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 radius this much each second
165 // light style which controls intensity of this light
166 // (worldlight: saved to .rtlights file)
169 // (worldlight: saved to .rtlights file)
172 // (worldlight: saved to .rtlights file)
174 // radius scale of corona to render (1.0 means same as light radius)
175 // (worldlight: saved to .rtlights file)
176 vec_t coronasizescale;
177 // ambient intensity to render
178 // (worldlight: saved to .rtlights file)
180 // diffuse intensity to render
181 // (worldlight: saved to .rtlights file)
183 // specular intensity to render
184 // (worldlight: saved to .rtlights file)
187 // (worldlight: saved to .rtlights file)
189 // linked list of world lights
191 struct dlight_s *next;
192 // embedded rtlight struct for renderer
198 typedef struct frameblend_s
205 // LordHavoc: this struct is intended for the renderer but some fields are
206 // used by the client.
207 typedef struct entity_render_s
213 // transform matrix for model to world
215 // transform matrix for world to model
216 matrix4x4_t inversematrix;
217 // opacity (alpha) of the model
219 // size the model is shown
224 // current uninterpolated animation frame (for things which do not use interpolation)
226 // entity shirt and pants colors (-1 if not colormapped)
228 // literal colors for renderer
229 vec3_t colormap_pantscolor;
230 vec3_t colormap_shirtcolor;
231 // light, particles, etc
238 // colormod tinting of models
241 // interpolated animation
243 // frame that the model is interpolating from
245 // frame that the model is interpolating to
247 // interpolation factor, usually computed from frame2time
249 // time frame1 began playing (for framegroup animations)
251 // time frame2 began playing (for framegroup animations)
254 // calculated by the renderer (but not persistent)
256 // calculated during R_AddModelEntities
258 // 4 frame numbers (-1 if not used) and their blending scalers (0-1), if interpolation is not desired, use frame instead
259 frameblend_t frameblend[4];
261 // current lighting from map
262 vec3_t modellight_ambient;
263 vec3_t modellight_diffuse; // q3bsp
264 vec3_t modellight_lightdir; // q3bsp
268 typedef struct entity_persistent_s
277 // muzzleflash fading
280 // interpolated movement
282 // start time of move
284 // time difference from start to end of move
286 // the move itself, start and end
294 typedef struct entity_s
297 // baseline state (default values)
298 entity_state_t state_baseline;
299 // previous state (interpolating from this)
300 entity_state_t state_previous;
301 // current state (interpolating to this)
302 entity_state_t state_current;
304 // used for regenerating parts of render
305 entity_persistent_t persistent;
307 // the only data the renderer should know about
308 entity_render_t render;
312 typedef struct usercmd_s
316 // intended velocities
321 vec3_t cursor_screen;
324 vec3_t cursor_impact;
325 vec3_t cursor_normal;
326 vec_t cursor_fraction;
327 int cursor_entitynumber;
334 qboolean applied; // if false we're still accumulating a move
337 typedef struct lightstyle_s
340 char map[MAX_STYLESTRING];
343 typedef struct scoreboard_s
345 char name[MAX_SCOREBOARDNAME];
347 int colors; // two 4 bit fields
350 char qw_userinfo[MAX_USERINFO_STRING];
356 char qw_skin[MAX_QPATH];
359 typedef struct cshift_s
362 float percent; // 0-256
365 #define CSHIFT_CONTENTS 0
366 #define CSHIFT_DAMAGE 1
367 #define CSHIFT_BONUS 2
368 #define CSHIFT_POWERUP 3
369 #define CSHIFT_VCSHIFT 4
370 #define NUM_CSHIFTS 5
372 #define NAME_LENGTH 64
376 // client_state_t should hold all pieces of the client state
379 #define SIGNONS 4 // signon messages to receive before connected
382 #define MAX_DEMONAME 16
384 typedef enum cactive_e
386 ca_dedicated, // a dedicated server with no ability to start a client
387 ca_disconnected, // full screen console with no connection
388 ca_connected // valid netcon, talking to a server
392 typedef enum qw_downloadtype_e
402 typedef enum capturevideoformat_e
404 CAPTUREVIDEOFORMAT_AVI_I420
406 capturevideoformat_t;
408 typedef struct capturevideostate_s
412 // for AVI saving some values have to be written after capture ends
413 fs_offset_t videofile_totalframes_offset1;
414 fs_offset_t videofile_totalframes_offset2;
415 fs_offset_t videofile_totalsampleframes_offset;
420 capturevideoformat_t format;
423 int soundsampleframe; // for AVI saving
424 unsigned char *buffer;
425 sizebuf_t riffbuffer;
426 unsigned char riffbufferdata[128];
427 // note: riffindex buffer has an allocated ->data member, not static like most!
