better shadeangle support by jal
[divverent/netradiant.git] / tools / quake3 / q3map2 / q3map2.h
1 /* -------------------------------------------------------------------------------
2
3 Copyright (C) 1999-2007 id Software, Inc. and contributors.
4 For a list of contributors, see the accompanying CONTRIBUTORS file.
5
6 This file is part of GtkRadiant.
7
8 GtkRadiant is free software; you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation; either version 2 of the License, or
11 (at your option) any later version.
12
13 GtkRadiant is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with GtkRadiant; if not, write to the Free Software
20 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
21
22 ----------------------------------------------------------------------------------
23
24 This code has been altered significantly from its original form, to support
25 several games based on the Quake III Arena engine, in the form of "Q3Map2."
26
27 ------------------------------------------------------------------------------- */
28
29
30
31 /* marker */
32 #ifndef Q3MAP2_H
33 #define Q3MAP2_H
34
35
36
37 /* version */
38 #ifndef Q3MAP_VERSION
39 #error no Q3MAP_VERSION defined
40 #endif
41 #define Q3MAP_MOTD              "Your map saw the pretty lights from q3map2's BFG"
42
43
44
45
46 /* -------------------------------------------------------------------------------
47
48 dependencies
49
50 ------------------------------------------------------------------------------- */
51
52 /* platform-specific */
53 #if defined( __linux__ ) || defined( __APPLE__ )
54         #define Q_UNIX
55 #endif
56
57 #ifdef Q_UNIX
58         #include <unistd.h>
59         #include <pwd.h>
60         #include <limits.h>
61 #endif
62
63 #ifdef WIN32
64         #include <windows.h>
65 #endif
66
67
68 /* general */
69 #include "version.h"                    /* ttimo: might want to guard that if built outside of the GtkRadiant tree */
70
71 #include "cmdlib.h"
72 #include "mathlib.h"
73 #include "md5lib.h"
74 #include "ddslib.h"
75
76 #include "picomodel.h"
77
78 #include "scriplib.h"
79 #include "polylib.h"
80 #include "imagelib.h"
81 #include "qthreads.h"
82 #include "inout.h"
83 #include "vfs.h"
84 #include "png.h"
85 #include "md4.h"
86 #include "radiant_jpeglib.h"
87 #include <stdlib.h>
88
89
90
91 /* -------------------------------------------------------------------------------
92
93 port-related hacks
94
95 ------------------------------------------------------------------------------- */
96
97 #define MAC_STATIC_HACK                 0
98 #if defined( __APPLE__ ) && MAC_STATIC_HACK 
99         #define MAC_STATIC                      static
100 #else
101         #define MAC_STATIC                      
102 #endif
103
104 #if 1
105         #ifdef WIN32
106                 #define Q_stricmp                       stricmp
107                 #define Q_strncasecmp           strnicmp
108         #else
109                 #define Q_stricmp                       strcasecmp
110                 #define Q_strncasecmp           strncasecmp
111         #endif
112 #endif
113
114 /* macro version */
115 #define VectorMA( a, s, b, c )  ((c)[ 0 ] = (a)[ 0 ] + (s) * (b)[ 0 ], (c)[ 1 ] = (a)[ 1 ] + (s) * (b)[ 1 ], (c)[ 2 ] = (a)[ 2 ] + (s) * (b)[ 2 ])
116
117
118
119 /* -------------------------------------------------------------------------------
120
121 constants
122
123 ------------------------------------------------------------------------------- */
124
125 /* general */
126 #define MAX_QPATH                               64
127
128 #define MAX_IMAGES                              512
129 #define DEFAULT_IMAGE                   "*default"
130
131 #define MAX_MODELS                              512
132
133 #define DEF_BACKSPLASH_FRACTION 0.05f   /* 5% backsplash by default */
134 #define DEF_BACKSPLASH_DISTANCE 23
135
136 #define DEF_RADIOSITY_BOUNCE    1.0f    /* ydnar: default to 100% re-emitted light */
137
138 #define MAX_SHADER_INFO                 8192
139 #define MAX_CUST_SURFACEPARMS   64
140
141 #define SHADER_MAX_VERTEXES             1000
142 #define SHADER_MAX_INDEXES              (6 * SHADER_MAX_VERTEXES)
143
144 #define MAX_JITTERS                             256
145
146
147 /* epair parsing (note case-sensitivity directive) */
148 #define CASE_INSENSITIVE_EPAIRS 1
149
150 #if CASE_INSENSITIVE_EPAIRS
151         #define EPAIR_STRCMP            Q_stricmp
152 #else
153         #define EPAIR_STRCMP            strcmp
154 #endif
155
156
157 /* ydnar: compiler flags, because games have widely varying content/surface flags */
158 #define C_SOLID                                 0x00000001
159 #define C_TRANSLUCENT                   0x00000002
160 #define C_STRUCTURAL                    0x00000004
161 #define C_HINT                                  0x00000008
162 #define C_NODRAW                                0x00000010
163 #define C_LIGHTGRID                             0x00000020
164 #define C_ALPHASHADOW                   0x00000040
165 #define C_LIGHTFILTER                   0x00000080
166 #define C_VERTEXLIT                             0x00000100
167 #define C_LIQUID                                0x00000200
168 #define C_FOG                                   0x00000400
169 #define C_SKY                                   0x00000800
170 #define C_ORIGIN                                0x00001000
171 #define C_AREAPORTAL                    0x00002000
172 #define C_ANTIPORTAL                    0x00004000      /* like hint, but doesn't generate portals */
173 #define C_SKIP                                  0x00008000      /* like hint, but skips this face (doesn't split bsp) */
174 #define C_NOMARKS                               0x00010000      /* no decals */
175 #define C_DETAIL                                0x08000000      /* THIS MUST BE THE SAME AS IN RADIANT! */
176
177
178 /* shadow flags */
179 #define WORLDSPAWN_CAST_SHADOWS 1
180 #define WORLDSPAWN_RECV_SHADOWS 1
181 #define ENTITY_CAST_SHADOWS             0
182 #define ENTITY_RECV_SHADOWS             1
183
184
185 /* bsp */
186 #define MAX_PATCH_SIZE                  32
187 #define MAX_BRUSH_SIDES                 1024
188 #define MAX_BUILD_SIDES                 300
189
190 #define MAX_EXPANDED_AXIS               128
191
192 #define CLIP_EPSILON                    0.1f
193 #define PLANESIDE_EPSILON               0.001f
194 #define PLANENUM_LEAF                   -1
195
196 #define HINT_PRIORITY                   1000            /* ydnar: force hint splits first and antiportal/areaportal splits last */
197 #define ANTIPORTAL_PRIORITY             -1000
198 #define AREAPORTAL_PRIORITY             -1000
199 #define DETAIL_PRIORITY         -3000
200
201 #define PSIDE_FRONT                             1
202 #define PSIDE_BACK                              2
203 #define PSIDE_BOTH                              (PSIDE_FRONT | PSIDE_BACK)
204 #define PSIDE_FACING                    4
205
206 #define BPRIMIT_UNDEFINED               0
207 #define BPRIMIT_OLDBRUSHES              1
208 #define BPRIMIT_NEWBRUSHES              2
209
210
211 /* vis */
212 #define VIS_HEADER_SIZE                 8
213
214 #define SEPERATORCACHE                  /* seperator caching helps a bit */
215
216 #define PORTALFILE                              "PRT1"
217
218 #define MAX_PORTALS                             32768
219 #define MAX_SEPERATORS                  MAX_POINTS_ON_WINDING
220 #define MAX_POINTS_ON_FIXED_WINDING     24      /* ydnar: increased this from 12 at the expense of more memory */
221 #define MAX_PORTALS_ON_LEAF             1024
222
223
224 /* light */
225 #define EMIT_POINT                              0
226 #define EMIT_AREA                               1
227 #define EMIT_SPOT                               2
228 #define EMIT_SUN                                3
229
230 #define LIGHT_ATTEN_LINEAR              1
231 #define LIGHT_ATTEN_ANGLE               2
232 #define LIGHT_ATTEN_DISTANCE    4
233 #define LIGHT_TWOSIDED                  8
234 #define LIGHT_GRID                              16
235 #define LIGHT_SURFACES                  32
236 #define LIGHT_DARK                              64              /* probably never use this */
237 #define LIGHT_FAST                              256
238 #define LIGHT_FAST_TEMP                 512
239 #define LIGHT_FAST_ACTUAL               (LIGHT_FAST | LIGHT_FAST_TEMP)
240 #define LIGHT_NEGATIVE                  1024
241 #define LIGHT_UNNORMALIZED              2048    /* vortex: do not normalize _color */
242
243 #define LIGHT_SUN_DEFAULT               (LIGHT_ATTEN_ANGLE | LIGHT_GRID | LIGHT_SURFACES)
244 #define LIGHT_AREA_DEFAULT              (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES)        /* q3a and wolf are the same */
245 #define LIGHT_Q3A_DEFAULT               (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
246 #define LIGHT_WOLF_DEFAULT              (LIGHT_ATTEN_LINEAR | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
247
248 #define MAX_TRACE_TEST_NODES    256
249 #define DEFAULT_INHIBIT_RADIUS  1.5f
250
251 #define LUXEL_EPSILON                   0.125f
252 #define VERTEX_EPSILON                  -0.125f
253 #define GRID_EPSILON                    0.0f
254
255 #define DEFAULT_LIGHTMAP_SAMPLE_SIZE    16
256 #define DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE        0
257 #define DEFAULT_LIGHTMAP_SAMPLE_OFFSET  1.0f
258 #define DEFAULT_SUBDIVIDE_THRESHOLD             1.0f
259
260 #define EXTRA_SCALE                             2       /* -extrawide = -super 2 */
261 #define EXTRAWIDE_SCALE                 2       /* -extrawide = -super 2 -filter */
262
263 #define CLUSTER_UNMAPPED                -1
264 #define CLUSTER_OCCLUDED                -2
265 #define CLUSTER_FLOODED                 -3
266
267 #define VERTEX_LUXEL_SIZE               3
268 #define BSP_LUXEL_SIZE                  3
269 #define RAD_LUXEL_SIZE                  3
270 #define SUPER_LUXEL_SIZE                4
271 #define SUPER_ORIGIN_SIZE               3
272 #define SUPER_NORMAL_SIZE               4
273 #define SUPER_DELUXEL_SIZE              3
274 #define BSP_DELUXEL_SIZE                3
275 #define SUPER_FLOODLIGHT_SIZE   4
276
277 #define VERTEX_LUXEL( s, v )    (vertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
278 #define RAD_VERTEX_LUXEL( s, v )(radVertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
279 #define BSP_LUXEL( s, x, y )    (lm->bspLuxels[ s ] + ((((y) * lm->w) + (x)) * BSP_LUXEL_SIZE))
280 #define RAD_LUXEL( s, x, y )    (lm->radLuxels[ s ] + ((((y) * lm->w) + (x)) * RAD_LUXEL_SIZE))
281 #define SUPER_LUXEL( s, x, y )  (lm->superLuxels[ s ] + ((((y) * lm->sw) + (x)) * SUPER_LUXEL_SIZE))
282 #define SUPER_DELUXEL( x, y )   (lm->superDeluxels + ((((y) * lm->sw) + (x)) * SUPER_DELUXEL_SIZE))
283 #define BSP_DELUXEL( x, y )             (lm->bspDeluxels + ((((y) * lm->w) + (x)) * BSP_DELUXEL_SIZE))
284 #define SUPER_CLUSTER( x, y )   (lm->superClusters + (((y) * lm->sw) + (x)))
285 #define SUPER_ORIGIN( x, y )    (lm->superOrigins + ((((y) * lm->sw) + (x)) * SUPER_ORIGIN_SIZE))
286 #define SUPER_NORMAL( x, y )    (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE))
287 #define SUPER_DIRT( x, y )              (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE) + 3)   /* stash dirtyness in normal[ 3 ] */
288 #define SUPER_FLOODLIGHT( x, y )        (lm->superFloodLight + ((((y) * lm->sw) + (x)) * SUPER_FLOODLIGHT_SIZE) )
289
290
291
292 /* -------------------------------------------------------------------------------
293
294 abstracted bsp file
295
296 ------------------------------------------------------------------------------- */
297
298 #define EXTERNAL_LIGHTMAP               "lm_%04d.tga"
299
300 #define MAX_LIGHTMAPS                   4                       /* RBSP */
301 #define MAX_LIGHT_STYLES                64
302 #define MAX_SWITCHED_LIGHTS             32
303 #define LS_NORMAL                               0x00
304 #define LS_UNUSED                               0xFE
305 #define LS_NONE                                 0xFF
306
307 #define MAX_LIGHTMAP_SHADERS    256
308
309 /* ok to increase these at the expense of more memory */
310 #define MAX_MAP_ENTITIES                0x1000          //%     0x800   /* ydnar */
311 #define MAX_MAP_ENTSTRING               0x80000         //%     0x40000 /* ydnar */
312
313 #define MAX_MAP_AREAS                   0x100           /* MAX_MAP_AREA_BYTES in q_shared must match! */
314 #define MAX_MAP_FOGS                    30                      //& 0x100       /* RBSP (32 - world fog - goggles) */
315 #define MAX_MAP_LEAFS                   0x20000
316 #define MAX_MAP_PORTALS                 0x20000
317 #define MAX_MAP_LIGHTING                0x800000
318 #define MAX_MAP_LIGHTGRID               0x100000        //%     0x800000 /* ydnar: set to points, not bytes */
319 #define MAX_MAP_VISCLUSTERS     0x4000 // <= MAX_MAP_LEAFS
320 #define MAX_MAP_VISIBILITY              (VIS_HEADER_SIZE + MAX_MAP_VISCLUSTERS * (((MAX_MAP_VISCLUSTERS + 63) & ~63) >> 3))
321
322 #define MAX_MAP_DRAW_SURFS              0x20000
323 #define MAX_MAP_DRAW_INDEXES    0x80000
324
325 #define MAX_MAP_ADVERTISEMENTS  30
326
327 /* key / value pair sizes in the entities lump */
328 #define MAX_KEY                                 32
329 #define MAX_VALUE                               1024
330
331 /* the editor uses these predefined yaw angles to orient entities up or down */
332 #define ANGLE_UP                                -1
333 #define ANGLE_DOWN                              -2
334
335 #define LIGHTMAP_WIDTH                  128
336 #define LIGHTMAP_HEIGHT                 128
337
338 #define MIN_WORLD_COORD                 (-65536)
339 #define MAX_WORLD_COORD                 (65536)
340 #define WORLD_SIZE                              (MAX_WORLD_COORD - MIN_WORLD_COORD)
341
342
343 typedef void                                    (*bspFunc)( const char * );
344
345
346 typedef struct
347 {
348         int                     offset, length;
349 }
350 bspLump_t;
351
352
353 typedef struct
354 {
355         char            ident[ 4 ];
356         int                     version;
357         
358         bspLump_t       lumps[ 100 ];   /* theoretical maximum # of bsp lumps */
359 }
360 bspHeader_t;
361
362
363 typedef struct
364 {
365         float           mins[ 3 ], maxs[ 3 ];
366         int                     firstBSPSurface, numBSPSurfaces;
367         int                     firstBSPBrush, numBSPBrushes;
368 }
369 bspModel_t;
370
371
372 typedef struct
373 {
374         char            shader[ MAX_QPATH ];
375         int                     surfaceFlags;
376         int                     contentFlags;
377 }
378 bspShader_t;
379
380
381 /* planes x^1 is allways the opposite of plane x */
382
383 typedef struct
384 {
385         float           normal[ 3 ];
386         float           dist;
387 }
388 bspPlane_t;
389
390
391 typedef struct
392 {
393         int                     planeNum;
394         int                     children[ 2 ];          /* negative numbers are -(leafs+1), not nodes */
395         int                     mins[ 3 ];                      /* for frustom culling */
396         int                     maxs[ 3 ];
397 }
398 bspNode_t;
399
400
401 typedef struct
402 {
403         int                     cluster;                        /* -1 = opaque cluster (do I still store these?) */
404         int                     area;
405         
406         int                     mins[ 3 ];                      /* for frustum culling */
407         int                     maxs[ 3 ];
408         
409         int                     firstBSPLeafSurface;
410         int                     numBSPLeafSurfaces;
411         
