/* 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 //============================================================================= #define BSPVERSION 29 #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; //============================================================================ #ifndef QUAKE_GAME #define ANGLE_UP -1 #define ANGLE_DOWN -2 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 *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 #endif // __bspfile_h_