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_meshbuffer_t *animcache_vertex3fbuffer;
373 r_vertexmesh_t *animcache_vertexmesh;
374 r_meshbuffer_t *animcache_vertexmeshbuffer;
376 // current lighting from map (updated ONLY by client code, not renderer)
377 vec3_t modellight_ambient;
378 vec3_t modellight_diffuse; // q3bsp
379 vec3_t modellight_lightdir; // q3bsp
381 // storage of decals on this entity
382 // (note: if allowdecals is set, be sure to call R_DecalSystem_Reset on removal!)
384 decalsystem_t decalsystem;
386 // FIELDS UPDATED BY RENDERER:
387 // last time visible during trace culling
388 double last_trace_visibility;
390 // user wavefunc parameters (from csqc)
391 float userwavefunc_param[Q3WAVEFUNC_USER_COUNT];
395 typedef struct entity_persistent_s
401 qboolean trail_allowed; // set to false by teleports, true by update code, prevents bad lerps
403 // muzzleflash fading
406 // interpolated movement
408 // start time of move
410 // time difference from start to end of move
412 // the move itself, start and end
420 typedef struct entity_s
422 // baseline state (default values)
423 entity_state_t state_baseline;
424 // previous state (interpolating from this)
425 entity_state_t state_previous;
426 // current state (interpolating to this)
427 entity_state_t state_current;
429 // used for regenerating parts of render
430 entity_persistent_t persistent;
432 // the only data the renderer should know about
433 entity_render_t render;
437 typedef struct usercmd_s
441 // intended velocities
446 vec3_t cursor_screen;
449 vec3_t cursor_impact;
450 vec3_t cursor_normal;
451 vec_t cursor_fraction;
452 int cursor_entitynumber;
454 double time; // time the move is executed for (cl_movement: clienttime, non-cl_movement: receivetime)
455 double receivetime; // time the move was received at
456 double clienttime; // time to which server state the move corresponds to
457 int msec; // for predicted moves
461 qboolean applied; // if false we're still accumulating a move
462 qboolean predicted; // if true the sequence should be sent as 0
464 // derived properties
471 typedef struct lightstyle_s
474 char map[MAX_STYLESTRING];
477 typedef struct scoreboard_s
479 char name[MAX_SCOREBOARDNAME];
481 int colors; // two 4 bit fields
484 char qw_userinfo[MAX_USERINFO_STRING];
491 char qw_skin[MAX_QPATH];
494 typedef struct cshift_s
497 float percent; // 0-255
498 float alphafade; // (any speed)
501 #define CSHIFT_CONTENTS 0
502 #define CSHIFT_DAMAGE 1
503 #define CSHIFT_BONUS 2
504 #define CSHIFT_POWERUP 3
505 #define CSHIFT_VCSHIFT 4
506 #define NUM_CSHIFTS 5
508 #define NAME_LENGTH 64
512 // client_state_t should hold all pieces of the client state
515 #define SIGNONS 4 // signon messages to receive before connected
517 typedef enum cactive_e
519 ca_uninitialized, // during early startup
520 ca_dedicated, // a dedicated server with no ability to start a client
521 ca_disconnected, // full screen console with no connection
522 ca_connected // valid netcon, talking to a server
526 typedef enum qw_downloadtype_e
536 typedef enum capturevideoformat_e
538 CAPTUREVIDEOFORMAT_AVI_I420,
539 CAPTUREVIDEOFORMAT_OGG_VORBIS_THEORA
541 capturevideoformat_t;
543 typedef struct capturevideostate_s
545 double startrealtime;
558 int soundsampleframe;
559 unsigned char *screenbuffer;
560 unsigned char *outbuffer;
561 char basename[MAX_QPATH];
564 // precomputed RGB to YUV tables
565 // converts the RGB values to YUV (see cap_avi.c for how to use them)
566 short rgbtoyuvscaletable[3][3][256];
567 unsigned char yuvnormalizetable[3][256];
569 // precomputed gamma ramp (only needed if the capturevideo module uses RGB output)
570 // 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
571 unsigned short vidramp[256 * 3];
573 // stuff to be filled in by the video format module
574 capturevideoformat_t format;
575 const char *formatextension;
578 // cls.capturevideo.videofile = FS_OpenRealFile(va("%s.%s", cls.capturevideo.basename, cls.capturevideo.formatextension), "wb", false);
579 void (*endvideo) (void);
580 void (*videoframes) (int num);
581 void (*soundframe) (const portable_sampleframe_t *paintbuffer, size_t length);
583 // format specific data
584 void *formatspecific;
588 #define CL_MAX_DOWNLOADACKS 4
590 typedef struct cl_downloadack_s
596 typedef struct cl_soundstats_s
600 int latency_milliseconds;
605 // the client_static_t structure is persistent through an arbitrary number
