sv_main.c

   1 /*
   2 Copyright (C) 1996-1997 Id Software, Inc.
   3
   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.
   8
   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.
  12
  13 See the GNU General Public License for more details.
  14
  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.
  18
  19 */
  20 // sv_main.c -- server main program
  21
  22 #include "quakedef.h"
  23 #include "sv_demo.h"
  24 #include "libcurl.h"
  25 #include "csprogs.h"
  26
  27 static void SV_SaveEntFile_f(void);
  28 static void SV_StartDownload_f(void);
  29 static void SV_Download_f(void);
  30 static void SV_VM_Setup(void);
  31 extern cvar_t net_connecttimeout;
  32
  33 void VM_CustomStats_Clear (void);
  34 void VM_SV_UpdateCustomStats (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats);
  35
  36 cvar_t sv_worldmessage = {CVAR_READONLY, "sv_worldmessage", "", "title of current level"};
  37 cvar_t sv_worldname = {CVAR_READONLY, "sv_worldname", "", "name of current worldmodel"};
  38 cvar_t sv_worldnamenoextension = {CVAR_READONLY, "sv_worldnamenoextension", "", "name of current worldmodel without extension"};
  39 cvar_t sv_worldbasename = {CVAR_READONLY, "sv_worldbasename", "", "name of current worldmodel without maps/ prefix or extension"};
  40
  41 cvar_t coop = {0, "coop","0", "coop mode, 0 = no coop, 1 = coop mode, multiple players playing through the singleplayer game (coop mode also shuts off deathmatch)"};
  42 cvar_t deathmatch = {0, "deathmatch","0", "deathmatch mode, values depend on mod but typically 0 = no deathmatch, 1 = normal deathmatch with respawning weapons, 2 = weapons stay (players can only pick up new weapons)"};
  43 cvar_t fraglimit = {CVAR_NOTIFY, "fraglimit","0", "ends level if this many frags is reached by any player"};
  44 cvar_t gamecfg = {0, "gamecfg", "0", "unused cvar in quake, can be used by mods"};
  45 cvar_t noexit = {CVAR_NOTIFY, "noexit","0", "kills anyone attempting to use an exit"};
  46 cvar_t nomonsters = {0, "nomonsters", "0", "unused cvar in quake, can be used by mods"};
  47 cvar_t pausable = {0, "pausable","1", "allow players to pause or not"};
  48 cvar_t pr_checkextension = {CVAR_READONLY, "pr_checkextension", "1", "indicates to QuakeC that the standard quakec extensions system is available (if 0, quakec should not attempt to use extensions)"};
  49 cvar_t samelevel = {CVAR_NOTIFY, "samelevel","0", "repeats same level if level ends (due to timelimit or someone hitting an exit)"};
  50 cvar_t skill = {0, "skill","1", "difficulty level of game, affects monster layouts in levels, 0 = easy, 1 = normal, 2 = hard, 3 = nightmare (same layout as hard but monsters fire twice)"};
  51 cvar_t slowmo = {0, "slowmo", "1.0", "controls game speed, 0.5 is half speed, 2 is double speed"};
  52
  53 cvar_t sv_accelerate = {0, "sv_accelerate", "10", "rate at which a player accelerates to sv_maxspeed"};
  54 cvar_t sv_aim = {CVAR_SAVE, "sv_aim", "2", "maximum cosine angle for quake's vertical autoaim, a value above 1 completely disables the autoaim, quake used 0.93"};
  55 cvar_t sv_airaccel_qw = {0, "sv_airaccel_qw", "1", "ratio of QW-style air control as opposed to simple acceleration; when < 0, the speed is clamped against the maximum allowed forward speed after the move"};
  56 cvar_t sv_airaccel_sideways_friction = {0, "sv_airaccel_sideways_friction", "", "anti-sideways movement stabilization (reduces speed gain when zigzagging); when < 0, only so much friction is applied that braking (by accelerating backwards) cannot be stronger"};
  57 cvar_t sv_airaccelerate = {0, "sv_airaccelerate", "-1", "rate at which a player accelerates to sv_maxairspeed while in the air, if less than 0 the sv_accelerate variable is used instead"};
  58 cvar_t sv_airstopaccelerate = {0, "sv_airstopaccelerate", "0", "when set, replacement for sv_airaccelerate when moving backwards"};
  59 cvar_t sv_airspeedlimit_nonqw = {0, "sv_airspeedlimit_nonqw", "0", "when set, this is a soft speed limit while in air when using airaccel_qw not equal to 1"};
  60 cvar_t sv_airstrafeaccelerate = {0, "sv_airstrafeaccelerate", "0", "when set, replacement for sv_airaccelerate when just strafing"};
  61 cvar_t sv_maxairstrafespeed = {0, "sv_maxairstrafespeed", "0", "when set, replacement for sv_maxairspeed when just strafing"};
  62 cvar_t sv_airstrafeaccel_qw = {0, "sv_airstrafeaccel_qw", "0", "when set, replacement for sv_airaccel_qw when just strafing"};
  63 cvar_t sv_aircontrol = {0, "sv_aircontrol", "0", "CPMA-style air control"};
  64 cvar_t sv_aircontrol_power = {0, "sv_aircontrol_power", "2", "CPMA-style air control exponent"};
  65 cvar_t sv_aircontrol_penalty = {0, "sv_aircontrol_penalty", "0", "deceleration while using CPMA-style air control"};
  66 cvar_t sv_allowdownloads = {0, "sv_allowdownloads", "1", "whether to allow clients to download files from the server (does not affect http downloads)"};
  67 cvar_t sv_allowdownloads_archive = {0, "sv_allowdownloads_archive", "0", "whether to allow downloads of archives (pak/pk3)"};
  68 cvar_t sv_allowdownloads_config = {0, "sv_allowdownloads_config", "0", "whether to allow downloads of config files (cfg)"};
  69 cvar_t sv_allowdownloads_dlcache = {0, "sv_allowdownloads_dlcache", "0", "whether to allow downloads of dlcache files (dlcache/)"};
  70 cvar_t sv_allowdownloads_inarchive = {0, "sv_allowdownloads_inarchive", "0", "whether to allow downloads from archives (pak/pk3)"};
  71 cvar_t sv_areagrid_mingridsize = {CVAR_NOTIFY, "sv_areagrid_mingridsize", "128", "minimum areagrid cell size, smaller values work better for lots of small objects, higher values for large objects"};
  72 cvar_t sv_checkforpacketsduringsleep = {0, "sv_checkforpacketsduringsleep", "0", "uses select() function to wait between frames which can be interrupted by packets being received, instead of Sleep()/usleep()/SDL_Sleep() functions which do not check for packets"};
  73 cvar_t sv_clmovement_enable = {0, "sv_clmovement_enable", "1", "whether to allow clients to use cl_movement prediction, which can cause choppy movement on the server which may annoy other players"};
  74 cvar_t sv_clmovement_minping = {0, "sv_clmovement_minping", "0", "if client ping is below this time in milliseconds, then their ability to use cl_movement prediction is disabled for a while (as they don't need it)"};
  75 cvar_t sv_clmovement_minping_disabletime = {0, "sv_clmovement_minping_disabletime", "1000", "when client falls below minping, disable their prediction for this many milliseconds (should be at least 1000 or else their prediction may turn on/off frequently)"};
  76 cvar_t sv_clmovement_inputtimeout = {0, "sv_clmovement_inputtimeout", "0.2", "when a client does not send input for this many seconds, force them to move anyway (unlike QuakeWorld)"};
  77 cvar_t sv_cullentities_nevercullbmodels = {0, "sv_cullentities_nevercullbmodels", "0", "if enabled the clients are always notified of moving doors and lifts and other submodels of world (warning: eats a lot of network bandwidth on some levels!)"};
  78 cvar_t sv_cullentities_pvs = {0, "sv_cullentities_pvs", "1", "fast but loose culling of hidden entities"};
  79 cvar_t sv_cullentities_stats = {0, "sv_cullentities_stats", "0", "displays stats on network entities culled by various methods for each client"};
  80 cvar_t sv_cullentities_trace = {0, "sv_cullentities_trace", "0", "somewhat slow but very tight culling of hidden entities, minimizes network traffic and makes wallhack cheats useless"};
  81 cvar_t sv_cullentities_trace_delay = {0, "sv_cullentities_trace_delay", "1", "number of seconds until the entity gets actually culled"};
  82 cvar_t sv_cullentities_trace_delay_players = {0, "sv_cullentities_trace_delay_players", "0.2", "number of seconds until the entity gets actually culled if it is a player entity"};
  83 cvar_t sv_cullentities_trace_enlarge = {0, "sv_cullentities_trace_enlarge", "0", "box enlargement for entity culling"};
  84 cvar_t sv_cullentities_trace_prediction = {0, "sv_cullentities_trace_prediction", "1", "also trace from the predicted player position"};
  85 cvar_t sv_cullentities_trace_prediction_time = {0, "sv_cullentities_trace_prediction_time", "0.2", "how many seconds of prediction to use"};
  86 cvar_t sv_cullentities_trace_entityocclusion = {0, "sv_cullentities_trace_entityocclusion", "0", "also check if doors and other bsp models are in the way"};
  87 cvar_t sv_cullentities_trace_samples = {0, "sv_cullentities_trace_samples", "2", "number of samples to test for entity culling"};
  88 cvar_t sv_cullentities_trace_samples_extra = {0, "sv_cullentities_trace_samples_extra", "2", "number of samples to test for entity culling when the entity affects its surroundings by e.g. dlight"};
  89 cvar_t sv_cullentities_trace_samples_players = {0, "sv_cullentities_trace_samples_players", "8", "number of samples to test for entity culling when the entity is a player entity"};
  90 cvar_t sv_debugmove = {CVAR_NOTIFY, "sv_debugmove", "0", "disables collision detection optimizations for debugging purposes"};
  91 cvar_t sv_echobprint = {CVAR_SAVE, "sv_echobprint", "1", "prints gamecode bprint() calls to server console"};
  92 cvar_t sv_edgefriction = {0, "edgefriction", "1", "how much you slow down when nearing a ledge you might fall off, multiplier of sv_friction (Quake used 2, QuakeWorld used 1 due to a bug in physics code)"};
  93 cvar_t sv_entpatch = {0, "sv_entpatch", "1", "enables loading of .ent files to override entities in the bsp (for example Threewave CTF server pack contains .ent patch files enabling play of CTF on id1 maps)"};
  94 cvar_t sv_fixedframeratesingleplayer = {0, "sv_fixedframeratesingleplayer", "1", "allows you to use server-style timing system in singleplayer (don't run faster than sys_ticrate)"};
  95 cvar_t sv_freezenonclients = {CVAR_NOTIFY, "sv_freezenonclients", "0", "freezes time, except for players, allowing you to walk around and take screenshots of explosions"};
  96 cvar_t sv_friction = {CVAR_NOTIFY, "sv_friction","4", "how fast you slow down"};
  97 cvar_t sv_gameplayfix_blowupfallenzombies = {0, "sv_gameplayfix_blowupfallenzombies", "1", "causes findradius to detect SOLID_NOT entities such as zombies and corpses on the floor, allowing splash damage to apply to them"};
  98 cvar_t sv_gameplayfix_consistentplayerprethink = {0, "sv_gameplayfix_consistentplayerprethink", "0", "improves fairness in multiplayer by running all PlayerPreThink functions (which fire weapons) before performing physics, then running all PlayerPostThink functions"};
  99 cvar_t sv_gameplayfix_delayprojectiles = {0, "sv_gameplayfix_delayprojectiles", "1", "causes entities to not move on the same frame they are spawned, meaning that projectiles wait until the next frame to perform their first move, giving proper interpolation and rocket trails, but making weapons harder to use at low framerates"};
 100 cvar_t sv_gameplayfix_droptofloorstartsolid = {0, "sv_gameplayfix_droptofloorstartsolid", "1", "prevents items and monsters that start in a solid area from falling out of the level (makes droptofloor treat trace_startsolid as an acceptable outcome)"};
 101 cvar_t sv_gameplayfix_droptofloorstartsolid_nudgetocorrect = {0, "sv_gameplayfix_droptofloorstartsolid_nudgetocorrect", "1", "tries to nudge stuck items and monsters out of walls before droptofloor is performed"};
 102 cvar_t sv_gameplayfix_easierwaterjump = {0, "sv_gameplayfix_easierwaterjump", "1", "changes water jumping to make it easier to get out of water (exactly like in QuakeWorld)"};
 103 cvar_t sv_gameplayfix_findradiusdistancetobox = {0, "sv_gameplayfix_findradiusdistancetobox", "1", "causes findradius to check the distance to the corner of a box rather than the center of the box, makes findradius detect bmodels such as very large doors that would otherwise be unaffected by splash damage"};
 104 cvar_t sv_gameplayfix_gravityunaffectedbyticrate = {0, "sv_gameplayfix_gravityunaffectedbyticrate", "0", "fix some ticrate issues in physics."};
 105 cvar_t sv_gameplayfix_grenadebouncedownslopes = {0, "sv_gameplayfix_grenadebouncedownslopes", "1", "prevents MOVETYPE_BOUNCE (grenades) from getting stuck when fired down a downward sloping surface"};
 106 cvar_t sv_gameplayfix_multiplethinksperframe = {0, "sv_gameplayfix_multiplethinksperframe", "1", "allows entities to think more often than the server framerate, primarily useful for very high fire rate weapons"};
 107 cvar_t sv_gameplayfix_noairborncorpse = {0, "sv_gameplayfix_noairborncorpse", "1", "causes entities (corpses, items, etc) sitting ontop of moving entities (players) to fall when the moving entity (player) is no longer supporting them"};
 108 cvar_t sv_gameplayfix_noairborncorpse_allowsuspendeditems = {0, "sv_gameplayfix_noairborncorpse_allowsuspendeditems", "1", "causes entities sitting ontop of objects that are instantaneously remove to float in midair (special hack to allow a common level design trick for floating items)"};
 109 cvar_t sv_gameplayfix_nudgeoutofsolid = {0, "sv_gameplayfix_nudgeoutofsolid", "1", "attempts to fix physics errors (where an object ended up in solid for some reason)"};
 110 cvar_t sv_gameplayfix_nudgeoutofsolid_bias = {0, "sv_gameplayfix_nudgeoutofsolid_bias", "0", "over-correction on nudgeoutofsolid logic, to prevent constant contact"};
 111 cvar_t sv_gameplayfix_q2airaccelerate = {0, "sv_gameplayfix_q2airaccelerate", "0", "Quake2-style air acceleration"};
 112 cvar_t sv_gameplayfix_nogravityonground = {0, "sv_gameplayfix_nogravityonground", "0", "turn off gravity when on ground (to get rid of sliding)"};
 113 cvar_t sv_gameplayfix_setmodelrealbox = {0, "sv_gameplayfix_setmodelrealbox", "1", "fixes a bug in Quake that made setmodel always set the entity box to ('-16 -16 -16', '16 16 16') rather than properly checking the model box, breaks some poorly coded mods"};
 114 cvar_t sv_gameplayfix_slidemoveprojectiles = {0, "sv_gameplayfix_slidemoveprojectiles", "1", "allows MOVETYPE_FLY/FLYMISSILE/TOSS/BOUNCE/BOUNCEMISSILE entities to finish their move in a frame even if they hit something, fixes 'gravity accumulation' bug for grenades on steep slopes"};
 115 cvar_t sv_gameplayfix_stepdown = {0, "sv_gameplayfix_stepdown", "0", "attempts to step down stairs, not just up them (prevents the familiar thud..thud..thud.. when running down stairs and slopes)"};
 116 cvar_t sv_gameplayfix_stepwhilejumping = {0, "sv_gameplayfix_stepwhilejumping", "1", "applies step-up onto a ledge even while airborn, useful if you would otherwise just-miss the floor when running across small areas with gaps (for instance running across the moving platforms in dm2, or jumping to the megahealth and red armor in dm2 rather than using the bridge)"};
 117 cvar_t sv_gameplayfix_stepmultipletimes = {0, "sv_gameplayfix_stepmultipletimes", "0", "applies step-up onto a ledge more than once in a single frame, when running quickly up stairs"};
 118 cvar_t sv_gameplayfix_nostepmoveonsteepslopes = {0, "sv_gameplayfix_nostepmoveonsteepslopes", "0", "grude fix which prevents MOVETYPE_STEP (not swimming or flying) to move on slopes whose angle is bigger than 45 degree"};
 119 cvar_t sv_gameplayfix_swiminbmodels = {0, "sv_gameplayfix_swiminbmodels", "1", "causes pointcontents (used to determine if you are in a liquid) to check bmodel entities as well as the world model, so you can swim around in (possibly moving) water bmodel entities"};
 120 cvar_t sv_gameplayfix_upwardvelocityclearsongroundflag = {0, "sv_gameplayfix_upwardvelocityclearsongroundflag", "1", "prevents monsters, items, and most other objects from being stuck to the floor when pushed around by damage, and other situations in mods"};
 121 cvar_t sv_gameplayfix_downtracesupportsongroundflag = {0, "sv_gameplayfix_downtracesupportsongroundflag", "1", "prevents very short moves from clearing onground (which may make the player stick to the floor at high netfps)"};
 122 cvar_t sv_gravity = {CVAR_NOTIFY, "sv_gravity","800", "how fast you fall (512 = roughly earth gravity)"};
 123 cvar_t sv_idealpitchscale = {0, "sv_idealpitchscale","0.8", "how much to look up/down slopes and stairs when not using freelook"};
 124 cvar_t sv_jumpstep = {CVAR_NOTIFY, "sv_jumpstep", "0", "whether you can step up while jumping (sv_gameplayfix_stepwhilejumping must also be 1)"};
 125 cvar_t sv_jumpvelocity = {0, "sv_jumpvelocity", "270", "cvar that can be used by QuakeC code for jump velocity"};
 126 cvar_t sv_maxairspeed = {0, "sv_maxairspeed", "30", "maximum speed a player can accelerate to when airborn (note that it is possible to completely stop by moving the opposite direction)"};
 127 cvar_t sv_maxrate = {CVAR_SAVE | CVAR_NOTIFY, "sv_maxrate", "1000000", "upper limit on client rate cvar, should reflect your network connection quality"};
 128 cvar_t sv_maxspeed = {CVAR_NOTIFY, "sv_maxspeed", "320", "maximum speed a player can accelerate to when on ground (can be exceeded by tricks)"};
 129 cvar_t sv_maxvelocity = {CVAR_NOTIFY, "sv_maxvelocity","2000", "universal speed limit on all entities"};
 130 cvar_t sv_nostep = {CVAR_NOTIFY, "sv_nostep","0", "prevents MOVETYPE_STEP entities (monsters) from moving"};
 131 cvar_t sv_playerphysicsqc = {CVAR_NOTIFY, "sv_playerphysicsqc", "1", "enables QuakeC function to override player physics"};
 132 cvar_t sv_progs = {0, "sv_progs", "progs.dat", "selects which quakec progs.dat file to run" };
 133 cvar_t sv_protocolname = {0, "sv_protocolname", "DP7", "selects network protocol to host for (values include QUAKE, QUAKEDP, NEHAHRAMOVIE, DP1 and up)"};
 134 cvar_t sv_random_seed = {0, "sv_random_seed", "", "random seed; when set, on every map start this random seed is used to initialize the random number generator. Don't touch it unless for benchmarking or debugging"};
 135 cvar_t sv_ratelimitlocalplayer = {0, "sv_ratelimitlocalplayer", "0", "whether to apply rate limiting to the local player in a listen server (only useful for testing)"};
 136 cvar_t sv_sound_land = {0, "sv_sound_land", "demon/dland2.wav", "sound to play when MOVETYPE_STEP entity hits the ground at high speed (empty cvar disables the sound)"};
 137 cvar_t sv_sound_watersplash = {0, "sv_sound_watersplash", "misc/h2ohit1.wav", "sound to play when MOVETYPE_FLY/TOSS/BOUNCE/STEP entity enters or leaves water (empty cvar disables the sound)"};
 138 cvar_t sv_stepheight = {CVAR_NOTIFY, "sv_stepheight", "18", "how high you can step up (TW_SV_STEPCONTROL extension)"};
 139 cvar_t sv_stopspeed = {CVAR_NOTIFY, "sv_stopspeed","100", "how fast you come to a complete stop"};
 140 cvar_t sv_wallfriction = {CVAR_NOTIFY, "sv_wallfriction", "1", "how much you slow down when sliding along a wall"};
 141 cvar_t sv_wateraccelerate = {0, "sv_wateraccelerate", "-1", "rate at which a player accelerates to sv_maxspeed while in the air, if less than 0 the sv_accelerate variable is used instead"};
 142 cvar_t sv_waterfriction = {CVAR_NOTIFY, "sv_waterfriction","-1", "how fast you slow down, if less than 0 the sv_friction variable is used instead"};
 143 cvar_t sv_warsowbunny_airforwardaccel = {0, "sv_warsowbunny_airforwardaccel", "1.00001", "how fast you accelerate until you reach sv_maxspeed"};
 144 cvar_t sv_warsowbunny_accel = {0, "sv_warsowbunny_accel", "0.1585", "how fast you accelerate until after reaching sv_maxspeed (it gets harder as you near sv_warsowbunny_topspeed)"};
 145 cvar_t sv_warsowbunny_topspeed = {0, "sv_warsowbunny_topspeed", "925", "soft speed limit (can get faster with rjs and on ramps)"};
 146 cvar_t sv_warsowbunny_turnaccel = {0, "sv_warsowbunny_turnaccel", "0", "max sharpness of turns (also master switch for the sv_warsowbunny_* mode; set this to 9 to enable)"};
 147 cvar_t sv_warsowbunny_backtosideratio = {0, "sv_warsowbunny_backtosideratio", "0.8", "lower values make it easier to change direction without losing speed; the drawback is \"understeering\" in sharp turns"};
 148 cvar_t sv_onlycsqcnetworking = {0, "sv_onlycsqcnetworking", "0", "disables legacy entity networking code for higher performance (except on clients, which can still be legacy)"};
 149 cvar_t sys_ticrate = {CVAR_SAVE, "sys_ticrate","0.0138889", "how long a server frame is in seconds, 0.05 is 20fps server rate, 0.1 is 10fps (can not be set higher than 0.1), 0 runs as many server frames as possible (makes games against bots a little smoother, overwhelms network players), 0.0138889 matches QuakeWorld physics"};
 150 cvar_t teamplay = {CVAR_NOTIFY, "teamplay","0", "teamplay mode, values depend on mod but typically 0 = no teams, 1 = no team damage no self damage, 2 = team damage and self damage, some mods support 3 = no team damage but can damage self"};
 151 cvar_t timelimit = {CVAR_NOTIFY, "timelimit","0", "ends level at this time (in minutes)"};
 152
 153 cvar_t saved1 = {CVAR_SAVE, "saved1", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 154 cvar_t saved2 = {CVAR_SAVE, "saved2", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 155 cvar_t saved3 = {CVAR_SAVE, "saved3", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 156 cvar_t saved4 = {CVAR_SAVE, "saved4", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 157 cvar_t savedgamecfg = {CVAR_SAVE, "savedgamecfg", "0", "unused cvar in quake that is saved to config.cfg on exit, can be used by mods"};
 158 cvar_t scratch1 = {0, "scratch1", "0", "unused cvar in quake, can be used by mods"};
 159 cvar_t scratch2 = {0,"scratch2", "0", "unused cvar in quake, can be used by mods"};
 160 cvar_t scratch3 = {0, "scratch3", "0", "unused cvar in quake, can be used by mods"};
 161 cvar_t scratch4 = {0, "scratch4", "0", "unused cvar in quake, can be used by mods"};
 162 cvar_t temp1 = {0, "temp1","0", "general cvar for mods to use, in stock id1 this selects which death animation to use on players (0 = random death, other values select specific death scenes)"};
 163
 164 cvar_t nehx00 = {0, "nehx00", "0", "nehahra data storage cvar (used in singleplayer)"};
 165 cvar_t nehx01 = {0, "nehx01", "0", "nehahra data storage cvar (used in singleplayer)"};
 166 cvar_t nehx02 = {0, "nehx02", "0", "nehahra data storage cvar (used in singleplayer)"};
 167 cvar_t nehx03 = {0, "nehx03", "0", "nehahra data storage cvar (used in singleplayer)"};
 168 cvar_t nehx04 = {0, "nehx04", "0", "nehahra data storage cvar (used in singleplayer)"};
 169 cvar_t nehx05 = {0, "nehx05", "0", "nehahra data storage cvar (used in singleplayer)"};
 170 cvar_t nehx06 = {0, "nehx06", "0", "nehahra data storage cvar (used in singleplayer)"};
 171 cvar_t nehx07 = {0, "nehx07", "0", "nehahra data storage cvar (used in singleplayer)"};
 172 cvar_t nehx08 = {0, "nehx08", "0", "nehahra data storage cvar (used in singleplayer)"};
 173 cvar_t nehx09 = {0, "nehx09", "0", "nehahra data storage cvar (used in singleplayer)"};
 174 cvar_t nehx10 = {0, "nehx10", "0", "nehahra data storage cvar (used in singleplayer)"};
 175 cvar_t nehx11 = {0, "nehx11", "0", "nehahra data storage cvar (used in singleplayer)"};
 176 cvar_t nehx12 = {0, "nehx12", "0", "nehahra data storage cvar (used in singleplayer)"};
 177 cvar_t nehx13 = {0, "nehx13", "0", "nehahra data storage cvar (used in singleplayer)"};
 178 cvar_t nehx14 = {0, "nehx14", "0", "nehahra data storage cvar (used in singleplayer)"};
 179 cvar_t nehx15 = {0, "nehx15", "0", "nehahra data storage cvar (used in singleplayer)"};
 180 cvar_t nehx16 = {0, "nehx16", "0", "nehahra data storage cvar (used in singleplayer)"};
