Paranoia2/bspextra.h
2020-08-31 19:50:41 +03:00

124 lines
4.0 KiB
C

/*
bspfile.h - BSP format included q1, hl1 support
Copyright (C) 2010 Uncle Mike
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 3 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.
*/
#ifndef BSPEXTRAFILE_H
#define BSPEXTRAFILE_H
/*
==============================================================================
EXTRA BSP INFO
==============================================================================
*/
#define IDEXTRAHEADER (('H'<<24)+('S'<<16)+('A'<<8)+'X') // little-endian "XASH"
#define EXTRA_VERSION 3 // ver. 1 was occupied by old versions of XashXT, ver. 2 was occupied by old vesrions of P2:savior
#define MAX_MAP_CUBEMAPS 1024
#define MAX_MAP_LANDSCAPES 8192 // can be increased but not needs
#define MAX_MAP_LEAFLIGHTS 0x40000 // can be increased but not needs
#define MAX_MAP_WORLDLIGHTS 65535 // including a light surfaces too
#define LUMP_VERTNORMALS 0 // phong shaded vertex normals
#define LUMP_LIGHTVECS 1 // deluxemap data
#define LUMP_CUBEMAPS 2 // cubemap description
#define LUMP_LANDSCAPES 3 // landscape and lightmap resolution info
#define LUMP_LEAF_LIGHTING 4 // contain compressed light cubes per empty leafs
#define LUMP_WORLDLIGHTS 5 // list of all the virtual and real lights (used to relight models in-game)
#define LUMP_COLLISION 6 // physics engine collision hull dump
#define LUMP_AINODEGRAPH 7 // node graph that stored into the bsp
#define EXTRA_LUMPS 8 // count of the extra lumps
#define LM_ENVIRONMENT_STYLE 20 // light_environment always handle into separate style, so we can ignore it
typedef struct
{
int id; // must be little endian XASH
int version;
dlump_t lumps[EXTRA_LUMPS];
} dextrahdr_t;
// MODIFIED: int flags -> short flags, short landscape (total struct size not changed!)
typedef struct
{
float vecs[2][4]; // texmatrix [s/t][xyz offset]
int miptex;
short flags;
short landscape;
} dtexinfo_t;
//============================================================================
typedef struct
{
float normal[3];
} dnormal_t;
typedef struct
{
short origin[3]; // position of light snapped to the nearest integer
short size; // cubemap side size
} dcubemap_t;
typedef struct
{
byte color[6][3]; // 6 sides 1x1 (single pixel per side)
} dsample_t;
typedef struct
{
dsample_t cube;
short origin[3];
short leafnum; // leaf that contain this sample
} dleafambient_t;
typedef struct
{
char landname[16]; // name of decsription in mapname_land.txt
word texture_step; // default is 16, pixels\luxels ratio
word max_extent; // default is 16, subdivision step ((texture_step * max_extent) - texture_step)
short groupid; // to determine equal landscapes from various groups
} dlandscape_t;
typedef enum
{
emit_surface,
emit_point,
emit_spotlight,
emit_skylight
} emittype_t;
#define VERTEXNORMAL_CONE_INNER_ANGLE DEG2RAD( 7.275 )
#define DWL_FLAGS_INAMBIENTCUBE 0x0001 // This says that the light was put into the per-leaf ambient cubes.
typedef struct
{
byte emittype;
byte style;
byte flags; // will be set in ComputeLeafAmbientLighting
short origin[3]; // light abs origin
float intensity[3]; // RGB
float normal[3]; // for surfaces and spotlights
float stopdot; // for spotlights
float stopdot2; // for spotlights
float fade; // falloff scaling for linear and inverse square falloff 1.0 = normal, 0.5 = farther, 2.0 = shorter etc
float radius; // light radius
short leafnum; // light linked into this leaf
byte falloff; // falloff style 0 = default (inverse square), 1 = inverse falloff, 2 = inverse square (arghrad compat)
word facenum; // face number for emit_surface
short modelnumber; // g-cont. we can't link lights with entities by entity number so we link it by bmodel number
} dworldlight_t;
#endif//BSPFILE_H