1 /* -------------------------------------------------------------------------------
3 Copyright (C) 1999-2007 id Software, Inc. and contributors.
4 For a list of contributors, see the accompanying CONTRIBUTORS file.
6 This file is part of GtkRadiant.
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.
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.
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
22 ----------------------------------------------------------------------------------
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."
27 ------------------------------------------------------------------------------- */
39 #error no Q3MAP_VERSION defined
41 #define Q3MAP_MOTD "Your map saw the pretty lights from q3map2's BFG"
46 /* -------------------------------------------------------------------------------
50 ------------------------------------------------------------------------------- */
52 /* platform-specific */
53 #if defined( __linux__ ) || defined( __APPLE__ )
69 #include "version.h" /* ttimo: might want to guard that if built outside of the GtkRadiant tree */
76 #include "picomodel.h"
86 #include "radiant_jpeglib.h"
91 /* -------------------------------------------------------------------------------
95 ------------------------------------------------------------------------------- */
97 #define MAC_STATIC_HACK 0
98 #if defined( __APPLE__ ) && MAC_STATIC_HACK
99 #define MAC_STATIC static
106 #define Q_stricmp stricmp
107 #define Q_strncasecmp strnicmp
109 #define Q_stricmp strcasecmp
110 #define Q_strncasecmp strncasecmp
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 ])
119 /* -------------------------------------------------------------------------------
123 ------------------------------------------------------------------------------- */
125 /* temporary hacks and tests (please keep off in SVN to prevent anyone's legacy map from screwing up) */
126 /* 2011-01-10 TTimo says we should turn these on in SVN, so turning on now */
127 #define Q3MAP2_EXPERIMENTAL_HIGH_PRECISION_MATH_FIXES 1
128 #define Q3MAP2_EXPERIMENTAL_SNAP_NORMAL_FIX 1
129 #define Q3MAP2_EXPERIMENTAL_SNAP_PLANE_FIX 1
134 #define MAX_IMAGES 512
135 #define DEFAULT_IMAGE "*default"
137 #define MAX_MODELS 512
139 #define DEF_BACKSPLASH_FRACTION 0.05f /* 5% backsplash by default */
140 #define DEF_BACKSPLASH_DISTANCE 23
142 #define DEF_RADIOSITY_BOUNCE 1.0f /* ydnar: default to 100% re-emitted light */
144 #define MAX_SHADER_INFO 8192
145 #define MAX_CUST_SURFACEPARMS 256
147 #define SHADER_MAX_VERTEXES 1000
148 #define SHADER_MAX_INDEXES (6 * SHADER_MAX_VERTEXES)
150 #define MAX_JITTERS 256
153 /* epair parsing (note case-sensitivity directive) */
154 #define CASE_INSENSITIVE_EPAIRS 1
156 #if CASE_INSENSITIVE_EPAIRS
157 #define EPAIR_STRCMP Q_stricmp
159 #define EPAIR_STRCMP strcmp
163 /* ydnar: compiler flags, because games have widely varying content/surface flags */
164 #define C_SOLID 0x00000001
165 #define C_TRANSLUCENT 0x00000002
166 #define C_STRUCTURAL 0x00000004
167 #define C_HINT 0x00000008
168 #define C_NODRAW 0x00000010
169 #define C_LIGHTGRID 0x00000020
170 #define C_ALPHASHADOW 0x00000040
171 #define C_LIGHTFILTER 0x00000080
172 #define C_VERTEXLIT 0x00000100
173 #define C_LIQUID 0x00000200
174 #define C_FOG 0x00000400
175 #define C_SKY 0x00000800
176 #define C_ORIGIN 0x00001000
177 #define C_AREAPORTAL 0x00002000
178 #define C_ANTIPORTAL 0x00004000 /* like hint, but doesn't generate portals */
179 #define C_SKIP 0x00008000 /* like hint, but skips this face (doesn't split bsp) */
180 #define C_NOMARKS 0x00010000 /* no decals */
181 #define C_DETAIL 0x08000000 /* THIS MUST BE THE SAME AS IN RADIANT! */
185 #define WORLDSPAWN_CAST_SHADOWS 1
186 #define WORLDSPAWN_RECV_SHADOWS 1
187 #define ENTITY_CAST_SHADOWS 0
188 #define ENTITY_RECV_SHADOWS 1
192 #define MAX_PATCH_SIZE 32
193 #define MAX_BRUSH_SIDES 1024
194 #define MAX_BUILD_SIDES 1024
196 #define MAX_EXPANDED_AXIS 128
198 #define CLIP_EPSILON 0.1f
199 #define PLANESIDE_EPSILON 0.001f
200 #define PLANENUM_LEAF -1
202 #define HINT_PRIORITY 1000 /* ydnar: force hint splits first and antiportal/areaportal splits last */
203 #define ANTIPORTAL_PRIORITY -1000
204 #define AREAPORTAL_PRIORITY -1000
205 #define DETAIL_PRIORITY -3000
207 #define PSIDE_FRONT 1
209 #define PSIDE_BOTH (PSIDE_FRONT | PSIDE_BACK)
210 #define PSIDE_FACING 4
212 #define BPRIMIT_UNDEFINED 0
213 #define BPRIMIT_OLDBRUSHES 1
214 #define BPRIMIT_NEWBRUSHES 2
218 #define VIS_HEADER_SIZE 8
220 #define SEPERATORCACHE /* seperator caching helps a bit */
222 #define PORTALFILE "PRT1"
224 #define MAX_PORTALS 0x20000 /* same as MAX_MAP_PORTALS */
225 #define MAX_SEPERATORS MAX_POINTS_ON_WINDING
226 #define MAX_POINTS_ON_FIXED_WINDING 24 /* ydnar: increased this from 12 at the expense of more memory */
227 #define MAX_PORTALS_ON_LEAF 1024
236 #define LIGHT_ATTEN_LINEAR 1
237 #define LIGHT_ATTEN_ANGLE 2
238 #define LIGHT_ATTEN_DISTANCE 4
239 #define LIGHT_TWOSIDED 8
240 #define LIGHT_GRID 16
241 #define LIGHT_SURFACES 32
242 #define LIGHT_DARK 64 /* probably never use this */
243 #define LIGHT_FAST 256
244 #define LIGHT_FAST_TEMP 512
245 #define LIGHT_FAST_ACTUAL (LIGHT_FAST | LIGHT_FAST_TEMP)
246 #define LIGHT_NEGATIVE 1024
247 #define LIGHT_UNNORMALIZED 2048 /* vortex: do not normalize _color */
249 #define LIGHT_SUN_DEFAULT (LIGHT_ATTEN_ANGLE | LIGHT_GRID | LIGHT_SURFACES)
250 #define LIGHT_AREA_DEFAULT (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES) /* q3a and wolf are the same */
251 #define LIGHT_Q3A_DEFAULT (LIGHT_ATTEN_ANGLE | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
252 #define LIGHT_WOLF_DEFAULT (LIGHT_ATTEN_LINEAR | LIGHT_ATTEN_DISTANCE | LIGHT_GRID | LIGHT_SURFACES | LIGHT_FAST)
254 #define MAX_TRACE_TEST_NODES 256
255 #define DEFAULT_INHIBIT_RADIUS 1.5f
257 #define LUXEL_EPSILON 0.125f
258 #define VERTEX_EPSILON -0.125f
259 #define GRID_EPSILON 0.0f
261 #define DEFAULT_LIGHTMAP_SAMPLE_SIZE 16
262 #define DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE 0
263 #define DEFAULT_LIGHTMAP_SAMPLE_OFFSET 1.0f
264 #define DEFAULT_SUBDIVIDE_THRESHOLD 1.0f
266 #define EXTRA_SCALE 2 /* -extrawide = -super 2 */
267 #define EXTRAWIDE_SCALE 2 /* -extrawide = -super 2 -filter */
269 #define CLUSTER_UNMAPPED -1
270 #define CLUSTER_OCCLUDED -2
271 #define CLUSTER_FLOODED -3
273 #define VERTEX_LUXEL_SIZE 3
274 #define BSP_LUXEL_SIZE 3
275 #define RAD_LUXEL_SIZE 3
276 #define SUPER_LUXEL_SIZE 4
277 #define SUPER_FLAG_SIZE 4
278 #define FLAG_FORCE_SUBSAMPLING 1
279 #define FLAG_ALREADY_SUBSAMPLED 2
280 #define SUPER_ORIGIN_SIZE 3
281 #define SUPER_NORMAL_SIZE 4
282 #define SUPER_DELUXEL_SIZE 3
283 #define BSP_DELUXEL_SIZE 3
284 #define SUPER_FLOODLIGHT_SIZE 4
286 #define VERTEX_LUXEL( s, v ) (vertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
287 #define RAD_VERTEX_LUXEL( s, v )(radVertexLuxels[ s ] + ((v) * VERTEX_LUXEL_SIZE))
288 #define BSP_LUXEL( s, x, y ) (lm->bspLuxels[ s ] + ((((y) * lm->w) + (x)) * BSP_LUXEL_SIZE))
289 #define RAD_LUXEL( s, x, y ) (lm->radLuxels[ s ] + ((((y) * lm->w) + (x)) * RAD_LUXEL_SIZE))
290 #define SUPER_LUXEL( s, x, y ) (lm->superLuxels[ s ] + ((((y) * lm->sw) + (x)) * SUPER_LUXEL_SIZE))
291 #define SUPER_FLAG( x, y ) (lm->superFlags + ((((y) * lm->sw) + (x)) * SUPER_FLAG_SIZE))
292 #define SUPER_DELUXEL( x, y ) (lm->superDeluxels + ((((y) * lm->sw) + (x)) * SUPER_DELUXEL_SIZE))
293 #define BSP_DELUXEL( x, y ) (lm->bspDeluxels + ((((y) * lm->w) + (x)) * BSP_DELUXEL_SIZE))
294 #define SUPER_CLUSTER( x, y ) (lm->superClusters + (((y) * lm->sw) + (x)))
295 #define SUPER_ORIGIN( x, y ) (lm->superOrigins + ((((y) * lm->sw) + (x)) * SUPER_ORIGIN_SIZE))
296 #define SUPER_NORMAL( x, y ) (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE))
297 #define SUPER_DIRT( x, y ) (lm->superNormals + ((((y) * lm->sw) + (x)) * SUPER_NORMAL_SIZE) + 3) /* stash dirtyness in normal[ 3 ] */
298 #define SUPER_FLOODLIGHT( x, y ) (lm->superFloodLight + ((((y) * lm->sw) + (x)) * SUPER_FLOODLIGHT_SIZE) )
302 /* -------------------------------------------------------------------------------
306 ------------------------------------------------------------------------------- */
308 #define EXTERNAL_LIGHTMAP "lm_%04d.tga"
310 #define MAX_LIGHTMAPS 4 /* RBSP */
311 #define MAX_LIGHT_STYLES 64
312 #define MAX_SWITCHED_LIGHTS 32
313 #define LS_NORMAL 0x00
314 #define LS_UNUSED 0xFE
317 #define MAX_LIGHTMAP_SHADERS 256
319 /* ok to increase these at the expense of more memory */
320 #define MAX_MAP_AREAS 0x100 /* MAX_MAP_AREA_BYTES in q_shared must match! */