428 sizebuf_t riffindexbuffer;
430 fs_offset_t riffstackstartoffset[4];
431 short rgbtoyuvscaletable[3][3][256];
432 unsigned char yuvnormalizetable[3][256];
438 // the client_static_t structure is persistent through an arbitrary number
439 // of server connections
441 typedef struct client_static_s
445 // all client memory allocations go in these pools
446 mempool_t *levelmempool;
447 mempool_t *permanentmempool;
450 // -1 = don't play demos
452 // list of demos in loop
453 char demos[MAX_DEMOS][MAX_DEMONAME];
454 // the actively playing demo (set by CL_PlayDemo_f)
457 // demo recording info must be here, because record is started before
458 // entering a map (and clearing client_state_t)
459 qboolean demorecording;
460 qboolean demoplayback;
462 // -1 = use normal cd track
465 // to meter out one message a frame
467 // host_framecount at start
469 // realtime at second frame of timedemo (LordHavoc: changed to double)
471 // LordHavoc: for measuring maxfps
472 double td_minframetime;
473 // LordHavoc: for measuring minfps
474 double td_maxframetime;
475 // LordHavoc: pausedemo
478 qboolean connect_trying;
479 int connect_remainingtries;
480 double connect_nextsendtime;
481 lhnetsocket_t *connect_mysocket;
482 lhnetaddress_t connect_address;
483 // protocol version of the server we're connected to
484 // (kept outside client_state_t because it's used between levels)
485 protocolversion_t protocol;
487 // connection information
490 // network connection
493 // quakeworld stuff below
495 // value of "qport" cvar at time of connection
497 // copied from cls.netcon->qw. variables every time they change, or set by demos (which have no cls.netcon)
498 int qw_incoming_sequence;
499 int qw_outgoing_sequence;
501 // current file download buffer (only saved when file is completed)
502 char qw_downloadname[MAX_QPATH];
503 unsigned char *qw_downloadmemory;
504 int qw_downloadmemorycursize;
505 int qw_downloadmemorymaxsize;
506 int qw_downloadnumber;
507 int qw_downloadpercent;
508 qw_downloadtype_t qw_downloadtype;
510 // current file upload buffer (for uploading screenshots to server)
511 unsigned char *qw_uploaddata;
516 // this normally contains the following keys in quakeworld:
517 // password spectator name team skin topcolor bottomcolor rate noaim msg *ver *ip
518 char userinfo[MAX_USERINFO_STRING];
520 // video capture stuff
521 capturevideostate_t capturevideo;
525 extern client_static_t cls;
527 typedef struct client_movementqueue_s
537 client_movementqueue_t;
543 qboolean drawenginesbar;
544 qboolean drawcrosshair;
547 typedef struct qw_usercmd_s
550 short forwardmove, sidemove, upmove;
551 unsigned char padding1[2];
553 unsigned char buttons;
554 unsigned char impulse;
555 unsigned char padding2;
561 PARTICLE_BILLBOARD = 0,
563 PARTICLE_ORIENTED_DOUBLESIDED = 2,
576 typedef struct particletype_s
579 porientation_t orientation;
586 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
590 typedef struct particle_s
592 particletype_t *type;
595 vec3_t vel; // velocity of particle, or orientation of decal, or end point of beam
597 float sizeincrease; // rate of size change per second
598 float alpha; // 0-255
599 float alphafade; // how much alpha reduces per second
600 float time2; // used for snow fluttering and decal fade
601 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)
602 float gravity; // how much gravity affects this particle (1.0 = normal gravity, 0.0 = none)
603 float airfriction; // how much air friction affects this object (objects with a low mass/size ratio tend to get more air friction)
604 float liquidfriction; // how much liquid friction affects this object (objects with a low mass/size ratio tend to get more liquid friction)
605 unsigned char color[4];
