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 /* general */
 126 #define MAX_QPATH                               64
 127
 128 #define MAX_IMAGES                              512
 129 #define DEFAULT_IMAGE                   "*default"
 130
 131 #define MAX_MODELS                              512
 132
 133 #define DEF_BACKSPLASH_FRACTION 0.05f   /* 5% backsplash by default */
 134 #define DEF_BACKSPLASH_DISTANCE 23
 135
 136 #define DEF_RADIOSITY_BOUNCE    1.0f    /* ydnar: default to 100% re-emitted light */
 137
 138 #define MAX_SHADER_INFO                 8192
 139 #define MAX_CUST_SURFACEPARMS   64
 140
 141 #define SHADER_MAX_VERTEXES             1000
 142 #define SHADER_MAX_INDEXES              (6 * SHADER_MAX_VERTEXES)
 143
 144 #define MAX_JITTERS                             256
 145
 146
 147 /* epair parsing (note case-sensitivity directive) */
 148 #define CASE_INSENSITIVE_EPAIRS 1
 149
 150 #if CASE_INSENSITIVE_EPAIRS
 151         #define EPAIR_STRCMP            Q_stricmp
 152 #else
 153         #define EPAIR_STRCMP            strcmp
 154 #endif
 155
 156
 157 /* ydnar: compiler flags, because games have widely varying content/surface flags */
 158 #define C_SOLID                                 0x00000001
 159 #define C_TRANSLUCENT                   0x00000002
 160 #define C_STRUCTURAL                    0x00000004
 161 #define C_HINT                                  0x00000008
 162 #define C_NODRAW                                0x00000010
 163 #define C_LIGHTGRID                             0x00000020
 164 #define C_ALPHASHADOW                   0x00000040
 165 #define C_LIGHTFILTER                   0x00000080
 166 #define C_VERTEXLIT                             0x00000100
 167 #define C_LIQUID                                0x00000200
 168 #define C_FOG                                   0x00000400
 169 #define C_SKY                                   0x00000800
 170 #define C_ORIGIN                                0x00001000
 171 #define C_AREAPORTAL                    0x00002000
 172 #define C_ANTIPORTAL                    0x00004000      /* like hint, but doesn't generate portals */
 173 #define C_SKIP                                  0x00008000      /* like hint, but skips this face (doesn't split bsp) */
 174 #define C_NOMARKS                               0x00010000      /* no decals */
 175 #define C_DETAIL                                0x08000000      /* THIS MUST BE THE SAME AS IN RADIANT! */
 176
 177
 178 /* shadow flags */
 179 #define WORLDSPAWN_CAST_SHADOWS 1
 180 #define WORLDSPAWN_RECV_SHADOWS 1
 181 #define ENTITY_CAST_SHADOWS             0
 182 #define ENTITY_RECV_SHADOWS             1
 183
 184
 185 /* bsp */
 186 #define MAX_PATCH_SIZE                  32
 187 #define MAX_BRUSH_SIDES                 1024
 188 #define MAX_BUILD_SIDES                 300
 189
 190 #define MAX_EXPANDED_AXIS               128
 191
 192 #define CLIP_EPSILON                    0.1f
 193 #define PLANESIDE_EPSILON               0.001f
 194 #define PLANENUM_LEAF                   -1
 195
 196 #define HINT_PRIORITY                   1000            /* ydnar: force hint splits first and antiportal/areaportal splits last */
 197 #define ANTIPORTAL_PRIORITY             -1000
 198 #define AREAPORTAL_PRIORITY             -1000
 199 #define DETAIL_PRIORITY         -3000
 200
 201 #define PSIDE_FRONT                             1
 202 #define PSIDE_BACK                              2
 203 #define PSIDE_BOTH                              (PSIDE_FRONT | PSIDE_BACK)
 204 #define PSIDE_FACING                    4
 205
 206 #define BPRIMIT_UNDEFINED               0
 207 #define BPRIMIT_OLDBRUSHES              1
 208 #define BPRIMIT_NEWBRUSHES              2
 209
 210
 211 /* vis */
 212 #define VIS_HEADER_SIZE                 8
 213
 214 #define SEPERATORCACHE                  /* seperator caching helps a bit */
 215
 216 #define PORTALFILE                              "PRT1"
 217
 218 #define MAX_PORTALS                             32768
 219 #define MAX_SEPERATORS                  MAX_POINTS_ON_WINDING
 220 #define MAX_POINTS_ON_FIXED_WINDING     24      /* ydnar: increased this from 12 at the expense of more memory */
 221 #define MAX_PORTALS_ON_LEAF             1024
 222
 223
 224 /* light */
 225 #define EMIT_POINT                              0
 226 #define EMIT_AREA                               1
 227 #define EMIT_SPOT                               2
 228 #define EMIT_SUN                                3
 229
 230 #define LIGHT_ATTEN_LINEAR              1
 231 #define LIGHT_ATTEN_ANGLE               2
 232 #define LIGHT_ATTEN_DISTANCE    4
 233 #define LIGHT_TWOSIDED                  8
 234 #define LIGHT_GRID                              16
 235 #define LIGHT_SURFACES                  32
 236 #define LIGHT_DARK                              64              /* probably never use this */
 237 #define LIGHT_FAST                              256
 238 #define LIGHT_FAST_TEMP                 512
 239 #define LIGHT_FAST_ACTUAL               (LIGHT_FAST | LIGHT_FAST_TEMP)
 240 #define LIGHT_NEGATIVE                  1024
 241 #define LIGHT_UNNORMALIZED              2048    /* vortex: do not normalize _color */
 242
 243 #define LIGHT_SUN_DEFAULT               (LIGHT_ATTEN_ANGLE | LIGHT_GRID | LIGHT_SURFACES)
 244 #define LIGHT_AREA_DEFAULT              (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES)        /* q3a and wolf are the same */
 245 #define LIGHT_Q3A_DEFAULT               (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
 246 #define LIGHT_WOLF_DEFAULT              (LIGHT_ATTEN_LINEAR | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
 247
 248 #define MAX_TRACE_TEST_NODES    256
 249 #define DEFAULT_INHIBIT_RADIUS  1.5f
 250
 251 #define LUXEL_EPSILON                   0.125f
 252 #define VERTEX_EPSILON                  -0.125f
 253 #define GRID_EPSILON                    0.0f
 254
 255 #define DEFAULT_LIGHTMAP_SAMPLE_SIZE    16
 256 #define DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE        0
 257 #define DEFAULT_LIGHTMAP_SAMPLE_OFFSET  1.0f
 258 #define DEFAULT_SUBDIVIDE_THRESHOLD             1.0f
 259
 260 #define EXTRA_SCALE                             2       /* -extrawide = -super 2 */
 261 #define EXTRAWIDE_SCALE                 2       /* -extrawide = -super 2 -filter */
 262
 263 #define CLUSTER_UNMAPPED                -1
 264 #define CLUSTER_OCCLUDED                -2
 265 #define CLUSTER_FLOODED                 -3
 266
 267 #define VERTEX_LUXEL_SIZE               3
 268 #define BSP_LUXEL_SIZE                  3
 269 #define RAD_LUXEL_SIZE                  3
 270 #define SUPER_LUXEL_SIZE                4
 271 #define SUPER_ORIGIN_SIZE               3
 272 #define SUPER_NORMAL_SIZE               4
 273 #define SUPER_DELUXEL_SIZE              3
 274 #define BSP_DELUXEL_SIZE                3
 275 #define SUPER_FLOODLIGHT_SIZE   4
 276
 277 #define VERTEX_LUXEL( s, v )    (vertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
 278 #define RAD_VERTEX_LUXEL( s, v )(radVertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
 279 #define BSP_LUXEL( s, x, y )    (lm->bspLuxels[ s ] + ((((y) * lm->w) + (x)) * BSP_LUXEL_SIZE))
 280 #define RAD_LUXEL( s, x, y )    (lm->radLuxels[ s ] + ((((y) * lm->w) + (x)) * RAD_LUXEL_SIZE))
 281 #define SUPER_LUXEL( s, x, y )  (lm->superLuxels[ s ] + ((((y) * lm->sw) + (x)) * SUPER_LUXEL_SIZE))
 282 #define SUPER_DELUXEL( x, y )   (lm->superDeluxels + ((((y) * lm->sw) + (x)) * SUPER_DELUXEL_SIZE))
 283 #define BSP_DELUXEL( x, y )             (lm->bspDeluxels + ((((y) * lm->w) + (x)) * BSP_DELUXEL_SIZE))
 284 #define SUPER_CLUSTER( x, y )   (lm->superClusters + (((y) * lm->sw) + (x)))
 285 #define SUPER_ORIGIN( x, y )    (lm->superOrigins + ((((y) * lm->sw) + (x)) * SUPER_ORIGIN_SIZE))
 286 #define SUPER_NORMAL( x, y )    (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE))
 287 #define SUPER_DIRT( x, y )              (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE) + 3)   /* stash dirtyness in normal[ 3 ] */
 288 #define SUPER_FLOODLIGHT( x, y )        (lm->superFloodLight + ((((y) * lm->sw) + (x)) * SUPER_FLOODLIGHT_SIZE) )
 289
 290
 291
 292 /* -------------------------------------------------------------------------------
 293
 294 abstracted bsp file
 295
 296 ------------------------------------------------------------------------------- */
 297
 298 #define EXTERNAL_LIGHTMAP               "lm_%04d.tga"
 299
 300 #define MAX_LIGHTMAPS                   4                       /* RBSP */
 301 #define MAX_LIGHT_STYLES                64
 302 #define MAX_SWITCHED_LIGHTS             32
 303 #define LS_NORMAL                               0x00
 304 #define LS_UNUSED                               0xFE
 305 #define LS_NONE                                 0xFF
 306
 307 #define MAX_LIGHTMAP_SHADERS    256
 308
 309 /* ok to increase these at the expense of more memory */
 310 #define MAX_MAP_ENTITIES                0x1000          //%     0x800   /* ydnar */
 311 #define MAX_MAP_ENTSTRING               0x80000         //%     0x40000 /* ydnar */
 312
 313 #define MAX_MAP_AREAS                   0x100           /* MAX_MAP_AREA_BYTES in q_shared must match! */
 314 #define MAX_MAP_FOGS                    30                      //& 0x100       /* RBSP (32 - world fog - goggles) */
 315 #define MAX_MAP_LEAFS                   0x20000
 316 #define MAX_MAP_PORTALS                 0x20000
 317 #define MAX_MAP_LIGHTING                0x800000
 318 #define MAX_MAP_LIGHTGRID               0x100000        //%     0x800000 /* ydnar: set to points, not bytes */
 319 #define MAX_MAP_VISCLUSTERS     0x4000 // <= MAX_MAP_LEAFS
 320 #define MAX_MAP_VISIBILITY              (VIS_HEADER_SIZE + MAX_MAP_VISCLUSTERS * (((MAX_MAP_VISCLUSTERS + 63) & ~63) >> 3))
 321
 322 #define MAX_MAP_DRAW_SURFS              0x20000
 323 #define MAX_MAP_DRAW_INDEXES    0x80000
 324
 325 #define MAX_MAP_ADVERTISEMENTS  30
 326
 327 /* key / value pair sizes in the entities lump */
 328 #define MAX_KEY                                 32
 329 #define MAX_VALUE                               1024
 330
 331 /* the editor uses these predefined yaw angles to orient entities up or down */
 332 #define ANGLE_UP                                -1
 333 #define ANGLE_DOWN                              -2
 334
 335 #define LIGHTMAP_WIDTH                  128
 336 #define LIGHTMAP_HEIGHT                 128
 337
 338 #define MIN_WORLD_COORD                 (-65536)
 339 #define MAX_WORLD_COORD                 (65536)
 340 #define WORLD_SIZE                              (MAX_WORLD_COORD - MIN_WORLD_COORD)
 341
 342
 343 typedef void                                    (*bspFunc)( const char * );
 344
 345
 346 typedef struct
 347 {
 348         int                     offset, length;
 349 }
 350 bspLump_t;
 351
 352
 353 typedef struct
 354 {
 355         char            ident[ 4 ];
 356         int                     version;
 357
 358         bspLump_t       lumps[ 100 ];   /* theoretical maximum # of bsp lumps */
 359 }
 360 bspHeader_t;
 361
 362
 363 typedef struct
 364 {
 365         float           mins[ 3 ], maxs[ 3 ];
 366         int                     firstBSPSurface, numBSPSurfaces;
 367         int                     firstBSPBrush, numBSPBrushes;
 368 }
 369 bspModel_t;
 370
 371
 372 typedef struct
 373 {
 374         char            shader[ MAX_QPATH ];
 375         int                     surfaceFlags;
 376         int                     contentFlags;
 377 }
 378 bspShader_t;
 379
 380
 381 /* planes x^1 is allways the opposite of plane x */
 382
 383 typedef struct
 384 {
 385         float           normal[ 3 ];
 386         float           dist;
 387 }
 388 bspPlane_t;
 389
 390
 391 typedef struct
 392 {
 393         int                     planeNum;
 394         int                     children[ 2 ];          /* negative numbers are -(leafs+1), not nodes */
 395         int                     mins[ 3 ];                      /* for frustom culling */
 396         int                     maxs[ 3 ];
 397 }
 398 bspNode_t;
 399
 400
 401 typedef struct
 402 {
 403         int                     cluster;                        /* -1 = opaque cluster (do I still store these?) */
 404         int                     area;
 405
 406         int                     mins[ 3 ];                      /* for frustum culling */
 407         int                     maxs[ 3 ];
 408
 409         int                     firstBSPLeafSurface;
 410         int                     numBSPLeafSurfaces;
 411
 412         int                     firstBSPLeafBrush;
 413         int                     numBSPLeafBrushes;
 414 }
 415 bspLeaf_t;
 416
 417
 418 typedef struct
 419 {
 420         int                     planeNum;                       /* positive plane side faces out of the leaf */
 421         int                     shaderNum;
 422         int                     surfaceNum;                     /* RBSP */
 423 }
 424 bspBrushSide_t;
 425
 426
 427 typedef struct
 428 {
 429         int                     firstSide;
 430         int                     numSides;
 431         int                     shaderNum;                      /* the shader that determines the content flags */
 432 }
 433 bspBrush_t;
 434
 435
 436 typedef struct
 437 {
 438         char            shader[ MAX_QPATH ];
 439         int                     brushNum;
 440         int                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
 441 }
 442 bspFog_t;
 443
 444
 445 typedef struct
 446 {
 447         vec3_t          xyz;
 448         float           st[ 2 ];
 449         float           lightmap[ MAX_LIGHTMAPS ][ 2 ]; /* RBSP */
 450         vec3_t          normal;
 451         byte            color[ MAX_LIGHTMAPS ][ 4 ];    /* RBSP */
 452 }
 453 bspDrawVert_t;
 454
 455
 456 typedef enum
 457 {
 458         MST_BAD,
 459         MST_PLANAR,
 460         MST_PATCH,
 461         MST_TRIANGLE_SOUP,
 462         MST_FLARE,
 463         MST_FOLIAGE
 464 }
 465 bspSurfaceType_t;
 466
 467
 468 typedef struct bspGridPoint_s
 469 {
 470         byte            ambient[ MAX_LIGHTMAPS ][ 3 ];
 471         byte            directed[ MAX_LIGHTMAPS ][ 3 ];
 472         byte            styles[ MAX_LIGHTMAPS ];
 473         byte            latLong[ 2 ];
 474 }
 475 bspGridPoint_t;
 476
 477
 478 typedef struct
 479 {
 480         int                     shaderNum;
 481         int                     fogNum;
 482         int                     surfaceType;
 483
 484         int                     firstVert;
 485         int                     numVerts;
 486
 487         int                     firstIndex;
 488         int                     numIndexes;
 489
 490         byte            lightmapStyles[ MAX_LIGHTMAPS ];                                                /* RBSP */
 491         byte            vertexStyles[ MAX_LIGHTMAPS ];                                                  /* RBSP */
 492         int                     lightmapNum[ MAX_LIGHTMAPS ];                                                   /* RBSP */
 493         int                     lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ]; /* RBSP */
 494         int                     lightmapWidth, lightmapHeight;
 495
 496         vec3_t          lightmapOrigin;