 181 cvar_t nehx17 = {0, "nehx17", "0", "nehahra data storage cvar (used in singleplayer)"};
 182 cvar_t nehx18 = {0, "nehx18", "0", "nehahra data storage cvar (used in singleplayer)"};
 183 cvar_t nehx19 = {0, "nehx19", "0", "nehahra data storage cvar (used in singleplayer)"};
 184 cvar_t cutscene = {0, "cutscene", "1", "enables cutscenes in nehahra, can be used by other mods"};
 185
 186 cvar_t sv_autodemo_perclient = {CVAR_SAVE, "sv_autodemo_perclient", "0", "set to 1 to enable autorecorded per-client demos (they'll start to record at the beginning of a match); set it to 2 to also record client->server packets (for debugging)"};
 187 cvar_t sv_autodemo_perclient_nameformat = {CVAR_SAVE, "sv_autodemo_perclient_nameformat", "sv_autodemos/%Y-%m-%d_%H-%M", "The format of the sv_autodemo_perclient filename, followed by the map name, the client number and the IP address + port number, separated by underscores (the date is encoded using strftime escapes)" };
 188 cvar_t sv_autodemo_perclient_discardable = {CVAR_SAVE, "sv_autodemo_perclient_discardable", "0", "Allow game code to decide whether a demo should be kept or discarded."};
 189
 190 cvar_t halflifebsp = {0, "halflifebsp", "0", "indicates the current map is hlbsp format (useful to know because of different bounding box sizes)"};
 191
 192 server_t sv;
 193 server_static_t svs;
 194
 195 mempool_t *sv_mempool = NULL;
 196
 197 extern cvar_t slowmo;
 198 extern float            scr_centertime_off;
 199
 200 // MUST match effectnameindex_t in client.h
 201 static const char *standardeffectnames[EFFECT_TOTAL] =
 202 {
 203         "",
 204         "TE_GUNSHOT",
 205         "TE_GUNSHOTQUAD",
 206         "TE_SPIKE",
 207         "TE_SPIKEQUAD",
 208         "TE_SUPERSPIKE",
 209         "TE_SUPERSPIKEQUAD",
 210         "TE_WIZSPIKE",
 211         "TE_KNIGHTSPIKE",
 212         "TE_EXPLOSION",
 213         "TE_EXPLOSIONQUAD",
 214         "TE_TAREXPLOSION",
 215         "TE_TELEPORT",
 216         "TE_LAVASPLASH",
 217         "TE_SMALLFLASH",
 218         "TE_FLAMEJET",
 219         "EF_FLAME",
 220         "TE_BLOOD",
 221         "TE_SPARK",
 222         "TE_PLASMABURN",
 223         "TE_TEI_G3",
 224         "TE_TEI_SMOKE",
 225         "TE_TEI_BIGEXPLOSION",
 226         "TE_TEI_PLASMAHIT",
 227         "EF_STARDUST",
 228         "TR_ROCKET",
 229         "TR_GRENADE",
 230         "TR_BLOOD",
 231         "TR_WIZSPIKE",
 232         "TR_SLIGHTBLOOD",
 233         "TR_KNIGHTSPIKE",
 234         "TR_VORESPIKE",
 235         "TR_NEHAHRASMOKE",
 236         "TR_NEXUIZPLASMA",
 237         "TR_GLOWTRAIL",
 238         "SVC_PARTICLE"
 239 };
 240
 241 #define SV_REQFUNCS 0
 242 #define sv_reqfuncs NULL
 243
 244 //#define SV_REQFUNCS (sizeof(sv_reqfuncs) / sizeof(const char *))
 245 //static const char *sv_reqfuncs[] = {
 246 //};
 247
 248 #define SV_REQFIELDS (sizeof(sv_reqfields) / sizeof(prvm_required_field_t))
 249
 250 prvm_required_field_t sv_reqfields[] =
 251 {
 252 #define PRVM_DECLARE_serverglobalfloat(x)
 253 #define PRVM_DECLARE_serverglobalvector(x)
 254 #define PRVM_DECLARE_serverglobalstring(x)
 255 #define PRVM_DECLARE_serverglobaledict(x)
 256 #define PRVM_DECLARE_serverglobalfunction(x)
 257 #define PRVM_DECLARE_clientglobalfloat(x)
 258 #define PRVM_DECLARE_clientglobalvector(x)
 259 #define PRVM_DECLARE_clientglobalstring(x)
 260 #define PRVM_DECLARE_clientglobaledict(x)
 261 #define PRVM_DECLARE_clientglobalfunction(x)
 262 #define PRVM_DECLARE_menuglobalfloat(x)
 263 #define PRVM_DECLARE_menuglobalvector(x)
 264 #define PRVM_DECLARE_menuglobalstring(x)
 265 #define PRVM_DECLARE_menuglobaledict(x)
 266 #define PRVM_DECLARE_menuglobalfunction(x)
 267 #define PRVM_DECLARE_serverfieldfloat(x) {ev_float, #x},
 268 #define PRVM_DECLARE_serverfieldvector(x) {ev_vector, #x},
 269 #define PRVM_DECLARE_serverfieldstring(x) {ev_string, #x},
 270 #define PRVM_DECLARE_serverfieldedict(x) {ev_entity, #x},
 271 #define PRVM_DECLARE_serverfieldfunction(x) {ev_function, #x},
 272 #define PRVM_DECLARE_clientfieldfloat(x)
 273 #define PRVM_DECLARE_clientfieldvector(x)
 274 #define PRVM_DECLARE_clientfieldstring(x)
 275 #define PRVM_DECLARE_clientfieldedict(x)
 276 #define PRVM_DECLARE_clientfieldfunction(x)
 277 #define PRVM_DECLARE_menufieldfloat(x)
 278 #define PRVM_DECLARE_menufieldvector(x)
 279 #define PRVM_DECLARE_menufieldstring(x)
 280 #define PRVM_DECLARE_menufieldedict(x)
 281 #define PRVM_DECLARE_menufieldfunction(x)
 282 #define PRVM_DECLARE_serverfunction(x)
 283 #define PRVM_DECLARE_clientfunction(x)
 284 #define PRVM_DECLARE_menufunction(x)
 285 #define PRVM_DECLARE_field(x)
 286 #define PRVM_DECLARE_global(x)
 287 #define PRVM_DECLARE_function(x)
 288 #include "prvm_offsets.h"
 289 #undef PRVM_DECLARE_serverglobalfloat
 290 #undef PRVM_DECLARE_serverglobalvector
 291 #undef PRVM_DECLARE_serverglobalstring
 292 #undef PRVM_DECLARE_serverglobaledict
 293 #undef PRVM_DECLARE_serverglobalfunction
 294 #undef PRVM_DECLARE_clientglobalfloat
 295 #undef PRVM_DECLARE_clientglobalvector
 296 #undef PRVM_DECLARE_clientglobalstring
 297 #undef PRVM_DECLARE_clientglobaledict
 298 #undef PRVM_DECLARE_clientglobalfunction
 299 #undef PRVM_DECLARE_menuglobalfloat
 300 #undef PRVM_DECLARE_menuglobalvector
 301 #undef PRVM_DECLARE_menuglobalstring
 302 #undef PRVM_DECLARE_menuglobaledict
 303 #undef PRVM_DECLARE_menuglobalfunction
 304 #undef PRVM_DECLARE_serverfieldfloat
 305 #undef PRVM_DECLARE_serverfieldvector
 306 #undef PRVM_DECLARE_serverfieldstring
 307 #undef PRVM_DECLARE_serverfieldedict
 308 #undef PRVM_DECLARE_serverfieldfunction
 309 #undef PRVM_DECLARE_clientfieldfloat
 310 #undef PRVM_DECLARE_clientfieldvector
 311 #undef PRVM_DECLARE_clientfieldstring
 312 #undef PRVM_DECLARE_clientfieldedict
 313 #undef PRVM_DECLARE_clientfieldfunction
 314 #undef PRVM_DECLARE_menufieldfloat
 315 #undef PRVM_DECLARE_menufieldvector
 316 #undef PRVM_DECLARE_menufieldstring
 317 #undef PRVM_DECLARE_menufieldedict
 318 #undef PRVM_DECLARE_menufieldfunction
 319 #undef PRVM_DECLARE_serverfunction
 320 #undef PRVM_DECLARE_clientfunction
 321 #undef PRVM_DECLARE_menufunction
 322 #undef PRVM_DECLARE_field
 323 #undef PRVM_DECLARE_global
 324 #undef PRVM_DECLARE_function
 325 };
 326
 327 #define SV_REQGLOBALS (sizeof(sv_reqglobals) / sizeof(prvm_required_field_t))
 328
 329 prvm_required_field_t sv_reqglobals[] =
 330 {
 331 #define PRVM_DECLARE_serverglobalfloat(x) {ev_float, #x},
 332 #define PRVM_DECLARE_serverglobalvector(x) {ev_vector, #x},
 333 #define PRVM_DECLARE_serverglobalstring(x) {ev_string, #x},
 334 #define PRVM_DECLARE_serverglobaledict(x) {ev_entity, #x},
 335 #define PRVM_DECLARE_serverglobalfunction(x) {ev_function, #x},
 336 #define PRVM_DECLARE_clientglobalfloat(x)
 337 #define PRVM_DECLARE_clientglobalvector(x)
 338 #define PRVM_DECLARE_clientglobalstring(x)
 339 #define PRVM_DECLARE_clientglobaledict(x)
 340 #define PRVM_DECLARE_clientglobalfunction(x)
 341 #define PRVM_DECLARE_menuglobalfloat(x)
 342 #define PRVM_DECLARE_menuglobalvector(x)
 343 #define PRVM_DECLARE_menuglobalstring(x)
 344 #define PRVM_DECLARE_menuglobaledict(x)
 345 #define PRVM_DECLARE_menuglobalfunction(x)
 346 #define PRVM_DECLARE_serverfieldfloat(x)
 347 #define PRVM_DECLARE_serverfieldvector(x)
 348 #define PRVM_DECLARE_serverfieldstring(x)
 349 #define PRVM_DECLARE_serverfieldedict(x)
 350 #define PRVM_DECLARE_serverfieldfunction(x)
 351 #define PRVM_DECLARE_clientfieldfloat(x)
 352 #define PRVM_DECLARE_clientfieldvector(x)
 353 #define PRVM_DECLARE_clientfieldstring(x)
 354 #define PRVM_DECLARE_clientfieldedict(x)
 355 #define PRVM_DECLARE_clientfieldfunction(x)
 356 #define PRVM_DECLARE_menufieldfloat(x)
 357 #define PRVM_DECLARE_menufieldvector(x)
 358 #define PRVM_DECLARE_menufieldstring(x)
 359 #define PRVM_DECLARE_menufieldedict(x)
 360 #define PRVM_DECLARE_menufieldfunction(x)
 361 #define PRVM_DECLARE_serverfunction(x)
 362 #define PRVM_DECLARE_clientfunction(x)
 363 #define PRVM_DECLARE_menufunction(x)
 364 #define PRVM_DECLARE_field(x)
 365 #define PRVM_DECLARE_global(x)
 366 #define PRVM_DECLARE_function(x)
 367 #include "prvm_offsets.h"
 368 #undef PRVM_DECLARE_serverglobalfloat
 369 #undef PRVM_DECLARE_serverglobalvector
 370 #undef PRVM_DECLARE_serverglobalstring
 371 #undef PRVM_DECLARE_serverglobaledict
 372 #undef PRVM_DECLARE_serverglobalfunction
 373 #undef PRVM_DECLARE_clientglobalfloat
 374 #undef PRVM_DECLARE_clientglobalvector
 375 #undef PRVM_DECLARE_clientglobalstring
 376 #undef PRVM_DECLARE_clientglobaledict
 377 #undef PRVM_DECLARE_clientglobalfunction
 378 #undef PRVM_DECLARE_menuglobalfloat
 379 #undef PRVM_DECLARE_menuglobalvector
 380 #undef PRVM_DECLARE_menuglobalstring
 381 #undef PRVM_DECLARE_menuglobaledict
 382 #undef PRVM_DECLARE_menuglobalfunction
 383 #undef PRVM_DECLARE_serverfieldfloat
 384 #undef PRVM_DECLARE_serverfieldvector
 385 #undef PRVM_DECLARE_serverfieldstring
 386 #undef PRVM_DECLARE_serverfieldedict
 387 #undef PRVM_DECLARE_serverfieldfunction
 388 #undef PRVM_DECLARE_clientfieldfloat
 389 #undef PRVM_DECLARE_clientfieldvector
 390 #undef PRVM_DECLARE_clientfieldstring
 391 #undef PRVM_DECLARE_clientfieldedict
 392 #undef PRVM_DECLARE_clientfieldfunction
 393 #undef PRVM_DECLARE_menufieldfloat
 394 #undef PRVM_DECLARE_menufieldvector
 395 #undef PRVM_DECLARE_menufieldstring
 396 #undef PRVM_DECLARE_menufieldedict
 397 #undef PRVM_DECLARE_menufieldfunction
 398 #undef PRVM_DECLARE_serverfunction
 399 #undef PRVM_DECLARE_clientfunction
 400 #undef PRVM_DECLARE_menufunction
 401 #undef PRVM_DECLARE_field
 402 #undef PRVM_DECLARE_global
 403 #undef PRVM_DECLARE_function
 404 };
 405
 406
 407
 408 //============================================================================
 409
 410 void SV_AreaStats_f(void)
 411 {
 412         World_PrintAreaStats(&sv.world, "server");
 413 }
 414
 415 /*
 416 ===============
 417 SV_Init
 418 ===============
 419 */
 420 void SV_Init (void)
 421 {
 422         // init the csqc progs cvars, since they are updated/used by the server code
 423         // TODO: fix this since this is a quick hack to make some of [515]'s broken code run ;) [9/13/2006 Black]
 424         extern cvar_t csqc_progname;    //[515]: csqc crc check and right csprogs name according to progs.dat
 425         extern cvar_t csqc_progcrc;
 426         extern cvar_t csqc_progsize;
 427
 428         Cvar_RegisterVariable(&sv_worldmessage);
 429         Cvar_RegisterVariable(&sv_worldname);
 430         Cvar_RegisterVariable(&sv_worldnamenoextension);
 431         Cvar_RegisterVariable(&sv_worldbasename);
 432
 433         Cvar_RegisterVariable (&csqc_progname);
 434         Cvar_RegisterVariable (&csqc_progcrc);
 435         Cvar_RegisterVariable (&csqc_progsize);
 436
 437         Cmd_AddCommand("sv_saveentfile", SV_SaveEntFile_f, "save map entities to .ent file (to allow external editing)");
 438         Cmd_AddCommand("sv_areastats", SV_AreaStats_f, "prints statistics on entity culling during collision traces");
 439         Cmd_AddCommand_WithClientCommand("sv_startdownload", NULL, SV_StartDownload_f, "begins sending a file to the client (network protocol use only)");
 440         Cmd_AddCommand_WithClientCommand("download", NULL, SV_Download_f, "downloads a specified file from the server");
 441
 442         Cvar_RegisterVariable (&coop);
 443         Cvar_RegisterVariable (&deathmatch);
 444         Cvar_RegisterVariable (&fraglimit);
 445         Cvar_RegisterVariable (&gamecfg);
 446         Cvar_RegisterVariable (&noexit);
 447         Cvar_RegisterVariable (&nomonsters);
 448         Cvar_RegisterVariable (&pausable);
 449         Cvar_RegisterVariable (&pr_checkextension);
 450         Cvar_RegisterVariable (&samelevel);
 451         Cvar_RegisterVariable (&skill);
 452         Cvar_RegisterVariable (&slowmo);
 453         Cvar_RegisterVariable (&sv_accelerate);
 454         Cvar_RegisterVariable (&sv_aim);
 455         Cvar_RegisterVariable (&sv_airaccel_qw);
 456         Cvar_RegisterVariable (&sv_airaccel_sideways_friction);
 457         Cvar_RegisterVariable (&sv_airaccelerate);
 458         Cvar_RegisterVariable (&sv_airstopaccelerate);
 459         Cvar_RegisterVariable (&sv_airstrafeaccelerate);
 460         Cvar_RegisterVariable (&sv_maxairstrafespeed);
 461         Cvar_RegisterVariable (&sv_airstrafeaccel_qw);
 462         Cvar_RegisterVariable (&sv_airspeedlimit_nonqw);
 463         Cvar_RegisterVariable (&sv_aircontrol);
 464         Cvar_RegisterVariable (&sv_aircontrol_power);
 465         Cvar_RegisterVariable (&sv_aircontrol_penalty);
 466         Cvar_RegisterVariable (&sv_allowdownloads);
 467         Cvar_RegisterVariable (&sv_allowdownloads_archive);
 468         Cvar_RegisterVariable (&sv_allowdownloads_config);
 469         Cvar_RegisterVariable (&sv_allowdownloads_dlcache);
 470         Cvar_RegisterVariable (&sv_allowdownloads_inarchive);
 471         Cvar_RegisterVariable (&sv_areagrid_mingridsize);
 472         Cvar_RegisterVariable (&sv_checkforpacketsduringsleep);
 473         Cvar_RegisterVariable (&sv_clmovement_enable);
 474         Cvar_RegisterVariable (&sv_clmovement_minping);
 475         Cvar_RegisterVariable (&sv_clmovement_minping_disabletime);
 476         Cvar_RegisterVariable (&sv_clmovement_inputtimeout);
 477         Cvar_RegisterVariable (&sv_cullentities_nevercullbmodels);
 478         Cvar_RegisterVariable (&sv_cullentities_pvs);
 479         Cvar_RegisterVariable (&sv_cullentities_stats);
 480         Cvar_RegisterVariable (&sv_cullentities_trace);
 481         Cvar_RegisterVariable (&sv_cullentities_trace_delay);
 482         Cvar_RegisterVariable (&sv_cullentities_trace_delay_players);
 483         Cvar_RegisterVariable (&sv_cullentities_trace_enlarge);
 484         Cvar_RegisterVariable (&sv_cullentities_trace_entityocclusion);
 485         Cvar_RegisterVariable (&sv_cullentities_trace_prediction);
 486         Cvar_RegisterVariable (&sv_cullentities_trace_prediction_time);
 487         Cvar_RegisterVariable (&sv_cullentities_trace_samples);
 488         Cvar_RegisterVariable (&sv_cullentities_trace_samples_extra);
 489         Cvar_RegisterVariable (&sv_cullentities_trace_samples_players);
 490         Cvar_RegisterVariable (&sv_debugmove);
 491         Cvar_RegisterVariable (&sv_echobprint);
 492         Cvar_RegisterVariable (&sv_edgefriction);
 493         Cvar_RegisterVariable (&sv_entpatch);
 494         Cvar_RegisterVariable (&sv_fixedframeratesingleplayer);
 495         Cvar_RegisterVariable (&sv_freezenonclients);
 496         Cvar_RegisterVariable (&sv_friction);
 497         Cvar_RegisterVariable (&sv_gameplayfix_blowupfallenzombies);
 498         Cvar_RegisterVariable (&sv_gameplayfix_consistentplayerprethink);
 499         Cvar_RegisterVariable (&sv_gameplayfix_delayprojectiles);
 500         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid);
 501         Cvar_RegisterVariable (&sv_gameplayfix_droptofloorstartsolid_nudgetocorrect);
 502         Cvar_RegisterVariable (&sv_gameplayfix_easierwaterjump);
 503         Cvar_RegisterVariable (&sv_gameplayfix_findradiusdistancetobox);
 504         Cvar_RegisterVariable (&sv_gameplayfix_gravityunaffectedbyticrate);
 505         Cvar_RegisterVariable (&sv_gameplayfix_grenadebouncedownslopes);
 506         Cvar_RegisterVariable (&sv_gameplayfix_multiplethinksperframe);
 507         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse);
 508         Cvar_RegisterVariable (&sv_gameplayfix_noairborncorpse_allowsuspendeditems);
 509         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid);
 510         Cvar_RegisterVariable (&sv_gameplayfix_nudgeoutofsolid_bias);
 511         Cvar_RegisterVariable (&sv_gameplayfix_q2airaccelerate);
 512         Cvar_RegisterVariable (&sv_gameplayfix_nogravityonground);
 513         Cvar_RegisterVariable (&sv_gameplayfix_setmodelrealbox);
 514         Cvar_RegisterVariable (&sv_gameplayfix_slidemoveprojectiles);
 515         Cvar_RegisterVariable (&sv_gameplayfix_stepdown);
 516         Cvar_RegisterVariable (&sv_gameplayfix_stepwhilejumping);
 517         Cvar_RegisterVariable (&sv_gameplayfix_stepmultipletimes);
 518         Cvar_RegisterVariable (&sv_gameplayfix_nostepmoveonsteepslopes);
 519         Cvar_RegisterVariable (&sv_gameplayfix_swiminbmodels);
 520         Cvar_RegisterVariable (&sv_gameplayfix_upwardvelocityclearsongroundflag);
 521         Cvar_RegisterVariable (&sv_gameplayfix_downtracesupportsongroundflag);
 522         Cvar_RegisterVariable (&sv_gravity);
 523         Cvar_RegisterVariable (&sv_idealpitchscale);
 524         Cvar_RegisterVariable (&sv_jumpstep);
 525         Cvar_RegisterVariable (&sv_jumpvelocity);
 526         Cvar_RegisterVariable (&sv_maxairspeed);
 527         Cvar_RegisterVariable (&sv_maxrate);
 528         Cvar_RegisterVariable (&sv_maxspeed);
 529         Cvar_RegisterVariable (&sv_maxvelocity);
 530         Cvar_RegisterVariable (&sv_nostep);
 531         Cvar_RegisterVariable (&sv_playerphysicsqc);
 532         Cvar_RegisterVariable (&sv_progs);
 533         Cvar_RegisterVariable (&sv_protocolname);
 534         Cvar_RegisterVariable (&sv_random_seed);
 535         Cvar_RegisterVariable (&sv_ratelimitlocalplayer);
 536         Cvar_RegisterVariable (&sv_sound_land);
 537         Cvar_RegisterVariable (&sv_sound_watersplash);
 538         Cvar_RegisterVariable (&sv_stepheight);
 539         Cvar_RegisterVariable (&sv_stopspeed);
 540         Cvar_RegisterVariable (&sv_wallfriction);
 541         Cvar_RegisterVariable (&sv_wateraccelerate);
 542         Cvar_RegisterVariable (&sv_waterfriction);
 543         Cvar_RegisterVariable (&sv_warsowbunny_airforwardaccel);
 544         Cvar_RegisterVariable (&sv_warsowbunny_accel);
 545         Cvar_RegisterVariable (&sv_warsowbunny_topspeed);
 546         Cvar_RegisterVariable (&sv_warsowbunny_turnaccel);
 547         Cvar_RegisterVariable (&sv_warsowbunny_backtosideratio);
 548         Cvar_RegisterVariable (&sv_onlycsqcnetworking);
 549         Cvar_RegisterVariable (&sys_ticrate);
 550         Cvar_RegisterVariable (&teamplay);
 551         Cvar_RegisterVariable (&timelimit);
 552
 553         Cvar_RegisterVariable (&saved1);
 554         Cvar_RegisterVariable (&saved2);
 555         Cvar_RegisterVariable (&saved3);
 556         Cvar_RegisterVariable (&saved4);
 557         Cvar_RegisterVariable (&savedgamecfg);
 558         Cvar_RegisterVariable (&scratch1);
 559         Cvar_RegisterVariable (&scratch2);
 560         Cvar_RegisterVariable (&scratch3);
 561         Cvar_RegisterVariable (&scratch4);
 562         Cvar_RegisterVariable (&temp1);
 563
 564         // LordHavoc: Nehahra uses these to pass data around cutscene demos
 565         Cvar_RegisterVariable (&nehx00);
 566         Cvar_RegisterVariable (&nehx01);
 567         Cvar_RegisterVariable (&nehx02);
 568         Cvar_RegisterVariable (&nehx03);
 569         Cvar_RegisterVariable (&nehx04);
 570         Cvar_RegisterVariable (&nehx05);
 571         Cvar_RegisterVariable (&nehx06);
 572         Cvar_RegisterVariable (&nehx07);
 573         Cvar_RegisterVariable (&nehx08);
 574         Cvar_RegisterVariable (&nehx09);
 575         Cvar_RegisterVariable (&nehx10);
 576         Cvar_RegisterVariable (&nehx11);
 577         Cvar_RegisterVariable (&nehx12);
 578         Cvar_RegisterVariable (&nehx13);
 579         Cvar_RegisterVariable (&nehx14);
 580         Cvar_RegisterVariable (&nehx15);
 581         Cvar_RegisterVariable (&nehx16);
 582         Cvar_RegisterVariable (&nehx17);
 583         Cvar_RegisterVariable (&nehx18);
 584         Cvar_RegisterVariable (&nehx19);
 585         Cvar_RegisterVariable (&cutscene); // for Nehahra but useful to other mods as well
 586
 587         Cvar_RegisterVariable (&sv_autodemo_perclient);
 588         Cvar_RegisterVariable (&sv_autodemo_perclient_nameformat);
 589         Cvar_RegisterVariable (&sv_autodemo_perclient_discardable);
 590
 591         Cvar_RegisterVariable (&halflifebsp);
 592
 593         sv_mempool = Mem_AllocPool("server", 0, NULL);
 594 }
 595
 596 static void SV_SaveEntFile_f(void)
 597 {
 598         if (!sv.active || !sv.worldmodel)
 599         {
 600                 Con_Print("Not running a server\n");
 601                 return;
 602         }
 603         FS_WriteFile(va("%s.ent", sv.worldnamenoextension), sv.worldmodel->brush.entities, (fs_offset_t)strlen(sv.worldmodel->brush.entities));
 604 }
 605
 606
 607 /*
 608 =============================================================================
 609
 610 EVENT MESSAGES
 611
 612 =============================================================================
 613 */
 614
 615 /*
 616 ==================
 617 SV_StartParticle
 618
 619 Make sure the event gets sent to all clients
 620 ==================
 621 */
 622 void SV_StartParticle (vec3_t org, vec3_t dir, int color, int count)
 623 {
 624         int i;
 625
 626         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-18)
 627                 return;
 628         MSG_WriteByte (&sv.datagram, svc_particle);
 629         MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 630         MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 631         MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 632         for (i=0 ; i<3 ; i++)
 633                 MSG_WriteChar (&sv.datagram, (int)bound(-128, dir[i]*16, 127));
 634         MSG_WriteByte (&sv.datagram, count);
 635         MSG_WriteByte (&sv.datagram, color);
 636         SV_FlushBroadcastMessages();
 637 }
 638
 639 /*
 640 ==================
 641 SV_StartEffect
 642
 643 Make sure the event gets sent to all clients
 644 ==================
 645 */
 646 void SV_StartEffect (vec3_t org, int modelindex, int startframe, int framecount, int framerate)
 647 {
 648         if (modelindex >= 256 || startframe >= 256)
 649         {
 650                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-19)
 651                         return;
 652                 MSG_WriteByte (&sv.datagram, svc_effect2);
 653                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 654                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 655                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 656                 MSG_WriteShort (&sv.datagram, modelindex);
 657                 MSG_WriteShort (&sv.datagram, startframe);
 658                 MSG_WriteByte (&sv.datagram, framecount);
 659                 MSG_WriteByte (&sv.datagram, framerate);
 660         }
 661         else
 662         {
 663                 if (sv.datagram.cursize > MAX_PACKETFRAGMENT-17)
 664                         return;
 665                 MSG_WriteByte (&sv.datagram, svc_effect);
 666                 MSG_WriteCoord (&sv.datagram, org[0], sv.protocol);
 667                 MSG_WriteCoord (&sv.datagram, org[1], sv.protocol);
 668                 MSG_WriteCoord (&sv.datagram, org[2], sv.protocol);
 669                 MSG_WriteByte (&sv.datagram, modelindex);
 670                 MSG_WriteByte (&sv.datagram, startframe);
 671                 MSG_WriteByte (&sv.datagram, framecount);
 672                 MSG_WriteByte (&sv.datagram, framerate);
 673         }
 674         SV_FlushBroadcastMessages();
 675 }
 676
 677 /*
 678 ==================
 679 SV_StartSound
 680
 681 Each entity can have eight independant sound sources, like voice,
 682 weapon, feet, etc.
