2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #include "matrixlib.h"
28 // flags for rtlight rendering
29 #define LIGHTFLAG_NORMALMODE 1
30 #define LIGHTFLAG_REALTIMEMODE 2
32 typedef struct tridecal_s
34 // color and initial alpha value
35 float texcoord2f[3][2];
37 unsigned char color4ub[3][4];
38 // how long this decal has lived so far (the actual fade begins at cl_decals_time)
40 // if >= 0 this indicates the decal should follow an animated triangle
42 // for visibility culling
44 // old decals are killed to obey cl_decals_max
49 typedef struct decalsystem_s
52 double lastupdatetime;
61 unsigned short *element3s;
65 typedef struct effect_s
74 // these are for interpolation
84 // draw this as lightning polygons, or a model?
86 struct model_s *model;
92 typedef struct rtlight_s
94 // shadow volumes are done entirely in model space, so there are no matrices for dealing with them... they just use the origin
96 // note that the world to light matrices are inversely scaled (divided) by lightradius
99 /// matrix for transforming light filter coordinates to world coordinates
100 matrix4x4_t matrix_lighttoworld;
101 /// matrix for transforming world coordinates to light filter coordinates
102 matrix4x4_t matrix_worldtolight;
103 /// typically 1 1 1, can be lower (dim) or higher (overbright)
105 /// size of the light (remove?)
108 char cubemapname[64];
109 /// light style to monitor for brightness
111 /// whether light should render shadows
113 /// intensity of corona to render
115 /// radius scale of corona to render (1.0 means same as light radius)
116 vec_t coronasizescale;
117 /// ambient intensity to render
119 /// diffuse intensity to render
121 /// specular intensity to render
123 /// LIGHTFLAG_* flags
126 // generated properties
127 /// used only for shadow volumes
134 // squared cullradius
137 // rendering properties, updated each time a light is rendered
138 // this is rtlight->color * d_lightstylevalue
140 /// used by corona updates, due to occlusion query
141 float corona_visibility;
142 unsigned int corona_queryindex_visiblepixels;
143 unsigned int corona_queryindex_allpixels;
144 /// this is R_GetCubemap(rtlight->cubemapname)
145 rtexture_t *currentcubemap;
146 /// set by R_Shadow_PrepareLight to decide whether R_Shadow_DrawLight should draw it
148 /// these fields are set by R_Shadow_PrepareLight for later drawing
149 int cached_numlightentities;
150 int cached_numlightentities_noselfshadow;
151 int cached_numshadowentities;
152 int cached_numshadowentities_noselfshadow;
153 int cached_numsurfaces;
154 struct entity_render_s **cached_lightentities;
155 struct entity_render_s **cached_lightentities_noselfshadow;
156 struct entity_render_s **cached_shadowentities;
157 struct entity_render_s **cached_shadowentities_noselfshadow;
158 unsigned char *cached_shadowtrispvs;
159 unsigned char *cached_lighttrispvs;
160 int *cached_surfacelist;
161 // reduced light cullbox from GetLightInfo
162 vec3_t cached_cullmins;
163 vec3_t cached_cullmaxs;
164 // current shadow-caster culling planes based on view
165 // (any geometry outside these planes can not contribute to the visible
166 // shadows in any way, and thus can be culled safely)
167 int cached_numfrustumplanes;
168 mplane_t cached_frustumplanes[5]; // see R_Shadow_ComputeShadowCasterCullingPlanes
170 /// static light info
171 /// true if this light should be compiled as a static light
173 /// true if this is a compiled world light, cleared if the light changes
175 /// the shadowing mode used to compile this light
177 /// premade shadow volumes to render for world entity
178 shadowmesh_t *static_meshchain_shadow_zpass;
179 shadowmesh_t *static_meshchain_shadow_zfail;
180 shadowmesh_t *static_meshchain_shadow_shadowmap;
181 /// used for visibility testing (more exact than bbox)
183 int static_numleafpvsbytes;
184 int *static_leaflist;
185 unsigned char *static_leafpvs;
186 /// surfaces seen by light
187 int static_numsurfaces;
188 int *static_surfacelist;
189 /// flag bits indicating which triangles of the world model should cast
190 /// shadows, and which ones should be lit
192 /// this avoids redundantly scanning the triangles in each surface twice
193 /// for whether they should cast shadows, once in culling and once in the
194 /// actual shadowmarklist production.
195 int static_numshadowtrispvsbytes;
196 unsigned char *static_shadowtrispvs;
197 /// this allows the lighting batch code to skip backfaces andother culled
198 /// triangles not relevant for lighting
199 /// (important on big surfaces such as terrain)
200 int static_numlighttrispvsbytes;
201 unsigned char *static_lighttrispvs;
202 /// masks of all shadowmap sides that have any potential static receivers or casters
203 int static_shadowmap_receivers;
204 int static_shadowmap_casters;
208 typedef struct dlight_s
210 // destroy light after this time
213 // the entity that owns this light (can be NULL)
215 struct entity_render_s *ent;
217 // (worldlight: saved to .rtlights file)
219 // worldlight orientation
221 // (worldlight: saved to .rtlights file)
223 // dlight orientation/scaling/location
227 // (worldlight: saved to .rtlights file)
229 // cubemap name to use on this light
230 // (worldlight: saved to .rtlights file)
231 char cubemapname[64];
232 // make light flash while selected
235 // brightness (not really radius anymore)
236 // (worldlight: saved to .rtlights file)
238 // drop intensity this much each second
241 // intensity value which is dropped over time
244 // initial values for intensity to modify
248 // light style which controls intensity of this light
249 // (worldlight: saved to .rtlights file)
252 // (worldlight: saved to .rtlights file)
255 // (worldlight: saved to .rtlights file)
257 // radius scale of corona to render (1.0 means same as light radius)
258 // (worldlight: saved to .rtlights file)
259 vec_t coronasizescale;
260 // ambient intensity to render
261 // (worldlight: saved to .rtlights file)
263 // diffuse intensity to render
264 // (worldlight: saved to .rtlights file)
266 // specular intensity to render
267 // (worldlight: saved to .rtlights file)
270 // (worldlight: saved to .rtlights file)
272 // linked list of world lights
274 struct dlight_s *next;
275 // embedded rtlight struct for renderer
281 #define MAX_FRAMEGROUPBLENDS 4
282 typedef struct framegroupblend_s
284 // animation number and blend factor
285 // (for most models this is the frame number)
288 // time frame began playing (for framegroup animations)
293 // this is derived from processing of the framegroupblend array
294 // note: technically each framegroupblend can produce two of these, but that
295 // never happens in practice because no one blends between more than 2
296 // framegroups at once
297 #define MAX_FRAMEBLENDS (MAX_FRAMEGROUPBLENDS * 2)
298 typedef struct frameblend_s
305 // LordHavoc: this struct is intended for the renderer but some fields are
306 // used by the client.