321 #define MAX_MAP_FOGS 30 //& 0x100 /* RBSP (32 - world fog - goggles) */
322 #define MAX_MAP_LEAFS 0x20000
323 #define MAX_MAP_PORTALS 0x20000
324 #define MAX_MAP_LIGHTING 0x800000
325 #define MAX_MAP_LIGHTGRID 0x100000 //% 0x800000 /* ydnar: set to points, not bytes */
326 #define MAX_MAP_VISCLUSTERS 0x4000 // <= MAX_MAP_LEAFS
327 #define MAX_MAP_VISIBILITY (VIS_HEADER_SIZE + MAX_MAP_VISCLUSTERS * (((MAX_MAP_VISCLUSTERS + 63) & ~63) >> 3))
329 #define MAX_MAP_DRAW_SURFS 0x20000
330 #define MAX_MAP_DRAW_INDEXES 0x80000
332 #define MAX_MAP_ADVERTISEMENTS 30
334 /* key / value pair sizes in the entities lump */
336 #define MAX_VALUE 1024
338 /* the editor uses these predefined yaw angles to orient entities up or down */
340 #define ANGLE_DOWN -2
342 #define LIGHTMAP_WIDTH 128
343 #define LIGHTMAP_HEIGHT 128
345 #define MIN_WORLD_COORD (-65536)
346 #define MAX_WORLD_COORD (65536)
347 #define WORLD_SIZE (MAX_WORLD_COORD - MIN_WORLD_COORD)
350 typedef void (*bspFunc)( const char * );
365 bspLump_t lumps[ 100 ]; /* theoretical maximum # of bsp lumps */
372 float mins[ 3 ], maxs[ 3 ];
373 int firstBSPSurface, numBSPSurfaces;
374 int firstBSPBrush, numBSPBrushes;
381 char shader[ MAX_QPATH ];
388 /* planes x^1 is allways the opposite of plane x */
401 int children[ 2 ]; /* negative numbers are -(leafs+1), not nodes */
402 int mins[ 3 ]; /* for frustom culling */
410 int cluster; /* -1 = opaque cluster (do I still store these?) */
413 int mins[ 3 ]; /* for frustum culling */
416 int firstBSPLeafSurface;
417 int numBSPLeafSurfaces;
419 int firstBSPLeafBrush;
420 int numBSPLeafBrushes;
427 int planeNum; /* positive plane side faces out of the leaf */
429 int surfaceNum; /* RBSP */
438 int shaderNum; /* the shader that determines the content flags */
445 char shader[ MAX_QPATH ];
447 int visibleSide; /* the brush side that ray tests need to clip against (-1 == none) */
456 float lightmap[ MAX_LIGHTMAPS ][ 2 ]; /* RBSP */
458 byte color[ MAX_LIGHTMAPS ][ 4 ]; /* RBSP */
475 typedef struct bspGridPoint_s
477 byte ambient[ MAX_LIGHTMAPS ][ 3 ];
478 byte directed[ MAX_LIGHTMAPS ][ 3 ];
479 byte styles[ MAX_LIGHTMAPS ];
497 byte lightmapStyles[ MAX_LIGHTMAPS ]; /* RBSP */
498 byte vertexStyles[ MAX_LIGHTMAPS ]; /* RBSP */
499 int lightmapNum[ MAX_LIGHTMAPS ]; /* RBSP */
500 int lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ]; /* RBSP */
501 int lightmapWidth, lightmapHeight;
503 vec3_t lightmapOrigin;
504 vec3_t lightmapVecs[ 3 ]; /* on patches, [ 0 ] and [ 1 ] are lodbounds */
517 char model[ MAX_QPATH ];
518 } bspAdvertisement_t;
521 /* -------------------------------------------------------------------------------
525 ------------------------------------------------------------------------------- */
527 /* ydnar: for smaller structs */
528 typedef unsigned char qb_t;
531 /* ydnar: for q3map_tcMod */
532 typedef float tcMod_t[ 3 ][ 3 ];
535 /* ydnar: for multiple game support */
536 typedef struct surfaceParm_s
539 int contentFlags, contentFlagsClear;
540 int surfaceFlags, surfaceFlagsClear;
541 int compileFlags, compileFlagsClear;
553 typedef struct game_s
555 char *arg; /* -game matches this */
556 char *gamePath; /* main game data dir */
557 char *homeBasePath; /* home sub-dir on unix */
558 char *magic; /* magic word for figuring out base path */
559 char *shaderPath; /* shader directory */
560 int maxLMSurfaceVerts; /* default maximum meta surface verts */
561 int maxSurfaceVerts; /* default maximum surface verts */
562 int maxSurfaceIndexes; /* default maximum surface indexes (tris * 3) */
563 qboolean emitFlares; /* when true, emit flare surfaces */
564 char *flareShader; /* default flare shader (MUST BE SET) */
565 qboolean wolfLight; /* when true, lights work like wolf q3map */
566 int lightmapSize; /* bsp lightmap width/height */
567 float lightmapGamma; /* default lightmap gamma */
568 qboolean lightmapsRGB; /* default lightmap sRGB mode */
569 qboolean texturesRGB; /* default texture sRGB mode */
570 qboolean colorsRGB; /* default color sRGB mode */
571 float lightmapExposure; /* default lightmap exposure */
572 float lightmapCompensate; /* default lightmap compensate value */
573 float gridScale; /* vortex: default lightgrid scale (affects both directional and ambient spectres) */
574 float gridAmbientScale; /* vortex: default lightgrid ambient spectre scale */
575 qboolean lightAngleHL; /* jal: use half-lambert curve for light angle attenuation */
576 qboolean noStyles; /* use lightstyles hack or not */
577 qboolean keepLights; /* keep light entities on bsp */
578 int patchSubdivisions; /* default patch subdivisions tolerance */
579 qboolean patchShadows; /* patch casting enabled */
580 qboolean deluxeMap; /* compile deluxemaps */
581 int deluxeMode; /* deluxemap mode (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
582 int miniMapSize; /* minimap size */
583 float miniMapSharpen; /* minimap sharpening coefficient */
584 float miniMapBorder; /* minimap border amount */
585 qboolean miniMapKeepAspect; /* minimap keep aspect ratio by letterboxing */
586 miniMapMode_t miniMapMode; /* minimap mode */
587 char *miniMapNameFormat; /* minimap name format */
588 char *bspIdent; /* 4-letter bsp file prefix */
589 int bspVersion; /* bsp version to use */
590 qboolean lumpSwap; /* cod-style len/ofs order */
591 bspFunc load, write; /* load/write function pointers */
592 surfaceParm_t surfaceParms[ 128 ]; /* surfaceparm array */
597 typedef struct image_s
599 char *name, *filename;
610 vec3_t direction, color;
611 float photons, deviance, filterRadius;
612 int numSamples, style;
617 typedef struct surfaceModel_s
619 struct surfaceModel_s *next;
620 char model[ MAX_QPATH ];
622 float minScale, maxScale;
623 float minAngle, maxAngle;
629 /* ydnar/sd: foliage stuff for wolf et (engine-supported optimization of the above) */
630 typedef struct foliage_s
632 struct foliage_s *next;
633 char model[ MAX_QPATH ];
634 float scale, density, odds;
635 qboolean inverseAlpha;
639 typedef struct foliageInstance_s
646 typedef struct remap_s
648 struct remap_s *next;
650 char to[ MAX_QPATH ];
654 typedef struct skinfile_s
656 struct skinfile_s *next;
658 char to[ MAX_QPATH ];
663 /* wingdi.h hack, it's the same: 0 */
674 CM_COLOR_DOT_PRODUCT,
675 CM_ALPHA_DOT_PRODUCT,
676 CM_COLOR_DOT_PRODUCT_SCALE,
677 CM_ALPHA_DOT_PRODUCT_SCALE,
678 CM_COLOR_DOT_PRODUCT_2,
679 CM_ALPHA_DOT_PRODUCT_2,
680 CM_COLOR_DOT_PRODUCT_2_SCALE,
681 CM_ALPHA_DOT_PRODUCT_2_SCALE
686 typedef struct colorMod_s
688 struct colorMod_s *next;
705 typedef struct shaderInfo_s
707 char shader[ MAX_QPATH ];
711 float value; /* light value */
713 char *flareShader; /* for light flares */
714 char *damageShader; /* ydnar: sof2 damage shader name */
715 char *backShader; /* for surfaces that generate different front and back passes */
716 char *cloneShader; /* ydnar: for cloning of a surface */
717 char *remapShader; /* ydnar: remap a shader in final stage */
718 char *deprecateShader; /* vortex: shader is deprecated and replaced by this on use */
720 surfaceModel_t *surfaceModel; /* ydnar: for distribution of models */
721 foliage_t *foliage; /* ydnar/splash damage: wolf et foliage */
723 float subdivisions; /* from a "tesssize xxx" */
724 float backsplashFraction; /* floating point value, usually 0.05 */
725 float backsplashDistance; /* default 16 */
726 float lightSubdivide; /* default 999 */
727 float lightFilterRadius; /* ydnar: lightmap filtering/blurring radius for lights created by this shader (default: 0) */
729 int lightmapSampleSize; /* lightmap sample size */
730 float lightmapSampleOffset; /* ydnar: lightmap sample offset (default: 1.0) */
732 float bounceScale; /* ydnar: radiosity re-emission [0,1.0+] */
733 float offset; /* ydnar: offset in units */
734 float shadeAngleDegrees; /* ydnar: breaking angle for smooth shading (degrees) */
736 vec3_t mins, maxs; /* ydnar: for particle studio vertexDeform move support */
738 qb_t legacyTerrain; /* ydnar: enable legacy terrain crutches */
739 qb_t indexed; /* ydnar: attempt to use indexmap (terrain alphamap style) */
740 qb_t forceMeta; /* ydnar: force metasurface path */
741 qb_t noClip; /* ydnar: don't clip into bsp, preserve original face winding */
742 qb_t noFast; /* ydnar: supress fast lighting for surfaces with this shader */
743 qb_t invert; /* ydnar: reverse facing */
744 qb_t nonplanar; /* ydnar: for nonplanar meta surface merging */
745 qb_t tcGen; /* ydnar: has explicit texcoord generation */
746 vec3_t vecs[ 2 ]; /* ydnar: explicit texture vectors for [0,1] texture space */
747 tcMod_t mod; /* ydnar: q3map_tcMod matrix for djbob :) */
