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"
27 // LordHavoc: 256 dynamic lights
28 #define MAX_DLIGHTS 256
30 // flags for rtlight rendering
31 #define LIGHTFLAG_NORMALMODE 1
32 #define LIGHTFLAG_REALTIMEMODE 2
34 typedef struct effect_s
43 // these are for interpolation
53 // draw this as lightning polygons, or a model?
55 struct model_s *model;
61 typedef struct rtlight_s
63 // shadow volumes are done entirely in model space, so there are no matrices for dealing with them... they just use the origin
65 // note that the world to light matrices are inversely scaled (divided) by lightradius
68 // matrix for transforming world coordinates to light filter coordinates
69 matrix4x4_t matrix_worldtolight;
70 // typically 1 1 1, can be lower (dim) or higher (overbright)
72 // size of the light (remove?)
76 // light style to monitor for brightness
78 // whether light should render shadows
80 // intensity of corona to render
82 // radius scale of corona to render (1.0 means same as light radius)
83 vec_t coronasizescale;
84 // ambient intensity to render
86 // diffuse intensity to render
88 // specular intensity to render
93 // generated properties
94 // used only for shadow volumes
101 // squared cullradius
104 // rendering properties, updated each time a light is rendered
105 // this is rtlight->color * d_lightstylevalue
107 // this is R_Shadow_Cubemap(rtlight->cubemapname)
108 rtexture_t *currentcubemap;
111 // true if this light should be compiled as a static light
113 // true if this is a compiled world light, cleared if the light changes
115 // premade shadow volumes to render for world entity
116 shadowmesh_t *static_meshchain_shadow;
117 // used for visibility testing (more exact than bbox)
119 int static_numleafpvsbytes;
120 int *static_leaflist;
121 unsigned char *static_leafpvs;
122 // surfaces seen by light
123 int static_numsurfaces;
124 int *static_surfacelist;
128 typedef struct dlight_s
130 // destroy light after this time
133 // the entity that owns this light (can be NULL)
135 struct entity_render_s *ent;
137 // (worldlight: saved to .rtlights file)
139 // worldlight orientation
141 // (worldlight: saved to .rtlights file)
143 // dlight orientation/scaling/location
147 // (worldlight: saved to .rtlights file)
149 // cubemap number to use on this light
152 // cubemap name to use on this light
154 // (worldlight: saved to .rtlights file)
155 char cubemapname[64];
156 // make light flash while selected
159 // brightness (not really radius anymore)
160 // (worldlight: saved to .rtlights file)
162 // drop radius this much each second
165 // light style which controls intensity of this light
166 // (worldlight: saved to .rtlights file)
169 // (worldlight: saved to .rtlights file)
172 // (worldlight: saved to .rtlights file)
174 // radius scale of corona to render (1.0 means same as light radius)
175 // (worldlight: saved to .rtlights file)
176 vec_t coronasizescale;
177 // ambient intensity to render
178 // (worldlight: saved to .rtlights file)
180 // diffuse intensity to render
181 // (worldlight: saved to .rtlights file)
183 // specular intensity to render
184 // (worldlight: saved to .rtlights file)
187 // (worldlight: saved to .rtlights file)
189 // linked list of world lights
191 struct dlight_s *next;
192 // embedded rtlight struct for renderer
198 typedef struct frameblend_s
205 // LordHavoc: this struct is intended for the renderer but some fields are
206 // used by the client.