 497         vec3_t          lightmapVecs[ 3 ];      /* on patches, [ 0 ] and [ 1 ] are lodbounds */
 498
 499         int                     patchWidth;
 500         int                     patchHeight;
 501 }
 502 bspDrawSurface_t;
 503
 504
 505 /* advertisements */
 506 typedef struct {
 507         int                     cellId;
 508         vec3_t          normal;
 509         vec3_t          rect[4];
 510         char            model[ MAX_QPATH ];
 511 } bspAdvertisement_t;
 512
 513
 514 /* -------------------------------------------------------------------------------
 515
 516 general types
 517
 518 ------------------------------------------------------------------------------- */
 519
 520 /* ydnar: for smaller structs */
 521 typedef char    qb_t;
 522
 523
 524 /* ydnar: for q3map_tcMod */
 525 typedef float   tcMod_t[ 3 ][ 3 ];
 526
 527
 528 /* ydnar: for multiple game support */
 529 typedef struct surfaceParm_s
 530 {
 531         char            *name;
 532         int                     contentFlags, contentFlagsClear;
 533         int                     surfaceFlags, surfaceFlagsClear;
 534         int                     compileFlags, compileFlagsClear;
 535 }
 536 surfaceParm_t;
 537
 538 typedef enum
 539 {
 540         MINIMAP_MODE_GRAY,
 541         MINIMAP_MODE_BLACK,
 542         MINIMAP_MODE_WHITE
 543 }
 544 miniMapMode_t;
 545
 546 typedef struct game_s
 547 {
 548         char                            *arg;                                                   /* -game matches this */
 549         char                            *gamePath;                                              /* main game data dir */
 550         char                            *homeBasePath;                                  /* home sub-dir on unix */
 551         char                            *magic;                                                 /* magic word for figuring out base path */
 552         char                            *shaderPath;                                    /* shader directory */
 553         int                                     maxLMSurfaceVerts;                              /* default maximum meta surface verts */
 554         int                                     maxSurfaceVerts;                                /* default maximum surface verts */
 555         int                                     maxSurfaceIndexes;                              /* default maximum surface indexes (tris * 3) */
 556         qboolean                        emitFlares;                                             /* when true, emit flare surfaces */
 557         char                            *flareShader;                                   /* default flare shader (MUST BE SET) */
 558         qboolean                        wolfLight;                                              /* when true, lights work like wolf q3map  */
 559         int                                     lightmapSize;                                   /* bsp lightmap width/height */
 560         float                           lightmapGamma;                                  /* default lightmap gamma */
 561         float                           lightmapExposure;                               /* default lightmap exposure */
 562         float                           lightmapCompensate;                             /* default lightmap compensate value */
 563         float                           gridScale;                                              /* vortex: default lightgrid scale (affects both directional and ambient spectres) */
 564         float                           gridAmbientScale;                               /* vortex: default lightgrid ambient spectre scale */
 565         qboolean                        noStyles;                                               /* use lightstyles hack or not */
 566         qboolean                        keepLights;                                             /* keep light entities on bsp */
 567         int                                     patchSubdivisions;                              /* default patch subdivisions tolerance */
 568         qboolean                        patchShadows;                                   /* patch casting enabled */
 569         qboolean                        deluxeMap;                                              /* compile deluxemaps */
 570         int                                     deluxeMode;                                             /* deluxemap mode (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
 571         int                 miniMapSize;                    /* minimap size */
 572         float               miniMapSharpen;                 /* minimap sharpening coefficient */
 573         float               miniMapBorder;                  /* minimap border amount */
 574         qboolean            miniMapKeepAspect;              /* minimap keep aspect ratio by letterboxing */
 575         miniMapMode_t       miniMapMode;                    /* minimap mode */
 576         char                *miniMapNameFormat;             /* minimap name format */
 577         char                            *bspIdent;                                              /* 4-letter bsp file prefix */
 578         int                                     bspVersion;                                             /* bsp version to use */
 579         qboolean                        lumpSwap;                                               /* cod-style len/ofs order */
 580         bspFunc                         load, write;                                    /* load/write function pointers */
 581         surfaceParm_t           surfaceParms[ 128 ];                    /* surfaceparm array */
 582 }
 583 game_t;
 584
 585
 586 typedef struct image_s
 587 {
 588         char                            *name, *filename;
 589         int                                     refCount;
 590         int                                     width, height;
 591         byte                            *pixels;
 592 }
 593 image_t;
 594
 595
 596 typedef struct sun_s
 597 {
 598         struct sun_s            *next;
 599         vec3_t                          direction, color;
 600         float                           photons, deviance, filterRadius;
 601         int                                     numSamples, style;
 602 }
 603 sun_t;
 604
 605
 606 typedef struct surfaceModel_s
 607 {
 608         struct surfaceModel_s   *next;
 609         char                            model[ MAX_QPATH ];
 610         float                           density, odds;
 611         float                           minScale, maxScale;
 612         float                           minAngle, maxAngle;
 613         qboolean                        oriented;
 614 }
 615 surfaceModel_t;
 616
 617
 618 /* ydnar/sd: foliage stuff for wolf et (engine-supported optimization of the above) */
 619 typedef struct foliage_s
 620 {
 621         struct foliage_s        *next;
 622         char                            model[ MAX_QPATH ];
 623         float                           scale, density, odds;
 624         qboolean                        inverseAlpha;
 625 }
 626 foliage_t;
 627
 628 typedef struct foliageInstance_s
 629 {
 630         vec3_t                          xyz, normal;
 631 }
 632 foliageInstance_t;
 633
 634
 635 typedef struct remap_s
 636 {
 637         struct remap_s          *next;
 638         char                            from[ 1024 ];
 639         char                            to[ MAX_QPATH ];
 640 }
 641 remap_t;
 642
 643
 644 /* wingdi.h hack, it's the same: 0 */
 645 #undef CM_NONE
 646
 647 typedef enum
 648 {
 649         CM_NONE,
 650         CM_VOLUME,
 651         CM_COLOR_SET,
 652         CM_ALPHA_SET,
 653         CM_COLOR_SCALE,
 654         CM_ALPHA_SCALE,
 655         CM_COLOR_DOT_PRODUCT,
 656         CM_ALPHA_DOT_PRODUCT,
 657         CM_COLOR_DOT_PRODUCT_SCALE,
 658         CM_ALPHA_DOT_PRODUCT_SCALE,
 659         CM_COLOR_DOT_PRODUCT_2,
 660         CM_ALPHA_DOT_PRODUCT_2,
 661         CM_COLOR_DOT_PRODUCT_2_SCALE,
 662         CM_ALPHA_DOT_PRODUCT_2_SCALE
 663 }
 664 colorModType_t;
 665
 666
 667 typedef struct colorMod_s
 668 {
 669         struct colorMod_s       *next;
 670         colorModType_t          type;
 671         vec_t                           data[ 16 ];
 672 }
 673 colorMod_t;
 674
 675
 676 typedef enum
 677 {
 678         IM_NONE,
 679         IM_OPAQUE,
 680         IM_MASKED,
 681         IM_BLEND
 682 }
 683 implicitMap_t;
 684
 685
 686 typedef struct shaderInfo_s
 687 {
 688         char                            shader[ MAX_QPATH ];
 689         int                                     surfaceFlags;
 690         int                                     contentFlags;
 691         int                                     compileFlags;
 692         float                           value;                                                  /* light value */
 693
 694         char                            *flareShader;                                   /* for light flares */
 695         char                            *damageShader;                                  /* ydnar: sof2 damage shader name */
 696         char                            *backShader;                                    /* for surfaces that generate different front and back passes */
 697         char                            *cloneShader;                                   /* ydnar: for cloning of a surface */
 698         char                            *remapShader;                                   /* ydnar: remap a shader in final stage */
 699         char                            *deprecateShader;                               /* vortex: shader is deprecated and replaced by this on use */
 700
 701         surfaceModel_t          *surfaceModel;                                  /* ydnar: for distribution of models */
 702         foliage_t                       *foliage;                                               /* ydnar/splash damage: wolf et foliage */
 703
 704         float                           subdivisions;                                   /* from a "tesssize xxx" */
 705         float                           backsplashFraction;                             /* floating point value, usually 0.05 */
 706         float                           backsplashDistance;                             /* default 16 */
 707         float                           lightSubdivide;                                 /* default 999 */
 708         float                           lightFilterRadius;                              /* ydnar: lightmap filtering/blurring radius for lights created by this shader (default: 0) */
 709
 710         int                                     lightmapSampleSize;                             /* lightmap sample size */
 711         float                           lightmapSampleOffset;                   /* ydnar: lightmap sample offset (default: 1.0) */
 712
 713         float                           bounceScale;                                    /* ydnar: radiosity re-emission [0,1.0+] */
 714         float                           offset;                                                 /* ydnar: offset in units */
 715         float                           shadeAngleDegrees;                              /* ydnar: breaking angle for smooth shading (degrees) */
 716
 717         vec3_t                          mins, maxs;                                             /* ydnar: for particle studio vertexDeform move support */
 718
 719         qb_t                            legacyTerrain;                                  /* ydnar: enable legacy terrain crutches */
 720         qb_t                            indexed;                                                /* ydnar: attempt to use indexmap (terrain alphamap style) */
 721         qb_t                            forceMeta;                                              /* ydnar: force metasurface path */
 722         qb_t                            noClip;                                                 /* ydnar: don't clip into bsp, preserve original face winding */
 723         qb_t                            noFast;                                                 /* ydnar: supress fast lighting for surfaces with this shader */
 724         qb_t                            invert;                                                 /* ydnar: reverse facing */
 725         qb_t                            nonplanar;                                              /* ydnar: for nonplanar meta surface merging */
 726         qb_t                            tcGen;                                                  /* ydnar: has explicit texcoord generation */
 727         vec3_t                          vecs[ 2 ];                                              /* ydnar: explicit texture vectors for [0,1] texture space */
 728         tcMod_t                         mod;                                                    /* ydnar: q3map_tcMod matrix for djbob :) */
 729         vec3_t                          lightmapAxis;                                   /* ydnar: explicit lightmap axis projection */
 730         colorMod_t                      *colorMod;                                              /* ydnar: q3map_rgb/color/alpha/Set/Mod support */
 731
 732         int                                     furNumLayers;                                   /* ydnar: number of fur layers */
 733         float                           furOffset;                                              /* ydnar: offset of each layer */
 734         float                           furFade;                                                /* ydnar: alpha fade amount per layer */
 735
 736         qb_t                            splotchFix;                                             /* ydnar: filter splotches on lightmaps */
 737
 738         qb_t                            hasPasses;                                              /* false if the shader doesn't define any rendering passes */
 739         qb_t                            globalTexture;                                  /* don't normalize texture repeats */
 740         qb_t                            twoSided;                                               /* cull none */
 741         qb_t                            autosprite;                                             /* autosprite shaders will become point lights instead of area lights */
 742         qb_t                            polygonOffset;                                  /* ydnar: don't face cull this or against this */
 743         qb_t                            patchShadows;                                   /* have patches casting shadows when using -light for this surface */
 744         qb_t                            vertexShadows;                                  /* shadows will be casted at this surface even when vertex lit */
 745         qb_t                            forceSunlight;                                  /* force sun light at this surface even tho we might not calculate shadows in vertex lighting */