308 // The renderer should not rely on any changes to this struct to be persistent
309 // across multiple frames because temp entities are wiped every frame, but it
310 // is acceptable to cache things in this struct that are not critical.
312 // For example the r_cullentities_trace code does such caching.
313 typedef struct entity_render_s
319 // transform matrix for model to world
321 // transform matrix for world to model
322 matrix4x4_t inversematrix;
323 // opacity (alpha) of the model
325 // size the model is shown
327 // transparent sorting offset
328 float transparent_offset;
332 // number of the entity represents, or 0 for non-network entities
334 // literal colormap colors for renderer, if both are 0 0 0 it is not colormapped
335 vec3_t colormap_pantscolor;
336 vec3_t colormap_shirtcolor;
337 // light, particles, etc
339 // qw CTF flags and other internal-use-only effect bits
346 // colormod tinting of models
350 // interpolated animation - active framegroups and blend factors
351 framegroupblend_t framegroupblend[MAX_FRAMEGROUPBLENDS];
353 // time of last model change (for shader animations)
356 // calculated by the renderer (but not persistent)
358 // calculated during R_AddModelEntities
360 // subframe numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use subframeblend[0].subframe
361 frameblend_t frameblend[MAX_FRAMEBLENDS];
362 // skeletal animation data (if skeleton.relativetransforms is not NULL, it overrides frameblend)
363 skeleton_t *skeleton;
365 // animation cache (pointers allocated using R_FrameData_Alloc)
366 // ONLY valid during R_RenderView! may be NULL (not cached)
367 float *animcache_vertex3f;
368 float *animcache_normal3f;
369 float *animcache_svector3f;
370 float *animcache_tvector3f;
371 // interleaved arrays for rendering and dynamic vertex buffers for them
372 r_vertexposition_t *animcache_vertexposition;
373 r_meshbuffer_t *animcache_vertexpositionbuffer;
374 r_vertexmesh_t *animcache_vertexmesh;
375 r_meshbuffer_t *animcache_vertexmeshbuffer;
377 // current lighting from map (updated ONLY by client code, not renderer)
378 vec3_t modellight_ambient;
379 vec3_t modellight_diffuse; // q3bsp
380 vec3_t modellight_lightdir; // q3bsp
382 // storage of decals on this entity
383 // (note: if allowdecals is set, be sure to call R_DecalSystem_Reset on removal!)
385 decalsystem_t decalsystem;
387 // FIELDS UPDATED BY RENDERER:
388 // last time visible during trace culling
389 double last_trace_visibility;
391 // user wavefunc parameters (from csqc)
392 float userwavefunc_param[Q3WAVEFUNC_USER_COUNT];
396 typedef struct entity_persistent_s
402 qboolean trail_allowed; // set to false by teleports, true by update code, prevents bad lerps
404 // muzzleflash fading
407 // interpolated movement
409 // start time of move
411 // time difference from start to end of move
413 // the move itself, start and end
421 typedef struct entity_s
423 // baseline state (default values)
424 entity_state_t state_baseline;
425 // previous state (interpolating from this)
426 entity_state_t state_previous;
427 // current state (interpolating to this)
428 entity_state_t state_current;
430 // used for regenerating parts of render
431 entity_persistent_t persistent;
433 // the only data the renderer should know about
434 entity_render_t render;
438 typedef struct usercmd_s
442 // intended velocities
447 vec3_t cursor_screen;
450 vec3_t cursor_impact;
451 vec3_t cursor_normal;
452 vec_t cursor_fraction;
453 int cursor_entitynumber;
455 double time; // time the move is executed for (cl_movement: clienttime, non-cl_movement: receivetime)
456 double receivetime; // time the move was received at
457 double clienttime; // time to which server state the move corresponds to
458 int msec; // for predicted moves
462 qboolean applied; // if false we're still accumulating a move
463 qboolean predicted; // if true the sequence should be sent as 0
465 // derived properties
472 typedef struct lightstyle_s
475 char map[MAX_STYLESTRING];
478 typedef struct scoreboard_s
480 char name[MAX_SCOREBOARDNAME];
482 int colors; // two 4 bit fields
485 char qw_userinfo[MAX_USERINFO_STRING];
492 char qw_skin[MAX_QPATH];
495 typedef struct cshift_s
498 float percent; // 0-255
499 float alphafade; // (any speed)
502 #define CSHIFT_CONTENTS 0
503 #define CSHIFT_DAMAGE 1
504 #define CSHIFT_BONUS 2
505 #define CSHIFT_POWERUP 3
506 #define CSHIFT_VCSHIFT 4
507 #define NUM_CSHIFTS 5
509 #define NAME_LENGTH 64
513 // client_state_t should hold all pieces of the client state
516 #define SIGNONS 4 // signon messages to receive before connected
518 typedef enum cactive_e
520 ca_uninitialized, // during early startup
521 ca_dedicated, // a dedicated server with no ability to start a client
522 ca_disconnected, // full screen console with no connection
523 ca_connected // valid netcon, talking to a server
527 typedef enum qw_downloadtype_e
537 typedef enum capturevideoformat_e
539 CAPTUREVIDEOFORMAT_AVI_I420,
540 CAPTUREVIDEOFORMAT_OGG_VORBIS_THEORA,
542 capturevideoformat_t;
544 typedef struct capturevideostate_s
546 double startrealtime;
559 int soundsampleframe;
560 unsigned char *screenbuffer;
561 unsigned char *outbuffer;
562 char basename[MAX_QPATH];
565 // precomputed RGB to YUV tables
566 // converts the RGB values to YUV (see cap_avi.c for how to use them)
567 short rgbtoyuvscaletable[3][3][256];
568 unsigned char yuvnormalizetable[3][256];
570 // precomputed gamma ramp (only needed if the capturevideo module uses RGB output)
