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 light filter coordinates to world coordinates
73 matrix4x4_t matrix_lighttoworld;
74 // matrix for transforming world coordinates to light filter coordinates
75 matrix4x4_t matrix_worldtolight;
76 // typically 1 1 1, can be lower (dim) or higher (overbright)
78 // size of the light (remove?)
82 // light style to monitor for brightness
84 // whether light should render shadows
86 // intensity of corona to render
88 // radius scale of corona to render (1.0 means same as light radius)
89 vec_t coronasizescale;
90 // ambient intensity to render
92 // diffuse intensity to render
94 // specular intensity to render
99 // generated properties
100 // used only for shadow volumes
107 // squared cullradius
110 // rendering properties, updated each time a light is rendered
111 // this is rtlight->color * d_lightstylevalue
113 // this is R_Shadow_Cubemap(rtlight->cubemapname)
114 rtexture_t *currentcubemap;
117 // true if this light should be compiled as a static light
119 // true if this is a compiled world light, cleared if the light changes
121 // premade shadow volumes to render for world entity
122 shadowmesh_t *static_meshchain_shadow;
123 // used for visibility testing (more exact than bbox)
125 int static_numleafpvsbytes;
126 int *static_leaflist;
127 unsigned char *static_leafpvs;
128 // surfaces seen by light
129 int static_numsurfaces;
130 int *static_surfacelist;
131 // flag bits indicating which triangles of the world model should cast
132 // shadows, and which ones should be lit
134 // this avoids redundantly scanning the triangles in each surface twice
135 // for whether they should cast shadows, once in culling and once in the
136 // actual shadowmarklist production.
137 int static_numshadowtrispvsbytes;
138 unsigned char *static_shadowtrispvs;
139 // this allows the lighting batch code to skip backfaces andother culled
140 // triangles not relevant for lighting
141 // (important on big surfaces such as terrain)
142 int static_numlighttrispvsbytes;
143 unsigned char *static_lighttrispvs;
147 typedef struct dlight_s
149 // destroy light after this time
152 // the entity that owns this light (can be NULL)
154 struct entity_render_s *ent;
156 // (worldlight: saved to .rtlights file)
158 // worldlight orientation
160 // (worldlight: saved to .rtlights file)
162 // dlight orientation/scaling/location
166 // (worldlight: saved to .rtlights file)
168 // cubemap name to use on this light
169 // (worldlight: saved to .rtlights file)
170 char cubemapname[64];
171 // make light flash while selected
174 // brightness (not really radius anymore)
175 // (worldlight: saved to .rtlights file)
177 // drop intensity this much each second
180 // intensity value which is dropped over time
183 // initial values for intensity to modify
187 // light style which controls intensity of this light
188 // (worldlight: saved to .rtlights file)
191 // (worldlight: saved to .rtlights file)
194 // (worldlight: saved to .rtlights file)
196 // radius scale of corona to render (1.0 means same as light radius)
197 // (worldlight: saved to .rtlights file)
198 vec_t coronasizescale;
199 // ambient intensity to render
200 // (worldlight: saved to .rtlights file)
202 // diffuse intensity to render
203 // (worldlight: saved to .rtlights file)
205 // specular intensity to render
206 // (worldlight: saved to .rtlights file)
209 // (worldlight: saved to .rtlights file)
211 // linked list of world lights
213 struct dlight_s *next;
214 // embedded rtlight struct for renderer
220 typedef struct frameblend_s
227 // LordHavoc: this struct is intended for the renderer but some fields are
228 // used by the client.
