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rockbox/apps/plugins/doom/p_genlin.c
Dave Chapman 47f4a458d6 Patch #2969 - Doom! Currently only working on the H300. 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@9312 a1c6a512-1295-4272-9138-f99709370657
2006-03-28 15:44:01 +00:00

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/* Emacs style mode select -*- C++ -*-
*-----------------------------------------------------------------------------
*
*
* PrBoom a Doom port merged with LxDoom and LSDLDoom
* based on BOOM, a modified and improved DOOM engine
* Copyright (C) 1999 by
* id Software, Chi Hoang, Lee Killough, Jim Flynn, Rand Phares, Ty Halderman
* Copyright (C) 1999-2000 by
* Jess Haas, Nicolas Kalkhof, Colin Phipps, Florian Schulze
*
* 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., 59 Temple Place - Suite 330, Boston, MA
* 02111-1307, USA.
*
* DESCRIPTION:
* Generalized linedef type handlers
* Floors, Ceilings, Doors, Locked Doors, Lifts, Stairs, Crushers
*
*-----------------------------------------------------------------------------*/
#include "doomstat.h" //jff 6/19/98 for demo_compatibility
#include "r_main.h"
#include "p_spec.h"
#include "p_tick.h"
#include "m_random.h"
#include "s_sound.h"
#include "sounds.h"
//////////////////////////////////////////////////////////
//
// Generalized Linedef Type handlers
//
//////////////////////////////////////////////////////////
//
// EV_DoGenFloor()
//
// Handle generalized floor types
//
// Passed the line activating the generalized floor function
// Returns true if a thinker is created
//
// jff 02/04/98 Added this routine (and file) to handle generalized
// floor movers using bit fields in the line special type.
//
int EV_DoGenFloor
( line_t* line )
{
int secnum;
int rtn;
boolean manual;
sector_t* sec;
floormove_t* floor;
unsigned value = (unsigned)line->special - GenFloorBase;
// parse the bit fields in the line's special type
int Crsh = (value & FloorCrush) >> FloorCrushShift;
int ChgT = (value & FloorChange) >> FloorChangeShift;
int Targ = (value & FloorTarget) >> FloorTargetShift;
int Dirn = (value & FloorDirection) >> FloorDirectionShift;
int ChgM = (value & FloorModel) >> FloorModelShift;
int Sped = (value & FloorSpeed) >> FloorSpeedShift;
int Trig = (value & TriggerType) >> TriggerTypeShift;
rtn = 0;
// check if a manual trigger, if so do just the sector on the backside
manual = false;
if (Trig==PushOnce || Trig==PushMany)
{
if (!(sec = line->backsector))
return rtn;
secnum = sec-sectors;
manual = true;
goto manual_floor;
}
secnum = -1;
// if not manual do all sectors tagged the same as the line
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
{
sec = &sectors[secnum];
manual_floor:
// Do not start another function if floor already moving
if (P_SectorActive(floor_special,sec))
{
if (!manual)
continue;
else
return rtn;
}
// new floor thinker
rtn = 1;
floor = Z_Malloc (sizeof(*floor), PU_LEVSPEC, 0);
P_AddThinker (&floor->thinker);
sec->floordata = floor;
floor->thinker.function = T_MoveFloor;
floor->crush = Crsh;
floor->direction = Dirn? 1 : -1;
floor->sector = sec;
floor->texture = sec->floorpic;
floor->newspecial = sec->special;
//jff 3/14/98 transfer old special field too
floor->oldspecial = sec->oldspecial;
floor->type = genFloor;
// set the speed of motion
switch (Sped)
{
case SpeedSlow:
floor->speed = FLOORSPEED;
break;
case SpeedNormal:
floor->speed = FLOORSPEED*2;
break;
case SpeedFast:
floor->speed = FLOORSPEED*4;
break;
case SpeedTurbo:
floor->speed = FLOORSPEED*8;
break;
default:
break;
}
// set the destination height
switch(Targ)
{
case FtoHnF:
floor->floordestheight = P_FindHighestFloorSurrounding(sec);
break;
case FtoLnF:
floor->floordestheight = P_FindLowestFloorSurrounding(sec);
break;
case FtoNnF:
floor->floordestheight = Dirn?
