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"
28 // LordHavoc: 256 dynamic lights
29 #define MAX_DLIGHTS 256
31 /// this is the maximum number of input packets that can be predicted
32 #define CL_MAX_USERCMDS 128
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 /// used by corona updates, due to occlusion query
114 float corona_visibility;
115 unsigned int corona_queryindex_visiblepixels;
116 unsigned int corona_queryindex_allpixels;
117 /// this is R_Shadow_Cubemap(rtlight->cubemapname)
118 rtexture_t *currentcubemap;
120 /// static light info
121 /// true if this light should be compiled as a static light
123 /// true if this is a compiled world light, cleared if the light changes
125 /// the shadowing mode used to compile this light
127 /// premade shadow volumes to render for world entity
128 shadowmesh_t *static_meshchain_shadow_zpass;
129 shadowmesh_t *static_meshchain_shadow_zfail;
130 shadowmesh_t *static_meshchain_shadow_shadowmap;
131 /// used for visibility testing (more exact than bbox)
133 int static_numleafpvsbytes;
134 int *static_leaflist;
135 unsigned char *static_leafpvs;
136 /// surfaces seen by light
137 int static_numsurfaces;
138 int *static_surfacelist;
139 /// flag bits indicating which triangles of the world model should cast
140 /// shadows, and which ones should be lit
142 /// this avoids redundantly scanning the triangles in each surface twice
143 /// for whether they should cast shadows, once in culling and once in the
144 /// actual shadowmarklist production.
145 int static_numshadowtrispvsbytes;
146 unsigned char *static_shadowtrispvs;
147 /// this allows the lighting batch code to skip backfaces andother culled
148 /// triangles not relevant for lighting
149 /// (important on big surfaces such as terrain)
150 int static_numlighttrispvsbytes;
151 unsigned char *static_lighttrispvs;
155 typedef struct dlight_s
157 // destroy light after this time
160 // the entity that owns this light (can be NULL)
162 struct entity_render_s *ent;
164 // (worldlight: saved to .rtlights file)
166 // worldlight orientation
168 // (worldlight: saved to .rtlights file)
170 // dlight orientation/scaling/location
174 // (worldlight: saved to .rtlights file)
176 // cubemap name to use on this light
177 // (worldlight: saved to .rtlights file)
178 char cubemapname[64];
179 // make light flash while selected
182 // brightness (not really radius anymore)
183 // (worldlight: saved to .rtlights file)
185 // drop intensity this much each second
188 // intensity value which is dropped over time
191 // initial values for intensity to modify
195 // light style which controls intensity of this light
196 // (worldlight: saved to .rtlights file)
199 // (worldlight: saved to .rtlights file)
202 // (worldlight: saved to .rtlights file)
204 // radius scale of corona to render (1.0 means same as light radius)
205 // (worldlight: saved to .rtlights file)
206 vec_t coronasizescale;
207 // ambient intensity to render
208 // (worldlight: saved to .rtlights file)
210 // diffuse intensity to render
211 // (worldlight: saved to .rtlights file)
213 // specular intensity to render
214 // (worldlight: saved to .rtlights file)
217 // (worldlight: saved to .rtlights file)
219 // linked list of world lights
221 struct dlight_s *next;
222 // embedded rtlight struct for renderer
228 #define MAX_FRAMEGROUPBLENDS 4
229 typedef struct framegroupblend_s
231 // animation number and blend factor
232 // (for most models this is the frame number)
235 // time frame began playing (for framegroup animations)
240 // this is derived from processing of the framegroupblend array
241 // note: technically each framegroupblend can produce two of these, but that
242 // never happens in practice because no one blends between more than 2
243 // framegroups at once
244 #define MAX_FRAMEBLENDS MAX_FRAMEGROUPBLENDS
245 typedef struct frameblend_s
252 // LordHavoc: this struct is intended for the renderer but some fields are
253 // used by the client.
255 // The renderer should not rely on any changes to this struct to be persistent
256 // across multiple frames because temp entities are wiped every frame, but it
257 // is acceptable to cache things in this struct that are not critical.
259 // For example the r_cullentities_trace code does such caching.
