/
p_inter.c
1155 lines (946 loc) · 32.2 KB
/
p_inter.c
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/**\file
*\section License
* License: GPL
* Online License Link: http://www.gnu.org/licenses/gpl.html
*
*\author Copyright © 2003-2009 Jaakko Keränen <jaakko.keranen@iki.fi>
*\author Copyright © 2005-2009 Daniel Swanson <danij@dengine.net>
*\author Copyright © 1993-1996 by id Software, Inc.
*
* 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. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301 USA
*/
/**
* p_inter.c: Handling mobj vs mobj interactions (i.e., collisions).
*/
#ifdef MSVC
# pragma optimize("g", off)
#endif
// HEADER FILES ------------------------------------------------------------
#include "jdoom.h"
#include "am_map.h"
#include "d_net.h"
#include "dmu_lib.h"
#include "p_player.h"
#include "p_user.h"
// MACROS ------------------------------------------------------------------
#define BONUSADD (6)
// TYPES -------------------------------------------------------------------
// EXTERNAL FUNCTION PROTOTYPES --------------------------------------------
// PUBLIC FUNCTION PROTOTYPES ----------------------------------------------
// PRIVATE FUNCTION PROTOTYPES ---------------------------------------------
// EXTERNAL DATA DECLARATIONS ----------------------------------------------
// PUBLIC DATA DEFINITIONS -------------------------------------------------
// A weapon is found with two clip loads, a big item has five clip loads.
int maxAmmo[NUM_AMMO_TYPES] = {200, 50, 300, 50};
int clipAmmo[NUM_AMMO_TYPES] = {10, 4, 20, 1};
// PRIVATE DATA DEFINITIONS ------------------------------------------------
// CODE --------------------------------------------------------------------
/**
* @param num Number of clip loads, not the individual count.
*
* @return @c false, if the ammo can't be picked up at all.
*/
boolean P_GiveAmmo(player_t *player, ammotype_t ammo, int num)
{
if(ammo == AT_NOAMMO)
return false;
if(ammo < 0 || ammo > NUM_AMMO_TYPES)
Con_Error("P_GiveAmmo: bad type %i", ammo);
if(!(player->ammo[ammo].owned < player->ammo[ammo].max))
return false;
if(num)
num *= clipAmmo[ammo];
else
num = clipAmmo[ammo] / 2;
if(gameSkill == SM_BABY || gameSkill == SM_NIGHTMARE)
{
// Give double ammo in trainer mode (you'll need it in nightmare!).
num *= 2;
}
// We are about to receive some more ammo. Does the player want to
// change weapon automatically?
P_MaybeChangeWeapon(player, WT_NOCHANGE, ammo, false);
player->ammo[ammo].owned = MIN_OF(player->ammo[ammo].max,
player->ammo[ammo].owned + num);
player->update |= PSF_AMMO;
// Maybe unhide the HUD?
ST_HUDUnHide(player - players, HUE_ON_PICKUP_AMMO);
return true;
}
/**
* The weapon name may have a MF_DROPPED flag ored in.
*/
boolean P_GiveWeapon(player_t *player, weapontype_t weapon, boolean dropped)
{
int numClips;
ammotype_t i;
boolean gaveAmmo = false, gaveWeapon = false;
if(IS_NETGAME && (deathmatch != 2) && !dropped)
{
// Leave placed weapons forever on net games.
if(player->weapons[weapon].owned)
return false;
player->bonusCount += BONUSADD;
player->weapons[weapon].owned = true;
player->update |= PSF_OWNED_WEAPONS;
// Give some of each of the ammo types used by this weapon.
for(i=0; i < NUM_AMMO_TYPES; ++i)
{
if(!weaponInfo[weapon][player->class].mode[0].ammoType[i])
continue; // Weapon does not take this type of ammo.
if(deathmatch)
numClips = 5;
else
numClips = 2;
if(P_GiveAmmo(player, i, numClips))
gaveAmmo = true; // At least ONE type of ammo was given.
}
// Should we change weapon automatically?
P_MaybeChangeWeapon(player, weapon, AT_NOAMMO, deathmatch == 1);
// Maybe unhide the HUD?
