262 lines
6.3 KiB
C
262 lines
6.3 KiB
C
/* Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
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
|
|
|
|
See file, 'COPYING', for details.
|
|
*/
|
|
|
|
#ifndef __COMMON_BSPFILE_H__
|
|
#define __COMMON_BSPFILE_H__
|
|
|
|
#include <common/cmdlib.h>
|
|
#include <common/log.h>
|
|
|
|
/* upper design bounds */
|
|
|
|
#define MAX_MAP_HULLS 4
|
|
#define MAX_MAP_MODELS 256
|
|
#define MAX_MAP_BRUSHES 4096
|
|
#define MAX_MAP_PLANES 16384
|
|
#define MAX_MAP_NODES 32767 /* negative shorts are contents */
|
|
#define MAX_MAP_CLIPNODES 65520 /* = 0xfff0; larger are contents */
|
|
#define MAX_MAP_LEAFS 32767 /* BSP file format limitation */
|
|
#define MAX_MAP_VERTS 65535
|
|
#define MAX_MAP_FACES 65535
|
|
#define MAX_MAP_MARKSURFACES 65535
|
|
#define MAX_MAP_TEXINFO 8192
|
|
#define MAX_MAP_EDGES 256000
|
|
#define MAX_MAP_SURFEDGES 512000
|
|
#define MAX_MAP_MIPTEX 0x0800000
|
|
#define MAX_MAP_LIGHTING 0x1000000
|
|
#define MAX_MAP_VISIBILITY 0x1000000
|
|
|
|
/* key / value pair sizes */
|
|
#define MAX_ENT_KEY 32
|
|
#define MAX_ENT_VALUE 1024
|
|
|
|
/* TYR - #define BSPVERSION 29 */
|
|
#define BSP_OLD_VERSION 29
|
|
#define BSP_COLORED_VERSION 30
|
|
|
|
/* ========================================================================= */
|
|
|
|
typedef struct {
|
|
int fileofs;
|
|
int filelen;
|
|
} lump_t;
|
|
|
|
#define LUMP_ENTITIES 0
|
|
#define LUMP_PLANES 1
|
|
#define LUMP_TEXTURES 2
|
|
#define LUMP_VERTEXES 3
|
|
#define LUMP_VISIBILITY 4
|
|
#define LUMP_NODES 5
|
|
#define LUMP_TEXINFO 6
|
|
#define LUMP_FACES 7
|
|
#define LUMP_LIGHTING 8
|
|
#define LUMP_CLIPNODES 9
|
|
#define LUMP_LEAFS 10
|
|
#define LUMP_MARKSURFACES 11
|
|
#define LUMP_EDGES 12
|
|
#define LUMP_SURFEDGES 13
|
|
#define LUMP_MODELS 14
|
|
|
|
#define HEADER_LUMPS 15
|
|
|
|
typedef struct {
|
|
const char *name;
|
|
size_t size;
|
|
} lumpspec_t;
|
|
|
|
extern const lumpspec_t lumpspec[HEADER_LUMPS];
|
|
|
|
typedef struct {
|
|
float mins[3];
|
|
float maxs[3];
|
|
float origin[3];
|
|
int headnode[MAX_MAP_HULLS];
|
|
int visleafs; /* not including the solid leaf 0 */
|
|
int firstface;
|
|
int numfaces;
|
|
} dmodel_t;
|
|
|
|
typedef struct {
|
|
int version;
|
|
lump_t lumps[HEADER_LUMPS];
|
|
} dheader_t;
|
|
|
|
typedef struct {
|
|
int nummiptex;
|
|
int dataofs[4]; /* [nummiptex] */
|
|
} dmiptexlump_t;
|
|
|
|
#define MIPLEVELS 4
|
|
typedef struct miptex_s {
|
|
char name[16];
|
|
unsigned width, height;
|
|
unsigned offsets[MIPLEVELS]; /* four mip maps stored */
|
|
} miptex_t;
|
|
|
|
typedef struct {
|
|
float point[3];
|
|
} dvertex_t;
|
|
|
|
|
|
/* 0-2 are axial planes */
|
|
#define PLANE_X 0
|
|
#define PLANE_Y 1
|
|
#define PLANE_Z 2
|
|
|
|
/* 3-5 are non-axial planes snapped to the nearest */
|
|
#define PLANE_ANYX 3
|
|
#define PLANE_ANYY 4
|
|
#define PLANE_ANYZ 5
|
|
|
|
typedef struct {
|
|
float normal[3];
|
|
float dist;
|
|
int type; /* PLANE_X - PLANE_ANYZ ?remove? trivial to regenerate */
|
|
} dplane_t;
|
|
|
|
#define CONTENTS_EMPTY -1
|
|
#define CONTENTS_SOLID -2
|
|
#define CONTENTS_WATER -3
|
|
#define CONTENTS_SLIME -4
|
|
#define CONTENTS_LAVA -5
