptions;
specials BattleSpecialsTimes =
{
60, // god
60, // dog
20, // shrooms
20, // elasto
60, // asbestos vest
60, // bullet proof vest
GASTICS / VBLCOUNTER, // gas mask
60, // mercury mode
300, // god respawn
60, // dog respawn
60, // shrooms respawn
60, // elasto respawn
60, // asbestos vest respawn
60, // bullet proof vest respawn
60, // gas mask respawn
60 // mercury mode respawn
};
short WhoKilledWho[ MAXPLAYERS ][ MAXPLAYERS ];
short BATTLE_Points[ MAXPLAYERS ];
short BATTLE_PlayerOrder[ MAXPLAYERS ];
short BATTLE_Team[ MAXPLAYERS ];
short BATTLE_TeamLeader[ MAXPLAYERS ];
int BATTLE_NumberOfTeams;
int BATTLE_NumCollectorItems;
int PointGoal;
int DisplayPoints;
int BATTLE_It;
boolean BATTLE_ShowKillCount;
boolean BATTLEMODE = false;
/*---------------------------------------------------------------------
Function Prototypes:
---------------------------------------------------------------------*/
static int BATTLE_CheckKills
(
battle_event reason,
int player
);
/*---------------------------------------------------------------------
Function: BATTLE_Init
Initializes the battle information.
---------------------------------------------------------------------*/
void BATTLE_Init
(
int battlemode,
int numplayers
)
{
int index;
int index2;
int team;
int TeamNumber[ MAXPLAYERCOLORS ];
Timer = 0;
RoundOver = false;
BattleRound = -1;
BATTLE_It = 0;
BattleMode = battlemode;
BATTLEMODE = false;
UpdateKills = true;
gamestate.BattleOptions.Gravity = NORMAL_GRAVITY;
gamestate.BattleOptions.Speed = bo_normal_speed;
gamestate.BattleOptions.Ammo = bo_normal_shots;
gamestate.BattleOptions.HitPoints = bo_character_hitpoints;
gamestate.BattleOptions.LightLevel = bo_light_normal;
gamestate.BattleOptions.Kills = bo_kills_default;
gamestate.BattleOptions.DangerDamage = bo_danger_normal;
gamestate.BattleOptions.TimeLimit = bo_time_infinite;
gamestate.BattleOptions.RespawnTime = bo_normal_respawn_time;
gamestate.BattleOptions.RandomWeapons = false;
gamestate.BattleOptions.FriendlyFire = true;
gamestate.BattleOptions.WeaponPersistence = false;
gamestate.BattleOptions.SpawnMines = false;
if ( BattleMode != battle_StandAloneGame )
{
BATTLEMODE = true;
if ( gamestate.Product == ROTT_SHAREWARE )
{
switch( battlemode )
{
case battle_Normal :
case battle_Collector :
case battle_Hunter :
break;
default :
Error( "Shareware version can only play Normal, Collector, "
"or Hunter in Comm-bat game." );
}
}
gamestate.BattleOptions.Gravity = BattleOptions.Gravity;
gamestate.BattleOptions.Speed = BattleOptions.Speed;
gamestate.BattleOptions.Ammo = BattleOptions.Ammo;
gamestate.BattleOptions.HitPoints = BattleOptions.HitPoints;
gamestate.BattleOptions.LightLevel = BattleOptions.LightLevel;
gamestate.BattleOptions.Kills = BattleOptions.Kills;
gamestate.BattleOptions.DangerDamage = BattleOptions.DangerDamage;
gamestate.BattleOptions.TimeLimit = BattleOptions.TimeLimit;
gamestate.BattleOptions.RespawnTime = BattleOptions.RespawnTime;
gamestate.BattleOptions.RandomWeapons = BattleOptions.RandomWeapons;
gamestate.BattleOptions.FriendlyFire = BattleOptions.FriendlyFire;
gamestate.BattleOptions.SpawnMines = BattleOptions.SpawnMines;
gamestate.BattleOptions.WeaponPersistence = BattleOptions.WeaponPersistence;
}
gamestate.ShowScores = true;
gamestate.BattleOptions.SpawnHealth = true;
gamestate.BattleOptions.SpawnWeapons = true;
gamestate.BattleOptions.SpawnDangers = true;
gamestate.SpawnCollectItems = false;
gamestate.SpawnEluder = false;
gamestate.SpawnDeluder = false;
gamestate.BattleOptions.RespawnItems = false;
NumberOfPlayers = numplayers;
