f01d353edbfb12986d31a66417a48500be91f456
[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                 1024
189
190 #define MAX_EXPANDED_AXIS               128
191
192 #define CLIP_EPSILON                    0.1f
193 #define PLANESIDE_EPSILON               0.001f
194 #define PLANENUM_LEAF                   -1
195
196 #define HINT_PRIORITY                   1000            /* ydnar: force hint splits first and antiportal/areaportal splits last */
197 #define ANTIPORTAL_PRIORITY             -1000
198 #define AREAPORTAL_PRIORITY             -1000
199 #define DETAIL_PRIORITY         -3000
200
201 #define PSIDE_FRONT                             1
202 #define PSIDE_BACK                              2
203 #define PSIDE_BOTH                              (PSIDE_FRONT | PSIDE_BACK)
204 #define PSIDE_FACING                    4
205
206 #define BPRIMIT_UNDEFINED               0
207 #define BPRIMIT_OLDBRUSHES              1
208 #define BPRIMIT_NEWBRUSHES              2
209
210
211 /* vis */
212 #define VIS_HEADER_SIZE                 8
213
214 #define SEPERATORCACHE                  /* seperator caching helps a bit */
215
216 #define PORTALFILE                              "PRT1"
217
218 #define MAX_PORTALS                             0x20000 /* same as MAX_MAP_PORTALS */
219 #define MAX_SEPERATORS                  MAX_POINTS_ON_WINDING
220 #define MAX_POINTS_ON_FIXED_WINDING     24      /* ydnar: increased this from 12 at the expense of more memory */
221 #define MAX_PORTALS_ON_LEAF             1024
222
223
224 /* light */
225 #define EMIT_POINT                              0
226 #define EMIT_AREA                               1
227 #define EMIT_SPOT                               2
228 #define EMIT_SUN                                3
229
230 #define LIGHT_ATTEN_LINEAR              1
231 #define LIGHT_ATTEN_ANGLE               2
232 #define LIGHT_ATTEN_DISTANCE    4
233 #define LIGHT_TWOSIDED                  8
234 #define LIGHT_GRID                              16
235 #define LIGHT_SURFACES                  32
236 #define LIGHT_DARK                              64              /* probably never use this */
237 #define LIGHT_FAST                              256
238 #define LIGHT_FAST_TEMP                 512
239 #define LIGHT_FAST_ACTUAL               (LIGHT_FAST | LIGHT_FAST_TEMP)
240 #define LIGHT_NEGATIVE                  1024
241 #define LIGHT_UNNORMALIZED              2048    /* vortex: do not normalize _color */
242
243 #define LIGHT_SUN_DEFAULT               (LIGHT_ATTEN_ANGLE | LIGHT_GRID | LIGHT_SURFACES)
244 #define LIGHT_AREA_DEFAULT              (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES)        /* q3a and wolf are the same */
245 #define LIGHT_Q3A_DEFAULT               (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
246 #define LIGHT_WOLF_DEFAULT              (LIGHT_ATTEN_LINEAR | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
247
248 #define MAX_TRACE_TEST_NODES    256
249 #define DEFAULT_INHIBIT_RADIUS  1.5f
250
251 #define LUXEL_EPSILON                   0.125f
252 #define VERTEX_EPSILON                  -0.125f
253 #define GRID_EPSILON                    0.0f
254
255 #define DEFAULT_LIGHTMAP_SAMPLE_SIZE    16
256 #define DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE        0
257 #define DEFAULT_LIGHTMAP_SAMPLE_OFFSET  1.0f
258 #define DEFAULT_SUBDIVIDE_THRESHOLD             1.0f
259
260 #define EXTRA_SCALE                             2       /* -extrawide = -super 2 */
261 #define EXTRAWIDE_SCALE                 2       /* -extrawide = -super 2 -filter */
262
263 #define CLUSTER_UNMAPPED                -1
264 #define CLUSTER_OCCLUDED                -2
265 #define CLUSTER_FLOODED                 -3
266
267 #define VERTEX_LUXEL_SIZE               3
268 #define BSP_LUXEL_SIZE                  3
269 #define RAD_LUXEL_SIZE                  3
270 #define SUPER_LUXEL_SIZE                4
271 #define SUPER_FLAG_SIZE                 4
272 #define FLAG_FORCE_SUBSAMPLING 1
273 #define FLAG_ALREADY_SUBSAMPLED 2
274 #define SUPER_ORIGIN_SIZE               3
275 #define SUPER_NORMAL_SIZE               4
276 #define SUPER_DELUXEL_SIZE              3
277 #define BSP_DELUXEL_SIZE                3
278 #define SUPER_FLOODLIGHT_SIZE   4
279
280 #define VERTEX_LUXEL( s, v )    (vertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
281 #define RAD_VERTEX_LUXEL( s, v )(radVertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
282 #define BSP_LUXEL( s, x, y )    (lm->bspLuxels[ s ] + ((((y) * lm->w) + (x)) * BSP_LUXEL_SIZE))
283 #define RAD_LUXEL( s, x, y )    (lm->radLuxels[ s ] + ((((y) * lm->w) + (x)) * RAD_LUXEL_SIZE))
284 #define SUPER_LUXEL( s, x, y )  (lm->superLuxels[ s ] + ((((y) * lm->sw) + (x)) * SUPER_LUXEL_SIZE))
285 #define SUPER_FLAG( x, y )      (lm->superFlags + ((((y) * lm->sw) + (x)) * SUPER_FLAG_SIZE))
286 #define SUPER_DELUXEL( x, y )   (lm->superDeluxels + ((((y) * lm->sw) + (x)) * SUPER_DELUXEL_SIZE))
287 #define BSP_DELUXEL( x, y )             (lm->bspDeluxels + ((((y) * lm->w) + (x)) * BSP_DELUXEL_SIZE))
288 #define SUPER_CLUSTER( x, y )   (lm->superClusters + (((y) * lm->sw) + (x)))
289 #define SUPER_ORIGIN( x, y )    (lm->superOrigins + ((((y) * lm->sw) + (x)) * SUPER_ORIGIN_SIZE))
290 #define SUPER_NORMAL( x, y )    (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE))
291 #define SUPER_DIRT( x, y )              (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE) + 3)   /* stash dirtyness in normal[ 3 ] */
292 #define SUPER_FLOODLIGHT( x, y )        (lm->superFloodLight + ((((y) * lm->sw) + (x)) * SUPER_FLOODLIGHT_SIZE) )
293
294
295
296 /* -------------------------------------------------------------------------------
297
298 abstracted bsp file
299
300 ------------------------------------------------------------------------------- */
301
302 #define EXTERNAL_LIGHTMAP               "lm_%04d.tga"
303
304 #define MAX_LIGHTMAPS                   4                       /* RBSP */
305 #define MAX_LIGHT_STYLES                64
306 #define MAX_SWITCHED_LIGHTS             32
307 #define LS_NORMAL                               0x00
308 #define LS_UNUSED                               0xFE
309 #define LS_NONE                                 0xFF
310
311 #define MAX_LIGHTMAP_SHADERS    256
312
313 /* ok to increase these at the expense of more memory */
314 #define MAX_MAP_ENTITIES                0x1000          //%     0x800   /* ydnar */
315 #define MAX_MAP_ENTSTRING               0x80000         //%     0x40000 /* ydnar */
316
317 #define MAX_MAP_AREAS                   0x100           /* MAX_MAP_AREA_BYTES in q_shared must match! */
318 #define MAX_MAP_FOGS                    30                      //& 0x100       /* RBSP (32 - world fog - goggles) */
319 #define MAX_MAP_LEAFS                   0x20000
320 #define MAX_MAP_PORTALS                 0x20000
321 #define MAX_MAP_LIGHTING                0x800000
322 #define MAX_MAP_LIGHTGRID               0x100000        //%     0x800000 /* ydnar: set to points, not bytes */
323 #define MAX_MAP_VISCLUSTERS     0x4000 // <= MAX_MAP_LEAFS
324 #define MAX_MAP_VISIBILITY              (VIS_HEADER_SIZE + MAX_MAP_VISCLUSTERS * (((MAX_MAP_VISCLUSTERS + 63) & ~63) >> 3))
325
326 #define MAX_MAP_DRAW_SURFS              0x20000
327 #define MAX_MAP_DRAW_INDEXES    0x80000
328
329 #define MAX_MAP_ADVERTISEMENTS  30
330
331 /* key / value pair sizes in the entities lump */
332 #define MAX_KEY                                 32
333 #define MAX_VALUE                               1024
334
335 /* the editor uses these predefined yaw angles to orient entities up or down */
336 #define ANGLE_UP                                -1
337 #define ANGLE_DOWN                              -2
338
339 #define LIGHTMAP_WIDTH                  128
340 #define LIGHTMAP_HEIGHT                 128
341
342 #define MIN_WORLD_COORD                 (-65536)
343 #define MAX_WORLD_COORD                 (65536)
344 #define WORLD_SIZE                              (MAX_WORLD_COORD - MIN_WORLD_COORD)
345
346
347 typedef void                                    (*bspFunc)( const char * );
348
349
350 typedef struct
351 {
352         int                     offset, length;
353 }
354 bspLump_t;
355
356
357 typedef struct
358 {
359         char            ident[ 4 ];
360         int                     version;
361         
362         bspLump_t       lumps[ 100 ];   /* theoretical maximum # of bsp lumps */
363 }
364 bspHeader_t;
365
366
367 typedef struct
368 {
369         float           mins[ 3 ], maxs[ 3 ];
370         int                     firstBSPSurface, numBSPSurfaces;
371         int                     firstBSPBrush, numBSPBrushes;
372 }
373 bspModel_t;
374
375
376 typedef struct
377 {
378         char            shader[ MAX_QPATH ];
379         int                     surfaceFlags;
380         int                     contentFlags;
381 }
382 bspShader_t;
383
384
385 /* planes x^1 is allways the opposite of plane x */
386
387 typedef struct
388 {
389         float           normal[ 3 ];
390         float           dist;
391 }
392 bspPlane_t;
393
394
395 typedef struct
396 {
397         int                     planeNum;
398         int                     children[ 2 ];          /* negative numbers are -(leafs+1), not nodes */
399         int                     mins[ 3 ];                      /* for frustom culling */
400         int                     maxs[ 3 ];
401 }
402 bspNode_t;
403
404
405 typedef struct
406 {
407         int                     cluster;                        /* -1 = opaque cluster (do I still store these?) */
408         int                     area;
409         
410         int                     mins[ 3 ];                      /* for frustum culling */
411         int                     maxs[ 3 ];
412         
413         int                     firstBSPLeafSurface;
414         int                     numBSPLeafSurfaces;
415         
416         int                     firstBSPLeafBrush;
417         int                     numBSPLeafBrushes;
418 }
419 bspLeaf_t;
420
421
422 typedef struct
423 {
424         int                     planeNum;                       /* positive plane side faces out of the leaf */
425         int                     shaderNum;
426         int                     surfaceNum;                     /* RBSP */
427 }
428 bspBrushSide_t;
429
430
431 typedef struct
432 {
433         int                     firstSide;
434         int                     numSides;
435         int                     shaderNum;                      /* the shader that determines the content flags */
436 }
437 bspBrush_t;
438
439
440 typedef struct
441 {
442         char            shader[ MAX_QPATH ];
443         int                     brushNum;
444         int                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
445 }
446 bspFog_t;
447
448
449 typedef struct
450 {
451         vec3_t          xyz;
452         float           st[ 2 ];
453         float           lightmap[ MAX_LIGHTMAPS ][ 2 ]; /* RBSP */
454         vec3_t          normal;
455         byte            color[ MAX_LIGHTMAPS ][ 4 ];    /* RBSP */
456 }
457 bspDrawVert_t;
458
459
460 typedef enum
461 {
462         MST_BAD,
463         MST_PLANAR,
464         MST_PATCH,
465         MST_TRIANGLE_SOUP,
466         MST_FLARE,
467         MST_FOLIAGE
468 }
469 bspSurfaceType_t;
470
471
472 typedef struct bspGridPoint_s
473 {
474         byte            ambient[ MAX_LIGHTMAPS ][ 3 ];
475         byte            directed[ MAX_LIGHTMAPS ][ 3 ];
476         byte            styles[ MAX_LIGHTMAPS ];
477         byte            latLong[ 2 ];
478 }
479 bspGridPoint_t;
480
481
482 typedef struct
483 {
484         int                     shaderNum;
485         int                     fogNum;
486         int                     surfaceType;
487         
488         int                     firstVert;
489         int                     numVerts;
490         
491         int                     firstIndex;
492         int                     numIndexes;
493         
494         byte            lightmapStyles[ MAX_LIGHTMAPS ];                                                /* RBSP */
495         byte            vertexStyles[ MAX_LIGHTMAPS ];                                                  /* RBSP */
496         int                     lightmapNum[ MAX_LIGHTMAPS ];                                                   /* RBSP */
497         int                     lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ]; /* RBSP */
498         int                     lightmapWidth, lightmapHeight;
499         
500         vec3_t          lightmapOrigin;
501         vec3_t          lightmapVecs[ 3 ];      /* on patches, [ 0 ] and [ 1 ] are lodbounds */
502         
503         int                     patchWidth;
504         int                     patchHeight;
505 }
506 bspDrawSurface_t;
507
508
509 /* advertisements */
510 typedef struct {
511         int                     cellId;
512         vec3_t          normal;
513         vec3_t          rect[4];
514         char            model[ MAX_QPATH ];
515 } bspAdvertisement_t;
516
517
518 /* -------------------------------------------------------------------------------
519
520 general types
521
522 ------------------------------------------------------------------------------- */
523
524 /* ydnar: for smaller structs */
525 typedef unsigned char   qb_t;
526
527
528 /* ydnar: for q3map_tcMod */
529 typedef float   tcMod_t[ 3 ][ 3 ];
530
531
532 /* ydnar: for multiple game support */
533 typedef struct surfaceParm_s
534 {
535         char            *name;
536         int                     contentFlags, contentFlagsClear;
537         int                     surfaceFlags, surfaceFlagsClear;
538         int                     compileFlags, compileFlagsClear;
539 }
540 surfaceParm_t;
541
542 typedef enum
543 {
544         MINIMAP_MODE_GRAY,
545         MINIMAP_MODE_BLACK,
546         MINIMAP_MODE_WHITE
547 }
548 miniMapMode_t;
549
550 typedef struct game_s
551 {
552         char                            *arg;                                                   /* -game matches this */
553         char                            *gamePath;                                              /* main game data dir */
554         char                            *homeBasePath;                                  /* home sub-dir on unix */
555         char                            *magic;                                                 /* magic word for figuring out base path */
556         char                            *shaderPath;                                    /* shader directory */
557         int                                     maxLMSurfaceVerts;                              /* default maximum meta surface verts */
558         int                                     maxSurfaceVerts;                                /* default maximum surface verts */
559         int                                     maxSurfaceIndexes;                              /* default maximum surface indexes (tris * 3) */
560         qboolean                        emitFlares;                                             /* when true, emit flare surfaces */
561         char                            *flareShader;                                   /* default flare shader (MUST BE SET) */
562         qboolean                        wolfLight;                                              /* when true, lights work like wolf q3map  */