P_FindNextHighestFloor(sec,sec->floorheight) :
P_FindNextLowestFloor(sec,sec->floorheight);
break;
case FtoLnC:
floor->floordestheight = P_FindLowestCeilingSurrounding(sec);
break;
case FtoC:
floor->floordestheight = sec->ceilingheight;
break;
case FbyST:
floor->floordestheight = (floor->sector->floorheight>>FRACBITS) +
floor->direction * (P_FindShortestTextureAround(secnum)>>FRACBITS);
if (floor->floordestheight>32000) //jff 3/13/98 prevent overflow
floor->floordestheight=32000; // wraparound in floor height
if (floor->floordestheight<-32000)
floor->floordestheight=-32000;
floor->floordestheight<<=FRACBITS;
break;
case Fby24:
floor->floordestheight = floor->sector->floorheight +
floor->direction * 24*FRACUNIT;
break;
case Fby32:
floor->floordestheight = floor->sector->floorheight +
floor->direction * 32*FRACUNIT;
break;
default:
break;
}
// set texture/type change properties
if (ChgT) // if a texture change is indicated
{
if (ChgM) // if a numeric model change
{
sector_t *sec;
//jff 5/23/98 find model with ceiling at target height if target
//is a ceiling type
sec = (Targ==FtoLnC || Targ==FtoC)?
P_FindModelCeilingSector(floor->floordestheight,secnum) :
P_FindModelFloorSector(floor->floordestheight,secnum);
if (sec)
{
floor->texture = sec->floorpic;
switch(ChgT)
{
case FChgZero: // zero type
floor->newspecial = 0;
//jff 3/14/98 change old field too
floor->oldspecial = 0;
floor->type = genFloorChg0;
break;
case FChgTyp: // copy type
floor->newspecial = sec->special;
//jff 3/14/98 change old field too
floor->oldspecial = sec->oldspecial;
floor->type = genFloorChgT;
break;
case FChgTxt: // leave type be
floor->type = genFloorChg;
break;
default:
break;
}
}
}
else // else if a trigger model change
{
floor->texture = line->frontsector->floorpic;
switch (ChgT)
{
case FChgZero: // zero type
floor->newspecial = 0;
//jff 3/14/98 change old field too
floor->oldspecial = 0;
floor->type = genFloorChg0;
break;
case FChgTyp: // copy type
floor->newspecial = line->frontsector->special;
//jff 3/14/98 change old field too
floor->oldspecial = line->frontsector->oldspecial;
floor->type = genFloorChgT;
break;
case FChgTxt: // leave type be
floor->type = genFloorChg;
default:
break;
}
}
}
if (manual) return rtn;
}
return rtn;
}
//
// EV_DoGenCeiling()
//
// Handle generalized ceiling types
//
// Passed the linedef activating the ceiling function
// Returns true if a thinker created
//
// jff 02/04/98 Added this routine (and file) to handle generalized
// floor movers using bit fields in the line special type.
