apps/plugins/doom/doomdata.h

   1 // Emacs style mode select   -*- C++ -*-
   2 //-----------------------------------------------------------------------------
   3 //
   4 // $Id$
   5 //
   6 // Copyright (C) 1993-1996 by id Software, Inc.
   7 //
   8 // This program is free software; you can redistribute it and/or
   9 // modify it under the terms of the GNU General Public License
  10 // as published by the Free Software Foundation; either version 2
  11 // of the License, or (at your option) any later version.
  12 //
  13 // This program is distributed in the hope that it will be useful,
  14 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  15 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  16 // GNU General Public License for more details.
  17 //
  18 // DESCRIPTION:
  19 //  all external data is defined here
  20 //  most of the data is loaded into different structures at run time
  21 //  some internal structures shared by many modules are here
  22 //
  23 //-----------------------------------------------------------------------------
  24
  25 #ifndef __DOOMDATA__
  26 #define __DOOMDATA__
  27
  28 // The most basic types we use, portability.
  29 #include "doomtype.h"
  30
  31 // Some global defines, that configure the game.
  32 #include "doomdef.h"
  33
  34 #include "rockmacros.h"
  35
  36 //
  37 // Map level types.
  38 // The following data structures define the persistent format
  39 // used in the lumps of the WAD files.
  40 //
  41
  42 // Lump order in a map WAD: each map needs a couple of lumps
  43 // to provide a complete scene geometry description.
  44 enum {
  45    ML_LABEL,             // A separator, name, ExMx or MAPxx
  46    ML_THINGS,            // Monsters, items..
  47    ML_LINEDEFS,          // LineDefs, from editing
  48    ML_SIDEDEFS,          // SideDefs, from editing
  49    ML_VERTEXES,          // Vertices, edited and BSP splits generated
  50    ML_SEGS,              // LineSegs, from LineDefs split by BSP
  51    ML_SSECTORS,          // SubSectors, list of LineSegs
  52    ML_NODES,             // BSP nodes
  53    ML_SECTORS,           // Sectors, from editing
  54    ML_REJECT,            // LUT, sector-sector visibility
  55    ML_BLOCKMAP           // LUT, motion clipping, walls/grid element
  56 };
  57
  58 // A single Vertex.
  59 typedef struct {
  60    short x,y;
  61 } PACKEDATTR mapvertex_t;
  62
  63 // A SideDef, defining the visual appearance of a wall,
  64 // by setting textures and offsets.
  65 typedef struct {
  66    short textureoffset;
  67    short rowoffset;
  68    char  toptexture[8];
  69    char  bottomtexture[8];
  70    char  midtexture[8];
  71    short sector;  // Front sector, towards viewer.
  72 } PACKEDATTR mapsidedef_t;
  73
  74 // A LineDef, as used for editing, and as input to the BSP builder.
  75
  76 typedef struct {
  77    short v1;
  78    short v2;
  79    short flags;
  80    short special;
  81    short tag;
  82    short sidenum[2];  // sidenum[1] will be -1 if one sided
  83 } PACKEDATTR maplinedef_t;
  84
  85
  86 //
  87 // LineDef attributes.
  88 //
  89
  90 // Solid, is an obstacle.
  91 #define ML_BLOCKING  1
  92
  93 // Blocks monsters only.
  94 #define ML_BLOCKMONSTERS 2
  95
  96 // Backside will not be present at all
  97 //  if not two sided.
  98 #define ML_TWOSIDED  4
  99
 100 // If a texture is pegged, the texture will have
 101 // the end exposed to air held constant at the
 102 // top or bottom of the texture (stairs or pulled
 103 // down things) and will move with a height change
 104 // of one of the neighbor sectors.
 105 // Unpegged textures allways have the first row of
 106 // the texture at the top pixel of the line for both
 107 // top and bottom textures (use next to windows).
 108
 109 // upper texture unpegged
 110 #define ML_DONTPEGTOP  8
 111
 112 // lower texture unpegged
 113 #define ML_DONTPEGBOTTOM 16
 114
 115 // In AutoMap: don't map as two sided: IT'S A SECRET!
 116 #define ML_SECRET  32
 117
 118 // Sound rendering: don't let sound cross two of these.
 119 #define ML_SOUNDBLOCK  64
 120
 121 // Don't draw on the automap at all.
 122 #define ML_DONTDRAW  128
 123
 124 // Set if already seen, thus drawn in automap.
 125 #define ML_MAPPED  256
 126
 127 //jff 3/21/98 Set if line absorbs use by player
 128 //allow multiple push/switch triggers to be used on one push
 129 #define ML_PASSUSE      512
 130
 131 // Sector definition, from editing.
 132 typedef struct {
 133    short floorheight;
 134    short ceilingheight;
 135    char  floorpic[8];
 136    char  ceilingpic[8];
 137    short lightlevel;
 138    short special;
 139    short tag;
 140 } PACKEDATTR mapsector_t;
 141
 142 // SubSector, as generated by BSP.
 143 typedef struct {
 144    unsigned short numsegs;
 145    unsigned short firstseg;    // Index of first one; segs are stored sequentially.
 146 } PACKEDATTR mapsubsector_t;
 147
 148 // LineSeg, generated by splitting LineDefs
 149 // using partition lines selected by BSP builder.
 150 typedef struct {
 151    short v1;
 152    short v2;
 153    short angle;
 154    short linedef;
 155    short side;
 156    short offset;
 157 } PACKEDATTR mapseg_t;
 158
 159 // BSP node structure.
 160
 161 // Indicate a leaf.
 162 #define NF_SUBSECTOR 0x8000
 163
 164 typedef struct {
 165    short x;  // Partition line from (x,y) to x+dx,y+dy)
 166    short y;
 167    short dx;
 168    short dy;
 169    // Bounding box for each child, clip against view frustum.
 170    short bbox[2][4];
 171    // If NF_SUBSECTOR its a subsector, else it's a node of another subtree.
 172    unsigned short children[2];
 173 } PACKEDATTR mapnode_t;
 174
 175 // Thing definition, position, orientation and type,
 176 // plus skill/visibility flags and attributes.
 177 typedef struct {
 178    short x;
 179    short y;
 180    short angle;
 181    short type;
 182    short options;
 183 } PACKEDATTR mapthing_t;
 184
 185
 186
 187 #endif   // __DOOMDATA__