748 vec3_t lightmapAxis; /* ydnar: explicit lightmap axis projection */
749 colorMod_t *colorMod; /* ydnar: q3map_rgb/color/alpha/Set/Mod support */
751 int furNumLayers; /* ydnar: number of fur layers */
752 float furOffset; /* ydnar: offset of each layer */
753 float furFade; /* ydnar: alpha fade amount per layer */
755 qb_t splotchFix; /* ydnar: filter splotches on lightmaps */
757 qb_t hasPasses; /* false if the shader doesn't define any rendering passes */
758 qb_t globalTexture; /* don't normalize texture repeats */
759 qb_t twoSided; /* cull none */
760 qb_t autosprite; /* autosprite shaders will become point lights instead of area lights */
761 qb_t polygonOffset; /* ydnar: don't face cull this or against this */
762 qb_t patchShadows; /* have patches casting shadows when using -light for this surface */
763 qb_t vertexShadows; /* shadows will be casted at this surface even when vertex lit */
764 qb_t forceSunlight; /* force sun light at this surface even tho we might not calculate shadows in vertex lighting */
765 qb_t notjunc; /* don't use this surface for tjunction fixing */
766 qb_t fogParms; /* ydnar: has fogparms */
767 qb_t noFog; /* ydnar: supress fogging */
768 qb_t clipModel; /* ydnar: solid model hack */
769 qb_t noVertexLight; /* ydnar: leave vertex color alone */
770 qb_t noDirty; /* jal: do not apply the dirty pass to this surface */
772 byte styleMarker; /* ydnar: light styles hack */
774 float vertexScale; /* vertex light scale */
776 char skyParmsImageBase[ MAX_QPATH ]; /* ydnar: for skies */
778 char editorImagePath[ MAX_QPATH ]; /* use this image to generate texture coordinates */
779 char lightImagePath[ MAX_QPATH ]; /* use this image to generate color / averageColor */
780 char normalImagePath[ MAX_QPATH ]; /* ydnar: normalmap image for bumpmapping */
782 implicitMap_t implicitMap; /* ydnar: enemy territory implicit shaders */
783 char implicitImagePath[ MAX_QPATH ];
785 image_t *shaderImage;
787 image_t *normalImage;
789 float skyLightValue; /* ydnar */
790 int skyLightIterations; /* ydnar */
791 sun_t *sun; /* ydnar */
793 vec3_t color; /* normalized color */
797 /* vortex: per-surface floodlight */
798 float floodlightDirectionScale;
799 vec3_t floodlightRGB;
800 float floodlightIntensity;
801 float floodlightDistance;
803 qb_t lmMergable; /* ydnar */
804 int lmCustomWidth, lmCustomHeight; /* ydnar */
805 float lmBrightness; /* ydnar */
806 float lmFilterRadius; /* ydnar: lightmap filtering/blurring radius for this shader (default: 0) */
808 int shaderWidth, shaderHeight; /* ydnar */
811 vec3_t fogDir; /* ydnar */
813 char *shaderText; /* ydnar */
821 /* -------------------------------------------------------------------------------
825 ------------------------------------------------------------------------------- */
827 typedef struct face_s
839 typedef struct plane_s
850 typedef struct side_s
854 int outputNum; /* set when the side is written to the file list */
856 float texMat[ 2 ][ 3 ]; /* brush primitive texture matrix */
857 float vecs[ 2 ][ 4 ]; /* old-style texture coordinate mapping */
860 winding_t *visibleHull; /* convex hull of all visible fragments */
862 shaderInfo_t *shaderInfo;
864 int contentFlags; /* from shaderInfo */
865 int surfaceFlags; /* from shaderInfo */
866 int compileFlags; /* from shaderInfo */
867 int value; /* from shaderInfo */
869 qboolean visible; /* choose visble planes first */
870 qboolean bevel; /* don't ever use for bsp splitting, and don't bother making windings for it */
871 qboolean culled; /* ydnar: face culling */
876 typedef struct sideRef_s
878 struct sideRef_s *next;
884 /* ydnar: generic index mapping for entities (natural extension of terrain texturing) */
885 typedef struct indexMap_s
888 char name[ MAX_QPATH ], shader[ MAX_QPATH ];
889 float offsets[ 256 ];
895 typedef struct brush_s
897 struct brush_s *next;
898 struct brush_s *nextColorModBrush; /* ydnar: colorMod volume brushes go here */
899 struct brush_s *original; /* chopped up brushes will reference the originals */
901 int entityNum, brushNum;/* editor numbering */
902 int outputNum; /* set when the brush is written to the file list */
904 /* ydnar: for shadowcasting entities */
908 shaderInfo_t *contentShader;
909 shaderInfo_t *celShader; /* :) */
912 int lightmapSampleSize; /* jal : entity based _lightmapsamplesize */
914 float shadeAngleDegrees; /* jal : entity based _shadeangle */
919 int compileFlags; /* ydnar */
923 int portalareas[ 2 ];
928 side_t sides[ 6 ]; /* variably sized */
937 int visibleSide; /* the brush side that ray tests need to clip against (-1 == none) */
945 bspDrawVert_t *verts;
950 typedef struct parseMesh_s
952 struct parseMesh_s *next;
954 int entityNum, brushNum; /* ydnar: editor numbering */
956 /* ydnar: for shadowcasting entities */
961 shaderInfo_t *shaderInfo;
962 shaderInfo_t *celShader; /* :) */
965 int lightmapSampleSize; /* jal : entity based _lightmapsamplesize */
979 ydnar: the drawsurf struct was extended to allow for:
980 - non-convex planar surfaces
981 - non-planar brushface surfaces
982 - lightmapped terrain
988 /* ydnar: these match up exactly with bspSurfaceType_t */
994 SURFACE_FOLIAGE, /* wolf et */
996 /* ydnar: compiler-relevant surface types */
1007 char *surfaceTypes[ NUM_SURFACE_TYPES ]
1016 "SURFACE_TRIANGLES",
1019 "SURFACE_FORCED_META",
1028 /* ydnar: this struct needs an overhaul (again, heh) */
1029 typedef struct mapDrawSurface_s
1033 int outputNum; /* ydnar: to match this sort of thing up */
1035 qboolean fur; /* ydnar: this is kind of a hack, but hey... */
1036 qboolean skybox; /* ydnar: yet another fun hack */
1037 qboolean backSide; /* ydnar: q3map_backShader support */
1039 struct mapDrawSurface_s *parent; /* ydnar: for cloned (skybox) surfaces to share lighting data */
1040 struct mapDrawSurface_s *clone; /* ydnar: for cloned surfaces */
1041 struct mapDrawSurface_s *cel; /* ydnar: for cloned cel surfaces */
1043 shaderInfo_t *shaderInfo;
1044 shaderInfo_t *celShader;
1046 parseMesh_t *mapMesh;
1051 int numVerts; /* vertexes and triangles */
1052 bspDrawVert_t *verts;
1057 vec3_t lightmapOrigin; /* also used for flares */
1058 vec3_t lightmapVecs[ 3 ]; /* also used for flares */
1059 int lightStyle; /* used for flares */
1061 /* ydnar: per-surface (per-entity, actually) lightmap sample size scaling */
1062 float lightmapScale;
1064 /* jal: per-surface (per-entity, actually) shadeangle */
1065 float shadeAngleDegrees;
1067 /* ydnar: surface classification */
1069 vec3_t lightmapAxis;
1072 /* ydnar: shadow group support */
1073 int castShadows, recvShadows;
1075 /* ydnar: texture coordinate range monitoring for hardware with limited texcoord precision (in texel space) */
1077 int texMins[ 2 ], texMaxs[ 2 ], texRange[ 2 ];
1079 /* ydnar: for patches */
1082 int patchWidth, patchHeight;
1085 /* ydnar/sd: for foliage */
1086 int numFoliageInstances;
1088 /* ydnar: editor/useful numbering */
1095 typedef struct drawSurfRef_s
1097 struct drawSurfRef_s *nextRef;
1103 /* ydnar: metasurfaces are constructed from lists of metatriangles so they can be merged in the best way */
1104 typedef struct metaTriangle_s
1108 int entityNum, surfaceNum, planeNum, fogNum, sampleSize, castShadows, recvShadows;
1109 float shadeAngleDegrees;
1111 vec3_t lightmapAxis;
1117 typedef struct epair_s
1119 struct epair_s *next;
1128 brush_t *brushes, *lastBrush, *colorModBrushes;
1129 parseMesh_t *patches;
1130 int mapEntityNum, firstDrawSurf;
1131 int firstBrush, numBrushes; /* only valid during BSP compile */
1133 vec3_t originbrush_origin;
1138 typedef struct node_s
1140 /* both leafs and nodes */
1141 int planenum; /* -1 = leaf node */
1142 struct node_s *parent;
1143 vec3_t mins, maxs; /* valid after portalization */
1144 brush_t *volume; /* one for each leaf/node */
1147 side_t *side; /* the side that created the node */
1148 struct node_s *children[ 2 ];
1149 int compileFlags; /* ydnar: hint, antiportal */
1151 vec3_t referencepoint;
1154 qboolean opaque; /* view can never be inside */
1155 qboolean areaportal;
1156 qboolean skybox; /* ydnar: a skybox leaf */
1157 qboolean sky; /* ydnar: a sky leaf */
1158 int cluster; /* for portalfile writing */
1159 int area; /* for areaportals */
1160 brush_t *brushlist; /* fragments of all brushes in this leaf */
1161 drawSurfRef_t *drawSurfReferences;
1163 int occupied; /* 1 or greater can reach entity */
1164 entity_t *occupant; /* for leak file testing */
1166 struct portal_s *portals; /* also on nodes during construction */
1168 qboolean has_structural_children;
1173 typedef struct portal_s
