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;
984 // don't change view angle, full screen, etc
986 // latched at intermission start
987 double completed_time;
989 // the timestamp of the last two messages
992 // clients view of time, time should be between mtime[0] and mtime[1] to
993 // generate a lerp point for other data, oldtime is the previous frame's
994 // value of time, frametime is the difference between time and oldtime
995 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
996 // is only forcefully limited when a packet is received
997 double time, oldtime;
998 // how long it has been since the previous client frame in real time
999 // (not game time, for that use cl.time - cl.oldtime)
1000 double realframetime;
1002 // fade var for fading while dead
1005 // motionblur alpha level variable
1006 float motionbluralpha;
1008 // copy of realtime from last recieved message, for net trouble icon
1009 float last_received_message;
1011 // information that is static for the entire time connected to a server
1012 struct model_s *model_precache[MAX_MODELS];
1013 struct sfx_s *sound_precache[MAX_SOUNDS];
1015 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
1016 char model_name[MAX_MODELS][MAX_QPATH];
1017 char sound_name[MAX_SOUNDS][MAX_QPATH];
1019 // for display on solo scoreboard
1020 char worldmessage[40]; // map title (not related to filename)
1021 // variants of map name
1022 char worldbasename[MAX_QPATH]; // %s
1023 char worldname[MAX_QPATH]; // maps/%s.bsp
1024 char worldnamenoextension[MAX_QPATH]; // maps/%s
1025 // cl_entitites[cl.viewentity] = player
1027 // the real player entity (normally same as viewentity,
1028 // different than viewentity if mod uses chasecam or other tricks)
1029 int realplayerentity;
1030 // this is updated to match cl.viewentity whenever it is in the clients
1031 // range, basically this is used in preference to cl.realplayerentity for
1032 // most purposes because when spectating another player it should show
1033 // their information rather than yours
1035 // max players that can be in this game
1037 // type of game (deathmatch, coop, singleplayer)
1040 // models and sounds used by engine code (particularly cl_parse.c)
1041 dp_model_t *model_bolt;
1042 dp_model_t *model_bolt2;
1043 dp_model_t *model_bolt3;
1044 dp_model_t *model_beam;
1046 sfx_t *sfx_knighthit;
1052 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
1053 qboolean foundtalk2wav;
1055 // refresh related state
1057 // cl_entitites[0].model
1058 struct model_s *worldmodel;
1064 int cdtrack, looptrack;
1069 scoreboard_t *scores;
1071 // keep track of svc_print parsing state (analyzes ping reports and status reports)
1072 cl_parsingtextmode_t parsingtextmode;
1073 int parsingtextplayerindex;
1074 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
1075 // (which could eat the wrong ping report if the player issues one
1076 // manually, but they would still see a ping report, just a later one
1077 // caused by the scoreboard code rather than the one they intentionally
1079 int parsingtextexpectingpingforscores;
1081 // entity database stuff
1082 // latest received entity frame numbers
1083 #define LATESTFRAMENUMS 32
1084 int latestframenumsposition;
1085 int latestframenums[LATESTFRAMENUMS];
1086 int latestsendnums[LATESTFRAMENUMS];
1087 entityframe_database_t *entitydatabase;
1088 entityframe4_database_t *entitydatabase4;
1089 entityframeqw_database_t *entitydatabaseqw;
1091 // keep track of quake entities because they need to be killed if they get stale
1092 int lastquakeentity;
1093 unsigned char isquakeentity[MAX_EDICTS];