571 // note: to map from these values to RGB24, you have to multiply by 255.0/65535.0, then add 0.5, then cast to integer
572 unsigned short vidramp[256 * 3];
574 // stuff to be filled in by the video format module
575 capturevideoformat_t format;
576 const char *formatextension;
579 // cls.capturevideo.videofile = FS_OpenRealFile(va("%s.%s", cls.capturevideo.basename, cls.capturevideo.formatextension), "wb", false);
580 void (*endvideo) (void);
581 void (*videoframes) (int num);
582 void (*soundframe) (const portable_sampleframe_t *paintbuffer, size_t length);
584 // format specific data
585 void *formatspecific;
589 #define CL_MAX_DOWNLOADACKS 4
591 typedef struct cl_downloadack_s
597 typedef struct cl_soundstats_s
601 int latency_milliseconds;
606 // the client_static_t structure is persistent through an arbitrary number
607 // of server connections
609 typedef struct client_static_s
613 // all client memory allocations go in these pools
614 mempool_t *levelmempool;
615 mempool_t *permanentmempool;
618 // -1 = don't play demos
620 // list of demos in loop
621 char demos[MAX_DEMOS][MAX_DEMONAME];
622 // the actively playing demo (set by CL_PlayDemo_f)
623 char demoname[MAX_QPATH];
625 // demo recording info must be here, because record is started before
626 // entering a map (and clearing client_state_t)
627 qboolean demorecording;
628 fs_offset_t demo_lastcsprogssize;
629 int demo_lastcsprogscrc;
630 qboolean demoplayback;
632 // -1 = use normal cd track
635 // realtime at second frame of timedemo (LordHavoc: changed to double)
637 int td_frames; // total frames parsed
638 double td_onesecondnexttime;
639 double td_onesecondframes;
640 double td_onesecondrealtime;
641 double td_onesecondminfps;
642 double td_onesecondmaxfps;
643 double td_onesecondavgfps;
644 int td_onesecondavgcount;
645 // LordHavoc: pausedemo
648 // sound mixer statistics for showsound display
649 cl_soundstats_t soundstats;
651 qboolean connect_trying;
652 int connect_remainingtries;
653 double connect_nextsendtime;
654 lhnetsocket_t *connect_mysocket;
655 lhnetaddress_t connect_address;
656 // protocol version of the server we're connected to
657 // (kept outside client_state_t because it's used between levels)
658 protocolversion_t protocol;
662 lhnetaddress_t rcon_addresses[MAX_RCONS];
663 char rcon_commands[MAX_RCONS][MAX_INPUTLINE];
664 double rcon_timeout[MAX_RCONS];
667 // connection information
670 // network connection
673 // download information
674 // (note: qw_download variables are also used)
675 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
677 // input sequence numbers are not reset on level change, only connect
679 int servermovesequence;
681 // quakeworld stuff below
683 // value of "qport" cvar at time of connection
685 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
686 int qw_incoming_sequence;
687 int qw_outgoing_sequence;
689 // current file download buffer (only saved when file is completed)
690 char qw_downloadname[MAX_QPATH];
691 unsigned char *qw_downloadmemory;
692 int qw_downloadmemorycursize;
693 int qw_downloadmemorymaxsize;
694 int qw_downloadnumber;
695 int qw_downloadpercent;
696 qw_downloadtype_t qw_downloadtype;
697 // transfer rate display
698 double qw_downloadspeedtime;
699 int qw_downloadspeedcount;
700 int qw_downloadspeedrate;
701 qboolean qw_download_deflate;
703 // current file upload buffer (for uploading screenshots to server)
704 unsigned char *qw_uploaddata;
709 // this normally contains the following keys in quakeworld:
710 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
711 char userinfo[MAX_USERINFO_STRING];
713 // video capture stuff
714 capturevideostate_t capturevideo;
718 extern client_static_t cls;
720 typedef struct client_movementqueue_s
731 client_movementqueue_t;
737 qboolean drawenginesbar;
738 qboolean drawcrosshair;
743 PARTICLE_BILLBOARD = 0,
745 PARTICLE_ORIENTED_DOUBLESIDED = 2,
748 PARTICLE_INVALID = -1
761 typedef struct particletype_s
764 porientation_t orientation;
771 pt_dead, pt_alphastatic, pt_static, pt_spark, pt_beam, pt_rain, pt_raindecal, pt_snow, pt_bubble, pt_blood, pt_smoke, pt_decal, pt_entityparticle, pt_total
775 typedef struct decal_s
777 // fields used by rendering: (44 bytes)
778 unsigned short typeindex;
779 unsigned short texnum;
784 float alpha; // 0-255
785 unsigned char color[3];
786 unsigned char unused1;
787 int clusterindex; // cheap culling by pvs
789 // fields not used by rendering: (36 bytes in 32bit, 40 bytes in 64bit)
790 float time2; // used for decal fade
791 unsigned int owner; // decal stuck to this entity
792 dp_model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
793 vec3_t relativeorigin; // decal at this location in entity's coordinate space
794 vec3_t relativenormal; // decal oriented this way relative to entity's coordinate space
798 typedef struct particle_s
800 // for faster batch rendering, particles are rendered in groups by effect (resulting in less perfect sorting but far less state changes)
802 // fields used by rendering: (48 bytes)
803 vec3_t sortorigin; // sort by this group origin, not particle org
805 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
807 float alpha; // 0-255
808 float stretch; // only for sparks
810 // fields not used by rendering: (44 bytes)
813 float sizeincrease; // rate of size change per second
814 float alphafade; // how much alpha reduces per second
815 float time2; // used for snow fluttering and decal fade