260 typedef struct entity_render_s
266 // transform matrix for model to world
268 // transform matrix for world to model
269 matrix4x4_t inversematrix;
270 // opacity (alpha) of the model
272 // size the model is shown
274 // transparent sorting offset
275 float transparent_offset;
279 // number of the entity represents, or 0 for non-network entities
281 // literal colormap colors for renderer, if both are 0 0 0 it is not colormapped
282 vec3_t colormap_pantscolor;
283 vec3_t colormap_shirtcolor;
284 // light, particles, etc
286 // qw CTF flags and other internal-use-only effect bits
293 // colormod tinting of models
297 // interpolated animation - active framegroups and blend factors
298 framegroupblend_t framegroupblend[MAX_FRAMEGROUPBLENDS];
300 // time of last model change (for shader animations)
303 // calculated by the renderer (but not persistent)
305 // calculated during R_AddModelEntities
307 // subframe numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use subframeblend[0].subframe
308 frameblend_t frameblend[MAX_FRAMEBLENDS];
310 // animation cache index
313 // current lighting from map (updated ONLY by client code, not renderer)
314 vec3_t modellight_ambient;
315 vec3_t modellight_diffuse; // q3bsp
316 vec3_t modellight_lightdir; // q3bsp
318 // FIELDS UPDATED BY RENDERER:
319 // last time visible during trace culling
320 double last_trace_visibility;
324 typedef struct entity_persistent_s
330 qboolean trail_allowed; // set to false by teleports, true by update code, prevents bad lerps
332 // muzzleflash fading
335 // interpolated movement
337 // start time of move
339 // time difference from start to end of move
341 // the move itself, start and end
349 typedef struct entity_s
351 // baseline state (default values)
352 entity_state_t state_baseline;
353 // previous state (interpolating from this)
354 entity_state_t state_previous;
355 // current state (interpolating to this)
356 entity_state_t state_current;
358 // used for regenerating parts of render
359 entity_persistent_t persistent;
361 // the only data the renderer should know about
362 entity_render_t render;
366 typedef struct usercmd_s
370 // intended velocities
375 vec3_t cursor_screen;
378 vec3_t cursor_impact;
379 vec3_t cursor_normal;
380 vec_t cursor_fraction;
381 int cursor_entitynumber;
383 double time; // time the move is executed for (cl_movement: clienttime, non-cl_movement: receivetime)
384 double receivetime; // time the move was received at
385 double clienttime; // time to which server state the move corresponds to
386 int msec; // for predicted moves
390 qboolean applied; // if false we're still accumulating a move
391 qboolean predicted; // if true the sequence should be sent as 0
393 // derived properties
400 typedef struct lightstyle_s
403 char map[MAX_STYLESTRING];
406 typedef struct scoreboard_s
408 char name[MAX_SCOREBOARDNAME];
410 int colors; // two 4 bit fields
413 char qw_userinfo[MAX_USERINFO_STRING];
419 char qw_skin[MAX_QPATH];
422 typedef struct cshift_s
425 float percent; // 0-255
426 float alphafade; // (any speed)
429 #define CSHIFT_CONTENTS 0
430 #define CSHIFT_DAMAGE 1
431 #define CSHIFT_BONUS 2
432 #define CSHIFT_POWERUP 3
433 #define CSHIFT_VCSHIFT 4
434 #define NUM_CSHIFTS 5
436 #define NAME_LENGTH 64
440 // client_state_t should hold all pieces of the client state
443 #define SIGNONS 4 // signon messages to receive before connected
446 #define MAX_DEMONAME 16
448 typedef enum cactive_e
450 ca_uninitialized, // during early startup
451 ca_dedicated, // a dedicated server with no ability to start a client
452 ca_disconnected, // full screen console with no connection
453 ca_connected // valid netcon, talking to a server
457 typedef enum qw_downloadtype_e
467 typedef enum capturevideoformat_e
469 CAPTUREVIDEOFORMAT_AVI_I420,
470 CAPTUREVIDEOFORMAT_OGG_VORBIS_THEORA,
472 capturevideoformat_t;
474 typedef struct capturevideostate_s
476 double startrealtime;
489 int soundsampleframe;
490 unsigned char *screenbuffer;
491 unsigned char *outbuffer;
492 char basename[MAX_QPATH];
495 // precomputed RGB to YUV tables
496 // converts the RGB values to YUV (see cap_avi.c for how to use them)
497 short rgbtoyuvscaletable[3][3][256];
498 unsigned char yuvnormalizetable[3][256];
500 // precomputed gamma ramp (only needed if the capturevideo module uses RGB output)
501 // note: to map from these values to RGB24, you have to multiply by 255.0/65535.0, then add 0.5, then cast to integer
502 unsigned short vidramp[256 * 3];
504 // stuff to be filled in by the video format module
505 capturevideoformat_t format;
506 const char *formatextension;
509 // cls.capturevideo.videofile = FS_OpenRealFile(va("%s.%s", cls.capturevideo.basename, cls.capturevideo.formatextension), "wb", false);
510 void (*endvideo) (void);
511 void (*videoframes) (int num);
512 void (*soundframe) (const portable_sampleframe_t *paintbuffer, size_t length);
514 // format specific data
515 void *formatspecific;
519 #define CL_MAX_DOWNLOADACKS 4
521 typedef struct cl_downloadack_s
527 typedef struct cl_soundstats_s
531 int latency_milliseconds;
536 // the client_static_t structure is persistent through an arbitrary number
537 // of server connections
539 typedef struct client_static_s
543 // all client memory allocations go in these pools
544 mempool_t *levelmempool;
545 mempool_t *permanentmempool;
548 // -1 = don't play demos
550 // list of demos in loop
551 char demos[MAX_DEMOS][MAX_DEMONAME];
552 // the actively playing demo (set by CL_PlayDemo_f)
553 char demoname[MAX_QPATH];
555 // demo recording info must be here, because record is started before
556 // entering a map (and clearing client_state_t)
557 qboolean demorecording;
558 fs_offset_t demo_lastcsprogssize;
559 int demo_lastcsprogscrc;
560 qboolean demoplayback;
562 // -1 = use normal cd track
565 // realtime at second frame of timedemo (LordHavoc: changed to double)
