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 // this is the maximum number of input packets that can be lost without a
32 #define CL_MAX_USERCMDS 16
34 // flags for rtlight rendering
35 #define LIGHTFLAG_NORMALMODE 1
36 #define LIGHTFLAG_REALTIMEMODE 2
38 typedef struct effect_s
47 // these are for interpolation
57 // draw this as lightning polygons, or a model?
59 struct model_s *model;
65 typedef struct rtlight_s
67 // shadow volumes are done entirely in model space, so there are no matrices for dealing with them... they just use the origin
69 // note that the world to light matrices are inversely scaled (divided) by lightradius
72 // matrix for transforming world coordinates to light filter coordinates
73 matrix4x4_t matrix_worldtolight;
74 // typically 1 1 1, can be lower (dim) or higher (overbright)
76 // size of the light (remove?)
80 // light style to monitor for brightness
82 // whether light should render shadows
84 // intensity of corona to render
86 // radius scale of corona to render (1.0 means same as light radius)
87 vec_t coronasizescale;
88 // ambient intensity to render
90 // diffuse intensity to render
92 // specular intensity to render
97 // generated properties
98 // used only for shadow volumes
105 // squared cullradius
108 // rendering properties, updated each time a light is rendered
109 // this is rtlight->color * d_lightstylevalue
111 // this is R_Shadow_Cubemap(rtlight->cubemapname)
112 rtexture_t *currentcubemap;
115 // true if this light should be compiled as a static light
117 // true if this is a compiled world light, cleared if the light changes
119 // premade shadow volumes to render for world entity
120 shadowmesh_t *static_meshchain_shadow;
121 // used for visibility testing (more exact than bbox)
123 int static_numleafpvsbytes;
124 int *static_leaflist;
125 unsigned char *static_leafpvs;
126 // surfaces seen by light
127 int static_numsurfaces;
128 int *static_surfacelist;
132 typedef struct dlight_s
134 // destroy light after this time
137 // the entity that owns this light (can be NULL)
139 struct entity_render_s *ent;
141 // (worldlight: saved to .rtlights file)
143 // worldlight orientation
145 // (worldlight: saved to .rtlights file)
147 // dlight orientation/scaling/location
151 // (worldlight: saved to .rtlights file)
153 // cubemap number to use on this light
156 // cubemap name to use on this light
158 // (worldlight: saved to .rtlights file)
159 char cubemapname[64];
160 // make light flash while selected
163 // brightness (not really radius anymore)
164 // (worldlight: saved to .rtlights file)
166 // drop intensity this much each second
169 // intensity value which is dropped over time
172 // initial values for intensity to modify
176 // light style which controls intensity of this light
177 // (worldlight: saved to .rtlights file)
180 // (worldlight: saved to .rtlights file)
183 // (worldlight: saved to .rtlights file)
185 // radius scale of corona to render (1.0 means same as light radius)
186 // (worldlight: saved to .rtlights file)
187 vec_t coronasizescale;
188 // ambient intensity to render
189 // (worldlight: saved to .rtlights file)
191 // diffuse intensity to render
192 // (worldlight: saved to .rtlights file)
194 // specular intensity to render
195 // (worldlight: saved to .rtlights file)
198 // (worldlight: saved to .rtlights file)
200 // linked list of world lights
202 struct dlight_s *next;
203 // embedded rtlight struct for renderer
209 typedef struct frameblend_s
216 // LordHavoc: this struct is intended for the renderer but some fields are
217 // used by the client.