 746         qb_t                            notjunc;                                                /* don't use this surface for tjunction fixing */
 747         qb_t                            fogParms;                                               /* ydnar: has fogparms */
 748         qb_t                            noFog;                                                  /* ydnar: supress fogging */
 749         qb_t                            clipModel;                                              /* ydnar: solid model hack */
 750         qb_t                            noVertexLight;                                  /* ydnar: leave vertex color alone */
 751
 752         byte                            styleMarker;                                    /* ydnar: light styles hack */
 753
 754         float                           vertexScale;                                    /* vertex light scale */
 755
 756         char                            skyParmsImageBase[ MAX_QPATH ]; /* ydnar: for skies */
 757
 758         char                            editorImagePath[ MAX_QPATH ];   /* use this image to generate texture coordinates */
 759         char                            lightImagePath[ MAX_QPATH ];    /* use this image to generate color / averageColor */
 760         char                            normalImagePath[ MAX_QPATH ];   /* ydnar: normalmap image for bumpmapping */
 761
 762         implicitMap_t           implicitMap;                                    /* ydnar: enemy territory implicit shaders */
 763         char                            implicitImagePath[ MAX_QPATH ];
 764
 765         image_t                         *shaderImage;
 766         image_t                         *lightImage;
 767         image_t                         *normalImage;
 768
 769         float                           skyLightValue;                                  /* ydnar */
 770         int                                     skyLightIterations;                             /* ydnar */
 771         sun_t                           *sun;                                                   /* ydnar */
 772
 773         vec3_t                          color;                                                  /* normalized color */
 774         vec3_t                          averageColor;
 775         byte                            lightStyle;
 776
 777         /* vortex: per-surface floodlight */
 778         float                           floodlightDirectionScale;
 779         vec3_t                          floodlightRGB;
 780         float                           floodlightIntensity;
 781         float                           floodlightDistance;
 782
 783         qb_t                            lmMergable;                                             /* ydnar */
 784         int                                     lmCustomWidth, lmCustomHeight;  /* ydnar */
 785         float                           lmBrightness;                                   /* ydnar */
 786         float                           lmFilterRadius;                                 /* ydnar: lightmap filtering/blurring radius for this shader (default: 0) */
 787
 788         int                                     shaderWidth, shaderHeight;              /* ydnar */
 789         float                           stFlat[ 2 ];
 790
 791         vec3_t                          fogDir;                                                 /* ydnar */
 792
 793         char                            *shaderText;                                    /* ydnar */
 794         qb_t                            custom;
 795         qb_t                            finished;
 796 }
 797 shaderInfo_t;
 798
 799
 800
 801 /* -------------------------------------------------------------------------------
 802
 803 bsp structures
 804
 805 ------------------------------------------------------------------------------- */
 806
 807 typedef struct face_s
 808 {
 809         struct face_s           *next;
 810         int                                     planenum;
 811         int                                     priority;
 812         //qboolean                      checked;
 813         int                                     compileFlags;
 814         winding_t                       *w;
 815 }
 816 face_t;
 817
 818
 819 typedef struct plane_s
 820 {
 821         vec3_t                          normal;
 822         vec_t                           dist;
 823         int                                     type;
 824         int                 counter;
 825         int                                     hash_chain;
 826 }
 827 plane_t;
 828
 829
 830 typedef struct side_s
 831 {
 832         int                                     planenum;
 833
 834         int                                     outputNum;                      /* set when the side is written to the file list */
 835
 836         float                           texMat[ 2 ][ 3 ];       /* brush primitive texture matrix */
 837         float                           vecs[ 2 ][ 4 ];         /* old-style texture coordinate mapping */
 838
 839         winding_t                       *winding;
 840         winding_t                       *visibleHull;           /* convex hull of all visible fragments */
 841
 842         shaderInfo_t            *shaderInfo;
 843
 844         int                                     contentFlags;           /* from shaderInfo */
 845         int                                     surfaceFlags;           /* from shaderInfo */
 846         int                                     compileFlags;           /* from shaderInfo */
 847         int                                     value;                          /* from shaderInfo */
 848
 849         qboolean                        visible;                        /* choose visble planes first */
 850         qboolean                        bevel;                          /* don't ever use for bsp splitting, and don't bother making windings for it */
 851         qboolean                        culled;                         /* ydnar: face culling */
 852 }
 853 side_t;
 854
 855
 856 typedef struct sideRef_s
 857 {
 858         struct sideRef_s        *next;
 859         side_t                          *side;
 860 }
 861 sideRef_t;
 862
 863
 864 /* ydnar: generic index mapping for entities (natural extension of terrain texturing) */
 865 typedef struct indexMap_s
 866 {
 867         int                                     w, h, numLayers;
 868         char                            name[ MAX_QPATH ], shader[ MAX_QPATH ];
 869         float                           offsets[ 256 ];
 870         byte                            *pixels;
 871 }
 872 indexMap_t;
 873
 874
 875 typedef struct brush_s
 876 {
 877         struct brush_s          *next;
 878         struct brush_s          *nextColorModBrush;     /* ydnar: colorMod volume brushes go here */
 879         struct brush_s          *original;                      /* chopped up brushes will reference the originals */
 880
 881         int                                     entityNum, brushNum;/* editor numbering */
 882         int                                     outputNum;                      /* set when the brush is written to the file list */
 883
 884         /* ydnar: for shadowcasting entities */
 885         int                                     castShadows;
 886         int                                     recvShadows;
 887
 888         shaderInfo_t            *contentShader;
 889         shaderInfo_t            *celShader;                     /* :) */
 890
 891         /* ydnar: gs mods */
 892         float                           lightmapScale;
 893         vec3_t                          eMins, eMaxs;
 894         indexMap_t                      *im;
 895
 896         int                                     contentFlags;
 897         int                                     compileFlags;           /* ydnar */
 898         qboolean                        detail;
 899         qboolean                        opaque;
 900
 901         int                                     portalareas[ 2 ];
 902
 903         vec3_t                          mins, maxs;
 904         int                                     numsides;
 905
 906         side_t                          sides[ 6 ];                     /* variably sized */
 907 }
 908 brush_t;
 909
 910
 911 typedef struct fog_s
 912 {
 913         shaderInfo_t            *si;
 914         brush_t                         *brush;
 915         int                                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
 916 }
 917 fog_t;
 918
 919
 920 typedef struct
 921 {
 922         int                                     width, height;
 923         bspDrawVert_t           *verts;
 924 }
 925 mesh_t;
 926
 927
 928 typedef struct parseMesh_s
 929 {
 930         struct parseMesh_s      *next;
 931
 932         int                                     entityNum, brushNum;    /* ydnar: editor numbering */
 933
 934         /* ydnar: for shadowcasting entities */
 935         int                                     castShadows;
 936         int                                     recvShadows;
 937
 938         mesh_t                          mesh;
 939         shaderInfo_t            *shaderInfo;
 940         shaderInfo_t            *celShader;                             /* :) */
 941
 942         /* ydnar: gs mods */
 943         float                           lightmapScale;
 944         vec3_t                          eMins, eMaxs;
 945         indexMap_t                      *im;
 946
 947         /* grouping */
 948         qboolean                        grouped;
 949         float                           longestCurve;
 950         int                                     maxIterations;
 951 }
 952 parseMesh_t;
 953
 954
 955 /*
 956         ydnar: the drawsurf struct was extended to allow for:
 957         - non-convex planar surfaces
 958         - non-planar brushface surfaces
 959         - lightmapped terrain
 960         - planar patches
 961 */
 962
 963 typedef enum
 964 {
 965         /* ydnar: these match up exactly with bspSurfaceType_t */
 966         SURFACE_BAD,
 967         SURFACE_FACE,
 968         SURFACE_PATCH,
 969         SURFACE_TRIANGLES,
 970         SURFACE_FLARE,
 971         SURFACE_FOLIAGE,        /* wolf et */
 972
 973         /* ydnar: compiler-relevant surface types */
 974         SURFACE_FORCED_META,
 975         SURFACE_META,
 976         SURFACE_FOGHULL,
 977         SURFACE_DECAL,
 978         SURFACE_SHADER,
 979
 980         NUM_SURFACE_TYPES
 981 }
 982 surfaceType_t;
 983
 984 char                    *surfaceTypes[ NUM_SURFACE_TYPES ]
 985 #ifndef MAIN_C
 986                                 ;
 987 #else
 988                                 =
 989                                 {
 990                                         "SURFACE_BAD",
 991                                         "SURFACE_FACE",
 992                                         "SURFACE_PATCH",
 993                                         "SURFACE_TRIANGLES",
 994                                         "SURFACE_FLARE",
 995                                         "SURFACE_FOLIAGE",
 996                                         "SURFACE_FORCED_META",
 997                                         "SURFACE_META",
 998                                         "SURFACE_FOGHULL",
 999                                         "SURFACE_DECAL",
1000                                         "SURFACE_SHADER"
1001                                 };
1002 #endif
1003
1004
1005 /* ydnar: this struct needs an overhaul (again, heh) */
1006 typedef struct mapDrawSurface_s
1007 {
1008         surfaceType_t           type;
1009         qboolean                        planar;
1010         int                                     outputNum;                      /* ydnar: to match this sort of thing up */
1011
1012         qboolean                        fur;                            /* ydnar: this is kind of a hack, but hey... */
1013         qboolean                        skybox;                         /* ydnar: yet another fun hack */
1014         qboolean                        backSide;                       /* ydnar: q3map_backShader support */
1015
1016         struct mapDrawSurface_s *parent;                /* ydnar: for cloned (skybox) surfaces to share lighting data */
1017         struct mapDrawSurface_s *clone;                 /* ydnar: for cloned surfaces */
1018         struct mapDrawSurface_s *cel;                   /* ydnar: for cloned cel surfaces */
1019
1020         shaderInfo_t            *shaderInfo;
1021         shaderInfo_t            *celShader;
1022         brush_t                         *mapBrush;
1023         parseMesh_t                     *mapMesh;
1024         sideRef_t                       *sideRef;
1025
1026         int                                     fogNum;
1027
1028         int                                     numVerts;                       /* vertexes and triangles */
1029         bspDrawVert_t           *verts;
1030         int                                     numIndexes;
1031         int                                     *indexes;
1032
1033         int                                     planeNum;
1034         vec3_t                          lightmapOrigin;         /* also used for flares */
1035         vec3_t                          lightmapVecs[ 3 ];      /* also used for flares */
1036         int                                     lightStyle;                     /* used for flares */
1037
1038         /* ydnar: per-surface (per-entity, actually) lightmap sample size scaling */
1039         float                           lightmapScale;
1040
1041         /* ydnar: surface classification */
1042         vec3_t                          mins, maxs;
1043         vec3_t                          lightmapAxis;
1044         int                                     sampleSize;
1045
1046         /* ydnar: shadow group support */
1047         int                                     castShadows, recvShadows;
1048
1049         /* ydnar: texture coordinate range monitoring for hardware with limited texcoord precision (in texel space) */
1050         float                           bias[ 2 ];
1051         int                                     texMins[ 2 ], texMaxs[ 2 ], texRange[ 2 ];
1052
1053         /* ydnar: for patches */
1054         float                           longestCurve;
1055         int                                     maxIterations;
1056         int                                     patchWidth, patchHeight;
1057         vec3_t                          bounds[ 2 ];
1058
1059         /* ydnar/sd: for foliage */
1060         int                                     numFoliageInstances;
1061
1062         /* ydnar: editor/useful numbering */
1063         int                                     entityNum;
1064         int                                     surfaceNum;
1065 }
1066 mapDrawSurface_t;
1067
1068
1069 typedef struct drawSurfRef_s
1070 {
1071         struct drawSurfRef_s    *nextRef;
1072         int                                     outputNum;
1073 }
1074 drawSurfRef_t;
1075
1076
1077 /* ydnar: metasurfaces are constructed from lists of metatriangles so they can be merged in the best way */