606 unsigned int owner; // decal stuck to this entity
607 model_t *ownermodel; // model the decal is stuck to (used to make sure the entity is still alive)
608 vec3_t relativeorigin; // decal at this location in entity's coordinate space
609 vec3_t relativedirection; // decal oriented this way relative to entity's coordinate space
613 typedef enum cl_parsingtextmode_e
615 CL_PARSETEXTMODE_NONE,
616 CL_PARSETEXTMODE_PING,
617 CL_PARSETEXTMODE_STATUS,
618 CL_PARSETEXTMODE_STATUS_PLAYERID,
619 CL_PARSETEXTMODE_STATUS_PLAYERIP
621 cl_parsingtextmode_t;
624 // the client_state_t structure is wiped completely at every
627 typedef struct client_state_s
629 // true if playing in a local game and no one else is connected
632 // when connecting to the server throw out the first couple move messages
633 // so the player doesn't accidentally do something the first frame
636 // send a clc_nop periodically until connected
639 // current input to send to the server
642 // information for local display
644 int stats[MAX_CL_STATS];
645 // last known inventory bit flags, for blinking
647 // cl.time of acquiring item, for blinking
648 float item_gettime[32];
649 // last known STAT_ACTIVEWEAPON
651 // cl.time of changing STAT_ACTIVEWEAPON
653 // use pain anim frame if cl.time < this
655 // for stair smoothing
658 // color shifts for damage, powerups
659 cshift_t cshifts[NUM_CSHIFTS];
661 cshift_t prev_cshifts[NUM_CSHIFTS];
663 // the client maintains its own idea of view angles, which are
664 // sent to the server each frame. The server sets punchangle when
665 // the view is temporarily offset, and an angle reset commands at the start
666 // of each level and after teleporting.
668 // mviewangles is read from demo
669 // viewangles is either client controlled or lerped from mviewangles
670 vec3_t mviewangles[2], viewangles;
671 // update by server, used by qc to do weapon recoil
672 vec3_t mpunchangle[2], punchangle;
673 // update by server, can be used by mods to kick view around
674 vec3_t mpunchvector[2], punchvector;
675 // update by server, used for lean+bob (0 is newest)
676 vec3_t mvelocity[2], velocity;
677 // update by server, can be used by mods for zooming
678 vec_t mviewzoom[2], viewzoom;
679 // if true interpolation the mviewangles and other interpolation of the
680 // player is disabled until the next network packet
681 // this is used primarily by teleporters, and when spectating players
682 // special checking of the old fixangle[1] is used to differentiate
683 // between teleporting and spectating
684 qboolean fixangle[2];
686 // client movement simulation
687 // these fields are only updated by CL_ClientMovement (called by CL_SendMove after parsing each network packet)
688 // set by CL_ClientMovement_Replay functions
689 qboolean movement_predicted;
690 // this is set true by svc_time parsing and causes a new movement to be
691 // queued for prediction purposes
692 qboolean movement_needupdate;
693 // indicates the queue has been updated and should be replayed
694 qboolean movement_replay;
695 // timestamps of latest two predicted moves for interpolation
696 double movement_time[2];
697 // simulated data (this is valid even if cl.movement is false)
698 vec3_t movement_origin;
699 vec3_t movement_oldorigin;
700 vec3_t movement_velocity;
701 // queue of proposed moves
702 int movement_numqueue;
703 client_movementqueue_t movement_queue[256];
705 int servermovesequence;
706 // whether the replay should allow a jump at the first sequence
707 qboolean movement_replay_canjump;
709 // pitch drifting vars
716 //[515]: added for csqc purposes
717 float sensitivityscale;
718 csqc_vidvars_t csqc_vidvars; //[515]: these parms must be set to true by default
719 qboolean csqc_wantsmousemove;
