cl_parse.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 // cl_parse.c  -- parse a message received from the server
  21
  22 #include "quakedef.h"
  23 #include "cdaudio.h"
  24 #include "cl_collision.h"
  25 #include "csprogs.h"
  26 #include "libcurl.h"
  27 #include "utf8lib.h"
  28 #ifdef CONFIG_MENU
  29 #include "menu.h"
  30 #endif
  31 #include "cl_video.h"
  32 #include "float.h"
  33
  34 const char *svc_strings[128] =
  35 {
  36         "svc_bad",
  37         "svc_nop",
  38         "svc_disconnect",       // (DP8) [string] null terminated parting message
  39         "svc_updatestat",
  40         "svc_version",          // [int] server version
  41         "svc_setview",          // [short] entity number
  42         "svc_sound",                    // <see code>
  43         "svc_time",                     // [float] server time
  44         "svc_print",                    // [string] null terminated string
  45         "svc_stufftext",                // [string] stuffed into client's console buffer
  46                                                 // the string should be \n terminated
  47         "svc_setangle",         // [vec3] set the view angle to this absolute value
  48
  49         "svc_serverinfo",               // [int] version
  50                                                 // [string] signon string
  51                                                 // [string]..[0]model cache [string]...[0]sounds cache
  52                                                 // [string]..[0]item cache
  53         "svc_lightstyle",               // [byte] [string]
  54         "svc_updatename",               // [byte] [string]
  55         "svc_updatefrags",      // [byte] [short]
  56         "svc_clientdata",               // <shortbits + data>
  57         "svc_stopsound",                // <see code>
  58         "svc_updatecolors",     // [byte] [byte]
  59         "svc_particle",         // [vec3] <variable>
  60         "svc_damage",                   // [byte] impact [byte] blood [vec3] from
  61
  62         "svc_spawnstatic",
  63         "OBSOLETE svc_spawnbinary",
  64         "svc_spawnbaseline",
  65
  66         "svc_temp_entity",              // <variable>
  67         "svc_setpause",
  68         "svc_signonnum",
  69         "svc_centerprint",
  70         "svc_killedmonster",
  71         "svc_foundsecret",
  72         "svc_spawnstaticsound",
  73         "svc_intermission",
  74         "svc_finale",                   // [string] music [string] text
  75         "svc_cdtrack",                  // [byte] track [byte] looptrack
  76         "svc_sellscreen",
  77         "svc_cutscene",
  78         "svc_showlmp",  // [string] iconlabel [string] lmpfile [short] x [short] y
  79         "svc_hidelmp",  // [string] iconlabel
  80         "svc_skybox", // [string] skyname
  81         "", // 38
  82         "", // 39
  83         "", // 40
  84         "", // 41
  85         "", // 42
  86         "", // 43
  87         "", // 44
  88         "", // 45
  89         "", // 46
  90         "", // 47
  91         "", // 48
  92         "", // 49
  93         "svc_downloaddata", //                          50              // [int] start [short] size [variable length] data
  94         "svc_updatestatubyte", //                       51              // [byte] stat [byte] value
  95         "svc_effect", //                        52              // [vector] org [byte] modelindex [byte] startframe [byte] framecount [byte] framerate
  96         "svc_effect2", //                       53              // [vector] org [short] modelindex [short] startframe [byte] framecount [byte] framerate
  97         "svc_sound2", //                        54              // short soundindex instead of byte
  98         "svc_spawnbaseline2", //        55              // short modelindex instead of byte
  99         "svc_spawnstatic2", //          56              // short modelindex instead of byte
 100         "svc_entities", //                      57              // [int] deltaframe [int] thisframe [float vector] eye [variable length] entitydata
 101         "svc_csqcentities", //          58              // [short] entnum [variable length] entitydata ... [short] 0x0000
 102         "svc_spawnstaticsound2", //     59              // [coord3] [short] samp [byte] vol [byte] aten
 103         "svc_trailparticles", //        60              // [short] entnum [short] effectnum [vector] start [vector] end
 104         "svc_pointparticles", //        61              // [short] effectnum [vector] start [vector] velocity [short] count
 105         "svc_pointparticles1", //       62              // [short] effectnum [vector] start, same as svc_pointparticles except velocity is zero and count is 1
 106 };
 107
 108 const char *qw_svc_strings[128] =
 109 {
 110         "qw_svc_bad",                                   // 0
 111         "qw_svc_nop",                                   // 1
 112         "qw_svc_disconnect",                    // 2
 113         "qw_svc_updatestat",                    // 3    // [byte] [byte]
 114         "",                                                             // 4
 115         "qw_svc_setview",                               // 5    // [short] entity number
 116         "qw_svc_sound",                                 // 6    // <see code>
 117         "",                                                             // 7
 118         "qw_svc_print",                                 // 8    // [byte] id [string] null terminated string
 119         "qw_svc_stufftext",                             // 9    // [string] stuffed into client's console buffer
 120         "qw_svc_setangle",                              // 10   // [angle3] set the view angle to this absolute value
 121         "qw_svc_serverdata",                    // 11   // [long] protocol ...
 122         "qw_svc_lightstyle",                    // 12   // [byte] [string]
 123         "",                                                             // 13
 124         "qw_svc_updatefrags",                   // 14   // [byte] [short]
 125         "",                                                             // 15
 126         "qw_svc_stopsound",                             // 16   // <see code>
 127         "",                                                             // 17
 128         "",                                                             // 18
 129         "qw_svc_damage",                                // 19
 130         "qw_svc_spawnstatic",                   // 20
 131         "",                                                             // 21
 132         "qw_svc_spawnbaseline",                 // 22
 133         "qw_svc_temp_entity",                   // 23   // variable
 134         "qw_svc_setpause",                              // 24   // [byte] on / off
 135         "",                                                             // 25
 136         "qw_svc_centerprint",                   // 26   // [string] to put in center of the screen
 137         "qw_svc_killedmonster",                 // 27
 138         "qw_svc_foundsecret",                   // 28
 139         "qw_svc_spawnstaticsound",              // 29   // [coord3] [byte] samp [byte] vol [byte] aten
 140         "qw_svc_intermission",                  // 30           // [vec3_t] origin [vec3_t] angle
 141         "qw_svc_finale",                                // 31           // [string] text
 142         "qw_svc_cdtrack",                               // 32           // [byte] track
 143         "qw_svc_sellscreen",                    // 33
 144         "qw_svc_smallkick",                             // 34           // set client punchangle to 2
 145         "qw_svc_bigkick",                               // 35           // set client punchangle to 4
 146         "qw_svc_updateping",                    // 36           // [byte] [short]
 147         "qw_svc_updateentertime",               // 37           // [byte] [float]
 148         "qw_svc_updatestatlong",                // 38           // [byte] [long]
 149         "qw_svc_muzzleflash",                   // 39           // [short] entity
 150         "qw_svc_updateuserinfo",                // 40           // [byte] slot [long] uid
 151         "qw_svc_download",                              // 41           // [short] size [size bytes]
 152         "qw_svc_playerinfo",                    // 42           // variable
 153         "qw_svc_nails",                                 // 43           // [byte] num [48 bits] xyzpy 12 12 12 4 8
 154         "qw_svc_chokecount",                    // 44           // [byte] packets choked
 155         "qw_svc_modellist",                             // 45           // [strings]
 156         "qw_svc_soundlist",                             // 46           // [strings]
 157         "qw_svc_packetentities",                // 47           // [...]
 158         "qw_svc_deltapacketentities",   // 48           // [...]
 159         "qw_svc_maxspeed",                              // 49           // maxspeed change, for prediction
 160         "qw_svc_entgravity",                    // 50           // gravity change, for prediction
 161         "qw_svc_setinfo",                               // 51           // setinfo on a client
 162         "qw_svc_serverinfo",                    // 52           // serverinfo
 163         "qw_svc_updatepl",                              // 53           // [byte] [byte]
 164 };
 165
 166 //=============================================================================
 167
 168 cvar_t cl_worldmessage = {CF_CLIENT | CF_READONLY, "cl_worldmessage", "", "title of current level"};
 169 cvar_t cl_worldname = {CF_CLIENT | CF_READONLY, "cl_worldname", "", "name of current worldmodel"};
 170 cvar_t cl_worldnamenoextension = {CF_CLIENT | CF_READONLY, "cl_worldnamenoextension", "", "name of current worldmodel without extension"};
 171 cvar_t cl_worldbasename = {CF_CLIENT | CF_READONLY, "cl_worldbasename", "", "name of current worldmodel without maps/ prefix or extension"};
 172
 173 cvar_t developer_networkentities = {CF_CLIENT, "developer_networkentities", "0", "prints received entities, value is 0-10 (higher for more info, 10 being the most verbose)"};
 174 cvar_t cl_gameplayfix_soundsmovewithentities = {CF_CLIENT, "cl_gameplayfix_soundsmovewithentities", "1", "causes sounds made by lifts, players, projectiles, and any other entities, to move with the entity, so for example a rocket noise follows the rocket rather than staying at the starting position"};
 175 cvar_t cl_sound_wizardhit = {CF_CLIENT, "cl_sound_wizardhit", "wizard/hit.wav", "sound to play during TE_WIZSPIKE (empty cvar disables sound)"};
 176 cvar_t cl_sound_hknighthit = {CF_CLIENT, "cl_sound_hknighthit", "hknight/hit.wav", "sound to play during TE_KNIGHTSPIKE (empty cvar disables sound)"};
 177 cvar_t cl_sound_tink1 = {CF_CLIENT, "cl_sound_tink1", "weapons/tink1.wav", "sound to play with 80% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
 178 cvar_t cl_sound_ric1 = {CF_CLIENT, "cl_sound_ric1", "weapons/ric1.wav", "sound to play with 5% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
 179 cvar_t cl_sound_ric2 = {CF_CLIENT, "cl_sound_ric2", "weapons/ric2.wav", "sound to play with 5% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