1078 typedef struct metaTriangle_s
1079 {
1080         shaderInfo_t            *si;
1081         side_t                          *side;
1082         int                                     entityNum, surfaceNum, planeNum, fogNum, sampleSize, castShadows, recvShadows;
1083         vec4_t                          plane;
1084         vec3_t                          lightmapAxis;
1085         int                                     indexes[ 3 ];
1086 }
1087 metaTriangle_t;
1088
1089
1090 typedef struct epair_s
1091 {
1092         struct epair_s          *next;
1093         char                            *key, *value;
1094 }
1095 epair_t;
1096
1097
1098 typedef struct
1099 {
1100         vec3_t                          origin;
1101         brush_t                         *brushes, *lastBrush, *colorModBrushes;
1102         parseMesh_t                     *patches;
1103         int                                     mapEntityNum, firstDrawSurf;
1104         int                                     firstBrush, numBrushes;         /* only valid during BSP compile */
1105         epair_t                         *epairs;
1106         vec3_t                          originbrush_origin;
1107         qboolean                        forceNormalSmoothing; /* vortex: true if entity has _smoothnormals/_sn/_smooth key */
1108 }
1109 entity_t;
1110
1111
1112 typedef struct node_s
1113 {
1114         /* both leafs and nodes */
1115         int                                     planenum;               /* -1 = leaf node */
1116         struct node_s           *parent;
1117         vec3_t                          mins, maxs;             /* valid after portalization */
1118         brush_t                         *volume;                /* one for each leaf/node */
1119
1120         /* nodes only */
1121         side_t                          *side;                  /* the side that created the node */
1122         struct node_s           *children[ 2 ];
1123         int                                     compileFlags;   /* ydnar: hint, antiportal */
1124         int                                     tinyportals;
1125         vec3_t                          referencepoint;
1126
1127         /* leafs only */
1128         qboolean                        opaque;                 /* view can never be inside */
1129         qboolean                        areaportal;
1130         qboolean                        skybox;                 /* ydnar: a skybox leaf */
1131         qboolean                        sky;                    /* ydnar: a sky leaf */
1132         int                                     cluster;                /* for portalfile writing */
1133         int                                     area;                   /* for areaportals */
1134         brush_t                         *brushlist;             /* fragments of all brushes in this leaf */
1135         drawSurfRef_t           *drawSurfReferences;
1136
1137         int                                     occupied;               /* 1 or greater can reach entity */
1138         entity_t                        *occupant;              /* for leak file testing */
1139
1140         struct portal_s         *portals;               /* also on nodes during construction */
1141
1142         qboolean            has_structural_children;
1143 }
1144 node_t;
1145
1146
1147 typedef struct portal_s
1148 {
1149         plane_t                         plane;
1150         node_t                          *onnode;                /* NULL = outside box */
1151         node_t                          *nodes[ 2 ];    /* [ 0 ] = front side of plane */
1152         struct portal_s         *next[ 2 ];
1153         winding_t                       *winding;
1154
1155         qboolean                        sidefound;              /* false if ->side hasn't been checked */
1156         int                                     compileFlags;   /* from original face that caused the split */
1157         side_t                          *side;                  /* NULL = non-visible */
1158 }
1159 portal_t;
1160
1161
1162 typedef struct
1163 {
1164         node_t                          *headnode;
1165         node_t                          outside_node;
1166         vec3_t                          mins, maxs;
1167 }
1168 tree_t;
1169
1170
1171
1172 /* -------------------------------------------------------------------------------
1173
1174 vis structures
1175
1176 ------------------------------------------------------------------------------- */
1177
1178 typedef struct
1179 {
1180         vec3_t                          normal;
1181         float                           dist;
1182 }
1183 visPlane_t;
1184
1185
1186 typedef struct
1187 {
1188         int                                     numpoints;
1189         vec3_t                          points[ MAX_POINTS_ON_FIXED_WINDING     ];              /* variable sized */
1190 }
1191 fixedWinding_t;
1192
1193
1194 typedef struct passage_s
1195 {
1196         struct passage_s        *next;
1197         byte                            cansee[ 1 ];    /* all portals that can be seen through this passage */
1198 } passage_t;
1199
1200
1201 typedef enum
1202 {
1203         stat_none,
1204         stat_working,
1205         stat_done
1206 }
1207 vstatus_t;
1208
1209
1210 typedef struct
1211 {
1212         int                                     num;
1213         qboolean                        hint;                   /* true if this portal was created from a hint splitter */
1214         qboolean                        removed;
1215         visPlane_t                      plane;                  /* normal pointing into neighbor */
1216         int                                     leaf;                   /* neighbor */
1217
1218         vec3_t                          origin;                 /* for fast clip testing */
1219         float                           radius;
1220
1221         fixedWinding_t          *winding;
1222         vstatus_t                       status;
1223         byte                            *portalfront;   /* [portals], preliminary */
1224         byte                            *portalflood;   /* [portals], intermediate */
1225         byte                            *portalvis;             /* [portals], final */
1226
1227         int                                     nummightsee;    /* bit count on portalflood for sort */
1228         passage_t                       *passages;              /* there are just as many passages as there */
1229                                                                                 /* are portals in the leaf this portal leads */
1230 }
1231 vportal_t;
1232
1233
1234 typedef struct leaf_s
1235 {
1236         int                                     numportals;
1237         int                                     merged;
1238         vportal_t                       *portals[MAX_PORTALS_ON_LEAF];
1239 }
1240 leaf_t;
1241
1242
1243 typedef struct pstack_s
1244 {
1245         byte                            mightsee[ MAX_PORTALS / 8 ];
1246         struct pstack_s         *next;
1247         leaf_t                          *leaf;
1248         vportal_t                       *portal;                /* portal exiting */
1249         fixedWinding_t          *source;
1250         fixedWinding_t          *pass;
1251
1252         fixedWinding_t          windings[ 3 ];  /* source, pass, temp in any order */
1253         int                                     freewindings[ 3 ];
1254
1255         visPlane_t                      portalplane;
1256         int depth;
1257 #ifdef SEPERATORCACHE
1258         visPlane_t                      seperators[ 2 ][ MAX_SEPERATORS ];
1259         int                                     numseperators[ 2 ];
1260 #endif
1261 }
1262 pstack_t;
1263
1264
1265 typedef struct
1266 {
1267         vportal_t                       *base;
1268         int                                     c_chains;
1269         pstack_t                        pstack_head;
1270 }
1271 threaddata_t;
1272
1273
1274
1275 /* -------------------------------------------------------------------------------
1276
1277 light structures
1278
1279 ------------------------------------------------------------------------------- */
1280
1281 /* ydnar: new light struct with flags */
1282 typedef struct light_s
1283 {
1284         struct light_s          *next;
1285
1286         int                                     type;
1287         int                                     flags;                  /* ydnar: condensed all the booleans into one flags int */
1288         shaderInfo_t            *si;
1289
1290         vec3_t                          origin;
1291         vec3_t                          normal;                 /* for surfaces, spotlights, and suns */
1292         float                           dist;                   /* plane location along normal */
1293
1294         float                           photons;
1295         int                                     style;
1296         vec3_t                          color;
1297         float                           radiusByDist;   /* for spotlights */
1298         float                           fade;                   /* ydnar: from wolf, for linear lights */
1299         float                           angleScale;             /* ydnar: stolen from vlight for K */
1300
1301         float                           add;                    /* ydnar: used for area lights */
1302         float                           envelope;               /* ydnar: units until falloff < tolerance */
1303         float                           envelope2;              /* ydnar: envelope squared (tiny optimization) */
1304         vec3_t                          mins, maxs;             /* ydnar: pvs envelope */
1305         int                                     cluster;                /* ydnar: cluster light falls into */
1306
1307         winding_t                       *w;
1308         vec3_t                          emitColor;              /* full out-of-gamut value */
1309
1310         float                           falloffTolerance;       /* ydnar: minimum attenuation threshold */
1311         float                           filterRadius;   /* ydnar: lightmap filter radius in world units, 0 == default */
1312 }
1313 light_t;
1314
1315
1316 typedef struct
1317 {
1318         /* constant input */
1319         qboolean                        testOcclusion, forceSunlight, testAll;
1320         int                                     recvShadows;
1321
1322         int                                     numSurfaces;
1323         int                                     *surfaces;
1324
1325         int                                     numLights;
1326         light_t                         **lights;
1327
1328         qboolean                        twoSided;
1329
1330         /* per-sample input */
1331         int                                     cluster;
1332         vec3_t                          origin, normal;
1333         vec_t                           inhibitRadius;  /* sphere in which occluding geometry is ignored */
1334
1335         /* per-light input */
1336         light_t                         *light;
1337         vec3_t                          end;
1338
1339         /* calculated input */
1340         vec3_t                          displacement, direction;
1341         vec_t                           distance;
1342
1343         /* input and output */
1344         vec3_t                          color;                  /* starts out at full color, may be reduced if transparent surfaces are crossed */
1345         vec3_t                          colorNoShadow;  /* result color with no shadow casting */
1346
1347         /* output */
1348         vec3_t                          hit;
1349         int                                     compileFlags;   /* for determining surface compile flags traced through */
1350         qboolean                        passSolid;
1351         qboolean                        opaque;
1352
1353         /* working data */
1354         int                                     numTestNodes;
1355         int                                     testNodes[ MAX_TRACE_TEST_NODES ];
1356 }
1357 trace_t;
1358
1359
1360
1361 /* must be identical to bspDrawVert_t except for float color! */
1362 typedef struct
1363 {
1364         vec3_t                          xyz;
1365         float                           st[ 2 ];
1366         float                           lightmap[ MAX_LIGHTMAPS ][ 2 ];
1367         vec3_t                          normal;
1368         float                           color[ MAX_LIGHTMAPS ][ 4 ];
1369 }
1370 radVert_t;
1371
1372
1373 typedef struct
1374 {
1375         int                                     numVerts;
1376         radVert_t                       verts[ MAX_POINTS_ON_WINDING ];
1377 }
1378 radWinding_t;
1379
1380
1381 /* crutch for poor local allocations in win32 smp */
1382 typedef struct
1383 {
1384         vec_t                           dists[ MAX_POINTS_ON_WINDING + 4 ];
1385         int                                     sides[ MAX_POINTS_ON_WINDING + 4 ];
1386 }
1387 clipWork_t;
1388
1389
1390 /* ydnar: new lightmap handling code */
1391 typedef struct outLightmap_s
1392 {
1393         int                                     lightmapNum, extLightmapNum;
1394         int                                     customWidth, customHeight;
1395         int                                     numLightmaps;
1396         int                                     freeLuxels;
1397         int                                     numShaders;
1398         shaderInfo_t            *shaders[ MAX_LIGHTMAP_SHADERS ];
1399         byte                            *lightBits;
1400         byte                            *bspLightBytes;
1401         byte                            *bspDirBytes;
1402 }
1403 outLightmap_t;
1404
1405
1406 typedef struct rawLightmap_s
1407 {
1408         qboolean                                finished, splotchFix, wrap[ 2 ];
1409         int                                             customWidth, customHeight;
1410         float                                   brightness;
1411         float                                   filterRadius;
1412
1413         int                                             firstLightSurface, numLightSurfaces;    /* index into lightSurfaces */
1414         int                                             numLightClusters, *lightClusters;
1415
1416         int                                             sampleSize, actualSampleSize, axisNum;
1417
1418         /* vortex: per-surface floodlight */
1419         float                                   floodlightDirectionScale;
1420         vec3_t                                  floodlightRGB;
1421         float                                   floodlightIntensity;
1422         float                                   floodlightDistance;
1423
1424         int                                             entityNum;
1425         int                                             recvShadows;
1426         vec3_t                                  mins, maxs, axis, origin, *vecs;
