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                 1024
 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                             0x20000 /* same as MAX_MAP_PORTALS */
 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                        lightAngleHL;                                   /* jal: use half-lambert curve for light angle attenuation */
 566         qboolean                        noStyles;                                               /* use lightstyles hack or not */
 567         qboolean                        keepLights;                                             /* keep light entities on bsp */
 568         int                                     patchSubdivisions;                              /* default patch subdivisions tolerance */
 569         qboolean                        patchShadows;                                   /* patch casting enabled */
 570         qboolean                        deluxeMap;                                              /* compile deluxemaps */
 571         int                                     deluxeMode;                                             /* deluxemap mode (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
 572         int                 miniMapSize;                    /* minimap size */
 573         float               miniMapSharpen;                 /* minimap sharpening coefficient */
 574         float               miniMapBorder;                  /* minimap border amount */
 575         qboolean            miniMapKeepAspect;              /* minimap keep aspect ratio by letterboxing */
 576         miniMapMode_t       miniMapMode;                    /* minimap mode */
 577         char                *miniMapNameFormat;             /* minimap name format */
 578         char                            *bspIdent;                                              /* 4-letter bsp file prefix */
 579         int                                     bspVersion;                                             /* bsp version to use */
 580         qboolean                        lumpSwap;                                               /* cod-style len/ofs order */
 581         bspFunc                         load, write;                                    /* load/write function pointers */
 582         surfaceParm_t           surfaceParms[ 128 ];                    /* surfaceparm array */
 583 }
 584 game_t;
 585
 586
 587 typedef struct image_s
 588 {
 589         char                            *name, *filename;
 590         int                                     refCount;
 591         int                                     width, height;
 592         byte                            *pixels;
 593 }
 594 image_t;
 595
 596
 597 typedef struct sun_s
 598 {
 599         struct sun_s            *next;
 600         vec3_t                          direction, color;
 601         float                           photons, deviance, filterRadius;
 602         int                                     numSamples, style;
 603 }
 604 sun_t;
 605
 606
 607 typedef struct surfaceModel_s
 608 {
 609         struct surfaceModel_s   *next;
 610         char                            model[ MAX_QPATH ];
 611         float                           density, odds;
 612         float                           minScale, maxScale;
 613         float                           minAngle, maxAngle;
 614         qboolean                        oriented;
 615 }
 616 surfaceModel_t;
 617
 618
 619 /* ydnar/sd: foliage stuff for wolf et (engine-supported optimization of the above) */
 620 typedef struct foliage_s
 621 {
 622         struct foliage_s        *next;
 623         char                            model[ MAX_QPATH ];
 624         float                           scale, density, odds;
 625         qboolean                        inverseAlpha;
 626 }
 627 foliage_t;
 628
 629 typedef struct foliageInstance_s
 630 {
 631         vec3_t                          xyz, normal;
 632 }
 633 foliageInstance_t;
 634
 635
 636 typedef struct remap_s
 637 {
 638         struct remap_s          *next;
 639         char                            from[ 1024 ];
 640         char                            to[ MAX_QPATH ];
 641 }
 642 remap_t;
 643
 644
 645 /* wingdi.h hack, it's the same: 0 */
 646 #undef CM_NONE
 647
 648 typedef enum
 649 {
 650         CM_NONE,
 651         CM_VOLUME,
 652         CM_COLOR_SET,
 653         CM_ALPHA_SET,
 654         CM_COLOR_SCALE,
 655         CM_ALPHA_SCALE,
 656         CM_COLOR_DOT_PRODUCT,
 657         CM_ALPHA_DOT_PRODUCT,
 658         CM_COLOR_DOT_PRODUCT_SCALE,
 659         CM_ALPHA_DOT_PRODUCT_SCALE,
 660         CM_COLOR_DOT_PRODUCT_2,
 661         CM_ALPHA_DOT_PRODUCT_2,
 662         CM_COLOR_DOT_PRODUCT_2_SCALE,
 663         CM_ALPHA_DOT_PRODUCT_2_SCALE
 664 }
 665 colorModType_t;
 666
 667
 668 typedef struct colorMod_s
 669 {
 670         struct colorMod_s       *next;
 671         colorModType_t          type;
 672         vec_t                           data[ 16 ];
 673 }
 674 colorMod_t;
 675
 676
 677 typedef enum
 678 {
 679         IM_NONE,
 680         IM_OPAQUE,
 681         IM_MASKED,
 682         IM_BLEND
 683 }
 684 implicitMap_t;
 685
 686
 687 typedef struct shaderInfo_s
 688 {
 689         char                            shader[ MAX_QPATH ];
 690         int                                     surfaceFlags;
 691         int                                     contentFlags;
 692         int                                     compileFlags;
 693         float                           value;                                                  /* light value */
 694
 695         char                            *flareShader;                                   /* for light flares */
 696         char                            *damageShader;                                  /* ydnar: sof2 damage shader name */
 697         char                            *backShader;                                    /* for surfaces that generate different front and back passes */
 698         char                            *cloneShader;                                   /* ydnar: for cloning of a surface */
 699         char                            *remapShader;                                   /* ydnar: remap a shader in final stage */
 700         char                            *deprecateShader;                               /* vortex: shader is deprecated and replaced by this on use */
 701
 702         surfaceModel_t          *surfaceModel;                                  /* ydnar: for distribution of models */
 703         foliage_t                       *foliage;                                               /* ydnar/splash damage: wolf et foliage */
 704
 705         float                           subdivisions;                                   /* from a "tesssize xxx" */
 706         float                           backsplashFraction;                             /* floating point value, usually 0.05 */
 707         float                           backsplashDistance;                             /* default 16 */
 708         float                           lightSubdivide;                                 /* default 999 */
 709         float                           lightFilterRadius;                              /* ydnar: lightmap filtering/blurring radius for lights created by this shader (default: 0) */
 710
 711         int                                     lightmapSampleSize;                             /* lightmap sample size */
 712         float                           lightmapSampleOffset;                   /* ydnar: lightmap sample offset (default: 1.0) */
 713
 714         float                           bounceScale;                                    /* ydnar: radiosity re-emission [0,1.0+] */
 715         float                           offset;                                                 /* ydnar: offset in units */
 716         float                           shadeAngleDegrees;                              /* ydnar: breaking angle for smooth shading (degrees) */
 717
 718         vec3_t                          mins, maxs;                                             /* ydnar: for particle studio vertexDeform move support */
 719
 720         qb_t                            legacyTerrain;                                  /* ydnar: enable legacy terrain crutches */
 721         qb_t                            indexed;                                                /* ydnar: attempt to use indexmap (terrain alphamap style) */
 722         qb_t                            forceMeta;                                              /* ydnar: force metasurface path */
 723         qb_t                            noClip;                                                 /* ydnar: don't clip into bsp, preserve original face winding */
 724         qb_t                            noFast;                                                 /* ydnar: supress fast lighting for surfaces with this shader */
 725         qb_t                            invert;                                                 /* ydnar: reverse facing */
 726         qb_t                            nonplanar;                                              /* ydnar: for nonplanar meta surface merging */
 727         qb_t                            tcGen;                                                  /* ydnar: has explicit texcoord generation */
 728         vec3_t                          vecs[ 2 ];                                              /* ydnar: explicit texture vectors for [0,1] texture space */
 729         tcMod_t                         mod;                                                    /* ydnar: q3map_tcMod matrix for djbob :) */
 730         vec3_t                          lightmapAxis;                                   /* ydnar: explicit lightmap axis projection */
 731         colorMod_t                      *colorMod;                                              /* ydnar: q3map_rgb/color/alpha/Set/Mod support */
 732
 733         int                                     furNumLayers;                                   /* ydnar: number of fur layers */
 734         float                           furOffset;                                              /* ydnar: offset of each layer */
 735         float                           furFade;                                                /* ydnar: alpha fade amount per layer */
 736
 737         qb_t                            splotchFix;                                             /* ydnar: filter splotches on lightmaps */
 738
 739         qb_t                            hasPasses;                                              /* false if the shader doesn't define any rendering passes */
 740         qb_t                            globalTexture;                                  /* don't normalize texture repeats */
 741         qb_t                            twoSided;                                               /* cull none */
 742         qb_t                            autosprite;                                             /* autosprite shaders will become point lights instead of area lights */
 743         qb_t                            polygonOffset;                                  /* ydnar: don't face cull this or against this */
 744         qb_t                            patchShadows;                                   /* have patches casting shadows when using -light for this surface */
 745         qb_t                            vertexShadows;                                  /* shadows will be casted at this surface even when vertex lit */
 746         qb_t                            forceSunlight;                                  /* force sun light at this surface even tho we might not calculate shadows in vertex lighting */
 747         qb_t                            notjunc;                                                /* don't use this surface for tjunction fixing */
 748         qb_t                            fogParms;                                               /* ydnar: has fogparms */
 749         qb_t                            noFog;                                                  /* ydnar: supress fogging */
 750         qb_t                            clipModel;                                              /* ydnar: solid model hack */
 751         qb_t                            noVertexLight;                                  /* ydnar: leave vertex color alone */
 752
 753         byte                            styleMarker;                                    /* ydnar: light styles hack */
 754
 755         float                           vertexScale;                                    /* vertex light scale */
 756
 757         char                            skyParmsImageBase[ MAX_QPATH ]; /* ydnar: for skies */
 758
 759         char                            editorImagePath[ MAX_QPATH ];   /* use this image to generate texture coordinates */
 760         char                            lightImagePath[ MAX_QPATH ];    /* use this image to generate color / averageColor */
