Source to src/p_doors.c
// P_doors.c
#include "DoomDef.h"
#include "P_local.h"
#include "soundst.h"
//==================================================================
//==================================================================
//
// VERTICAL DOORS
//
//==================================================================
//==================================================================
//==================================================================
//
// T_VerticalDoor
//
//==================================================================
void T_VerticalDoor(vldoor_t *door)
{
result_e res;
switch(door->direction)
{
case 0: // WAITING
if(!--door->topcountdown)
switch(door->type)
{
case normal:
door->direction = -1; // time to go back down
S_StartSound((mobj_t *)
&door->sector->soundorg, sfx_doropn);
break;
case close30ThenOpen:
door->direction = 1;
S_StartSound((mobj_t *)
&door->sector->soundorg, sfx_doropn);
break;
default:
break;
}
break;
case 2: // INITIAL WAIT
if(!--door->topcountdown)
{
switch(door->type)
{
case raiseIn5Mins:
door->direction = 1;
door->type = normal;
S_StartSound((mobj_t *)
&door->sector->soundorg, sfx_doropn);
break;
default:
break;
}
}
break;
case -1: // DOWN
res = T_MovePlane(door->sector, door->speed,
door->sector->floorheight, false, 1, door->direction);
if(res == pastdest)
{
switch(door->type)
{
case normal:
case close:
door->sector->specialdata = NULL;
P_RemoveThinker(&door->thinker); // unlink and free
S_StartSound((mobj_t *)
&door->sector->soundorg, sfx_dorcls);
break;
case close30ThenOpen:
door->direction = 0;
door->topcountdown = 35*30;
break;
default:
break;
}
}
else if(res == crushed)
{
switch(door->type)
{
case close: // DON'T GO BACK UP!
break;
default:
door->direction = 1;
S_StartSound((mobj_t *)
&door->sector->soundorg,sfx_doropn);
break;
}
}
break;
case 1: // UP
res = T_MovePlane(door->sector, door->speed,
door->topheight, false, 1, door->direction);
if(res == pastdest)
{
switch(door->type)
{
case normal:
door->direction = 0; // wait at top
door->topcountdown = door->topwait;
break;
case close30ThenOpen:
case open:
door->sector->specialdata = NULL;
P_RemoveThinker (&door->thinker); // unlink and free
S_StopSound((mobj_t *)&door->sector->soundorg);
break;
default:
break;
}
}
break;
}
}
//----------------------------------------------------------------------------
//
// EV_DoDoor
//
// Move a door up/down
//
//----------------------------------------------------------------------------
int EV_DoDoor(line_t *line, vldoor_e type, fixed_t speed)
{
int secnum;
int retcode;
sector_t *sec;
vldoor_t *door;
secnum = -1;
retcode = 0;
while((secnum = P_FindSectorFromLineTag(line, secnum)) >= 0)
{
sec = §ors[secnum];
if(sec->specialdata)
{
continue;
}
// Add new door thinker
retcode = 1;
door = Z_Malloc(sizeof(*door), PU_LEVSPEC, 0);
P_AddThinker(&door->thinker);
sec->specialdata = door;
door->thinker.function = T_VerticalDoor;
door->sector = sec;
switch(type)
{
case close:
door->topheight = P_FindLowestCeilingSurrounding(sec);
door->topheight -= 4*FRACUNIT;
door->direction = -1;
S_StartSound((mobj_t *)&door->sector->soundorg, sfx_doropn);
break;
case close30ThenOpen:
door->topheight = sec->ceilingheight;
door->direction = -1;
S_StartSound((mobj_t *)&door->sector->soundorg, sfx_doropn);
break;
case normal:
case open:
door->direction = 1;
door->topheight = P_FindLowestCeilingSurrounding(sec);
door->topheight -= 4*FRACUNIT;
if(door->topheight != sec->ceilingheight)
{
S_StartSound((mobj_t *)&door->sector->soundorg,
sfx_doropn);
}
break;
default:
break;
}
door->type = type;
door->speed = speed;
