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C3_ACT1.C
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C3_ACT1.C
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/* Catacomb 3-D Source Code
* Copyright (C) 1993-2014 Flat Rock Software
*
* 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 Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
// C3_PLAY.C
#include "C3_DEF.H"
#pragma hdrstop
/*
=============================================================================
LOCAL CONSTANTS
=============================================================================
*/
/*
=============================================================================
GLOBAL VARIABLES
=============================================================================
*/
/*
=============================================================================
LOCAL VARIABLES
=============================================================================
*/
dirtype dirtable[9] = {northwest,north,northeast,west,nodir,east,
southwest,south,southeast};
/*
=============================================================================
BONUS ITEMS
=============================================================================
*/
extern statetype s_boltbonus2;
extern statetype s_nukebonus2;
statetype s_boltbonus = {BOLTOBJPIC,8,NULL,&s_boltbonus2};
statetype s_boltbonus2 = {BOLTOBJ2PIC,8,NULL,&s_boltbonus};
statetype s_nukebonus = {NUKEOBJPIC,8,NULL,&s_nukebonus2};
statetype s_nukebonus2 = {NUKEOBJ2PIC,8,NULL,&s_nukebonus};
statetype s_potionbonus = {POTIONOBJPIC,0,NULL,&s_potionbonus};
statetype s_rkeybonus = {RKEYOBJPIC,0,NULL,&s_rkeybonus};
statetype s_ykeybonus = {YKEYOBJPIC,0,NULL,&s_ykeybonus};
statetype s_gkeybonus = {GKEYOBJPIC,0,NULL,&s_gkeybonus};
statetype s_bkeybonus = {BKEYOBJPIC,0,NULL,&s_bkeybonus};
statetype s_scrollbonus = {SCROLLOBJPIC,0,NULL,&s_scrollbonus};
statetype s_chestbonus = {CHESTOBJPIC,0,NULL,&s_chestbonus};
statetype s_goalbonus = {NEMESISPIC,0,NULL,&s_goalbonus};
/*
===============
=
= SpawnBonus
=
===============
*/
void SpawnBonus (int tilex, int tiley, int number)
{
statetype *state;
if (number == B_BOLT)
state = &s_boltbonus;
else if (number == B_NUKE)
state = &s_nukebonus;
else if (number == B_POTION)
state = &s_potionbonus;
else if (number == B_RKEY)
state = &s_rkeybonus;
else if (number == B_YKEY)
state = &s_ykeybonus;
else if (number == B_GKEY)
state = &s_gkeybonus;
else if (number == B_BKEY)
state = &s_bkeybonus;
else if (number >= B_SCROLL1 && number <= B_SCROLL8)
state = &s_scrollbonus;
else if (number == B_CHEST)
state = &s_chestbonus;
else if (number == B_GOAL)
state = &s_goalbonus;
SpawnNewObj (tilex,tiley,state,TILEGLOBAL/2);
new->tileobject = true;
new->temp1 = number;
new->obclass = bonusobj;
new->shootable = false;
}
/*
=============================================================================
EXPLODING WALL
=============================================================================
*/
void T_WallDie (objtype *ob);
extern statetype s_walldie1;
extern statetype s_walldie2;
extern statetype s_walldie3;
extern statetype s_walldie4;
extern statetype s_walldie5;
