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 // number of the entity represents, or 0 for non-network entities
250 // entity shirt and pants colors (-1 if not colormapped)
252 // literal colors for renderer
253 vec3_t colormap_pantscolor;
254 vec3_t colormap_shirtcolor;
255 // light, particles, etc
257 // qw CTF flags and other internal-use-only effect bits
264 // colormod tinting of models
267 // interpolated animation
269 // frame that the model is interpolating from
271 // frame that the model is interpolating to
273 // interpolation factor, usually computed from frame2time
275 // time frame1 began playing (for framegroup animations)
277 // time frame2 began playing (for framegroup animations)
280 // calculated by the renderer (but not persistent)
282 // calculated during R_AddModelEntities
284 // 4 frame numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use frame instead
285 frameblend_t frameblend[4];
287 // current lighting from map
288 vec3_t modellight_ambient;
289 vec3_t modellight_diffuse; // q3bsp
290 vec3_t modellight_lightdir; // q3bsp
292 // last time visible during trace culling
293 double last_trace_visibility;
297 typedef struct entity_persistent_s
304 // muzzleflash fading
307 // interpolated movement
309 // start time of move
311 // time difference from start to end of move
313 // the move itself, start and end
321 typedef struct entity_s
323 // baseline state (default values)
324 entity_state_t state_baseline;
325 // previous state (interpolating from this)
326 entity_state_t state_previous;
327 // current state (interpolating to this)
328 entity_state_t state_current;
330 // used for regenerating parts of render
331 entity_persistent_t persistent;
333 // the only data the renderer should know about
334 entity_render_t render;
338 typedef struct usercmd_s
342 // intended velocities
347 vec3_t cursor_screen;
350 vec3_t cursor_impact;
351 vec3_t cursor_normal;
352 vec_t cursor_fraction;
353 int cursor_entitynumber;
357 int msec; // for qw moves
361 qboolean applied; // if false we're still accumulating a move
364 typedef struct lightstyle_s
367 char map[MAX_STYLESTRING];
370 typedef struct scoreboard_s
372 char name[MAX_SCOREBOARDNAME];
374 int colors; // two 4 bit fields
377 char qw_userinfo[MAX_USERINFO_STRING];
383 char qw_skin[MAX_QPATH];
386 typedef struct cshift_s
389 float percent; // 0-256
392 #define CSHIFT_CONTENTS 0
393 #define CSHIFT_DAMAGE 1
394 #define CSHIFT_BONUS 2
395 #define CSHIFT_POWERUP 3
396 #define CSHIFT_VCSHIFT 4
397 #define NUM_CSHIFTS 5
399 #define NAME_LENGTH 64
403 // client_state_t should hold all pieces of the client state
406 #define SIGNONS 4 // signon messages to receive before connected
409 #define MAX_DEMONAME 16
411 typedef enum cactive_e
413 ca_dedicated, // a dedicated server with no ability to start a client
414 ca_disconnected, // full screen console with no connection
415 ca_connected // valid netcon, talking to a server
419 typedef enum qw_downloadtype_e
429 typedef enum capturevideoformat_e
431 CAPTUREVIDEOFORMAT_AVI_I420
433 capturevideoformat_t;
435 typedef struct capturevideostate_s
439 // for AVI saving some values have to be written after capture ends
440 fs_offset_t videofile_totalframes_offset1;
441 fs_offset_t videofile_totalframes_offset2;
442 fs_offset_t videofile_totalsampleframes_offset;
447 capturevideoformat_t format;
450 int soundsampleframe; // for AVI saving
451 unsigned char *buffer;
452 sizebuf_t riffbuffer;
453 unsigned char riffbufferdata[128];
454 // note: riffindex buffer has an allocated ->data member, not static like most!