563         int                                     lightmapSize;                                   /* bsp lightmap width/height */
564         float                           lightmapGamma;                                  /* default lightmap gamma */
565         float                           lightmapExposure;                               /* default lightmap exposure */
566         float                           lightmapCompensate;                             /* default lightmap compensate value */
567         float                           gridScale;                                              /* vortex: default lightgrid scale (affects both directional and ambient spectres) */
568         float                           gridAmbientScale;                               /* vortex: default lightgrid ambient spectre scale */
569         qboolean                        lightAngleHL;                                   /* jal: use half-lambert curve for light angle attenuation */
570         qboolean                        noStyles;                                               /* use lightstyles hack or not */
571         qboolean                        keepLights;                                             /* keep light entities on bsp */
572         int                                     patchSubdivisions;                              /* default patch subdivisions tolerance */
573         qboolean                        patchShadows;                                   /* patch casting enabled */
574         qboolean                        deluxeMap;                                              /* compile deluxemaps */
575         int                                     deluxeMode;                                             /* deluxemap mode (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
576         int                 miniMapSize;                    /* minimap size */
577         float               miniMapSharpen;                 /* minimap sharpening coefficient */
578         float               miniMapBorder;                  /* minimap border amount */
579         qboolean            miniMapKeepAspect;              /* minimap keep aspect ratio by letterboxing */
580         miniMapMode_t       miniMapMode;                    /* minimap mode */
581         char                *miniMapNameFormat;             /* minimap name format */
582         char                            *bspIdent;                                              /* 4-letter bsp file prefix */
583         int                                     bspVersion;                                             /* bsp version to use */
584         qboolean                        lumpSwap;                                               /* cod-style len/ofs order */
585         bspFunc                         load, write;                                    /* load/write function pointers */
586         surfaceParm_t           surfaceParms[ 128 ];                    /* surfaceparm array */
587 }
588 game_t;
589
590
591 typedef struct image_s
592 {
593         char                            *name, *filename;
594         int                                     refCount;
595         int                                     width, height;
596         byte                            *pixels;
597 }
598 image_t;
599
600
601 typedef struct sun_s
602 {
603         struct sun_s            *next;
604         vec3_t                          direction, color;
605         float                           photons, deviance, filterRadius;
606         int                                     numSamples, style;
607 }
608 sun_t;
609
610
611 typedef struct surfaceModel_s 
612 {
613         struct surfaceModel_s   *next;
614         char                            model[ MAX_QPATH ];
615         float                           density, odds;
616         float                           minScale, maxScale;
617         float                           minAngle, maxAngle;
618         qboolean                        oriented;
619 }
620 surfaceModel_t;
621
622
623 /* ydnar/sd: foliage stuff for wolf et (engine-supported optimization of the above) */
624 typedef struct foliage_s 
625 {
626         struct foliage_s        *next;
627         char                            model[ MAX_QPATH ];
628         float                           scale, density, odds;
629         qboolean                        inverseAlpha;
630 }
631 foliage_t;
632
633 typedef struct foliageInstance_s
634 {
635         vec3_t                          xyz, normal;
636 }
637 foliageInstance_t;
638
639
640 typedef struct remap_s
641 {
642         struct remap_s          *next;
643         char                            from[ 1024 ];
644         char                            to[ MAX_QPATH ];
645 }
646 remap_t;
647
648 typedef struct skinfile_s
649 {
650         struct skinfile_s       *next;
651         char                            name[ 1024 ];
652         char                            to[ MAX_QPATH ];
653 }
654 skinfile_t;
655
656
657 /* wingdi.h hack, it's the same: 0 */
658 #undef CM_NONE
659
660 typedef enum
661 {
662         CM_NONE,
663         CM_VOLUME,
664         CM_COLOR_SET,
665         CM_ALPHA_SET,
666         CM_COLOR_SCALE,
667         CM_ALPHA_SCALE,
668         CM_COLOR_DOT_PRODUCT,
669         CM_ALPHA_DOT_PRODUCT,
670         CM_COLOR_DOT_PRODUCT_SCALE,
671         CM_ALPHA_DOT_PRODUCT_SCALE,
672         CM_COLOR_DOT_PRODUCT_2,
673         CM_ALPHA_DOT_PRODUCT_2,
674         CM_COLOR_DOT_PRODUCT_2_SCALE,
675         CM_ALPHA_DOT_PRODUCT_2_SCALE
676 }
677 colorModType_t;
678
679
680 typedef struct colorMod_s
681 {
682         struct colorMod_s       *next;
683         colorModType_t          type;
684         vec_t                           data[ 16 ];
685 }
686 colorMod_t;
687
688
689 typedef enum
690 {
691         IM_NONE,
692         IM_OPAQUE,
693         IM_MASKED,
694         IM_BLEND
695 }
696 implicitMap_t;
697
698
699 typedef struct shaderInfo_s
700 {
701         char                            shader[ MAX_QPATH ];
702         int                                     surfaceFlags;
703         int                                     contentFlags;
704         int                                     compileFlags;
705         float                           value;                                                  /* light value */
706         
707         char                            *flareShader;                                   /* for light flares */
708         char                            *damageShader;                                  /* ydnar: sof2 damage shader name */
709         char                            *backShader;                                    /* for surfaces that generate different front and back passes */
710         char                            *cloneShader;                                   /* ydnar: for cloning of a surface */
711         char                            *remapShader;                                   /* ydnar: remap a shader in final stage */
712         char                            *deprecateShader;                               /* vortex: shader is deprecated and replaced by this on use */
713
714         surfaceModel_t          *surfaceModel;                                  /* ydnar: for distribution of models */
715         foliage_t                       *foliage;                                               /* ydnar/splash damage: wolf et foliage */
716         
717         float                           subdivisions;                                   /* from a "tesssize xxx" */
718         float                           backsplashFraction;                             /* floating point value, usually 0.05 */
719         float                           backsplashDistance;                             /* default 16 */
720         float                           lightSubdivide;                                 /* default 999 */
721         float                           lightFilterRadius;                              /* ydnar: lightmap filtering/blurring radius for lights created by this shader (default: 0) */
722         
723         int                                     lightmapSampleSize;                             /* lightmap sample size */
724         float                           lightmapSampleOffset;                   /* ydnar: lightmap sample offset (default: 1.0) */
725         
726         float                           bounceScale;                                    /* ydnar: radiosity re-emission [0,1.0+] */
727         float                           offset;                                                 /* ydnar: offset in units */
728         float                           shadeAngleDegrees;                              /* ydnar: breaking angle for smooth shading (degrees) */
729         
730         vec3_t                          mins, maxs;                                             /* ydnar: for particle studio vertexDeform move support */
731         
732         qb_t                            legacyTerrain;                                  /* ydnar: enable legacy terrain crutches */
733         qb_t                            indexed;                                                /* ydnar: attempt to use indexmap (terrain alphamap style) */
734         qb_t                            forceMeta;                                              /* ydnar: force metasurface path */
735         qb_t                            noClip;                                                 /* ydnar: don't clip into bsp, preserve original face winding */
736         qb_t                            noFast;                                                 /* ydnar: supress fast lighting for surfaces with this shader */
737         qb_t                            invert;                                                 /* ydnar: reverse facing */
738         qb_t                            nonplanar;                                              /* ydnar: for nonplanar meta surface merging */
739         qb_t                            tcGen;                                                  /* ydnar: has explicit texcoord generation */
740         vec3_t                          vecs[ 2 ];                                              /* ydnar: explicit texture vectors for [0,1] texture space */
741         tcMod_t                         mod;                                                    /* ydnar: q3map_tcMod matrix for djbob :) */
742         vec3_t                          lightmapAxis;                                   /* ydnar: explicit lightmap axis projection */
743         colorMod_t                      *colorMod;                                              /* ydnar: q3map_rgb/color/alpha/Set/Mod support */
744         
745         int                                     furNumLayers;                                   /* ydnar: number of fur layers */
746         float                           furOffset;                                              /* ydnar: offset of each layer */
747         float                           furFade;                                                /* ydnar: alpha fade amount per layer */
748
749         qb_t                            splotchFix;                                             /* ydnar: filter splotches on lightmaps */
750         
751         qb_t                            hasPasses;                                              /* false if the shader doesn't define any rendering passes */
752         qb_t                            globalTexture;                                  /* don't normalize texture repeats */
753         qb_t                            twoSided;                                               /* cull none */
754         qb_t                            autosprite;                                             /* autosprite shaders will become point lights instead of area lights */
755         qb_t                            polygonOffset;                                  /* ydnar: don't face cull this or against this */
756         qb_t                            patchShadows;                                   /* have patches casting shadows when using -light for this surface */
757         qb_t                            vertexShadows;                                  /* shadows will be casted at this surface even when vertex lit */
758         qb_t                            forceSunlight;                                  /* force sun light at this surface even tho we might not calculate shadows in vertex lighting */
759         qb_t                            notjunc;                                                /* don't use this surface for tjunction fixing */
760         qb_t                            fogParms;                                               /* ydnar: has fogparms */
761         qb_t                            noFog;                                                  /* ydnar: supress fogging */
762         qb_t                            clipModel;                                              /* ydnar: solid model hack */
763         qb_t                            noVertexLight;                                  /* ydnar: leave vertex color alone */
764         qb_t                            noDirty;                                                /* jal: do not apply the dirty pass to this surface */
765
766         byte                            styleMarker;                                    /* ydnar: light styles hack */
767         
768         float                           vertexScale;                                    /* vertex light scale */
769         
770         char                            skyParmsImageBase[ MAX_QPATH ]; /* ydnar: for skies */
771         
772         char                            editorImagePath[ MAX_QPATH ];   /* use this image to generate texture coordinates */
773         char                            lightImagePath[ MAX_QPATH ];    /* use this image to generate color / averageColor */
774         char                            normalImagePath[ MAX_QPATH ];   /* ydnar: normalmap image for bumpmapping */
775         
776         implicitMap_t           implicitMap;                                    /* ydnar: enemy territory implicit shaders */
777         char                            implicitImagePath[ MAX_QPATH ];
778         
779         image_t                         *shaderImage;
780         image_t                         *lightImage;
781         image_t                         *normalImage;
782         
783         float                           skyLightValue;                                  /* ydnar */
784         int                                     skyLightIterations;                             /* ydnar */
785         sun_t                           *sun;                                                   /* ydnar */
786         
787         vec3_t                          color;                                                  /* normalized color */
788         vec3_t                          averageColor;
789         byte                            lightStyle;                                     
790
791         /* vortex: per-surface floodlight */
792         float                           floodlightDirectionScale;
793         vec3_t                          floodlightRGB; 
794         float                           floodlightIntensity;
