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+// Emacs style mode select -*- C++ -*-
+//-----------------------------------------------------------------------------
+//
+// $Id:$
+//
+// Copyright (C) 1993-1996 by id Software, Inc.
+//
+// This source is available for distribution and/or modification
+// only under the terms of the DOOM Source Code License as
+// published by id Software. All rights reserved.
+//
+// The source is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// FITNESS FOR A PARTICULAR PURPOSE. See the DOOM Source Code License
+// for more details.
+//
+// DESCRIPTION: none
+// Implements special effects:
+// Texture animation, height or lighting changes
+// according to adjacent sectors, respective
+// utility functions, etc.
+//
+//-----------------------------------------------------------------------------
+
+
+#ifndef __P_SPEC__
+#define __P_SPEC__
+
+
+//
+// End-level timer (-TIMER option)
+//
+extern boolean levelTimer;
+extern int levelTimeCount;
+
+
+// Define values for map objects
+#define MO_TELEPORTMAN 14
+
+
+// at game start
+void P_InitPicAnims (void);
+
+// at map load
+void P_SpawnSpecials (void);
+
+// every tic
+void P_UpdateSpecials (void);
+
+// when needed
+boolean
+P_UseSpecialLine
+( mobj_t* thing,
+ line_t* line,
+ int side );
+
+void
+P_ShootSpecialLine
+( mobj_t* thing,
+ line_t* line );
+
+void
+P_CrossSpecialLine
+( int linenum,
+ int side,
+ mobj_t* thing );
+
+void P_PlayerInSpecialSector (player_t* player);
+
+int
+twoSided
+( int sector,
+ int line );
+
+sector_t*
+getSector
+( int currentSector,
+ int line,
+ int side );
+
+side_t*
+getSide
+( int currentSector,
+ int line,
+ int side );
+
+fixed_t P_FindLowestFloorSurrounding(sector_t* sec);
+fixed_t P_FindHighestFloorSurrounding(sector_t* sec);
+
+fixed_t
+P_FindNextHighestFloor
+( sector_t* sec,
+ int currentheight );
+
+fixed_t P_FindLowestCeilingSurrounding(sector_t* sec);
+fixed_t P_FindHighestCeilingSurrounding(sector_t* sec);
+
+int
+P_FindSectorFromLineTag
+( line_t* line,
+ int start );
+
+int
+P_FindMinSurroundingLight
+( sector_t* sector,
+ int max );
+
+sector_t*
+getNextSector
+( line_t* line,
+ sector_t* sec );
+
+
+//
+// SPECIAL
+//
+int EV_DoDonut(line_t* line);
+
+
+
+//
+// P_LIGHTS
+//
+typedef struct
+{
+ thinker_t thinker;
+ sector_t* sector;
+ int count;
+ int maxlight;
+ int minlight;
+
+} fireflicker_t;
+
+
+
+typedef struct
+{
+ thinker_t thinker;
+ sector_t* sector;
+ int count;
+ int maxlight;
+ int minlight;
+ int maxtime;
+ int mintime;
+
+} lightflash_t;
+
+
+
+typedef struct
+{
+ thinker_t thinker;
+ sector_t* sector;
+ int count;
+ int minlight;
+ int maxlight;
+ int darktime;
+ int brighttime;
+
+} strobe_t;
+
+
+
+
+typedef struct
+{
+ thinker_t thinker;
+ sector_t* sector;
+ int minlight;
+ int maxlight;
+ int direction;
+
+} glow_t;
+
+
+#define GLOWSPEED 8
+#define STROBEBRIGHT 5
+#define FASTDARK 15
+#define SLOWDARK 35
+
+void P_SpawnFireFlicker (sector_t* sector);
+void T_LightFlash (void* flash, void*);
+void P_SpawnLightFlash (sector_t* sector);
+void T_StrobeFlash (void* flash, void*);
+
+void
+P_SpawnStrobeFlash
+( sector_t* sector,
+ int fastOrSlow,
+ int inSync );
+
+void EV_StartLightStrobing(line_t* line);
+void EV_TurnTagLightsOff(line_t* line);
+
+void
+EV_LightTurnOn
+( line_t* line,
+ int bright );
+
+void T_Glow(void *g, void*);
+void P_SpawnGlowingLight(sector_t* sector);
+
+
+
+
+//
+// P_SWITCH
+//
+typedef struct
+{
+ char name1[9];
+ char name2[9];
+ short episode;
+
+} switchlist_t;
+
+
+typedef enum
+{
+ top,
+ middle,
+ bottom
+
+} bwhere_e;
+
+
+typedef struct
+{
+ line_t* line;
+ bwhere_e where;
+ int btexture;
+ int btimer;
+ mobj_t* soundorg;
+
+} button_t;
+
+
+
+
+ // max # of wall switches in a level
+#define MAXSWITCHES 50
+
+ // 4 players, 4 buttons each at once, max.
+#define MAXBUTTONS 16
+
+ // 1 second, in ticks.