extern statetype s_walldie6;
statetype s_walldie1 = {0,20,NULL,&s_walldie2};
statetype s_walldie2 = {0,-1,T_WallDie,&s_walldie3};
statetype s_walldie3 = {0,20,NULL,&s_walldie4};
statetype s_walldie4 = {0,-1,T_WallDie,&s_walldie5};
statetype s_walldie5 = {0,20,NULL,&s_walldie6};
statetype s_walldie6 = {0,-1,T_WallDie,NULL};
/*
================
=
= ExplodeWall
=
================
*/
void ExplodeWall (int tilex, int tiley)
{
SpawnNewObj (tilex,tiley,&s_walldie1,0);
new->obclass = inertobj;
new->active = true;
(unsigned)actorat[new->tilex][new->tiley] = tilemap[new->tilex][new->tiley] =
*(mapsegs[0]+farmapylookup[new->tiley]+new->tilex) = WALLEXP;
}
/*
================
=
= T_WallDie
=
================
*/
void T_WallDie (objtype *ob)
{
unsigned tile,other;
if (++ob->temp1 == 3)
tile = 0;
else
tile = WALLEXP-1 + ob->temp1;
(unsigned)actorat[ob->tilex][ob->tiley] = tilemap[ob->tilex][ob->tiley] =
*(mapsegs[0]+farmapylookup[ob->tiley]+ob->tilex) = tile;
if (ob->temp1 == 1)
{
//
// blow up nearby walls
//
other = tilemap[ob->tilex-1][ob->tiley];
if ((unsigned)(other-EXPWALLSTART)<NUMEXPWALLS)
ExplodeWall (ob->tilex-1,ob->tiley);
other = tilemap[ob->tilex+1][ob->tiley];
if ((unsigned)(other-EXPWALLSTART)<NUMEXPWALLS)
ExplodeWall (ob->tilex+1,ob->tiley);
other = tilemap[ob->tilex][ob->tiley-1];
if ((unsigned)(other-EXPWALLSTART)<NUMEXPWALLS)
ExplodeWall (ob->tilex,ob->tiley-1);
other = tilemap[ob->tilex][ob->tiley+1];
if ((unsigned)(other-EXPWALLSTART)<NUMEXPWALLS)
ExplodeWall (ob->tilex,ob->tiley+1);
}
}
/*
=============================================================================
WARP GATE
=============================================================================
*/
void T_Gate (objtype *ob);
extern statetype s_gate1;
extern statetype s_gate2;
extern statetype s_gate3;
extern statetype s_gate4;
extern statetype s_fgate1;
extern statetype s_fgate2;
extern statetype s_fgate3;
extern statetype s_fgate4;
statetype s_gate1 = {WARP1PIC,12,T_Gate,&s_gate2};
statetype s_gate2 = {WARP2PIC,12,T_Gate,&s_gate3};
statetype s_gate3 = {WARP3PIC,12,T_Gate,&s_gate4};
statetype s_gate4 = {WARP4PIC,12,T_Gate,&s_gate1};
statetype s_fgate1 = {WARP1PIC,6,T_Gate,&s_fgate2};
statetype s_fgate2 = {WARP2PIC,6,T_Gate,&s_fgate3};
statetype s_fgate3 = {WARP3PIC,6,T_Gate,&s_fgate4};
statetype s_fgate4 = {WARP4PIC,6,T_Gate,&s_fgate1};
/*
===============
=
= SpawnWarp
=
===============
*/
void SpawnWarp (int tilex, int tiley, int type)
{
if (type)
SpawnNewObj (tilex,tiley,&s_fgate1,TILEGLOBAL/3);
else
SpawnNewObj (tilex,tiley,&s_gate1,TILEGLOBAL/3);
new->obclass = gateobj;
new->temp1 = type;
}
/*
===============
=
= T_Gate
=
===============
*/
#define STATUSCOLOR 4
void T_Gate (objtype *ob)
{
int spot;
objtype *check;
unsigned temp;
if (CheckHandAttack (ob) && !playstate)
{
//
// warp
//
temp = bufferofs;
bufferofs = 0;
VW_Bar (26,4,232,9,STATUSCOLOR); // clear text description
bufferofs = temp;
IN_ClearKeysDown ();
if (ob->temp1)
{
//
// teleport inside level
//
for (check=player->next;check;check=check->next)
if (check->obclass==gateobj && check->temp1==ob->temp1 &&
check != ob)
{
player->x = check->x;
player->y = check->y;