412         int                     firstBSPLeafBrush;
413         int                     numBSPLeafBrushes;
414 }
415 bspLeaf_t;
416
417
418 typedef struct
419 {
420         int                     planeNum;                       /* positive plane side faces out of the leaf */
421         int                     shaderNum;
422         int                     surfaceNum;                     /* RBSP */
423 }
424 bspBrushSide_t;
425
426
427 typedef struct
428 {
429         int                     firstSide;
430         int                     numSides;
431         int                     shaderNum;                      /* the shader that determines the content flags */
432 }
433 bspBrush_t;
434
435
436 typedef struct
437 {
438         char            shader[ MAX_QPATH ];
439         int                     brushNum;
440         int                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
441 }
442 bspFog_t;
443
444
445 typedef struct
446 {
447         vec3_t          xyz;
448         float           st[ 2 ];
449         float           lightmap[ MAX_LIGHTMAPS ][ 2 ]; /* RBSP */
450         vec3_t          normal;
451         byte            color[ MAX_LIGHTMAPS ][ 4 ];    /* RBSP */
452 }
453 bspDrawVert_t;
454
455
456 typedef enum
457 {
458         MST_BAD,
459         MST_PLANAR,
460         MST_PATCH,
461         MST_TRIANGLE_SOUP,
462         MST_FLARE,
463         MST_FOLIAGE
464 }
465 bspSurfaceType_t;
466
467
468 typedef struct bspGridPoint_s
469 {
470         byte            ambient[ MAX_LIGHTMAPS ][ 3 ];
471         byte            directed[ MAX_LIGHTMAPS ][ 3 ];
472         byte            styles[ MAX_LIGHTMAPS ];
473         byte            latLong[ 2 ];
474 }
475 bspGridPoint_t;
476
477
478 typedef struct
479 {
480         int                     shaderNum;
481         int                     fogNum;
482         int                     surfaceType;
483         
484         int                     firstVert;
485         int                     numVerts;
486         
487         int                     firstIndex;
488         int                     numIndexes;
489         
490         byte            lightmapStyles[ MAX_LIGHTMAPS ];                                                /* RBSP */
491         byte            vertexStyles[ MAX_LIGHTMAPS ];                                                  /* RBSP */
492         int                     lightmapNum[ MAX_LIGHTMAPS ];                                                   /* RBSP */
493         int                     lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ]; /* RBSP */
494         int                     lightmapWidth, lightmapHeight;
495         
496         vec3_t          lightmapOrigin;
497         vec3_t          lightmapVecs[ 3 ];      /* on patches, [ 0 ] and [ 1 ] are lodbounds */
498         
499         int                     patchWidth;
500         int                     patchHeight;
501 }
502 bspDrawSurface_t;
503
504
505 /* advertisements */
506 typedef struct {
507         int                     cellId;
508         vec3_t          normal;
509         vec3_t          rect[4];
510         char            model[ MAX_QPATH ];
511 } bspAdvertisement_t;
512
513
514 /* -------------------------------------------------------------------------------
515
516 general types
517
518 ------------------------------------------------------------------------------- */
519
520 /* ydnar: for smaller structs */
521 typedef char    qb_t;
522
523
524 /* ydnar: for q3map_tcMod */
525 typedef float   tcMod_t[ 3 ][ 3 ];
526
527
528 /* ydnar: for multiple game support */
529 typedef struct surfaceParm_s
530 {
531         char            *name;
532         int                     contentFlags, contentFlagsClear;
533         int                     surfaceFlags, surfaceFlagsClear;
534         int                     compileFlags, compileFlagsClear;
535 }
536 surfaceParm_t;
537
538 typedef enum
539 {
540         MINIMAP_MODE_GRAY,
541         MINIMAP_MODE_BLACK,
542         MINIMAP_MODE_WHITE
543 }
544 miniMapMode_t;
545
546 typedef struct game_s
547 {
548         char                            *arg;                                                   /* -game matches this */
549         char                            *gamePath;                                              /* main game data dir */
550         char                            *homeBasePath;                                  /* home sub-dir on unix */
551         char                            *magic;                                                 /* magic word for figuring out base path */
552         char                            *shaderPath;                                    /* shader directory */
553         int                                     maxLMSurfaceVerts;                              /* default maximum meta surface verts */
554         int                                     maxSurfaceVerts;                                /* default maximum surface verts */
555         int                                     maxSurfaceIndexes;                              /* default maximum surface indexes (tris * 3) */
556         qboolean                        emitFlares;                                             /* when true, emit flare surfaces */
557         char                            *flareShader;                                   /* default flare shader (MUST BE SET) */
558         qboolean                        wolfLight;                                              /* when true, lights work like wolf q3map  */
559         int                                     lightmapSize;                                   /* bsp lightmap width/height */
560         float                           lightmapGamma;                                  /* default lightmap gamma */
561         float                           lightmapExposure;                               /* default lightmap exposure */
562         float                           lightmapCompensate;                             /* default lightmap compensate value */
563         float                           gridScale;                                              /* vortex: default lightgrid scale (affects both directional and ambient spectres) */
564         float                           gridAmbientScale;                               /* vortex: default lightgrid ambient spectre scale */
565         qboolean                        noStyles;                                               /* use lightstyles hack or not */
566         qboolean                        keepLights;                                             /* keep light entities on bsp */
567         int                                     patchSubdivisions;                              /* default patch subdivisions tolerance */
568         qboolean                        patchShadows;                                   /* patch casting enabled */
569         qboolean                        deluxeMap;                                              /* compile deluxemaps */
570         int                                     deluxeMode;                                             /* deluxemap mode (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
571         int                 miniMapSize;                    /* minimap size */
572         float               miniMapSharpen;                 /* minimap sharpening coefficient */
573         float               miniMapBorder;                  /* minimap border amount */
574         qboolean            miniMapKeepAspect;              /* minimap keep aspect ratio by letterboxing */
575         miniMapMode_t       miniMapMode;                    /* minimap mode */
576         char                *miniMapNameFormat;             /* minimap name format */
577         char                            *bspIdent;                                              /* 4-letter bsp file prefix */
578         int                                     bspVersion;                                             /* bsp version to use */
579         qboolean                        lumpSwap;                                               /* cod-style len/ofs order */
580         bspFunc                         load, write;                                    /* load/write function pointers */
581         surfaceParm_t           surfaceParms[ 128 ];                    /* surfaceparm array */
582 }
583 game_t;
584
585
586 typedef struct image_s
587 {
588         char                            *name, *filename;
589         int                                     refCount;
590         int                                     width, height;
591         byte                            *pixels;
592 }
593 image_t;
594
595
596 typedef struct sun_s
597 {
598         struct sun_s            *next;
599         vec3_t                          direction, color;
600         float                           photons, deviance, filterRadius;
601         int                                     numSamples, style;
602 }
603 sun_t;
604
605
606 typedef struct surfaceModel_s 
607 {
608         struct surfaceModel_s   *next;
609         char                            model[ MAX_QPATH ];
610         float                           density, odds;
611         float                           minScale, maxScale;
612         float                           minAngle, maxAngle;
613         qboolean                        oriented;
614 }
615 surfaceModel_t;
616
617
618 /* ydnar/sd: foliage stuff for wolf et (engine-supported optimization of the above) */
619 typedef struct foliage_s 
620 {
621         struct foliage_s        *next;
622         char                            model[ MAX_QPATH ];
623         float                           scale, density, odds;
624         qboolean                        inverseAlpha;
625 }
626 foliage_t;
627
628 typedef struct foliageInstance_s
629 {
630         vec3_t                          xyz, normal;
631 }
632 foliageInstance_t;
633
634
635 typedef struct remap_s
636 {
637         struct remap_s          *next;
638         char                            from[ 1024 ];
639         char                            to[ MAX_QPATH ];
640 }
641 remap_t;
642
643
644 /* wingdi.h hack, it's the same: 0 */
645 #undef CM_NONE
646
647 typedef enum
648 {
649         CM_NONE,
650         CM_VOLUME,
651         CM_COLOR_SET,
652         CM_ALPHA_SET,
653         CM_COLOR_SCALE,
654         CM_ALPHA_SCALE,
655         CM_COLOR_DOT_PRODUCT,
656         CM_ALPHA_DOT_PRODUCT,
657         CM_COLOR_DOT_PRODUCT_SCALE,
658         CM_ALPHA_DOT_PRODUCT_SCALE,
659         CM_COLOR_DOT_PRODUCT_2,
660         CM_ALPHA_DOT_PRODUCT_2,
661         CM_COLOR_DOT_PRODUCT_2_SCALE,
662         CM_ALPHA_DOT_PRODUCT_2_SCALE
663 }
664 colorModType_t;
665
666
667 typedef struct colorMod_s
668 {
669         struct colorMod_s       *next;
670         colorModType_t          type;
671         vec_t                           data[ 16 ];
672 }
673 colorMod_t;
674
675
676 typedef enum
677 {
678         IM_NONE,
679         IM_OPAQUE,
680         IM_MASKED,
681         IM_BLEND
682 }
683 implicitMap_t;
684
685
686 typedef struct shaderInfo_s
687 {
688         char                            shader[ MAX_QPATH ];
689         int                                     surfaceFlags;
690         int                                     contentFlags;
691         int                                     compileFlags;
692         float                           value;                                                  /* light value */
693         
694         char                            *flareShader;                                   /* for light flares */
695         char                            *damageShader;                                  /* ydnar: sof2 damage shader name */
696         char                            *backShader;                                    /* for surfaces that generate different front and back passes */
697         char                            *cloneShader;                                   /* ydnar: for cloning of a surface */
698         char                            *remapShader;                                   /* ydnar: remap a shader in final stage */
699         char                            *deprecateShader;                               /* vortex: shader is deprecated and replaced by this on use */
700
701         surfaceModel_t          *surfaceModel;                                  /* ydnar: for distribution of models */
702         foliage_t                       *foliage;                                               /* ydnar/splash damage: wolf et foliage */
703         
704         float                           subdivisions;                                   /* from a "tesssize xxx" */
705         float                           backsplashFraction;                             /* floating point value, usually 0.05 */
706         float                           backsplashDistance;                             /* default 16 */
707         float                           lightSubdivide;                                 /* default 999 */
708         float                           lightFilterRadius;                              /* ydnar: lightmap filtering/blurring radius for lights created by this shader (default: 0) */
709         
710         int                                     lightmapSampleSize;                             /* lightmap sample size */
711         float                           lightmapSampleOffset;                   /* ydnar: lightmap sample offset (default: 1.0) */
712         
713         float                           bounceScale;                                    /* ydnar: radiosity re-emission [0,1.0+] */
714         float                           offset;                                                 /* ydnar: offset in units */
715         float                           shadeAngleDegrees;                              /* ydnar: breaking angle for smooth shading (degrees) */
716         
717         vec3_t                          mins, maxs;                                             /* ydnar: for particle studio vertexDeform move support */
718         
719         qb_t                            legacyTerrain;                                  /* ydnar: enable legacy terrain crutches */
720         qb_t                            indexed;                                                /* ydnar: attempt to use indexmap (terrain alphamap style) */
721         qb_t                            forceMeta;                                              /* ydnar: force metasurface path */
722         qb_t                            noClip;                                                 /* ydnar: don't clip into bsp, preserve original face winding */
723         qb_t                            noFast;                                                 /* ydnar: supress fast lighting for surfaces with this shader */
724         qb_t                            invert;                                                 /* ydnar: reverse facing */
725         qb_t                            nonplanar;                                              /* ydnar: for nonplanar meta surface merging */
726         qb_t                            tcGen;                                                  /* ydnar: has explicit texcoord generation */
727         vec3_t                          vecs[ 2 ];                                              /* ydnar: explicit texture vectors for [0,1] texture space */
728         tcMod_t                         mod;                                                    /* ydnar: q3map_tcMod matrix for djbob :) */
