tools/quake3/q3map2/q3map2.h

   1 /* -------------------------------------------------------------------------------
   2
   3 Copyright (C) 1999-2007 id Software, Inc. and contributors.
   4 For a list of contributors, see the accompanying CONTRIBUTORS file.
   5
   6 This file is part of GtkRadiant.
   7
   8 GtkRadiant is free software; you can redistribute it and/or modify
   9 it under the terms of the GNU General Public License as published by
  10 the Free Software Foundation; either version 2 of the License, or
  11 (at your option) any later version.
  12
  13 GtkRadiant 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 You should have received a copy of the GNU General Public License
  19 along with GtkRadiant; if not, write to the Free Software
  20 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  21
  22 ----------------------------------------------------------------------------------
  23
  24 This code has been altered significantly from its original form, to support
  25 several games based on the Quake III Arena engine, in the form of "Q3Map2."
  26
  27 ------------------------------------------------------------------------------- */
  28
  29
  30
  31 /* marker */
  32 #ifndef Q3MAP2_H
  33 #define Q3MAP2_H
  34
  35
  36
  37 /* version */
  38 #ifndef Q3MAP_VERSION
  39 #error no Q3MAP_VERSION defined
  40 #endif
  41 #define Q3MAP_MOTD              "Your map saw the pretty lights from q3map2's BFG"
  42
  43
  44
  45
  46 /* -------------------------------------------------------------------------------
  47
  48 dependencies
  49
  50 ------------------------------------------------------------------------------- */
  51
  52 /* platform-specific */
  53 #if defined( __linux__ ) || defined( __APPLE__ )
  54         #define Q_UNIX
  55 #endif
  56
  57 #ifdef Q_UNIX
  58         #include <unistd.h>
  59         #include <pwd.h>
  60         #include <limits.h>
  61 #endif
  62
  63 #ifdef WIN32
  64         #include <windows.h>
  65 #endif
  66
  67
  68 /* general */
  69 #include "version.h"                    /* ttimo: might want to guard that if built outside of the GtkRadiant tree */
  70
  71 #include "cmdlib.h"
  72 #include "mathlib.h"
  73 #include "md5lib.h"
  74 #include "ddslib.h"
  75
  76 #include "picomodel.h"
  77
  78 #include "scriplib.h"
  79 #include "polylib.h"
  80 #include "imagelib.h"
  81 #include "qthreads.h"
  82 #include "inout.h"
  83 #include "vfs.h"
  84 #include "png.h"
  85 #include "md4.h"
  86 #include "radiant_jpeglib.h"
  87 #include <stdlib.h>
  88
  89
  90
  91 /* -------------------------------------------------------------------------------
  92
  93 port-related hacks
  94
  95 ------------------------------------------------------------------------------- */
  96
  97 #define MAC_STATIC_HACK                 0
  98 #if defined( __APPLE__ ) && MAC_STATIC_HACK
  99         #define MAC_STATIC                      static
 100 #else
 101         #define MAC_STATIC
 102 #endif
 103
 104 #if 1
 105         #ifdef WIN32
 106                 #define Q_stricmp                       stricmp
 107                 #define Q_strncasecmp           strnicmp
 108         #else
 109                 #define Q_stricmp                       strcasecmp
 110                 #define Q_strncasecmp           strncasecmp
 111         #endif
 112 #endif
 113
 114 /* macro version */
 115 #define VectorMA( a, s, b, c )  ((c)[ 0 ] = (a)[ 0 ] + (s) * (b)[ 0 ], (c)[ 1 ] = (a)[ 1 ] + (s) * (b)[ 1 ], (c)[ 2 ] = (a)[ 2 ] + (s) * (b)[ 2 ])
 116
 117
 118
 119 /* -------------------------------------------------------------------------------
 120
 121 constants
 122
 123 ------------------------------------------------------------------------------- */
 124
 125 /* temporary hacks and tests (please keep off in SVN to prevent anyone's legacy map from screwing up) */
 126 /* 2011-01-10 TTimo says we should turn these on in SVN, so turning on now */
 127 #define Q3MAP2_EXPERIMENTAL_HIGH_PRECISION_MATH_FIXES   1
 128 #define Q3MAP2_EXPERIMENTAL_SNAP_NORMAL_FIX             1
 129 #define Q3MAP2_EXPERIMENTAL_SNAP_PLANE_FIX              1
 130
 131 /* general */
 132 #define MAX_QPATH                               64
 133
 134 #define MAX_IMAGES                              512
 135 #define DEFAULT_IMAGE                   "*default"
 136
 137 #define MAX_MODELS                              512
 138
 139 #define DEF_BACKSPLASH_FRACTION 0.05f   /* 5% backsplash by default */
 140 #define DEF_BACKSPLASH_DISTANCE 23
 141
 142 #define DEF_RADIOSITY_BOUNCE    1.0f    /* ydnar: default to 100% re-emitted light */
 143
 144 #define MAX_SHADER_INFO                 8192
 145 #define MAX_CUST_SURFACEPARMS   64
 146
 147 #define SHADER_MAX_VERTEXES             1000
 148 #define SHADER_MAX_INDEXES              (6 * SHADER_MAX_VERTEXES)
 149
 150 #define MAX_JITTERS                             256
 151
 152
 153 /* epair parsing (note case-sensitivity directive) */
 154 #define CASE_INSENSITIVE_EPAIRS 1
 155
 156 #if CASE_INSENSITIVE_EPAIRS
 157         #define EPAIR_STRCMP            Q_stricmp
 158 #else
 159         #define EPAIR_STRCMP            strcmp
 160 #endif
 161
 162
 163 /* ydnar: compiler flags, because games have widely varying content/surface flags */
 164 #define C_SOLID                                 0x00000001
 165 #define C_TRANSLUCENT                   0x00000002
 166 #define C_STRUCTURAL                    0x00000004
 167 #define C_HINT                                  0x00000008
 168 #define C_NODRAW                                0x00000010
 169 #define C_LIGHTGRID                             0x00000020
 170 #define C_ALPHASHADOW                   0x00000040
 171 #define C_LIGHTFILTER                   0x00000080
 172 #define C_VERTEXLIT                             0x00000100
 173 #define C_LIQUID                                0x00000200
 174 #define C_FOG                                   0x00000400
 175 #define C_SKY                                   0x00000800
 176 #define C_ORIGIN                                0x00001000
 177 #define C_AREAPORTAL                    0x00002000
 178 #define C_ANTIPORTAL                    0x00004000      /* like hint, but doesn't generate portals */
 179 #define C_SKIP                                  0x00008000      /* like hint, but skips this face (doesn't split bsp) */
 180 #define C_NOMARKS                               0x00010000      /* no decals */
 181 #define C_DETAIL                                0x08000000      /* THIS MUST BE THE SAME AS IN RADIANT! */
 182
 183
 184 /* shadow flags */
 185 #define WORLDSPAWN_CAST_SHADOWS 1
 186 #define WORLDSPAWN_RECV_SHADOWS 1
 187 #define ENTITY_CAST_SHADOWS             0
 188 #define ENTITY_RECV_SHADOWS             1
 189
 190
 191 /* bsp */
 192 #define MAX_PATCH_SIZE                  32
 193 #define MAX_BRUSH_SIDES                 1024
 194 #define MAX_BUILD_SIDES                 1024
 195
 196 #define MAX_EXPANDED_AXIS               128
 197
 198 #define CLIP_EPSILON                    0.1f
 199 #define PLANESIDE_EPSILON               0.001f
 200 #define PLANENUM_LEAF                   -1
 201
 202 #define HINT_PRIORITY                   1000            /* ydnar: force hint splits first and antiportal/areaportal splits last */
 203 #define ANTIPORTAL_PRIORITY             -1000
 204 #define AREAPORTAL_PRIORITY             -1000
 205 #define DETAIL_PRIORITY         -3000
 206
 207 #define PSIDE_FRONT                             1
 208 #define PSIDE_BACK                              2
 209 #define PSIDE_BOTH                              (PSIDE_FRONT | PSIDE_BACK)
 210 #define PSIDE_FACING                    4
 211
 212 #define BPRIMIT_UNDEFINED               0
 213 #define BPRIMIT_OLDBRUSHES              1
 214 #define BPRIMIT_NEWBRUSHES              2
 215
 216
 217 /* vis */
 218 #define VIS_HEADER_SIZE                 8
 219
 220 #define SEPERATORCACHE                  /* seperator caching helps a bit */
 221
 222 #define PORTALFILE                              "PRT1"
 223
 224 #define MAX_PORTALS                             0x20000 /* same as MAX_MAP_PORTALS */
 225 #define MAX_SEPERATORS                  MAX_POINTS_ON_WINDING
 226 #define MAX_POINTS_ON_FIXED_WINDING     24      /* ydnar: increased this from 12 at the expense of more memory */
 227 #define MAX_PORTALS_ON_LEAF             1024
 228
 229
 230 /* light */
 231 #define EMIT_POINT                              0
 232 #define EMIT_AREA                               1
 233 #define EMIT_SPOT                               2
 234 #define EMIT_SUN                                3
 235
 236 #define LIGHT_ATTEN_LINEAR              1
 237 #define LIGHT_ATTEN_ANGLE               2
 238 #define LIGHT_ATTEN_DISTANCE    4
 239 #define LIGHT_TWOSIDED                  8
 240 #define LIGHT_GRID                              16
 241 #define LIGHT_SURFACES                  32
 242 #define LIGHT_DARK                              64              /* probably never use this */
 243 #define LIGHT_FAST                              256
 244 #define LIGHT_FAST_TEMP                 512
 245 #define LIGHT_FAST_ACTUAL               (LIGHT_FAST | LIGHT_FAST_TEMP)
 246 #define LIGHT_NEGATIVE                  1024
 247 #define LIGHT_UNNORMALIZED              2048    /* vortex: do not normalize _color */
 248
 249 #define LIGHT_SUN_DEFAULT               (LIGHT_ATTEN_ANGLE | LIGHT_GRID | LIGHT_SURFACES)
 250 #define LIGHT_AREA_DEFAULT              (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES)        /* q3a and wolf are the same */
 251 #define LIGHT_Q3A_DEFAULT               (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
 252 #define LIGHT_WOLF_DEFAULT              (LIGHT_ATTEN_LINEAR | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
 253
 254 #define MAX_TRACE_TEST_NODES    256
 255 #define DEFAULT_INHIBIT_RADIUS  1.5f
 256
 257 #define LUXEL_EPSILON                   0.125f
 258 #define VERTEX_EPSILON                  -0.125f
 259 #define GRID_EPSILON                    0.0f
 260
 261 #define DEFAULT_LIGHTMAP_SAMPLE_SIZE    16
 262 #define DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE        0
 263 #define DEFAULT_LIGHTMAP_SAMPLE_OFFSET  1.0f
 264 #define DEFAULT_SUBDIVIDE_THRESHOLD             1.0f
 265
 266 #define EXTRA_SCALE                             2       /* -extrawide = -super 2 */
 267 #define EXTRAWIDE_SCALE                 2       /* -extrawide = -super 2 -filter */
 268
 269 #define CLUSTER_UNMAPPED                -1
 270 #define CLUSTER_OCCLUDED                -2
 271 #define CLUSTER_FLOODED                 -3
 272
 273 #define VERTEX_LUXEL_SIZE               3
 274 #define BSP_LUXEL_SIZE                  3
 275 #define RAD_LUXEL_SIZE                  3
 276 #define SUPER_LUXEL_SIZE                4
 277 #define SUPER_FLAG_SIZE                 4
 278 #define FLAG_FORCE_SUBSAMPLING 1
 279 #define FLAG_ALREADY_SUBSAMPLED 2
 280 #define SUPER_ORIGIN_SIZE               3
 281 #define SUPER_NORMAL_SIZE               4
 282 #define SUPER_DELUXEL_SIZE              3
 283 #define BSP_DELUXEL_SIZE                3
 284 #define SUPER_FLOODLIGHT_SIZE   4
 285
 286 #define VERTEX_LUXEL( s, v )    (vertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
 287 #define RAD_VERTEX_LUXEL( s, v )(radVertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
 288 #define BSP_LUXEL( s, x, y )    (lm->bspLuxels[ s ] + ((((y) * lm->w) + (x)) * BSP_LUXEL_SIZE))
 289 #define RAD_LUXEL( s, x, y )    (lm->radLuxels[ s ] + ((((y) * lm->w) + (x)) * RAD_LUXEL_SIZE))
 290 #define SUPER_LUXEL( s, x, y )  (lm->superLuxels[ s ] + ((((y) * lm->sw) + (x)) * SUPER_LUXEL_SIZE))
 291 #define SUPER_FLAG( x, y )      (lm->superFlags + ((((y) * lm->sw) + (x)) * SUPER_FLAG_SIZE))
 292 #define SUPER_DELUXEL( x, y )   (lm->superDeluxels + ((((y) * lm->sw) + (x)) * SUPER_DELUXEL_SIZE))
 293 #define BSP_DELUXEL( x, y )             (lm->bspDeluxels + ((((y) * lm->w) + (x)) * BSP_DELUXEL_SIZE))
 294 #define SUPER_CLUSTER( x, y )   (lm->superClusters + (((y) * lm->sw) + (x)))
 295 #define SUPER_ORIGIN( x, y )    (lm->superOrigins + ((((y) * lm->sw) + (x)) * SUPER_ORIGIN_SIZE))
 296 #define SUPER_NORMAL( x, y )    (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE))
 297 #define SUPER_DIRT( x, y )              (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE) + 3)   /* stash dirtyness in normal[ 3 ] */
 298 #define SUPER_FLOODLIGHT( x, y )        (lm->superFloodLight + ((((y) * lm->sw) + (x)) * SUPER_FLOODLIGHT_SIZE) )
 299
 300
 301
 302 /* -------------------------------------------------------------------------------
 303
 304 abstracted bsp file
 305
 306 ------------------------------------------------------------------------------- */
 307
 308 #define EXTERNAL_LIGHTMAP               "lm_%04d.tga"
 309
 310 #define MAX_LIGHTMAPS                   4                       /* RBSP */
 311 #define MAX_LIGHT_STYLES                64
 312 #define MAX_SWITCHED_LIGHTS             32
 313 #define LS_NORMAL                               0x00
 314 #define LS_UNUSED                               0xFE
 315 #define LS_NONE                                 0xFF
 316
 317 #define MAX_LIGHTMAP_SHADERS    256
 318
 319 /* ok to increase these at the expense of more memory */
 320 #define MAX_MAP_AREAS                   0x100           /* MAX_MAP_AREA_BYTES in q_shared must match! */
 321 #define MAX_MAP_FOGS                    30                      //& 0x100       /* RBSP (32 - world fog - goggles) */
 322 #define MAX_MAP_LEAFS                   0x20000
 323 #define MAX_MAP_PORTALS                 0x20000
 324 #define MAX_MAP_LIGHTING                0x800000
 325 #define MAX_MAP_LIGHTGRID               0x100000        //%     0x800000 /* ydnar: set to points, not bytes */
 326 #define MAX_MAP_VISCLUSTERS     0x4000 // <= MAX_MAP_LEAFS
 327 #define MAX_MAP_VISIBILITY              (VIS_HEADER_SIZE + MAX_MAP_VISCLUSTERS * (((MAX_MAP_VISCLUSTERS + 63) & ~63) >> 3))
 328
 329 #define MAX_MAP_DRAW_SURFS              0x20000
 330 #define MAX_MAP_DRAW_INDEXES    0x80000
 331
 332 #define MAX_MAP_ADVERTISEMENTS  30
 333
 334 /* key / value pair sizes in the entities lump */
 335 #define MAX_KEY                                 32
 336 #define MAX_VALUE                               1024
 337
 338 /* the editor uses these predefined yaw angles to orient entities up or down */
 339 #define ANGLE_UP                                -1
 340 #define ANGLE_DOWN                              -2
 341
 342 #define LIGHTMAP_WIDTH                  128
 343 #define LIGHTMAP_HEIGHT                 128
 344
 345 #define MIN_WORLD_COORD                 (-65536)
 346 #define MAX_WORLD_COORD                 (65536)
 347 #define WORLD_SIZE                              (MAX_WORLD_COORD - MIN_WORLD_COORD)
 348
 349
 350 typedef void                                    (*bspFunc)( const char * );
 351
 352
 353 typedef struct
 354 {
 355         int                     offset, length;
 356 }
 357 bspLump_t;
 358
 359
 360 typedef struct
 361 {
 362         char            ident[ 4 ];
 363         int                     version;
 364
 365         bspLump_t       lumps[ 100 ];   /* theoretical maximum # of bsp lumps */
 366 }
 367 bspHeader_t;
 368
 369
 370 typedef struct
 371 {
 372         float           mins[ 3 ], maxs[ 3 ];
 373         int                     firstBSPSurface, numBSPSurfaces;
 374         int                     firstBSPBrush, numBSPBrushes;
 375 }
 376 bspModel_t;
 377
 378
 379 typedef struct
 380 {
 381         char            shader[ MAX_QPATH ];
 382         int                     surfaceFlags;
 383         int                     contentFlags;
 384 }
 385 bspShader_t;
 386
 387
 388 /* planes x^1 is allways the opposite of plane x */
 389
 390 typedef struct
 391 {
 392         float           normal[ 3 ];
 393         float           dist;
 394 }
 395 bspPlane_t;
 396
 397
 398 typedef struct
 399 {
 400         int                     planeNum;
 401         int                     children[ 2 ];          /* negative numbers are -(leafs+1), not nodes */
 402         int                     mins[ 3 ];                      /* for frustom culling */
 403         int                     maxs[ 3 ];
 404 }
 405 bspNode_t;
 406
 407
 408 typedef struct
 409 {
 410         int                     cluster;                        /* -1 = opaque cluster (do I still store these?) */
 411         int                     area;
 412
 413         int                     mins[ 3 ];                      /* for frustum culling */
 414         int                     maxs[ 3 ];
 415
 416         int                     firstBSPLeafSurface;
 417         int                     numBSPLeafSurfaces;
 418
 419         int                     firstBSPLeafBrush;
 420         int                     numBSPLeafBrushes;
 421 }
 422 bspLeaf_t;
 423
 424
 425 typedef struct
 426 {
 427         int                     planeNum;                       /* positive plane side faces out of the leaf */
 428         int                     shaderNum;
 429         int                     surfaceNum;                     /* RBSP */
 430 }
 431 bspBrushSide_t;
 432
 433
 434 typedef struct
 435 {
 436         int                     firstSide;
 437         int                     numSides;
 438         int                     shaderNum;                      /* the shader that determines the content flags */
 439 }
 440 bspBrush_t;
 441
 442
 443 typedef struct
 444 {
 445         char            shader[ MAX_QPATH ];
