2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
25 #include "matrixlib.h"
27 // LordHavoc: 256 dynamic lights
28 #define MAX_DLIGHTS 256
30 // flags for rtlight rendering
31 #define LIGHTFLAG_NORMALMODE 1
32 #define LIGHTFLAG_REALTIMEMODE 2
34 typedef struct effect_s
43 // these are for interpolation
53 // draw this as lightning polygons, or a model?
55 struct model_s *model;
61 typedef struct rtlight_s
63 // shadow volumes are done entirely in model space, so there are no matrices for dealing with them... they just use the origin
65 // note that the world to light matrices are inversely scaled (divided) by lightradius
68 // matrix for transforming world coordinates to light filter coordinates
69 matrix4x4_t matrix_worldtolight;
70 // typically 1 1 1, can be lower (dim) or higher (overbright)
72 // size of the light (remove?)
76 // light style to monitor for brightness
78 // whether light should render shadows
80 // intensity of corona to render
82 // radius scale of corona to render (1.0 means same as light radius)
83 vec_t coronasizescale;
84 // ambient intensity to render
86 // diffuse intensity to render
88 // specular intensity to render
93 // generated properties
94 // used only for shadow volumes
101 // squared cullradius
104 // rendering properties, updated each time a light is rendered
105 // this is rtlight->color * d_lightstylevalue
107 // this is R_Shadow_Cubemap(rtlight->cubemapname)
108 rtexture_t *currentcubemap;
111 // true if this light should be compiled as a static light
113 // true if this is a compiled world light, cleared if the light changes
115 // premade shadow volumes to render for world entity
116 shadowmesh_t *static_meshchain_shadow;
117 // used for visibility testing (more exact than bbox)
119 int static_numleafpvsbytes;
120 int *static_leaflist;
121 unsigned char *static_leafpvs;
122 // surfaces seen by light
123 int static_numsurfaces;
124 int *static_surfacelist;
128 typedef struct dlight_s
130 // destroy light after this time
133 // the entity that owns this light (can be NULL)
135 struct entity_render_s *ent;
137 // (worldlight: saved to .rtlights file)
139 // worldlight orientation
141 // (worldlight: saved to .rtlights file)
143 // dlight orientation/scaling/location
147 // (worldlight: saved to .rtlights file)
149 // cubemap number to use on this light
152 // cubemap name to use on this light
154 // (worldlight: saved to .rtlights file)
155 char cubemapname[64];
156 // make light flash while selected
159 // brightness (not really radius anymore)
160 // (worldlight: saved to .rtlights file)
162 // drop intensity this much each second
165 // intensity value which is dropped over time
168 // initial values for intensity to modify
172 // light style which controls intensity of this light
173 // (worldlight: saved to .rtlights file)
176 // (worldlight: saved to .rtlights file)
179 // (worldlight: saved to .rtlights file)
181 // radius scale of corona to render (1.0 means same as light radius)
182 // (worldlight: saved to .rtlights file)
183 vec_t coronasizescale;
184 // ambient intensity to render
185 // (worldlight: saved to .rtlights file)
187 // diffuse intensity to render
188 // (worldlight: saved to .rtlights file)
190 // specular intensity to render
191 // (worldlight: saved to .rtlights file)
194 // (worldlight: saved to .rtlights file)
196 // linked list of world lights
198 struct dlight_s *next;
199 // embedded rtlight struct for renderer
205 typedef struct frameblend_s
212 // LordHavoc: this struct is intended for the renderer but some fields are
213 // used by the client.