729         vec3_t                          lightmapAxis;                                   /* ydnar: explicit lightmap axis projection */
730         colorMod_t                      *colorMod;                                              /* ydnar: q3map_rgb/color/alpha/Set/Mod support */
731         
732         int                                     furNumLayers;                                   /* ydnar: number of fur layers */
733         float                           furOffset;                                              /* ydnar: offset of each layer */
734         float                           furFade;                                                /* ydnar: alpha fade amount per layer */
735
736         qb_t                            splotchFix;                                             /* ydnar: filter splotches on lightmaps */
737         
738         qb_t                            hasPasses;                                              /* false if the shader doesn't define any rendering passes */
739         qb_t                            globalTexture;                                  /* don't normalize texture repeats */
740         qb_t                            twoSided;                                               /* cull none */
741         qb_t                            autosprite;                                             /* autosprite shaders will become point lights instead of area lights */
742         qb_t                            polygonOffset;                                  /* ydnar: don't face cull this or against this */
743         qb_t                            patchShadows;                                   /* have patches casting shadows when using -light for this surface */
744         qb_t                            vertexShadows;                                  /* shadows will be casted at this surface even when vertex lit */
745         qb_t                            forceSunlight;                                  /* force sun light at this surface even tho we might not calculate shadows in vertex lighting */
746         qb_t                            notjunc;                                                /* don't use this surface for tjunction fixing */
747         qb_t                            fogParms;                                               /* ydnar: has fogparms */
748         qb_t                            noFog;                                                  /* ydnar: supress fogging */
749         qb_t                            clipModel;                                              /* ydnar: solid model hack */
750         qb_t                            noVertexLight;                                  /* ydnar: leave vertex color alone */
751         
752         byte                            styleMarker;                                    /* ydnar: light styles hack */
753         
754         float                           vertexScale;                                    /* vertex light scale */
755         
756         char                            skyParmsImageBase[ MAX_QPATH ]; /* ydnar: for skies */
757         
758         char                            editorImagePath[ MAX_QPATH ];   /* use this image to generate texture coordinates */
759         char                            lightImagePath[ MAX_QPATH ];    /* use this image to generate color / averageColor */
760         char                            normalImagePath[ MAX_QPATH ];   /* ydnar: normalmap image for bumpmapping */
761         
762         implicitMap_t           implicitMap;                                    /* ydnar: enemy territory implicit shaders */
763         char                            implicitImagePath[ MAX_QPATH ];
764         
765         image_t                         *shaderImage;
766         image_t                         *lightImage;
767         image_t                         *normalImage;
768         
769         float                           skyLightValue;                                  /* ydnar */
770         int                                     skyLightIterations;                             /* ydnar */
771         sun_t                           *sun;                                                   /* ydnar */
772         
773         vec3_t                          color;                                                  /* normalized color */
774         vec3_t                          averageColor;
775         byte                            lightStyle;                                     
776
777         /* vortex: per-surface floodlight */
778         float                           floodlightDirectionScale;
779         vec3_t                          floodlightRGB; 
780         float                           floodlightIntensity;
781         float                           floodlightDistance;
782         
783         qb_t                            lmMergable;                                             /* ydnar */
784         int                                     lmCustomWidth, lmCustomHeight;  /* ydnar */
785         float                           lmBrightness;                                   /* ydnar */
786         float                           lmFilterRadius;                                 /* ydnar: lightmap filtering/blurring radius for this shader (default: 0) */
787         
788         int                                     shaderWidth, shaderHeight;              /* ydnar */
789         float                           stFlat[ 2 ];
790         
791         vec3_t                          fogDir;                                                 /* ydnar */
792         
793         char                            *shaderText;                                    /* ydnar */
794         qb_t                            custom;
795         qb_t                            finished;
796 }
797 shaderInfo_t;
798
799
800
801 /* -------------------------------------------------------------------------------
802
803 bsp structures
804
805 ------------------------------------------------------------------------------- */
806
807 typedef struct face_s
808 {
809         struct face_s           *next;
810         int                                     planenum;
811         int                                     priority;
812         //qboolean                      checked;
813         int                                     compileFlags;
814         winding_t                       *w;
815 }
816 face_t;
817
818
819 typedef struct plane_s
820 {
821         vec3_t                          normal;
822         vec_t                           dist;
823         int                                     type;
824         int                 counter;
825         int                                     hash_chain;
826 }
827 plane_t;
828
829
830 typedef struct side_s
831 {
832         int                                     planenum;
833         
834         int                                     outputNum;                      /* set when the side is written to the file list */
835         
836         float                           texMat[ 2 ][ 3 ];       /* brush primitive texture matrix */
837         float                           vecs[ 2 ][ 4 ];         /* old-style texture coordinate mapping */
838
839         winding_t                       *winding;
840         winding_t                       *visibleHull;           /* convex hull of all visible fragments */
841
842         shaderInfo_t            *shaderInfo;
843
844         int                                     contentFlags;           /* from shaderInfo */
845         int                                     surfaceFlags;           /* from shaderInfo */
846         int                                     compileFlags;           /* from shaderInfo */
847         int                                     value;                          /* from shaderInfo */
848
849         qboolean                        visible;                        /* choose visble planes first */
850         qboolean                        bevel;                          /* don't ever use for bsp splitting, and don't bother making windings for it */
851         qboolean                        culled;                         /* ydnar: face culling */
852 }
853 side_t;
854
855
856 typedef struct sideRef_s
857 {
858         struct sideRef_s        *next;
859         side_t                          *side;
860 }
861 sideRef_t;
862
863
864 /* ydnar: generic index mapping for entities (natural extension of terrain texturing) */
865 typedef struct indexMap_s
866 {
867         int                                     w, h, numLayers;
868         char                            name[ MAX_QPATH ], shader[ MAX_QPATH ];
869         float                           offsets[ 256 ];
870         byte                            *pixels;
871 }
872 indexMap_t;
873
874
875 typedef struct brush_s
876 {
877         struct brush_s          *next;
878         struct brush_s          *nextColorModBrush;     /* ydnar: colorMod volume brushes go here */
879         struct brush_s          *original;                      /* chopped up brushes will reference the originals */
880         
881         int                                     entityNum, brushNum;/* editor numbering */
882         int                                     outputNum;                      /* set when the brush is written to the file list */
883         
884         /* ydnar: for shadowcasting entities */
885         int                                     castShadows;
886         int                                     recvShadows;
887         
888         shaderInfo_t            *contentShader;
889         shaderInfo_t            *celShader;                     /* :) */
890         
891         /* ydnar: gs mods */
892         float                           lightmapScale;
893         float                           shadeAngleDegrees; /* jal : entity based _shadeangle */
894         vec3_t                          eMins, eMaxs;
895         indexMap_t                      *im;
896
897         int                                     contentFlags;
898         int                                     compileFlags;           /* ydnar */
899         qboolean                        detail;
900         qboolean                        opaque;
901
902         int                                     portalareas[ 2 ];
903
904         vec3_t                          mins, maxs;
905         int                                     numsides;
906         
907         side_t                          sides[ 6 ];                     /* variably sized */
908 }
909 brush_t;
910
911
912 typedef struct fog_s
913 {
914         shaderInfo_t            *si;
915         brush_t                         *brush;
916         int                                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
917 }
918 fog_t;
919
920
921 typedef struct
922 {
923         int                                     width, height;
924         bspDrawVert_t           *verts;
925 }
926 mesh_t;
927
928
929 typedef struct parseMesh_s
930 {
931         struct parseMesh_s      *next;
932         
933         int                                     entityNum, brushNum;    /* ydnar: editor numbering */
934         
935         /* ydnar: for shadowcasting entities */
936         int                                     castShadows;
937         int                                     recvShadows;
938         
939         mesh_t                          mesh;
940         shaderInfo_t            *shaderInfo;
941         shaderInfo_t            *celShader;                             /* :) */
942         
943         /* ydnar: gs mods */
944         float                           lightmapScale;
945         vec3_t                          eMins, eMaxs;
946         indexMap_t                      *im;
947         
948         /* grouping */
949         qboolean                        grouped;
950         float                           longestCurve;
951         int                                     maxIterations;
952 }
953 parseMesh_t;
954
955
956 /*
957         ydnar: the drawsurf struct was extended to allow for:
958         - non-convex planar surfaces
959         - non-planar brushface surfaces
960         - lightmapped terrain
961         - planar patches
962 */
963
964 typedef enum
965 {
966         /* ydnar: these match up exactly with bspSurfaceType_t */
967         SURFACE_BAD,
968         SURFACE_FACE,
969         SURFACE_PATCH,
970         SURFACE_TRIANGLES,
971         SURFACE_FLARE,
972         SURFACE_FOLIAGE,        /* wolf et */
973         
974         /* ydnar: compiler-relevant surface types */
975         SURFACE_FORCED_META,
976         SURFACE_META,
977         SURFACE_FOGHULL,
978         SURFACE_DECAL,
979         SURFACE_SHADER,
980         
981         NUM_SURFACE_TYPES
982 }
983 surfaceType_t;
984
985 char                    *surfaceTypes[ NUM_SURFACE_TYPES ]
986 #ifndef MAIN_C
987                                 ;
988 #else
989                                 =
990                                 {
991                                         "SURFACE_BAD",
992                                         "SURFACE_FACE",
993                                         "SURFACE_PATCH",
994                                         "SURFACE_TRIANGLES",
995                                         "SURFACE_FLARE",
996                                         "SURFACE_FOLIAGE",
997                                         "SURFACE_FORCED_META",
998                                         "SURFACE_META",
999                                         "SURFACE_FOGHULL",
1000                                         "SURFACE_DECAL",
1001                                         "SURFACE_SHADER"
1002                                 };
1003 #endif
1004
1005
1006 /* ydnar: this struct needs an overhaul (again, heh) */
1007 typedef struct mapDrawSurface_s
1008 {
1009         surfaceType_t           type;
1010         qboolean                        planar;
1011         int                                     outputNum;                      /* ydnar: to match this sort of thing up */
1012         
1013         qboolean                        fur;                            /* ydnar: this is kind of a hack, but hey... */
1014         qboolean                        skybox;                         /* ydnar: yet another fun hack */
1015         qboolean                        backSide;                       /* ydnar: q3map_backShader support */
1016         
1017         struct mapDrawSurface_s *parent;                /* ydnar: for cloned (skybox) surfaces to share lighting data */
1018         struct mapDrawSurface_s *clone;                 /* ydnar: for cloned surfaces */
1019         struct mapDrawSurface_s *cel;                   /* ydnar: for cloned cel surfaces */
1020         
1021         shaderInfo_t            *shaderInfo;
1022         shaderInfo_t            *celShader;
1023         brush_t                         *mapBrush;
1024         parseMesh_t                     *mapMesh;
1025         sideRef_t                       *sideRef;
1026         
1027         int                                     fogNum;
1028         
1029         int                                     numVerts;                       /* vertexes and triangles */
1030         bspDrawVert_t           *verts;
1031         int                                     numIndexes;
1032         int                                     *indexes;
1033         
1034         int                                     planeNum;
1035         vec3_t                          lightmapOrigin;         /* also used for flares */