 446         int                     brushNum;
 447         int                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
 448 }
 449 bspFog_t;
 450
 451
 452 typedef struct
 453 {
 454         vec3_t          xyz;
 455         float           st[ 2 ];
 456         float           lightmap[ MAX_LIGHTMAPS ][ 2 ]; /* RBSP */
 457         vec3_t          normal;
 458         byte            color[ MAX_LIGHTMAPS ][ 4 ];    /* RBSP */
 459 }
 460 bspDrawVert_t;
 461
 462
 463 typedef enum
 464 {
 465         MST_BAD,
 466         MST_PLANAR,
 467         MST_PATCH,
 468         MST_TRIANGLE_SOUP,
 469         MST_FLARE,
 470         MST_FOLIAGE
 471 }
 472 bspSurfaceType_t;
 473
 474
 475 typedef struct bspGridPoint_s
 476 {
 477         byte            ambient[ MAX_LIGHTMAPS ][ 3 ];
 478         byte            directed[ MAX_LIGHTMAPS ][ 3 ];
 479         byte            styles[ MAX_LIGHTMAPS ];
 480         byte            latLong[ 2 ];
 481 }
 482 bspGridPoint_t;
 483
 484
 485 typedef struct
 486 {
 487         int                     shaderNum;
 488         int                     fogNum;
 489         int                     surfaceType;
 490
 491         int                     firstVert;
 492         int                     numVerts;
 493
 494         int                     firstIndex;
 495         int                     numIndexes;
 496
 497         byte            lightmapStyles[ MAX_LIGHTMAPS ];                                                /* RBSP */
 498         byte            vertexStyles[ MAX_LIGHTMAPS ];                                                  /* RBSP */
 499         int                     lightmapNum[ MAX_LIGHTMAPS ];                                                   /* RBSP */
 500         int                     lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ]; /* RBSP */
 501         int                     lightmapWidth, lightmapHeight;
 502
 503         vec3_t          lightmapOrigin;
 504         vec3_t          lightmapVecs[ 3 ];      /* on patches, [ 0 ] and [ 1 ] are lodbounds */
 505
 506         int                     patchWidth;
 507         int                     patchHeight;
 508 }
 509 bspDrawSurface_t;
 510
 511
 512 /* advertisements */
 513 typedef struct {
 514         int                     cellId;
 515         vec3_t          normal;
 516         vec3_t          rect[4];
 517         char            model[ MAX_QPATH ];
 518 } bspAdvertisement_t;
 519
 520
 521 /* -------------------------------------------------------------------------------
 522
 523 general types
 524
 525 ------------------------------------------------------------------------------- */
 526
 527 /* ydnar: for smaller structs */
 528 typedef unsigned char   qb_t;
 529
 530
 531 /* ydnar: for q3map_tcMod */
 532 typedef float   tcMod_t[ 3 ][ 3 ];
 533
 534
 535 /* ydnar: for multiple game support */
 536 typedef struct surfaceParm_s
 537 {
 538         char            *name;
 539         int                     contentFlags, contentFlagsClear;
 540         int                     surfaceFlags, surfaceFlagsClear;
 541         int                     compileFlags, compileFlagsClear;
 542 }
 543 surfaceParm_t;
 544
 545 typedef enum
 546 {
 547         MINIMAP_MODE_GRAY,
 548         MINIMAP_MODE_BLACK,
 549         MINIMAP_MODE_WHITE
 550 }
 551 miniMapMode_t;
 552
 553 typedef struct game_s
 554 {
 555         char                            *arg;                                                   /* -game matches this */
 556         char                            *gamePath;                                              /* main game data dir */
 557         char                            *homeBasePath;                                  /* home sub-dir on unix */
 558         char                            *magic;                                                 /* magic word for figuring out base path */
 559         char                            *shaderPath;                                    /* shader directory */
 560         int                                     maxLMSurfaceVerts;                              /* default maximum meta surface verts */
 561         int                                     maxSurfaceVerts;                                /* default maximum surface verts */
 562         int                                     maxSurfaceIndexes;                              /* default maximum surface indexes (tris * 3) */
 563         qboolean                        emitFlares;                                             /* when true, emit flare surfaces */
 564         char                            *flareShader;                                   /* default flare shader (MUST BE SET) */
 565         qboolean                        wolfLight;                                              /* when true, lights work like wolf q3map  */
 566         int                                     lightmapSize;                                   /* bsp lightmap width/height */
 567         float                           lightmapGamma;                                  /* default lightmap gamma */
 568         float                           lightmapExposure;                               /* default lightmap exposure */
 569         float                           lightmapCompensate;                             /* default lightmap compensate value */
 570         float                           gridScale;                                              /* vortex: default lightgrid scale (affects both directional and ambient spectres) */
 571         float                           gridAmbientScale;                               /* vortex: default lightgrid ambient spectre scale */
 572         qboolean                        lightAngleHL;                                   /* jal: use half-lambert curve for light angle attenuation */
 573         qboolean                        noStyles;                                               /* use lightstyles hack or not */
 574         qboolean                        keepLights;                                             /* keep light entities on bsp */
 575         int                                     patchSubdivisions;                              /* default patch subdivisions tolerance */
 576         qboolean                        patchShadows;                                   /* patch casting enabled */
 577         qboolean                        deluxeMap;                                              /* compile deluxemaps */
 578         int                                     deluxeMode;                                             /* deluxemap mode (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
 579         int                 miniMapSize;                    /* minimap size */
 580         float               miniMapSharpen;                 /* minimap sharpening coefficient */
 581         float               miniMapBorder;                  /* minimap border amount */
 582         qboolean            miniMapKeepAspect;              /* minimap keep aspect ratio by letterboxing */
 583         miniMapMode_t       miniMapMode;                    /* minimap mode */
 584         char                *miniMapNameFormat;             /* minimap name format */
 585         char                            *bspIdent;                                              /* 4-letter bsp file prefix */
 586         int                                     bspVersion;                                             /* bsp version to use */
 587         qboolean                        lumpSwap;                                               /* cod-style len/ofs order */
 588         bspFunc                         load, write;                                    /* load/write function pointers */
 589         surfaceParm_t           surfaceParms[ 128 ];                    /* surfaceparm array */
 590 }
 591 game_t;
 592
 593
 594 typedef struct image_s
 595 {
 596         char                            *name, *filename;
 597         int                                     refCount;
 598         int                                     width, height;
 599         byte                            *pixels;
 600 }
 601 image_t;
 602
 603
 604 typedef struct sun_s
 605 {
 606         struct sun_s            *next;
 607         vec3_t                          direction, color;
 608         float                           photons, deviance, filterRadius;
 609         int                                     numSamples, style;
 610 }
 611 sun_t;
 612
 613
 614 typedef struct surfaceModel_s
 615 {
 616         struct surfaceModel_s   *next;
 617         char                            model[ MAX_QPATH ];
 618         float                           density, odds;
 619         float                           minScale, maxScale;
 620         float                           minAngle, maxAngle;
 621         qboolean                        oriented;
 622 }
 623 surfaceModel_t;
 624
 625
 626 /* ydnar/sd: foliage stuff for wolf et (engine-supported optimization of the above) */
 627 typedef struct foliage_s
 628 {
 629         struct foliage_s        *next;
 630         char                            model[ MAX_QPATH ];
 631         float                           scale, density, odds;
 632         qboolean                        inverseAlpha;
 633 }
 634 foliage_t;
 635
 636 typedef struct foliageInstance_s
 637 {
 638         vec3_t                          xyz, normal;
 639 }
 640 foliageInstance_t;
 641
 642
 643 typedef struct remap_s
 644 {
 645         struct remap_s          *next;
 646         char                            from[ 1024 ];
 647         char                            to[ MAX_QPATH ];
 648 }
 649 remap_t;
 650
 651 typedef struct skinfile_s
 652 {
 653         struct skinfile_s       *next;
 654         char                            name[ 1024 ];
 655         char                            to[ MAX_QPATH ];
 656 }
 657 skinfile_t;
 658
 659
 660 /* wingdi.h hack, it's the same: 0 */
 661 #undef CM_NONE
 662
 663 typedef enum
 664 {
 665         CM_NONE,
 666         CM_VOLUME,
 667         CM_COLOR_SET,
 668         CM_ALPHA_SET,
 669         CM_COLOR_SCALE,
 670         CM_ALPHA_SCALE,
 671         CM_COLOR_DOT_PRODUCT,
 672         CM_ALPHA_DOT_PRODUCT,
 673         CM_COLOR_DOT_PRODUCT_SCALE,
 674         CM_ALPHA_DOT_PRODUCT_SCALE,
 675         CM_COLOR_DOT_PRODUCT_2,
 676         CM_ALPHA_DOT_PRODUCT_2,
 677         CM_COLOR_DOT_PRODUCT_2_SCALE,
 678         CM_ALPHA_DOT_PRODUCT_2_SCALE
 679 }
 680 colorModType_t;
 681
 682
 683 typedef struct colorMod_s
 684 {
 685         struct colorMod_s       *next;
 686         colorModType_t          type;
 687         vec_t                           data[ 16 ];
 688 }
 689 colorMod_t;
 690
 691
 692 typedef enum
 693 {
 694         IM_NONE,
 695         IM_OPAQUE,
 696         IM_MASKED,
 697         IM_BLEND
 698 }
 699 implicitMap_t;
 700
 701
 702 typedef struct shaderInfo_s
 703 {
 704         char                            shader[ MAX_QPATH ];
 705         int                                     surfaceFlags;
 706         int                                     contentFlags;
 707         int                                     compileFlags;
 708         float                           value;                                                  /* light value */
 709
 710         char                            *flareShader;                                   /* for light flares */
 711         char                            *damageShader;                                  /* ydnar: sof2 damage shader name */
 712         char                            *backShader;                                    /* for surfaces that generate different front and back passes */
 713         char                            *cloneShader;                                   /* ydnar: for cloning of a surface */
 714         char                            *remapShader;                                   /* ydnar: remap a shader in final stage */
 715         char                            *deprecateShader;                               /* vortex: shader is deprecated and replaced by this on use */
 716
 717         surfaceModel_t          *surfaceModel;                                  /* ydnar: for distribution of models */
 718         foliage_t                       *foliage;                                               /* ydnar/splash damage: wolf et foliage */
 719
 720         float                           subdivisions;                                   /* from a "tesssize xxx" */
 721         float                           backsplashFraction;                             /* floating point value, usually 0.05 */
 722         float                           backsplashDistance;                             /* default 16 */
 723         float                           lightSubdivide;                                 /* default 999 */
 724         float                           lightFilterRadius;                              /* ydnar: lightmap filtering/blurring radius for lights created by this shader (default: 0) */
 725
 726         int                                     lightmapSampleSize;                             /* lightmap sample size */
 727         float                           lightmapSampleOffset;                   /* ydnar: lightmap sample offset (default: 1.0) */
 728
 729         float                           bounceScale;                                    /* ydnar: radiosity re-emission [0,1.0+] */
 730         float                           offset;                                                 /* ydnar: offset in units */
 731         float                           shadeAngleDegrees;                              /* ydnar: breaking angle for smooth shading (degrees) */
 732
 733         vec3_t                          mins, maxs;                                             /* ydnar: for particle studio vertexDeform move support */
 734
 735         qb_t                            legacyTerrain;                                  /* ydnar: enable legacy terrain crutches */
 736         qb_t                            indexed;                                                /* ydnar: attempt to use indexmap (terrain alphamap style) */
 737         qb_t                            forceMeta;                                              /* ydnar: force metasurface path */
 738         qb_t                            noClip;                                                 /* ydnar: don't clip into bsp, preserve original face winding */
 739         qb_t                            noFast;                                                 /* ydnar: supress fast lighting for surfaces with this shader */
 740         qb_t                            invert;                                                 /* ydnar: reverse facing */
 741         qb_t                            nonplanar;                                              /* ydnar: for nonplanar meta surface merging */
 742         qb_t                            tcGen;                                                  /* ydnar: has explicit texcoord generation */
 743         vec3_t                          vecs[ 2 ];                                              /* ydnar: explicit texture vectors for [0,1] texture space */
 744         tcMod_t                         mod;                                                    /* ydnar: q3map_tcMod matrix for djbob :) */
 745         vec3_t                          lightmapAxis;                                   /* ydnar: explicit lightmap axis projection */
 746         colorMod_t                      *colorMod;                                              /* ydnar: q3map_rgb/color/alpha/Set/Mod support */
 747
 748         int                                     furNumLayers;                                   /* ydnar: number of fur layers */
 749         float                           furOffset;                                              /* ydnar: offset of each layer */
 750         float                           furFade;                                                /* ydnar: alpha fade amount per layer */
 751
 752         qb_t                            splotchFix;                                             /* ydnar: filter splotches on lightmaps */
 753
 754         qb_t                            hasPasses;                                              /* false if the shader doesn't define any rendering passes */
 755         qb_t                            globalTexture;                                  /* don't normalize texture repeats */
 756         qb_t                            twoSided;                                               /* cull none */
 757         qb_t                            autosprite;                                             /* autosprite shaders will become point lights instead of area lights */
 758         qb_t                            polygonOffset;                                  /* ydnar: don't face cull this or against this */
 759         qb_t                            patchShadows;                                   /* have patches casting shadows when using -light for this surface */
 760         qb_t                            vertexShadows;                                  /* shadows will be casted at this surface even when vertex lit */
 761         qb_t                            forceSunlight;                                  /* force sun light at this surface even tho we might not calculate shadows in vertex lighting */