795         float                           floodlightDistance;
796         
797         qb_t                            lmMergable;                                             /* ydnar */
798         int                                     lmCustomWidth, lmCustomHeight;  /* ydnar */
799         float                           lmBrightness;                                   /* ydnar */
800         float                           lmFilterRadius;                                 /* ydnar: lightmap filtering/blurring radius for this shader (default: 0) */
801         
802         int                                     shaderWidth, shaderHeight;              /* ydnar */
803         float                           stFlat[ 2 ];
804         
805         vec3_t                          fogDir;                                                 /* ydnar */
806         
807         char                            *shaderText;                                    /* ydnar */
808         qb_t                            custom;
809         qb_t                            finished;
810 }
811 shaderInfo_t;
812
813
814
815 /* -------------------------------------------------------------------------------
816
817 bsp structures
818
819 ------------------------------------------------------------------------------- */
820
821 typedef struct face_s
822 {
823         struct face_s           *next;
824         int                                     planenum;
825         int                                     priority;
826         //qboolean                      checked;
827         int                                     compileFlags;
828         winding_t                       *w;
829 }
830 face_t;
831
832
833 typedef struct plane_s
834 {
835         vec3_t                          normal;
836         vec_t                           dist;
837         int                                     type;
838         int                 counter;
839         int                                     hash_chain;
840 }
841 plane_t;
842
843
844 typedef struct side_s
845 {
846         int                                     planenum;
847         
848         int                                     outputNum;                      /* set when the side is written to the file list */
849         
850         float                           texMat[ 2 ][ 3 ];       /* brush primitive texture matrix */
851         float                           vecs[ 2 ][ 4 ];         /* old-style texture coordinate mapping */
852
853         winding_t                       *winding;
854         winding_t                       *visibleHull;           /* convex hull of all visible fragments */
855
856         shaderInfo_t            *shaderInfo;
857
858         int                                     contentFlags;           /* from shaderInfo */
859         int                                     surfaceFlags;           /* from shaderInfo */
860         int                                     compileFlags;           /* from shaderInfo */
861         int                                     value;                          /* from shaderInfo */
862
863         qboolean                        visible;                        /* choose visble planes first */
864         qboolean                        bevel;                          /* don't ever use for bsp splitting, and don't bother making windings for it */
865         qboolean                        culled;                         /* ydnar: face culling */
866 }
867 side_t;
868
869
870 typedef struct sideRef_s
871 {
872         struct sideRef_s        *next;
873         side_t                          *side;
874 }
875 sideRef_t;
876
877
878 /* ydnar: generic index mapping for entities (natural extension of terrain texturing) */
879 typedef struct indexMap_s
880 {
881         int                                     w, h, numLayers;
882         char                            name[ MAX_QPATH ], shader[ MAX_QPATH ];
883         float                           offsets[ 256 ];
884         byte                            *pixels;
885 }
886 indexMap_t;
887
888
889 typedef struct brush_s
890 {
891         struct brush_s          *next;
892         struct brush_s          *nextColorModBrush;     /* ydnar: colorMod volume brushes go here */
893         struct brush_s          *original;                      /* chopped up brushes will reference the originals */
894         
895         int                                     entityNum, brushNum;/* editor numbering */
896         int                                     outputNum;                      /* set when the brush is written to the file list */
897         
898         /* ydnar: for shadowcasting entities */
899         int                                     castShadows;
900         int                                     recvShadows;
901         
902         shaderInfo_t            *contentShader;
903         shaderInfo_t            *celShader;                     /* :) */
904         
905         /* ydnar: gs mods */
906         int                                     lightmapSampleSize; /* jal : entity based _lightmapsamplesize */
907         float                           lightmapScale;
908         float                           shadeAngleDegrees; /* jal : entity based _shadeangle */
909         vec3_t                          eMins, eMaxs;
910         indexMap_t                      *im;
911
912         int                                     contentFlags;
913         int                                     compileFlags;           /* ydnar */
914         qboolean                        detail;
915         qboolean                        opaque;
916
917         int                                     portalareas[ 2 ];
918
919         vec3_t                          mins, maxs;
920         int                                     numsides;
921         
922         side_t                          sides[ 6 ];                     /* variably sized */
923 }
924 brush_t;
925
926
927 typedef struct fog_s
928 {
929         shaderInfo_t            *si;
930         brush_t                         *brush;
931         int                                     visibleSide;            /* the brush side that ray tests need to clip against (-1 == none) */
932 }
933 fog_t;
934
935
936 typedef struct
937 {
938         int                                     width, height;
939         bspDrawVert_t           *verts;
940 }
941 mesh_t;
942
943
944 typedef struct parseMesh_s
945 {
946         struct parseMesh_s      *next;
947         
948         int                                     entityNum, brushNum;    /* ydnar: editor numbering */
949         
950         /* ydnar: for shadowcasting entities */
951         int                                     castShadows;
952         int                                     recvShadows;
953         
954         mesh_t                          mesh;
955         shaderInfo_t            *shaderInfo;
956         shaderInfo_t            *celShader;                             /* :) */
957         
958         /* ydnar: gs mods */
959         int                                     lightmapSampleSize;             /* jal : entity based _lightmapsamplesize */
960         float                           lightmapScale;
961         vec3_t                          eMins, eMaxs;
962         indexMap_t                      *im;
963         
964         /* grouping */
965         qboolean                        grouped;
966         float                           longestCurve;
967         int                                     maxIterations;
968 }
969 parseMesh_t;
970
971
972 /*
973         ydnar: the drawsurf struct was extended to allow for:
974         - non-convex planar surfaces
975         - non-planar brushface surfaces
976         - lightmapped terrain
977         - planar patches
978 */
979
980 typedef enum
981 {
982         /* ydnar: these match up exactly with bspSurfaceType_t */
983         SURFACE_BAD,
984         SURFACE_FACE,
985         SURFACE_PATCH,
986         SURFACE_TRIANGLES,
987         SURFACE_FLARE,
988         SURFACE_FOLIAGE,        /* wolf et */
989         
990         /* ydnar: compiler-relevant surface types */
991         SURFACE_FORCED_META,
992         SURFACE_META,
993         SURFACE_FOGHULL,
994         SURFACE_DECAL,
995         SURFACE_SHADER,
996         
997         NUM_SURFACE_TYPES
998 }
999 surfaceType_t;
1000
1001 char                    *surfaceTypes[ NUM_SURFACE_TYPES ]
1002 #ifndef MAIN_C
1003                                 ;
1004 #else
1005                                 =
1006                                 {
1007                                         "SURFACE_BAD",
1008                                         "SURFACE_FACE",
1009                                         "SURFACE_PATCH",
1010                                         "SURFACE_TRIANGLES",
1011                                         "SURFACE_FLARE",
1012                                         "SURFACE_FOLIAGE",
1013                                         "SURFACE_FORCED_META",
1014                                         "SURFACE_META",
1015                                         "SURFACE_FOGHULL",
1016                                         "SURFACE_DECAL",
1017                                         "SURFACE_SHADER"
1018                                 };
1019 #endif
1020
1021
1022 /* ydnar: this struct needs an overhaul (again, heh) */
1023 typedef struct mapDrawSurface_s
1024 {
1025         surfaceType_t           type;
1026         qboolean                        planar;
1027         int                                     outputNum;                      /* ydnar: to match this sort of thing up */
1028         
1029         qboolean                        fur;                            /* ydnar: this is kind of a hack, but hey... */
1030         qboolean                        skybox;                         /* ydnar: yet another fun hack */
1031         qboolean                        backSide;                       /* ydnar: q3map_backShader support */
1032         
1033         struct mapDrawSurface_s *parent;                /* ydnar: for cloned (skybox) surfaces to share lighting data */
1034         struct mapDrawSurface_s *clone;                 /* ydnar: for cloned surfaces */
1035         struct mapDrawSurface_s *cel;                   /* ydnar: for cloned cel surfaces */
1036         
1037         shaderInfo_t            *shaderInfo;
1038         shaderInfo_t            *celShader;
1039         brush_t                         *mapBrush;
1040         parseMesh_t                     *mapMesh;
1041         sideRef_t                       *sideRef;
1042         
1043         int                                     fogNum;
1044         
1045         int                                     numVerts;                       /* vertexes and triangles */
1046         bspDrawVert_t           *verts;
1047         int                                     numIndexes;
1048         int                                     *indexes;
1049         
1050         int                                     planeNum;
1051         vec3_t                          lightmapOrigin;         /* also used for flares */
1052         vec3_t                          lightmapVecs[ 3 ];      /* also used for flares */
1053         int                                     lightStyle;                     /* used for flares */
1054         
1055         /* ydnar: per-surface (per-entity, actually) lightmap sample size scaling */
1056         float                           lightmapScale;
1057
1058         /* jal: per-surface (per-entity, actually) shadeangle */
1059         float                           shadeAngleDegrees;
1060         
1061         /* ydnar: surface classification */
1062         vec3_t                          mins, maxs;
1063         vec3_t                          lightmapAxis;
1064         int                                     sampleSize;
1065         
1066         /* ydnar: shadow group support */
1067         int                                     castShadows, recvShadows;
1068         
1069         /* ydnar: texture coordinate range monitoring for hardware with limited texcoord precision (in texel space) */
1070         float                           bias[ 2 ];
1071         int                                     texMins[ 2 ], texMaxs[ 2 ], texRange[ 2 ];
1072                 
1073         /* ydnar: for patches */
1074         float                           longestCurve;
1075         int                                     maxIterations;
1076         int                                     patchWidth, patchHeight;
1077         vec3_t                          bounds[ 2 ];
1078
1079         /* ydnar/sd: for foliage */
1080         int                                     numFoliageInstances;
1081         
1082         /* ydnar: editor/useful numbering */
1083         int                                     entityNum;
1084         int                                     surfaceNum;
1085 }
1086 mapDrawSurface_t;
1087
1088
1089 typedef struct drawSurfRef_s
1090 {
1091         struct drawSurfRef_s    *nextRef;
1092         int                                     outputNum;
1093 }
1094 drawSurfRef_t;
1095
1096
1097 /* ydnar: metasurfaces are constructed from lists of metatriangles so they can be merged in the best way */
1098 typedef struct metaTriangle_s
1099 {
1100         shaderInfo_t            *si;
1101         side_t                          *side;
1102         int                                     entityNum, surfaceNum, planeNum, fogNum, sampleSize, castShadows, recvShadows;
1103         float                           shadeAngleDegrees;
1104         vec4_t                          plane;
1105         vec3_t                          lightmapAxis;
1106         int                                     indexes[ 3 ];
1107 }
1108 metaTriangle_t;
1109
1110
1111 typedef struct epair_s
1112 {
1113         struct epair_s          *next;
1114         char                            *key, *value;
1115 }
1116 epair_t;
1117
1118
1119 typedef struct
1120 {
1121         vec3_t                          origin;
1122         brush_t                         *brushes, *lastBrush, *colorModBrushes;
1123         parseMesh_t                     *patches;
1124         int                                     mapEntityNum, firstDrawSurf;
1125         int                                     firstBrush, numBrushes;         /* only valid during BSP compile */
1126         epair_t                         *epairs;
1127         vec3_t                          originbrush_origin;
1128 }
1129 entity_t;
1130
1131
1132 typedef struct node_s
1133 {
1134         /* both leafs and nodes */
1135         int                                     planenum;               /* -1 = leaf node */
1136         struct node_s           *parent;
1137         vec3_t                          mins, maxs;             /* valid after portalization */
1138         brush_t                         *volume;                /* one for each leaf/node */
1139
1140         /* nodes only */
1141         side_t                          *side;                  /* the side that created the node */
1142         struct node_s           *children[ 2 ];
1143         int                                     compileFlags;   /* ydnar: hint, antiportal */