1036         vec3_t                          lightmapVecs[ 3 ];      /* also used for flares */
1037         int                                     lightStyle;                     /* used for flares */
1038         
1039         /* ydnar: per-surface (per-entity, actually) lightmap sample size scaling */
1040         float                           lightmapScale;
1041
1042         /* jal: per-surface (per-entity, actually) shadeangle */
1043         float                           shadeAngleDegrees;
1044         
1045         /* ydnar: surface classification */
1046         vec3_t                          mins, maxs;
1047         vec3_t                          lightmapAxis;
1048         int                                     sampleSize;
1049         
1050         /* ydnar: shadow group support */
1051         int                                     castShadows, recvShadows;
1052         
1053         /* ydnar: texture coordinate range monitoring for hardware with limited texcoord precision (in texel space) */
1054         float                           bias[ 2 ];
1055         int                                     texMins[ 2 ], texMaxs[ 2 ], texRange[ 2 ];
1056                 
1057         /* ydnar: for patches */
1058         float                           longestCurve;
1059         int                                     maxIterations;
1060         int                                     patchWidth, patchHeight;
1061         vec3_t                          bounds[ 2 ];
1062
1063         /* ydnar/sd: for foliage */
1064         int                                     numFoliageInstances;
1065         
1066         /* ydnar: editor/useful numbering */
1067         int                                     entityNum;
1068         int                                     surfaceNum;
1069 }
1070 mapDrawSurface_t;
1071
1072
1073 typedef struct drawSurfRef_s
1074 {
1075         struct drawSurfRef_s    *nextRef;
1076         int                                     outputNum;
1077 }
1078 drawSurfRef_t;
1079
1080
1081 /* ydnar: metasurfaces are constructed from lists of metatriangles so they can be merged in the best way */
1082 typedef struct metaTriangle_s
1083 {
1084         shaderInfo_t            *si;
1085         side_t                          *side;
1086         int                                     entityNum, surfaceNum, planeNum, fogNum, sampleSize, castShadows, recvShadows;
1087         float                           shadeAngleDegrees;
1088         vec4_t                          plane;
1089         vec3_t                          lightmapAxis;
1090         int                                     indexes[ 3 ];
1091 }
1092 metaTriangle_t;
1093
1094
1095 typedef struct epair_s
1096 {
1097         struct epair_s          *next;
1098         char                            *key, *value;
1099 }
1100 epair_t;
1101
1102
1103 typedef struct
1104 {
1105         vec3_t                          origin;
1106         brush_t                         *brushes, *lastBrush, *colorModBrushes;
1107         parseMesh_t                     *patches;
1108         int                                     mapEntityNum, firstDrawSurf;
1109         int                                     firstBrush, numBrushes;         /* only valid during BSP compile */
1110         epair_t                         *epairs;
1111         vec3_t                          originbrush_origin;
1112 }
1113 entity_t;
1114
1115
1116 typedef struct node_s
1117 {
1118         /* both leafs and nodes */
1119         int                                     planenum;               /* -1 = leaf node */
1120         struct node_s           *parent;
1121         vec3_t                          mins, maxs;             /* valid after portalization */
1122         brush_t                         *volume;                /* one for each leaf/node */
1123
1124         /* nodes only */
1125         side_t                          *side;                  /* the side that created the node */
1126         struct node_s           *children[ 2 ];
1127         int                                     compileFlags;   /* ydnar: hint, antiportal */
1128         int                                     tinyportals;
1129         vec3_t                          referencepoint;
1130
1131         /* leafs only */
1132         qboolean                        opaque;                 /* view can never be inside */
1133         qboolean                        areaportal;
1134         qboolean                        skybox;                 /* ydnar: a skybox leaf */
1135         qboolean                        sky;                    /* ydnar: a sky leaf */
1136         int                                     cluster;                /* for portalfile writing */
1137         int                                     area;                   /* for areaportals */
1138         brush_t                         *brushlist;             /* fragments of all brushes in this leaf */
1139         drawSurfRef_t           *drawSurfReferences;
1140
1141         int                                     occupied;               /* 1 or greater can reach entity */
1142         entity_t                        *occupant;              /* for leak file testing */
1143
1144         struct portal_s         *portals;               /* also on nodes during construction */
1145
1146         qboolean            has_structural_children;
1147 }
1148 node_t;
1149
1150
1151 typedef struct portal_s
1152 {
1153         plane_t                         plane;
1154         node_t                          *onnode;                /* NULL = outside box */
1155         node_t                          *nodes[ 2 ];    /* [ 0 ] = front side of plane */
1156         struct portal_s         *next[ 2 ];
1157         winding_t                       *winding;
1158
1159         qboolean                        sidefound;              /* false if ->side hasn't been checked */
1160         int                                     compileFlags;   /* from original face that caused the split */
1161         side_t                          *side;                  /* NULL = non-visible */
1162 }
1163 portal_t;
1164
1165
1166 typedef struct
1167 {
1168         node_t                          *headnode;
1169         node_t                          outside_node;
1170         vec3_t                          mins, maxs;
1171 }
1172 tree_t;
1173
1174
1175
1176 /* -------------------------------------------------------------------------------
1177
1178 vis structures
1179
1180 ------------------------------------------------------------------------------- */
1181
1182 typedef struct
1183 {
1184         vec3_t                          normal;
1185         float                           dist;
1186 }
1187 visPlane_t;
1188
1189
1190 typedef struct
1191 {
1192         int                                     numpoints;
1193         vec3_t                          points[ MAX_POINTS_ON_FIXED_WINDING     ];              /* variable sized */
1194
1195 fixedWinding_t;
1196
1197
1198 typedef struct passage_s
1199 {
1200         struct passage_s        *next;
1201         byte                            cansee[ 1 ];    /* all portals that can be seen through this passage */
1202 } passage_t;
1203
1204
1205 typedef enum
1206 {
1207         stat_none,
1208         stat_working,
1209         stat_done
1210 }
1211 vstatus_t;
1212
1213
1214 typedef struct
1215 {
1216         int                                     num;
1217         qboolean                        hint;                   /* true if this portal was created from a hint splitter */
1218         qboolean                        removed;
1219         visPlane_t                      plane;                  /* normal pointing into neighbor */
1220         int                                     leaf;                   /* neighbor */
1221         
1222         vec3_t                          origin;                 /* for fast clip testing */
1223         float                           radius;
1224
1225         fixedWinding_t          *winding;
1226         vstatus_t                       status;
1227         byte                            *portalfront;   /* [portals], preliminary */
1228         byte                            *portalflood;   /* [portals], intermediate */
1229         byte                            *portalvis;             /* [portals], final */
1230
1231         int                                     nummightsee;    /* bit count on portalflood for sort */
1232         passage_t                       *passages;              /* there are just as many passages as there */
1233                                                                                 /* are portals in the leaf this portal leads */
1234 }
1235 vportal_t;
1236
1237
1238 typedef struct leaf_s
1239 {
1240         int                                     numportals;
1241         int                                     merged;
1242         vportal_t                       *portals[MAX_PORTALS_ON_LEAF];
1243 }
1244 leaf_t;
1245
1246         
1247 typedef struct pstack_s
1248 {
1249         byte                            mightsee[ MAX_PORTALS / 8 ];
1250         struct pstack_s         *next;
1251         leaf_t                          *leaf;
1252         vportal_t                       *portal;                /* portal exiting */
1253         fixedWinding_t          *source;
1254         fixedWinding_t          *pass;
1255
1256         fixedWinding_t          windings[ 3 ];  /* source, pass, temp in any order */
1257         int                                     freewindings[ 3 ];
1258
1259         visPlane_t                      portalplane;
1260         int depth;
1261 #ifdef SEPERATORCACHE
1262         visPlane_t                      seperators[ 2 ][ MAX_SEPERATORS ];
1263         int                                     numseperators[ 2 ];
1264 #endif
1265 }
1266 pstack_t;
1267
1268
1269 typedef struct
1270 {
1271         vportal_t                       *base;
1272         int                                     c_chains;
1273         pstack_t                        pstack_head;
1274 }
1275 threaddata_t;
1276
1277
1278
1279 /* -------------------------------------------------------------------------------
1280
1281 light structures
1282
1283 ------------------------------------------------------------------------------- */
1284
1285 /* ydnar: new light struct with flags */
1286 typedef struct light_s
1287 {
1288         struct light_s          *next;
1289         
1290         int                                     type;
1291         int                                     flags;                  /* ydnar: condensed all the booleans into one flags int */
1292         shaderInfo_t            *si;
1293         
1294         vec3_t                          origin;
1295         vec3_t                          normal;                 /* for surfaces, spotlights, and suns */
1296         float                           dist;                   /* plane location along normal */
1297         
1298         float                           photons;
1299         int                                     style;
1300         vec3_t                          color;
1301         float                           radiusByDist;   /* for spotlights */
1302         float                           fade;                   /* ydnar: from wolf, for linear lights */
1303         float                           angleScale;             /* ydnar: stolen from vlight for K */
1304
1305         float                           add;                    /* ydnar: used for area lights */
1306         float                           envelope;               /* ydnar: units until falloff < tolerance */
1307         float                           envelope2;              /* ydnar: envelope squared (tiny optimization) */
1308         vec3_t                          mins, maxs;             /* ydnar: pvs envelope */
1309         int                                     cluster;                /* ydnar: cluster light falls into */
1310         
1311         winding_t                       *w;
1312         vec3_t                          emitColor;              /* full out-of-gamut value */
1313         
1314         float                           falloffTolerance;       /* ydnar: minimum attenuation threshold */
1315         float                           filterRadius;   /* ydnar: lightmap filter radius in world units, 0 == default */
1316 }
1317 light_t;
1318
1319
1320 typedef struct
1321 {
1322         /* constant input */
1323         qboolean                        testOcclusion, forceSunlight, testAll;
1324         int                                     recvShadows;
1325         
1326         int                                     numSurfaces;
1327         int                                     *surfaces;
1328         
1329         int                                     numLights;
1330         light_t                         **lights;
1331         
1332         qboolean                        twoSided;
1333         
1334         /* per-sample input */
1335         int                                     cluster;
1336         vec3_t                          origin, normal;
1337         vec_t                           inhibitRadius;  /* sphere in which occluding geometry is ignored */
1338         
1339         /* per-light input */
1340         light_t                         *light;
1341         vec3_t                          end;
1342         
1343         /* calculated input */
1344         vec3_t                          displacement, direction;
1345         vec_t                           distance;
1346         
1347         /* input and output */
1348         vec3_t                          color;                  /* starts out at full color, may be reduced if transparent surfaces are crossed */
1349         vec3_t                          colorNoShadow;  /* result color with no shadow casting */
1350
1351         /* output */
1352         vec3_t                          hit;
1353         int                                     compileFlags;   /* for determining surface compile flags traced through */
1354         qboolean                        passSolid;
1355         qboolean                        opaque;
1356         
1357         /* working data */
1358         int                                     numTestNodes;
1359         int                                     testNodes[ MAX_TRACE_TEST_NODES ]; 
1360 }
1361 trace_t;
1362
1363
1364
1365 /* must be identical to bspDrawVert_t except for float color! */
1366 typedef struct
1367 {
1368         vec3_t                          xyz;
1369         float                           st[ 2 ];
1370         float                           lightmap[ MAX_LIGHTMAPS ][ 2 ];
1371         vec3_t                          normal;
1372         float                           color[ MAX_LIGHTMAPS ][ 4 ];
1373 }
1374 radVert_t;
1375
1376
1377 typedef struct
1378 {
1379         int                                     numVerts;
1380         radVert_t                       verts[ MAX_POINTS_ON_WINDING ];
1381 }
1382 radWinding_t;
1383
1384
1385 /* crutch for poor local allocations in win32 smp */
1386 typedef struct
1387 {
1388         vec_t                           dists[ MAX_POINTS_ON_WINDING + 4 ];
1389         int                                     sides[ MAX_POINTS_ON_WINDING + 4 ];
1390 }
1391 clipWork_t;
1392
1393
1394 /* ydnar: new lightmap handling code */
1395 typedef struct outLightmap_s
1396 {
1397         int                                     lightmapNum, extLightmapNum;
1398         int                                     customWidth, customHeight;