1095 // bounding boxes for clientside movement
1096 vec3_t playerstandmins;
1097 vec3_t playerstandmaxs;
1098 vec3_t playercrouchmins;
1099 vec3_t playercrouchmaxs;
1101 // old decals are killed based on this
1105 int max_csqcrenderentities;
1106 int max_static_entities;
1111 int max_brushmodel_entities;
1117 entity_render_t *csqcrenderentities;
1118 unsigned char *entities_active;
1119 entity_t *static_entities;
1120 cl_effect_t *effects;
1123 lightstyle_t *lightstyle;
1124 int *brushmodel_entities;
1125 particle_t *particles;
1127 showlmp_t *showlmps;
1130 int num_static_entities;
1131 int num_brushmodel_entities;
1139 double particles_updatetime;
1140 double decals_updatetime;
1144 // cl_serverextension_download feature
1145 int loadmodel_current;
1146 int downloadmodel_current;
1147 int loadmodel_total;
1148 int loadsound_current;
1149 int downloadsound_current;
1150 int loadsound_total;
1151 qboolean downloadcsqc;
1154 qboolean loadfinished;
1158 // local copy of the server infostring
1159 char qw_serverinfo[MAX_SERVERINFO_STRING];
1161 // time of last qw "pings" command sent to server while showing scores
1162 double last_ping_request;
1164 // used during connect
1167 // updated from serverinfo
1170 // unused: indicates whether the player is spectating
1171 // use cl.scores[cl.playerentity-1].qw_spectator instead
1172 //qboolean qw_spectator;
1174 // last time an input packet was sent
1175 double lastpackettime;
1177 // movement parameters for client prediction
1178 unsigned int moveflags;
1179 float movevars_wallfriction;
1180 float movevars_waterfriction;
1181 float movevars_friction;
1182 float movevars_timescale;
1183 float movevars_gravity;
1184 float movevars_stopspeed;
1185 float movevars_maxspeed;
1186 float movevars_spectatormaxspeed;
1187 float movevars_accelerate;
1188 float movevars_airaccelerate;
1189 float movevars_wateraccelerate;
1190 float movevars_entgravity;
1191 float movevars_jumpvelocity;
1192 float movevars_edgefriction;
1193 float movevars_maxairspeed;
1194 float movevars_stepheight;
1195 float movevars_airaccel_qw;
1196 float movevars_airaccel_sideways_friction;
1197 float movevars_airstopaccelerate;
1198 float movevars_airstrafeaccelerate;
1199 float movevars_maxairstrafespeed;
1200 float movevars_airstrafeaccel_qw;
1201 float movevars_aircontrol;
1202 float movevars_aircontrol_power;
1203 float movevars_aircontrol_penalty;
1204 float movevars_warsowbunny_airforwardaccel;
1205 float movevars_warsowbunny_accel;
1206 float movevars_warsowbunny_topspeed;
1207 float movevars_warsowbunny_turnaccel;
1208 float movevars_warsowbunny_backtosideratio;
1209 float movevars_ticrate;
1210 float movevars_airspeedlimit_nonqw;
1212 // models used by qw protocol
1213 int qw_modelindex_spike;
1214 int qw_modelindex_player;
1215 int qw_modelindex_flag;
1216 int qw_modelindex_s_explod;
1218 vec3_t qw_intermission_origin;
1219 vec3_t qw_intermission_angles;
1221 // 255 is the most nails the QW protocol could send
1223 vec_t qw_nails[255][6];
1225 float qw_weaponkick;
1227 int qw_validsequence;
1229 int qw_deltasequence[QW_UPDATE_BACKUP];
1232 // server entity number corresponding to a clientside entity
1233 unsigned short csqc_server2csqcentitynumber[MAX_EDICTS];
1234 qboolean csqc_loaded;
1237 qboolean csqc_usecsqclistener;
1238 matrix4x4_t csqc_listenermatrix;
1239 char csqc_printtextbuf[MAX_INPUTLINE];
1241 // collision culling data
1244 // loc file stuff (points and boxes describing locations in the level)
1245 cl_locnode_t *locnodes;
1246 // this is updated to cl.movement_origin whenever health is < 1
1247 // used by %d print in say/say_team messages if cl_locs_enable is on