455 sizebuf_t riffindexbuffer;
457 fs_offset_t riffstackstartoffset[4];
458 short rgbtoyuvscaletable[3][3][256];
459 unsigned char yuvnormalizetable[3][256];
464 #define CL_MAX_DOWNLOADACKS 4
466 typedef struct cl_downloadack_s
473 // the client_static_t structure is persistent through an arbitrary number
474 // of server connections
476 typedef struct client_static_s
480 // all client memory allocations go in these pools
481 mempool_t *levelmempool;
482 mempool_t *permanentmempool;
485 // -1 = don't play demos
487 // list of demos in loop
488 char demos[MAX_DEMOS][MAX_DEMONAME];
489 // the actively playing demo (set by CL_PlayDemo_f)
492 // demo recording info must be here, because record is started before
493 // entering a map (and clearing client_state_t)
494 qboolean demorecording;
495 qboolean demoplayback;
497 // -1 = use normal cd track
500 // to meter out one message a frame
502 // host_framecount at start
504 // realtime at second frame of timedemo (LordHavoc: changed to double)
506 double td_onesecondnexttime;
507 double td_onesecondframes;
508 double td_onesecondminframes;
509 double td_onesecondmaxframes;
510 double td_onesecondavgframes;
511 int td_onesecondavgcount;
512 // LordHavoc: pausedemo
515 qboolean connect_trying;
516 int connect_remainingtries;
517 double connect_nextsendtime;
518 lhnetsocket_t *connect_mysocket;
519 lhnetaddress_t connect_address;
520 // protocol version of the server we're connected to
521 // (kept outside client_state_t because it's used between levels)
522 protocolversion_t protocol;
524 // connection information
527 // network connection
530 // download information
531 // (note: qw_download variables are also used)
532 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
534 // input sequence numbers are not reset on level change, only connect
536 int servermovesequence;
538 // quakeworld stuff below
540 // value of "qport" cvar at time of connection
542 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
543 int qw_incoming_sequence;
544 int qw_outgoing_sequence;
546 // current file download buffer (only saved when file is completed)
547 char qw_downloadname[MAX_QPATH];
548 unsigned char *qw_downloadmemory;
549 int qw_downloadmemorycursize;
550 int qw_downloadmemorymaxsize;
551 int qw_downloadnumber;
552 int qw_downloadpercent;
553 qw_downloadtype_t qw_downloadtype;
554 // transfer rate display
555 double qw_downloadspeedtime;
556 int qw_downloadspeedcount;
557 int qw_downloadspeedrate;
559 // current file upload buffer (for uploading screenshots to server)
560 unsigned char *qw_uploaddata;
565 // this normally contains the following keys in quakeworld:
566 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
567 char userinfo[MAX_USERINFO_STRING];
569 // video capture stuff
570 capturevideostate_t capturevideo;
574 extern client_static_t cls;
576 typedef struct client_movementqueue_s
586 client_movementqueue_t;
592 qboolean drawenginesbar;
593 qboolean drawcrosshair;
598 PARTICLE_BILLBOARD = 0,
600 PARTICLE_ORIENTED_DOUBLESIDED = 2,
613 typedef struct particletype_s
616 porientation_t orientation;
623 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
627 typedef struct particle_s
629 particletype_t *type;
632 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
634 float sizeincrease; // rate of size change per second
635 float alpha; // 0-255
636 float alphafade; // how much alpha reduces per second
637 float time2; // used for snow fluttering and decal fade
638 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)
639 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
640 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
641 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
642 unsigned char color[4];
643 unsigned int owner; // decal stuck to this entity
644 model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
645 vec3_t relativeorigin; // decal at this location in entity's coordinate space
646 vec3_t relativedirection; // decal oriented this way relative to entity's coordinate space
650 typedef enum cl_parsingtextmode_e
652 CL_PARSETEXTMODE_NONE,
653 CL_PARSETEXTMODE_PING,
654 CL_PARSETEXTMODE_STATUS,
655 CL_PARSETEXTMODE_STATUS_PLAYERID,
656 CL_PARSETEXTMODE_STATUS_PLAYERIP
658 cl_parsingtextmode_t;
660 typedef struct cl_locnode_s
662 struct cl_locnode_s *next;
669 // the client_state_t structure is wiped completely at every
672 typedef struct client_state_s
674 // true if playing in a local game and no one else is connected
677 // send a clc_nop periodically until connected
680 // current input being accumulated by mouse/joystick/etc input
682 // latest moves sent to the server that have not been confirmed yet
683 usercmd_t movecmd[CL_MAX_USERCMDS];
685 // information for local display
687 int stats[MAX_CL_STATS];
688 // last known inventory bit flags, for blinking
690 // cl.time of acquiring item, for blinking
691 float item_gettime[32];
692 // last known STAT_ACTIVEWEAPON
694 // cl.time of changing STAT_ACTIVEWEAPON
696 // use pain anim frame if cl.time < this
698 // for stair smoothing
700 double stairsmoothtime;
702 // color shifts for damage, powerups
703 cshift_t cshifts[NUM_CSHIFTS];
705 cshift_t prev_cshifts[NUM_CSHIFTS];
707 // the client maintains its own idea of view angles, which are
708 // sent to the server each frame. The server sets punchangle when
709 // the view is temporarily offset, and an angle reset commands at the start
710 // of each level and after teleporting.