214 typedef struct entity_render_s
220 // transform matrix for model to world
222 // transform matrix for world to model
223 matrix4x4_t inversematrix;
224 // opacity (alpha) of the model
226 // size the model is shown
231 // current uninterpolated animation frame (for things which do not use interpolation)
233 // entity shirt and pants colors (-1 if not colormapped)
235 // literal colors for renderer
236 vec3_t colormap_pantscolor;
237 vec3_t colormap_shirtcolor;
238 // light, particles, etc
245 // colormod tinting of models
248 // interpolated animation
250 // frame that the model is interpolating from
252 // frame that the model is interpolating to
254 // interpolation factor, usually computed from frame2time
256 // time frame1 began playing (for framegroup animations)
258 // time frame2 began playing (for framegroup animations)
261 // calculated by the renderer (but not persistent)
263 // calculated during R_AddModelEntities
265 // 4 frame numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use frame instead
266 frameblend_t frameblend[4];
268 // current lighting from map
269 vec3_t modellight_ambient;
270 vec3_t modellight_diffuse; // q3bsp
271 vec3_t modellight_lightdir; // q3bsp
275 typedef struct entity_persistent_s
284 // muzzleflash fading
287 // interpolated movement
289 // start time of move
291 // time difference from start to end of move
293 // the move itself, start and end
301 typedef struct entity_s
304 // baseline state (default values)
305 entity_state_t state_baseline;
306 // previous state (interpolating from this)
307 entity_state_t state_previous;
308 // current state (interpolating to this)
309 entity_state_t state_current;
311 // used for regenerating parts of render
312 entity_persistent_t persistent;
314 // the only data the renderer should know about
315 entity_render_t render;
319 typedef struct usercmd_s
323 // intended velocities
328 vec3_t cursor_screen;
331 vec3_t cursor_impact;
332 vec3_t cursor_normal;
333 vec_t cursor_fraction;
334 int cursor_entitynumber;
341 qboolean applied; // if false we're still accumulating a move
344 typedef struct lightstyle_s
347 char map[MAX_STYLESTRING];
350 typedef struct scoreboard_s
352 char name[MAX_SCOREBOARDNAME];
354 int colors; // two 4 bit fields
357 char qw_userinfo[MAX_USERINFO_STRING];
363 char qw_skin[MAX_QPATH];
366 typedef struct cshift_s
369 float percent; // 0-256
372 #define CSHIFT_CONTENTS 0
373 #define CSHIFT_DAMAGE 1
374 #define CSHIFT_BONUS 2
375 #define CSHIFT_POWERUP 3
376 #define CSHIFT_VCSHIFT 4
377 #define NUM_CSHIFTS 5
379 #define NAME_LENGTH 64
383 // client_state_t should hold all pieces of the client state
386 #define SIGNONS 4 // signon messages to receive before connected
389 #define MAX_DEMONAME 16
391 typedef enum cactive_e
393 ca_dedicated, // a dedicated server with no ability to start a client
394 ca_disconnected, // full screen console with no connection
395 ca_connected // valid netcon, talking to a server
399 typedef enum qw_downloadtype_e
409 typedef enum capturevideoformat_e
411 CAPTUREVIDEOFORMAT_AVI_I420
413 capturevideoformat_t;
415 typedef struct capturevideostate_s
419 // for AVI saving some values have to be written after capture ends
420 fs_offset_t videofile_totalframes_offset1;
421 fs_offset_t videofile_totalframes_offset2;
422 fs_offset_t videofile_totalsampleframes_offset;
427 capturevideoformat_t format;
430 int soundsampleframe; // for AVI saving
431 unsigned char *buffer;
432 sizebuf_t riffbuffer;
433 unsigned char riffbufferdata[128];
434 // note: riffindex buffer has an allocated ->data member, not static like most!