ST_HUDUnHide(player - players, HUE_ON_PICKUP_WEAPON);
S_ConsoleSound(SFX_WPNUP, NULL, player - players);
return false;
}
else
{
// Give some of each of the ammo types used by this weapon.
for(i=0; i < NUM_AMMO_TYPES; ++i)
{
if(!weaponInfo[weapon][player->class].mode[0].ammoType[i])
continue; // Weapon does not take this type of ammo.
// Give one clip with a dropped weapon, two clips if found.
if(dropped)
numClips = 1;
else
numClips = 2;
if(P_GiveAmmo(player, i, numClips))
gaveAmmo = true; // At least ONE type of ammo was given.
}
if(player->weapons[weapon].owned)
{
gaveWeapon = false;
}
else
{
gaveWeapon = true;
player->weapons[weapon].owned = true;
player->update |= PSF_OWNED_WEAPONS;
// Should we change weapon automatically?
P_MaybeChangeWeapon(player, weapon, AT_NOAMMO, false);
}
// Maybe unhide the HUD?
if(gaveWeapon)
ST_HUDUnHide(player - players, HUE_ON_PICKUP_WEAPON);
return (gaveWeapon || gaveAmmo);
}
}
/**
* @return @c false, if the body isn't needed at all.
*/
boolean P_GiveBody(player_t *player, int num)
{
if(player->health >= maxHealth)
return false;
player->health += num;
if(player->health > maxHealth)
player->health = maxHealth;
player->plr->mo->health = player->health;
player->update |= PSF_HEALTH;
// Maybe unhide the HUD?
ST_HUDUnHide(player - players, HUE_ON_PICKUP_HEALTH);
return true;
}
/**
* @return @c true, iff the armor was given.
*/
boolean P_GiveArmor(player_t* plr, int type, int points)
{
if(plr->armorPoints >= points)
return false; // Don't pick up.
P_PlayerSetArmorType(plr, type);
P_PlayerGiveArmorBonus(plr, points);
// Maybe unhide the HUD?
ST_HUDUnHide(plr - players, HUE_ON_PICKUP_ARMOR);
return true;
}
void P_GiveKey(player_t* plr, keytype_t card)
{
if(plr->keys[card])
return;
plr->bonusCount = BONUSADD;
plr->keys[card] = 1;
plr->update |= PSF_KEYS;
// Maybe unhide the HUD?
ST_HUDUnHide(plr - players, HUE_ON_PICKUP_KEY);
}
void P_GiveBackpack(player_t* plr)
{
int i;
if(!plr->backpack)
{
plr->update |= PSF_MAX_AMMO;
for(i = 0; i < NUM_AMMO_TYPES; ++i)
{
plr->ammo[i].max *= 2;
}
plr->backpack = true;
}
for(i = 0; i < NUM_AMMO_TYPES; ++i)
{
P_GiveAmmo(plr, i, 1);
}
P_SetMessage(plr, GOTBACKPACK, false);
}
boolean P_GivePower(player_t* player, int power)
{
player->update |= PSF_POWERS;
switch(power)
{
case PT_INVULNERABILITY:
player->powers[power] = INVULNTICS;
break;
case PT_INVISIBILITY:
player->powers[power] = INVISTICS;
player->plr->mo->flags |= MF_SHADOW;;
break;
case PT_FLIGHT:
player->powers[power] = 1;
player->plr->mo->flags2 |= MF2_FLY;
player->plr->mo->flags |= MF_NOGRAVITY;
if(player->plr->mo->pos[VZ] <= player->plr->mo->floorZ)
{
player->flyHeight = 10; // Thrust the player in the air a bit.
player->plr->mo->flags |= DDPF_FIXMOM;
}
break;
case PT_INFRARED:
player->powers[power] = INFRATICS;
break;
case PT_IRONFEET:
player->powers[power] = IRONTICS;
break;
case PT_STRENGTH:
P_GiveBody(player, maxHealth);
player->powers[power] = 1;
break;
default:
if(player->powers[power])
return false; // Already got it.
player->powers[power] = 1;
break;
}
if(power == PT_ALLMAP)
AM_RevealMap(AM_MapForPlayer(player - players), true);
// Maybe unhide the HUD?