 683
 684 Channel 0 is an auto-allocate channel, the others override anything
 685 already running on that entity/channel pair.
 686
 687 An attenuation of 0 will play full volume everywhere in the level.
 688 Larger attenuations will drop off.  (max 4 attenuation)
 689
 690 ==================
 691 */
 692 void SV_StartSound (prvm_edict_t *entity, int channel, const char *sample, int volume, float attenuation)
 693 {
 694         int sound_num, field_mask, i, ent;
 695
 696         if (volume < 0 || volume > 255)
 697         {
 698                 Con_Printf ("SV_StartSound: volume = %i\n", volume);
 699                 return;
 700         }
 701
 702         if (attenuation < 0 || attenuation > 4)
 703         {
 704                 Con_Printf ("SV_StartSound: attenuation = %f\n", attenuation);
 705                 return;
 706         }
 707
 708         if (channel < 0 || channel > 7)
 709         {
 710                 Con_Printf ("SV_StartSound: channel = %i\n", channel);
 711                 return;
 712         }
 713
 714         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
 715                 return;
 716
 717 // find precache number for sound
 718         sound_num = SV_SoundIndex(sample, 1);
 719         if (!sound_num)
 720                 return;
 721
 722         ent = PRVM_NUM_FOR_EDICT(entity);
 723
 724         field_mask = 0;
 725         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
 726                 field_mask |= SND_VOLUME;
 727         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
 728                 field_mask |= SND_ATTENUATION;
 729         if (ent >= 8192)
 730                 field_mask |= SND_LARGEENTITY;
 731         if (sound_num >= 256 || channel >= 8)
 732                 field_mask |= SND_LARGESOUND;
 733
 734 // directed messages go only to the entity they are targeted on
 735         MSG_WriteByte (&sv.datagram, svc_sound);
 736         MSG_WriteByte (&sv.datagram, field_mask);
 737         if (field_mask & SND_VOLUME)
 738                 MSG_WriteByte (&sv.datagram, volume);
 739         if (field_mask & SND_ATTENUATION)
 740                 MSG_WriteByte (&sv.datagram, (int)(attenuation*64));
 741         if (field_mask & SND_LARGEENTITY)
 742         {
 743                 MSG_WriteShort (&sv.datagram, ent);
 744                 MSG_WriteByte (&sv.datagram, channel);
 745         }
 746         else
 747                 MSG_WriteShort (&sv.datagram, (ent<<3) | channel);
 748         if ((field_mask & SND_LARGESOUND) || sv.protocol == PROTOCOL_NEHAHRABJP2)
 749                 MSG_WriteShort (&sv.datagram, sound_num);
 750         else
 751                 MSG_WriteByte (&sv.datagram, sound_num);
 752         for (i = 0;i < 3;i++)
 753                 MSG_WriteCoord (&sv.datagram, entity->fields.server->origin[i]+0.5*(entity->fields.server->mins[i]+entity->fields.server->maxs[i]), sv.protocol);
 754         SV_FlushBroadcastMessages();
 755 }
 756
 757 /*
 758 ==================
 759 SV_StartPointSound
 760
 761 Nearly the same logic as SV_StartSound, except an origin
 762 instead of an entity is provided and channel is omitted.
 763
 764 The entity sent to the client is 0 (world) and the channel
 765 is 0 (CHAN_AUTO).  SND_LARGEENTITY will never occur in this
 766 function, therefore the check for it is omitted.
 767
 768 ==================
 769 */
 770 void SV_StartPointSound (vec3_t origin, const char *sample, int volume, float attenuation)
 771 {
 772         int sound_num, field_mask, i;
 773
 774         if (volume < 0 || volume > 255)
 775         {
 776                 Con_Printf ("SV_StartPointSound: volume = %i\n", volume);
 777                 return;
 778         }
 779
 780         if (attenuation < 0 || attenuation > 4)
 781         {
 782                 Con_Printf ("SV_StartPointSound: attenuation = %f\n", attenuation);
 783                 return;
 784         }
 785
 786         if (sv.datagram.cursize > MAX_PACKETFRAGMENT-21)
 787                 return;
 788
 789         // find precache number for sound
 790         sound_num = SV_SoundIndex(sample, 1);
 791         if (!sound_num)
 792                 return;
 793
 794         field_mask = 0;
 795         if (volume != DEFAULT_SOUND_PACKET_VOLUME)
 796                 field_mask |= SND_VOLUME;
 797         if (attenuation != DEFAULT_SOUND_PACKET_ATTENUATION)
 798                 field_mask |= SND_ATTENUATION;
 799         if (sound_num >= 256)
 800                 field_mask |= SND_LARGESOUND;
 801
 802 // directed messages go only to the entity they are targeted on
 803         MSG_WriteByte (&sv.datagram, svc_sound);
 804         MSG_WriteByte (&sv.datagram, field_mask);
 805         if (field_mask & SND_VOLUME)
 806                 MSG_WriteByte (&sv.datagram, volume);
 807         if (field_mask & SND_ATTENUATION)
 808                 MSG_WriteByte (&sv.datagram, (int)(attenuation*64));
 809         // Always write entnum 0 for the world entity
 810         MSG_WriteShort (&sv.datagram, (0<<3) | 0);
 811         if (field_mask & SND_LARGESOUND)
 812                 MSG_WriteShort (&sv.datagram, sound_num);
 813         else
 814                 MSG_WriteByte (&sv.datagram, sound_num);
 815         for (i = 0;i < 3;i++)
 816                 MSG_WriteCoord (&sv.datagram, origin[i], sv.protocol);
 817         SV_FlushBroadcastMessages();
 818 }
 819
 820 /*
 821 ==============================================================================
 822
 823 CLIENT SPAWNING
 824
 825 ==============================================================================
 826 */
 827
 828 /*
 829 ================
 830 SV_SendServerinfo
 831
 832 Sends the first message from the server to a connected client.
 833 This will be sent on the initial connection and upon each server load.
 834 ================
 835 */
 836 void SV_SendServerinfo (client_t *client)
 837 {
 838         int i;
 839         char message[128];
 840
 841         // we know that this client has a netconnection and thus is not a bot
 842
 843         // edicts get reallocated on level changes, so we need to update it here
 844         client->edict = PRVM_EDICT_NUM((client - svs.clients) + 1);
 845
 846         // clear cached stuff that depends on the level
 847         client->weaponmodel[0] = 0;
 848         client->weaponmodelindex = 0;
 849
 850         // LordHavoc: clear entityframe tracking
 851         client->latestframenum = 0;
 852
 853         // initialize the movetime, so a speedhack can't make use of the time before this client joined
 854         client->cmd.time = sv.time;
 855
 856         if (client->entitydatabase)
 857                 EntityFrame_FreeDatabase(client->entitydatabase);
 858         if (client->entitydatabase4)
 859                 EntityFrame4_FreeDatabase(client->entitydatabase4);
 860         if (client->entitydatabase5)
 861                 EntityFrame5_FreeDatabase(client->entitydatabase5);
 862
 863         memset(client->stats, 0, sizeof(client->stats));
 864         memset(client->statsdeltabits, 0, sizeof(client->statsdeltabits));
 865
 866         if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3)
 867         {
 868                 if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3)
 869                         client->entitydatabase = EntityFrame_AllocDatabase(sv_mempool);
 870                 else if (sv.protocol == PROTOCOL_DARKPLACES4)
 871                         client->entitydatabase4 = EntityFrame4_AllocDatabase(sv_mempool);
 872                 else
 873                         client->entitydatabase5 = EntityFrame5_AllocDatabase(sv_mempool);
 874         }
 875
 876         // reset csqc entity versions
 877         for (i = 0;i < prog->max_edicts;i++)
 878         {
 879                 client->csqcentityscope[i] = 0;
 880                 client->csqcentitysendflags[i] = 0xFFFFFF;
 881                 client->csqcentityglobalhistory[i] = 0;
 882         }
 883         for (i = 0;i < NUM_CSQCENTITYDB_FRAMES;i++)
 884         {
 885                 client->csqcentityframehistory[i].num = 0;
 886                 client->csqcentityframehistory[i].framenum = -1;
 887         }
 888         client->csqcnumedicts = 0;
 889         client->csqcentityframehistory_next = 0;
 890
 891         SZ_Clear (&client->netconnection->message);
 892         MSG_WriteByte (&client->netconnection->message, svc_print);
 893         dpsnprintf (message, sizeof (message), "\nServer: %s build %s (progs %i crc)\n", gamename, buildstring, prog->filecrc);
 894         MSG_WriteString (&client->netconnection->message,message);
 895
 896         SV_StopDemoRecording(client); // to split up demos into different files
 897         if(sv_autodemo_perclient.integer && client->netconnection)
 898         {
 899                 char demofile[MAX_OSPATH];
 900                 char ipaddress[MAX_QPATH];
 901                 size_t i;
 902
 903                 // start a new demo file
 904                 LHNETADDRESS_ToString(&(client->netconnection->peeraddress), ipaddress, sizeof(ipaddress), true);
 905                 for(i = 0; ipaddress[i]; ++i)
 906                         if(!isalnum(ipaddress[i]))
 907                                 ipaddress[i] = '-';
 908                 dpsnprintf (demofile, sizeof(demofile), "%s_%s_%d_%s.dem", Sys_TimeString (sv_autodemo_perclient_nameformat.string), sv.worldbasename, PRVM_NUM_FOR_EDICT(client->edict), ipaddress);
 909
 910                 SV_StartDemoRecording(client, demofile, -1);
 911         }
 912
 913         //[515]: init csprogs according to version of svprogs, check the crc, etc.
 914         if (sv.csqc_progname[0])
 915         {
 916                 Con_DPrintf("sending csqc info to client (\"%s\" with size %i and crc %i)\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
 917                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 918                 MSG_WriteString (&client->netconnection->message, va("csqc_progname %s\n", sv.csqc_progname));
 919                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 920                 MSG_WriteString (&client->netconnection->message, va("csqc_progsize %i\n", sv.csqc_progsize));
 921                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 922                 MSG_WriteString (&client->netconnection->message, va("csqc_progcrc %i\n", sv.csqc_progcrc));
 923
 924                 if(client->sv_demo_file != NULL)
 925                 {
 926                         int i;
 927                         static char buf[NET_MAXMESSAGE];
 928                         sizebuf_t sb;
 929
 930                         sb.data = (unsigned char *) buf;
 931                         sb.maxsize = sizeof(buf);
 932                         i = 0;
 933                         while(MakeDownloadPacket(sv.csqc_progname, svs.csqc_progdata, sv.csqc_progsize, sv.csqc_progcrc, i++, &sb, sv.protocol))
 934                                 SV_WriteDemoMessage(client, &sb, false);
 935                 }
 936
 937                 //[515]: init stufftext string (it is sent before svc_serverinfo)
 938                 if (PRVM_GetString(PRVM_serverglobalstring(SV_InitCmd)))
 939                 {
 940                         MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 941                         MSG_WriteString (&client->netconnection->message, va("%s\n", PRVM_GetString(PRVM_serverglobalstring(SV_InitCmd))));
 942                 }
 943         }
 944
 945         //if (sv_allowdownloads.integer)
 946         // always send the info that the server supports the protocol, even if downloads are forbidden
 947         // only because of that, the CSQC exception can work
 948         {
 949                 MSG_WriteByte (&client->netconnection->message, svc_stufftext);
 950                 MSG_WriteString (&client->netconnection->message, "cl_serverextension_download 2\n");
 951         }
 952
 953         // send at this time so it's guaranteed to get executed at the right time
 954         {
 955                 client_t *save;
 956                 save = host_client;
 957                 host_client = client;
 958                 Curl_SendRequirements();
 959                 host_client = save;
 960         }
 961
 962         MSG_WriteByte (&client->netconnection->message, svc_serverinfo);
 963         MSG_WriteLong (&client->netconnection->message, Protocol_NumberForEnum(sv.protocol));
 964         MSG_WriteByte (&client->netconnection->message, svs.maxclients);
 965
 966         if (!coop.integer && deathmatch.integer)
 967                 MSG_WriteByte (&client->netconnection->message, GAME_DEATHMATCH);
 968         else
 969                 MSG_WriteByte (&client->netconnection->message, GAME_COOP);
 970
 971         MSG_WriteString (&client->netconnection->message,PRVM_GetString(prog->edicts->fields.server->message));
 972
 973         for (i = 1;i < MAX_MODELS && sv.model_precache[i][0];i++)
 974                 MSG_WriteString (&client->netconnection->message, sv.model_precache[i]);
 975         MSG_WriteByte (&client->netconnection->message, 0);
 976
 977         for (i = 1;i < MAX_SOUNDS && sv.sound_precache[i][0];i++)
 978                 MSG_WriteString (&client->netconnection->message, sv.sound_precache[i]);
 979         MSG_WriteByte (&client->netconnection->message, 0);
 980
 981 // send music
 982         MSG_WriteByte (&client->netconnection->message, svc_cdtrack);
 983         MSG_WriteByte (&client->netconnection->message, (int)prog->edicts->fields.server->sounds);
 984         MSG_WriteByte (&client->netconnection->message, (int)prog->edicts->fields.server->sounds);
 985
 986 // set view
 987 // store this in clientcamera, too
 988         client->clientcamera = PRVM_NUM_FOR_EDICT(client->edict);
 989         MSG_WriteByte (&client->netconnection->message, svc_setview);
 990         MSG_WriteShort (&client->netconnection->message, client->clientcamera);
 991
 992         MSG_WriteByte (&client->netconnection->message, svc_signonnum);
 993         MSG_WriteByte (&client->netconnection->message, 1);
 994
 995         client->spawned = false;                // need prespawn, spawn, etc
 996         client->sendsignon = 1;                 // send this message, and increment to 2, 2 will be set to 0 by the prespawn command
 997
 998         // clear movement info until client enters the new level properly
 999         memset(&client->cmd, 0, sizeof(client->cmd));
1000         client->movesequence = 0;
1001         client->movement_highestsequence_seen = 0;
1002         memset(&client->movement_count, 0, sizeof(client->movement_count));
1003 #ifdef NUM_PING_TIMES
1004         for (i = 0;i < NUM_PING_TIMES;i++)
1005                 client->ping_times[i] = 0;
1006         client->num_pings = 0;
1007 #endif
1008         client->ping = 0;
1009
1010         // allow the client some time to send his keepalives, even if map loading took ages
1011         client->netconnection->timeout = realtime + net_connecttimeout.value;
1012 }
1013
1014 /*
1015 ================
1016 SV_ConnectClient
1017
1018 Initializes a client_t for a new net connection.  This will only be called
1019 once for a player each game, not once for each level change.
1020 ================
1021 */
1022 void SV_ConnectClient (int clientnum, netconn_t *netconnection)
1023 {
1024         client_t                *client;
1025         int                             i;
1026
1027         client = svs.clients + clientnum;
1028
1029 // set up the client_t
1030         if (sv.loadgame)
1031         {
1032                 float backupparms[NUM_SPAWN_PARMS];
1033                 memcpy(backupparms, client->spawn_parms, sizeof(backupparms));
1034                 memset(client, 0, sizeof(*client));
1035                 memcpy(client->spawn_parms, backupparms, sizeof(backupparms));
1036         }
1037         else
1038                 memset(client, 0, sizeof(*client));
1039         client->active = true;
1040         client->netconnection = netconnection;
1041
1042         Con_DPrintf("Client %s connected\n", client->netconnection ? client->netconnection->address : "botclient");
1043
1044         if(client->netconnection && client->netconnection->crypto.authenticated)
1045         {
1046                 Con_Printf("%s connection to %s has been established: client is %s@%.*s, I am %.*s@%.*s\n",
1047                                 client->netconnection->crypto.use_aes ? "Encrypted" : "Authenticated",
1048                                 client->netconnection->address,
1049                                 client->netconnection->crypto.client_idfp[0] ? client->netconnection->crypto.client_idfp : "-",
1050                                 crypto_keyfp_recommended_length, client->netconnection->crypto.client_keyfp[0] ? client->netconnection->crypto.client_keyfp : "-",
1051                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_idfp[0] ? client->netconnection->crypto.server_idfp : "-",
1052                                 crypto_keyfp_recommended_length, client->netconnection->crypto.server_keyfp[0] ? client->netconnection->crypto.server_keyfp : "-"
1053                                 );
1054         }
1055
1056         strlcpy(client->name, "unconnected", sizeof(client->name));
1057         strlcpy(client->old_name, "unconnected", sizeof(client->old_name));
1058         client->spawned = false;
1059         client->edict = PRVM_EDICT_NUM(clientnum+1);
1060         if (client->netconnection)
1061                 client->netconnection->message.allowoverflow = true;            // we can catch it
1062         // prepare the unreliable message buffer
1063         client->unreliablemsg.data = client->unreliablemsg_data;
1064         client->unreliablemsg.maxsize = sizeof(client->unreliablemsg_data);
1065         // updated by receiving "rate" command from client, this is also the default if not using a DP client
1066         client->rate = 1000000000;
1067         // no limits for local player
1068         if (client->netconnection && LHNETADDRESS_GetAddressType(&client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP)
1069                 client->rate = 1000000000;
1070         client->connecttime = realtime;
1071
1072         if (!sv.loadgame)
1073         {
1074                 // call the progs to get default spawn parms for the new client
1075                 // set self to world to intentionally cause errors with broken SetNewParms code in some mods
1076                 prog->globals.server->self = 0;
1077                 PRVM_ExecuteProgram (prog->globals.server->SetNewParms, "QC function SetNewParms is missing");
1078                 for (i=0 ; i<NUM_SPAWN_PARMS ; i++)
1079                         client->spawn_parms[i] = (&prog->globals.server->parm1)[i];
1080
1081                 // set up the entity for this client (including .colormap, .team, etc)
1082                 PRVM_ED_ClearEdict(client->edict);
1083         }
1084
1085         // don't call SendServerinfo for a fresh botclient because its fields have
1086         // not been set up by the qc yet
1087         if (client->netconnection)
1088                 SV_SendServerinfo (client);
1089         else
1090                 client->spawned = true;
1091 }
1092
1093
1094 /*
1095 ===============================================================================
1096
1097 FRAME UPDATES
1098
1099 ===============================================================================
1100 */
1101
1102 /*
1103 =============================================================================
1104
1105 The PVS must include a small area around the client to allow head bobbing
1106 or other small motion on the client side.  Otherwise, a bob might cause an
1107 entity that should be visible to not show up, especially when the bob
1108 crosses a waterline.