 762         qb_t                            notjunc;                                                /* don't use this surface for tjunction fixing */
 763         qb_t                            fogParms;                                               /* ydnar: has fogparms */
 764         qb_t                            noFog;                                                  /* ydnar: supress fogging */
 765         qb_t                            clipModel;                                              /* ydnar: solid model hack */
 766         qb_t                            noVertexLight;                                  /* ydnar: leave vertex color alone */
 767         qb_t                            noDirty;                                                /* jal: do not apply the dirty pass to this surface */
 768
 769         byte                            styleMarker;                                    /* ydnar: light styles hack */
 770
 771         float                           vertexScale;                                    /* vertex light scale */
 772
 773         char                            skyParmsImageBase[ MAX_QPATH ]; /* ydnar: for skies */
 774
 775         char                            editorImagePath[ MAX_QPATH ];   /* use this image to generate texture coordinates */
 776         char                            lightImagePath[ MAX_QPATH ];    /* use this image to generate color / averageColor */
 777         char                            normalImagePath[ MAX_QPATH ];   /* ydnar: normalmap image for bumpmapping */
 778
 779         implicitMap_t           implicitMap;                                    /* ydnar: enemy territory implicit shaders */
 780         char                            implicitImagePath[ MAX_QPATH ];
 781
 782         image_t                         *shaderImage;
 783         image_t                         *lightImage;
 784         image_t                         *normalImage;
 785
 786         float                           skyLightValue;                                  /* ydnar */
 787         int                                     skyLightIterations;                             /* ydnar */
 788         sun_t                           *sun;                                                   /* ydnar */
 789
 790         vec3_t                          color;                                                  /* normalized color */
 791         vec3_t                          averageColor;
 792         byte                            lightStyle;
 793
 794         /* vortex: per-surface floodlight */
 795         float                           floodlightDirectionScale;
 796         vec3_t                          floodlightRGB;
 797         float                           floodlightIntensity;
 798         float                           floodlightDistance;
 799
 800         qb_t                            lmMergable;                                             /* ydnar */
 801         int                                     lmCustomWidth, lmCustomHeight;  /* ydnar */
 802         float                           lmBrightness;                                   /* ydnar */
 803         float                           lmFilterRadius;                                 /* ydnar: lightmap filtering/blurring radius for this shader (default: 0) */
 804
 805         int                                     shaderWidth, shaderHeight;              /* ydnar */
 806         float                           stFlat[ 2 ];
 807
 808         vec3_t                          fogDir;                                                 /* ydnar */
 809
 810         char                            *shaderText;                                    /* ydnar */
 811         qb_t                            custom;
 812         qb_t                            finished;
 813 }
 814 shaderInfo_t;
 815
 816
 817
 818 /* -------------------------------------------------------------------------------
 819
 820 bsp structures
 821
 822 ------------------------------------------------------------------------------- */
 823
 824 typedef struct face_s
 825 {
 826         struct face_s           *next;
 827         int                                     planenum;
 828         int                                     priority;
 829         //qboolean                      checked;
 830         int                                     compileFlags;
 831         winding_t                       *w;
 832 }
 833 face_t;
 834
 835
 836 typedef struct plane_s
 837 {
 838         vec3_t                          normal;
 839         vec_t                           dist;
 840         int                                     type;
 841         int                 counter;
 842         int                                     hash_chain;
 843 }
 844 plane_t;
 845
 846
 847 typedef struct side_s
 848 {
 849         int                                     planenum;
 850
 851         int                                     outputNum;                      /* set when the side is written to the file list */
 852
 853         float                           texMat[ 2 ][ 3 ];       /* brush primitive texture matrix */
 854         float                           vecs[ 2 ][ 4 ];         /* old-style texture coordinate mapping */
 855
 856         winding_t                       *winding;
 857         winding_t                       *visibleHull;           /* convex hull of all visible fragments */
 858
 859         shaderInfo_t            *shaderInfo;
 860
 861         int                                     contentFlags;           /* from shaderInfo */
 862         int                                     surfaceFlags;           /* from shaderInfo */
 863         int                                     compileFlags;           /* from shaderInfo */
 864         int                                     value;                          /* from shaderInfo */
 865
 866         qboolean                        visible;                        /* choose visble planes first */
 867         qboolean                        bevel;                          /* don't ever use for bsp splitting, and don't bother making windings for it */
 868         qboolean                        culled;                         /* ydnar: face culling */
 869 }
 870 side_t;
 871
 872
 873 typedef struct sideRef_s
 874 {
 875         struct sideRef_s        *next;
 876         side_t                          *side;
 877 }
 878 sideRef_t;
 879
 880
 881 /* ydnar: generic index mapping for entities (natural extension of terrain texturing) */
 882 typedef struct indexMap_s
 883 {
 884         int                                     w, h, numLayers;
 885         char                            name[ MAX_QPATH ], shader[ MAX_QPATH ];
 886         float                           offsets[ 256 ];
 887         byte                            *pixels;
 888 }
 889 indexMap_t;
 890
 891
 892 typedef struct brush_s
 893 {
 894         struct brush_s          *next;
 895         struct brush_s          *nextColorModBrush;     /* ydnar: colorMod volume brushes go here */
 896         struct brush_s          *original;                      /* chopped up brushes will reference the originals */
 897
 898         int                                     entityNum, brushNum;/* editor numbering */
 899         int                                     outputNum;                      /* set when the brush is written to the file list */
 900
 901         /* ydnar: for shadowcasting entities */
 902         int                                     castShadows;
 903         int                                     recvShadows;
 904
 905         shaderInfo_t            *contentShader;
 906         shaderInfo_t            *celShader;                     /* :) */
 907
 908         /* ydnar: gs mods */
 909         int                                     lightmapSampleSize; /* jal : entity based _lightmapsamplesize */
 910         float                           lightmapScale;
 911         float                           shadeAngleDegrees; /* jal : entity based _shadeangle */
 912         vec3_t                          eMins, eMaxs;
 913         indexMap_t                      *im;
 914
 915         int                                     contentFlags;
 916         int                                     compileFlags;           /* ydnar */
 917         qboolean                        detail;
 918         qboolean                        opaque;
 919
 920         int                                     portalareas[ 2 ];
 921
 922         vec3_t                          mins, maxs;
 923         int                                     numsides;
 924
 925         side_t                          sides[ 6 ];                     /* variably sized */
 926 }
 927 brush_t;
 928
 929
 930 typedef struct fog_s
 931 {
 932         shaderInfo_t            *si;
 933         brush_t                         *brush;
 934         int                                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
 935 }
 936 fog_t;
 937
 938
 939 typedef struct
 940 {
 941         int                                     width, height;
 942         bspDrawVert_t           *verts;
 943 }
 944 mesh_t;
 945
 946
 947 typedef struct parseMesh_s
 948 {
 949         struct parseMesh_s      *next;
 950
 951         int                                     entityNum, brushNum;    /* ydnar: editor numbering */
 952
 953         /* ydnar: for shadowcasting entities */
 954         int                                     castShadows;
 955         int                                     recvShadows;
 956
 957         mesh_t                          mesh;
 958         shaderInfo_t            *shaderInfo;
 959         shaderInfo_t            *celShader;                             /* :) */
 960
 961         /* ydnar: gs mods */
 962         int                                     lightmapSampleSize;             /* jal : entity based _lightmapsamplesize */
 963         float                           lightmapScale;
 964         vec3_t                          eMins, eMaxs;
 965         indexMap_t                      *im;
 966
 967         /* grouping */
 968         qboolean                        grouped;
 969         float                           longestCurve;
 970         int                                     maxIterations;
 971 }
 972 parseMesh_t;
 973
 974
 975 /*
 976         ydnar: the drawsurf struct was extended to allow for:
 977         - non-convex planar surfaces
 978         - non-planar brushface surfaces
 979         - lightmapped terrain
 980         - planar patches
 981 */
 982
 983 typedef enum
 984 {
 985         /* ydnar: these match up exactly with bspSurfaceType_t */
 986         SURFACE_BAD,
 987         SURFACE_FACE,
 988         SURFACE_PATCH,
 989         SURFACE_TRIANGLES,
 990         SURFACE_FLARE,
 991         SURFACE_FOLIAGE,        /* wolf et */
 992
 993         /* ydnar: compiler-relevant surface types */
 994         SURFACE_FORCED_META,
 995         SURFACE_META,
 996         SURFACE_FOGHULL,
 997         SURFACE_DECAL,
 998         SURFACE_SHADER,
 999
1000         NUM_SURFACE_TYPES
1001 }
1002 surfaceType_t;
1003
1004 char                    *surfaceTypes[ NUM_SURFACE_TYPES ]
1005 #ifndef MAIN_C
1006                                 ;
1007 #else
1008                                 =
1009                                 {
1010                                         "SURFACE_BAD",
1011                                         "SURFACE_FACE",
1012                                         "SURFACE_PATCH",
1013                                         "SURFACE_TRIANGLES",
1014                                         "SURFACE_FLARE",
1015                                         "SURFACE_FOLIAGE",
1016                                         "SURFACE_FORCED_META",
1017                                         "SURFACE_META",
1018                                         "SURFACE_FOGHULL",
1019                                         "SURFACE_DECAL",
1020                                         "SURFACE_SHADER"
1021                                 };
1022 #endif
1023
1024
1025 /* ydnar: this struct needs an overhaul (again, heh) */
1026 typedef struct mapDrawSurface_s
1027 {
1028         surfaceType_t           type;
1029         qboolean                        planar;
1030         int                                     outputNum;                      /* ydnar: to match this sort of thing up */
1031
1032         qboolean                        fur;                            /* ydnar: this is kind of a hack, but hey... */
1033         qboolean                        skybox;                         /* ydnar: yet another fun hack */
1034         qboolean                        backSide;                       /* ydnar: q3map_backShader support */
1035
1036         struct mapDrawSurface_s *parent;                /* ydnar: for cloned (skybox) surfaces to share lighting data */
1037         struct mapDrawSurface_s *clone;                 /* ydnar: for cloned surfaces */
1038         struct mapDrawSurface_s *cel;                   /* ydnar: for cloned cel surfaces */
1039
1040         shaderInfo_t            *shaderInfo;
1041         shaderInfo_t            *celShader;
1042         brush_t                         *mapBrush;
1043         parseMesh_t                     *mapMesh;
1044         sideRef_t                       *sideRef;
1045
1046         int                                     fogNum;
1047
1048         int                                     numVerts;                       /* vertexes and triangles */
1049         bspDrawVert_t           *verts;
1050         int                                     numIndexes;
1051         int                                     *indexes;
1052
1053         int                                     planeNum;
1054         vec3_t                          lightmapOrigin;         /* also used for flares */
1055         vec3_t                          lightmapVecs[ 3 ];      /* also used for flares */
1056         int                                     lightStyle;                     /* used for flares */
1057
1058         /* ydnar: per-surface (per-entity, actually) lightmap sample size scaling */
1059         float                           lightmapScale;
1060
1061         /* jal: per-surface (per-entity, actually) shadeangle */
1062         float                           shadeAngleDegrees;
1063
1064         /* ydnar: surface classification */
1065         vec3_t                          mins, maxs;
1066         vec3_t                          lightmapAxis;
1067         int                                     sampleSize;
1068
1069         /* ydnar: shadow group support */
1070         int                                     castShadows, recvShadows;
1071
1072         /* ydnar: texture coordinate range monitoring for hardware with limited texcoord precision (in texel space) */
1073         float                           bias[ 2 ];
1074         int                                     texMins[ 2 ], texMaxs[ 2 ], texRange[ 2 ];
1075
1076         /* ydnar: for patches */
1077         float                           longestCurve;
1078         int                                     maxIterations;
1079         int                                     patchWidth, patchHeight;
1080         vec3_t                          bounds[ 2 ];
1081
1082         /* ydnar/sd: for foliage */
1083         int                                     numFoliageInstances;
1084
1085         /* ydnar: editor/useful numbering */
1086         int                                     entityNum;
1087         int                                     surfaceNum;
1088 }
1089 mapDrawSurface_t;
1090
1091
1092 typedef struct drawSurfRef_s
1093 {
1094         struct drawSurfRef_s    *nextRef;
1095         int                                     outputNum;
1096 }
1097 drawSurfRef_t;
1098
1099
1100 /* ydnar: metasurfaces are constructed from lists of metatriangles so they can be merged in the best way */
1101 typedef struct metaTriangle_s
1102 {
1103         shaderInfo_t            *si;
1104         side_t                          *side;
1105         int                                     entityNum, surfaceNum, planeNum, fogNum, sampleSize, castShadows, recvShadows;
1106         float                           shadeAngleDegrees;
1107         vec4_t                          plane;
1108         vec3_t                          lightmapAxis;
1109         int                                     indexes[ 3 ];
1110 }
1111 metaTriangle_t;
1112
1113
1114 typedef struct epair_s
1115 {
1116         struct epair_s          *next;
1117         char                            *key, *value;
1118 }
1119 epair_t;
1120
1121
1122 typedef struct
1123 {
1124         vec3_t                          origin;
1125         brush_t                         *brushes, *lastBrush, *colorModBrushes;
1126         parseMesh_t                     *patches;
1127         int                                     mapEntityNum, firstDrawSurf;
1128         int                                     firstBrush, numBrushes;         /* only valid during BSP compile */
1129         epair_t                         *epairs;
1130         vec3_t                          originbrush_origin;
1131 }
1132 entity_t;
1133
1134
1135 typedef struct node_s
1136 {
1137         /* both leafs and nodes */
1138         int                                     planenum;               /* -1 = leaf node */