1248 vec3_t lastdeathorigin;
1250 // processing buffer used by R_BuildLightMap, reallocated as needed,
1251 // freed on each level change
1252 size_t buildlightmapmemorysize;
1253 unsigned char *buildlightmapmemory;
1260 extern cvar_t cl_name;
1261 extern cvar_t cl_color;
1262 extern cvar_t cl_rate;
1263 extern cvar_t cl_pmodel;
1264 extern cvar_t cl_playermodel;
1265 extern cvar_t cl_playerskin;
1267 extern cvar_t rcon_password;
1268 extern cvar_t rcon_address;
1270 extern cvar_t cl_upspeed;
1271 extern cvar_t cl_forwardspeed;
1272 extern cvar_t cl_backspeed;
1273 extern cvar_t cl_sidespeed;
1275 extern cvar_t cl_movespeedkey;
1277 extern cvar_t cl_yawspeed;
1278 extern cvar_t cl_pitchspeed;
1280 extern cvar_t cl_anglespeedkey;
1282 extern cvar_t cl_autofire;
1284 extern cvar_t cl_shownet;
1285 extern cvar_t cl_nolerp;
1286 extern cvar_t cl_nettimesyncfactor;
1287 extern cvar_t cl_nettimesyncboundmode;
1288 extern cvar_t cl_nettimesyncboundtolerance;
1290 extern cvar_t cl_pitchdriftspeed;
1291 extern cvar_t lookspring;
1292 extern cvar_t lookstrafe;
1293 extern cvar_t sensitivity;
1295 extern cvar_t freelook;
1297 extern cvar_t m_pitch;
1298 extern cvar_t m_yaw;
1299 extern cvar_t m_forward;
1300 extern cvar_t m_side;
1302 extern cvar_t cl_autodemo;
1303 extern cvar_t cl_autodemo_nameformat;
1304 extern cvar_t cl_autodemo_delete;
1306 extern cvar_t r_draweffects;
1308 extern cvar_t cl_explosions_alpha_start;
1309 extern cvar_t cl_explosions_alpha_end;
1310 extern cvar_t cl_explosions_size_start;
1311 extern cvar_t cl_explosions_size_end;
1312 extern cvar_t cl_explosions_lifetime;
1313 extern cvar_t cl_stainmaps;
1314 extern cvar_t cl_stainmaps_clearonload;
1316 extern cvar_t cl_prydoncursor;
1317 extern cvar_t cl_prydoncursor_notrace;
1319 extern cvar_t cl_locs_enable;
1321 extern client_state_t cl;
1323 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);
1325 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1326 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1328 //=============================================================================
1334 void CL_Shutdown (void);
1335 void CL_Init (void);
1337 void CL_EstablishConnection(const char *host);
1339 void CL_Disconnect (void);
1340 void CL_Disconnect_f (void);
1342 void CL_UpdateRenderEntity(entity_render_t *ent);
1343 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap);
1344 void CL_UpdateViewEntities(void);
1349 typedef struct kbutton_s
1351 int down[2]; // key nums holding it down
1352 int state; // low bit is down state
1356 extern kbutton_t in_mlook, in_klook;
1357 extern kbutton_t in_strafe;
1358 extern kbutton_t in_speed;
1360 void CL_InitInput (void);
1361 void CL_SendMove (void);
1363 void CL_ValidateState(entity_state_t *s);
1364 void CL_MoveLerpEntityStates(entity_t *ent);
1365 void CL_LerpUpdate(entity_t *e);
1366 void CL_ParseTEnt (void);
1367 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning);
1368 void CL_RelinkBeams (void);
1369 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1370 void CL_ClientMovement_Replay(void);
1372 void CL_ClearTempEntities (void);
1373 entity_render_t *CL_NewTempEntity (double shadertime);
1375 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1377 void CL_ClearState (void);
1378 void CL_ExpandEntities(int num);
1379 void CL_ExpandCSQCRenderEntities(int num);
1380 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1383 void CL_UpdateWorld (void);
1384 void CL_WriteToServer (void);
1385 void CL_Input (void);
1386 extern int cl_ignoremousemoves;
1389 float CL_KeyState (kbutton_t *key);