1427         float                                   *plane;
1428         int                                             w, h, sw, sh, used;
1429
1430         qboolean                                solid[ MAX_LIGHTMAPS ];
1431         vec3_t                                  solidColor[ MAX_LIGHTMAPS ];
1432
1433         int                                             numStyledTwins;
1434         struct rawLightmap_s    *twins[ MAX_LIGHTMAPS ];
1435
1436         int                                             outLightmapNums[ MAX_LIGHTMAPS ];
1437         int                                             twinNums[ MAX_LIGHTMAPS ];
1438         int                                             lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ];
1439         byte                                    styles[ MAX_LIGHTMAPS ];
1440         float                                   *bspLuxels[ MAX_LIGHTMAPS ];
1441         float                                   *radLuxels[ MAX_LIGHTMAPS ];
1442         float                                   *superLuxels[ MAX_LIGHTMAPS ];
1443         float                                   *superOrigins;
1444         float                                   *superNormals;
1445         int                                             *superClusters;
1446
1447         float                                   *superDeluxels; /* average light direction */
1448         float                                   *bspDeluxels;
1449         float                                   *superFloodLight;
1450 }
1451 rawLightmap_t;
1452
1453
1454 typedef struct rawGridPoint_s
1455 {
1456         vec3_t                          ambient[ MAX_LIGHTMAPS ];
1457         vec3_t                          directed[ MAX_LIGHTMAPS ];
1458         vec3_t                          dir;
1459         byte                            styles[ MAX_LIGHTMAPS ];
1460 }
1461 rawGridPoint_t;
1462
1463
1464 typedef struct surfaceInfo_s
1465 {
1466         int                                     modelindex;
1467         shaderInfo_t            *si;
1468         rawLightmap_t           *lm;
1469         int                                     parentSurfaceNum, childSurfaceNum;
1470         int                                     entityNum, castShadows, recvShadows, sampleSize, patchIterations;
1471         float                           longestCurve;
1472         float                           *plane;
1473         vec3_t                          axis, mins, maxs;
1474         qboolean                        hasLightmap, approximated;
1475         int                                     firstSurfaceCluster, numSurfaceClusters;
1476 }
1477 surfaceInfo_t;
1478
1479 /* -------------------------------------------------------------------------------
1480
1481 prototypes
1482
1483 ------------------------------------------------------------------------------- */
1484
1485 /* main.c */
1486 vec_t                                           Random( void );
1487 int                                                     BSPInfo( int count, char **fileNames );
1488 int                                                     ScaleBSPMain( int argc, char **argv );
1489 int                                                     ConvertMain( int argc, char **argv );
1490
1491
1492 /* path_init.c */
1493 game_t                                          *GetGame( char *arg );
1494 void                                            InitPaths( int *argc, char **argv );
1495
1496
1497 /* bsp.c */
1498 int                                                     BSPMain( int argc, char **argv );
1499
1500
1501 /* convert_map.c */
1502 int                                                     ConvertBSPToMap( char *bspName );
1503
1504
1505 /* convert_ase.c */
1506 int                                                     ConvertBSPToASE( char *bspName );
1507
1508
1509 /* brush.c */
1510 sideRef_t                                       *AllocSideRef( side_t *side, sideRef_t *next );
1511 int                                                     CountBrushList( brush_t *brushes );
1512 brush_t                                         *AllocBrush( int numsides );
1513 void                                            FreeBrush( brush_t *brushes );
1514 void                                            FreeBrushList( brush_t *brushes );
1515 brush_t                                         *CopyBrush( brush_t *brush );
1516 qboolean                                        BoundBrush( brush_t *brush );
1517 qboolean                                        CreateBrushWindings( brush_t *brush );
1518 brush_t                                         *BrushFromBounds( vec3_t mins, vec3_t maxs );
1519 vec_t                                           BrushVolume( brush_t *brush );
1520 void                                            WriteBSPBrushMap( char *name, brush_t *list );
1521
1522 void                                            FilterDetailBrushesIntoTree( entity_t *e, tree_t *tree );
1523 void                                            FilterStructuralBrushesIntoTree( entity_t *e, tree_t *tree );
1524
1525 int                                                     BoxOnPlaneSide( vec3_t mins, vec3_t maxs, plane_t *plane );
1526 qboolean                                        WindingIsTiny( winding_t *w );
1527
1528 void                                            SplitBrush( brush_t *brush, int planenum, brush_t **front, brush_t **back);
1529
1530 tree_t                                          *AllocTree( void );
1531 node_t                                          *AllocNode( void );
1532
1533
1534 /* mesh.c */
1535 void                                            LerpDrawVert( bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *out );
1536 void                                            LerpDrawVertAmount( bspDrawVert_t *a, bspDrawVert_t *b, float amount, bspDrawVert_t *out );
1537 void                                            FreeMesh( mesh_t *m );
1538 mesh_t                                          *CopyMesh( mesh_t *mesh );
1539 void                                            PrintMesh( mesh_t *m );
1540 mesh_t                                          *TransposeMesh( mesh_t *in );
1541 void                                            InvertMesh( mesh_t *m );
1542 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1543 int                                                     IterationsForCurve( float len, int subdivisions );
1544 mesh_t                                          *SubdivideMesh2( mesh_t in, int iterations );
1545 mesh_t                                          *SubdivideMeshQuads( mesh_t *in, float minLength, int maxsize, int *widthtable, int *heighttable );
1546 mesh_t                                          *RemoveLinearMeshColumnsRows( mesh_t *in );
1547 void                                            MakeMeshNormals( mesh_t in );
1548 void                                            PutMeshOnCurve( mesh_t in );
1549
1550 void                                            MakeNormalVectors( vec3_t forward, vec3_t right, vec3_t up );
1551
1552
1553 /* map.c */
1554 void                                            LoadMapFile( char *filename, qboolean onlyLights );
1555 int                                                     FindFloatPlane( vec3_t normal, vec_t dist, int numPoints, vec3_t *points );
1556 int                                                     PlaneTypeForNormal( vec3_t normal );
1557 void                                            AddBrushBevels( void );
1558 brush_t                                         *FinishBrush( void );
1559
1560
1561 /* portals.c */
1562 void                                            MakeHeadnodePortals( tree_t *tree );
1563 void                                            MakeNodePortal( node_t *node );
1564 void                                            SplitNodePortals( node_t *node );
1565
1566 qboolean                                        PortalPassable( portal_t *p );
1567
1568 qboolean                                        FloodEntities( tree_t *tree );
1569 void                                            FillOutside( node_t *headnode);
1570 void                                            FloodAreas( tree_t *tree);
1571 face_t                                          *VisibleFaces( entity_t *e, tree_t *tree );
1572 void                                            FreePortal( portal_t *p );
1573
1574 void                                            MakeTreePortals( tree_t *tree );
1575
1576
1577 /* leakfile.c */
1578 xmlNodePtr                                      LeakFile( tree_t *tree );
1579
1580
1581 /* prtfile.c */
1582 void                                            NumberClusters( tree_t *tree );
1583 void                                            WritePortalFile( tree_t *tree );
1584
1585
1586 /* writebsp.c */
1587 void                                            SetModelNumbers( void );
1588 void                                            SetLightStyles( void );
1589
1590 int                                                     EmitShader( const char *shader, int *contentFlags, int *surfaceFlags );
1591
1592 void                                            BeginBSPFile( void );
1593 void                                            EndBSPFile( void );
1594 void                                            EmitBrushes( brush_t *brushes, int *firstBrush, int *numBrushes );
1595 void                                            EmitFogs( void );
1596
1597 void                                            BeginModel( void );
1598 void                                            EndModel( entity_t *e, node_t *headnode );
1599
1600
1601 /* tree.c */
1602 void                                            FreeTree( tree_t *tree );
1603 void                                            FreeTree_r( node_t *node );
1604 void                                            PrintTree_r( node_t *node, int depth );
1605 void                                            FreeTreePortals_r( node_t *node );
1606
1607
1608 /* patch.c */
1609 void                                            ParsePatch( qboolean onlyLights );
1610 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1611 void                                            PatchMapDrawSurfs( entity_t *e );
1612 void                                            TriangulatePatchSurface( entity_t *e , mapDrawSurface_t *ds );
1613
1614
1615 /* tjunction.c */
1616 void                                            FixTJunctions( entity_t *e );
1617
1618
1619 /* fog.c */
1620 winding_t                                       *WindingFromDrawSurf( mapDrawSurface_t *ds );
1621 void                                            FogDrawSurfaces( entity_t *e );
1622 int                                                     FogForPoint( vec3_t point, float epsilon );
1623 int                                                     FogForBounds( vec3_t mins, vec3_t maxs, float epsilon );
1624 void                                            CreateMapFogs( void );
1625
1626
1627 /* facebsp.c */
1628 face_t                                          *MakeStructuralBSPFaceList( brush_t *list );
1629 face_t                                          *MakeVisibleBSPFaceList( brush_t *list );
1630 tree_t                                          *FaceBSP( face_t *list );
1631
1632
1633 /* model.c */
1634 void                                            PicoPrintFunc( int level, const char *str );
1635 void                                            PicoLoadFileFunc( char *name, byte **buffer, int *bufSize );
1636 picoModel_t                                     *FindModel( char *name, int frame );
1637 picoModel_t                                     *LoadModel( char *name, int frame );
1638 void                                            InsertModel( char *name, int frame, m4x4_t transform, remap_t *remap, shaderInfo_t *celShader, int eNum, int castShadows, int recvShadows, int spawnFlags, float lightmapScale );
1639 void                                            AddTriangleModels( entity_t *e );
1640
1641
1642 /* surface.c */
1643 mapDrawSurface_t                        *AllocDrawSurface( surfaceType_t type );
1644 void                                            FinishSurface( mapDrawSurface_t *ds );
1645 void                                            StripFaceSurface( mapDrawSurface_t *ds );
1646 qboolean                                        CalcSurfaceTextureRange( mapDrawSurface_t *ds );
1647 qboolean                                        CalcLightmapAxis( vec3_t normal, vec3_t axis );
1648 void                                            ClassifySurfaces( int numSurfs, mapDrawSurface_t *ds );
1649 void                                            ClassifyEntitySurfaces( entity_t *e );
1650 void                                            TidyEntitySurfaces( entity_t *e );
1651 mapDrawSurface_t                        *CloneSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1652 mapDrawSurface_t                        *MakeCelSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1653 qboolean                                        IsTriangleDegenerate( bspDrawVert_t *points, int a, int b, int c );
1654 void                                            ClearSurface( mapDrawSurface_t *ds );
1655 void                                            AddEntitySurfaceModels( entity_t *e );
1656 mapDrawSurface_t                        *DrawSurfaceForSide( entity_t *e, brush_t *b, side_t *s, winding_t *w );
1657 mapDrawSurface_t                        *DrawSurfaceForMesh( entity_t *e, parseMesh_t *p, mesh_t *mesh );
1658 mapDrawSurface_t                        *DrawSurfaceForFlare( int entNum, vec3_t origin, vec3_t normal, vec3_t color, char *flareShader, int lightStyle );
1659 mapDrawSurface_t                        *DrawSurfaceForShader( char *shader );
1660 void                                            ClipSidesIntoTree( entity_t *e, tree_t *tree );
1661 void                                            MakeDebugPortalSurfs( tree_t *tree );
1662 void                                            MakeFogHullSurfs( entity_t *e, tree_t *tree, char *shader );
1663 void                                            SubdivideFaceSurfaces( entity_t *e, tree_t *tree );
1664 void                                            AddEntitySurfaceModels( entity_t *e );
1665 int                                                     AddSurfaceModels( mapDrawSurface_t *ds );
1666 void                                            FilterDrawsurfsIntoTree( entity_t *e, tree_t *tree );
1667 void                                            EmitPatchSurface( entity_t *e, mapDrawSurface_t *ds );
1668 void                                            EmitTriangleSurface( mapDrawSurface_t *ds );
1669
1670
1671 /* surface_fur.c */
1672 void                                            Fur( mapDrawSurface_t *src );
1673
1674
1675 /* surface_foliage.c */
1676 void                                            Foliage( mapDrawSurface_t *src );
1677
1678
1679 /* ydnar: surface_meta.c */
1680 void                                            ClearMetaTriangles( void );
1681 int                                                     FindMetaTriangle( metaTriangle_t *src, bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *c, int planeNum );