606 // of server connections
608 typedef struct client_static_s
612 // all client memory allocations go in these pools
613 mempool_t *levelmempool;
614 mempool_t *permanentmempool;
617 // -1 = don't play demos
619 // list of demos in loop
620 char demos[MAX_DEMOS][MAX_DEMONAME];
621 // the actively playing demo (set by CL_PlayDemo_f)
622 char demoname[MAX_QPATH];
624 // demo recording info must be here, because record is started before
625 // entering a map (and clearing client_state_t)
626 qboolean demorecording;
627 fs_offset_t demo_lastcsprogssize;
628 int demo_lastcsprogscrc;
629 qboolean demoplayback;
631 // -1 = use normal cd track
634 // realtime at second frame of timedemo (LordHavoc: changed to double)
636 int td_frames; // total frames parsed
637 double td_onesecondnexttime;
638 double td_onesecondframes;
639 double td_onesecondrealtime;
640 double td_onesecondminfps;
641 double td_onesecondmaxfps;
642 double td_onesecondavgfps;
643 int td_onesecondavgcount;
644 // LordHavoc: pausedemo
647 // sound mixer statistics for showsound display
648 cl_soundstats_t soundstats;
650 qboolean connect_trying;
651 int connect_remainingtries;
652 double connect_nextsendtime;
653 lhnetsocket_t *connect_mysocket;
654 lhnetaddress_t connect_address;
655 // protocol version of the server we're connected to
656 // (kept outside client_state_t because it's used between levels)
657 protocolversion_t protocol;
661 lhnetaddress_t rcon_addresses[MAX_RCONS];
662 char rcon_commands[MAX_RCONS][MAX_INPUTLINE];
663 double rcon_timeout[MAX_RCONS];
666 // connection information
669 // network connection
672 // download information
673 // (note: qw_download variables are also used)
674 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
676 // input sequence numbers are not reset on level change, only connect
678 int servermovesequence;
680 // quakeworld stuff below
682 // value of "qport" cvar at time of connection
684 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
685 int qw_incoming_sequence;
686 int qw_outgoing_sequence;
688 // current file download buffer (only saved when file is completed)
689 char qw_downloadname[MAX_QPATH];
690 unsigned char *qw_downloadmemory;
691 int qw_downloadmemorycursize;
692 int qw_downloadmemorymaxsize;
693 int qw_downloadnumber;
694 int qw_downloadpercent;
695 qw_downloadtype_t qw_downloadtype;
696 // transfer rate display
697 double qw_downloadspeedtime;
698 int qw_downloadspeedcount;
699 int qw_downloadspeedrate;
700 qboolean qw_download_deflate;
702 // current file upload buffer (for uploading screenshots to server)
703 unsigned char *qw_uploaddata;
708 // this normally contains the following keys in quakeworld:
709 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
710 char userinfo[MAX_USERINFO_STRING];
712 // extra user info for the "connect" command
713 char connect_userinfo[MAX_USERINFO_STRING];
715 // video capture stuff
716 capturevideostate_t capturevideo;
721 // ProQuake compatibility stuff
722 int proquake_servermod; // 0 = not proquake, 1 = proquake
723 int proquake_serverversion; // actual proquake server version * 10 (3.40 = 34, etc)
724 int proquake_serverflags; // 0 (PQF_CHEATFREE not supported)
728 extern client_static_t cls;
730 typedef struct client_movementqueue_s
741 client_movementqueue_t;
747 qboolean drawenginesbar;
748 qboolean drawcrosshair;
753 PARTICLE_BILLBOARD = 0,
755 PARTICLE_ORIENTED_DOUBLESIDED = 2,
758 PARTICLE_INVALID = -1
771 typedef struct particletype_s
774 porientation_t orientation;
781 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
785 typedef struct decal_s
787 // fields used by rendering: (44 bytes)
788 unsigned short typeindex;
789 unsigned short texnum;
794 float alpha; // 0-255
795 unsigned char color[3];
796 unsigned char unused1;
797 int clusterindex; // cheap culling by pvs
799 // fields not used by rendering: (36 bytes in 32bit, 40 bytes in 64bit)
800 float time2; // used for decal fade
801 unsigned int owner; // decal stuck to this entity
802 dp_model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
803 vec3_t relativeorigin; // decal at this location in entity's coordinate space
804 vec3_t relativenormal; // decal oriented this way relative to entity's coordinate space
808 typedef struct particle_s
810 // for faster batch rendering, particles are rendered in groups by effect (resulting in less perfect sorting but far less state changes)
812 // fields used by rendering: (48 bytes)