1109
1110 =============================================================================
1111 */
1112
1113 static qboolean SV_PrepareEntityForSending (prvm_edict_t *ent, entity_state_t *cs, int enumber)
1114 {
1115         int i;
1116         unsigned int sendflags;
1117         unsigned int version;
1118         unsigned int modelindex, effects, flags, glowsize, lightstyle, lightpflags, light[4], specialvisibilityradius;
1119         unsigned int customizeentityforclient;
1120         unsigned int sendentity;
1121         float f;
1122         float *v;
1123         vec3_t cullmins, cullmaxs;
1124         dp_model_t *model;
1125
1126         // fast path for games that do not use legacy entity networking
1127         // note: still networks clients even if they are legacy
1128         sendentity = PRVM_serveredictfunction(ent, SendEntity);
1129         if (sv_onlycsqcnetworking.integer && !sendentity && enumber > svs.maxclients)
1130                 return false;
1131
1132         // this 2 billion unit check is actually to detect NAN origins
1133         // (we really don't want to send those)
1134         if (!(VectorLength2(ent->fields.server->origin) < 2000000000.0*2000000000.0))
1135                 return false;
1136
1137         // EF_NODRAW prevents sending for any reason except for your own
1138         // client, so we must keep all clients in this superset
1139         effects = (unsigned)ent->fields.server->effects;
1140
1141         // we can omit invisible entities with no effects that are not clients
1142         // LordHavoc: this could kill tags attached to an invisible entity, I
1143         // just hope we never have to support that case
1144         i = (int)ent->fields.server->modelindex;
1145         modelindex = (i >= 1 && i < MAX_MODELS && ent->fields.server->model && *PRVM_GetString(ent->fields.server->model) && sv.models[i]) ? i : 0;
1146
1147         flags = 0;
1148         i = (int)(PRVM_serveredictfloat(ent, glow_size) * 0.25f);
1149         glowsize = (unsigned char)bound(0, i, 255);
1150         if (PRVM_serveredictfloat(ent, glow_trail))
1151                 flags |= RENDER_GLOWTRAIL;
1152         if (PRVM_serveredictedict(ent, viewmodelforclient))
1153                 flags |= RENDER_VIEWMODEL;
1154
1155         v = PRVM_serveredictvector(ent, color);
1156         f = v[0]*256;
1157         light[0] = (unsigned short)bound(0, f, 65535);
1158         f = v[1]*256;
1159         light[1] = (unsigned short)bound(0, f, 65535);
1160         f = v[2]*256;
1161         light[2] = (unsigned short)bound(0, f, 65535);
1162         f = PRVM_serveredictfloat(ent, light_lev);
1163         light[3] = (unsigned short)bound(0, f, 65535);
1164         lightstyle = (unsigned char)PRVM_serveredictfloat(ent, style);
1165         lightpflags = (unsigned char)PRVM_serveredictfloat(ent, pflags);
1166
1167         if (gamemode == GAME_TENEBRAE)
1168         {
1169                 // tenebrae's EF_FULLDYNAMIC conflicts with Q2's EF_NODRAW
1170                 if (effects & 16)
1171                 {
1172                         effects &= ~16;
1173                         lightpflags |= PFLAGS_FULLDYNAMIC;
1174                 }
1175                 // tenebrae's EF_GREEN conflicts with DP's EF_ADDITIVE
1176                 if (effects & 32)
1177                 {
1178                         effects &= ~32;
1179                         light[0] = (int)(0.2*256);
1180                         light[1] = (int)(1.0*256);
1181                         light[2] = (int)(0.2*256);
1182                         light[3] = 200;
1183                         lightpflags |= PFLAGS_FULLDYNAMIC;
1184                 }
1185         }
1186
1187         specialvisibilityradius = 0;
1188         if (lightpflags & PFLAGS_FULLDYNAMIC)
1189                 specialvisibilityradius = max(specialvisibilityradius, light[3]);
1190         if (glowsize)
1191                 specialvisibilityradius = max(specialvisibilityradius, glowsize * 4);
1192         if (flags & RENDER_GLOWTRAIL)
1193                 specialvisibilityradius = max(specialvisibilityradius, 100);
1194         if (effects & (EF_BRIGHTFIELD | EF_MUZZLEFLASH | EF_BRIGHTLIGHT | EF_DIMLIGHT | EF_RED | EF_BLUE | EF_FLAME | EF_STARDUST))
1195         {
1196                 if (effects & EF_BRIGHTFIELD)
1197                         specialvisibilityradius = max(specialvisibilityradius, 80);
1198                 if (effects & EF_MUZZLEFLASH)
1199                         specialvisibilityradius = max(specialvisibilityradius, 100);
1200                 if (effects & EF_BRIGHTLIGHT)
1201                         specialvisibilityradius = max(specialvisibilityradius, 400);
1202                 if (effects & EF_DIMLIGHT)
1203                         specialvisibilityradius = max(specialvisibilityradius, 200);
1204                 if (effects & EF_RED)
1205                         specialvisibilityradius = max(specialvisibilityradius, 200);
1206                 if (effects & EF_BLUE)
1207                         specialvisibilityradius = max(specialvisibilityradius, 200);
1208                 if (effects & EF_FLAME)
1209                         specialvisibilityradius = max(specialvisibilityradius, 250);
1210                 if (effects & EF_STARDUST)
1211                         specialvisibilityradius = max(specialvisibilityradius, 100);
1212         }
1213
1214         // early culling checks
1215         // (final culling is done by SV_MarkWriteEntityStateToClient)
1216         customizeentityforclient = PRVM_serveredictfunction(ent, customizeentityforclient);
1217         if (!customizeentityforclient && enumber > svs.maxclients && (!modelindex && !specialvisibilityradius))
1218                 return false;
1219
1220         *cs = defaultstate;
1221         cs->active = ACTIVE_NETWORK;
1222         cs->number = enumber;
1223         VectorCopy(ent->fields.server->origin, cs->origin);
1224         VectorCopy(ent->fields.server->angles, cs->angles);
1225         cs->flags = flags;
1226         cs->effects = effects;
1227         cs->colormap = (unsigned)ent->fields.server->colormap;
1228         cs->modelindex = modelindex;
1229         cs->skin = (unsigned)ent->fields.server->skin;
1230         cs->frame = (unsigned)ent->fields.server->frame;
1231         cs->viewmodelforclient = PRVM_serveredictedict(ent, viewmodelforclient);
1232         cs->exteriormodelforclient = PRVM_serveredictedict(ent, exteriormodeltoclient);
1233         cs->nodrawtoclient = PRVM_serveredictedict(ent, nodrawtoclient);
1234         cs->drawonlytoclient = PRVM_serveredictedict(ent, drawonlytoclient);
1235         cs->customizeentityforclient = customizeentityforclient;
1236         cs->tagentity = PRVM_serveredictedict(ent, tag_entity);
1237         cs->tagindex = (unsigned char)PRVM_serveredictfloat(ent, tag_index);
1238         cs->glowsize = glowsize;
1239
1240         // don't need to init cs->colormod because the defaultstate did that for us
1241         //cs->colormod[0] = cs->colormod[1] = cs->colormod[2] = 32;
1242         v = PRVM_serveredictvector(ent, colormod);
1243         if (VectorLength2(v))
1244         {
1245                 i = (int)(v[0] * 32.0f);cs->colormod[0] = bound(0, i, 255);
1246                 i = (int)(v[1] * 32.0f);cs->colormod[1] = bound(0, i, 255);
1247                 i = (int)(v[2] * 32.0f);cs->colormod[2] = bound(0, i, 255);
1248         }
1249
1250         // don't need to init cs->glowmod because the defaultstate did that for us
1251         //cs->glowmod[0] = cs->glowmod[1] = cs->glowmod[2] = 32;
1252         v = PRVM_serveredictvector(ent, glowmod);
1253         if (VectorLength2(v))
1254         {
1255                 i = (int)(v[0] * 32.0f);cs->glowmod[0] = bound(0, i, 255);
1256                 i = (int)(v[1] * 32.0f);cs->glowmod[1] = bound(0, i, 255);
1257                 i = (int)(v[2] * 32.0f);cs->glowmod[2] = bound(0, i, 255);
1258         }
1259
1260         cs->modelindex = modelindex;
1261
1262         cs->alpha = 255;
1263         f = (PRVM_serveredictfloat(ent, alpha) * 255.0f);
1264         if (f)
1265         {
1266                 i = (int)f;
1267                 cs->alpha = (unsigned char)bound(0, i, 255);
1268         }
1269         // halflife
1270         f = (PRVM_serveredictfloat(ent, renderamt));
1271         if (f)
1272         {
1273                 i = (int)f;
1274                 cs->alpha = (unsigned char)bound(0, i, 255);
1275         }
1276
1277         cs->scale = 16;
1278         f = (PRVM_serveredictfloat(ent, scale) * 16.0f);
1279         if (f)
1280         {
1281                 i = (int)f;
1282                 cs->scale = (unsigned char)bound(0, i, 255);
1283         }
1284
1285         cs->glowcolor = 254;
1286         f = PRVM_serveredictfloat(ent, glow_color);
1287         if (f)
1288                 cs->glowcolor = (int)f;
1289
1290         if (PRVM_serveredictfloat(ent, fullbright))
1291                 cs->effects |= EF_FULLBRIGHT;
1292
1293         f = PRVM_serveredictfloat(ent, modelflags);
1294         if (f)
1295                 cs->effects |= ((unsigned int)f & 0xff) << 24;
1296
1297         if (ent->fields.server->movetype == MOVETYPE_STEP)
1298                 cs->flags |= RENDER_STEP;
1299         if (cs->number != sv.writeentitiestoclient_cliententitynumber && (cs->effects & EF_LOWPRECISION) && cs->origin[0] >= -32768 && cs->origin[1] >= -32768 && cs->origin[2] >= -32768 && cs->origin[0] <= 32767 && cs->origin[1] <= 32767 && cs->origin[2] <= 32767)
1300                 cs->flags |= RENDER_LOWPRECISION;
1301         if (ent->fields.server->colormap >= 1024)
1302                 cs->flags |= RENDER_COLORMAPPED;
1303         if (cs->viewmodelforclient)
1304                 cs->flags |= RENDER_VIEWMODEL; // show relative to the view
1305
1306         if (PRVM_serveredictfloat(ent, sendcomplexanimation))
1307         {
1308                 cs->flags |= RENDER_COMPLEXANIMATION;
1309                 if (PRVM_serveredictfloat(ent, skeletonindex) >= 1)
1310                         cs->skeletonobject = ent->priv.server->skeleton;
1311                 cs->framegroupblend[0].frame = PRVM_serveredictfloat(ent, frame);
1312                 cs->framegroupblend[1].frame = PRVM_serveredictfloat(ent, frame2);
1313                 cs->framegroupblend[2].frame = PRVM_serveredictfloat(ent, frame3);
1314                 cs->framegroupblend[3].frame = PRVM_serveredictfloat(ent, frame4);
1315                 cs->framegroupblend[0].start = PRVM_serveredictfloat(ent, frame1time);
1316                 cs->framegroupblend[1].start = PRVM_serveredictfloat(ent, frame2time);
1317                 cs->framegroupblend[2].start = PRVM_serveredictfloat(ent, frame3time);
1318                 cs->framegroupblend[3].start = PRVM_serveredictfloat(ent, frame4time);
1319                 cs->framegroupblend[1].lerp = PRVM_serveredictfloat(ent, lerpfrac);
1320                 cs->framegroupblend[2].lerp = PRVM_serveredictfloat(ent, lerpfrac3);
1321                 cs->framegroupblend[3].lerp = PRVM_serveredictfloat(ent, lerpfrac4);
1322                 cs->framegroupblend[0].lerp = 1.0f - cs->framegroupblend[1].lerp - cs->framegroupblend[2].lerp - cs->framegroupblend[3].lerp;
1323         }
1324
1325         cs->light[0] = light[0];
1326         cs->light[1] = light[1];
1327         cs->light[2] = light[2];
1328         cs->light[3] = light[3];
1329         cs->lightstyle = lightstyle;
1330         cs->lightpflags = lightpflags;
1331
1332         cs->specialvisibilityradius = specialvisibilityradius;
1333
1334         // calculate the visible box of this entity (don't use the physics box
1335         // as that is often smaller than a model, and would not count
1336         // specialvisibilityradius)
1337         if ((model = SV_GetModelByIndex(modelindex)) && (model->type != mod_null))
1338         {
1339                 float scale = cs->scale * (1.0f / 16.0f);
1340                 if (cs->angles[0] || cs->angles[2]) // pitch and roll
1341                 {
1342                         VectorMA(cs->origin, scale, model->rotatedmins, cullmins);
1343                         VectorMA(cs->origin, scale, model->rotatedmaxs, cullmaxs);
1344                 }
1345                 else if (cs->angles[1] || ((effects | model->effects) & EF_ROTATE))
1346                 {
1347                         VectorMA(cs->origin, scale, model->yawmins, cullmins);
1348                         VectorMA(cs->origin, scale, model->yawmaxs, cullmaxs);
1349                 }
1350                 else
1351                 {
1352                         VectorMA(cs->origin, scale, model->normalmins, cullmins);
1353                         VectorMA(cs->origin, scale, model->normalmaxs, cullmaxs);
1354                 }
1355         }
1356         else
1357         {
1358                 // if there is no model (or it could not be loaded), use the physics box
1359                 VectorAdd(cs->origin, ent->fields.server->mins, cullmins);
1360                 VectorAdd(cs->origin, ent->fields.server->maxs, cullmaxs);
1361         }
1362         if (specialvisibilityradius)
1363         {
1364                 cullmins[0] = min(cullmins[0], cs->origin[0] - specialvisibilityradius);
1365                 cullmins[1] = min(cullmins[1], cs->origin[1] - specialvisibilityradius);
1366                 cullmins[2] = min(cullmins[2], cs->origin[2] - specialvisibilityradius);
1367                 cullmaxs[0] = max(cullmaxs[0], cs->origin[0] + specialvisibilityradius);
1368                 cullmaxs[1] = max(cullmaxs[1], cs->origin[1] + specialvisibilityradius);
1369                 cullmaxs[2] = max(cullmaxs[2], cs->origin[2] + specialvisibilityradius);
1370         }
1371
1372         // calculate center of bbox for network prioritization purposes
1373         VectorMAM(0.5f, cullmins, 0.5f, cullmaxs, cs->netcenter);
1374
1375         // if culling box has moved, update pvs cluster links
1376         if (!VectorCompare(cullmins, ent->priv.server->cullmins) || !VectorCompare(cullmaxs, ent->priv.server->cullmaxs))
1377         {
1378                 VectorCopy(cullmins, ent->priv.server->cullmins);
1379                 VectorCopy(cullmaxs, ent->priv.server->cullmaxs);
1380                 // a value of -1 for pvs_numclusters indicates that the links are not
1381                 // cached, and should be re-tested each time, this is the case if the
1382                 // culling box touches too many pvs clusters to store, or if the world
1383                 // model does not support FindBoxClusters
1384                 ent->priv.server->pvs_numclusters = -1;
1385                 if (sv.worldmodel && sv.worldmodel->brush.FindBoxClusters)
1386                 {
1387                         i = sv.worldmodel->brush.FindBoxClusters(sv.worldmodel, cullmins, cullmaxs, MAX_ENTITYCLUSTERS, ent->priv.server->pvs_clusterlist);
1388                         if (i <= MAX_ENTITYCLUSTERS)
1389                                 ent->priv.server->pvs_numclusters = i;
1390                 }
1391         }
1392
1393         // we need to do some csqc entity upkeep here
1394         // get self.SendFlags and clear them
1395         // (to let the QC know that they've been read)
1396         if (sendentity)
1397         {
1398                 sendflags = (unsigned int)PRVM_serveredictfloat(ent, SendFlags);
1399                 PRVM_serveredictfloat(ent, SendFlags) = 0;
1400                 // legacy self.Version system
1401                 if ((version = (unsigned int)PRVM_serveredictfloat(ent, Version)))
1402                 {
1403                         if (sv.csqcentityversion[enumber] != version)
1404                                 sendflags = 0xFFFFFF;
1405                         sv.csqcentityversion[enumber] = version;
1406                 }
1407                 // move sendflags into the per-client sendflags
1408                 if (sendflags)
1409                         for (i = 0;i < svs.maxclients;i++)
1410                                 svs.clients[i].csqcentitysendflags[enumber] |= sendflags;
1411                 // mark it as inactive for non-csqc networking
1412                 cs->active = ACTIVE_SHARED;
1413         }
1414
1415         return true;
1416 }
1417
1418 void SV_PrepareEntitiesForSending(void)
1419 {
1420         int e;
1421         prvm_edict_t *ent;
1422         // send all entities that touch the pvs
1423         sv.numsendentities = 0;
1424         sv.sendentitiesindex[0] = NULL;
1425         memset(sv.sendentitiesindex, 0, prog->num_edicts * sizeof(*sv.sendentitiesindex));
1426         for (e = 1, ent = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ent = PRVM_NEXT_EDICT(ent))
1427         {
1428                 if (!ent->priv.server->free && SV_PrepareEntityForSending(ent, sv.sendentities + sv.numsendentities, e))
1429                 {
1430                         sv.sendentitiesindex[e] = sv.sendentities + sv.numsendentities;
1431                         sv.numsendentities++;
1432                 }
1433         }
1434 }
1435
1436 #define MAX_LINEOFSIGHTTRACES 64
1437
1438 qboolean SV_CanSeeBox(int numtraces, vec_t enlarge, vec3_t eye, vec3_t entboxmins, vec3_t entboxmaxs)
1439 {
1440         float pitchsign;
1441         float alpha;
1442         float starttransformed[3], endtransformed[3];
1443         int blocked = 0;
1444         int traceindex;
1445         int originalnumtouchedicts;
1446         int numtouchedicts = 0;
1447         int touchindex;
1448         matrix4x4_t matrix, imatrix;
1449         dp_model_t *model;
1450         prvm_edict_t *touch;
1451         static prvm_edict_t *touchedicts[MAX_EDICTS];
1452         vec3_t boxmins, boxmaxs;
1453         vec3_t clipboxmins, clipboxmaxs;
1454         vec3_t endpoints[MAX_LINEOFSIGHTTRACES];
1455
1456         numtraces = min(numtraces, MAX_LINEOFSIGHTTRACES);
1457
1458         // expand the box a little
1459         boxmins[0] = (enlarge+1) * entboxmins[0] - enlarge * entboxmaxs[0];
1460         boxmaxs[0] = (enlarge+1) * entboxmaxs[0] - enlarge * entboxmins[0];
1461         boxmins[1] = (enlarge+1) * entboxmins[1] - enlarge * entboxmaxs[1];
1462         boxmaxs[1] = (enlarge+1) * entboxmaxs[1] - enlarge * entboxmins[1];
1463         boxmins[2] = (enlarge+1) * entboxmins[2] - enlarge * entboxmaxs[2];
1464         boxmaxs[2] = (enlarge+1) * entboxmaxs[2] - enlarge * entboxmins[2];
1465
1466         VectorMAM(0.5f, boxmins, 0.5f, boxmaxs, endpoints[0]);
1467         for (traceindex = 1;traceindex < numtraces;traceindex++)
1468                 VectorSet(endpoints[traceindex], lhrandom(boxmins[0], boxmaxs[0]), lhrandom(boxmins[1], boxmaxs[1]), lhrandom(boxmins[2], boxmaxs[2]));
1469
1470         // calculate sweep box for the entire swarm of traces
1471         VectorCopy(eye, clipboxmins);
1472         VectorCopy(eye, clipboxmaxs);
1473         for (traceindex = 0;traceindex < numtraces;traceindex++)
1474         {
1475                 clipboxmins[0] = min(clipboxmins[0], endpoints[traceindex][0]);
1476                 clipboxmins[1] = min(clipboxmins[1], endpoints[traceindex][1]);
1477                 clipboxmins[2] = min(clipboxmins[2], endpoints[traceindex][2]);
1478                 clipboxmaxs[0] = max(clipboxmaxs[0], endpoints[traceindex][0]);
1479                 clipboxmaxs[1] = max(clipboxmaxs[1], endpoints[traceindex][1]);
1480                 clipboxmaxs[2] = max(clipboxmaxs[2], endpoints[traceindex][2]);
1481         }
1482
1483         // get the list of entities in the sweep box
1484         if (sv_cullentities_trace_entityocclusion.integer)
1485                 numtouchedicts = World_EntitiesInBox(&sv.world, clipboxmins, clipboxmaxs, MAX_EDICTS, touchedicts);
1486         if (numtouchedicts > MAX_EDICTS)
1487         {
1488                 // this never happens
1489                 Con_Printf("SV_EntitiesInBox returned %i edicts, max was %i\n", numtouchedicts, MAX_EDICTS);
1490                 numtouchedicts = MAX_EDICTS;
1491         }
1492         // iterate the entities found in the sweep box and filter them
1493         originalnumtouchedicts = numtouchedicts;
1494         numtouchedicts = 0;
1495         for (touchindex = 0;touchindex < originalnumtouchedicts;touchindex++)
1496         {
1497                 touch = touchedicts[touchindex];
1498                 if (touch->fields.server->solid != SOLID_BSP)
1499                         continue;
1500                 model = SV_GetModelFromEdict(touch);
1501                 if (!model || !model->brush.TraceLineOfSight)
1502                         continue;
1503                 // skip obviously transparent entities
1504                 alpha = PRVM_serveredictfloat(touch, alpha);
1505                 if (alpha && alpha < 1)
1506                         continue;
1507                 if ((int)touch->fields.server->effects & EF_ADDITIVE)
1508                         continue;
1509                 touchedicts[numtouchedicts++] = touch;
1510         }
1511
1512         // now that we have a filtered list of "interesting" entities, fire each
1513         // ray against all of them, this gives us an early-out case when something
1514         // is visible (which it often is)
1515
1516         for (traceindex = 0;traceindex < numtraces;traceindex++)
1517         {
1518                 // check world occlusion
1519                 if (sv.worldmodel && sv.worldmodel->brush.TraceLineOfSight)
1520                         if (!sv.worldmodel->brush.TraceLineOfSight(sv.worldmodel, eye, endpoints[traceindex]))
1521                                 continue;
1522                 for (touchindex = 0;touchindex < numtouchedicts;touchindex++)
1523                 {
1524                         touch = touchedicts[touchindex];
1525                         model = SV_GetModelFromEdict(touch);
1526                         if(model && model->brush.TraceLineOfSight)
1527                         {
1528                                 // get the entity matrix
1529                                 pitchsign = SV_GetPitchSign(touch);
1530                                 Matrix4x4_CreateFromQuakeEntity(&matrix, touch->fields.server->origin[0], touch->fields.server->origin[1], touch->fields.server->origin[2], pitchsign * touch->fields.server->angles[0], touch->fields.server->angles[1], touch->fields.server->angles[2], 1);
1531                                 Matrix4x4_Invert_Simple(&imatrix, &matrix);
1532                                 // see if the ray hits this entity
1533                                 Matrix4x4_Transform(&imatrix, eye, starttransformed);
1534                                 Matrix4x4_Transform(&imatrix, endpoints[traceindex], endtransformed);
1535                                 if (!model->brush.TraceLineOfSight(model, starttransformed, endtransformed))
1536                                 {
1537                                         blocked++;
1538                                         break;
1539                                 }
1540                         }
1541                 }
1542                 // check if the ray was blocked
1543                 if (touchindex < numtouchedicts)
1544                         continue;
1545                 // return if the ray was not blocked
1546                 return true;
1547         }
1548
1549         // no rays survived
1550         return false;
1551 }
1552
1553 void SV_MarkWriteEntityStateToClient(entity_state_t *s)
1554 {
1555         int isbmodel;
1556         dp_model_t *model;
1557         prvm_edict_t *ed;
1558         if (sv.sententitiesconsideration[s->number] == sv.sententitiesmark)
1559                 return;
1560         sv.sententitiesconsideration[s->number] = sv.sententitiesmark;
1561         sv.writeentitiestoclient_stats_totalentities++;
1562
1563         if (s->customizeentityforclient)
1564         {
1565                 prog->globals.server->self = s->number;
1566                 prog->globals.server->other = sv.writeentitiestoclient_cliententitynumber;
1567                 PRVM_ExecuteProgram(s->customizeentityforclient, "customizeentityforclient: NULL function");
1568                 if(!PRVM_G_FLOAT(OFS_RETURN) || !SV_PrepareEntityForSending(PRVM_EDICT_NUM(s->number), s, s->number))
1569                         return;
1570         }
1571
1572         // never reject player
1573         if (s->number != sv.writeentitiestoclient_cliententitynumber)
1574         {
1575                 // check various rejection conditions
1576                 if (s->nodrawtoclient == sv.writeentitiestoclient_cliententitynumber)
1577                         return;
1578                 if (s->drawonlytoclient && s->drawonlytoclient != sv.writeentitiestoclient_cliententitynumber)
1579                         return;
1580                 if (s->effects & EF_NODRAW)
1581                         return;
1582                 // LordHavoc: only send entities with a model or important effects
1583                 if (!s->modelindex && s->specialvisibilityradius == 0)
1584                         return;
1585
1586                 isbmodel = (model = SV_GetModelByIndex(s->modelindex)) != NULL && model->name[0] == '*';
1587                 // viewmodels don't have visibility checking
1588                 if (s->viewmodelforclient)
1589                 {
1590                         if (s->viewmodelforclient != sv.writeentitiestoclient_cliententitynumber)
1591                                 return;
1592                 }
1593                 else if (s->tagentity)
1594                 {
1595                         // tag attached entities simply check their parent
1596                         if (!sv.sendentitiesindex[s->tagentity])
1597                                 return;
1598                         SV_MarkWriteEntityStateToClient(sv.sendentitiesindex[s->tagentity]);
1599                         if (sv.sententities[s->tagentity] != sv.sententitiesmark)
1600                                 return;
1601                 }
1602                 // always send world submodels in newer protocols because they don't
1603                 // generate much traffic (in old protocols they hog bandwidth)
1604                 // but only if sv_cullentities_nevercullbmodels is off