1682 void                                            MakeEntityMetaTriangles( entity_t *e );
1683 void                                            FixMetaTJunctions( void );
1684 void                                            SmoothMetaTriangles( void );
1685 void                                            MergeMetaTriangles( void );
1686 void                                            EmitMetaStats(); // vortex: print meta statistics even in no-verbose mode
1687
1688
1689 /* surface_extra.c */
1690 void                                            SetDefaultSampleSize( int sampleSize );
1691
1692 void                                            SetSurfaceExtra( mapDrawSurface_t *ds, int num );
1693
1694 shaderInfo_t                            *GetSurfaceExtraShaderInfo( int num );
1695 int                                                     GetSurfaceExtraParentSurfaceNum( int num );
1696 int                                                     GetSurfaceExtraEntityNum( int num );
1697 int                                                     GetSurfaceExtraCastShadows( int num );
1698 int                                                     GetSurfaceExtraRecvShadows( int num );
1699 int                                                     GetSurfaceExtraSampleSize( int num );
1700 int                                                     GetSurfaceExtraMinSampleSize( int num );
1701 float                                           GetSurfaceExtraLongestCurve( int num );
1702 void                                            GetSurfaceExtraLightmapAxis( int num, vec3_t lightmapAxis );
1703
1704 void                                            WriteSurfaceExtraFile( const char *path );
1705 void                                            LoadSurfaceExtraFile( const char *path );
1706
1707
1708 /* decals.c */
1709 void                                            ProcessDecals( void );
1710 void                                            MakeEntityDecals( entity_t *e );
1711
1712
1713 /* brush_primit.c */
1714 void                                            ComputeAxisBase( vec3_t normal, vec3_t texX, vec3_t texY);
1715
1716
1717 /* vis.c */
1718 fixedWinding_t                          *NewFixedWinding( int points );
1719 int                                                     VisMain( int argc, char **argv );
1720
1721 /* visflow.c */
1722 int                                                     CountBits( byte *bits, int numbits );
1723 void                                            PassageFlow( int portalnum );
1724 void                                            CreatePassages( int portalnum );
1725 void                                            PassageMemory( void );
1726 void                                            BasePortalVis( int portalnum );
1727 void                                            BetterPortalVis( int portalnum );
1728 void                                            PortalFlow( int portalnum );
1729 void                                            PassagePortalFlow( int portalnum );
1730
1731
1732
1733 /* light.c  */
1734 float                                           PointToPolygonFormFactor( const vec3_t point, const vec3_t normal, const winding_t *w );
1735 int                                                     LightContributionToSample( trace_t *trace );
1736 void                                            LightingAtSample( trace_t *trace, byte styles[ MAX_LIGHTMAPS ], vec3_t colors[ MAX_LIGHTMAPS ] );
1737 int                                                     LightContributionToPoint( trace_t *trace );
1738 int                                                     LightMain( int argc, char **argv );
1739
1740
1741 /* light_trace.c */
1742 void                                            SetupTraceNodes( void );
1743 void                                            TraceLine( trace_t *trace );
1744 float                                           SetupTrace( trace_t *trace );
1745
1746
1747 /* light_bounce.c */
1748 qboolean                                        RadSampleImage( byte *pixels, int width, int height, float st[ 2 ], float color[ 4 ] );
1749 void                                            RadLightForTriangles( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1750 void                                            RadLightForPatch( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1751 void                                            RadCreateDiffuseLights( void );
1752 void                                            RadFreeLights();
1753
1754
1755 /* light_ydnar.c */
1756 void                                            ColorToBytes( const float *color, byte *colorBytes, float scale );
1757 void                                            SmoothNormals( void );
1758
1759 void                                            MapRawLightmap( int num );
1760
1761 void                                            SetupDirt();
1762 float                                           DirtForSample( trace_t *trace );
1763 void                                            DirtyRawLightmap( int num );
1764
1765 void                                            SetupFloodLight();
1766 void                                            FloodlightRawLightmaps();
1767 void                                            FloodlightIlluminateLightmap( rawLightmap_t *lm );
1768 float                                           FloodLightForSample( trace_t *trace , float floodLightDistance, qboolean floodLightLowQuality);
1769 void                                            FloodLightRawLightmap( int num );
1770
1771 void                                            IlluminateRawLightmap( int num );
1772 void                                            IlluminateVertexes( int num );
1773
1774 void                                            SetupBrushes( void );
1775 void                                            SetupClusters( void );
1776 qboolean                                        ClusterVisible( int a, int b );
1777 qboolean                                        ClusterVisibleToPoint( vec3_t point, int cluster );
1778 int                                                     ClusterForPoint( vec3_t point );
1779 int                                                     ClusterForPointExt( vec3_t point, float epsilon );
1780 int                                                     ClusterForPointExtFilter( vec3_t point, float epsilon, int numClusters, int *clusters );
1781 int                                                     ShaderForPointInLeaf( vec3_t point, int leafNum, float epsilon, int wantContentFlags, int wantSurfaceFlags, int *contentFlags, int *surfaceFlags );
1782 void                                            SetupEnvelopes( qboolean forGrid, qboolean fastFlag );
1783 void                                            FreeTraceLights( trace_t *trace );
1784 void                                            CreateTraceLightsForBounds( vec3_t mins, vec3_t maxs, vec3_t normal, int numClusters, int *clusters, int flags, trace_t *trace );
1785 void                                            CreateTraceLightsForSurface( int num, trace_t *trace );
1786
1787
1788 /* lightmaps_ydnar.c */
1789 void                                            ExportLightmaps( void );
1790
1791 int                                                     ExportLightmapsMain( int argc, char **argv );
1792 int                                                     ImportLightmapsMain( int argc, char **argv );
1793
1794 void                                            SetupSurfaceLightmaps( void );
1795 void                                            StitchSurfaceLightmaps( void );
1796 void                                            StoreSurfaceLightmaps( void );
1797
1798
1799 /* image.c */
1800 void                                            ImageFree( image_t *image );
1801 image_t                                         *ImageFind( const char *filename );
1802 image_t                                         *ImageLoad( const char *filename );
1803
1804
1805 /* shaders.c */
1806 void                                            ColorMod( colorMod_t *am, int numVerts, bspDrawVert_t *drawVerts );
1807
1808 void                                            TCMod( tcMod_t mod, float st[ 2 ] );
1809 void                                            TCModIdentity( tcMod_t mod );
1810 void                                            TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out );
1811 void                                            TCModTranslate( tcMod_t mod, float s, float t );
1812 void                                            TCModScale( tcMod_t mod, float s, float t );
1813 void                                            TCModRotate( tcMod_t mod, float euler );
1814
1815 qboolean                                        ApplySurfaceParm( char *name, int *contentFlags, int *surfaceFlags, int *compileFlags );
1816
1817 void                                            BeginMapShaderFile( const char *mapFile );
1818 void                                            WriteMapShaderFile( void );
1819 shaderInfo_t                            *CustomShader( shaderInfo_t *si, char *find, char *replace );
1820 void                                            EmitVertexRemapShader( char *from, char *to );
1821
1822 void                                            LoadShaderInfo( void );
1823 shaderInfo_t                            *ShaderInfoForShader( const char *shader );
1824
1825
1826 /* bspfile_abstract.c */
1827 void                                            SetGridPoints( int n );
1828 void                                            SetDrawVerts( int n );
1829 void                                            IncDrawVerts();
1830 void                                            SetDrawSurfaces(int n);
1831 void                                            SetDrawSurfacesBuffer();
1832 void                                            BSPFilesCleanup();
1833
1834 void                                            SwapBlock( int *block, int size );
1835
1836 int                                                     GetLumpElements( bspHeader_t *header, int lump, int size );
1837 void                                            *GetLump( bspHeader_t *header, int lump );
1838 int                                                     CopyLump( bspHeader_t *header, int lump, void *dest, int size );
1839 int                                                     CopyLump_Allocate( bspHeader_t *header, int lump, void **dest, int size, int *allocationVariable );
1840 void                                            AddLump( FILE *file, bspHeader_t *header, int lumpNum, const void *data, int length );
1841
1842 void                                            LoadBSPFile( const char *filename );
1843 void                                            WriteBSPFile( const char *filename );
1844 void                                            PrintBSPFileSizes( void );
1845
1846 epair_t                                         *ParseEPair( void );
1847 void                                            ParseEntities( void );
1848 void                                            UnparseEntities( void );
1849 void                                            PrintEntity( const entity_t *ent );
1850 void                                            SetKeyValue( entity_t *ent, const char *key, const char *value );
1851 qboolean                                        KeyExists( const entity_t *ent, const char *key ); /* VorteX: check if key exists */
1852 const char                                      *ValueForKey( const entity_t *ent, const char *key );
1853 int                                                     IntForKey( const entity_t *ent, const char *key );
1854 vec_t                                           FloatForKey( const entity_t *ent, const char *key );
1855 void                                            GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec );
1856 entity_t                                        *FindTargetEntity( const char *target );
1857 void                                            GetEntityShadowFlags( const entity_t *ent, const entity_t *ent2, int *castShadows, int *recvShadows );
1858 void InjectCommandLine(char **argv, int beginArgs, int endArgs);
1859
1860
1861
1862 /* bspfile_ibsp.c */
1863 void                                            LoadIBSPFile( const char *filename );
1864 void                                            WriteIBSPFile( const char *filename );
1865
1866
1867 /* bspfile_rbsp.c */
1868 void                                            LoadRBSPFile( const char *filename );
1869 void                                            WriteRBSPFile( const char *filename );
1870
1871
1872
1873 /* -------------------------------------------------------------------------------
1874
1875 bsp/general global variables
1876
1877 ------------------------------------------------------------------------------- */
1878
1879 #ifdef MAIN_C
1880         #define Q_EXTERN
1881         #define Q_ASSIGN( a )   = a
1882 #else
1883         #define Q_EXTERN extern
1884         #define Q_ASSIGN( a )
1885 #endif
1886
1887 /* game support */
1888 Q_EXTERN game_t                         games[]
1889 #ifndef MAIN_C
1890                                                         ;
1891 #else
1892                                                         =
1893                                                         {
1894                                                                 #include "game_quake3.h"
1895                                                                 ,
1896                                                                 #include "game_quakelive.h"/* most be after game_quake3.h as they share defines! */
1897                                                                 ,
1898                                                                 #include "game_nexuiz.h"/* most be after game_quake3.h as they share defines! */
1899                                                                 ,
1900                                                                 #include "game_tremulous.h" /*LinuxManMikeC: must be after game_quake3.h, depends on #define's set in it */
1901                                                                 ,
1902                                                                 #include "game_tenebrae.h"
1903                                                                 ,
1904                                                                 #include "game_wolf.h"
1905                                                                 ,
1906                                                                 #include "game_wolfet.h"/* most be after game_wolf.h as they share defines! */
1907                                                                 ,
1908                                                                 #include "game_etut.h"
1909                                                                 ,
1910                                                                 #include "game_ef.h"
1911                                                                 ,
1912                                                                 #include "game_sof2.h"
1913                                                                 ,