Thrust (player->angle,TILEGLOBAL/2); // move forwards
Thrust (player->angle,TILEGLOBAL/2); // move forwards
Thrust (player->angle,TILEGLOBAL/2); // move forwards
fizzlein=true;
}
}
else
{
//
// teleport out of level
//
playstate = ex_warped;
spot = *(mapsegs[0]+farmapylookup[ob->tiley]+ob->tilex)-NAMESTART;
if (spot<1)
gamestate.mapon++;
else
gamestate.mapon=spot-1;
SD_PlaySound(WARPUPSND);
}
}
}
/*
=============================================================================
TROLLS
=============================================================================
*/
void T_Troll (objtype *ob);
extern statetype s_trollpause;
extern statetype s_troll1;
extern statetype s_troll2;
extern statetype s_troll3;
extern statetype s_troll4;
extern statetype s_trollattack1;
extern statetype s_trollattack2;
extern statetype s_trollattack3;
extern statetype s_trollouch;
extern statetype s_trolldie1;
extern statetype s_trolldie2;
extern statetype s_trolldie3;
statetype s_trollpause = {TROLL1PIC,40,NULL,&s_troll2};
statetype s_troll1 = {TROLL1PIC,13,T_Troll,&s_troll2};
statetype s_troll2 = {TROLL2PIC,13,T_Troll,&s_troll3};
statetype s_troll3 = {TROLL3PIC,13,T_Troll,&s_troll4};
statetype s_troll4 = {TROLL4PIC,13,T_Troll,&s_troll1};
statetype s_trollattack1 = {TROLLATTACK1PIC,20,NULL,&s_trollattack2};
statetype s_trollattack2 = {TROLLATTACK2PIC,10,T_DoDamage,&s_trollattack3};
statetype s_trollattack3 = {TROLLATTACK2PIC,40,NULL,&s_trollpause};
statetype s_trollouch = {TROLLOUCHPIC,8,NULL,&s_troll1};
statetype s_trolldie1 = {TROLLDIE1PIC,8,NULL,&s_trolldie2};
statetype s_trolldie2 = {TROLLDIE2PIC,8,NULL,&s_trolldie3};
statetype s_trolldie3 = {TROLLDIE3PIC,0,NULL,&s_trolldie3};
/*
===============
=
= SpawnTroll
=
===============
*/
void SpawnTroll (int tilex, int tiley)
{
SpawnNewObj(tilex,tiley,&s_troll1,40*PIXRADIUS);
new->speed = 2500;
new->obclass = trollobj;
new->shootable = true;
new->hitpoints = 10;
}
/*
===============
=
= T_Troll
=
===============
*/
void T_Troll (objtype *ob)
{
if (Chase (ob,true))
{
ob->state = &s_trollattack1;
ob->ticcount = ob->state->tictime;
return;
}
}
/*
=============================================================================
ORCS
=============================================================================
*/
void T_Orc (objtype *ob);
extern statetype s_orcpause;
extern statetype s_orc1;
extern statetype s_orc2;
extern statetype s_orc3;
extern statetype s_orc4;
extern statetype s_orcattack1;
extern statetype s_orcattack2;
extern statetype s_orcattack3;
extern statetype s_orcouch;
extern statetype s_orcdie1;
extern statetype s_orcdie2;
extern statetype s_orcdie3;
statetype s_orcpause = {ORC1PIC,40,NULL,&s_orc2};
statetype s_orc1 = {ORC1PIC,20,T_Orc,&s_orc2};
statetype s_orc2 = {ORC2PIC,20,T_Orc,&s_orc3};
statetype s_orc3 = {ORC3PIC,20,T_Orc,&s_orc4};
statetype s_orc4 = {ORC4PIC,20,T_Orc,&s_orc1};
statetype s_orcattack1 = {ORCATTACK1PIC,20,NULL,&s_orcattack2};
statetype s_orcattack2 = {ORCATTACK2PIC,10,T_DoDamage,&s_orcattack3};
statetype s_orcattack3 = {ORCATTACK2PIC,40,NULL,&s_orcpause};
statetype s_orcouch = {ORCOUCHPIC,10,NULL,&s_orc1};