//
int EV_DoGenCeiling
( line_t* line )
{
int secnum;
int rtn;
boolean manual;
fixed_t targheight;
sector_t* sec;
ceiling_t* ceiling;
unsigned value = (unsigned)line->special - GenCeilingBase;
// parse the bit fields in the line's special type
int Crsh = (value & CeilingCrush) >> CeilingCrushShift;
int ChgT = (value & CeilingChange) >> CeilingChangeShift;
int Targ = (value & CeilingTarget) >> CeilingTargetShift;
int Dirn = (value & CeilingDirection) >> CeilingDirectionShift;
int ChgM = (value & CeilingModel) >> CeilingModelShift;
int Sped = (value & CeilingSpeed) >> CeilingSpeedShift;
int Trig = (value & TriggerType) >> TriggerTypeShift;
rtn = 0;
// check if a manual trigger, if so do just the sector on the backside
manual = false;
if (Trig==PushOnce || Trig==PushMany)
{
if (!(sec = line->backsector))
return rtn;
secnum = sec-sectors;
manual = true;
goto manual_ceiling;
}
secnum = -1;
// if not manual do all sectors tagged the same as the line
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
{
sec = &sectors[secnum];
manual_ceiling:
// Do not start another function if ceiling already moving
if (P_SectorActive(ceiling_special,sec)) //jff 2/22/98
{
if (!manual)
continue;
else
return rtn;
}
// new ceiling thinker
rtn = 1;
ceiling = Z_Malloc (sizeof(*ceiling), PU_LEVSPEC, 0);
P_AddThinker (&ceiling->thinker);
sec->ceilingdata = ceiling; //jff 2/22/98
ceiling->thinker.function = T_MoveCeiling;
ceiling->crush = Crsh;
ceiling->direction = Dirn? 1 : -1;
ceiling->sector = sec;
ceiling->texture = sec->ceilingpic;
ceiling->newspecial = sec->special;
//jff 3/14/98 change old field too
ceiling->oldspecial = sec->oldspecial;
ceiling->tag = sec->tag;
ceiling->type = genCeiling;
// set speed of motion
switch (Sped)
{
case SpeedSlow:
ceiling->speed = CEILSPEED;
break;
case SpeedNormal:
ceiling->speed = CEILSPEED*2;
break;
case SpeedFast:
ceiling->speed = CEILSPEED*4;
break;
case SpeedTurbo:
ceiling->speed = CEILSPEED*8;
break;
default:
break;
}
// set destination target height
targheight = sec->ceilingheight;
switch(Targ)
{
case CtoHnC:
targheight = P_FindHighestCeilingSurrounding(sec);
break;
case CtoLnC:
targheight = P_FindLowestCeilingSurrounding(sec);
break;
case CtoNnC:
targheight = Dirn?
P_FindNextHighestCeiling(sec,sec->ceilingheight) :
P_FindNextLowestCeiling(sec,sec->ceilingheight);
break;
case CtoHnF:
targheight = P_FindHighestFloorSurrounding(sec);
break;
case CtoF:
targheight = sec->floorheight;
break;
case CbyST:
targheight = (ceiling->sector->ceilingheight>>FRACBITS) +
ceiling->direction * (P_FindShortestUpperAround(secnum)>>FRACBITS);
if (targheight>32000) //jff 3/13/98 prevent overflow
targheight=32000; // wraparound in ceiling height
if (targheight<-32000)
targheight=-32000;
targheight<<=FRACBITS;
break;
case Cby24:
targheight = ceiling->sector->ceilingheight +
ceiling->direction * 24*FRACUNIT;
break;
case Cby32:
targheight = ceiling->sector->ceilingheight +
ceiling->direction * 32*FRACUNIT;
break;
default:
break;
}
if (Dirn) ceiling->topheight = targheight;
else ceiling->bottomheight = targheight;
// set texture/type change properties
if (ChgT) // if a texture change is indicated
{
if (ChgM) // if a numeric model change
{
sector_t *sec;
//jff 5/23/98 find model with floor at target height if target
//is a floor type
sec = (Targ==CtoHnF || Targ==CtoF)?