435 sizebuf_t riffindexbuffer;
437 fs_offset_t riffstackstartoffset[4];
438 short rgbtoyuvscaletable[3][3][256];
439 unsigned char yuvnormalizetable[3][256];
444 #define CL_MAX_DOWNLOADACKS 4
446 typedef struct cl_downloadack_s
453 // the client_static_t structure is persistent through an arbitrary number
454 // of server connections
456 typedef struct client_static_s
460 // all client memory allocations go in these pools
461 mempool_t *levelmempool;
462 mempool_t *permanentmempool;
465 // -1 = don't play demos
467 // list of demos in loop
468 char demos[MAX_DEMOS][MAX_DEMONAME];
469 // the actively playing demo (set by CL_PlayDemo_f)
472 // demo recording info must be here, because record is started before
473 // entering a map (and clearing client_state_t)
474 qboolean demorecording;
475 qboolean demoplayback;
477 // -1 = use normal cd track
480 // to meter out one message a frame
482 // host_framecount at start
484 // realtime at second frame of timedemo (LordHavoc: changed to double)
486 // LordHavoc: for measuring maxfps
487 double td_minframetime;
488 // LordHavoc: for measuring minfps
489 double td_maxframetime;
490 // LordHavoc: pausedemo
493 qboolean connect_trying;
494 int connect_remainingtries;
495 double connect_nextsendtime;
496 lhnetsocket_t *connect_mysocket;
497 lhnetaddress_t connect_address;
498 // protocol version of the server we're connected to
499 // (kept outside client_state_t because it's used between levels)
500 protocolversion_t protocol;
502 // connection information
505 // network connection
508 // download information
509 // (note: qw_download variables are also used)
510 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
512 // quakeworld stuff below
514 // value of "qport" cvar at time of connection
516 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
517 int qw_incoming_sequence;
518 int qw_outgoing_sequence;
520 // current file download buffer (only saved when file is completed)
521 char qw_downloadname[MAX_QPATH];
522 unsigned char *qw_downloadmemory;
523 int qw_downloadmemorycursize;
524 int qw_downloadmemorymaxsize;
525 int qw_downloadnumber;
526 int qw_downloadpercent;
527 qw_downloadtype_t qw_downloadtype;
528 // transfer rate display
529 double qw_downloadspeedtime;
530 int qw_downloadspeedcount;
531 int qw_downloadspeedrate;
533 // current file upload buffer (for uploading screenshots to server)
534 unsigned char *qw_uploaddata;
539 // this normally contains the following keys in quakeworld:
540 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
541 char userinfo[MAX_USERINFO_STRING];
543 // video capture stuff
544 capturevideostate_t capturevideo;
548 extern client_static_t cls;
550 typedef struct client_movementqueue_s
560 client_movementqueue_t;
566 qboolean drawenginesbar;
567 qboolean drawcrosshair;
570 typedef struct qw_usercmd_s
573 short forwardmove, sidemove, upmove;
574 unsigned char padding1[2];
576 unsigned char buttons;
577 unsigned char impulse;
578 unsigned char padding2;
584 PARTICLE_BILLBOARD = 0,
586 PARTICLE_ORIENTED_DOUBLESIDED = 2,
599 typedef struct particletype_s
602 porientation_t orientation;
609 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
613 typedef struct particle_s
615 particletype_t *type;
618 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
620 float sizeincrease; // rate of size change per second
621 float alpha; // 0-255
622 float alphafade; // how much alpha reduces per second
623 float time2; // used for snow fluttering and decal fade
624 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)
625 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
626 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
627 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
628 unsigned char color[4];
629 unsigned int owner; // decal stuck to this entity
630 model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
631 vec3_t relativeorigin; // decal at this location in entity's coordinate space
632 vec3_t relativedirection; // decal oriented this way relative to entity's coordinate space
636 typedef enum cl_parsingtextmode_e
638 CL_PARSETEXTMODE_NONE,
639 CL_PARSETEXTMODE_PING,
640 CL_PARSETEXTMODE_STATUS,
641 CL_PARSETEXTMODE_STATUS_PLAYERID,
642 CL_PARSETEXTMODE_STATUS_PLAYERIP
644 cl_parsingtextmode_t;
647 // the client_state_t structure is wiped completely at every
650 typedef struct client_state_s
652 // true if playing in a local game and no one else is connected
655 // when connecting to the server throw out the first couple move messages
656 // so the player doesn't accidentally do something the first frame
659 // send a clc_nop periodically until connected
662 // current input to send to the server
665 // information for local display
667 int stats[MAX_CL_STATS];
668 // last known inventory bit flags, for blinking
670 // cl.time of acquiring item, for blinking
671 float item_gettime[32];
672 // last known STAT_ACTIVEWEAPON
674 // cl.time of changing STAT_ACTIVEWEAPON
676 // use pain anim frame if cl.time < this
678 // for stair smoothing
681 // color shifts for damage, powerups
682 cshift_t cshifts[NUM_CSHIFTS];
684 cshift_t prev_cshifts[NUM_CSHIFTS];
686 // the client maintains its own idea of view angles, which are
687 // sent to the server each frame. The server sets punchangle when
688 // the view is temporarily offset, and an angle reset commands at the start
689 // of each level and after teleporting.