door->topwait = VDOORWAIT;
}
return(retcode);
}
//==================================================================
//
// EV_VerticalDoor : open a door manually, no tag value
//
//==================================================================
void EV_VerticalDoor(line_t *line, mobj_t *thing)
{
player_t *player;
int secnum;
sector_t *sec;
vldoor_t *door;
int side;
side = 0; // only front sides can be used
//
// Check for locks
//
player = thing->player;
switch(line->special)
{
case 26: // Blue Lock
case 32:
if(!player)
{
return;
}
if(!player->keys[key_blue])
{
P_SetMessage(player, TXT_NEEDBLUEKEY, false);
S_StartSound(NULL, sfx_plroof);
return;
}
break;
case 27: // Yellow Lock
case 34:
if(!player)
{
return;
}
if(!player->keys[key_yellow])
{
P_SetMessage(player, TXT_NEEDYELLOWKEY, false);
S_StartSound(NULL, sfx_plroof);
return;
}
break;
case 28: // Green Lock
case 33:
if(!player)
{
return;
}
if(!player->keys[key_green])
{
P_SetMessage(player, TXT_NEEDGREENKEY, false);
S_StartSound(NULL, sfx_plroof);
return;
}
break;
}
// if the sector has an active thinker, use it
sec = sides[line->sidenum[side^1]].sector;
secnum = sec-sectors;
if(sec->specialdata)
{
door = sec->specialdata;
switch(line->special)
{
case 1: // ONLY FOR "RAISE" DOORS, NOT "OPEN"s
case 26:
case 27:
case 28:
if(door->direction == -1)
{
door->direction = 1; // go back up
}
else
{
if(!thing->player)
{ // Monsters don't close doors
return;
}
door->direction = -1; // start going down immediately
}
return;
}
}
// for proper sound
switch(line->special)
{
case 1: // NORMAL DOOR SOUND
case 31:
S_StartSound((mobj_t *)&sec->soundorg, sfx_doropn);
//S_StartSound((mobj_t *)&sec->soundorg, sfx_dormov);
break;
default: // LOCKED DOOR SOUND
S_StartSound((mobj_t *)&sec->soundorg, sfx_doropn);
//S_StartSound((mobj_t *)&sec->soundorg, sfx_dormov);
break;
}
//
// new door thinker
//
door = Z_Malloc (sizeof(*door), PU_LEVSPEC, 0);
P_AddThinker(&door->thinker);
sec->specialdata = door;
door->thinker.function = T_VerticalDoor;
door->sector = sec;
door->direction = 1;
switch(line->special)
{
case 1:
case 26:
case 27:
case 28:
door->type = normal;
break;
case 31:
case 32:
case 33:
case 34:
door->type = open;
line->special = 0;
break;
}
door->speed = VDOORSPEED;
door->topwait = VDOORWAIT;
//
// find the top and bottom of the movement range
//
door->topheight = P_FindLowestCeilingSurrounding(sec);
door->topheight -= 4*FRACUNIT;
}
//==================================================================
//
// Spawn a door that closes after 30 seconds
//
//==================================================================
void P_SpawnDoorCloseIn30(sector_t *sec)
{
vldoor_t *door;
door = Z_Malloc(sizeof(*door), PU_LEVSPEC, 0);
P_AddThinker(&door->thinker);
sec->specialdata = door;
sec->special = 0;
door->thinker.function = T_VerticalDoor;
door->sector = sec;
door->direction = 0;
door->type = normal;
door->speed = VDOORSPEED;
door->topcountdown = 30*35;
}
//==================================================================
//
// Spawn a door that opens after 5 minutes
//
//==================================================================
void P_SpawnDoorRaiseIn5Mins(sector_t *sec, int secnum)
{
vldoor_t *door;
door = Z_Malloc(sizeof(*door), PU_LEVSPEC, 0);
P_AddThinker(&door->thinker);
sec->specialdata = door;
sec->special = 0;
door->thinker.function = T_VerticalDoor;
door->sector = sec;
door->direction = 2;
door->type = raiseIn5Mins;
door->speed = VDOORSPEED;
door->topheight = P_FindLowestCeilingSurrounding(sec);
door->topheight -= 4*FRACUNIT;
door->topwait = VDOORWAIT;
door->topcountdown = 5*60*35;
}