|
|
#define CONTENTS_SKY -6
|
|
|
|
/* !!! if this is changed, it must be changed in asm_i386.h too !!! */
|
|
typedef struct {
|
|
int planenum;
|
|
short children[2]; /* negative numbers are -(leafs+1), not nodes */
|
|
short mins[3]; /* for sphere culling */
|
|
short maxs[3];
|
|
unsigned short firstface;
|
|
unsigned short numfaces; /* counting both sides */
|
|
} dnode_t;
|
|
|
|
typedef struct {
|
|
int planenum;
|
|
short children[2]; /* negative numbers are contents */
|
|
} dclipnode_t;
|
|
|
|
typedef struct texinfo_s {
|
|
float vecs[2][4]; /* [s/t][xyz offset] */
|
|
int miptex;
|
|
int flags;
|
|
} texinfo_t;
|
|
|
|
#define TEX_SPECIAL 1 /* sky or slime, no lightmap or 256 subdivision */
|
|
|
|
/* note that edge 0 is never used, because negative edge nums are used for
|
|
* counterclockwise use of the edge in a face
|
|
*/
|
|
typedef struct {
|
|
unsigned short v[2]; /* vertex numbers */
|
|
} dedge_t;
|
|
|
|
#define MAXLIGHTMAPS 4
|
|
typedef struct {
|
|
short planenum;
|
|
short side;
|
|
int firstedge; /* we must support > 64k edges */
|
|
short numedges;
|
|
short texinfo;
|
|
|
|
/* lighting info */
|
|
byte styles[MAXLIGHTMAPS];
|
|
int lightofs; /* start of [numstyles*surfsize] samples */
|
|
} dface_t;
|
|
|
|
|
|
#define AMBIENT_WATER 0
|
|
#define AMBIENT_SKY 1
|
|
#define AMBIENT_SLIME 2
|
|
#define AMBIENT_LAVA 3
|
|
|
|
#define NUM_AMBIENTS 4 /* automatic ambient sounds */
|
|
|
|
/* leaf 0 is the generic CONTENTS_SOLID leaf, used for all solid areas
|
|
* all other leafs need visibility info
|
|
*/
|
|
typedef struct {
|
|
int contents;
|
|
int visofs; /* -1 = no visibility info */
|
|
short mins[3]; /* for frustum culling */
|
|
short maxs[3];
|
|
|
|
unsigned short firstmarksurface;
|
|
unsigned short nummarksurfaces;
|
|
|
|
byte ambient_level[NUM_AMBIENTS];
|
|
} dleaf_t;
|
|
|
|
/* ========================================================================= */
|
|
|
|
/* the utilities get to be lazy and just use large static arrays */
|
|
|
|
extern int nummodels;
|
|
extern dmodel_t *dmodels;
|
|
|
|
extern int visdatasize;
|
|
extern byte *dvisdata;
|
|
|
|
extern int lightdatasize;
|
|
extern byte *dlightdata;
|
|
|
|
extern int texdatasize;
|
|
extern byte *dtexdata; /* (dmiptexlump_t) */
|
|
|
|
extern int entdatasize;
|
|
extern char *dentdata;
|
|
|
|
extern int numleafs;
|
|
extern dleaf_t *dleafs;
|
|
|
|
extern int numplanes;
|
|
extern dplane_t *dplanes;
|
|
|
|
extern int numvertexes;
|
|
extern dvertex_t *dvertexes;
|
|
|
|
extern int numnodes;
|
|
extern dnode_t *dnodes;
|
|
|
|
extern int numtexinfo;
|
|
extern texinfo_t *texinfo;
|
|
|
|
extern int numfaces;
|
|
extern dface_t *dfaces;
|
|
|
|
extern int numclipnodes;
|
|
extern dclipnode_t *dclipnodes;
|
|
|
|
extern int numedges;
|
|
extern dedge_t *dedges;
|
|
|
|
extern int nummarksurfaces;
|
|
extern unsigned short *dmarksurfaces;
|
|
|
|
extern int numsurfedges;
|
|
extern int *dsurfedges;
|
|
|
|
|
|
/* LoadBSPFile returns the BSP version... */
|
|
int LoadBSPFile(const char *filename);
|
|
void WriteBSPFile(const char *filename, int version);
|
|
void PrintBSPFileSizes(void);
|
|
|
|
#endif /* __COMMON_BSPFILE_H__ */
|