 180 cvar_t cl_sound_ric3 = {CF_CLIENT, "cl_sound_ric3", "weapons/ric3.wav", "sound to play with 10% chance during TE_SPIKE/TE_SUPERSPIKE (empty cvar disables sound)"};
 181 cvar_t cl_readpicture_force = {CF_CLIENT, "cl_readpicture_force", "0", "when enabled, the low quality pictures read by ReadPicture() are preferred over the high quality pictures on the file system"};
 182
 183 #define RIC_GUNSHOT             1
 184 #define RIC_GUNSHOTQUAD 2
 185 cvar_t cl_sound_ric_gunshot = {CF_CLIENT, "cl_sound_ric_gunshot", "0", "specifies if and when the related cl_sound_ric and cl_sound_tink sounds apply to TE_GUNSHOT/TE_GUNSHOTQUAD, 0 = no sound, 1 = TE_GUNSHOT, 2 = TE_GUNSHOTQUAD, 3 = TE_GUNSHOT and TE_GUNSHOTQUAD"};
 186 cvar_t cl_sound_r_exp3 = {CF_CLIENT, "cl_sound_r_exp3", "weapons/r_exp3.wav", "sound to play during TE_EXPLOSION and related effects (empty cvar disables sound)"};
 187 cvar_t snd_cdautopause = {CF_CLIENT | CF_ARCHIVE, "snd_cdautopause", "1", "pause the CD track while the game is paused"};
 188
 189 cvar_t cl_serverextension_download = {CF_CLIENT, "cl_serverextension_download", "0", "indicates whether the server supports the download command"};
 190 cvar_t cl_joinbeforedownloadsfinish = {CF_CLIENT | CF_ARCHIVE, "cl_joinbeforedownloadsfinish", "1", "if non-zero the game will begin after the map is loaded before other downloads finish"};
 191 cvar_t cl_nettimesyncfactor = {CF_CLIENT | CF_ARCHIVE, "cl_nettimesyncfactor", "0", "rate at which client time adapts to match server time, 1 = instantly, 0.125 = slowly, 0 = not at all (only applied in bound modes 0, 1, 2, 3)"};
 192 cvar_t cl_nettimesyncboundmode = {CF_CLIENT | CF_ARCHIVE, "cl_nettimesyncboundmode", "6", "method of restricting client time to valid values, 0 = no correction, 1 = tight bounding (jerky with packet loss), 2 = loose bounding (corrects it if out of bounds), 3 = leniant bounding (ignores temporary errors due to varying framerate), 4 = slow adjustment method from Quake3, 5 = slightly nicer version of Quake3 method, 6 = tight bounding + mode 5, 7 = jitter compensated dynamic adjustment rate"};
 193 cvar_t cl_nettimesyncboundtolerance = {CF_CLIENT | CF_ARCHIVE, "cl_nettimesyncboundtolerance", "0.25", "how much error is tolerated by bounding check, as a fraction of frametime, 0.25 = up to 25% margin of error tolerated, 1 = use only new time, 0 = use only old time (same effect as setting cl_nettimesyncfactor to 1) (only affects bound modes 2 and 3)"};
 194 cvar_t cl_iplog_name = {CF_CLIENT | CF_ARCHIVE, "cl_iplog_name", "darkplaces_iplog.txt", "name of iplog file containing player addresses for iplog_list command and automatic ip logging when parsing status command"};
 195
 196 static qbool QW_CL_CheckOrDownloadFile(const char *filename);
 197 static void QW_CL_RequestNextDownload(void);
 198 static void QW_CL_NextUpload_f(cmd_state_t *cmd);
 199 //static qbool QW_CL_IsUploading(void);
 200 static void QW_CL_StopUpload_f(cmd_state_t *cmd);
 201
 202 static inline void CL_SetSignonStage_WithMsg(int signon_stage)
 203 {
 204         cls.signon = signon_stage;
 205         dpsnprintf(cl_connect_status, sizeof(cl_connect_status), "Connect: signon stage %i of %i", cls.signon, SIGNONS);
 206         Con_DPrint(cl_connect_status);
 207 }
 208
 209 /*
 210 ==================
 211 CL_ParseStartSoundPacket
 212 ==================
 213 */
 214 static void CL_ParseStartSoundPacket(int largesoundindex)
 215 {
 216         vec3_t  pos;
 217         int     channel, ent;
 218         int     sound_num;
 219         int     nvolume;
 220         int     field_mask;
 221         float   attenuation;
 222         float   speed;
 223         int             fflags = CHANNELFLAG_NONE;
 224
 225         if (cls.protocol == PROTOCOL_QUAKEWORLD)
 226         {
 227                 channel = MSG_ReadShort(&cl_message);
 228
 229                 if (channel & (1<<15))
 230                         nvolume = MSG_ReadByte(&cl_message);
 231                 else
 232                         nvolume = DEFAULT_SOUND_PACKET_VOLUME;
 233
 234                 if (channel & (1<<14))
 235                         attenuation = MSG_ReadByte(&cl_message) / 64.0;
 236                 else
 237                         attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;
 238
 239                 speed = 1.0f;
 240
 241                 ent = (channel>>3)&1023;
 242                 channel &= 7;
 243
 244                 sound_num = MSG_ReadByte(&cl_message);
 245         }
 246         else
 247         {
 248                 field_mask = MSG_ReadByte(&cl_message);
 249
 250                 if (field_mask & SND_VOLUME)
 251                         nvolume = MSG_ReadByte(&cl_message);
 252                 else
 253                         nvolume = DEFAULT_SOUND_PACKET_VOLUME;
 254
 255                 if (field_mask & SND_ATTENUATION)
 256                         attenuation = MSG_ReadByte(&cl_message) / 64.0;
 257                 else
 258                         attenuation = DEFAULT_SOUND_PACKET_ATTENUATION;
 259
 260                 if (field_mask & SND_SPEEDUSHORT4000)
 261                         speed = ((unsigned short)MSG_ReadShort(&cl_message)) / 4000.0f;
 262                 else
 263                         speed = 1.0f;
 264
 265                 if (field_mask & SND_LARGEENTITY)
 266                 {
 267                         ent = (unsigned short) MSG_ReadShort(&cl_message);
 268                         channel = MSG_ReadChar(&cl_message);
 269                 }
 270                 else
 271                 {
 272                         channel = (unsigned short) MSG_ReadShort(&cl_message);
 273                         ent = channel >> 3;
 274                         channel &= 7;
 275                 }
 276
 277                 if (largesoundindex || (field_mask & SND_LARGESOUND) || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
 278                         sound_num = (unsigned short) MSG_ReadShort(&cl_message);
 279                 else
 280                         sound_num = MSG_ReadByte(&cl_message);
 281         }
 282
 283         MSG_ReadVector(&cl_message, pos, cls.protocol);
 284
 285         if (sound_num < 0 || sound_num >= MAX_SOUNDS)
 286         {
 287                 Con_Printf("CL_ParseStartSoundPacket: sound_num (%i) >= MAX_SOUNDS (%i)\n", sound_num, MAX_SOUNDS);
 288                 return;
 289         }
 290
 291         if (ent >= MAX_EDICTS)
 292         {
 293                 Con_Printf("CL_ParseStartSoundPacket: ent = %i", ent);
 294                 return;
 295         }
 296
 297         if (ent >= cl.max_entities)
 298                 CL_ExpandEntities(ent);
 299
 300         if( !CL_VM_Event_Sound(sound_num, nvolume / 255.0f, channel, attenuation, ent, pos, fflags, speed) )
 301                 S_StartSound_StartPosition_Flags (ent, channel, cl.sound_precache[sound_num], pos, nvolume/255.0f, attenuation, 0, fflags, speed);
 302 }
 303
 304 /*
 305 ==================
 306 CL_KeepaliveMessage
 307
 308 When the client is taking a long time to load stuff, send keepalive messages
 309 so the server doesn't disconnect.
 310 ==================
 311 */
 312
 313 static unsigned char olddata[NET_MAXMESSAGE];
 314 void CL_KeepaliveMessage (qbool readmessages)
 315 {
 316         static double lastdirtytime = 0;
 317         static qbool recursive = false;
 318         double dirtytime;
 319         double deltatime;
 320         static double countdownmsg = 0;
 321         static double countdownupdate = 0;
 322         sizebuf_t old;
 323
 324         qbool thisrecursive;
 325
 326         thisrecursive = recursive;
 327         recursive = true;
 328
 329         dirtytime = Sys_DirtyTime();
 330         deltatime = dirtytime - lastdirtytime;
 331         lastdirtytime = dirtytime;
 332         if (deltatime <= 0 || deltatime >= 1800.0)
 333                 return;
 334
 335         countdownmsg -= deltatime;
 336         countdownupdate -= deltatime;
 337
 338         if(!thisrecursive)
 339         {
 340                 if(cls.state != ca_dedicated)
 341                 {
 342                         if(countdownupdate <= 0) // check if time stepped backwards
 343                                 countdownupdate = 2;
 344                 }
 345         }
 346
 347         // no need if server is local and definitely not if this is a demo
 348         if (sv.active || !cls.netcon || cls.protocol == PROTOCOL_QUAKEWORLD || cls.signon >= SIGNONS)
 349         {
 350                 recursive = thisrecursive;
 351                 return;
 352         }
 353
 354         if (readmessages)
 355         {
 356                 // read messages from server, should just be nops
 357                 old = cl_message;
 358                 memcpy(olddata, cl_message.data, cl_message.cursize);
 359
 360                 NetConn_ClientFrame();
 361
 362                 cl_message = old;
 363                 memcpy(cl_message.data, olddata, cl_message.cursize);
 364         }
 365
 366         if (cls.netcon && countdownmsg <= 0) // check if time stepped backwards
 367         {
 368                 sizebuf_t       msg;
 369                 unsigned char           buf[4];
 370                 countdownmsg = 5;
 371                 // write out a nop
 372                 // LadyHavoc: must use unreliable because reliable could kill the sigon message!
 373                 Con_Print("--> client to server keepalive\n");
 374                 memset(&msg, 0, sizeof(msg));
 375                 msg.data = buf;
 376                 msg.maxsize = sizeof(buf);
 377                 MSG_WriteChar(&msg, clc_nop);
 378                 NetConn_SendUnreliableMessage(cls.netcon, &msg, cls.protocol, 10000, 0, false);
 379         }
 380
 381         recursive = thisrecursive;
 382 }
 383
 384 void CL_ParseEntityLump(char *entdata)
 385 {
 386         qbool loadedsky = false;
 387         const char *data;
 388         char key[128], value[MAX_INPUTLINE];
 389         FOG_clear(); // LadyHavoc: no fog until set
 390         // LadyHavoc: default to the map's sky (q3 shader parsing sets this)
 391         R_SetSkyBox(cl.worldmodel->brush.skybox);
 392         data = entdata;
 393         if (!data)
 394                 return;
 395         if (!COM_ParseToken_Simple(&data, false, false, true))
 396                 return; // error
 397         if (com_token[0] != '{')
 398                 return; // error
 399         while (1)
 400         {
 401                 if (!COM_ParseToken_Simple(&data, false, false, true))
 402                         return; // error
 403                 if (com_token[0] == '}')
 404                         break; // end of worldspawn
 405                 if (com_token[0] == '_')
 406                         dp_strlcpy (key, com_token + 1, sizeof (key));
 407                 else
 408                         dp_strlcpy (key, com_token, sizeof (key));
 409                 while (key[strlen(key)-1] == ' ') // remove trailing spaces
 410                         key[strlen(key)-1] = 0;
 411                 if (!COM_ParseToken_Simple(&data, false, false, true))
 412                         return; // error
 413                 dp_strlcpy (value, com_token, sizeof (value));
 414                 if (!strcmp("sky", key))
 415                 {
 416                         loadedsky = true;
 417                         R_SetSkyBox(value);
 418                 }
 419                 else if (!strcmp("skyname", key)) // non-standard, introduced by QuakeForge... sigh.