1144         int                                     tinyportals;
1145         vec3_t                          referencepoint;
1146
1147         /* leafs only */
1148         qboolean                        opaque;                 /* view can never be inside */
1149         qboolean                        areaportal;
1150         qboolean                        skybox;                 /* ydnar: a skybox leaf */
1151         qboolean                        sky;                    /* ydnar: a sky leaf */
1152         int                                     cluster;                /* for portalfile writing */
1153         int                                     area;                   /* for areaportals */
1154         brush_t                         *brushlist;             /* fragments of all brushes in this leaf */
1155         drawSurfRef_t           *drawSurfReferences;
1156
1157         int                                     occupied;               /* 1 or greater can reach entity */
1158         entity_t                        *occupant;              /* for leak file testing */
1159
1160         struct portal_s         *portals;               /* also on nodes during construction */
1161
1162         qboolean            has_structural_children;
1163 }
1164 node_t;
1165
1166
1167 typedef struct portal_s
1168 {
1169         plane_t                         plane;
1170         node_t                          *onnode;                /* NULL = outside box */
1171         node_t                          *nodes[ 2 ];    /* [ 0 ] = front side of plane */
1172         struct portal_s         *next[ 2 ];
1173         winding_t                       *winding;
1174
1175         qboolean                        sidefound;              /* false if ->side hasn't been checked */
1176         int                                     compileFlags;   /* from original face that caused the split */
1177         side_t                          *side;                  /* NULL = non-visible */
1178 }
1179 portal_t;
1180
1181
1182 typedef struct
1183 {
1184         node_t                          *headnode;
1185         node_t                          outside_node;
1186         vec3_t                          mins, maxs;
1187 }
1188 tree_t;
1189
1190
1191
1192 /* -------------------------------------------------------------------------------
1193
1194 vis structures
1195
1196 ------------------------------------------------------------------------------- */
1197
1198 typedef struct
1199 {
1200         vec3_t                          normal;
1201         float                           dist;
1202 }
1203 visPlane_t;
1204
1205
1206 typedef struct
1207 {
1208         int                                     numpoints;
1209         vec3_t                          points[ MAX_POINTS_ON_FIXED_WINDING     ];              /* variable sized */
1210
1211 fixedWinding_t;
1212
1213
1214 typedef struct passage_s
1215 {
1216         struct passage_s        *next;
1217         byte                            cansee[ 1 ];    /* all portals that can be seen through this passage */
1218 } passage_t;
1219
1220
1221 typedef enum
1222 {
1223         stat_none,
1224         stat_working,
1225         stat_done
1226 }
1227 vstatus_t;
1228
1229
1230 typedef struct
1231 {
1232         int                                     num;
1233         qboolean                        hint;                   /* true if this portal was created from a hint splitter */
1234         qboolean                        removed;
1235         visPlane_t                      plane;                  /* normal pointing into neighbor */
1236         int                                     leaf;                   /* neighbor */
1237         
1238         vec3_t                          origin;                 /* for fast clip testing */
1239         float                           radius;
1240
1241         fixedWinding_t          *winding;
1242         vstatus_t                       status;
1243         byte                            *portalfront;   /* [portals], preliminary */
1244         byte                            *portalflood;   /* [portals], intermediate */
1245         byte                            *portalvis;             /* [portals], final */
1246
1247         int                                     nummightsee;    /* bit count on portalflood for sort */
1248         passage_t                       *passages;              /* there are just as many passages as there */
1249                                                                                 /* are portals in the leaf this portal leads */
1250 }
1251 vportal_t;
1252
1253
1254 typedef struct leaf_s
1255 {
1256         int                                     numportals;
1257         int                                     merged;
1258         vportal_t                       *portals[MAX_PORTALS_ON_LEAF];
1259 }
1260 leaf_t;
1261
1262         
1263 typedef struct pstack_s
1264 {
1265         byte                            mightsee[ MAX_PORTALS / 8 ];
1266         struct pstack_s         *next;
1267         leaf_t                          *leaf;
1268         vportal_t                       *portal;                /* portal exiting */
1269         fixedWinding_t          *source;
1270         fixedWinding_t          *pass;
1271
1272         fixedWinding_t          windings[ 3 ];  /* source, pass, temp in any order */
1273         int                                     freewindings[ 3 ];
1274
1275         visPlane_t                      portalplane;
1276         int depth;
1277 #ifdef SEPERATORCACHE
1278         visPlane_t                      seperators[ 2 ][ MAX_SEPERATORS ];
1279         int                                     numseperators[ 2 ];
1280 #endif
1281 }
1282 pstack_t;
1283
1284
1285 typedef struct
1286 {
1287         vportal_t                       *base;
1288         int                                     c_chains;
1289         pstack_t                        pstack_head;
1290 }
1291 threaddata_t;
1292
1293
1294
1295 /* -------------------------------------------------------------------------------
1296
1297 light structures
1298
1299 ------------------------------------------------------------------------------- */
1300
1301 /* ydnar: new light struct with flags */
1302 typedef struct light_s
1303 {
1304         struct light_s          *next;
1305         
1306         int                                     type;
1307         int                                     flags;                  /* ydnar: condensed all the booleans into one flags int */
1308         shaderInfo_t            *si;
1309         
1310         vec3_t                          origin;
1311         vec3_t                          normal;                 /* for surfaces, spotlights, and suns */
1312         float                           dist;                   /* plane location along normal */
1313         
1314         float                           photons;
1315         int                                     style;
1316         vec3_t                          color;
1317         float                           radiusByDist;   /* for spotlights */
1318         float                           fade;                   /* ydnar: from wolf, for linear lights */
1319         float                           angleScale;             /* ydnar: stolen from vlight for K */
1320         float                           extraDist;              /* "extra dimension" distance of the light, to kill hot spots */
1321
1322         float                           add;                    /* ydnar: used for area lights */
1323         float                           envelope;               /* ydnar: units until falloff < tolerance */
1324         float                           envelope2;              /* ydnar: envelope squared (tiny optimization) */
1325         vec3_t                          mins, maxs;             /* ydnar: pvs envelope */
1326         int                                     cluster;                /* ydnar: cluster light falls into */
1327         
1328         winding_t                       *w;
1329         vec3_t                          emitColor;              /* full out-of-gamut value */
1330         
1331         float                           falloffTolerance;       /* ydnar: minimum attenuation threshold */
1332         float                           filterRadius;   /* ydnar: lightmap filter radius in world units, 0 == default */
1333 }
1334 light_t;
1335
1336
1337 typedef struct
1338 {
1339         /* constant input */
1340         qboolean                        testOcclusion, forceSunlight, testAll;
1341         int                                     recvShadows;
1342         
1343         int                                     numSurfaces;
1344         int                                     *surfaces;
1345         
1346         int                                     numLights;
1347         light_t                         **lights;
1348         
1349         qboolean                        twoSided;
1350         
1351         /* per-sample input */
1352         int                                     cluster;
1353         vec3_t                          origin, normal;
1354         vec_t                           inhibitRadius;  /* sphere in which occluding geometry is ignored */
1355         
1356         /* per-light input */
1357         light_t                         *light;
1358         vec3_t                          end;
1359         
1360         /* calculated input */
1361         vec3_t                          displacement, direction;
1362         vec_t                           distance;
1363         
1364         /* input and output */
1365         vec3_t                          color;                  /* starts out at full color, may be reduced if transparent surfaces are crossed */
1366         vec3_t                          colorNoShadow;  /* result color with no shadow casting */
1367         vec3_t                          directionContribution; /* result contribution to the deluxe map */
1368
1369         /* output */
1370         vec3_t                          hit;
1371         int                                     compileFlags;   /* for determining surface compile flags traced through */
1372         qboolean                        passSolid;
1373         qboolean                        opaque;
1374         vec_t                   forceSubsampling; /* needs subsampling (alphashadow), value = max color contribution possible from it */
1375         
1376         /* working data */
1377         int                                     numTestNodes;
1378         int                                     testNodes[ MAX_TRACE_TEST_NODES ]; 
1379 }
1380 trace_t;
1381
1382
1383
1384 /* must be identical to bspDrawVert_t except for float color! */
1385 typedef struct
1386 {
1387         vec3_t                          xyz;
1388         float                           st[ 2 ];
1389         float                           lightmap[ MAX_LIGHTMAPS ][ 2 ];
1390         vec3_t                          normal;
1391         float                           color[ MAX_LIGHTMAPS ][ 4 ];
1392 }
1393 radVert_t;
1394
1395
1396 typedef struct
1397 {
1398         int                                     numVerts;
1399         radVert_t                       verts[ MAX_POINTS_ON_WINDING ];
1400 }
1401 radWinding_t;
1402
1403
1404 /* crutch for poor local allocations in win32 smp */
1405 typedef struct
1406 {
1407         vec_t                           dists[ MAX_POINTS_ON_WINDING + 4 ];
1408         int                                     sides[ MAX_POINTS_ON_WINDING + 4 ];
1409 }
1410 clipWork_t;
1411
1412
1413 /* ydnar: new lightmap handling code */
1414 typedef struct outLightmap_s
1415 {
1416         int                                     lightmapNum, extLightmapNum;
1417         int                                     customWidth, customHeight;
1418         int                                     numLightmaps;
1419         int                                     freeLuxels;
1420         int                                     numShaders;
1421         shaderInfo_t            *shaders[ MAX_LIGHTMAP_SHADERS ];
1422         byte                            *lightBits;
1423         byte                            *bspLightBytes;
1424         byte                            *bspDirBytes;
1425 }
1426 outLightmap_t;
1427
1428
1429 typedef struct rawLightmap_s
1430 {
1431         qboolean                                finished, splotchFix, wrap[ 2 ];
1432         int                                             customWidth, customHeight;
1433         float                                   brightness;
1434         float                                   filterRadius;
1435         
1436         int                                             firstLightSurface, numLightSurfaces;    /* index into lightSurfaces */
1437         int                                             numLightClusters, *lightClusters;
1438         
1439         int                                             sampleSize, actualSampleSize, axisNum;
1440
1441         /* vortex: per-surface floodlight */
1442         float                                   floodlightDirectionScale;
1443         vec3_t                                  floodlightRGB; 
1444         float                                   floodlightIntensity;
1445         float                                   floodlightDistance;
1446
1447         int                                             entityNum;
1448         int                                             recvShadows;
1449         vec3_t                                  mins, maxs, axis, origin, *vecs;
1450         float                                   *plane;
1451         int                                             w, h, sw, sh, used;
1452         
1453         qboolean                                solid[ MAX_LIGHTMAPS ];
1454         vec3_t                                  solidColor[ MAX_LIGHTMAPS ];
1455         
1456         int                                             numStyledTwins;
1457         struct rawLightmap_s    *twins[ MAX_LIGHTMAPS ];
1458
1459         int                                             outLightmapNums[ MAX_LIGHTMAPS ];
1460         int                                             twinNums[ MAX_LIGHTMAPS ];
1461         int                                             lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ];
1462         byte                                    styles[ MAX_LIGHTMAPS ];
1463         float                                   *bspLuxels[ MAX_LIGHTMAPS ];
1464         float                                   *radLuxels[ MAX_LIGHTMAPS ];
1465         float                                   *superLuxels[ MAX_LIGHTMAPS ];
1466         unsigned char                           *superFlags;
1467         float                                   *superOrigins;
1468         float                                   *superNormals;
1469         int                                             *superClusters;
1470         
1471         float                                   *superDeluxels; /* average light direction */
1472         float                                   *bspDeluxels;
1473         float                                   *superFloodLight;
1474 }
1475 rawLightmap_t;
1476
1477
1478 typedef struct rawGridPoint_s
1479 {
1480         vec3_t                          ambient[ MAX_LIGHTMAPS ];