ST_HUDUnHide(player - players, HUE_ON_PICKUP_POWER);
return true;
}
boolean P_TakePower(player_t* player, int power)
{
mobj_t* plrmo = player->plr->mo;
player->update |= PSF_POWERS;
if(player->powers[PT_FLIGHT])
{
if(plrmo->pos[VZ] != plrmo->floorZ && cfg.lookSpring)
{
player->centering = true;
}
plrmo->flags2 &= ~MF2_FLY;
plrmo->flags &= ~MF_NOGRAVITY;
player->powers[power] = 0;
return true;
}
if(!player->powers[power])
return false; // Dont got it.
if(power == PT_ALLMAP)
AM_RevealMap(AM_MapForPlayer(player - players), false);
player->powers[power] = 0;
return true;
}
typedef enum {
IT_NONE = 0,
IT_HEALTH_PACK,
IT_HEALTH_KIT,
IT_HEALTH_BONUS,
IT_HEALTH_SOULSPHERE,
IT_ARMOR_GREEN,
IT_ARMOR_BLUE,
IT_ARMOR_BONUS,
IT_WEAPON_BFG,
IT_WEAPON_CHAINGUN,
IT_WEAPON_CHAINSAW,
IT_WEAPON_RLAUNCHER,
IT_WEAPON_PLASMARIFLE,
IT_WEAPON_SHOTGUN,
IT_WEAPON_SSHOTGUN,
IT_AMMO_CLIP,
IT_AMMO_CLIP_BOX,
IT_AMMO_ROCKET,
IT_AMMO_ROCKET_BOX,
IT_AMMO_CELL,
IT_AMMO_CELL_BOX,
IT_AMMO_SHELL,
IT_AMMO_SHELL_BOX,
IT_KEY_BLUE,
IT_KEY_YELLOW,
IT_KEY_RED,
IT_KEY_BLUESKULL,
IT_KEY_YELLOWSKULL,
IT_KEY_REDSKULL,
IT_INVUL,
IT_BERSERK,
IT_INVIS,
IT_SUIT,
IT_ALLMAP,
IT_VISOR,
IT_BACKPACK,
IT_MEGASPHERE
} itemtype_t;
static itemtype_t getItemTypeBySprite(spritetype_e sprite)
{
static const struct item_s {
itemtype_t type;
spritetype_e sprite;
} items[] = {
{ IT_HEALTH_PACK, SPR_STIM },
{ IT_HEALTH_KIT, SPR_MEDI },
{ IT_HEALTH_BONUS, SPR_BON1 },
{ IT_HEALTH_SOULSPHERE, SPR_SOUL },
{ IT_ARMOR_GREEN, SPR_ARM1 },
{ IT_ARMOR_BLUE, SPR_ARM2 },
{ IT_ARMOR_BONUS, SPR_BON2 },
{ IT_WEAPON_BFG, SPR_BFUG },
{ IT_WEAPON_CHAINGUN, SPR_MGUN },
{ IT_WEAPON_CHAINSAW, SPR_CSAW },
{ IT_WEAPON_RLAUNCHER, SPR_LAUN },
{ IT_WEAPON_PLASMARIFLE, SPR_PLAS },
{ IT_WEAPON_SHOTGUN, SPR_SHOT },
{ IT_WEAPON_SSHOTGUN, SPR_SGN2 },
{ IT_AMMO_CLIP, SPR_CLIP },
{ IT_AMMO_CLIP_BOX, SPR_AMMO },
{ IT_AMMO_ROCKET, SPR_ROCK },
{ IT_AMMO_ROCKET_BOX, SPR_BROK },
{ IT_AMMO_CELL, SPR_CELL },
{ IT_AMMO_CELL_BOX, SPR_CELP },
{ IT_AMMO_SHELL, SPR_SHEL },
{ IT_AMMO_SHELL_BOX, SPR_SBOX },
{ IT_KEY_BLUE, SPR_BKEY },
{ IT_KEY_YELLOW, SPR_YKEY },
{ IT_KEY_RED, SPR_RKEY },
{ IT_KEY_BLUESKULL, SPR_BSKU },
{ IT_KEY_YELLOWSKULL, SPR_YSKU },
{ IT_KEY_REDSKULL, SPR_RSKU },
{ IT_INVUL, SPR_PINV },
{ IT_BERSERK, SPR_PSTR },
{ IT_INVIS, SPR_PINS },
{ IT_SUIT, SPR_SUIT },
{ IT_ALLMAP, SPR_PMAP },
{ IT_VISOR, SPR_PVIS },
{ IT_BACKPACK, SPR_BPAK },
{ IT_MEGASPHERE, SPR_MEGA },
{ IT_NONE, 0 }
};
uint i;
for(i = 0; items[i].type != IT_NONE; ++i)
if(items[i].sprite == sprite)
return items[i].type;
return IT_NONE;
}
/**
* @param plr Player being given item.