712 // mviewangles is read from demo
713 // viewangles is either client controlled or lerped from mviewangles
714 vec3_t mviewangles[2], viewangles;
715 // update by server, used by qc to do weapon recoil
716 vec3_t mpunchangle[2], punchangle;
717 // update by server, can be used by mods to kick view around
718 vec3_t mpunchvector[2], punchvector;
719 // update by server, used for lean+bob (0 is newest)
720 vec3_t mvelocity[2], velocity;
721 // update by server, can be used by mods for zooming
722 vec_t mviewzoom[2], viewzoom;
723 // if true interpolation the mviewangles and other interpolation of the
724 // player is disabled until the next network packet
725 // this is used primarily by teleporters, and when spectating players
726 // special checking of the old fixangle[1] is used to differentiate
727 // between teleporting and spectating
728 qboolean fixangle[2];
730 // client movement simulation
731 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
732 // set by CL_ClientMovement_Replay functions
733 qboolean movement_predicted;
734 // if true the CL_ClientMovement_Replay function will update origin, etc
735 qboolean movement_replay;
736 // this is set true by svc_time parsing and causes a new movement to be
737 // queued for prediction purposes
738 qboolean movement_needupdate;
739 // timestamps of latest two predicted moves for interpolation
740 double movement_time[4];
741 // simulated data (this is valid even if cl.movement is false)
742 vec3_t movement_origin;
743 vec3_t movement_oldorigin;
744 vec3_t movement_velocity;
745 // queue of proposed moves
746 int movement_numqueue;
747 client_movementqueue_t movement_queue[256];
748 // whether the replay should allow a jump at the first sequence
749 qboolean movement_replay_canjump;
751 // pitch drifting vars
758 //[515]: added for csqc purposes
759 float sensitivityscale;
760 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
761 qboolean csqc_wantsmousemove;
762 struct model_s *csqc_model_precache[MAX_MODELS];
764 // local amount for smoothing stepups
773 qboolean oldonground;
774 double lastongroundtime;
775 double hitgroundtime;
777 // don't change view angle, full screen, etc
779 // latched at intermission start
780 double completed_time;
782 // the timestamp of the last two messages
785 // clients view of time, time should be between mtime[0] and mtime[1] to
786 // generate a lerp point for other data, oldtime is the previous frame's
787 // value of time, frametime is the difference between time and oldtime
788 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
789 // is only forcefully limited when a packet is received
790 double time, oldtime;
791 // how long it has been since the previous client frame in real time
792 // (not game time, for that use cl.time - cl.oldtime)
793 double realframetime;
795 // copy of realtime from last recieved message, for net trouble icon
796 float last_received_message;
798 // information that is static for the entire time connected to a server
799 struct model_s *model_precache[MAX_MODELS];
800 struct sfx_s *sound_precache[MAX_SOUNDS];
802 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
803 char model_name[MAX_MODELS][MAX_QPATH];
804 char sound_name[MAX_SOUNDS][MAX_QPATH];
806 // for display on solo scoreboard
808 // cl_entitites[cl.viewentity] = player
810 // the real player entity (normally same as viewentity,
811 // different than viewentity if mod uses chasecam or other tricks)
813 // max players that can be in this game
815 // type of game (deathmatch, coop, singleplayer)