1481         vec3_t                          directed[ MAX_LIGHTMAPS ];
1482         vec3_t                          dir;
1483         byte                            styles[ MAX_LIGHTMAPS ];
1484 }
1485 rawGridPoint_t;
1486
1487
1488 typedef struct surfaceInfo_s
1489 {
1490         int                                     modelindex;
1491         shaderInfo_t            *si;
1492         rawLightmap_t           *lm;
1493         int                                     parentSurfaceNum, childSurfaceNum;
1494         int                                     entityNum, castShadows, recvShadows, sampleSize, patchIterations;
1495         float                           longestCurve;
1496         float                           *plane;
1497         vec3_t                          axis, mins, maxs;
1498         qboolean                        hasLightmap, approximated;
1499         int                                     firstSurfaceCluster, numSurfaceClusters;
1500 }
1501 surfaceInfo_t;
1502
1503 /* -------------------------------------------------------------------------------
1504
1505 prototypes
1506
1507 ------------------------------------------------------------------------------- */
1508
1509 /* main.c */
1510 vec_t                                           Random( void );
1511 int                                                     BSPInfo( int count, char **fileNames );
1512 int                                                     ScaleBSPMain( int argc, char **argv );
1513 int                                                     ConvertMain( int argc, char **argv );
1514
1515
1516 /* path_init.c */
1517 game_t                                          *GetGame( char *arg );
1518 void                                            InitPaths( int *argc, char **argv );
1519
1520
1521 /* bsp.c */
1522 int                                                     BSPMain( int argc, char **argv );
1523
1524
1525 /* convert_map.c */
1526 int                                                     ConvertBSPToMap( char *bspName );
1527 int                                                     ConvertBSPToMap_BP( char *bspName );
1528
1529
1530 /* convert_ase.c */
1531 int                                                     ConvertBSPToASE( char *bspName );
1532
1533 /* convert_obj.c */
1534 int                                                     ConvertBSPToOBJ( char *bspName );
1535
1536
1537 /* brush.c */
1538 sideRef_t                                       *AllocSideRef( side_t *side, sideRef_t *next );
1539 int                                                     CountBrushList( brush_t *brushes );
1540 brush_t                                         *AllocBrush( int numsides );
1541 void                                            FreeBrush( brush_t *brushes );
1542 void                                            FreeBrushList( brush_t *brushes );
1543 brush_t                                         *CopyBrush( brush_t *brush );
1544 qboolean                                        BoundBrush( brush_t *brush );
1545 qboolean                                        CreateBrushWindings( brush_t *brush );
1546 brush_t                                         *BrushFromBounds( vec3_t mins, vec3_t maxs );
1547 vec_t                                           BrushVolume( brush_t *brush );
1548 void                                            WriteBSPBrushMap( char *name, brush_t *list );
1549
1550 void                                            FilterDetailBrushesIntoTree( entity_t *e, tree_t *tree );
1551 void                                            FilterStructuralBrushesIntoTree( entity_t *e, tree_t *tree );
1552
1553 int                                                     BoxOnPlaneSide( vec3_t mins, vec3_t maxs, plane_t *plane );
1554 qboolean                                        WindingIsTiny( winding_t *w );
1555
1556 void                                            SplitBrush( brush_t *brush, int planenum, brush_t **front, brush_t **back);
1557
1558 tree_t                                          *AllocTree( void );
1559 node_t                                          *AllocNode( void );
1560
1561
1562 /* mesh.c */
1563 void                                            LerpDrawVert( bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *out );
1564 void                                            LerpDrawVertAmount( bspDrawVert_t *a, bspDrawVert_t *b, float amount, bspDrawVert_t *out );
1565 void                                            FreeMesh( mesh_t *m );
1566 mesh_t                                          *CopyMesh( mesh_t *mesh );
1567 void                                            PrintMesh( mesh_t *m );
1568 mesh_t                                          *TransposeMesh( mesh_t *in );
1569 void                                            InvertMesh( mesh_t *m );
1570 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1571 int                                                     IterationsForCurve( float len, int subdivisions );
1572 mesh_t                                          *SubdivideMesh2( mesh_t in, int iterations );
1573 mesh_t                                          *SubdivideMeshQuads( mesh_t *in, float minLength, int maxsize, int *widthtable, int *heighttable );
1574 mesh_t                                          *RemoveLinearMeshColumnsRows( mesh_t *in );
1575 void                                            MakeMeshNormals( mesh_t in );
1576 void                                            PutMeshOnCurve( mesh_t in );
1577
1578 void                                            MakeNormalVectors( vec3_t forward, vec3_t right, vec3_t up );
1579
1580
1581 /* map.c */
1582 void                                            LoadMapFile( char *filename, qboolean onlyLights, qboolean noCollapseGroups );
1583 int                                                     FindFloatPlane( vec3_t normal, vec_t dist, int numPoints, vec3_t *points );
1584 int                                                     PlaneTypeForNormal( vec3_t normal );
1585 void                                            AddBrushBevels( void );
1586 brush_t                                         *FinishBrush(qboolean noCollapseGroups);
1587
1588
1589 /* portals.c */
1590 void                                            MakeHeadnodePortals( tree_t *tree );
1591 void                                            MakeNodePortal( node_t *node );
1592 void                                            SplitNodePortals( node_t *node );
1593
1594 qboolean                                        PortalPassable( portal_t *p );
1595
1596 qboolean                                        FloodEntities( tree_t *tree );
1597 void                                            FillOutside( node_t *headnode);
1598 void                                            FloodAreas( tree_t *tree);
1599 face_t                                          *VisibleFaces( entity_t *e, tree_t *tree );
1600 void                                            FreePortal( portal_t *p );
1601
1602 void                                            MakeTreePortals( tree_t *tree );
1603
1604
1605 /* leakfile.c */
1606 xmlNodePtr                                      LeakFile( tree_t *tree );
1607
1608
1609 /* prtfile.c */
1610 void                                            NumberClusters( tree_t *tree );
1611 void                                            WritePortalFile( tree_t *tree );
1612
1613
1614 /* writebsp.c */
1615 void                                            SetModelNumbers( void );
1616 void                                            SetLightStyles( void );
1617
1618 int                                                     EmitShader( const char *shader, int *contentFlags, int *surfaceFlags );
1619
1620 void                                            BeginBSPFile( void );
1621 void                                            EndBSPFile( qboolean do_write );
1622 void                                            EmitBrushes( brush_t *brushes, int *firstBrush, int *numBrushes );
1623 void                                            EmitFogs( void );
1624
1625 void                                            BeginModel( void );
1626 void                                            EndModel( entity_t *e, node_t *headnode );
1627
1628
1629 /* tree.c */
1630 void                                            FreeTree( tree_t *tree );
1631 void                                            FreeTree_r( node_t *node );
1632 void                                            PrintTree_r( node_t *node, int depth );
1633 void                                            FreeTreePortals_r( node_t *node );
1634
1635
1636 /* patch.c */
1637 void                                            ParsePatch( qboolean onlyLights );
1638 mesh_t                                          *SubdivideMesh( mesh_t in, float maxError, float minLength );
1639 void                                            PatchMapDrawSurfs( entity_t *e );
1640 void                                            TriangulatePatchSurface( entity_t *e , mapDrawSurface_t *ds );
1641
1642
1643 /* tjunction.c */
1644 void                                            FixTJunctions( entity_t *e );
1645
1646
1647 /* fog.c */
1648 winding_t                                       *WindingFromDrawSurf( mapDrawSurface_t *ds );
1649 void                                            FogDrawSurfaces( entity_t *e );
1650 int                                                     FogForPoint( vec3_t point, float epsilon );
1651 int                                                     FogForBounds( vec3_t mins, vec3_t maxs, float epsilon );
1652 void                                            CreateMapFogs( void );
1653
1654
1655 /* facebsp.c */
1656 face_t                                          *MakeStructuralBSPFaceList( brush_t *list );
1657 face_t                                          *MakeVisibleBSPFaceList( brush_t *list );
1658 tree_t                                          *FaceBSP( face_t *list );
1659
1660
1661 /* model.c */
1662 void                                            PicoPrintFunc( int level, const char *str );
1663 void                                            PicoLoadFileFunc( const char *name, byte **buffer, int *bufSize );
1664 picoModel_t                                     *FindModel( const char *name, int frame );
1665 picoModel_t                                     *LoadModel( const char *name, int frame );
1666 void                                            InsertModel( const char *name, int skin, int frame, m4x4_t transform, remap_t *remap, shaderInfo_t *celShader, int eNum, int castShadows, int recvShadows, int spawnFlags, float lightmapScale, int lightmapSampleSize, float shadeAngle );
1667 void                                            AddTriangleModels( entity_t *e );
1668
1669
1670 /* surface.c */
1671 mapDrawSurface_t                        *AllocDrawSurface( surfaceType_t type );
1672 void                                            FinishSurface( mapDrawSurface_t *ds );
1673 void                                            StripFaceSurface( mapDrawSurface_t *ds );
1674 void                                            MaxAreaFaceSurface( mapDrawSurface_t *ds );
1675 qboolean                                        CalcSurfaceTextureRange( mapDrawSurface_t *ds );
1676 qboolean                                        CalcLightmapAxis( vec3_t normal, vec3_t axis );
1677 void                                            ClassifySurfaces( int numSurfs, mapDrawSurface_t *ds );
1678 void                                            ClassifyEntitySurfaces( entity_t *e );
1679 void                                            TidyEntitySurfaces( entity_t *e );
1680 mapDrawSurface_t                        *CloneSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1681 mapDrawSurface_t                        *MakeCelSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1682 qboolean                                        IsTriangleDegenerate( bspDrawVert_t *points, int a, int b, int c );
1683 void                                            ClearSurface( mapDrawSurface_t *ds );
1684 void                                            AddEntitySurfaceModels( entity_t *e );
1685 mapDrawSurface_t                        *DrawSurfaceForSide( entity_t *e, brush_t *b, side_t *s, winding_t *w );
1686 mapDrawSurface_t                        *DrawSurfaceForMesh( entity_t *e, parseMesh_t *p, mesh_t *mesh );
1687 mapDrawSurface_t                        *DrawSurfaceForFlare( int entNum, vec3_t origin, vec3_t normal, vec3_t color, const char *flareShader, int lightStyle );
1688 mapDrawSurface_t                        *DrawSurfaceForShader( char *shader );
1689 void                                            ClipSidesIntoTree( entity_t *e, tree_t *tree );
1690 void                                            MakeDebugPortalSurfs( tree_t *tree );
1691 void                                            MakeFogHullSurfs( entity_t *e, tree_t *tree, char *shader );
1692 void                                            SubdivideFaceSurfaces( entity_t *e, tree_t *tree );
1693 void                                            AddEntitySurfaceModels( entity_t *e );
1694 int                                                     AddSurfaceModels( mapDrawSurface_t *ds );
1695 void                                            FilterDrawsurfsIntoTree( entity_t *e, tree_t *tree );
1696 void                                            EmitPatchSurface( entity_t *e, mapDrawSurface_t *ds );
1697 void                                            EmitTriangleSurface( mapDrawSurface_t *ds );
1698
1699
1700 /* surface_fur.c */
1701 void                                            Fur( mapDrawSurface_t *src );
1702
1703
1704 /* surface_foliage.c */
1705 void                                            Foliage( mapDrawSurface_t *src );
1706
1707
1708 /* ydnar: surface_meta.c */
1709 void                                            ClearMetaTriangles( void );
1710 int                                                     FindMetaTriangle( metaTriangle_t *src, bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *c, int planeNum );
1711 void                                            MakeEntityMetaTriangles( entity_t *e );
1712 void                                            FixMetaTJunctions( void );
1713 void                                            SmoothMetaTriangles( void );
1714 void                                            MergeMetaTriangles( void );
1715 void                                            EmitMetaStats(); // vortex: print meta statistics even in no-verbose mode
1716
1717
1718 /* surface_extra.c */
1719 void                                            SetDefaultSampleSize( int sampleSize );
1720
1721 void                                            SetSurfaceExtra( mapDrawSurface_t *ds, int num );
1722
1723 shaderInfo_t                            *GetSurfaceExtraShaderInfo( int num );
1724 int                                                     GetSurfaceExtraParentSurfaceNum( int num );
1725 int                                                     GetSurfaceExtraEntityNum( int num );
1726 int                                                     GetSurfaceExtraCastShadows( int num );
1727 int                                                     GetSurfaceExtraRecvShadows( int num );
1728 int                                                     GetSurfaceExtraSampleSize( int num );