218 typedef struct entity_render_s
224 // transform matrix for model to world
226 // transform matrix for world to model
227 matrix4x4_t inversematrix;
228 // opacity (alpha) of the model
230 // size the model is shown
235 // current uninterpolated animation frame (for things which do not use interpolation)
237 // entity shirt and pants colors (-1 if not colormapped)
239 // literal colors for renderer
240 vec3_t colormap_pantscolor;
241 vec3_t colormap_shirtcolor;
242 // light, particles, etc
249 // colormod tinting of models
252 // interpolated animation
254 // frame that the model is interpolating from
256 // frame that the model is interpolating to
258 // interpolation factor, usually computed from frame2time
260 // time frame1 began playing (for framegroup animations)
262 // time frame2 began playing (for framegroup animations)
265 // calculated by the renderer (but not persistent)
267 // calculated during R_AddModelEntities
269 // 4 frame numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use frame instead
270 frameblend_t frameblend[4];
272 // current lighting from map
273 vec3_t modellight_ambient;
274 vec3_t modellight_diffuse; // q3bsp
275 vec3_t modellight_lightdir; // q3bsp
279 typedef struct entity_persistent_s
286 // muzzleflash fading
289 // interpolated movement
291 // start time of move
293 // time difference from start to end of move
295 // the move itself, start and end
303 typedef struct entity_s
305 // baseline state (default values)
306 entity_state_t state_baseline;
307 // previous state (interpolating from this)
308 entity_state_t state_previous;
309 // current state (interpolating to this)
310 entity_state_t state_current;
312 // used for regenerating parts of render
313 entity_persistent_t persistent;
315 // the only data the renderer should know about
316 entity_render_t render;
320 typedef struct usercmd_s
324 // intended velocities
329 vec3_t cursor_screen;
332 vec3_t cursor_impact;
333 vec3_t cursor_normal;
334 vec_t cursor_fraction;
335 int cursor_entitynumber;
339 int msec; // for qw moves
343 qboolean applied; // if false we're still accumulating a move
346 typedef struct lightstyle_s
349 char map[MAX_STYLESTRING];
352 typedef struct scoreboard_s
354 char name[MAX_SCOREBOARDNAME];
356 int colors; // two 4 bit fields
359 char qw_userinfo[MAX_USERINFO_STRING];
365 char qw_skin[MAX_QPATH];
368 typedef struct cshift_s
371 float percent; // 0-256
374 #define CSHIFT_CONTENTS 0
375 #define CSHIFT_DAMAGE 1
376 #define CSHIFT_BONUS 2
377 #define CSHIFT_POWERUP 3
378 #define CSHIFT_VCSHIFT 4
379 #define NUM_CSHIFTS 5
381 #define NAME_LENGTH 64
385 // client_state_t should hold all pieces of the client state
388 #define SIGNONS 4 // signon messages to receive before connected
391 #define MAX_DEMONAME 16
393 typedef enum cactive_e
395 ca_dedicated, // a dedicated server with no ability to start a client
396 ca_disconnected, // full screen console with no connection
397 ca_connected // valid netcon, talking to a server
401 typedef enum qw_downloadtype_e
411 typedef enum capturevideoformat_e
413 CAPTUREVIDEOFORMAT_AVI_I420
415 capturevideoformat_t;
417 typedef struct capturevideostate_s
421 // for AVI saving some values have to be written after capture ends
422 fs_offset_t videofile_totalframes_offset1;
423 fs_offset_t videofile_totalframes_offset2;
424 fs_offset_t videofile_totalsampleframes_offset;
429 capturevideoformat_t format;
432 int soundsampleframe; // for AVI saving
433 unsigned char *buffer;
434 sizebuf_t riffbuffer;
435 unsigned char riffbufferdata[128];
436 // note: riffindex buffer has an allocated ->data member, not static like most!