207 typedef struct entity_render_s
213 // transform matrix for model to world
215 // transform matrix for world to model
216 matrix4x4_t inversematrix;
217 // opacity (alpha) of the model
219 // size the model is shown
224 // current uninterpolated animation frame (for things which do not use interpolation)
226 // entity shirt and pants colors (-1 if not colormapped)
228 // literal colors for renderer
229 vec3_t colormap_pantscolor;
230 vec3_t colormap_shirtcolor;
231 // light, particles, etc
238 // colormod tinting of models
241 // interpolated animation
243 // frame that the model is interpolating from
245 // frame that the model is interpolating to
247 // interpolation factor, usually computed from frame2time
249 // time frame1 began playing (for framegroup animations)
251 // time frame2 began playing (for framegroup animations)
254 // calculated by the renderer (but not persistent)
256 // calculated during R_AddModelEntities
258 // 4 frame numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use frame instead
259 frameblend_t frameblend[4];
261 // current lighting from map
262 vec3_t modellight_ambient;
263 vec3_t modellight_diffuse; // q3bsp
264 vec3_t modellight_lightdir; // q3bsp
268 typedef struct entity_persistent_s
277 // muzzleflash fading
280 // interpolated movement
282 // start time of move
284 // time difference from start to end of move
286 // the move itself, start and end
294 typedef struct entity_s
297 // baseline state (default values)
298 entity_state_t state_baseline;
299 // previous state (interpolating from this)
300 entity_state_t state_previous;
301 // current state (interpolating to this)
302 entity_state_t state_current;
304 // used for regenerating parts of render
305 entity_persistent_t persistent;
307 // the only data the renderer should know about
308 entity_render_t render;
312 typedef struct usercmd_s
316 // intended velocities
321 vec3_t cursor_screen;
324 vec3_t cursor_impact;
325 vec3_t cursor_normal;
326 vec_t cursor_fraction;
327 int cursor_entitynumber;
334 qboolean applied; // if false we're still accumulating a move
337 typedef struct lightstyle_s
340 char map[MAX_STYLESTRING];
343 typedef struct scoreboard_s
345 char name[MAX_SCOREBOARDNAME];
347 int colors; // two 4 bit fields
350 char qw_userinfo[MAX_USERINFO_STRING];
356 char qw_skin[MAX_QPATH];
359 typedef struct cshift_s
362 float percent; // 0-256
365 #define CSHIFT_CONTENTS 0
366 #define CSHIFT_DAMAGE 1
367 #define CSHIFT_BONUS 2
368 #define CSHIFT_POWERUP 3
369 #define CSHIFT_VCSHIFT 4
370 #define NUM_CSHIFTS 5
372 #define NAME_LENGTH 64
376 // client_state_t should hold all pieces of the client state
379 #define SIGNONS 4 // signon messages to receive before connected
382 #define MAX_DEMONAME 16
384 typedef enum cactive_e
386 ca_dedicated, // a dedicated server with no ability to start a client
387 ca_disconnected, // full screen console with no connection
388 ca_connected // valid netcon, talking to a server
392 typedef enum qw_downloadtype_e
402 typedef enum capturevideoformat_e
404 CAPTUREVIDEOFORMAT_TARGA,
405 CAPTUREVIDEOFORMAT_JPEG,
406 CAPTUREVIDEOFORMAT_RAWRGB,
407 CAPTUREVIDEOFORMAT_RAWYV12,
408 CAPTUREVIDEOFORMAT_AVI_I420
410 capturevideoformat_t;
412 typedef struct capturevideostate_s
416 // for AVI saving some values have to be written after capture ends
417 fs_offset_t videofile_totalframes_offset1;
418 fs_offset_t videofile_totalframes_offset2;
419 fs_offset_t videofile_totalsampleframes_offset;
424 capturevideoformat_t format;
427 int soundsampleframe; // for AVI saving
428 unsigned char *buffer;
429 sizebuf_t riffbuffer;
430 unsigned char riffbufferdata[128];
431 // note: riffindex buffer has an allocated ->data member, not static like most!
432 sizebuf_t riffindexbuffer;
434 fs_offset_t riffstackstartoffset[4];
435 short rgbtoyuvscaletable[3][3][256];
436 unsigned char yuvnormalizetable[3][256];
442 // the client_static_t structure is persistent through an arbitrary number
443 // of server connections
445 typedef struct client_static_s
449 // all client memory allocations go in these pools
450 mempool_t *levelmempool;
451 mempool_t *permanentmempool;
454 // -1 = don't play demos
456 // list of demos in loop
457 char demos[MAX_DEMOS][MAX_DEMONAME];
458 // the actively playing demo (set by CL_PlayDemo_f)
461 // demo recording info must be here, because record is started before
462 // entering a map (and clearing client_state_t)