567 int td_frames; // total frames parsed
568 double td_onesecondnexttime;
569 double td_onesecondframes;
570 double td_onesecondrealtime;
571 double td_onesecondminfps;
572 double td_onesecondmaxfps;
573 double td_onesecondavgfps;
574 int td_onesecondavgcount;
575 // LordHavoc: pausedemo
578 // sound mixer statistics for showsound display
579 cl_soundstats_t soundstats;
581 qboolean connect_trying;
582 int connect_remainingtries;
583 double connect_nextsendtime;
584 lhnetsocket_t *connect_mysocket;
585 lhnetaddress_t connect_address;
586 // protocol version of the server we're connected to
587 // (kept outside client_state_t because it's used between levels)
588 protocolversion_t protocol;
592 lhnetaddress_t rcon_addresses[MAX_RCONS];
593 char rcon_commands[MAX_RCONS][MAX_INPUTLINE];
594 double rcon_timeout[MAX_RCONS];
597 // connection information
600 // network connection
603 // download information
604 // (note: qw_download variables are also used)
605 cl_downloadack_t dp_downloadack[CL_MAX_DOWNLOADACKS];
607 // input sequence numbers are not reset on level change, only connect
609 int servermovesequence;
611 // quakeworld stuff below
613 // value of "qport" cvar at time of connection
615 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
616 int qw_incoming_sequence;
617 int qw_outgoing_sequence;
619 // current file download buffer (only saved when file is completed)
620 char qw_downloadname[MAX_QPATH];
621 unsigned char *qw_downloadmemory;
622 int qw_downloadmemorycursize;
623 int qw_downloadmemorymaxsize;
624 int qw_downloadnumber;
625 int qw_downloadpercent;
626 qw_downloadtype_t qw_downloadtype;
627 // transfer rate display
628 double qw_downloadspeedtime;
629 int qw_downloadspeedcount;
630 int qw_downloadspeedrate;
631 qboolean qw_download_deflate;
633 // current file upload buffer (for uploading screenshots to server)
634 unsigned char *qw_uploaddata;
639 // this normally contains the following keys in quakeworld:
640 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
641 char userinfo[MAX_USERINFO_STRING];
643 // video capture stuff
644 capturevideostate_t capturevideo;
648 extern client_static_t cls;
650 typedef struct client_movementqueue_s
661 client_movementqueue_t;
667 qboolean drawenginesbar;
668 qboolean drawcrosshair;
673 PARTICLE_BILLBOARD = 0,
675 PARTICLE_ORIENTED_DOUBLESIDED = 2,
678 PARTICLE_INVALID = -1
691 typedef struct particletype_s
694 porientation_t orientation;
701 pt_dead, 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
705 typedef struct decal_s
707 // fields used by rendering: (44 bytes)
708 unsigned short typeindex;
709 unsigned short texnum;
713 float alpha; // 0-255
714 unsigned char color[3];
715 unsigned char unused1;
716 int clusterindex; // cheap culling by pvs
718 // fields not used by rendering: (36 bytes in 32bit, 40 bytes in 64bit)
719 float time2; // used for decal fade
720 unsigned int owner; // decal stuck to this entity
721 dp_model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
722 vec3_t relativeorigin; // decal at this location in entity's coordinate space
723 vec3_t relativenormal; // decal oriented this way relative to entity's coordinate space
727 typedef struct particle_s
729 // fields used by rendering: (40 bytes)
730 unsigned char typeindex;
732 porientation_t orientation;
733 unsigned char texnum;
735 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
737 float alpha; // 0-255
738 unsigned char color[3];
739 unsigned char qualityreduction; // enables skipping of this particle according to r_refdef.view.qualityreduction
740 float stretch; // only for sparks
742 signed char staintexnum;
743 float stainsizefactor;
745 // fields not used by rendering: (40 bytes)
746 float sizeincrease; // rate of size change per second
747 float alphafade; // how much alpha reduces per second
748 float time2; // used for snow fluttering and decal fade
749 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)
750 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
751 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
752 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
753 float delayedcollisions; // time that p->bounce becomes active
754 float delayedspawn; // time that particle appears and begins moving
755 float die; // time when this particle should be removed, regardless of alpha
759 typedef enum cl_parsingtextmode_e
761 CL_PARSETEXTMODE_NONE,
762 CL_PARSETEXTMODE_PING,
763 CL_PARSETEXTMODE_STATUS,
764 CL_PARSETEXTMODE_STATUS_PLAYERID,
765 CL_PARSETEXTMODE_STATUS_PLAYERIP
767 cl_parsingtextmode_t;
769 typedef struct cl_locnode_s
771 struct cl_locnode_s *next;
777 typedef struct showlmp_s
788 // the client_state_t structure is wiped completely at every
791 typedef struct client_state_s
793 // true if playing in a local game and no one else is connected
796 // send a clc_nop periodically until connected
799 // current input being accumulated by mouse/joystick/etc input
801 // latest moves sent to the server that have not been confirmed yet
802 usercmd_t movecmd[CL_MAX_USERCMDS];
804 // information for local display
806 int stats[MAX_CL_STATS];
807 float *statsf; // points to stats[] array
808 // last known inventory bit flags, for blinking
810 // cl.time of acquiring item, for blinking
811 float item_gettime[32];
812 // last known STAT_ACTIVEWEAPON
814 // cl.time of changing STAT_ACTIVEWEAPON
816 // use pain anim frame if cl.time < this
818 // for stair smoothing
820 double stairsmoothtime;
822 // color shifts for damage, powerups
823 cshift_t cshifts[NUM_CSHIFTS];
825 cshift_t prev_cshifts[NUM_CSHIFTS];
827 // the client maintains its own idea of view angles, which are
828 // sent to the server each frame. The server sets punchangle when
829 // the view is temporarily offset, and an angle reset commands at the start
830 // of each level and after teleporting.