691 // mviewangles is read from demo
692 // viewangles is either client controlled or lerped from mviewangles
693 vec3_t mviewangles[2], viewangles;
694 // update by server, used by qc to do weapon recoil
695 vec3_t mpunchangle[2], punchangle;
696 // update by server, can be used by mods to kick view around
697 vec3_t mpunchvector[2], punchvector;
698 // update by server, used for lean+bob (0 is newest)
699 vec3_t mvelocity[2], velocity;
700 // update by server, can be used by mods for zooming
701 vec_t mviewzoom[2], viewzoom;
702 // if true interpolation the mviewangles and other interpolation of the
703 // player is disabled until the next network packet
704 // this is used primarily by teleporters, and when spectating players
705 // special checking of the old fixangle[1] is used to differentiate
706 // between teleporting and spectating
707 qboolean fixangle[2];
709 // client movement simulation
710 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
711 // set by CL_ClientMovement_Replay functions
712 qboolean movement_predicted;
713 // this is set true by svc_time parsing and causes a new movement to be
714 // queued for prediction purposes
715 qboolean movement_needupdate;
716 // indicates the queue has been updated and should be replayed
717 qboolean movement_replay;
718 // timestamps of latest two predicted moves for interpolation
719 double movement_time[2];
720 // simulated data (this is valid even if cl.movement is false)
721 vec3_t movement_origin;
722 vec3_t movement_oldorigin;
723 vec3_t movement_velocity;
724 // queue of proposed moves
725 int movement_numqueue;
726 client_movementqueue_t movement_queue[256];
728 int servermovesequence;
729 // whether the replay should allow a jump at the first sequence
730 qboolean movement_replay_canjump;
732 // pitch drifting vars
739 //[515]: added for csqc purposes
740 float sensitivityscale;
741 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
742 qboolean csqc_wantsmousemove;
743 struct model_s *csqc_model_precache[MAX_MODELS];
745 // local amount for smoothing stepups
754 qboolean oldonground;
755 double lastongroundtime;
756 double hitgroundtime;
758 // don't change view angle, full screen, etc
760 // latched at intermission start
761 double completed_time;
763 // the timestamp of the last two messages
766 // clients view of time, time should be between mtime[0] and mtime[1] to
767 // generate a lerp point for other data, oldtime is the previous frame's
768 // value of time, frametime is the difference between time and oldtime
769 double time, oldtime;
770 // how long it has been since the previous client frame in real time
771 // (not game time, for that use cl.time - cl.oldtime)
772 double realframetime;
774 // copy of realtime from last recieved message, for net trouble icon
775 float last_received_message;
777 // information that is static for the entire time connected to a server
778 struct model_s *model_precache[MAX_MODELS];
779 struct sfx_s *sound_precache[MAX_SOUNDS];
781 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
782 char model_name[MAX_MODELS][MAX_QPATH];
783 char sound_name[MAX_SOUNDS][MAX_QPATH];
785 // for display on solo scoreboard
787 // cl_entitites[cl.viewentity] = player
789 // the real player entity (normally same as viewentity,
790 // different than viewentity if mod uses chasecam or other tricks)
792 // max players that can be in this game