1605                 else if (!(s->effects & EF_NODEPTHTEST) && (!isbmodel || !sv_cullentities_nevercullbmodels.integer || sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE))
1606                 {
1607                         // entity has survived every check so far, check if visible
1608                         ed = PRVM_EDICT_NUM(s->number);
1609
1610                         // if not touching a visible leaf
1611                         if (sv_cullentities_pvs.integer && !r_novis.integer && sv.writeentitiestoclient_pvsbytes)
1612                         {
1613                                 if (ed->priv.server->pvs_numclusters < 0)
1614                                 {
1615                                         // entity too big for clusters list
1616                                         if (sv.worldmodel && sv.worldmodel->brush.BoxTouchingPVS && !sv.worldmodel->brush.BoxTouchingPVS(sv.worldmodel, sv.writeentitiestoclient_pvs, ed->priv.server->cullmins, ed->priv.server->cullmaxs))
1617                                         {
1618                                                 sv.writeentitiestoclient_stats_culled_pvs++;
1619                                                 return;
1620                                         }
1621                                 }
1622                                 else
1623                                 {
1624                                         int i;
1625                                         // check cached clusters list
1626                                         for (i = 0;i < ed->priv.server->pvs_numclusters;i++)
1627                                                 if (CHECKPVSBIT(sv.writeentitiestoclient_pvs, ed->priv.server->pvs_clusterlist[i]))
1628                                                         break;
1629                                         if (i == ed->priv.server->pvs_numclusters)
1630                                         {
1631                                                 sv.writeentitiestoclient_stats_culled_pvs++;
1632                                                 return;
1633                                         }
1634                                 }
1635                         }
1636
1637                         // or not seen by random tracelines
1638                         if (sv_cullentities_trace.integer && !isbmodel && sv.worldmodel->brush.TraceLineOfSight)
1639                         {
1640                                 int samples =
1641                                         s->number <= svs.maxclients
1642                                                 ? sv_cullentities_trace_samples_players.integer
1643                                                 :
1644                                         s->specialvisibilityradius
1645                                                 ? sv_cullentities_trace_samples_extra.integer
1646                                                 : sv_cullentities_trace_samples.integer;
1647                                 float enlarge = sv_cullentities_trace_enlarge.value;
1648
1649                                 if(samples > 0)
1650                                 {
1651                                         int eyeindex;
1652                                         for (eyeindex = 0;eyeindex < sv.writeentitiestoclient_numeyes;eyeindex++)
1653                                                 if(SV_CanSeeBox(samples, enlarge, sv.writeentitiestoclient_eyes[eyeindex], ed->priv.server->cullmins, ed->priv.server->cullmaxs))
1654                                                         break;
1655                                         if(eyeindex < sv.writeentitiestoclient_numeyes)
1656                                                 svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number] =
1657                                                         realtime + (
1658                                                                 s->number <= svs.maxclients
1659                                                                         ? sv_cullentities_trace_delay_players.value
1660                                                                         : sv_cullentities_trace_delay.value
1661                                                         );
1662                                         else if (realtime > svs.clients[sv.writeentitiestoclient_clientnumber].visibletime[s->number])
1663                                         {
1664                                                 sv.writeentitiestoclient_stats_culled_trace++;
1665                                                 return;
1666                                         }
1667                                 }
1668                         }
1669                 }
1670         }
1671
1672         // this just marks it for sending
1673         // FIXME: it would be more efficient to send here, but the entity
1674         // compressor isn't that flexible
1675         sv.writeentitiestoclient_stats_visibleentities++;
1676         sv.sententities[s->number] = sv.sententitiesmark;
1677 }
1678
1679 #if MAX_LEVELNETWORKEYES > 0
1680 #define MAX_EYE_RECURSION 1 // increase if recursion gets supported by portals
1681 void SV_AddCameraEyes(void)
1682 {
1683         int e, i, j, k;
1684         prvm_edict_t *ed;
1685         static int cameras[MAX_LEVELNETWORKEYES];
1686         static vec3_t camera_origins[MAX_LEVELNETWORKEYES];
1687         static int eye_levels[MAX_CLIENTNETWORKEYES];
1688         int n_cameras = 0;
1689         vec3_t mi, ma;
1690
1691         for(i = 0; i < sv.writeentitiestoclient_numeyes; ++i)
1692                 eye_levels[i] = 0;
1693
1694         // check line of sight to portal entities and add them to PVS
1695         for (e = 1, ed = PRVM_NEXT_EDICT(prog->edicts);e < prog->num_edicts;e++, ed = PRVM_NEXT_EDICT(ed))
1696         {
1697                 if (!ed->priv.server->free)
1698                 {
1699                         if(PRVM_serveredictfunction(ed, camera_transform))
1700                         {
1701                                 prog->globals.server->self = e;
1702                                 prog->globals.server->other = sv.writeentitiestoclient_cliententitynumber;
1703                                 VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_serverglobalvector(trace_endpos));
1704                                 VectorCopy(sv.writeentitiestoclient_eyes[0], PRVM_G_VECTOR(OFS_PARM0));
1705                                 VectorClear(PRVM_G_VECTOR(OFS_PARM1));
1706                                 PRVM_ExecuteProgram(PRVM_serveredictfunction(ed, camera_transform), "QC function e.camera_transform is missing");
1707                                 if(!VectorCompare(PRVM_serverglobalvector(trace_endpos), sv.writeentitiestoclient_eyes[0]))
1708                                 {
1709                                         VectorCopy(PRVM_serverglobalvector(trace_endpos), camera_origins[n_cameras]);
1710                                         cameras[n_cameras] = e;
1711                                         ++n_cameras;
1712                                         if(n_cameras >= MAX_LEVELNETWORKEYES)
1713                                                 break;
1714                                 }
1715                         }
1716                 }
1717         }
1718
1719         if(!n_cameras)
1720                 return;
1721
1722         // i is loop counter, is reset to 0 when an eye got added
1723         // j is camera index to check
1724         for(i = 0, j = 0; sv.writeentitiestoclient_numeyes < MAX_CLIENTNETWORKEYES && i < n_cameras; ++i, ++j, j %= n_cameras)
1725         {
1726                 if(!cameras[j])
1727                         continue;
1728                 ed = PRVM_EDICT_NUM(cameras[j]);
1729                 VectorAdd(ed->fields.server->origin, ed->fields.server->mins, mi);
1730                 VectorAdd(ed->fields.server->origin, ed->fields.server->maxs, ma);
1731                 for(k = 0; k < sv.writeentitiestoclient_numeyes; ++k)
1732                 if(eye_levels[k] <= MAX_EYE_RECURSION)
1733                 {
1734                         if(SV_CanSeeBox(sv_cullentities_trace_samples.integer, sv_cullentities_trace_enlarge.value, sv.writeentitiestoclient_eyes[k], mi, ma))
1735                         {
1736                                 eye_levels[sv.writeentitiestoclient_numeyes] = eye_levels[k] + 1;
1737                                 VectorCopy(camera_origins[j], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1738                                 // Con_Printf("added eye %d: %f %f %f because we can see %f %f %f .. %f %f %f from eye %d\n", j, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][0], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][1], sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes][2], mi[0], mi[1], mi[2], ma[0], ma[1], ma[2], k);
1739                                 sv.writeentitiestoclient_numeyes++;
1740                                 cameras[j] = 0;
1741                                 i = 0;
1742                                 break;
1743                         }
1744                 }
1745         }
1746 }
1747 #else
1748 void SV_AddCameraEyes(void)
1749 {
1750 }
1751 #endif
1752
1753 void SV_WriteEntitiesToClient(client_t *client, prvm_edict_t *clent, sizebuf_t *msg, int maxsize)
1754 {
1755         qboolean need_empty = false;
1756         int i, numsendstates, numcsqcsendstates;
1757         entity_state_t *s;
1758         prvm_edict_t *camera;
1759         qboolean success;
1760         vec3_t eye;
1761
1762         // if there isn't enough space to accomplish anything, skip it
1763         if (msg->cursize + 25 > maxsize)
1764                 return;
1765
1766         sv.writeentitiestoclient_msg = msg;
1767         sv.writeentitiestoclient_clientnumber = client - svs.clients;
1768
1769         sv.writeentitiestoclient_stats_culled_pvs = 0;
1770         sv.writeentitiestoclient_stats_culled_trace = 0;
1771         sv.writeentitiestoclient_stats_visibleentities = 0;
1772         sv.writeentitiestoclient_stats_totalentities = 0;
1773         sv.writeentitiestoclient_numeyes = 0;
1774
1775         // get eye location
1776         sv.writeentitiestoclient_cliententitynumber = PRVM_EDICT_TO_PROG(clent); // LordHavoc: for comparison purposes
1777         camera = PRVM_EDICT_NUM( client->clientcamera );
1778         VectorAdd(camera->fields.server->origin, clent->fields.server->view_ofs, eye);
1779         sv.writeentitiestoclient_pvsbytes = 0;
1780         // get the PVS values for the eye location, later FatPVS calls will merge
1781         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
1782                 sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, eye, 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0);
1783
1784         // add the eye to a list for SV_CanSeeBox tests
1785         VectorCopy(eye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1786         sv.writeentitiestoclient_numeyes++;
1787
1788         // calculate predicted eye origin for SV_CanSeeBox tests
1789         if (sv_cullentities_trace_prediction.integer)
1790         {
1791                 vec_t predtime = bound(0, host_client->ping, sv_cullentities_trace_prediction_time.value);
1792                 vec3_t predeye;
1793                 VectorMA(eye, predtime, camera->fields.server->velocity, predeye);
1794                 if (SV_CanSeeBox(1, 0, eye, predeye, predeye))
1795                 {
1796                         VectorCopy(predeye, sv.writeentitiestoclient_eyes[sv.writeentitiestoclient_numeyes]);
1797                         sv.writeentitiestoclient_numeyes++;
1798                 }
1799                 //if (!sv.writeentitiestoclient_useprediction)
1800                 //      Con_DPrintf("Trying to walk into solid in a pingtime... not predicting for culling\n");
1801         }
1802
1803         SV_AddCameraEyes();
1804
1805         // build PVS from the new eyes
1806         if (sv.worldmodel && sv.worldmodel->brush.FatPVS)
1807                 for(i = 1; i < sv.writeentitiestoclient_numeyes; ++i)
1808                         sv.writeentitiestoclient_pvsbytes = sv.worldmodel->brush.FatPVS(sv.worldmodel, sv.writeentitiestoclient_eyes[i], 8, sv.writeentitiestoclient_pvs, sizeof(sv.writeentitiestoclient_pvs), sv.writeentitiestoclient_pvsbytes != 0);
1809
1810         sv.sententitiesmark++;
1811
1812         for (i = 0;i < sv.numsendentities;i++)
1813                 SV_MarkWriteEntityStateToClient(sv.sendentities + i);
1814
1815         numsendstates = 0;
1816         numcsqcsendstates = 0;
1817         for (i = 0;i < sv.numsendentities;i++)
1818         {
1819                 s = &sv.sendentities[i];
1820                 if (sv.sententities[s->number] == sv.sententitiesmark)
1821                 {
1822                         if(s->active == ACTIVE_NETWORK)
1823                         {
1824                                 if (s->exteriormodelforclient)
1825                                 {
1826                                         if (s->exteriormodelforclient == sv.writeentitiestoclient_cliententitynumber)
1827                                                 s->flags |= RENDER_EXTERIORMODEL;
1828                                         else
1829                                                 s->flags &= ~RENDER_EXTERIORMODEL;
1830                                 }
1831                                 sv.writeentitiestoclient_sendstates[numsendstates++] = s;
1832                         }
1833                         else if(sv.sendentities[i].active == ACTIVE_SHARED)
1834                                 sv.writeentitiestoclient_csqcsendstates[numcsqcsendstates++] = s->number;
1835                         else
1836                                 Con_Printf("entity %d is in sv.sendentities and marked, but not active, please breakpoint me\n", s->number);
1837                 }
1838         }
1839
1840         if (sv_cullentities_stats.integer)
1841                 Con_Printf("client \"%s\" entities: %d total, %d visible, %d culled by: %d pvs %d trace\n", client->name, sv.writeentitiestoclient_stats_totalentities, sv.writeentitiestoclient_stats_visibleentities, sv.writeentitiestoclient_stats_culled_pvs + sv.writeentitiestoclient_stats_culled_trace, sv.writeentitiestoclient_stats_culled_pvs, sv.writeentitiestoclient_stats_culled_trace);
1842
1843         if(client->entitydatabase5)
1844                 need_empty = EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, client->entitydatabase5->latestframenum + 1);
1845         else
1846                 EntityFrameCSQC_WriteFrame(msg, maxsize, numcsqcsendstates, sv.writeentitiestoclient_csqcsendstates, 0);
1847
1848         if(client->num_skippedentityframes >= 10)
1849                 need_empty = true; // force every 10th frame to be not empty (or cl_movement replay takes too long)
1850
1851         if (client->entitydatabase5)
1852                 success = EntityFrame5_WriteFrame(msg, maxsize, client->entitydatabase5, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1, client->movesequence, need_empty);
1853         else if (client->entitydatabase4)
1854         {
1855                 success = EntityFrame4_WriteFrame(msg, maxsize, client->entitydatabase4, numsendstates, sv.writeentitiestoclient_sendstates);
1856                 Protocol_WriteStatsReliable();
1857         }
1858         else if (client->entitydatabase)
1859         {
1860                 success = EntityFrame_WriteFrame(msg, maxsize, client->entitydatabase, numsendstates, sv.writeentitiestoclient_sendstates, client - svs.clients + 1);
1861                 Protocol_WriteStatsReliable();
1862         }
1863         else
1864         {
1865                 success = EntityFrameQuake_WriteFrame(msg, maxsize, numsendstates, sv.writeentitiestoclient_sendstates);
1866                 Protocol_WriteStatsReliable();
1867         }
1868
1869         if(success)
1870                 client->num_skippedentityframes = 0;
1871         else
1872                 ++client->num_skippedentityframes;
1873 }
1874
1875 /*
1876 =============
1877 SV_CleanupEnts
1878
1879 =============
1880 */
1881 static void SV_CleanupEnts (void)
1882 {
1883         int             e;
1884         prvm_edict_t    *ent;
1885
1886         ent = PRVM_NEXT_EDICT(prog->edicts);
1887         for (e=1 ; e<prog->num_edicts ; e++, ent = PRVM_NEXT_EDICT(ent))
1888                 ent->fields.server->effects = (int)ent->fields.server->effects & ~EF_MUZZLEFLASH;
1889 }
1890
1891 /*
1892 ==================
1893 SV_WriteClientdataToMessage
1894
1895 ==================
1896 */
1897 void SV_WriteClientdataToMessage (client_t *client, prvm_edict_t *ent, sizebuf_t *msg, int *stats)
1898 {
1899         int             bits;
1900         int             i;
1901         prvm_edict_t    *other;
1902         int             items;
1903         vec3_t  punchvector;
1904         int             viewzoom;
1905         const char *s;
1906         float   *statsf = (float *)stats;
1907         float gravity;
1908
1909 //
1910 // send a damage message
1911 //
1912         if (ent->fields.server->dmg_take || ent->fields.server->dmg_save)
1913         {
1914                 other = PRVM_PROG_TO_EDICT(ent->fields.server->dmg_inflictor);
1915                 MSG_WriteByte (msg, svc_damage);
1916                 MSG_WriteByte (msg, (int)ent->fields.server->dmg_save);
1917                 MSG_WriteByte (msg, (int)ent->fields.server->dmg_take);
1918                 for (i=0 ; i<3 ; i++)
1919                         MSG_WriteCoord (msg, other->fields.server->origin[i] + 0.5*(other->fields.server->mins[i] + other->fields.server->maxs[i]), sv.protocol);
1920
1921                 ent->fields.server->dmg_take = 0;
1922                 ent->fields.server->dmg_save = 0;
1923         }
1924
1925 //
1926 // send the current viewpos offset from the view entity
1927 //
1928         SV_SetIdealPitch ();            // how much to look up / down ideally
1929
1930 // a fixangle might get lost in a dropped packet.  Oh well.
1931         if(ent->fields.server->fixangle)
1932         {
1933                 // angle fixing was requested by global thinking code...
1934                 // so store the current angles for later use
1935                 memcpy(host_client->fixangle_angles, ent->fields.server->angles, sizeof(host_client->fixangle_angles));
1936                 host_client->fixangle_angles_set = TRUE;
1937
1938                 // and clear fixangle for the next frame
1939                 ent->fields.server->fixangle = 0;
1940         }
1941
1942         if (host_client->fixangle_angles_set)
1943         {
1944                 MSG_WriteByte (msg, svc_setangle);
1945                 for (i=0 ; i < 3 ; i++)
1946                         MSG_WriteAngle (msg, host_client->fixangle_angles[i], sv.protocol);
1947                 host_client->fixangle_angles_set = FALSE;
1948         }
1949
1950         // stuff the sigil bits into the high bits of items for sbar, or else
1951         // mix in items2
1952         if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE)
1953                 items = (int)ent->fields.server->items | ((int)PRVM_serveredictfloat(ent, items2) << 23);
1954         else
1955                 items = (int)ent->fields.server->items | ((int)prog->globals.server->serverflags << 28);
1956
1957         VectorCopy(PRVM_serveredictvector(ent, punchvector), punchvector);
1958
1959         // cache weapon model name and index in client struct to save time
1960         // (this search can be almost 1% of cpu time!)
1961         s = PRVM_GetString(ent->fields.server->weaponmodel);
1962         if (strcmp(s, client->weaponmodel))
1963         {
1964                 strlcpy(client->weaponmodel, s, sizeof(client->weaponmodel));
1965                 client->weaponmodelindex = SV_ModelIndex(s, 1);
1966         }
1967
1968         viewzoom = (int)(PRVM_serveredictfloat(ent, viewzoom) * 255.0f);
1969         if (viewzoom == 0)
1970                 viewzoom = 255;
1971
1972         bits = 0;
1973
1974         if ((int)ent->fields.server->flags & FL_ONGROUND)
1975                 bits |= SU_ONGROUND;
1976         if (ent->fields.server->waterlevel >= 2)
1977                 bits |= SU_INWATER;
1978         if (ent->fields.server->idealpitch)
1979                 bits |= SU_IDEALPITCH;
1980
1981         for (i=0 ; i<3 ; i++)
1982         {
1983                 if (ent->fields.server->punchangle[i])
1984                         bits |= (SU_PUNCH1<<i);
1985                 if (sv.protocol != PROTOCOL_QUAKE && sv.protocol != PROTOCOL_QUAKEDP && sv.protocol != PROTOCOL_NEHAHRAMOVIE && sv.protocol != PROTOCOL_NEHAHRABJP && sv.protocol != PROTOCOL_NEHAHRABJP2 && sv.protocol != PROTOCOL_NEHAHRABJP3)
1986                         if (punchvector[i])
1987                                 bits |= (SU_PUNCHVEC1<<i);
1988                 if (ent->fields.server->velocity[i])
1989                         bits |= (SU_VELOCITY1<<i);
1990         }
1991
1992         gravity = PRVM_serveredictfloat(ent, gravity);if (!gravity) gravity = 1.0f;
1993
1994         memset(stats, 0, sizeof(int[MAX_CL_STATS]));
1995         stats[STAT_VIEWHEIGHT] = (int)ent->fields.server->view_ofs[2];
1996         stats[STAT_ITEMS] = items;
1997         stats[STAT_WEAPONFRAME] = (int)ent->fields.server->weaponframe;
1998         stats[STAT_ARMOR] = (int)ent->fields.server->armorvalue;
1999         stats[STAT_WEAPON] = client->weaponmodelindex;
2000         stats[STAT_HEALTH] = (int)ent->fields.server->health;
2001         stats[STAT_AMMO] = (int)ent->fields.server->currentammo;
2002         stats[STAT_SHELLS] = (int)ent->fields.server->ammo_shells;
2003         stats[STAT_NAILS] = (int)ent->fields.server->ammo_nails;
2004         stats[STAT_ROCKETS] = (int)ent->fields.server->ammo_rockets;
2005         stats[STAT_CELLS] = (int)ent->fields.server->ammo_cells;
2006         stats[STAT_ACTIVEWEAPON] = (int)ent->fields.server->weapon;
2007         stats[STAT_VIEWZOOM] = viewzoom;
2008         stats[STAT_TOTALSECRETS] = (int)prog->globals.server->total_secrets;
2009         stats[STAT_TOTALMONSTERS] = (int)prog->globals.server->total_monsters;
2010         // the QC bumps these itself by sending svc_'s, so we have to keep them
2011         // zero or they'll be corrected by the engine
2012         //stats[STAT_SECRETS] = prog->globals.server->found_secrets;
2013         //stats[STAT_MONSTERS] = prog->globals.server->killed_monsters;
2014
2015         // movement settings for prediction
2016         // note: these are not sent in protocols with lower MAX_CL_STATS limits
2017         stats[STAT_MOVEFLAGS] = MOVEFLAG_VALID
2018                 | (sv_gameplayfix_q2airaccelerate.integer ? MOVEFLAG_Q2AIRACCELERATE : 0)
2019                 | (sv_gameplayfix_nogravityonground.integer ? MOVEFLAG_NOGRAVITYONGROUND : 0)
2020                 | (sv_gameplayfix_gravityunaffectedbyticrate.integer ? MOVEFLAG_GRAVITYUNAFFECTEDBYTICRATE : 0)
2021         ;
2022         statsf[STAT_MOVEVARS_TICRATE] = sys_ticrate.value;
2023         statsf[STAT_MOVEVARS_TIMESCALE] = slowmo.value;
2024         statsf[STAT_MOVEVARS_GRAVITY] = sv_gravity.value;
2025         statsf[STAT_MOVEVARS_STOPSPEED] = sv_stopspeed.value;
2026         statsf[STAT_MOVEVARS_MAXSPEED] = sv_maxspeed.value;
2027         statsf[STAT_MOVEVARS_SPECTATORMAXSPEED] = sv_maxspeed.value; // FIXME: QW has a separate cvar for this
2028         statsf[STAT_MOVEVARS_ACCELERATE] = sv_accelerate.value;
2029         statsf[STAT_MOVEVARS_AIRACCELERATE] = sv_airaccelerate.value >= 0 ? sv_airaccelerate.value : sv_accelerate.value;
2030         statsf[STAT_MOVEVARS_WATERACCELERATE] = sv_wateraccelerate.value >= 0 ? sv_wateraccelerate.value : sv_accelerate.value;
2031         statsf[STAT_MOVEVARS_ENTGRAVITY] = gravity;
2032         statsf[STAT_MOVEVARS_JUMPVELOCITY] = sv_jumpvelocity.value;
2033         statsf[STAT_MOVEVARS_EDGEFRICTION] = sv_edgefriction.value;
2034         statsf[STAT_MOVEVARS_MAXAIRSPEED] = sv_maxairspeed.value;
2035         statsf[STAT_MOVEVARS_STEPHEIGHT] = sv_stepheight.value;
2036         statsf[STAT_MOVEVARS_AIRACCEL_QW] = sv_airaccel_qw.value;
2037         statsf[STAT_MOVEVARS_AIRACCEL_SIDEWAYS_FRICTION] = sv_airaccel_sideways_friction.value;
2038         statsf[STAT_MOVEVARS_FRICTION] = sv_friction.value;
2039         statsf[STAT_MOVEVARS_WATERFRICTION] = sv_waterfriction.value >= 0 ? sv_waterfriction.value : sv_friction.value;
2040         statsf[STAT_MOVEVARS_AIRSTOPACCELERATE] = sv_airstopaccelerate.value;
2041         statsf[STAT_MOVEVARS_AIRSTRAFEACCELERATE] = sv_airstrafeaccelerate.value;
2042         statsf[STAT_MOVEVARS_MAXAIRSTRAFESPEED] = sv_maxairstrafespeed.value;
2043         statsf[STAT_MOVEVARS_AIRSTRAFEACCEL_QW] = sv_airstrafeaccel_qw.value;
2044         statsf[STAT_MOVEVARS_AIRCONTROL] = sv_aircontrol.value;
2045         statsf[STAT_MOVEVARS_AIRCONTROL_POWER] = sv_aircontrol_power.value;
2046         statsf[STAT_MOVEVARS_AIRCONTROL_PENALTY] = sv_aircontrol_penalty.value;
2047         statsf[STAT_MOVEVARS_WARSOWBUNNY_AIRFORWARDACCEL] = sv_warsowbunny_airforwardaccel.value;
2048         statsf[STAT_MOVEVARS_WARSOWBUNNY_ACCEL] = sv_warsowbunny_accel.value;
2049         statsf[STAT_MOVEVARS_WARSOWBUNNY_TOPSPEED] = sv_warsowbunny_topspeed.value;
2050         statsf[STAT_MOVEVARS_WARSOWBUNNY_TURNACCEL] = sv_warsowbunny_turnaccel.value;
2051         statsf[STAT_MOVEVARS_WARSOWBUNNY_BACKTOSIDERATIO] = sv_warsowbunny_backtosideratio.value;
2052         statsf[STAT_MOVEVARS_AIRSPEEDLIMIT_NONQW] = sv_airspeedlimit_nonqw.value;
2053         statsf[STAT_FRAGLIMIT] = fraglimit.value;
2054         statsf[STAT_TIMELIMIT] = timelimit.value;
2055
2056         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
2057         {
2058                 if (stats[STAT_VIEWHEIGHT] != DEFAULT_VIEWHEIGHT) bits |= SU_VIEWHEIGHT;
2059                 bits |= SU_ITEMS;
2060                 if (stats[STAT_WEAPONFRAME]) bits |= SU_WEAPONFRAME;
2061                 if (stats[STAT_ARMOR]) bits |= SU_ARMOR;
2062                 bits |= SU_WEAPON;
2063                 // FIXME: which protocols support this?  does PROTOCOL_DARKPLACES3 support viewzoom?