 420                 {
 421                         loadedsky = true;
 422                         R_SetSkyBox(value);
 423                 }
 424                 else if (!strcmp("qlsky", key)) // non-standard, introduced by QuakeLives (EEK)
 425                 {
 426                         loadedsky = true;
 427                         R_SetSkyBox(value);
 428                 }
 429                 else if (!strcmp("fog", key))
 430                 {
 431                         FOG_clear(); // so missing values get good defaults
 432                         r_refdef.fog_start = 0;
 433                         r_refdef.fog_alpha = 1;
 434                         r_refdef.fog_end = 16384;
 435                         r_refdef.fog_height = 1<<30;
 436                         r_refdef.fog_fadedepth = 128;
 437 #if _MSC_VER >= 1400
 438 #define sscanf sscanf_s
 439 #endif
 440                         sscanf(value, "%f %f %f %f %f %f %f %f %f", &r_refdef.fog_density, &r_refdef.fog_red, &r_refdef.fog_green, &r_refdef.fog_blue, &r_refdef.fog_alpha, &r_refdef.fog_start, &r_refdef.fog_end, &r_refdef.fog_height, &r_refdef.fog_fadedepth);
 441                 }
 442                 else if (!strcmp("fog_density", key))
 443                         r_refdef.fog_density = atof(value);
 444                 else if (!strcmp("fog_red", key))
 445                         r_refdef.fog_red = atof(value);
 446                 else if (!strcmp("fog_green", key))
 447                         r_refdef.fog_green = atof(value);
 448                 else if (!strcmp("fog_blue", key))
 449                         r_refdef.fog_blue = atof(value);
 450                 else if (!strcmp("fog_alpha", key))
 451                         r_refdef.fog_alpha = atof(value);
 452                 else if (!strcmp("fog_start", key))
 453                         r_refdef.fog_start = atof(value);
 454                 else if (!strcmp("fog_end", key))
 455                         r_refdef.fog_end = atof(value);
 456                 else if (!strcmp("fog_height", key))
 457                         r_refdef.fog_height = atof(value);
 458                 else if (!strcmp("fog_fadedepth", key))
 459                         r_refdef.fog_fadedepth = atof(value);
 460                 else if (!strcmp("fog_heighttexture", key))
 461                 {
 462                         FOG_clear(); // so missing values get good defaults
 463 #if _MSC_VER >= 1400
 464                         sscanf_s(value, "%f %f %f %f %f %f %f %f %f %s", &r_refdef.fog_density, &r_refdef.fog_red, &r_refdef.fog_green, &r_refdef.fog_blue, &r_refdef.fog_alpha, &r_refdef.fog_start, &r_refdef.fog_end, &r_refdef.fog_height, &r_refdef.fog_fadedepth, r_refdef.fog_height_texturename, (unsigned int)sizeof(r_refdef.fog_height_texturename));
 465 #else
 466                         sscanf(value, "%f %f %f %f %f %f %f %f %f %63s", &r_refdef.fog_density, &r_refdef.fog_red, &r_refdef.fog_green, &r_refdef.fog_blue, &r_refdef.fog_alpha, &r_refdef.fog_start, &r_refdef.fog_end, &r_refdef.fog_height, &r_refdef.fog_fadedepth, r_refdef.fog_height_texturename);
 467 #endif
 468                         r_refdef.fog_height_texturename[63] = 0;
 469                 }
 470         }
 471
 472         if (!loadedsky && cl.worldmodel->brush.isq2bsp)
 473                 R_SetSkyBox("unit1_");
 474 }
 475
 476 extern cvar_t con_chatsound_team_file;
 477 static const vec3_t defaultmins = {-4096, -4096, -4096};
 478 static const vec3_t defaultmaxs = {4096, 4096, 4096};
 479 static void CL_SetupWorldModel(void)
 480 {
 481         prvm_prog_t *prog = CLVM_prog;
 482         // update the world model
 483         cl.entities[0].render.model = cl.worldmodel = CL_GetModelByIndex(1);
 484         CL_UpdateRenderEntity(&cl.entities[0].render);
 485
 486         // make sure the cl.worldname and related cvars are set up now that we know the world model name
 487         // set up csqc world for collision culling
 488         if (cl.worldmodel)
 489         {
 490                 dp_strlcpy(cl.worldname, cl.worldmodel->name, sizeof(cl.worldname));
 491                 FS_StripExtension(cl.worldname, cl.worldnamenoextension, sizeof(cl.worldnamenoextension));
 492                 dp_strlcpy(cl.worldbasename, !strncmp(cl.worldnamenoextension, "maps/", 5) ? cl.worldnamenoextension + 5 : cl.worldnamenoextension, sizeof(cl.worldbasename));
 493                 Cvar_SetQuick(&cl_worldmessage, cl.worldmessage);
 494                 Cvar_SetQuick(&cl_worldname, cl.worldname);
 495                 Cvar_SetQuick(&cl_worldnamenoextension, cl.worldnamenoextension);
 496                 Cvar_SetQuick(&cl_worldbasename, cl.worldbasename);
 497                 World_SetSize(&cl.world, cl.worldname, cl.worldmodel->normalmins, cl.worldmodel->normalmaxs, prog);
 498         }
 499         else
 500         {
 501                 Cvar_SetQuick(&cl_worldmessage, cl.worldmessage);
 502                 Cvar_SetQuick(&cl_worldnamenoextension, "");
 503                 Cvar_SetQuick(&cl_worldbasename, "");
 504                 World_SetSize(&cl.world, "", defaultmins, defaultmaxs, prog);
 505         }
 506         World_Start(&cl.world);
 507
 508         // load or reload .loc file for team chat messages
 509         CL_Locs_Reload_f(cmd_local);
 510
 511         // make sure we send enough keepalives
 512         CL_KeepaliveMessage(false);
 513
 514         // reset particles and other per-level things
 515         R_Modules_NewMap();
 516
 517         // make sure we send enough keepalives
 518         CL_KeepaliveMessage(false);
 519
 520         // load the team chat beep if possible
 521         cl.foundteamchatsound = FS_FileExists(con_chatsound_team_file.string);
 522
 523         // check memory integrity
 524         Mem_CheckSentinelsGlobal();
 525
 526 #ifdef CONFIG_MENU
 527         // make menu know
 528         MR_NewMap();
 529 #endif
 530
 531         // load the csqc now
 532         if (cl.loadcsqc)
 533         {
 534                 cl.loadcsqc = false;
 535
 536                 CL_VM_Init();
 537         }
 538 }
 539
 540 static qbool QW_CL_CheckOrDownloadFile(const char *filename)
 541 {
 542         qfile_t *file;
 543         char vabuf[1024];
 544
 545         // see if the file already exists
 546         file = FS_OpenVirtualFile(filename, true);
 547         if (file)
 548         {
 549                 FS_Close(file);
 550                 return true;
 551         }
 552
 553         // download messages in a demo would be bad
 554         if (cls.demorecording)
 555         {
 556                 Con_Printf("Unable to download \"%s\" when recording.\n", filename);
 557                 return true;
 558         }
 559
 560         // don't try to download when playing a demo
 561         if (!cls.netcon)
 562                 return true;
 563
 564         dp_strlcpy(cls.qw_downloadname, filename, sizeof(cls.qw_downloadname));
 565         Con_Printf("Downloading %s\n", filename);
 566
 567         if (!cls.qw_downloadmemory)
 568         {
 569                 cls.qw_downloadmemory = NULL;
 570                 cls.qw_downloadmemorycursize = 0;
 571                 cls.qw_downloadmemorymaxsize = 1024*1024; // start out with a 1MB buffer
 572         }
 573
 574         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 575         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "download %s", filename));
 576
 577         cls.qw_downloadnumber++;
 578         cls.qw_downloadpercent = 0;
 579         cls.qw_downloadmemorycursize = 0;
 580
 581         return false;
 582 }
 583
 584 static void QW_CL_ProcessUserInfo(int slot);
 585 static void QW_CL_RequestNextDownload(void)
 586 {
 587         int i;
 588         char vabuf[1024];
 589
 590         // clear name of file that just finished
 591         cls.qw_downloadname[0] = 0;
 592
 593         // skip the download fragment if playing a demo
 594         if (!cls.netcon)
 595         {
 596                 return;
 597         }
 598
 599         switch (cls.qw_downloadtype)
 600         {
 601         case dl_single:
 602                 break;
 603         case dl_skin:
 604                 if (cls.qw_downloadnumber == 0)
 605                         Con_Printf("Checking skins...\n");
 606                 for (;cls.qw_downloadnumber < cl.maxclients;cls.qw_downloadnumber++)
 607                 {
 608                         if (!cl.scores[cls.qw_downloadnumber].name[0])
 609                                 continue;
 610                         // check if we need to download the file, and return if so
 611                         if (!QW_CL_CheckOrDownloadFile(va(vabuf, sizeof(vabuf), "skins/%s.pcx", cl.scores[cls.qw_downloadnumber].qw_skin)))
 612                                 return;
 613                 }
 614
 615                 cls.qw_downloadtype = dl_none;
 616
 617                 // load any newly downloaded skins
 618                 for (i = 0;i < cl.maxclients;i++)
 619                         QW_CL_ProcessUserInfo(i);
 620
 621                 // if we're still in signon stages, request the next one
 622                 if (cls.signon != SIGNONS)
 623                 {
 624                         CL_SetSignonStage_WithMsg(SIGNONS - 1);
 625                         // we'll go to SIGNONS when the first entity update is received
 626                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 627                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "begin %i", cl.qw_servercount));
 628                 }
 629                 break;
 630         case dl_model:
 631                 if (cls.qw_downloadnumber == 0)
 632                 {
 633                         Con_Printf("Checking models...\n");
 634                         cls.qw_downloadnumber = 1;
 635                 }
 636
 637                 for (;cls.qw_downloadnumber < MAX_MODELS && cl.model_name[cls.qw_downloadnumber][0];cls.qw_downloadnumber++)
 638                 {
 639                         // skip submodels
 640                         if (cl.model_name[cls.qw_downloadnumber][0] == '*')
 641                                 continue;
 642                         if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/spike.mdl"))
 643                                 cl.qw_modelindex_spike = cls.qw_downloadnumber;
 644                         if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/player.mdl"))
 645                                 cl.qw_modelindex_player = cls.qw_downloadnumber;
 646                         if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/flag.mdl"))
 647                                 cl.qw_modelindex_flag = cls.qw_downloadnumber;
 648                         if (!strcmp(cl.model_name[cls.qw_downloadnumber], "progs/s_explod.spr"))
 649                                 cl.qw_modelindex_s_explod = cls.qw_downloadnumber;
 650                         // check if we need to download the file, and return if so
 651                         if (!QW_CL_CheckOrDownloadFile(cl.model_name[cls.qw_downloadnumber]))
 652                                 return;
 653                 }
 654
 655                 cls.qw_downloadtype = dl_none;
 656
 657                 // touch all of the precached models that are still loaded so we can free
 658                 // anything that isn't needed
 659                 if (!sv.active)
 660                         Mod_ClearUsed();
 661                 for (i = 1;i < MAX_MODELS && cl.model_name[i][0];i++)
 662                         Mod_FindName(cl.model_name[i], cl.model_name[i][0] == '*' ? cl.model_name[1] : NULL);
 663                 // precache any models used by the client (this also marks them used)
 664                 cl.model_bolt = Mod_ForName("progs/bolt.mdl", false, false, NULL);
 665                 cl.model_bolt2 = Mod_ForName("progs/bolt2.mdl", false, false, NULL);
 666                 cl.model_bolt3 = Mod_ForName("progs/bolt3.mdl", false, false, NULL);
 667                 cl.model_beam = Mod_ForName("progs/beam.mdl", false, false, NULL);
 668
 669                 // we purge the models and sounds later in CL_SignonReply
 670                 //Mod_PurgeUnused();
 671
 672                 // now we try to load everything that is new
 673
 674                 // world model
 675                 cl.model_precache[1] = Mod_ForName(cl.model_name[1], false, false, NULL);
 676                 if (cl.model_precache[1]->Draw == NULL)
 677                         Con_Printf("Map %s could not be found or downloaded\n", cl.model_name[1]);
 678
 679                 // normal models
 680                 for (i = 2;i < MAX_MODELS && cl.model_name[i][0];i++)
 681                         if ((cl.model_precache[i] = Mod_ForName(cl.model_name[i], false, false, cl.model_name[i][0] == '*' ? cl.model_name[1] : NULL))->Draw == NULL)
 682                                 Con_Printf("Model %s could not be found or downloaded\n", cl.model_name[i]);
 683
 684                 // check memory integrity
 685                 Mem_CheckSentinelsGlobal();
 686
 687                 // now that we have a world model, set up the world entity, renderer
 688                 // modules and csqc
 689                 CL_SetupWorldModel();
 690
 691                 // add pmodel/emodel CRCs to userinfo
 692                 CL_SetInfo("pmodel", va(vabuf, sizeof(vabuf), "%i", FS_CRCFile("progs/player.mdl", NULL)), true, true, true, true);
 693                 CL_SetInfo("emodel", va(vabuf, sizeof(vabuf), "%i", FS_CRCFile("progs/eyes.mdl", NULL)), true, true, true, true);
 694
 695                 // done checking sounds and models, send a prespawn command now
 696                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 697                 MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "prespawn %i 0 %i", cl.qw_servercount, cl.model_precache[1]->brush.qw_md4sum2));
 698
 699                 if (cls.qw_downloadmemory)
 700                 {
 701                         Mem_Free(cls.qw_downloadmemory);
 702                         cls.qw_downloadmemory = NULL;
 703                 }
 704
 705                 // done loading
 706                 cl.loadfinished = true;
 707                 break;
 708         case dl_sound:
 709                 if (cls.qw_downloadnumber == 0)
 710                 {
 711                         Con_Printf("Checking sounds...\n");
 712                         cls.qw_downloadnumber = 1;