794 // type of game (deathmatch, coop, singleplayer)
797 // models and sounds used by engine code (particularly cl_parse.c)
799 model_t *model_bolt2;
800 model_t *model_bolt3;
803 sfx_t *sfx_knighthit;
810 // refresh related state
812 // cl_entitites[0].model
813 struct model_s *worldmodel;
819 int cdtrack, looptrack;
824 scoreboard_t *scores;
826 // keep track of svc_print parsing state (analyzes ping reports and status reports)
827 cl_parsingtextmode_t parsingtextmode;
828 int parsingtextplayerindex;
829 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
830 // (which could eat the wrong ping report if the player issues one
831 // manually, but they would still see a ping report, just a later one
832 // caused by the scoreboard code rather than the one they intentionally
834 int parsingtextexpectingpingforscores;
836 // entity database stuff
837 // latest received entity frame numbers
838 #define LATESTFRAMENUMS 3
839 int latestframenums[LATESTFRAMENUMS];
840 entityframe_database_t *entitydatabase;
841 entityframe4_database_t *entitydatabase4;
842 entityframeqw_database_t *entitydatabaseqw;
844 // keep track of quake entities because they need to be killed if they get stale
846 unsigned char isquakeentity[MAX_EDICTS];
848 // bounding boxes for clientside movement
849 vec3_t playerstandmins;
850 vec3_t playerstandmaxs;
851 vec3_t playercrouchmins;
852 vec3_t playercrouchmaxs;
855 int max_csqcentities;
856 int max_static_entities;
857 int max_temp_entities;
862 int max_brushmodel_entities;
866 entity_t *csqcentities; //[515]: csqc
867 unsigned char *entities_active;
868 unsigned char *csqcentities_active; //[515]: csqc
869 entity_t *static_entities;
870 entity_t *temp_entities;
871 cl_effect_t *effects;
874 lightstyle_t *lightstyle;
875 int *brushmodel_entities;
876 particle_t *particles;
879 int num_csqcentities; //[515]: csqc
880 int num_static_entities;
881 int num_temp_entities;
882 int num_brushmodel_entities;
890 // cl_serverextension_download feature
891 int loadmodel_current;
892 int downloadmodel_current;
894 int loadsound_current;
895 int downloadsound_current;
897 qboolean downloadcsqc;
898 qboolean loadfinished;
902 // local copy of the server infostring
903 char qw_serverinfo[MAX_SERVERINFO_STRING];
905 // time of last qw "pings" command sent to server while showing scores
906 double last_ping_request;
908 // used during connect
911 // updated from serverinfo
914 // unused: indicates whether the player is spectating
915 // use cl.scores[cl.playerentity].qw_spectator instead
916 //qboolean qw_spectator;
918 // movement parameters for client prediction
919 float qw_movevars_gravity;
920 float qw_movevars_stopspeed;
921 float qw_movevars_maxspeed; // can change during play
922 float qw_movevars_spectatormaxspeed;
923 float qw_movevars_accelerate;
924 float qw_movevars_airaccelerate;
925 float qw_movevars_wateraccelerate;
926 float qw_movevars_friction;
927 float qw_movevars_waterfriction;
928 float qw_movevars_entgravity; // can change during play
930 // models used by qw protocol
931 int qw_modelindex_spike;
932 int qw_modelindex_player;
933 int qw_modelindex_flag;
934 int qw_modelindex_s_explod;
936 vec3_t qw_intermission_origin;
937 vec3_t qw_intermission_angles;
939 // 255 is the most nails the QW protocol could send
941 vec_t qw_nails[255][6];
945 int qw_validsequence;
