xash3d-fwgs/common/wadfile.h

97 lines
3.5 KiB
C

/***
*
* Copyright (c) 1996-2002, Valve LLC. All rights reserved.
*
* This product contains software technology licensed from Id
* Software, Inc. ("Id Technology"). Id Technology (c) 1996 Id Software, Inc.
* All Rights Reserved.
*
* Use, distribution, and modification of this source code and/or resulting
* object code is restricted to non-commercial enhancements to products from
* Valve LLC. All other use, distribution, or modification is prohibited
* without written permission from Valve LLC.
*
****/
#ifndef WADFILE_H
#define WADFILE_H
/*
========================================================================
.WAD archive format (WhereAllData - WAD)
List of compressed files, that can be identify only by TYP_*
<format>
header: dwadinfo_t[dwadinfo_t]
file_1: byte[dwadinfo_t[num]->disksize]
file_2: byte[dwadinfo_t[num]->disksize]
file_3: byte[dwadinfo_t[num]->disksize]
...
file_n: byte[dwadinfo_t[num]->disksize]
infotable dlumpinfo_t[dwadinfo_t->numlumps]
========================================================================
*/
#define IDWAD2HEADER (('2'<<24)+('D'<<16)+('A'<<8)+'W') // little-endian "WAD2" quake wads
#define IDWAD3HEADER (('3'<<24)+('D'<<16)+('A'<<8)+'W') // little-endian "WAD3" half-life wads
// dlumpinfo_t->attribs
#define ATTR_NONE 0 // allow to read-write
#define ATTR_READONLY BIT( 0 ) // don't overwrite this lump in anyway
#define ATTR_COMPRESSED BIT( 1 ) // not used for now, just reserved
#define ATTR_HIDDEN BIT( 2 ) // not used for now, just reserved
#define ATTR_SYSTEM BIT( 3 ) // not used for now, just reserved
// dlumpinfo_t->type
#define TYP_ANY -1 // any type can be accepted
#define TYP_NONE 0 // unknown lump type
#define TYP_LABEL 1 // legacy from Doom1. Empty lump - label (like P_START, P_END etc)
#define TYP_PALETTE 64 // quake or half-life palette (768 bytes)
#define TYP_DDSTEX 65 // contain DDS texture
#define TYP_GFXPIC 66 // menu or hud image (not contain mip-levels)
#define TYP_MIPTEX 67 // quake1 and half-life in-game textures with four miplevels
#define TYP_SCRIPT 68 // contain script files
#define TYP_COLORMAP2 69 // old stuff. build palette from LBM file (not used)
#define TYP_QFONT 70 // half-life font (qfont_t)
// dlumpinfo_t->img_type
#define IMG_DIFFUSE 0 // same as default pad1 always equal 0
#define IMG_ALPHAMASK 1 // alpha-channel that stored separate as luminance texture
#define IMG_NORMALMAP 2 // indexed normalmap
#define IMG_GLOSSMAP 3 // luminance or color specularity map
#define IMG_GLOSSPOWER 4 // gloss power map (each value is a specular pow)
#define IMG_HEIGHTMAP 5 // heightmap (for parallax occlusion mapping or source of normalmap)
#define IMG_LUMA 6 // luma or glow texture with self-illuminated parts
#define IMG_DECAL_ALPHA 7 // it's a decal texture (last color in palette is base color, and other colors his graduations)
#define IMG_DECAL_COLOR 8 // decal without alpha-channel uses base, like 127 127 127 as transparent color
/*
========================================================================
.LMP image format (Half-Life gfx.wad lumps)
========================================================================
*/
typedef struct lmp_s
{
unsigned int width;
unsigned int height;
} lmp_t;
/*
========================================================================
.MIP image format (half-Life textures)
========================================================================
*/
typedef struct mip_s
{
char name[16];
unsigned int width;
unsigned int height;
unsigned int offsets[4]; // four mip maps stored
} mip_t;
#endif//WADFILE_H