 713                 }
 714
 715                 for (;cl.sound_name[cls.qw_downloadnumber][0];cls.qw_downloadnumber++)
 716                 {
 717                         // check if we need to download the file, and return if so
 718                         if (!QW_CL_CheckOrDownloadFile(va(vabuf, sizeof(vabuf), "sound/%s", cl.sound_name[cls.qw_downloadnumber])))
 719                                 return;
 720                 }
 721
 722                 cls.qw_downloadtype = dl_none;
 723
 724                 // clear sound usage flags for purging of unused sounds
 725                 S_ClearUsed();
 726
 727                 // precache any sounds used by the client
 728                 cl.sfx_wizhit = S_PrecacheSound(cl_sound_wizardhit.string, false, true);
 729                 cl.sfx_knighthit = S_PrecacheSound(cl_sound_hknighthit.string, false, true);
 730                 cl.sfx_tink1 = S_PrecacheSound(cl_sound_tink1.string, false, true);
 731                 cl.sfx_ric1 = S_PrecacheSound(cl_sound_ric1.string, false, true);
 732                 cl.sfx_ric2 = S_PrecacheSound(cl_sound_ric2.string, false, true);
 733                 cl.sfx_ric3 = S_PrecacheSound(cl_sound_ric3.string, false, true);
 734                 cl.sfx_r_exp3 = S_PrecacheSound(cl_sound_r_exp3.string, false, true);
 735
 736                 // sounds used by the game
 737                 for (i = 1;i < MAX_SOUNDS && cl.sound_name[i][0];i++)
 738                         cl.sound_precache[i] = S_PrecacheSound(cl.sound_name[i], true, true);
 739
 740                 // we purge the models and sounds later in CL_SignonReply
 741                 //S_PurgeUnused();
 742
 743                 // check memory integrity
 744                 Mem_CheckSentinelsGlobal();
 745
 746                 // done with sound downloads, next we check models
 747                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 748                 MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "modellist %i %i", cl.qw_servercount, 0));
 749                 break;
 750         case dl_none:
 751         default:
 752                 Con_Printf("Unknown download type.\n");
 753         }
 754 }
 755
 756 static void QW_CL_ParseDownload(void)
 757 {
 758         int size = (signed short)MSG_ReadShort(&cl_message);
 759         int percent = MSG_ReadByte(&cl_message);
 760
 761         //Con_Printf("download %i %i%% (%i/%i)\n", size, percent, cls.qw_downloadmemorycursize, cls.qw_downloadmemorymaxsize);
 762
 763         // skip the download fragment if playing a demo
 764         if (!cls.netcon)
 765         {
 766                 if (size > 0)
 767                         cl_message.readcount += size;
 768                 return;
 769         }
 770
 771         if (size == -1)
 772         {
 773                 Con_Printf("File not found.\n");
 774                 QW_CL_RequestNextDownload();
 775                 return;
 776         }
 777
 778         if (cl_message.readcount + (unsigned short)size > cl_message.cursize)
 779                 Host_Error("corrupt download message\n");
 780
 781         // make sure the buffer is big enough to include this new fragment
 782         if (!cls.qw_downloadmemory || cls.qw_downloadmemorymaxsize < cls.qw_downloadmemorycursize + size)
 783         {
 784                 unsigned char *old;
 785                 while (cls.qw_downloadmemorymaxsize < cls.qw_downloadmemorycursize + size)
 786                         cls.qw_downloadmemorymaxsize *= 2;
 787                 old = cls.qw_downloadmemory;
 788                 cls.qw_downloadmemory = (unsigned char *)Mem_Alloc(cls.permanentmempool, cls.qw_downloadmemorymaxsize);
 789                 if (old)
 790                 {
 791                         memcpy(cls.qw_downloadmemory, old, cls.qw_downloadmemorycursize);
 792                         Mem_Free(old);
 793                 }
 794         }
 795
 796         // read the fragment out of the packet
 797         MSG_ReadBytes(&cl_message, size, cls.qw_downloadmemory + cls.qw_downloadmemorycursize);
 798         cls.qw_downloadmemorycursize += size;
 799         cls.qw_downloadspeedcount += size;
 800
 801         cls.qw_downloadpercent = percent;
 802
 803         if (percent != 100)
 804         {
 805                 // request next fragment
 806                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 807                 MSG_WriteString(&cls.netcon->message, "nextdl");
 808         }
 809         else
 810         {
 811                 // finished file
 812                 Con_Printf("Downloaded \"%s\"\n", cls.qw_downloadname);
 813
 814                 FS_WriteFile(cls.qw_downloadname, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
 815
 816                 cls.qw_downloadpercent = 0;
 817
 818                 // start downloading the next file (or join the game)
 819                 QW_CL_RequestNextDownload();
 820         }
 821 }
 822
 823 static void QW_CL_ParseModelList(void)
 824 {
 825         int n;
 826         int nummodels = MSG_ReadByte(&cl_message);
 827         char *str;
 828         char vabuf[1024];
 829
 830         // parse model precache list
 831         for (;;)
 832         {
 833                 str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
 834                 if (!str[0])
 835                         break;
 836                 nummodels++;
 837                 if (nummodels==MAX_MODELS)
 838                         Host_Error("Server sent too many model precaches");
 839                 if (strlen(str) >= MAX_QPATH)
 840                         Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
 841                 dp_strlcpy(cl.model_name[nummodels], str, sizeof (cl.model_name[nummodels]));
 842         }
 843
 844         n = MSG_ReadByte(&cl_message);
 845         if (n)
 846         {
 847                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 848                 MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "modellist %i %i", cl.qw_servercount, n));
 849                 return;
 850         }
 851
 852         CL_SetSignonStage_WithMsg(2);
 853         cls.qw_downloadnumber = 0;
 854         cls.qw_downloadtype = dl_model;
 855         QW_CL_RequestNextDownload();
 856 }
 857
 858 static void QW_CL_ParseSoundList(void)
 859 {
 860         int n;
 861         int numsounds = MSG_ReadByte(&cl_message);
 862         char *str;
 863         char vabuf[1024];
 864
 865         // parse sound precache list
 866         for (;;)
 867         {
 868                 str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
 869                 if (!str[0])
 870                         break;
 871                 numsounds++;
 872                 if (numsounds==MAX_SOUNDS)
 873                         Host_Error("Server sent too many sound precaches");
 874                 if (strlen(str) >= MAX_QPATH)
 875                         Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
 876                 dp_strlcpy(cl.sound_name[numsounds], str, sizeof (cl.sound_name[numsounds]));
 877         }
 878
 879         n = MSG_ReadByte(&cl_message);
 880
 881         if (n)
 882         {
 883                 MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
 884                 MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "soundlist %i %i", cl.qw_servercount, n));
 885                 return;
 886         }
 887
 888         CL_SetSignonStage_WithMsg(2);
 889         cls.qw_downloadnumber = 0;
 890         cls.qw_downloadtype = dl_sound;
 891         QW_CL_RequestNextDownload();
 892 }
 893
 894 static void QW_CL_Skins_f(cmd_state_t *cmd)
 895 {
 896         cls.qw_downloadnumber = 0;
 897         cls.qw_downloadtype = dl_skin;
 898         QW_CL_RequestNextDownload();
 899 }
 900
 901 static void QW_CL_Changing_f(cmd_state_t *cmd)
 902 {
 903         if (cls.qw_downloadmemory)  // don't change when downloading
 904                 return;
 905
 906         S_StopAllSounds();
 907         cl.intermission = 0;
 908         CL_SetSignonStage_WithMsg(1); // not active anymore, but not disconnected
 909         Con_Printf("\nChanging map...\n");
 910 }
 911
 912 void QW_CL_NextUpload_f(cmd_state_t *cmd)
 913 {
 914         int r, percent, size;
 915
 916         if (!cls.qw_uploaddata)
 917                 return;
 918
 919         r = cls.qw_uploadsize - cls.qw_uploadpos;
 920         if (r > 768)
 921                 r = 768;
 922         size = min(1, cls.qw_uploadsize);
 923         percent = (cls.qw_uploadpos+r)*100/size;
 924
 925         MSG_WriteByte(&cls.netcon->message, qw_clc_upload);
 926         MSG_WriteShort(&cls.netcon->message, r);
 927         MSG_WriteByte(&cls.netcon->message, percent);
 928         SZ_Write(&cls.netcon->message, cls.qw_uploaddata + cls.qw_uploadpos, r);
 929
 930         Con_DPrintf("UPLOAD: %6d: %d written\n", cls.qw_uploadpos, r);
 931
 932         cls.qw_uploadpos += r;
 933
 934         if (cls.qw_uploadpos < cls.qw_uploadsize)
 935                 return;
 936
 937         Con_Printf("Upload completed\n");
 938
 939         QW_CL_StopUpload_f(cmd);
 940 }
 941
 942 void QW_CL_StartUpload(unsigned char *data, int size)
 943 {
 944         // do nothing in demos or if not connected
 945         if (!cls.netcon)
 946                 return;
 947
 948         // abort existing upload if in progress
 949         QW_CL_StopUpload_f(cmd_local);
 950
 951         Con_DPrintf("Starting upload of %d bytes...\n", size);
 952
 953         cls.qw_uploaddata = (unsigned char *)Mem_Alloc(cls.permanentmempool, size);
 954         memcpy(cls.qw_uploaddata, data, size);
 955         cls.qw_uploadsize = size;
 956         cls.qw_uploadpos = 0;
 957
 958         QW_CL_NextUpload_f(cmd_local);
 959 }
 960
 961 #if 0
 962 qbool QW_CL_IsUploading(void)
 963 {
 964         return cls.qw_uploaddata != NULL;
 965 }
 966 #endif
 967
 968 void QW_CL_StopUpload_f(cmd_state_t *cmd)
 969 {
 970         if (cls.qw_uploaddata)
 971                 Mem_Free(cls.qw_uploaddata);
 972         cls.qw_uploaddata = NULL;
 973         cls.qw_uploadsize = 0;
 974         cls.qw_uploadpos = 0;
 975 }
 976
 977 static void QW_CL_ProcessUserInfo(int slot)
 978 {
 979         int topcolor, bottomcolor;
 980         char temp[2048];
 981         InfoString_GetValue(cl.scores[slot].qw_userinfo, "name", cl.scores[slot].name, sizeof(cl.scores[slot].name));
 982         InfoString_GetValue(cl.scores[slot].qw_userinfo, "topcolor", temp, sizeof(temp));topcolor = atoi(temp);
 983         InfoString_GetValue(cl.scores[slot].qw_userinfo, "bottomcolor", temp, sizeof(temp));bottomcolor = atoi(temp);
 984         cl.scores[slot].colors = topcolor * 16 + bottomcolor;
 985         InfoString_GetValue(cl.scores[slot].qw_userinfo, "*spectator", temp, sizeof(temp));
 986         cl.scores[slot].qw_spectator = temp[0] != 0;
 987         InfoString_GetValue(cl.scores[slot].qw_userinfo, "team", cl.scores[slot].qw_team, sizeof(cl.scores[slot].qw_team));
 988         InfoString_GetValue(cl.scores[slot].qw_userinfo, "skin", cl.scores[slot].qw_skin, sizeof(cl.scores[slot].qw_skin));
 989         if (!cl.scores[slot].qw_skin[0])
 990                 dp_strlcpy(cl.scores[slot].qw_skin, "base", sizeof(cl.scores[slot].qw_skin));
 991         // TODO: skin cache
 992 }
 993
 994 static void QW_CL_UpdateUserInfo(void)
 995 {
 996         int slot;
 997         slot = MSG_ReadByte(&cl_message);
 998         if (slot >= cl.maxclients)
 999         {
1000                 Con_Printf("svc_updateuserinfo >= cl.maxclients\n");
1001                 MSG_ReadLong(&cl_message);
1002                 MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1003                 return;
1004         }
1005         cl.scores[slot].qw_userid = MSG_ReadLong(&cl_message);
1006         dp_strlcpy(cl.scores[slot].qw_userinfo, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(cl.scores[slot].qw_userinfo));
1007
1008         QW_CL_ProcessUserInfo(slot);
1009 }
1010
1011 static void QW_CL_SetInfo(void)
1012 {
1013         int slot;
1014         char key[2048];
1015         char value[2048];
1016         slot = MSG_ReadByte(&cl_message);
1017         dp_strlcpy(key, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(key));
1018         dp_strlcpy(value, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(value));
1019         if (slot >= cl.maxclients)
1020         {
1021                 Con_Printf("svc_setinfo >= cl.maxclients\n");
1022                 return;
1023         }
1024         InfoString_SetValue(cl.scores[slot].qw_userinfo, sizeof(cl.scores[slot].qw_userinfo), key, value);
1025
1026         QW_CL_ProcessUserInfo(slot);
1027 }
1028
1029 static void QW_CL_ServerInfo(void)
1030 {
1031         char key[2048];
1032         char value[2048];
1033         char temp[32];
1034         dp_strlcpy(key, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(key));
1035         dp_strlcpy(value, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof(value));
1036         Con_DPrintf("SERVERINFO: %s=%s\n", key, value);
1037         InfoString_SetValue(cl.qw_serverinfo, sizeof(cl.qw_serverinfo), key, value);
1038         InfoString_GetValue(cl.qw_serverinfo, "teamplay", temp, sizeof(temp));
1039         cl.qw_teamplay = atoi(temp);
1040 }
1041
1042 static void QW_CL_ParseNails(void)
1043 {
1044         int i, j;
1045         int numnails = MSG_ReadByte(&cl_message);
1046         vec_t *v;
1047         unsigned char bits[6];
1048         for (i = 0;i < numnails;i++)
1049         {
1050                 for (j = 0;j < 6;j++)
1051                         bits[j] = MSG_ReadByte(&cl_message);
1052                 if (cl.qw_num_nails >= 255)
1053                         continue;
1054                 v = cl.qw_nails[cl.qw_num_nails++];
1055                 v[0] = ( ( bits[0] + ((bits[1]&15)<<8) ) <<1) - 4096;
1056                 v[1] = ( ( (bits[1]>>4) + (bits[2]<<4) ) <<1) - 4096;
1057                 v[2] = ( ( bits[3] + ((bits[4]&15)<<8) ) <<1) - 4096;
1058                 v[3] = -360*(bits[4]>>4)/16;
1059                 v[4] = 360*bits[5]/256;
1060                 v[5] = 0;
1061         }
1062 }
1063
1064 static void CL_UpdateItemsAndWeapon(void)
1065 {
1066         int j;
1067         // check for important changes
1068
1069         // set flash times
1070         // UBSan: unsigned literals because left shifting by 31 causes signed overflow, although it works as expected on x86.