1176 node_t *onnode; /* NULL = outside box */
1177 node_t *nodes[ 2 ]; /* [ 0 ] = front side of plane */
1178 struct portal_s *next[ 2 ];
1181 qboolean sidefound; /* false if ->side hasn't been checked */
1182 int compileFlags; /* from original face that caused the split */
1183 side_t *side; /* NULL = non-visible */
1191 node_t outside_node;
1198 /* -------------------------------------------------------------------------------
1202 ------------------------------------------------------------------------------- */
1215 vec3_t points[ MAX_POINTS_ON_FIXED_WINDING ]; /* variable sized */
1220 typedef struct passage_s
1222 struct passage_s *next;
1223 byte cansee[ 1 ]; /* all portals that can be seen through this passage */
1239 qboolean hint; /* true if this portal was created from a hint splitter */
1241 visPlane_t plane; /* normal pointing into neighbor */
1242 int leaf; /* neighbor */
1244 vec3_t origin; /* for fast clip testing */
1247 fixedWinding_t *winding;
1249 byte *portalfront; /* [portals], preliminary */
1250 byte *portalflood; /* [portals], intermediate */
1251 byte *portalvis; /* [portals], final */
1253 int nummightsee; /* bit count on portalflood for sort */
1254 passage_t *passages; /* there are just as many passages as there */
1255 /* are portals in the leaf this portal leads */
1260 typedef struct leaf_s
1264 vportal_t *portals[MAX_PORTALS_ON_LEAF];
1269 typedef struct pstack_s
1271 byte mightsee[ MAX_PORTALS / 8 ];
1272 struct pstack_s *next;
1274 vportal_t *portal; /* portal exiting */
1275 fixedWinding_t *source;
1276 fixedWinding_t *pass;
1278 fixedWinding_t windings[ 3 ]; /* source, pass, temp in any order */
1279 int freewindings[ 3 ];
1281 visPlane_t portalplane;
1283 #ifdef SEPERATORCACHE
1284 visPlane_t seperators[ 2 ][ MAX_SEPERATORS ];
1285 int numseperators[ 2 ];
1295 pstack_t pstack_head;
1301 /* -------------------------------------------------------------------------------
1305 ------------------------------------------------------------------------------- */
1307 /* ydnar: new light struct with flags */
1308 typedef struct light_s
1310 struct light_s *next;
1313 int flags; /* ydnar: condensed all the booleans into one flags int */
1317 vec3_t normal; /* for surfaces, spotlights, and suns */
1318 float dist; /* plane location along normal */
1323 float radiusByDist; /* for spotlights */
1324 float fade; /* ydnar: from wolf, for linear lights */
1325 float angleScale; /* ydnar: stolen from vlight for K */
1326 float extraDist; /* "extra dimension" distance of the light, to kill hot spots */
1328 float add; /* ydnar: used for area lights */
1329 float envelope; /* ydnar: units until falloff < tolerance */
1330 float envelope2; /* ydnar: envelope squared (tiny optimization) */
1331 vec3_t mins, maxs; /* ydnar: pvs envelope */
1332 int cluster; /* ydnar: cluster light falls into */
1335 vec3_t emitColor; /* full out-of-gamut value */
1337 float falloffTolerance; /* ydnar: minimum attenuation threshold */
1338 float filterRadius; /* ydnar: lightmap filter radius in world units, 0 == default */
1345 /* constant input */
1346 qboolean testOcclusion, forceSunlight, testAll;
1357 /* per-sample input */
1359 vec3_t origin, normal;
1360 vec_t inhibitRadius; /* sphere in which occluding geometry is ignored */
1362 /* per-light input */
1366 /* calculated input */
1367 vec3_t displacement, direction;
1370 /* input and output */
1371 vec3_t color; /* starts out at full color, may be reduced if transparent surfaces are crossed */
1372 vec3_t colorNoShadow; /* result color with no shadow casting */
1373 vec3_t directionContribution; /* result contribution to the deluxe map */
1377 int compileFlags; /* for determining surface compile flags traced through */
1380 vec_t forceSubsampling; /* needs subsampling (alphashadow), value = max color contribution possible from it */
1384 int testNodes[ MAX_TRACE_TEST_NODES ];
1390 /* must be identical to bspDrawVert_t except for float color! */
1395 float lightmap[ MAX_LIGHTMAPS ][ 2 ];
1397 float color[ MAX_LIGHTMAPS ][ 4 ];
1405 radVert_t verts[ MAX_POINTS_ON_WINDING ];
1410 /* crutch for poor local allocations in win32 smp */
1413 vec_t dists[ MAX_POINTS_ON_WINDING + 4 ];
1414 int sides[ MAX_POINTS_ON_WINDING + 4 ];
1419 /* ydnar: new lightmap handling code */
1420 typedef struct outLightmap_s
1422 int lightmapNum, extLightmapNum;
1423 int customWidth, customHeight;
1427 shaderInfo_t *shaders[ MAX_LIGHTMAP_SHADERS ];
1429 byte *bspLightBytes;
1435 typedef struct rawLightmap_s
1437 qboolean finished, splotchFix, wrap[ 2 ];
1438 int customWidth, customHeight;
1442 int firstLightSurface, numLightSurfaces; /* index into lightSurfaces */
1443 int numLightClusters, *lightClusters;
1445 int sampleSize, actualSampleSize, axisNum;
1447 /* vortex: per-surface floodlight */
1448 float floodlightDirectionScale;
1449 vec3_t floodlightRGB;
1450 float floodlightIntensity;
1451 float floodlightDistance;
1455 vec3_t mins, maxs, axis, origin, *vecs;
1457 int w, h, sw, sh, used;
1459 qboolean solid[ MAX_LIGHTMAPS ];
1460 vec3_t solidColor[ MAX_LIGHTMAPS ];
1463 struct rawLightmap_s *twins[ MAX_LIGHTMAPS ];
1465 int outLightmapNums[ MAX_LIGHTMAPS ];
1466 int twinNums[ MAX_LIGHTMAPS ];
1467 int lightmapX[ MAX_LIGHTMAPS ], lightmapY[ MAX_LIGHTMAPS ];
1468 byte styles[ MAX_LIGHTMAPS ];
1469 float *bspLuxels[ MAX_LIGHTMAPS ];
1470 float *radLuxels[ MAX_LIGHTMAPS ];
1471 float *superLuxels[ MAX_LIGHTMAPS ];
1472 unsigned char *superFlags;
1473 float *superOrigins;
1474 float *superNormals;
1477 float *superDeluxels; /* average light direction */
1479 float *superFloodLight;
1484 typedef struct rawGridPoint_s
1486 vec3_t ambient[ MAX_LIGHTMAPS ];
1487 vec3_t directed[ MAX_LIGHTMAPS ];
1489 byte styles[ MAX_LIGHTMAPS ];
1494 typedef struct surfaceInfo_s
1499 int parentSurfaceNum, childSurfaceNum;
1500 int entityNum, castShadows, recvShadows, sampleSize, patchIterations;
1503 vec3_t axis, mins, maxs;
1504 qboolean hasLightmap, approximated;
1505 int firstSurfaceCluster, numSurfaceClusters;
1509 /* -------------------------------------------------------------------------------
1513 ------------------------------------------------------------------------------- */
1516 vec_t Random( void );
1517 int BSPInfo( int count, char **fileNames );
1518 int ScaleBSPMain( int argc, char **argv );
1519 int ConvertMain( int argc, char **argv );
1523 game_t *GetGame( char *arg );
1524 void InitPaths( int *argc, char **argv );
1528 int BSPMain( int argc, char **argv );
1532 int ConvertBSPToMap( char *bspName );
1533 int ConvertBSPToMap_BP( char *bspName );
1537 int ConvertBSPToASE( char *bspName );
1540 int ConvertBSPToOBJ( char *bspName );
1544 sideRef_t *AllocSideRef( side_t *side, sideRef_t *next );
1545 int CountBrushList( brush_t *brushes );
1546 brush_t *AllocBrush( int numsides );
1547 void FreeBrush( brush_t *brushes );
1548 void FreeBrushList( brush_t *brushes );
1549 brush_t *CopyBrush( brush_t *brush );
1550 qboolean BoundBrush( brush_t *brush );
1551 qboolean CreateBrushWindings( brush_t *brush );
1552 brush_t *BrushFromBounds( vec3_t mins, vec3_t maxs );
1553 vec_t BrushVolume( brush_t *brush );
1554 void WriteBSPBrushMap( char *name, brush_t *list );
1556 void FilterDetailBrushesIntoTree( entity_t *e, tree_t *tree );
1557 void FilterStructuralBrushesIntoTree( entity_t *e, tree_t *tree );
1559 int BoxOnPlaneSide( vec3_t mins, vec3_t maxs, plane_t *plane );
1560 qboolean WindingIsTiny( winding_t *w );
1562 void SplitBrush( brush_t *brush, int planenum, brush_t **front, brush_t **back);
1564 tree_t *AllocTree( void );
1565 node_t *AllocNode( void );
1569 void LerpDrawVert( bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *out );
1570 void LerpDrawVertAmount( bspDrawVert_t *a, bspDrawVert_t *b, float amount, bspDrawVert_t *out );
1571 void FreeMesh( mesh_t *m );
1572 mesh_t *CopyMesh( mesh_t *mesh );
1573 void PrintMesh( mesh_t *m );
1574 mesh_t *TransposeMesh( mesh_t *in );
1575 void InvertMesh( mesh_t *m );
1576 mesh_t *SubdivideMesh( mesh_t in, float maxError, float minLength );
1577 int IterationsForCurve( float len, int subdivisions );
1578 mesh_t *SubdivideMesh2( mesh_t in, int iterations );
1579 mesh_t *SubdivideMeshQuads( mesh_t *in, float minLength, int maxsize, int *widthtable, int *heighttable );
1580 mesh_t *RemoveLinearMeshColumnsRows( mesh_t *in );
1581 void MakeMeshNormals( mesh_t in );
1582 void PutMeshOnCurve( mesh_t in );
1584 void MakeNormalVectors( vec3_t forward, vec3_t right, vec3_t up );
1588 void LoadMapFile( char *filename, qboolean onlyLights, qboolean noCollapseGroups );