1139         struct node_s           *parent;
1140         vec3_t                          mins, maxs;             /* valid after portalization */
1141         brush_t                         *volume;                /* one for each leaf/node */
1142
1143         /* nodes only */
1144         side_t                          *side;                  /* the side that created the node */
1145         struct node_s           *children[ 2 ];
1146         int                                     compileFlags;   /* ydnar: hint, antiportal */
1147         int                                     tinyportals;
1148         vec3_t                          referencepoint;
1149
1150         /* leafs only */
1151         qboolean                        opaque;                 /* view can never be inside */
1152         qboolean                        areaportal;
1153         qboolean                        skybox;                 /* ydnar: a skybox leaf */
1154         qboolean                        sky;                    /* ydnar: a sky leaf */
1155         int                                     cluster;                /* for portalfile writing */
1156         int                                     area;                   /* for areaportals */
1157         brush_t                         *brushlist;             /* fragments of all brushes in this leaf */
1158         drawSurfRef_t           *drawSurfReferences;
1159
1160         int                                     occupied;               /* 1 or greater can reach entity */
1161         entity_t                        *occupant;              /* for leak file testing */
1162
1163         struct portal_s         *portals;               /* also on nodes during construction */
1164
1165         qboolean            has_structural_children;
1166 }
1167 node_t;
1168
1169
1170 typedef struct portal_s
1171 {
1172         plane_t                         plane;
1173         node_t                          *onnode;                /* NULL = outside box */
1174         node_t                          *nodes[ 2 ];    /* [ 0 ] = front side of plane */
1175         struct portal_s         *next[ 2 ];
1176         winding_t                       *winding;
1177
1178         qboolean                        sidefound;              /* false if ->side hasn't been checked */
1179         int                                     compileFlags;   /* from original face that caused the split */
1180         side_t                          *side;                  /* NULL = non-visible */
1181 }
1182 portal_t;
1183
1184
1185 typedef struct
1186 {
1187         node_t                          *headnode;
1188         node_t                          outside_node;
1189         vec3_t                          mins, maxs;
1190 }
1191 tree_t;
1192
1193
1194
1195 /* -------------------------------------------------------------------------------
1196
1197 vis structures
1198
1199 ------------------------------------------------------------------------------- */
1200
1201 typedef struct
1202 {
1203         vec3_t                          normal;
1204         float                           dist;
1205 }
1206 visPlane_t;
1207
1208
1209 typedef struct
1210 {
1211         int                                     numpoints;
1212         vec3_t                          points[ MAX_POINTS_ON_FIXED_WINDING     ];              /* variable sized */
1213 }
1214 fixedWinding_t;
1215
1216
1217 typedef struct passage_s
1218 {
1219         struct passage_s        *next;
1220         byte                            cansee[ 1 ];    /* all portals that can be seen through this passage */
1221 } passage_t;
1222
1223
1224 typedef enum
1225 {
1226         stat_none,
1227         stat_working,
1228         stat_done
1229 }
1230 vstatus_t;
1231
1232
1233 typedef struct
1234 {
1235         int                                     num;
1236         qboolean                        hint;                   /* true if this portal was created from a hint splitter */
1237         qboolean                        removed;
1238         visPlane_t                      plane;                  /* normal pointing into neighbor */
1239         int                                     leaf;                   /* neighbor */
1240
1241         vec3_t                          origin;                 /* for fast clip testing */
1242         float                           radius;
1243
1244         fixedWinding_t          *winding;
1245         vstatus_t                       status;
1246         byte                            *portalfront;   /* [portals], preliminary */
1247         byte                            *portalflood;   /* [portals], intermediate */
1248         byte                            *portalvis;             /* [portals], final */
1249
1250         int                                     nummightsee;    /* bit count on portalflood for sort */
1251         passage_t                       *passages;              /* there are just as many passages as there */
1252                                                                                 /* are portals in the leaf this portal leads */
1253 }
1254 vportal_t;
1255
1256
1257 typedef struct leaf_s
1258 {
1259         int                                     numportals;
1260         int                                     merged;
1261         vportal_t                       *portals[MAX_PORTALS_ON_LEAF];
1262 }
1263 leaf_t;
1264
1265
1266 typedef struct pstack_s
1267 {
1268         byte                            mightsee[ MAX_PORTALS / 8 ];
1269         struct pstack_s         *next;
1270         leaf_t                          *leaf;
1271         vportal_t                       *portal;                /* portal exiting */
1272         fixedWinding_t          *source;
1273         fixedWinding_t          *pass;
1274
1275         fixedWinding_t          windings[ 3 ];  /* source, pass, temp in any order */
1276         int                                     freewindings[ 3 ];
1277
1278         visPlane_t                      portalplane;
1279         int depth;
1280 #ifdef SEPERATORCACHE
1281         visPlane_t                      seperators[ 2 ][ MAX_SEPERATORS ];
1282         int                                     numseperators[ 2 ];
1283 #endif
1284 }
1285 pstack_t;
1286
1287
1288 typedef struct
1289 {
1290         vportal_t                       *base;
1291         int                                     c_chains;
1292         pstack_t                        pstack_head;
1293 }
1294 threaddata_t;
1295
1296
1297
1298 /* -------------------------------------------------------------------------------
1299
1300 light structures
1301
1302 ------------------------------------------------------------------------------- */
1303
1304 /* ydnar: new light struct with flags */
1305 typedef struct light_s
1306 {
1307         struct light_s          *next;
1308
1309         int                                     type;
1310         int                                     flags;                  /* ydnar: condensed all the booleans into one flags int */
1311         shaderInfo_t            *si;
1312
1313         vec3_t                          origin;
1314         vec3_t                          normal;                 /* for surfaces, spotlights, and suns */
1315         float                           dist;                   /* plane location along normal */
1316
1317         float                           photons;
1318         int                                     style;
1319         vec3_t                          color;
1320         float                           radiusByDist;   /* for spotlights */
1321         float                           fade;                   /* ydnar: from wolf, for linear lights */
1322         float                           angleScale;             /* ydnar: stolen from vlight for K */
1323         float                           extraDist;              /* "extra dimension" distance of the light, to kill hot spots */
1324
1325         float                           add;                    /* ydnar: used for area lights */
1326         float                           envelope;               /* ydnar: units until falloff < tolerance */
1327         float                           envelope2;              /* ydnar: envelope squared (tiny optimization) */
1328         vec3_t                          mins, maxs;             /* ydnar: pvs envelope */
1329         int                                     cluster;                /* ydnar: cluster light falls into */
1330
1331         winding_t                       *w;
1332         vec3_t                          emitColor;              /* full out-of-gamut value */
1333
1334         float                           falloffTolerance;       /* ydnar: minimum attenuation threshold */
1335         float                           filterRadius;   /* ydnar: lightmap filter radius in world units, 0 == default */
1336 }
1337 light_t;
1338
1339
1340 typedef struct
1341 {
1342         /* constant input */
1343         qboolean                        testOcclusion, forceSunlight, testAll;
1344         int                                     recvShadows;
1345
1346         int                                     numSurfaces;
1347         int                                     *surfaces;
1348
1349         int                                     numLights;
1350         light_t                         **lights;
1351
1352         qboolean                        twoSided;
1353
1354         /* per-sample input */
1355         int                                     cluster;
1356         vec3_t                          origin, normal;
1357         vec_t                           inhibitRadius;  /* sphere in which occluding geometry is ignored */
1358
1359         /* per-light input */
1360         light_t                         *light;
1361         vec3_t                          end;
1362
1363         /* calculated input */
1364         vec3_t                          displacement, direction;
1365         vec_t                           distance;
1366
1367         /* input and output */
1368         vec3_t                          color;                  /* starts out at full color, may be reduced if transparent surfaces are crossed */
1369         vec3_t                          colorNoShadow;  /* result color with no shadow casting */
1370         vec3_t                          directionContribution; /* result contribution to the deluxe map */
1371
1372         /* output */
1373         vec3_t                          hit;
1374         int                                     compileFlags;   /* for determining surface compile flags traced through */
1375         qboolean                        passSolid;
1376         qboolean                        opaque;
1377         vec_t                   forceSubsampling; /* needs subsampling (alphashadow), value = max color contribution possible from it */
1378
1379         /* working data */
1380         int                                     numTestNodes;
1381         int                                     testNodes[ MAX_TRACE_TEST_NODES ];
1382 }
1383 trace_t;
1384
1385
1386
1387 /* must be identical to bspDrawVert_t except for float color! */
1388 typedef struct
1389 {
1390         vec3_t                          xyz;
1391         float                           st[ 2 ];
1392         float                           lightmap[ MAX_LIGHTMAPS ][ 2 ];
1393         vec3_t                          normal;
1394         float                           color[ MAX_LIGHTMAPS ][ 4 ];
1395 }
1396 radVert_t;
1397
1398
1399 typedef struct
1400 {
1401         int                                     numVerts;
1402         radVert_t                       verts[ MAX_POINTS_ON_WINDING ];
1403 }
1404 radWinding_t;
1405
1406
1407 /* crutch for poor local allocations in win32 smp */
1408 typedef struct
1409 {
1410         vec_t                           dists[ MAX_POINTS_ON_WINDING + 4 ];
1411         int                                     sides[ MAX_POINTS_ON_WINDING + 4 ];
1412 }
1413 clipWork_t;
1414
1415
1416 /* ydnar: new lightmap handling code */
1417 typedef struct outLightmap_s
1418 {
1419         int                                     lightmapNum, extLightmapNum;
1420         int                                     customWidth, customHeight;
1421         int                                     numLightmaps;
1422         int                                     freeLuxels;
1423         int                                     numShaders;
1424         shaderInfo_t            *shaders[ MAX_LIGHTMAP_SHADERS ];
1425         byte                            *lightBits;
1426         byte                            *bspLightBytes;
1427         byte                            *bspDirBytes;
1428 }
1429 outLightmap_t;
1430
1431
1432 typedef struct rawLightmap_s
1433 {
1434         qboolean                                finished, splotchFix, wrap[ 2 ];
1435         int                                             customWidth, customHeight;
1436         float                                   brightness;
1437         float                                   filterRadius;
1438
1439         int                                             firstLightSurface, numLightSurfaces;    /* index into lightSurfaces */
1440         int                                             numLightClusters, *lightClusters;
1441
1442         int                                             sampleSize, actualSampleSize, axisNum;
1443
1444         /* vortex: per-surface floodlight */
1445         float                                   floodlightDirectionScale;
1446         vec3_t                                  floodlightRGB;
1447         float                                   floodlightIntensity;
1448         float                                   floodlightDistance;
1449
1450         int                                             entityNum;
1451         int                                             recvShadows;
1452         vec3_t                                  mins, maxs, axis, origin, *vecs;
1453         float                                   *plane;
1454         int                                             w, h, sw, sh, used;
1455
1456         qboolean                                solid[ MAX_LIGHTMAPS ];
1457         vec3_t                                  solidColor[ MAX_LIGHTMAPS ];
1458
1459         int                                             numStyledTwins;
1460         struct rawLightmap_s    *twins[ MAX_LIGHTMAPS ];
1461
1462         int                                             outLightmapNums[ MAX_LIGHTMAPS ];
1463         int                                             twinNums[ MAX_LIGHTMAPS ];
1464         int                                             lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ];
1465         byte                                    styles[ MAX_LIGHTMAPS ];
1466         float                                   *bspLuxels[ MAX_LIGHTMAPS ];
1467         float                                   *radLuxels[ MAX_LIGHTMAPS ];
1468         float                                   *superLuxels[ MAX_LIGHTMAPS ];
1469         unsigned char                           *superFlags;
1470         float                                   *superOrigins;
1471         float                                   *superNormals;
1472         int                                             *superClusters;
1473
1474         float                                   *superDeluxels; /* average light direction */
1475         float                                   *bspDeluxels;
1476         float                                   *superFloodLight;
1477 }
1478 rawLightmap_t;
1479
1480
1481 typedef struct rawGridPoint_s
1482 {
1483         vec3_t                          ambient[ MAX_LIGHTMAPS ];
1484         vec3_t                          directed[ MAX_LIGHTMAPS ];
1485         vec3_t                          dir;
1486         byte                            styles[ MAX_LIGHTMAPS ];
1487 }
1488 rawGridPoint_t;
1489
1490
1491 typedef struct surfaceInfo_s
1492 {
1493         int                                     modelindex;
1494         shaderInfo_t            *si;
1495         rawLightmap_t           *lm;
1496         int                                     parentSurfaceNum, childSurfaceNum;
1497         int                                     entityNum, castShadows, recvShadows, sampleSize, patchIterations;
1498         float                           longestCurve;
1499         float                           *plane;
1500         vec3_t                          axis, mins, maxs;
1501         qboolean                        hasLightmap, approximated;
1502         int                                     firstSurfaceCluster, numSurfaceClusters;
1503 }
1504 surfaceInfo_t;
1505
1506 /* -------------------------------------------------------------------------------
1507
1508 prototypes
1509
1510 ------------------------------------------------------------------------------- */
1511
1512 /* main.c */
1513 vec_t                                           Random( void );
1514 int                                                     BSPInfo( int count, char **fileNames );
1515 int                                                     ScaleBSPMain( int argc, char **argv );
1516 int                                                     ConvertMain( int argc, char **argv );
1517
1518
1519 /* path_init.c */