1071         if (cl.olditems != cl.stats[STAT_ITEMS])
1072                 for (j = 0;j < 32;j++)
1073                         if ((cl.stats[STAT_ITEMS] & (1u<<j)) && !(cl.olditems & (1u<<j)))
1074                                 cl.item_gettime[j] = cl.time;
1075         cl.olditems = cl.stats[STAT_ITEMS];
1076
1077         // GAME_NEXUIZ hud needs weapon change time
1078         if (cl.activeweapon != cl.stats[STAT_ACTIVEWEAPON])
1079                 cl.weapontime = cl.time;
1080         cl.activeweapon = cl.stats[STAT_ACTIVEWEAPON];
1081 }
1082
1083 #define LOADPROGRESSWEIGHT_SOUND            1.0
1084 #define LOADPROGRESSWEIGHT_MODEL            4.0
1085 #define LOADPROGRESSWEIGHT_WORLDMODEL      30.0
1086 #define LOADPROGRESSWEIGHT_WORLDMODEL_INIT  2.0
1087
1088 static void CL_BeginDownloads(qbool aborteddownload)
1089 {
1090         char vabuf[1024];
1091         // quakeworld works differently
1092         if (cls.protocol == PROTOCOL_QUAKEWORLD)
1093                 return;
1094
1095         // this would be a good place to do curl downloads
1096         if(Curl_Have_forthismap())
1097         {
1098                 Curl_Register_predownload(); // come back later
1099                 return;
1100         }
1101
1102         // if we got here...
1103         // curl is done, so let's start with the business
1104         if(!cl.loadbegun)
1105                 SCR_PushLoadingScreen("Loading precaches", 1);
1106         cl.loadbegun = true;
1107
1108         // if already downloading something from the previous level, don't stop it
1109         if (cls.qw_downloadname[0])
1110                 return;
1111
1112         if (cl.downloadcsqc)
1113         {
1114                 size_t progsize;
1115                 cl.downloadcsqc = false;
1116                 if (cls.netcon
1117                  && !sv.active
1118                  && csqc_progname.string
1119                  && csqc_progname.string[0]
1120                  && csqc_progcrc.integer >= 0
1121                  && cl_serverextension_download.integer
1122                  && (FS_CRCFile(csqc_progname.string, &progsize) != csqc_progcrc.integer || ((int)progsize != csqc_progsize.integer && csqc_progsize.integer != -1))
1123                  && !FS_FileExists(va(vabuf, sizeof(vabuf), "dlcache/%s.%i.%i", csqc_progname.string, csqc_progsize.integer, csqc_progcrc.integer)))
1124                 {
1125                         Con_Printf("Downloading new CSQC code to dlcache/%s.%i.%i\n", csqc_progname.string, csqc_progsize.integer, csqc_progcrc.integer);
1126                         if(cl_serverextension_download.integer == 2 && FS_HasZlib())
1127                                 CL_ForwardToServer(va(vabuf, sizeof(vabuf), "download %s deflate", csqc_progname.string));
1128                         else
1129                                 CL_ForwardToServer(va(vabuf, sizeof(vabuf), "download %s", csqc_progname.string));
1130                         return;
1131                 }
1132         }
1133
1134         if (cl.loadmodel_current < cl.loadmodel_total)
1135         {
1136                 // loading models
1137                 if(cl.loadmodel_current == 1)
1138                 {
1139                         // worldmodel counts as 16 models (15 + world model setup), for better progress bar
1140                         SCR_PushLoadingScreen("Loading precached models",
1141                                 (
1142                                         (cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1143                                 +       LOADPROGRESSWEIGHT_WORLDMODEL
1144                                 +       LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1145                                 ) / (
1146                                         (cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1147                                 +       LOADPROGRESSWEIGHT_WORLDMODEL
1148                                 +       LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1149                                 +       cl.loadsound_total * LOADPROGRESSWEIGHT_SOUND
1150                                 )
1151                         );
1152                 }
1153                 for (;cl.loadmodel_current < cl.loadmodel_total;cl.loadmodel_current++)
1154                 {
1155                         SCR_PushLoadingScreen(cl.model_name[cl.loadmodel_current],
1156                                 (
1157                                         (cl.loadmodel_current == 1) ? LOADPROGRESSWEIGHT_WORLDMODEL : LOADPROGRESSWEIGHT_MODEL
1158                                 ) / (
1159                                         (cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1160                                 +       LOADPROGRESSWEIGHT_WORLDMODEL
1161                                 +       LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1162                                 )
1163                         );
1164                         if (cl.model_precache[cl.loadmodel_current] && cl.model_precache[cl.loadmodel_current]->Draw)
1165                         {
1166                                 SCR_PopLoadingScreen(false);
1167                                 if(cl.loadmodel_current == 1)
1168                                 {
1169                                         SCR_PushLoadingScreen(cl.model_name[cl.loadmodel_current], 1.0 / cl.loadmodel_total);
1170                                         SCR_PopLoadingScreen(false);
1171                                 }
1172                                 continue;
1173                         }
1174                         CL_KeepaliveMessage(true);
1175
1176                         // if running a local game, calling Mod_ForName is a completely wasted effort...
1177                         if (sv.active)
1178                                 cl.model_precache[cl.loadmodel_current] = sv.models[cl.loadmodel_current];
1179                         else
1180                         {
1181                                 if(cl.loadmodel_current == 1)
1182                                 {
1183                                         // they'll be soon loaded, but make sure we apply freshly downloaded shaders from a curled pk3
1184                                         Mod_FreeQ3Shaders();
1185                                 }
1186                                 cl.model_precache[cl.loadmodel_current] = Mod_ForName(cl.model_name[cl.loadmodel_current], false, false, cl.model_name[cl.loadmodel_current][0] == '*' ? cl.model_name[1] : NULL);
1187                         }
1188                         SCR_PopLoadingScreen(false);
1189                         if (cl.model_precache[cl.loadmodel_current] && cl.model_precache[cl.loadmodel_current]->Draw && cl.loadmodel_current == 1)
1190                         {
1191                                 // we now have the worldmodel so we can set up the game world
1192                                 SCR_PushLoadingScreen("world model setup",
1193                                         (
1194                                                 LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1195                                         ) / (
1196                                                 (cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1197                                         +       LOADPROGRESSWEIGHT_WORLDMODEL
1198                                         +       LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1199                                         )
1200                                 );
1201                                 CL_SetupWorldModel();
1202                                 SCR_PopLoadingScreen(true);
1203                                 if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1204                                 {
1205                                         cl.loadfinished = true;
1206                                         // now issue the spawn to move on to signon 2 like normal
1207                                         if (cls.netcon)
1208                                                 CL_ForwardToServer("prespawn");
1209                                 }
1210                         }
1211                 }
1212                 SCR_PopLoadingScreen(false);
1213                 // finished loading models
1214         }
1215
1216         if (cl.loadsound_current < cl.loadsound_total)
1217         {
1218                 // loading sounds
1219                 if(cl.loadsound_current == 1)
1220                         SCR_PushLoadingScreen("Loading precached sounds",
1221                                 (
1222                                         cl.loadsound_total * LOADPROGRESSWEIGHT_SOUND
1223                                 ) / (
1224                                         (cl.loadmodel_total - 1) * LOADPROGRESSWEIGHT_MODEL
1225                                 +       LOADPROGRESSWEIGHT_WORLDMODEL
1226                                 +       LOADPROGRESSWEIGHT_WORLDMODEL_INIT
1227                                 +       cl.loadsound_total * LOADPROGRESSWEIGHT_SOUND
1228                                 )
1229                         );
1230                 for (;cl.loadsound_current < cl.loadsound_total;cl.loadsound_current++)
1231                 {
1232                         SCR_PushLoadingScreen(cl.sound_name[cl.loadsound_current], 1.0 / cl.loadsound_total);
1233                         if (cl.sound_precache[cl.loadsound_current] && S_IsSoundPrecached(cl.sound_precache[cl.loadsound_current]))
1234                         {
1235                                 SCR_PopLoadingScreen(false);
1236                                 continue;
1237                         }
1238                         CL_KeepaliveMessage(true);
1239                         cl.sound_precache[cl.loadsound_current] = S_PrecacheSound(cl.sound_name[cl.loadsound_current], false, true);
1240                         SCR_PopLoadingScreen(false);
1241                 }
1242                 SCR_PopLoadingScreen(false);
1243                 // finished loading sounds
1244         }
1245
1246         if(IS_NEXUIZ_DERIVED(gamemode))
1247                 Cvar_SetValueQuick(&cl_serverextension_download, false);
1248                 // in Nexuiz/Xonotic, the built in download protocol is kinda broken (misses lots
1249                 // of dependencies) anyway, and can mess around with the game directory;
1250                 // until this is fixed, only support pk3 downloads via curl, and turn off
1251                 // individual file downloads other than for CSQC
1252                 // on the other end of the download protocol, GAME_NEXUIZ/GAME_XONOTIC enforces writing
1253                 // to dlcache only
1254                 // idea: support download of pk3 files using this protocol later
1255
1256         // note: the reason these loops skip already-loaded things is that it
1257         // enables this command to be issued during the game if desired
1258
1259         if (cl.downloadmodel_current < cl.loadmodel_total)
1260         {
1261                 // loading models
1262
1263                 for (;cl.downloadmodel_current < cl.loadmodel_total;cl.downloadmodel_current++)
1264                 {
1265                         if (aborteddownload)
1266                         {
1267
1268                                 if (cl.downloadmodel_current == 1)
1269                                 {
1270                                         // the worldmodel failed, but we need to set up anyway
1271                                         Mod_FreeQ3Shaders();
1272                                         CL_SetupWorldModel();
1273                                         if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1274                                         {
1275                                                 cl.loadfinished = true;
1276                                                 // now issue the spawn to move on to signon 2 like normal
1277                                                 if (cls.netcon)
1278                                                         CL_ForwardToServer("prespawn");
1279                                         }
1280                                 }
1281                                 aborteddownload = false;
1282                                 continue;
1283                         }
1284                         if (cl.model_precache[cl.downloadmodel_current] && cl.model_precache[cl.downloadmodel_current]->Draw)
1285                                 continue;
1286                         CL_KeepaliveMessage(true);
1287                         if (cl.model_name[cl.downloadmodel_current][0] != '*' && strcmp(cl.model_name[cl.downloadmodel_current], "null") && !FS_FileExists(cl.model_name[cl.downloadmodel_current]))
1288                         {
1289                                 if (cl.downloadmodel_current == 1)
1290                                         Con_Printf("Map %s not found\n", cl.model_name[cl.downloadmodel_current]);
1291                                 else
1292                                         Con_Printf("Model %s not found\n", cl.model_name[cl.downloadmodel_current]);
1293                                 // regarding the * check: don't try to download submodels
1294                                 if (cl_serverextension_download.integer && cls.netcon && cl.model_name[cl.downloadmodel_current][0] != '*' && !sv.active)
1295                                 {
1296                                         CL_ForwardToServer(va(vabuf, sizeof(vabuf), "download %s", cl.model_name[cl.downloadmodel_current]));
1297                                         // we'll try loading again when the download finishes
1298                                         return;
1299                                 }
1300                         }
1301
1302                         if(cl.downloadmodel_current == 1)
1303                         {
1304                                 // they'll be soon loaded, but make sure we apply freshly downloaded shaders from a curled pk3
1305                                 Mod_FreeQ3Shaders();
1306                         }
1307
1308                         cl.model_precache[cl.downloadmodel_current] = Mod_ForName(cl.model_name[cl.downloadmodel_current], false, true, cl.model_name[cl.downloadmodel_current][0] == '*' ? cl.model_name[1] : NULL);
1309                         if (cl.downloadmodel_current == 1)
1310                         {
1311                                 // we now have the worldmodel so we can set up the game world
1312                                 // or maybe we do not have it (cl_serverextension_download 0)
1313                                 // then we need to continue loading ANYWAY!