1729 int                                                     GetSurfaceExtraMinSampleSize( int num );
1730 float                                           GetSurfaceExtraLongestCurve( int num );
1731 void                                            GetSurfaceExtraLightmapAxis( int num, vec3_t lightmapAxis );
1732
1733 void                                            WriteSurfaceExtraFile( const char *path );
1734 void                                            LoadSurfaceExtraFile( const char *path );
1735
1736
1737 /* decals.c */
1738 void                                            ProcessDecals( void );
1739 void                                            MakeEntityDecals( entity_t *e );
1740
1741 /* map.c */
1742 void                                            TextureAxisFromPlane( plane_t *pln, vec3_t xv, vec3_t yv );
1743
1744 /* brush_primit.c */
1745 void                                            ComputeAxisBase( vec3_t normal, vec3_t texX, vec3_t texY);
1746
1747
1748 /* vis.c */
1749 fixedWinding_t                          *NewFixedWinding( int points );
1750 int                                                     VisMain( int argc, char **argv );
1751
1752 /* visflow.c */
1753 int                                                     CountBits( byte *bits, int numbits );
1754 void                                            PassageFlow( int portalnum );
1755 void                                            CreatePassages( int portalnum );
1756 void                                            PassageMemory( void );
1757 void                                            BasePortalVis( int portalnum );
1758 void                                            BetterPortalVis( int portalnum );
1759 void                                            PortalFlow( int portalnum );
1760 void                                            PassagePortalFlow( int portalnum );
1761
1762
1763
1764 /* light.c  */
1765 float                                           PointToPolygonFormFactor( const vec3_t point, const vec3_t normal, const winding_t *w );
1766 int                                                     LightContributionToSample( trace_t *trace );
1767 void                                            LightingAtSample( trace_t *trace, byte styles[ MAX_LIGHTMAPS ], vec3_t colors[ MAX_LIGHTMAPS ] );
1768 int                                                     LightContributionToPoint( trace_t *trace );
1769 int                                                     LightMain( int argc, char **argv );
1770
1771
1772 /* light_trace.c */
1773 void                                            SetupTraceNodes( void );
1774 void                                            TraceLine( trace_t *trace );
1775 float                                           SetupTrace( trace_t *trace );
1776
1777
1778 /* light_bounce.c */
1779 qboolean                                        RadSampleImage( byte *pixels, int width, int height, float st[ 2 ], float color[ 4 ] );
1780 void                                            RadLightForTriangles( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1781 void                                            RadLightForPatch( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1782 void                                            RadCreateDiffuseLights( void );
1783 void                                            RadFreeLights();
1784
1785
1786 /* light_ydnar.c */
1787 void                                            ColorToBytes( const float *color, byte *colorBytes, float scale );
1788 void                                            SmoothNormals( void );
1789
1790 void                                            MapRawLightmap( int num );
1791
1792 void                                            SetupDirt();
1793 float                                           DirtForSample( trace_t *trace );
1794 void                                            DirtyRawLightmap( int num );
1795
1796 void                                            SetupFloodLight();
1797 void                                            FloodlightRawLightmaps();
1798 void                                            FloodlightIlluminateLightmap( rawLightmap_t *lm );
1799 float                                           FloodLightForSample( trace_t *trace , float floodLightDistance, qboolean floodLightLowQuality);
1800 void                                            FloodLightRawLightmap( int num );
1801
1802 void                                            IlluminateRawLightmap( int num );
1803 void                                            IlluminateVertexes( int num );
1804
1805 void                                            SetupBrushes( void );
1806 void                                            SetupClusters( void );
1807 qboolean                                        ClusterVisible( int a, int b );
1808 qboolean                                        ClusterVisibleToPoint( vec3_t point, int cluster );
1809 int                                                     ClusterForPoint( vec3_t point );
1810 int                                                     ClusterForPointExt( vec3_t point, float epsilon );
1811 int                                                     ClusterForPointExtFilter( vec3_t point, float epsilon, int numClusters, int *clusters );
1812 int                                                     ShaderForPointInLeaf( vec3_t point, int leafNum, float epsilon, int wantContentFlags, int wantSurfaceFlags, int *contentFlags, int *surfaceFlags );
1813 void                                            SetupEnvelopes( qboolean forGrid, qboolean fastFlag );
1814 void                                            FreeTraceLights( trace_t *trace );
1815 void                                            CreateTraceLightsForBounds( vec3_t mins, vec3_t maxs, vec3_t normal, int numClusters, int *clusters, int flags, trace_t *trace );
1816 void                                            CreateTraceLightsForSurface( int num, trace_t *trace );
1817
1818
1819 /* lightmaps_ydnar.c */
1820 void                                            ExportLightmaps( void );
1821
1822 int                                                     ExportLightmapsMain( int argc, char **argv );
1823 int                                                     ImportLightmapsMain( int argc, char **argv );
1824
1825 void                                            SetupSurfaceLightmaps( void );
1826 void                                            StitchSurfaceLightmaps( void );
1827 void                                            StoreSurfaceLightmaps( void );
1828
1829
1830 /* image.c */
1831 void                                            ImageFree( image_t *image );
1832 image_t                                         *ImageFind( const char *filename );
1833 image_t                                         *ImageLoad( const char *filename );
1834
1835
1836 /* shaders.c */
1837 void                                            ColorMod( colorMod_t *am, int numVerts, bspDrawVert_t *drawVerts );
1838
1839 void                                            TCMod( tcMod_t mod, float st[ 2 ] );
1840 void                                            TCModIdentity( tcMod_t mod );
1841 void                                            TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out );
1842 void                                            TCModTranslate( tcMod_t mod, float s, float t );
1843 void                                            TCModScale( tcMod_t mod, float s, float t );
1844 void                                            TCModRotate( tcMod_t mod, float euler );
1845
1846 qboolean                                        ApplySurfaceParm( char *name, int *contentFlags, int *surfaceFlags, int *compileFlags );
1847
1848 void                                            BeginMapShaderFile( const char *mapFile );
1849 void                                            WriteMapShaderFile( void );
1850 shaderInfo_t                            *CustomShader( shaderInfo_t *si, char *find, char *replace );
1851 void                                            EmitVertexRemapShader( char *from, char *to );
1852
1853 void                                            LoadShaderInfo( void );
1854 shaderInfo_t                            *ShaderInfoForShader( const char *shader );
1855
1856
1857 /* bspfile_abstract.c */
1858 void                                            SetGridPoints( int n );
1859 void                                            SetDrawVerts( int n );
1860 void                                            IncDrawVerts();
1861 void                                            SetDrawSurfaces(int n);
1862 void                                            SetDrawSurfacesBuffer();
1863 void                                            BSPFilesCleanup();
1864
1865 void                                            SwapBlock( int *block, int size );
1866
1867 int                                                     GetLumpElements( bspHeader_t *header, int lump, int size );
1868 void                                            *GetLump( bspHeader_t *header, int lump );
1869 int                                                     CopyLump( bspHeader_t *header, int lump, void *dest, int size );
1870 int                                                     CopyLump_Allocate( bspHeader_t *header, int lump, void **dest, int size, int *allocationVariable );
1871 void                                            AddLump( FILE *file, bspHeader_t *header, int lumpNum, const void *data, int length );
1872
1873 void                                            LoadBSPFile( const char *filename );
1874 void                                            WriteBSPFile( const char *filename );
1875 void                                            PrintBSPFileSizes( void );
1876
1877 epair_t                                         *ParseEPair( void );
1878 void                                            ParseEntities( void );
1879 void                                            UnparseEntities( void );
1880 void                                            PrintEntity( const entity_t *ent );
1881 void                                            SetKeyValue( entity_t *ent, const char *key, const char *value );
1882 qboolean                                        KeyExists( const entity_t *ent, const char *key ); /* VorteX: check if key exists */
1883 const char                                      *ValueForKey( const entity_t *ent, const char *key );
1884 int                                                     IntForKey( const entity_t *ent, const char *key );
1885 vec_t                                           FloatForKey( const entity_t *ent, const char *key );
1886 void                                            GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec );
1887 entity_t                                        *FindTargetEntity( const char *target );
1888 void                                            GetEntityShadowFlags( const entity_t *ent, const entity_t *ent2, int *castShadows, int *recvShadows );
1889 void InjectCommandLine(char **argv, int beginArgs, int endArgs);
1890                 
1891
1892
1893 /* bspfile_ibsp.c */
1894 void                                            LoadIBSPFile( const char *filename );
1895 void                                            WriteIBSPFile( const char *filename );
1896
1897
1898 /* bspfile_rbsp.c */
1899 void                                            LoadRBSPFile( const char *filename );
1900 void                                            WriteRBSPFile( const char *filename );
1901
1902
1903
1904 /* -------------------------------------------------------------------------------
1905
1906 bsp/general global variables
1907
1908 ------------------------------------------------------------------------------- */
1909
1910 #ifdef MAIN_C
1911         #define Q_EXTERN
1912         #define Q_ASSIGN( a )   = a
1913 #else
1914         #define Q_EXTERN extern
1915         #define Q_ASSIGN( a )   
1916 #endif
1917
1918 /* game support */
1919 Q_EXTERN game_t                         games[]
1920 #ifndef MAIN_C
1921                                                         ;
1922 #else
1923                                                         =
1924                                                         {
1925                                                                 #include "game_quake3.h"
1926                                                                 ,
1927                                                                 #include "game_quakelive.h"/* most be after game_quake3.h as they share defines! */
1928                                                                 ,
1929                                                                 #include "game_nexuiz.h"/* most be after game_quake3.h as they share defines! */
1930                                                                 ,
1931                                                                 #include "game_xonotic.h"/* most be after game_quake3.h as they share defines! */
1932                                                                 ,
1933                                                                 #include "game_tremulous.h" /*LinuxManMikeC: must be after game_quake3.h, depends on #define's set in it */
1934                                                                 ,
1935                                                                 #include "game_tenebrae.h"
1936                                                                 ,
1937                                                                 #include "game_wolf.h"
1938                                                                 ,
1939                                                                 #include "game_wolfet.h"/* most be after game_wolf.h as they share defines! */
1940                                                                 ,
1941                                                                 #include "game_etut.h"
1942                                                                 ,
1943                                                                 #include "game_ef.h"
1944                                                                 ,
1945                                                                 #include "game_sof2.h"
1946                                                                 ,
1947                                                                 #include "game_jk2.h"   /* most be after game_sof2.h as they share defines! */
1948                                                                 ,
1949                                                                 #include "game_ja.h"    /* most be after game_jk2.h as they share defines! */
1950                                                                 ,
1951                                                                 #include "game_qfusion.h"       /* qfusion game */
1952                                                                 ,
1953                                                                 #include "game_darkplaces.h"    /* vortex: darkplaces q1 engine */
1954                                                                 ,
1955                                                                 #include "game_dq.h"    /* vortex: deluxe quake game ( darkplaces q1 engine) */
1956                                                                 ,