813 vec3_t sortorigin; // sort by this group origin, not particle org
815 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
817 float alpha; // 0-255
818 float stretch; // only for sparks
820 // fields not used by rendering: (44 bytes)
823 float sizeincrease; // rate of size change per second
824 float alphafade; // how much alpha reduces per second
825 float time2; // used for snow fluttering and decal fade
826 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)
827 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
828 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
829 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
830 // float delayedcollisions; // time that p->bounce becomes active
831 float delayedspawn; // time that particle appears and begins moving
832 float die; // time when this particle should be removed, regardless of alpha
834 // short variables grouped to save memory (4 bytes)
835 short angle; // base rotation of particle
836 short spin; // geometry rotation speed around the particle center normal
838 // byte variables grouped to save memory (12 bytes)
839 unsigned char color[3];
840 unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
841 unsigned char typeindex;
842 unsigned char blendmode;
843 unsigned char orientation;
844 unsigned char texnum;
845 unsigned char staincolor[3];
846 signed char staintexnum;
850 typedef enum cl_parsingtextmode_e
852 CL_PARSETEXTMODE_NONE,
853 CL_PARSETEXTMODE_PING,
854 CL_PARSETEXTMODE_STATUS,
855 CL_PARSETEXTMODE_STATUS_PLAYERID,
856 CL_PARSETEXTMODE_STATUS_PLAYERIP
858 cl_parsingtextmode_t;
860 typedef struct cl_locnode_s
862 struct cl_locnode_s *next;
868 typedef struct showlmp_s
879 // the client_state_t structure is wiped completely at every
882 typedef struct client_state_s
884 // true if playing in a local game and no one else is connected
887 // send a clc_nop periodically until connected
890 // current input being accumulated by mouse/joystick/etc input
892 // latest moves sent to the server that have not been confirmed yet
893 usercmd_t movecmd[CL_MAX_USERCMDS];
895 // information for local display
897 int stats[MAX_CL_STATS];
898 float *statsf; // points to stats[] array
899 // last known inventory bit flags, for blinking
901 // cl.time of acquiring item, for blinking
902 float item_gettime[32];
903 // last known STAT_ACTIVEWEAPON
905 // cl.time of changing STAT_ACTIVEWEAPON
907 // use pain anim frame if cl.time < this
909 // for stair smoothing
911 double stairsmoothtime;
913 // color shifts for damage, powerups
914 cshift_t cshifts[NUM_CSHIFTS];
916 cshift_t prev_cshifts[NUM_CSHIFTS];
918 // the client maintains its own idea of view angles, which are
919 // sent to the server each frame. The server sets punchangle when
920 // the view is temporarily offset, and an angle reset commands at the start
921 // of each level and after teleporting.
923 // mviewangles is read from demo
924 // viewangles is either client controlled or lerped from mviewangles
925 vec3_t mviewangles[2], viewangles;
926 // update by server, used by qc to do weapon recoil
927 vec3_t mpunchangle[2], punchangle;
928 // update by server, can be used by mods to kick view around
929 vec3_t mpunchvector[2], punchvector;
930 // update by server, used for lean+bob (0 is newest)
931 vec3_t mvelocity[2], velocity;
932 // update by server, can be used by mods for zooming
933 vec_t mviewzoom[2], viewzoom;
934 // if true interpolation the mviewangles and other interpolation of the
935 // player is disabled until the next network packet
936 // this is used primarily by teleporters, and when spectating players
937 // special checking of the old fixangle[1] is used to differentiate
938 // between teleporting and spectating
939 qboolean fixangle[2];
941 // client movement simulation
942 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
943 // set by CL_ClientMovement_Replay functions
944 qboolean movement_predicted;
945 // if true the CL_ClientMovement_Replay function will update origin, etc
946 qboolean movement_replay;
947 // simulated data (this is valid even if cl.movement is false)
948 vec3_t movement_origin;
949 vec3_t movement_velocity;
950 // whether the replay should allow a jump at the first sequence
951 qboolean movement_replay_canjump;
953 // previous gun angles (for leaning effects)
954 vec3_t gunangles_prev;
955 vec3_t gunangles_highpass;
956 vec3_t gunangles_adjustment_lowpass;
957 vec3_t gunangles_adjustment_highpass;