1399         int                                     numLightmaps;
1400         int                                     freeLuxels;
1401         int                                     numShaders;
1402         shaderInfo_t            *shaders[ MAX_LIGHTMAP_SHADERS ];
1403         byte                            *lightBits;
1404         byte                            *bspLightBytes;
1405         byte                            *bspDirBytes;
1406 }
1407 outLightmap_t;
1408
1409
1410 typedef struct rawLightmap_s
1411 {
1412         qboolean                                finished, splotchFix, wrap[ 2 ];
1413         int                                             customWidth, customHeight;
1414         float                                   brightness;
1415         float                                   filterRadius;
1416         
1417         int                                             firstLightSurface, numLightSurfaces;    /* index into lightSurfaces */
1418         int                                             numLightClusters, *lightClusters;
1419         
1420         int                                             sampleSize, actualSampleSize, axisNum;
1421
1422         /* vortex: per-surface floodlight */
1423         float                                   floodlightDirectionScale;
1424         vec3_t                                  floodlightRGB; 
1425         float                                   floodlightIntensity;
1426         float                                   floodlightDistance;
1427
1428         int                                             entityNum;
1429         int                                             recvShadows;
1430         vec3_t                                  mins, maxs, axis, origin, *vecs;
1431         float                                   *plane;
1432         int                                             w, h, sw, sh, used;
1433         
1434         qboolean                                solid[ MAX_LIGHTMAPS ];
1435         vec3_t                                  solidColor[ MAX_LIGHTMAPS ];
1436         
1437         int                                             numStyledTwins;
1438         struct rawLightmap_s    *twins[ MAX_LIGHTMAPS ];
1439
1440         int                                             outLightmapNums[ MAX_LIGHTMAPS ];
1441         int                                             twinNums[ MAX_LIGHTMAPS ];
1442         int                                             lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ];
1443         byte                                    styles[ MAX_LIGHTMAPS ];
1444         float                                   *bspLuxels[ MAX_LIGHTMAPS ];
1445         float                                   *radLuxels[ MAX_LIGHTMAPS ];
1446         float                                   *superLuxels[ MAX_LIGHTMAPS ];
1447         float                                   *superOrigins;
1448         float                                   *superNormals;
1449         int                                             *superClusters;
1450         
1451         float                                   *superDeluxels; /* average light direction */
1452         float                                   *bspDeluxels;
1453         float                                   *superFloodLight;
1454 }
1455 rawLightmap_t;
1456
1457
1458 typedef struct rawGridPoint_s
1459 {
1460         vec3_t                          ambient[ MAX_LIGHTMAPS ];
1461         vec3_t                          directed[ MAX_LIGHTMAPS ];
1462         vec3_t                          dir;
1463         byte                            styles[ MAX_LIGHTMAPS ];
1464 }
1465 rawGridPoint_t;
1466
1467
1468 typedef struct surfaceInfo_s
1469 {
1470         int                                     modelindex;
1471         shaderInfo_t            *si;
1472         rawLightmap_t           *lm;
1473         int                                     parentSurfaceNum, childSurfaceNum;
1474         int                                     entityNum, castShadows, recvShadows, sampleSize, patchIterations;
1475         float                           longestCurve;
1476         float                           *plane;
1477         vec3_t                          axis, mins, maxs;
1478         qboolean                        hasLightmap, approximated;
1479         int                                     firstSurfaceCluster, numSurfaceClusters;
1480 }
1481 surfaceInfo_t;
1482
1483 /* -------------------------------------------------------------------------------
1484
1485 prototypes
1486
1487 ------------------------------------------------------------------------------- */
1488
1489 /* main.c */
1490 vec_t                                           Random( void );
1491 int                                                     BSPInfo( int count, char **fileNames );
1492 int                                                     ScaleBSPMain( int argc, char **argv );
1493 int                                                     ConvertMain( int argc, char **argv );
1494
1495
1496 /* path_init.c */
1497 game_t                                          *GetGame( char *arg );
1498 void                                            InitPaths( int *argc, char **argv );
1499
1500
1501 /* bsp.c */
1502 int                                                     BSPMain( int argc, char **argv );
1503
1504
1505 /* convert_map.c */
1506 int                                                     ConvertBSPToMap( char *bspName );
1507
1508
1509 /* convert_ase.c */
1510 int                                                     ConvertBSPToASE( char *bspName );
1511
1512
1513 /* brush.c */
1514 sideRef_t                                       *AllocSideRef( side_t *side, sideRef_t *next );
1515 int                                                     CountBrushList( brush_t *brushes );
1516 brush_t                                         *AllocBrush( int numsides );
1517 void                                            FreeBrush( brush_t *brushes );
1518 void                                            FreeBrushList( brush_t *brushes );
1519 brush_t                                         *CopyBrush( brush_t *brush );
1520 qboolean                                        BoundBrush( brush_t *brush );
1521 qboolean                                        CreateBrushWindings( brush_t *brush );
1522 brush_t                                         *BrushFromBounds( vec3_t mins, vec3_t maxs );
1523 vec_t                                           BrushVolume( brush_t *brush );
1524 void                                            WriteBSPBrushMap( char *name, brush_t *list );
1525
1526 void                                            FilterDetailBrushesIntoTree( entity_t *e, tree_t *tree );
1527 void                                            FilterStructuralBrushesIntoTree( entity_t *e, tree_t *tree );
1528
1529 int                                                     BoxOnPlaneSide( vec3_t mins, vec3_t maxs, plane_t *plane );
1530 qboolean                                        WindingIsTiny( winding_t *w );
1531
1532 void                                            SplitBrush( brush_t *brush, int planenum, brush_t **front, brush_t **back);
1533
1534 tree_t                                          *AllocTree( void );
1535 node_t                                          *AllocNode( void );
1536
1537
1538 /* mesh.c */
1539 void                                            LerpDrawVert( bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *out );
1540 void                                            LerpDrawVertAmount( bspDrawVert_t *a, bspDrawVert_t *b, float amount, bspDrawVert_t *out );
1541 void                                            FreeMesh( mesh_t *m );
1542 mesh_t                                          *CopyMesh( mesh_t *mesh );
1543 void                                            PrintMesh( mesh_t *m );
1544 mesh_t                                          *TransposeMesh( mesh_t *in );
1545 void                                            InvertMesh( mesh_t *m );
1546 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1547 int                                                     IterationsForCurve( float len, int subdivisions );
1548 mesh_t                                          *SubdivideMesh2( mesh_t in, int iterations );
1549 mesh_t                                          *SubdivideMeshQuads( mesh_t *in, float minLength, int maxsize, int *widthtable, int *heighttable );
1550 mesh_t                                          *RemoveLinearMeshColumnsRows( mesh_t *in );
1551 void                                            MakeMeshNormals( mesh_t in );
1552 void                                            PutMeshOnCurve( mesh_t in );
1553
1554 void                                            MakeNormalVectors( vec3_t forward, vec3_t right, vec3_t up );
1555
1556
1557 /* map.c */
1558 void                                            LoadMapFile( char *filename, qboolean onlyLights );
1559 int                                                     FindFloatPlane( vec3_t normal, vec_t dist, int numPoints, vec3_t *points );
1560 int                                                     PlaneTypeForNormal( vec3_t normal );
1561 void                                            AddBrushBevels( void );
1562 brush_t                                         *FinishBrush( void );
1563
1564
1565 /* portals.c */
1566 void                                            MakeHeadnodePortals( tree_t *tree );
1567 void                                            MakeNodePortal( node_t *node );
1568 void                                            SplitNodePortals( node_t *node );
1569
1570 qboolean                                        PortalPassable( portal_t *p );
1571
1572 qboolean                                        FloodEntities( tree_t *tree );
1573 void                                            FillOutside( node_t *headnode);
1574 void                                            FloodAreas( tree_t *tree);
1575 face_t                                          *VisibleFaces( entity_t *e, tree_t *tree );
1576 void                                            FreePortal( portal_t *p );
1577
1578 void                                            MakeTreePortals( tree_t *tree );
1579
1580
1581 /* leakfile.c */
1582 xmlNodePtr                                      LeakFile( tree_t *tree );
1583
1584
1585 /* prtfile.c */
1586 void                                            NumberClusters( tree_t *tree );
1587 void                                            WritePortalFile( tree_t *tree );
1588
1589
1590 /* writebsp.c */
1591 void                                            SetModelNumbers( void );
1592 void                                            SetLightStyles( void );
1593
1594 int                                                     EmitShader( const char *shader, int *contentFlags, int *surfaceFlags );
1595
1596 void                                            BeginBSPFile( void );
1597 void                                            EndBSPFile( void );
1598 void                                            EmitBrushes( brush_t *brushes, int *firstBrush, int *numBrushes );
1599 void                                            EmitFogs( void );
1600
1601 void                                            BeginModel( void );
1602 void                                            EndModel( entity_t *e, node_t *headnode );
1603
1604
1605 /* tree.c */
1606 void                                            FreeTree( tree_t *tree );
1607 void                                            FreeTree_r( node_t *node );
1608 void                                            PrintTree_r( node_t *node, int depth );
1609 void                                            FreeTreePortals_r( node_t *node );
1610
1611
1612 /* patch.c */
1613 void                                            ParsePatch( qboolean onlyLights );
1614 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1615 void                                            PatchMapDrawSurfs( entity_t *e );
1616 void                                            TriangulatePatchSurface( entity_t *e , mapDrawSurface_t *ds );
1617
1618
1619 /* tjunction.c */
1620 void                                            FixTJunctions( entity_t *e );
1621
1622
1623 /* fog.c */
1624 winding_t                                       *WindingFromDrawSurf( mapDrawSurface_t *ds );
1625 void                                            FogDrawSurfaces( entity_t *e );
1626 int                                                     FogForPoint( vec3_t point, float epsilon );
1627 int                                                     FogForBounds( vec3_t mins, vec3_t maxs, float epsilon );
1628 void                                            CreateMapFogs( void );
1629
1630
1631 /* facebsp.c */
1632 face_t                                          *MakeStructuralBSPFaceList( brush_t *list );
1633 face_t                                          *MakeVisibleBSPFaceList( brush_t *list );
1634 tree_t                                          *FaceBSP( face_t *list );
1635
1636
1637 /* model.c */
1638 void                                            PicoPrintFunc( int level, const char *str );
1639 void                                            PicoLoadFileFunc( char *name, byte **buffer, int *bufSize );
1640 picoModel_t                                     *FindModel( char *name, int frame );
1641 picoModel_t                                     *LoadModel( char *name, int frame );
1642 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, float shadeAngle );
1643 void                                            AddTriangleModels( entity_t *e );
1644
1645
1646 /* surface.c */
1647 mapDrawSurface_t                        *AllocDrawSurface( surfaceType_t type );
1648 void                                            FinishSurface( mapDrawSurface_t *ds );
1649 void                                            StripFaceSurface( mapDrawSurface_t *ds );
1650 qboolean                                        CalcSurfaceTextureRange( mapDrawSurface_t *ds );
1651 qboolean                                        CalcLightmapAxis( vec3_t normal, vec3_t axis );
1652 void                                            ClassifySurfaces( int numSurfs, mapDrawSurface_t *ds );
1653 void                                            ClassifyEntitySurfaces( entity_t *e );
1654 void                                            TidyEntitySurfaces( entity_t *e );
1655 mapDrawSurface_t                        *CloneSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1656 mapDrawSurface_t                        *MakeCelSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1657 qboolean                                        IsTriangleDegenerate( bspDrawVert_t *points, int a, int b, int c );
1658 void                                            ClearSurface( mapDrawSurface_t *ds );
1659 void                                            AddEntitySurfaceModels( entity_t *e );
1660 mapDrawSurface_t                        *DrawSurfaceForSide( entity_t *e, brush_t *b, side_t *s, winding_t *w );
1661 mapDrawSurface_t                        *DrawSurfaceForMesh( entity_t *e, parseMesh_t *p, mesh_t *mesh );
1662 mapDrawSurface_t                        *DrawSurfaceForFlare( int entNum, vec3_t origin, vec3_t normal, vec3_t color, char *flareShader, int lightStyle );
1663 mapDrawSurface_t                        *DrawSurfaceForShader( char *shader );
1664 void                                            ClipSidesIntoTree( entity_t *e, tree_t *tree );
1665 void                                            MakeDebugPortalSurfs( tree_t *tree );
1666 void                                            MakeFogHullSurfs( entity_t *e, tree_t *tree, char *shader );