P_FindModelFloorSector(targheight,secnum) :
P_FindModelCeilingSector(targheight,secnum);
if (sec)
{
ceiling->texture = sec->ceilingpic;
switch (ChgT)
{
case CChgZero: // type is zeroed
ceiling->newspecial = 0;
//jff 3/14/98 change old field too
ceiling->oldspecial = 0;
ceiling->type = genCeilingChg0;
break;
case CChgTyp: // type is copied
ceiling->newspecial = sec->special;
//jff 3/14/98 change old field too
ceiling->oldspecial = sec->oldspecial;
ceiling->type = genCeilingChgT;
break;
case CChgTxt: // type is left alone
ceiling->type = genCeilingChg;
break;
default:
break;
}
}
}
else // else if a trigger model change
{
ceiling->texture = line->frontsector->ceilingpic;
switch (ChgT)
{
case CChgZero: // type is zeroed
ceiling->newspecial = 0;
//jff 3/14/98 change old field too
ceiling->oldspecial = 0;
ceiling->type = genCeilingChg0;
break;
case CChgTyp: // type is copied
ceiling->newspecial = line->frontsector->special;
//jff 3/14/98 change old field too
ceiling->oldspecial = line->frontsector->oldspecial;
ceiling->type = genCeilingChgT;
break;
case CChgTxt: // type is left alone
ceiling->type = genCeilingChg;
break;
default:
break;
}
}
}
P_AddActiveCeiling(ceiling); // add this ceiling to the active list
if (manual) return rtn;
}
return rtn;
}
//
// EV_DoGenLift()
//
// Handle generalized lift types
//
// Passed the linedef activating the lift
// Returns true if a thinker is created
//
int EV_DoGenLift
( line_t* line )
{
plat_t* plat;
int secnum;
int rtn;
boolean manual;
sector_t* sec;
unsigned value = (unsigned)line->special - GenLiftBase;
// parse the bit fields in the line's special type
int Targ = (value & LiftTarget) >> LiftTargetShift;
int Dely = (value & LiftDelay) >> LiftDelayShift;
int Sped = (value & LiftSpeed) >> LiftSpeedShift;
int Trig = (value & TriggerType) >> TriggerTypeShift;
secnum = -1;
rtn = 0;
// Activate all <type> plats that are in_stasis
if (Targ==LnF2HnF)
P_ActivateInStasis(line->tag);
// check if a manual trigger, if so do just the sector on the backside
manual = false;
if (Trig==PushOnce || Trig==PushMany)
{
if (!(sec = line->backsector))
return rtn;
secnum = sec-sectors;
manual = true;
goto manual_lift;
}
// if not manual do all sectors tagged the same as the line
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
{
sec = &sectors[secnum];
manual_lift:
// Do not start another function if floor already moving
if (P_SectorActive(floor_special,sec))
{
if (!manual)
continue;
else
return rtn;
}
// Setup the plat thinker
rtn = 1;
plat = Z_Malloc( sizeof(*plat), PU_LEVSPEC, 0);
P_AddThinker(&plat->thinker);
plat->sector = sec;
plat->sector->floordata = plat;
plat->thinker.function = T_PlatRaise;
plat->crush = false;
plat->tag = line->tag;
plat->type = genLift;
plat->high = sec->floorheight;
plat->status = down;
// setup the target destination height
switch(Targ)
{
case F2LnF:
plat->low = P_FindLowestFloorSurrounding(sec);
if (plat->low > sec->floorheight)
plat->low = sec->floorheight;
break;
case F2NnF:
plat->low = P_FindNextLowestFloor(sec,sec->floorheight);
break;
case F2LnC:
plat->low = P_FindLowestCeilingSurrounding(sec);
if (plat->low > sec->floorheight)
plat->low = sec->floorheight;
break;
case LnF2HnF:
plat->type = genPerpetual;
plat->low = P_FindLowestFloorSurrounding(sec);
if (plat->low > sec->floorheight)