958 // previous gun angles (for leaning effects)
960 vec3_t gunorg_highpass;
961 vec3_t gunorg_adjustment_lowpass;
962 vec3_t gunorg_adjustment_highpass;
964 // pitch drifting vars
971 //[515]: added for csqc purposes
972 float sensitivityscale;
973 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
974 qboolean csqc_wantsmousemove;
975 qboolean csqc_paused; // vortex: int because could be flags
976 struct model_s *csqc_model_precache[MAX_MODELS];
978 // local amount for smoothing stepups
987 qboolean oldonground;
988 double lastongroundtime;
989 double hitgroundtime;
994 // don't change view angle, full screen, etc
996 // latched at intermission start
997 double completed_time;
999 // the timestamp of the last two messages
1002 // clients view of time, time should be between mtime[0] and mtime[1] to
1003 // generate a lerp point for other data, oldtime is the previous frame's
1004 // value of time, frametime is the difference between time and oldtime
1005 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
1006 // is only forcefully limited when a packet is received
1007 double time, oldtime;
1008 // how long it has been since the previous client frame in real time
1009 // (not game time, for that use cl.time - cl.oldtime)
1010 double realframetime;
1012 // fade var for fading while dead
1015 // motionblur alpha level variable
1016 float motionbluralpha;
1018 // copy of realtime from last recieved message, for net trouble icon
1019 float last_received_message;
1021 // information that is static for the entire time connected to a server
1022 struct model_s *model_precache[MAX_MODELS];
1023 struct sfx_s *sound_precache[MAX_SOUNDS];
1025 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
1026 char model_name[MAX_MODELS][MAX_QPATH];
1027 char sound_name[MAX_SOUNDS][MAX_QPATH];
1029 // for display on solo scoreboard
1030 char worldmessage[40]; // map title (not related to filename)
1031 // variants of map name
1032 char worldbasename[MAX_QPATH]; // %s
1033 char worldname[MAX_QPATH]; // maps/%s.bsp
1034 char worldnamenoextension[MAX_QPATH]; // maps/%s
1035 // cl_entitites[cl.viewentity] = player
1037 // the real player entity (normally same as viewentity,
1038 // different than viewentity if mod uses chasecam or other tricks)
1039 int realplayerentity;
1040 // this is updated to match cl.viewentity whenever it is in the clients
1041 // range, basically this is used in preference to cl.realplayerentity for
1042 // most purposes because when spectating another player it should show
1043 // their information rather than yours
1045 // max players that can be in this game
1047 // type of game (deathmatch, coop, singleplayer)
1050 // models and sounds used by engine code (particularly cl_parse.c)
1051 dp_model_t *model_bolt;
1052 dp_model_t *model_bolt2;
1053 dp_model_t *model_bolt3;
1054 dp_model_t *model_beam;
1056 sfx_t *sfx_knighthit;
1062 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
1063 qboolean foundtalk2wav;
1065 // refresh related state
1067 // cl_entitites[0].model
1068 struct model_s *worldmodel;
1074 int cdtrack, looptrack;
1079 scoreboard_t *scores;
1081 // keep track of svc_print parsing state (analyzes ping reports and status reports)
1082 cl_parsingtextmode_t parsingtextmode;
1083 int parsingtextplayerindex;
1084 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
1085 // (which could eat the wrong ping report if the player issues one
1086 // manually, but they would still see a ping report, just a later one
1087 // caused by the scoreboard code rather than the one they intentionally
1089 int parsingtextexpectingpingforscores;
1091 // entity database stuff
1092 // latest received entity frame numbers
1093 #define LATESTFRAMENUMS 32
1094 int latestframenumsposition;
1095 int latestframenums[LATESTFRAMENUMS];
1096 int latestsendnums[LATESTFRAMENUMS];
1097 entityframe_database_t *entitydatabase;
1098 entityframe4_database_t *entitydatabase4;
1099 entityframeqw_database_t *entitydatabaseqw;
1101 // keep track of quake entities because they need to be killed if they get stale
1102 int lastquakeentity;
1103 unsigned char isquakeentity[MAX_EDICTS];
1105 // bounding boxes for clientside movement
1106 vec3_t playerstandmins;
1107 vec3_t playerstandmaxs;
1108 vec3_t playercrouchmins;
1109 vec3_t playercrouchmaxs;
1111 // old decals are killed based on this
1115 int max_csqcrenderentities;
1116 int max_static_entities;
1121 int max_brushmodel_entities;