2064                 if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5)
2065                         if (viewzoom != 255)
2066                                 bits |= SU_VIEWZOOM;
2067         }
2068
2069         if (bits >= 65536)
2070                 bits |= SU_EXTEND1;
2071         if (bits >= 16777216)
2072                 bits |= SU_EXTEND2;
2073
2074         // send the data
2075         MSG_WriteByte (msg, svc_clientdata);
2076         MSG_WriteShort (msg, bits);
2077         if (bits & SU_EXTEND1)
2078                 MSG_WriteByte(msg, bits >> 16);
2079         if (bits & SU_EXTEND2)
2080                 MSG_WriteByte(msg, bits >> 24);
2081
2082         if (bits & SU_VIEWHEIGHT)
2083                 MSG_WriteChar (msg, stats[STAT_VIEWHEIGHT]);
2084
2085         if (bits & SU_IDEALPITCH)
2086                 MSG_WriteChar (msg, (int)ent->fields.server->idealpitch);
2087
2088         for (i=0 ; i<3 ; i++)
2089         {
2090                 if (bits & (SU_PUNCH1<<i))
2091                 {
2092                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2093                                 MSG_WriteChar(msg, (int)ent->fields.server->punchangle[i]);
2094                         else
2095                                 MSG_WriteAngle16i(msg, ent->fields.server->punchangle[i]);
2096                 }
2097                 if (bits & (SU_PUNCHVEC1<<i))
2098                 {
2099                         if (sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2100                                 MSG_WriteCoord16i(msg, punchvector[i]);
2101                         else
2102                                 MSG_WriteCoord32f(msg, punchvector[i]);
2103                 }
2104                 if (bits & (SU_VELOCITY1<<i))
2105                 {
2106                         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2107                                 MSG_WriteChar(msg, (int)(ent->fields.server->velocity[i] * (1.0f / 16.0f)));
2108                         else
2109                                 MSG_WriteCoord32f(msg, ent->fields.server->velocity[i]);
2110                 }
2111         }
2112
2113         if (bits & SU_ITEMS)
2114                 MSG_WriteLong (msg, stats[STAT_ITEMS]);
2115
2116         if (sv.protocol == PROTOCOL_DARKPLACES5)
2117         {
2118                 if (bits & SU_WEAPONFRAME)
2119                         MSG_WriteShort (msg, stats[STAT_WEAPONFRAME]);
2120                 if (bits & SU_ARMOR)
2121                         MSG_WriteShort (msg, stats[STAT_ARMOR]);
2122                 if (bits & SU_WEAPON)
2123                         MSG_WriteShort (msg, stats[STAT_WEAPON]);
2124                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
2125                 MSG_WriteShort (msg, stats[STAT_AMMO]);
2126                 MSG_WriteShort (msg, stats[STAT_SHELLS]);
2127                 MSG_WriteShort (msg, stats[STAT_NAILS]);
2128                 MSG_WriteShort (msg, stats[STAT_ROCKETS]);
2129                 MSG_WriteShort (msg, stats[STAT_CELLS]);
2130                 MSG_WriteShort (msg, stats[STAT_ACTIVEWEAPON]);
2131                 if (bits & SU_VIEWZOOM)
2132                         MSG_WriteShort (msg, bound(0, stats[STAT_VIEWZOOM], 65535));
2133         }
2134         else if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2135         {
2136                 if (bits & SU_WEAPONFRAME)
2137                         MSG_WriteByte (msg, stats[STAT_WEAPONFRAME]);
2138                 if (bits & SU_ARMOR)
2139                         MSG_WriteByte (msg, stats[STAT_ARMOR]);
2140                 if (bits & SU_WEAPON)
2141                 {
2142                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
2143                                 MSG_WriteShort (msg, stats[STAT_WEAPON]);
2144                         else
2145                                 MSG_WriteByte (msg, stats[STAT_WEAPON]);
2146                 }
2147                 MSG_WriteShort (msg, stats[STAT_HEALTH]);
2148                 MSG_WriteByte (msg, stats[STAT_AMMO]);
2149                 MSG_WriteByte (msg, stats[STAT_SHELLS]);
2150                 MSG_WriteByte (msg, stats[STAT_NAILS]);
2151                 MSG_WriteByte (msg, stats[STAT_ROCKETS]);
2152                 MSG_WriteByte (msg, stats[STAT_CELLS]);
2153                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_NEXUIZ)
2154                 {
2155                         for (i = 0;i < 32;i++)
2156                                 if (stats[STAT_ACTIVEWEAPON] & (1<<i))
2157                                         break;
2158                         MSG_WriteByte (msg, i);
2159                 }
2160                 else
2161                         MSG_WriteByte (msg, stats[STAT_ACTIVEWEAPON]);
2162                 if (bits & SU_VIEWZOOM)
2163                 {
2164                         if (sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4)
2165                                 MSG_WriteByte (msg, bound(0, stats[STAT_VIEWZOOM], 255));
2166                         else
2167                                 MSG_WriteShort (msg, bound(0, stats[STAT_VIEWZOOM], 65535));
2168                 }
2169         }
2170 }
2171
2172 void SV_FlushBroadcastMessages(void)
2173 {
2174         int i;
2175         client_t *client;
2176         if (sv.datagram.cursize <= 0)
2177                 return;
2178         for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
2179         {
2180                 if (!client->spawned || !client->netconnection || client->unreliablemsg.cursize + sv.datagram.cursize > client->unreliablemsg.maxsize || client->unreliablemsg_splitpoints >= (int)(sizeof(client->unreliablemsg_splitpoint)/sizeof(client->unreliablemsg_splitpoint[0])))
2181                         continue;
2182                 SZ_Write(&client->unreliablemsg, sv.datagram.data, sv.datagram.cursize);
2183                 client->unreliablemsg_splitpoint[client->unreliablemsg_splitpoints++] = client->unreliablemsg.cursize;
2184         }
2185         SZ_Clear(&sv.datagram);
2186 }
2187
2188 static void SV_WriteUnreliableMessages(client_t *client, sizebuf_t *msg, int maxsize, int maxsize2)
2189 {
2190         // scan the splitpoints to find out how many we can fit in
2191         int numsegments, j, split;
2192         if (!client->unreliablemsg_splitpoints)
2193                 return;
2194         // always accept the first one if it's within 1024 bytes, this ensures
2195         // that very big datagrams which are over the rate limit still get
2196         // through, just to keep it working
2197         for (numsegments = 1;numsegments < client->unreliablemsg_splitpoints;numsegments++)
2198                 if (msg->cursize + client->unreliablemsg_splitpoint[numsegments] > maxsize)
2199                         break;
2200         // the first segment gets an exemption from the rate limiting, otherwise
2201         // it could get dropped consistently due to a low rate limit
2202         if (numsegments == 1)
2203                 maxsize = maxsize2;
2204         // some will fit, so add the ones that will fit
2205         split = client->unreliablemsg_splitpoint[numsegments-1];
2206         // note this discards ones that were accepted by the segments scan but
2207         // can not fit, such as a really huge first one that will never ever
2208         // fit in a packet...
2209         if (msg->cursize + split <= maxsize)
2210                 SZ_Write(msg, client->unreliablemsg.data, split);
2211         // remove the part we sent, keeping any remaining data
2212         client->unreliablemsg.cursize -= split;
2213         if (client->unreliablemsg.cursize > 0)
2214                 memmove(client->unreliablemsg.data, client->unreliablemsg.data + split, client->unreliablemsg.cursize);
2215         // adjust remaining splitpoints
2216         client->unreliablemsg_splitpoints -= numsegments;
2217         for (j = 0;j < client->unreliablemsg_splitpoints;j++)
2218                 client->unreliablemsg_splitpoint[j] = client->unreliablemsg_splitpoint[numsegments + j] - split;
2219 }
2220
2221 /*
2222 =======================
2223 SV_SendClientDatagram
2224 =======================
2225 */
2226 static void SV_SendClientDatagram (client_t *client)
2227 {
2228         int clientrate, maxrate, maxsize, maxsize2, downloadsize;
2229         sizebuf_t msg;
2230         int stats[MAX_CL_STATS];
2231         static unsigned char sv_sendclientdatagram_buf[NET_MAXMESSAGE];
2232
2233         // obey rate limit by limiting packet frequency if the packet size
2234         // limiting fails
2235         // (usually this is caused by reliable messages)
2236         if (!NetConn_CanSend(client->netconnection))
2237                 return;
2238
2239         // PROTOCOL_DARKPLACES5 and later support packet size limiting of updates
2240         maxrate = max(NET_MINRATE, sv_maxrate.integer);
2241         if (sv_maxrate.integer != maxrate)
2242                 Cvar_SetValueQuick(&sv_maxrate, maxrate);
2243
2244         // clientrate determines the 'cleartime' of a packet
2245         // (how long to wait before sending another, based on this packet's size)
2246         clientrate = bound(NET_MINRATE, client->rate, maxrate);
2247
2248         switch (sv.protocol)
2249         {
2250         case PROTOCOL_QUAKE:
2251         case PROTOCOL_QUAKEDP:
2252         case PROTOCOL_NEHAHRAMOVIE:
2253         case PROTOCOL_NEHAHRABJP:
2254         case PROTOCOL_NEHAHRABJP2:
2255         case PROTOCOL_NEHAHRABJP3:
2256         case PROTOCOL_QUAKEWORLD:
2257                 // no packet size limit support on Quake protocols because it just
2258                 // causes missing entities/effects
2259                 // packets are simply sent less often to obey the rate limit
2260                 maxsize = 1024;
2261                 maxsize2 = 1024;
2262                 break;
2263         case PROTOCOL_DARKPLACES1:
2264         case PROTOCOL_DARKPLACES2:
2265         case PROTOCOL_DARKPLACES3:
2266         case PROTOCOL_DARKPLACES4:
2267                 // no packet size limit support on DP1-4 protocols because they kick
2268                 // the client off if they overflow, and miss effects
2269                 // packets are simply sent less often to obey the rate limit
2270                 maxsize = sizeof(sv_sendclientdatagram_buf);
2271                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
2272                 break;
2273         default:
2274                 // DP5 and later protocols support packet size limiting which is a
2275                 // better method than limiting packet frequency as QW does
2276                 //
2277                 // at very low rates (or very small sys_ticrate) the packet size is
2278                 // not reduced below 128, but packets may be sent less often
2279                 maxsize = (int)(clientrate * sys_ticrate.value);
2280                 maxsize = bound(128, maxsize, 1400);
2281                 maxsize2 = 1400;
2282                 // csqc entities can easily exceed 128 bytes, so disable throttling in
2283                 // mods that use csqc (they are likely to use less bandwidth anyway)
2284                 if (sv.csqc_progsize > 0)
2285                         maxsize = maxsize2;
2286                 break;
2287         }
2288
2289         if (LHNETADDRESS_GetAddressType(&host_client->netconnection->peeraddress) == LHNETADDRESSTYPE_LOOP && !sv_ratelimitlocalplayer.integer)
2290         {
2291                 // for good singleplayer, send huge packets
2292                 maxsize = sizeof(sv_sendclientdatagram_buf);
2293                 maxsize2 = sizeof(sv_sendclientdatagram_buf);
2294                 // never limit frequency in singleplayer
2295                 clientrate = 1000000000;
2296         }
2297
2298         // while downloading, limit entity updates to half the packet
2299         // (any leftover space will be used for downloading)
2300         if (host_client->download_file)
2301                 maxsize /= 2;
2302
2303         msg.data = sv_sendclientdatagram_buf;
2304         msg.maxsize = sizeof(sv_sendclientdatagram_buf);
2305         msg.cursize = 0;
2306         msg.allowoverflow = false;
2307
2308         if (host_client->spawned)
2309         {
2310                 // the player is in the game
2311                 MSG_WriteByte (&msg, svc_time);
2312                 MSG_WriteFloat (&msg, sv.time);
2313
2314                 // add the client specific data to the datagram
2315                 SV_WriteClientdataToMessage (client, client->edict, &msg, stats);
2316                 // now update the stats[] array using any registered custom fields
2317                 VM_SV_UpdateCustomStats (client, client->edict, &msg, stats);
2318                 // set host_client->statsdeltabits
2319                 Protocol_UpdateClientStats (stats);
2320
2321                 // add as many queued unreliable messages (effects) as we can fit
2322                 // limit effects to half of the remaining space
2323                 if (client->unreliablemsg.cursize)
2324                         SV_WriteUnreliableMessages (client, &msg, maxsize/2, maxsize2);
2325
2326                 // now write as many entities as we can fit, and also sends stats
2327                 SV_WriteEntitiesToClient (client, client->edict, &msg, maxsize);
2328         }
2329         else if (realtime > client->keepalivetime)
2330         {
2331                 // the player isn't totally in the game yet
2332                 // send small keepalive messages if too much time has passed
2333                 // (may also be sending downloads)
2334                 client->keepalivetime = realtime + 5;
2335                 MSG_WriteChar (&msg, svc_nop);
2336         }
2337
2338         // if a download is active, see if there is room to fit some download data
2339         // in this packet
2340         downloadsize = min(maxsize*2,maxsize2) - msg.cursize - 7;
2341         if (host_client->download_file && host_client->download_started && downloadsize > 0)
2342         {
2343                 fs_offset_t downloadstart;
2344                 unsigned char data[1400];
2345                 downloadstart = FS_Tell(host_client->download_file);
2346                 downloadsize = min(downloadsize, (int)sizeof(data));
2347                 downloadsize = FS_Read(host_client->download_file, data, downloadsize);
2348                 // note this sends empty messages if at the end of the file, which is
2349                 // necessary to keep the packet loss logic working
2350                 // (the last blocks may be lost and need to be re-sent, and that will
2351                 //  only occur if the client acks the empty end messages, revealing
2352                 //  a gap in the download progress, causing the last blocks to be
2353                 //  sent again)
2354                 MSG_WriteChar (&msg, svc_downloaddata);
2355                 MSG_WriteLong (&msg, downloadstart);
2356                 MSG_WriteShort (&msg, downloadsize);
2357                 if (downloadsize > 0)
2358                         SZ_Write (&msg, data, downloadsize);
2359         }
2360
2361         // reliable only if none is in progress
2362         if(client->sendsignon != 2 && !client->netconnection->sendMessageLength)
2363                 SV_WriteDemoMessage(client, &(client->netconnection->message), false);
2364         // unreliable
2365         SV_WriteDemoMessage(client, &msg, false);
2366
2367 // send the datagram
2368         NetConn_SendUnreliableMessage (client->netconnection, &msg, sv.protocol, clientrate, client->sendsignon == 2);
2369         if (client->sendsignon == 1 && !client->netconnection->message.cursize)
2370                 client->sendsignon = 2; // prevent reliable until client sends prespawn (this is the keepalive phase)
2371 }
2372
2373 /*
2374 =======================
2375 SV_UpdateToReliableMessages
2376 =======================
2377 */
2378 static void SV_UpdateToReliableMessages (void)
2379 {
2380         int i, j;
2381         client_t *client;
2382         const char *name;
2383         const char *model;
2384         const char *skin;
2385         int clientcamera;
2386
2387 // check for changes to be sent over the reliable streams
2388         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2389         {
2390                 // update the host_client fields we care about according to the entity fields
2391                 host_client->edict = PRVM_EDICT_NUM(i+1);
2392
2393                 // DP_SV_CLIENTNAME
2394                 name = PRVM_GetString(host_client->edict->fields.server->netname);
2395                 if (name == NULL)
2396                         name = "";
2397                 // always point the string back at host_client->name to keep it safe
2398                 strlcpy (host_client->name, name, sizeof (host_client->name));
2399                 host_client->edict->fields.server->netname = PRVM_SetEngineString(host_client->name);
2400                 if (strcmp(host_client->old_name, host_client->name))
2401                 {
2402                         if (host_client->spawned)
2403                                 SV_BroadcastPrintf("%s ^7changed name to %s\n", host_client->old_name, host_client->name);
2404                         strlcpy(host_client->old_name, host_client->name, sizeof(host_client->old_name));
2405                         // send notification to all clients
2406                         MSG_WriteByte (&sv.reliable_datagram, svc_updatename);
2407                         MSG_WriteByte (&sv.reliable_datagram, i);
2408                         MSG_WriteString (&sv.reliable_datagram, host_client->name);
2409                         SV_WriteNetnameIntoDemo(host_client);
2410                 }
2411
2412                 // DP_SV_CLIENTCOLORS
2413                 host_client->colors = (int)PRVM_serveredictfloat(host_client->edict, clientcolors);
2414                 if (host_client->old_colors != host_client->colors)
2415                 {
2416                         host_client->old_colors = host_client->colors;
2417                         // send notification to all clients
2418                         MSG_WriteByte (&sv.reliable_datagram, svc_updatecolors);
2419                         MSG_WriteByte (&sv.reliable_datagram, i);
2420                         MSG_WriteByte (&sv.reliable_datagram, host_client->colors);
2421                 }
2422
2423                 // NEXUIZ_PLAYERMODEL
2424                 model = PRVM_GetString(PRVM_serveredictstring(host_client->edict, playermodel));
2425                 if (model == NULL)
2426                         model = "";
2427                 // always point the string back at host_client->name to keep it safe
2428                 strlcpy (host_client->playermodel, model, sizeof (host_client->playermodel));
2429                 PRVM_serveredictstring(host_client->edict, playermodel) = PRVM_SetEngineString(host_client->playermodel);
2430
2431                 // NEXUIZ_PLAYERSKIN
2432                 skin = PRVM_GetString(PRVM_serveredictstring(host_client->edict, playerskin));
2433                 if (skin == NULL)
2434                         skin = "";
2435                 // always point the string back at host_client->name to keep it safe
2436                 strlcpy (host_client->playerskin, skin, sizeof (host_client->playerskin));
2437                 PRVM_serveredictstring(host_client->edict, playerskin) = PRVM_SetEngineString(host_client->playerskin);
2438
2439                 // TODO: add an extension name for this [1/17/2008 Black]
2440                 clientcamera = PRVM_serveredictedict(host_client->edict, clientcamera);
2441                 if (clientcamera > 0)
2442                 {
2443                         int oldclientcamera = host_client->clientcamera;
2444                         if (clientcamera >= prog->max_edicts || PRVM_EDICT_NUM(clientcamera)->priv.required->free)
2445                                 clientcamera = PRVM_NUM_FOR_EDICT(host_client->edict);
2446                         host_client->clientcamera = clientcamera;
2447
2448                         if (oldclientcamera != host_client->clientcamera)
2449                         {
2450                                 MSG_WriteByte(&host_client->netconnection->message, svc_setview);
2451                                 MSG_WriteShort(&host_client->netconnection->message, host_client->clientcamera);
2452                         }
2453                 }
2454
2455                 // frags
2456                 host_client->frags = (int)host_client->edict->fields.server->frags;
2457                 if(gamemode == GAME_NEXUIZ || gamemode == GAME_XONOTIC)
2458                         if(!host_client->spawned && host_client->netconnection)
2459                                 host_client->frags = -666;
2460                 if (host_client->old_frags != host_client->frags)
2461                 {
2462                         host_client->old_frags = host_client->frags;
2463                         // send notification to all clients
2464                         MSG_WriteByte (&sv.reliable_datagram, svc_updatefrags);
2465                         MSG_WriteByte (&sv.reliable_datagram, i);
2466                         MSG_WriteShort (&sv.reliable_datagram, host_client->frags);
2467                 }
2468         }
2469
2470         for (j = 0, client = svs.clients;j < svs.maxclients;j++, client++)
2471                 if (client->netconnection && (client->spawned || client->clientconnectcalled)) // also send MSG_ALL to people who are past ClientConnect, but not spawned yet
2472                         SZ_Write (&client->netconnection->message, sv.reliable_datagram.data, sv.reliable_datagram.cursize);
2473
2474         SZ_Clear (&sv.reliable_datagram);
2475 }
2476
2477
2478 /*
2479 =======================
2480 SV_SendClientMessages
2481 =======================
2482 */
2483 void SV_SendClientMessages (void)
2484 {
2485         int i, prepared = false;
2486
2487         if (sv.protocol == PROTOCOL_QUAKEWORLD)
2488                 Sys_Error("SV_SendClientMessages: no quakeworld support\n");
2489
2490         SV_FlushBroadcastMessages();
2491
2492 // update frags, names, etc
2493         SV_UpdateToReliableMessages();
2494
2495 // build individual updates
2496         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
2497         {
2498                 if (!host_client->active)
2499                         continue;
2500                 if (!host_client->netconnection)
2501                         continue;
2502
2503                 if (host_client->netconnection->message.overflowed)
2504                 {
2505                         SV_DropClient (true);   // if the message couldn't send, kick off
2506                         continue;
2507                 }
2508
2509                 if (!prepared)
2510                 {
2511                         prepared = true;
2512                         // only prepare entities once per frame
2513                         SV_PrepareEntitiesForSending();
2514                 }
2515                 SV_SendClientDatagram (host_client);
2516         }
2517
2518 // clear muzzle flashes
2519         SV_CleanupEnts();
2520 }
2521
2522 static void SV_StartDownload_f(void)
2523 {
2524         if (host_client->download_file)
2525                 host_client->download_started = true;
2526 }
2527
2528 /*
2529  * Compression extension negotiation:
2530  *
2531  * Server to client:
2532  *   cl_serverextension_download 2
2533  *
2534  * Client to server:
2535  *   download <filename> <list of zero or more suppported compressions in order of preference>
2536  * e.g.