832 // mviewangles is read from demo
833 // viewangles is either client controlled or lerped from mviewangles
834 vec3_t mviewangles[2], viewangles;
835 // update by server, used by qc to do weapon recoil
836 vec3_t mpunchangle[2], punchangle;
837 // update by server, can be used by mods to kick view around
838 vec3_t mpunchvector[2], punchvector;
839 // update by server, used for lean+bob (0 is newest)
840 vec3_t mvelocity[2], velocity;
841 // update by server, can be used by mods for zooming
842 vec_t mviewzoom[2], viewzoom;
843 // if true interpolation the mviewangles and other interpolation of the
844 // player is disabled until the next network packet
845 // this is used primarily by teleporters, and when spectating players
846 // special checking of the old fixangle[1] is used to differentiate
847 // between teleporting and spectating
848 qboolean fixangle[2];
850 // client movement simulation
851 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
852 // set by CL_ClientMovement_Replay functions
853 qboolean movement_predicted;
854 // if true the CL_ClientMovement_Replay function will update origin, etc
855 qboolean movement_replay;
856 // simulated data (this is valid even if cl.movement is false)
857 vec3_t movement_origin;
858 vec3_t movement_velocity;
859 // whether the replay should allow a jump at the first sequence
860 qboolean movement_replay_canjump;
862 // pitch drifting vars
869 //[515]: added for csqc purposes
870 float sensitivityscale;
871 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
872 qboolean csqc_wantsmousemove;
873 struct model_s *csqc_model_precache[MAX_MODELS];
875 // local amount for smoothing stepups
884 qboolean oldonground;
885 double lastongroundtime;
886 double hitgroundtime;
888 // don't change view angle, full screen, etc
890 // latched at intermission start
891 double completed_time;
893 // the timestamp of the last two messages
896 // clients view of time, time should be between mtime[0] and mtime[1] to
897 // generate a lerp point for other data, oldtime is the previous frame's
898 // value of time, frametime is the difference between time and oldtime
899 // note: cl.time may be beyond cl.mtime[0] if packet loss is occuring, it
900 // is only forcefully limited when a packet is received
901 double time, oldtime;
902 // how long it has been since the previous client frame in real time
903 // (not game time, for that use cl.time - cl.oldtime)
904 double realframetime;
906 // fade var for fading while dead
909 // motionblur alpha level variable
910 float motionbluralpha;
912 // copy of realtime from last recieved message, for net trouble icon
913 float last_received_message;
915 // information that is static for the entire time connected to a server
916 struct model_s *model_precache[MAX_MODELS];
917 struct sfx_s *sound_precache[MAX_SOUNDS];
919 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
920 char model_name[MAX_MODELS][MAX_QPATH];
921 char sound_name[MAX_SOUNDS][MAX_QPATH];
923 // for display on solo scoreboard
925 // cl_entitites[cl.viewentity] = player
927 // the real player entity (normally same as viewentity,
928 // different than viewentity if mod uses chasecam or other tricks)
929 int realplayerentity;
930 // this is updated to match cl.viewentity whenever it is in the clients
931 // range, basically this is used in preference to cl.realplayerentity for
932 // most purposes because when spectating another player it should show
933 // their information rather than yours
935 // max players that can be in this game
937 // type of game (deathmatch, coop, singleplayer)
940 // models and sounds used by engine code (particularly cl_parse.c)
941 dp_model_t *model_bolt;
942 dp_model_t *model_bolt2;
943 dp_model_t *model_bolt3;
944 dp_model_t *model_beam;
946 sfx_t *sfx_knighthit;
952 // indicates that the file "sound/misc/talk2.wav" was found (for use by team chat messages)
953 qboolean foundtalk2wav;
955 // refresh related state
957 // cl_entitites[0].model
958 struct model_s *worldmodel;
964 int cdtrack, looptrack;
969 scoreboard_t *scores;
971 // keep track of svc_print parsing state (analyzes ping reports and status reports)
972 cl_parsingtextmode_t parsingtextmode;
973 int parsingtextplayerindex;
974 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
975 // (which could eat the wrong ping report if the player issues one
976 // manually, but they would still see a ping report, just a later one
977 // caused by the scoreboard code rather than the one they intentionally