1127 entity_render_t *csqcrenderentities;
1128 unsigned char *entities_active;
1129 entity_t *static_entities;
1130 cl_effect_t *effects;
1133 lightstyle_t *lightstyle;
1134 int *brushmodel_entities;
1135 particle_t *particles;
1137 showlmp_t *showlmps;
1140 int num_static_entities;
1141 int num_brushmodel_entities;
1149 double particles_updatetime;
1150 double decals_updatetime;
1154 // cl_serverextension_download feature
1155 int loadmodel_current;
1156 int downloadmodel_current;
1157 int loadmodel_total;
1158 int loadsound_current;
1159 int downloadsound_current;
1160 int loadsound_total;
1161 qboolean downloadcsqc;
1164 qboolean loadfinished;
1168 // local copy of the server infostring
1169 char qw_serverinfo[MAX_SERVERINFO_STRING];
1171 // time of last qw "pings" command sent to server while showing scores
1172 double last_ping_request;
1174 // used during connect
1177 // updated from serverinfo
1180 // unused: indicates whether the player is spectating
1181 // use cl.scores[cl.playerentity-1].qw_spectator instead
1182 //qboolean qw_spectator;
1184 // last time an input packet was sent
1185 double lastpackettime;
1187 // movement parameters for client prediction
1188 unsigned int moveflags;
1189 float movevars_wallfriction;
1190 float movevars_waterfriction;
1191 float movevars_friction;
1192 float movevars_timescale;
1193 float movevars_gravity;
1194 float movevars_stopspeed;
1195 float movevars_maxspeed;
1196 float movevars_spectatormaxspeed;
1197 float movevars_accelerate;
1198 float movevars_airaccelerate;
1199 float movevars_wateraccelerate;
1200 float movevars_entgravity;
1201 float movevars_jumpvelocity;
1202 float movevars_edgefriction;
1203 float movevars_maxairspeed;
1204 float movevars_stepheight;
1205 float movevars_airaccel_qw;
1206 float movevars_airaccel_sideways_friction;
1207 float movevars_airstopaccelerate;
1208 float movevars_airstrafeaccelerate;
1209 float movevars_maxairstrafespeed;
1210 float movevars_airstrafeaccel_qw;
1211 float movevars_aircontrol;
1212 float movevars_aircontrol_power;
1213 float movevars_aircontrol_penalty;
1214 float movevars_warsowbunny_airforwardaccel;
1215 float movevars_warsowbunny_accel;
1216 float movevars_warsowbunny_topspeed;
1217 float movevars_warsowbunny_turnaccel;
1218 float movevars_warsowbunny_backtosideratio;
1219 float movevars_ticrate;
1220 float movevars_airspeedlimit_nonqw;
1222 // models used by qw protocol
1223 int qw_modelindex_spike;
1224 int qw_modelindex_player;
1225 int qw_modelindex_flag;
1226 int qw_modelindex_s_explod;
1228 vec3_t qw_intermission_origin;
1229 vec3_t qw_intermission_angles;
1231 // 255 is the most nails the QW protocol could send
1233 vec_t qw_nails[255][6];
1235 float qw_weaponkick;
1237 int qw_validsequence;
1239 int qw_deltasequence[QW_UPDATE_BACKUP];
1242 // server entity number corresponding to a clientside entity
1243 unsigned short csqc_server2csqcentitynumber[MAX_EDICTS];
1244 qboolean csqc_loaded;
1247 qboolean csqc_usecsqclistener;
1248 matrix4x4_t csqc_listenermatrix;
1249 char csqc_printtextbuf[MAX_INPUTLINE];
1251 // collision culling data
1254 // loc file stuff (points and boxes describing locations in the level)
1255 cl_locnode_t *locnodes;
1256 // this is updated to cl.movement_origin whenever health is < 1
1257 // used by %d print in say/say_team messages if cl_locs_enable is on
1258 vec3_t lastdeathorigin;
1260 // processing buffer used by R_BuildLightMap, reallocated as needed,
1261 // freed on each level change
1262 size_t buildlightmapmemorysize;
1263 unsigned char *buildlightmapmemory;
1270 extern cvar_t cl_name;
1271 extern cvar_t cl_color;
1272 extern cvar_t cl_rate;
1273 extern cvar_t cl_pmodel;
1274 extern cvar_t cl_playermodel;
1275 extern cvar_t cl_playerskin;
1277 extern cvar_t rcon_password;
1278 extern cvar_t rcon_address;
1280 extern cvar_t cl_upspeed;
1281 extern cvar_t cl_forwardspeed;
1282 extern cvar_t cl_backspeed;
1283 extern cvar_t cl_sidespeed;
1285 extern cvar_t cl_movespeedkey;
1287 extern cvar_t cl_yawspeed;
1288 extern cvar_t cl_pitchspeed;
1290 extern cvar_t cl_anglespeedkey;
1292 extern cvar_t cl_autofire;
1294 extern cvar_t cl_shownet;
1295 extern cvar_t cl_nolerp;
1296 extern cvar_t cl_nettimesyncfactor;
1297 extern cvar_t cl_nettimesyncboundmode;
1298 extern cvar_t cl_nettimesyncboundtolerance;
1300 extern cvar_t cl_pitchdriftspeed;
1301 extern cvar_t lookspring;
1302 extern cvar_t lookstrafe;
1303 extern cvar_t sensitivity;