BATTLE_NumberOfTeams = numplayers;
for( index = 0; index < MAXPLAYERS; index++ )
{
BATTLE_PlayerOrder[ index ] = index;
BATTLE_Points[ index ] = 0;
for( index2 = 0; index2 < MAXPLAYERS; index2++ )
{
WhoKilledWho[ index ][ index2 ] = 0;
}
BATTLE_Team[ index ] = index;
BATTLE_TeamLeader[ index ] = index;
}
if ( gamestate.teamplay )
{
for( index = 0; index < MAXPLAYERCOLORS; index++ )
{
TeamNumber[ index ] = -1;
}
BATTLE_NumberOfTeams = 0;
for( index = 0; index < numplayers; index++ )
{
team = PLAYERSTATE[ index ].uniformcolor;
if ( TeamNumber[ team ] == -1 )
{
TeamNumber[ team ] = BATTLE_NumberOfTeams;
BATTLE_TeamLeader[ BATTLE_NumberOfTeams ] = index;
BATTLE_NumberOfTeams++;
}
BATTLE_Team[ index ] = TeamNumber[ team ];
}
}
PointGoal = gamestate.BattleOptions.Kills;
if ( ( gamestate.BattleOptions.Kills == bo_kills_random ) ||
( gamestate.BattleOptions.Kills == bo_kills_blind ) )
{
// Possibility of playing from 5 to 50 kills
PointGoal = ( GameRandomNumber( "BATTLE_Init", 0 ) % 46 ) + 5;
}
DisplayPoints = PointGoal;
for( index = 0; index < MAXPLAYERS; index++ )
{
gamestate.PlayerHasGun[ index ] = true;
}
KillsEndGame = true;
KeepTrackOfKills = true;
switch( BattleMode )
{
case battle_StandAloneGame :
KillsEndGame = false;
KeepTrackOfKills = false;
break;
case battle_Normal :
break;
case battle_ScoreMore :
break;
case battle_Collector :
for( index = 0; index < MAXPLAYERS; index++ )
{
gamestate.PlayerHasGun[ index ] = false;
}
KillsEndGame = false;
KeepTrackOfKills = false;
gamestate.BattleOptions.SpawnHealth = false;
gamestate.BattleOptions.SpawnWeapons = false;
gamestate.SpawnCollectItems = true;
break;
case battle_Scavenger :
KillsEndGame = false;
KeepTrackOfKills = false;
gamestate.BattleOptions.SpawnWeapons = true;
gamestate.BattleOptions.SpawnHealth = true;
gamestate.SpawnCollectItems = true;
break;
case battle_Hunter :
PointGoal *= BATTLE_NumberOfTeams;
KillsEndGame = false;
KeepTrackOfKills = true;
BATTLE_It = 0;
for( index = 0; index < NumberOfPlayers; index++ )
{
if ( BATTLE_Team[ index ] == 0 )
{
gamestate.PlayerHasGun[ index ] = false;
}
}
break;
case battle_Tag :
for( index = 0; index < MAXPLAYERS; index++ )
{
gamestate.PlayerHasGun[ index ] = false;
}
gamestate.BattleOptions.SpawnHealth = false;
gamestate.BattleOptions.SpawnWeapons = false;
gamestate.BattleOptions.SpawnDangers = true;
KeepTrackOfKills = true;
KillsEndGame = true;
break;
case battle_Eluder :
KeepTrackOfKills = false;
KillsEndGame = false;
for( index = 0; index < MAXPLAYERS; index++ )
{
gamestate.PlayerHasGun[ index ] = false;
}
gamestate.BattleOptions.SpawnWeapons = false;
gamestate.SpawnEluder = true;
break;
case battle_Deluder :
KeepTrackOfKills = false;
KillsEndGame = false;
gamestate.SpawnDeluder = true;
break;
case battle_CaptureTheTriad :
KillsEndGame = false;
KeepTrackOfKills = false;
break;
}
if ( BattleMode != battle_StandAloneGame )
{
if ( BattleOptions.RespawnItems )
{
gamestate.BattleOptions.RespawnItems = true;
}
if ( !BattleOptions.SpawnDangers )
{
gamestate.BattleOptions.SpawnDangers = false;
}
if ( !BattleOptions.SpawnHealth )
{
gamestate.BattleOptions.SpawnHealth = false;
}
if ( !BattleOptions.SpawnWeapons )
{
gamestate.BattleOptions.SpawnWeapons = false;
}
if ( gamestate.BattleOptions.Kills == bo_kills_blind )
{
gamestate.ShowScores = false;
}
GRAVITY = gamestate.BattleOptions.Gravity;
if ( gamestate.BattleOptions.Kills == bo_kills_infinite )
{
KillsEndGame = false;
}
}
BATTLE_StartRound();
}
/*---------------------------------------------------------------------
Function: BATTLE_GetSpecials
Set the battle special times.