1589 int FindFloatPlane( vec3_t normal, vec_t dist, int numPoints, vec3_t *points );
1590 int PlaneTypeForNormal( vec3_t normal );
1591 void AddBrushBevels( void );
1592 brush_t *FinishBrush(qboolean noCollapseGroups);
1596 void MakeHeadnodePortals( tree_t *tree );
1597 void MakeNodePortal( node_t *node );
1598 void SplitNodePortals( node_t *node );
1600 qboolean PortalPassable( portal_t *p );
1602 #define FLOODENTITIES_LEAKED 1
1603 #define FLOODENTITIES_GOOD 0
1604 #define FLOODENTITIES_EMPTY -1
1605 int FloodEntities( tree_t *tree );
1606 void FillOutside( node_t *headnode);
1607 void FloodAreas( tree_t *tree);
1608 face_t *VisibleFaces( entity_t *e, tree_t *tree );
1609 void FreePortal( portal_t *p );
1611 void MakeTreePortals( tree_t *tree );
1615 xmlNodePtr LeakFile( tree_t *tree );
1619 void NumberClusters( tree_t *tree );
1620 void WritePortalFile( tree_t *tree );
1624 void SetModelNumbers( void );
1625 void SetLightStyles( void );
1627 int EmitShader( const char *shader, int *contentFlags, int *surfaceFlags );
1629 void BeginBSPFile( void );
1630 void EndBSPFile( qboolean do_write );
1631 void EmitBrushes( brush_t *brushes, int *firstBrush, int *numBrushes );
1632 void EmitFogs( void );
1634 void BeginModel( void );
1635 void EndModel( entity_t *e, node_t *headnode );
1639 void FreeTree( tree_t *tree );
1640 void FreeTree_r( node_t *node );
1641 void PrintTree_r( node_t *node, int depth );
1642 void FreeTreePortals_r( node_t *node );
1646 void ParsePatch( qboolean onlyLights );
1647 mesh_t *SubdivideMesh( mesh_t in, float maxError, float minLength );
1648 void PatchMapDrawSurfs( entity_t *e );
1649 void TriangulatePatchSurface( entity_t *e , mapDrawSurface_t *ds );
1653 void FixTJunctions( entity_t *e );
1657 winding_t *WindingFromDrawSurf( mapDrawSurface_t *ds );
1658 void FogDrawSurfaces( entity_t *e );
1659 int FogForPoint( vec3_t point, float epsilon );
1660 int FogForBounds( vec3_t mins, vec3_t maxs, float epsilon );
1661 void CreateMapFogs( void );
1665 face_t *MakeStructuralBSPFaceList( brush_t *list );
1666 face_t *MakeVisibleBSPFaceList( brush_t *list );
1667 tree_t *FaceBSP( face_t *list );
1671 void PicoPrintFunc( int level, const char *str );
1672 void PicoLoadFileFunc( const char *name, byte **buffer, int *bufSize );
1673 picoModel_t *FindModel( const char *name, int frame );
1674 picoModel_t *LoadModel( const char *name, int frame );
1675 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 );
1676 void AddTriangleModels( entity_t *e );
1680 mapDrawSurface_t *AllocDrawSurface( surfaceType_t type );
1681 void FinishSurface( mapDrawSurface_t *ds );
1682 void StripFaceSurface( mapDrawSurface_t *ds );
1683 void MaxAreaFaceSurface( mapDrawSurface_t *ds );
1684 qboolean CalcSurfaceTextureRange( mapDrawSurface_t *ds );
1685 qboolean CalcLightmapAxis( vec3_t normal, vec3_t axis );
1686 void ClassifySurfaces( int numSurfs, mapDrawSurface_t *ds );
1687 void ClassifyEntitySurfaces( entity_t *e );
1688 void TidyEntitySurfaces( entity_t *e );
1689 mapDrawSurface_t *CloneSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1690 mapDrawSurface_t *MakeCelSurface( mapDrawSurface_t *src, shaderInfo_t *si );
1691 qboolean IsTriangleDegenerate( bspDrawVert_t *points, int a, int b, int c );
1692 void ClearSurface( mapDrawSurface_t *ds );
1693 void AddEntitySurfaceModels( entity_t *e );
1694 mapDrawSurface_t *DrawSurfaceForSide( entity_t *e, brush_t *b, side_t *s, winding_t *w );
1695 mapDrawSurface_t *DrawSurfaceForMesh( entity_t *e, parseMesh_t *p, mesh_t *mesh );
1696 mapDrawSurface_t *DrawSurfaceForFlare( int entNum, vec3_t origin, vec3_t normal, vec3_t color, const char *flareShader, int lightStyle );
1697 mapDrawSurface_t *DrawSurfaceForShader( char *shader );
1698 void ClipSidesIntoTree( entity_t *e, tree_t *tree );
1699 void MakeDebugPortalSurfs( tree_t *tree );
1700 void MakeFogHullSurfs( entity_t *e, tree_t *tree, char *shader );
1701 void SubdivideFaceSurfaces( entity_t *e, tree_t *tree );
1702 void AddEntitySurfaceModels( entity_t *e );
1703 int AddSurfaceModels( mapDrawSurface_t *ds );
1704 void FilterDrawsurfsIntoTree( entity_t *e, tree_t *tree );
1705 void EmitPatchSurface( entity_t *e, mapDrawSurface_t *ds );
1706 void EmitTriangleSurface( mapDrawSurface_t *ds );
1710 void Fur( mapDrawSurface_t *src );
1713 /* surface_foliage.c */
1714 void Foliage( mapDrawSurface_t *src );
1717 /* ydnar: surface_meta.c */
1718 void ClearMetaTriangles( void );
1719 int FindMetaTriangle( metaTriangle_t *src, bspDrawVert_t *a, bspDrawVert_t *b, bspDrawVert_t *c, int planeNum );
1720 void MakeEntityMetaTriangles( entity_t *e );
1721 void FixMetaTJunctions( void );
1722 void SmoothMetaTriangles( void );
1723 void MergeMetaTriangles( void );
1724 void EmitMetaStats(); // vortex: print meta statistics even in no-verbose mode
1727 /* surface_extra.c */
1728 void SetDefaultSampleSize( int sampleSize );
1730 void SetSurfaceExtra( mapDrawSurface_t *ds, int num );
1732 shaderInfo_t *GetSurfaceExtraShaderInfo( int num );
1733 int GetSurfaceExtraParentSurfaceNum( int num );
1734 int GetSurfaceExtraEntityNum( int num );
1735 int GetSurfaceExtraCastShadows( int num );
1736 int GetSurfaceExtraRecvShadows( int num );
1737 int GetSurfaceExtraSampleSize( int num );
1738 int GetSurfaceExtraMinSampleSize( int num );
1739 float GetSurfaceExtraLongestCurve( int num );
1740 void GetSurfaceExtraLightmapAxis( int num, vec3_t lightmapAxis );
1742 void WriteSurfaceExtraFile( const char *path );
1743 void LoadSurfaceExtraFile( const char *path );
1747 void ProcessDecals( void );
1748 void MakeEntityDecals( entity_t *e );
1751 void TextureAxisFromPlane( plane_t *pln, vec3_t xv, vec3_t yv );
1753 /* brush_primit.c */
1754 void ComputeAxisBase( vec3_t normal, vec3_t texX, vec3_t texY);
1758 fixedWinding_t *NewFixedWinding( int points );
1759 int VisMain( int argc, char **argv );
1762 int CountBits( byte *bits, int numbits );
1763 void PassageFlow( int portalnum );
1764 void CreatePassages( int portalnum );
1765 void PassageMemory( void );
1766 void BasePortalVis( int portalnum );
1767 void BetterPortalVis( int portalnum );
1768 void PortalFlow( int portalnum );
1769 void PassagePortalFlow( int portalnum );
1774 float PointToPolygonFormFactor( const vec3_t point, const vec3_t normal, const winding_t *w );
1775 int LightContributionToSample( trace_t *trace );
1776 void LightingAtSample( trace_t *trace, byte styles[ MAX_LIGHTMAPS ], vec3_t colors[ MAX_LIGHTMAPS ] );
1777 int LightContributionToPoint( trace_t *trace );
1778 int LightMain( int argc, char **argv );
1782 void SetupTraceNodes( void );
1783 void TraceLine( trace_t *trace );
1784 float SetupTrace( trace_t *trace );
1787 /* light_bounce.c */
1788 qboolean RadSampleImage( byte *pixels, int width, int height, float st[ 2 ], float color[ 4 ] );
1789 void RadLightForTriangles( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1790 void RadLightForPatch( int num, int lightmapNum, rawLightmap_t *lm, shaderInfo_t *si, float scale, float subdivide, clipWork_t *cw );
1791 void RadCreateDiffuseLights( void );
1792 void RadFreeLights();
1796 void ColorToBytes( const float *color, byte *colorBytes, float scale );
1797 void SmoothNormals( void );
1799 void MapRawLightmap( int num );
1802 float DirtForSample( trace_t *trace );
1803 void DirtyRawLightmap( int num );
1805 void SetupFloodLight();
1806 void FloodlightRawLightmaps();
1807 void FloodlightIlluminateLightmap( rawLightmap_t *lm );
1808 float FloodLightForSample( trace_t *trace , float floodLightDistance, qboolean floodLightLowQuality);
1809 void FloodLightRawLightmap( int num );
1811 void IlluminateRawLightmap( int num );
1812 void IlluminateVertexes( int num );
1814 void SetupBrushesFlags( int mask_any, int test_any, int mask_all, int test_all );
1815 void SetupBrushes( void );
1816 void SetupClusters( void );
1817 qboolean ClusterVisible( int a, int b );
1818 qboolean ClusterVisibleToPoint( vec3_t point, int cluster );
1819 int ClusterForPoint( vec3_t point );
1820 int ClusterForPointExt( vec3_t point, float epsilon );
1821 int ClusterForPointExtFilter( vec3_t point, float epsilon, int numClusters, int *clusters );
1822 int ShaderForPointInLeaf( vec3_t point, int leafNum, float epsilon, int wantContentFlags, int wantSurfaceFlags, int *contentFlags, int *surfaceFlags );
1823 void SetupEnvelopes( qboolean forGrid, qboolean fastFlag );
1824 void FreeTraceLights( trace_t *trace );
1825 void CreateTraceLightsForBounds( vec3_t mins, vec3_t maxs, vec3_t normal, int numClusters, int *clusters, int flags, trace_t *trace );
1826 void CreateTraceLightsForSurface( int num, trace_t *trace );