463 qboolean demorecording;
464 qboolean demoplayback;
466 // -1 = use normal cd track
469 // to meter out one message a frame
471 // host_framecount at start
473 // realtime at second frame of timedemo (LordHavoc: changed to double)
475 // LordHavoc: for measuring maxfps
476 double td_minframetime;
477 // LordHavoc: for measuring minfps
478 double td_maxframetime;
479 // LordHavoc: pausedemo
482 qboolean connect_trying;
483 int connect_remainingtries;
484 double connect_nextsendtime;
485 lhnetsocket_t *connect_mysocket;
486 lhnetaddress_t connect_address;
487 // protocol version of the server we're connected to
488 // (kept outside client_state_t because it's used between levels)
489 protocolversion_t protocol;
491 // connection information
494 // network connection
497 // quakeworld stuff below
499 // value of "qport" cvar at time of connection
501 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
502 int qw_incoming_sequence;
503 int qw_outgoing_sequence;
505 // current file download buffer (only saved when file is completed)
506 char qw_downloadname[MAX_QPATH];
507 unsigned char *qw_downloadmemory;
508 int qw_downloadmemorycursize;
509 int qw_downloadmemorymaxsize;
510 int qw_downloadnumber;
511 int qw_downloadpercent;
512 qw_downloadtype_t qw_downloadtype;
514 // current file upload buffer (for uploading screenshots to server)
515 unsigned char *qw_uploaddata;
520 // this normally contains the following keys in quakeworld:
521 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
522 char userinfo[MAX_USERINFO_STRING];
524 // video capture stuff
525 capturevideostate_t capturevideo;
529 extern client_static_t cls;
531 typedef struct client_movementqueue_s
541 client_movementqueue_t;
547 qboolean drawenginesbar;
548 qboolean drawcrosshair;
551 typedef struct qw_usercmd_s
554 short forwardmove, sidemove, upmove;
555 unsigned char padding1[2];
557 unsigned char buttons;
558 unsigned char impulse;
559 unsigned char padding2;
565 PARTICLE_BILLBOARD = 0,
567 PARTICLE_ORIENTED_DOUBLESIDED = 2,
580 typedef struct particletype_s
583 porientation_t orientation;
590 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
594 typedef struct particle_s
596 particletype_t *type;
599 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
601 float sizeincrease; // rate of size change per second
602 float alpha; // 0-255
603 float alphafade; // how much alpha reduces per second
604 float time2; // used for snow fluttering and decal fade
605 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)
606 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
607 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
608 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
609 unsigned char color[4];
610 unsigned short owner; // decal stuck to this entity
611 model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
612 vec3_t relativeorigin; // decal at this location in entity's coordinate space
613 vec3_t relativedirection; // decal oriented this way relative to entity's coordinate space
617 typedef enum cl_parsingtextmode_e
619 CL_PARSETEXTMODE_NONE,
620 CL_PARSETEXTMODE_PING,
621 CL_PARSETEXTMODE_STATUS,
622 CL_PARSETEXTMODE_STATUS_PLAYERID,
623 CL_PARSETEXTMODE_STATUS_PLAYERIP
625 cl_parsingtextmode_t;
628 // the client_state_t structure is wiped completely at every
631 typedef struct client_state_s
633 // true if playing in a local game and no one else is connected
636 // when connecting to the server throw out the first couple move messages
637 // so the player doesn't accidentally do something the first frame
640 // send a clc_nop periodically until connected
643 // current input to send to the server
646 // information for local display
648 int stats[MAX_CL_STATS];
649 // last known inventory bit flags, for blinking
651 // cl.time of acquiring item, for blinking
652 float item_gettime[32];
653 // last known STAT_ACTIVEWEAPON
655 // cl.time of changing STAT_ACTIVEWEAPON
657 // use pain anim frame if cl.time < this
659 // for stair smoothing
662 // color shifts for damage, powerups
663 cshift_t cshifts[NUM_CSHIFTS];
665 cshift_t prev_cshifts[NUM_CSHIFTS];
667 // the client maintains its own idea of view angles, which are
668 // sent to the server each frame. The server sets punchangle when
669 // the view is temporarily offset, and an angle reset commands at the start
670 // of each level and after teleporting.