437 sizebuf_t riffindexbuffer;
439 fs_offset_t riffstackstartoffset[4];
440 short rgbtoyuvscaletable[3][3][256];
441 unsigned char yuvnormalizetable[3][256];
446 #define CL_MAX_DOWNLOADACKS 4
448 typedef struct cl_downloadack_s
455 // the client_static_t structure is persistent through an arbitrary number
456 // of server connections
458 typedef struct client_static_s
462 // all client memory allocations go in these pools
463 mempool_t *levelmempool;
464 mempool_t *permanentmempool;
467 // -1 = don't play demos
469 // list of demos in loop
470 char demos[MAX_DEMOS][MAX_DEMONAME];
471 // the actively playing demo (set by CL_PlayDemo_f)
474 // demo recording info must be here, because record is started before
475 // entering a map (and clearing client_state_t)
476 qboolean demorecording;
477 qboolean demoplayback;
479 // -1 = use normal cd track
482 // to meter out one message a frame
484 // host_framecount at start
486 // realtime at second frame of timedemo (LordHavoc: changed to double)
488 double td_onesecondnexttime;
489 double td_onesecondframes;
490 double td_onesecondminframes;
491 double td_onesecondmaxframes;
492 double td_onesecondavgframes;
493 int td_onesecondavgcount;
494 // LordHavoc: pausedemo
497 qboolean connect_trying;
498 int connect_remainingtries;
499 double connect_nextsendtime;
500 lhnetsocket_t *connect_mysocket;
501 lhnetaddress_t connect_address;
502 // protocol version of the server we're connected to
503 // (kept outside client_state_t because it's used between levels)
504 protocolversion_t protocol;
506 // connection information
509 // network connection
512 // download information
513 // (note: qw_download variables are also used)
514 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
516 // quakeworld stuff below
518 // value of "qport" cvar at time of connection
520 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
521 int qw_incoming_sequence;
522 int qw_outgoing_sequence;
524 // current file download buffer (only saved when file is completed)
525 char qw_downloadname[MAX_QPATH];
526 unsigned char *qw_downloadmemory;
527 int qw_downloadmemorycursize;
528 int qw_downloadmemorymaxsize;
529 int qw_downloadnumber;
530 int qw_downloadpercent;
531 qw_downloadtype_t qw_downloadtype;
532 // transfer rate display
533 double qw_downloadspeedtime;
534 int qw_downloadspeedcount;
535 int qw_downloadspeedrate;
537 // current file upload buffer (for uploading screenshots to server)
538 unsigned char *qw_uploaddata;
543 // this normally contains the following keys in quakeworld:
544 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
545 char userinfo[MAX_USERINFO_STRING];
547 // video capture stuff
548 capturevideostate_t capturevideo;
552 extern client_static_t cls;
554 typedef struct client_movementqueue_s
564 client_movementqueue_t;
570 qboolean drawenginesbar;
571 qboolean drawcrosshair;
576 PARTICLE_BILLBOARD = 0,
578 PARTICLE_ORIENTED_DOUBLESIDED = 2,
591 typedef struct particletype_s
594 porientation_t orientation;
601 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
605 typedef struct particle_s
607 particletype_t *type;
610 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
612 float sizeincrease; // rate of size change per second
613 float alpha; // 0-255
614 float alphafade; // how much alpha reduces per second
615 float time2; // used for snow fluttering and decal fade
616 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)
617 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
618 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
619 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
620 unsigned char color[4];
621 unsigned int owner; // decal stuck to this entity
622 model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
623 vec3_t relativeorigin; // decal at this location in entity's coordinate space
624 vec3_t relativedirection; // decal oriented this way relative to entity's coordinate space
628 typedef enum cl_parsingtextmode_e
630 CL_PARSETEXTMODE_NONE,
631 CL_PARSETEXTMODE_PING,
632 CL_PARSETEXTMODE_STATUS,
633 CL_PARSETEXTMODE_STATUS_PLAYERID,
634 CL_PARSETEXTMODE_STATUS_PLAYERIP
636 cl_parsingtextmode_t;
639 // the client_state_t structure is wiped completely at every
642 typedef struct client_state_s
644 // true if playing in a local game and no one else is connected
647 // send a clc_nop periodically until connected
650 // current input being accumulated by mouse/joystick/etc input
652 // latest moves sent to the server that have not been confirmed yet
653 usercmd_t movecmd[CL_MAX_USERCMDS];
655 // information for local display
657 int stats[MAX_CL_STATS];
658 // last known inventory bit flags, for blinking
660 // cl.time of acquiring item, for blinking
661 float item_gettime[32];
662 // last known STAT_ACTIVEWEAPON
664 // cl.time of changing STAT_ACTIVEWEAPON
666 // use pain anim frame if cl.time < this
668 // for stair smoothing
671 // color shifts for damage, powerups
672 cshift_t cshifts[NUM_CSHIFTS];
674 cshift_t prev_cshifts[NUM_CSHIFTS];
676 // the client maintains its own idea of view angles, which are
677 // sent to the server each frame. The server sets punchangle when
678 // the view is temporarily offset, and an angle reset commands at the start
679 // of each level and after teleporting.