plat->low = sec->floorheight;
plat->high = P_FindHighestFloorSurrounding(sec);
if (plat->high < sec->floorheight)
plat->high = sec->floorheight;
plat->status = P_Random(pr_genlift)&1;
break;
default:
break;
}
// setup the speed of motion
switch(Sped)
{
case SpeedSlow:
plat->speed = PLATSPEED * 2;
break;
case SpeedNormal:
plat->speed = PLATSPEED * 4;
break;
case SpeedFast:
plat->speed = PLATSPEED * 8;
break;
case SpeedTurbo:
plat->speed = PLATSPEED * 16;
break;
default:
break;
}
// setup the delay time before the floor returns
switch(Dely)
{
case 0:
plat->wait = 1*35;
break;
case 1:
plat->wait = PLATWAIT*35;
break;
case 2:
plat->wait = 5*35;
break;
case 3:
plat->wait = 10*35;
break;
}
S_StartSound((mobj_t *)&sec->soundorg,sfx_pstart);
P_AddActivePlat(plat); // add this plat to the list of active plats
if (manual)
return rtn;
}
return rtn;
}
//
// EV_DoGenStairs()
//
// Handle generalized stair building
//
// Passed the linedef activating the stairs
// Returns true if a thinker is created
//
int EV_DoGenStairs
( line_t* line )
{
int secnum;
int osecnum; //jff 3/4/98 preserve loop index
int height;
int i;
int newsecnum;
int texture;
int ok;
int rtn;
boolean manual;
sector_t* sec;
sector_t* tsec;
floormove_t* floor;
fixed_t stairsize;
fixed_t speed;
unsigned value = (unsigned)line->special - GenStairsBase;
// parse the bit fields in the line's special type
int Igno = (value & StairIgnore) >> StairIgnoreShift;
int Dirn = (value & StairDirection) >> StairDirectionShift;
int Step = (value & StairStep) >> StairStepShift;
int Sped = (value & StairSpeed) >> StairSpeedShift;
int Trig = (value & TriggerType) >> TriggerTypeShift;
rtn = 0;
// check if a manual trigger, if so do just the sector on the backside
manual = false;
if (Trig==PushOnce || Trig==PushMany)
{
if (!(sec = line->backsector))
return rtn;
secnum = sec-sectors;
manual = true;
goto manual_stair;
}
secnum = -1;
// if not manual do all sectors tagged the same as the line
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
{
sec = &sectors[secnum];
manual_stair:
//Do not start another function if floor already moving
//jff 2/26/98 add special lockout condition to wait for entire
//staircase to build before retriggering
if (P_SectorActive(floor_special,sec) || sec->stairlock)
{
if (!manual)
continue;
else
return rtn;
}
// new floor thinker
rtn = 1;
floor = Z_Malloc (sizeof(*floor), PU_LEVSPEC, 0);
P_AddThinker (&floor->thinker);
sec->floordata = floor;
floor->thinker.function = T_MoveFloor;
floor->direction = Dirn? 1 : -1;
floor->sector = sec;
// setup speed of stair building
switch(Sped)
{
default:
case SpeedSlow:
floor->speed = FLOORSPEED/4;
break;
case SpeedNormal:
floor->speed = FLOORSPEED/2;
break;
case SpeedFast:
floor->speed = FLOORSPEED*2;
break;
case SpeedTurbo:
floor->speed = FLOORSPEED*4;
break;
}
// setup stepsize for stairs
switch(Step)
{
default:
case 0:
stairsize = 4*FRACUNIT;
break;
case 1:
stairsize = 8*FRACUNIT;
break;
case 2:
stairsize = 16*FRACUNIT;
break;
case 3:
stairsize = 24*FRACUNIT;
break;
}
speed = floor->speed;
height = sec->floorheight + floor->direction * stairsize;
floor->floordestheight = height;
texture = sec->floorpic;
floor->crush = false;
floor->type = genBuildStair; // jff 3/31/98 do not leave uninited
sec->stairlock = -2; // jff 2/26/98 set up lock on current sector