672 // mviewangles is read from demo
673 // viewangles is either client controlled or lerped from mviewangles
674 vec3_t mviewangles[2], viewangles;
675 // update by server, used by qc to do weapon recoil
676 vec3_t mpunchangle[2], punchangle;
677 // update by server, can be used by mods to kick view around
678 vec3_t mpunchvector[2], punchvector;
679 // update by server, used for lean+bob (0 is newest)
680 vec3_t mvelocity[2], velocity;
681 // update by server, can be used by mods for zooming
682 vec_t mviewzoom[2], viewzoom;
683 // if true interpolation the mviewangles and other interpolation of the
684 // player is disabled until the next network packet
685 // this is used primarily by teleporters, and when spectating players
686 // special checking of the old fixangle[1] is used to differentiate
687 // between teleporting and spectating
688 qboolean fixangle[2];
690 // client movement simulation
691 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
692 // set by CL_ClientMovement_Replay functions
693 qboolean movement_predicted;
694 // this is set true by svc_time parsing and causes a new movement to be
695 // queued for prediction purposes
696 qboolean movement_needupdate;
697 // indicates the queue has been updated and should be replayed
698 qboolean movement_replay;
699 // timestamps of latest two predicted moves for interpolation
700 double movement_time[2];
701 // simulated data (this is valid even if cl.movement is false)
702 vec3_t movement_origin;
703 vec3_t movement_oldorigin;
704 vec3_t movement_velocity;
705 // queue of proposed moves
706 int movement_numqueue;
707 client_movementqueue_t movement_queue[256];
709 int servermovesequence;
710 // whether the replay should allow a jump at the first sequence
711 qboolean movement_replay_canjump;
713 // pitch drifting vars
720 //[515]: added for csqc purposes
721 float sensitivityscale;
722 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
723 qboolean csqc_wantsmousemove;
724 struct model_s *csqc_model_precache[MAX_MODELS];
726 // local amount for smoothing stepups
735 qboolean oldonground;
736 double lastongroundtime;
737 double hitgroundtime;
739 // don't change view angle, full screen, etc
741 // latched at intermission start
742 double completed_time;
744 // the timestamp of the last two messages
747 // clients view of time, time should be between mtime[0] and mtime[1] to
748 // generate a lerp point for other data, oldtime is the previous frame's
749 // value of time, frametime is the difference between time and oldtime
750 double time, oldtime;
751 // how long it has been since the previous client frame in real time
752 // (not game time, for that use cl.time - cl.oldtime)
753 double realframetime;
755 // copy of realtime from last recieved message, for net trouble icon
756 float last_received_message;
758 // information that is static for the entire time connected to a server
759 struct model_s *model_precache[MAX_MODELS];
760 struct sfx_s *sound_precache[MAX_SOUNDS];
762 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
763 char model_name[MAX_MODELS][MAX_QPATH];
764 char sound_name[MAX_SOUNDS][MAX_QPATH];
766 // for display on solo scoreboard
768 // cl_entitites[cl.viewentity] = player
770 // the real player entity (normally same as viewentity,
771 // different than viewentity if mod uses chasecam or other tricks)
773 // max players that can be in this game
775 // type of game (deathmatch, coop, singleplayer)
778 // models and sounds used by engine code (particularly cl_parse.c)
780 model_t *model_bolt2;
781 model_t *model_bolt3;
784 sfx_t *sfx_knighthit;
791 // refresh related state
793 // cl_entitites[0].model
794 struct model_s *worldmodel;
800 int cdtrack, looptrack;
805 scoreboard_t *scores;
807 // keep track of svc_print parsing state (analyzes ping reports and status reports)
808 cl_parsingtextmode_t parsingtextmode;
809 int parsingtextplayerindex;
810 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
811 // (which could eat the wrong ping report if the player issues one
812 // manually, but they would still see a ping report, just a later one
813 // caused by the scoreboard code rather than the one they intentionally