1314                                 CL_SetupWorldModel();
1315                                 if (!cl.loadfinished && cl_joinbeforedownloadsfinish.integer)
1316                                 {
1317                                         cl.loadfinished = true;
1318                                         // now issue the spawn to move on to signon 2 like normal
1319                                         if (cls.netcon)
1320                                                 CL_ForwardToServer("prespawn");
1321                                 }
1322                         }
1323                 }
1324
1325                 // finished loading models
1326         }
1327
1328         if (cl.downloadsound_current < cl.loadsound_total)
1329         {
1330                 // loading sounds
1331
1332                 for (;cl.downloadsound_current < cl.loadsound_total;cl.downloadsound_current++)
1333                 {
1334                         char soundname[MAX_QPATH];
1335                         if (aborteddownload)
1336                         {
1337                                 aborteddownload = false;
1338                                 continue;
1339                         }
1340                         if (cl.sound_precache[cl.downloadsound_current] && S_IsSoundPrecached(cl.sound_precache[cl.downloadsound_current]))
1341                                 continue;
1342                         CL_KeepaliveMessage(true);
1343                         dpsnprintf(soundname, sizeof(soundname), "sound/%s", cl.sound_name[cl.downloadsound_current]);
1344                         if (!FS_FileExists(soundname) && !FS_FileExists(cl.sound_name[cl.downloadsound_current]))
1345                         {
1346                                 if (cl_serverextension_download.integer && cls.netcon && !sv.active)
1347                                 {
1348                                         CL_ForwardToServer(va(vabuf, sizeof(vabuf), "download %s", soundname));
1349                                         // we'll try loading again when the download finishes
1350                                         return;
1351                                 }
1352                         }
1353                         cl.sound_precache[cl.downloadsound_current] = S_PrecacheSound(cl.sound_name[cl.downloadsound_current], false, true);
1354                 }
1355
1356                 // finished loading sounds
1357         }
1358
1359         SCR_PopLoadingScreen(false);
1360
1361         if (!cl.loadfinished)
1362         {
1363                 cl.loadfinished = true;
1364
1365                 // check memory integrity
1366                 Mem_CheckSentinelsGlobal();
1367
1368                 // now issue the spawn to move on to signon 2 like normal
1369                 if (cls.netcon)
1370                         CL_ForwardToServer("prespawn");
1371         }
1372 }
1373
1374 static void CL_BeginDownloads_f(cmd_state_t *cmd)
1375 {
1376         // prevent cl_begindownloads from being issued multiple times in one match
1377         // to prevent accidentally cancelled downloads
1378         if(cl.loadbegun)
1379                 Con_Printf("cl_begindownloads is only valid once per match\n");
1380         else
1381                 CL_BeginDownloads(false);
1382 }
1383
1384 static void CL_StopDownload(int size, int crc)
1385 {
1386         if (cls.qw_downloadmemory && cls.qw_downloadmemorycursize == size && CRC_Block(cls.qw_downloadmemory, cls.qw_downloadmemorycursize) == crc)
1387         {
1388                 int existingcrc;
1389                 size_t existingsize;
1390                 const char *extension;
1391
1392                 if(cls.qw_download_deflate)
1393                 {
1394                         unsigned char *out;
1395                         size_t inflated_size;
1396                         out = FS_Inflate(cls.qw_downloadmemory, cls.qw_downloadmemorycursize, &inflated_size, tempmempool);
1397                         Mem_Free(cls.qw_downloadmemory);
1398                         if(out)
1399                         {
1400                                 Con_Printf("Inflated download: new size: %u (%g%%)\n", (unsigned)inflated_size, 100.0 - 100.0*(cls.qw_downloadmemorycursize / (float)inflated_size));
1401                                 cls.qw_downloadmemory = out;
1402                                 cls.qw_downloadmemorycursize = (int)inflated_size;
1403                         }
1404                         else
1405                         {
1406                                 cls.qw_downloadmemory = NULL;
1407                                 cls.qw_downloadmemorycursize = 0;
1408                                 Con_Printf("Cannot inflate download, possibly corrupt or zlib not present\n");
1409                         }
1410                 }
1411
1412                 if(!cls.qw_downloadmemory)
1413                 {
1414                         Con_Printf("Download \"%s\" is corrupt (see above!)\n", cls.qw_downloadname);
1415                 }
1416                 else
1417                 {
1418                         crc = CRC_Block(cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1419                         size = cls.qw_downloadmemorycursize;
1420                         // finished file
1421                         // save to disk only if we don't already have it
1422                         // (this is mainly for playing back demos)
1423                         existingcrc = FS_CRCFile(cls.qw_downloadname, &existingsize);
1424                         if (existingsize || IS_NEXUIZ_DERIVED(gamemode) || !strcmp(cls.qw_downloadname, csqc_progname.string))
1425                                 // let csprogs ALWAYS go to dlcache, to prevent "viral csprogs"; also, never put files outside dlcache for Nexuiz/Xonotic
1426                         {
1427                                 if ((int)existingsize != size || existingcrc != crc)
1428                                 {
1429                                         // we have a mismatching file, pick another name for it
1430                                         char name[MAX_QPATH*2];
1431                                         dpsnprintf(name, sizeof(name), "dlcache/%s.%i.%i", cls.qw_downloadname, size, crc);
1432                                         if (!FS_FileExists(name))
1433                                         {
1434                                                 Con_Printf("Downloaded \"%s\" (%i bytes, %i CRC)\n", name, size, crc);
1435                                                 FS_WriteFile(name, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1436                                                 if(!strcmp(cls.qw_downloadname, csqc_progname.string))
1437                                                 {
1438                                                         if(cls.caughtcsprogsdata)
1439                                                                 Mem_Free(cls.caughtcsprogsdata);
1440                                                         cls.caughtcsprogsdata = (unsigned char *) Mem_Alloc(cls.permanentmempool, cls.qw_downloadmemorycursize);
1441                                                         memcpy(cls.caughtcsprogsdata, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1442                                                         cls.caughtcsprogsdatasize = cls.qw_downloadmemorycursize;
1443                                                         Con_DPrintf("Buffered \"%s\"\n", name);
1444                                                 }
1445                                         }
1446                                 }
1447                         }
1448                         else
1449                         {
1450                                 // we either don't have it or have a mismatching file...
1451                                 // so it's time to accept the file
1452                                 // but if we already have a mismatching file we need to rename
1453                                 // this new one, and if we already have this file in renamed form,
1454                                 // we do nothing
1455                                 Con_Printf("Downloaded \"%s\" (%i bytes, %i CRC)\n", cls.qw_downloadname, size, crc);
1456                                 FS_WriteFile(cls.qw_downloadname, cls.qw_downloadmemory, cls.qw_downloadmemorycursize);
1457                                 extension = FS_FileExtension(cls.qw_downloadname);
1458                                 if (!strcasecmp(extension, "pak") || !strcasecmp(extension, "pk3") || !strcasecmp(extension, "dpk"))
1459                                         FS_Rescan();
1460                         }
1461                 }
1462         }
1463         else if (cls.qw_downloadmemory && size)
1464         {
1465                 Con_Printf("Download \"%s\" is corrupt (%i bytes, %i CRC, should be %i bytes, %i CRC), discarding\n", cls.qw_downloadname, size, crc, (int)cls.qw_downloadmemorycursize, (int)CRC_Block(cls.qw_downloadmemory, cls.qw_downloadmemorycursize));
1466                 CL_BeginDownloads(true);
1467         }
1468
1469         if (cls.qw_downloadmemory)
1470                 Mem_Free(cls.qw_downloadmemory);
1471         cls.qw_downloadmemory = NULL;
1472         cls.qw_downloadname[0] = 0;
1473         cls.qw_downloadmemorymaxsize = 0;
1474         cls.qw_downloadmemorycursize = 0;
1475         cls.qw_downloadpercent = 0;
1476 }
1477
1478 static void CL_ParseDownload(void)
1479 {
1480         int i, start, size;
1481         static unsigned char data[NET_MAXMESSAGE];
1482         start = MSG_ReadLong(&cl_message);
1483         size = (unsigned short)MSG_ReadShort(&cl_message);
1484
1485         // record the start/size information to ack in the next input packet
1486         for (i = 0;i < CL_MAX_DOWNLOADACKS;i++)
1487         {
1488                 if (!cls.dp_downloadack[i].start && !cls.dp_downloadack[i].size)
1489                 {
1490                         cls.dp_downloadack[i].start = start;
1491                         cls.dp_downloadack[i].size = size;
1492                         break;
1493                 }
1494         }
1495
1496         MSG_ReadBytes(&cl_message, size, data);
1497
1498         if (!cls.qw_downloadname[0])
1499         {
1500                 if (size > 0)
1501                         Con_Printf("CL_ParseDownload: received %i bytes with no download active\n", size);
1502                 return;
1503         }
1504
1505         if (start + size > cls.qw_downloadmemorymaxsize)
1506                 Host_Error("corrupt download message\n");
1507
1508         // only advance cursize if the data is at the expected position
1509         // (gaps are unacceptable)
1510         memcpy(cls.qw_downloadmemory + start, data, size);
1511         cls.qw_downloadmemorycursize = start + size;
1512         cls.qw_downloadpercent = (int)floor((start+size) * 100.0 / cls.qw_downloadmemorymaxsize);
1513         cls.qw_downloadpercent = bound(0, cls.qw_downloadpercent, 100);
1514         cls.qw_downloadspeedcount += size;
1515 }
1516
1517 static void CL_DownloadBegin_f(cmd_state_t *cmd)
1518 {
1519         int size = atoi(Cmd_Argv(cmd, 1));
1520
1521         if (size < 0 || size > 1<<30 || FS_CheckNastyPath(Cmd_Argv(cmd, 2), false))
1522         {
1523                 Con_Printf("cl_downloadbegin: received bogus information\n");
1524                 CL_StopDownload(0, 0);
1525                 return;
1526         }
1527
1528         if (cls.qw_downloadname[0])
1529                 Con_Printf("Download of %s aborted\n", cls.qw_downloadname);
1530
1531         CL_StopDownload(0, 0);
1532
1533         // we're really beginning a download now, so initialize stuff