816 float bounce; // how much bounce-back from a surface the particle hits (0 = no physics, 1 = stop and slide, 2 = keep bouncing forever, 1.5 is typical)
817 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
818 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
819 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
820 // float delayedcollisions; // time that p->bounce becomes active
821 float delayedspawn; // time that particle appears and begins moving
822 float die; // time when this particle should be removed, regardless of alpha
824 // short variables grouped to save memory (4 bytes)
825 short angle; // base rotation of particle
826 short spin; // geometry rotation speed around the particle center normal
828 // byte variables grouped to save memory (12 bytes)
829 unsigned char color[3];
830 unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
831 unsigned char typeindex;
832 unsigned char blendmode;
833 unsigned char orientation;
834 unsigned char texnum;
835 unsigned char staincolor[3];
836 signed char staintexnum;
840 typedef enum cl_parsingtextmode_e
842 CL_PARSETEXTMODE_NONE,
843 CL_PARSETEXTMODE_PING,
844 CL_PARSETEXTMODE_STATUS,
845 CL_PARSETEXTMODE_STATUS_PLAYERID,
846 CL_PARSETEXTMODE_STATUS_PLAYERIP
848 cl_parsingtextmode_t;
850 typedef struct cl_locnode_s
852 struct cl_locnode_s *next;
858 typedef struct showlmp_s
869 // the client_state_t structure is wiped completely at every
872 typedef struct client_state_s
874 // true if playing in a local game and no one else is connected
877 // send a clc_nop periodically until connected
880 // current input being accumulated by mouse/joystick/etc input
882 // latest moves sent to the server that have not been confirmed yet
883 usercmd_t movecmd[CL_MAX_USERCMDS];
885 // information for local display
887 int stats[MAX_CL_STATS];
888 float *statsf; // points to stats[] array
889 // last known inventory bit flags, for blinking
891 // cl.time of acquiring item, for blinking
892 float item_gettime[32];
893 // last known STAT_ACTIVEWEAPON
895 // cl.time of changing STAT_ACTIVEWEAPON
897 // use pain anim frame if cl.time < this
899 // for stair smoothing
901 double stairsmoothtime;
903 // color shifts for damage, powerups
904 cshift_t cshifts[NUM_CSHIFTS];
906 cshift_t prev_cshifts[NUM_CSHIFTS];
908 // the client maintains its own idea of view angles, which are
909 // sent to the server each frame. The server sets punchangle when
910 // the view is temporarily offset, and an angle reset commands at the start
911 // of each level and after teleporting.
913 // mviewangles is read from demo
914 // viewangles is either client controlled or lerped from mviewangles
915 vec3_t mviewangles[2], viewangles;
916 // update by server, used by qc to do weapon recoil
917 vec3_t mpunchangle[2], punchangle;
918 // update by server, can be used by mods to kick view around
919 vec3_t mpunchvector[2], punchvector;
920 // update by server, used for lean+bob (0 is newest)
921 vec3_t mvelocity[2], velocity;
922 // update by server, can be used by mods for zooming
923 vec_t mviewzoom[2], viewzoom;
924 // if true interpolation the mviewangles and other interpolation of the
925 // player is disabled until the next network packet
926 // this is used primarily by teleporters, and when spectating players
927 // special checking of the old fixangle[1] is used to differentiate
928 // between teleporting and spectating
929 qboolean fixangle[2];
931 // client movement simulation
932 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
933 // set by CL_ClientMovement_Replay functions
934 qboolean movement_predicted;
935 // if true the CL_ClientMovement_Replay function will update origin, etc
936 qboolean movement_replay;
937 // simulated data (this is valid even if cl.movement is false)
938 vec3_t movement_origin;
939 vec3_t movement_velocity;
940 // whether the replay should allow a jump at the first sequence
941 qboolean movement_replay_canjump;
943 // previous gun angles (for leaning effects)
944 vec3_t gunangles_prev;
945 vec3_t gunangles_highpass;
946 vec3_t gunangles_adjustment_lowpass;
947 vec3_t gunangles_adjustment_highpass;
948 // previous gun angles (for leaning effects)
950 vec3_t gunorg_highpass;
951 vec3_t gunorg_adjustment_lowpass;
952 vec3_t gunorg_adjustment_highpass;
954 // pitch drifting vars
961 //[515]: added for csqc purposes
962 float sensitivityscale;
963 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
964 qboolean csqc_wantsmousemove;
965 qboolean csqc_paused; // vortex: int because could be flags
966 struct model_s *csqc_model_precache[MAX_MODELS];
968 // local amount for smoothing stepups
977 qboolean oldonground;
978 double lastongroundtime;
979 double hitgroundtime;
981 // don't change view angle, full screen, etc
983 // latched at intermission start
984 double completed_time;
986 // the timestamp of the last two messages
989 // clients view of time, time should be between mtime[0] and mtime[1] to
990 // generate a lerp point for other data, oldtime is the previous frame's
991 // value of time, frametime is the difference between time and oldtime
992 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
993 // is only forcefully limited when a packet is received
994 double time, oldtime;
995 // how long it has been since the previous client frame in real time
996 // (not game time, for that use cl.time - cl.oldtime)
997 double realframetime;
999 // fade var for fading while dead
1002 // motionblur alpha level variable