1390 const char *Key_KeynumToString (int keynum);
1391 int Key_StringToKeynum (const char *str);
1396 void CL_StopPlayback(void);
1397 void CL_ReadDemoMessage(void);
1398 void CL_WriteDemoMessage(sizebuf_t *mesage);
1400 void CL_CutDemo(unsigned char **buf, fs_offset_t *filesize);
1401 void CL_PasteDemo(unsigned char **buf, fs_offset_t *filesize);
1403 void CL_NextDemo(void);
1404 void CL_Stop_f(void);
1405 void CL_Record_f(void);
1406 void CL_PlayDemo_f(void);
1407 void CL_TimeDemo_f(void);
1412 void CL_Parse_Init(void);
1413 void CL_Parse_Shutdown(void);
1414 void CL_ParseServerMessage(void);
1415 void CL_Parse_DumpPacket(void);
1416 void CL_Parse_ErrorCleanUp(void);
1417 void QW_CL_StartUpload(unsigned char *data, int size);
1418 extern cvar_t qport;
1419 void CL_KeepaliveMessage(qboolean readmessages); // call this during loading of large content
1424 void V_StartPitchDrift (void);
1425 void V_StopPitchDrift (void);
1428 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1429 void V_UpdateBlends (void);
1430 void V_ParseDamage (void);
1436 extern cvar_t cl_particles;
1437 extern cvar_t cl_particles_quality;
1438 extern cvar_t cl_particles_size;
1439 extern cvar_t cl_particles_quake;
1440 extern cvar_t cl_particles_blood;
1441 extern cvar_t cl_particles_blood_alpha;
1442 extern cvar_t cl_particles_blood_decal_alpha;
1443 extern cvar_t cl_particles_blood_decal_scalemin;
1444 extern cvar_t cl_particles_blood_decal_scalemax;
1445 extern cvar_t cl_particles_blood_bloodhack;
1446 extern cvar_t cl_particles_bulletimpacts;
1447 extern cvar_t cl_particles_explosions_sparks;
1448 extern cvar_t cl_particles_explosions_shell;
1449 extern cvar_t cl_particles_rain;
1450 extern cvar_t cl_particles_snow;
1451 extern cvar_t cl_particles_smoke;
1452 extern cvar_t cl_particles_smoke_alpha;
1453 extern cvar_t cl_particles_smoke_alphafade;
1454 extern cvar_t cl_particles_sparks;
1455 extern cvar_t cl_particles_bubbles;
1456 extern cvar_t cl_decals;
1457 extern cvar_t cl_decals_time;
1458 extern cvar_t cl_decals_fadetime;
1460 void CL_Particles_Clear(void);
1461 void CL_Particles_Init(void);
1462 void CL_Particles_Shutdown(void);
1463 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]);
1465 typedef enum effectnameindex_s
1469 EFFECT_TE_GUNSHOTQUAD,
1471 EFFECT_TE_SPIKEQUAD,
1472 EFFECT_TE_SUPERSPIKE,
1473 EFFECT_TE_SUPERSPIKEQUAD,
1475 EFFECT_TE_KNIGHTSPIKE,
1476 EFFECT_TE_EXPLOSION,
1477 EFFECT_TE_EXPLOSIONQUAD,
1478 EFFECT_TE_TAREXPLOSION,
1480 EFFECT_TE_LAVASPLASH,
1481 EFFECT_TE_SMALLFLASH,
1486 EFFECT_TE_PLASMABURN,
1488 EFFECT_TE_TEI_SMOKE,
1489 EFFECT_TE_TEI_BIGEXPLOSION,
1490 EFFECT_TE_TEI_PLASMAHIT,
1496 EFFECT_TR_SLIGHTBLOOD,
1497 EFFECT_TR_KNIGHTSPIKE,
1498 EFFECT_TR_VORESPIKE,
1499 EFFECT_TR_NEHAHRASMOKE,
1500 EFFECT_TR_NEXUIZPLASMA,
1501 EFFECT_TR_GLOWTRAIL,
1502 EFFECT_SVC_PARTICLE,
1507 int CL_ParticleEffectIndexForName(const char *name);
1508 const char *CL_ParticleEffectNameForIndex(int i);
1509 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);
1510 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]);
1511 void CL_ParseParticleEffect (void);
1512 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);
1513 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1514 void CL_EntityParticles (const entity_t *ent);
1515 void CL_ParticleExplosion (const vec3_t org);
1516 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1517 void R_NewExplosion(const vec3_t org);
1519 void Debug_PolygonBegin(const char *picname, int flags);
1520 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1521 void Debug_PolygonEnd(void);
1523 #include "cl_screen.h"