sec->nextsec = -1;
sec->prevsec = -1;
osecnum = secnum; //jff 3/4/98 preserve loop index
// Find next sector to raise
// 1. Find 2-sided line with same sector side[0]
// 2. Other side is the next sector to raise
do
{
ok = 0;
for (i = 0;i < sec->linecount;i++)
{
if ( !((sec->lines[i])->backsector) )
continue;
tsec = (sec->lines[i])->frontsector;
newsecnum = tsec-sectors;
if (secnum != newsecnum)
continue;
tsec = (sec->lines[i])->backsector;
newsecnum = tsec - sectors;
if (!Igno && tsec->floorpic != texture)
continue;
/* jff 6/19/98 prevent double stepsize */
if (compatibility_level < boom_202_compatibility)
height += floor->direction * stairsize;
//jff 2/26/98 special lockout condition for retriggering
if (P_SectorActive(floor_special,tsec) || tsec->stairlock)
continue;
/* jff 6/19/98 increase height AFTER continue */
if (compatibility_level >= boom_202_compatibility)
height += floor->direction * stairsize;
// jff 2/26/98
// link the stair chain in both directions
// lock the stair sector until building complete
sec->nextsec = newsecnum; // link step to next
tsec->prevsec = secnum; // link next back
tsec->nextsec = -1; // set next forward link as end
tsec->stairlock = -2; // lock the step
sec = tsec;
secnum = newsecnum;
floor = Z_Malloc (sizeof(*floor), PU_LEVSPEC, 0);
P_AddThinker (&floor->thinker);
sec->floordata = floor;
floor->thinker.function = T_MoveFloor;
floor->direction = Dirn? 1 : -1;
floor->sector = sec;
floor->speed = speed;
floor->floordestheight = height;
floor->crush = false;
floor->type = genBuildStair; // jff 3/31/98 do not leave uninited
ok = 1;
break;
}
} while(ok);
if (manual)
return rtn;
secnum = osecnum; //jff 3/4/98 restore old loop index
}
// retriggerable generalized stairs build up or down alternately
if (rtn)
line->special ^= StairDirection; // alternate dir on succ activations
return rtn;
}
//
// EV_DoGenCrusher()
//
// Handle generalized crusher types
//
// Passed the linedef activating the crusher
// Returns true if a thinker created
//
int EV_DoGenCrusher
( line_t* line )
{
int secnum;
int rtn;
boolean manual;
sector_t* sec;
ceiling_t* ceiling;
unsigned value = (unsigned)line->special - GenCrusherBase;
// parse the bit fields in the line's special type
int Slnt = (value & CrusherSilent) >> CrusherSilentShift;
int Sped = (value & CrusherSpeed) >> CrusherSpeedShift;
int Trig = (value & TriggerType) >> TriggerTypeShift;
//jff 2/22/98 Reactivate in-stasis ceilings...for certain types.
//jff 4/5/98 return if activated
rtn = P_ActivateInStasisCeiling(line);
// check if a manual trigger, if so do just the sector on the backside
manual = false;
if (Trig==PushOnce || Trig==PushMany)
{
if (!(sec = line->backsector))
return rtn;
secnum = sec-sectors;
manual = true;
goto manual_crusher;
}
secnum = -1;
// if not manual do all sectors tagged the same as the line
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
{
sec = &sectors[secnum];
manual_crusher:
// Do not start another function if ceiling already moving
if (P_SectorActive(ceiling_special,sec)) //jff 2/22/98
{
if (!manual)
continue;
else
return rtn;
}
// new ceiling thinker
rtn = 1;
ceiling = Z_Malloc (sizeof(*ceiling), PU_LEVSPEC, 0);
P_AddThinker (&ceiling->thinker);
sec->ceilingdata = ceiling; //jff 2/22/98
ceiling->thinker.function = T_MoveCeiling;