1003 float motionbluralpha;
1005 // copy of realtime from last recieved message, for net trouble icon
1006 float last_received_message;
1008 // information that is static for the entire time connected to a server
1009 struct model_s *model_precache[MAX_MODELS];
1010 struct sfx_s *sound_precache[MAX_SOUNDS];
1012 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
1013 char model_name[MAX_MODELS][MAX_QPATH];
1014 char sound_name[MAX_SOUNDS][MAX_QPATH];
1016 // for display on solo scoreboard
1017 char worldmessage[40]; // map title (not related to filename)
1018 // variants of map name
1019 char worldbasename[MAX_QPATH]; // %s
1020 char worldname[MAX_QPATH]; // maps/%s.bsp
1021 char worldnamenoextension[MAX_QPATH]; // maps/%s
1022 // cl_entitites[cl.viewentity] = player
1024 // the real player entity (normally same as viewentity,
1025 // different than viewentity if mod uses chasecam or other tricks)
1026 int realplayerentity;
1027 // this is updated to match cl.viewentity whenever it is in the clients
1028 // range, basically this is used in preference to cl.realplayerentity for
1029 // most purposes because when spectating another player it should show
1030 // their information rather than yours
1032 // max players that can be in this game
1034 // type of game (deathmatch, coop, singleplayer)
1037 // models and sounds used by engine code (particularly cl_parse.c)
1038 dp_model_t *model_bolt;
1039 dp_model_t *model_bolt2;
1040 dp_model_t *model_bolt3;
1041 dp_model_t *model_beam;
1043 sfx_t *sfx_knighthit;
1049 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
1050 qboolean foundtalk2wav;
1052 // refresh related state
1054 // cl_entitites[0].model
1055 struct model_s *worldmodel;
1061 int cdtrack, looptrack;
1066 scoreboard_t *scores;
1068 // keep track of svc_print parsing state (analyzes ping reports and status reports)
1069 cl_parsingtextmode_t parsingtextmode;
1070 int parsingtextplayerindex;
1071 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
1072 // (which could eat the wrong ping report if the player issues one
1073 // manually, but they would still see a ping report, just a later one
1074 // caused by the scoreboard code rather than the one they intentionally
1076 int parsingtextexpectingpingforscores;
1078 // entity database stuff
1079 // latest received entity frame numbers
1080 #define LATESTFRAMENUMS 32
1081 int latestframenumsposition;
1082 int latestframenums[LATESTFRAMENUMS];
1083 int latestsendnums[LATESTFRAMENUMS];
1084 entityframe_database_t *entitydatabase;
1085 entityframe4_database_t *entitydatabase4;
1086 entityframeqw_database_t *entitydatabaseqw;
1088 // keep track of quake entities because they need to be killed if they get stale
1089 int lastquakeentity;
1090 unsigned char isquakeentity[MAX_EDICTS];
1092 // bounding boxes for clientside movement
1093 vec3_t playerstandmins;
1094 vec3_t playerstandmaxs;
1095 vec3_t playercrouchmins;
1096 vec3_t playercrouchmaxs;
1098 // old decals are killed based on this
1102 int max_csqcrenderentities;
1103 int max_static_entities;
1108 int max_brushmodel_entities;
1114 entity_render_t *csqcrenderentities;
1115 unsigned char *entities_active;
1116 entity_t *static_entities;
1117 cl_effect_t *effects;
1120 lightstyle_t *lightstyle;
1121 int *brushmodel_entities;
1122 particle_t *particles;
1124 showlmp_t *showlmps;
1127 int num_static_entities;
1128 int num_brushmodel_entities;
1136 double particles_updatetime;
1137 double decals_updatetime;
1141 // cl_serverextension_download feature
1142 int loadmodel_current;
1143 int downloadmodel_current;
1144 int loadmodel_total;
1145 int loadsound_current;
1146 int downloadsound_current;
1147 int loadsound_total;
1148 qboolean downloadcsqc;
1151 qboolean loadfinished;
1155 // local copy of the server infostring
1156 char qw_serverinfo[MAX_SERVERINFO_STRING];
1158 // time of last qw "pings" command sent to server while showing scores
1159 double last_ping_request;
1161 // used during connect
1164 // updated from serverinfo
1167 // unused: indicates whether the player is spectating
1168 // use cl.scores[cl.playerentity-1].qw_spectator instead
1169 //qboolean qw_spectator;
1171 // last time an input packet was sent
1172 double lastpackettime;
1174 // movement parameters for client prediction
1175 unsigned int moveflags;
1176 float movevars_wallfriction;
1177 float movevars_waterfriction;
1178 float movevars_friction;
1179 float movevars_timescale;
1180 float movevars_gravity;
1181 float movevars_stopspeed;
1182 float movevars_maxspeed;
1183 float movevars_spectatormaxspeed;
1184 float movevars_accelerate;
1185 float movevars_airaccelerate;
1186 float movevars_wateraccelerate;
1187 float movevars_entgravity;
1188 float movevars_jumpvelocity;
1189 float movevars_edgefriction;
1190 float movevars_maxairspeed;
1191 float movevars_stepheight;
1192 float movevars_airaccel_qw;
1193 float movevars_airaccel_sideways_friction;
1194 float movevars_airstopaccelerate;
1195 float movevars_airstrafeaccelerate;
1196 float movevars_maxairstrafespeed;
1197 float movevars_airstrafeaccel_qw;
1198 float movevars_aircontrol;
1199 float movevars_aircontrol_power;
1200 float movevars_warsowbunny_airforwardaccel;
1201 float movevars_warsowbunny_accel;
1202 float movevars_warsowbunny_topspeed;
1203 float movevars_warsowbunny_turnaccel;
1204 float movevars_warsowbunny_backtosideratio;
1205 float movevars_ticrate;
1206 float movevars_airspeedlimit_nonqw;
1208 // models used by qw protocol
1209 int qw_modelindex_spike;