979 int parsingtextexpectingpingforscores;
981 // entity database stuff
982 // latest received entity frame numbers
983 #define LATESTFRAMENUMS 3
984 int latestframenums[LATESTFRAMENUMS];
985 entityframe_database_t *entitydatabase;
986 entityframe4_database_t *entitydatabase4;
987 entityframeqw_database_t *entitydatabaseqw;
989 // keep track of quake entities because they need to be killed if they get stale
991 unsigned char isquakeentity[MAX_EDICTS];
993 // bounding boxes for clientside movement
994 vec3_t playerstandmins;
995 vec3_t playerstandmaxs;
996 vec3_t playercrouchmins;
997 vec3_t playercrouchmaxs;
1000 int max_static_entities;
1005 int max_brushmodel_entities;
1011 unsigned char *entities_active;
1012 entity_t *static_entities;
1013 cl_effect_t *effects;
1016 lightstyle_t *lightstyle;
1017 int *brushmodel_entities;
1018 particle_t *particles;
1020 showlmp_t *showlmps;
1023 int num_static_entities;
1024 int num_brushmodel_entities;
1032 double particles_updatetime;
1033 double decals_updatetime;
1037 // cl_serverextension_download feature
1038 int loadmodel_current;
1039 int downloadmodel_current;
1040 int loadmodel_total;
1041 int loadsound_current;
1042 int downloadsound_current;
1043 int loadsound_total;
1044 qboolean downloadcsqc;
1047 qboolean loadfinished;
1051 // local copy of the server infostring
1052 char qw_serverinfo[MAX_SERVERINFO_STRING];
1054 // time of last qw "pings" command sent to server while showing scores
1055 double last_ping_request;
1057 // used during connect
1060 // updated from serverinfo
1063 // unused: indicates whether the player is spectating
1064 // use cl.scores[cl.playerentity-1].qw_spectator instead
1065 //qboolean qw_spectator;
1067 // last time an input packet was sent
1068 double lastpackettime;
1070 // movement parameters for client prediction
1071 unsigned int moveflags;
1072 float movevars_wallfriction;
1073 float movevars_waterfriction;
1074 float movevars_friction;
1075 float movevars_timescale;
1076 float movevars_gravity;
1077 float movevars_stopspeed;
1078 float movevars_maxspeed;
1079 float movevars_spectatormaxspeed;
1080 float movevars_accelerate;
1081 float movevars_airaccelerate;
1082 float movevars_wateraccelerate;
1083 float movevars_entgravity;
1084 float movevars_jumpvelocity;
1085 float movevars_edgefriction;
1086 float movevars_maxairspeed;
1087 float movevars_stepheight;
1088 float movevars_airaccel_qw;
1089 float movevars_airaccel_sideways_friction;
1090 float movevars_airstopaccelerate;
1091 float movevars_airstrafeaccelerate;
1092 float movevars_maxairstrafespeed;
1093 float movevars_aircontrol;
1094 float movevars_warsowbunny_airforwardaccel;
1095 float movevars_warsowbunny_accel;
1096 float movevars_warsowbunny_topspeed;
1097 float movevars_warsowbunny_turnaccel;
1098 float movevars_warsowbunny_backtosideratio;
1099 float movevars_ticrate;
1101 // models used by qw protocol
1102 int qw_modelindex_spike;
1103 int qw_modelindex_player;
1104 int qw_modelindex_flag;
1105 int qw_modelindex_s_explod;
1107 vec3_t qw_intermission_origin;
1108 vec3_t qw_intermission_angles;
1110 // 255 is the most nails the QW protocol could send
1112 vec_t qw_nails[255][6];
1114 float qw_weaponkick;
1116 int qw_validsequence;
1118 int qw_deltasequence[QW_UPDATE_BACKUP];
1121 // server entity number corresponding to a clientside entity
1122 unsigned short csqc_server2csqcentitynumber[MAX_EDICTS];
1123 qboolean csqc_loaded;
1126 qboolean csqc_usecsqclistener;
1127 matrix4x4_t csqc_listenermatrix;
1128 char csqc_printtextbuf[MAX_INPUTLINE];
1130 // collision culling data
1133 // loc file stuff (points and boxes describing locations in the level)
1134 cl_locnode_t *locnodes;
1135 // this is updated to cl.movement_origin whenever health is < 1
1136 // used by %d print in say/say_team messages if cl_locs_enable is on
1137 vec3_t lastdeathorigin;
1139 // processing buffer used by R_BuildLightMap, reallocated as needed,
1140 // freed on each level change
1141 size_t buildlightmapmemorysize;
1142 unsigned char *buildlightmapmemory;
1149 extern cvar_t cl_name;
1150 extern cvar_t cl_color;
1151 extern cvar_t cl_rate;
1152 extern cvar_t cl_pmodel;
1153 extern cvar_t cl_playermodel;
1154 extern cvar_t cl_playerskin;
1156 extern cvar_t rcon_password;
1157 extern cvar_t rcon_address;
1159 extern cvar_t cl_upspeed;
1160 extern cvar_t cl_forwardspeed;
1161 extern cvar_t cl_backspeed;
1162 extern cvar_t cl_sidespeed;
1164 extern cvar_t cl_movespeedkey;
1166 extern cvar_t cl_yawspeed;