947 qw_usercmd_t qw_moves[QW_UPDATE_BACKUP];
949 int qw_deltasequence[QW_UPDATE_BACKUP];
956 extern cvar_t cl_name;
957 extern cvar_t cl_color;
958 extern cvar_t cl_rate;
959 extern cvar_t cl_pmodel;
960 extern cvar_t cl_playermodel;
961 extern cvar_t cl_playerskin;
963 extern cvar_t rcon_password;
964 extern cvar_t rcon_address;
966 extern cvar_t cl_upspeed;
967 extern cvar_t cl_forwardspeed;
968 extern cvar_t cl_backspeed;
969 extern cvar_t cl_sidespeed;
971 extern cvar_t cl_movespeedkey;
973 extern cvar_t cl_yawspeed;
974 extern cvar_t cl_pitchspeed;
976 extern cvar_t cl_anglespeedkey;
978 extern cvar_t cl_autofire;
980 extern cvar_t cl_shownet;
981 extern cvar_t cl_nolerp;
983 extern cvar_t cl_pitchdriftspeed;
984 extern cvar_t lookspring;
985 extern cvar_t lookstrafe;
986 extern cvar_t sensitivity;
988 extern cvar_t freelook;
990 extern cvar_t m_pitch;
992 extern cvar_t m_forward;
993 extern cvar_t m_side;
995 extern cvar_t cl_autodemo;
996 extern cvar_t cl_autodemo_nameformat;
998 extern cvar_t r_draweffects;
1000 extern cvar_t cl_explosions_alpha_start;
1001 extern cvar_t cl_explosions_alpha_end;
1002 extern cvar_t cl_explosions_size_start;
1003 extern cvar_t cl_explosions_size_end;
1004 extern cvar_t cl_explosions_lifetime;
1005 extern cvar_t cl_stainmaps;
1006 extern cvar_t cl_stainmaps_clearonload;
1008 extern cvar_t cl_prydoncursor;
1010 extern client_state_t cl;
1012 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);
1014 //=============================================================================
1020 void CL_Shutdown (void);
1021 void CL_Init (void);
1023 void CL_EstablishConnection(const char *host);
1025 void CL_Disconnect (void);
1026 void CL_Disconnect_f (void);
1028 void CL_UpdateRenderEntity(entity_render_t *ent);
1033 typedef struct kbutton_s
1035 int down[2]; // key nums holding it down
1036 int state; // low bit is down state
1040 extern kbutton_t in_mlook, in_klook;
1041 extern kbutton_t in_strafe;
1042 extern kbutton_t in_speed;
1044 void CL_InitInput (void);
1045 void CL_SendMove (void);
1047 void CL_ValidateState(entity_state_t *s);
1048 void CL_MoveLerpEntityStates(entity_t *ent);
1049 void CL_LerpUpdate(entity_t *e);
1050 void CL_ParseTEnt (void);
1051 void CL_NewBeam (int ent, vec3_t start, vec3_t end, model_t *m, int lightning);
1052 void CL_RelinkBeams (void);
1053 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1055 void CL_ClearTempEntities (void);
1056 entity_t *CL_NewTempEntity (void);
1058 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1060 void CL_ClearState (void);
1061 void CL_ExpandEntities(int num);
1062 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1065 int CL_ReadFromServer (void);
1066 void CL_WriteToServer (void);
1067 void CL_Move (void);
1068 extern qboolean cl_ignoremousemove;
1071 float CL_KeyState (kbutton_t *key);
1072 const char *Key_KeynumToString (int keynum);
1073 int Key_StringToKeynum (const char *str);
1078 void CL_StopPlayback(void);
1079 void CL_ReadDemoMessage(void);
1080 void CL_WriteDemoMessage(void);
1082 void CL_NextDemo(void);
1083 void CL_Stop_f(void);
1084 void CL_Record_f(void);
1085 void CL_PlayDemo_f(void);
1086 void CL_TimeDemo_f(void);
1091 void CL_Parse_Init(void);
1092 void CL_Parse_Shutdown(void);
1093 void CL_ParseServerMessage(void);
1094 void CL_Parse_DumpPacket(void);
1095 void CL_Parse_ErrorCleanUp(void);