 761         char                            normalImagePath[ MAX_QPATH ];   /* ydnar: normalmap image for bumpmapping */
 762
 763         implicitMap_t           implicitMap;                                    /* ydnar: enemy territory implicit shaders */
 764         char                            implicitImagePath[ MAX_QPATH ];
 765
 766         image_t                         *shaderImage;
 767         image_t                         *lightImage;
 768         image_t                         *normalImage;
 769
 770         float                           skyLightValue;                                  /* ydnar */
 771         int                                     skyLightIterations;                             /* ydnar */
 772         sun_t                           *sun;                                                   /* ydnar */
 773
 774         vec3_t                          color;                                                  /* normalized color */
 775         vec3_t                          averageColor;
 776         byte                            lightStyle;
 777
 778         /* vortex: per-surface floodlight */
 779         float                           floodlightDirectionScale;
 780         vec3_t                          floodlightRGB;
 781         float                           floodlightIntensity;
 782         float                           floodlightDistance;
 783
 784         qb_t                            lmMergable;                                             /* ydnar */
 785         int                                     lmCustomWidth, lmCustomHeight;  /* ydnar */
 786         float                           lmBrightness;                                   /* ydnar */
 787         float                           lmFilterRadius;                                 /* ydnar: lightmap filtering/blurring radius for this shader (default: 0) */
 788
 789         int                                     shaderWidth, shaderHeight;              /* ydnar */
 790         float                           stFlat[ 2 ];
 791
 792         vec3_t                          fogDir;                                                 /* ydnar */
 793
 794         char                            *shaderText;                                    /* ydnar */
 795         qb_t                            custom;
 796         qb_t                            finished;
 797 }
 798 shaderInfo_t;
 799
 800
 801
 802 /* -------------------------------------------------------------------------------
 803
 804 bsp structures
 805
 806 ------------------------------------------------------------------------------- */
 807
 808 typedef struct face_s
 809 {
 810         struct face_s           *next;
 811         int                                     planenum;
 812         int                                     priority;
 813         //qboolean                      checked;
 814         int                                     compileFlags;
 815         winding_t                       *w;
 816 }
 817 face_t;
 818
 819
 820 typedef struct plane_s
 821 {
 822         vec3_t                          normal;
 823         vec_t                           dist;
 824         int                                     type;
 825         int                 counter;
 826         int                                     hash_chain;
 827 }
 828 plane_t;
 829
 830
 831 typedef struct side_s
 832 {
 833         int                                     planenum;
 834
 835         int                                     outputNum;                      /* set when the side is written to the file list */
 836
 837         float                           texMat[ 2 ][ 3 ];       /* brush primitive texture matrix */
 838         float                           vecs[ 2 ][ 4 ];         /* old-style texture coordinate mapping */
 839
 840         winding_t                       *winding;
 841         winding_t                       *visibleHull;           /* convex hull of all visible fragments */
 842
 843         shaderInfo_t            *shaderInfo;
 844
 845         int                                     contentFlags;           /* from shaderInfo */
 846         int                                     surfaceFlags;           /* from shaderInfo */
 847         int                                     compileFlags;           /* from shaderInfo */
 848         int                                     value;                          /* from shaderInfo */
 849
 850         qboolean                        visible;                        /* choose visble planes first */
 851         qboolean                        bevel;                          /* don't ever use for bsp splitting, and don't bother making windings for it */
 852         qboolean                        culled;                         /* ydnar: face culling */
 853 }
 854 side_t;
 855
 856
 857 typedef struct sideRef_s
 858 {
 859         struct sideRef_s        *next;
 860         side_t                          *side;
 861 }
 862 sideRef_t;
 863
 864
 865 /* ydnar: generic index mapping for entities (natural extension of terrain texturing) */
 866 typedef struct indexMap_s
 867 {
 868         int                                     w, h, numLayers;
 869         char                            name[ MAX_QPATH ], shader[ MAX_QPATH ];
 870         float                           offsets[ 256 ];
 871         byte                            *pixels;
 872 }
 873 indexMap_t;
 874
 875
 876 typedef struct brush_s
 877 {
 878         struct brush_s          *next;
 879         struct brush_s          *nextColorModBrush;     /* ydnar: colorMod volume brushes go here */
 880         struct brush_s          *original;                      /* chopped up brushes will reference the originals */
 881
 882         int                                     entityNum, brushNum;/* editor numbering */
 883         int                                     outputNum;                      /* set when the brush is written to the file list */
 884
 885         /* ydnar: for shadowcasting entities */
 886         int                                     castShadows;
 887         int                                     recvShadows;
 888
 889         shaderInfo_t            *contentShader;
 890         shaderInfo_t            *celShader;                     /* :) */
 891
 892         /* ydnar: gs mods */
 893         int                                     lightmapSampleSize; /* jal : entity based _lightmapsamplesize */
 894         float                           lightmapScale;
 895         float                           shadeAngleDegrees; /* jal : entity based _shadeangle */
 896         vec3_t                          eMins, eMaxs;
 897         indexMap_t                      *im;
 898
 899         int                                     contentFlags;
 900         int                                     compileFlags;           /* ydnar */
 901         qboolean                        detail;
 902         qboolean                        opaque;
 903
 904         int                                     portalareas[ 2 ];
 905
 906         vec3_t                          mins, maxs;
 907         int                                     numsides;
 908
 909         side_t                          sides[ 6 ];                     /* variably sized */
 910 }
 911 brush_t;
 912
 913
 914 typedef struct fog_s
 915 {
 916         shaderInfo_t            *si;
 917         brush_t                         *brush;
 918         int                                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
 919 }
 920 fog_t;
 921
 922
 923 typedef struct
 924 {
 925         int                                     width, height;
 926         bspDrawVert_t           *verts;
 927 }
 928 mesh_t;
 929
 930
 931 typedef struct parseMesh_s
 932 {
 933         struct parseMesh_s      *next;
 934
 935         int                                     entityNum, brushNum;    /* ydnar: editor numbering */
 936
 937         /* ydnar: for shadowcasting entities */
 938         int                                     castShadows;
 939         int                                     recvShadows;
 940
 941         mesh_t                          mesh;
 942         shaderInfo_t            *shaderInfo;
 943         shaderInfo_t            *celShader;                             /* :) */
 944
 945         /* ydnar: gs mods */
 946         int                                     lightmapSampleSize;             /* jal : entity based _lightmapsamplesize */
 947         float                           lightmapScale;
 948         vec3_t                          eMins, eMaxs;
 949         indexMap_t                      *im;
 950
 951         /* grouping */
 952         qboolean                        grouped;
 953         float                           longestCurve;
 954         int                                     maxIterations;
 955 }
 956 parseMesh_t;
 957
 958
 959 /*
 960         ydnar: the drawsurf struct was extended to allow for:
 961         - non-convex planar surfaces
 962         - non-planar brushface surfaces
 963         - lightmapped terrain
 964         - planar patches
 965 */
 966
 967 typedef enum
 968 {
 969         /* ydnar: these match up exactly with bspSurfaceType_t */
 970         SURFACE_BAD,
 971         SURFACE_FACE,
 972         SURFACE_PATCH,
 973         SURFACE_TRIANGLES,
 974         SURFACE_FLARE,
 975         SURFACE_FOLIAGE,        /* wolf et */
 976
 977         /* ydnar: compiler-relevant surface types */
 978         SURFACE_FORCED_META,
 979         SURFACE_META,
 980         SURFACE_FOGHULL,
 981         SURFACE_DECAL,
 982         SURFACE_SHADER,
 983
 984         NUM_SURFACE_TYPES
 985 }
 986 surfaceType_t;
 987
 988 char                    *surfaceTypes[ NUM_SURFACE_TYPES ]
 989 #ifndef MAIN_C
 990                                 ;
 991 #else
 992                                 =
 993                                 {
 994                                         "SURFACE_BAD",
 995                                         "SURFACE_FACE",
 996                                         "SURFACE_PATCH",
 997                                         "SURFACE_TRIANGLES",
 998                                         "SURFACE_FLARE",
 999                                         "SURFACE_FOLIAGE",
1000                                         "SURFACE_FORCED_META",
1001                                         "SURFACE_META",
1002                                         "SURFACE_FOGHULL",
1003                                         "SURFACE_DECAL",
1004                                         "SURFACE_SHADER"
1005                                 };
1006 #endif
1007
1008
1009 /* ydnar: this struct needs an overhaul (again, heh) */
1010 typedef struct mapDrawSurface_s
1011 {
1012         surfaceType_t           type;
1013         qboolean                        planar;
1014         int                                     outputNum;                      /* ydnar: to match this sort of thing up */
1015
1016         qboolean                        fur;                            /* ydnar: this is kind of a hack, but hey... */
1017         qboolean                        skybox;                         /* ydnar: yet another fun hack */
1018         qboolean                        backSide;                       /* ydnar: q3map_backShader support */
1019
1020         struct mapDrawSurface_s *parent;                /* ydnar: for cloned (skybox) surfaces to share lighting data */
1021         struct mapDrawSurface_s *clone;                 /* ydnar: for cloned surfaces */
1022         struct mapDrawSurface_s *cel;                   /* ydnar: for cloned cel surfaces */
1023
1024         shaderInfo_t            *shaderInfo;
1025         shaderInfo_t            *celShader;
1026         brush_t                         *mapBrush;
1027         parseMesh_t                     *mapMesh;
1028         sideRef_t                       *sideRef;
1029
1030         int                                     fogNum;
1031
1032         int                                     numVerts;                       /* vertexes and triangles */
1033         bspDrawVert_t           *verts;
1034         int                                     numIndexes;
1035         int                                     *indexes;
1036
1037         int                                     planeNum;
1038         vec3_t                          lightmapOrigin;         /* also used for flares */
1039         vec3_t                          lightmapVecs[ 3 ];      /* also used for flares */
1040         int                                     lightStyle;                     /* used for flares */
1041
1042         /* ydnar: per-surface (per-entity, actually) lightmap sample size scaling */
1043         float                           lightmapScale;
1044
1045         /* jal: per-surface (per-entity, actually) shadeangle */
1046         float                           shadeAngleDegrees;
1047
1048         /* ydnar: surface classification */
1049         vec3_t                          mins, maxs;