1167 extern cvar_t cl_pitchspeed;
1169 extern cvar_t cl_anglespeedkey;
1171 extern cvar_t cl_autofire;
1173 extern cvar_t cl_shownet;
1174 extern cvar_t cl_nolerp;
1175 extern cvar_t cl_nettimesyncfactor;
1176 extern cvar_t cl_nettimesyncboundmode;
1177 extern cvar_t cl_nettimesyncboundtolerance;
1179 extern cvar_t cl_pitchdriftspeed;
1180 extern cvar_t lookspring;
1181 extern cvar_t lookstrafe;
1182 extern cvar_t sensitivity;
1184 extern cvar_t freelook;
1186 extern cvar_t m_pitch;
1187 extern cvar_t m_yaw;
1188 extern cvar_t m_forward;
1189 extern cvar_t m_side;
1191 extern cvar_t cl_autodemo;
1192 extern cvar_t cl_autodemo_nameformat;
1194 extern cvar_t r_draweffects;
1196 extern cvar_t cl_explosions_alpha_start;
1197 extern cvar_t cl_explosions_alpha_end;
1198 extern cvar_t cl_explosions_size_start;
1199 extern cvar_t cl_explosions_size_end;
1200 extern cvar_t cl_explosions_lifetime;
1201 extern cvar_t cl_stainmaps;
1202 extern cvar_t cl_stainmaps_clearonload;
1204 extern cvar_t cl_prydoncursor;
1206 extern cvar_t cl_locs_enable;
1208 extern client_state_t cl;
1210 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);
1212 cl_locnode_t *CL_Locs_FindNearest(const vec3_t point);
1213 void CL_Locs_FindLocationName(char *buffer, size_t buffersize, vec3_t point);
1215 //=============================================================================
1221 void CL_Shutdown (void);
1222 void CL_Init (void);
1224 void CL_EstablishConnection(const char *host);
1226 void CL_Disconnect (void);
1227 void CL_Disconnect_f (void);
1229 void CL_UpdateRenderEntity(entity_render_t *ent);
1230 void CL_SetEntityColormapColors(entity_render_t *ent, int colormap);
1231 void CL_UpdateViewEntities(void);
1236 typedef struct kbutton_s
1238 int down[2]; // key nums holding it down
1239 int state; // low bit is down state
1243 extern kbutton_t in_mlook, in_klook;
1244 extern kbutton_t in_strafe;
1245 extern kbutton_t in_speed;
1247 void CL_InitInput (void);
1248 void CL_SendMove (void);
1250 void CL_ValidateState(entity_state_t *s);
1251 void CL_MoveLerpEntityStates(entity_t *ent);
1252 void CL_LerpUpdate(entity_t *e);
1253 void CL_ParseTEnt (void);
1254 void CL_NewBeam (int ent, vec3_t start, vec3_t end, dp_model_t *m, int lightning);
1255 void CL_RelinkBeams (void);
1256 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1257 void CL_ClientMovement_Replay(void);
1259 void CL_ClearTempEntities (void);
1260 entity_render_t *CL_NewTempEntity (double shadertime);
1262 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1264 void CL_ClearState (void);
1265 void CL_ExpandEntities(int num);
1266 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1269 void CL_UpdateWorld (void);
1270 void CL_WriteToServer (void);
1271 void CL_Input (void);
1272 extern int cl_ignoremousemoves;
1275 float CL_KeyState (kbutton_t *key);
1276 const char *Key_KeynumToString (int keynum);
1277 int Key_StringToKeynum (const char *str);
1282 void CL_StopPlayback(void);
1283 void CL_ReadDemoMessage(void);
1284 void CL_WriteDemoMessage(sizebuf_t *mesage);
1286 void CL_CutDemo(unsigned char **buf, fs_offset_t *filesize);
1287 void CL_PasteDemo(unsigned char **buf, fs_offset_t *filesize);
1289 void CL_NextDemo(void);
1290 void CL_Stop_f(void);
1291 void CL_Record_f(void);
1292 void CL_PlayDemo_f(void);
1293 void CL_TimeDemo_f(void);
1298 void CL_Parse_Init(void);
1299 void CL_Parse_Shutdown(void);
1300 void CL_ParseServerMessage(void);
1301 void CL_Parse_DumpPacket(void);
1302 void CL_Parse_ErrorCleanUp(void);
1303 void QW_CL_StartUpload(unsigned char *data, int size);
1304 extern cvar_t qport;
1305 void CL_KeepaliveMessage(qboolean readmessages); // call this during loading of large content
1310 void V_StartPitchDrift (void);
1311 void V_StopPitchDrift (void);
1314 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1315 void V_UpdateBlends (void);
1316 void V_ParseDamage (void);
1322 extern cvar_t cl_particles;
1323 extern cvar_t cl_particles_quality;
1324 extern cvar_t cl_particles_size;
1325 extern cvar_t cl_particles_quake;
1326 extern cvar_t cl_particles_blood;
1327 extern cvar_t cl_particles_blood_alpha;
1328 extern cvar_t cl_particles_blood_bloodhack;
1329 extern cvar_t cl_particles_bulletimpacts;
1330 extern cvar_t cl_particles_explosions_sparks;
1331 extern cvar_t cl_particles_explosions_shell;
1332 extern cvar_t cl_particles_rain;
1333 extern cvar_t cl_particles_snow;
1334 extern cvar_t cl_particles_smoke;
1335 extern cvar_t cl_particles_smoke_alpha;