681 // mviewangles is read from demo
682 // viewangles is either client controlled or lerped from mviewangles
683 vec3_t mviewangles[2], viewangles;
684 // update by server, used by qc to do weapon recoil
685 vec3_t mpunchangle[2], punchangle;
686 // update by server, can be used by mods to kick view around
687 vec3_t mpunchvector[2], punchvector;
688 // update by server, used for lean+bob (0 is newest)
689 vec3_t mvelocity[2], velocity;
690 // update by server, can be used by mods for zooming
691 vec_t mviewzoom[2], viewzoom;
692 // if true interpolation the mviewangles and other interpolation of the
693 // player is disabled until the next network packet
694 // this is used primarily by teleporters, and when spectating players
695 // special checking of the old fixangle[1] is used to differentiate
696 // between teleporting and spectating
697 qboolean fixangle[2];
699 // client movement simulation
700 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
701 // set by CL_ClientMovement_Replay functions
702 qboolean movement_predicted;
703 // this is set true by svc_time parsing and causes a new movement to be
704 // queued for prediction purposes
705 qboolean movement_needupdate;
706 // timestamps of latest two predicted moves for interpolation
707 double movement_time[4];
708 // simulated data (this is valid even if cl.movement is false)
709 vec3_t movement_origin;
710 vec3_t movement_oldorigin;
711 vec3_t movement_velocity;
712 // queue of proposed moves
713 int movement_numqueue;
714 client_movementqueue_t movement_queue[256];
716 int servermovesequence;
717 // whether the replay should allow a jump at the first sequence
718 qboolean movement_replay_canjump;
720 // pitch drifting vars
727 //[515]: added for csqc purposes
728 float sensitivityscale;
729 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
730 qboolean csqc_wantsmousemove;
731 struct model_s *csqc_model_precache[MAX_MODELS];
733 // local amount for smoothing stepups
742 qboolean oldonground;
743 double lastongroundtime;
744 double hitgroundtime;
746 // don't change view angle, full screen, etc
748 // latched at intermission start
749 double completed_time;
751 // the timestamp of the last two messages
754 // similar to cl.time but this can go past cl.mtime[0] when packets are
755 // not being received, it is still clamped to the cl.mtime[1] to
756 // cl.mtime[0] range whenever a packet is received, it just does not stop
757 // when interpolation finishes
760 // clients view of time, time should be between mtime[0] and mtime[1] to
761 // generate a lerp point for other data, oldtime is the previous frame's
762 // value of time, frametime is the difference between time and oldtime
763 double time, oldtime;
764 // how long it has been since the previous client frame in real time
765 // (not game time, for that use cl.time - cl.oldtime)
766 double realframetime;
768 // copy of realtime from last recieved message, for net trouble icon
769 float last_received_message;
771 // information that is static for the entire time connected to a server
772 struct model_s *model_precache[MAX_MODELS];
773 struct sfx_s *sound_precache[MAX_SOUNDS];
775 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
776 char model_name[MAX_MODELS][MAX_QPATH];
777 char sound_name[MAX_SOUNDS][MAX_QPATH];
779 // for display on solo scoreboard
781 // cl_entitites[cl.viewentity] = player