1305 extern cvar_t freelook;
1307 extern cvar_t m_pitch;
1308 extern cvar_t m_yaw;
1309 extern cvar_t m_forward;
1310 extern cvar_t m_side;
1312 extern cvar_t cl_autodemo;
1313 extern cvar_t cl_autodemo_nameformat;
1314 extern cvar_t cl_autodemo_delete;
1316 extern cvar_t r_draweffects;
1318 extern cvar_t cl_explosions_alpha_start;
1319 extern cvar_t cl_explosions_alpha_end;
1320 extern cvar_t cl_explosions_size_start;
1321 extern cvar_t cl_explosions_size_end;
1322 extern cvar_t cl_explosions_lifetime;
1323 extern cvar_t cl_stainmaps;
1324 extern cvar_t cl_stainmaps_clearonload;
1326 extern cvar_t cl_prydoncursor;
1327 extern cvar_t cl_prydoncursor_notrace;
1329 extern cvar_t cl_locs_enable;
1331 extern client_state_t cl;
1333 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);
1335 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1336 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1338 //=============================================================================
1344 void CL_Shutdown (void);
1345 void CL_Init (void);
1347 void CL_EstablishConnection(const char *host, int firstarg);
1349 void CL_Disconnect (void);
1350 void CL_Disconnect_f (void);
1352 void CL_UpdateRenderEntity(entity_render_t *ent);
1353 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap);
1354 void CL_UpdateViewEntities(void);
1359 typedef struct kbutton_s
1361 int down[2]; // key nums holding it down
1362 int state; // low bit is down state
1366 extern kbutton_t in_mlook, in_klook;
1367 extern kbutton_t in_strafe;
1368 extern kbutton_t in_speed;
1370 void CL_InitInput (void);
1371 void CL_SendMove (void);
1373 void CL_ValidateState(entity_state_t *s);
1374 void CL_MoveLerpEntityStates(entity_t *ent);
1375 void CL_LerpUpdate(entity_t *e);
1376 void CL_ParseTEnt (void);
1377 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning);
1378 void CL_RelinkBeams (void);
1379 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1380 void CL_ClientMovement_Replay(void);
1382 void CL_ClearTempEntities (void);
1383 entity_render_t *CL_NewTempEntity (double shadertime);
1385 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1387 void CL_ClearState (void);
1388 void CL_ExpandEntities(int num);
1389 void CL_ExpandCSQCRenderEntities(int num);
1390 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1393 void CL_UpdateWorld (void);
1394 void CL_WriteToServer (void);
1395 void CL_Input (void);
1396 extern int cl_ignoremousemoves;
1399 float CL_KeyState (kbutton_t *key);
1400 const char *Key_KeynumToString (int keynum);
1401 int Key_StringToKeynum (const char *str);
1406 void CL_StopPlayback(void);
1407 void CL_ReadDemoMessage(void);
1408 void CL_WriteDemoMessage(sizebuf_t *mesage);
1410 void CL_CutDemo(unsigned char **buf, fs_offset_t *filesize);
1411 void CL_PasteDemo(unsigned char **buf, fs_offset_t *filesize);
1413 void CL_NextDemo(void);
1414 void CL_Stop_f(void);
1415 void CL_Record_f(void);
1416 void CL_PlayDemo_f(void);
1417 void CL_TimeDemo_f(void);
1422 void CL_Parse_Init(void);
1423 void CL_Parse_Shutdown(void);
1424 void CL_ParseServerMessage(void);
1425 void CL_Parse_DumpPacket(void);
1426 void CL_Parse_ErrorCleanUp(void);
1427 void QW_CL_StartUpload(unsigned char *data, int size);
1428 extern cvar_t qport;
1429 void CL_KeepaliveMessage(qboolean readmessages); // call this during loading of large content
1434 void V_StartPitchDrift (void);
1435 void V_StopPitchDrift (void);
1438 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1439 void V_UpdateBlends (void);
1440 void V_ParseDamage (void);
1446 extern cvar_t cl_particles;
1447 extern cvar_t cl_particles_quality;
1448 extern cvar_t cl_particles_size;
1449 extern cvar_t cl_particles_quake;
1450 extern cvar_t cl_particles_blood;
1451 extern cvar_t cl_particles_blood_alpha;
1452 extern cvar_t cl_particles_blood_decal_alpha;
1453 extern cvar_t cl_particles_blood_decal_scalemin;
1454 extern cvar_t cl_particles_blood_decal_scalemax;
1455 extern cvar_t cl_particles_blood_bloodhack;
1456 extern cvar_t cl_particles_bulletimpacts;
1457 extern cvar_t cl_particles_explosions_sparks;
1458 extern cvar_t cl_particles_explosions_shell;
1459 extern cvar_t cl_particles_rain;
1460 extern cvar_t cl_particles_snow;
1461 extern cvar_t cl_particles_smoke;
1462 extern cvar_t cl_particles_smoke_alpha;
1463 extern cvar_t cl_particles_smoke_alphafade;
1464 extern cvar_t cl_particles_sparks;
1465 extern cvar_t cl_particles_bubbles;
1466 extern cvar_t cl_decals;