818 // models and sounds used by engine code (particularly cl_parse.c)
820 model_t *model_bolt2;
821 model_t *model_bolt3;
824 sfx_t *sfx_knighthit;
830 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
831 qboolean foundtalk2wav;
833 // refresh related state
835 // cl_entitites[0].model
836 struct model_s *worldmodel;
842 int cdtrack, looptrack;
847 scoreboard_t *scores;
849 // keep track of svc_print parsing state (analyzes ping reports and status reports)
850 cl_parsingtextmode_t parsingtextmode;
851 int parsingtextplayerindex;
852 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
853 // (which could eat the wrong ping report if the player issues one
854 // manually, but they would still see a ping report, just a later one
855 // caused by the scoreboard code rather than the one they intentionally
857 int parsingtextexpectingpingforscores;
859 // entity database stuff
860 // latest received entity frame numbers
861 #define LATESTFRAMENUMS 3
862 int latestframenums[LATESTFRAMENUMS];
863 entityframe_database_t *entitydatabase;
864 entityframe4_database_t *entitydatabase4;
865 entityframeqw_database_t *entitydatabaseqw;
867 // keep track of quake entities because they need to be killed if they get stale
869 unsigned char isquakeentity[MAX_EDICTS];
871 // bounding boxes for clientside movement
872 vec3_t playerstandmins;
873 vec3_t playerstandmaxs;
874 vec3_t playercrouchmins;
875 vec3_t playercrouchmaxs;
878 int max_static_entities;
879 int max_temp_entities;
884 int max_brushmodel_entities;
888 unsigned char *entities_active;
889 entity_t *static_entities;
890 entity_t *temp_entities;
891 cl_effect_t *effects;
894 lightstyle_t *lightstyle;
895 int *brushmodel_entities;
896 particle_t *particles;
899 int num_static_entities;
900 int num_temp_entities;
901 int num_brushmodel_entities;
909 // cl_serverextension_download feature
910 int loadmodel_current;
911 int downloadmodel_current;
913 int loadsound_current;
914 int downloadsound_current;
916 qboolean downloadcsqc;
918 qboolean loadfinished;
922 // local copy of the server infostring
923 char qw_serverinfo[MAX_SERVERINFO_STRING];
925 // time of last qw "pings" command sent to server while showing scores
926 double last_ping_request;
928 // used during connect
931 // updated from serverinfo
934 // unused: indicates whether the player is spectating
935 // use cl.scores[cl.playerentity].qw_spectator instead
936 //qboolean qw_spectator;
938 // movement parameters for client prediction
939 float qw_movevars_gravity;
940 float qw_movevars_stopspeed;
941 float qw_movevars_maxspeed; // can change during play
942 float qw_movevars_spectatormaxspeed;
943 float qw_movevars_accelerate;
944 float qw_movevars_airaccelerate;
945 float qw_movevars_wateraccelerate;
946 float qw_movevars_friction;
947 float qw_movevars_waterfriction;
948 float qw_movevars_entgravity; // can change during play
950 // models used by qw protocol
951 int qw_modelindex_spike;
952 int qw_modelindex_player;
953 int qw_modelindex_flag;
954 int qw_modelindex_s_explod;
956 vec3_t qw_intermission_origin;
957 vec3_t qw_intermission_angles;
959 // 255 is the most nails the QW protocol could send
961 vec_t qw_nails[255][6];
965 int qw_validsequence;
967 int qw_deltasequence[QW_UPDATE_BACKUP];
971 // collision culling data
974 // loc file stuff (points and boxes describing locations in the level)
975 cl_locnode_t *locnodes;
976 // this is updated to cl.movement_origin whenever health is < 1
977 // used by %d print in say/say_team messages if cl_locs_enable is on
978 vec3_t lastdeathorigin;