1667 void                                            SubdivideFaceSurfaces( entity_t *e, tree_t *tree );
1668 void                                            AddEntitySurfaceModels( entity_t *e );
1669 int                                                     AddSurfaceModels( mapDrawSurface_t *ds );
1670 void                                            FilterDrawsurfsIntoTree( entity_t *e, tree_t *tree );
1671 void                                            EmitPatchSurface( entity_t *e, mapDrawSurface_t *ds );
1672 void                                            EmitTriangleSurface( mapDrawSurface_t *ds );
1673
1674
1675 /* surface_fur.c */
1676 void                                            Fur( mapDrawSurface_t *src );
1677
1678
1679 /* surface_foliage.c */
1680 void                                            Foliage( mapDrawSurface_t *src );
1681
1682
1683 /* ydnar: surface_meta.c */
1684 void                                            ClearMetaTriangles( void );
1685 int                                                     FindMetaTriangle( metaTriangle_t *src, bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *c, int planeNum );
1686 void                                            MakeEntityMetaTriangles( entity_t *e );
1687 void                                            FixMetaTJunctions( void );
1688 void                                            SmoothMetaTriangles( void );
1689 void                                            MergeMetaTriangles( void );
1690 void                                            EmitMetaStats(); // vortex: print meta statistics even in no-verbose mode
1691
1692
1693 /* surface_extra.c */
1694 void                                            SetDefaultSampleSize( int sampleSize );
1695
1696 void                                            SetSurfaceExtra( mapDrawSurface_t *ds, int num );
1697
1698 shaderInfo_t                            *GetSurfaceExtraShaderInfo( int num );
1699 int                                                     GetSurfaceExtraParentSurfaceNum( int num );
1700 int                                                     GetSurfaceExtraEntityNum( int num );
1701 int                                                     GetSurfaceExtraCastShadows( int num );
1702 int                                                     GetSurfaceExtraRecvShadows( int num );
1703 int                                                     GetSurfaceExtraSampleSize( int num );
1704 int                                                     GetSurfaceExtraMinSampleSize( int num );
1705 float                                           GetSurfaceExtraLongestCurve( int num );
1706 void                                            GetSurfaceExtraLightmapAxis( int num, vec3_t lightmapAxis );
1707
1708 void                                            WriteSurfaceExtraFile( const char *path );
1709 void                                            LoadSurfaceExtraFile( const char *path );
1710
1711
1712 /* decals.c */
1713 void                                            ProcessDecals( void );
1714 void                                            MakeEntityDecals( entity_t *e );
1715
1716
1717 /* brush_primit.c */
1718 void                                            ComputeAxisBase( vec3_t normal, vec3_t texX, vec3_t texY);
1719
1720
1721 /* vis.c */
1722 fixedWinding_t                          *NewFixedWinding( int points );
1723 int                                                     VisMain( int argc, char **argv );
1724
1725 /* visflow.c */
1726 int                                                     CountBits( byte *bits, int numbits );
1727 void                                            PassageFlow( int portalnum );
1728 void                                            CreatePassages( int portalnum );
1729 void                                            PassageMemory( void );
1730 void                                            BasePortalVis( int portalnum );
1731 void                                            BetterPortalVis( int portalnum );
1732 void                                            PortalFlow( int portalnum );
1733 void                                            PassagePortalFlow( int portalnum );
1734
1735
1736
1737 /* light.c  */
1738 float                                           PointToPolygonFormFactor( const vec3_t point, const vec3_t normal, const winding_t *w );
1739 int                                                     LightContributionToSample( trace_t *trace );
1740 void                                            LightingAtSample( trace_t *trace, byte styles[ MAX_LIGHTMAPS ], vec3_t colors[ MAX_LIGHTMAPS ] );
1741 int                                                     LightContributionToPoint( trace_t *trace );
1742 int                                                     LightMain( int argc, char **argv );
1743
1744
1745 /* light_trace.c */
1746 void                                            SetupTraceNodes( void );
1747 void                                            TraceLine( trace_t *trace );
1748 float                                           SetupTrace( trace_t *trace );
1749
1750
1751 /* light_bounce.c */
1752 qboolean                                        RadSampleImage( byte *pixels, int width, int height, float st[ 2 ], float color[ 4 ] );
1753 void                                            RadLightForTriangles( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1754 void                                            RadLightForPatch( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1755 void                                            RadCreateDiffuseLights( void );
1756 void                                            RadFreeLights();
1757
1758
1759 /* light_ydnar.c */
1760 void                                            ColorToBytes( const float *color, byte *colorBytes, float scale );
1761 void                                            SmoothNormals( void );
1762
1763 void                                            MapRawLightmap( int num );
1764
1765 void                                            SetupDirt();
1766 float                                           DirtForSample( trace_t *trace );
1767 void                                            DirtyRawLightmap( int num );
1768
1769 void                                            SetupFloodLight();
1770 void                                            FloodlightRawLightmaps();
1771 void                                            FloodlightIlluminateLightmap( rawLightmap_t *lm );
1772 float                                           FloodLightForSample( trace_t *trace , float floodLightDistance, qboolean floodLightLowQuality);
1773 void                                            FloodLightRawLightmap( int num );
1774
1775 void                                            IlluminateRawLightmap( int num );
1776 void                                            IlluminateVertexes( int num );
1777
1778 void                                            SetupBrushes( void );
1779 void                                            SetupClusters( void );
1780 qboolean                                        ClusterVisible( int a, int b );
1781 qboolean                                        ClusterVisibleToPoint( vec3_t point, int cluster );
1782 int                                                     ClusterForPoint( vec3_t point );
1783 int                                                     ClusterForPointExt( vec3_t point, float epsilon );
1784 int                                                     ClusterForPointExtFilter( vec3_t point, float epsilon, int numClusters, int *clusters );
1785 int                                                     ShaderForPointInLeaf( vec3_t point, int leafNum, float epsilon, int wantContentFlags, int wantSurfaceFlags, int *contentFlags, int *surfaceFlags );
1786 void                                            SetupEnvelopes( qboolean forGrid, qboolean fastFlag );
1787 void                                            FreeTraceLights( trace_t *trace );
1788 void                                            CreateTraceLightsForBounds( vec3_t mins, vec3_t maxs, vec3_t normal, int numClusters, int *clusters, int flags, trace_t *trace );
1789 void                                            CreateTraceLightsForSurface( int num, trace_t *trace );
1790
1791
1792 /* lightmaps_ydnar.c */
1793 void                                            ExportLightmaps( void );
1794
1795 int                                                     ExportLightmapsMain( int argc, char **argv );
1796 int                                                     ImportLightmapsMain( int argc, char **argv );
1797
1798 void                                            SetupSurfaceLightmaps( void );
1799 void                                            StitchSurfaceLightmaps( void );
1800 void                                            StoreSurfaceLightmaps( void );
1801
1802
1803 /* image.c */
1804 void                                            ImageFree( image_t *image );
1805 image_t                                         *ImageFind( const char *filename );
1806 image_t                                         *ImageLoad( const char *filename );
1807
1808
1809 /* shaders.c */
1810 void                                            ColorMod( colorMod_t *am, int numVerts, bspDrawVert_t *drawVerts );
1811
1812 void                                            TCMod( tcMod_t mod, float st[ 2 ] );
1813 void                                            TCModIdentity( tcMod_t mod );
1814 void                                            TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out );
1815 void                                            TCModTranslate( tcMod_t mod, float s, float t );
1816 void                                            TCModScale( tcMod_t mod, float s, float t );
1817 void                                            TCModRotate( tcMod_t mod, float euler );
1818
1819 qboolean                                        ApplySurfaceParm( char *name, int *contentFlags, int *surfaceFlags, int *compileFlags );
1820
1821 void                                            BeginMapShaderFile( const char *mapFile );
1822 void                                            WriteMapShaderFile( void );
1823 shaderInfo_t                            *CustomShader( shaderInfo_t *si, char *find, char *replace );
1824 void                                            EmitVertexRemapShader( char *from, char *to );
1825
1826 void                                            LoadShaderInfo( void );
1827 shaderInfo_t                            *ShaderInfoForShader( const char *shader );
1828
1829
1830 /* bspfile_abstract.c */
1831 void                                            SetGridPoints( int n );
1832 void                                            SetDrawVerts( int n );
1833 void                                            IncDrawVerts();
1834 void                                            SetDrawSurfaces(int n);
1835 void                                            SetDrawSurfacesBuffer();
1836 void                                            BSPFilesCleanup();
1837
1838 void                                            SwapBlock( int *block, int size );
1839
1840 int                                                     GetLumpElements( bspHeader_t *header, int lump, int size );
1841 void                                            *GetLump( bspHeader_t *header, int lump );
1842 int                                                     CopyLump( bspHeader_t *header, int lump, void *dest, int size );
1843 int                                                     CopyLump_Allocate( bspHeader_t *header, int lump, void **dest, int size, int *allocationVariable );
1844 void                                            AddLump( FILE *file, bspHeader_t *header, int lumpNum, const void *data, int length );
1845
1846 void                                            LoadBSPFile( const char *filename );
1847 void                                            WriteBSPFile( const char *filename );
1848 void                                            PrintBSPFileSizes( void );
1849
1850 epair_t                                         *ParseEPair( void );
1851 void                                            ParseEntities( void );
1852 void                                            UnparseEntities( void );
1853 void                                            PrintEntity( const entity_t *ent );
1854 void                                            SetKeyValue( entity_t *ent, const char *key, const char *value );
1855 qboolean                                        KeyExists( const entity_t *ent, const char *key ); /* VorteX: check if key exists */
1856 const char                                      *ValueForKey( const entity_t *ent, const char *key );
1857 int                                                     IntForKey( const entity_t *ent, const char *key );
1858 vec_t                                           FloatForKey( const entity_t *ent, const char *key );
1859 void                                            GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec );
1860 entity_t                                        *FindTargetEntity( const char *target );
1861 void                                            GetEntityShadowFlags( const entity_t *ent, const entity_t *ent2, int *castShadows, int *recvShadows );
1862 void InjectCommandLine(char **argv, int beginArgs, int endArgs);
1863                 
1864
1865
1866 /* bspfile_ibsp.c */
1867 void                                            LoadIBSPFile( const char *filename );
1868 void                                            WriteIBSPFile( const char *filename );
1869
1870
1871 /* bspfile_rbsp.c */
1872 void                                            LoadRBSPFile( const char *filename );
1873 void                                            WriteRBSPFile( const char *filename );
1874
1875
1876
1877 /* -------------------------------------------------------------------------------
1878
1879 bsp/general global variables
1880
1881 ------------------------------------------------------------------------------- */
1882
1883 #ifdef MAIN_C
1884         #define Q_EXTERN
1885         #define Q_ASSIGN( a )   = a
1886 #else
1887         #define Q_EXTERN extern
1888         #define Q_ASSIGN( a )   
1889 #endif
1890
1891 /* game support */
1892 Q_EXTERN game_t                         games[]
1893 #ifndef MAIN_C
1894                                                         ;
1895 #else
1896                                                         =
1897                                                         {
1898                                                                 #include "game_quake3.h"
1899                                                                 ,
1900                                                                 #include "game_quakelive.h"/* most be after game_quake3.h as they share defines! */
1901                                                                 ,
1902                                                                 #include "game_nexuiz.h"/* most be after game_quake3.h as they share defines! */
1903                                                                 ,
1904                                                                 #include "game_tremulous.h" /*LinuxManMikeC: must be after game_quake3.h, depends on #define's set in it */
1905                                                                 ,
1906                                                                 #include "game_tenebrae.h"
1907                                                                 ,