---------------------------------------------------------------------*/
void BATTLE_GetSpecials
(
void
)
{
int *src;
int *dest;
src = ( int * )&BattleSpecialsTimes;
dest = ( int * )&gamestate.SpecialsTimes;
while( src < ( int * )( &BattleSpecialsTimes + 1 ) )
{
*dest = *src * VBLCOUNTER;
dest++;
src++;
}
}
/*---------------------------------------------------------------------
Function: BATTLE_SetOptions
Set the battle options.
---------------------------------------------------------------------*/
void BATTLE_SetOptions
(
battle_type *options
)
{
memcpy( &BattleOptions, options, sizeof( battle_type ) );
}
/*---------------------------------------------------------------------
Function: BATTLE_GetOptions
Returns the battle options.
---------------------------------------------------------------------*/
void BATTLE_GetOptions
(
battle_type *options
)
{
memcpy( options, &BattleOptions, sizeof( battle_type ) );
}
/*---------------------------------------------------------------------
Function: BATTLE_Shutdown
Shutsdown the battle information.
---------------------------------------------------------------------*/
void BATTLE_Shutdown
(
void
)
{
int index;
int index2;
Timer = 0;
RoundOver = false;
BattleRound = 0;
BattleMode = battle_StandAloneGame;
BATTLEMODE = false;
NumberOfPlayers = 1;
BATTLE_NumberOfTeams = 1;
PointGoal = 0;
KillsEndGame = false;
KeepTrackOfKills = false;
for( index = 0; index < MAXPLAYERS; index++ )
{
BATTLE_Points[ index ] = 0;
for( index2 = 0; index2 < MAXPLAYERS; index2++ )
{
WhoKilledWho[ index ][ index2 ] = 0;
}
gamestate.PlayerHasGun[ index ] = true;
}
gamestate.BattleOptions.SpawnHealth = true;
gamestate.BattleOptions.SpawnWeapons = true;
gamestate.BattleOptions.SpawnDangers = true;
gamestate.BattleOptions.RandomWeapons = false;
gamestate.BattleOptions.FriendlyFire = true;
gamestate.BattleOptions.WeaponPersistence = false;
gamestate.BattleOptions.SpawnMines = false;
gamestate.ShowScores = true;
gamestate.SpawnCollectItems = false;
gamestate.SpawnEluder = false;
gamestate.SpawnDeluder = false;
}
/*---------------------------------------------------------------------
Function: BATTLE_StartRound
Begins a round of battle.
---------------------------------------------------------------------*/
static battle_status BATTLE_StartRound
(
void
)
{
int index;
Timer = 0;
TimeLimit = INFINITE;
RoundOver = false;
if ( !BATTLEMODE )
{
return( battle_no_event );
}
BattleRound++;
if ( gamestate.BattleOptions.TimeLimit == bo_time_infinite )
{
if ( BattleMode == battle_Hunter )
{
TimeLimit = MINUTES_TO_GAMECOUNT( 99 );
}
else
{
TimeLimit = INFINITE;
}
}
else
{
TimeLimit = MINUTES_TO_GAMECOUNT( gamestate.BattleOptions.TimeLimit );
}
if ( BattleMode == battle_Hunter )
{
for( index = 0; index < MAXPLAYERS; index++ )
{
gamestate.PlayerHasGun[ index ] = true;
}
if ( ( gamestate.BattleOptions.Kills != bo_kills_infinite ) &&
( BattleRound >= PointGoal ) )
{
return( battle_end_game );
}
BATTLE_It = BattleRound % BATTLE_NumberOfTeams;
for( index = 0; index < NumberOfPlayers; index++ )
{
if ( BATTLE_Team[ index ] == BATTLE_It )
{
gamestate.PlayerHasGun[ index ] = false;
}
}
}
return( battle_no_event );
}
/*---------------------------------------------------------------------
Function: BATTLE_CheckGameStatus
Checks if certain battle mode conditions have been met and
determines the appropriate response.