229 typedef struct entity_render_s
235 // transform matrix for model to world
237 // transform matrix for world to model
238 matrix4x4_t inversematrix;
239 // opacity (alpha) of the model
241 // size the model is shown
246 // current uninterpolated animation frame (for things which do not use interpolation)
248 // entity shirt and pants colors (-1 if not colormapped)
250 // literal colors for renderer
251 vec3_t colormap_pantscolor;
252 vec3_t colormap_shirtcolor;
253 // light, particles, etc
260 // colormod tinting of models
263 // interpolated animation
265 // frame that the model is interpolating from
267 // frame that the model is interpolating to
269 // interpolation factor, usually computed from frame2time
271 // time frame1 began playing (for framegroup animations)
273 // time frame2 began playing (for framegroup animations)
276 // calculated by the renderer (but not persistent)
278 // calculated during R_AddModelEntities
280 // 4 frame numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use frame instead
281 frameblend_t frameblend[4];
283 // current lighting from map
284 vec3_t modellight_ambient;
285 vec3_t modellight_diffuse; // q3bsp
286 vec3_t modellight_lightdir; // q3bsp
288 // last time visible during trace culling
289 double last_trace_visibility;
293 typedef struct entity_persistent_s
300 // muzzleflash fading
303 // interpolated movement
305 // start time of move
307 // time difference from start to end of move
309 // the move itself, start and end
317 typedef struct entity_s
319 // baseline state (default values)
320 entity_state_t state_baseline;
321 // previous state (interpolating from this)
322 entity_state_t state_previous;
323 // current state (interpolating to this)
324 entity_state_t state_current;
326 // used for regenerating parts of render
327 entity_persistent_t persistent;
329 // the only data the renderer should know about
330 entity_render_t render;
334 typedef struct usercmd_s
338 // intended velocities
343 vec3_t cursor_screen;
346 vec3_t cursor_impact;
347 vec3_t cursor_normal;
348 vec_t cursor_fraction;
349 int cursor_entitynumber;
353 int msec; // for qw moves
357 qboolean applied; // if false we're still accumulating a move
360 typedef struct lightstyle_s
363 char map[MAX_STYLESTRING];
366 typedef struct scoreboard_s
368 char name[MAX_SCOREBOARDNAME];
370 int colors; // two 4 bit fields
373 char qw_userinfo[MAX_USERINFO_STRING];
379 char qw_skin[MAX_QPATH];
382 typedef struct cshift_s
385 float percent; // 0-256
388 #define CSHIFT_CONTENTS 0
389 #define CSHIFT_DAMAGE 1
390 #define CSHIFT_BONUS 2
391 #define CSHIFT_POWERUP 3
392 #define CSHIFT_VCSHIFT 4
393 #define NUM_CSHIFTS 5
395 #define NAME_LENGTH 64
399 // client_state_t should hold all pieces of the client state
402 #define SIGNONS 4 // signon messages to receive before connected
405 #define MAX_DEMONAME 16
407 typedef enum cactive_e
409 ca_dedicated, // a dedicated server with no ability to start a client
410 ca_disconnected, // full screen console with no connection
411 ca_connected // valid netcon, talking to a server
415 typedef enum qw_downloadtype_e
425 typedef enum capturevideoformat_e
427 CAPTUREVIDEOFORMAT_AVI_I420
429 capturevideoformat_t;
431 typedef struct capturevideostate_s
435 // for AVI saving some values have to be written after capture ends
436 fs_offset_t videofile_totalframes_offset1;
437 fs_offset_t videofile_totalframes_offset2;
438 fs_offset_t videofile_totalsampleframes_offset;
443 capturevideoformat_t format;
446 int soundsampleframe; // for AVI saving
447 unsigned char *buffer;
448 sizebuf_t riffbuffer;
449 unsigned char riffbufferdata[128];
450 // note: riffindex buffer has an allocated ->data member, not static like most!