1520 game_t                                          *GetGame( char *arg );
1521 void                                            InitPaths( int *argc, char **argv );
1522
1523
1524 /* bsp.c */
1525 int                                                     BSPMain( int argc, char **argv );
1526
1527
1528 /* convert_map.c */
1529 int                                                     ConvertBSPToMap( char *bspName );
1530 int                                                     ConvertBSPToMap_BP( char *bspName );
1531
1532
1533 /* convert_ase.c */
1534 int                                                     ConvertBSPToASE( char *bspName );
1535
1536 /* convert_obj.c */
1537 int                                                     ConvertBSPToOBJ( char *bspName );
1538
1539
1540 /* brush.c */
1541 sideRef_t                                       *AllocSideRef( side_t *side, sideRef_t *next );
1542 int                                                     CountBrushList( brush_t *brushes );
1543 brush_t                                         *AllocBrush( int numsides );
1544 void                                            FreeBrush( brush_t *brushes );
1545 void                                            FreeBrushList( brush_t *brushes );
1546 brush_t                                         *CopyBrush( brush_t *brush );
1547 qboolean                                        BoundBrush( brush_t *brush );
1548 qboolean                                        CreateBrushWindings( brush_t *brush );
1549 brush_t                                         *BrushFromBounds( vec3_t mins, vec3_t maxs );
1550 vec_t                                           BrushVolume( brush_t *brush );
1551 void                                            WriteBSPBrushMap( char *name, brush_t *list );
1552
1553 void                                            FilterDetailBrushesIntoTree( entity_t *e, tree_t *tree );
1554 void                                            FilterStructuralBrushesIntoTree( entity_t *e, tree_t *tree );
1555
1556 int                                                     BoxOnPlaneSide( vec3_t mins, vec3_t maxs, plane_t *plane );
1557 qboolean                                        WindingIsTiny( winding_t *w );
1558
1559 void                                            SplitBrush( brush_t *brush, int planenum, brush_t **front, brush_t **back);
1560
1561 tree_t                                          *AllocTree( void );
1562 node_t                                          *AllocNode( void );
1563
1564
1565 /* mesh.c */
1566 void                                            LerpDrawVert( bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *out );
1567 void                                            LerpDrawVertAmount( bspDrawVert_t *a, bspDrawVert_t *b, float amount, bspDrawVert_t *out );
1568 void                                            FreeMesh( mesh_t *m );
1569 mesh_t                                          *CopyMesh( mesh_t *mesh );
1570 void                                            PrintMesh( mesh_t *m );
1571 mesh_t                                          *TransposeMesh( mesh_t *in );
1572 void                                            InvertMesh( mesh_t *m );
1573 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1574 int                                                     IterationsForCurve( float len, int subdivisions );
1575 mesh_t                                          *SubdivideMesh2( mesh_t in, int iterations );
1576 mesh_t                                          *SubdivideMeshQuads( mesh_t *in, float minLength, int maxsize, int *widthtable, int *heighttable );
1577 mesh_t                                          *RemoveLinearMeshColumnsRows( mesh_t *in );
1578 void                                            MakeMeshNormals( mesh_t in );
1579 void                                            PutMeshOnCurve( mesh_t in );
1580
1581 void                                            MakeNormalVectors( vec3_t forward, vec3_t right, vec3_t up );
1582
1583
1584 /* map.c */
1585 void                                            LoadMapFile( char *filename, qboolean onlyLights, qboolean noCollapseGroups );
1586 int                                                     FindFloatPlane( vec3_t normal, vec_t dist, int numPoints, vec3_t *points );
1587 int                                                     PlaneTypeForNormal( vec3_t normal );
1588 void                                            AddBrushBevels( void );
1589 brush_t                                         *FinishBrush(qboolean noCollapseGroups);
1590
1591
1592 /* portals.c */
1593 void                                            MakeHeadnodePortals( tree_t *tree );
1594 void                                            MakeNodePortal( node_t *node );
1595 void                                            SplitNodePortals( node_t *node );
1596
1597 qboolean                                        PortalPassable( portal_t *p );
1598
1599 qboolean                                        FloodEntities( tree_t *tree );
1600 void                                            FillOutside( node_t *headnode);
1601 void                                            FloodAreas( tree_t *tree);
1602 face_t                                          *VisibleFaces( entity_t *e, tree_t *tree );
1603 void                                            FreePortal( portal_t *p );
1604
1605 void                                            MakeTreePortals( tree_t *tree );
1606
1607
1608 /* leakfile.c */
1609 xmlNodePtr                                      LeakFile( tree_t *tree );
1610
1611
1612 /* prtfile.c */
1613 void                                            NumberClusters( tree_t *tree );
1614 void                                            WritePortalFile( tree_t *tree );
1615
1616
1617 /* writebsp.c */
1618 void                                            SetModelNumbers( void );
1619 void                                            SetLightStyles( void );
1620
1621 int                                                     EmitShader( const char *shader, int *contentFlags, int *surfaceFlags );
1622
1623 void                                            BeginBSPFile( void );
1624 void                                            EndBSPFile( qboolean do_write );
1625 void                                            EmitBrushes( brush_t *brushes, int *firstBrush, int *numBrushes );
1626 void                                            EmitFogs( void );
1627
1628 void                                            BeginModel( void );
1629 void                                            EndModel( entity_t *e, node_t *headnode );
1630
1631
1632 /* tree.c */
1633 void                                            FreeTree( tree_t *tree );
1634 void                                            FreeTree_r( node_t *node );
1635 void                                            PrintTree_r( node_t *node, int depth );
1636 void                                            FreeTreePortals_r( node_t *node );
1637
1638
1639 /* patch.c */
1640 void                                            ParsePatch( qboolean onlyLights );
1641 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1642 void                                            PatchMapDrawSurfs( entity_t *e );
1643 void                                            TriangulatePatchSurface( entity_t *e , mapDrawSurface_t *ds );
1644
1645
1646 /* tjunction.c */
1647 void                                            FixTJunctions( entity_t *e );
1648
1649
1650 /* fog.c */
1651 winding_t                                       *WindingFromDrawSurf( mapDrawSurface_t *ds );
1652 void                                            FogDrawSurfaces( entity_t *e );
1653 int                                                     FogForPoint( vec3_t point, float epsilon );
1654 int                                                     FogForBounds( vec3_t mins, vec3_t maxs, float epsilon );
1655 void                                            CreateMapFogs( void );
1656
1657
1658 /* facebsp.c */
1659 face_t                                          *MakeStructuralBSPFaceList( brush_t *list );
1660 face_t                                          *MakeVisibleBSPFaceList( brush_t *list );
1661 tree_t                                          *FaceBSP( face_t *list );
1662
1663
1664 /* model.c */
1665 void                                            PicoPrintFunc( int level, const char *str );
1666 void                                            PicoLoadFileFunc( const char *name, byte **buffer, int *bufSize );
1667 picoModel_t                                     *FindModel( const char *name, int frame );
1668 picoModel_t                                     *LoadModel( const char *name, int frame );
1669 void                                            InsertModel( const char *name, int skin, int frame, m4x4_t transform, remap_t *remap, shaderInfo_t *celShader, int eNum, int castShadows, int recvShadows, int spawnFlags, float lightmapScale, int lightmapSampleSize, float shadeAngle );
1670 void                                            AddTriangleModels( entity_t *e );
1671
1672
1673 /* surface.c */
1674 mapDrawSurface_t                        *AllocDrawSurface( surfaceType_t type );
1675 void                                            FinishSurface( mapDrawSurface_t *ds );
1676 void                                            StripFaceSurface( mapDrawSurface_t *ds );
1677 void                                            MaxAreaFaceSurface( mapDrawSurface_t *ds );
1678 qboolean                                        CalcSurfaceTextureRange( mapDrawSurface_t *ds );
1679 qboolean                                        CalcLightmapAxis( vec3_t normal, vec3_t axis );
1680 void                                            ClassifySurfaces( int numSurfs, mapDrawSurface_t *ds );
1681 void                                            ClassifyEntitySurfaces( entity_t *e );
1682 void                                            TidyEntitySurfaces( entity_t *e );
1683 mapDrawSurface_t                        *CloneSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1684 mapDrawSurface_t                        *MakeCelSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1685 qboolean                                        IsTriangleDegenerate( bspDrawVert_t *points, int a, int b, int c );
1686 void                                            ClearSurface( mapDrawSurface_t *ds );
1687 void                                            AddEntitySurfaceModels( entity_t *e );
1688 mapDrawSurface_t                        *DrawSurfaceForSide( entity_t *e, brush_t *b, side_t *s, winding_t *w );
1689 mapDrawSurface_t                        *DrawSurfaceForMesh( entity_t *e, parseMesh_t *p, mesh_t *mesh );
1690 mapDrawSurface_t                        *DrawSurfaceForFlare( int entNum, vec3_t origin, vec3_t normal, vec3_t color, const char *flareShader, int lightStyle );
1691 mapDrawSurface_t                        *DrawSurfaceForShader( char *shader );
1692 void                                            ClipSidesIntoTree( entity_t *e, tree_t *tree );
1693 void                                            MakeDebugPortalSurfs( tree_t *tree );
1694 void                                            MakeFogHullSurfs( entity_t *e, tree_t *tree, char *shader );
1695 void                                            SubdivideFaceSurfaces( entity_t *e, tree_t *tree );
1696 void                                            AddEntitySurfaceModels( entity_t *e );
1697 int                                                     AddSurfaceModels( mapDrawSurface_t *ds );
1698 void                                            FilterDrawsurfsIntoTree( entity_t *e, tree_t *tree );
1699 void                                            EmitPatchSurface( entity_t *e, mapDrawSurface_t *ds );
1700 void                                            EmitTriangleSurface( mapDrawSurface_t *ds );
1701
1702
1703 /* surface_fur.c */
1704 void                                            Fur( mapDrawSurface_t *src );
1705
1706
1707 /* surface_foliage.c */
1708 void                                            Foliage( mapDrawSurface_t *src );
1709
1710
1711 /* ydnar: surface_meta.c */
1712 void                                            ClearMetaTriangles( void );
1713 int                                                     FindMetaTriangle( metaTriangle_t *src, bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *c, int planeNum );
1714 void                                            MakeEntityMetaTriangles( entity_t *e );
1715 void                                            FixMetaTJunctions( void );
1716 void                                            SmoothMetaTriangles( void );
1717 void                                            MergeMetaTriangles( void );
1718 void                                            EmitMetaStats(); // vortex: print meta statistics even in no-verbose mode
1719
1720
1721 /* surface_extra.c */
1722 void                                            SetDefaultSampleSize( int sampleSize );
1723
1724 void                                            SetSurfaceExtra( mapDrawSurface_t *ds, int num );
1725
1726 shaderInfo_t                            *GetSurfaceExtraShaderInfo( int num );
1727 int                                                     GetSurfaceExtraParentSurfaceNum( int num );
1728 int                                                     GetSurfaceExtraEntityNum( int num );
1729 int                                                     GetSurfaceExtraCastShadows( int num );
1730 int                                                     GetSurfaceExtraRecvShadows( int num );
1731 int                                                     GetSurfaceExtraSampleSize( int num );
1732 int                                                     GetSurfaceExtraMinSampleSize( int num );
1733 float                                           GetSurfaceExtraLongestCurve( int num );
1734 void                                            GetSurfaceExtraLightmapAxis( int num, vec3_t lightmapAxis );
1735
1736 void                                            WriteSurfaceExtraFile( const char *path );
1737 void                                            LoadSurfaceExtraFile( const char *path );
1738
1739
1740 /* decals.c */
1741 void                                            ProcessDecals( void );
1742 void                                            MakeEntityDecals( entity_t *e );
1743
1744 /* map.c */
1745 void                                            TextureAxisFromPlane( plane_t *pln, vec3_t xv, vec3_t yv );
1746
1747 /* brush_primit.c */
1748 void                                            ComputeAxisBase( vec3_t normal, vec3_t texX, vec3_t texY);
1749
1750
1751 /* vis.c */
1752 fixedWinding_t                          *NewFixedWinding( int points );
1753 int                                                     VisMain( int argc, char **argv );
1754
1755 /* visflow.c */
1756 int                                                     CountBits( byte *bits, int numbits );
1757 void                                            PassageFlow( int portalnum );
1758 void                                            CreatePassages( int portalnum );
1759 void                                            PassageMemory( void );
1760 void                                            BasePortalVis( int portalnum );
1761 void                                            BetterPortalVis( int portalnum );
1762 void                                            PortalFlow( int portalnum );
1763 void                                            PassagePortalFlow( int portalnum );
1764
1765
1766
1767 /* light.c  */
1768 float                                           PointToPolygonFormFactor( const vec3_t point, const vec3_t normal, const winding_t *w );
1769 int                                                     LightContributionToSample( trace_t *trace );
1770 void                                            LightingAtSample( trace_t *trace, byte styles[ MAX_LIGHTMAPS ], vec3_t colors[ MAX_LIGHTMAPS ] );
1771 int                                                     LightContributionToPoint( trace_t *trace );
1772 int                                                     LightMain( int argc, char **argv );
1773
1774
1775 /* light_trace.c */
1776 void                                            SetupTraceNodes( void );
1777 void                                            TraceLine( trace_t *trace );
1778 float                                           SetupTrace( trace_t *trace );
1779
1780
1781 /* light_bounce.c */
1782 qboolean                                        RadSampleImage( byte *pixels, int width, int height, float st[ 2 ], float color[ 4 ] );
1783 void                                            RadLightForTriangles( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1784 void                                            RadLightForPatch( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1785 void                                            RadCreateDiffuseLights( void );
1786 void                                            RadFreeLights();
1787
1788
1789 /* light_ydnar.c */
1790 void                                            ColorToBytes( const float *color, byte *colorBytes, float scale );
1791 void                                            SmoothNormals( void );
1792
1793 void                                            MapRawLightmap( int num );
1794
1795 void                                            SetupDirt();
1796 float                                           DirtForSample( trace_t *trace );