815 int parsingtextexpectingpingforscores;
817 // entity database stuff
818 // latest received entity frame numbers
819 #define LATESTFRAMENUMS 3
820 int latestframenums[LATESTFRAMENUMS];
821 entityframe_database_t *entitydatabase;
822 entityframe4_database_t *entitydatabase4;
823 entityframeqw_database_t *entitydatabaseqw;
825 // keep track of quake entities because they need to be killed if they get stale
827 unsigned char isquakeentity[MAX_EDICTS];
829 // bounding boxes for clientside movement
830 vec3_t playerstandmins;
831 vec3_t playerstandmaxs;
832 vec3_t playercrouchmins;
833 vec3_t playercrouchmaxs;
836 int max_csqcentities;
837 int max_static_entities;
838 int max_temp_entities;
843 int max_brushmodel_entities;
847 entity_t *csqcentities; //[515]: csqc
848 unsigned char *entities_active;
849 unsigned char *csqcentities_active; //[515]: csqc
850 entity_t *static_entities;
851 entity_t *temp_entities;
852 cl_effect_t *effects;
855 lightstyle_t *lightstyle;
856 int *brushmodel_entities;
857 particle_t *particles;
860 int num_csqcentities; //[515]: csqc
861 int num_static_entities;
862 int num_temp_entities;
863 int num_brushmodel_entities;
873 // local copy of the server infostring
874 char qw_serverinfo[MAX_SERVERINFO_STRING];
876 // time of last qw "pings" command sent to server while showing scores
877 double last_ping_request;
879 // used during connect
882 // updated from serverinfo
885 // indicates whether the player is spectating
886 qboolean qw_spectator;
888 // movement parameters for client prediction
889 float qw_movevars_gravity;
890 float qw_movevars_stopspeed;
891 float qw_movevars_maxspeed; // can change during play
892 float qw_movevars_spectatormaxspeed;
893 float qw_movevars_accelerate;
894 float qw_movevars_airaccelerate;
895 float qw_movevars_wateraccelerate;
896 float qw_movevars_friction;
897 float qw_movevars_waterfriction;
898 float qw_movevars_entgravity; // can change during play
900 // models used by qw protocol
901 int qw_modelindex_spike;
902 int qw_modelindex_player;
903 int qw_modelindex_flag;
904 int qw_modelindex_s_explod;
906 vec3_t qw_intermission_origin;
907 vec3_t qw_intermission_angles;
909 // 255 is the most nails the QW protocol could send
911 vec_t qw_nails[255][6];
915 int qw_validsequence;
917 qw_usercmd_t qw_moves[QW_UPDATE_BACKUP];
919 int qw_deltasequence[QW_UPDATE_BACKUP];
926 extern cvar_t cl_name;
927 extern cvar_t cl_color;
928 extern cvar_t cl_rate;
929 extern cvar_t cl_pmodel;
930 extern cvar_t cl_playermodel;
931 extern cvar_t cl_playerskin;
933 extern cvar_t rcon_password;
934 extern cvar_t rcon_address;
936 extern cvar_t cl_upspeed;
937 extern cvar_t cl_forwardspeed;
938 extern cvar_t cl_backspeed;
939 extern cvar_t cl_sidespeed;
941 extern cvar_t cl_movespeedkey;
943 extern cvar_t cl_yawspeed;
944 extern cvar_t cl_pitchspeed;
946 extern cvar_t cl_anglespeedkey;
948 extern cvar_t cl_autofire;
950 extern cvar_t cl_shownet;
951 extern cvar_t cl_nolerp;
953 extern cvar_t cl_pitchdriftspeed;
954 extern cvar_t lookspring;
955 extern cvar_t lookstrafe;
956 extern cvar_t sensitivity;
958 extern cvar_t freelook;
960 extern cvar_t m_pitch;
962 extern cvar_t m_forward;
963 extern cvar_t m_side;
965 extern cvar_t cl_autodemo;
966 extern cvar_t cl_autodemo_nameformat;
968 extern cvar_t r_draweffects;
970 extern cvar_t cl_explosions_alpha_start;
971 extern cvar_t cl_explosions_alpha_end;
972 extern cvar_t cl_explosions_size_start;
973 extern cvar_t cl_explosions_size_end;
974 extern cvar_t cl_explosions_lifetime;
975 extern cvar_t cl_stainmaps;
976 extern cvar_t cl_stainmaps_clearonload;
978 extern cvar_t cl_prydoncursor;
980 extern client_state_t cl;
982 extern void CL_AllocDlight (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);
984 //=============================================================================
990 void CL_Shutdown (void);
993 void CL_EstablishConnection(const char *host);
995 void CL_Disconnect (void);
996 void CL_Disconnect_f (void);
998 void CL_BoundingBoxForEntity(entity_render_t *ent);
1003 typedef struct kbutton_s
1005 int down[2]; // key nums holding it down