451 sizebuf_t riffindexbuffer;
453 fs_offset_t riffstackstartoffset[4];
454 short rgbtoyuvscaletable[3][3][256];
455 unsigned char yuvnormalizetable[3][256];
460 #define CL_MAX_DOWNLOADACKS 4
462 typedef struct cl_downloadack_s
469 // the client_static_t structure is persistent through an arbitrary number
470 // of server connections
472 typedef struct client_static_s
476 // all client memory allocations go in these pools
477 mempool_t *levelmempool;
478 mempool_t *permanentmempool;
481 // -1 = don't play demos
483 // list of demos in loop
484 char demos[MAX_DEMOS][MAX_DEMONAME];
485 // the actively playing demo (set by CL_PlayDemo_f)
488 // demo recording info must be here, because record is started before
489 // entering a map (and clearing client_state_t)
490 qboolean demorecording;
491 qboolean demoplayback;
493 // -1 = use normal cd track
496 // to meter out one message a frame
498 // host_framecount at start
500 // realtime at second frame of timedemo (LordHavoc: changed to double)
502 double td_onesecondnexttime;
503 double td_onesecondframes;
504 double td_onesecondminframes;
505 double td_onesecondmaxframes;
506 double td_onesecondavgframes;
507 int td_onesecondavgcount;
508 // LordHavoc: pausedemo
511 qboolean connect_trying;
512 int connect_remainingtries;
513 double connect_nextsendtime;
514 lhnetsocket_t *connect_mysocket;
515 lhnetaddress_t connect_address;
516 // protocol version of the server we're connected to
517 // (kept outside client_state_t because it's used between levels)
518 protocolversion_t protocol;
520 // connection information
523 // network connection
526 // download information
527 // (note: qw_download variables are also used)
528 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
530 // input sequence numbers are not reset on level change, only connect
532 int servermovesequence;
534 // quakeworld stuff below
536 // value of "qport" cvar at time of connection
538 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
539 int qw_incoming_sequence;
540 int qw_outgoing_sequence;
542 // current file download buffer (only saved when file is completed)
543 char qw_downloadname[MAX_QPATH];
544 unsigned char *qw_downloadmemory;
545 int qw_downloadmemorycursize;
546 int qw_downloadmemorymaxsize;
547 int qw_downloadnumber;
548 int qw_downloadpercent;
549 qw_downloadtype_t qw_downloadtype;
550 // transfer rate display
551 double qw_downloadspeedtime;
552 int qw_downloadspeedcount;
553 int qw_downloadspeedrate;
555 // current file upload buffer (for uploading screenshots to server)
556 unsigned char *qw_uploaddata;
561 // this normally contains the following keys in quakeworld:
562 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
563 char userinfo[MAX_USERINFO_STRING];
565 // video capture stuff
566 capturevideostate_t capturevideo;
570 extern client_static_t cls;
572 typedef struct client_movementqueue_s
582 client_movementqueue_t;
588 qboolean drawenginesbar;
589 qboolean drawcrosshair;
594 PARTICLE_BILLBOARD = 0,
596 PARTICLE_ORIENTED_DOUBLESIDED = 2,
609 typedef struct particletype_s
612 porientation_t orientation;
619 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
623 typedef struct particle_s
625 particletype_t *type;
628 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
630 float sizeincrease; // rate of size change per second
631 float alpha; // 0-255
632 float alphafade; // how much alpha reduces per second
633 float time2; // used for snow fluttering and decal fade
634 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)
635 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
636 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
637 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
638 unsigned char color[4];
639 unsigned int owner; // decal stuck to this entity
640 model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
641 vec3_t relativeorigin; // decal at this location in entity's coordinate space
642 vec3_t relativedirection; // decal oriented this way relative to entity's coordinate space
646 typedef enum cl_parsingtextmode_e
648 CL_PARSETEXTMODE_NONE,
649 CL_PARSETEXTMODE_PING,
650 CL_PARSETEXTMODE_STATUS,
651 CL_PARSETEXTMODE_STATUS_PLAYERID,
652 CL_PARSETEXTMODE_STATUS_PLAYERIP
654 cl_parsingtextmode_t;
656 typedef struct cl_locnode_s
658 struct cl_locnode_s *next;
665 // the client_state_t structure is wiped completely at every
668 typedef struct client_state_s
670 // true if playing in a local game and no one else is connected
673 // send a clc_nop periodically until connected
676 // current input being accumulated by mouse/joystick/etc input
678 // latest moves sent to the server that have not been confirmed yet
679 usercmd_t movecmd[CL_MAX_USERCMDS];
681 // information for local display
683 int stats[MAX_CL_STATS];
684 // last known inventory bit flags, for blinking
686 // cl.time of acquiring item, for blinking
687 float item_gettime[32];
688 // last known STAT_ACTIVEWEAPON
690 // cl.time of changing STAT_ACTIVEWEAPON
692 // use pain anim frame if cl.time < this
694 // for stair smoothing
696 double stairsmoothtime;
698 // color shifts for damage, powerups
699 cshift_t cshifts[NUM_CSHIFTS];
701 cshift_t prev_cshifts[NUM_CSHIFTS];
703 // the client maintains its own idea of view angles, which are
704 // sent to the server each frame. The server sets punchangle when
705 // the view is temporarily offset, and an angle reset commands at the start
706 // of each level and after teleporting.