1525 extern qboolean sb_showscores;
1527 float RSurf_FogVertex(const vec3_t p);
1528 float RSurf_FogPoint(const vec3_t p);
1530 typedef struct r_refdef_stats_s
1534 int entities_surfaces;
1535 int entities_triangles;
1539 int world_triangles;
1540 int lightmapupdates;
1541 int lightmapupdatepixels;
1546 int meshes_elements;
1549 int lights_scissored;
1550 int lights_lighttriangles;
1551 int lights_shadowtriangles;
1552 int lights_dynamicshadowtriangles;
1554 int bloom_copypixels;
1555 int bloom_drawpixels;
1556 int indexbufferuploadcount;
1557 int indexbufferuploadsize;
1558 int vertexbufferuploadcount;
1559 int vertexbufferuploadsize;
1563 typedef enum r_viewport_type_e
1565 R_VIEWPORTTYPE_ORTHO,
1566 R_VIEWPORTTYPE_PERSPECTIVE,
1567 R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP,
1568 R_VIEWPORTTYPE_PERSPECTIVECUBESIDE,
1569 R_VIEWPORTTYPE_TOTAL
1573 typedef struct r_viewport_s
1575 matrix4x4_t cameramatrix; // from entity (transforms from camera entity to world)
1576 matrix4x4_t viewmatrix; // actual matrix for rendering (transforms to viewspace)
1577 matrix4x4_t projectmatrix; // actual projection matrix (transforms from viewspace to screen)
1584 r_viewport_type_t type;
1585 float screentodepth[2]; // used by deferred renderer to calculate linear depth from device depth coordinates
1589 typedef struct r_refdef_view_s
1591 // view information (changes multiple times per frame)
1592 // if any of these variables change then r_refdef.viewcache must be regenerated
1593 // by calling R_View_Update
1594 // (which also updates viewport, scissor, colormask)
1596 // it is safe and expected to copy this into a structure on the stack and
1597 // call the renderer recursively, then restore from the stack afterward
1598 // (as long as R_View_Update is called)
1600 // eye position information
1601 matrix4x4_t matrix, inverse_matrix;
1607 int numfrustumplanes;
1608 mplane_t frustum[6];
1609 qboolean useclipplane;
1610 qboolean usecustompvs; // uses r_refdef.viewcache.pvsbits as-is rather than computing it
1612 float frustum_x, frustum_y;
1613 vec3_t frustumcorner[4];
1614 // if turned off it renders an ortho view
1616 float ortho_x, ortho_y;
1618 // screen area to render in
1625 r_viewport_t viewport;
1627 // which color components to allow (for anaglyph glasses)
1630 // global RGB color multiplier for rendering, this is required by HDR
1633 // whether to call R_ClearScreen before rendering stuff
1635 // if true, don't clear or do any post process effects (bloom, etc)
1638 // whether to draw r_showtris and such, this is only true for the main
1639 // view render, all secondary renders (HDR, mirrors, portals, cameras,
1640 // distortion effects, etc) omit such debugging information
1643 // these define which values to use in GL_CullFace calls to request frontface or backface culling
1647 // render quality (0 to 1) - affects r_drawparticles_drawdistance and others
1652 typedef struct r_refdef_viewcache_s
1654 // updated by gl_main_newmap()
1656 int world_numclusters;
1657 int world_numclusterbytes;
1659 int world_numsurfaces;
1661 // these properties are generated by R_View_Update()
1663 // which entities are currently visible for this viewpoint
1664 // (the used range is 0...r_refdef.scene.numentities)
1665 unsigned char *entityvisible;
1667 // flag arrays used for visibility checking on world model
1668 // (all other entities have no per-surface/per-leaf visibility checks)
1669 unsigned char *world_pvsbits;
1670 unsigned char *world_leafvisible;
1671 unsigned char *world_surfacevisible;
1672 // if true, the view is currently in a leaf without pvs data