---------------------------------------------------------------------*/
battle_status BATTLE_CheckGameStatus
(
battle_event reason,
int player
)
{
battle_status status;
int team;
if ( ( player < 0 ) || ( player >= MAXPLAYERS ) )
{
return( battle_no_event );
}
if ( !BATTLEMODE )
{
return( battle_no_event );
}
team = BATTLE_Team[ player ];
status = battle_no_event;
switch( reason )
{
case battle_refresh :
Timer++;
if ( ( TimeLimit != INFINITE ) &&
( Timer > TimeLimit ) )
{
RoundOver = true;
if ( BattleMode == battle_Hunter )
{
status = BATTLE_StartRound();
if ( status == battle_no_event )
{
status = battle_end_round;
}
}
else
{
status = battle_out_of_time;
}
UpdateKills = true;
}
if ( UpdateKills )
{
BATTLE_SortPlayerRanks();
if ( gamestate.ShowScores )
{
DrawKills (false);
}
UpdateKills = false;
}
if ( RoundOver )
{
return( battle_end_game );
}
break;
case battle_player_killed :
switch( BattleMode )
{
case battle_Normal :
case battle_ScoreMore :
case battle_Hunter :
if ( BattleOptions.FriendlyFire )
{
BATTLE_Points[ team ]--;
UpdateKills = true;
}
break;
case battle_Tag :
// Same as being tagged
if ( BattleOptions.FriendlyFire )
{
BATTLE_Points[ team ]++;
UpdateKills = true;
}
break;
}
WhoKilledWho[ player ][ player ]++;
break;
case battle_get_collector_item :
if ( ( BattleMode != battle_Collector ) &&
( BattleMode != battle_Scavenger ) )
{
return( battle_no_event );
}
BATTLE_Points[ team ]++;
UpdateKills = true;
BATTLE_NumCollectorItems--;
if ( BATTLE_NumCollectorItems <= 0 )
{
RoundOver = true;
return( battle_end_game );
}
break;
case battle_caught_eluder :
if ( BattleMode == battle_Deluder )
{
return( battle_no_event );
}
if ( BattleMode != battle_Eluder )
{
return( battle_no_event );
}
BATTLE_Points[ team ]++;
UpdateKills = true;
if ( ( gamestate.BattleOptions.Kills != bo_kills_infinite ) &&
( BATTLE_Points[ team ] >= PointGoal ) )
{
RoundOver = true;
return( battle_end_game );
}
RespawnEluder();
break;
case battle_shot_deluder :
if ( BattleMode == battle_Eluder )
{
return( battle_no_event );
}
if ( BattleMode != battle_Deluder )
{
return( battle_no_event );
}
BATTLE_Points[ team ]++;
UpdateKills = true;
if ( ( gamestate.BattleOptions.Kills != bo_kills_infinite ) &&
( BATTLE_Points[ team ] >= PointGoal ) )
{
RoundOver = true;
return( battle_end_game );
}
RespawnEluder();
break;
case battle_captured_triad :
if ( BattleMode != battle_CaptureTheTriad )
{
return( battle_no_event );
}
if ( consoleplayer == player )
{
AddMessage( "You captured a triad! You rule!", MSG_GAME );
}
BATTLE_Points[ team ]++;
UpdateKills = true;
if ( ( gamestate.BattleOptions.Kills != bo_kills_infinite ) &&
( BATTLE_Points[ team ] >= PointGoal ) )
{
RoundOver = true;
return( battle_end_game );
}
break;
default :
return( battle_no_event );
break;
}
return( status );
}
/*---------------------------------------------------------------------
Function: BATTLE_SortPlayerRanks
Sorts the players in order of score.
---------------------------------------------------------------------*/
void BATTLE_SortPlayerRanks
(
void
)
{
int i;
int j;
int temp;
SwapFlag = false;
if ( BattleMode == battle_Tag )
{
for( i = 0; i < BATTLE_NumberOfTeams - 1; i++ )
{
for( j = i + 1; j < BATTLE_NumberOfTeams; j++ )
{
if ( BATTLE_Points[ BATTLE_PlayerOrder[ i ] ] >
BATTLE_Points[ BATTLE_PlayerOrder[ j ] ] )
{
SwapFlag = true;
temp = BATTLE_PlayerOrder[ i ];
BATTLE_PlayerOrder[ i ] = BATTLE_PlayerOrder[ j ];
BATTLE_PlayerOrder[ j ] = temp;
}
}
}
}
else
{
for( i = 0; i < BATTLE_NumberOfTeams - 1; i++ )
{
for( j = i + 1; j < BATTLE_NumberOfTeams; j++ )
{
if ( BATTLE_Points[ BATTLE_PlayerOrder[ i ] ] <
BATTLE_Points[ BATTLE_PlayerOrder[ j ] ] )
{
SwapFlag = true;
temp = BATTLE_PlayerOrder[ i ];
BATTLE_PlayerOrder[ i ] = BATTLE_PlayerOrder[ j ];
BATTLE_PlayerOrder[ j ] = temp;
}
}
if ( BattleMode != battle_Hunter )
{
BATTLE_It = BATTLE_PlayerOrder[ 0 ];
}
}
}
if ( ( SwapFlag == true ) && ( gamestate.ShowScores ) &&
( SHOW_TOP_STATUS_BAR() || SHOW_KILLS() ) )
{
SD_Play ( SD_ENDBONUS1SND );
}
}
/*---------------------------------------------------------------------
Function: BATTLE_PlayerKilledPlayer
Increases the number of kills a player has.