1210 int qw_modelindex_player;
1211 int qw_modelindex_flag;
1212 int qw_modelindex_s_explod;
1214 vec3_t qw_intermission_origin;
1215 vec3_t qw_intermission_angles;
1217 // 255 is the most nails the QW protocol could send
1219 vec_t qw_nails[255][6];
1221 float qw_weaponkick;
1223 int qw_validsequence;
1225 int qw_deltasequence[QW_UPDATE_BACKUP];
1228 // server entity number corresponding to a clientside entity
1229 unsigned short csqc_server2csqcentitynumber[MAX_EDICTS];
1230 qboolean csqc_loaded;
1233 qboolean csqc_usecsqclistener;
1234 matrix4x4_t csqc_listenermatrix;
1235 char csqc_printtextbuf[MAX_INPUTLINE];
1237 // collision culling data
1240 // loc file stuff (points and boxes describing locations in the level)
1241 cl_locnode_t *locnodes;
1242 // this is updated to cl.movement_origin whenever health is < 1
1243 // used by %d print in say/say_team messages if cl_locs_enable is on
1244 vec3_t lastdeathorigin;
1246 // processing buffer used by R_BuildLightMap, reallocated as needed,
1247 // freed on each level change
1248 size_t buildlightmapmemorysize;
1249 unsigned char *buildlightmapmemory;
1256 extern cvar_t cl_name;
1257 extern cvar_t cl_color;
1258 extern cvar_t cl_rate;
1259 extern cvar_t cl_pmodel;
1260 extern cvar_t cl_playermodel;
1261 extern cvar_t cl_playerskin;
1263 extern cvar_t rcon_password;
1264 extern cvar_t rcon_address;
1266 extern cvar_t cl_upspeed;
1267 extern cvar_t cl_forwardspeed;
1268 extern cvar_t cl_backspeed;
1269 extern cvar_t cl_sidespeed;
1271 extern cvar_t cl_movespeedkey;
1273 extern cvar_t cl_yawspeed;
1274 extern cvar_t cl_pitchspeed;
1276 extern cvar_t cl_anglespeedkey;
1278 extern cvar_t cl_autofire;
1280 extern cvar_t cl_shownet;
1281 extern cvar_t cl_nolerp;
1282 extern cvar_t cl_nettimesyncfactor;
1283 extern cvar_t cl_nettimesyncboundmode;
1284 extern cvar_t cl_nettimesyncboundtolerance;
1286 extern cvar_t cl_pitchdriftspeed;
1287 extern cvar_t lookspring;
1288 extern cvar_t lookstrafe;
1289 extern cvar_t sensitivity;
1291 extern cvar_t freelook;
1293 extern cvar_t m_pitch;
1294 extern cvar_t m_yaw;
1295 extern cvar_t m_forward;
1296 extern cvar_t m_side;
1298 extern cvar_t cl_autodemo;
1299 extern cvar_t cl_autodemo_nameformat;
1300 extern cvar_t cl_autodemo_delete;
1302 extern cvar_t r_draweffects;
1304 extern cvar_t cl_explosions_alpha_start;
1305 extern cvar_t cl_explosions_alpha_end;
1306 extern cvar_t cl_explosions_size_start;
1307 extern cvar_t cl_explosions_size_end;
1308 extern cvar_t cl_explosions_lifetime;
1309 extern cvar_t cl_stainmaps;
1310 extern cvar_t cl_stainmaps_clearonload;
1312 extern cvar_t cl_prydoncursor;
1313 extern cvar_t cl_prydoncursor_notrace;
1315 extern cvar_t cl_locs_enable;
1317 extern client_state_t cl;
1319 extern void CL_AllocLightFlash (entity_render_t *ent, matrix4x4_t *matrix, float radius, float red, float green, float blue, float decay, float lifetime, int cubemapnum, int style, int shadowenable, vec_t corona, vec_t coronasizescale, vec_t ambientscale, vec_t diffusescale, vec_t specularscale, int flags);
1321 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1322 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1324 //=============================================================================
1330 void CL_Shutdown (void);
1331 void CL_Init (void);
1333 void CL_EstablishConnection(const char *host);
1335 void CL_Disconnect (void);
1336 void CL_Disconnect_f (void);
1338 void CL_UpdateRenderEntity(entity_render_t *ent);
1339 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap);
1340 void CL_UpdateViewEntities(void);
1345 typedef struct kbutton_s
1347 int down[2]; // key nums holding it down
1348 int state; // low bit is down state
1352 extern kbutton_t in_mlook, in_klook;
1353 extern kbutton_t in_strafe;
1354 extern kbutton_t in_speed;
1356 void CL_InitInput (void);
1357 void CL_SendMove (void);
1359 void CL_ValidateState(entity_state_t *s);
1360 void CL_MoveLerpEntityStates(entity_t *ent);
1361 void CL_LerpUpdate(entity_t *e);
1362 void CL_ParseTEnt (void);
1363 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning);
1364 void CL_RelinkBeams (void);
1365 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1366 void CL_ClientMovement_Replay(void);
1368 void CL_ClearTempEntities (void);
1369 entity_render_t *CL_NewTempEntity (double shadertime);
1371 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1373 void CL_ClearState (void);
1374 void CL_ExpandEntities(int num);
1375 void CL_ExpandCSQCRenderEntities(int num);
1376 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1379 void CL_UpdateWorld (void);
1380 void CL_WriteToServer (void);
1381 void CL_Input (void);
1382 extern int cl_ignoremousemoves;
1385 float CL_KeyState (kbutton_t *key);
1386 const char *Key_KeynumToString (int keynum);
1387 int Key_StringToKeynum (const char *str);
1392 void CL_StopPlayback(void);
1393 void CL_ReadDemoMessage(void);
1394 void CL_WriteDemoMessage(sizebuf_t *mesage);
1396 void CL_CutDemo(unsigned char **buf, fs_offset_t *filesize);
1397 void CL_PasteDemo(unsigned char **buf, fs_offset_t *filesize);
1399 void CL_NextDemo(void);
1400 void CL_Stop_f(void);
1401 void CL_Record_f(void);
1402 void CL_PlayDemo_f(void);
1403 void CL_TimeDemo_f(void);
1408 void CL_Parse_Init(void);
1409 void CL_Parse_Shutdown(void);
1410 void CL_ParseServerMessage(void);
1411 void CL_Parse_DumpPacket(void);
1412 void CL_Parse_ErrorCleanUp(void);
1413 void QW_CL_StartUpload(unsigned char *data, int size);