ceiling->crush = true;
ceiling->direction = -1;
ceiling->sector = sec;
ceiling->texture = sec->ceilingpic;
ceiling->newspecial = sec->special;
ceiling->tag = sec->tag;
ceiling->type = Slnt? genSilentCrusher : genCrusher;
ceiling->topheight = sec->ceilingheight;
ceiling->bottomheight = sec->floorheight + (8*FRACUNIT);
// setup ceiling motion speed
switch (Sped)
{
case SpeedSlow:
ceiling->speed = CEILSPEED;
break;
case SpeedNormal:
ceiling->speed = CEILSPEED*2;
break;
case SpeedFast:
ceiling->speed = CEILSPEED*4;
break;
case SpeedTurbo:
ceiling->speed = CEILSPEED*8;
break;
default:
break;
}
ceiling->oldspeed=ceiling->speed;
P_AddActiveCeiling(ceiling); // add to list of active ceilings
if (manual) return rtn;
}
return rtn;
}
//
// EV_DoGenLockedDoor()
//
// Handle generalized locked door types
//
// Passed the linedef activating the generalized locked door
// Returns true if a thinker created
//
int EV_DoGenLockedDoor
( line_t* line )
{
int secnum,rtn;
sector_t* sec;
vldoor_t* door;
boolean manual;
unsigned value = (unsigned)line->special - GenLockedBase;
// parse the bit fields in the line's special type
int Kind = (value & LockedKind) >> LockedKindShift;
int Sped = (value & LockedSpeed) >> LockedSpeedShift;
int Trig = (value & TriggerType) >> TriggerTypeShift;
rtn = 0;
// check if a manual trigger, if so do just the sector on the backside
manual = false;
if (Trig==PushOnce || Trig==PushMany)
{
if (!(sec = line->backsector))
return rtn;
secnum = sec-sectors;
manual = true;
goto manual_locked;
}
secnum = -1;
rtn = 0;
// if not manual do all sectors tagged the same as the line
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
{
sec = &sectors[secnum];
manual_locked:
// Do not start another function if ceiling already moving
if (P_SectorActive(ceiling_special,sec)) //jff 2/22/98
{
if (!manual)
continue;
else
return rtn;
}
// new door thinker
rtn = 1;
door = Z_Malloc (sizeof(*door), PU_LEVSPEC, 0);
P_AddThinker (&door->thinker);
sec->ceilingdata = door; //jff 2/22/98
door->thinker.function = T_VerticalDoor;
door->sector = sec;
door->topwait = VDOORWAIT;
door->line = line;
door->topheight = P_FindLowestCeilingSurrounding(sec);
door->topheight -= 4*FRACUNIT;
door->direction = 1;
/* killough 10/98: implement gradual lighting */
door->lighttag = !comp[comp_doorlight] &&
(line->special&6) == 6 &&
line->special > GenLockedBase ? line->tag : 0;
// setup speed of door motion
switch(Sped)
{
default:
case SpeedSlow:
door->type = Kind? genOpen : genRaise;
door->speed = VDOORSPEED;
break;
case SpeedNormal:
door->type = Kind? genOpen : genRaise;
door->speed = VDOORSPEED*2;
break;
case SpeedFast:
door->type = Kind? genBlazeOpen : genBlazeRaise;
door->speed = VDOORSPEED*4;
break;
case SpeedTurbo:
door->type = Kind? genBlazeOpen : genBlazeRaise;
door->speed = VDOORSPEED*8;
break;
}
// killough 4/15/98: fix generalized door opening sounds
// (previously they always had the blazing door close sound)
S_StartSound((mobj_t *)&door->sector->soundorg, // killough 4/15/98
door->speed >= VDOORSPEED*4 ? sfx_bdopn : sfx_doropn);
if (manual)
return rtn;
}
return rtn;
}
//
// EV_DoGenDoor()
//
// Handle generalized door types
//
// Passed the linedef activating the generalized door
// Returns true if a thinker created
//
int EV_DoGenDoor
( line_t* line )
{
int secnum,rtn;