1096 void QW_CL_StartUpload(unsigned char *data, int size);
1097 extern cvar_t qport;
1102 void V_StartPitchDrift (void);
1103 void V_StopPitchDrift (void);
1106 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1107 void V_UpdateBlends (void);
1108 void V_ParseDamage (void);
1114 extern cvar_t cl_particles;
1115 extern cvar_t cl_particles_quality;
1116 extern cvar_t cl_particles_size;
1117 extern cvar_t cl_particles_quake;
1118 extern cvar_t cl_particles_blood;
1119 extern cvar_t cl_particles_blood_alpha;
1120 extern cvar_t cl_particles_blood_bloodhack;
1121 extern cvar_t cl_particles_bulletimpacts;
1122 extern cvar_t cl_particles_explosions_bubbles;
1123 extern cvar_t cl_particles_explosions_smoke;
1124 extern cvar_t cl_particles_explosions_sparks;
1125 extern cvar_t cl_particles_explosions_shell;
1126 extern cvar_t cl_particles_smoke;
1127 extern cvar_t cl_particles_smoke_alpha;
1128 extern cvar_t cl_particles_smoke_alphafade;
1129 extern cvar_t cl_particles_sparks;
1130 extern cvar_t cl_particles_bubbles;
1131 extern cvar_t cl_decals;
1132 extern cvar_t cl_decals_time;
1133 extern cvar_t cl_decals_fadetime;
1135 void CL_Particles_Clear(void);
1136 void CL_Particles_Init(void);
1137 void CL_Particles_Shutdown(void);
1139 typedef enum effectnameindex_s
1143 EFFECT_TE_GUNSHOTQUAD,
1145 EFFECT_TE_SPIKEQUAD,
1146 EFFECT_TE_SUPERSPIKE,
1147 EFFECT_TE_SUPERSPIKEQUAD,
1149 EFFECT_TE_KNIGHTSPIKE,
1150 EFFECT_TE_EXPLOSION,
1151 EFFECT_TE_EXPLOSIONQUAD,
1152 EFFECT_TE_TAREXPLOSION,
1154 EFFECT_TE_LAVASPLASH,
1155 EFFECT_TE_SMALLFLASH,
1160 EFFECT_TE_PLASMABURN,
1162 EFFECT_TE_TEI_SMOKE,
1163 EFFECT_TE_TEI_BIGEXPLOSION,
1164 EFFECT_TE_TEI_PLASMAHIT,
1170 EFFECT_TR_SLIGHTBLOOD,
1171 EFFECT_TR_KNIGHTSPIKE,
1172 EFFECT_TR_VORESPIKE,
1173 EFFECT_TR_NEHAHRASMOKE,
1174 EFFECT_TR_NEXUIZPLASMA,
1175 EFFECT_TR_GLOWTRAIL,
1176 EFFECT_SVC_PARTICLE,
1181 int CL_ParticleEffectIndexForName(const char *name);
1182 const char *CL_ParticleEffectNameForIndex(int i);
1183 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);
1184 void CL_ParseParticleEffect (void);
1185 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);
1186 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1187 void CL_EntityParticles (const entity_t *ent);
1188 void CL_ParticleExplosion (const vec3_t org);
1189 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1190 void CL_MoveParticles(void);
1191 void R_MoveExplosions(void);
1192 void R_NewExplosion(const vec3_t org);
1194 #include "cl_screen.h"
1196 extern qboolean sb_showscores;
1198 #define NUMCROSSHAIRS 32
1199 extern cachepic_t *r_crosshairs[NUMCROSSHAIRS+1];
1201 #define FOGTABLEWIDTH 1024
1202 extern int fogtableindex;
1203 #define VERTEXFOGTABLE(dist) (fogtableindex = (int)((dist) * r_refdef.fogtabledistmultiplier), r_refdef.fogtable[bound(0, fogtableindex, FOGTABLEWIDTH - 1)])
1205 typedef struct r_refdef_stats_s
1208 int entities_surfaces;
1209 int entities_triangles;
1214 int meshes_elements;
1217 int lights_scissored;
1218 int lights_lighttriangles;
1219 int lights_shadowtriangles;
1220 int lights_dynamicshadowtriangles;
1222 int bloom_copypixels;
1223 int bloom_drawpixels;
1227 typedef struct r_refdef_s
1229 // these fields define the basic rendering information for the world
1230 // but not the view, which could change multiple times in one rendered
1231 // frame (for example when rendering textures for certain effects)