708 // mviewangles is read from demo
709 // viewangles is either client controlled or lerped from mviewangles
710 vec3_t mviewangles[2], viewangles;
711 // update by server, used by qc to do weapon recoil
712 vec3_t mpunchangle[2], punchangle;
713 // update by server, can be used by mods to kick view around
714 vec3_t mpunchvector[2], punchvector;
715 // update by server, used for lean+bob (0 is newest)
716 vec3_t mvelocity[2], velocity;
717 // update by server, can be used by mods for zooming
718 vec_t mviewzoom[2], viewzoom;
719 // if true interpolation the mviewangles and other interpolation of the
720 // player is disabled until the next network packet
721 // this is used primarily by teleporters, and when spectating players
722 // special checking of the old fixangle[1] is used to differentiate
723 // between teleporting and spectating
724 qboolean fixangle[2];
726 // client movement simulation
727 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
728 // set by CL_ClientMovement_Replay functions
729 qboolean movement_predicted;
730 // if true the CL_ClientMovement_Replay function will update origin, etc
731 qboolean movement_replay;
732 // this is set true by svc_time parsing and causes a new movement to be
733 // queued for prediction purposes
734 qboolean movement_needupdate;
735 // timestamps of latest two predicted moves for interpolation
736 double movement_time[4];
737 // simulated data (this is valid even if cl.movement is false)
738 vec3_t movement_origin;
739 vec3_t movement_oldorigin;
740 vec3_t movement_velocity;
741 // queue of proposed moves
742 int movement_numqueue;
743 client_movementqueue_t movement_queue[256];
744 // whether the replay should allow a jump at the first sequence
745 qboolean movement_replay_canjump;
747 // pitch drifting vars
754 //[515]: added for csqc purposes
755 float sensitivityscale;
756 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
757 qboolean csqc_wantsmousemove;
758 struct model_s *csqc_model_precache[MAX_MODELS];
760 // local amount for smoothing stepups
769 qboolean oldonground;
770 double lastongroundtime;
771 double hitgroundtime;
773 // don't change view angle, full screen, etc
775 // latched at intermission start
776 double completed_time;
778 // the timestamp of the last two messages
781 // clients view of time, time should be between mtime[0] and mtime[1] to
782 // generate a lerp point for other data, oldtime is the previous frame's
783 // value of time, frametime is the difference between time and oldtime
784 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
785 // is only forcefully limited when a packet is received
786 double time, oldtime;
787 // how long it has been since the previous client frame in real time
788 // (not game time, for that use cl.time - cl.oldtime)
789 double realframetime;
791 // copy of realtime from last recieved message, for net trouble icon
792 float last_received_message;
794 // information that is static for the entire time connected to a server
795 struct model_s *model_precache[MAX_MODELS];
796 struct sfx_s *sound_precache[MAX_SOUNDS];
798 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
799 char model_name[MAX_MODELS][MAX_QPATH];
800 char sound_name[MAX_SOUNDS][MAX_QPATH];
802 // for display on solo scoreboard
804 // cl_entitites[cl.viewentity] = player
806 // the real player entity (normally same as viewentity,
807 // different than viewentity if mod uses chasecam or other tricks)
809 // max players that can be in this game
811 // type of game (deathmatch, coop, singleplayer)