* @param item Type of item being given.
* @param dropped @c true = the item was dropped by some entity.
*
* @return @c true iff the item should be destroyed.
*/
static boolean giveItem(player_t* plr, itemtype_t item, boolean dropped)
{
switch(item)
{
case IT_ARMOR_GREEN:
if(!P_GiveArmor(plr, armorClass[0],
armorPoints[MINMAX_OF(0, armorClass[0] - 1, 1)]))
return false;
P_SetMessage(plr, GOTARMOR, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_ARMOR_BLUE:
if(!P_GiveArmor(plr, armorClass[1],
armorPoints[MINMAX_OF(0, armorClass[1] - 1, 1)]))
return false;
P_SetMessage(plr, GOTMEGA, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_ARMOR_BONUS:
if(!plr->armorType)
P_PlayerSetArmorType(plr, armorClass[0]);
if(plr->armorPoints < armorPoints[1])
P_PlayerGiveArmorBonus(plr, 1);
P_SetMessage(plr, GOTARMBONUS, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
// Maybe unhide the HUD?
ST_HUDUnHide(plr - players, HUE_ON_PICKUP_ARMOR);
break;
case IT_HEALTH_PACK:
if(!P_GiveBody(plr, 10))
return false;
P_SetMessage(plr, GOTSTIM, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_HEALTH_KIT:
{
int oldHealth = plr->health;
/**
* DOOM bug:
* The following test was originaly placed AFTER the call to
* P_GiveBody thereby making the first outcome impossible as
* the medikit gives 25 points of health. This resulted that
* the GOTMEDINEED "Picked up a medikit that you REALLY need"
* was never used.
*/
if(!P_GiveBody(plr, 25))
return false;
P_SetMessage(plr, GET_TXT(
(oldHealth < 25)? TXT_GOTMEDINEED : TXT_GOTMEDIKIT), false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
}
case IT_HEALTH_BONUS:
plr->health++; // Can go over 100%.
if(plr->health > healthLimit)
plr->health = healthLimit;
plr->plr->mo->health = plr->health;
plr->update |= PSF_HEALTH;
P_SetMessage(plr, GOTHTHBONUS, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
// Maybe unhide the HUD?
ST_HUDUnHide(plr - players, HUE_ON_PICKUP_HEALTH);
break;
case IT_HEALTH_SOULSPHERE:
plr->health += soulSphereHealth;
if(plr->health > soulSphereLimit)
plr->health = soulSphereLimit;
plr->plr->mo->health = plr->health;
plr->update |= PSF_HEALTH;
P_SetMessage(plr, GOTSUPER, false);
S_ConsoleSound(SFX_GETPOW, NULL, plr - players);
// Maybe unhide the HUD?
