mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-26 06:10:56 +00:00
298 lines
7.1 KiB
C
298 lines
7.1 KiB
C
/*
|
|
bspfile.h
|
|
|
|
BSP (Binary Space Partitioning) file definitions
|
|
|
|
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:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
$Id$
|
|
*/
|
|
#ifndef __bspfile_h_
|
|
#define __bspfile_h_
|
|
|
|
#include "QF/qtypes.h"
|
|
#include "QF/quakeio.h"
|
|
|
|
// upper design bounds
|
|
|
|
#define MAX_MAP_HULLS 4
|
|
|
|
#define MAX_MAP_MODELS 256
|
|
#define MAX_MAP_BRUSHES 4096
|
|
#define MAX_MAP_ENTITIES 1024
|
|
#define MAX_MAP_ENTSTRING 65536
|
|
|
|
#define MAX_MAP_PLANES 32767
|
|
//#define MAX_MAP_PLANES 8192
|
|
#define MAX_MAP_NODES 32767 // because negative shorts are contents
|
|
#define MAX_MAP_CLIPNODES 32767 //
|
|
#define MAX_MAP_LEAFS 32767 //
|
|
//#define MAX_MAP_LEAFS 8192
|
|
#define MAX_MAP_VERTS 65535
|
|
#define MAX_MAP_FACES 65535
|
|
#define MAX_MAP_MARKSURFACES 65535
|
|
#define MAX_MAP_TEXINFO 4096
|
|
#define MAX_MAP_EDGES 256000
|
|
#define MAX_MAP_SURFEDGES 512000
|
|
#define MAX_MAP_TEXTURES 512
|
|
#define MAX_MAP_MIPTEX 0x200000
|
|
#define MAX_MAP_LIGHTING 0x100000
|
|
#define MAX_MAP_VISIBILITY 0x100000
|
|
|
|
#define MAX_MAP_PORTALS 65536
|
|
|
|
// key / value pair sizes
|
|
|
|
#define MAX_KEY 32
|
|
#define MAX_VALUE 1024
|
|
|
|
|
|
//=============================================================================
|
|
|
|
// little-endian PACK
|
|
#define IDPAKHEADER (('K'<<24)+('C'<<16)+('A'<<8)+'P')
|
|
|
|
#define BSPVERSION 29
|
|
#define Q2BSPVERSION 38
|
|
#define TOOLVERSION 2
|
|
|
|
typedef struct lump_s {
|
|
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 dmodel_s {
|
|
float mins[3], maxs[3];
|
|
float origin[3];
|
|
int headnode[MAX_MAP_HULLS];
|
|
int visleafs; // not including the solid leaf 0
|
|
int firstface, numfaces;
|
|
} dmodel_t;
|
|
|
|
typedef struct dheader_s {
|
|
int version;
|
|
lump_t lumps[HEADER_LUMPS];
|
|
} dheader_t;
|
|
|
|
typedef struct dmiptexlump_s {
|
|
int nummiptex;
|
|
int dataofs[4]; // [nummiptex]
|
|
} dmiptexlump_t;
|
|
|
|
#define MIPLEVELS 4
|
|
typedef struct miptex_s {
|
|
char name[16];
|
|
unsigned int width, height;
|
|
unsigned int offsets[MIPLEVELS]; // four mip maps stored
|
|
} miptex_t;
|
|
|
|
|
|
typedef struct dvertex_s {
|
|
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 dplane_s {
|
|
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
|
|
#define CONTENTS_ORIGIN -7 // removed at csg time
|
|
#define CONTENTS_CLIP -8 // changed to contents_solid
|
|
|
|
#define CONTENTS_CURRENT_0 -9
|
|
#define CONTENTS_CURRENT_90 -10
|
|
#define CONTENTS_CURRENT_180 -11
|
|
#define CONTENTS_CURRENT_270 -12
|
|
#define CONTENTS_CURRENT_UP -13
|
|
#define CONTENTS_CURRENT_DOWN -14
|
|
|
|
|
|
// !!! if this is changed, it must be changed in asm_i386.h too !!!
|
|
typedef struct dnode_s {
|
|
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 dclipnode_s {
|
|
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 dedge_s {
|
|
unsigned short v[2]; // vertex numbers
|
|
} dedge_t;
|
|
|
|
#define MAXLIGHTMAPS 4
|
|
typedef struct dface_s {
|
|
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 dleaf_s {
|
|
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;
|
|
|
|
//============================================================================
|
|
|
|
typedef struct bsp_s {
|
|
int nummodels;
|
|
dmodel_t *models;
|
|
|
|
int visdatasize;
|
|
byte *visdata;
|
|
|
|
int lightdatasize;
|
|
byte *lightdata;
|
|
|
|
int texdatasize;
|
|
byte *texdata; // (dmiptexlump_t)
|
|
|
|
int entdatasize;
|
|
char *entdata;
|
|
|
|
int numleafs;
|
|
dleaf_t *leafs;
|
|
|
|
int numplanes;
|
|
dplane_t *planes;
|
|
|
|
int numvertexes;
|
|
dvertex_t *vertexes;
|
|
|
|
int numnodes;
|
|
dnode_t *nodes;
|
|
|
|
int numtexinfo;
|
|
texinfo_t *texinfo;
|
|
|
|
int numfaces;
|
|
dface_t *faces;
|
|
|
|
int numclipnodes;
|
|
dclipnode_t *clipnodes;
|
|
|
|
int numedges;
|
|
dedge_t *edges;
|
|
|
|
int nummarksurfaces;
|
|
unsigned short *marksurfaces;
|
|
|
|
int numsurfedges;
|
|
int *surfedges;
|
|
} bsp_t;
|
|
|
|
bsp_t *LoadBSPMem (void *mem, int size);
|
|
bsp_t *LoadBSPFile (QFile *file, int size);
|
|
void WriteBSPFile (bsp_t *bsp, QFile *file);
|
|
bsp_t *BSP_New (void);
|
|
void BSP_AddPlane (bsp_t *bsp, dplane_t *plane);
|
|
void BSP_AddLeaf (bsp_t *bsp, dleaf_t *leaf);
|
|
void BSP_AddVertex (bsp_t *bsp, dvertex_t *vertex);
|
|
void BSP_AddNode (bsp_t *bsp, dnode_t *node);
|
|
void BSP_AddTexinfo (bsp_t *bsp, texinfo_t *texinfo);
|
|
void BSP_AddFace (bsp_t *bsp, dface_t *face);
|
|
void BSP_AddClipnode (bsp_t *bsp, dclipnode_t *clipnode);
|
|
void BSP_AddMarkSurface (bsp_t *bsp, unsigned short marksurface);
|
|
void BSP_AddSurfEdge (bsp_t *bsp, int surfedge);
|
|
void BSP_AddEdge (bsp_t *bsp, dedge_t *edge);
|
|
void BSP_AddModel (bsp_t *bsp, dmodel_t *model);
|
|
void BSP_AddLighting (bsp_t *bsp, byte *lightdata, int lightdatasize);
|
|
void BSP_AddVisibility (bsp_t *bsp, byte *visdata, int visdatasize);
|
|
void BSP_AddEntities (bsp_t *bsp, char *entdata, int entdatasize);
|
|
void BSP_AddTextures (bsp_t *bsp, byte *texdata, int texdatasize);
|
|
|
|
#endif // __bspfile_h_
|