/* 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 "qtypes.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 8192 #define MAX_MAP_NODES 32767 // because negative shorts are contents #define MAX_MAP_CLIPNODES 32767 // #define MAX_MAP_LEAFS 32767 // #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_MIPTEX 0x200000 #define MAX_MAP_LIGHTING 0x100000 #define MAX_MAP_VISIBILITY 0x100000 // key / value pair sizes #define MAX_KEY 32 #define MAX_VALUE 1024 //============================================================================= #define BSPVERSION 29 typedef struct { int fileofs, 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 { 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 { 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; //============================================================================ #ifndef QUAKE_GAME // the utilities get to be lazy and just use large static arrays extern int nummodels; extern dmodel_t dmodels[MAX_MAP_MODELS]; extern int visdatasize; extern byte dvisdata[MAX_MAP_VISIBILITY]; extern int lightdatasize; extern byte dlightdata[MAX_MAP_LIGHTING]; extern int texdatasize; extern byte dtexdata[MAX_MAP_MIPTEX]; // (dmiptexlump_t) extern int entdatasize; extern char dentdata[MAX_MAP_ENTSTRING]; extern int numleafs; extern dleaf_t dleafs[MAX_MAP_LEAFS]; extern int numplanes; extern dplane_t dplanes[MAX_MAP_PLANES]; extern int numvertexes; extern dvertex_t dvertexes[MAX_MAP_VERTS]; extern int numnodes; extern dnode_t dnodes[MAX_MAP_NODES]; extern int numtexinfo; extern texinfo_t texinfo[MAX_MAP_TEXINFO]; extern int numfaces; extern dface_t dfaces[MAX_MAP_FACES]; extern int numclipnodes; extern dclipnode_t dclipnodes[MAX_MAP_CLIPNODES]; extern int numedges; extern dedge_t dedges[MAX_MAP_EDGES]; extern int nummarksurfaces; extern unsigned short dmarksurfaces[MAX_MAP_MARKSURFACES]; extern int numsurfedges; extern int dsurfedges[MAX_MAP_SURFEDGES]; void LoadBSPFile (char *filename); void WriteBSPFile (char *filename); void PrintBSPFileSizes (void); #endif #endif // _BSPFILE_H