1914                                                                 #include "game_jk2.h"   /* most be after game_sof2.h as they share defines! */
1915                                                                 ,
1916                                                                 #include "game_ja.h"    /* most be after game_jk2.h as they share defines! */
1917                                                                 ,
1918                                                                 #include "game_qfusion.h"       /* qfusion game */
1919                                                                 ,
1920                                                                 #include "game_darkplaces.h"    /* vortex: darkplaces q1 engine */
1921                                                                 ,
1922                                                                 #include "game_dq.h"    /* vortex: deluxe quake game ( darkplaces q1 engine) */
1923                                                                 ,
1924                                                                 #include "game_prophecy.h"      /* vortex: prophecy game ( darkplaces q1 engine) */
1925                                                                 ,
1926                                                                 { NULL }        /* null game */
1927                                                         };
1928 #endif
1929 Q_EXTERN game_t                         *game Q_ASSIGN( &games[ 0 ] );
1930
1931
1932 /* general */
1933 Q_EXTERN int                            numImages Q_ASSIGN( 0 );
1934 Q_EXTERN image_t                        images[ MAX_IMAGES ];
1935
1936 Q_EXTERN int                            numPicoModels Q_ASSIGN( 0 );
1937 Q_EXTERN picoModel_t            *picoModels[ MAX_MODELS ];
1938
1939 Q_EXTERN shaderInfo_t           *shaderInfo Q_ASSIGN( NULL );
1940 Q_EXTERN int                            numShaderInfo Q_ASSIGN( 0 );
1941 Q_EXTERN int                            numVertexRemaps Q_ASSIGN( 0 );
1942
1943 Q_EXTERN surfaceParm_t          custSurfaceParms[ MAX_CUST_SURFACEPARMS ];
1944 Q_EXTERN int                            numCustSurfaceParms Q_ASSIGN( 0 );
1945
1946 Q_EXTERN char                           mapName[ MAX_QPATH ];   /* ydnar: per-map custom shaders for larger lightmaps */
1947 Q_EXTERN char                           mapShaderFile[ 1024 ];
1948 Q_EXTERN qboolean                       warnImage Q_ASSIGN( qtrue );
1949
1950 /* ydnar: sinusoid samples */
1951 Q_EXTERN float                          jitters[ MAX_JITTERS ];
1952
1953
1954 /* commandline arguments */
1955 Q_EXTERN qboolean                       verbose;
1956 Q_EXTERN qboolean                       verboseEntities Q_ASSIGN( qfalse );
1957 Q_EXTERN qboolean                       force Q_ASSIGN( qfalse );
1958 Q_EXTERN qboolean                       infoMode Q_ASSIGN( qfalse );
1959 Q_EXTERN qboolean                       useCustomInfoParms Q_ASSIGN( qfalse );
1960 Q_EXTERN qboolean                       noprune Q_ASSIGN( qfalse );
1961 Q_EXTERN qboolean                       leaktest Q_ASSIGN( qfalse );
1962 Q_EXTERN qboolean                       nodetail Q_ASSIGN( qfalse );
1963 Q_EXTERN qboolean                       nosubdivide Q_ASSIGN( qfalse );
1964 Q_EXTERN qboolean                       notjunc Q_ASSIGN( qfalse );
1965 Q_EXTERN qboolean                       fulldetail Q_ASSIGN( qfalse );
1966 Q_EXTERN qboolean                       nowater Q_ASSIGN( qfalse );
1967 Q_EXTERN qboolean                       noCurveBrushes Q_ASSIGN( qfalse );
1968 Q_EXTERN qboolean                       fakemap Q_ASSIGN( qfalse );
1969 Q_EXTERN qboolean                       coplanar Q_ASSIGN( qfalse );
1970 Q_EXTERN qboolean                       nofog Q_ASSIGN( qfalse );
1971 Q_EXTERN qboolean                       noHint Q_ASSIGN( qfalse );                              /* ydnar */
1972 Q_EXTERN qboolean                       renameModelShaders Q_ASSIGN( qfalse );  /* ydnar */
1973 Q_EXTERN qboolean                       skyFixHack Q_ASSIGN( qfalse );                  /* ydnar */
1974 Q_EXTERN qboolean                       bspAlternateSplitWeights Q_ASSIGN( qfalse );                    /* 27 */
1975 Q_EXTERN qboolean                       deepBSP Q_ASSIGN( qfalse );                     /* div0 */
1976
1977 Q_EXTERN int                            patchSubdivisions Q_ASSIGN( 8 );                /* ydnar: -patchmeta subdivisions */
1978
1979 Q_EXTERN int                            maxLMSurfaceVerts Q_ASSIGN( 64 );               /* ydnar */
1980 Q_EXTERN int                            maxSurfaceVerts Q_ASSIGN( 999 );                /* ydnar */
1981 Q_EXTERN int                            maxSurfaceIndexes Q_ASSIGN( 6000 );             /* ydnar */
1982 Q_EXTERN float                          npDegrees Q_ASSIGN( 0.0f );                             /* ydnar: nonplanar degrees */
1983 Q_EXTERN int                            bevelSnap Q_ASSIGN( 0 );                                /* ydnar: bevel plane snap */
1984 Q_EXTERN int                            texRange Q_ASSIGN( 0 );
1985 Q_EXTERN qboolean                       flat Q_ASSIGN( qfalse );
1986 Q_EXTERN qboolean                       meta Q_ASSIGN( qfalse );
1987 Q_EXTERN qboolean                       patchMeta Q_ASSIGN( qfalse );
1988 Q_EXTERN qboolean                       emitFlares Q_ASSIGN( qfalse );
1989 Q_EXTERN qboolean                       debugSurfaces Q_ASSIGN( qfalse );
1990 Q_EXTERN qboolean                       debugInset Q_ASSIGN( qfalse );
1991 Q_EXTERN qboolean                       debugPortals Q_ASSIGN( qfalse );
1992 Q_EXTERN qboolean           lightmapTriangleCheck Q_ASSIGN(qfalse);
1993 Q_EXTERN qboolean           lightmapExtraVisClusterNudge Q_ASSIGN(qfalse);
1994 Q_EXTERN double                         normalEpsilon Q_ASSIGN( 0.00001 );
1995 Q_EXTERN double                         distanceEpsilon Q_ASSIGN( 0.01 );
1996
1997
1998 /* bsp */
1999 Q_EXTERN int                            numMapEntities Q_ASSIGN( 0 );
2000
2001 Q_EXTERN int                            blockSize[ 3 ]                                  /* should be the same as in radiant */
2002 #ifndef MAIN_C
2003                                                         ;
2004 #else
2005                                                         = { 1024, 1024, 1024 };
2006 #endif
2007
2008 Q_EXTERN char                           name[ 1024 ];
2009 Q_EXTERN char                           source[ 1024 ];
2010 Q_EXTERN char                           outbase[ 32 ];
2011
2012 Q_EXTERN int                            sampleSize;                                             /* lightmap sample size in units */
2013 Q_EXTERN int                            minSampleSize;                  /* minimum sample size to use at all */
2014 Q_EXTERN int                            sampleScale;                                    /* vortex: lightmap sample scale (ie quality)*/
2015
2016 Q_EXTERN int                            mapEntityNum Q_ASSIGN( 0 );
2017
2018 Q_EXTERN int                            entitySourceBrushes;
2019
2020 Q_EXTERN plane_t                        *mapplanes Q_ASSIGN(NULL);      /* mapplanes[ num ^ 1 ] will always be the mirror or mapplanes[ num ] */
2021 Q_EXTERN int                            nummapplanes Q_ASSIGN(0);               /* nummapplanes will always be even */
2022 Q_EXTERN int                            allocatedmapplanes Q_ASSIGN(0);
2023 Q_EXTERN int                            numMapPatches;
2024 Q_EXTERN vec3_t                         mapMins, mapMaxs;
2025
2026 Q_EXTERN int                            defaultFogNum Q_ASSIGN( -1 );   /* ydnar: cleaner fog handling */
2027 Q_EXTERN int                            numMapFogs Q_ASSIGN( 0 );
2028 Q_EXTERN fog_t                          mapFogs[ MAX_MAP_FOGS ];
2029
2030 Q_EXTERN entity_t                       *mapEnt;
2031 Q_EXTERN brush_t                        *buildBrush;
2032 Q_EXTERN int                            numActiveBrushes;
2033 Q_EXTERN int                            g_bBrushPrimit;
2034
2035 Q_EXTERN int                            numStrippedLights Q_ASSIGN( 0 );
2036
2037
2038 /* surface stuff */
2039 Q_EXTERN mapDrawSurface_t       *mapDrawSurfs Q_ASSIGN( NULL );
2040 Q_EXTERN int                            numMapDrawSurfs;
2041
2042 Q_EXTERN int                            numSurfacesByType[ NUM_SURFACE_TYPES ];
2043 Q_EXTERN int                            numClearedSurfaces;
2044 Q_EXTERN int                            numStripSurfaces;
2045 Q_EXTERN int                            numFanSurfaces;
2046 Q_EXTERN int                            numMergedSurfaces;
2047 Q_EXTERN int                            numMergedVerts;
2048
2049 Q_EXTERN int                            numRedundantIndexes;
2050
2051 Q_EXTERN int                            numSurfaceModels Q_ASSIGN( 0 );
2052
2053 Q_EXTERN byte                           debugColors[ 12 ][ 3 ]
2054 #ifndef MAIN_C
2055                                                         ;
2056 #else
2057                                                         =
2058                                                         {
2059                                                                 { 255, 0, 0 },
2060                                                                 { 192, 128, 128 },
2061                                                                 { 255, 255, 0 },
2062                                                                 { 192, 192, 128 },
2063                                                                 { 0, 255, 255 },
2064                                                                 { 128, 192, 192 },
2065                                                                 { 0, 0, 255 },
2066                                                                 { 128, 128, 192 },
2067                                                                 { 255, 0, 255 },
2068                                                                 { 192, 128, 192 },
2069                                                                 { 0, 255, 0 },
2070                                                                 { 128, 192, 128 }
2071                                                         };
2072 #endif
2073
2074 Q_EXTERN qboolean                       skyboxPresent Q_ASSIGN( qfalse );
2075 Q_EXTERN int                            skyboxArea Q_ASSIGN( -1 );
2076 Q_EXTERN m4x4_t                         skyboxTransform;
2077
2078
2079
2080 /* -------------------------------------------------------------------------------
2081
2082 vis global variables
2083
2084 ------------------------------------------------------------------------------- */
2085
2086 /* commandline arguments */
2087 Q_EXTERN qboolean                       fastvis;
2088 Q_EXTERN qboolean                       noPassageVis;
2089 Q_EXTERN qboolean                       passageVisOnly;
2090 Q_EXTERN qboolean                       mergevis;
2091 Q_EXTERN qboolean                       mergevisportals;
2092 Q_EXTERN qboolean                       nosort;
2093 Q_EXTERN qboolean                       saveprt;
2094 Q_EXTERN qboolean                       hint;   /* ydnar */
2095 Q_EXTERN char                           inbase[ MAX_QPATH ];
2096 Q_EXTERN char                           globalCelShader[ MAX_QPATH ];
2097
2098 Q_EXTERN float                          farPlaneDist;   /* rr2do2, rf, mre, ydnar all contributed to this one... */
2099
2100 Q_EXTERN int                            numportals;
2101 Q_EXTERN int                            portalclusters;
2102
2103 Q_EXTERN vportal_t                      *portals;
2104 Q_EXTERN leaf_t                         *leafs;
2105
2106 Q_EXTERN vportal_t                      *faces;
2107 Q_EXTERN leaf_t                         *faceleafs;
2108
2109 Q_EXTERN int                            numfaces;
2110
2111 Q_EXTERN int                            c_portaltest, c_portalpass, c_portalcheck;
2112 Q_EXTERN int                            c_portalskip, c_leafskip;
2113 Q_EXTERN int                            c_vistest, c_mighttest;
2114 Q_EXTERN int                            c_chains;
2115
2116 Q_EXTERN byte                           *vismap, *vismap_p, *vismap_end;
2117
2118 Q_EXTERN int                            testlevel;
2119
2120 Q_EXTERN byte                           *uncompressed;
2121
2122 Q_EXTERN int                            leafbytes, leaflongs;
2123 Q_EXTERN int                            portalbytes, portallongs;
2124
2125 Q_EXTERN vportal_t                      *sorted_portals[ MAX_MAP_PORTALS * 2 ];
2126
2127
2128
2129 /* -------------------------------------------------------------------------------
2130
2131 light global variables
2132
2133 ------------------------------------------------------------------------------- */
2134
2135 /* commandline arguments */
2136 Q_EXTERN qboolean                       wolfLight Q_ASSIGN( qfalse );
2137 Q_EXTERN qboolean                       loMem Q_ASSIGN( qfalse );
2138 Q_EXTERN qboolean                       noStyles Q_ASSIGN( qfalse );
2139 Q_EXTERN qboolean                       keepLights Q_ASSIGN( qfalse );
2140
2141 Q_EXTERN int                            sampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_SAMPLE_SIZE );
2142 Q_EXTERN int                            minSampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE );
2143 Q_EXTERN qboolean                       noVertexLighting Q_ASSIGN( qfalse );
2144 Q_EXTERN qboolean                       noGridLighting Q_ASSIGN( qfalse );
2145
2146 Q_EXTERN qboolean                       noTrace Q_ASSIGN( qfalse );
2147 Q_EXTERN qboolean                       noSurfaces Q_ASSIGN( qfalse );
2148 Q_EXTERN qboolean                       patchShadows Q_ASSIGN( qfalse );
2149 Q_EXTERN qboolean                       cpmaHack Q_ASSIGN( qfalse );
2150
2151 Q_EXTERN qboolean                       deluxemap Q_ASSIGN( qfalse );
2152 Q_EXTERN qboolean                       debugDeluxemap Q_ASSIGN( qfalse );
2153 Q_EXTERN int                            deluxemode Q_ASSIGN( 0 );       /* deluxemap format (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
2154
2155 Q_EXTERN qboolean                       fast Q_ASSIGN( qfalse );
2156 Q_EXTERN qboolean                       faster Q_ASSIGN( qfalse );
2157 Q_EXTERN qboolean                       fastgrid Q_ASSIGN( qfalse );
2158 Q_EXTERN qboolean                       fastbounce Q_ASSIGN( qfalse );
2159 Q_EXTERN qboolean                       cheap Q_ASSIGN( qfalse );
2160 Q_EXTERN qboolean                       cheapgrid Q_ASSIGN( qfalse );
2161 Q_EXTERN int                            bounce Q_ASSIGN( 0 );
2162 Q_EXTERN qboolean                       bounceOnly Q_ASSIGN( qfalse );
2163 Q_EXTERN qboolean                       bouncing Q_ASSIGN( qfalse );
2164 Q_EXTERN qboolean                       bouncegrid Q_ASSIGN( qfalse );
2165 Q_EXTERN qboolean                       normalmap Q_ASSIGN( qfalse );
2166 Q_EXTERN qboolean                       trisoup Q_ASSIGN( qfalse );
2167 Q_EXTERN qboolean                       shade Q_ASSIGN( qfalse );
2168 Q_EXTERN float                          shadeAngleDegrees Q_ASSIGN( 0.0f );