1673 qboolean world_novis;
1675 r_refdef_viewcache_t;
1677 // TODO: really think about which fields should go into scene and which one should stay in refdef [1/7/2008 Black]
1678 // maybe also refactor some of the functions to support different setting sources (ie. fogenabled, etc.) for different scenes
1679 typedef struct r_refdef_scene_s {
1680 // whether to call S_ExtraUpdate during render to reduce sound chop
1681 qboolean extraupdate;
1683 // (client gameworld) time for rendering time based effects
1687 entity_render_t *worldentity;
1689 // same as worldentity->model
1690 dp_model_t *worldmodel;
1692 // renderable entities (excluding world)
1693 entity_render_t **entities;
1697 // field of temporary entities that is reset each (client) frame
1698 entity_render_t *tempentities;
1699 int numtempentities;
1700 int maxtempentities;
1702 // renderable dynamic lights
1703 rtlight_t *lights[MAX_DLIGHTS];
1704 rtlight_t templights[MAX_DLIGHTS];
1707 // intensities for light styles right now, controls rtlights
1708 float rtlightstylevalue[MAX_LIGHTSTYLES]; // float fraction of base light value
1709 // 8.8bit fixed point intensities for light styles
1710 // controls intensity lightmap layers
1711 unsigned short lightstylevalue[MAX_LIGHTSTYLES]; // 8.8 fraction of base light value
1716 qboolean rtworldshadows;
1718 qboolean rtdlightshadows;
1721 typedef struct r_refdef_s
1723 // these fields define the basic rendering information for the world
1724 // but not the view, which could change multiple times in one rendered
1725 // frame (for example when rendering textures for certain effects)
1727 // these are set for water warping before
1728 // frustum_x/frustum_y are calculated
1729 float frustumscale_x, frustumscale_y;
1731 // current view settings (these get reset a few times during rendering because of water rendering, reflections, etc)
1732 r_refdef_view_t view;
1733 r_refdef_viewcache_t viewcache;
1735 // minimum visible distance (pixels closer than this disappear)
1737 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1738 // in 32bpp an infinite-farclip matrix is used instead)
1741 // fullscreen color blend
1744 r_refdef_scene_t scene;
1747 float fogplaneviewdist;
1748 qboolean fogplaneviewabove;
1749 float fogheightfade;
1752 float fograngerecip;
1753 float fogmasktabledistmultiplier;
1754 #define FOGMASKTABLEWIDTH 1024
1755 float fogmasktable[FOGMASKTABLEWIDTH];
1756 float fogmasktable_start, fogmasktable_alpha, fogmasktable_range, fogmasktable_density;
1765 float fog_fadedepth;
1766 qboolean fogenabled;
1767 qboolean oldgl_fogenable;
1769 // new flexible texture height fog (overrides normal fog)
1770 char fog_height_texturename[64]; // note: must be 64 for the sscanf code
1771 unsigned char *fog_height_table1d;
1772 unsigned char *fog_height_table2d;
1773 int fog_height_tablesize; // enable
1774 float fog_height_tablescale;
1775 float fog_height_texcoordscale;
1776 char fogheighttexturename[64]; // detects changes to active fog height texture
1778 int draw2dstage; // 0 = no, 1 = yes, other value = needs setting up again
1780 // true during envmap command capture
1783 // brightness of world lightmaps and related lighting
1784 // (often reduced when world rtlights are enabled)
1785 float lightmapintensity;
1786 // whether to draw world lights realtime, dlights realtime, and their shadows
1787 float polygonfactor;
1788 float polygonoffset;
1789 float shadowpolygonfactor;
1790 float shadowpolygonoffset;
1792 // rendering stats for r_speeds display
1793 // (these are incremented in many places)
1794 r_refdef_stats_t stats;
1798 extern r_refdef_t r_refdef;