1414 extern cvar_t qport;
1415 void CL_KeepaliveMessage(qboolean readmessages); // call this during loading of large content
1420 void V_StartPitchDrift (void);
1421 void V_StopPitchDrift (void);
1424 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1425 void V_UpdateBlends (void);
1426 void V_ParseDamage (void);
1432 extern cvar_t cl_particles;
1433 extern cvar_t cl_particles_quality;
1434 extern cvar_t cl_particles_size;
1435 extern cvar_t cl_particles_quake;
1436 extern cvar_t cl_particles_blood;
1437 extern cvar_t cl_particles_blood_alpha;
1438 extern cvar_t cl_particles_blood_decal_alpha;
1439 extern cvar_t cl_particles_blood_decal_scalemin;
1440 extern cvar_t cl_particles_blood_decal_scalemax;
1441 extern cvar_t cl_particles_blood_bloodhack;
1442 extern cvar_t cl_particles_bulletimpacts;
1443 extern cvar_t cl_particles_explosions_sparks;
1444 extern cvar_t cl_particles_explosions_shell;
1445 extern cvar_t cl_particles_rain;
1446 extern cvar_t cl_particles_snow;
1447 extern cvar_t cl_particles_smoke;
1448 extern cvar_t cl_particles_smoke_alpha;
1449 extern cvar_t cl_particles_smoke_alphafade;
1450 extern cvar_t cl_particles_sparks;
1451 extern cvar_t cl_particles_bubbles;
1452 extern cvar_t cl_decals;
1453 extern cvar_t cl_decals_time;
1454 extern cvar_t cl_decals_fadetime;
1456 void CL_Particles_Clear(void);
1457 void CL_Particles_Init(void);
1458 void CL_Particles_Shutdown(void);
1459 particle_t *CL_NewParticle(const vec3_t sortorigin, unsigned short ptypeindex, int pcolor1, int pcolor2, int ptex, float psize, float psizeincrease, float palpha, float palphafade, float pgravity, float pbounce, float px, float py, float pz, float pvx, float pvy, float pvz, float pairfriction, float pliquidfriction, float originjitter, float velocityjitter, qboolean pqualityreduction, float lifetime, float stretch, pblend_t blendmode, porientation_t orientation, int staincolor1, int staincolor2, int staintex, float stainalpha, float stainsize, float angle, float spin, float tint[4]);
1461 typedef enum effectnameindex_s
1465 EFFECT_TE_GUNSHOTQUAD,
1467 EFFECT_TE_SPIKEQUAD,
1468 EFFECT_TE_SUPERSPIKE,
1469 EFFECT_TE_SUPERSPIKEQUAD,
1471 EFFECT_TE_KNIGHTSPIKE,
1472 EFFECT_TE_EXPLOSION,
1473 EFFECT_TE_EXPLOSIONQUAD,
1474 EFFECT_TE_TAREXPLOSION,
1476 EFFECT_TE_LAVASPLASH,
1477 EFFECT_TE_SMALLFLASH,
1482 EFFECT_TE_PLASMABURN,
1484 EFFECT_TE_TEI_SMOKE,
1485 EFFECT_TE_TEI_BIGEXPLOSION,
1486 EFFECT_TE_TEI_PLASMAHIT,
1492 EFFECT_TR_SLIGHTBLOOD,
1493 EFFECT_TR_KNIGHTSPIKE,
1494 EFFECT_TR_VORESPIKE,
1495 EFFECT_TR_NEHAHRASMOKE,
1496 EFFECT_TR_NEXUIZPLASMA,
1497 EFFECT_TR_GLOWTRAIL,
1498 EFFECT_SVC_PARTICLE,
1503 int CL_ParticleEffectIndexForName(const char *name);
1504 const char *CL_ParticleEffectNameForIndex(int i);
1505 void CL_ParticleEffect(int effectindex, float pcount, const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, entity_t *ent, int palettecolor);
1506 void CL_ParticleTrail(int effectindex, float pcount, const vec3_t originmins, const vec3_t originmaxs, const vec3_t velocitymins, const vec3_t velocitymaxs, entity_t *ent, int palettecolor, qboolean spawndlight, qboolean spawnparticles, float tintmins[4], float tintmaxs[4]);
1507 void CL_ParseParticleEffect (void);
1508 void CL_ParticleCube (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, vec_t gravity, vec_t randomvel);
1509 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1510 void CL_EntityParticles (const entity_t *ent);
1511 void CL_ParticleExplosion (const vec3_t org);
1512 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1513 void R_NewExplosion(const vec3_t org);
1515 void Debug_PolygonBegin(const char *picname, int flags);
1516 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1517 void Debug_PolygonEnd(void);
1519 #include "cl_screen.h"
1521 extern qboolean sb_showscores;
1523 float RSurf_FogVertex(const vec3_t p);
1524 float RSurf_FogPoint(const vec3_t p);
1526 typedef struct r_refdef_stats_s
1530 int entities_surfaces;
1531 int entities_triangles;
1535 int world_triangles;
1536 int lightmapupdates;
1537 int lightmapupdatepixels;
1542 int meshes_elements;
1545 int lights_scissored;
1546 int lights_lighttriangles;
1547 int lights_shadowtriangles;
1548 int lights_dynamicshadowtriangles;
1550 int bloom_copypixels;
1551 int bloom_drawpixels;
1552 int indexbufferuploadcount;
1553 int indexbufferuploadsize;
1554 int vertexbufferuploadcount;
1555 int vertexbufferuploadsize;
1559 typedef enum r_viewport_type_e
1561 R_VIEWPORTTYPE_ORTHO,
1562 R_VIEWPORTTYPE_PERSPECTIVE,
1563 R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP,
1564 R_VIEWPORTTYPE_PERSPECTIVECUBESIDE,
1565 R_VIEWPORTTYPE_TOTAL
1569 typedef struct r_viewport_s
1571 matrix4x4_t cameramatrix; // from entity (transforms from camera entity to world)
1572 matrix4x4_t viewmatrix; // actual matrix for rendering (transforms to viewspace)
1573 matrix4x4_t projectmatrix; // actual projection matrix (transforms from viewspace to screen)
1580 r_viewport_type_t type;
1581 float screentodepth[2]; // used by deferred renderer to calculate linear depth from device depth coordinates
1585 typedef struct r_refdef_view_s
1587 // view information (changes multiple times per frame)
1588 // if any of these variables change then r_refdef.viewcache must be regenerated
1589 // by calling R_View_Update
1590 // (which also updates viewport, scissor, colormask)
1592 // it is safe and expected to copy this into a structure on the stack and