statetype s_orcdie1 = {ORCDIE1PIC,8,NULL,&s_orcdie2};
statetype s_orcdie2 = {ORCDIE2PIC,8,NULL,&s_orcdie3};
statetype s_orcdie3 = {ORCDIE3PIC,0,NULL,&s_orcdie3};
/*
===============
=
= SpawnOrc
=
===============
*/
void SpawnOrc (int tilex, int tiley)
{
SpawnNewObj(tilex,tiley,&s_orc1,PIXRADIUS*32);
new->obclass = orcobj;
new->speed = 1536;
new->shootable = true;
new->hitpoints = 3;
}
/*
===============
=
= T_Orc
=
===============
*/
void T_Orc (objtype *ob)
{
if (Chase (ob,true))
{
ob->state = &s_orcattack1;
ob->ticcount = ob->state->tictime;
return;
}
}
/*
=============================================================================
DEMON
=============================================================================
*/
void T_Demon (objtype *ob);
extern statetype s_demonpause;
extern statetype s_demon1;
extern statetype s_demon2;
extern statetype s_demon3;
extern statetype s_demon4;
extern statetype s_demonattack1;
extern statetype s_demonattack2;
extern statetype s_demonattack3;
extern statetype s_demonouch;
extern statetype s_demondie1;
extern statetype s_demondie2;
extern statetype s_demondie3;
statetype s_demonpause = {DEMON1PIC,40,NULL,&s_demon2};
statetype s_demon1 = {DEMON1PIC,20,T_Demon,&s_demon2};
statetype s_demon2 = {DEMON2PIC,20,T_Demon,&s_demon3};
statetype s_demon3 = {DEMON3PIC,20,T_Demon,&s_demon4};
statetype s_demon4 = {DEMON4PIC,20,T_Demon,&s_demon1};
statetype s_demonattack1 = {DEMONATTACK1PIC,20,NULL,&s_demonattack2};
statetype s_demonattack2 = {DEMONATTACK2PIC,20,T_DoDamage,&s_demonattack3};
statetype s_demonattack3 = {DEMONATTACK3PIC,30,NULL,&s_demonpause};
statetype s_demonouch = {DEMONOUCHPIC,10,NULL,&s_demon1};
statetype s_demondie1 = {DEMONDIE1PIC,20,NULL,&s_demondie2};
statetype s_demondie2 = {DEMONDIE2PIC,20,NULL,&s_demondie3};
statetype s_demondie3 = {DEMONDIE3PIC,0,NULL,&s_demondie3};
/*
===============
=
= SpawnDemon
=
===============
*/
void SpawnDemon (int tilex, int tiley)
{
SpawnNewObj(tilex,tiley,&s_demon1,TILEGLOBAL/2);
new->obclass = demonobj;
new->speed = 2048;
new->shootable = true;
new->hitpoints = 50;
}
/*
===============
=
= T_Demon
=
===============
*/
void T_Demon (objtype *ob)
{
if (Chase (ob,true))
{
ob->state = &s_demonattack1;
ob->ticcount = ob->state->tictime;
return;
}
}
/*
=============================================================================
MSHOTS
temp1 = dir
=============================================================================
*/
#define MSHOTDAMAGE 2
#define MSHOTSPEED 10000
void T_Mshot (objtype *ob);
extern statetype s_mshot1;
extern statetype s_mshot2;
statetype s_mshot1 = {PSHOT1PIC,8,&T_Mshot,&s_mshot2};
statetype s_mshot2 = {PSHOT2PIC,8,&T_Mshot,&s_mshot1};
/*
===============
=
= T_Mshot
=
===============
*/
void T_Mshot (objtype *ob)
{
objtype *check;
long xmove,ymove,speed;
xmove = ymove = 0;
switch (ob->dir)
{
case north:
ymove = -ob->speed*tics;
break;
case east:
xmove = ob->speed*tics;
break;
case south:
ymove = ob->speed*tics;
break;
case west:
xmove = -ob->speed*tics;
break;
}
ob->x+=xmove;
ob->y+=ymove;
CalcBounds (ob);
ob->tilex = ob->x>>TILESHIFT;
ob->tiley = ob->y>>TILESHIFT;
if (tilemap[ob->tilex][ob->tiley])
{