720 struct model_s *csqc_model_precache[MAX_MODELS];
722 // local amount for smoothing stepups
731 qboolean oldonground;
732 double lastongroundtime;
733 double hitgroundtime;
735 // don't change view angle, full screen, etc
737 // latched at intermission start
738 double completed_time;
740 // the timestamp of the last two messages
743 // clients view of time, time should be between mtime[0] and mtime[1] to
744 // generate a lerp point for other data, oldtime is the previous frame's
745 // value of time, frametime is the difference between time and oldtime
746 double time, oldtime;
747 // how long it has been since the previous client frame in real time
748 // (not game time, for that use cl.time - cl.oldtime)
749 double realframetime;
751 // copy of realtime from last recieved message, for net trouble icon
752 float last_received_message;
754 // information that is static for the entire time connected to a server
755 struct model_s *model_precache[MAX_MODELS];
756 struct sfx_s *sound_precache[MAX_SOUNDS];
758 // FIXME: this is a lot of memory to be keeping around, this really should be dynamically allocated and freed somehow
759 char model_name[MAX_MODELS][MAX_QPATH];
760 char sound_name[MAX_SOUNDS][MAX_QPATH];
762 // for display on solo scoreboard
764 // cl_entitites[cl.viewentity] = player
766 // the real player entity (normally same as viewentity,
767 // different than viewentity if mod uses chasecam or other tricks)
769 // max players that can be in this game
771 // type of game (deathmatch, coop, singleplayer)
774 // models and sounds used by engine code (particularly cl_parse.c)
776 model_t *model_bolt2;
777 model_t *model_bolt3;
780 sfx_t *sfx_knighthit;
787 // refresh related state
789 // cl_entitites[0].model
790 struct model_s *worldmodel;
796 int cdtrack, looptrack;
801 scoreboard_t *scores;
803 // keep track of svc_print parsing state (analyzes ping reports and status reports)
804 cl_parsingtextmode_t parsingtextmode;
805 int parsingtextplayerindex;
806 // set by scoreboard code when sending ping command, this causes the next ping results to be hidden
807 // (which could eat the wrong ping report if the player issues one
808 // manually, but they would still see a ping report, just a later one
809 // caused by the scoreboard code rather than the one they intentionally
811 int parsingtextexpectingpingforscores;
813 // entity database stuff
814 // latest received entity frame numbers
815 #define LATESTFRAMENUMS 3
816 int latestframenums[LATESTFRAMENUMS];
817 entityframe_database_t *entitydatabase;
818 entityframe4_database_t *entitydatabase4;
819 entityframeqw_database_t *entitydatabaseqw;
821 // keep track of quake entities because they need to be killed if they get stale
823 unsigned char isquakeentity[MAX_EDICTS];
825 // bounding boxes for clientside movement
826 vec3_t playerstandmins;
827 vec3_t playerstandmaxs;
828 vec3_t playercrouchmins;
829 vec3_t playercrouchmaxs;
832 int max_csqcentities;
833 int max_static_entities;
834 int max_temp_entities;
839 int max_brushmodel_entities;
843 entity_t *csqcentities; //[515]: csqc
844 unsigned char *entities_active;
845 unsigned char *csqcentities_active; //[515]: csqc
846 entity_t *static_entities;
847 entity_t *temp_entities;
848 cl_effect_t *effects;
851 lightstyle_t *lightstyle;
852 int *brushmodel_entities;
853 particle_t *particles;
856 int num_csqcentities; //[515]: csqc
857 int num_static_entities;
858 int num_temp_entities;
859 int num_brushmodel_entities;
869 // local copy of the server infostring
870 char qw_serverinfo[MAX_SERVERINFO_STRING];
872 // time of last qw "pings" command sent to server while showing scores
873 double last_ping_request;
875 // used during connect
878 // updated from serverinfo
881 // unused: indicates whether the player is spectating