2537  *   download maps/map1.bsp lzo deflate huffman
2538  *
2539  * Server to client:
2540  *   cl_downloadbegin <compressed size> <filename> <compression method actually used>
2541  * e.g.
2542  *   cl_downloadbegin 123456 maps/map1.bsp deflate
2543  *
2544  * The server may choose not to compress the file by sending no compression name, like:
2545  *   cl_downloadbegin 345678 maps/map1.bsp
2546  *
2547  * NOTE: the "download" command may only specify compression algorithms if
2548  *       cl_serverextension_download is 2!
2549  *       If cl_serverextension_download has a different value, the client must
2550  *       assume this extension is not supported!
2551  */
2552
2553 static void Download_CheckExtensions(void)
2554 {
2555         int i;
2556         int argc = Cmd_Argc();
2557
2558         // first reset them all
2559         host_client->download_deflate = false;
2560
2561         for(i = 2; i < argc; ++i)
2562         {
2563                 if(!strcmp(Cmd_Argv(i), "deflate"))
2564                 {
2565                         host_client->download_deflate = true;
2566                         break;
2567                 }
2568         }
2569 }
2570
2571 static void SV_Download_f(void)
2572 {
2573         const char *whichpack, *whichpack2, *extension;
2574         qboolean is_csqc; // so we need to check only once
2575
2576         if (Cmd_Argc() < 2)
2577         {
2578                 SV_ClientPrintf("usage: download <filename> {<extensions>}*\n");
2579                 SV_ClientPrintf("       supported extensions: deflate\n");
2580                 return;
2581         }
2582
2583         if (FS_CheckNastyPath(Cmd_Argv(1), false))
2584         {
2585                 SV_ClientPrintf("Download rejected: nasty filename \"%s\"\n", Cmd_Argv(1));
2586                 return;
2587         }
2588
2589         if (host_client->download_file)
2590         {
2591                 // at this point we'll assume the previous download should be aborted
2592                 Con_DPrintf("Download of %s aborted by %s starting a new download\n", host_client->download_name, host_client->name);
2593                 Host_ClientCommands("\nstopdownload\n");
2594
2595                 // close the file and reset variables
2596                 FS_Close(host_client->download_file);
2597                 host_client->download_file = NULL;
2598                 host_client->download_name[0] = 0;
2599                 host_client->download_expectedposition = 0;
2600                 host_client->download_started = false;
2601         }
2602
2603         is_csqc = (sv.csqc_progname[0] && strcmp(Cmd_Argv(1), sv.csqc_progname) == 0);
2604
2605         if (!sv_allowdownloads.integer && !is_csqc)
2606         {
2607                 SV_ClientPrintf("Downloads are disabled on this server\n");
2608                 Host_ClientCommands("\nstopdownload\n");
2609                 return;
2610         }
2611
2612         Download_CheckExtensions();
2613
2614         strlcpy(host_client->download_name, Cmd_Argv(1), sizeof(host_client->download_name));
2615         extension = FS_FileExtension(host_client->download_name);
2616
2617         // host_client is asking to download a specified file
2618         if (developer_extra.integer)
2619                 Con_DPrintf("Download request for %s by %s\n", host_client->download_name, host_client->name);
2620
2621         if(is_csqc)
2622         {
2623                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
2624                 extensions[0] = '\0';
2625
2626                 if(host_client->download_deflate)
2627                         strlcat(extensions, " deflate", sizeof(extensions));
2628
2629                 Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
2630
2631                 if(host_client->download_deflate && svs.csqc_progdata_deflated)
2632                         host_client->download_file = FS_FileFromData(svs.csqc_progdata_deflated, svs.csqc_progsize_deflated, true);
2633                 else
2634                         host_client->download_file = FS_FileFromData(svs.csqc_progdata, sv.csqc_progsize, true);
2635
2636                 // no, no space is needed between %s and %s :P
2637                 Host_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
2638
2639                 host_client->download_expectedposition = 0;
2640                 host_client->download_started = false;
2641                 host_client->sendsignon = true; // make sure this message is sent
2642                 return;
2643         }
2644
2645         if (!FS_FileExists(host_client->download_name))
2646         {
2647                 SV_ClientPrintf("Download rejected: server does not have the file \"%s\"\nYou may need to separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name);
2648                 Host_ClientCommands("\nstopdownload\n");
2649                 return;
2650         }
2651
2652         // check if the user is trying to download part of registered Quake(r)
2653         whichpack = FS_WhichPack(host_client->download_name);
2654         whichpack2 = FS_WhichPack("gfx/pop.lmp");
2655         if ((whichpack && whichpack2 && !strcasecmp(whichpack, whichpack2)) || FS_IsRegisteredQuakePack(host_client->download_name))
2656         {
2657                 SV_ClientPrintf("Download rejected: file \"%s\" is part of registered Quake(r)\nYou must purchase Quake(r) from id Software or a retailer to get this file\nPlease go to http://www.idsoftware.com/games/quake/quake/index.php?game_section=buy\n", host_client->download_name);
2658                 Host_ClientCommands("\nstopdownload\n");
2659                 return;
2660         }
2661
2662         // check if the server has forbidden archive downloads entirely
2663         if (!sv_allowdownloads_inarchive.integer)
2664         {
2665                 whichpack = FS_WhichPack(host_client->download_name);
2666                 if (whichpack)
2667                 {
2668                         SV_ClientPrintf("Download rejected: file \"%s\" is in an archive (\"%s\")\nYou must separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name, whichpack);
2669                         Host_ClientCommands("\nstopdownload\n");
2670                         return;
2671                 }
2672         }
2673
2674         if (!sv_allowdownloads_config.integer)
2675         {
2676                 if (!strcasecmp(extension, "cfg"))
2677                 {
2678                         SV_ClientPrintf("Download rejected: file \"%s\" is a .cfg file which is forbidden for security reasons\nYou must separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name);
2679                         Host_ClientCommands("\nstopdownload\n");
2680                         return;
2681                 }
2682         }
2683
2684         if (!sv_allowdownloads_dlcache.integer)
2685         {
2686                 if (!strncasecmp(host_client->download_name, "dlcache/", 8))
2687                 {
2688                         SV_ClientPrintf("Download rejected: file \"%s\" is in the dlcache/ directory which is forbidden for security reasons\nYou must separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name);
2689                         Host_ClientCommands("\nstopdownload\n");
2690                         return;
2691                 }
2692         }
2693
2694         if (!sv_allowdownloads_archive.integer)
2695         {
2696                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3"))
2697                 {
2698                         SV_ClientPrintf("Download rejected: file \"%s\" is an archive\nYou must separately download or purchase the data archives for this game/mod to get this file\n", host_client->download_name);
2699                         Host_ClientCommands("\nstopdownload\n");
2700                         return;
2701                 }
2702         }
2703
2704         host_client->download_file = FS_OpenVirtualFile(host_client->download_name, true);
2705         if (!host_client->download_file)
2706         {
2707                 SV_ClientPrintf("Download rejected: server could not open the file \"%s\"\n", host_client->download_name);
2708                 Host_ClientCommands("\nstopdownload\n");
2709                 return;
2710         }
2711
2712         if (FS_FileSize(host_client->download_file) > 1<<30)
2713         {
2714                 SV_ClientPrintf("Download rejected: file \"%s\" is very large\n", host_client->download_name);
2715                 Host_ClientCommands("\nstopdownload\n");
2716                 FS_Close(host_client->download_file);
2717                 host_client->download_file = NULL;
2718                 return;
2719         }
2720
2721         if (FS_FileSize(host_client->download_file) < 0)
2722         {
2723                 SV_ClientPrintf("Download rejected: file \"%s\" is not a regular file\n", host_client->download_name);
2724                 Host_ClientCommands("\nstopdownload\n");
2725                 FS_Close(host_client->download_file);
2726                 host_client->download_file = NULL;
2727                 return;
2728         }
2729
2730         Con_DPrintf("Downloading %s to %s\n", host_client->download_name, host_client->name);
2731
2732         /*
2733          * we can only do this if we would actually deflate on the fly
2734          * which we do not (yet)!
2735         {
2736                 char extensions[MAX_QPATH]; // make sure this can hold all extensions
2737                 extensions[0] = '\0';
2738
2739                 if(host_client->download_deflate)
2740                         strlcat(extensions, " deflate", sizeof(extensions));
2741
2742                 // no, no space is needed between %s and %s :P
2743                 Host_ClientCommands("\ncl_downloadbegin %i %s%s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name, extensions);
2744         }
2745         */
2746         Host_ClientCommands("\ncl_downloadbegin %i %s\n", (int)FS_FileSize(host_client->download_file), host_client->download_name);
2747
2748         host_client->download_expectedposition = 0;
2749         host_client->download_started = false;
2750         host_client->sendsignon = true; // make sure this message is sent
2751
2752         // the rest of the download process is handled in SV_SendClientDatagram
2753         // and other code dealing with svc_downloaddata and clc_ackdownloaddata
2754         //
2755         // no svc_downloaddata messages will be sent until sv_startdownload is
2756         // sent by the client
2757 }
2758
2759 /*
2760 ==============================================================================
2761
2762 SERVER SPAWNING
2763
2764 ==============================================================================
2765 */
2766
2767 /*
2768 ================
2769 SV_ModelIndex
2770
2771 ================
2772 */
2773 int SV_ModelIndex(const char *s, int precachemode)
2774 {
2775         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3) ? 256 : MAX_MODELS);
2776         char filename[MAX_QPATH];
2777         if (!s || !*s)
2778                 return 0;
2779         // testing
2780         //if (precachemode == 2)
2781         //      return 0;
2782         strlcpy(filename, s, sizeof(filename));
2783         for (i = 2;i < limit;i++)
2784         {
2785                 if (!sv.model_precache[i][0])
2786                 {
2787                         if (precachemode)
2788                         {
2789                                 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
2790                                 {
2791                                         Con_Printf("SV_ModelIndex(\"%s\"): precache_model can only be done in spawn functions\n", filename);
2792                                         return 0;
2793                                 }
2794                                 if (precachemode == 1)
2795                                         Con_Printf("SV_ModelIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
2796                                 strlcpy(sv.model_precache[i], filename, sizeof(sv.model_precache[i]));
2797                                 sv.models[i] = Mod_ForName (sv.model_precache[i], true, false, s[0] == '*' ? sv.worldname : NULL);
2798                                 if (sv.state != ss_loading)
2799                                 {
2800                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
2801                                         MSG_WriteShort(&sv.reliable_datagram, i);
2802                                         MSG_WriteString(&sv.reliable_datagram, filename);
2803                                 }
2804                                 return i;
2805                         }
2806                         Con_Printf("SV_ModelIndex(\"%s\"): not precached\n", filename);
2807                         return 0;
2808                 }
2809                 if (!strcmp(sv.model_precache[i], filename))
2810                         return i;
2811         }
2812         Con_Printf("SV_ModelIndex(\"%s\"): i (%i) == MAX_MODELS (%i)\n", filename, i, MAX_MODELS);
2813         return 0;
2814 }
2815
2816 /*
2817 ================
2818 SV_SoundIndex
2819
2820 ================
2821 */
2822 int SV_SoundIndex(const char *s, int precachemode)
2823 {
2824         int i, limit = ((sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3) ? 256 : MAX_SOUNDS);
2825         char filename[MAX_QPATH];
2826         if (!s || !*s)
2827                 return 0;
2828         // testing
2829         //if (precachemode == 2)
2830         //      return 0;
2831         strlcpy(filename, s, sizeof(filename));
2832         for (i = 1;i < limit;i++)
2833         {
2834                 if (!sv.sound_precache[i][0])
2835                 {
2836                         if (precachemode)
2837                         {
2838                                 if (sv.state != ss_loading && (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3 || sv.protocol == PROTOCOL_DARKPLACES1 || sv.protocol == PROTOCOL_DARKPLACES2 || sv.protocol == PROTOCOL_DARKPLACES3 || sv.protocol == PROTOCOL_DARKPLACES4 || sv.protocol == PROTOCOL_DARKPLACES5))
2839                                 {
2840                                         Con_Printf("SV_SoundIndex(\"%s\"): precache_sound can only be done in spawn functions\n", filename);
2841                                         return 0;
2842                                 }
2843                                 if (precachemode == 1)
2844                                         Con_Printf("SV_SoundIndex(\"%s\"): not precached (fix your code), precaching anyway\n", filename);
2845                                 strlcpy(sv.sound_precache[i], filename, sizeof(sv.sound_precache[i]));
2846                                 if (sv.state != ss_loading)
2847                                 {
2848                                         MSG_WriteByte(&sv.reliable_datagram, svc_precache);
2849                                         MSG_WriteShort(&sv.reliable_datagram, i + 32768);
2850                                         MSG_WriteString(&sv.reliable_datagram, filename);
2851                                 }
2852                                 return i;
2853                         }
2854                         Con_Printf("SV_SoundIndex(\"%s\"): not precached\n", filename);
2855                         return 0;
2856                 }
2857                 if (!strcmp(sv.sound_precache[i], filename))
2858                         return i;
2859         }
2860         Con_Printf("SV_SoundIndex(\"%s\"): i (%i) == MAX_SOUNDS (%i)\n", filename, i, MAX_SOUNDS);
2861         return 0;
2862 }
2863
2864 /*
2865 ================
2866 SV_ParticleEffectIndex
2867
2868 ================
2869 */
2870 int SV_ParticleEffectIndex(const char *name)
2871 {
2872         int i, argc, linenumber, effectnameindex;
2873         int filepass;
2874         fs_offset_t filesize;
2875         unsigned char *filedata;
2876         const char *text;
2877         const char *textstart;
2878         //const char *textend;
2879         char argv[16][1024];
2880         char filename[MAX_QPATH];
2881         if (!sv.particleeffectnamesloaded)
2882         {
2883                 sv.particleeffectnamesloaded = true;
2884                 memset(sv.particleeffectname, 0, sizeof(sv.particleeffectname));
2885                 for (i = 0;i < EFFECT_TOTAL;i++)
2886                         strlcpy(sv.particleeffectname[i], standardeffectnames[i], sizeof(sv.particleeffectname[i]));
2887                 for (filepass = 0;;filepass++)
2888                 {
2889                         if (filepass == 0)
2890                                 dpsnprintf(filename, sizeof(filename), "effectinfo.txt");
2891                         else if (filepass == 1)
2892                                 dpsnprintf(filename, sizeof(filename), "%s_effectinfo.txt", sv.worldnamenoextension);
2893                         else
2894                                 break;
2895                         filedata = FS_LoadFile(filename, tempmempool, true, &filesize);
2896                         if (!filedata)
2897                                 continue;
2898                         textstart = (const char *)filedata;
2899                         //textend = (const char *)filedata + filesize;
2900                         text = textstart;
2901                         for (linenumber = 1;;linenumber++)
2902                         {
2903                                 argc = 0;
2904                                 for (;;)
2905                                 {
2906                                         if (!COM_ParseToken_Simple(&text, true, false) || !strcmp(com_token, "\n"))
2907                                                 break;
2908                                         if (argc < 16)
2909                                         {
2910                                                 strlcpy(argv[argc], com_token, sizeof(argv[argc]));
2911                                                 argc++;
2912                                         }
2913                                 }
2914                                 if (com_token[0] == 0)
2915                                         break; // if the loop exited and it's not a \n, it's EOF
2916                                 if (argc < 1)
2917                                         continue;
2918                                 if (!strcmp(argv[0], "effect"))
2919                                 {
2920                                         if (argc == 2)
2921                                         {
2922                                                 for (effectnameindex = 1;effectnameindex < SV_MAX_PARTICLEEFFECTNAME;effectnameindex++)
2923                                                 {
2924                                                         if (sv.particleeffectname[effectnameindex][0])
2925                                                         {
2926                                                                 if (!strcmp(sv.particleeffectname[effectnameindex], argv[1]))
2927                                                                         break;
2928                                                         }
2929                                                         else
2930                                                         {
2931                                                                 strlcpy(sv.particleeffectname[effectnameindex], argv[1], sizeof(sv.particleeffectname[effectnameindex]));
2932                                                                 break;
2933                                                         }
2934                                                 }
2935                                                 // if we run out of names, abort
2936                                                 if (effectnameindex == SV_MAX_PARTICLEEFFECTNAME)
2937                                                 {
2938                                                         Con_Printf("%s:%i: too many effects!\n", filename, linenumber);
2939                                                         break;
2940                                                 }
2941                                         }
2942                                 }
2943                         }
2944                         Mem_Free(filedata);
2945                 }
2946         }
2947         // search for the name
2948         for (effectnameindex = 1;effectnameindex < SV_MAX_PARTICLEEFFECTNAME && sv.particleeffectname[effectnameindex][0];effectnameindex++)
2949                 if (!strcmp(sv.particleeffectname[effectnameindex], name))
2950                         return effectnameindex;
2951         // return 0 if we couldn't find it
2952         return 0;
2953 }
2954
2955 dp_model_t *SV_GetModelByIndex(int modelindex)
2956 {
2957         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
2958 }
2959
2960 dp_model_t *SV_GetModelFromEdict(prvm_edict_t *ed)
2961 {
2962         int modelindex;
2963         if (!ed || ed->priv.server->free)
2964                 return NULL;
2965         modelindex = (int)ed->fields.server->modelindex;
2966         return (modelindex > 0 && modelindex < MAX_MODELS) ? sv.models[modelindex] : NULL;
2967 }
2968
2969 /*
2970 ================
2971 SV_CreateBaseline
2972
2973 ================
2974 */
2975 static void SV_CreateBaseline (void)
2976 {
2977         int i, entnum, large;
2978         prvm_edict_t *svent;
2979
2980         // LordHavoc: clear *all* states (note just active ones)
2981         for (entnum = 0;entnum < prog->max_edicts;entnum++)
2982         {
2983                 // get the current server version
2984                 svent = PRVM_EDICT_NUM(entnum);
2985
2986                 // LordHavoc: always clear state values, whether the entity is in use or not
2987                 svent->priv.server->baseline = defaultstate;
2988
2989                 if (svent->priv.server->free)
2990                         continue;
2991                 if (entnum > svs.maxclients && !svent->fields.server->modelindex)
2992                         continue;
2993
2994                 // create entity baseline
2995                 VectorCopy (svent->fields.server->origin, svent->priv.server->baseline.origin);
2996                 VectorCopy (svent->fields.server->angles, svent->priv.server->baseline.angles);
2997                 svent->priv.server->baseline.frame = (int)svent->fields.server->frame;
2998                 svent->priv.server->baseline.skin = (int)svent->fields.server->skin;
2999                 if (entnum > 0 && entnum <= svs.maxclients)
3000                 {
3001                         svent->priv.server->baseline.colormap = entnum;
3002                         svent->priv.server->baseline.modelindex = SV_ModelIndex("progs/player.mdl", 1);
3003                 }
3004                 else
3005                 {
3006                         svent->priv.server->baseline.colormap = 0;
3007                         svent->priv.server->baseline.modelindex = (int)svent->fields.server->modelindex;
3008                 }
3009
3010                 large = false;
3011                 if (svent->priv.server->baseline.modelindex & 0xFF00 || svent->priv.server->baseline.frame & 0xFF00)
3012                 {
3013                         large = true;
3014                         if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3015                                 large = false;
3016                 }
3017
3018                 // add to the message
3019                 if (large)
3020                         MSG_WriteByte (&sv.signon, svc_spawnbaseline2);
3021                 else
3022                         MSG_WriteByte (&sv.signon, svc_spawnbaseline);
3023                 MSG_WriteShort (&sv.signon, entnum);
3024
3025                 if (large)
3026                 {
3027                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
3028                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.frame);
3029                 }
3030                 else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3031                 {
3032                         MSG_WriteShort (&sv.signon, svent->priv.server->baseline.modelindex);
3033                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
3034                 }
3035                 else
3036                 {
3037                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.modelindex);
3038                         MSG_WriteByte (&sv.signon, svent->priv.server->baseline.frame);
3039                 }
3040                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.colormap);
3041                 MSG_WriteByte (&sv.signon, svent->priv.server->baseline.skin);
3042                 for (i=0 ; i<3 ; i++)
3043                 {
3044                         MSG_WriteCoord(&sv.signon, svent->priv.server->baseline.origin[i], sv.protocol);
3045                         MSG_WriteAngle(&sv.signon, svent->priv.server->baseline.angles[i], sv.protocol);
3046                 }
3047         }
3048 }
3049
3050 /*
3051 ================
3052 SV_Prepare_CSQC
3053
3054 Load csprogs.dat and comperss it so it doesn't need to be
3055 reloaded on request.