985 extern cvar_t cl_name;
986 extern cvar_t cl_color;
987 extern cvar_t cl_rate;
988 extern cvar_t cl_pmodel;
989 extern cvar_t cl_playermodel;
990 extern cvar_t cl_playerskin;
992 extern cvar_t rcon_password;
993 extern cvar_t rcon_address;
995 extern cvar_t cl_upspeed;
996 extern cvar_t cl_forwardspeed;
997 extern cvar_t cl_backspeed;
998 extern cvar_t cl_sidespeed;
1000 extern cvar_t cl_movespeedkey;
1002 extern cvar_t cl_yawspeed;
1003 extern cvar_t cl_pitchspeed;
1005 extern cvar_t cl_anglespeedkey;
1007 extern cvar_t cl_autofire;
1009 extern cvar_t cl_shownet;
1010 extern cvar_t cl_nolerp;
1011 extern cvar_t cl_nettimesyncfactor;
1012 extern cvar_t cl_nettimesyncboundmode;
1013 extern cvar_t cl_nettimesyncboundtolerance;
1015 extern cvar_t cl_pitchdriftspeed;
1016 extern cvar_t lookspring;
1017 extern cvar_t lookstrafe;
1018 extern cvar_t sensitivity;
1020 extern cvar_t freelook;
1022 extern cvar_t m_pitch;
1023 extern cvar_t m_yaw;
1024 extern cvar_t m_forward;
1025 extern cvar_t m_side;
1027 extern cvar_t cl_autodemo;
1028 extern cvar_t cl_autodemo_nameformat;
1030 extern cvar_t r_draweffects;
1032 extern cvar_t cl_explosions_alpha_start;
1033 extern cvar_t cl_explosions_alpha_end;
1034 extern cvar_t cl_explosions_size_start;
1035 extern cvar_t cl_explosions_size_end;
1036 extern cvar_t cl_explosions_lifetime;
1037 extern cvar_t cl_stainmaps;
1038 extern cvar_t cl_stainmaps_clearonload;
1040 extern cvar_t cl_prydoncursor;
1042 extern cvar_t cl_locs_enable;
1044 extern client_state_t cl;
1046 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);
1048 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1049 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1051 //=============================================================================
1057 void CL_Shutdown (void);
1058 void CL_Init (void);
1060 void CL_EstablishConnection(const char *host);
1062 void CL_Disconnect (void);
1063 void CL_Disconnect_f (void);
1065 void CL_UpdateRenderEntity(entity_render_t *ent);
1066 void CL_UpdateViewEntities(void);
1071 typedef struct kbutton_s
1073 int down[2]; // key nums holding it down
1074 int state; // low bit is down state
1078 extern kbutton_t in_mlook, in_klook;
1079 extern kbutton_t in_strafe;
1080 extern kbutton_t in_speed;
1082 void CL_InitInput (void);
1083 void CL_SendMove (void);
1085 void CL_ValidateState(entity_state_t *s);
1086 void CL_MoveLerpEntityStates(entity_t *ent);
1087 void CL_LerpUpdate(entity_t *e);
1088 void CL_ParseTEnt (void);
1089 void CL_NewBeam (int ent, vec3_t start, vec3_t end, model_t *m, int lightning);
1090 void CL_RelinkBeams (void);
1091 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1092 void CL_ClientMovement_Replay(void);
1094 void CL_ClearTempEntities (void);
1095 entity_t *CL_NewTempEntity (void);
1097 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1099 void CL_ClearState (void);
1100 void CL_ExpandEntities(int num);
1101 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1104 void CL_UpdateWorld (void);
1105 void CL_WriteToServer (void);
1106 void CL_Input (void);
1107 extern qboolean cl_ignoremousemove;
1110 float CL_KeyState (kbutton_t *key);
1111 const char *Key_KeynumToString (int keynum);
1112 int Key_StringToKeynum (const char *str);
1117 void CL_StopPlayback(void);
1118 void CL_ReadDemoMessage(void);
1119 void CL_WriteDemoMessage(sizebuf_t *mesage);
1121 void CL_NextDemo(void);
1122 void CL_Stop_f(void);
1123 void CL_Record_f(void);
1124 void CL_PlayDemo_f(void);
1125 void CL_TimeDemo_f(void);
1130 void CL_Parse_Init(void);