1534         dp_strlcpy(cls.qw_downloadname, Cmd_Argv(cmd, 2), sizeof(cls.qw_downloadname));
1535         cls.qw_downloadmemorymaxsize = size;
1536         cls.qw_downloadmemory = (unsigned char *) Mem_Alloc(cls.permanentmempool, cls.qw_downloadmemorymaxsize);
1537         cls.qw_downloadnumber++;
1538
1539         cls.qw_download_deflate = false;
1540         if(Cmd_Argc(cmd) >= 4)
1541         {
1542                 if(!strcmp(Cmd_Argv(cmd, 3), "deflate"))
1543                         cls.qw_download_deflate = true;
1544                 // check further encodings here
1545         }
1546
1547         CL_ForwardToServer("sv_startdownload");
1548 }
1549
1550 static void CL_StopDownload_f(cmd_state_t *cmd)
1551 {
1552         Curl_CancelAll();
1553         if (cls.qw_downloadname[0])
1554         {
1555                 Con_Printf("Download of %s aborted\n", cls.qw_downloadname);
1556                 CL_StopDownload(0, 0);
1557         }
1558         CL_BeginDownloads(true);
1559 }
1560
1561 static void CL_DownloadFinished_f(cmd_state_t *cmd)
1562 {
1563         if (Cmd_Argc(cmd) < 3)
1564         {
1565                 Con_Printf("Malformed cl_downloadfinished command\n");
1566                 return;
1567         }
1568         CL_StopDownload(atoi(Cmd_Argv(cmd, 1)), atoi(Cmd_Argv(cmd, 2)));
1569         CL_BeginDownloads(false);
1570 }
1571
1572 extern cvar_t cl_topcolor;
1573 extern cvar_t cl_bottomcolor;
1574 static void CL_SendPlayerInfo(void)
1575 {
1576         char vabuf[1024];
1577         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1578         MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "name \"%s\"", cl_name.string));
1579
1580         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1581         MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "color %i %i", cl_topcolor.integer, cl_bottomcolor.integer));
1582
1583         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1584         MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "rate %i", cl_rate.integer));
1585
1586         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1587         MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "rate_burstsize %i", cl_rate_burstsize.integer));
1588
1589         if (cl_pmodel.integer)
1590         {
1591                 MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1592                 MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "pmodel %i", cl_pmodel.integer));
1593         }
1594         if (*cl_playermodel.string)
1595         {
1596                 MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1597                 MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "playermodel %s", cl_playermodel.string));
1598         }
1599         if (*cl_playerskin.string)
1600         {
1601                 MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1602                 MSG_WriteString (&cls.netcon->message, va(vabuf, sizeof(vabuf), "playerskin %s", cl_playerskin.string));
1603         }
1604 }
1605
1606 /*
1607 =====================
1608 CL_SignonReply
1609
1610 An svc_signonnum has been received, perform a client side setup
1611 =====================
1612 */
1613 static void CL_SignonReply(int signon_stage)
1614 {
1615         CL_SetSignonStage_WithMsg(signon_stage);
1616
1617         Con_DPrintf("CL_SignonReply: %i\n", cls.signon);
1618
1619         switch (cls.signon)
1620         {
1621         case 1:
1622                 if (cls.netcon)
1623                 {
1624                         // send player info before we begin downloads
1625                         // (so that the server can see the player name while downloading)
1626                         CL_SendPlayerInfo();
1627
1628                         //MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1629                         //MSG_WriteString (&cls.netcon->message, "prespawn");
1630                 }
1631                 // execute cl_begindownloads next frame
1632                 // (after any commands added by svc_stufftext have been executed)
1633                 // when done with downloads the "prespawn" will be sent
1634                 Cbuf_AddText(cmd_local, "\ncl_begindownloads\n");
1635                 break;
1636
1637         case 2:
1638                 if (cls.netcon)
1639                 {
1640                         // LadyHavoc: quake sent the player info here but due to downloads
1641                         // it is sent earlier instead
1642                         // CL_SendPlayerInfo();
1643
1644                         // LadyHavoc: changed to begin a loading stage and issue this when done
1645                         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1646                         MSG_WriteString (&cls.netcon->message, "spawn");
1647                 }
1648                 break;
1649
1650         case 3:
1651                 if (cls.netcon)
1652                 {
1653                         MSG_WriteByte (&cls.netcon->message, clc_stringcmd);
1654                         MSG_WriteString (&cls.netcon->message, "begin");
1655                 }
1656                 break;
1657
1658         case 4:
1659                 // after the level has been loaded, we shouldn't need the shaders, and
1660                 // if they are needed again they will be automatically loaded...
1661                 // we also don't need the unused models or sounds from the last level
1662                 Mod_FreeQ3Shaders();
1663                 Mod_PurgeUnused();
1664                 S_PurgeUnused();
1665
1666                 Con_ClearNotify();
1667                 if (Sys_CheckParm("-profilegameonly"))
1668                         Sys_AllowProfiling(true);
1669                 break;
1670         }
1671 }
1672
1673 /*
1674 ==================
1675 CL_ParseServerInfo
1676 ==================
1677 */
1678 static void CL_ParseServerInfo (void)
1679 {
1680         const char *str;
1681         int i;
1682         protocolversion_t protocol;
1683         int nummodels, numsounds;
1684         char vabuf[1024];
1685
1686         // if we start loading a level and a video is still playing, stop it
1687         CL_VideoStop();
1688
1689         Con_DPrint("Serverinfo packet received.\n");
1690         Collision_Cache_Reset(true);
1691
1692         // if server is active, we already began a loading plaque
1693         if (!sv.active)
1694         {
1695                 SCR_BeginLoadingPlaque(false);
1696                 S_StopAllSounds();
1697                 // prevent dlcache assets from the previous map from interfering with this one
1698                 FS_UnloadPacks_dlcache();
1699                 // free q3 shaders so that any newly downloaded shaders will be active
1700                 // bones_was_here: we free the q3 shaders later in CL_SignonReply
1701                 //Mod_FreeQ3Shaders();
1702         }
1703
1704         // check memory integrity
1705         Mem_CheckSentinelsGlobal();
1706
1707         // clear cl_serverextension cvars
1708         Cvar_SetValueQuick(&cl_serverextension_download, 0);
1709
1710 //
1711 // wipe the client_state_t struct
1712 //
1713         CL_ClearState ();
1714
1715 // parse protocol version number
1716         i = MSG_ReadLong(&cl_message);
1717         protocol = Protocol_EnumForNumber(i);
1718         if (protocol == PROTOCOL_UNKNOWN)
1719         {
1720                 Host_Error("CL_ParseServerInfo: Server is unrecognized protocol number (%i)", i);
1721                 return;
1722         }
1723         // hack for unmarked Nehahra movie demos which had a custom protocol
1724         if (protocol == PROTOCOL_QUAKEDP && cls.demoplayback && gamemode == GAME_NEHAHRA)
1725                 protocol = PROTOCOL_NEHAHRAMOVIE;
1726         cls.protocol = protocol;
1727         Con_Printf("Server protocol is %s\n", Protocol_NameForEnum(cls.protocol));
1728
1729         cl.num_entities = 1;
1730
1731         if (protocol == PROTOCOL_QUAKEWORLD)
1732         {
1733                 cl.qw_servercount = MSG_ReadLong(&cl_message);
1734
1735                 str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1736                 Con_Printf("server gamedir is %s\n", str);
1737
1738                 // change gamedir if needed
1739                 if (!FS_ChangeGameDirs(1, &str, false))
1740                         Host_Error("CL_ParseServerInfo: unable to switch to server specified gamedir");
1741
1742                 cl.gametype = GAME_DEATHMATCH;
1743                 cl.maxclients = 32;
1744
1745                 // parse player number
1746                 i = MSG_ReadByte(&cl_message);
1747                 // cl.qw_spectator is an unneeded flag, cl.scores[cl.playerentity].qw_spectator works better (it can be updated by the server during the game)
1748                 //cl.qw_spectator = (i & 128) != 0;
1749                 cl.realplayerentity = cl.playerentity = cl.viewentity = (i & 127) + 1;
1750                 cl.scores = (scoreboard_t *)Mem_Alloc(cls.levelmempool, cl.maxclients*sizeof(*cl.scores));
1751
1752                 // get the full level name
1753                 str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1754                 dp_strlcpy (cl.worldmessage, str, sizeof(cl.worldmessage));
1755
1756                 // get the movevars that are defined in the qw protocol
1757                 cl.movevars_gravity            = MSG_ReadFloat(&cl_message);
1758                 cl.movevars_stopspeed          = MSG_ReadFloat(&cl_message);
1759                 cl.movevars_maxspeed           = MSG_ReadFloat(&cl_message);
1760                 cl.movevars_spectatormaxspeed  = MSG_ReadFloat(&cl_message);
1761                 cl.movevars_accelerate         = MSG_ReadFloat(&cl_message);
1762                 cl.movevars_airaccelerate      = MSG_ReadFloat(&cl_message);
1763                 cl.movevars_wateraccelerate    = MSG_ReadFloat(&cl_message);
1764                 cl.movevars_friction           = MSG_ReadFloat(&cl_message);
1765                 cl.movevars_waterfriction      = MSG_ReadFloat(&cl_message);
1766                 cl.movevars_entgravity         = MSG_ReadFloat(&cl_message);
1767
1768                 // other movevars not in the protocol...
1769                 cl.movevars_wallfriction = 0;
1770                 cl.movevars_timescale = 1;
1771                 cl.movevars_jumpvelocity = 270;
1772                 cl.movevars_edgefriction = 1;
1773                 cl.movevars_maxairspeed = 30;
1774                 cl.movevars_stepheight = 18;
1775                 cl.movevars_airaccel_qw = 1;
1776                 cl.movevars_airaccel_sideways_friction = 0;
1777
1778                 // seperate the printfs so the server message can have a color
1779                 Con_Printf("\n\n<===================================>\n\n\2%s\n", str);
1780
1781                 // check memory integrity
1782                 Mem_CheckSentinelsGlobal();
1783
1784                 if (cls.netcon)
1785                 {
1786                         MSG_WriteByte(&cls.netcon->message, qw_clc_stringcmd);
1787                         MSG_WriteString(&cls.netcon->message, va(vabuf, sizeof(vabuf), "soundlist %i %i", cl.qw_servercount, 0));
1788                 }
1789
1790                 cl.loadbegun = false;
1791                 cl.loadfinished = false;
1792
1793                 cls.state = ca_connected;
1794                 CL_SetSignonStage_WithMsg(1);
1795
1796                 // note: on QW protocol we can't set up the gameworld until after
1797                 // downloads finish...
1798                 // (we don't even know the name of the map yet)
1799                 // this also means cl_autodemo does not work on QW protocol...