1006 int state; // low bit is down state
1010 extern kbutton_t in_mlook, in_klook;
1011 extern kbutton_t in_strafe;
1012 extern kbutton_t in_speed;
1014 void CL_InitInput (void);
1015 void CL_SendMove (void);
1017 void CL_ValidateState(entity_state_t *s);
1018 void CL_MoveLerpEntityStates(entity_t *ent);
1019 void CL_LerpUpdate(entity_t *e);
1020 void CL_ParseTEnt (void);
1021 void CL_NewBeam (int ent, vec3_t start, vec3_t end, model_t *m, int lightning);
1022 void CL_RelinkBeams (void);
1023 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1025 void CL_ClearTempEntities (void);
1026 entity_t *CL_NewTempEntity (void);
1028 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1030 void CL_ClearState (void);
1031 void CL_ExpandEntities(int num);
1032 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1035 int CL_ReadFromServer (void);
1036 void CL_WriteToServer (void);
1037 void CL_Move (void);
1038 extern qboolean cl_ignoremousemove;
1041 float CL_KeyState (kbutton_t *key);
1042 const char *Key_KeynumToString (int keynum);
1043 int Key_StringToKeynum (const char *str);
1048 void CL_StopPlayback(void);
1049 void CL_ReadDemoMessage(void);
1050 void CL_WriteDemoMessage(void);
1052 void CL_NextDemo(void);
1053 void CL_Stop_f(void);
1054 void CL_Record_f(void);
1055 void CL_PlayDemo_f(void);
1056 void CL_TimeDemo_f(void);
1061 void CL_Parse_Init(void);
1062 void CL_Parse_Shutdown(void);
1063 void CL_ParseServerMessage(void);
1064 void CL_Parse_DumpPacket(void);
1065 void CL_Parse_ErrorCleanUp(void);
1066 void QW_CL_StartUpload(unsigned char *data, int size);
1067 extern cvar_t qport;
1072 void V_StartPitchDrift (void);
1073 void V_StopPitchDrift (void);
1076 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1077 void V_UpdateBlends (void);
1078 void V_ParseDamage (void);
1084 extern cvar_t cl_particles;
1085 extern cvar_t cl_particles_quality;
1086 extern cvar_t cl_particles_size;
1087 extern cvar_t cl_particles_quake;
1088 extern cvar_t cl_particles_blood;
1089 extern cvar_t cl_particles_blood_alpha;
1090 extern cvar_t cl_particles_blood_bloodhack;
1091 extern cvar_t cl_particles_bulletimpacts;
1092 extern cvar_t cl_particles_explosions_bubbles;
1093 extern cvar_t cl_particles_explosions_smoke;
1094 extern cvar_t cl_particles_explosions_sparks;
1095 extern cvar_t cl_particles_explosions_shell;
1096 extern cvar_t cl_particles_smoke;
1097 extern cvar_t cl_particles_smoke_alpha;
1098 extern cvar_t cl_particles_smoke_alphafade;
1099 extern cvar_t cl_particles_sparks;
1100 extern cvar_t cl_particles_bubbles;
1101 extern cvar_t cl_decals;
1102 extern cvar_t cl_decals_time;
1103 extern cvar_t cl_decals_fadetime;
1105 void CL_Particles_Clear(void);
1106 void CL_Particles_Init(void);
1107 void CL_Particles_Shutdown(void);
1109 typedef enum effectnameindex_s
1113 EFFECT_TE_GUNSHOTQUAD,
1115 EFFECT_TE_SPIKEQUAD,
1116 EFFECT_TE_SUPERSPIKE,
1117 EFFECT_TE_SUPERSPIKEQUAD,
1119 EFFECT_TE_KNIGHTSPIKE,
1120 EFFECT_TE_EXPLOSION,
1121 EFFECT_TE_EXPLOSIONQUAD,
1122 EFFECT_TE_TAREXPLOSION,
1124 EFFECT_TE_LAVASPLASH,
1125 EFFECT_TE_SMALLFLASH,
1130 EFFECT_TE_PLASMABURN,
1132 EFFECT_TE_TEI_SMOKE,
1133 EFFECT_TE_TEI_BIGEXPLOSION,
1134 EFFECT_TE_TEI_PLASMAHIT,
1140 EFFECT_TR_SLIGHTBLOOD,
1141 EFFECT_TR_KNIGHTSPIKE,
1142 EFFECT_TR_VORESPIKE,
1143 EFFECT_TR_NEHAHRASMOKE,
1144 EFFECT_TR_NEXUIZPLASMA,
1145 EFFECT_TR_GLOWTRAIL,
1146 EFFECT_SVC_PARTICLE,
1151 int CL_ParticleEffectIndexForName(const char *name);
1152 const char *CL_ParticleEffectNameForIndex(int i);
1153 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);
1154 void CL_ParseParticleEffect (void);
1155 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);
1156 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1157 void CL_EntityParticles (const entity_t *ent);
1158 void CL_ParticleExplosion (const vec3_t org);
1159 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1160 void CL_MoveParticles(void);
1161 void R_MoveExplosions(void);
1162 void R_NewExplosion(const vec3_t org);
1164 #include "cl_screen.h"
1166 extern qboolean sb_showscores;
1168 #define NUMCROSSHAIRS 32
1169 extern cachepic_t *r_crosshairs[NUMCROSSHAIRS+1];