1957                                                                 #include "game_prophecy.h"      /* vortex: prophecy game ( darkplaces q1 engine) */
1958                                                                 ,
1959                                                                 #include "game__null.h" /* null game (must be last item) */
1960                                                         };
1961 #endif
1962 Q_EXTERN game_t                         *game Q_ASSIGN( &games[ 0 ] );
1963
1964
1965 /* general */
1966 Q_EXTERN int                            numImages Q_ASSIGN( 0 );
1967 Q_EXTERN image_t                        images[ MAX_IMAGES ];
1968
1969 Q_EXTERN int                            numPicoModels Q_ASSIGN( 0 );
1970 Q_EXTERN picoModel_t            *picoModels[ MAX_MODELS ];
1971
1972 Q_EXTERN shaderInfo_t           *shaderInfo Q_ASSIGN( NULL );
1973 Q_EXTERN int                            numShaderInfo Q_ASSIGN( 0 );
1974 Q_EXTERN int                            numVertexRemaps Q_ASSIGN( 0 );
1975
1976 Q_EXTERN surfaceParm_t          custSurfaceParms[ MAX_CUST_SURFACEPARMS ];
1977 Q_EXTERN int                            numCustSurfaceParms Q_ASSIGN( 0 );
1978
1979 Q_EXTERN char                           mapName[ MAX_QPATH ];   /* ydnar: per-map custom shaders for larger lightmaps */
1980 Q_EXTERN char                           mapShaderFile[ 1024 ];
1981 Q_EXTERN qboolean                       warnImage Q_ASSIGN( qtrue );
1982
1983 /* ydnar: sinusoid samples */
1984 Q_EXTERN float                          jitters[ MAX_JITTERS ];
1985
1986
1987 /* commandline arguments */
1988 Q_EXTERN qboolean                       verbose;
1989 Q_EXTERN qboolean                       verboseEntities Q_ASSIGN( qfalse );
1990 Q_EXTERN qboolean                       force Q_ASSIGN( qfalse );
1991 Q_EXTERN qboolean                       infoMode Q_ASSIGN( qfalse );
1992 Q_EXTERN qboolean                       useCustomInfoParms Q_ASSIGN( qfalse );
1993 Q_EXTERN qboolean                       noprune Q_ASSIGN( qfalse );
1994 Q_EXTERN qboolean                       leaktest Q_ASSIGN( qfalse );
1995 Q_EXTERN qboolean                       nodetail Q_ASSIGN( qfalse );
1996 Q_EXTERN qboolean                       nosubdivide Q_ASSIGN( qfalse );
1997 Q_EXTERN qboolean                       notjunc Q_ASSIGN( qfalse );
1998 Q_EXTERN qboolean                       fulldetail Q_ASSIGN( qfalse );
1999 Q_EXTERN qboolean                       nowater Q_ASSIGN( qfalse );
2000 Q_EXTERN qboolean                       noCurveBrushes Q_ASSIGN( qfalse );
2001 Q_EXTERN qboolean                       fakemap Q_ASSIGN( qfalse );
2002 Q_EXTERN qboolean                       coplanar Q_ASSIGN( qfalse );
2003 Q_EXTERN qboolean                       nofog Q_ASSIGN( qfalse );
2004 Q_EXTERN qboolean                       noHint Q_ASSIGN( qfalse );                              /* ydnar */
2005 Q_EXTERN qboolean                       renameModelShaders Q_ASSIGN( qfalse );  /* ydnar */
2006 Q_EXTERN qboolean                       skyFixHack Q_ASSIGN( qfalse );                  /* ydnar */
2007 Q_EXTERN qboolean                       bspAlternateSplitWeights Q_ASSIGN( qfalse );                    /* 27 */
2008 Q_EXTERN qboolean                       deepBSP Q_ASSIGN( qfalse );                     /* div0 */
2009 Q_EXTERN qboolean                       maxAreaFaceSurface Q_ASSIGN( qfalse );                  /* divVerent */
2010
2011 Q_EXTERN int                            patchSubdivisions Q_ASSIGN( 8 );                /* ydnar: -patchmeta subdivisions */
2012
2013 Q_EXTERN int                            maxLMSurfaceVerts Q_ASSIGN( 64 );               /* ydnar */
2014 Q_EXTERN int                            maxSurfaceVerts Q_ASSIGN( 999 );                /* ydnar */
2015 Q_EXTERN int                            maxSurfaceIndexes Q_ASSIGN( 6000 );             /* ydnar */
2016 Q_EXTERN float                          npDegrees Q_ASSIGN( 0.0f );                             /* ydnar: nonplanar degrees */
2017 Q_EXTERN int                            bevelSnap Q_ASSIGN( 0 );                                /* ydnar: bevel plane snap */
2018 Q_EXTERN int                            texRange Q_ASSIGN( 0 );
2019 Q_EXTERN qboolean                       flat Q_ASSIGN( qfalse );
2020 Q_EXTERN qboolean                       meta Q_ASSIGN( qfalse );
2021 Q_EXTERN qboolean                       patchMeta Q_ASSIGN( qfalse );
2022 Q_EXTERN qboolean                       emitFlares Q_ASSIGN( qfalse );
2023 Q_EXTERN qboolean                       debugSurfaces Q_ASSIGN( qfalse );
2024 Q_EXTERN qboolean                       debugInset Q_ASSIGN( qfalse );
2025 Q_EXTERN qboolean                       debugPortals Q_ASSIGN( qfalse );
2026 Q_EXTERN qboolean           lightmapTriangleCheck Q_ASSIGN(qfalse);
2027 Q_EXTERN qboolean           lightmapExtraVisClusterNudge Q_ASSIGN(qfalse);
2028 Q_EXTERN qboolean           lightmapFill Q_ASSIGN(qfalse);
2029 Q_EXTERN double                         normalEpsilon Q_ASSIGN( 0.00001 );
2030 Q_EXTERN double                         distanceEpsilon Q_ASSIGN( 0.01 );
2031
2032
2033 /* bsp */
2034 Q_EXTERN int                            numMapEntities Q_ASSIGN( 0 );
2035
2036 Q_EXTERN int                            blockSize[ 3 ]                                  /* should be the same as in radiant */
2037 #ifndef MAIN_C
2038                                                         ;
2039 #else
2040                                                         = { 1024, 1024, 1024 };
2041 #endif
2042
2043 Q_EXTERN char                           name[ 1024 ];
2044 Q_EXTERN char                           source[ 1024 ];
2045 Q_EXTERN char                           outbase[ 32 ];
2046
2047 Q_EXTERN int                            sampleSize;                                             /* lightmap sample size in units */
2048 Q_EXTERN int                            minSampleSize;                  /* minimum sample size to use at all */
2049 Q_EXTERN int                            sampleScale;                                    /* vortex: lightmap sample scale (ie quality)*/
2050
2051 Q_EXTERN int                            mapEntityNum Q_ASSIGN( 0 );
2052
2053 Q_EXTERN int                            entitySourceBrushes;
2054
2055 Q_EXTERN plane_t                        *mapplanes Q_ASSIGN(NULL);      /* mapplanes[ num ^ 1 ] will always be the mirror or mapplanes[ num ] */
2056 Q_EXTERN int                            nummapplanes Q_ASSIGN(0);               /* nummapplanes will always be even */
2057 Q_EXTERN int                            allocatedmapplanes Q_ASSIGN(0);
2058 Q_EXTERN int                            numMapPatches;
2059 Q_EXTERN vec3_t                         mapMins, mapMaxs;
2060
2061 Q_EXTERN int                            defaultFogNum Q_ASSIGN( -1 );   /* ydnar: cleaner fog handling */
2062 Q_EXTERN int                            numMapFogs Q_ASSIGN( 0 );
2063 Q_EXTERN fog_t                          mapFogs[ MAX_MAP_FOGS ];
2064
2065 Q_EXTERN entity_t                       *mapEnt;
2066 Q_EXTERN brush_t                        *buildBrush;
2067 Q_EXTERN int                            numActiveBrushes;
2068 Q_EXTERN int                            g_bBrushPrimit;
2069
2070 Q_EXTERN int                            numStrippedLights Q_ASSIGN( 0 );
2071
2072
2073 /* surface stuff */
2074 Q_EXTERN mapDrawSurface_t       *mapDrawSurfs Q_ASSIGN( NULL );
2075 Q_EXTERN int                            numMapDrawSurfs;
2076
2077 Q_EXTERN int                            numSurfacesByType[ NUM_SURFACE_TYPES ];
2078 Q_EXTERN int                            numClearedSurfaces;
2079 Q_EXTERN int                            numStripSurfaces;
2080 Q_EXTERN int                            numMaxAreaSurfaces;
2081 Q_EXTERN int                            numFanSurfaces;
2082 Q_EXTERN int                            numMergedSurfaces;
2083 Q_EXTERN int                            numMergedVerts;
2084
2085 Q_EXTERN int                            numRedundantIndexes;
2086
2087 Q_EXTERN int                            numSurfaceModels Q_ASSIGN( 0 );
2088
2089 Q_EXTERN byte                           debugColors[ 12 ][ 3 ]
2090 #ifndef MAIN_C
2091                                                         ;
2092 #else
2093                                                         =
2094                                                         {
2095                                                                 { 255, 0, 0 },
2096                                                                 { 192, 128, 128 },
2097                                                                 { 255, 255, 0 },
2098                                                                 { 192, 192, 128 },
2099                                                                 { 0, 255, 255 },
2100                                                                 { 128, 192, 192 },
2101                                                                 { 0, 0, 255 },
2102                                                                 { 128, 128, 192 },
2103                                                                 { 255, 0, 255 },
2104                                                                 { 192, 128, 192 },
2105                                                                 { 0, 255, 0 },
2106                                                                 { 128, 192, 128 }
2107                                                         };
2108 #endif
2109
2110 Q_EXTERN qboolean                       skyboxPresent Q_ASSIGN( qfalse );
2111 Q_EXTERN int                            skyboxArea Q_ASSIGN( -1 );
2112 Q_EXTERN m4x4_t                         skyboxTransform;
2113
2114
2115
2116 /* -------------------------------------------------------------------------------
2117
2118 vis global variables
2119
2120 ------------------------------------------------------------------------------- */
2121
2122 /* commandline arguments */
2123 Q_EXTERN qboolean                       fastvis;
2124 Q_EXTERN qboolean                       noPassageVis;
2125 Q_EXTERN qboolean                       passageVisOnly;
2126 Q_EXTERN qboolean                       mergevis;
2127 Q_EXTERN qboolean                       mergevisportals;
2128 Q_EXTERN qboolean                       nosort;
2129 Q_EXTERN qboolean                       saveprt;
2130 Q_EXTERN qboolean                       hint;   /* ydnar */
2131 Q_EXTERN char                           inbase[ MAX_QPATH ];
2132 Q_EXTERN char                           globalCelShader[ MAX_QPATH ];
2133
2134 Q_EXTERN float                          farPlaneDist;   /* rr2do2, rf, mre, ydnar all contributed to this one... */
2135
2136 Q_EXTERN int                            numportals;
2137 Q_EXTERN int                            portalclusters;
2138
2139 Q_EXTERN vportal_t                      *portals;
2140 Q_EXTERN leaf_t                         *leafs;
2141
2142 Q_EXTERN vportal_t                      *faces;
2143 Q_EXTERN leaf_t                         *faceleafs;
2144
2145 Q_EXTERN int                            numfaces;
2146
2147 Q_EXTERN int                            c_portaltest, c_portalpass, c_portalcheck;
2148 Q_EXTERN int                            c_portalskip, c_leafskip;
2149 Q_EXTERN int                            c_vistest, c_mighttest;
2150 Q_EXTERN int                            c_chains;
2151
2152 Q_EXTERN byte                           *vismap, *vismap_p, *vismap_end;
2153
2154 Q_EXTERN int                            testlevel;
2155
2156 Q_EXTERN byte                           *uncompressed;
2157
2158 Q_EXTERN int                            leafbytes, leaflongs;
2159 Q_EXTERN int                            portalbytes, portallongs;
2160
2161 Q_EXTERN vportal_t                      *sorted_portals[ MAX_MAP_PORTALS * 2 ];
2162
2163
2164
2165 /* -------------------------------------------------------------------------------
2166
2167 light global variables
2168
2169 ------------------------------------------------------------------------------- */
2170
2171 /* commandline arguments */
2172 Q_EXTERN qboolean                       wolfLight Q_ASSIGN( qfalse );
2173 Q_EXTERN float                          extraDist Q_ASSIGN( 0.0f );
2174 Q_EXTERN qboolean                       loMem Q_ASSIGN( qfalse );
2175 Q_EXTERN qboolean                       noStyles Q_ASSIGN( qfalse );
2176 Q_EXTERN qboolean                       keepLights Q_ASSIGN( qfalse );
2177
2178 Q_EXTERN int                            sampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_SAMPLE_SIZE );
2179 Q_EXTERN int                            minSampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE );
2180 Q_EXTERN qboolean                       noVertexLighting Q_ASSIGN( qfalse );
2181 Q_EXTERN qboolean                       noGridLighting Q_ASSIGN( qfalse );
2182
2183 Q_EXTERN qboolean                       noTrace Q_ASSIGN( qfalse );
2184 Q_EXTERN qboolean                       noSurfaces Q_ASSIGN( qfalse );
2185 Q_EXTERN qboolean                       patchShadows Q_ASSIGN( qfalse );
2186 Q_EXTERN qboolean                       cpmaHack Q_ASSIGN( qfalse );
2187
2188 Q_EXTERN qboolean                       deluxemap Q_ASSIGN( qfalse );
2189 Q_EXTERN qboolean                       debugDeluxemap Q_ASSIGN( qfalse );
2190 Q_EXTERN int                            deluxemode Q_ASSIGN( 0 );       /* deluxemap format (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
2191
2192 Q_EXTERN qboolean                       fast Q_ASSIGN( qfalse );
2193 Q_EXTERN qboolean                       faster Q_ASSIGN( qfalse );
2194 Q_EXTERN qboolean                       fastgrid Q_ASSIGN( qfalse );
2195 Q_EXTERN qboolean                       fastbounce Q_ASSIGN( qfalse );
2196 Q_EXTERN qboolean                       cheap Q_ASSIGN( qfalse );
2197 Q_EXTERN qboolean                       cheapgrid Q_ASSIGN( qfalse );
2198 Q_EXTERN int                            bounce Q_ASSIGN( 0 );
2199 Q_EXTERN qboolean                       bounceOnly Q_ASSIGN( qfalse );
2200 Q_EXTERN qboolean                       bouncing Q_ASSIGN( qfalse );
2201 Q_EXTERN qboolean                       bouncegrid Q_ASSIGN( qfalse );
2202 Q_EXTERN qboolean                       normalmap Q_ASSIGN( qfalse );
2203 Q_EXTERN qboolean                       trisoup Q_ASSIGN( qfalse );
2204 Q_EXTERN qboolean                       shade Q_ASSIGN( qfalse );
2205 Q_EXTERN float                          shadeAngleDegrees Q_ASSIGN( 0.0f );
2206 Q_EXTERN int                            superSample Q_ASSIGN( 0 );
2207 Q_EXTERN int                            lightSamples Q_ASSIGN( 1 );
2208 Q_EXTERN qboolean                       lightRandomSamples Q_ASSIGN( qfalse );
2209 Q_EXTERN int                            lightSamplesSearchBoxSize Q_ASSIGN( 1 );
2210 Q_EXTERN qboolean                       filter Q_ASSIGN( qfalse );
2211 Q_EXTERN qboolean                       dark Q_ASSIGN( qfalse );
2212 Q_EXTERN qboolean                       sunOnly Q_ASSIGN( qfalse );
2213 Q_EXTERN int                            approximateTolerance Q_ASSIGN( 0 );
2214 Q_EXTERN qboolean                       noCollapse Q_ASSIGN( qfalse );
2215 Q_EXTERN int                            lightmapSearchBlockSize Q_ASSIGN( 0 );
2216 Q_EXTERN qboolean                       exportLightmaps Q_ASSIGN( qfalse );