814 // models and sounds used by engine code (particularly cl_parse.c)
816 model_t *model_bolt2;
817 model_t *model_bolt3;
820 sfx_t *sfx_knighthit;
826 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
827 qboolean foundtalk2wav;
829 // refresh related state
831 // cl_entitites[0].model
832 struct model_s *worldmodel;
838 int cdtrack, looptrack;
843 scoreboard_t *scores;
845 // keep track of svc_print parsing state (analyzes ping reports and status reports)
846 cl_parsingtextmode_t parsingtextmode;
847 int parsingtextplayerindex;
848 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
849 // (which could eat the wrong ping report if the player issues one
850 // manually, but they would still see a ping report, just a later one
851 // caused by the scoreboard code rather than the one they intentionally
853 int parsingtextexpectingpingforscores;
855 // entity database stuff
856 // latest received entity frame numbers
857 #define LATESTFRAMENUMS 3
858 int latestframenums[LATESTFRAMENUMS];
859 entityframe_database_t *entitydatabase;
860 entityframe4_database_t *entitydatabase4;
861 entityframeqw_database_t *entitydatabaseqw;
863 // keep track of quake entities because they need to be killed if they get stale
865 unsigned char isquakeentity[MAX_EDICTS];
867 // bounding boxes for clientside movement
868 vec3_t playerstandmins;
869 vec3_t playerstandmaxs;
870 vec3_t playercrouchmins;
871 vec3_t playercrouchmaxs;
874 int max_static_entities;
875 int max_temp_entities;
880 int max_brushmodel_entities;
884 unsigned char *entities_active;
885 entity_t *static_entities;
886 entity_t *temp_entities;
887 cl_effect_t *effects;
890 lightstyle_t *lightstyle;
891 int *brushmodel_entities;
892 particle_t *particles;
895 int num_static_entities;
896 int num_temp_entities;
897 int num_brushmodel_entities;
905 // cl_serverextension_download feature
906 int loadmodel_current;
907 int downloadmodel_current;
909 int loadsound_current;
910 int downloadsound_current;
912 qboolean downloadcsqc;
914 qboolean loadfinished;
918 // local copy of the server infostring
919 char qw_serverinfo[MAX_SERVERINFO_STRING];
921 // time of last qw "pings" command sent to server while showing scores
922 double last_ping_request;
924 // used during connect
927 // updated from serverinfo
930 // unused: indicates whether the player is spectating
931 // use cl.scores[cl.playerentity].qw_spectator instead
932 //qboolean qw_spectator;
934 // movement parameters for client prediction
935 float qw_movevars_gravity;
936 float qw_movevars_stopspeed;
937 float qw_movevars_maxspeed; // can change during play
938 float qw_movevars_spectatormaxspeed;
939 float qw_movevars_accelerate;
940 float qw_movevars_airaccelerate;
941 float qw_movevars_wateraccelerate;
942 float qw_movevars_friction;
943 float qw_movevars_waterfriction;
944 float qw_movevars_entgravity; // can change during play
946 // models used by qw protocol
947 int qw_modelindex_spike;
948 int qw_modelindex_player;
949 int qw_modelindex_flag;
950 int qw_modelindex_s_explod;
952 vec3_t qw_intermission_origin;
953 vec3_t qw_intermission_angles;
955 // 255 is the most nails the QW protocol could send
957 vec_t qw_nails[255][6];
961 int qw_validsequence;
963 int qw_deltasequence[QW_UPDATE_BACKUP];
967 // collision culling data
970 // loc file stuff (points and boxes describing locations in the level)
971 cl_locnode_t *locnodes;
972 // this is updated to cl.movement_origin whenever health is < 1
973 // used by %d print in say/say_team messages if cl_locs_enable is on
974 vec3_t lastdeathorigin;
981 extern cvar_t cl_name;