ST_HUDUnHide(plr - players, HUE_ON_PICKUP_HEALTH);
break;
case IT_KEY_BLUE:
if(!plr->keys[KT_BLUECARD])
P_SetMessage(plr, GOTBLUECARD, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
P_GiveKey(plr, KT_BLUECARD);
if(IS_NETGAME)
return false;
break;
case IT_KEY_YELLOW:
if(!plr->keys[KT_YELLOWCARD])
P_SetMessage(plr, GOTYELWCARD, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
P_GiveKey(plr, KT_YELLOWCARD);
if(IS_NETGAME)
return false;
break;
case IT_KEY_RED:
if(!plr->keys[KT_REDCARD])
P_SetMessage(plr, GOTREDCARD, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
P_GiveKey(plr, KT_REDCARD);
if(IS_NETGAME)
return false;
break;
case IT_KEY_BLUESKULL:
if(!plr->keys[KT_BLUESKULL])
P_SetMessage(plr, GOTBLUESKUL, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
P_GiveKey(plr, KT_BLUESKULL);
if(IS_NETGAME)
return false;
break;
case IT_KEY_YELLOWSKULL:
if(!plr->keys[KT_YELLOWSKULL])
P_SetMessage(plr, GOTYELWSKUL, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
P_GiveKey(plr, KT_YELLOWSKULL);
if(IS_NETGAME)
return false;
break;
case IT_KEY_REDSKULL:
if(!plr->keys[KT_REDSKULL])
P_SetMessage(plr, GOTREDSKULL, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
P_GiveKey(plr, KT_REDSKULL);
if(IS_NETGAME)
return false;
break;
case IT_MEGASPHERE:
if(gameMode != commercial)
return false;
plr->health = megaSphereHealth;
plr->plr->mo->health = plr->health;
plr->update |= PSF_HEALTH;
P_GiveArmor(plr, armorClass[1],
armorPoints[MINMAX_OF(0, armorClass[1] - 1, 1)]);
P_SetMessage(plr, GOTMSPHERE, false);
S_ConsoleSound(SFX_GETPOW, NULL, plr - players);
// Maybe unhide the HUD?
ST_HUDUnHide(plr - players, HUE_ON_PICKUP_HEALTH);
break;
case IT_INVUL:
if(!P_GivePower(plr, PT_INVULNERABILITY))
return false;
P_SetMessage(plr, GOTINVUL, false);
S_ConsoleSound(SFX_GETPOW, NULL, plr - players);
break;
case IT_BERSERK:
if(!P_GivePower(plr, PT_STRENGTH))
return false;
P_SetMessage(plr, GOTBERSERK, false);
if(plr->readyWeapon != WT_FIRST && cfg.berserkAutoSwitch)
{
plr->pendingWeapon = WT_FIRST;
plr->update |= PSF_PENDING_WEAPON | PSF_READY_WEAPON;
}
S_ConsoleSound(SFX_GETPOW, NULL, plr - players);
break;
case IT_INVIS:
if(!P_GivePower(plr, PT_INVISIBILITY))
return false;
P_SetMessage(plr, GOTINVIS, false);
S_ConsoleSound(SFX_GETPOW, NULL, plr - players);
break;
case IT_SUIT:
if(!P_GivePower(plr, PT_IRONFEET))
return false;
P_SetMessage(plr, GOTSUIT, false);
S_ConsoleSound(SFX_GETPOW, NULL, plr - players);
break;
case IT_ALLMAP:
if(!P_GivePower(plr, PT_ALLMAP))
return false;
P_SetMessage(plr, GOTMAP, false);
S_ConsoleSound(SFX_GETPOW, NULL, plr - players);
break;
case IT_VISOR:
if(!P_GivePower(plr, PT_INFRARED))
return false;
P_SetMessage(plr, GOTVISOR, false);
S_ConsoleSound(SFX_GETPOW, NULL, plr - players);
break;
case IT_BACKPACK:
P_GiveBackpack(plr);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_AMMO_CLIP:
if(!P_GiveAmmo(plr, AT_CLIP, dropped? 0 : 1))
return false;
P_SetMessage(plr, GOTCLIP, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_AMMO_CLIP_BOX:
if(!P_GiveAmmo(plr, AT_CLIP, 5))
return false;
P_SetMessage(plr, GOTCLIPBOX, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_AMMO_ROCKET:
if(!P_GiveAmmo(plr, AT_MISSILE, 1))
return false;
P_SetMessage(plr, GOTROCKET, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_AMMO_ROCKET_BOX:
if(!P_GiveAmmo(plr, AT_MISSILE, 5))
return false;
P_SetMessage(plr, GOTROCKBOX, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_AMMO_CELL:
if(!P_GiveAmmo(plr, AT_CELL, 1))
return false;
P_SetMessage(plr, GOTCELL, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_AMMO_CELL_BOX:
if(!P_GiveAmmo(plr, AT_CELL, 5))
return false;
P_SetMessage(plr, GOTCELLBOX, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_AMMO_SHELL:
if(!P_GiveAmmo(plr, AT_SHELL, 1))
return false;
P_SetMessage(plr, GOTSHELLS, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_AMMO_SHELL_BOX:
if(!P_GiveAmmo(plr, AT_SHELL, 5))
return false;
P_SetMessage(plr, GOTSHELLBOX, false);
S_ConsoleSound(SFX_ITEMUP, NULL, plr - players);
break;
case IT_WEAPON_BFG:
if(!P_GiveWeapon(plr, WT_SEVENTH, dropped))
return false;
P_SetMessage(plr, GOTBFG9000, false);
S_ConsoleSound(SFX_WPNUP, NULL, plr - players);
break;
case IT_WEAPON_CHAINGUN:
if(!P_GiveWeapon(plr, WT_FOURTH, dropped))
return false;
P_SetMessage(plr, GOTCHAINGUN, false);
S_ConsoleSound(SFX_WPNUP, NULL, plr - players);
break;
case IT_WEAPON_CHAINSAW:
if(!P_GiveWeapon(plr, WT_EIGHTH, dropped))
return false;
P_SetMessage(plr, GOTCHAINSAW, false);
S_ConsoleSound(SFX_WPNUP, NULL, plr - players);
break;
case IT_WEAPON_RLAUNCHER:
if(!P_GiveWeapon(plr, WT_FIFTH, dropped))
return false;
P_SetMessage(plr, GOTLAUNCHER, false);
S_ConsoleSound(SFX_WPNUP, NULL, plr - players);
break;
case IT_WEAPON_PLASMARIFLE:
if(!P_GiveWeapon(plr, WT_SIXTH, dropped))
return false;
P_SetMessage(plr, GOTPLASMA, false);
S_ConsoleSound(SFX_WPNUP, NULL, plr - players);
break;
case IT_WEAPON_SHOTGUN:
if(!P_GiveWeapon(plr, WT_THIRD, dropped))
return false;
P_SetMessage(plr, GOTSHOTGUN, false);
S_ConsoleSound(SFX_WPNUP, NULL, plr - players);
break;
case IT_WEAPON_SSHOTGUN:
if(!P_GiveWeapon(plr, WT_NINETH, dropped))
return false;
P_SetMessage(plr, GOTSHOTGUN2, false);
S_ConsoleSound(SFX_WPNUP, NULL, plr - players);
break;
default:
Con_Error("giveItem: Unknown item %i.", (int) item);
}
return true;
}
void P_TouchSpecialMobj(mobj_t* special, mobj_t* toucher)
{
player_t* player;
float delta;
itemtype_t item;
delta = special->pos[VZ] - toucher->pos[VZ];
if(delta > toucher->height || delta < -8)
{ // Out of reach.
return;
}
// Dead thing touching (can happen with a sliding player corpse).
if(toucher->health <= 0)
return;
player = toucher->player;
// Identify by sprite.
if((item = getItemTypeBySprite(special->sprite)) != IT_NONE)
{
if(!giveItem(player, item, (special->flags & MF_DROPPED)? true : false))
return; // Don't destroy the item.
}
else
{
Con_Message("P_TouchSpecialMobj: Unknown gettable thing %i.\n",
(int) special->type);
}
if(special->flags & MF_COUNTITEM)
player->itemCount++;
P_MobjRemove(special, false);
player->bonusCount += BONUSADD;
}
void P_KillMobj(mobj_t *source, mobj_t *target, boolean stomping)
{
mobjtype_t item;
mobj_t* mo;
unsigned int an;
angle_t angle;
if(!target)
return; // Nothing to kill...
target->flags &= ~(MF_SHOOTABLE | MF_FLOAT | MF_SKULLFLY);
if(target->type != MT_SKULL)
target->flags &= ~MF_NOGRAVITY;
target->flags |= MF_CORPSE | MF_DROPOFF;
target->flags2 &= ~MF2_PASSMOBJ;
target->corpseTics = 0;
target->height /= 2*2;
if(source && source->player)
{
// Count for intermission.
