gzdoom/code/doomdata.h

// 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:
//	all external data is defined here
//	most of the data is loaded into different structures at run time
//	some internal structures shared by many modules are here
//
//-----------------------------------------------------------------------------

#ifndef __DOOMDATA__
#define __DOOMDATA__

// The most basic types we use, portability.
#include "doomtype.h"

// Some global defines, that configure the game.
#include "doomdef.h"



//
// Map level types.
// The following data structures define the persistent format
// used in the lumps of the WAD files.
//

// Lump order in a map WAD: each map needs a couple of lumps
// to provide a complete scene geometry description.
enum
{
	ML_LABEL, 			// A separator, name, ExMx or MAPxx
	ML_THINGS,			// Monsters, items
	ML_LINEDEFS,		// LineDefs, from editing
	ML_SIDEDEFS,		// SideDefs, from editing
	ML_VERTEXES,		// Vertices, edited and BSP splits generated
	ML_SEGS,			// LineSegs, from LineDefs split by BSP
	ML_SSECTORS,		// SubSectors, list of LineSegs
	ML_NODES, 			// BSP nodes
	ML_SECTORS,			// Sectors, from editing
	ML_REJECT,			// LUT, sector-sector visibility
	ML_BLOCKMAP,		// LUT, motion clipping, walls/grid element
	ML_BEHAVIOR			// [RH] Hexen-style scripts. If present, THINGS
						//		and LINEDEFS are also Hexen-style.
};


// A single Vertex.
typedef struct
{
	short		x;
	short		y;
} mapvertex_t;


// A SideDef, defining the visual appearance of a wall,
// by setting textures and offsets.
typedef struct
{
	short 		textureoffset;
	short 		rowoffset;
	char		toptexture[8];
	char		bottomtexture[8];
	char		midtexture[8];
	// Front sector, towards viewer.
	short 		sector;
} mapsidedef_t;



// A LineDef, as used for editing, and as input
// to the BSP builder.
typedef struct
{
	short 		v1;
	short 		v2;
	short 		flags;
	short 		special;
	short 		tag;
	// sidenum[1] will be -1 if one sided
	short 		sidenum[2];
} maplinedef_t;

// [RH] Hexen-compatible LineDef.
typedef struct
{
	short		v1;
	short		v2;
	short		flags;
	byte		special;
	byte		args[5];
	short		sidenum[2];
} maplinedef2_t;


//
// LineDef attributes.
//

// Solid, is an obstacle.
#define ML_BLOCKING 				0x0001

// Blocks monsters only.
#define ML_BLOCKMONSTERS			0x0002

// Backside will not be present at all
//	if not two sided.
#define ML_TWOSIDED 				0x0004

// If a texture is pegged, the texture will have
// the end exposed to air held constant at the
// top or bottom of the texture (stairs or pulled
// down things) and will move with a height change
// of one of the neighbor sectors.
// Unpegged textures allways have the first row of
// the texture at the top pixel of the line for both
// top and bottom textures (use next to windows).

// upper texture unpegged
#define ML_DONTPEGTOP				0x0008

// lower texture unpegged
#define ML_DONTPEGBOTTOM			0x0010		

// In AutoMap: don't map as two sided: IT'S A SECRET!
#define ML_SECRET					0x0020

// Sound rendering: don't let sound cross two of these.
#define ML_SOUNDBLOCK				0x0040

// Don't draw on the automap at all.
#define ML_DONTDRAW 				0x0080

// Set if already seen, thus drawn in automap.
#define ML_MAPPED					0x0100

// [RH] The line's special is repeatable.
#define ML_REPEATABLE				0x0200

// [RH] The line's special activation.
#define ML_ACTIVATIONMASK			0x1c00

#define ML_ACTIVATECROSS			0x0000
#define ML_ACTIVATEUSE				0x0400
#define ML_ACTIVATEMONSTERCROSS		0x0800
#define ML_ACTIVATEPROJECTILEHIT	0x0c00
#define ML_ACTIVATEPUSH				0x1000
#define ML_ACTIVATEPROJECTILECROSS	0x1400

// [RH] BOOM's ML_PASSUSE flag (conflicts with ML_REPEATABLE)
#define ML_PASSUSEORG				0x0200
// [RH] Remapped to work with Hexen-style LineDefs.
#define ML_PASSUSE					0x2000


// Sector definition, from editing.
typedef struct
{
	short 		floorheight;
	short 		ceilingheight;
	char		floorpic[8];
	char		ceilingpic[8];
	short 		lightlevel;
	short 		special;
	short 		tag;
} mapsector_t;

// SubSector, as generated by BSP.
typedef struct
{
	short 		numsegs;
	// Index of first one, segs are stored sequentially.
	short 		firstseg;
} mapsubsector_t;


// LineSeg, generated by splitting LineDefs
// using partition lines selected by BSP builder.
typedef struct
{
	short 		v1;
	short 		v2;
	short 		angle;
	short 		linedef;
	short 		side;
	short 		offset;
} mapseg_t;



// BSP node structure.

// Indicate a leaf.
#define NF_SUBSECTOR	0x8000

typedef struct
{
	// Partition line from (x,y) to x+dx,y+dy)
	short 		x;
	short 		y;
	short 		dx;
	short 		dy;

	// Bounding box for each child,
	// clip against view frustum.
	short 		bbox[2][4];

	// If NF_SUBSECTOR its a subsector,
	// else it's a node of another subtree.
	unsigned short		children[2];

} mapnode_t;




// Thing definition, position, orientation and type,
// plus skill/visibility flags and attributes.
typedef struct
{
	short		x;
	short		y;
	short		angle;
	short		type;
	short		options;
} mapthing_t;

// [RH] Hexen-compatible MapThing.
typedef struct
{
	short		thingid;
	short		x;
	short		y;
	short		z;
	short		angle;
	short		type;
	short		flags;
	byte		special;
	byte		args[5];
} mapthing2_t;


// [RH] MapThing flags.

// Thing will appear on easy skill setting
//#define MTF_EASY					0x0001

// Thing will appear on medium skill setting
//#define MTF_MEDIUM				0x0002

// Thing will appear on hard skill setting
//#define MTF_HARD					0x0004

// Thing is deaf
//#define MTF_AMBUSH				0x0008

// Thing is dormant (use Thing_Activate)
#define MTF_DORMANT					0x0010

// Thing appears in single-player games
#define MTF_SINGLE					0x0100

// Thing appears in cooperative games
#define MTF_COOPERATIVE				0x0200

// Thing appears in deathmatch games
#define MTF_DEATHMATCH				0x0400

// BOOM and DOOM compatible versions of some of the above

#define BTF_NOTSINGLE				0x0010	// (TF_COOPERATIVE|TF_DEATHMATCH)
#define BTF_NOTDEATHMATCH			0x0020	// (TF_SINGLE|TF_COOPERATIVE)
#define BTF_NOTCOOPERATIVE			0x0040	// (TF_SINGLE|TF_DEATHMATCH)



#endif					// __DOOMDATA__