882 // use cl.scores[cl.playerentity].qw_spectator instead
883 //qboolean qw_spectator;
885 // movement parameters for client prediction
886 float qw_movevars_gravity;
887 float qw_movevars_stopspeed;
888 float qw_movevars_maxspeed; // can change during play
889 float qw_movevars_spectatormaxspeed;
890 float qw_movevars_accelerate;
891 float qw_movevars_airaccelerate;
892 float qw_movevars_wateraccelerate;
893 float qw_movevars_friction;
894 float qw_movevars_waterfriction;
895 float qw_movevars_entgravity; // can change during play
897 // models used by qw protocol
898 int qw_modelindex_spike;
899 int qw_modelindex_player;
900 int qw_modelindex_flag;
901 int qw_modelindex_s_explod;
903 vec3_t qw_intermission_origin;
904 vec3_t qw_intermission_angles;
906 // 255 is the most nails the QW protocol could send
908 vec_t qw_nails[255][6];
912 int qw_validsequence;
914 qw_usercmd_t qw_moves[QW_UPDATE_BACKUP];
916 int qw_deltasequence[QW_UPDATE_BACKUP];
923 extern cvar_t cl_name;
924 extern cvar_t cl_color;
925 extern cvar_t cl_rate;
926 extern cvar_t cl_pmodel;
927 extern cvar_t cl_playermodel;
928 extern cvar_t cl_playerskin;
930 extern cvar_t rcon_password;
931 extern cvar_t rcon_address;
933 extern cvar_t cl_upspeed;
934 extern cvar_t cl_forwardspeed;
935 extern cvar_t cl_backspeed;
936 extern cvar_t cl_sidespeed;
938 extern cvar_t cl_movespeedkey;
940 extern cvar_t cl_yawspeed;
941 extern cvar_t cl_pitchspeed;
943 extern cvar_t cl_anglespeedkey;
945 extern cvar_t cl_autofire;
947 extern cvar_t cl_shownet;
948 extern cvar_t cl_nolerp;
950 extern cvar_t cl_pitchdriftspeed;
951 extern cvar_t lookspring;
952 extern cvar_t lookstrafe;
953 extern cvar_t sensitivity;
955 extern cvar_t freelook;
957 extern cvar_t m_pitch;
959 extern cvar_t m_forward;
960 extern cvar_t m_side;
962 extern cvar_t cl_autodemo;
963 extern cvar_t cl_autodemo_nameformat;
965 extern cvar_t r_draweffects;
967 extern cvar_t cl_explosions_alpha_start;
968 extern cvar_t cl_explosions_alpha_end;
969 extern cvar_t cl_explosions_size_start;
970 extern cvar_t cl_explosions_size_end;
971 extern cvar_t cl_explosions_lifetime;
972 extern cvar_t cl_stainmaps;
973 extern cvar_t cl_stainmaps_clearonload;
975 extern cvar_t cl_prydoncursor;
977 extern client_state_t cl;
979 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);
981 //=============================================================================
987 void CL_Shutdown (void);
990 void CL_EstablishConnection(const char *host);
992 void CL_Disconnect (void);
993 void CL_Disconnect_f (void);
995 void CL_UpdateRenderEntity(entity_render_t *ent);
1000 typedef struct kbutton_s
1002 int down[2]; // key nums holding it down
1003 int state; // low bit is down state
1007 extern kbutton_t in_mlook, in_klook;
1008 extern kbutton_t in_strafe;
1009 extern kbutton_t in_speed;
1011 void CL_InitInput (void);
1012 void CL_SendMove (void);
1014 void CL_ValidateState(entity_state_t *s);
1015 void CL_MoveLerpEntityStates(entity_t *ent);
1016 void CL_LerpUpdate(entity_t *e);
1017 void CL_ParseTEnt (void);
1018 void CL_NewBeam (int ent, vec3_t start, vec3_t end, model_t *m, int lightning);
1019 void CL_RelinkBeams (void);
1020 void CL_Beam_CalculatePositions (const beam_t *b, vec3_t start, vec3_t end);
1022 void CL_ClearTempEntities (void);
1023 entity_t *CL_NewTempEntity (void);
1025 void CL_Effect(vec3_t org, int modelindex, int startframe, int framecount, float framerate);
1027 void CL_ClearState (void);
1028 void CL_ExpandEntities(int num);
1029 void CL_SetInfo(const char *key, const char *value, qboolean send, qboolean allowstarkey, qboolean allowmodel, qboolean quiet);
1032 int CL_ReadFromServer (void);
1033 void CL_WriteToServer (void);
1034 void CL_Move (void);