if(target->flags & MF_COUNTKILL)
source->player->killCount++;
if(target->player)
{
source->player->frags[target->player - players]++;
NetSv_FragsForAll(source->player);
NetSv_KillMessage(source->player, target->player, stomping);
}
}
else if(!IS_NETGAME && (target->flags & MF_COUNTKILL))
{
// Count all monster deaths (even those caused by other monsters).
players[0].killCount++;
}
if(target->player)
{
// Count environment kills against the player.
if(!source)
{
target->player->frags[target->player - players]++;
NetSv_FragsForAll(target->player);
NetSv_KillMessage(target->player, target->player, stomping);
}
target->flags &= ~MF_SOLID;
target->flags2 &= ~MF2_FLY;
target->player->powers[PT_FLIGHT] = 0;
target->player->playerState = PST_DEAD;
target->player->rebornWait = PLAYER_REBORN_TICS;
target->player->update |= PSF_STATE;
target->player->plr->flags |= DDPF_DEAD;
P_DropWeapon(target->player);
// Don't die with the automap open.
AM_Open(AM_MapForPlayer(target->player - players), false, false);
}
if(target->health < -target->info->spawnHealth &&
P_GetState(target->type, SN_XDEATH))
{ // Extreme death.
P_MobjChangeState(target, P_GetState(target->type, SN_XDEATH));
}
else
{ // Normal death.
P_MobjChangeState(target, P_GetState(target->type, SN_DEATH));
}
target->tics -= P_Random() & 3;
if(target->tics < 1)
target->tics = 1;
// Drop stuff.
// This determines the kind of object spawned during the death frame
// of a thing.
switch(target->type)
{
case MT_WOLFSS:
case MT_POSSESSED:
item = MT_CLIP;
break;
case MT_SHOTGUY:
item = MT_SHOTGUN;
break;
case MT_CHAINGUY:
item = MT_CHAINGUN;
break;
default:
return;
}
// Don't drop at the exact same place, causes Z flickering with
// 3D sprites.
angle = P_Random() << 24;
an = angle >> ANGLETOFINESHIFT;
mo = P_SpawnMobj3f(item,
target->pos[VX] + 3 * FIX2FLT(finecosine[an]),
target->pos[VY] + 3 * FIX2FLT(finesine[an]),
ONFLOORZ, angle);
mo->flags |= MF_DROPPED; // Special versions of items.
}
/**
* Damages both enemies and players.
*
* @param inflictor Mobj that caused the damage creature or missile,
* can be NULL (slime, etc)
* @param source Mobj to target after taking damage. Can be @c NULL
* for barrel explosions and other environmental stuff.
* Source and inflictor are the same for melee attacks.
* @return Actual amount of damage done.
*/
int P_DamageMobj(mobj_t* target, mobj_t* inflictor, mobj_t* source,
int damageP, boolean stomping)
{
angle_t angle;
int saved, originalHealth;
player_t* player;
int temp, damage;
if(!target)
return 0; // Wha?
originalHealth = target->health;
// The actual damage (== damageP * netMobDamageModifier for any
// non-player mobj).
damage = damageP;
if(IS_NETGAME && !stomping &&
D_NetDamageMobj(target, inflictor, source, damage))
{ // We're done here.
return 0;
}
// Clients can't harm anybody.
if(IS_CLIENT)
return 0;
if(!(target->flags & MF_SHOOTABLE))
return 0; // Shouldn't happen...
if(target->health <= 0)
return 0;
if(target->player)
{ // Player specific.
// Check if player-player damage is disabled.
if(source && source->player && source->player != target->player)
{
// Co-op damage disabled?
if(IS_NETGAME && !deathmatch && cfg.noCoopDamage)
return 0;
// Same color, no damage?
if(cfg.noTeamDamage &&
cfg.playerColor[target->player - players] ==
cfg.playerColor[source->player - players])
return 0;
}
}
if(target->flags & MF_SKULLFLY)
{
target->mom[MX] = target->mom[MY] = target->mom[MZ] = 0;