255 lines
6.7 KiB
C++
255 lines
6.7 KiB
C++
/*
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Copyright (C) 1996-1997 Id Software, Inc.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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See file, 'COPYING', for details.
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*/
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#ifndef __BSPFILE_H__
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#define __BSPFILE_H__
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#include <string>
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* FIXME - put this typedef elsewhere */
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typedef uint8_t byte;
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#define BSPVERSION 29
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#define BSP2RMQVERSION (('B' << 24) | ('S' << 16) | ('P' << 8) | '2')
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#define BSP2VERSION ('B' | ('S' << 8) | ('P' << 16) | ('2' << 24))
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typedef struct {
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int32_t fileofs;
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int32_t filelen;
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} lump_t;
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#define LUMP_ENTITIES 0
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#define LUMP_PLANES 1
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#define LUMP_TEXTURES 2
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#define LUMP_VERTEXES 3
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#define LUMP_VISIBILITY 4
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#define LUMP_NODES 5
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#define LUMP_TEXINFO 6
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#define LUMP_FACES 7
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#define LUMP_LIGHTING 8
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#define LUMP_CLIPNODES 9
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#define LUMP_LEAFS 10
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#define LUMP_MARKSURFACES 11
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#define LUMP_EDGES 12
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#define LUMP_SURFEDGES 13
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#define LUMP_MODELS 14
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#define BSP_LUMPS 15
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//these are private to the qbsp
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#define BSPX_LMSHIFT 15
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#define BSPX_LUMPS 16
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typedef struct {
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char id[4]; //'BSPX'
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uint32_t numlumps;
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} bspx_header_t;
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typedef struct {
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char lumpname[24];
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uint32_t fileofs;
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uint32_t filelen;
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} bspx_lump_t;
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typedef struct {
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#define MAX_MAP_HULLS_Q1 4
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float mins[3], maxs[3];
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float origin[3];
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int32_t headnode[MAX_MAP_HULLS_Q1]; /* 4 for backward compat, only 3 hulls exist */
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int32_t visleafs; /* not including the solid leaf 0 */
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int32_t firstface, numfaces;
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} dmodelq1_t;
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typedef struct {
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#define MAX_MAP_HULLS_H2 8
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float mins[3], maxs[3];
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float origin[3];
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int32_t headnode[MAX_MAP_HULLS_H2]; /* hexen2 only uses 6 */
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int32_t visleafs; /* not including the solid leaf 0 */
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int32_t firstface, numfaces;
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} dmodelh2_t;
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typedef dmodelh2_t dmodel_t;
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typedef struct {
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int32_t version;
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lump_t lumps[BSP_LUMPS];
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} dheader_t;
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typedef struct {
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int32_t nummiptex;
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int32_t dataofs[]; /* [nummiptex] */
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} dmiptexlump_t;
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typedef std::string miptex_t;
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typedef struct {
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float point[3];
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} dvertex_t;
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typedef struct {
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float normal[3];
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float dist;
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int32_t type;
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} dplane_t;
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typedef struct {
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int32_t planenum;
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int16_t children[2]; /* negative numbers are -(leafs+1), not nodes */
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int16_t mins[3]; /* for sphere culling */
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int16_t maxs[3];
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uint16_t firstface;
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uint16_t numfaces; /* counting both sides */
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} bsp29_dnode_t;
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typedef struct {
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int32_t planenum;
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int32_t children[2]; /* negative numbers are -(leafs+1), not nodes */
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int16_t mins[3]; /* for sphere culling */
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int16_t maxs[3];
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uint32_t firstface;
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uint32_t numfaces; /* counting both sides */
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} bsp2rmq_dnode_t;
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typedef struct {
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int32_t planenum;
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int32_t children[2]; /* negative numbers are -(leafs+1), not nodes */
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float mins[3]; /* for sphere culling */
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float maxs[3];
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uint32_t firstface;
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uint32_t numfaces; /* counting both sides */
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} bsp2_dnode_t;
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/*
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* Note that children are interpreted as unsigned values now, so that we can
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* handle > 32k clipnodes. Values > 0xFFF0 can be assumed to be CONTENTS
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* values and can be read as the signed value to be compatible with the above
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* (i.e. simply subtract 65536).
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*/
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typedef struct {
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int32_t planenum;
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uint16_t children[2]; /* "negative" numbers are contents */
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} bsp29_dclipnode_t;
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typedef struct {
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int32_t planenum;
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int32_t children[2]; /* negative numbers are contents */
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} bsp2_dclipnode_t;
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typedef struct texinfo_s {
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float vecs[2][4]; /* [s/t][xyz offset] */
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int32_t miptex;
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int32_t flags;
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} texinfo_t;
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/*
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* Note that edge 0 is never used, because negative edge nums are used for
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* counterclockwise use of the edge in a face.
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*/
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typedef struct {
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uint16_t v[2]; /* vertex numbers */
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} bsp29_dedge_t;
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typedef struct {
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uint32_t v[2]; /* vertex numbers */
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} bsp2_dedge_t;
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#define MAXLIGHTMAPS 4
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typedef struct {
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int16_t planenum;
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int16_t side;
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int32_t firstedge; /* we must support > 64k edges */
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int16_t numedges;
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int16_t texinfo;
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/* lighting info */
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uint8_t styles[MAXLIGHTMAPS];
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int32_t lightofs; /* start of [numstyles*surfsize] samples */
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} bsp29_dface_t;
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typedef struct {
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int32_t planenum;
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int32_t side;
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int32_t firstedge; /* we must support > 64k edges */
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int32_t numedges;
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int32_t texinfo;
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/* lighting info */
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uint8_t styles[MAXLIGHTMAPS];
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int32_t lightofs; /* start of [numstyles*surfsize] samples */
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} bsp2_dface_t;
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/* Ambient sounds */
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#define AMBIENT_WATER 0
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#define AMBIENT_SKY 1
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#define AMBIENT_SLIME 2
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#define AMBIENT_LAVA 3
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#define NUM_AMBIENTS 4
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/*
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* leaf 0 is the generic CONTENTS_SOLID leaf, used for all solid areas
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* all other leafs need visibility info
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*/
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typedef struct {
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int32_t contents;
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int32_t visofs; /* -1 = no visibility info */
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int16_t mins[3]; /* for frustum culling */
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int16_t maxs[3];
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uint16_t firstmarksurface;
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uint16_t nummarksurfaces;
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uint8_t ambient_level[NUM_AMBIENTS];
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} bsp29_dleaf_t;
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typedef struct {
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int32_t contents;
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int32_t visofs; /* -1 = no visibility info */
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int16_t mins[3]; /* for frustum culling */
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int16_t maxs[3];
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uint32_t firstmarksurface;
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uint32_t nummarksurfaces;
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uint8_t ambient_level[NUM_AMBIENTS];
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} bsp2rmq_dleaf_t;
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typedef struct {
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int32_t contents;
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int32_t visofs; /* -1 = no visibility info */
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float mins[3]; /* for frustum culling */
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float maxs[3];
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uint32_t firstmarksurface;
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uint32_t nummarksurfaces;
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uint8_t ambient_level[NUM_AMBIENTS];
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} bsp2_dleaf_t;
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void LoadBSPFile(void);
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void WriteBSPFile(void);
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void PrintBSPFileSizes(void);
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void BSPX_AddLump(const char *xname, const void *xdata, size_t xsize);
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#ifdef __cplusplus
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}
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#endif
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#endif /* __BSPFILE_H__ */
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