sector_t* sec;
boolean manual;
vldoor_t* door;
unsigned value = (unsigned)line->special - GenDoorBase;
// parse the bit fields in the line's special type
int Dely = (value & DoorDelay) >> DoorDelayShift;
int Kind = (value & DoorKind) >> DoorKindShift;
int Sped = (value & DoorSpeed) >> DoorSpeedShift;
int Trig = (value & TriggerType) >> TriggerTypeShift;
rtn = 0;
// check if a manual trigger, if so do just the sector on the backside
manual = false;
if (Trig==PushOnce || Trig==PushMany)
{
if (!(sec = line->backsector))
return rtn;
secnum = sec-sectors;
manual = true;
goto manual_door;
}
secnum = -1;
rtn = 0;
// if not manual do all sectors tagged the same as the line
while ((secnum = P_FindSectorFromLineTag(line,secnum)) >= 0)
{
sec = &sectors[secnum];
manual_door:
// Do not start another function if ceiling already moving
if (P_SectorActive(ceiling_special,sec)) //jff 2/22/98
{
if (!manual)
continue;
else
return rtn;
}
// new door thinker
rtn = 1;
door = Z_Malloc (sizeof(*door), PU_LEVSPEC, 0);
P_AddThinker (&door->thinker);
sec->ceilingdata = door; //jff 2/22/98
door->thinker.function = T_VerticalDoor;
door->sector = sec;
// setup delay for door remaining open/closed
switch(Dely)
{
default:
case 0:
door->topwait = 35;
break;
case 1:
door->topwait = VDOORWAIT;
break;
case 2:
door->topwait = 2*VDOORWAIT;
break;
case 3:
door->topwait = 7*VDOORWAIT;
break;
}
// setup speed of door motion
switch(Sped)
{
default:
case SpeedSlow:
door->speed = VDOORSPEED;
break;
case SpeedNormal:
door->speed = VDOORSPEED*2;
break;
case SpeedFast:
door->speed = VDOORSPEED*4;
break;
case SpeedTurbo:
door->speed = VDOORSPEED*8;
break;
}
door->line = line; // jff 1/31/98 remember line that triggered us
/* killough 10/98: implement gradual lighting */
door->lighttag = !comp[comp_doorlight] &&
(line->special&6) == 6 &&
line->special > GenLockedBase ? line->tag : 0;
// set kind of door, whether it opens then close, opens, closes etc.
// assign target heights accordingly
switch(Kind)
{
case OdCDoor:
door->direction = 1;
door->topheight = P_FindLowestCeilingSurrounding(sec);
door->topheight -= 4*FRACUNIT;
if (door->topheight != sec->ceilingheight)
S_StartSound((mobj_t *)&door->sector->soundorg,Sped>=SpeedFast || comp[comp_sound] ? sfx_bdopn : sfx_doropn);
door->type = Sped>=SpeedFast? genBlazeRaise : genRaise;
break;
case ODoor:
door->direction = 1;
door->topheight = P_FindLowestCeilingSurrounding(sec);
door->topheight -= 4*FRACUNIT;
if (door->topheight != sec->ceilingheight)
S_StartSound((mobj_t *)&door->sector->soundorg,Sped>=SpeedFast || comp[comp_sound] ? sfx_bdopn : sfx_doropn);
door->type = Sped>=SpeedFast? genBlazeOpen : genOpen;
break;
case CdODoor:
door->topheight = sec->ceilingheight;
door->direction = -1;
S_StartSound((mobj_t *)&door->sector->soundorg,Sped>=SpeedFast && !comp[comp_sound] ? sfx_bdcls : sfx_dorcls);
door->type = Sped>=SpeedFast? genBlazeCdO : genCdO;
break;
case CDoor:
door->topheight = P_FindLowestCeilingSurrounding(sec);
door->topheight -= 4*FRACUNIT;
door->direction = -1;
S_StartSound((mobj_t *)&door->sector->soundorg,Sped>=SpeedFast && !comp[comp_sound] ? sfx_bdcls : sfx_dorcls);
door->type = Sped>=SpeedFast? genBlazeClose : genClose;
break;
default:
break;
}
if (manual)
return rtn;
}
return rtn;
}
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