3056 ================
3057 */
3058 void SV_Prepare_CSQC(void)
3059 {
3060         fs_offset_t progsize;
3061
3062         if(svs.csqc_progdata)
3063         {
3064                 Con_DPrintf("Unloading old CSQC data.\n");
3065                 Mem_Free(svs.csqc_progdata);
3066                 if(svs.csqc_progdata_deflated)
3067                         Mem_Free(svs.csqc_progdata_deflated);
3068         }
3069
3070         svs.csqc_progdata = NULL;
3071         svs.csqc_progdata_deflated = NULL;
3072
3073         sv.csqc_progname[0] = 0;
3074         svs.csqc_progdata = FS_LoadFile(csqc_progname.string, sv_mempool, false, &progsize);
3075
3076         if(progsize > 0)
3077         {
3078                 size_t deflated_size;
3079
3080                 sv.csqc_progsize = (int)progsize;
3081                 sv.csqc_progcrc = CRC_Block(svs.csqc_progdata, progsize);
3082                 strlcpy(sv.csqc_progname, csqc_progname.string, sizeof(sv.csqc_progname));
3083                 Con_DPrintf("server detected csqc progs file \"%s\" with size %i and crc %i\n", sv.csqc_progname, sv.csqc_progsize, sv.csqc_progcrc);
3084
3085                 Con_DPrint("Compressing csprogs.dat\n");
3086                 //unsigned char *FS_Deflate(const unsigned char *data, size_t size, size_t *deflated_size, int level, mempool_t *mempool);
3087                 svs.csqc_progdata_deflated = FS_Deflate(svs.csqc_progdata, progsize, &deflated_size, -1, sv_mempool);
3088                 svs.csqc_progsize_deflated = (int)deflated_size;
3089                 if(svs.csqc_progdata_deflated)
3090                 {
3091                         Con_DPrintf("Deflated: %g%%\n", 100.0 - 100.0 * (deflated_size / (float)progsize));
3092                         Con_DPrintf("Uncompressed: %u\nCompressed:   %u\n", (unsigned)sv.csqc_progsize, (unsigned)svs.csqc_progsize_deflated);
3093                 }
3094                 else
3095                         Con_DPrintf("Cannot compress - need zlib for this. Using uncompressed progs only.\n");
3096         }
3097 }
3098
3099 /*
3100 ================
3101 SV_SaveSpawnparms
3102
3103 Grabs the current state of each client for saving across the
3104 transition to another level
3105 ================
3106 */
3107 void SV_SaveSpawnparms (void)
3108 {
3109         int             i, j;
3110
3111         svs.serverflags = (int)prog->globals.server->serverflags;
3112
3113         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3114         {
3115                 if (!host_client->active)
3116                         continue;
3117
3118         // call the progs to get default spawn parms for the new client
3119                 prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
3120                 PRVM_ExecuteProgram (prog->globals.server->SetChangeParms, "QC function SetChangeParms is missing");
3121                 for (j=0 ; j<NUM_SPAWN_PARMS ; j++)
3122                         host_client->spawn_parms[j] = (&prog->globals.server->parm1)[j];
3123         }
3124 }
3125
3126 /*
3127 ================
3128 SV_SpawnServer
3129
3130 This is called at the start of each level
3131 ================
3132 */
3133
3134 void SV_SpawnServer (const char *server)
3135 {
3136         prvm_edict_t *ent;
3137         int i;
3138         char *entities;
3139         dp_model_t *worldmodel;
3140         char modelname[sizeof(sv.worldname)];
3141
3142         Con_DPrintf("SpawnServer: %s\n", server);
3143
3144         dpsnprintf (modelname, sizeof(modelname), "maps/%s.bsp", server);
3145
3146         if (!FS_FileExists(modelname))
3147         {
3148                 dpsnprintf (modelname, sizeof(modelname), "maps/%s", server);
3149                 if (!FS_FileExists(modelname))
3150                 {
3151                         Con_Printf("SpawnServer: no map file named maps/%s.bsp\n", server);
3152                         return;
3153                 }
3154         }
3155
3156         if (cls.state != ca_dedicated)
3157         {
3158                 SCR_BeginLoadingPlaque();
3159                 S_StopAllSounds();
3160         }
3161
3162         if(sv.active)
3163         {
3164                 SV_VM_Begin();
3165                 World_End(&sv.world);
3166                 if(PRVM_serverfunction(SV_Shutdown))
3167                 {
3168                         func_t s = PRVM_serverfunction(SV_Shutdown);
3169                         PRVM_serverfunction(SV_Shutdown) = 0; // prevent it from getting called again
3170                         PRVM_ExecuteProgram(s,"SV_Shutdown() required");
3171                 }
3172                 SV_VM_End();
3173         }
3174
3175         // free q3 shaders so that any newly downloaded shaders will be active
3176         Mod_FreeQ3Shaders();
3177
3178         worldmodel = Mod_ForName(modelname, false, developer.integer > 0, NULL);
3179         if (!worldmodel || !worldmodel->TraceBox)
3180         {
3181                 Con_Printf("Couldn't load map %s\n", modelname);
3182                 return;
3183         }
3184
3185         Collision_Cache_Reset(true);
3186
3187         // let's not have any servers with no name
3188         if (hostname.string[0] == 0)
3189                 Cvar_Set ("hostname", "UNNAMED");
3190         scr_centertime_off = 0;
3191
3192         svs.changelevel_issued = false;         // now safe to issue another
3193
3194         // make the map a required file for clients
3195         Curl_ClearRequirements();
3196         Curl_RequireFile(modelname);
3197
3198 //
3199 // tell all connected clients that we are going to a new level
3200 //
3201         if (sv.active)
3202         {
3203                 client_t *client;
3204                 for (i = 0, client = svs.clients;i < svs.maxclients;i++, client++)
3205                 {
3206                         if (client->netconnection)
3207                         {
3208                                 MSG_WriteByte(&client->netconnection->message, svc_stufftext);
3209                                 MSG_WriteString(&client->netconnection->message, "reconnect\n");
3210                         }
3211                 }
3212         }
3213         else
3214         {
3215                 // open server port
3216                 NetConn_OpenServerPorts(true);
3217         }
3218
3219 //
3220 // make cvars consistant
3221 //
3222         if (coop.integer)
3223                 Cvar_SetValue ("deathmatch", 0);
3224         // LordHavoc: it can be useful to have skills outside the range 0-3...
3225         //current_skill = bound(0, (int)(skill.value + 0.5), 3);
3226         //Cvar_SetValue ("skill", (float)current_skill);
3227         current_skill = (int)(skill.value + 0.5);
3228
3229 //
3230 // set up the new server
3231 //
3232         memset (&sv, 0, sizeof(sv));
3233         // if running a local client, make sure it doesn't try to access the last
3234         // level's data which is no longer valiud
3235         cls.signon = 0;
3236
3237         Cvar_SetValue("halflifebsp", worldmodel->brush.ishlbsp);
3238
3239         if(*sv_random_seed.string)
3240         {
3241                 srand(sv_random_seed.integer);
3242                 Con_Printf("NOTE: random seed is %d; use for debugging/benchmarking only!\nUnset sv_random_seed to get real random numbers again.\n", sv_random_seed.integer);
3243         }
3244
3245         SV_VM_Setup();
3246
3247         sv.active = true;
3248
3249         // set level base name variables for later use
3250         strlcpy (sv.name, server, sizeof (sv.name));
3251         strlcpy(sv.worldname, modelname, sizeof(sv.worldname));
3252         FS_StripExtension(sv.worldname, sv.worldnamenoextension, sizeof(sv.worldnamenoextension));
3253         strlcpy(sv.worldbasename, !strncmp(sv.worldnamenoextension, "maps/", 5) ? sv.worldnamenoextension + 5 : sv.worldnamenoextension, sizeof(sv.worldbasename));
3254         //Cvar_SetQuick(&sv_worldmessage, sv.worldmessage); // set later after QC is spawned
3255         Cvar_SetQuick(&sv_worldname, sv.worldname);
3256         Cvar_SetQuick(&sv_worldnamenoextension, sv.worldnamenoextension);
3257         Cvar_SetQuick(&sv_worldbasename, sv.worldbasename);
3258
3259         sv.protocol = Protocol_EnumForName(sv_protocolname.string);
3260         if (sv.protocol == PROTOCOL_UNKNOWN)
3261         {
3262                 char buffer[1024];
3263                 Protocol_Names(buffer, sizeof(buffer));
3264                 Con_Printf("Unknown sv_protocolname \"%s\", valid values are:\n%s\n", sv_protocolname.string, buffer);
3265                 sv.protocol = PROTOCOL_QUAKE;
3266         }
3267
3268         SV_VM_Begin();
3269
3270 // load progs to get entity field count
3271         //PR_LoadProgs ( sv_progs.string );
3272
3273         sv.datagram.maxsize = sizeof(sv.datagram_buf);
3274         sv.datagram.cursize = 0;
3275         sv.datagram.data = sv.datagram_buf;
3276
3277         sv.reliable_datagram.maxsize = sizeof(sv.reliable_datagram_buf);
3278         sv.reliable_datagram.cursize = 0;
3279         sv.reliable_datagram.data = sv.reliable_datagram_buf;
3280
3281         sv.signon.maxsize = sizeof(sv.signon_buf);
3282         sv.signon.cursize = 0;
3283         sv.signon.data = sv.signon_buf;
3284
3285 // leave slots at start for clients only
3286         //prog->num_edicts = svs.maxclients+1;
3287
3288         sv.state = ss_loading;
3289         prog->allowworldwrites = true;
3290         sv.paused = false;
3291
3292         prog->globals.server->time = sv.time = 1.0;
3293
3294         Mod_ClearUsed();
3295         worldmodel->used = true;
3296
3297         sv.worldmodel = worldmodel;
3298         sv.models[1] = sv.worldmodel;
3299
3300 //
3301 // clear world interaction links
3302 //
3303         World_SetSize(&sv.world, sv.worldname, sv.worldmodel->normalmins, sv.worldmodel->normalmaxs);
3304         World_Start(&sv.world);
3305
3306         strlcpy(sv.sound_precache[0], "", sizeof(sv.sound_precache[0]));
3307
3308         strlcpy(sv.model_precache[0], "", sizeof(sv.model_precache[0]));
3309         strlcpy(sv.model_precache[1], sv.worldname, sizeof(sv.model_precache[1]));
3310         for (i = 1;i < sv.worldmodel->brush.numsubmodels && i+1 < MAX_MODELS;i++)
3311         {
3312                 dpsnprintf(sv.model_precache[i+1], sizeof(sv.model_precache[i+1]), "*%i", i);
3313                 sv.models[i+1] = Mod_ForName (sv.model_precache[i+1], false, false, sv.worldname);
3314         }
3315         if(i < sv.worldmodel->brush.numsubmodels)
3316                 Con_Printf("Too many submodels (MAX_MODELS is %i)\n", MAX_MODELS);
3317
3318 //
3319 // load the rest of the entities
3320 //
3321         // AK possible hack since num_edicts is still 0
3322         ent = PRVM_EDICT_NUM(0);
3323         memset (ent->fields.server, 0, prog->entityfields * 4);
3324         ent->priv.server->free = false;
3325         ent->fields.server->model = PRVM_SetEngineString(sv.worldname);
3326         ent->fields.server->modelindex = 1;             // world model
3327         ent->fields.server->solid = SOLID_BSP;
3328         ent->fields.server->movetype = MOVETYPE_PUSH;
3329         VectorCopy(sv.world.mins, ent->fields.server->mins);
3330         VectorCopy(sv.world.maxs, ent->fields.server->maxs);
3331         VectorCopy(sv.world.mins, ent->fields.server->absmin);
3332         VectorCopy(sv.world.maxs, ent->fields.server->absmax);
3333
3334         if (coop.value)
3335                 prog->globals.server->coop = coop.integer;
3336         else
3337                 prog->globals.server->deathmatch = deathmatch.integer;
3338
3339         prog->globals.server->mapname = PRVM_SetEngineString(sv.name);
3340
3341 // serverflags are for cross level information (sigils)
3342         prog->globals.server->serverflags = svs.serverflags;
3343
3344         // we need to reset the spawned flag on all connected clients here so that
3345         // their thinks don't run during startup (before PutClientInServer)
3346         // we also need to set up the client entities now
3347         // and we need to set the ->edict pointers to point into the progs edicts
3348         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3349         {
3350                 host_client->spawned = false;
3351                 host_client->edict = PRVM_EDICT_NUM(i + 1);
3352                 PRVM_ED_ClearEdict(host_client->edict);
3353         }
3354
3355         // load replacement entity file if found
3356         if (sv_entpatch.integer && (entities = (char *)FS_LoadFile(va("%s.ent", sv.worldnamenoextension), tempmempool, true, NULL)))
3357         {
3358                 Con_Printf("Loaded %s.ent\n", sv.worldnamenoextension);
3359                 PRVM_ED_LoadFromFile (entities);
3360                 Mem_Free(entities);
3361         }
3362         else
3363                 PRVM_ED_LoadFromFile (sv.worldmodel->brush.entities);
3364
3365
3366         // LordHavoc: clear world angles (to fix e3m3.bsp)
3367         VectorClear(prog->edicts->fields.server->angles);
3368
3369 // all setup is completed, any further precache statements are errors
3370 //      sv.state = ss_active; // LordHavoc: workaround for svc_precache bug
3371         prog->allowworldwrites = false;
3372
3373 // run two frames to allow everything to settle
3374         prog->globals.server->time = sv.time = 1.0001;
3375         for (i = 0;i < 2;i++)
3376         {
3377                 sv.frametime = 0.1;
3378                 SV_Physics ();
3379         }
3380
3381         if (cls.state == ca_dedicated)
3382                 Mod_PurgeUnused();
3383
3384 // create a baseline for more efficient communications
3385         if (sv.protocol == PROTOCOL_QUAKE || sv.protocol == PROTOCOL_QUAKEDP || sv.protocol == PROTOCOL_NEHAHRAMOVIE || sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3386                 SV_CreateBaseline ();
3387
3388         sv.state = ss_active; // LordHavoc: workaround for svc_precache bug
3389
3390         // to prevent network timeouts
3391         realtime = Sys_DoubleTime();
3392
3393 // send serverinfo to all connected clients, and set up botclients coming back from a level change
3394         for (i = 0, host_client = svs.clients;i < svs.maxclients;i++, host_client++)
3395         {
3396                 host_client->clientconnectcalled = false; // do NOT call ClientDisconnect if he drops before ClientConnect!
3397                 if (!host_client->active)
3398                         continue;
3399                 if (host_client->netconnection)
3400                         SV_SendServerinfo(host_client);
3401                 else
3402                 {
3403                         int j;
3404                         // if client is a botclient coming from a level change, we need to
3405                         // set up client info that normally requires networking
3406
3407                         // copy spawn parms out of the client_t
3408                         for (j=0 ; j< NUM_SPAWN_PARMS ; j++)
3409                                 (&prog->globals.server->parm1)[j] = host_client->spawn_parms[j];
3410
3411                         // call the spawn function
3412                         host_client->clientconnectcalled = true;
3413                         prog->globals.server->time = sv.time;
3414                         prog->globals.server->self = PRVM_EDICT_TO_PROG(host_client->edict);
3415                         PRVM_ExecuteProgram (prog->globals.server->ClientConnect, "QC function ClientConnect is missing");
3416                         PRVM_ExecuteProgram (prog->globals.server->PutClientInServer, "QC function PutClientInServer is missing");
3417                         host_client->spawned = true;
3418                 }
3419         }
3420
3421         // update the map title cvar
3422         strlcpy(sv.worldmessage, PRVM_GetString(prog->edicts->fields.server->message), sizeof(sv.worldmessage)); // map title (not related to filename)
3423         Cvar_SetQuick(&sv_worldmessage, sv.worldmessage);
3424
3425         Con_DPrint("Server spawned.\n");
3426         NetConn_Heartbeat (2);
3427
3428         SV_VM_End();
3429 }
3430
3431 /////////////////////////////////////////////////////
3432 // SV VM stuff
3433
3434 static void SV_VM_CB_BeginIncreaseEdicts(void)
3435 {
3436         // links don't survive the transition, so unlink everything
3437         World_UnlinkAll(&sv.world);
3438 }
3439
3440 static void SV_VM_CB_EndIncreaseEdicts(void)
3441 {
3442         int i;
3443         prvm_edict_t *ent;
3444
3445         // link every entity except world
3446         for (i = 1, ent = prog->edicts;i < prog->num_edicts;i++, ent++)
3447                 if (!ent->priv.server->free)
3448                         SV_LinkEdict(ent);
3449 }
3450
3451 static void SV_VM_CB_InitEdict(prvm_edict_t *e)
3452 {
3453         // LordHavoc: for consistency set these here
3454         int num = PRVM_NUM_FOR_EDICT(e) - 1;
3455
3456         e->priv.server->move = false; // don't move on first frame
3457
3458         if (num >= 0 && num < svs.maxclients)
3459         {
3460                 // set colormap and team on newly created player entity
3461                 e->fields.server->colormap = num + 1;
3462                 e->fields.server->team = (svs.clients[num].colors & 15) + 1;
3463                 // set netname/clientcolors back to client values so that
3464                 // DP_SV_CLIENTNAME and DP_SV_CLIENTCOLORS will not immediately
3465                 // reset them
3466                 e->fields.server->netname = PRVM_SetEngineString(svs.clients[num].name);
3467                 PRVM_serveredictfloat(e, clientcolors) = svs.clients[num].colors;
3468                 // NEXUIZ_PLAYERMODEL and NEXUIZ_PLAYERSKIN
3469                 PRVM_serveredictstring(e, playermodel) = PRVM_SetEngineString(svs.clients[num].playermodel);
3470                 PRVM_serveredictstring(e, playerskin) = PRVM_SetEngineString(svs.clients[num].playerskin);
3471                 // Assign netaddress (IP Address, etc)
3472                 if(svs.clients[num].netconnection != NULL)
3473                 {
3474                         // Acquire Readable Address
3475                         LHNETADDRESS_ToString(&svs.clients[num].netconnection->peeraddress, svs.clients[num].netaddress, sizeof(svs.clients[num].netaddress), false);
3476                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString(svs.clients[num].netaddress);
3477                 }
3478                 else
3479                         PRVM_serveredictstring(e, netaddress) = PRVM_SetEngineString("null/botclient");
3480                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_idfp[0])
3481                         PRVM_serveredictstring(e, crypto_idfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.client_idfp);
3482                 else
3483                         PRVM_serveredictstring(e, crypto_idfp) = 0;
3484                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.client_keyfp[0])
3485                         PRVM_serveredictstring(e, crypto_keyfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.client_keyfp);
3486                 else
3487                         PRVM_serveredictstring(e, crypto_keyfp) = 0;
3488                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.server_keyfp[0])
3489                         PRVM_serveredictstring(e, crypto_mykeyfp) = PRVM_SetEngineString(svs.clients[num].netconnection->crypto.server_keyfp);
3490                 else
3491                         PRVM_serveredictstring(e, crypto_mykeyfp) = 0;
3492                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated && svs.clients[num].netconnection->crypto.use_aes)
3493                         PRVM_serveredictstring(e, crypto_encryptmethod) = PRVM_SetEngineString("AES128");
3494                 else
3495                         PRVM_serveredictstring(e, crypto_encryptmethod) = 0;
3496                 if(svs.clients[num].netconnection != NULL && svs.clients[num].netconnection->crypto.authenticated)
3497                         PRVM_serveredictstring(e, crypto_signmethod) = PRVM_SetEngineString("HMAC-SHA256");
3498                 else
3499                         PRVM_serveredictstring(e, crypto_signmethod) = 0;
3500         }
3501 }
3502
3503 static void SV_VM_CB_FreeEdict(prvm_edict_t *ed)
3504 {
3505         int i;
3506         int e;
3507
3508         World_UnlinkEdict(ed);          // unlink from world bsp
3509
3510         ed->fields.server->model = 0;
3511         ed->fields.server->takedamage = 0;
3512         ed->fields.server->modelindex = 0;
3513         ed->fields.server->colormap = 0;
3514         ed->fields.server->skin = 0;
3515         ed->fields.server->frame = 0;
3516         VectorClear(ed->fields.server->origin);
3517         VectorClear(ed->fields.server->angles);
3518         ed->fields.server->nextthink = -1;
3519         ed->fields.server->solid = 0;
3520
3521         VM_RemoveEdictSkeleton(ed);
3522         World_Physics_RemoveFromEntity(&sv.world, ed);
3523         World_Physics_RemoveJointFromEntity(&sv.world, ed);
3524
3525         // make sure csqc networking is aware of the removed entity
3526         e = PRVM_NUM_FOR_EDICT(ed);
3527         sv.csqcentityversion[e] = 0;
3528         for (i = 0;i < svs.maxclients;i++)
3529         {
3530                 if (svs.clients[i].csqcentityscope[e])
3531                         svs.clients[i].csqcentityscope[e] = 1; // removed, awaiting send
3532                 svs.clients[i].csqcentitysendflags[e] = 0xFFFFFF;
3533         }
3534 }
3535
3536 static void SV_VM_CB_CountEdicts(void)
3537 {
3538         int             i;
3539         prvm_edict_t    *ent;
3540         int             active, models, solid, step;
3541
3542         active = models = solid = step = 0;
3543         for (i=0 ; i<prog->num_edicts ; i++)
3544         {
3545                 ent = PRVM_EDICT_NUM(i);
3546                 if (ent->priv.server->free)
3547                         continue;
3548                 active++;
3549                 if (ent->fields.server->solid)
3550                         solid++;
3551                 if (ent->fields.server->model)
3552                         models++;
3553                 if (ent->fields.server->movetype == MOVETYPE_STEP)
3554                         step++;
3555         }
3556
3557         Con_Printf("num_edicts:%3i\n", prog->num_edicts);
3558         Con_Printf("active    :%3i\n", active);
3559         Con_Printf("view      :%3i\n", models);
3560         Con_Printf("touch     :%3i\n", solid);
3561         Con_Printf("step      :%3i\n", step);
3562 }
3563
3564 static qboolean SV_VM_CB_LoadEdict(prvm_edict_t *ent)
3565 {
3566         // remove things from different skill levels or deathmatch
3567         if (gamemode != GAME_TRANSFUSION) //Transfusion does this in QC
3568         {
3569                 if (deathmatch.integer)
3570                 {
3571                         if (((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_DEATHMATCH))
3572                         {
3573                                 return false;
3574                         }
3575                 }
3576                 else if ((current_skill <= 0 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_EASY  ))
3577                         || (current_skill == 1 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_MEDIUM))
3578                         || (current_skill >= 2 && ((int)ent->fields.server->spawnflags & SPAWNFLAG_NOT_HARD  )))
3579                 {
3580                         return false;
3581                 }
3582         }
3583         return true;
3584 }
3585
3586 static void SV_VM_Setup(void)
3587 {
3588         PRVM_Begin;
3589         PRVM_InitProg( PRVM_SERVERPROG );
3590
3591         // allocate the mempools
3592         // TODO: move the magic numbers/constants into #defines [9/13/2006 Black]
3593         prog->progs_mempool = Mem_AllocPool("Server Progs", 0, NULL);
3594         prog->builtins = vm_sv_builtins;
3595         prog->numbuiltins = vm_sv_numbuiltins;
3596         prog->headercrc = PROGHEADER_CRC;
3597         prog->headercrc2 = PROGHEADER_CRC_TENEBRAE;
3598         prog->max_edicts = 512;
3599         if (sv.protocol == PROTOCOL_QUAKE)
3600                 prog->limit_edicts = 640; // before quake mission pack 1 this was 512
3601         else if (sv.protocol == PROTOCOL_QUAKEDP)
3602                 prog->limit_edicts = 2048; // guessing
3603         else if (sv.protocol == PROTOCOL_NEHAHRAMOVIE)
3604                 prog->limit_edicts = 2048; // guessing!
3605         else if (sv.protocol == PROTOCOL_NEHAHRABJP || sv.protocol == PROTOCOL_NEHAHRABJP2 || sv.protocol == PROTOCOL_NEHAHRABJP3)
3606                 prog->limit_edicts = 4096; // guessing!
3607         else
3608                 prog->limit_edicts = MAX_EDICTS;
3609         prog->reserved_edicts = svs.maxclients;
3610         prog->edictprivate_size = sizeof(edict_engineprivate_t);
3611         prog->name = "server";
3612         prog->extensionstring = vm_sv_extensions;
3613         prog->loadintoworld = true;
3614
3615         prog->begin_increase_edicts = SV_VM_CB_BeginIncreaseEdicts;
3616         prog->end_increase_edicts = SV_VM_CB_EndIncreaseEdicts;
3617         prog->init_edict = SV_VM_CB_InitEdict;
3618         prog->free_edict = SV_VM_CB_FreeEdict;
3619         prog->count_edicts = SV_VM_CB_CountEdicts;
3620         prog->load_edict = SV_VM_CB_LoadEdict;
3621         prog->init_cmd = VM_SV_Cmd_Init;
3622         prog->reset_cmd = VM_SV_Cmd_Reset;
3623         prog->error_cmd = Host_Error;
3624         prog->ExecuteProgram = SVVM_ExecuteProgram;
3625
3626         PRVM_LoadProgs( sv_progs.string, SV_REQFUNCS, sv_reqfuncs, SV_REQFIELDS, sv_reqfields, SV_REQGLOBALS, sv_reqglobals);
3627
3628         // some mods compiled with scrambling compilers lack certain critical
3629         // global names and field names such as "self" and "time" and "nextthink"
3630         // so we have to set these offsets manually, matching the entvars_t
3631         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, angles);
3632         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, chain);
3633         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, classname);
3634         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, frame);
3635         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, groundentity);
3636         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, ideal_yaw);
3637         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, nextthink);
3638         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, think);
3639         PRVM_ED_FindFieldOffset_FromStruct(entvars_t, yaw_speed);
3640         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, self);
3641         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, time);
3642         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_forward);
3643         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_right);
3644         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, v_up);
3645         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_allsolid);
3646         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_startsolid);
3647         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_fraction);
3648         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inwater);
3649         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_inopen);
3650         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_endpos);
3651         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_normal);
3652         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_plane_dist);
3653         PRVM_ED_FindGlobalOffset_FromStruct(globalvars_t, trace_ent);
3654         // OP_STATE is always supported on server (due to entvars_t)
3655         prog->flag |= PRVM_OP_STATE;
3656
3657         VM_CustomStats_Clear();//[515]: csqc
3658
3659         PRVM_End;
3660
3661         SV_Prepare_CSQC();
3662 }
3663
3664 void SV_VM_Begin(void)
3665 {
3666         PRVM_Begin;
3667         PRVM_SetProg( PRVM_SERVERPROG );
3668
3669         prog->globals.server->time = (float) sv.time;
3670 }
3671
3672 void SV_VM_End(void)
3673 {
3674         PRVM_End;
3675 }