1829 /* lightmaps_ydnar.c */
1830 void ExportLightmaps( void );
1832 int ExportLightmapsMain( int argc, char **argv );
1833 int ImportLightmapsMain( int argc, char **argv );
1835 void SetupSurfaceLightmaps( void );
1836 void StitchSurfaceLightmaps( void );
1837 void StoreSurfaceLightmaps( void );
1841 void ImageFree( image_t *image );
1842 image_t *ImageFind( const char *filename );
1843 image_t *ImageLoad( const char *filename );
1847 void ColorMod( colorMod_t *am, int numVerts, bspDrawVert_t *drawVerts );
1849 void TCMod( tcMod_t mod, float st[ 2 ] );
1850 void TCModIdentity( tcMod_t mod );
1851 void TCModMultiply( tcMod_t a, tcMod_t b, tcMod_t out );
1852 void TCModTranslate( tcMod_t mod, float s, float t );
1853 void TCModScale( tcMod_t mod, float s, float t );
1854 void TCModRotate( tcMod_t mod, float euler );
1856 qboolean ApplySurfaceParm( char *name, int *contentFlags, int *surfaceFlags, int *compileFlags );
1858 void BeginMapShaderFile( const char *mapFile );
1859 void WriteMapShaderFile( void );
1860 shaderInfo_t *CustomShader( shaderInfo_t *si, char *find, char *replace );
1861 void EmitVertexRemapShader( char *from, char *to );
1863 void LoadShaderInfo( void );
1864 shaderInfo_t *ShaderInfoForShader( const char *shader );
1865 shaderInfo_t *ShaderInfoForShaderNull( const char *shader );
1868 /* bspfile_abstract.c */
1869 void SetGridPoints( int n );
1870 void SetDrawVerts( int n );
1871 void IncDrawVerts();
1872 void SetDrawSurfaces(int n);
1873 void SetDrawSurfacesBuffer();
1874 void BSPFilesCleanup();
1876 void SwapBlock( int *block, int size );
1878 int GetLumpElements( bspHeader_t *header, int lump, int size );
1879 void *GetLump( bspHeader_t *header, int lump );
1880 int CopyLump( bspHeader_t *header, int lump, void *dest, int size );
1881 int CopyLump_Allocate( bspHeader_t *header, int lump, void **dest, int size, int *allocationVariable );
1882 void AddLump( FILE *file, bspHeader_t *header, int lumpNum, const void *data, int length );
1884 void LoadBSPFile( const char *filename );
1885 void WriteBSPFile( const char *filename );
1886 void PrintBSPFileSizes( void );
1888 epair_t *ParseEPair( void );
1889 void ParseEntities( void );
1890 void UnparseEntities( void );
1891 void PrintEntity( const entity_t *ent );
1892 void SetKeyValue( entity_t *ent, const char *key, const char *value );
1893 qboolean KeyExists( const entity_t *ent, const char *key ); /* VorteX: check if key exists */
1894 const char *ValueForKey( const entity_t *ent, const char *key );
1895 int IntForKey( const entity_t *ent, const char *key );
1896 vec_t FloatForKey( const entity_t *ent, const char *key );
1897 void GetVectorForKey( const entity_t *ent, const char *key, vec3_t vec );
1898 entity_t *FindTargetEntity( const char *target );
1899 void GetEntityShadowFlags( const entity_t *ent, const entity_t *ent2, int *castShadows, int *recvShadows );
1900 void InjectCommandLine(char **argv, int beginArgs, int endArgs);
1904 /* bspfile_ibsp.c */
1905 void LoadIBSPFile( const char *filename );
1906 void WriteIBSPFile( const char *filename );
1909 /* bspfile_rbsp.c */
1910 void LoadRBSPFile( const char *filename );
1911 void WriteRBSPFile( const char *filename );
1915 /* -------------------------------------------------------------------------------
1917 bsp/general global variables
1919 ------------------------------------------------------------------------------- */
1923 #define Q_ASSIGN( a ) = a
1925 #define Q_EXTERN extern
1926 #define Q_ASSIGN( a )
1930 Q_EXTERN game_t games[]
1936 #include "game_quake3.h"
1938 #include "game_quakelive.h"/* most be after game_quake3.h as they share defines! */
1940 #include "game_nexuiz.h"/* most be after game_quake3.h as they share defines! */
1942 #include "game_xonotic.h"/* most be after game_quake3.h as they share defines! */
1944 #include "game_tremulous.h" /*LinuxManMikeC: must be after game_quake3.h, depends on #define's set in it */
1946 #include "game_tenebrae.h"
1948 #include "game_wolf.h"
1950 #include "game_wolfet.h"/* most be after game_wolf.h as they share defines! */
1952 #include "game_etut.h"
1954 #include "game_ef.h"
1956 #include "game_sof2.h"
1958 #include "game_jk2.h" /* most be after game_sof2.h as they share defines! */
1960 #include "game_ja.h" /* most be after game_jk2.h as they share defines! */
1962 #include "game_qfusion.h" /* qfusion game */
1964 #include "game_reaction.h" /* must be after game_quake3.h */
1966 #include "game_darkplaces.h" /* vortex: darkplaces q1 engine */
1968 #include "game_dq.h" /* vortex: deluxe quake game ( darkplaces q1 engine) */
1970 #include "game_prophecy.h" /* vortex: prophecy game ( darkplaces q1 engine) */
1972 #include "game__null.h" /* null game (must be last item) */
1975 Q_EXTERN game_t *game Q_ASSIGN( &games[ 0 ] );
1979 Q_EXTERN int numImages Q_ASSIGN( 0 );
1980 Q_EXTERN image_t images[ MAX_IMAGES ];
1982 Q_EXTERN int numPicoModels Q_ASSIGN( 0 );
1983 Q_EXTERN picoModel_t *picoModels[ MAX_MODELS ];
1985 Q_EXTERN shaderInfo_t *shaderInfo Q_ASSIGN( NULL );
1986 Q_EXTERN int numShaderInfo Q_ASSIGN( 0 );
1987 Q_EXTERN int numVertexRemaps Q_ASSIGN( 0 );
1989 Q_EXTERN surfaceParm_t custSurfaceParms[ MAX_CUST_SURFACEPARMS ];
1990 Q_EXTERN int numCustSurfaceParms Q_ASSIGN( 0 );
1992 Q_EXTERN char mapName[ MAX_QPATH ]; /* ydnar: per-map custom shaders for larger lightmaps */
1993 Q_EXTERN char mapShaderFile[ 1024 ];
1994 Q_EXTERN qboolean warnImage Q_ASSIGN( qtrue );
1996 /* ydnar: sinusoid samples */
1997 Q_EXTERN float jitters[ MAX_JITTERS ];
2000 /* commandline arguments */
2001 Q_EXTERN qboolean verbose;
2002 Q_EXTERN qboolean verboseEntities Q_ASSIGN( qfalse );
2003 Q_EXTERN qboolean force Q_ASSIGN( qfalse );
2004 Q_EXTERN qboolean infoMode Q_ASSIGN( qfalse );
2005 Q_EXTERN qboolean useCustomInfoParms Q_ASSIGN( qfalse );
2006 Q_EXTERN qboolean noprune Q_ASSIGN( qfalse );
2007 Q_EXTERN qboolean leaktest Q_ASSIGN( qfalse );
2008 Q_EXTERN qboolean nodetail Q_ASSIGN( qfalse );
2009 Q_EXTERN qboolean nosubdivide Q_ASSIGN( qfalse );
2010 Q_EXTERN qboolean notjunc Q_ASSIGN( qfalse );
2011 Q_EXTERN qboolean fulldetail Q_ASSIGN( qfalse );
2012 Q_EXTERN qboolean nowater Q_ASSIGN( qfalse );
2013 Q_EXTERN qboolean noCurveBrushes Q_ASSIGN( qfalse );
2014 Q_EXTERN qboolean fakemap Q_ASSIGN( qfalse );
2015 Q_EXTERN qboolean coplanar Q_ASSIGN( qfalse );
2016 Q_EXTERN qboolean nofog Q_ASSIGN( qfalse );
2017 Q_EXTERN qboolean noHint Q_ASSIGN( qfalse ); /* ydnar */
2018 Q_EXTERN qboolean renameModelShaders Q_ASSIGN( qfalse ); /* ydnar */
2019 Q_EXTERN qboolean skyFixHack Q_ASSIGN( qfalse ); /* ydnar */
2020 Q_EXTERN qboolean bspAlternateSplitWeights Q_ASSIGN( qfalse ); /* 27 */
2021 Q_EXTERN qboolean deepBSP Q_ASSIGN( qfalse ); /* div0 */
2022 Q_EXTERN qboolean maxAreaFaceSurface Q_ASSIGN( qfalse ); /* divVerent */
2024 Q_EXTERN int patchSubdivisions Q_ASSIGN( 8 ); /* ydnar: -patchmeta subdivisions */
2026 Q_EXTERN int maxLMSurfaceVerts Q_ASSIGN( 64 ); /* ydnar */
2027 Q_EXTERN int maxSurfaceVerts Q_ASSIGN( 999 ); /* ydnar */
2028 Q_EXTERN int maxSurfaceIndexes Q_ASSIGN( 6000 ); /* ydnar */
2029 Q_EXTERN float npDegrees Q_ASSIGN( 0.0f ); /* ydnar: nonplanar degrees */
2030 Q_EXTERN int bevelSnap Q_ASSIGN( 0 ); /* ydnar: bevel plane snap */
2031 Q_EXTERN int texRange Q_ASSIGN( 0 );
2032 Q_EXTERN qboolean flat Q_ASSIGN( qfalse );
2033 Q_EXTERN qboolean meta Q_ASSIGN( qfalse );
2034 Q_EXTERN qboolean patchMeta Q_ASSIGN( qfalse );
2035 Q_EXTERN qboolean emitFlares Q_ASSIGN( qfalse );
2036 Q_EXTERN qboolean debugSurfaces Q_ASSIGN( qfalse );
2037 Q_EXTERN qboolean debugInset Q_ASSIGN( qfalse );
2038 Q_EXTERN qboolean debugPortals Q_ASSIGN( qfalse );
2039 Q_EXTERN qboolean lightmapTriangleCheck Q_ASSIGN(qfalse);
2040 Q_EXTERN qboolean lightmapExtraVisClusterNudge Q_ASSIGN(qfalse);
2041 Q_EXTERN qboolean lightmapFill Q_ASSIGN(qfalse);
2042 Q_EXTERN int metaAdequateScore Q_ASSIGN( -1 );
2043 Q_EXTERN int metaGoodScore Q_ASSIGN( -1 );
2044 Q_EXTERN float metaMaxBBoxDistance Q_ASSIGN( -1 );
2046 #if Q3MAP2_EXPERIMENTAL_SNAP_NORMAL_FIX
2047 // Increasing the normalEpsilon to compensate for new logic in SnapNormal(), where
2048 // this epsilon is now used to compare against 0 components instead of the 1 or -1
2049 // components. Unfortunately, normalEpsilon is also used in PlaneEqual(). So changing
2050 // this will affect anything that calls PlaneEqual() as well (which are, at the time
2051 // of this writing, FindFloatPlane() and AddBrushBevels()).
2052 Q_EXTERN double normalEpsilon Q_ASSIGN(0.00005);
2054 Q_EXTERN double normalEpsilon Q_ASSIGN( 0.00001 );