+#define BUTTONTIME 35
+
+extern button_t buttonlist[MAXBUTTONS];
+
+void
+P_ChangeSwitchTexture
+( line_t* line,
+ int useAgain );
+
+void P_InitSwitchList(void);
+
+
+//
+// P_PLATS
+//
+typedef enum
+{
+ up,
+ down,
+ waiting,
+ in_stasis
+
+} plat_e;
+
+
+
+typedef enum
+{
+ perpetualRaise,
+ downWaitUpStay,
+ raiseAndChange,
+ raiseToNearestAndChange,
+ blazeDWUS
+
+} plattype_e;
+
+
+
+typedef struct
+{
+ thinker_t thinker;
+ sector_t* sector;
+ fixed_t speed;
+ fixed_t low;
+ fixed_t high;
+ int wait;
+ int count;
+ plat_e status;
+ plat_e oldstatus;
+ boolean crush;
+ int tag;
+ plattype_e type;
+
+} plat_t;
+
+
+
+#define PLATWAIT 3
+#define PLATSPEED FRACUNIT
+#define MAXPLATS 30
+
+
+extern plat_t* activeplats[MAXPLATS];
+
+void T_PlatRaise(void *plat, void*);
+
+int
+EV_DoPlat
+( line_t* line,
+ plattype_e type,
+ int amount );
+
+void P_AddActivePlat(plat_t* plat);
+void P_RemoveActivePlat(plat_t* plat);
+void EV_StopPlat(line_t* line);
+void P_ActivateInStasis(int tag);
+
+
+//
+// P_DOORS
+//
+typedef enum
+{
+ Normal,
+ Close30ThenOpen,
+ Close,
+ Open,
+ RaiseIn5Mins,
+ BlazeRaise,
+ BlazeOpen,
+ BlazeClose
+
+} vldoor_e;
+
+
+
+typedef struct
+{
+ thinker_t thinker;
+ vldoor_e type;
+ sector_t* sector;
+ fixed_t topheight;
+ fixed_t speed;
+
+ // 1 = up, 0 = waiting at top, -1 = down
+ int direction;
+
+ // tics to wait at the top
+ int topwait;
+ // (keep in case a door going down is reset)
+ // when it reaches 0, start going down
+ int topcountdown;
+
+} vldoor_t;
+
+
+
+#define VDOORSPEED FRACUNIT*2
+#define VDOORWAIT 150
+
+void
+EV_VerticalDoor
+( line_t* line,
+ mobj_t* thing );
+
+int
+EV_DoDoor
+( line_t* line,
+ vldoor_e type );
+
+int
+EV_DoLockedDoor
+( line_t* line,
+ vldoor_e type,
+ mobj_t* thing );
+
+void T_VerticalDoor (void *door, void*);
+void P_SpawnDoorCloseIn30 (sector_t* sec);
+
+void
+P_SpawnDoorRaiseIn5Mins
+( sector_t* sec );
+
+
+//
+// P_CEILNG
+//
+typedef enum
+{
+ lowerToFloor,
+ raiseToHighest,
+ lowerAndCrush,
+ crushAndRaise,
+ fastCrushAndRaise,
+ silentCrushAndRaise
+
+} ceiling_e;
+
+
+
+typedef struct
+{
+ thinker_t thinker;
+ ceiling_e type;
+ sector_t* sector;
+ fixed_t bottomheight;
+ fixed_t topheight;
+ fixed_t speed;
+ boolean crush;
+
+ // 1 = up, 0 = waiting, -1 = down
+ int direction;
+
+ // ID
+ int tag;
+ int olddirection;
+
+} ceiling_t;
+
+
+
+
+
+#define CEILSPEED FRACUNIT
+#define CEILWAIT 150
+#define MAXCEILINGS 30
+
+extern ceiling_t* activeceilings[MAXCEILINGS];
+
+int
+EV_DoCeiling
+( line_t* line,
+ ceiling_e type );
+
+void T_MoveCeiling (void*, void*);
+void P_AddActiveCeiling(ceiling_t* c);
+void P_RemoveActiveCeiling(ceiling_t* c);
+int EV_CeilingCrushStop(line_t* line);
+void P_ActivateInStasisCeiling(line_t* line);
+
+
+//
+// P_FLOOR
+//
+typedef enum
+{
+ // lower floor to highest surrounding floor
+ lowerFloor,
+
+ // lower floor to lowest surrounding floor
+ lowerFloorToLowest,
+
+ // lower floor to highest surrounding floor VERY FAST
+ turboLower,
+
+ // raise floor to lowest surrounding CEILING
+ raiseFloor,
+
+ // raise floor to next highest surrounding floor
+ raiseFloorToNearest,
+
+ // raise floor to shortest height texture around it
+ raiseToTexture,
+
+ // lower floor to lowest surrounding floor
+ // and change floorpic
+ lowerAndChange,
+
+ raiseFloor24,
+ raiseFloor24AndChange,
+ raiseFloorCrush,
+
+ // raise to next highest floor, turbo-speed
+ raiseFloorTurbo,
+ donutRaise,
+ raiseFloor512
+
+} floor_e;
+
+
+
+
+typedef enum
+{
+ build8, // slowly build by 8
+ turbo16 // quickly build by 16
+
+} stair_e;
+
+
+
+typedef struct
+{
+ thinker_t thinker;
+ floor_e type;
+ boolean crush;
+ sector_t* sector;
+ int direction;
+ int newspecial;
+ short texture;
+ fixed_t floordestheight;
+ fixed_t speed;
+
+} floormove_t;
+
+
+
+#define FLOORSPEED FRACUNIT
+
+typedef enum
+{
+ ok,
+ crushed,
+ pastdest
+
+} result_e;
+
+result_e
+T_MovePlane
+( sector_t* sector,
+ fixed_t speed,
+ fixed_t dest,
+ boolean crush,
+ int floorOrCeiling,
+ int direction );
+
+int
+EV_BuildStairs
+( line_t* line,
+ stair_e type );
+
+int
+EV_DoFloor
+( line_t* line,
+ floor_e floortype );
+
+void T_MoveFloor(void *floor, void*);
+
+//
+// P_TELEPT
+//
+int
+EV_Teleport
+( line_t* line,
+ int side,
+ mobj_t* thing );
+
+#endif
+//-----------------------------------------------------------------------------
+//
+// $Log:$
+//
+//-----------------------------------------------------------------------------
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