1467 extern cvar_t cl_decals_time;
1468 extern cvar_t cl_decals_fadetime;
1470 void CL_Particles_Clear(void);
1471 void CL_Particles_Init(void);
1472 void CL_Particles_Shutdown(void);
1473 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]);
1475 typedef enum effectnameindex_s
1479 EFFECT_TE_GUNSHOTQUAD,
1481 EFFECT_TE_SPIKEQUAD,
1482 EFFECT_TE_SUPERSPIKE,
1483 EFFECT_TE_SUPERSPIKEQUAD,
1485 EFFECT_TE_KNIGHTSPIKE,
1486 EFFECT_TE_EXPLOSION,
1487 EFFECT_TE_EXPLOSIONQUAD,
1488 EFFECT_TE_TAREXPLOSION,
1490 EFFECT_TE_LAVASPLASH,
1491 EFFECT_TE_SMALLFLASH,
1496 EFFECT_TE_PLASMABURN,
1498 EFFECT_TE_TEI_SMOKE,
1499 EFFECT_TE_TEI_BIGEXPLOSION,
1500 EFFECT_TE_TEI_PLASMAHIT,
1506 EFFECT_TR_SLIGHTBLOOD,
1507 EFFECT_TR_KNIGHTSPIKE,
1508 EFFECT_TR_VORESPIKE,
1509 EFFECT_TR_NEHAHRASMOKE,
1510 EFFECT_TR_NEXUIZPLASMA,
1511 EFFECT_TR_GLOWTRAIL,
1512 EFFECT_SVC_PARTICLE,
1517 int CL_ParticleEffectIndexForName(const char *name);
1518 const char *CL_ParticleEffectNameForIndex(int i);
1519 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);
1520 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]);
1521 void CL_ParseParticleEffect (void);
1522 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);
1523 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1524 void CL_EntityParticles (const entity_t *ent);
1525 void CL_ParticleExplosion (const vec3_t org);
1526 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1527 void R_NewExplosion(const vec3_t org);
1529 void Debug_PolygonBegin(const char *picname, int flags);
1530 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1531 void Debug_PolygonEnd(void);
1533 #include "cl_screen.h"
1535 extern qboolean sb_showscores;
1537 float RSurf_FogVertex(const vec3_t p);
1538 float RSurf_FogPoint(const vec3_t p);
1540 typedef struct r_refdef_stats_s
1544 int entities_surfaces;
1545 int entities_triangles;
1549 int world_triangles;
1550 int lightmapupdates;
1551 int lightmapupdatepixels;
1560 int lights_scissored;
1561 int lights_lighttriangles;
1562 int lights_shadowtriangles;
1563 int lights_dynamicshadowtriangles;
1565 int bloom_copypixels;
1566 int bloom_drawpixels;
1567 int indexbufferuploadcount;
1568 int indexbufferuploadsize;
1569 int vertexbufferuploadcount;
1570 int vertexbufferuploadsize;
1571 int framedatacurrent;
1576 typedef enum r_viewport_type_e
1578 R_VIEWPORTTYPE_ORTHO,
1579 R_VIEWPORTTYPE_PERSPECTIVE,
1580 R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP,
1581 R_VIEWPORTTYPE_PERSPECTIVECUBESIDE,
1582 R_VIEWPORTTYPE_TOTAL
1586 typedef struct r_viewport_s
1588 matrix4x4_t cameramatrix; // from entity (transforms from camera entity to world)
1589 matrix4x4_t viewmatrix; // actual matrix for rendering (transforms to viewspace)
1590 matrix4x4_t projectmatrix; // actual projection matrix (transforms from viewspace to screen)
1597 r_viewport_type_t type;
1598 float screentodepth[2]; // used by deferred renderer to calculate linear depth from device depth coordinates
1602 typedef struct r_refdef_view_s
1604 // view information (changes multiple times per frame)
1605 // if any of these variables change then r_refdef.viewcache must be regenerated
1606 // by calling R_View_Update
1607 // (which also updates viewport, scissor, colormask)
1609 // it is safe and expected to copy this into a structure on the stack and
1610 // call the renderer recursively, then restore from the stack afterward
1611 // (as long as R_View_Update is called)
1613 // eye position information
1614 matrix4x4_t matrix, inverse_matrix;
1620 int numfrustumplanes;
1621 mplane_t frustum[6];
1622 qboolean useclipplane;
1623 qboolean usecustompvs; // uses r_refdef.viewcache.pvsbits as-is rather than computing it
1625 float frustum_x, frustum_y;
1626 vec3_t frustumcorner[4];
1627 // if turned off it renders an ortho view
1629 float ortho_x, ortho_y;
1631 // screen area to render in
1638 r_viewport_t viewport;
1640 // which color components to allow (for anaglyph glasses)
1643 // global RGB color multiplier for rendering, this is required by HDR
1646 // whether to call R_ClearScreen before rendering stuff
1648 // if true, don't clear or do any post process effects (bloom, etc)
1651 // whether to draw r_showtris and such, this is only true for the main
1652 // view render, all secondary renders (HDR, mirrors, portals, cameras,
1653 // distortion effects, etc) omit such debugging information
1656 // these define which values to use in GL_CullFace calls to request frontface or backface culling