2057 #if Q3MAP2_EXPERIMENTAL_HIGH_PRECISION_MATH_FIXES
2058 // NOTE: This distanceEpsilon is too small if parts of the map are at maximum world
2059 // extents (in the range of plus or minus 2^16). The smallest epsilon at values
2060 // close to 2^16 is about 0.007, which is greater than distanceEpsilon. Therefore,
2061 // maps should be constrained to about 2^15, otherwise slightly undesirable effects
2062 // may result. The 0.01 distanceEpsilon used previously is just too coarse in my
2063 // opinion. The real fix for this problem is to have 64 bit distances and then make
2064 // this epsilon even smaller, or to constrain world coordinates to plus minus 2^15
2066 Q_EXTERN double distanceEpsilon Q_ASSIGN(0.005);
2068 Q_EXTERN double distanceEpsilon Q_ASSIGN( 0.01 );
2073 Q_EXTERN int numMapEntities Q_ASSIGN( 0 );
2075 Q_EXTERN int blockSize[ 3 ] /* should be the same as in radiant */
2079 = { 1024, 1024, 1024 };
2082 Q_EXTERN char name[ 1024 ];
2083 Q_EXTERN char source[ 1024 ];
2084 Q_EXTERN char outbase[ 32 ];
2086 Q_EXTERN int sampleSize; /* lightmap sample size in units */
2087 Q_EXTERN int minSampleSize; /* minimum sample size to use at all */
2088 Q_EXTERN int sampleScale; /* vortex: lightmap sample scale (ie quality)*/
2090 Q_EXTERN int mapEntityNum Q_ASSIGN( 0 );
2092 Q_EXTERN int entitySourceBrushes;
2094 Q_EXTERN plane_t *mapplanes Q_ASSIGN(NULL); /* mapplanes[ num ^ 1 ] will always be the mirror or mapplanes[ num ] */
2095 Q_EXTERN int nummapplanes Q_ASSIGN(0); /* nummapplanes will always be even */
2096 Q_EXTERN int allocatedmapplanes Q_ASSIGN(0);
2097 Q_EXTERN int numMapPatches;
2098 Q_EXTERN vec3_t mapMins, mapMaxs;
2100 Q_EXTERN int defaultFogNum Q_ASSIGN( -1 ); /* ydnar: cleaner fog handling */
2101 Q_EXTERN int numMapFogs Q_ASSIGN( 0 );
2102 Q_EXTERN fog_t mapFogs[ MAX_MAP_FOGS ];
2104 Q_EXTERN entity_t *mapEnt;
2105 Q_EXTERN brush_t *buildBrush;
2106 Q_EXTERN int numActiveBrushes;
2107 Q_EXTERN int g_bBrushPrimit;
2109 Q_EXTERN int numStrippedLights Q_ASSIGN( 0 );
2113 Q_EXTERN mapDrawSurface_t *mapDrawSurfs Q_ASSIGN( NULL );
2114 Q_EXTERN int numMapDrawSurfs;
2116 Q_EXTERN int numSurfacesByType[ NUM_SURFACE_TYPES ];
2117 Q_EXTERN int numClearedSurfaces;
2118 Q_EXTERN int numStripSurfaces;
2119 Q_EXTERN int numMaxAreaSurfaces;
2120 Q_EXTERN int numFanSurfaces;
2121 Q_EXTERN int numMergedSurfaces;
2122 Q_EXTERN int numMergedVerts;
2124 Q_EXTERN int numRedundantIndexes;
2126 Q_EXTERN int numSurfaceModels Q_ASSIGN( 0 );
2128 Q_EXTERN byte debugColors[ 12 ][ 3 ]
2149 Q_EXTERN qboolean skyboxPresent Q_ASSIGN( qfalse );
2150 Q_EXTERN int skyboxArea Q_ASSIGN( -1 );
2151 Q_EXTERN m4x4_t skyboxTransform;
2155 /* -------------------------------------------------------------------------------
2157 vis global variables
2159 ------------------------------------------------------------------------------- */
2161 /* commandline arguments */
2162 Q_EXTERN qboolean fastvis;
2163 Q_EXTERN qboolean noPassageVis;
2164 Q_EXTERN qboolean passageVisOnly;
2165 Q_EXTERN qboolean mergevis;
2166 Q_EXTERN qboolean mergevisportals;
2167 Q_EXTERN qboolean nosort;
2168 Q_EXTERN qboolean saveprt;
2169 Q_EXTERN qboolean hint; /* ydnar */
2170 Q_EXTERN char inbase[ MAX_QPATH ];
2171 Q_EXTERN char globalCelShader[ MAX_QPATH ];
2173 Q_EXTERN float farPlaneDist; /* rr2do2, rf, mre, ydnar all contributed to this one... */
2175 Q_EXTERN int numportals;
2176 Q_EXTERN int portalclusters;
2178 Q_EXTERN vportal_t *portals;
2179 Q_EXTERN leaf_t *leafs;
2181 Q_EXTERN vportal_t *faces;
2182 Q_EXTERN leaf_t *faceleafs;
2184 Q_EXTERN int numfaces;
2186 Q_EXTERN int c_portaltest, c_portalpass, c_portalcheck;
2187 Q_EXTERN int c_portalskip, c_leafskip;
2188 Q_EXTERN int c_vistest, c_mighttest;
2189 Q_EXTERN int c_chains;
2191 Q_EXTERN byte *vismap, *vismap_p, *vismap_end;
2193 Q_EXTERN int testlevel;
2195 Q_EXTERN byte *uncompressed;
2197 Q_EXTERN int leafbytes, leaflongs;
2198 Q_EXTERN int portalbytes, portallongs;
2200 Q_EXTERN vportal_t *sorted_portals[ MAX_MAP_PORTALS * 2 ];
2204 /* -------------------------------------------------------------------------------
2206 light global variables
2208 ------------------------------------------------------------------------------- */
2210 /* commandline arguments */
2211 Q_EXTERN qboolean wolfLight Q_ASSIGN( qfalse );
2212 Q_EXTERN float extraDist Q_ASSIGN( 0.0f );
2213 Q_EXTERN qboolean loMem Q_ASSIGN( qfalse );
2214 Q_EXTERN qboolean noStyles Q_ASSIGN( qfalse );
2215 Q_EXTERN qboolean keepLights Q_ASSIGN( qfalse );
2217 Q_EXTERN int sampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_SAMPLE_SIZE );
2218 Q_EXTERN int minSampleSize Q_ASSIGN( DEFAULT_LIGHTMAP_MIN_SAMPLE_SIZE );
2219 Q_EXTERN qboolean noVertexLighting Q_ASSIGN( qfalse );
2220 Q_EXTERN qboolean noGridLighting Q_ASSIGN( qfalse );
2222 Q_EXTERN qboolean noTrace Q_ASSIGN( qfalse );
2223 Q_EXTERN qboolean noSurfaces Q_ASSIGN( qfalse );
2224 Q_EXTERN qboolean patchShadows Q_ASSIGN( qfalse );
2225 Q_EXTERN qboolean cpmaHack Q_ASSIGN( qfalse );
2227 Q_EXTERN qboolean deluxemap Q_ASSIGN( qfalse );
2228 Q_EXTERN qboolean debugDeluxemap Q_ASSIGN( qfalse );
2229 Q_EXTERN int deluxemode Q_ASSIGN( 0 ); /* deluxemap format (0 - modelspace, 1 - tangentspace with renormalization, 2 - tangentspace without renormalization) */
2231 Q_EXTERN qboolean fast Q_ASSIGN( qfalse );
2232 Q_EXTERN qboolean fastpoint Q_ASSIGN( qtrue );
2233 Q_EXTERN qboolean faster Q_ASSIGN( qfalse );
2234 Q_EXTERN qboolean fastgrid Q_ASSIGN( qfalse );
2235 Q_EXTERN qboolean fastbounce Q_ASSIGN( qfalse );
2236 Q_EXTERN qboolean cheap Q_ASSIGN( qfalse );
2237 Q_EXTERN qboolean cheapgrid Q_ASSIGN( qfalse );
2238 Q_EXTERN int bounce Q_ASSIGN( 0 );
2239 Q_EXTERN qboolean bounceOnly Q_ASSIGN( qfalse );
2240 Q_EXTERN qboolean bouncing Q_ASSIGN( qfalse );
2241 Q_EXTERN qboolean bouncegrid Q_ASSIGN( qfalse );
2242 Q_EXTERN qboolean normalmap Q_ASSIGN( qfalse );
2243 Q_EXTERN qboolean trisoup Q_ASSIGN( qfalse );
2244 Q_EXTERN qboolean shade Q_ASSIGN( qfalse );
2245 Q_EXTERN float shadeAngleDegrees Q_ASSIGN( 0.0f );
2246 Q_EXTERN int superSample Q_ASSIGN( 0 );
2247 Q_EXTERN int lightSamples Q_ASSIGN( 1 );
2248 Q_EXTERN qboolean lightRandomSamples Q_ASSIGN( qfalse );
2249 Q_EXTERN int lightSamplesSearchBoxSize Q_ASSIGN( 1 );
2250 Q_EXTERN qboolean filter Q_ASSIGN( qfalse );
2251 Q_EXTERN qboolean dark Q_ASSIGN( qfalse );
2252 Q_EXTERN qboolean sunOnly Q_ASSIGN( qfalse );
2253 Q_EXTERN int approximateTolerance Q_ASSIGN( 0 );
2254 Q_EXTERN qboolean noCollapse Q_ASSIGN( qfalse );
2255 Q_EXTERN int lightmapSearchBlockSize Q_ASSIGN( 0 );
2256 Q_EXTERN qboolean exportLightmaps Q_ASSIGN( qfalse );
2257 Q_EXTERN qboolean externalLightmaps Q_ASSIGN( qfalse );
2258 Q_EXTERN int lmCustomSize Q_ASSIGN( LIGHTMAP_WIDTH );
2259 Q_EXTERN char * lmCustomDir Q_ASSIGN( NULL );
2260 Q_EXTERN int lmLimitSize Q_ASSIGN( 0 );
2262 Q_EXTERN qboolean dirty Q_ASSIGN( qfalse );
2263 Q_EXTERN qboolean dirtDebug Q_ASSIGN( qfalse );
2264 Q_EXTERN int dirtMode Q_ASSIGN( 0 );
2265 Q_EXTERN float dirtDepth Q_ASSIGN( 128.0f );
2266 Q_EXTERN float dirtScale Q_ASSIGN( 1.0f );
2267 Q_EXTERN float dirtGain Q_ASSIGN( 1.0f );
2269 /* 27: floodlighting */
2270 Q_EXTERN qboolean debugnormals Q_ASSIGN( qfalse );
2271 Q_EXTERN qboolean floodlighty Q_ASSIGN( qfalse );
2272 Q_EXTERN qboolean floodlight_lowquality Q_ASSIGN( qfalse );
2273 Q_EXTERN vec3_t floodlightRGB;
2274 Q_EXTERN float floodlightIntensity Q_ASSIGN( 512.0f );
2275 Q_EXTERN float floodlightDistance Q_ASSIGN( 1024.0f );
2276 Q_EXTERN float floodlightDirectionScale Q_ASSIGN( 1.0f );
2278 Q_EXTERN qboolean dump Q_ASSIGN( qfalse );
2279 Q_EXTERN qboolean debug Q_ASSIGN( qfalse );
2280 Q_EXTERN qboolean debugUnused Q_ASSIGN( qfalse );
2281 Q_EXTERN qboolean debugAxis Q_ASSIGN( qfalse );
2282 Q_EXTERN qboolean debugCluster Q_ASSIGN( qfalse );
2283 Q_EXTERN qboolean debugOrigin Q_ASSIGN( qfalse );
2284 Q_EXTERN qboolean lightmapBorder Q_ASSIGN( qfalse );
2286 /* longest distance across the map */
2287 Q_EXTERN float maxMapDistance Q_ASSIGN( 0 );
2289 /* for run time tweaking of light sources */
2290 Q_EXTERN float pointScale Q_ASSIGN( 7500.0f );
2291 Q_EXTERN float spotScale Q_ASSIGN( 7500.0f );
2292 Q_EXTERN float areaScale Q_ASSIGN( 0.25f );
2293 Q_EXTERN float skyScale Q_ASSIGN( 1.0f );
2294 Q_EXTERN float bounceScale Q_ASSIGN( 0.25f );
2296 /* jal: alternative angle attenuation curve */
2297 Q_EXTERN qboolean lightAngleHL Q_ASSIGN( qfalse );
2299 /* vortex: gridscale and gridambientscale */
2300 Q_EXTERN float gridScale Q_ASSIGN( 1.0f );
2301 Q_EXTERN float gridAmbientScale Q_ASSIGN( 1.0f );