1797 void                                            DirtyRawLightmap( int num );
1798
1799 void                                            SetupFloodLight();
1800 void                                            FloodlightRawLightmaps();
1801 void                                            FloodlightIlluminateLightmap( rawLightmap_t *lm );
1802 float                                           FloodLightForSample( trace_t *trace , float floodLightDistance, qboolean floodLightLowQuality);
1803 void                                            FloodLightRawLightmap( int num );
1804
1805 void                                            IlluminateRawLightmap( int num );
1806 void                                            IlluminateVertexes( int num );
1807
1808 void                                            SetupBrushes( void );
1809 void                                            SetupClusters( void );
1810 qboolean                                        ClusterVisible( int a, int b );
1811 qboolean                                        ClusterVisibleToPoint( vec3_t point, int cluster );
1812 int                                                     ClusterForPoint( vec3_t point );
1813 int                                                     ClusterForPointExt( vec3_t point, float epsilon );
1814 int                                                     ClusterForPointExtFilter( vec3_t point, float epsilon, int numClusters, int *clusters );
1815 int                                                     ShaderForPointInLeaf( vec3_t point, int leafNum, float epsilon, int wantContentFlags, int wantSurfaceFlags, int *contentFlags, int *surfaceFlags );
1816 void                                            SetupEnvelopes( qboolean forGrid, qboolean fastFlag );
1817 void                                            FreeTraceLights( trace_t *trace );
1818 void                                            CreateTraceLightsForBounds( vec3_t mins, vec3_t maxs, vec3_t normal, int numClusters, int *clusters, int flags, trace_t *trace );
1819 void                                            CreateTraceLightsForSurface( int num, trace_t *trace );
1820
1821
1822 /* lightmaps_ydnar.c */
1823 void                                            ExportLightmaps( void );
1824
1825 int                                                     ExportLightmapsMain( int argc, char **argv );
1826 int                                                     ImportLightmapsMain( int argc, char **argv );
1827
1828 void                                            SetupSurfaceLightmaps( void );
1829 void                                            StitchSurfaceLightmaps( void );
1830 void                                            StoreSurfaceLightmaps( void );
1831
1832
1833 /* image.c */
1834 void                                            ImageFree( image_t *image );
1835 image_t                                         *ImageFind( const char *filename );
1836 image_t                                         *ImageLoad( const char *filename );
1837
1838
1839 /* shaders.c */
1840 void                                            ColorMod( colorMod_t *am, int numVerts, bspDrawVert_t *drawVerts );
1841
1842 void                                            TCMod( tcMod_t mod, float st[ 2 ] );
1843 void                                            TCModIdentity( tcMod_t mod );
1844 void                                            TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out );
1845 void                                            TCModTranslate( tcMod_t mod, float s, float t );
1846 void                                            TCModScale( tcMod_t mod, float s, float t );
1847 void                                            TCModRotate( tcMod_t mod, float euler );
1848
1849 qboolean                                        ApplySurfaceParm( char *name, int *contentFlags, int *surfaceFlags, int *compileFlags );
1850
1851 void                                            BeginMapShaderFile( const char *mapFile );
1852 void                                            WriteMapShaderFile( void );
1853 shaderInfo_t                            *CustomShader( shaderInfo_t *si, char *find, char *replace );
1854 void                                            EmitVertexRemapShader( char *from, char *to );
1855
1856 void                                            LoadShaderInfo( void );
1857 shaderInfo_t                            *ShaderInfoForShader( const char *shader );
1858
1859
1860 /* bspfile_abstract.c */
1861 void                                            SetGridPoints( int n );
1862 void                                            SetDrawVerts( int n );
1863 void                                            IncDrawVerts();
1864 void                                            SetDrawSurfaces(int n);
1865 void                                            SetDrawSurfacesBuffer();
1866 void                                            BSPFilesCleanup();
1867
1868 void                                            SwapBlock( int *block, int size );
1869
1870 int                                                     GetLumpElements( bspHeader_t *header, int lump, int size );
1871 void                                            *GetLump( bspHeader_t *header, int lump );
1872 int                                                     CopyLump( bspHeader_t *header, int lump, void *dest, int size );
1873 int                                                     CopyLump_Allocate( bspHeader_t *header, int lump, void **dest, int size, int *allocationVariable );
1874 void                                            AddLump( FILE *file, bspHeader_t *header, int lumpNum, const void *data, int length );
1875
1876 void                                            LoadBSPFile( const char *filename );
1877 void                                            WriteBSPFile( const char *filename );
1878 void                                            PrintBSPFileSizes( void );
1879
1880 epair_t                                         *ParseEPair( void );
1881 void                                            ParseEntities( void );
1882 void                                            UnparseEntities( void );
1883 void                                            PrintEntity( const entity_t *ent );
1884 void                                            SetKeyValue( entity_t *ent, const char *key, const char *value );
1885 qboolean                                        KeyExists( const entity_t *ent, const char *key ); /* VorteX: check if key exists */
1886 const char                                      *ValueForKey( const entity_t *ent, const char *key );
1887 int                                                     IntForKey( const entity_t *ent, const char *key );
1888 vec_t                                           FloatForKey( const entity_t *ent, const char *key );
1889 void                                            GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec );
1890 entity_t                                        *FindTargetEntity( const char *target );
1891 void                                            GetEntityShadowFlags( const entity_t *ent, const entity_t *ent2, int *castShadows, int *recvShadows );
1892 void InjectCommandLine(char **argv, int beginArgs, int endArgs);
1893
1894
1895
1896 /* bspfile_ibsp.c */
1897 void                                            LoadIBSPFile( const char *filename );
1898 void                                            WriteIBSPFile( const char *filename );
1899
1900
1901 /* bspfile_rbsp.c */
1902 void                                            LoadRBSPFile( const char *filename );
1903 void                                            WriteRBSPFile( const char *filename );
1904
1905
1906
1907 /* -------------------------------------------------------------------------------
1908
1909 bsp/general global variables
1910
1911 ------------------------------------------------------------------------------- */
1912
1913 #ifdef MAIN_C
1914         #define Q_EXTERN
1915         #define Q_ASSIGN( a )   = a
1916 #else
1917         #define Q_EXTERN extern
1918         #define Q_ASSIGN( a )
1919 #endif
1920
1921 /* game support */
1922 Q_EXTERN game_t                         games[]
1923 #ifndef MAIN_C
1924                                                         ;
1925 #else
1926                                                         =
1927                                                         {
1928                                                                 #include "game_quake3.h"
1929                                                                 ,
1930                                                                 #include "game_quakelive.h"/* most be after game_quake3.h as they share defines! */
1931                                                                 ,
1932                                                                 #include "game_nexuiz.h"/* most be after game_quake3.h as they share defines! */
1933                                                                 ,
1934                                                                 #include "game_xonotic.h"/* most be after game_quake3.h as they share defines! */
1935                                                                 ,
1936                                                                 #include "game_tremulous.h" /*LinuxManMikeC: must be after game_quake3.h, depends on #define's set in it */
1937                                                                 ,
1938                                                                 #include "game_tenebrae.h"
1939                                                                 ,
1940                                                                 #include "game_wolf.h"
1941                                                                 ,
1942                                                                 #include "game_wolfet.h"/* most be after game_wolf.h as they share defines! */
1943                                                                 ,
1944                                                                 #include "game_etut.h"
1945                                                                 ,
1946                                                                 #include "game_ef.h"
1947                                                                 ,
1948                                                                 #include "game_sof2.h"
1949                                                                 ,
1950                                                                 #include "game_jk2.h"   /* most be after game_sof2.h as they share defines! */
1951                                                                 ,
1952                                                                 #include "game_ja.h"    /* most be after game_jk2.h as they share defines! */
1953                                                                 ,
1954                                                                 #include "game_qfusion.h"       /* qfusion game */
1955                                                                 ,
1956                                                                 #include "game_reaction.h" /* must be after game_quake3.h */
1957                                                                 ,
1958                                                                 #include "game_darkplaces.h"    /* vortex: darkplaces q1 engine */
1959                                                                 ,
1960                                                                 #include "game_dq.h"    /* vortex: deluxe quake game ( darkplaces q1 engine) */
1961                                                                 ,
1962                                                                 #include "game_prophecy.h"      /* vortex: prophecy game ( darkplaces q1 engine) */
1963                                                                 ,
1964                                                                 #include "game__null.h" /* null game (must be last item) */
1965                                                         };
1966 #endif
1967 Q_EXTERN game_t                         *game Q_ASSIGN( &games[ 0 ] );
1968
1969
1970 /* general */
1971 Q_EXTERN int                            numImages Q_ASSIGN( 0 );
1972 Q_EXTERN image_t                        images[ MAX_IMAGES ];
1973
1974 Q_EXTERN int                            numPicoModels Q_ASSIGN( 0 );
1975 Q_EXTERN picoModel_t            *picoModels[ MAX_MODELS ];
1976
1977 Q_EXTERN shaderInfo_t           *shaderInfo Q_ASSIGN( NULL );
1978 Q_EXTERN int                            numShaderInfo Q_ASSIGN( 0 );
1979 Q_EXTERN int                            numVertexRemaps Q_ASSIGN( 0 );
1980
1981 Q_EXTERN surfaceParm_t          custSurfaceParms[ MAX_CUST_SURFACEPARMS ];
1982 Q_EXTERN int                            numCustSurfaceParms Q_ASSIGN( 0 );
1983
1984 Q_EXTERN char                           mapName[ MAX_QPATH ];   /* ydnar: per-map custom shaders for larger lightmaps */
1985 Q_EXTERN char                           mapShaderFile[ 1024 ];
1986 Q_EXTERN qboolean                       warnImage Q_ASSIGN( qtrue );
1987
1988 /* ydnar: sinusoid samples */
1989 Q_EXTERN float                          jitters[ MAX_JITTERS ];
1990
1991
1992 /* commandline arguments */
1993 Q_EXTERN qboolean                       verbose;
1994 Q_EXTERN qboolean                       verboseEntities Q_ASSIGN( qfalse );
1995 Q_EXTERN qboolean                       force Q_ASSIGN( qfalse );
1996 Q_EXTERN qboolean                       infoMode Q_ASSIGN( qfalse );
1997 Q_EXTERN qboolean                       useCustomInfoParms Q_ASSIGN( qfalse );
1998 Q_EXTERN qboolean                       noprune Q_ASSIGN( qfalse );
1999 Q_EXTERN qboolean                       leaktest Q_ASSIGN( qfalse );
2000 Q_EXTERN qboolean                       nodetail Q_ASSIGN( qfalse );
2001 Q_EXTERN qboolean                       nosubdivide Q_ASSIGN( qfalse );
2002 Q_EXTERN qboolean                       notjunc Q_ASSIGN( qfalse );
2003 Q_EXTERN qboolean                       fulldetail Q_ASSIGN( qfalse );
2004 Q_EXTERN qboolean                       nowater Q_ASSIGN( qfalse );
2005 Q_EXTERN qboolean                       noCurveBrushes Q_ASSIGN( qfalse );
2006 Q_EXTERN qboolean                       fakemap Q_ASSIGN( qfalse );
2007 Q_EXTERN qboolean                       coplanar Q_ASSIGN( qfalse );
2008 Q_EXTERN qboolean                       nofog Q_ASSIGN( qfalse );
2009 Q_EXTERN qboolean                       noHint Q_ASSIGN( qfalse );                              /* ydnar */
2010 Q_EXTERN qboolean                       renameModelShaders Q_ASSIGN( qfalse );  /* ydnar */
2011 Q_EXTERN qboolean                       skyFixHack Q_ASSIGN( qfalse );                  /* ydnar */
2012 Q_EXTERN qboolean                       bspAlternateSplitWeights Q_ASSIGN( qfalse );                    /* 27 */
2013 Q_EXTERN qboolean                       deepBSP Q_ASSIGN( qfalse );                     /* div0 */
2014 Q_EXTERN qboolean                       maxAreaFaceSurface Q_ASSIGN( qfalse );                  /* divVerent */
2015
2016 Q_EXTERN int                            patchSubdivisions Q_ASSIGN( 8 );                /* ydnar: -patchmeta subdivisions */
2017
2018 Q_EXTERN int                            maxLMSurfaceVerts Q_ASSIGN( 64 );               /* ydnar */
2019 Q_EXTERN int                            maxSurfaceVerts Q_ASSIGN( 999 );                /* ydnar */
2020 Q_EXTERN int                            maxSurfaceIndexes Q_ASSIGN( 6000 );             /* ydnar */
2021 Q_EXTERN float                          npDegrees Q_ASSIGN( 0.0f );                             /* ydnar: nonplanar degrees */
2022 Q_EXTERN int                            bevelSnap Q_ASSIGN( 0 );                                /* ydnar: bevel plane snap */
2023 Q_EXTERN int                            texRange Q_ASSIGN( 0 );
2024 Q_EXTERN qboolean                       flat Q_ASSIGN( qfalse );
2025 Q_EXTERN qboolean                       meta Q_ASSIGN( qfalse );
2026 Q_EXTERN qboolean                       patchMeta Q_ASSIGN( qfalse );
2027 Q_EXTERN qboolean                       emitFlares Q_ASSIGN( qfalse );
2028 Q_EXTERN qboolean                       debugSurfaces Q_ASSIGN( qfalse );
2029 Q_EXTERN qboolean                       debugInset Q_ASSIGN( qfalse );
2030 Q_EXTERN qboolean                       debugPortals Q_ASSIGN( qfalse );
2031 Q_EXTERN qboolean           lightmapTriangleCheck Q_ASSIGN(qfalse);
2032 Q_EXTERN qboolean           lightmapExtraVisClusterNudge Q_ASSIGN(qfalse);
2033 Q_EXTERN qboolean           lightmapFill Q_ASSIGN(qfalse);
2034 Q_EXTERN int                            metaAdequateScore Q_ASSIGN( -1 );
2035 Q_EXTERN int                            metaGoodScore Q_ASSIGN( -1 );
2036 Q_EXTERN float                          metaMaxBBoxDistance Q_ASSIGN( -1 );
2037
2038 #if Q3MAP2_EXPERIMENTAL_SNAP_NORMAL_FIX
2039 // Increasing the normalEpsilon to compensate for new logic in SnapNormal(), where
2040 // this epsilon is now used to compare against 0 components instead of the 1 or -1
2041 // components.  Unfortunately, normalEpsilon is also used in PlaneEqual().  So changing
2042 // this will affect anything that calls PlaneEqual() as well (which are, at the time
2043 // of this writing, FindFloatPlane() and AddBrushBevels()).