1171 #define FOGTABLEWIDTH 1024
1172 extern int fogtableindex;
1173 #define VERTEXFOGTABLE(dist) (fogtableindex = (int)((dist) * r_refdef.fogtabledistmultiplier), r_refdef.fogtable[bound(0, fogtableindex, FOGTABLEWIDTH - 1)])
1175 typedef struct r_refdef_stats_s
1178 int entities_surfaces;
1179 int entities_triangles;
1184 int meshes_elements;
1187 int lights_scissored;
1188 int lights_lighttriangles;
1189 int lights_shadowtriangles;
1190 int lights_dynamicshadowtriangles;
1192 int bloom_copypixels;
1193 int bloom_drawpixels;
1197 typedef struct r_refdef_s
1199 // these fields define the basic rendering information for the world
1200 // but not the view, which could change multiple times in one rendered
1201 // frame (for example when rendering textures for certain effects)
1203 // these are set for water warping before
1204 // frustum_x/frustum_y are calculated
1205 float frustumscale_x, frustumscale_y;
1207 // minimum visible distance (pixels closer than this disappear)
1209 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1210 // in 32bpp an infinite-farclip matrix is used instead)
1213 // fullscreen color blend
1216 // whether to call S_ExtraUpdate during render to reduce sound chop
1217 qboolean extraupdate;
1219 // client gameworld time for rendering time based effects
1223 entity_render_t *worldentity;
1225 // same as worldentity->model
1226 model_t *worldmodel;
1228 // renderable entities (excluding world)
1229 entity_render_t **entities;
1233 // renderable dynamic lights
1234 dlight_t *lights[MAX_DLIGHTS];
1237 // 8.8bit fixed point intensities for light styles
1238 // controls intensity of dynamic lights and lightmap layers
1239 unsigned short lightstylevalue[256]; // 8.8 fraction of base light value
1243 vec_t fograngerecip;
1244 vec_t fogtabledistmultiplier;
1245 float fogtable[FOGTABLEWIDTH];
1250 qboolean fogenabled;
1251 qboolean oldgl_fogenable;
1253 qboolean draw2dstage;
1255 // true during envmap command capture
1258 // brightness of world lightmaps and related lighting
1259 // (often reduced when world rtlights are enabled)
1260 float lightmapintensity;
1261 // whether to draw world lights realtime, dlights realtime, and their shadows
1263 qboolean rtworldshadows;
1265 qboolean rtdlightshadows;
1266 float polygonfactor;
1267 float polygonoffset;
1268 float shadowpolygonfactor;
1269 float shadowpolygonoffset;
1271 // rendering stats for r_speeds display
1272 // (these are incremented in many places)
1273 r_refdef_stats_t stats;
1277 typedef struct r_view_s
1279 // view information (changes multiple times per frame)
1280 // if any of these variables change then r_viewcache must be regenerated
1281 // by calling R_View_Update
1282 // (which also updates viewport, scissor, colormask)
1284 // it is safe and expected to copy this into a structure on the stack and
1285 // call the renderer recursively, then restore from the stack afterward
1286 // (as long as R_View_Update is called)
1288 // eye position information
1295 mplane_t frustum[5];
1296 float frustum_x, frustum_y;
1298 // screen area to render in
1306 // which color components to allow (for anaglyph glasses)
1309 // global RGB color multiplier for rendering, this is required by HDR
1314 typedef struct r_viewcache_s
1316 // these properties are generated by R_View_Update()
1318 // which entities are currently visible for this viewpoint
1319 // (the used range is 0...r_refdef.numentities)
1320 unsigned char entityvisible[MAX_EDICTS];
1321 // flag arrays used for visibility checking on world model
1322 // (all other entities have no per-surface/per-leaf visibility checks)
1323 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_clusters
1324 unsigned char world_pvsbits[(32768+7)>>3];
1325 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_leafs
1326 unsigned char world_leafvisible[32768];
1327 // TODO: dynamic resize according to r_refdef.worldmodel->num_surfaces
1328 unsigned char world_surfacevisible[262144];
1329 // if true, the view is currently in a leaf without pvs data
1330 qboolean world_novis;
1334 extern r_refdef_t r_refdef;
1335 extern r_view_t r_view;
1336 extern r_viewcache_t r_viewcache;