1050         vec3_t                          lightmapAxis;
1051         int                                     sampleSize;
1052
1053         /* ydnar: shadow group support */
1054         int                                     castShadows, recvShadows;
1055
1056         /* ydnar: texture coordinate range monitoring for hardware with limited texcoord precision (in texel space) */
1057         float                           bias[ 2 ];
1058         int                                     texMins[ 2 ], texMaxs[ 2 ], texRange[ 2 ];
1059
1060         /* ydnar: for patches */
1061         float                           longestCurve;
1062         int                                     maxIterations;
1063         int                                     patchWidth, patchHeight;
1064         vec3_t                          bounds[ 2 ];
1065
1066         /* ydnar/sd: for foliage */
1067         int                                     numFoliageInstances;
1068
1069         /* ydnar: editor/useful numbering */
1070         int                                     entityNum;
1071         int                                     surfaceNum;
1072 }
1073 mapDrawSurface_t;
1074
1075
1076 typedef struct drawSurfRef_s
1077 {
1078         struct drawSurfRef_s    *nextRef;
1079         int                                     outputNum;
1080 }
1081 drawSurfRef_t;
1082
1083
1084 /* ydnar: metasurfaces are constructed from lists of metatriangles so they can be merged in the best way */
1085 typedef struct metaTriangle_s
1086 {
1087         shaderInfo_t            *si;
1088         side_t                          *side;
1089         int                                     entityNum, surfaceNum, planeNum, fogNum, sampleSize, castShadows, recvShadows;
1090         float                           shadeAngleDegrees;
1091         vec4_t                          plane;
1092         vec3_t                          lightmapAxis;
1093         int                                     indexes[ 3 ];
1094 }
1095 metaTriangle_t;
1096
1097
1098 typedef struct epair_s
1099 {
1100         struct epair_s          *next;
1101         char                            *key, *value;
1102 }
1103 epair_t;
1104
1105
1106 typedef struct
1107 {
1108         vec3_t                          origin;
1109         brush_t                         *brushes, *lastBrush, *colorModBrushes;
1110         parseMesh_t                     *patches;
1111         int                                     mapEntityNum, firstDrawSurf;
1112         int                                     firstBrush, numBrushes;         /* only valid during BSP compile */
1113         epair_t                         *epairs;
1114         vec3_t                          originbrush_origin;
1115 }
1116 entity_t;
1117
1118
1119 typedef struct node_s
1120 {
1121         /* both leafs and nodes */
1122         int                                     planenum;               /* -1 = leaf node */
1123         struct node_s           *parent;
1124         vec3_t                          mins, maxs;             /* valid after portalization */
1125         brush_t                         *volume;                /* one for each leaf/node */
1126
1127         /* nodes only */
1128         side_t                          *side;                  /* the side that created the node */
1129         struct node_s           *children[ 2 ];
1130         int                                     compileFlags;   /* ydnar: hint, antiportal */
1131         int                                     tinyportals;
1132         vec3_t                          referencepoint;
1133
1134         /* leafs only */
1135         qboolean                        opaque;                 /* view can never be inside */
1136         qboolean                        areaportal;
1137         qboolean                        skybox;                 /* ydnar: a skybox leaf */
1138         qboolean                        sky;                    /* ydnar: a sky leaf */
1139         int                                     cluster;                /* for portalfile writing */
1140         int                                     area;                   /* for areaportals */
1141         brush_t                         *brushlist;             /* fragments of all brushes in this leaf */
1142         drawSurfRef_t           *drawSurfReferences;
1143
1144         int                                     occupied;               /* 1 or greater can reach entity */
1145         entity_t                        *occupant;              /* for leak file testing */
1146
1147         struct portal_s         *portals;               /* also on nodes during construction */
1148
1149         qboolean            has_structural_children;
1150 }
1151 node_t;
1152
1153
1154 typedef struct portal_s
1155 {
1156         plane_t                         plane;
1157         node_t                          *onnode;                /* NULL = outside box */
1158         node_t                          *nodes[ 2 ];    /* [ 0 ] = front side of plane */
1159         struct portal_s         *next[ 2 ];
1160         winding_t                       *winding;
1161
1162         qboolean                        sidefound;              /* false if ->side hasn't been checked */
1163         int                                     compileFlags;   /* from original face that caused the split */
1164         side_t                          *side;                  /* NULL = non-visible */
1165 }
1166 portal_t;
1167
1168
1169 typedef struct
1170 {
1171         node_t                          *headnode;
1172         node_t                          outside_node;
1173         vec3_t                          mins, maxs;
1174 }
1175 tree_t;
1176
1177
1178
1179 /* -------------------------------------------------------------------------------
1180
1181 vis structures
1182
1183 ------------------------------------------------------------------------------- */
1184
1185 typedef struct
1186 {
1187         vec3_t                          normal;
1188         float                           dist;
1189 }
1190 visPlane_t;
1191
1192
1193 typedef struct
1194 {
1195         int                                     numpoints;
1196         vec3_t                          points[ MAX_POINTS_ON_FIXED_WINDING     ];              /* variable sized */
1197 }
1198 fixedWinding_t;
1199
1200
1201 typedef struct passage_s
1202 {
1203         struct passage_s        *next;
1204         byte                            cansee[ 1 ];    /* all portals that can be seen through this passage */
1205 } passage_t;
1206
1207
1208 typedef enum
1209 {
1210         stat_none,
1211         stat_working,
1212         stat_done
1213 }
1214 vstatus_t;
1215
1216
1217 typedef struct
1218 {
1219         int                                     num;
1220         qboolean                        hint;                   /* true if this portal was created from a hint splitter */
1221         qboolean                        removed;
1222         visPlane_t                      plane;                  /* normal pointing into neighbor */
1223         int                                     leaf;                   /* neighbor */
1224
1225         vec3_t                          origin;                 /* for fast clip testing */
1226         float                           radius;
1227
1228         fixedWinding_t          *winding;
1229         vstatus_t                       status;
1230         byte                            *portalfront;   /* [portals], preliminary */
1231         byte                            *portalflood;   /* [portals], intermediate */
1232         byte                            *portalvis;             /* [portals], final */
1233
1234         int                                     nummightsee;    /* bit count on portalflood for sort */
1235         passage_t                       *passages;              /* there are just as many passages as there */
1236                                                                                 /* are portals in the leaf this portal leads */
1237 }
1238 vportal_t;
1239
1240
1241 typedef struct leaf_s
1242 {
1243         int                                     numportals;
1244         int                                     merged;
1245         vportal_t                       *portals[MAX_PORTALS_ON_LEAF];
1246 }
1247 leaf_t;
1248
1249
1250 typedef struct pstack_s
1251 {
1252         byte                            mightsee[ MAX_PORTALS / 8 ];
1253         struct pstack_s         *next;
1254         leaf_t                          *leaf;
1255         vportal_t                       *portal;                /* portal exiting */
1256         fixedWinding_t          *source;
1257         fixedWinding_t          *pass;
1258
1259         fixedWinding_t          windings[ 3 ];  /* source, pass, temp in any order */
1260         int                                     freewindings[ 3 ];
1261
1262         visPlane_t                      portalplane;
1263         int depth;
1264 #ifdef SEPERATORCACHE
1265         visPlane_t                      seperators[ 2 ][ MAX_SEPERATORS ];
1266         int                                     numseperators[ 2 ];
1267 #endif
1268 }
1269 pstack_t;
1270
1271
1272 typedef struct
1273 {
1274         vportal_t                       *base;
1275         int                                     c_chains;
1276         pstack_t                        pstack_head;
1277 }
1278 threaddata_t;
1279
1280
1281
1282 /* -------------------------------------------------------------------------------
1283
1284 light structures
1285
1286 ------------------------------------------------------------------------------- */
1287
1288 /* ydnar: new light struct with flags */
1289 typedef struct light_s
1290 {
1291         struct light_s          *next;
1292
1293         int                                     type;
1294         int                                     flags;                  /* ydnar: condensed all the booleans into one flags int */
1295         shaderInfo_t            *si;
1296
1297         vec3_t                          origin;
1298         vec3_t                          normal;                 /* for surfaces, spotlights, and suns */
1299         float                           dist;                   /* plane location along normal */
1300
1301         float                           photons;
1302         int                                     style;
1303         vec3_t                          color;
1304         float                           radiusByDist;   /* for spotlights */
1305         float                           fade;                   /* ydnar: from wolf, for linear lights */
1306         float                           angleScale;             /* ydnar: stolen from vlight for K */
1307         float                           extraDist;              /* "extra dimension" distance of the light, to kill hot spots */
1308
1309         float                           add;                    /* ydnar: used for area lights */
1310         float                           envelope;               /* ydnar: units until falloff < tolerance */
1311         float                           envelope2;              /* ydnar: envelope squared (tiny optimization) */
1312         vec3_t                          mins, maxs;             /* ydnar: pvs envelope */
1313         int                                     cluster;                /* ydnar: cluster light falls into */
1314
1315         winding_t                       *w;
1316         vec3_t                          emitColor;              /* full out-of-gamut value */
1317
1318         float                           falloffTolerance;       /* ydnar: minimum attenuation threshold */
1319         float                           filterRadius;   /* ydnar: lightmap filter radius in world units, 0 == default */
1320 }
1321 light_t;
1322
1323
1324 typedef struct
1325 {
1326         /* constant input */
1327         qboolean                        testOcclusion, forceSunlight, testAll;
1328         int                                     recvShadows;
1329
1330         int                                     numSurfaces;
1331         int                                     *surfaces;
1332
1333         int                                     numLights;
1334         light_t                         **lights;
1335
1336         qboolean                        twoSided;
1337
1338         /* per-sample input */
1339         int                                     cluster;
1340         vec3_t                          origin, normal;
1341         vec_t                           inhibitRadius;  /* sphere in which occluding geometry is ignored */
1342
1343         /* per-light input */
1344         light_t                         *light;
1345         vec3_t                          end;
1346
1347         /* calculated input */
1348         vec3_t                          displacement, direction;
1349         vec_t                           distance;
1350
1351         /* input and output */
1352         vec3_t                          color;                  /* starts out at full color, may be reduced if transparent surfaces are crossed */