SD_PlaySound (SHOOTWALLSND);
ob->state = NULL;
return;
}
//
// check final position for monsters hit
//
if ( ob->xl <= player->xh
&& ob->xh >= player->xl
&& ob->yl <= player->yh
&& ob->yh >= player->yl)
{
TakeDamage (MSHOTDAMAGE*2);
ob->state = NULL;
return;
}
for (check = player->next; check; check=check->next)
if (ob->shootable && ob->obclass != mageobj
&& ob->xl <= check->xh
&& ob->xh >= check->xl
&& ob->yl <= check->yh
&& ob->yh >= check->yl)
{
ShootActor (check,MSHOTDAMAGE);
ob->state = NULL;
return;
}
}
/*
=============================================================================
MAGE
=============================================================================
*/
void T_Mage (objtype *ob);
void T_MageShoot (objtype *ob);
extern statetype s_magepause;
extern statetype s_mage1;
extern statetype s_mage2;
extern statetype s_mageattack1;
extern statetype s_mageattack2;
extern statetype s_mageattack3;
extern statetype s_mageouch;
extern statetype s_magedie1;
extern statetype s_magedie2;
statetype s_magepause = {MAGE1PIC,100,NULL,&s_mage2};
statetype s_mage1 = {MAGE1PIC,20,T_Mage,&s_mage2};
statetype s_mage2 = {MAGE2PIC,20,T_Mage,&s_mage1};
statetype s_mageattack1 = {MAGEATTACKPIC,20,NULL,&s_mageattack2};
statetype s_mageattack2 = {MAGEATTACKPIC,-1,T_MageShoot,&s_mageattack3};
statetype s_mageattack3 = {MAGEATTACKPIC,30,NULL,&s_magepause};
statetype s_mageouch = {MAGEOUCHPIC,10,NULL,&s_mage1};
statetype s_magedie1 = {MAGEDIE1PIC,20,NULL,&s_magedie2};
statetype s_magedie2 = {MAGEDIE2PIC,0,NULL,&s_magedie2};
/*
===============
=
= SpawnMage
=
===============
*/
void SpawnMage (int tilex, int tiley)
{
SpawnNewObj(tilex,tiley,&s_mage1,TILEGLOBAL/2);
new->obclass = mageobj;
new->speed = 2048;
new->shootable = true;
new->hitpoints = 5;
}
/*
===============
=
= T_Mage
=
===============
*/
void T_Mage (objtype *ob)
{
Chase (ob,false);
//
// check for line up with player
//
if (ob->x-PIXRADIUS*14 < player->xh
&& ob->x+PIXRADIUS > player->xl)
{
ob->temp1 = 1;
ob->state = &s_mageattack1;
}
else if (ob->y-PIXRADIUS*14 < player->yh
&& ob->y+PIXRADIUS > player->yl)
{
ob->temp1 = 0;
ob->state = &s_mageattack1;
}
}
/*
===============
=
= T_MageShoot
=
===============
*/
void T_MageShoot (objtype *ob)
{
SpawnNewObjFrac (ob->x,ob->y,&s_mshot1,PIXRADIUS*14);
new->obclass = mshotobj;
new->speed = MSHOTSPEED;
if (ob->temp1)
{
if (ob->tiley < player->tiley)
new->dir = south;
else
new->dir = north;
}
else
{
if (ob->tilex < player->tilex)
new->dir = east;
else
new->dir = west;
}
}
/*
=============================================================================
nemesis
=============================================================================
*/
void T_Nemesis (objtype *ob);
void T_NemesisShoot (objtype *ob);
extern statetype s_grelpause;
extern statetype s_grel1;
extern statetype s_grel2;
extern statetype s_grelattack1;
extern statetype s_grelattack2;
extern statetype s_grelattack3;
extern statetype s_grelouch;
extern statetype s_greldie1;
extern statetype s_greldie2;
extern statetype s_greldie3;
extern statetype s_greldie4;
extern statetype s_greldie5;
extern statetype s_greldie6;
statetype s_grelpause = {GREL1PIC,50,NULL,&s_grel2};