1233 // these are set for water warping before
1234 // frustum_x/frustum_y are calculated
1235 float frustumscale_x, frustumscale_y;
1237 // minimum visible distance (pixels closer than this disappear)
1239 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1240 // in 32bpp an infinite-farclip matrix is used instead)
1243 // fullscreen color blend
1246 // whether to call S_ExtraUpdate during render to reduce sound chop
1247 qboolean extraupdate;
1249 // client gameworld time for rendering time based effects
1253 entity_render_t *worldentity;
1255 // same as worldentity->model
1256 model_t *worldmodel;
1258 // renderable entities (excluding world)
1259 entity_render_t **entities;
1263 // renderable dynamic lights
1264 dlight_t *lights[MAX_DLIGHTS];
1267 // 8.8bit fixed point intensities for light styles
1268 // controls intensity of dynamic lights and lightmap layers
1269 unsigned short lightstylevalue[256]; // 8.8 fraction of base light value
1273 vec_t fograngerecip;
1274 vec_t fogtabledistmultiplier;
1275 float fogtable[FOGTABLEWIDTH];
1280 qboolean fogenabled;
1281 qboolean oldgl_fogenable;
1283 qboolean draw2dstage;
1285 // true during envmap command capture
1288 // brightness of world lightmaps and related lighting
1289 // (often reduced when world rtlights are enabled)
1290 float lightmapintensity;
1291 // whether to draw world lights realtime, dlights realtime, and their shadows
1293 qboolean rtworldshadows;
1295 qboolean rtdlightshadows;
1296 float polygonfactor;
1297 float polygonoffset;
1298 float shadowpolygonfactor;
1299 float shadowpolygonoffset;
1301 // rendering stats for r_speeds display
1302 // (these are incremented in many places)
1303 r_refdef_stats_t stats;
1307 typedef struct r_view_s
1309 // view information (changes multiple times per frame)
1310 // if any of these variables change then r_viewcache must be regenerated
1311 // by calling R_View_Update
1312 // (which also updates viewport, scissor, colormask)
1314 // it is safe and expected to copy this into a structure on the stack and
1315 // call the renderer recursively, then restore from the stack afterward
1316 // (as long as R_View_Update is called)
1318 // eye position information
1325 mplane_t frustum[5];
1326 float frustum_x, frustum_y;
1328 // screen area to render in
1336 // which color components to allow (for anaglyph glasses)
1339 // global RGB color multiplier for rendering, this is required by HDR
1344 typedef struct r_viewcache_s
1346 // these properties are generated by R_View_Update()
1348 // which entities are currently visible for this viewpoint
1349 // (the used range is 0...r_refdef.numentities)
1350 unsigned char entityvisible[MAX_EDICTS];
1351 // flag arrays used for visibility checking on world model
1352 // (all other entities have no per-surface/per-leaf visibility checks)
1353 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_clusters
1354 unsigned char world_pvsbits[(32768+7)>>3];
1355 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_leafs
1356 unsigned char world_leafvisible[32768];
1357 // TODO: dynamic resize according to r_refdef.worldmodel->num_surfaces
1358 unsigned char world_surfacevisible[262144];
1359 // if true, the view is currently in a leaf without pvs data
1360 qboolean world_novis;
1364 extern r_refdef_t r_refdef;
1365 extern r_view_t r_view;
1366 extern r_viewcache_t r_viewcache;