783 // the real player entity (normally same as viewentity,
784 // different than viewentity if mod uses chasecam or other tricks)
786 // max players that can be in this game
788 // type of game (deathmatch, coop, singleplayer)
791 // models and sounds used by engine code (particularly cl_parse.c)
793 model_t *model_bolt2;
794 model_t *model_bolt3;
797 sfx_t *sfx_knighthit;
804 // refresh related state
806 // cl_entitites[0].model
807 struct model_s *worldmodel;
813 int cdtrack, looptrack;
818 scoreboard_t *scores;
820 // keep track of svc_print parsing state (analyzes ping reports and status reports)
821 cl_parsingtextmode_t parsingtextmode;
822 int parsingtextplayerindex;
823 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
824 // (which could eat the wrong ping report if the player issues one
825 // manually, but they would still see a ping report, just a later one
826 // caused by the scoreboard code rather than the one they intentionally
828 int parsingtextexpectingpingforscores;
830 // entity database stuff
831 // latest received entity frame numbers
832 #define LATESTFRAMENUMS 3
833 int latestframenums[LATESTFRAMENUMS];
834 entityframe_database_t *entitydatabase;
835 entityframe4_database_t *entitydatabase4;
836 entityframeqw_database_t *entitydatabaseqw;
838 // keep track of quake entities because they need to be killed if they get stale
840 unsigned char isquakeentity[MAX_EDICTS];
842 // bounding boxes for clientside movement
843 vec3_t playerstandmins;
844 vec3_t playerstandmaxs;
845 vec3_t playercrouchmins;
846 vec3_t playercrouchmaxs;
849 int max_static_entities;
850 int max_temp_entities;
855 int max_brushmodel_entities;
859 unsigned char *entities_active;
860 entity_t *static_entities;
861 entity_t *temp_entities;
862 cl_effect_t *effects;
865 lightstyle_t *lightstyle;
866 int *brushmodel_entities;
867 particle_t *particles;
870 int num_static_entities;
871 int num_temp_entities;
872 int num_brushmodel_entities;
880 // cl_serverextension_download feature
881 int loadmodel_current;
882 int downloadmodel_current;
884 int loadsound_current;
885 int downloadsound_current;
887 qboolean downloadcsqc;
888 qboolean loadfinished;
892 // local copy of the server infostring
893 char qw_serverinfo[MAX_SERVERINFO_STRING];
895 // time of last qw "pings" command sent to server while showing scores
896 double last_ping_request;
898 // used during connect
901 // updated from serverinfo
904 // unused: indicates whether the player is spectating
905 // use cl.scores[cl.playerentity].qw_spectator instead
906 //qboolean qw_spectator;
908 // movement parameters for client prediction
909 float qw_movevars_gravity;
910 float qw_movevars_stopspeed;
911 float qw_movevars_maxspeed; // can change during play
912 float qw_movevars_spectatormaxspeed;
913 float qw_movevars_accelerate;
914 float qw_movevars_airaccelerate;
915 float qw_movevars_wateraccelerate;
916 float qw_movevars_friction;
917 float qw_movevars_waterfriction;
918 float qw_movevars_entgravity; // can change during play
920 // models used by qw protocol
921 int qw_modelindex_spike;
922 int qw_modelindex_player;
923 int qw_modelindex_flag;
924 int qw_modelindex_s_explod;
926 vec3_t qw_intermission_origin;
927 vec3_t qw_intermission_angles;
929 // 255 is the most nails the QW protocol could send
931 vec_t qw_nails[255][6];
935 int qw_validsequence;
937 int qw_deltasequence[QW_UPDATE_BACKUP];
944 extern cvar_t cl_name;