1908                                                                 #include "game_wolf.h"
1909                                                                 ,
1910                                                                 #include "game_wolfet.h"/* most be after game_wolf.h as they share defines! */
1911                                                                 ,
1912                                                                 #include "game_etut.h"
1913                                                                 ,
1914                                                                 #include "game_ef.h"
1915                                                                 ,
1916                                                                 #include "game_sof2.h"
1917                                                                 ,
1918                                                                 #include "game_jk2.h"   /* most be after game_sof2.h as they share defines! */
1919                                                                 ,
1920                                                                 #include "game_ja.h"    /* most be after game_jk2.h as they share defines! */
1921                                                                 ,
1922                                                                 #include "game_qfusion.h"       /* qfusion game */
1923                                                                 ,
1924                                                                 #include "game_darkplaces.h"    /* vortex: darkplaces q1 engine */
1925                                                                 ,
1926                                                                 #include "game_dq.h"    /* vortex: deluxe quake game ( darkplaces q1 engine) */
1927                                                                 ,
1928                                                                 #include "game_prophecy.h"      /* vortex: prophecy game ( darkplaces q1 engine) */
1929                                                                 ,
1930                                                                 { NULL }        /* null game */
1931                                                         };
1932 #endif
1933 Q_EXTERN game_t                         *game Q_ASSIGN( &games[ 0 ] );
1934
1935
1936 /* general */
1937 Q_EXTERN int                            numImages Q_ASSIGN( 0 );
1938 Q_EXTERN image_t                        images[ MAX_IMAGES ];
1939
1940 Q_EXTERN int                            numPicoModels Q_ASSIGN( 0 );
1941 Q_EXTERN picoModel_t            *picoModels[ MAX_MODELS ];
1942
1943 Q_EXTERN shaderInfo_t           *shaderInfo Q_ASSIGN( NULL );
1944 Q_EXTERN int                            numShaderInfo Q_ASSIGN( 0 );
1945 Q_EXTERN int                            numVertexRemaps Q_ASSIGN( 0 );
1946
1947 Q_EXTERN surfaceParm_t          custSurfaceParms[ MAX_CUST_SURFACEPARMS ];
1948 Q_EXTERN int                            numCustSurfaceParms Q_ASSIGN( 0 );
1949
1950 Q_EXTERN char                           mapName[ MAX_QPATH ];   /* ydnar: per-map custom shaders for larger lightmaps */
1951 Q_EXTERN char                           mapShaderFile[ 1024 ];
1952 Q_EXTERN qboolean                       warnImage Q_ASSIGN( qtrue );
1953
1954 /* ydnar: sinusoid samples */
1955 Q_EXTERN float                          jitters[ MAX_JITTERS ];
1956
1957
1958 /* commandline arguments */
1959 Q_EXTERN qboolean                       verbose;
1960 Q_EXTERN qboolean                       verboseEntities Q_ASSIGN( qfalse );
1961 Q_EXTERN qboolean                       force Q_ASSIGN( qfalse );
1962 Q_EXTERN qboolean                       infoMode Q_ASSIGN( qfalse );
1963 Q_EXTERN qboolean                       useCustomInfoParms Q_ASSIGN( qfalse );
1964 Q_EXTERN qboolean                       noprune Q_ASSIGN( qfalse );
1965 Q_EXTERN qboolean                       leaktest Q_ASSIGN( qfalse );
1966 Q_EXTERN qboolean                       nodetail Q_ASSIGN( qfalse );
1967 Q_EXTERN qboolean                       nosubdivide Q_ASSIGN( qfalse );
1968 Q_EXTERN qboolean                       notjunc Q_ASSIGN( qfalse );
1969 Q_EXTERN qboolean                       fulldetail Q_ASSIGN( qfalse );
1970 Q_EXTERN qboolean                       nowater Q_ASSIGN( qfalse );
1971 Q_EXTERN qboolean                       noCurveBrushes Q_ASSIGN( qfalse );
1972 Q_EXTERN qboolean                       fakemap Q_ASSIGN( qfalse );
1973 Q_EXTERN qboolean                       coplanar Q_ASSIGN( qfalse );
1974 Q_EXTERN qboolean                       nofog Q_ASSIGN( qfalse );
1975 Q_EXTERN qboolean                       noHint Q_ASSIGN( qfalse );                              /* ydnar */
1976 Q_EXTERN qboolean                       renameModelShaders Q_ASSIGN( qfalse );  /* ydnar */
1977 Q_EXTERN qboolean                       skyFixHack Q_ASSIGN( qfalse );                  /* ydnar */
1978 Q_EXTERN qboolean                       bspAlternateSplitWeights Q_ASSIGN( qfalse );                    /* 27 */
1979 Q_EXTERN qboolean                       deepBSP Q_ASSIGN( qfalse );                     /* div0 */
1980
1981 Q_EXTERN int                            patchSubdivisions Q_ASSIGN( 8 );                /* ydnar: -patchmeta subdivisions */
1982
1983 Q_EXTERN int                            maxLMSurfaceVerts Q_ASSIGN( 64 );               /* ydnar */
1984 Q_EXTERN int                            maxSurfaceVerts Q_ASSIGN( 999 );                /* ydnar */
1985 Q_EXTERN int                            maxSurfaceIndexes Q_ASSIGN( 6000 );             /* ydnar */
1986 Q_EXTERN float                          npDegrees Q_ASSIGN( 0.0f );                             /* ydnar: nonplanar degrees */
1987 Q_EXTERN int                            bevelSnap Q_ASSIGN( 0 );                                /* ydnar: bevel plane snap */
1988 Q_EXTERN int                            texRange Q_ASSIGN( 0 );
1989 Q_EXTERN qboolean                       flat Q_ASSIGN( qfalse );
1990 Q_EXTERN qboolean                       meta Q_ASSIGN( qfalse );
1991 Q_EXTERN qboolean                       patchMeta Q_ASSIGN( qfalse );
1992 Q_EXTERN qboolean                       emitFlares Q_ASSIGN( qfalse );
1993 Q_EXTERN qboolean                       debugSurfaces Q_ASSIGN( qfalse );
1994 Q_EXTERN qboolean                       debugInset Q_ASSIGN( qfalse );
1995 Q_EXTERN qboolean                       debugPortals Q_ASSIGN( qfalse );
1996 Q_EXTERN qboolean           lightmapTriangleCheck Q_ASSIGN(qfalse);
1997 Q_EXTERN qboolean           lightmapExtraVisClusterNudge Q_ASSIGN(qfalse);
1998 Q_EXTERN double                         normalEpsilon Q_ASSIGN( 0.00001 );
1999 Q_EXTERN double                         distanceEpsilon Q_ASSIGN( 0.01 );
2000
2001
2002 /* bsp */
2003 Q_EXTERN int                            numMapEntities Q_ASSIGN( 0 );
2004
2005 Q_EXTERN int                            blockSize[ 3 ]                                  /* should be the same as in radiant */
2006 #ifndef MAIN_C
2007                                                         ;
2008 #else
2009                                                         = { 1024, 1024, 1024 };
2010 #endif
2011
2012 Q_EXTERN char                           name[ 1024 ];
2013 Q_EXTERN char                           source[ 1024 ];
2014 Q_EXTERN char                           outbase[ 32 ];
2015
2016 Q_EXTERN int                            sampleSize;                                             /* lightmap sample size in units */
2017 Q_EXTERN int                            minSampleSize;                  /* minimum sample size to use at all */
2018 Q_EXTERN int                            sampleScale;                                    /* vortex: lightmap sample scale (ie quality)*/
2019
2020 Q_EXTERN int                            mapEntityNum Q_ASSIGN( 0 );
2021
2022 Q_EXTERN int                            entitySourceBrushes;
2023
2024 Q_EXTERN plane_t                        *mapplanes Q_ASSIGN(NULL);      /* mapplanes[ num ^ 1 ] will always be the mirror or mapplanes[ num ] */
2025 Q_EXTERN int                            nummapplanes Q_ASSIGN(0);               /* nummapplanes will always be even */
2026 Q_EXTERN int                            allocatedmapplanes Q_ASSIGN(0);
2027 Q_EXTERN int                            numMapPatches;
2028 Q_EXTERN vec3_t                         mapMins, mapMaxs;
2029
2030 Q_EXTERN int                            defaultFogNum Q_ASSIGN( -1 );   /* ydnar: cleaner fog handling */
2031 Q_EXTERN int                            numMapFogs Q_ASSIGN( 0 );
2032 Q_EXTERN fog_t                          mapFogs[ MAX_MAP_FOGS ];
2033
2034 Q_EXTERN entity_t                       *mapEnt;
2035 Q_EXTERN brush_t                        *buildBrush;
2036 Q_EXTERN int                            numActiveBrushes;
2037 Q_EXTERN int                            g_bBrushPrimit;
2038
2039 Q_EXTERN int                            numStrippedLights Q_ASSIGN( 0 );
2040
2041
2042 /* surface stuff */
2043 Q_EXTERN mapDrawSurface_t       *mapDrawSurfs Q_ASSIGN( NULL );
2044 Q_EXTERN int                            numMapDrawSurfs;
2045
2046 Q_EXTERN int                            numSurfacesByType[ NUM_SURFACE_TYPES ];
2047 Q_EXTERN int                            numClearedSurfaces;
2048 Q_EXTERN int                            numStripSurfaces;
2049 Q_EXTERN int                            numFanSurfaces;
2050 Q_EXTERN int                            numMergedSurfaces;
2051 Q_EXTERN int                            numMergedVerts;
2052
2053 Q_EXTERN int                            numRedundantIndexes;
2054
2055 Q_EXTERN int                            numSurfaceModels Q_ASSIGN( 0 );
2056
2057 Q_EXTERN byte                           debugColors[ 12 ][ 3 ]
2058 #ifndef MAIN_C
2059                                                         ;
2060 #else
2061                                                         =
2062                                                         {
2063                                                                 { 255, 0, 0 },
2064                                                                 { 192, 128, 128 },
2065                                                                 { 255, 255, 0 },
2066                                                                 { 192, 192, 128 },
2067                                                                 { 0, 255, 255 },
2068                                                                 { 128, 192, 192 },
2069                                                                 { 0, 0, 255 },
2070                                                                 { 128, 128, 192 },
2071                                                                 { 255, 0, 255 },
2072                                                                 { 192, 128, 192 },
2073                                                                 { 0, 255, 0 },
2074                                                                 { 128, 192, 128 }
2075                                                         };
2076 #endif
2077
2078 Q_EXTERN qboolean                       skyboxPresent Q_ASSIGN( qfalse );
2079 Q_EXTERN int                            skyboxArea Q_ASSIGN( -1 );
2080 Q_EXTERN m4x4_t                         skyboxTransform;
2081
2082
2083
2084 /* -------------------------------------------------------------------------------
2085
2086 vis global variables
2087
2088 ------------------------------------------------------------------------------- */
2089
2090 /* commandline arguments */
2091 Q_EXTERN qboolean                       fastvis;
2092 Q_EXTERN qboolean                       noPassageVis;
2093 Q_EXTERN qboolean                       passageVisOnly;
2094 Q_EXTERN qboolean                       mergevis;
2095 Q_EXTERN qboolean                       mergevisportals;
2096 Q_EXTERN qboolean                       nosort;
2097 Q_EXTERN qboolean                       saveprt;
2098 Q_EXTERN qboolean                       hint;   /* ydnar */
2099 Q_EXTERN char                           inbase[ MAX_QPATH ];
2100 Q_EXTERN char                           globalCelShader[ MAX_QPATH ];
2101
2102 Q_EXTERN float                          farPlaneDist;   /* rr2do2, rf, mre, ydnar all contributed to this one... */
2103
2104 Q_EXTERN int                            numportals;
2105 Q_EXTERN int                            portalclusters;
2106
2107 Q_EXTERN vportal_t                      *portals;
2108 Q_EXTERN leaf_t                         *leafs;
2109
2110 Q_EXTERN vportal_t                      *faces;
2111 Q_EXTERN leaf_t                         *faceleafs;
2112
2113 Q_EXTERN int                            numfaces;
2114
2115 Q_EXTERN int                            c_portaltest, c_portalpass, c_portalcheck;
2116 Q_EXTERN int                            c_portalskip, c_leafskip;
2117 Q_EXTERN int                            c_vistest, c_mighttest;
2118 Q_EXTERN int                            c_chains;
2119
2120 Q_EXTERN byte                           *vismap, *vismap_p, *vismap_end;
2121
2122 Q_EXTERN int                            testlevel;
2123
2124 Q_EXTERN byte                           *uncompressed;
2125
2126 Q_EXTERN int                            leafbytes, leaflongs;
2127 Q_EXTERN int                            portalbytes, portallongs;
2128
2129 Q_EXTERN vportal_t                      *sorted_portals[ MAX_MAP_PORTALS * 2 ];
2130
2131
2132
2133 /* -------------------------------------------------------------------------------
2134
2135 light global variables
2136
2137 ------------------------------------------------------------------------------- */
2138
2139 /* commandline arguments */
2140 Q_EXTERN qboolean                       wolfLight Q_ASSIGN( qfalse );
2141 Q_EXTERN qboolean                       loMem Q_ASSIGN( qfalse );
2142 Q_EXTERN qboolean                       noStyles Q_ASSIGN( qfalse );
2143 Q_EXTERN qboolean                       keepLights Q_ASSIGN( qfalse );
2144
2145 Q_EXTERN int                            sampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_SAMPLE_SIZE );
2146 Q_EXTERN int                            minSampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE );
2147 Q_EXTERN qboolean                       noVertexLighting Q_ASSIGN( qfalse );
2148 Q_EXTERN qboolean                       noGridLighting Q_ASSIGN( qfalse );
2149
2150 Q_EXTERN qboolean                       noTrace Q_ASSIGN( qfalse );
2151 Q_EXTERN qboolean                       noSurfaces Q_ASSIGN( qfalse );
2152 Q_EXTERN qboolean                       patchShadows Q_ASSIGN( qfalse );
2153 Q_EXTERN qboolean                       cpmaHack Q_ASSIGN( qfalse );
2154
2155 Q_EXTERN qboolean                       deluxemap Q_ASSIGN( qfalse );
2156 Q_EXTERN qboolean                       debugDeluxemap Q_ASSIGN( qfalse );
2157 Q_EXTERN int                            deluxemode Q_ASSIGN( 0 );       /* deluxemap format (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
2158
2159 Q_EXTERN qboolean                       fast Q_ASSIGN( qfalse );
2160 Q_EXTERN qboolean                       faster Q_ASSIGN( qfalse );
2161 Q_EXTERN qboolean                       fastgrid Q_ASSIGN( qfalse );
2162 Q_EXTERN qboolean                       fastbounce Q_ASSIGN( qfalse );
2163 Q_EXTERN qboolean                       cheap Q_ASSIGN( qfalse );
2164 Q_EXTERN qboolean                       cheapgrid Q_ASSIGN( qfalse );
2165 Q_EXTERN int                            bounce Q_ASSIGN( 0 );
2166 Q_EXTERN qboolean                       bounceOnly Q_ASSIGN( qfalse );
2167 Q_EXTERN qboolean                       bouncing Q_ASSIGN( qfalse );