1035 extern qboolean cl_ignoremousemove;
1038 float CL_KeyState (kbutton_t *key);
1039 const char *Key_KeynumToString (int keynum);
1040 int Key_StringToKeynum (const char *str);
1045 void CL_StopPlayback(void);
1046 void CL_ReadDemoMessage(void);
1047 void CL_WriteDemoMessage(void);
1049 void CL_NextDemo(void);
1050 void CL_Stop_f(void);
1051 void CL_Record_f(void);
1052 void CL_PlayDemo_f(void);
1053 void CL_TimeDemo_f(void);
1058 void CL_Parse_Init(void);
1059 void CL_Parse_Shutdown(void);
1060 void CL_ParseServerMessage(void);
1061 void CL_Parse_DumpPacket(void);
1062 void CL_Parse_ErrorCleanUp(void);
1063 void QW_CL_StartUpload(unsigned char *data, int size);
1064 extern cvar_t qport;
1069 void V_StartPitchDrift (void);
1070 void V_StopPitchDrift (void);
1073 float V_CalcRoll (vec3_t angles, vec3_t velocity);
1074 void V_UpdateBlends (void);
1075 void V_ParseDamage (void);
1081 extern cvar_t cl_particles;
1082 extern cvar_t cl_particles_quality;
1083 extern cvar_t cl_particles_size;
1084 extern cvar_t cl_particles_quake;
1085 extern cvar_t cl_particles_blood;
1086 extern cvar_t cl_particles_blood_alpha;
1087 extern cvar_t cl_particles_blood_bloodhack;
1088 extern cvar_t cl_particles_bulletimpacts;
1089 extern cvar_t cl_particles_explosions_bubbles;
1090 extern cvar_t cl_particles_explosions_smoke;
1091 extern cvar_t cl_particles_explosions_sparks;
1092 extern cvar_t cl_particles_explosions_shell;
1093 extern cvar_t cl_particles_smoke;
1094 extern cvar_t cl_particles_smoke_alpha;
1095 extern cvar_t cl_particles_smoke_alphafade;
1096 extern cvar_t cl_particles_sparks;
1097 extern cvar_t cl_particles_bubbles;
1098 extern cvar_t cl_decals;
1099 extern cvar_t cl_decals_time;
1100 extern cvar_t cl_decals_fadetime;
1102 void CL_Particles_Clear(void);
1103 void CL_Particles_Init(void);
1104 void CL_Particles_Shutdown(void);
1106 typedef enum effectnameindex_s
1110 EFFECT_TE_GUNSHOTQUAD,
1112 EFFECT_TE_SPIKEQUAD,
1113 EFFECT_TE_SUPERSPIKE,
1114 EFFECT_TE_SUPERSPIKEQUAD,
1116 EFFECT_TE_KNIGHTSPIKE,
1117 EFFECT_TE_EXPLOSION,
1118 EFFECT_TE_EXPLOSIONQUAD,
1119 EFFECT_TE_TAREXPLOSION,
1121 EFFECT_TE_LAVASPLASH,
1122 EFFECT_TE_SMALLFLASH,
1127 EFFECT_TE_PLASMABURN,
1129 EFFECT_TE_TEI_SMOKE,
1130 EFFECT_TE_TEI_BIGEXPLOSION,
1131 EFFECT_TE_TEI_PLASMAHIT,
1137 EFFECT_TR_SLIGHTBLOOD,
1138 EFFECT_TR_KNIGHTSPIKE,
1139 EFFECT_TR_VORESPIKE,
1140 EFFECT_TR_NEHAHRASMOKE,
1141 EFFECT_TR_NEXUIZPLASMA,
1142 EFFECT_TR_GLOWTRAIL,
1143 EFFECT_SVC_PARTICLE,
1148 int CL_ParticleEffectIndexForName(const char *name);
1149 const char *CL_ParticleEffectNameForIndex(int i);
1150 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);
1151 void CL_ParseParticleEffect (void);
1152 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);
1153 void CL_ParticleRain (const vec3_t mins, const vec3_t maxs, const vec3_t dir, int count, int colorbase, int type);
1154 void CL_EntityParticles (const entity_t *ent);
1155 void CL_ParticleExplosion (const vec3_t org);
1156 void CL_ParticleExplosion2 (const vec3_t org, int colorStart, int colorLength);
1157 void CL_MoveParticles(void);
1158 void R_MoveExplosions(void);
1159 void R_NewExplosion(const vec3_t org);
1161 #include "cl_screen.h"
1163 extern qboolean sb_showscores;
1165 #define NUMCROSSHAIRS 32
1166 extern cachepic_t *r_crosshairs[NUMCROSSHAIRS+1];
1168 #define FOGTABLEWIDTH 1024
1169 extern int fogtableindex;
1170 #define VERTEXFOGTABLE(dist) (fogtableindex = (int)((dist) * r_refdef.fogtabledistmultiplier), r_refdef.fogtable[bound(0, fogtableindex, FOGTABLEWIDTH - 1)])
1172 typedef struct r_refdef_stats_s
1175 int entities_surfaces;
1176 int entities_triangles;
1181 int meshes_elements;
1184 int lights_scissored;
1185 int lights_lighttriangles;
1186 int lights_shadowtriangles;