945 extern cvar_t cl_color;
946 extern cvar_t cl_rate;
947 extern cvar_t cl_pmodel;
948 extern cvar_t cl_playermodel;
949 extern cvar_t cl_playerskin;
951 extern cvar_t rcon_password;
952 extern cvar_t rcon_address;
954 extern cvar_t cl_upspeed;
955 extern cvar_t cl_forwardspeed;
956 extern cvar_t cl_backspeed;
957 extern cvar_t cl_sidespeed;
959 extern cvar_t cl_movespeedkey;
961 extern cvar_t cl_yawspeed;
962 extern cvar_t cl_pitchspeed;
964 extern cvar_t cl_anglespeedkey;
966 extern cvar_t cl_autofire;
968 extern cvar_t cl_shownet;
969 extern cvar_t cl_nolerp;
971 extern cvar_t cl_pitchdriftspeed;
972 extern cvar_t lookspring;
973 extern cvar_t lookstrafe;
974 extern cvar_t sensitivity;
976 extern cvar_t freelook;
978 extern cvar_t m_pitch;
980 extern cvar_t m_forward;
981 extern cvar_t m_side;
983 extern cvar_t cl_autodemo;
984 extern cvar_t cl_autodemo_nameformat;
986 extern cvar_t r_draweffects;
988 extern cvar_t cl_explosions_alpha_start;
989 extern cvar_t cl_explosions_alpha_end;
990 extern cvar_t cl_explosions_size_start;
991 extern cvar_t cl_explosions_size_end;
992 extern cvar_t cl_explosions_lifetime;
993 extern cvar_t cl_stainmaps;
994 extern cvar_t cl_stainmaps_clearonload;
996 extern cvar_t cl_prydoncursor;
998 extern client_state_t cl;
1000 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);
1002 //=============================================================================
1008 void CL_Shutdown (void);
1009 void CL_Init (void);
1011 void CL_EstablishConnection(const char *host);
1013 void CL_Disconnect (void);
1014 void CL_Disconnect_f (void);
1016 void CL_UpdateRenderEntity(entity_render_t *ent);
1017 void CL_UpdateEntities(void);
1022 typedef struct kbutton_s
1024 int down[2]; // key nums holding it down
1025 int state; // low bit is down state
1029 extern kbutton_t in_mlook, in_klook;
1030 extern kbutton_t in_strafe;
1031 extern kbutton_t in_speed;
1033 void CL_InitInput (void);
1034 void CL_SendMove (void);
1036 void CL_ValidateState(entity_state_t *s);
1037 void CL_MoveLerpEntityStates(entity_t *ent);
1038 void CL_LerpUpdate(entity_t *e);
1039 void CL_ParseTEnt (void);
1040 void CL_NewBeam (int ent, vec3_t start, vec3_t end, model_t *m, int lightning);
1041 void CL_RelinkBeams (void);
1042 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1044 void CL_ClearTempEntities (void);
1045 entity_t *CL_NewTempEntity (void);
1047 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1049 void CL_ClearState (void);
1050 void CL_ExpandEntities(int num);
1051 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1054 int CL_ReadFromServer (void);
1055 void CL_WriteToServer (void);
1056 void CL_Move (void);
1057 extern qboolean cl_ignoremousemove;
1060 float CL_KeyState (kbutton_t *key);
1061 const char *Key_KeynumToString (int keynum);
1062 int Key_StringToKeynum (const char *str);
1067 void CL_StopPlayback(void);
1068 void CL_ReadDemoMessage(void);
1069 void CL_WriteDemoMessage(void);
1071 void CL_NextDemo(void);
1072 void CL_Stop_f(void);
1073 void CL_Record_f(void);
1074 void CL_PlayDemo_f(void);
1075 void CL_TimeDemo_f(void);
1080 void CL_Parse_Init(void);
1081 void CL_Parse_Shutdown(void);
1082 void CL_ParseServerMessage(void);
1083 void CL_Parse_DumpPacket(void);
1084 void CL_Parse_ErrorCleanUp(void);
1085 void QW_CL_StartUpload(unsigned char *data, int size);
1086 extern cvar_t qport;
1091 void V_StartPitchDrift (void);