1353         vec3_t                          colorNoShadow;  /* result color with no shadow casting */
1354         vec3_t                          directionContribution; /* result contribution to the deluxe map */
1355
1356         /* output */
1357         vec3_t                          hit;
1358         int                                     compileFlags;   /* for determining surface compile flags traced through */
1359         qboolean                        passSolid;
1360         qboolean                        opaque;
1361
1362         /* working data */
1363         int                                     numTestNodes;
1364         int                                     testNodes[ MAX_TRACE_TEST_NODES ];
1365 }
1366 trace_t;
1367
1368
1369
1370 /* must be identical to bspDrawVert_t except for float color! */
1371 typedef struct
1372 {
1373         vec3_t                          xyz;
1374         float                           st[ 2 ];
1375         float                           lightmap[ MAX_LIGHTMAPS ][ 2 ];
1376         vec3_t                          normal;
1377         float                           color[ MAX_LIGHTMAPS ][ 4 ];
1378 }
1379 radVert_t;
1380
1381
1382 typedef struct
1383 {
1384         int                                     numVerts;
1385         radVert_t                       verts[ MAX_POINTS_ON_WINDING ];
1386 }
1387 radWinding_t;
1388
1389
1390 /* crutch for poor local allocations in win32 smp */
1391 typedef struct
1392 {
1393         vec_t                           dists[ MAX_POINTS_ON_WINDING + 4 ];
1394         int                                     sides[ MAX_POINTS_ON_WINDING + 4 ];
1395 }
1396 clipWork_t;
1397
1398
1399 /* ydnar: new lightmap handling code */
1400 typedef struct outLightmap_s
1401 {
1402         int                                     lightmapNum, extLightmapNum;
1403         int                                     customWidth, customHeight;
1404         int                                     numLightmaps;
1405         int                                     freeLuxels;
1406         int                                     numShaders;
1407         shaderInfo_t            *shaders[ MAX_LIGHTMAP_SHADERS ];
1408         byte                            *lightBits;
1409         byte                            *bspLightBytes;
1410         byte                            *bspDirBytes;
1411 }
1412 outLightmap_t;
1413
1414
1415 typedef struct rawLightmap_s
1416 {
1417         qboolean                                finished, splotchFix, wrap[ 2 ];
1418         int                                             customWidth, customHeight;
1419         float                                   brightness;
1420         float                                   filterRadius;
1421
1422         int                                             firstLightSurface, numLightSurfaces;    /* index into lightSurfaces */
1423         int                                             numLightClusters, *lightClusters;
1424
1425         int                                             sampleSize, actualSampleSize, axisNum;
1426
1427         /* vortex: per-surface floodlight */
1428         float                                   floodlightDirectionScale;
1429         vec3_t                                  floodlightRGB;
1430         float                                   floodlightIntensity;
1431         float                                   floodlightDistance;
1432
1433         int                                             entityNum;
1434         int                                             recvShadows;
1435         vec3_t                                  mins, maxs, axis, origin, *vecs;
1436         float                                   *plane;
1437         int                                             w, h, sw, sh, used;
1438
1439         qboolean                                solid[ MAX_LIGHTMAPS ];
1440         vec3_t                                  solidColor[ MAX_LIGHTMAPS ];
1441
1442         int                                             numStyledTwins;
1443         struct rawLightmap_s    *twins[ MAX_LIGHTMAPS ];
1444
1445         int                                             outLightmapNums[ MAX_LIGHTMAPS ];
1446         int                                             twinNums[ MAX_LIGHTMAPS ];
1447         int                                             lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ];
1448         byte                                    styles[ MAX_LIGHTMAPS ];
1449         float                                   *bspLuxels[ MAX_LIGHTMAPS ];
1450         float                                   *radLuxels[ MAX_LIGHTMAPS ];
1451         float                                   *superLuxels[ MAX_LIGHTMAPS ];
1452         float                                   *superOrigins;
1453         float                                   *superNormals;
1454         int                                             *superClusters;
1455
1456         float                                   *superDeluxels; /* average light direction */
1457         float                                   *bspDeluxels;
1458         float                                   *superFloodLight;
1459 }
1460 rawLightmap_t;
1461
1462
1463 typedef struct rawGridPoint_s
1464 {
1465         vec3_t                          ambient[ MAX_LIGHTMAPS ];
1466         vec3_t                          directed[ MAX_LIGHTMAPS ];
1467         vec3_t                          dir;
1468         byte                            styles[ MAX_LIGHTMAPS ];
1469 }
1470 rawGridPoint_t;
1471
1472
1473 typedef struct surfaceInfo_s
1474 {
1475         int                                     modelindex;
1476         shaderInfo_t            *si;
1477         rawLightmap_t           *lm;
1478         int                                     parentSurfaceNum, childSurfaceNum;
1479         int                                     entityNum, castShadows, recvShadows, sampleSize, patchIterations;
1480         float                           longestCurve;
1481         float                           *plane;
1482         vec3_t                          axis, mins, maxs;
1483         qboolean                        hasLightmap, approximated;
1484         int                                     firstSurfaceCluster, numSurfaceClusters;
1485 }
1486 surfaceInfo_t;
1487
1488 /* -------------------------------------------------------------------------------
1489
1490 prototypes
1491
1492 ------------------------------------------------------------------------------- */
1493
1494 /* main.c */
1495 vec_t                                           Random( void );
1496 int                                                     BSPInfo( int count, char **fileNames );
1497 int                                                     ScaleBSPMain( int argc, char **argv );
1498 int                                                     ConvertMain( int argc, char **argv );
1499
1500
1501 /* path_init.c */
1502 game_t                                          *GetGame( char *arg );
1503 void                                            InitPaths( int *argc, char **argv );
1504
1505
1506 /* bsp.c */
1507 int                                                     BSPMain( int argc, char **argv );
1508
1509
1510 /* convert_map.c */
1511 int                                                     ConvertBSPToMap( char *bspName );
1512
1513
1514 /* convert_ase.c */
1515 int                                                     ConvertBSPToASE( char *bspName );
1516
1517
1518 /* brush.c */
1519 sideRef_t                                       *AllocSideRef( side_t *side, sideRef_t *next );
1520 int                                                     CountBrushList( brush_t *brushes );
1521 brush_t                                         *AllocBrush( int numsides );
1522 void                                            FreeBrush( brush_t *brushes );
1523 void                                            FreeBrushList( brush_t *brushes );
1524 brush_t                                         *CopyBrush( brush_t *brush );
1525 qboolean                                        BoundBrush( brush_t *brush );
1526 qboolean                                        CreateBrushWindings( brush_t *brush );
1527 brush_t                                         *BrushFromBounds( vec3_t mins, vec3_t maxs );
1528 vec_t                                           BrushVolume( brush_t *brush );
1529 void                                            WriteBSPBrushMap( char *name, brush_t *list );
1530
1531 void                                            FilterDetailBrushesIntoTree( entity_t *e, tree_t *tree );
1532 void                                            FilterStructuralBrushesIntoTree( entity_t *e, tree_t *tree );
1533
1534 int                                                     BoxOnPlaneSide( vec3_t mins, vec3_t maxs, plane_t *plane );
1535 qboolean                                        WindingIsTiny( winding_t *w );
1536
1537 void                                            SplitBrush( brush_t *brush, int planenum, brush_t **front, brush_t **back);
1538
1539 tree_t                                          *AllocTree( void );
1540 node_t                                          *AllocNode( void );
1541
1542
1543 /* mesh.c */
1544 void                                            LerpDrawVert( bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *out );
1545 void                                            LerpDrawVertAmount( bspDrawVert_t *a, bspDrawVert_t *b, float amount, bspDrawVert_t *out );
1546 void                                            FreeMesh( mesh_t *m );
1547 mesh_t                                          *CopyMesh( mesh_t *mesh );
1548 void                                            PrintMesh( mesh_t *m );
1549 mesh_t                                          *TransposeMesh( mesh_t *in );
1550 void                                            InvertMesh( mesh_t *m );
1551 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1552 int                                                     IterationsForCurve( float len, int subdivisions );
1553 mesh_t                                          *SubdivideMesh2( mesh_t in, int iterations );
1554 mesh_t                                          *SubdivideMeshQuads( mesh_t *in, float minLength, int maxsize, int *widthtable, int *heighttable );
1555 mesh_t                                          *RemoveLinearMeshColumnsRows( mesh_t *in );
1556 void                                            MakeMeshNormals( mesh_t in );
1557 void                                            PutMeshOnCurve( mesh_t in );
1558
1559 void                                            MakeNormalVectors( vec3_t forward, vec3_t right, vec3_t up );
1560
1561
1562 /* map.c */
1563 void                                            LoadMapFile( char *filename, qboolean onlyLights );
1564 int                                                     FindFloatPlane( vec3_t normal, vec_t dist, int numPoints, vec3_t *points );
1565 int                                                     PlaneTypeForNormal( vec3_t normal );
1566 void                                            AddBrushBevels( void );
1567 brush_t                                         *FinishBrush( void );
1568
1569
1570 /* portals.c */
1571 void                                            MakeHeadnodePortals( tree_t *tree );
1572 void                                            MakeNodePortal( node_t *node );
1573 void                                            SplitNodePortals( node_t *node );
1574
1575 qboolean                                        PortalPassable( portal_t *p );
1576
1577 qboolean                                        FloodEntities( tree_t *tree );
1578 void                                            FillOutside( node_t *headnode);
1579 void                                            FloodAreas( tree_t *tree);
1580 face_t                                          *VisibleFaces( entity_t *e, tree_t *tree );
1581 void                                            FreePortal( portal_t *p );
1582
1583 void                                            MakeTreePortals( tree_t *tree );
1584
1585
1586 /* leakfile.c */
1587 xmlNodePtr                                      LeakFile( tree_t *tree );
1588
1589
1590 /* prtfile.c */
1591 void                                            NumberClusters( tree_t *tree );
1592 void                                            WritePortalFile( tree_t *tree );
1593
1594
1595 /* writebsp.c */
1596 void                                            SetModelNumbers( void );
1597 void                                            SetLightStyles( void );
1598
1599 int                                                     EmitShader( const char *shader, int *contentFlags, int *surfaceFlags );
1600
1601 void                                            BeginBSPFile( void );
1602 void                                            EndBSPFile( void );
1603 void                                            EmitBrushes( brush_t *brushes, int *firstBrush, int *numBrushes );
