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// Emacs style mode select -*- C++ -*-
//-----------------------------------------------------------------------------
//
// $Id: p_ceilng.c,v 1.8 2001/01/25 22:15:43 bpereira Exp $
//
// Copyright (C) 1993-1996 by id Software, Inc.
// Portions Copyright (C) 1998-2000 by DooM Legacy Team.
//
// 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.
//
//
// $Log: p_ceilng.c,v $
// Revision 1.8 2001/01/25 22:15:43 bpereira
// added heretic support
//
// Revision 1.7 2000/10/21 08:43:30 bpereira
// no message
//
// Revision 1.6 2000/09/28 20:57:16 bpereira
// no message
//
// Revision 1.5 2000/04/11 19:07:24 stroggonmeth
// Finished my logs, fixed a crashing bug.
//
// Revision 1.4 2000/04/08 17:29:24 stroggonmeth
// no message
//
// Revision 1.3 2000/04/04 00:32:46 stroggonmeth
// Initial Boom compatability plus few misc changes all around.
//
// Revision 1.2 2000/02/27 00:42:10 hurdler
// fix CR+LF problem
//
// Revision 1.1.1.1 2000/02/22 20:32:32 hurdler
// Initial import into CVS (v1.29 pr3)
//
//
// DESCRIPTION:
// Ceiling aninmation (lowering, crushing, raising)
//
//-----------------------------------------------------------------------------
#include "doomdef.h"
#include "p_local.h"
#include "r_state.h"
#include "s_sound.h"
#include "z_zone.h"
// ==========================================================================
// CEILINGS
// ==========================================================================
// SoM: 3/6/2000: the list of ceilings moving currently, including crushers
ceilinglist_t *activeceilings;
//ceiling_t* activeceilings[MAXCEILINGS];
int ceilmovesound = sfx_stnmov;
//
// T_MoveCeiling
//
void T_MoveCeiling (ceiling_t* ceiling)
{
result_e res;
switch(ceiling->direction)
{
case 0:
// IN STASIS
break;
case 1:
// UP
res = T_MovePlane(ceiling->sector,
ceiling->speed,
ceiling->topheight,
false,1,ceiling->direction);
if (!(leveltime % (8*NEWTICRATERATIO)))
{
switch(ceiling->type)
{
case silentCrushAndRaise:
case genSilentCrusher:
break;
default:
S_StartSound((mobj_t *)&ceiling->sector->soundorg,
ceilmovesound);
// ?
break;
}
}
if (res == pastdest)
{
switch(ceiling->type)
{
case raiseToHighest:
case genCeiling: //SoM: 3/6/2000
P_RemoveActiveCeiling(ceiling);
break;
// SoM: 3/6/2000: movers with texture change, change the texture then get removed
case genCeilingChgT:
case genCeilingChg0:
ceiling->sector->special = ceiling->newspecial;
ceiling->sector->oldspecial = ceiling->oldspecial;
case genCeilingChg:
ceiling->sector->ceilingpic = ceiling->texture;
P_RemoveActiveCeiling(ceiling);
break;
case silentCrushAndRaise:
S_StartSound((mobj_t *)&ceiling->sector->soundorg,
sfx_pstop);
case fastCrushAndRaise:
case genCrusher: // SoM: 3/6/2000
case genSilentCrusher:
case crushAndRaise:
ceiling->direction = -1;
break;
default:
break;
}
}
break;
case -1:
// DOWN
res = T_MovePlane(ceiling->sector,
ceiling->speed,
ceiling->bottomheight,
ceiling->crush,1,ceiling->direction);
if (!(leveltime % (8*NEWTICRATERATIO)))
{
switch(ceiling->type)
{
case silentCrushAndRaise:
case genSilentCrusher:
break;
default:
S_StartSound((mobj_t *)&ceiling->sector->soundorg,
ceilmovesound);
}
}
if (res == pastdest)
{
switch(ceiling->type) //SoM: 3/6/2000: Use boom code
{
case genSilentCrusher:
case genCrusher:
if (ceiling->oldspeed<CEILSPEED*3)
ceiling->speed = ceiling->oldspeed;
ceiling->direction = 1;
break;
// make platform stop at bottom of all crusher strokes
// except generalized ones, reset speed, start back up
case silentCrushAndRaise:
S_StartSound((mobj_t *)&ceiling->sector->soundorg,sfx_pstop);
case crushAndRaise:
ceiling->speed = CEILSPEED;
case fastCrushAndRaise:
ceiling->direction = 1;
break;
// in the case of ceiling mover/changer, change the texture
// then remove the active ceiling
case genCeilingChgT:
case genCeilingChg0:
ceiling->sector->special = ceiling->newspecial;
//jff add to fix bug in special transfers from changes
ceiling->sector->oldspecial = ceiling->oldspecial;
case genCeilingChg:
ceiling->sector->ceilingpic = ceiling->texture;
P_RemoveActiveCeiling(ceiling);
break;
// all other case, just remove the active ceiling
case lowerAndCrush:
case lowerToFloor:
case lowerToLowest:
case lowerToMaxFloor:
case genCeiling:
P_RemoveActiveCeiling(ceiling);
break;
default:
break;
}
}
else // ( res != pastdest )
{
if (res == crushed)
{
switch(ceiling->type)
{
//SoM: 2/6/2000
// slow down slow crushers on obstacle
case genCrusher:
case genSilentCrusher:
if (ceiling->oldspeed < CEILSPEED*3)
ceiling->speed = CEILSPEED / 8;
break;
case silentCrushAndRaise:
case crushAndRaise:
case lowerAndCrush:
ceiling->speed = CEILSPEED / 8;
break;
default:
break;
}
}
}
break;
}
}
//
// EV_DoCeiling
// Move a ceiling up/down and all around!