982 extern cvar_t cl_color;
983 extern cvar_t cl_rate;
984 extern cvar_t cl_pmodel;
985 extern cvar_t cl_playermodel;
986 extern cvar_t cl_playerskin;
988 extern cvar_t rcon_password;
989 extern cvar_t rcon_address;
991 extern cvar_t cl_upspeed;
992 extern cvar_t cl_forwardspeed;
993 extern cvar_t cl_backspeed;
994 extern cvar_t cl_sidespeed;
996 extern cvar_t cl_movespeedkey;
998 extern cvar_t cl_yawspeed;
999 extern cvar_t cl_pitchspeed;
1001 extern cvar_t cl_anglespeedkey;
1003 extern cvar_t cl_autofire;
1005 extern cvar_t cl_shownet;
1006 extern cvar_t cl_nolerp;
1007 extern cvar_t cl_nettimesyncfactor;
1008 extern cvar_t cl_nettimesyncboundmode;
1009 extern cvar_t cl_nettimesyncboundtolerance;
1011 extern cvar_t cl_pitchdriftspeed;
1012 extern cvar_t lookspring;
1013 extern cvar_t lookstrafe;
1014 extern cvar_t sensitivity;
1016 extern cvar_t freelook;
1018 extern cvar_t m_pitch;
1019 extern cvar_t m_yaw;
1020 extern cvar_t m_forward;
1021 extern cvar_t m_side;
1023 extern cvar_t cl_autodemo;
1024 extern cvar_t cl_autodemo_nameformat;
1026 extern cvar_t r_draweffects;
1028 extern cvar_t cl_explosions_alpha_start;
1029 extern cvar_t cl_explosions_alpha_end;
1030 extern cvar_t cl_explosions_size_start;
1031 extern cvar_t cl_explosions_size_end;
1032 extern cvar_t cl_explosions_lifetime;
1033 extern cvar_t cl_stainmaps;
1034 extern cvar_t cl_stainmaps_clearonload;
1036 extern cvar_t cl_prydoncursor;
1038 extern cvar_t cl_locs_enable;
1040 extern client_state_t cl;
1042 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);
1044 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1045 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1047 //=============================================================================
1053 void CL_Shutdown (void);
1054 void CL_Init (void);
1056 void CL_EstablishConnection(const char *host);
1058 void CL_Disconnect (void);
1059 void CL_Disconnect_f (void);
1061 void CL_UpdateRenderEntity(entity_render_t *ent);
1062 void CL_UpdateViewEntities(void);
1067 typedef struct kbutton_s
1069 int down[2]; // key nums holding it down
1070 int state; // low bit is down state
1074 extern kbutton_t in_mlook, in_klook;
1075 extern kbutton_t in_strafe;
1076 extern kbutton_t in_speed;
1078 void CL_InitInput (void);
1079 void CL_SendMove (void);
1081 void CL_ValidateState(entity_state_t *s);
1082 void CL_MoveLerpEntityStates(entity_t *ent);
1083 void CL_LerpUpdate(entity_t *e);
1084 void CL_ParseTEnt (void);
1085 void CL_NewBeam (int ent, vec3_t start, vec3_t end, model_t *m, int lightning);
1086 void CL_RelinkBeams (void);
1087 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1088 void CL_ClientMovement_Replay(void);
1090 void CL_ClearTempEntities (void);
1091 entity_t *CL_NewTempEntity (void);
1093 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1095 void CL_ClearState (void);
1096 void CL_ExpandEntities(int num);
1097 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1100 void CL_UpdateWorld (void);
1101 void CL_WriteToServer (void);
1102 void CL_Input (void);
1103 extern qboolean cl_ignoremousemove;
1106 float CL_KeyState (kbutton_t *key);
1107 const char *Key_KeynumToString (int keynum);
1108 int Key_StringToKeynum (const char *str);
1113 void CL_StopPlayback(void);
1114 void CL_ReadDemoMessage(void);
1115 void CL_WriteDemoMessage(sizebuf_t *mesage);
1117 void CL_NextDemo(void);
1118 void CL_Stop_f(void);
1119 void CL_Record_f(void);
1120 void CL_PlayDemo_f(void);
1121 void CL_TimeDemo_f(void);
1126 void CL_Parse_Init(void);
1127 void CL_Parse_Shutdown(void);