2217 Q_EXTERN qboolean                       externalLightmaps Q_ASSIGN( qfalse );
2218 Q_EXTERN int                            lmCustomSize Q_ASSIGN( LIGHTMAP_WIDTH );
2219 Q_EXTERN char *                         lmCustomDir Q_ASSIGN( NULL );
2220 Q_EXTERN int                            lmLimitSize Q_ASSIGN( 0 );
2221
2222 Q_EXTERN qboolean                       dirty Q_ASSIGN( qfalse );
2223 Q_EXTERN qboolean                       dirtDebug Q_ASSIGN( qfalse );
2224 Q_EXTERN int                            dirtMode Q_ASSIGN( 0 );
2225 Q_EXTERN float                          dirtDepth Q_ASSIGN( 128.0f );
2226 Q_EXTERN float                          dirtScale Q_ASSIGN( 1.0f );
2227 Q_EXTERN float                          dirtGain Q_ASSIGN( 1.0f );
2228
2229 /* 27: floodlighting */
2230 Q_EXTERN qboolean                                       debugnormals Q_ASSIGN( qfalse );
2231 Q_EXTERN qboolean                                       floodlighty Q_ASSIGN( qfalse );
2232 Q_EXTERN qboolean                                       floodlight_lowquality Q_ASSIGN( qfalse );
2233 Q_EXTERN vec3_t                                         floodlightRGB;
2234 Q_EXTERN float                                          floodlightIntensity Q_ASSIGN( 512.0f );
2235 Q_EXTERN float                                          floodlightDistance Q_ASSIGN( 1024.0f );
2236 Q_EXTERN float                                          floodlightDirectionScale Q_ASSIGN( 1.0f );
2237
2238 Q_EXTERN qboolean                       dump Q_ASSIGN( qfalse );
2239 Q_EXTERN qboolean                       debug Q_ASSIGN( qfalse );
2240 Q_EXTERN qboolean                       debugUnused Q_ASSIGN( qfalse );
2241 Q_EXTERN qboolean                       debugAxis Q_ASSIGN( qfalse );
2242 Q_EXTERN qboolean                       debugCluster Q_ASSIGN( qfalse );
2243 Q_EXTERN qboolean                       debugOrigin Q_ASSIGN( qfalse );
2244 Q_EXTERN qboolean                       lightmapBorder Q_ASSIGN( qfalse );
2245
2246 /* longest distance across the map */
2247 Q_EXTERN float                          maxMapDistance Q_ASSIGN( 0 );
2248
2249 /* for run time tweaking of light sources */
2250 Q_EXTERN float                          pointScale Q_ASSIGN( 7500.0f );
2251 Q_EXTERN float                          areaScale Q_ASSIGN( 0.25f );
2252 Q_EXTERN float                          skyScale Q_ASSIGN( 1.0f );
2253 Q_EXTERN float                          bounceScale Q_ASSIGN( 0.25f );
2254
2255 /* jal: alternative angle attenuation curve */
2256 Q_EXTERN qboolean                       lightAngleHL Q_ASSIGN( qfalse );
2257  
2258 /* vortex: gridscale and gridambientscale */
2259 Q_EXTERN float                          gridScale Q_ASSIGN( 1.0f );
2260 Q_EXTERN float                          gridAmbientScale Q_ASSIGN( 1.0f );
2261 Q_EXTERN float                          gridDirectionality Q_ASSIGN( 1.0f );
2262 Q_EXTERN float                          gridAmbientDirectionality Q_ASSIGN( 0.0f );
2263 Q_EXTERN qboolean                       inGrid Q_ASSIGN(0);
2264
2265 /* ydnar: lightmap gamma/compensation */
2266 Q_EXTERN float                          lightmapGamma Q_ASSIGN( 1.0f );
2267 Q_EXTERN float                          lightmapExposure Q_ASSIGN( 1.0f );
2268 Q_EXTERN float                          lightmapCompensate Q_ASSIGN( 1.0f );
2269
2270 /* ydnar: for runtime tweaking of falloff tolerance */
2271 Q_EXTERN float                          falloffTolerance Q_ASSIGN( 1.0f );
2272 Q_EXTERN qboolean                       exactPointToPolygon Q_ASSIGN( qtrue );
2273 Q_EXTERN float                          formFactorValueScale Q_ASSIGN( 3.0f );
2274 Q_EXTERN float                          linearScale Q_ASSIGN( 1.0f / 8000.0f );
2275
2276 // for .ase conversion
2277 Q_EXTERN qboolean                       shadersAsBitmap Q_ASSIGN( qfalse );
2278 Q_EXTERN qboolean                       lightmapsAsTexcoord Q_ASSIGN( qfalse );
2279
2280 Q_EXTERN light_t                        *lights;
2281 Q_EXTERN int                            numPointLights;
2282 Q_EXTERN int                            numSpotLights;
2283 Q_EXTERN int                            numSunLights;
2284 Q_EXTERN int                            numAreaLights;
2285
2286 /* ydnar: for luxel placement */
2287 Q_EXTERN int                            numSurfaceClusters, maxSurfaceClusters;
2288 Q_EXTERN int                            *surfaceClusters;
2289
2290 /* ydnar: for radiosity */
2291 Q_EXTERN int                            numDiffuseLights;
2292 Q_EXTERN int                            numBrushDiffuseLights;
2293 Q_EXTERN int                            numTriangleDiffuseLights;
2294 Q_EXTERN int                            numPatchDiffuseLights;
2295
2296 /* ydnar: general purpose extra copy of drawvert list */
2297 Q_EXTERN bspDrawVert_t          *yDrawVerts;
2298
2299 /* ydnar: for tracing statistics */
2300 Q_EXTERN int                            minSurfacesTested;
2301 Q_EXTERN int                            maxSurfacesTested;
2302 Q_EXTERN int                            totalSurfacesTested;
2303 Q_EXTERN int                            totalTraces;
2304
2305 Q_EXTERN FILE                           *dumpFile;
2306
2307 Q_EXTERN int                            c_visible, c_occluded;
2308 Q_EXTERN int                            c_subsampled;   /* ydnar */
2309
2310 Q_EXTERN int                            defaultLightSubdivide Q_ASSIGN( 999 );
2311
2312 Q_EXTERN vec3_t                         ambientColor;
2313 Q_EXTERN vec3_t                         minLight, minVertexLight, minGridLight;
2314
2315 Q_EXTERN int                            *entitySurface;
2316 Q_EXTERN vec3_t                         *surfaceOrigin;
2317
2318 Q_EXTERN vec3_t                         sunDirection;
2319 Q_EXTERN vec3_t                         sunLight;
2320
2321 /* tracing */
2322 Q_EXTERN int                            c_totalTrace;
2323 Q_EXTERN int                            c_cullTrace, c_testTrace;
2324 Q_EXTERN int                            c_testFacets;
2325
2326 /* ydnar: light optimization */
2327 Q_EXTERN float                          subdivideThreshold Q_ASSIGN( DEFAULT_SUBDIVIDE_THRESHOLD );
2328
2329 Q_EXTERN int                            numOpaqueBrushes, maxOpaqueBrush;
2330 Q_EXTERN byte                           *opaqueBrushes;
2331
2332 Q_EXTERN int                            numLights;
2333 Q_EXTERN int                            numCulledLights;
2334
2335 Q_EXTERN int                            gridBoundsCulled;
2336 Q_EXTERN int                            gridEnvelopeCulled;
2337
2338 Q_EXTERN int                            lightsBoundsCulled;
2339 Q_EXTERN int                            lightsEnvelopeCulled;
2340 Q_EXTERN int                            lightsPlaneCulled;
2341 Q_EXTERN int                            lightsClusterCulled;
2342
2343 /* ydnar: radiosity */
2344 Q_EXTERN float                          diffuseSubdivide Q_ASSIGN( 256.0f );
2345 Q_EXTERN float                          minDiffuseSubdivide Q_ASSIGN( 64.0f );
2346 Q_EXTERN int                            numDiffuseSurfaces Q_ASSIGN( 0 );
2347
2348 /* ydnar: list of surface information necessary for lightmap calculation */
2349 Q_EXTERN surfaceInfo_t          *surfaceInfos Q_ASSIGN( NULL );
2350
2351 /* ydnar: sorted list of surfaces */
2352 Q_EXTERN int                            *sortSurfaces Q_ASSIGN( NULL );
2353
2354 /* clumps of surfaces that share a raw lightmap */
2355 Q_EXTERN int                            numLightSurfaces Q_ASSIGN( 0 );
2356 Q_EXTERN int                            *lightSurfaces Q_ASSIGN( NULL );
2357
2358 /* raw lightmaps */
2359 Q_EXTERN int                            numRawSuperLuxels Q_ASSIGN( 0 );
2360 Q_EXTERN int                            numRawLightmaps Q_ASSIGN( 0 );
2361 Q_EXTERN rawLightmap_t          *rawLightmaps Q_ASSIGN( NULL );
2362 Q_EXTERN int                            *sortLightmaps Q_ASSIGN( NULL );
2363
2364 /* vertex luxels */
2365 Q_EXTERN float                          *vertexLuxels[ MAX_LIGHTMAPS ];
2366 Q_EXTERN float                          *radVertexLuxels[ MAX_LIGHTMAPS ];
2367
2368 /* bsp lightmaps */
2369 Q_EXTERN int                            numLightmapShaders Q_ASSIGN( 0 );
2370 Q_EXTERN int                            numSolidLightmaps Q_ASSIGN( 0 );
2371 Q_EXTERN int                            numOutLightmaps Q_ASSIGN( 0 );
2372 Q_EXTERN int                            numBSPLightmaps Q_ASSIGN( 0 );
2373 Q_EXTERN int                            numExtLightmaps Q_ASSIGN( 0 );
2374 Q_EXTERN outLightmap_t          *outLightmaps Q_ASSIGN( NULL );
2375
2376 /* vortex: per surface floodlight statictics */
2377 Q_EXTERN int                            numSurfacesFloodlighten Q_ASSIGN( 0 );
2378
2379 /* grid points */
2380 Q_EXTERN int                            numRawGridPoints Q_ASSIGN( 0 );
2381 Q_EXTERN rawGridPoint_t         *rawGridPoints Q_ASSIGN( NULL );
2382
2383 Q_EXTERN int                            numSurfsVertexLit Q_ASSIGN( 0 );
2384 Q_EXTERN int                            numSurfsVertexForced Q_ASSIGN( 0 );
2385 Q_EXTERN int                            numSurfsVertexApproximated Q_ASSIGN( 0 );
2386 Q_EXTERN int                            numSurfsLightmapped Q_ASSIGN( 0 );
2387 Q_EXTERN int                            numPlanarsLightmapped Q_ASSIGN( 0 );
2388 Q_EXTERN int                            numNonPlanarsLightmapped Q_ASSIGN( 0 );
2389 Q_EXTERN int                            numPatchesLightmapped Q_ASSIGN( 0 );
2390 Q_EXTERN int                            numPlanarPatchesLightmapped Q_ASSIGN( 0 );
2391
2392 Q_EXTERN int                            numLuxels Q_ASSIGN( 0 );
2393 Q_EXTERN int                            numLuxelsMapped Q_ASSIGN( 0 );
2394 Q_EXTERN int                            numLuxelsOccluded Q_ASSIGN( 0 );
2395 Q_EXTERN int                            numLuxelsIlluminated Q_ASSIGN( 0 );
2396 Q_EXTERN int                            numVertsIlluminated Q_ASSIGN( 0 );
2397
2398 /* lightgrid */
2399 Q_EXTERN vec3_t                         gridMins;
2400 Q_EXTERN int                            gridBounds[ 3 ];
2401 Q_EXTERN vec3_t                         gridSize
2402 #ifndef MAIN_C
2403                                                         ;
2404 #else
2405                                                         = { 64, 64, 128 };
2406 #endif
2407
2408
2409
2410 /* -------------------------------------------------------------------------------
2411
2412 abstracted bsp globals
2413
2414 ------------------------------------------------------------------------------- */
2415
2416 Q_EXTERN int                            numEntities Q_ASSIGN( 0 );
2417 Q_EXTERN int                            numBSPEntities Q_ASSIGN( 0 );
2418 Q_EXTERN entity_t                       entities[ MAX_MAP_ENTITIES ];
2419
2420 Q_EXTERN int                            numBSPModels Q_ASSIGN( 0 );
2421 Q_EXTERN int                            allocatedBSPModels Q_ASSIGN( 0 );
2422 Q_EXTERN bspModel_t*            bspModels Q_ASSIGN(NULL);
2423
2424 Q_EXTERN int                            numBSPShaders Q_ASSIGN( 0 );
2425 Q_EXTERN int                            allocatedBSPShaders Q_ASSIGN( 0 );
2426 Q_EXTERN bspShader_t*           bspShaders Q_ASSIGN(0);
2427
2428 Q_EXTERN int                            bspEntDataSize Q_ASSIGN( 0 );
2429 Q_EXTERN int                            allocatedBSPEntData Q_ASSIGN( 0 );
2430 Q_EXTERN char                           *bspEntData Q_ASSIGN(0);
2431
2432 Q_EXTERN int                            numBSPLeafs Q_ASSIGN( 0 );
2433 Q_EXTERN bspLeaf_t                      bspLeafs[ MAX_MAP_LEAFS ];
2434
2435 Q_EXTERN int                            numBSPPlanes Q_ASSIGN( 0 );
2436 Q_EXTERN int                            allocatedBSPPlanes Q_ASSIGN(0);
2437 Q_EXTERN bspPlane_t                     *bspPlanes;
2438
2439 Q_EXTERN int                            numBSPNodes Q_ASSIGN( 0 );
2440 Q_EXTERN int                            allocatedBSPNodes Q_ASSIGN( 0 );
2441 Q_EXTERN bspNode_t*                     bspNodes Q_ASSIGN(NULL);
2442
2443 Q_EXTERN int                            numBSPLeafSurfaces Q_ASSIGN( 0 );
2444 Q_EXTERN int                            allocatedBSPLeafSurfaces Q_ASSIGN( 0 );
2445 Q_EXTERN int*                           bspLeafSurfaces Q_ASSIGN(NULL);
2446
2447 Q_EXTERN int                            numBSPLeafBrushes Q_ASSIGN( 0 );
2448 Q_EXTERN int                            allocatedBSPLeafBrushes Q_ASSIGN( 0 );
2449 Q_EXTERN int*                           bspLeafBrushes Q_ASSIGN(NULL);
2450
2451 Q_EXTERN int                            numBSPBrushes Q_ASSIGN( 0 );
2452 Q_EXTERN int                            allocatedBSPBrushes Q_ASSIGN( 0 );
2453 Q_EXTERN bspBrush_t*            bspBrushes Q_ASSIGN(NULL);
2454
2455 Q_EXTERN int                            numBSPBrushSides Q_ASSIGN( 0 );
2456 Q_EXTERN int                            allocatedBSPBrushSides Q_ASSIGN( 0 );
2457 Q_EXTERN bspBrushSide_t*        bspBrushSides Q_ASSIGN(NULL);
2458
2459 Q_EXTERN int                            numBSPLightBytes Q_ASSIGN( 0 );
2460 Q_EXTERN byte                           *bspLightBytes Q_ASSIGN( NULL );
2461
2462 //%     Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2463 //%     Q_EXTERN byte                           *bspGridPoints Q_ASSIGN( NULL );
2464
2465 Q_EXTERN int                            numBSPGridPoints Q_ASSIGN( 0 );
2466 Q_EXTERN bspGridPoint_t         *bspGridPoints Q_ASSIGN( NULL );
2467
2468 Q_EXTERN int                            numBSPVisBytes Q_ASSIGN( 0 );
2469 Q_EXTERN byte                           bspVisBytes[ MAX_MAP_VISIBILITY ];
2470
2471 Q_EXTERN int                            numBSPDrawVerts Q_ASSIGN( 0 );
2472 Q_EXTERN bspDrawVert_t          *bspDrawVerts Q_ASSIGN( NULL );
2473
2474 Q_EXTERN int                            numBSPDrawIndexes Q_ASSIGN( 0 );
2475 Q_EXTERN int                            bspDrawIndexes[ MAX_MAP_DRAW_INDEXES ];
2476
2477 Q_EXTERN int                            numBSPDrawSurfaces Q_ASSIGN( 0 );
2478 Q_EXTERN bspDrawSurface_t       *bspDrawSurfaces Q_ASSIGN( NULL );
2479
2480 Q_EXTERN int                            numBSPFogs Q_ASSIGN( 0 );
2481 Q_EXTERN bspFog_t                       bspFogs[ MAX_MAP_FOGS ];
2482
2483 Q_EXTERN int                            numBSPAds Q_ASSIGN( 0 );
2484 Q_EXTERN bspAdvertisement_t     bspAds[ MAX_MAP_ADVERTISEMENTS ];
2485
2486 #define AUTOEXPAND_BY_REALLOC(ptr, reqitem, allocated, def) \
2487         do \
2488         { \
2489                 if(reqitem >= allocated) \
2490                 { \
2491                         if(allocated == 0) \
2492                                 allocated = def; \
2493                         while(reqitem >= allocated && allocated) \
2494                                 allocated *= 2; \
2495                         if(!allocated || allocated > 2147483647 / (int)sizeof(*ptr)) \
2496                         { \
2497                                 Error(#ptr " over 2 GB"); \
2498                         } \
2499                         ptr = realloc(ptr, sizeof(*ptr) * allocated); \
2500                         if(!ptr) \
2501                                 Error(#ptr " out of memory"); \
2502                 } \
2503         } \
2504         while(0)
2505
2506 #define AUTOEXPAND_BY_REALLOC_BSP(suffix, def) AUTOEXPAND_BY_REALLOC(bsp##suffix, numBSP##suffix, allocatedBSP##suffix, def)
2507
2508 /* end marker */
2509 #endif