//
int
EV_DoCeiling
( line_t* line,
ceiling_e type )
{
int secnum;
int rtn;
sector_t* sec;
ceiling_t* ceiling;
secnum = -1;
rtn = 0;
// Reactivate in-stasis ceilings...for certain types.
// This restarts a crusher after it has been stopped
switch(type)
{
case fastCrushAndRaise:
case silentCrushAndRaise:
case crushAndRaise:
rtn = P_ActivateInStasisCeiling(line); //SoM: Return true if the crusher is activated
default:
break;
}
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
{
sec = §ors[secnum];
if (P_SectorActive(ceiling_special,sec)) //SoM: 3/6/2000
continue;
// new door thinker
rtn = 1;
ceiling = Z_Malloc (sizeof(*ceiling), PU_LEVSPEC, 0);
P_AddThinker (&ceiling->thinker);
sec->ceilingdata = ceiling;
ceiling->thinker.function.acp1 = (actionf_p1)T_MoveCeiling;
ceiling->sector = sec;
ceiling->crush = false;
switch(type)
{
case fastCrushAndRaise:
ceiling->crush = true;
ceiling->topheight = sec->ceilingheight;
ceiling->bottomheight = sec->floorheight + (8*FRACUNIT);
ceiling->direction = -1;
ceiling->speed = CEILSPEED * 2;
break;
case silentCrushAndRaise:
case crushAndRaise:
ceiling->crush = true;
ceiling->topheight = sec->ceilingheight;
case lowerAndCrush:
case lowerToFloor:
ceiling->bottomheight = sec->floorheight;
if (type != lowerToFloor)
ceiling->bottomheight += 8*FRACUNIT;
ceiling->direction = -1;
ceiling->speed = CEILSPEED;
break;
case raiseToHighest:
ceiling->topheight = P_FindHighestCeilingSurrounding(sec);
ceiling->direction = 1;
ceiling->speed = CEILSPEED;
break;
//SoM: 3/6/2000: Added Boom types
case lowerToLowest:
ceiling->bottomheight = P_FindLowestCeilingSurrounding(sec);
ceiling->direction = -1;
ceiling->speed = CEILSPEED;
break;
case lowerToMaxFloor:
ceiling->bottomheight = P_FindHighestFloorSurrounding(sec);
ceiling->direction = -1;
ceiling->speed = CEILSPEED;
break;
default:
break;
}
ceiling->tag = sec->tag;
ceiling->type = type;
P_AddActiveCeiling(ceiling);
}
return rtn;
}
//
// Add an active ceiling
//
//SoM: 3/6/2000: Take advantage of the new Boom method for active ceilings.
void P_AddActiveCeiling(ceiling_t* ceiling)
{
ceilinglist_t *list = malloc(sizeof *list);
list->ceiling = ceiling;
ceiling->list = list;
if ((list->next = activeceilings))
list->next->prev = &list->next;
list->prev = &activeceilings;
activeceilings = list;
}
//
// Remove a ceiling's thinker
//
// SoM: 3/6/2000 :Use improved Boom code.
void P_RemoveActiveCeiling(ceiling_t* ceiling)
{
ceilinglist_t *list = ceiling->list;
ceiling->sector->ceilingdata = NULL; //jff 2/22/98
P_RemoveThinker(&ceiling->thinker);
if ((*list->prev = list->next))
list->next->prev = list->prev;
free(list);
}
//
// Restart a ceiling that's in-stasis
//
//SoM: 3/6/2000: Use improved boom code
int P_ActivateInStasisCeiling(line_t *line)
{
ceilinglist_t *cl;
int rtn=0;
for (cl=activeceilings; cl; cl=cl->next)
{
ceiling_t *ceiling = cl->ceiling;
if (ceiling->tag == line->tag && ceiling->direction == 0)
{
ceiling->direction = ceiling->olddirection;
ceiling->thinker.function.acp1 = (actionf_p1) T_MoveCeiling;
rtn=1;
}
}
return rtn;
}
//
// EV_CeilingCrushStop
// Stop a ceiling from crushing!
//
//SoM: 3/6/2000: use improved Boom code
int EV_CeilingCrushStop(line_t* line)
{
int rtn=0;
ceilinglist_t *cl;
for (cl=activeceilings; cl; cl=cl->next)
{
ceiling_t *ceiling = cl->ceiling;
if (ceiling->direction != 0 && ceiling->tag == line->tag)
{
ceiling->olddirection = ceiling->direction;
ceiling->direction = 0;
ceiling->thinker.function.acv = (actionf_v)NULL;
rtn=1;
}
}
return rtn;
}
// SoM: 3/6/2000: Extra, boom only function.
//
// P_RemoveAllActiveCeilings()
//
// Removes all ceilings from the active ceiling list
//
// Passed nothing, returns nothing
//
void P_RemoveAllActiveCeilings(void)
{
while (activeceilings)
{
ceilinglist_t *next = activeceilings->next;
free(activeceilings);
activeceilings = next;
}
}
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