1128 void CL_ParseServerMessage(void);
1129 void CL_Parse_DumpPacket(void);
1130 void CL_Parse_ErrorCleanUp(void);
1131 void QW_CL_StartUpload(unsigned char *data, int size);
1132 extern cvar_t qport;
1137 void V_StartPitchDrift (void);
1138 void V_StopPitchDrift (void);
1141 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1142 void V_UpdateBlends (void);
1143 void V_ParseDamage (void);
1149 extern cvar_t cl_particles;
1150 extern cvar_t cl_particles_quality;
1151 extern cvar_t cl_particles_size;
1152 extern cvar_t cl_particles_quake;
1153 extern cvar_t cl_particles_blood;
1154 extern cvar_t cl_particles_blood_alpha;
1155 extern cvar_t cl_particles_blood_bloodhack;
1156 extern cvar_t cl_particles_bulletimpacts;
1157 extern cvar_t cl_particles_explosions_smoke;
1158 extern cvar_t cl_particles_explosions_sparks;
1159 extern cvar_t cl_particles_explosions_shell;
1160 extern cvar_t cl_particles_rain;
1161 extern cvar_t cl_particles_snow;
1162 extern cvar_t cl_particles_smoke;
1163 extern cvar_t cl_particles_smoke_alpha;
1164 extern cvar_t cl_particles_smoke_alphafade;
1165 extern cvar_t cl_particles_sparks;
1166 extern cvar_t cl_particles_bubbles;
1167 extern cvar_t cl_decals;
1168 extern cvar_t cl_decals_time;
1169 extern cvar_t cl_decals_fadetime;
1171 void CL_Particles_Clear(void);
1172 void CL_Particles_Init(void);
1173 void CL_Particles_Shutdown(void);
1175 typedef enum effectnameindex_s
1179 EFFECT_TE_GUNSHOTQUAD,
1181 EFFECT_TE_SPIKEQUAD,
1182 EFFECT_TE_SUPERSPIKE,
1183 EFFECT_TE_SUPERSPIKEQUAD,
1185 EFFECT_TE_KNIGHTSPIKE,
1186 EFFECT_TE_EXPLOSION,
1187 EFFECT_TE_EXPLOSIONQUAD,
1188 EFFECT_TE_TAREXPLOSION,
1190 EFFECT_TE_LAVASPLASH,
1191 EFFECT_TE_SMALLFLASH,
1196 EFFECT_TE_PLASMABURN,
1198 EFFECT_TE_TEI_SMOKE,
1199 EFFECT_TE_TEI_BIGEXPLOSION,
1200 EFFECT_TE_TEI_PLASMAHIT,
1206 EFFECT_TR_SLIGHTBLOOD,
1207 EFFECT_TR_KNIGHTSPIKE,
1208 EFFECT_TR_VORESPIKE,
1209 EFFECT_TR_NEHAHRASMOKE,
1210 EFFECT_TR_NEXUIZPLASMA,
1211 EFFECT_TR_GLOWTRAIL,
1212 EFFECT_SVC_PARTICLE,
1217 int CL_ParticleEffectIndexForName(const char *name);
1218 const char *CL_ParticleEffectNameForIndex(int i);
1219 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);
1220 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);
1221 void CL_ParseParticleEffect (void);
1222 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);
1223 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1224 void CL_EntityParticles (const entity_t *ent);
1225 void CL_ParticleExplosion (const vec3_t org);
1226 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1227 void CL_MoveParticles(void);
1228 void R_MoveExplosions(void);
1229 void R_NewExplosion(const vec3_t org);
1231 void Debug_PolygonBegin(const char *picname, int flags, qboolean draw2d, float linewidth);
1232 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1233 void Debug_PolygonEnd(void);
1235 #include "cl_screen.h"
1237 extern qboolean sb_showscores;
1239 #define NUMCROSSHAIRS 32
1240 extern cachepic_t *r_crosshairs[NUMCROSSHAIRS+1];
1242 #define FOGTABLEWIDTH 1024
1243 #define VERTEXFOGTABLE(dist) (r_refdef.fogtable[min((unsigned int)((dist) * r_refdef.fogtabledistmultiplier), FOGTABLEWIDTH - 1)])
1245 typedef struct r_refdef_stats_s
1248 int entities_surfaces;
1249 int entities_triangles;
1254 int meshes_elements;
1257 int lights_scissored;
1258 int lights_lighttriangles;
1259 int lights_shadowtriangles;
1260 int lights_dynamicshadowtriangles;
1262 int bloom_copypixels;
1263 int bloom_drawpixels;
1267 typedef struct r_refdef_s
1269 // these fields define the basic rendering information for the world