statetype s_grel1 = {GREL1PIC,20,T_Nemesis,&s_grel2};
statetype s_grel2 = {GREL2PIC,20,T_Nemesis,&s_grel1};
statetype s_grelattack1 = {GRELATTACKPIC,20,NULL,&s_grelattack2};
statetype s_grelattack2 = {GRELATTACKPIC,-1,T_NemesisShoot,&s_grelattack3};
statetype s_grelattack3 = {GRELATTACKPIC,30,NULL,&s_grelpause};
statetype s_grelouch = {GRELHITPIC,6,NULL,&s_grel1};
statetype s_greldie1 = {GRELDIE1PIC,20,NULL,&s_greldie2};
statetype s_greldie2 = {GRELDIE2PIC,20,NULL,&s_greldie3};
statetype s_greldie3 = {GRELDIE3PIC,20,NULL,&s_greldie4};
statetype s_greldie4 = {GRELDIE4PIC,20,NULL,&s_greldie5};
statetype s_greldie5 = {GRELDIE5PIC,20,NULL,&s_greldie6};
statetype s_greldie6 = {GRELDIE6PIC,0,NULL,&s_greldie6};
/*
===============
=
= SpawnNemesis
=
===============
*/
void SpawnNemesis (int tilex, int tiley)
{
SpawnNewObj(tilex,tiley,&s_grel1,PIXRADIUS*56);
new->obclass = grelmobj;
new->speed = 2048;
new->shootable = true;
new->hitpoints = 100;
}
/*
===============
=
= T_Nemesis
=
===============
*/
void T_Nemesis (objtype *ob)
{
Chase (ob,false);
//
// check for line up with player
//
if (ob->tilex == player->tilex)
{
ob->temp1 = 1;
ob->state = &s_grelattack1;
}
else if (ob->tiley == player->tiley)
{
ob->temp1 = 0;
ob->state = &s_grelattack1;
}
}
/*
===============
=
= T_NemesisShoot
=
===============
*/
void T_NemesisShoot (objtype *ob)
{
SpawnNewObjFrac (ob->x,ob->y,&s_mshot1,PIXRADIUS*14);
new->obclass = mshotobj;
new->speed = MSHOTSPEED;
if (ob->temp1)
{
if (ob->tiley < player->tiley)
new->dir = south;
else
new->dir = north;
}
else
{
if (ob->tilex < player->tilex)
new->dir = east;
else
new->dir = west;
}
}
/*
=============================================================================
BAT
=============================================================================
*/
void T_Bat (objtype *ob);
void T_BatPast (objtype *ob);
extern statetype s_bat1;
extern statetype s_bat2;
extern statetype s_bat3;
extern statetype s_bat4;
extern statetype s_batdie1;
extern statetype s_batdie2;
statetype s_bat1 = {BAT1PIC,6,T_Bat,&s_bat2};
statetype s_bat2 = {BAT2PIC,6,T_Bat,&s_bat3};
statetype s_bat3 = {BAT3PIC,6,T_Bat,&s_bat4};
statetype s_bat4 = {BAT4PIC,6,T_Bat,&s_bat1};
statetype s_batpast = {BAT4PIC,80,T_BatPast,&s_bat1};
statetype s_batdie1 = {BATDIE1PIC,8,NULL,&s_batdie2};
statetype s_batdie2 = {BATDIE2PIC,8,NULL,NULL};
/*
===============
=
= SpawnBat
=
===============
*/
void SpawnBat (int tilex, int tiley)
{
SpawnNewObj(tilex,tiley,&s_bat1,PIXRADIUS*24);
new->obclass =batobj;
new->shootable = true;
new->hitpoints = 1;
new->speed = 2000;
}
/*
==================================
=
= BatChaseThink
=
==================================
*/
void BatChaseThink (objtype *obj)
{
int deltax,deltay;
deltax=player->tilex - obj->tilex;
deltay=player->tiley - obj->tiley;
if (deltax>0)
deltax = 2;
else if (deltax<0)
deltax = 0;
else deltax = 1;
if (deltay>0)
deltay = 2;
else if (deltay<0)
deltay = 0;
else deltay = 1;
obj->dir = dirtable[deltay*3+deltax];
if (Walk(obj))
return;
obj->dir = dirtable[3+deltax];
if (Walk(obj))
return;
obj->dir = dirtable[deltay*3+1];
if (Walk(obj))
return;