1187 int lights_dynamicshadowtriangles;
1189 int bloom_copypixels;
1190 int bloom_drawpixels;
1194 typedef struct r_refdef_s
1196 // these fields define the basic rendering information for the world
1197 // but not the view, which could change multiple times in one rendered
1198 // frame (for example when rendering textures for certain effects)
1200 // these are set for water warping before
1201 // frustum_x/frustum_y are calculated
1202 float frustumscale_x, frustumscale_y;
1204 // minimum visible distance (pixels closer than this disappear)
1206 // maximum visible distance (pixels further than this disappear in 16bpp modes,
1207 // in 32bpp an infinite-farclip matrix is used instead)
1210 // fullscreen color blend
1213 // whether to call S_ExtraUpdate during render to reduce sound chop
1214 qboolean extraupdate;
1216 // client gameworld time for rendering time based effects
1220 entity_render_t *worldentity;
1222 // same as worldentity->model
1223 model_t *worldmodel;
1225 // renderable entities (excluding world)
1226 entity_render_t **entities;
1230 // renderable dynamic lights
1231 dlight_t *lights[MAX_DLIGHTS];
1234 // 8.8bit fixed point intensities for light styles
1235 // controls intensity of dynamic lights and lightmap layers
1236 unsigned short lightstylevalue[256]; // 8.8 fraction of base light value
1240 vec_t fograngerecip;
1241 vec_t fogtabledistmultiplier;
1242 float fogtable[FOGTABLEWIDTH];
1247 qboolean fogenabled;
1248 qboolean oldgl_fogenable;
1250 qboolean draw2dstage;
1252 // true during envmap command capture
1255 // brightness of world lightmaps and related lighting
1256 // (often reduced when world rtlights are enabled)
1257 float lightmapintensity;
1258 // whether to draw world lights realtime, dlights realtime, and their shadows
1260 qboolean rtworldshadows;
1262 qboolean rtdlightshadows;
1263 float polygonfactor;
1264 float polygonoffset;
1265 float shadowpolygonfactor;
1266 float shadowpolygonoffset;
1268 // rendering stats for r_speeds display
1269 // (these are incremented in many places)
1270 r_refdef_stats_t stats;
1274 typedef struct r_view_s
1276 // view information (changes multiple times per frame)
1277 // if any of these variables change then r_viewcache must be regenerated
1278 // by calling R_View_Update
1279 // (which also updates viewport, scissor, colormask)
1281 // it is safe and expected to copy this into a structure on the stack and
1282 // call the renderer recursively, then restore from the stack afterward
1283 // (as long as R_View_Update is called)
1285 // eye position information
1292 mplane_t frustum[5];
1293 float frustum_x, frustum_y;
1295 // screen area to render in
1303 // which color components to allow (for anaglyph glasses)
1306 // global RGB color multiplier for rendering, this is required by HDR
1311 typedef struct r_viewcache_s
1313 // these properties are generated by R_View_Update()
1315 // which entities are currently visible for this viewpoint
1316 // (the used range is 0...r_refdef.numentities)
1317 unsigned char entityvisible[MAX_EDICTS];
1318 // flag arrays used for visibility checking on world model
1319 // (all other entities have no per-surface/per-leaf visibility checks)
1320 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_clusters
1321 unsigned char world_pvsbits[(32768+7)>>3];
1322 // TODO: dynamic resize according to r_refdef.worldmodel->brush.num_leafs
1323 unsigned char world_leafvisible[32768];
1324 // TODO: dynamic resize according to r_refdef.worldmodel->num_surfaces
1325 unsigned char world_surfacevisible[262144];
1326 // if true, the view is currently in a leaf without pvs data
1327 qboolean world_novis;
1331 extern r_refdef_t r_refdef;
1332 extern r_view_t r_view;
1333 extern r_viewcache_t r_viewcache;