1336 extern cvar_t cl_particles_smoke_alphafade;
1337 extern cvar_t cl_particles_sparks;
1338 extern cvar_t cl_particles_bubbles;
1339 extern cvar_t cl_decals;
1340 extern cvar_t cl_decals_time;
1341 extern cvar_t cl_decals_fadetime;
1343 void CL_Particles_Clear(void);
1344 void CL_Particles_Init(void);
1345 void CL_Particles_Shutdown(void);
1346 particle_t *CL_NewParticle(unsigned short ptypeindex, int pcolor1, int pcolor2, int ptex, float psize, float psizeincrease, float palpha, float palphafade, float pgravity, float pbounce, float px, float py, float pz, float pvx, float pvy, float pvz, float pairfriction, float pliquidfriction, float originjitter, float velocityjitter, qboolean pqualityreduction, float lifetime, float stretch, pblend_t blendmode, porientation_t orientation, int staincolor1, int staincolor2, int staintex);
1348 typedef enum effectnameindex_s
1352 EFFECT_TE_GUNSHOTQUAD,
1354 EFFECT_TE_SPIKEQUAD,
1355 EFFECT_TE_SUPERSPIKE,
1356 EFFECT_TE_SUPERSPIKEQUAD,
1358 EFFECT_TE_KNIGHTSPIKE,
1359 EFFECT_TE_EXPLOSION,
1360 EFFECT_TE_EXPLOSIONQUAD,
1361 EFFECT_TE_TAREXPLOSION,
1363 EFFECT_TE_LAVASPLASH,
1364 EFFECT_TE_SMALLFLASH,
1369 EFFECT_TE_PLASMABURN,
1371 EFFECT_TE_TEI_SMOKE,
1372 EFFECT_TE_TEI_BIGEXPLOSION,
1373 EFFECT_TE_TEI_PLASMAHIT,
1379 EFFECT_TR_SLIGHTBLOOD,
1380 EFFECT_TR_KNIGHTSPIKE,
1381 EFFECT_TR_VORESPIKE,
1382 EFFECT_TR_NEHAHRASMOKE,
1383 EFFECT_TR_NEXUIZPLASMA,
1384 EFFECT_TR_GLOWTRAIL,
1385 EFFECT_SVC_PARTICLE,
1390 int CL_ParticleEffectIndexForName(const char *name);
1391 const char *CL_ParticleEffectNameForIndex(int i);
1392 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);
1393 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);
1394 void CL_ParseParticleEffect (void);
1395 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);
1396 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1397 void CL_EntityParticles (const entity_t *ent);
1398 void CL_ParticleExplosion (const vec3_t org);
1399 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1400 void R_NewExplosion(const vec3_t org);
1402 void Debug_PolygonBegin(const char *picname, int flags);
1403 void Debug_PolygonVertex(float x, float y, float z, float s, float t, float r, float g, float b, float a);
1404 void Debug_PolygonEnd(void);
1406 #include "cl_screen.h"
1408 extern qboolean sb_showscores;
1410 float FogPoint_World(const vec3_t p);
1411 float FogPoint_Model(const vec3_t p);
1412 float FogForDistance(vec_t dist);
1414 typedef struct r_refdef_stats_s
1418 int entities_surfaces;
1419 int entities_triangles;
1423 int world_triangles;
1424 int lightmapupdates;
1425 int lightmapupdatepixels;
1429 int meshes_elements;
1432 int lights_scissored;
1433 int lights_lighttriangles;
1434 int lights_shadowtriangles;
1435 int lights_dynamicshadowtriangles;
1437 int bloom_copypixels;
1438 int bloom_drawpixels;
1442 typedef enum r_viewport_type_e
1444 R_VIEWPORTTYPE_ORTHO,
1445 R_VIEWPORTTYPE_PERSPECTIVE,
1446 R_VIEWPORTTYPE_PERSPECTIVE_INFINITEFARCLIP,
1447 R_VIEWPORTTYPE_PERSPECTIVECUBESIDE,
1448 R_VIEWPORTTYPE_TOTAL
1452 typedef struct r_viewport_s
1455 matrix4x4_t cameramatrix; // from entity (transforms from camera entity to world)
1456 matrix4x4_t viewmatrix; // actual matrix for rendering (transforms to viewspace)
1457 matrix4x4_t projectmatrix; // actual projection matrix (transforms from viewspace to screen)
1464 r_viewport_type_t type;
1468 typedef struct r_refdef_view_s
1470 // view information (changes multiple times per frame)
1471 // if any of these variables change then r_refdef.viewcache must be regenerated
1472 // by calling R_View_Update
1473 // (which also updates viewport, scissor, colormask)
1475 // it is safe and expected to copy this into a structure on the stack and
1476 // call the renderer recursively, then restore from the stack afterward
1477 // (as long as R_View_Update is called)
1479 // eye position information
1480 matrix4x4_t matrix, inverse_matrix;
1486 int numfrustumplanes;
1487 mplane_t frustum[6];
1488 qboolean useclipplane;
1489 qboolean usecustompvs; // uses r_refdef.viewcache.pvsbits as-is rather than computing it
1491 float frustum_x, frustum_y;
1492 vec3_t frustumcorner[4];
1493 // if turned off it renders an ortho view
1495 float ortho_x, ortho_y;
1497 // screen area to render in
1504 r_viewport_t viewport;
1506 // which color components to allow (for anaglyph glasses)
1509 // global RGB color multiplier for rendering, this is required by HDR
1512 // whether to call R_ClearScreen before rendering stuff