1604 void                                            EmitFogs( void );
1605
1606 void                                            BeginModel( void );
1607 void                                            EndModel( entity_t *e, node_t *headnode );
1608
1609
1610 /* tree.c */
1611 void                                            FreeTree( tree_t *tree );
1612 void                                            FreeTree_r( node_t *node );
1613 void                                            PrintTree_r( node_t *node, int depth );
1614 void                                            FreeTreePortals_r( node_t *node );
1615
1616
1617 /* patch.c */
1618 void                                            ParsePatch( qboolean onlyLights );
1619 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1620 void                                            PatchMapDrawSurfs( entity_t *e );
1621 void                                            TriangulatePatchSurface( entity_t *e , mapDrawSurface_t *ds );
1622
1623
1624 /* tjunction.c */
1625 void                                            FixTJunctions( entity_t *e );
1626
1627
1628 /* fog.c */
1629 winding_t                                       *WindingFromDrawSurf( mapDrawSurface_t *ds );
1630 void                                            FogDrawSurfaces( entity_t *e );
1631 int                                                     FogForPoint( vec3_t point, float epsilon );
1632 int                                                     FogForBounds( vec3_t mins, vec3_t maxs, float epsilon );
1633 void                                            CreateMapFogs( void );
1634
1635
1636 /* facebsp.c */
1637 face_t                                          *MakeStructuralBSPFaceList( brush_t *list );
1638 face_t                                          *MakeVisibleBSPFaceList( brush_t *list );
1639 tree_t                                          *FaceBSP( face_t *list );
1640
1641
1642 /* model.c */
1643 void                                            PicoPrintFunc( int level, const char *str );
1644 void                                            PicoLoadFileFunc( char *name, byte **buffer, int *bufSize );
1645 picoModel_t                                     *FindModel( char *name, int frame );
1646 picoModel_t                                     *LoadModel( char *name, int frame );
1647 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, int lightmapSampleSize, float shadeAngle );
1648 void                                            AddTriangleModels( entity_t *e );
1649
1650
1651 /* surface.c */
1652 mapDrawSurface_t                        *AllocDrawSurface( surfaceType_t type );
1653 void                                            FinishSurface( mapDrawSurface_t *ds );
1654 void                                            StripFaceSurface( mapDrawSurface_t *ds );
1655 qboolean                                        CalcSurfaceTextureRange( mapDrawSurface_t *ds );
1656 qboolean                                        CalcLightmapAxis( vec3_t normal, vec3_t axis );
1657 void                                            ClassifySurfaces( int numSurfs, mapDrawSurface_t *ds );
1658 void                                            ClassifyEntitySurfaces( entity_t *e );
1659 void                                            TidyEntitySurfaces( entity_t *e );
1660 mapDrawSurface_t                        *CloneSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1661 mapDrawSurface_t                        *MakeCelSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1662 qboolean                                        IsTriangleDegenerate( bspDrawVert_t *points, int a, int b, int c );
1663 void                                            ClearSurface( mapDrawSurface_t *ds );
1664 void                                            AddEntitySurfaceModels( entity_t *e );
1665 mapDrawSurface_t                        *DrawSurfaceForSide( entity_t *e, brush_t *b, side_t *s, winding_t *w );
1666 mapDrawSurface_t                        *DrawSurfaceForMesh( entity_t *e, parseMesh_t *p, mesh_t *mesh );
1667 mapDrawSurface_t                        *DrawSurfaceForFlare( int entNum, vec3_t origin, vec3_t normal, vec3_t color, char *flareShader, int lightStyle );
1668 mapDrawSurface_t                        *DrawSurfaceForShader( char *shader );
1669 void                                            ClipSidesIntoTree( entity_t *e, tree_t *tree );
1670 void                                            MakeDebugPortalSurfs( tree_t *tree );
1671 void                                            MakeFogHullSurfs( entity_t *e, tree_t *tree, char *shader );
1672 void                                            SubdivideFaceSurfaces( entity_t *e, tree_t *tree );
1673 void                                            AddEntitySurfaceModels( entity_t *e );
1674 int                                                     AddSurfaceModels( mapDrawSurface_t *ds );
1675 void                                            FilterDrawsurfsIntoTree( entity_t *e, tree_t *tree );
1676 void                                            EmitPatchSurface( entity_t *e, mapDrawSurface_t *ds );
1677 void                                            EmitTriangleSurface( mapDrawSurface_t *ds );
1678
1679
1680 /* surface_fur.c */
1681 void                                            Fur( mapDrawSurface_t *src );
1682
1683
1684 /* surface_foliage.c */
1685 void                                            Foliage( mapDrawSurface_t *src );
1686
1687
1688 /* ydnar: surface_meta.c */
1689 void                                            ClearMetaTriangles( void );
1690 int                                                     FindMetaTriangle( metaTriangle_t *src, bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *c, int planeNum );
1691 void                                            MakeEntityMetaTriangles( entity_t *e );
1692 void                                            FixMetaTJunctions( void );
1693 void                                            SmoothMetaTriangles( void );
1694 void                                            MergeMetaTriangles( void );
1695 void                                            EmitMetaStats(); // vortex: print meta statistics even in no-verbose mode
1696
1697
1698 /* surface_extra.c */
1699 void                                            SetDefaultSampleSize( int sampleSize );
1700
1701 void                                            SetSurfaceExtra( mapDrawSurface_t *ds, int num );
1702
1703 shaderInfo_t                            *GetSurfaceExtraShaderInfo( int num );
1704 int                                                     GetSurfaceExtraParentSurfaceNum( int num );
1705 int                                                     GetSurfaceExtraEntityNum( int num );
1706 int                                                     GetSurfaceExtraCastShadows( int num );
1707 int                                                     GetSurfaceExtraRecvShadows( int num );
1708 int                                                     GetSurfaceExtraSampleSize( int num );
1709 int                                                     GetSurfaceExtraMinSampleSize( int num );
1710 float                                           GetSurfaceExtraLongestCurve( int num );
1711 void                                            GetSurfaceExtraLightmapAxis( int num, vec3_t lightmapAxis );
1712
1713 void                                            WriteSurfaceExtraFile( const char *path );
1714 void                                            LoadSurfaceExtraFile( const char *path );
1715
1716
1717 /* decals.c */
1718 void                                            ProcessDecals( void );
1719 void                                            MakeEntityDecals( entity_t *e );
1720
1721
1722 /* brush_primit.c */
1723 void                                            ComputeAxisBase( vec3_t normal, vec3_t texX, vec3_t texY);
1724
1725
1726 /* vis.c */
1727 fixedWinding_t                          *NewFixedWinding( int points );
1728 int                                                     VisMain( int argc, char **argv );
1729
1730 /* visflow.c */
1731 int                                                     CountBits( byte *bits, int numbits );
1732 void                                            PassageFlow( int portalnum );
1733 void                                            CreatePassages( int portalnum );
1734 void                                            PassageMemory( void );
1735 void                                            BasePortalVis( int portalnum );
1736 void                                            BetterPortalVis( int portalnum );
1737 void                                            PortalFlow( int portalnum );
1738 void                                            PassagePortalFlow( int portalnum );
1739
1740
1741
1742 /* light.c  */
1743 float                                           PointToPolygonFormFactor( const vec3_t point, const vec3_t normal, const winding_t *w );
1744 int                                                     LightContributionToSample( trace_t *trace );
1745 void                                            LightingAtSample( trace_t *trace, byte styles[ MAX_LIGHTMAPS ], vec3_t colors[ MAX_LIGHTMAPS ] );
1746 int                                                     LightContributionToPoint( trace_t *trace );
1747 int                                                     LightMain( int argc, char **argv );
1748
1749
1750 /* light_trace.c */
1751 void                                            SetupTraceNodes( void );
1752 void                                            TraceLine( trace_t *trace );
1753 float                                           SetupTrace( trace_t *trace );
1754
1755
1756 /* light_bounce.c */
1757 qboolean                                        RadSampleImage( byte *pixels, int width, int height, float st[ 2 ], float color[ 4 ] );
1758 void                                            RadLightForTriangles( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1759 void                                            RadLightForPatch( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1760 void                                            RadCreateDiffuseLights( void );
1761 void                                            RadFreeLights();
1762
1763
1764 /* light_ydnar.c */
1765 void                                            ColorToBytes( const float *color, byte *colorBytes, float scale );
1766 void                                            SmoothNormals( void );
1767
1768 void                                            MapRawLightmap( int num );
1769
1770 void                                            SetupDirt();
1771 float                                           DirtForSample( trace_t *trace );
1772 void                                            DirtyRawLightmap( int num );
1773
1774 void                                            SetupFloodLight();
1775 void                                            FloodlightRawLightmaps();
1776 void                                            FloodlightIlluminateLightmap( rawLightmap_t *lm );
1777 float                                           FloodLightForSample( trace_t *trace , float floodLightDistance, qboolean floodLightLowQuality);
1778 void                                            FloodLightRawLightmap( int num );
1779
1780 void                                            IlluminateRawLightmap( int num );
1781 void                                            IlluminateVertexes( int num );
1782
1783 void                                            SetupBrushes( void );
1784 void                                            SetupClusters( void );
1785 qboolean                                        ClusterVisible( int a, int b );
1786 qboolean                                        ClusterVisibleToPoint( vec3_t point, int cluster );
1787 int                                                     ClusterForPoint( vec3_t point );
1788 int                                                     ClusterForPointExt( vec3_t point, float epsilon );
1789 int                                                     ClusterForPointExtFilter( vec3_t point, float epsilon, int numClusters, int *clusters );
1790 int                                                     ShaderForPointInLeaf( vec3_t point, int leafNum, float epsilon, int wantContentFlags, int wantSurfaceFlags, int *contentFlags, int *surfaceFlags );
1791 void                                            SetupEnvelopes( qboolean forGrid, qboolean fastFlag );
1792 void                                            FreeTraceLights( trace_t *trace );
1793 void                                            CreateTraceLightsForBounds( vec3_t mins, vec3_t maxs, vec3_t normal, int numClusters, int *clusters, int flags, trace_t *trace );
1794 void                                            CreateTraceLightsForSurface( int num, trace_t *trace );
1795
1796
1797 /* lightmaps_ydnar.c */
1798 void                                            ExportLightmaps( void );
1799
1800 int                                                     ExportLightmapsMain( int argc, char **argv );