2168 Q_EXTERN qboolean                       bouncegrid Q_ASSIGN( qfalse );
2169 Q_EXTERN qboolean                       normalmap Q_ASSIGN( qfalse );
2170 Q_EXTERN qboolean                       trisoup Q_ASSIGN( qfalse );
2171 Q_EXTERN qboolean                       shade Q_ASSIGN( qfalse );
2172 Q_EXTERN float                          shadeAngleDegrees Q_ASSIGN( 0.0f );
2173 Q_EXTERN int                            superSample Q_ASSIGN( 0 );
2174 Q_EXTERN int                            lightSamples Q_ASSIGN( 1 );
2175 Q_EXTERN qboolean                       filter Q_ASSIGN( qfalse );
2176 Q_EXTERN qboolean                       dark Q_ASSIGN( qfalse );
2177 Q_EXTERN qboolean                       sunOnly Q_ASSIGN( qfalse );
2178 Q_EXTERN int                            approximateTolerance Q_ASSIGN( 0 );
2179 Q_EXTERN qboolean                       noCollapse Q_ASSIGN( qfalse );
2180 Q_EXTERN qboolean                       exportLightmaps Q_ASSIGN( qfalse );
2181 Q_EXTERN qboolean                       externalLightmaps Q_ASSIGN( qfalse );
2182 Q_EXTERN int                            lmCustomSize Q_ASSIGN( LIGHTMAP_WIDTH );
2183 Q_EXTERN char *                         lmCustomDir Q_ASSIGN( NULL );
2184
2185 Q_EXTERN qboolean                       dirty Q_ASSIGN( qfalse );
2186 Q_EXTERN qboolean                       dirtDebug Q_ASSIGN( qfalse );
2187 Q_EXTERN int                            dirtMode Q_ASSIGN( 0 );
2188 Q_EXTERN float                          dirtDepth Q_ASSIGN( 128.0f );
2189 Q_EXTERN float                          dirtScale Q_ASSIGN( 1.0f );
2190 Q_EXTERN float                          dirtGain Q_ASSIGN( 1.0f );
2191
2192 /* 27: floodlighting */
2193 Q_EXTERN qboolean                                       debugnormals Q_ASSIGN( qfalse );
2194 Q_EXTERN qboolean                                       floodlighty Q_ASSIGN( qfalse );
2195 Q_EXTERN qboolean                                       floodlight_lowquality Q_ASSIGN( qfalse );
2196 Q_EXTERN vec3_t                                         floodlightRGB;
2197 Q_EXTERN float                                          floodlightIntensity Q_ASSIGN( 512.0f );
2198 Q_EXTERN float                                          floodlightDistance Q_ASSIGN( 1024.0f );
2199
2200 Q_EXTERN qboolean                       dump Q_ASSIGN( qfalse );
2201 Q_EXTERN qboolean                       debug Q_ASSIGN( qfalse );
2202 Q_EXTERN qboolean                       debugUnused Q_ASSIGN( qfalse );
2203 Q_EXTERN qboolean                       debugAxis Q_ASSIGN( qfalse );
2204 Q_EXTERN qboolean                       debugCluster Q_ASSIGN( qfalse );
2205 Q_EXTERN qboolean                       debugOrigin Q_ASSIGN( qfalse );
2206 Q_EXTERN qboolean                       lightmapBorder Q_ASSIGN( qfalse );
2207
2208 /* longest distance across the map */
2209 Q_EXTERN float                          maxMapDistance Q_ASSIGN( 0 );
2210
2211 /* for run time tweaking of light sources */
2212 Q_EXTERN float                          pointScale Q_ASSIGN( 7500.0f );
2213 Q_EXTERN float                          areaScale Q_ASSIGN( 0.25f );
2214 Q_EXTERN float                          skyScale Q_ASSIGN( 1.0f );
2215 Q_EXTERN float                          bounceScale Q_ASSIGN( 0.25f );
2216  
2217 /* vortex: gridscale and gridambientscale */
2218 Q_EXTERN float                          gridScale Q_ASSIGN( 1.0f );
2219 Q_EXTERN float                          gridAmbientScale Q_ASSIGN( 1.0f );
2220
2221 /* ydnar: lightmap gamma/compensation */
2222 Q_EXTERN float                          lightmapGamma Q_ASSIGN( 1.0f );
2223 Q_EXTERN float                          lightmapExposure Q_ASSIGN( 1.0f );
2224 Q_EXTERN float                          lightmapCompensate Q_ASSIGN( 1.0f );
2225
2226 /* ydnar: for runtime tweaking of falloff tolerance */
2227 Q_EXTERN float                          falloffTolerance Q_ASSIGN( 1.0f );
2228 Q_EXTERN qboolean                       exactPointToPolygon Q_ASSIGN( qtrue );
2229 Q_EXTERN float                          formFactorValueScale Q_ASSIGN( 3.0f );
2230 Q_EXTERN float                          linearScale Q_ASSIGN( 1.0f / 8000.0f );
2231
2232 // for .ase conversion
2233 Q_EXTERN qboolean                       shadersAsBitmap Q_ASSIGN( qfalse );
2234
2235 Q_EXTERN light_t                        *lights;
2236 Q_EXTERN int                            numPointLights;
2237 Q_EXTERN int                            numSpotLights;
2238 Q_EXTERN int                            numSunLights;
2239 Q_EXTERN int                            numAreaLights;
2240
2241 /* ydnar: for luxel placement */
2242 Q_EXTERN int                            numSurfaceClusters, maxSurfaceClusters;
2243 Q_EXTERN int                            *surfaceClusters;
2244
2245 /* ydnar: for radiosity */
2246 Q_EXTERN int                            numDiffuseLights;
2247 Q_EXTERN int                            numBrushDiffuseLights;
2248 Q_EXTERN int                            numTriangleDiffuseLights;
2249 Q_EXTERN int                            numPatchDiffuseLights;
2250
2251 /* ydnar: general purpose extra copy of drawvert list */
2252 Q_EXTERN bspDrawVert_t          *yDrawVerts;
2253
2254 /* ydnar: for tracing statistics */
2255 Q_EXTERN int                            minSurfacesTested;
2256 Q_EXTERN int                            maxSurfacesTested;
2257 Q_EXTERN int                            totalSurfacesTested;
2258 Q_EXTERN int                            totalTraces;
2259
2260 Q_EXTERN FILE                           *dumpFile;
2261
2262 Q_EXTERN int                            c_visible, c_occluded;
2263 Q_EXTERN int                            c_subsampled;   /* ydnar */
2264
2265 Q_EXTERN int                            defaultLightSubdivide Q_ASSIGN( 999 );
2266
2267 Q_EXTERN vec3_t                         ambientColor;
2268 Q_EXTERN vec3_t                         minLight, minVertexLight, minGridLight;
2269
2270 Q_EXTERN int                            *entitySurface;
2271 Q_EXTERN vec3_t                         *surfaceOrigin;
2272
2273 Q_EXTERN vec3_t                         sunDirection;
2274 Q_EXTERN vec3_t                         sunLight;
2275
2276 /* tracing */
2277 Q_EXTERN int                            c_totalTrace;
2278 Q_EXTERN int                            c_cullTrace, c_testTrace;
2279 Q_EXTERN int                            c_testFacets;
2280
2281 /* ydnar: light optimization */
2282 Q_EXTERN float                          subdivideThreshold Q_ASSIGN( DEFAULT_SUBDIVIDE_THRESHOLD );
2283
2284 Q_EXTERN int                            numOpaqueBrushes, maxOpaqueBrush;
2285 Q_EXTERN byte                           *opaqueBrushes;
2286
2287 Q_EXTERN int                            numLights;
2288 Q_EXTERN int                            numCulledLights;
2289
2290 Q_EXTERN int                            gridBoundsCulled;
2291 Q_EXTERN int                            gridEnvelopeCulled;
2292
2293 Q_EXTERN int                            lightsBoundsCulled;
2294 Q_EXTERN int                            lightsEnvelopeCulled;
2295 Q_EXTERN int                            lightsPlaneCulled;
2296 Q_EXTERN int                            lightsClusterCulled;
2297
2298 /* ydnar: radiosity */
2299 Q_EXTERN float                          diffuseSubdivide Q_ASSIGN( 256.0f );
2300 Q_EXTERN float                          minDiffuseSubdivide Q_ASSIGN( 64.0f );
2301 Q_EXTERN int                            numDiffuseSurfaces Q_ASSIGN( 0 );
2302
2303 /* ydnar: list of surface information necessary for lightmap calculation */
2304 Q_EXTERN surfaceInfo_t          *surfaceInfos Q_ASSIGN( NULL );
2305
2306 /* ydnar: sorted list of surfaces */
2307 Q_EXTERN int                            *sortSurfaces Q_ASSIGN( NULL );
2308
2309 /* clumps of surfaces that share a raw lightmap */
2310 Q_EXTERN int                            numLightSurfaces Q_ASSIGN( 0 );
2311 Q_EXTERN int                            *lightSurfaces Q_ASSIGN( NULL );
2312
2313 /* raw lightmaps */
2314 Q_EXTERN int                            numRawSuperLuxels Q_ASSIGN( 0 );
2315 Q_EXTERN int                            numRawLightmaps Q_ASSIGN( 0 );
2316 Q_EXTERN rawLightmap_t          *rawLightmaps Q_ASSIGN( NULL );
2317 Q_EXTERN int                            *sortLightmaps Q_ASSIGN( NULL );
2318
2319 /* vertex luxels */
2320 Q_EXTERN float                          *vertexLuxels[ MAX_LIGHTMAPS ];
2321 Q_EXTERN float                          *radVertexLuxels[ MAX_LIGHTMAPS ];
2322
2323 /* bsp lightmaps */
2324 Q_EXTERN int                            numLightmapShaders Q_ASSIGN( 0 );
2325 Q_EXTERN int                            numSolidLightmaps Q_ASSIGN( 0 );
2326 Q_EXTERN int                            numOutLightmaps Q_ASSIGN( 0 );
2327 Q_EXTERN int                            numBSPLightmaps Q_ASSIGN( 0 );
2328 Q_EXTERN int                            numExtLightmaps Q_ASSIGN( 0 );
2329 Q_EXTERN outLightmap_t          *outLightmaps Q_ASSIGN( NULL );
2330
2331 /* vortex: per surface floodlight statictics */
2332 Q_EXTERN int                            numSurfacesFloodlighten Q_ASSIGN( 0 );
2333
2334 /* grid points */
2335 Q_EXTERN int                            numRawGridPoints Q_ASSIGN( 0 );
2336 Q_EXTERN rawGridPoint_t         *rawGridPoints Q_ASSIGN( NULL );
2337
2338 Q_EXTERN int                            numSurfsVertexLit Q_ASSIGN( 0 );
2339 Q_EXTERN int                            numSurfsVertexForced Q_ASSIGN( 0 );
2340 Q_EXTERN int                            numSurfsVertexApproximated Q_ASSIGN( 0 );
2341 Q_EXTERN int                            numSurfsLightmapped Q_ASSIGN( 0 );
2342 Q_EXTERN int                            numPlanarsLightmapped Q_ASSIGN( 0 );
2343 Q_EXTERN int                            numNonPlanarsLightmapped Q_ASSIGN( 0 );
2344 Q_EXTERN int                            numPatchesLightmapped Q_ASSIGN( 0 );
2345 Q_EXTERN int                            numPlanarPatchesLightmapped Q_ASSIGN( 0 );
2346
2347 Q_EXTERN int                            numLuxels Q_ASSIGN( 0 );
2348 Q_EXTERN int                            numLuxelsMapped Q_ASSIGN( 0 );
2349 Q_EXTERN int                            numLuxelsOccluded Q_ASSIGN( 0 );
2350 Q_EXTERN int                            numLuxelsIlluminated Q_ASSIGN( 0 );
2351 Q_EXTERN int                            numVertsIlluminated Q_ASSIGN( 0 );
2352
2353 /* lightgrid */
2354 Q_EXTERN vec3_t                         gridMins;
2355 Q_EXTERN int                            gridBounds[ 3 ];
2356 Q_EXTERN vec3_t                         gridSize
2357 #ifndef MAIN_C
2358                                                         ;
2359 #else
2360                                                         = { 64, 64, 128 };
2361 #endif
2362
2363
2364
2365 /* -------------------------------------------------------------------------------
2366
2367 abstracted bsp globals
2368
2369 ------------------------------------------------------------------------------- */
2370
2371 Q_EXTERN int                            numEntities Q_ASSIGN( 0 );
2372 Q_EXTERN int                            numBSPEntities Q_ASSIGN( 0 );
2373 Q_EXTERN entity_t                       entities[ MAX_MAP_ENTITIES ];
2374
2375 Q_EXTERN int                            numBSPModels Q_ASSIGN( 0 );
2376 Q_EXTERN int                            allocatedBSPModels Q_ASSIGN( 0 );
2377 Q_EXTERN bspModel_t*            bspModels Q_ASSIGN(NULL);
2378
2379 Q_EXTERN int                            numBSPShaders Q_ASSIGN( 0 );
2380 Q_EXTERN int                            allocatedBSPShaders Q_ASSIGN( 0 );
2381 Q_EXTERN bspShader_t*           bspShaders Q_ASSIGN(0);
2382
2383 Q_EXTERN int                            bspEntDataSize Q_ASSIGN( 0 );
2384 Q_EXTERN char                           bspEntData[ MAX_MAP_ENTSTRING ];
2385
2386 Q_EXTERN int                            numBSPLeafs Q_ASSIGN( 0 );
2387 Q_EXTERN bspLeaf_t                      bspLeafs[ MAX_MAP_LEAFS ];
2388
2389 Q_EXTERN int                            numBSPPlanes Q_ASSIGN( 0 );
2390 Q_EXTERN int                            allocatedBSPPlanes Q_ASSIGN(0);
2391 Q_EXTERN bspPlane_t                     *bspPlanes;
2392
2393 Q_EXTERN int                            numBSPNodes Q_ASSIGN( 0 );
2394 Q_EXTERN int                            allocatedBSPNodes Q_ASSIGN( 0 );
2395 Q_EXTERN bspNode_t*                     bspNodes Q_ASSIGN(NULL);
2396
2397 Q_EXTERN int                            numBSPLeafSurfaces Q_ASSIGN( 0 );
2398 Q_EXTERN int                            allocatedBSPLeafSurfaces Q_ASSIGN( 0 );
2399 Q_EXTERN int*                           bspLeafSurfaces Q_ASSIGN(NULL);
2400
2401 Q_EXTERN int                            numBSPLeafBrushes Q_ASSIGN( 0 );
2402 Q_EXTERN int                            allocatedBSPLeafBrushes Q_ASSIGN( 0 );
2403 Q_EXTERN int*                           bspLeafBrushes Q_ASSIGN(NULL);
2404
2405 Q_EXTERN int                            numBSPBrushes Q_ASSIGN( 0 );
2406 Q_EXTERN int                            allocatedBSPBrushes Q_ASSIGN( 0 );
2407 Q_EXTERN bspBrush_t*            bspBrushes Q_ASSIGN(NULL);
2408
2409 Q_EXTERN int                            numBSPBrushSides Q_ASSIGN( 0 );
2410 Q_EXTERN int                            allocatedBSPBrushSides Q_ASSIGN( 0 );
2411 Q_EXTERN bspBrushSide_t*        bspBrushSides Q_ASSIGN(NULL);
2412
2413 Q_EXTERN int                            numBSPLightBytes Q_ASSIGN( 0 );
2414 Q_EXTERN byte                           *bspLightBytes Q_ASSIGN( NULL );
2415
2416 //%     Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2417 //%     Q_EXTERN byte                           *bspGridPoints Q_ASSIGN( NULL );
2418
2419 Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2420 Q_EXTERN bspGridPoint_t         *bspGridPoints Q_ASSIGN( NULL );
2421
2422 Q_EXTERN int                            numBSPVisBytes Q_ASSIGN( 0 );
2423 Q_EXTERN byte                           bspVisBytes[ MAX_MAP_VISIBILITY ];
2424
2425 Q_EXTERN int                            numBSPDrawVerts Q_ASSIGN( 0 );
2426 Q_EXTERN bspDrawVert_t          *bspDrawVerts Q_ASSIGN( NULL );
2427
2428 Q_EXTERN int                            numBSPDrawIndexes Q_ASSIGN( 0 );
2429 Q_EXTERN int                            bspDrawIndexes[ MAX_MAP_DRAW_INDEXES ];
2430
2431 Q_EXTERN int                            numBSPDrawSurfaces Q_ASSIGN( 0 );
2432 Q_EXTERN bspDrawSurface_t       *bspDrawSurfaces Q_ASSIGN( NULL );
2433
2434 Q_EXTERN int                            numBSPFogs Q_ASSIGN( 0 );
2435 Q_EXTERN bspFog_t                       bspFogs[ MAX_MAP_FOGS ];
2436
2437 Q_EXTERN int                            numBSPAds Q_ASSIGN( 0 );
2438 Q_EXTERN bspAdvertisement_t     bspAds[ MAX_MAP_ADVERTISEMENTS ];
2439
2440 #define AUTOEXPAND_BY_REALLOC(ptr, reqitem, allocated, def) \
2441         do \
2442         { \
2443                 if(reqitem >= allocated) \
2444                 { \
2445                         if(allocated == 0) \
2446                                 allocated = def; \
2447                         while(reqitem >= allocated && allocated) \
2448                                 allocated *= 2; \
2449                         if(!allocated || allocated > 2147483647 / sizeof(*ptr)) \
2450                         { \
2451                                 Error(#ptr " over 2 GB"); \
2452                         } \
2453                         ptr = realloc(ptr, sizeof(*ptr) * allocated); \
2454                         if(!ptr) \
2455                                 Error(#ptr " out of memory"); \
2456                 } \
2457         } \
2458         while(0)
2459
2460 #define AUTOEXPAND_BY_REALLOC_BSP(suffix, def) AUTOEXPAND_BY_REALLOC(bsp##suffix, numBSP##suffix, allocatedBSP##suffix, def)
2461
2462 /* end marker */
2463 #endif