2169 Q_EXTERN int                            superSample Q_ASSIGN( 0 );
2170 Q_EXTERN int                            lightSamples Q_ASSIGN( 1 );
2171 Q_EXTERN qboolean                       filter Q_ASSIGN( qfalse );
2172 Q_EXTERN qboolean                       dark Q_ASSIGN( qfalse );
2173 Q_EXTERN qboolean                       sunOnly Q_ASSIGN( qfalse );
2174 Q_EXTERN int                            approximateTolerance Q_ASSIGN( 0 );
2175 Q_EXTERN qboolean                       noCollapse Q_ASSIGN( qfalse );
2176 Q_EXTERN qboolean                       exportLightmaps Q_ASSIGN( qfalse );
2177 Q_EXTERN qboolean                       externalLightmaps Q_ASSIGN( qfalse );
2178 Q_EXTERN int                            lmCustomSize Q_ASSIGN( LIGHTMAP_WIDTH );
2179 Q_EXTERN char *                         lmCustomDir Q_ASSIGN( NULL );
2180
2181 Q_EXTERN qboolean                       dirty Q_ASSIGN( qfalse );
2182 Q_EXTERN qboolean                       dirtDebug Q_ASSIGN( qfalse );
2183 Q_EXTERN int                            dirtMode Q_ASSIGN( 0 );
2184 Q_EXTERN float                          dirtDepth Q_ASSIGN( 128.0f );
2185 Q_EXTERN float                          dirtScale Q_ASSIGN( 1.0f );
2186 Q_EXTERN float                          dirtGain Q_ASSIGN( 1.0f );
2187
2188 /* 27: floodlighting */
2189 Q_EXTERN qboolean                                       debugnormals Q_ASSIGN( qfalse );
2190 Q_EXTERN qboolean                                       floodlighty Q_ASSIGN( qfalse );
2191 Q_EXTERN qboolean                                       floodlight_lowquality Q_ASSIGN( qfalse );
2192 Q_EXTERN vec3_t                                         floodlightRGB;
2193 Q_EXTERN float                                          floodlightIntensity Q_ASSIGN( 512.0f );
2194 Q_EXTERN float                                          floodlightDistance Q_ASSIGN( 1024.0f );
2195
2196 Q_EXTERN qboolean                       dump Q_ASSIGN( qfalse );
2197 Q_EXTERN qboolean                       debug Q_ASSIGN( qfalse );
2198 Q_EXTERN qboolean                       debugUnused Q_ASSIGN( qfalse );
2199 Q_EXTERN qboolean                       debugAxis Q_ASSIGN( qfalse );
2200 Q_EXTERN qboolean                       debugCluster Q_ASSIGN( qfalse );
2201 Q_EXTERN qboolean                       debugOrigin Q_ASSIGN( qfalse );
2202 Q_EXTERN qboolean                       lightmapBorder Q_ASSIGN( qfalse );
2203
2204 /* longest distance across the map */
2205 Q_EXTERN float                          maxMapDistance Q_ASSIGN( 0 );
2206
2207 /* for run time tweaking of light sources */
2208 Q_EXTERN float                          pointScale Q_ASSIGN( 7500.0f );
2209 Q_EXTERN float                          areaScale Q_ASSIGN( 0.25f );
2210 Q_EXTERN float                          skyScale Q_ASSIGN( 1.0f );
2211 Q_EXTERN float                          bounceScale Q_ASSIGN( 0.25f );
2212
2213 /* vortex: gridscale and gridambientscale */
2214 Q_EXTERN float                          gridScale Q_ASSIGN( 1.0f );
2215 Q_EXTERN float                          gridAmbientScale Q_ASSIGN( 1.0f );
2216
2217 /* ydnar: lightmap gamma/compensation */
2218 Q_EXTERN float                          lightmapGamma Q_ASSIGN( 1.0f );
2219 Q_EXTERN float                          lightmapExposure Q_ASSIGN( 1.0f );
2220 Q_EXTERN float                          lightmapCompensate Q_ASSIGN( 1.0f );
2221
2222 /* ydnar: for runtime tweaking of falloff tolerance */
2223 Q_EXTERN float                          falloffTolerance Q_ASSIGN( 1.0f );
2224 Q_EXTERN qboolean                       exactPointToPolygon Q_ASSIGN( qtrue );
2225 Q_EXTERN float                          formFactorValueScale Q_ASSIGN( 3.0f );
2226 Q_EXTERN float                          linearScale Q_ASSIGN( 1.0f / 8000.0f );
2227
2228 // for .ase conversion
2229 Q_EXTERN qboolean                       shadersAsBitmap Q_ASSIGN( qfalse );
2230
2231 Q_EXTERN light_t                        *lights;
2232 Q_EXTERN int                            numPointLights;
2233 Q_EXTERN int                            numSpotLights;
2234 Q_EXTERN int                            numSunLights;
2235 Q_EXTERN int                            numAreaLights;
2236
2237 /* ydnar: for luxel placement */
2238 Q_EXTERN int                            numSurfaceClusters, maxSurfaceClusters;
2239 Q_EXTERN int                            *surfaceClusters;
2240
2241 /* ydnar: for radiosity */
2242 Q_EXTERN int                            numDiffuseLights;
2243 Q_EXTERN int                            numBrushDiffuseLights;
2244 Q_EXTERN int                            numTriangleDiffuseLights;
2245 Q_EXTERN int                            numPatchDiffuseLights;
2246
2247 /* ydnar: general purpose extra copy of drawvert list */
2248 Q_EXTERN bspDrawVert_t          *yDrawVerts;
2249
2250 /* ydnar: for tracing statistics */
2251 Q_EXTERN int                            minSurfacesTested;
2252 Q_EXTERN int                            maxSurfacesTested;
2253 Q_EXTERN int                            totalSurfacesTested;
2254 Q_EXTERN int                            totalTraces;
2255
2256 Q_EXTERN FILE                           *dumpFile;
2257
2258 Q_EXTERN int                            c_visible, c_occluded;
2259 Q_EXTERN int                            c_subsampled;   /* ydnar */
2260
2261 Q_EXTERN int                            defaultLightSubdivide Q_ASSIGN( 999 );
2262
2263 Q_EXTERN vec3_t                         ambientColor;
2264 Q_EXTERN vec3_t                         minLight, minVertexLight, minGridLight;
2265
2266 Q_EXTERN int                            *entitySurface;
2267 Q_EXTERN vec3_t                         *surfaceOrigin;
2268
2269 Q_EXTERN vec3_t                         sunDirection;
2270 Q_EXTERN vec3_t                         sunLight;
2271
2272 /* tracing */
2273 Q_EXTERN int                            c_totalTrace;
2274 Q_EXTERN int                            c_cullTrace, c_testTrace;
2275 Q_EXTERN int                            c_testFacets;
2276
2277 /* ydnar: light optimization */
2278 Q_EXTERN float                          subdivideThreshold Q_ASSIGN( DEFAULT_SUBDIVIDE_THRESHOLD );
2279
2280 Q_EXTERN int                            numOpaqueBrushes, maxOpaqueBrush;
2281 Q_EXTERN byte                           *opaqueBrushes;
2282
2283 Q_EXTERN int                            numLights;
2284 Q_EXTERN int                            numCulledLights;
2285
2286 Q_EXTERN int                            gridBoundsCulled;
2287 Q_EXTERN int                            gridEnvelopeCulled;
2288
2289 Q_EXTERN int                            lightsBoundsCulled;
2290 Q_EXTERN int                            lightsEnvelopeCulled;
2291 Q_EXTERN int                            lightsPlaneCulled;
2292 Q_EXTERN int                            lightsClusterCulled;
2293
2294 /* ydnar: radiosity */
2295 Q_EXTERN float                          diffuseSubdivide Q_ASSIGN( 256.0f );
2296 Q_EXTERN float                          minDiffuseSubdivide Q_ASSIGN( 64.0f );
2297 Q_EXTERN int                            numDiffuseSurfaces Q_ASSIGN( 0 );
2298
2299 /* ydnar: list of surface information necessary for lightmap calculation */
2300 Q_EXTERN surfaceInfo_t          *surfaceInfos Q_ASSIGN( NULL );
2301
2302 /* ydnar: sorted list of surfaces */
2303 Q_EXTERN int                            *sortSurfaces Q_ASSIGN( NULL );
2304
2305 /* clumps of surfaces that share a raw lightmap */
2306 Q_EXTERN int                            numLightSurfaces Q_ASSIGN( 0 );
2307 Q_EXTERN int                            *lightSurfaces Q_ASSIGN( NULL );
2308
2309 /* raw lightmaps */
2310 Q_EXTERN int                            numRawSuperLuxels Q_ASSIGN( 0 );
2311 Q_EXTERN int                            numRawLightmaps Q_ASSIGN( 0 );
2312 Q_EXTERN rawLightmap_t          *rawLightmaps Q_ASSIGN( NULL );
2313 Q_EXTERN int                            *sortLightmaps Q_ASSIGN( NULL );
2314
2315 /* vertex luxels */
2316 Q_EXTERN float                          *vertexLuxels[ MAX_LIGHTMAPS ];
2317 Q_EXTERN float                          *radVertexLuxels[ MAX_LIGHTMAPS ];
2318
2319 /* bsp lightmaps */
2320 Q_EXTERN int                            numLightmapShaders Q_ASSIGN( 0 );
2321 Q_EXTERN int                            numSolidLightmaps Q_ASSIGN( 0 );
2322 Q_EXTERN int                            numOutLightmaps Q_ASSIGN( 0 );
2323 Q_EXTERN int                            numBSPLightmaps Q_ASSIGN( 0 );
2324 Q_EXTERN int                            numExtLightmaps Q_ASSIGN( 0 );
2325 Q_EXTERN outLightmap_t          *outLightmaps Q_ASSIGN( NULL );
2326
2327 /* vortex: per surface floodlight statictics */
2328 Q_EXTERN int                            numSurfacesFloodlighten Q_ASSIGN( 0 );
2329
2330 /* grid points */
2331 Q_EXTERN int                            numRawGridPoints Q_ASSIGN( 0 );
2332 Q_EXTERN rawGridPoint_t         *rawGridPoints Q_ASSIGN( NULL );
2333
2334 Q_EXTERN int                            numSurfsVertexLit Q_ASSIGN( 0 );
2335 Q_EXTERN int                            numSurfsVertexForced Q_ASSIGN( 0 );
2336 Q_EXTERN int                            numSurfsVertexApproximated Q_ASSIGN( 0 );
2337 Q_EXTERN int                            numSurfsLightmapped Q_ASSIGN( 0 );
2338 Q_EXTERN int                            numPlanarsLightmapped Q_ASSIGN( 0 );
2339 Q_EXTERN int                            numNonPlanarsLightmapped Q_ASSIGN( 0 );
2340 Q_EXTERN int                            numPatchesLightmapped Q_ASSIGN( 0 );
2341 Q_EXTERN int                            numPlanarPatchesLightmapped Q_ASSIGN( 0 );
2342
2343 Q_EXTERN int                            numLuxels Q_ASSIGN( 0 );
2344 Q_EXTERN int                            numLuxelsMapped Q_ASSIGN( 0 );
2345 Q_EXTERN int                            numLuxelsOccluded Q_ASSIGN( 0 );
2346 Q_EXTERN int                            numLuxelsIlluminated Q_ASSIGN( 0 );
2347 Q_EXTERN int                            numVertsIlluminated Q_ASSIGN( 0 );
2348
2349 /* lightgrid */
2350 Q_EXTERN vec3_t                         gridMins;
2351 Q_EXTERN int                            gridBounds[ 3 ];
2352 Q_EXTERN vec3_t                         gridSize
2353 #ifndef MAIN_C
2354                                                         ;
2355 #else
2356                                                         = { 64, 64, 128 };
2357 #endif
2358
2359
2360
2361 /* -------------------------------------------------------------------------------
2362
2363 abstracted bsp globals
2364
2365 ------------------------------------------------------------------------------- */
2366
2367 Q_EXTERN int                            numEntities Q_ASSIGN( 0 );
2368 Q_EXTERN int                            numBSPEntities Q_ASSIGN( 0 );
2369 Q_EXTERN entity_t                       entities[ MAX_MAP_ENTITIES ];
2370
2371 Q_EXTERN int                            numBSPModels Q_ASSIGN( 0 );
2372 Q_EXTERN int                            allocatedBSPModels Q_ASSIGN( 0 );
2373 Q_EXTERN bspModel_t*            bspModels Q_ASSIGN(NULL);
2374
2375 Q_EXTERN int                            numBSPShaders Q_ASSIGN( 0 );
2376 Q_EXTERN int                            allocatedBSPShaders Q_ASSIGN( 0 );
2377 Q_EXTERN bspShader_t*           bspShaders Q_ASSIGN(0);
2378
2379 Q_EXTERN int                            bspEntDataSize Q_ASSIGN( 0 );
2380 Q_EXTERN char                           bspEntData[ MAX_MAP_ENTSTRING ];
2381
2382 Q_EXTERN int                            numBSPLeafs Q_ASSIGN( 0 );
2383 Q_EXTERN bspLeaf_t                      bspLeafs[ MAX_MAP_LEAFS ];
2384
2385 Q_EXTERN int                            numBSPPlanes Q_ASSIGN( 0 );
2386 Q_EXTERN int                            allocatedBSPPlanes Q_ASSIGN(0);
2387 Q_EXTERN bspPlane_t                     *bspPlanes;
2388
2389 Q_EXTERN int                            numBSPNodes Q_ASSIGN( 0 );
2390 Q_EXTERN int                            allocatedBSPNodes Q_ASSIGN( 0 );
2391 Q_EXTERN bspNode_t*                     bspNodes Q_ASSIGN(NULL);
2392
2393 Q_EXTERN int                            numBSPLeafSurfaces Q_ASSIGN( 0 );
2394 Q_EXTERN int                            allocatedBSPLeafSurfaces Q_ASSIGN( 0 );
2395 Q_EXTERN int*                           bspLeafSurfaces Q_ASSIGN(NULL);
2396
2397 Q_EXTERN int                            numBSPLeafBrushes Q_ASSIGN( 0 );
2398 Q_EXTERN int                            allocatedBSPLeafBrushes Q_ASSIGN( 0 );
2399 Q_EXTERN int*                           bspLeafBrushes Q_ASSIGN(NULL);
2400
2401 Q_EXTERN int                            numBSPBrushes Q_ASSIGN( 0 );
2402 Q_EXTERN int                            allocatedBSPBrushes Q_ASSIGN( 0 );
2403 Q_EXTERN bspBrush_t*            bspBrushes Q_ASSIGN(NULL);
2404
2405 Q_EXTERN int                            numBSPBrushSides Q_ASSIGN( 0 );
2406 Q_EXTERN int                            allocatedBSPBrushSides Q_ASSIGN( 0 );
2407 Q_EXTERN bspBrushSide_t*        bspBrushSides Q_ASSIGN(NULL);
2408
2409 Q_EXTERN int                            numBSPLightBytes Q_ASSIGN( 0 );
2410 Q_EXTERN byte                           *bspLightBytes Q_ASSIGN( NULL );
2411
2412 //%     Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2413 //%     Q_EXTERN byte                           *bspGridPoints Q_ASSIGN( NULL );
2414
2415 Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2416 Q_EXTERN bspGridPoint_t         *bspGridPoints Q_ASSIGN( NULL );
2417
2418 Q_EXTERN int                            numBSPVisBytes Q_ASSIGN( 0 );
2419 Q_EXTERN byte                           bspVisBytes[ MAX_MAP_VISIBILITY ];
2420
2421 Q_EXTERN int                            numBSPDrawVerts Q_ASSIGN( 0 );
2422 Q_EXTERN bspDrawVert_t          *bspDrawVerts Q_ASSIGN( NULL );
2423
2424 Q_EXTERN int                            numBSPDrawIndexes Q_ASSIGN( 0 );
2425 Q_EXTERN int                            bspDrawIndexes[ MAX_MAP_DRAW_INDEXES ];
2426
2427 Q_EXTERN int                            numBSPDrawSurfaces Q_ASSIGN( 0 );
2428 Q_EXTERN bspDrawSurface_t       *bspDrawSurfaces Q_ASSIGN( NULL );
2429
2430 Q_EXTERN int                            numBSPFogs Q_ASSIGN( 0 );
2431 Q_EXTERN bspFog_t                       bspFogs[ MAX_MAP_FOGS ];
2432
2433 Q_EXTERN int                            numBSPAds Q_ASSIGN( 0 );
2434 Q_EXTERN bspAdvertisement_t     bspAds[ MAX_MAP_ADVERTISEMENTS ];
2435
2436 #define AUTOEXPAND_BY_REALLOC(ptr, reqitem, allocated, def) \
2437         do \
2438         { \
2439                 if(reqitem >= allocated) \
2440                 { \
2441                         if(allocated == 0) \
2442                                 allocated = def; \
2443                         while(reqitem >= allocated && allocated) \
2444                                 allocated *= 2; \
2445                         if(!allocated || allocated > 2147483647 / sizeof(*ptr)) \
2446                         { \
2447                                 Error(#ptr " over 2 GB"); \
2448                         } \
2449                         ptr = realloc(ptr, sizeof(*ptr) * allocated); \
2450                         if(!ptr) \
2451                                 Error(#ptr " out of memory"); \
2452                 } \
2453         } \
2454         while(0)
2455
2456 #define AUTOEXPAND_BY_REALLOC_BSP(suffix, def) AUTOEXPAND_BY_REALLOC(bsp##suffix, numBSP##suffix, allocatedBSP##suffix, def)
2457
2458 /* end marker */
2459 #endif