1092 void V_StopPitchDrift (void);
1095 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1096 void V_UpdateBlends (void);
1097 void V_ParseDamage (void);
1103 extern cvar_t cl_particles;
1104 extern cvar_t cl_particles_quality;
1105 extern cvar_t cl_particles_size;
1106 extern cvar_t cl_particles_quake;
1107 extern cvar_t cl_particles_blood;
1108 extern cvar_t cl_particles_blood_alpha;
1109 extern cvar_t cl_particles_blood_bloodhack;
1110 extern cvar_t cl_particles_bulletimpacts;
1111 extern cvar_t cl_particles_explosions_bubbles;
1112 extern cvar_t cl_particles_explosions_smoke;
1113 extern cvar_t cl_particles_explosions_sparks;
1114 extern cvar_t cl_particles_explosions_shell;
1115 extern cvar_t cl_particles_smoke;
1116 extern cvar_t cl_particles_smoke_alpha;
1117 extern cvar_t cl_particles_smoke_alphafade;
1118 extern cvar_t cl_particles_sparks;
1119 extern cvar_t cl_particles_bubbles;
1120 extern cvar_t cl_decals;
1121 extern cvar_t cl_decals_time;
1122 extern cvar_t cl_decals_fadetime;
1124 void CL_Particles_Clear(void);
1125 void CL_Particles_Init(void);
1126 void CL_Particles_Shutdown(void);
1128 typedef enum effectnameindex_s
1132 EFFECT_TE_GUNSHOTQUAD,
1134 EFFECT_TE_SPIKEQUAD,
1135 EFFECT_TE_SUPERSPIKE,
1136 EFFECT_TE_SUPERSPIKEQUAD,
1138 EFFECT_TE_KNIGHTSPIKE,
1139 EFFECT_TE_EXPLOSION,
1140 EFFECT_TE_EXPLOSIONQUAD,
1141 EFFECT_TE_TAREXPLOSION,
1143 EFFECT_TE_LAVASPLASH,
1144 EFFECT_TE_SMALLFLASH,
1149 EFFECT_TE_PLASMABURN,
1151 EFFECT_TE_TEI_SMOKE,
1152 EFFECT_TE_TEI_BIGEXPLOSION,
1153 EFFECT_TE_TEI_PLASMAHIT,
1159 EFFECT_TR_SLIGHTBLOOD,
1160 EFFECT_TR_KNIGHTSPIKE,
1161 EFFECT_TR_VORESPIKE,
1162 EFFECT_TR_NEHAHRASMOKE,
1163 EFFECT_TR_NEXUIZPLASMA,
1164 EFFECT_TR_GLOWTRAIL,
1165 EFFECT_SVC_PARTICLE,
1170 int CL_ParticleEffectIndexForName(const char *name);
1171 const char *CL_ParticleEffectNameForIndex(int i);
1172 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);
1173 void CL_ParseParticleEffect (void);
1174 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);
1175 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1176 void CL_EntityParticles (const entity_t *ent);
1177 void CL_ParticleExplosion (const vec3_t org);
1178 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1179 void CL_MoveParticles(void);
1180 void R_MoveExplosions(void);
1181 void R_NewExplosion(const vec3_t org);
1183 void Debug_PolygonBegin(const char *picname, int flags, qboolean draw2d, float linewidth);
1184 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1185 void Debug_PolygonEnd(void);
1187 #include "cl_screen.h"
1189 extern qboolean sb_showscores;
1191 #define NUMCROSSHAIRS 32
1192 extern cachepic_t *r_crosshairs[NUMCROSSHAIRS+1];
1194 #define FOGTABLEWIDTH 1024
1195 extern int fogtableindex;
1196 #define VERTEXFOGTABLE(dist) (fogtableindex = (int)((dist) * r_refdef.fogtabledistmultiplier), r_refdef.fogtable[bound(0, fogtableindex, FOGTABLEWIDTH - 1)])
1198 typedef struct r_refdef_stats_s
1201 int entities_surfaces;
1202 int entities_triangles;
1207 int meshes_elements;
1210 int lights_scissored;
1211 int lights_lighttriangles;
1212 int lights_shadowtriangles;
1213 int lights_dynamicshadowtriangles;
1215 int bloom_copypixels;
1216 int bloom_drawpixels;
1220 typedef struct r_refdef_s
1222 // these fields define the basic rendering information for the world
1223 // but not the view, which could change multiple times in one rendered