1270 // but not the view, which could change multiple times in one rendered
1271 // frame (for example when rendering textures for certain effects)
1273 // these are set for water warping before
1274 // frustum_x/frustum_y are calculated
1275 float frustumscale_x, frustumscale_y;
1277 // minimum visible distance (pixels closer than this disappear)
1279 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1280 // in 32bpp an infinite-farclip matrix is used instead)
1283 // fullscreen color blend
1286 // whether to call S_ExtraUpdate during render to reduce sound chop
1287 qboolean extraupdate;
1289 // client gameworld time for rendering time based effects
1293 entity_render_t *worldentity;
1295 // same as worldentity->model
1296 model_t *worldmodel;
1298 // renderable entities (excluding world)
1299 entity_render_t **entities;
1303 // renderable dynamic lights
1304 rtlight_t lights[MAX_DLIGHTS];
1307 // 8.8bit fixed point intensities for light styles
1308 // controls intensity of dynamic lights and lightmap layers
1309 unsigned short lightstylevalue[256]; // 8.8 fraction of base light value
1313 vec_t fograngerecip;
1314 vec_t fogtabledistmultiplier;
1315 float fogtable[FOGTABLEWIDTH];
1320 qboolean fogenabled;
1321 qboolean oldgl_fogenable;
1323 qboolean draw2dstage;
1325 // true during envmap command capture
1328 // brightness of world lightmaps and related lighting
1329 // (often reduced when world rtlights are enabled)
1330 float lightmapintensity;
1331 // whether to draw world lights realtime, dlights realtime, and their shadows
1333 qboolean rtworldshadows;
1335 qboolean rtdlightshadows;
1336 float polygonfactor;
1337 float polygonoffset;
1338 float shadowpolygonfactor;
1339 float shadowpolygonoffset;
1341 // rendering stats for r_speeds display
1342 // (these are incremented in many places)
1343 r_refdef_stats_t stats;
1347 typedef struct r_view_s
1349 // view information (changes multiple times per frame)
1350 // if any of these variables change then r_viewcache must be regenerated
1351 // by calling R_View_Update
1352 // (which also updates viewport, scissor, colormask)
1354 // it is safe and expected to copy this into a structure on the stack and
1355 // call the renderer recursively, then restore from the stack afterward
1356 // (as long as R_View_Update is called)
1358 // eye position information
1365 mplane_t frustum[5];
1366 float frustum_x, frustum_y;
1367 vec3_t frustumcorner[4];
1369 // screen area to render in
1377 // which color components to allow (for anaglyph glasses)
1380 // global RGB color multiplier for rendering, this is required by HDR
1385 typedef struct r_viewcache_s
1387 // these properties are generated by R_View_Update()
1389 // which entities are currently visible for this viewpoint
1390 // (the used range is 0...r_refdef.numentities)
1391 unsigned char entityvisible[MAX_EDICTS];
1392 // flag arrays used for visibility checking on world model
1393 // (all other entities have no per-surface/per-leaf visibility checks)
1394 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_clusters
1395 unsigned char world_pvsbits[(32768+7)>>3];
1396 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_leafs
1397 unsigned char world_leafvisible[32768];
1398 // TODO: dynamic resize according to r_refdef.worldmodel->num_surfaces
1399 unsigned char world_surfacevisible[262144];
1400 // if true, the view is currently in a leaf without pvs data
1401 qboolean world_novis;
1405 extern r_refdef_t r_refdef;
1406 extern r_view_t r_view;
1407 extern r_viewcache_t r_viewcache;