1801 int                                                     ImportLightmapsMain( int argc, char **argv );
1802
1803 void                                            SetupSurfaceLightmaps( void );
1804 void                                            StitchSurfaceLightmaps( void );
1805 void                                            StoreSurfaceLightmaps( void );
1806
1807
1808 /* image.c */
1809 void                                            ImageFree( image_t *image );
1810 image_t                                         *ImageFind( const char *filename );
1811 image_t                                         *ImageLoad( const char *filename );
1812
1813
1814 /* shaders.c */
1815 void                                            ColorMod( colorMod_t *am, int numVerts, bspDrawVert_t *drawVerts );
1816
1817 void                                            TCMod( tcMod_t mod, float st[ 2 ] );
1818 void                                            TCModIdentity( tcMod_t mod );
1819 void                                            TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out );
1820 void                                            TCModTranslate( tcMod_t mod, float s, float t );
1821 void                                            TCModScale( tcMod_t mod, float s, float t );
1822 void                                            TCModRotate( tcMod_t mod, float euler );
1823
1824 qboolean                                        ApplySurfaceParm( char *name, int *contentFlags, int *surfaceFlags, int *compileFlags );
1825
1826 void                                            BeginMapShaderFile( const char *mapFile );
1827 void                                            WriteMapShaderFile( void );
1828 shaderInfo_t                            *CustomShader( shaderInfo_t *si, char *find, char *replace );
1829 void                                            EmitVertexRemapShader( char *from, char *to );
1830
1831 void                                            LoadShaderInfo( void );
1832 shaderInfo_t                            *ShaderInfoForShader( const char *shader );
1833
1834
1835 /* bspfile_abstract.c */
1836 void                                            SetGridPoints( int n );
1837 void                                            SetDrawVerts( int n );
1838 void                                            IncDrawVerts();
1839 void                                            SetDrawSurfaces(int n);
1840 void                                            SetDrawSurfacesBuffer();
1841 void                                            BSPFilesCleanup();
1842
1843 void                                            SwapBlock( int *block, int size );
1844
1845 int                                                     GetLumpElements( bspHeader_t *header, int lump, int size );
1846 void                                            *GetLump( bspHeader_t *header, int lump );
1847 int                                                     CopyLump( bspHeader_t *header, int lump, void *dest, int size );
1848 int                                                     CopyLump_Allocate( bspHeader_t *header, int lump, void **dest, int size, int *allocationVariable );
1849 void                                            AddLump( FILE *file, bspHeader_t *header, int lumpNum, const void *data, int length );
1850
1851 void                                            LoadBSPFile( const char *filename );
1852 void                                            WriteBSPFile( const char *filename );
1853 void                                            PrintBSPFileSizes( void );
1854
1855 epair_t                                         *ParseEPair( void );
1856 void                                            ParseEntities( void );
1857 void                                            UnparseEntities( void );
1858 void                                            PrintEntity( const entity_t *ent );
1859 void                                            SetKeyValue( entity_t *ent, const char *key, const char *value );
1860 qboolean                                        KeyExists( const entity_t *ent, const char *key ); /* VorteX: check if key exists */
1861 const char                                      *ValueForKey( const entity_t *ent, const char *key );
1862 int                                                     IntForKey( const entity_t *ent, const char *key );
1863 vec_t                                           FloatForKey( const entity_t *ent, const char *key );
1864 void                                            GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec );
1865 entity_t                                        *FindTargetEntity( const char *target );
1866 void                                            GetEntityShadowFlags( const entity_t *ent, const entity_t *ent2, int *castShadows, int *recvShadows );
1867 void InjectCommandLine(char **argv, int beginArgs, int endArgs);
1868
1869
1870
1871 /* bspfile_ibsp.c */
1872 void                                            LoadIBSPFile( const char *filename );
1873 void                                            WriteIBSPFile( const char *filename );
1874
1875
1876 /* bspfile_rbsp.c */
1877 void                                            LoadRBSPFile( const char *filename );
1878 void                                            WriteRBSPFile( const char *filename );
1879
1880
1881
1882 /* -------------------------------------------------------------------------------
1883
1884 bsp/general global variables
1885
1886 ------------------------------------------------------------------------------- */
1887
1888 #ifdef MAIN_C
1889         #define Q_EXTERN
1890         #define Q_ASSIGN( a )   = a
1891 #else
1892         #define Q_EXTERN extern
1893         #define Q_ASSIGN( a )
1894 #endif
1895
1896 /* game support */
1897 Q_EXTERN game_t                         games[]
1898 #ifndef MAIN_C
1899                                                         ;
1900 #else
1901                                                         =
1902                                                         {
1903                                                                 #include "game_quake3.h"
1904                                                                 ,
1905                                                                 #include "game_quakelive.h"/* most be after game_quake3.h as they share defines! */
1906                                                                 ,
1907                                                                 #include "game_nexuiz.h"/* most be after game_quake3.h as they share defines! */
1908                                                                 ,
1909                                                                 #include "game_xonotic.h"/* most be after game_quake3.h as they share defines! */
1910                                                                 ,
1911                                                                 #include "game_tremulous.h" /*LinuxManMikeC: must be after game_quake3.h, depends on #define's set in it */
1912                                                                 ,
1913                                                                 #include "game_tenebrae.h"
1914                                                                 ,
1915                                                                 #include "game_wolf.h"
1916                                                                 ,
1917                                                                 #include "game_wolfet.h"/* most be after game_wolf.h as they share defines! */
1918                                                                 ,
1919                                                                 #include "game_etut.h"
1920                                                                 ,
1921                                                                 #include "game_ef.h"
1922                                                                 ,
1923                                                                 #include "game_sof2.h"
1924                                                                 ,
1925                                                                 #include "game_jk2.h"   /* most be after game_sof2.h as they share defines! */
1926                                                                 ,
1927                                                                 #include "game_ja.h"    /* most be after game_jk2.h as they share defines! */
1928                                                                 ,
1929                                                                 #include "game_qfusion.h"       /* qfusion game */
1930                                                                 ,
1931                                                                 #include "game_darkplaces.h"    /* vortex: darkplaces q1 engine */
1932                                                                 ,
1933                                                                 #include "game_dq.h"    /* vortex: deluxe quake game ( darkplaces q1 engine) */
1934                                                                 ,
1935                                                                 #include "game_prophecy.h"      /* vortex: prophecy game ( darkplaces q1 engine) */
1936                                                                 ,
1937                                                                 { NULL }        /* null game */
1938                                                         };
1939 #endif
1940 Q_EXTERN game_t                         *game Q_ASSIGN( &games[ 0 ] );
1941
1942
1943 /* general */
1944 Q_EXTERN int                            numImages Q_ASSIGN( 0 );
1945 Q_EXTERN image_t                        images[ MAX_IMAGES ];
1946
1947 Q_EXTERN int                            numPicoModels Q_ASSIGN( 0 );
1948 Q_EXTERN picoModel_t            *picoModels[ MAX_MODELS ];
1949
1950 Q_EXTERN shaderInfo_t           *shaderInfo Q_ASSIGN( NULL );
1951 Q_EXTERN int                            numShaderInfo Q_ASSIGN( 0 );
1952 Q_EXTERN int                            numVertexRemaps Q_ASSIGN( 0 );
1953
1954 Q_EXTERN surfaceParm_t          custSurfaceParms[ MAX_CUST_SURFACEPARMS ];
1955 Q_EXTERN int                            numCustSurfaceParms Q_ASSIGN( 0 );
1956
1957 Q_EXTERN char                           mapName[ MAX_QPATH ];   /* ydnar: per-map custom shaders for larger lightmaps */
1958 Q_EXTERN char                           mapShaderFile[ 1024 ];
1959 Q_EXTERN qboolean                       warnImage Q_ASSIGN( qtrue );
1960
1961 /* ydnar: sinusoid samples */
1962 Q_EXTERN float                          jitters[ MAX_JITTERS ];
1963
1964
1965 /* commandline arguments */
1966 Q_EXTERN qboolean                       verbose;
1967 Q_EXTERN qboolean                       verboseEntities Q_ASSIGN( qfalse );
1968 Q_EXTERN qboolean                       force Q_ASSIGN( qfalse );
1969 Q_EXTERN qboolean                       infoMode Q_ASSIGN( qfalse );
1970 Q_EXTERN qboolean                       useCustomInfoParms Q_ASSIGN( qfalse );
1971 Q_EXTERN qboolean                       noprune Q_ASSIGN( qfalse );
1972 Q_EXTERN qboolean                       leaktest Q_ASSIGN( qfalse );
1973 Q_EXTERN qboolean                       nodetail Q_ASSIGN( qfalse );
1974 Q_EXTERN qboolean                       nosubdivide Q_ASSIGN( qfalse );
1975 Q_EXTERN qboolean                       notjunc Q_ASSIGN( qfalse );
1976 Q_EXTERN qboolean                       fulldetail Q_ASSIGN( qfalse );
1977 Q_EXTERN qboolean                       nowater Q_ASSIGN( qfalse );
1978 Q_EXTERN qboolean                       noCurveBrushes Q_ASSIGN( qfalse );
1979 Q_EXTERN qboolean                       fakemap Q_ASSIGN( qfalse );
1980 Q_EXTERN qboolean                       coplanar Q_ASSIGN( qfalse );
1981 Q_EXTERN qboolean                       nofog Q_ASSIGN( qfalse );
1982 Q_EXTERN qboolean                       noHint Q_ASSIGN( qfalse );                              /* ydnar */
1983 Q_EXTERN qboolean                       renameModelShaders Q_ASSIGN( qfalse );  /* ydnar */
1984 Q_EXTERN qboolean                       skyFixHack Q_ASSIGN( qfalse );                  /* ydnar */
1985 Q_EXTERN qboolean                       bspAlternateSplitWeights Q_ASSIGN( qfalse );                    /* 27 */
1986 Q_EXTERN qboolean                       deepBSP Q_ASSIGN( qfalse );                     /* div0 */
1987
1988 Q_EXTERN int                            patchSubdivisions Q_ASSIGN( 8 );                /* ydnar: -patchmeta subdivisions */
1989
1990 Q_EXTERN int                            maxLMSurfaceVerts Q_ASSIGN( 64 );               /* ydnar */
1991 Q_EXTERN int                            maxSurfaceVerts Q_ASSIGN( 999 );                /* ydnar */
1992 Q_EXTERN int                            maxSurfaceIndexes Q_ASSIGN( 6000 );             /* ydnar */
1993 Q_EXTERN float                          npDegrees Q_ASSIGN( 0.0f );                             /* ydnar: nonplanar degrees */