1593 // call the renderer recursively, then restore from the stack afterward
1594 // (as long as R_View_Update is called)
1596 // eye position information
1597 matrix4x4_t matrix, inverse_matrix;
1603 int numfrustumplanes;
1604 mplane_t frustum[6];
1605 qboolean useclipplane;
1606 qboolean usecustompvs; // uses r_refdef.viewcache.pvsbits as-is rather than computing it
1608 float frustum_x, frustum_y;
1609 vec3_t frustumcorner[4];
1610 // if turned off it renders an ortho view
1612 float ortho_x, ortho_y;
1614 // screen area to render in
1621 r_viewport_t viewport;
1623 // which color components to allow (for anaglyph glasses)
1626 // global RGB color multiplier for rendering, this is required by HDR
1629 // whether to call R_ClearScreen before rendering stuff
1631 // if true, don't clear or do any post process effects (bloom, etc)
1634 // whether to draw r_showtris and such, this is only true for the main
1635 // view render, all secondary renders (HDR, mirrors, portals, cameras,
1636 // distortion effects, etc) omit such debugging information
1639 // these define which values to use in GL_CullFace calls to request frontface or backface culling
1643 // render quality (0 to 1) - affects r_drawparticles_drawdistance and others
1648 typedef struct r_refdef_viewcache_s
1650 // updated by gl_main_newmap()
1652 int world_numclusters;
1653 int world_numclusterbytes;
1655 int world_numsurfaces;
1657 // these properties are generated by R_View_Update()
1659 // which entities are currently visible for this viewpoint
1660 // (the used range is 0...r_refdef.scene.numentities)
1661 unsigned char *entityvisible;
1663 // flag arrays used for visibility checking on world model
1664 // (all other entities have no per-surface/per-leaf visibility checks)
1665 unsigned char *world_pvsbits;
1666 unsigned char *world_leafvisible;
1667 unsigned char *world_surfacevisible;
1668 // if true, the view is currently in a leaf without pvs data
1669 qboolean world_novis;
1671 r_refdef_viewcache_t;
1673 // TODO: really think about which fields should go into scene and which one should stay in refdef [1/7/2008 Black]
1674 // maybe also refactor some of the functions to support different setting sources (ie. fogenabled, etc.) for different scenes
1675 typedef struct r_refdef_scene_s {
1676 // whether to call S_ExtraUpdate during render to reduce sound chop
1677 qboolean extraupdate;
1679 // (client gameworld) time for rendering time based effects
1683 entity_render_t *worldentity;
1685 // same as worldentity->model
1686 dp_model_t *worldmodel;
1688 // renderable entities (excluding world)
1689 entity_render_t **entities;
1693 // field of temporary entities that is reset each (client) frame
1694 entity_render_t *tempentities;
1695 int numtempentities;
1696 int maxtempentities;
1698 // renderable dynamic lights
1699 rtlight_t *lights[MAX_DLIGHTS];
1700 rtlight_t templights[MAX_DLIGHTS];
1703 // intensities for light styles right now, controls rtlights
1704 float rtlightstylevalue[MAX_LIGHTSTYLES]; // float fraction of base light value
1705 // 8.8bit fixed point intensities for light styles
1706 // controls intensity lightmap layers
1707 unsigned short lightstylevalue[MAX_LIGHTSTYLES]; // 8.8 fraction of base light value
1712 qboolean rtworldshadows;
1714 qboolean rtdlightshadows;
1717 typedef struct r_refdef_s
1719 // these fields define the basic rendering information for the world
1720 // but not the view, which could change multiple times in one rendered
1721 // frame (for example when rendering textures for certain effects)
1723 // these are set for water warping before
1724 // frustum_x/frustum_y are calculated
1725 float frustumscale_x, frustumscale_y;
1727 // current view settings (these get reset a few times during rendering because of water rendering, reflections, etc)
1728 r_refdef_view_t view;
1729 r_refdef_viewcache_t viewcache;
1731 // minimum visible distance (pixels closer than this disappear)
1733 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1734 // in 32bpp an infinite-farclip matrix is used instead)
1737 // fullscreen color blend
1740 r_refdef_scene_t scene;
1743 float fogplaneviewdist;
1744 qboolean fogplaneviewabove;
1745 float fogheightfade;
1748 float fograngerecip;
1749 float fogmasktabledistmultiplier;
1750 #define FOGMASKTABLEWIDTH 1024
1751 float fogmasktable[FOGMASKTABLEWIDTH];
1752 float fogmasktable_start, fogmasktable_alpha, fogmasktable_range, fogmasktable_density;
1761 float fog_fadedepth;
1762 qboolean fogenabled;
1763 qboolean oldgl_fogenable;
1765 // new flexible texture height fog (overrides normal fog)
1766 char fog_height_texturename[64]; // note: must be 64 for the sscanf code
1767 unsigned char *fog_height_table1d;
1768 unsigned char *fog_height_table2d;
1769 int fog_height_tablesize; // enable
1770 float fog_height_tablescale;
1771 float fog_height_texcoordscale;
1772 char fogheighttexturename[64]; // detects changes to active fog height texture
1774 qboolean draw2dstage;
1776 // true during envmap command capture
1779 // brightness of world lightmaps and related lighting
1780 // (often reduced when world rtlights are enabled)
1781 float lightmapintensity;
1782 // whether to draw world lights realtime, dlights realtime, and their shadows
1783 float polygonfactor;
1784 float polygonoffset;
1785 float shadowpolygonfactor;
1786 float shadowpolygonoffset;
1788 // rendering stats for r_speeds display
1789 // (these are incremented in many places)
1790 r_refdef_stats_t stats;
1794 extern r_refdef_t r_refdef;