1131 void CL_Parse_Shutdown(void);
1132 void CL_ParseServerMessage(void);
1133 void CL_Parse_DumpPacket(void);
1134 void CL_Parse_ErrorCleanUp(void);
1135 void QW_CL_StartUpload(unsigned char *data, int size);
1136 extern cvar_t qport;
1141 void V_StartPitchDrift (void);
1142 void V_StopPitchDrift (void);
1145 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1146 void V_UpdateBlends (void);
1147 void V_ParseDamage (void);
1153 extern cvar_t cl_particles;
1154 extern cvar_t cl_particles_quality;
1155 extern cvar_t cl_particles_size;
1156 extern cvar_t cl_particles_quake;
1157 extern cvar_t cl_particles_blood;
1158 extern cvar_t cl_particles_blood_alpha;
1159 extern cvar_t cl_particles_blood_bloodhack;
1160 extern cvar_t cl_particles_bulletimpacts;
1161 extern cvar_t cl_particles_explosions_smoke;
1162 extern cvar_t cl_particles_explosions_sparks;
1163 extern cvar_t cl_particles_explosions_shell;
1164 extern cvar_t cl_particles_rain;
1165 extern cvar_t cl_particles_snow;
1166 extern cvar_t cl_particles_smoke;
1167 extern cvar_t cl_particles_smoke_alpha;
1168 extern cvar_t cl_particles_smoke_alphafade;
1169 extern cvar_t cl_particles_sparks;
1170 extern cvar_t cl_particles_bubbles;
1171 extern cvar_t cl_decals;
1172 extern cvar_t cl_decals_time;
1173 extern cvar_t cl_decals_fadetime;
1175 void CL_Particles_Clear(void);
1176 void CL_Particles_Init(void);
1177 void CL_Particles_Shutdown(void);
1179 typedef enum effectnameindex_s
1183 EFFECT_TE_GUNSHOTQUAD,
1185 EFFECT_TE_SPIKEQUAD,
1186 EFFECT_TE_SUPERSPIKE,
1187 EFFECT_TE_SUPERSPIKEQUAD,
1189 EFFECT_TE_KNIGHTSPIKE,
1190 EFFECT_TE_EXPLOSION,
1191 EFFECT_TE_EXPLOSIONQUAD,
1192 EFFECT_TE_TAREXPLOSION,
1194 EFFECT_TE_LAVASPLASH,
1195 EFFECT_TE_SMALLFLASH,
1200 EFFECT_TE_PLASMABURN,
1202 EFFECT_TE_TEI_SMOKE,
1203 EFFECT_TE_TEI_BIGEXPLOSION,
1204 EFFECT_TE_TEI_PLASMAHIT,
1210 EFFECT_TR_SLIGHTBLOOD,
1211 EFFECT_TR_KNIGHTSPIKE,
1212 EFFECT_TR_VORESPIKE,
1213 EFFECT_TR_NEHAHRASMOKE,
1214 EFFECT_TR_NEXUIZPLASMA,
1215 EFFECT_TR_GLOWTRAIL,
1216 EFFECT_SVC_PARTICLE,
1221 int CL_ParticleEffectIndexForName(const char *name);
1222 const char *CL_ParticleEffectNameForIndex(int i);
1223 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);
1224 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);
1225 void CL_ParseParticleEffect (void);
1226 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);
1227 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1228 void CL_EntityParticles (const entity_t *ent);
1229 void CL_ParticleExplosion (const vec3_t org);
1230 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1231 void CL_MoveParticles(void);
1232 void R_MoveExplosions(void);
1233 void R_NewExplosion(const vec3_t org);
1235 void Debug_PolygonBegin(const char *picname, int flags, qboolean draw2d, float linewidth);
1236 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1237 void Debug_PolygonEnd(void);
1239 #include "cl_screen.h"
1241 extern qboolean sb_showscores;
1243 #define NUMCROSSHAIRS 32
1244 extern cachepic_t *r_crosshairs[NUMCROSSHAIRS+1];
1246 float FogPoint_World(const vec3_t p);
1247 float FogPoint_Model(const vec3_t p);
1249 typedef struct r_refdef_stats_s
1252 int entities_surfaces;
1253 int entities_triangles;
1258 int meshes_elements;
1261 int lights_scissored;
1262 int lights_lighttriangles;
1263 int lights_shadowtriangles;
1264 int lights_dynamicshadowtriangles;
1266 int bloom_copypixels;
1267 int bloom_drawpixels;
1271 typedef struct r_refdef_s
1273 // these fields define the basic rendering information for the world