1660 // render quality (0 to 1) - affects r_drawparticles_drawdistance and others
1665 typedef struct r_refdef_viewcache_s
1667 // updated by gl_main_newmap()
1669 int world_numclusters;
1670 int world_numclusterbytes;
1672 int world_numsurfaces;
1674 // these properties are generated by R_View_Update()
1676 // which entities are currently visible for this viewpoint
1677 // (the used range is 0...r_refdef.scene.numentities)
1678 unsigned char *entityvisible;
1680 // flag arrays used for visibility checking on world model
1681 // (all other entities have no per-surface/per-leaf visibility checks)
1682 unsigned char *world_pvsbits;
1683 unsigned char *world_leafvisible;
1684 unsigned char *world_surfacevisible;
1685 // if true, the view is currently in a leaf without pvs data
1686 qboolean world_novis;
1688 r_refdef_viewcache_t;
1690 // TODO: really think about which fields should go into scene and which one should stay in refdef [1/7/2008 Black]
1691 // maybe also refactor some of the functions to support different setting sources (ie. fogenabled, etc.) for different scenes
1692 typedef struct r_refdef_scene_s {
1693 // whether to call S_ExtraUpdate during render to reduce sound chop
1694 qboolean extraupdate;
1696 // (client gameworld) time for rendering time based effects
1700 entity_render_t *worldentity;
1702 // same as worldentity->model
1703 dp_model_t *worldmodel;
1705 // renderable entities (excluding world)
1706 entity_render_t **entities;
1710 // field of temporary entities that is reset each (client) frame
1711 entity_render_t *tempentities;
1712 int numtempentities;
1713 int maxtempentities;
1715 // renderable dynamic lights
1716 rtlight_t *lights[MAX_DLIGHTS];
1717 rtlight_t templights[MAX_DLIGHTS];
1720 // intensities for light styles right now, controls rtlights
1721 float rtlightstylevalue[MAX_LIGHTSTYLES]; // float fraction of base light value
1722 // 8.8bit fixed point intensities for light styles
1723 // controls intensity lightmap layers
1724 unsigned short lightstylevalue[MAX_LIGHTSTYLES]; // 8.8 fraction of base light value
1729 qboolean rtworldshadows;
1731 qboolean rtdlightshadows;
1734 typedef struct r_refdef_s
1736 // these fields define the basic rendering information for the world
1737 // but not the view, which could change multiple times in one rendered
1738 // frame (for example when rendering textures for certain effects)
1740 // these are set for water warping before
1741 // frustum_x/frustum_y are calculated
1742 float frustumscale_x, frustumscale_y;
1744 // current view settings (these get reset a few times during rendering because of water rendering, reflections, etc)
1745 r_refdef_view_t view;
1746 r_refdef_viewcache_t viewcache;
1748 // minimum visible distance (pixels closer than this disappear)
1750 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1751 // in 32bpp an infinite-farclip matrix is used instead)
1754 // fullscreen color blend
1757 r_refdef_scene_t scene;
1760 float fogplaneviewdist;
1761 qboolean fogplaneviewabove;
1762 float fogheightfade;
1765 float fograngerecip;
1766 float fogmasktabledistmultiplier;
1767 #define FOGMASKTABLEWIDTH 1024
1768 float fogmasktable[FOGMASKTABLEWIDTH];
1769 float fogmasktable_start, fogmasktable_alpha, fogmasktable_range, fogmasktable_density;
1778 float fog_fadedepth;
1779 qboolean fogenabled;
1780 qboolean oldgl_fogenable;
1782 // new flexible texture height fog (overrides normal fog)
1783 char fog_height_texturename[64]; // note: must be 64 for the sscanf code
1784 unsigned char *fog_height_table1d;
1785 unsigned char *fog_height_table2d;
1786 int fog_height_tablesize; // enable
1787 float fog_height_tablescale;
1788 float fog_height_texcoordscale;
1789 char fogheighttexturename[64]; // detects changes to active fog height texture
1791 int draw2dstage; // 0 = no, 1 = yes, other value = needs setting up again
1793 // true during envmap command capture
1796 // brightness of world lightmaps and related lighting
1797 // (often reduced when world rtlights are enabled)
1798 float lightmapintensity;
1799 // whether to draw world lights realtime, dlights realtime, and their shadows
1800 float polygonfactor;
1801 float polygonoffset;
1802 float shadowpolygonfactor;
1803 float shadowpolygonoffset;
1805 // rendering stats for r_speeds display
1806 // (these are incremented in many places)
1807 r_refdef_stats_t stats;
1811 extern r_refdef_t r_refdef;