2044 Q_EXTERN double                         normalEpsilon Q_ASSIGN(0.00005);
2045 #else
2046 Q_EXTERN double                         normalEpsilon Q_ASSIGN( 0.00001 );
2047 #endif
2048
2049 #if Q3MAP2_EXPERIMENTAL_HIGH_PRECISION_MATH_FIXES
2050 // NOTE: This distanceEpsilon is too small if parts of the map are at maximum world
2051 // extents (in the range of plus or minus 2^16).  The smallest epsilon at values
2052 // close to 2^16 is about 0.007, which is greater than distanceEpsilon.  Therefore,
2053 // maps should be constrained to about 2^15, otherwise slightly undesirable effects
2054 // may result.  The 0.01 distanceEpsilon used previously is just too coarse in my
2055 // opinion.  The real fix for this problem is to have 64 bit distances and then make
2056 // this epsilon even smaller, or to constrain world coordinates to plus minus 2^15
2057 // (or even 2^14).
2058 Q_EXTERN double                         distanceEpsilon Q_ASSIGN(0.005);
2059 #else
2060 Q_EXTERN double                         distanceEpsilon Q_ASSIGN( 0.01 );
2061 #endif
2062
2063
2064 /* bsp */
2065 Q_EXTERN int                            numMapEntities Q_ASSIGN( 0 );
2066
2067 Q_EXTERN int                            blockSize[ 3 ]                                  /* should be the same as in radiant */
2068 #ifndef MAIN_C
2069                                                         ;
2070 #else
2071                                                         = { 1024, 1024, 1024 };
2072 #endif
2073
2074 Q_EXTERN char                           name[ 1024 ];
2075 Q_EXTERN char                           source[ 1024 ];
2076 Q_EXTERN char                           outbase[ 32 ];
2077
2078 Q_EXTERN int                            sampleSize;                                             /* lightmap sample size in units */
2079 Q_EXTERN int                            minSampleSize;                  /* minimum sample size to use at all */
2080 Q_EXTERN int                            sampleScale;                                    /* vortex: lightmap sample scale (ie quality)*/
2081
2082 Q_EXTERN int                            mapEntityNum Q_ASSIGN( 0 );
2083
2084 Q_EXTERN int                            entitySourceBrushes;
2085
2086 Q_EXTERN plane_t                        *mapplanes Q_ASSIGN(NULL);      /* mapplanes[ num ^ 1 ] will always be the mirror or mapplanes[ num ] */
2087 Q_EXTERN int                            nummapplanes Q_ASSIGN(0);               /* nummapplanes will always be even */
2088 Q_EXTERN int                            allocatedmapplanes Q_ASSIGN(0);
2089 Q_EXTERN int                            numMapPatches;
2090 Q_EXTERN vec3_t                         mapMins, mapMaxs;
2091
2092 Q_EXTERN int                            defaultFogNum Q_ASSIGN( -1 );   /* ydnar: cleaner fog handling */
2093 Q_EXTERN int                            numMapFogs Q_ASSIGN( 0 );
2094 Q_EXTERN fog_t                          mapFogs[ MAX_MAP_FOGS ];
2095
2096 Q_EXTERN entity_t                       *mapEnt;
2097 Q_EXTERN brush_t                        *buildBrush;
2098 Q_EXTERN int                            numActiveBrushes;
2099 Q_EXTERN int                            g_bBrushPrimit;
2100
2101 Q_EXTERN int                            numStrippedLights Q_ASSIGN( 0 );
2102
2103
2104 /* surface stuff */
2105 Q_EXTERN mapDrawSurface_t       *mapDrawSurfs Q_ASSIGN( NULL );
2106 Q_EXTERN int                            numMapDrawSurfs;
2107
2108 Q_EXTERN int                            numSurfacesByType[ NUM_SURFACE_TYPES ];
2109 Q_EXTERN int                            numClearedSurfaces;
2110 Q_EXTERN int                            numStripSurfaces;
2111 Q_EXTERN int                            numMaxAreaSurfaces;
2112 Q_EXTERN int                            numFanSurfaces;
2113 Q_EXTERN int                            numMergedSurfaces;
2114 Q_EXTERN int                            numMergedVerts;
2115
2116 Q_EXTERN int                            numRedundantIndexes;
2117
2118 Q_EXTERN int                            numSurfaceModels Q_ASSIGN( 0 );
2119
2120 Q_EXTERN byte                           debugColors[ 12 ][ 3 ]
2121 #ifndef MAIN_C
2122                                                         ;
2123 #else
2124                                                         =
2125                                                         {
2126                                                                 { 255, 0, 0 },
2127                                                                 { 192, 128, 128 },
2128                                                                 { 255, 255, 0 },
2129                                                                 { 192, 192, 128 },
2130                                                                 { 0, 255, 255 },
2131                                                                 { 128, 192, 192 },
2132                                                                 { 0, 0, 255 },
2133                                                                 { 128, 128, 192 },
2134                                                                 { 255, 0, 255 },
2135                                                                 { 192, 128, 192 },
2136                                                                 { 0, 255, 0 },
2137                                                                 { 128, 192, 128 }
2138                                                         };
2139 #endif
2140
2141 Q_EXTERN qboolean                       skyboxPresent Q_ASSIGN( qfalse );
2142 Q_EXTERN int                            skyboxArea Q_ASSIGN( -1 );
2143 Q_EXTERN m4x4_t                         skyboxTransform;
2144
2145
2146
2147 /* -------------------------------------------------------------------------------
2148
2149 vis global variables
2150
2151 ------------------------------------------------------------------------------- */
2152
2153 /* commandline arguments */
2154 Q_EXTERN qboolean                       fastvis;
2155 Q_EXTERN qboolean                       noPassageVis;
2156 Q_EXTERN qboolean                       passageVisOnly;
2157 Q_EXTERN qboolean                       mergevis;
2158 Q_EXTERN qboolean                       mergevisportals;
2159 Q_EXTERN qboolean                       nosort;
2160 Q_EXTERN qboolean                       saveprt;
2161 Q_EXTERN qboolean                       hint;   /* ydnar */
2162 Q_EXTERN char                           inbase[ MAX_QPATH ];
2163 Q_EXTERN char                           globalCelShader[ MAX_QPATH ];
2164
2165 Q_EXTERN float                          farPlaneDist;   /* rr2do2, rf, mre, ydnar all contributed to this one... */
2166
2167 Q_EXTERN int                            numportals;
2168 Q_EXTERN int                            portalclusters;
2169
2170 Q_EXTERN vportal_t                      *portals;
2171 Q_EXTERN leaf_t                         *leafs;
2172
2173 Q_EXTERN vportal_t                      *faces;
2174 Q_EXTERN leaf_t                         *faceleafs;
2175
2176 Q_EXTERN int                            numfaces;
2177
2178 Q_EXTERN int                            c_portaltest, c_portalpass, c_portalcheck;
2179 Q_EXTERN int                            c_portalskip, c_leafskip;
2180 Q_EXTERN int                            c_vistest, c_mighttest;
2181 Q_EXTERN int                            c_chains;
2182
2183 Q_EXTERN byte                           *vismap, *vismap_p, *vismap_end;
2184
2185 Q_EXTERN int                            testlevel;
2186
2187 Q_EXTERN byte                           *uncompressed;
2188
2189 Q_EXTERN int                            leafbytes, leaflongs;
2190 Q_EXTERN int                            portalbytes, portallongs;
2191
2192 Q_EXTERN vportal_t                      *sorted_portals[ MAX_MAP_PORTALS * 2 ];
2193
2194
2195
2196 /* -------------------------------------------------------------------------------
2197
2198 light global variables
2199
2200 ------------------------------------------------------------------------------- */
2201
2202 /* commandline arguments */
2203 Q_EXTERN qboolean                       wolfLight Q_ASSIGN( qfalse );
2204 Q_EXTERN float                          extraDist Q_ASSIGN( 0.0f );
2205 Q_EXTERN qboolean                       loMem Q_ASSIGN( qfalse );
2206 Q_EXTERN qboolean                       noStyles Q_ASSIGN( qfalse );
2207 Q_EXTERN qboolean                       keepLights Q_ASSIGN( qfalse );
2208
2209 Q_EXTERN int                            sampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_SAMPLE_SIZE );
2210 Q_EXTERN int                            minSampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE );
2211 Q_EXTERN qboolean                       noVertexLighting Q_ASSIGN( qfalse );
2212 Q_EXTERN qboolean                       noGridLighting Q_ASSIGN( qfalse );
2213
2214 Q_EXTERN qboolean                       noTrace Q_ASSIGN( qfalse );
2215 Q_EXTERN qboolean                       noSurfaces Q_ASSIGN( qfalse );
2216 Q_EXTERN qboolean                       patchShadows Q_ASSIGN( qfalse );
2217 Q_EXTERN qboolean                       cpmaHack Q_ASSIGN( qfalse );
2218
2219 Q_EXTERN qboolean                       deluxemap Q_ASSIGN( qfalse );
2220 Q_EXTERN qboolean                       debugDeluxemap Q_ASSIGN( qfalse );
2221 Q_EXTERN int                            deluxemode Q_ASSIGN( 0 );       /* deluxemap format (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
2222
2223 Q_EXTERN qboolean                       fast Q_ASSIGN( qfalse );
2224 Q_EXTERN qboolean                       faster Q_ASSIGN( qfalse );
2225 Q_EXTERN qboolean                       fastgrid Q_ASSIGN( qfalse );
2226 Q_EXTERN qboolean                       fastbounce Q_ASSIGN( qfalse );
2227 Q_EXTERN qboolean                       cheap Q_ASSIGN( qfalse );
2228 Q_EXTERN qboolean                       cheapgrid Q_ASSIGN( qfalse );
2229 Q_EXTERN int                            bounce Q_ASSIGN( 0 );
2230 Q_EXTERN qboolean                       bounceOnly Q_ASSIGN( qfalse );
2231 Q_EXTERN qboolean                       bouncing Q_ASSIGN( qfalse );
2232 Q_EXTERN qboolean                       bouncegrid Q_ASSIGN( qfalse );
2233 Q_EXTERN qboolean                       normalmap Q_ASSIGN( qfalse );
2234 Q_EXTERN qboolean                       trisoup Q_ASSIGN( qfalse );
2235 Q_EXTERN qboolean                       shade Q_ASSIGN( qfalse );
2236 Q_EXTERN float                          shadeAngleDegrees Q_ASSIGN( 0.0f );
2237 Q_EXTERN int                            superSample Q_ASSIGN( 0 );
2238 Q_EXTERN int                            lightSamples Q_ASSIGN( 1 );
2239 Q_EXTERN qboolean                       lightRandomSamples Q_ASSIGN( qfalse );
2240 Q_EXTERN int                            lightSamplesSearchBoxSize Q_ASSIGN( 1 );
2241 Q_EXTERN qboolean                       filter Q_ASSIGN( qfalse );
2242 Q_EXTERN qboolean                       dark Q_ASSIGN( qfalse );
2243 Q_EXTERN qboolean                       sunOnly Q_ASSIGN( qfalse );
2244 Q_EXTERN int                            approximateTolerance Q_ASSIGN( 0 );
2245 Q_EXTERN qboolean                       noCollapse Q_ASSIGN( qfalse );
2246 Q_EXTERN int                            lightmapSearchBlockSize Q_ASSIGN( 0 );
2247 Q_EXTERN qboolean                       exportLightmaps Q_ASSIGN( qfalse );
2248 Q_EXTERN qboolean                       externalLightmaps Q_ASSIGN( qfalse );
2249 Q_EXTERN int                            lmCustomSize Q_ASSIGN( LIGHTMAP_WIDTH );
2250 Q_EXTERN char *                         lmCustomDir Q_ASSIGN( NULL );
2251 Q_EXTERN int                            lmLimitSize Q_ASSIGN( 0 );
2252
2253 Q_EXTERN qboolean                       dirty Q_ASSIGN( qfalse );
2254 Q_EXTERN qboolean                       dirtDebug Q_ASSIGN( qfalse );
2255 Q_EXTERN int                            dirtMode Q_ASSIGN( 0 );
2256 Q_EXTERN float                          dirtDepth Q_ASSIGN( 128.0f );
2257 Q_EXTERN float                          dirtScale Q_ASSIGN( 1.0f );
2258 Q_EXTERN float                          dirtGain Q_ASSIGN( 1.0f );
2259
2260 /* 27: floodlighting */
2261 Q_EXTERN qboolean                                       debugnormals Q_ASSIGN( qfalse );
2262 Q_EXTERN qboolean                                       floodlighty Q_ASSIGN( qfalse );
2263 Q_EXTERN qboolean                                       floodlight_lowquality Q_ASSIGN( qfalse );
2264 Q_EXTERN vec3_t                                         floodlightRGB;
2265 Q_EXTERN float                                          floodlightIntensity Q_ASSIGN( 512.0f );
2266 Q_EXTERN float                                          floodlightDistance Q_ASSIGN( 1024.0f );
2267 Q_EXTERN float                                          floodlightDirectionScale Q_ASSIGN( 1.0f );
2268
2269 Q_EXTERN qboolean                       dump Q_ASSIGN( qfalse );
2270 Q_EXTERN qboolean                       debug Q_ASSIGN( qfalse );
2271 Q_EXTERN qboolean                       debugUnused Q_ASSIGN( qfalse );
2272 Q_EXTERN qboolean                       debugAxis Q_ASSIGN( qfalse );
2273 Q_EXTERN qboolean                       debugCluster Q_ASSIGN( qfalse );
2274 Q_EXTERN qboolean                       debugOrigin Q_ASSIGN( qfalse );
2275 Q_EXTERN qboolean                       lightmapBorder Q_ASSIGN( qfalse );
2276
2277 /* longest distance across the map */
2278 Q_EXTERN float                          maxMapDistance Q_ASSIGN( 0 );