1994 Q_EXTERN int                            bevelSnap Q_ASSIGN( 0 );                                /* ydnar: bevel plane snap */
1995 Q_EXTERN int                            texRange Q_ASSIGN( 0 );
1996 Q_EXTERN qboolean                       flat Q_ASSIGN( qfalse );
1997 Q_EXTERN qboolean                       meta Q_ASSIGN( qfalse );
1998 Q_EXTERN qboolean                       patchMeta Q_ASSIGN( qfalse );
1999 Q_EXTERN qboolean                       emitFlares Q_ASSIGN( qfalse );
2000 Q_EXTERN qboolean                       debugSurfaces Q_ASSIGN( qfalse );
2001 Q_EXTERN qboolean                       debugInset Q_ASSIGN( qfalse );
2002 Q_EXTERN qboolean                       debugPortals Q_ASSIGN( qfalse );
2003 Q_EXTERN qboolean           lightmapTriangleCheck Q_ASSIGN(qfalse);
2004 Q_EXTERN qboolean           lightmapExtraVisClusterNudge Q_ASSIGN(qfalse);
2005 Q_EXTERN double                         normalEpsilon Q_ASSIGN( 0.00001 );
2006 Q_EXTERN double                         distanceEpsilon Q_ASSIGN( 0.01 );
2007
2008
2009 /* bsp */
2010 Q_EXTERN int                            numMapEntities Q_ASSIGN( 0 );
2011
2012 Q_EXTERN int                            blockSize[ 3 ]                                  /* should be the same as in radiant */
2013 #ifndef MAIN_C
2014                                                         ;
2015 #else
2016                                                         = { 1024, 1024, 1024 };
2017 #endif
2018
2019 Q_EXTERN char                           name[ 1024 ];
2020 Q_EXTERN char                           source[ 1024 ];
2021 Q_EXTERN char                           outbase[ 32 ];
2022
2023 Q_EXTERN int                            sampleSize;                                             /* lightmap sample size in units */
2024 Q_EXTERN int                            minSampleSize;                  /* minimum sample size to use at all */
2025 Q_EXTERN int                            sampleScale;                                    /* vortex: lightmap sample scale (ie quality)*/
2026
2027 Q_EXTERN int                            mapEntityNum Q_ASSIGN( 0 );
2028
2029 Q_EXTERN int                            entitySourceBrushes;
2030
2031 Q_EXTERN plane_t                        *mapplanes Q_ASSIGN(NULL);      /* mapplanes[ num ^ 1 ] will always be the mirror or mapplanes[ num ] */
2032 Q_EXTERN int                            nummapplanes Q_ASSIGN(0);               /* nummapplanes will always be even */
2033 Q_EXTERN int                            allocatedmapplanes Q_ASSIGN(0);
2034 Q_EXTERN int                            numMapPatches;
2035 Q_EXTERN vec3_t                         mapMins, mapMaxs;
2036
2037 Q_EXTERN int                            defaultFogNum Q_ASSIGN( -1 );   /* ydnar: cleaner fog handling */
2038 Q_EXTERN int                            numMapFogs Q_ASSIGN( 0 );
2039 Q_EXTERN fog_t                          mapFogs[ MAX_MAP_FOGS ];
2040
2041 Q_EXTERN entity_t                       *mapEnt;
2042 Q_EXTERN brush_t                        *buildBrush;
2043 Q_EXTERN int                            numActiveBrushes;
2044 Q_EXTERN int                            g_bBrushPrimit;
2045
2046 Q_EXTERN int                            numStrippedLights Q_ASSIGN( 0 );
2047
2048
2049 /* surface stuff */
2050 Q_EXTERN mapDrawSurface_t       *mapDrawSurfs Q_ASSIGN( NULL );
2051 Q_EXTERN int                            numMapDrawSurfs;
2052
2053 Q_EXTERN int                            numSurfacesByType[ NUM_SURFACE_TYPES ];
2054 Q_EXTERN int                            numClearedSurfaces;
2055 Q_EXTERN int                            numStripSurfaces;
2056 Q_EXTERN int                            numFanSurfaces;
2057 Q_EXTERN int                            numMergedSurfaces;
2058 Q_EXTERN int                            numMergedVerts;
2059
2060 Q_EXTERN int                            numRedundantIndexes;
2061
2062 Q_EXTERN int                            numSurfaceModels Q_ASSIGN( 0 );
2063
2064 Q_EXTERN byte                           debugColors[ 12 ][ 3 ]
2065 #ifndef MAIN_C
2066                                                         ;
2067 #else
2068                                                         =
2069                                                         {
2070                                                                 { 255, 0, 0 },
2071                                                                 { 192, 128, 128 },
2072                                                                 { 255, 255, 0 },
2073                                                                 { 192, 192, 128 },
2074                                                                 { 0, 255, 255 },
2075                                                                 { 128, 192, 192 },
2076                                                                 { 0, 0, 255 },
2077                                                                 { 128, 128, 192 },
2078                                                                 { 255, 0, 255 },
2079                                                                 { 192, 128, 192 },
2080                                                                 { 0, 255, 0 },
2081                                                                 { 128, 192, 128 }
2082                                                         };
2083 #endif
2084
2085 Q_EXTERN qboolean                       skyboxPresent Q_ASSIGN( qfalse );
2086 Q_EXTERN int                            skyboxArea Q_ASSIGN( -1 );
2087 Q_EXTERN m4x4_t                         skyboxTransform;
2088
2089
2090
2091 /* -------------------------------------------------------------------------------
2092
2093 vis global variables
2094
2095 ------------------------------------------------------------------------------- */
2096
2097 /* commandline arguments */
2098 Q_EXTERN qboolean                       fastvis;
2099 Q_EXTERN qboolean                       noPassageVis;
2100 Q_EXTERN qboolean                       passageVisOnly;
2101 Q_EXTERN qboolean                       mergevis;
2102 Q_EXTERN qboolean                       mergevisportals;
2103 Q_EXTERN qboolean                       nosort;
2104 Q_EXTERN qboolean                       saveprt;
2105 Q_EXTERN qboolean                       hint;   /* ydnar */
2106 Q_EXTERN char                           inbase[ MAX_QPATH ];
2107 Q_EXTERN char                           globalCelShader[ MAX_QPATH ];
2108
2109 Q_EXTERN float                          farPlaneDist;   /* rr2do2, rf, mre, ydnar all contributed to this one... */
2110
2111 Q_EXTERN int                            numportals;
2112 Q_EXTERN int                            portalclusters;
2113
2114 Q_EXTERN vportal_t                      *portals;
2115 Q_EXTERN leaf_t                         *leafs;
2116
2117 Q_EXTERN vportal_t                      *faces;
2118 Q_EXTERN leaf_t                         *faceleafs;
2119
2120 Q_EXTERN int                            numfaces;
2121
2122 Q_EXTERN int                            c_portaltest, c_portalpass, c_portalcheck;
2123 Q_EXTERN int                            c_portalskip, c_leafskip;
2124 Q_EXTERN int                            c_vistest, c_mighttest;
2125 Q_EXTERN int                            c_chains;
2126
2127 Q_EXTERN byte                           *vismap, *vismap_p, *vismap_end;
2128
2129 Q_EXTERN int                            testlevel;
2130
2131 Q_EXTERN byte                           *uncompressed;
2132
2133 Q_EXTERN int                            leafbytes, leaflongs;
2134 Q_EXTERN int                            portalbytes, portallongs;
2135
2136 Q_EXTERN vportal_t                      *sorted_portals[ MAX_MAP_PORTALS * 2 ];
2137
2138
2139
2140 /* -------------------------------------------------------------------------------
2141
2142 light global variables
2143
2144 ------------------------------------------------------------------------------- */
2145
2146 /* commandline arguments */
2147 Q_EXTERN qboolean                       wolfLight Q_ASSIGN( qfalse );
2148 Q_EXTERN float                          extraDist Q_ASSIGN( 0.0f );
2149 Q_EXTERN qboolean                       loMem Q_ASSIGN( qfalse );
2150 Q_EXTERN qboolean                       noStyles Q_ASSIGN( qfalse );
2151 Q_EXTERN qboolean                       keepLights Q_ASSIGN( qfalse );
2152
2153 Q_EXTERN int                            sampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_SAMPLE_SIZE );
2154 Q_EXTERN int                            minSampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE );
2155 Q_EXTERN qboolean                       noVertexLighting Q_ASSIGN( qfalse );
2156 Q_EXTERN qboolean                       noGridLighting Q_ASSIGN( qfalse );
2157
2158 Q_EXTERN qboolean                       noTrace Q_ASSIGN( qfalse );
2159 Q_EXTERN qboolean                       noSurfaces Q_ASSIGN( qfalse );
2160 Q_EXTERN qboolean                       patchShadows Q_ASSIGN( qfalse );
2161 Q_EXTERN qboolean                       cpmaHack Q_ASSIGN( qfalse );
2162
2163 Q_EXTERN qboolean                       deluxemap Q_ASSIGN( qfalse );
2164 Q_EXTERN qboolean                       debugDeluxemap Q_ASSIGN( qfalse );
2165 Q_EXTERN int                            deluxemode Q_ASSIGN( 0 );       /* deluxemap format (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
2166
2167 Q_EXTERN qboolean                       fast Q_ASSIGN( qfalse );
2168 Q_EXTERN qboolean                       faster Q_ASSIGN( qfalse );
2169 Q_EXTERN qboolean                       fastgrid Q_ASSIGN( qfalse );
2170 Q_EXTERN qboolean                       fastbounce Q_ASSIGN( qfalse );
2171 Q_EXTERN qboolean                       cheap Q_ASSIGN( qfalse );
2172 Q_EXTERN qboolean                       cheapgrid Q_ASSIGN( qfalse );
2173 Q_EXTERN int                            bounce Q_ASSIGN( 0 );
2174 Q_EXTERN qboolean                       bounceOnly Q_ASSIGN( qfalse );
2175 Q_EXTERN qboolean                       bouncing Q_ASSIGN( qfalse );
2176 Q_EXTERN qboolean                       bouncegrid Q_ASSIGN( qfalse );
2177 Q_EXTERN qboolean                       normalmap Q_ASSIGN( qfalse );
2178 Q_EXTERN qboolean                       trisoup Q_ASSIGN( qfalse );
2179 Q_EXTERN qboolean                       shade Q_ASSIGN( qfalse );
2180 Q_EXTERN float                          shadeAngleDegrees Q_ASSIGN( 0.0f );
2181 Q_EXTERN int                            superSample Q_ASSIGN( 0 );
2182 Q_EXTERN int                            lightSamples Q_ASSIGN( 1 );
2183 Q_EXTERN qboolean                       filter Q_ASSIGN( qfalse );
2184 Q_EXTERN qboolean                       dark Q_ASSIGN( qfalse );
2185 Q_EXTERN qboolean                       sunOnly Q_ASSIGN( qfalse );
2186 Q_EXTERN int                            approximateTolerance Q_ASSIGN( 0 );
2187 Q_EXTERN qboolean                       noCollapse Q_ASSIGN( qfalse );
2188 Q_EXTERN int                            lightmapSearchBlockSize Q_ASSIGN( 0 );
2189 Q_EXTERN qboolean                       exportLightmaps Q_ASSIGN( qfalse );
2190 Q_EXTERN qboolean                       externalLightmaps Q_ASSIGN( qfalse );
2191 Q_EXTERN int                            lmCustomSize Q_ASSIGN( LIGHTMAP_WIDTH );
2192 Q_EXTERN char *                         lmCustomDir Q_ASSIGN( NULL );
2193 Q_EXTERN int                            lmLimitSize Q_ASSIGN( 0 );
2194
2195 Q_EXTERN qboolean                       dirty Q_ASSIGN( qfalse );
2196 Q_EXTERN qboolean                       dirtDebug Q_ASSIGN( qfalse );
2197 Q_EXTERN int                            dirtMode Q_ASSIGN( 0 );
2198 Q_EXTERN float                          dirtDepth Q_ASSIGN( 128.0f );
2199 Q_EXTERN float                          dirtScale Q_ASSIGN( 1.0f );
2200 Q_EXTERN float                          dirtGain Q_ASSIGN( 1.0f );
2201
2202 /* 27: floodlighting */
2203 Q_EXTERN qboolean                                       debugnormals Q_ASSIGN( qfalse );
2204 Q_EXTERN qboolean                                       floodlighty Q_ASSIGN( qfalse );
2205 Q_EXTERN qboolean                                       floodlight_lowquality Q_ASSIGN( qfalse );
2206 Q_EXTERN vec3_t                                         floodlightRGB;
2207 Q_EXTERN float                                          floodlightIntensity Q_ASSIGN( 512.0f );
2208 Q_EXTERN float                                          floodlightDistance Q_ASSIGN( 1024.0f );
2209
2210 Q_EXTERN qboolean                       dump Q_ASSIGN( qfalse );
2211 Q_EXTERN qboolean                       debug Q_ASSIGN( qfalse );
2212 Q_EXTERN qboolean                       debugUnused Q_ASSIGN( qfalse );
2213 Q_EXTERN qboolean                       debugAxis Q_ASSIGN( qfalse );
2214 Q_EXTERN qboolean                       debugCluster Q_ASSIGN( qfalse );
2215 Q_EXTERN qboolean                       debugOrigin Q_ASSIGN( qfalse );
2216 Q_EXTERN qboolean                       lightmapBorder Q_ASSIGN( qfalse );
2217
2218 /* longest distance across the map */
2219 Q_EXTERN float                          maxMapDistance Q_ASSIGN( 0 );
2220
2221 /* for run time tweaking of light sources */