1224 // frame (for example when rendering textures for certain effects)
1226 // these are set for water warping before
1227 // frustum_x/frustum_y are calculated
1228 float frustumscale_x, frustumscale_y;
1230 // minimum visible distance (pixels closer than this disappear)
1232 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1233 // in 32bpp an infinite-farclip matrix is used instead)
1236 // fullscreen color blend
1239 // whether to call S_ExtraUpdate during render to reduce sound chop
1240 qboolean extraupdate;
1242 // client gameworld time for rendering time based effects
1246 entity_render_t *worldentity;
1248 // same as worldentity->model
1249 model_t *worldmodel;
1251 // renderable entities (excluding world)
1252 entity_render_t **entities;
1256 // renderable dynamic lights
1257 dlight_t *lights[MAX_DLIGHTS];
1260 // 8.8bit fixed point intensities for light styles
1261 // controls intensity of dynamic lights and lightmap layers
1262 unsigned short lightstylevalue[256]; // 8.8 fraction of base light value
1266 vec_t fograngerecip;
1267 vec_t fogtabledistmultiplier;
1268 float fogtable[FOGTABLEWIDTH];
1273 qboolean fogenabled;
1274 qboolean oldgl_fogenable;
1276 qboolean draw2dstage;
1278 // true during envmap command capture
1281 // brightness of world lightmaps and related lighting
1282 // (often reduced when world rtlights are enabled)
1283 float lightmapintensity;
1284 // whether to draw world lights realtime, dlights realtime, and their shadows
1286 qboolean rtworldshadows;
1288 qboolean rtdlightshadows;
1289 float polygonfactor;
1290 float polygonoffset;
1291 float shadowpolygonfactor;
1292 float shadowpolygonoffset;
1294 // rendering stats for r_speeds display
1295 // (these are incremented in many places)
1296 r_refdef_stats_t stats;
1300 typedef struct r_view_s
1302 // view information (changes multiple times per frame)
1303 // if any of these variables change then r_viewcache must be regenerated
1304 // by calling R_View_Update
1305 // (which also updates viewport, scissor, colormask)
1307 // it is safe and expected to copy this into a structure on the stack and
1308 // call the renderer recursively, then restore from the stack afterward
1309 // (as long as R_View_Update is called)
1311 // eye position information
1318 mplane_t frustum[5];
1319 float frustum_x, frustum_y;
1321 // screen area to render in
1329 // which color components to allow (for anaglyph glasses)
1332 // global RGB color multiplier for rendering, this is required by HDR
1337 typedef struct r_viewcache_s
1339 // these properties are generated by R_View_Update()
1341 // which entities are currently visible for this viewpoint
1342 // (the used range is 0...r_refdef.numentities)
1343 unsigned char entityvisible[MAX_EDICTS];
1344 // flag arrays used for visibility checking on world model
1345 // (all other entities have no per-surface/per-leaf visibility checks)
1346 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_clusters
1347 unsigned char world_pvsbits[(32768+7)>>3];
1348 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_leafs
1349 unsigned char world_leafvisible[32768];
1350 // TODO: dynamic resize according to r_refdef.worldmodel->num_surfaces
1351 unsigned char world_surfacevisible[262144];
1352 // if true, the view is currently in a leaf without pvs data
1353 qboolean world_novis;
1357 extern r_refdef_t r_refdef;
1358 extern r_view_t r_view;
1359 extern r_viewcache_t r_viewcache;