2279
2280 /* for run time tweaking of light sources */
2281 Q_EXTERN float                          pointScale Q_ASSIGN( 7500.0f );
2282 Q_EXTERN float                          areaScale Q_ASSIGN( 0.25f );
2283 Q_EXTERN float                          skyScale Q_ASSIGN( 1.0f );
2284 Q_EXTERN float                          bounceScale Q_ASSIGN( 0.25f );
2285
2286 /* jal: alternative angle attenuation curve */
2287 Q_EXTERN qboolean                       lightAngleHL Q_ASSIGN( qfalse );
2288
2289 /* vortex: gridscale and gridambientscale */
2290 Q_EXTERN float                          gridScale Q_ASSIGN( 1.0f );
2291 Q_EXTERN float                          gridAmbientScale Q_ASSIGN( 1.0f );
2292 Q_EXTERN float                          gridDirectionality Q_ASSIGN( 1.0f );
2293 Q_EXTERN float                          gridAmbientDirectionality Q_ASSIGN( 0.0f );
2294 Q_EXTERN qboolean                       inGrid Q_ASSIGN(0);
2295
2296 /* ydnar: lightmap gamma/compensation */
2297 Q_EXTERN float                          lightmapGamma Q_ASSIGN( 1.0f );
2298 Q_EXTERN float                          lightmapExposure Q_ASSIGN( 1.0f );
2299 Q_EXTERN float                          lightmapCompensate Q_ASSIGN( 1.0f );
2300
2301 /* ydnar: for runtime tweaking of falloff tolerance */
2302 Q_EXTERN float                          falloffTolerance Q_ASSIGN( 1.0f );
2303 Q_EXTERN qboolean                       exactPointToPolygon Q_ASSIGN( qtrue );
2304 Q_EXTERN float                          formFactorValueScale Q_ASSIGN( 3.0f );
2305 Q_EXTERN float                          linearScale Q_ASSIGN( 1.0f / 8000.0f );
2306
2307 // for .ase conversion
2308 Q_EXTERN qboolean                       shadersAsBitmap Q_ASSIGN( qfalse );
2309 Q_EXTERN qboolean                       lightmapsAsTexcoord Q_ASSIGN( qfalse );
2310
2311 Q_EXTERN light_t                        *lights;
2312 Q_EXTERN int                            numPointLights;
2313 Q_EXTERN int                            numSpotLights;
2314 Q_EXTERN int                            numSunLights;
2315 Q_EXTERN int                            numAreaLights;
2316
2317 /* ydnar: for luxel placement */
2318 Q_EXTERN int                            numSurfaceClusters, maxSurfaceClusters;
2319 Q_EXTERN int                            *surfaceClusters;
2320
2321 /* ydnar: for radiosity */
2322 Q_EXTERN int                            numDiffuseLights;
2323 Q_EXTERN int                            numBrushDiffuseLights;
2324 Q_EXTERN int                            numTriangleDiffuseLights;
2325 Q_EXTERN int                            numPatchDiffuseLights;
2326
2327 /* ydnar: general purpose extra copy of drawvert list */
2328 Q_EXTERN bspDrawVert_t          *yDrawVerts;
2329
2330 /* ydnar: for tracing statistics */
2331 Q_EXTERN int                            minSurfacesTested;
2332 Q_EXTERN int                            maxSurfacesTested;
2333 Q_EXTERN int                            totalSurfacesTested;
2334 Q_EXTERN int                            totalTraces;
2335
2336 Q_EXTERN FILE                           *dumpFile;
2337
2338 Q_EXTERN int                            c_visible, c_occluded;
2339 Q_EXTERN int                            c_subsampled;   /* ydnar */
2340
2341 Q_EXTERN int                            defaultLightSubdivide Q_ASSIGN( 999 );
2342
2343 Q_EXTERN vec3_t                         ambientColor;
2344 Q_EXTERN vec3_t                         minLight, minVertexLight, minGridLight;
2345
2346 Q_EXTERN int                            *entitySurface;
2347 Q_EXTERN vec3_t                         *surfaceOrigin;
2348
2349 Q_EXTERN vec3_t                         sunDirection;
2350 Q_EXTERN vec3_t                         sunLight;
2351
2352 /* tracing */
2353 Q_EXTERN int                            c_totalTrace;
2354 Q_EXTERN int                            c_cullTrace, c_testTrace;
2355 Q_EXTERN int                            c_testFacets;
2356
2357 /* ydnar: light optimization */
2358 Q_EXTERN float                          subdivideThreshold Q_ASSIGN( DEFAULT_SUBDIVIDE_THRESHOLD );
2359
2360 Q_EXTERN int                            numOpaqueBrushes, maxOpaqueBrush;
2361 Q_EXTERN byte                           *opaqueBrushes;
2362
2363 Q_EXTERN int                            numLights;
2364 Q_EXTERN int                            numCulledLights;
2365
2366 Q_EXTERN int                            gridBoundsCulled;
2367 Q_EXTERN int                            gridEnvelopeCulled;
2368
2369 Q_EXTERN int                            lightsBoundsCulled;
2370 Q_EXTERN int                            lightsEnvelopeCulled;
2371 Q_EXTERN int                            lightsPlaneCulled;
2372 Q_EXTERN int                            lightsClusterCulled;
2373
2374 /* ydnar: radiosity */
2375 Q_EXTERN float                          diffuseSubdivide Q_ASSIGN( 256.0f );
2376 Q_EXTERN float                          minDiffuseSubdivide Q_ASSIGN( 64.0f );
2377 Q_EXTERN int                            numDiffuseSurfaces Q_ASSIGN( 0 );
2378
2379 /* ydnar: list of surface information necessary for lightmap calculation */
2380 Q_EXTERN surfaceInfo_t          *surfaceInfos Q_ASSIGN( NULL );
2381
2382 /* ydnar: sorted list of surfaces */
2383 Q_EXTERN int                            *sortSurfaces Q_ASSIGN( NULL );
2384
2385 /* clumps of surfaces that share a raw lightmap */
2386 Q_EXTERN int                            numLightSurfaces Q_ASSIGN( 0 );
2387 Q_EXTERN int                            *lightSurfaces Q_ASSIGN( NULL );
2388
2389 /* raw lightmaps */
2390 Q_EXTERN int                            numRawSuperLuxels Q_ASSIGN( 0 );
2391 Q_EXTERN int                            numRawLightmaps Q_ASSIGN( 0 );
2392 Q_EXTERN rawLightmap_t          *rawLightmaps Q_ASSIGN( NULL );
2393 Q_EXTERN int                            *sortLightmaps Q_ASSIGN( NULL );
2394
2395 /* vertex luxels */
2396 Q_EXTERN float                          *vertexLuxels[ MAX_LIGHTMAPS ];
2397 Q_EXTERN float                          *radVertexLuxels[ MAX_LIGHTMAPS ];
2398
2399 /* bsp lightmaps */
2400 Q_EXTERN int                            numLightmapShaders Q_ASSIGN( 0 );
2401 Q_EXTERN int                            numSolidLightmaps Q_ASSIGN( 0 );
2402 Q_EXTERN int                            numOutLightmaps Q_ASSIGN( 0 );
2403 Q_EXTERN int                            numBSPLightmaps Q_ASSIGN( 0 );
2404 Q_EXTERN int                            numExtLightmaps Q_ASSIGN( 0 );
2405 Q_EXTERN outLightmap_t          *outLightmaps Q_ASSIGN( NULL );
2406
2407 /* vortex: per surface floodlight statictics */
2408 Q_EXTERN int                            numSurfacesFloodlighten Q_ASSIGN( 0 );
2409
2410 /* grid points */
2411 Q_EXTERN int                            numRawGridPoints Q_ASSIGN( 0 );
2412 Q_EXTERN rawGridPoint_t         *rawGridPoints Q_ASSIGN( NULL );
2413
2414 Q_EXTERN int                            numSurfsVertexLit Q_ASSIGN( 0 );
2415 Q_EXTERN int                            numSurfsVertexForced Q_ASSIGN( 0 );
2416 Q_EXTERN int                            numSurfsVertexApproximated Q_ASSIGN( 0 );
2417 Q_EXTERN int                            numSurfsLightmapped Q_ASSIGN( 0 );
2418 Q_EXTERN int                            numPlanarsLightmapped Q_ASSIGN( 0 );
2419 Q_EXTERN int                            numNonPlanarsLightmapped Q_ASSIGN( 0 );
2420 Q_EXTERN int                            numPatchesLightmapped Q_ASSIGN( 0 );
2421 Q_EXTERN int                            numPlanarPatchesLightmapped Q_ASSIGN( 0 );
2422
2423 Q_EXTERN int                            numLuxels Q_ASSIGN( 0 );
2424 Q_EXTERN int                            numLuxelsMapped Q_ASSIGN( 0 );
2425 Q_EXTERN int                            numLuxelsOccluded Q_ASSIGN( 0 );
2426 Q_EXTERN int                            numLuxelsIlluminated Q_ASSIGN( 0 );
2427 Q_EXTERN int                            numVertsIlluminated Q_ASSIGN( 0 );
2428
2429 /* lightgrid */
2430 Q_EXTERN vec3_t                         gridMins;
2431 Q_EXTERN int                            gridBounds[ 3 ];
2432 Q_EXTERN vec3_t                         gridSize
2433 #ifndef MAIN_C
2434                                                         ;
2435 #else
2436                                                         = { 64, 64, 128 };
2437 #endif
2438
2439
2440
2441 /* -------------------------------------------------------------------------------
2442
2443 abstracted bsp globals
2444
2445 ------------------------------------------------------------------------------- */
2446
2447 Q_EXTERN int                            numEntities Q_ASSIGN( 0 );
2448 Q_EXTERN int                            numBSPEntities Q_ASSIGN( 0 );
2449 Q_EXTERN int                            allocatedEntities Q_ASSIGN( 0 );
2450 Q_EXTERN entity_t*                      entities Q_ASSIGN(NULL);
2451
2452 Q_EXTERN int                            numBSPModels Q_ASSIGN( 0 );
2453 Q_EXTERN int                            allocatedBSPModels Q_ASSIGN( 0 );
2454 Q_EXTERN bspModel_t*            bspModels Q_ASSIGN(NULL);
2455
2456 Q_EXTERN int                            numBSPShaders Q_ASSIGN( 0 );
2457 Q_EXTERN int                            allocatedBSPShaders Q_ASSIGN( 0 );
2458 Q_EXTERN bspShader_t*           bspShaders Q_ASSIGN(0);
2459
2460 Q_EXTERN int                            bspEntDataSize Q_ASSIGN( 0 );
2461 Q_EXTERN int                            allocatedBSPEntData Q_ASSIGN( 0 );
2462 Q_EXTERN char                           *bspEntData Q_ASSIGN(0);
2463
2464 Q_EXTERN int                            numBSPLeafs Q_ASSIGN( 0 );
2465 Q_EXTERN bspLeaf_t                      bspLeafs[ MAX_MAP_LEAFS ];
2466
2467 Q_EXTERN int                            numBSPPlanes Q_ASSIGN( 0 );
2468 Q_EXTERN int                            allocatedBSPPlanes Q_ASSIGN(0);
2469 Q_EXTERN bspPlane_t                     *bspPlanes;
2470
2471 Q_EXTERN int                            numBSPNodes Q_ASSIGN( 0 );
2472 Q_EXTERN int                            allocatedBSPNodes Q_ASSIGN( 0 );
2473 Q_EXTERN bspNode_t*                     bspNodes Q_ASSIGN(NULL);
2474
2475 Q_EXTERN int                            numBSPLeafSurfaces Q_ASSIGN( 0 );
2476 Q_EXTERN int                            allocatedBSPLeafSurfaces Q_ASSIGN( 0 );
2477 Q_EXTERN int*                           bspLeafSurfaces Q_ASSIGN(NULL);
2478
2479 Q_EXTERN int                            numBSPLeafBrushes Q_ASSIGN( 0 );
2480 Q_EXTERN int                            allocatedBSPLeafBrushes Q_ASSIGN( 0 );
2481 Q_EXTERN int*                           bspLeafBrushes Q_ASSIGN(NULL);
2482
2483 Q_EXTERN int                            numBSPBrushes Q_ASSIGN( 0 );
2484 Q_EXTERN int                            allocatedBSPBrushes Q_ASSIGN( 0 );
2485 Q_EXTERN bspBrush_t*            bspBrushes Q_ASSIGN(NULL);
2486
2487 Q_EXTERN int                            numBSPBrushSides Q_ASSIGN( 0 );
2488 Q_EXTERN int                            allocatedBSPBrushSides Q_ASSIGN( 0 );
2489 Q_EXTERN bspBrushSide_t*        bspBrushSides Q_ASSIGN(NULL);
2490
2491 Q_EXTERN int                            numBSPLightBytes Q_ASSIGN( 0 );
2492 Q_EXTERN byte                           *bspLightBytes Q_ASSIGN( NULL );
2493
2494 //%     Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2495 //%     Q_EXTERN byte                           *bspGridPoints Q_ASSIGN( NULL );
2496
2497 Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2498 Q_EXTERN bspGridPoint_t         *bspGridPoints Q_ASSIGN( NULL );
2499
2500 Q_EXTERN int                            numBSPVisBytes Q_ASSIGN( 0 );
2501 Q_EXTERN byte                           bspVisBytes[ MAX_MAP_VISIBILITY ];
2502
2503 Q_EXTERN int                            numBSPDrawVerts Q_ASSIGN( 0 );
2504 Q_EXTERN bspDrawVert_t          *bspDrawVerts Q_ASSIGN( NULL );
2505
2506 Q_EXTERN int                            numBSPDrawIndexes Q_ASSIGN( 0 );
2507 Q_EXTERN int                            bspDrawIndexes[ MAX_MAP_DRAW_INDEXES ];
2508
2509 Q_EXTERN int                            numBSPDrawSurfaces Q_ASSIGN( 0 );
2510 Q_EXTERN bspDrawSurface_t       *bspDrawSurfaces Q_ASSIGN( NULL );
2511
2512 Q_EXTERN int                            numBSPFogs Q_ASSIGN( 0 );
2513 Q_EXTERN bspFog_t                       bspFogs[ MAX_MAP_FOGS ];
2514
2515 Q_EXTERN int                            numBSPAds Q_ASSIGN( 0 );
2516 Q_EXTERN bspAdvertisement_t     bspAds[ MAX_MAP_ADVERTISEMENTS ];
2517
2518 #define AUTOEXPAND_BY_REALLOC(ptr, reqitem, allocated, def) \
2519         do \
2520         { \
2521                 if(reqitem >= allocated) \
2522                 { \
2523                         if(allocated == 0) \
2524                                 allocated = def; \
2525                         while(reqitem >= allocated && allocated) \
2526                                 allocated *= 2; \
2527                         if(!allocated || allocated > 2147483647 / (int)sizeof(*ptr)) \
2528                         { \
2529                                 Error(#ptr " over 2 GB"); \
2530                         } \
2531                         ptr = realloc(ptr, sizeof(*ptr) * allocated); \
2532                         if(!ptr) \
2533                                 Error(#ptr " out of memory"); \
2534                 } \
2535         } \
2536         while(0)
2537
2538 #define AUTOEXPAND_BY_REALLOC_BSP(suffix, def) AUTOEXPAND_BY_REALLOC(bsp##suffix, numBSP##suffix, allocatedBSP##suffix, def)
2539
2540 /* end marker */
2541 #endif