2222 Q_EXTERN float                          pointScale Q_ASSIGN( 7500.0f );
2223 Q_EXTERN float                          areaScale Q_ASSIGN( 0.25f );
2224 Q_EXTERN float                          skyScale Q_ASSIGN( 1.0f );
2225 Q_EXTERN float                          bounceScale Q_ASSIGN( 0.25f );
2226
2227 /* jal: alternative angle attenuation curve */
2228 Q_EXTERN qboolean                       lightAngleHL Q_ASSIGN( qfalse );
2229
2230 /* vortex: gridscale and gridambientscale */
2231 Q_EXTERN float                          gridScale Q_ASSIGN( 1.0f );
2232 Q_EXTERN float                          gridAmbientScale Q_ASSIGN( 1.0f );
2233 Q_EXTERN float                          gridDirectionality Q_ASSIGN( 1.0f );
2234 Q_EXTERN float                          gridAmbientDirectionality Q_ASSIGN( 0.0f );
2235 Q_EXTERN qboolean                       inGrid Q_ASSIGN(0);
2236
2237 /* ydnar: lightmap gamma/compensation */
2238 Q_EXTERN float                          lightmapGamma Q_ASSIGN( 1.0f );
2239 Q_EXTERN float                          lightmapExposure Q_ASSIGN( 1.0f );
2240 Q_EXTERN float                          lightmapCompensate Q_ASSIGN( 1.0f );
2241
2242 /* ydnar: for runtime tweaking of falloff tolerance */
2243 Q_EXTERN float                          falloffTolerance Q_ASSIGN( 1.0f );
2244 Q_EXTERN qboolean                       exactPointToPolygon Q_ASSIGN( qtrue );
2245 Q_EXTERN float                          formFactorValueScale Q_ASSIGN( 3.0f );
2246 Q_EXTERN float                          linearScale Q_ASSIGN( 1.0f / 8000.0f );
2247
2248 // for .ase conversion
2249 Q_EXTERN qboolean                       shadersAsBitmap Q_ASSIGN( qfalse );
2250
2251 Q_EXTERN light_t                        *lights;
2252 Q_EXTERN int                            numPointLights;
2253 Q_EXTERN int                            numSpotLights;
2254 Q_EXTERN int                            numSunLights;
2255 Q_EXTERN int                            numAreaLights;
2256
2257 /* ydnar: for luxel placement */
2258 Q_EXTERN int                            numSurfaceClusters, maxSurfaceClusters;
2259 Q_EXTERN int                            *surfaceClusters;
2260
2261 /* ydnar: for radiosity */
2262 Q_EXTERN int                            numDiffuseLights;
2263 Q_EXTERN int                            numBrushDiffuseLights;
2264 Q_EXTERN int                            numTriangleDiffuseLights;
2265 Q_EXTERN int                            numPatchDiffuseLights;
2266
2267 /* ydnar: general purpose extra copy of drawvert list */
2268 Q_EXTERN bspDrawVert_t          *yDrawVerts;
2269
2270 /* ydnar: for tracing statistics */
2271 Q_EXTERN int                            minSurfacesTested;
2272 Q_EXTERN int                            maxSurfacesTested;
2273 Q_EXTERN int                            totalSurfacesTested;
2274 Q_EXTERN int                            totalTraces;
2275
2276 Q_EXTERN FILE                           *dumpFile;
2277
2278 Q_EXTERN int                            c_visible, c_occluded;
2279 Q_EXTERN int                            c_subsampled;   /* ydnar */
2280
2281 Q_EXTERN int                            defaultLightSubdivide Q_ASSIGN( 999 );
2282
2283 Q_EXTERN vec3_t                         ambientColor;
2284 Q_EXTERN vec3_t                         minLight, minVertexLight, minGridLight;
2285
2286 Q_EXTERN int                            *entitySurface;
2287 Q_EXTERN vec3_t                         *surfaceOrigin;
2288
2289 Q_EXTERN vec3_t                         sunDirection;
2290 Q_EXTERN vec3_t                         sunLight;
2291
2292 /* tracing */
2293 Q_EXTERN int                            c_totalTrace;
2294 Q_EXTERN int                            c_cullTrace, c_testTrace;
2295 Q_EXTERN int                            c_testFacets;
2296
2297 /* ydnar: light optimization */
2298 Q_EXTERN float                          subdivideThreshold Q_ASSIGN( DEFAULT_SUBDIVIDE_THRESHOLD );
2299
2300 Q_EXTERN int                            numOpaqueBrushes, maxOpaqueBrush;
2301 Q_EXTERN byte                           *opaqueBrushes;
2302
2303 Q_EXTERN int                            numLights;
2304 Q_EXTERN int                            numCulledLights;
2305
2306 Q_EXTERN int                            gridBoundsCulled;
2307 Q_EXTERN int                            gridEnvelopeCulled;
2308
2309 Q_EXTERN int                            lightsBoundsCulled;
2310 Q_EXTERN int                            lightsEnvelopeCulled;
2311 Q_EXTERN int                            lightsPlaneCulled;
2312 Q_EXTERN int                            lightsClusterCulled;
2313
2314 /* ydnar: radiosity */
2315 Q_EXTERN float                          diffuseSubdivide Q_ASSIGN( 256.0f );
2316 Q_EXTERN float                          minDiffuseSubdivide Q_ASSIGN( 64.0f );
2317 Q_EXTERN int                            numDiffuseSurfaces Q_ASSIGN( 0 );
2318
2319 /* ydnar: list of surface information necessary for lightmap calculation */
2320 Q_EXTERN surfaceInfo_t          *surfaceInfos Q_ASSIGN( NULL );
2321
2322 /* ydnar: sorted list of surfaces */
2323 Q_EXTERN int                            *sortSurfaces Q_ASSIGN( NULL );
2324
2325 /* clumps of surfaces that share a raw lightmap */
2326 Q_EXTERN int                            numLightSurfaces Q_ASSIGN( 0 );
2327 Q_EXTERN int                            *lightSurfaces Q_ASSIGN( NULL );
2328
2329 /* raw lightmaps */
2330 Q_EXTERN int                            numRawSuperLuxels Q_ASSIGN( 0 );
2331 Q_EXTERN int                            numRawLightmaps Q_ASSIGN( 0 );
2332 Q_EXTERN rawLightmap_t          *rawLightmaps Q_ASSIGN( NULL );
2333 Q_EXTERN int                            *sortLightmaps Q_ASSIGN( NULL );
2334
2335 /* vertex luxels */
2336 Q_EXTERN float                          *vertexLuxels[ MAX_LIGHTMAPS ];
2337 Q_EXTERN float                          *radVertexLuxels[ MAX_LIGHTMAPS ];
2338
2339 /* bsp lightmaps */
2340 Q_EXTERN int                            numLightmapShaders Q_ASSIGN( 0 );
2341 Q_EXTERN int                            numSolidLightmaps Q_ASSIGN( 0 );
2342 Q_EXTERN int                            numOutLightmaps Q_ASSIGN( 0 );
2343 Q_EXTERN int                            numBSPLightmaps Q_ASSIGN( 0 );
2344 Q_EXTERN int                            numExtLightmaps Q_ASSIGN( 0 );
2345 Q_EXTERN outLightmap_t          *outLightmaps Q_ASSIGN( NULL );
2346
2347 /* vortex: per surface floodlight statictics */
2348 Q_EXTERN int                            numSurfacesFloodlighten Q_ASSIGN( 0 );
2349
2350 /* grid points */
2351 Q_EXTERN int                            numRawGridPoints Q_ASSIGN( 0 );
2352 Q_EXTERN rawGridPoint_t         *rawGridPoints Q_ASSIGN( NULL );
2353
2354 Q_EXTERN int                            numSurfsVertexLit Q_ASSIGN( 0 );
2355 Q_EXTERN int                            numSurfsVertexForced Q_ASSIGN( 0 );
2356 Q_EXTERN int                            numSurfsVertexApproximated Q_ASSIGN( 0 );
2357 Q_EXTERN int                            numSurfsLightmapped Q_ASSIGN( 0 );
2358 Q_EXTERN int                            numPlanarsLightmapped Q_ASSIGN( 0 );
2359 Q_EXTERN int                            numNonPlanarsLightmapped Q_ASSIGN( 0 );
2360 Q_EXTERN int                            numPatchesLightmapped Q_ASSIGN( 0 );
2361 Q_EXTERN int                            numPlanarPatchesLightmapped Q_ASSIGN( 0 );
2362
2363 Q_EXTERN int                            numLuxels Q_ASSIGN( 0 );
2364 Q_EXTERN int                            numLuxelsMapped Q_ASSIGN( 0 );
2365 Q_EXTERN int                            numLuxelsOccluded Q_ASSIGN( 0 );
2366 Q_EXTERN int                            numLuxelsIlluminated Q_ASSIGN( 0 );
2367 Q_EXTERN int                            numVertsIlluminated Q_ASSIGN( 0 );
2368
2369 /* lightgrid */
2370 Q_EXTERN vec3_t                         gridMins;
2371 Q_EXTERN int                            gridBounds[ 3 ];
2372 Q_EXTERN vec3_t                         gridSize
2373 #ifndef MAIN_C
2374                                                         ;
2375 #else
2376                                                         = { 64, 64, 128 };
2377 #endif
2378
2379
2380
2381 /* -------------------------------------------------------------------------------
2382
2383 abstracted bsp globals
2384
2385 ------------------------------------------------------------------------------- */
2386
2387 Q_EXTERN int                            numEntities Q_ASSIGN( 0 );
2388 Q_EXTERN int                            numBSPEntities Q_ASSIGN( 0 );
2389 Q_EXTERN entity_t                       entities[ MAX_MAP_ENTITIES ];
2390
2391 Q_EXTERN int                            numBSPModels Q_ASSIGN( 0 );
2392 Q_EXTERN int                            allocatedBSPModels Q_ASSIGN( 0 );
2393 Q_EXTERN bspModel_t*            bspModels Q_ASSIGN(NULL);
2394
2395 Q_EXTERN int                            numBSPShaders Q_ASSIGN( 0 );
2396 Q_EXTERN int                            allocatedBSPShaders Q_ASSIGN( 0 );
2397 Q_EXTERN bspShader_t*           bspShaders Q_ASSIGN(0);
2398
2399 Q_EXTERN int                            bspEntDataSize Q_ASSIGN( 0 );
2400 Q_EXTERN int                            allocatedBSPEntData Q_ASSIGN( 0 );
2401 Q_EXTERN char                           *bspEntData Q_ASSIGN(0);
2402
2403 Q_EXTERN int                            numBSPLeafs Q_ASSIGN( 0 );
2404 Q_EXTERN bspLeaf_t                      bspLeafs[ MAX_MAP_LEAFS ];
2405
2406 Q_EXTERN int                            numBSPPlanes Q_ASSIGN( 0 );
2407 Q_EXTERN int                            allocatedBSPPlanes Q_ASSIGN(0);
2408 Q_EXTERN bspPlane_t                     *bspPlanes;
2409
2410 Q_EXTERN int                            numBSPNodes Q_ASSIGN( 0 );
2411 Q_EXTERN int                            allocatedBSPNodes Q_ASSIGN( 0 );
2412 Q_EXTERN bspNode_t*                     bspNodes Q_ASSIGN(NULL);
2413
2414 Q_EXTERN int                            numBSPLeafSurfaces Q_ASSIGN( 0 );
2415 Q_EXTERN int                            allocatedBSPLeafSurfaces Q_ASSIGN( 0 );
2416 Q_EXTERN int*                           bspLeafSurfaces Q_ASSIGN(NULL);
2417
2418 Q_EXTERN int                            numBSPLeafBrushes Q_ASSIGN( 0 );
2419 Q_EXTERN int                            allocatedBSPLeafBrushes Q_ASSIGN( 0 );
2420 Q_EXTERN int*                           bspLeafBrushes Q_ASSIGN(NULL);
2421
2422 Q_EXTERN int                            numBSPBrushes Q_ASSIGN( 0 );
2423 Q_EXTERN int                            allocatedBSPBrushes Q_ASSIGN( 0 );
2424 Q_EXTERN bspBrush_t*            bspBrushes Q_ASSIGN(NULL);
2425
2426 Q_EXTERN int                            numBSPBrushSides Q_ASSIGN( 0 );
2427 Q_EXTERN int                            allocatedBSPBrushSides Q_ASSIGN( 0 );
2428 Q_EXTERN bspBrushSide_t*        bspBrushSides Q_ASSIGN(NULL);
2429
2430 Q_EXTERN int                            numBSPLightBytes Q_ASSIGN( 0 );
2431 Q_EXTERN byte                           *bspLightBytes Q_ASSIGN( NULL );
2432
2433 //%     Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2434 //%     Q_EXTERN byte                           *bspGridPoints Q_ASSIGN( NULL );
2435
2436 Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2437 Q_EXTERN bspGridPoint_t         *bspGridPoints Q_ASSIGN( NULL );
2438
2439 Q_EXTERN int                            numBSPVisBytes Q_ASSIGN( 0 );
2440 Q_EXTERN byte                           bspVisBytes[ MAX_MAP_VISIBILITY ];
2441
2442 Q_EXTERN int                            numBSPDrawVerts Q_ASSIGN( 0 );
2443 Q_EXTERN bspDrawVert_t          *bspDrawVerts Q_ASSIGN( NULL );
2444
2445 Q_EXTERN int                            numBSPDrawIndexes Q_ASSIGN( 0 );
2446 Q_EXTERN int                            bspDrawIndexes[ MAX_MAP_DRAW_INDEXES ];
2447
2448 Q_EXTERN int                            numBSPDrawSurfaces Q_ASSIGN( 0 );
2449 Q_EXTERN bspDrawSurface_t       *bspDrawSurfaces Q_ASSIGN( NULL );
2450
2451 Q_EXTERN int                            numBSPFogs Q_ASSIGN( 0 );
2452 Q_EXTERN bspFog_t                       bspFogs[ MAX_MAP_FOGS ];
2453
2454 Q_EXTERN int                            numBSPAds Q_ASSIGN( 0 );
2455 Q_EXTERN bspAdvertisement_t     bspAds[ MAX_MAP_ADVERTISEMENTS ];
2456
2457 #define AUTOEXPAND_BY_REALLOC(ptr, reqitem, allocated, def) \
2458         do \
2459         { \
2460                 if(reqitem >= allocated) \
2461                 { \
2462                         if(allocated == 0) \
2463                                 allocated = def; \
2464                         while(reqitem >= allocated && allocated) \
2465                                 allocated *= 2; \
2466                         if(!allocated || allocated > 2147483647 / sizeof(*ptr)) \
2467                         { \
2468                                 Error(#ptr " over 2 GB"); \
2469                         } \
2470                         ptr = realloc(ptr, sizeof(*ptr) * allocated); \
2471                         if(!ptr) \
2472                                 Error(#ptr " out of memory"); \
2473                 } \
2474         } \
2475         while(0)
2476
2477 #define AUTOEXPAND_BY_REALLOC_BSP(suffix, def) AUTOEXPAND_BY_REALLOC(bsp##suffix, numBSP##suffix, allocatedBSP##suffix, def)
2478
2479 /* end marker */
2480 #endif