---------------------------------------------------------------------*/
battle_status BATTLE_PlayerKilledPlayer
(
battle_event reason,
int killer,
int victim
)
{
int points;
int status;
int killerteam;
int victimteam;
if ( ( killer < 0 ) || ( killer >= MAXPLAYERS ) )
{
return( battle_no_event );
}
if ( ( victim < 0 ) || ( victim >= MAXPLAYERS ) )
{
return( battle_no_event );
}
if ( ( killer == victim ) && ( reason != battle_kill_with_missile ) &&
( reason != battle_kill_with_missile_in_air ) )
{
return( battle_no_event );
}
killerteam = BATTLE_Team[ killer ];
victimteam = BATTLE_Team[ victim ];
if ( ( killerteam < 0 ) || ( killerteam >= BATTLE_NumberOfTeams ) ||
( victimteam < 0 ) || ( victimteam >= BATTLE_NumberOfTeams ) )
{
return( battle_no_event );
}
if ( !BATTLEMODE )
{
return( battle_no_event );
}
if ( ( consoleplayer == victim ) &&
( reason == battle_kill_by_crushing ) )
{
AddMessage( "Oh yeah. You've been crushed.", MSG_GAME );
}
status = battle_no_event;
if ( BattleMode == battle_ScoreMore )
{
points = 0;
switch( reason )
{
case battle_kill_with_missile :
points = 1;
break;
case battle_kill_with_bullet :
points = 2;
break;
case battle_kill_with_missile_in_air :
points = 2;
break;
case battle_kill_with_bullet_in_air :
points = 3;
break;
case battle_kill_by_crushing :
points = 4;
break;
default :
return( battle_no_event );
}
if ( killerteam == victimteam )
{
if ( BattleOptions.FriendlyFire )
{
BATTLE_Points[ killerteam ]--;
WhoKilledWho[ killer ][ victim ]++;
}
}
else
{
BATTLE_Points[ killerteam ] += points;
WhoKilledWho[ killer ][ victim ] += points;
}
UpdateKills = true;
}
else if ( BattleMode == battle_Tag )
{
if ( reason == battle_player_tagged )
{
WhoKilledWho[ killer ][ victim ]++;
BATTLE_Points[ victimteam ]++;
UpdateKills = true;
BATTLE_It = victimteam;
if ( ( gamestate.BattleOptions.Kills != bo_kills_infinite ) &&
( BATTLE_Points[ victimteam ] >= PointGoal ) )
{
RoundOver = true;
status = battle_end_game;
}
}
return( status );
}
else if ( BattleMode == battle_Hunter )
{
switch( reason )
{
case battle_kill_with_missile :
case battle_kill_with_bullet :
case battle_kill_with_missile_in_air :
case battle_kill_with_bullet_in_air :
case battle_kill_by_crushing :
if ( victimteam == BATTLE_It )
{
WhoKilledWho[ killer ][ victim ]++;
if ( killerteam == victimteam )
{
if ( BattleOptions.FriendlyFire )
{
BATTLE_Points[ killerteam ]--;
UpdateKills = true;
}
}
else
{
BATTLE_Points[ killerteam ]++;
UpdateKills = true;
}
}
break;
default :
;
}
}
else
{
switch( reason )
{
case battle_kill_with_missile :
case battle_kill_with_bullet :
case battle_kill_with_missile_in_air :
case battle_kill_with_bullet_in_air :
case battle_kill_by_crushing :
WhoKilledWho[ killer ][ victim ]++;
if ( KeepTrackOfKills )
{
if ( killerteam == victimteam )
{
if ( BattleMode == battle_Normal )
{
if ( BattleOptions.FriendlyFire )
{
BATTLE_Points[ killerteam ]--;
UpdateKills = true;
}
}
}
else
{
BATTLE_Points[ killerteam ]++;
UpdateKills = true;
}
}
break;
default :
return( battle_no_event );
}
}
if ( ( KillsEndGame ) && ( BATTLE_Points[ killerteam ] >= PointGoal ) )
{
RoundOver = true;
status = battle_end_game;
}
return( status );
}