1274 // but not the view, which could change multiple times in one rendered
1275 // frame (for example when rendering textures for certain effects)
1277 // these are set for water warping before
1278 // frustum_x/frustum_y are calculated
1279 float frustumscale_x, frustumscale_y;
1281 // minimum visible distance (pixels closer than this disappear)
1283 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1284 // in 32bpp an infinite-farclip matrix is used instead)
1287 // fullscreen color blend
1290 // whether to call S_ExtraUpdate during render to reduce sound chop
1291 qboolean extraupdate;
1293 // client gameworld time for rendering time based effects
1297 entity_render_t *worldentity;
1299 // same as worldentity->model
1300 model_t *worldmodel;
1302 // renderable entities (excluding world)
1303 entity_render_t **entities;
1307 // renderable dynamic lights
1308 rtlight_t lights[MAX_DLIGHTS];
1311 // 8.8bit fixed point intensities for light styles
1312 // controls intensity of dynamic lights and lightmap layers
1313 unsigned short lightstylevalue[256]; // 8.8 fraction of base light value
1317 vec_t fograngerecip;
1318 vec_t fogmasktabledistmultiplier;
1319 #define FOGMASKTABLEWIDTH 1024
1320 float fogmasktable[FOGMASKTABLEWIDTH];
1325 qboolean fogenabled;
1326 qboolean oldgl_fogenable;
1328 qboolean draw2dstage;
1330 // true during envmap command capture
1333 // brightness of world lightmaps and related lighting
1334 // (often reduced when world rtlights are enabled)
1335 float lightmapintensity;
1336 // whether to draw world lights realtime, dlights realtime, and their shadows
1338 qboolean rtworldshadows;
1340 qboolean rtdlightshadows;
1341 float polygonfactor;
1342 float polygonoffset;
1343 float shadowpolygonfactor;
1344 float shadowpolygonoffset;
1346 // rendering stats for r_speeds display
1347 // (these are incremented in many places)
1348 r_refdef_stats_t stats;
1352 typedef struct r_view_s
1354 // view information (changes multiple times per frame)
1355 // if any of these variables change then r_viewcache must be regenerated
1356 // by calling R_View_Update
1357 // (which also updates viewport, scissor, colormask)
1359 // it is safe and expected to copy this into a structure on the stack and
1360 // call the renderer recursively, then restore from the stack afterward
1361 // (as long as R_View_Update is called)
1363 // eye position information
1370 mplane_t frustum[5];
1371 float frustum_x, frustum_y;
1372 vec3_t frustumcorner[4];
1374 // screen area to render in
1382 // which color components to allow (for anaglyph glasses)
1385 // global RGB color multiplier for rendering, this is required by HDR
1390 typedef struct r_viewcache_s
1392 // these properties are generated by R_View_Update()
1394 // which entities are currently visible for this viewpoint
1395 // (the used range is 0...r_refdef.numentities)
1396 unsigned char entityvisible[MAX_EDICTS];
1397 // flag arrays used for visibility checking on world model
1398 // (all other entities have no per-surface/per-leaf visibility checks)
1399 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_clusters
1400 unsigned char world_pvsbits[(32768+7)>>3];
1401 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_leafs
1402 unsigned char world_leafvisible[32768];
1403 // TODO: dynamic resize according to r_refdef.worldmodel->num_surfaces
1404 unsigned char world_surfacevisible[262144];
1405 // if true, the view is currently in a leaf without pvs data
1406 qboolean world_novis;
1410 extern r_refdef_t r_refdef;
1411 extern r_view_t r_view;
1412 extern r_viewcache_t r_viewcache;