/* DoomData.h */

/*
 all external data is defined here
 most of the data is loaded into different structures at run time
*/

#ifndef __DOOMDATA__
#define __DOOMDATA__

#ifndef __BYTEBOOL__
#define __BYTEBOOL__
typedef enum {false, true} boolean;
typedef unsigned char byte;
#endif

/*
===============================================================================

						map level types

===============================================================================
*/

/* lump order in a map wad */
enum {ML_LABEL, ML_THINGS, ML_LINEDEFS, ML_SIDEDEFS, ML_VERTEXES, ML_SEGS,
ML_SSECTORS, ML_NODES, ML_SECTORS , ML_REJECT, ML_BLOCKMAP};


typedef struct
{
	short		x,y;
} mapvertex_t;

typedef struct
{
	short		textureoffset;
	short		rowoffset;
	char		toptexture[8], bottomtexture[8], midtexture[8];
	short		sector;				/* on viewers side */
} mapsidedef_t;

typedef struct
{
	short		v1, v2;
	short		flags;
	short		special, tag;
	short		sidenum[2];			/* sidenum[1] will be -1 if one sided */
} maplinedef_t;

#define	ML_BLOCKING			1
#define	ML_BLOCKMONSTERS	2
#define	ML_TWOSIDED			4		/* backside will not be present at all */
														/* if not two sided */

/*
 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 (windows)
*/

#define	ML_DONTPEGTOP		8
#define	ML_DONTPEGBOTTOM	16

#define ML_SECRET				32		/* dont map as two sided: ITS A SECRET! */
#define ML_SOUNDBLOCK		64		/* dont let sound cross two of these		*/
#define	ML_DONTDRAW			128		/* dont draw on the automap							*/
#define	ML_MAPPED				256		/* set if allready drawn in automap			*/


typedef	struct
{
	short		floorheight, ceilingheight;
	char		floorpic[8], ceilingpic[8];
	short		lightlevel;
	short		special, tag;
} mapsector_t;

typedef struct
{
	short		numsegs;
	short		firstseg;			/* segs are stored sequentially */
} mapsubsector_t;

typedef struct
{
	short		v1, v2;
	short		angle;
	short		linedef, side;
	short		offset;
} mapseg_t;

enum {BOXTOP,BOXBOTTOM,BOXLEFT,BOXRIGHT};	/* bbox coordinates */

#define	NF_SUBSECTOR	0x8000
typedef struct
{
	short		x,y,dx,dy;			/* partition line */
	short		bbox[2][4];			/* bounding box for each child */
	unsigned short	children[2];		/* if NF_SUBSECTOR its a subsector */
} mapnode_t;

typedef struct
{
	short		x,y;
	short		angle;
	short		type;
	short		options;
} mapthing_t;

#define	MTF_EASY		1
#define	MTF_NORMAL		2
#define	MTF_HARD		4
#define	MTF_AMBUSH		8

/*
===============================================================================

						texture definition

===============================================================================
*/

typedef struct
{
	short	originx;
	short	originy;
	short	patch;
	short	stepdir;
	short	colormap;
} mappatch_t;

typedef struct
{
	char		name[8];
	boolean		masked;
	short		width;
	short		height;
	void		**columndirectory;	/* OBSOLETE */
	short		patchcount;
	mappatch_t	patches[1];
} maptexture_t;


/*
===============================================================================

							graphics

===============================================================================
*/

/*	posts are runs of non masked source pixels */
typedef struct
{
	byte		topdelta;		/* -1 is the last post in a column */
	byte		length;
/* length data bytes follows */
} post_t;

/* column_t is a list of 0 or more post_t, (byte)-1 terminated */
typedef post_t	column_t;

/* a patch holds one or more columns */
/* patches are used for sprites and all masked pictures */
typedef struct
{
	short		width;		/*	bounding box size */
	short		height;
	short		leftoffset; /*pixels to the left of origin */
	short		topoffset;  /* pixels below the origin */
	int			columnofs[8]; /* only [width] used;  the [0] is &columnofs[width] */
} patch_t;

/*
 a pic is an unmasked block of pixels
*/

typedef struct
{
	byte		width,height;
	byte		data;
} pic_t;




/*
===============================================================================

							status

===============================================================================
*/




#endif			/* __DOOMDATA__ */