2302 Q_EXTERN float gridDirectionality Q_ASSIGN( 1.0f );
2303 Q_EXTERN float gridAmbientDirectionality Q_ASSIGN( 0.0f );
2304 Q_EXTERN qboolean inGrid Q_ASSIGN(0);
2306 /* ydnar: lightmap gamma/compensation */
2307 Q_EXTERN float lightmapGamma Q_ASSIGN( 1.0f );
2308 Q_EXTERN float lightmapsRGB Q_ASSIGN( qfalse );
2309 Q_EXTERN float texturesRGB Q_ASSIGN( qfalse );
2310 Q_EXTERN float colorsRGB Q_ASSIGN( qfalse );
2311 Q_EXTERN float lightmapExposure Q_ASSIGN( 0.0f );
2312 Q_EXTERN float lightmapCompensate Q_ASSIGN( 1.0f );
2314 /* ydnar: for runtime tweaking of falloff tolerance */
2315 Q_EXTERN float falloffTolerance Q_ASSIGN( 1.0f );
2316 Q_EXTERN qboolean exactPointToPolygon Q_ASSIGN( qtrue );
2317 Q_EXTERN float formFactorValueScale Q_ASSIGN( 3.0f );
2318 Q_EXTERN float linearScale Q_ASSIGN( 1.0f / 8000.0f );
2320 // for .ase conversion
2321 Q_EXTERN qboolean shadersAsBitmap Q_ASSIGN( qfalse );
2322 Q_EXTERN qboolean lightmapsAsTexcoord Q_ASSIGN( qfalse );
2324 Q_EXTERN light_t *lights;
2325 Q_EXTERN int numPointLights;
2326 Q_EXTERN int numSpotLights;
2327 Q_EXTERN int numSunLights;
2328 Q_EXTERN int numAreaLights;
2330 /* ydnar: for luxel placement */
2331 Q_EXTERN int numSurfaceClusters, maxSurfaceClusters;
2332 Q_EXTERN int *surfaceClusters;
2334 /* ydnar: for radiosity */
2335 Q_EXTERN int numDiffuseLights;
2336 Q_EXTERN int numBrushDiffuseLights;
2337 Q_EXTERN int numTriangleDiffuseLights;
2338 Q_EXTERN int numPatchDiffuseLights;
2340 /* ydnar: general purpose extra copy of drawvert list */
2341 Q_EXTERN bspDrawVert_t *yDrawVerts;
2343 /* ydnar: for tracing statistics */
2344 Q_EXTERN int minSurfacesTested;
2345 Q_EXTERN int maxSurfacesTested;
2346 Q_EXTERN int totalSurfacesTested;
2347 Q_EXTERN int totalTraces;
2349 Q_EXTERN FILE *dumpFile;
2351 Q_EXTERN int c_visible, c_occluded;
2352 Q_EXTERN int c_subsampled; /* ydnar */
2354 Q_EXTERN int defaultLightSubdivide Q_ASSIGN( 999 );
2356 Q_EXTERN vec3_t ambientColor;
2357 Q_EXTERN vec3_t minLight, minVertexLight, minGridLight;
2359 Q_EXTERN int *entitySurface;
2360 Q_EXTERN vec3_t *surfaceOrigin;
2362 Q_EXTERN vec3_t sunDirection;
2363 Q_EXTERN vec3_t sunLight;
2366 Q_EXTERN int c_totalTrace;
2367 Q_EXTERN int c_cullTrace, c_testTrace;
2368 Q_EXTERN int c_testFacets;
2370 /* ydnar: light optimization */
2371 Q_EXTERN float subdivideThreshold Q_ASSIGN( DEFAULT_SUBDIVIDE_THRESHOLD );
2373 Q_EXTERN int numOpaqueBrushes, maxOpaqueBrush;
2374 Q_EXTERN byte *opaqueBrushes;
2376 Q_EXTERN int numLights;
2377 Q_EXTERN int numCulledLights;
2379 Q_EXTERN int gridBoundsCulled;
2380 Q_EXTERN int gridEnvelopeCulled;
2382 Q_EXTERN int lightsBoundsCulled;
2383 Q_EXTERN int lightsEnvelopeCulled;
2384 Q_EXTERN int lightsPlaneCulled;
2385 Q_EXTERN int lightsClusterCulled;
2387 /* ydnar: radiosity */
2388 Q_EXTERN float diffuseSubdivide Q_ASSIGN( 256.0f );
2389 Q_EXTERN float minDiffuseSubdivide Q_ASSIGN( 64.0f );
2390 Q_EXTERN int numDiffuseSurfaces Q_ASSIGN( 0 );
2392 /* ydnar: list of surface information necessary for lightmap calculation */
2393 Q_EXTERN surfaceInfo_t *surfaceInfos Q_ASSIGN( NULL );
2395 /* ydnar: sorted list of surfaces */
2396 Q_EXTERN int *sortSurfaces Q_ASSIGN( NULL );
2398 /* clumps of surfaces that share a raw lightmap */
2399 Q_EXTERN int numLightSurfaces Q_ASSIGN( 0 );
2400 Q_EXTERN int *lightSurfaces Q_ASSIGN( NULL );
2403 Q_EXTERN int numRawSuperLuxels Q_ASSIGN( 0 );
2404 Q_EXTERN int numRawLightmaps Q_ASSIGN( 0 );
2405 Q_EXTERN rawLightmap_t *rawLightmaps Q_ASSIGN( NULL );
2406 Q_EXTERN int *sortLightmaps Q_ASSIGN( NULL );
2409 Q_EXTERN float *vertexLuxels[ MAX_LIGHTMAPS ];
2410 Q_EXTERN float *radVertexLuxels[ MAX_LIGHTMAPS ];
2413 Q_EXTERN int numLightmapShaders Q_ASSIGN( 0 );
2414 Q_EXTERN int numSolidLightmaps Q_ASSIGN( 0 );
2415 Q_EXTERN int numOutLightmaps Q_ASSIGN( 0 );
2416 Q_EXTERN int numBSPLightmaps Q_ASSIGN( 0 );
2417 Q_EXTERN int numExtLightmaps Q_ASSIGN( 0 );
2418 Q_EXTERN outLightmap_t *outLightmaps Q_ASSIGN( NULL );
2420 /* vortex: per surface floodlight statictics */
2421 Q_EXTERN int numSurfacesFloodlighten Q_ASSIGN( 0 );
2424 Q_EXTERN int numRawGridPoints Q_ASSIGN( 0 );
2425 Q_EXTERN rawGridPoint_t *rawGridPoints Q_ASSIGN( NULL );
2427 Q_EXTERN int numSurfsVertexLit Q_ASSIGN( 0 );
2428 Q_EXTERN int numSurfsVertexForced Q_ASSIGN( 0 );
2429 Q_EXTERN int numSurfsVertexApproximated Q_ASSIGN( 0 );
2430 Q_EXTERN int numSurfsLightmapped Q_ASSIGN( 0 );
2431 Q_EXTERN int numPlanarsLightmapped Q_ASSIGN( 0 );
2432 Q_EXTERN int numNonPlanarsLightmapped Q_ASSIGN( 0 );
2433 Q_EXTERN int numPatchesLightmapped Q_ASSIGN( 0 );
2434 Q_EXTERN int numPlanarPatchesLightmapped Q_ASSIGN( 0 );
2436 Q_EXTERN int numLuxels Q_ASSIGN( 0 );
2437 Q_EXTERN int numLuxelsMapped Q_ASSIGN( 0 );
2438 Q_EXTERN int numLuxelsOccluded Q_ASSIGN( 0 );
2439 Q_EXTERN int numLuxelsIlluminated Q_ASSIGN( 0 );
2440 Q_EXTERN int numVertsIlluminated Q_ASSIGN( 0 );
2443 Q_EXTERN vec3_t gridMins;
2444 Q_EXTERN int gridBounds[ 3 ];
2445 Q_EXTERN vec3_t gridSize
2454 /* -------------------------------------------------------------------------------
2456 abstracted bsp globals
2458 ------------------------------------------------------------------------------- */
2460 Q_EXTERN int numEntities Q_ASSIGN( 0 );
2461 Q_EXTERN int numBSPEntities Q_ASSIGN( 0 );
2462 Q_EXTERN int allocatedEntities Q_ASSIGN( 0 );
2463 Q_EXTERN entity_t* entities Q_ASSIGN(NULL);
2465 Q_EXTERN int numBSPModels Q_ASSIGN( 0 );
2466 Q_EXTERN int allocatedBSPModels Q_ASSIGN( 0 );
2467 Q_EXTERN bspModel_t* bspModels Q_ASSIGN(NULL);
2469 Q_EXTERN int numBSPShaders Q_ASSIGN( 0 );
2470 Q_EXTERN int allocatedBSPShaders Q_ASSIGN( 0 );
2471 Q_EXTERN bspShader_t* bspShaders Q_ASSIGN(0);
2473 Q_EXTERN int bspEntDataSize Q_ASSIGN( 0 );
2474 Q_EXTERN int allocatedBSPEntData Q_ASSIGN( 0 );
2475 Q_EXTERN char *bspEntData Q_ASSIGN(0);
2477 Q_EXTERN int numBSPLeafs Q_ASSIGN( 0 );
2478 Q_EXTERN bspLeaf_t bspLeafs[ MAX_MAP_LEAFS ];
2480 Q_EXTERN int numBSPPlanes Q_ASSIGN( 0 );
2481 Q_EXTERN int allocatedBSPPlanes Q_ASSIGN(0);
2482 Q_EXTERN bspPlane_t *bspPlanes;
2484 Q_EXTERN int numBSPNodes Q_ASSIGN( 0 );
2485 Q_EXTERN int allocatedBSPNodes Q_ASSIGN( 0 );
2486 Q_EXTERN bspNode_t* bspNodes Q_ASSIGN(NULL);
2488 Q_EXTERN int numBSPLeafSurfaces Q_ASSIGN( 0 );
2489 Q_EXTERN int allocatedBSPLeafSurfaces Q_ASSIGN( 0 );
2490 Q_EXTERN int* bspLeafSurfaces Q_ASSIGN(NULL);
2492 Q_EXTERN int numBSPLeafBrushes Q_ASSIGN( 0 );
2493 Q_EXTERN int allocatedBSPLeafBrushes Q_ASSIGN( 0 );
2494 Q_EXTERN int* bspLeafBrushes Q_ASSIGN(NULL);
2496 Q_EXTERN int numBSPBrushes Q_ASSIGN( 0 );
2497 Q_EXTERN int allocatedBSPBrushes Q_ASSIGN( 0 );
2498 Q_EXTERN bspBrush_t* bspBrushes Q_ASSIGN(NULL);
2500 Q_EXTERN int numBSPBrushSides Q_ASSIGN( 0 );
2501 Q_EXTERN int allocatedBSPBrushSides Q_ASSIGN( 0 );
2502 Q_EXTERN bspBrushSide_t* bspBrushSides Q_ASSIGN(NULL);
2504 Q_EXTERN int numBSPLightBytes Q_ASSIGN( 0 );
2505 Q_EXTERN byte *bspLightBytes Q_ASSIGN( NULL );
2507 //% Q_EXTERN int numBSPGridPoints Q_ASSIGN( 0 );
2508 //% Q_EXTERN byte *bspGridPoints Q_ASSIGN( NULL );
2510 Q_EXTERN int numBSPGridPoints Q_ASSIGN( 0 );
2511 Q_EXTERN bspGridPoint_t *bspGridPoints Q_ASSIGN( NULL );
2513 Q_EXTERN int numBSPVisBytes Q_ASSIGN( 0 );
2514 Q_EXTERN byte bspVisBytes[ MAX_MAP_VISIBILITY ];
2516 Q_EXTERN int numBSPDrawVerts Q_ASSIGN( 0 );
2517 Q_EXTERN bspDrawVert_t *bspDrawVerts Q_ASSIGN( NULL );
2519 Q_EXTERN int numBSPDrawIndexes Q_ASSIGN( 0 );
2520 Q_EXTERN int bspDrawIndexes[ MAX_MAP_DRAW_INDEXES ];
2522 Q_EXTERN int numBSPDrawSurfaces Q_ASSIGN( 0 );
2523 Q_EXTERN bspDrawSurface_t *bspDrawSurfaces Q_ASSIGN( NULL );
2525 Q_EXTERN int numBSPFogs Q_ASSIGN( 0 );
2526 Q_EXTERN bspFog_t bspFogs[ MAX_MAP_FOGS ];
2528 Q_EXTERN int numBSPAds Q_ASSIGN( 0 );
2529 Q_EXTERN bspAdvertisement_t bspAds[ MAX_MAP_ADVERTISEMENTS ];
2531 #define AUTOEXPAND_BY_REALLOC(ptr, reqitem, allocated, def) \
2534 if(reqitem >= allocated) \
2536 if(allocated == 0) \
2538 while(reqitem >= allocated && allocated) \
2540 if(!allocated || allocated > 2147483647 / (int)sizeof(*ptr)) \
2542 Error(#ptr " over 2 GB"); \
2544 ptr = realloc(ptr, sizeof(*ptr) * allocated); \
2546 Error(#ptr " out of memory"); \
2551 #define AUTOEXPAND_BY_REALLOC_BSP(suffix, def) AUTOEXPAND_BY_REALLOC(bsp##suffix, numBSP##suffix, allocatedBSP##suffix, def)
2553 #define Image_LinearFloatFromsRGBFloat(c) (((c) <= 0.04045f) ? (c) * (1.0f / 12.92f) : (float)pow(((c) + 0.055f)*(1.0f/1.055f), 2.4f))
2554 #define Image_sRGBFloatFromLinearFloat(c) (((c) < 0.0031308f) ? (c) * 12.92f : 1.055f * (float)pow((c), 1.0f/2.4f) - 0.055f)