1514 // if true, don't clear or do any post process effects (bloom, etc)
1517 // whether to draw r_showtris and such, this is only true for the main
1518 // view render, all secondary renders (HDR, mirrors, portals, cameras,
1519 // distortion effects, etc) omit such debugging information
1522 // these define which values to use in GL_CullFace calls to request frontface or backface culling
1526 // render quality (0 to 1) - affects r_drawparticles_drawdistance and others
1531 typedef struct r_refdef_viewcache_s
1533 // these properties are generated by R_View_Update()
1535 // which entities are currently visible for this viewpoint
1536 // (the used range is 0...r_refdef.scene.numentities)
1537 unsigned char entityvisible[MAX_EDICTS];
1538 // flag arrays used for visibility checking on world model
1539 // (all other entities have no per-surface/per-leaf visibility checks)
1540 // TODO: dynamic resize according to r_refdef.scene.worldmodel->brush.num_clusters
1541 unsigned char world_pvsbits[(32768+7)>>3]; // FIXME: buffer overflow on huge maps
1542 // TODO: dynamic resize according to r_refdef.scene.worldmodel->brush.num_leafs
1543 unsigned char world_leafvisible[32768]; // FIXME: buffer overflow on huge maps
1544 // TODO: dynamic resize according to r_refdef.scene.worldmodel->num_surfaces
1545 unsigned char world_surfacevisible[262144]; // FIXME: buffer overflow on huge maps
1546 // if true, the view is currently in a leaf without pvs data
1547 qboolean world_novis;
1549 r_refdef_viewcache_t;
1551 // TODO: really think about which fields should go into scene and which one should stay in refdef [1/7/2008 Black]
1552 // maybe also refactor some of the functions to support different setting sources (ie. fogenabled, etc.) for different scenes
1553 typedef struct r_refdef_scene_s {
1554 // whether to call S_ExtraUpdate during render to reduce sound chop
1555 qboolean extraupdate;
1557 // (client gameworld) time for rendering time based effects
1561 entity_render_t *worldentity;
1563 // same as worldentity->model
1564 dp_model_t *worldmodel;
1566 // renderable entities (excluding world)
1567 entity_render_t **entities;
1571 // field of temporary entities that is reset each (client) frame
1572 entity_render_t *tempentities;
1573 int numtempentities;
1574 int maxtempentities;
1576 // renderable dynamic lights
1577 rtlight_t *lights[MAX_DLIGHTS];
1578 rtlight_t templights[MAX_DLIGHTS];
1581 // intensities for light styles right now, controls rtlights
1582 float rtlightstylevalue[256]; // float fraction of base light value
1583 // 8.8bit fixed point intensities for light styles
1584 // controls intensity lightmap layers
1585 unsigned short lightstylevalue[256]; // 8.8 fraction of base light value
1590 qboolean rtworldshadows;
1592 qboolean rtdlightshadows;
1595 typedef struct r_refdef_s
1597 // these fields define the basic rendering information for the world
1598 // but not the view, which could change multiple times in one rendered
1599 // frame (for example when rendering textures for certain effects)
1601 // these are set for water warping before
1602 // frustum_x/frustum_y are calculated
1603 float frustumscale_x, frustumscale_y;
1605 // current view settings (these get reset a few times during rendering because of water rendering, reflections, etc)
1606 r_refdef_view_t view;
1607 r_refdef_viewcache_t viewcache;
1609 // minimum visible distance (pixels closer than this disappear)
1611 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1612 // in 32bpp an infinite-farclip matrix is used instead)
1615 // fullscreen color blend
1618 r_refdef_scene_t scene;
1622 vec_t fograngerecip;
1623 vec_t fogmasktabledistmultiplier;
1624 #define FOGMASKTABLEWIDTH 1024
1625 float fogmasktable[FOGMASKTABLEWIDTH];
1626 float fogmasktable_start, fogmasktable_alpha, fogmasktable_range, fogmasktable_density;
1634 qboolean fogenabled;
1635 qboolean oldgl_fogenable;
1637 qboolean draw2dstage;
1639 // true during envmap command capture
1642 // brightness of world lightmaps and related lighting
1643 // (often reduced when world rtlights are enabled)
1644 float lightmapintensity;
1645 // whether to draw world lights realtime, dlights realtime, and their shadows
1646 float polygonfactor;
1647 float polygonoffset;
1648 float shadowpolygonfactor;
1649 float shadowpolygonoffset;
1651 // rendering stats for r_speeds display
1652 // (these are incremented in many places)
1653 r_refdef_stats_t stats;
1657 extern r_refdef_t r_refdef;