1800
1801                 dp_strlcpy(cl.worldname, "", sizeof(cl.worldname));
1802                 dp_strlcpy(cl.worldnamenoextension, "", sizeof(cl.worldnamenoextension));
1803                 dp_strlcpy(cl.worldbasename, "qw", sizeof(cl.worldbasename));
1804                 Cvar_SetQuick(&cl_worldname, cl.worldname);
1805                 Cvar_SetQuick(&cl_worldnamenoextension, cl.worldnamenoextension);
1806                 Cvar_SetQuick(&cl_worldbasename, cl.worldbasename);
1807
1808                 // check memory integrity
1809                 Mem_CheckSentinelsGlobal();
1810         }
1811         else
1812         {
1813         // parse maxclients
1814                 cl.maxclients = MSG_ReadByte(&cl_message);
1815                 if (cl.maxclients < 1 || cl.maxclients > MAX_SCOREBOARD)
1816                 {
1817                         Host_Error("Bad maxclients (%u) from server", cl.maxclients);
1818                         return;
1819                 }
1820                 cl.scores = (scoreboard_t *)Mem_Alloc(cls.levelmempool, cl.maxclients*sizeof(*cl.scores));
1821
1822         // parse gametype
1823                 cl.gametype = MSG_ReadByte(&cl_message);
1824                 // the original id singleplayer demos are bugged and contain
1825                 // GAME_DEATHMATCH even for singleplayer
1826                 if (cl.maxclients == 1 && cls.protocol == PROTOCOL_QUAKE)
1827                         cl.gametype = GAME_COOP;
1828
1829         // parse signon message
1830                 str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1831                 dp_strlcpy (cl.worldmessage, str, sizeof(cl.worldmessage));
1832
1833         // seperate the printfs so the server message can have a color
1834                 if (cls.protocol != PROTOCOL_NEHAHRAMOVIE) // no messages when playing the Nehahra movie
1835                         Con_Printf("\n<===================================>\n\n\2%s\n", str);
1836
1837                 // check memory integrity
1838                 Mem_CheckSentinelsGlobal();
1839
1840                 // parse model precache list
1841                 for (nummodels=1 ; ; nummodels++)
1842                 {
1843                         str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1844                         if (!str[0])
1845                                 break;
1846                         if (nummodels==MAX_MODELS)
1847                                 Host_Error ("Server sent too many model precaches");
1848                         if (strlen(str) >= MAX_QPATH)
1849                                 Host_Error ("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
1850                         dp_strlcpy (cl.model_name[nummodels], str, sizeof (cl.model_name[nummodels]));
1851                 }
1852                 // parse sound precache list
1853                 for (numsounds=1 ; ; numsounds++)
1854                 {
1855                         str = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
1856                         if (!str[0])
1857                                 break;
1858                         if (numsounds==MAX_SOUNDS)
1859                                 Host_Error("Server sent too many sound precaches");
1860                         if (strlen(str) >= MAX_QPATH)
1861                                 Host_Error("Server sent a precache name of %i characters (max %i)", (int)strlen(str), MAX_QPATH - 1);
1862                         dp_strlcpy (cl.sound_name[numsounds], str, sizeof (cl.sound_name[numsounds]));
1863                 }
1864
1865                 // set the base name for level-specific things...  this gets updated again by CL_SetupWorldModel later
1866                 dp_strlcpy(cl.worldname, cl.model_name[1], sizeof(cl.worldname));
1867                 FS_StripExtension(cl.worldname, cl.worldnamenoextension, sizeof(cl.worldnamenoextension));
1868                 dp_strlcpy(cl.worldbasename, !strncmp(cl.worldnamenoextension, "maps/", 5) ? cl.worldnamenoextension + 5 : cl.worldnamenoextension, sizeof(cl.worldbasename));
1869                 Cvar_SetQuick(&cl_worldmessage, cl.worldmessage);
1870                 Cvar_SetQuick(&cl_worldname, cl.worldname);
1871                 Cvar_SetQuick(&cl_worldnamenoextension, cl.worldnamenoextension);
1872                 Cvar_SetQuick(&cl_worldbasename, cl.worldbasename);
1873
1874                 // touch all of the precached models that are still loaded so we can free
1875                 // anything that isn't needed
1876                 if (!sv.active)
1877                         Mod_ClearUsed();
1878                 for (i = 1;i < nummodels;i++)
1879                         Mod_FindName(cl.model_name[i], cl.model_name[i][0] == '*' ? cl.model_name[1] : NULL);
1880                 // precache any models used by the client (this also marks them used)
1881                 cl.model_bolt = Mod_ForName("progs/bolt.mdl", false, false, NULL);
1882                 cl.model_bolt2 = Mod_ForName("progs/bolt2.mdl", false, false, NULL);
1883                 cl.model_bolt3 = Mod_ForName("progs/bolt3.mdl", false, false, NULL);
1884                 cl.model_beam = Mod_ForName("progs/beam.mdl", false, false, NULL);
1885
1886                 // we purge the models and sounds later in CL_SignonReply
1887                 //Mod_PurgeUnused();
1888                 //S_PurgeUnused();
1889
1890                 // clear sound usage flags for purging of unused sounds
1891                 S_ClearUsed();
1892
1893                 // precache any sounds used by the client
1894                 cl.sfx_wizhit = S_PrecacheSound(cl_sound_wizardhit.string, false, true);
1895                 cl.sfx_knighthit = S_PrecacheSound(cl_sound_hknighthit.string, false, true);
1896                 cl.sfx_tink1 = S_PrecacheSound(cl_sound_tink1.string, false, true);
1897                 cl.sfx_ric1 = S_PrecacheSound(cl_sound_ric1.string, false, true);
1898                 cl.sfx_ric2 = S_PrecacheSound(cl_sound_ric2.string, false, true);
1899                 cl.sfx_ric3 = S_PrecacheSound(cl_sound_ric3.string, false, true);
1900                 cl.sfx_r_exp3 = S_PrecacheSound(cl_sound_r_exp3.string, false, true);
1901
1902                 // sounds used by the game
1903                 for (i = 1;i < MAX_SOUNDS && cl.sound_name[i][0];i++)
1904                         cl.sound_precache[i] = S_PrecacheSound(cl.sound_name[i], true, true);
1905
1906                 // now we try to load everything that is new
1907                 cl.loadmodel_current = 1;
1908                 cl.downloadmodel_current = 1;
1909                 cl.loadmodel_total = nummodels;
1910                 cl.loadsound_current = 1;
1911                 cl.downloadsound_current = 1;
1912                 cl.loadsound_total = numsounds;
1913                 cl.downloadcsqc = true;
1914                 cl.loadbegun = false;
1915                 cl.loadfinished = false;
1916                 cl.loadcsqc = true;
1917
1918                 // check memory integrity
1919                 Mem_CheckSentinelsGlobal();
1920
1921         // if cl_autodemo is set, automatically start recording a demo if one isn't being recorded already
1922                 if (cl_autodemo.integer && cls.netcon && cls.protocol != PROTOCOL_QUAKEWORLD)
1923                 {
1924                         char demofile[MAX_OSPATH];
1925
1926                         if (cls.demorecording)
1927                         {
1928                                 // finish the previous level's demo file
1929                                 CL_Stop_f(cmd_local);
1930                         }
1931
1932                         // start a new demo file
1933                         dpsnprintf (demofile, sizeof(demofile), "%s_%s.dem", Sys_TimeString (cl_autodemo_nameformat.string), cl.worldbasename);
1934
1935                         Con_Printf ("Auto-recording to %s.\n", demofile);
1936
1937                         // Reset bit 0 for every new demo
1938                         Cvar_SetValueQuick(&cl_autodemo_delete,
1939                                 (cl_autodemo_delete.integer & ~0x1)
1940                                 |
1941                                 ((cl_autodemo_delete.integer & 0x2) ? 0x1 : 0)
1942                         );
1943
1944                         cls.demofile = FS_OpenRealFile(demofile, "wb", false);
1945                         if (cls.demofile)
1946                         {
1947                                 cls.forcetrack = -1;
1948                                 FS_Printf (cls.demofile, "%i\n", cls.forcetrack);
1949                                 cls.demorecording = true;
1950                                 dp_strlcpy(cls.demoname, demofile, sizeof(cls.demoname));
1951                                 cls.demo_lastcsprogssize = -1;
1952                                 cls.demo_lastcsprogscrc = -1;
1953                         }
1954                         else
1955                                 Con_Print(CON_ERROR "ERROR: couldn't open.\n");
1956                 }
1957         }
1958         cl.islocalgame = NetConn_IsLocalGame();
1959 }
1960
1961 void CL_ValidateState(entity_state_t *s)
1962 {
1963         model_t *model;
1964
1965         if (!s->active)
1966                 return;
1967
1968         if (s->modelindex >= MAX_MODELS)
1969                 Host_Error("CL_ValidateState: modelindex (%i) >= MAX_MODELS (%i)\n", s->modelindex, MAX_MODELS);
1970
1971         // these warnings are only warnings, no corrections are made to the state
1972         // because states are often copied for decoding, which otherwise would
1973         // propogate some of the corrections accidentally
1974         // (this used to happen, sometimes affecting skin and frame)
1975
1976         // colormap is client index + 1
1977         if (!(s->flags & RENDER_COLORMAPPED) && s->colormap > cl.maxclients)
1978                 Con_DPrintf("CL_ValidateState: colormap (%i) > cl.maxclients (%i)\n", s->colormap, cl.maxclients);
1979
1980         if (developer_extra.integer)
1981         {
1982                 model = CL_GetModelByIndex(s->modelindex);
1983                 if (model && model->type && s->frame >= model->numframes)
1984                         Con_DPrintf("CL_ValidateState: no such frame %i in \"%s\" (which has %i frames)\n", s->frame, model->name, model->numframes);
1985                 if (model && model->type && s->skin > 0 && s->skin >= model->numskins && !(s->lightpflags & PFLAGS_FULLDYNAMIC))
1986                         Con_DPrintf("CL_ValidateState: no such skin %i in \"%s\" (which has %i skins)\n", s->skin, model->name, model->numskins);
1987         }
1988 }
1989
1990 void CL_MoveLerpEntityStates(entity_t *ent)
1991 {
1992         float odelta[3], adelta[3];
1993         VectorSubtract(ent->state_current.origin, ent->persistent.neworigin, odelta);
1994         VectorSubtract(ent->state_current.angles, ent->persistent.newangles, adelta);
1995         if (!ent->state_previous.active || ent->state_previous.modelindex != ent->state_current.modelindex)
1996         {
1997                 // reset all persistent stuff if this is a new entity
1998                 ent->persistent.lerpdeltatime = 0;
1999                 ent->persistent.lerpstarttime = cl.mtime[1];
2000                 VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
2001                 VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
2002                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
2003                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2004                 // reset animation interpolation as well
2005                 ent->render.framegroupblend[0].frame = ent->render.framegroupblend[1].frame = ent->state_current.frame;
2006                 ent->render.framegroupblend[0].start = ent->render.framegroupblend[1].start = cl.time;
2007                 ent->render.framegroupblend[0].lerp = 1;ent->render.framegroupblend[1].lerp = 0;
2008                 ent->render.shadertime = cl.time;
2009                 // reset various persistent stuff
2010                 ent->persistent.muzzleflash = 0;
2011                 ent->persistent.trail_allowed = false;
2012         }
2013         else if ((ent->state_previous.effects & EF_TELEPORT_BIT) != (ent->state_current.effects & EF_TELEPORT_BIT))
2014         {
2015                 // don't interpolate the move
2016                 ent->persistent.lerpdeltatime = 0;
2017                 ent->persistent.lerpstarttime = cl.mtime[1];
2018                 VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
2019                 VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
2020                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
2021                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2022                 ent->persistent.trail_allowed = false;
2023
2024                 // if(ent->state_current.frame != ent->state_previous.frame)
2025                 // do this even if we did change the frame
2026                 // teleport bit is only used if an animation restart, or a jump, is necessary
2027                 // so it should be always harmless to do this
2028                 {
2029                         ent->render.framegroupblend[0].frame = ent->render.framegroupblend[1].frame = ent->state_current.frame;
2030                         ent->render.framegroupblend[0].start = ent->render.framegroupblend[1].start = cl.time;
2031                         ent->render.framegroupblend[0].lerp = 1;ent->render.framegroupblend[1].lerp = 0;
2032                 }
2033
2034                 // note that this case must do everything the following case does too
2035         }
2036         else if ((ent->state_previous.effects & EF_RESTARTANIM_BIT) != (ent->state_current.effects & EF_RESTARTANIM_BIT))
2037         {
2038                 ent->render.framegroupblend[1] = ent->render.framegroupblend[0];
2039                 ent->render.framegroupblend[1].lerp = 1;
2040                 ent->render.framegroupblend[0].frame = ent->state_current.frame;
2041                 ent->render.framegroupblend[0].start = cl.time;
2042                 ent->render.framegroupblend[0].lerp = 0;
2043         }
2044         else if (DotProduct(odelta, odelta) > 1000*1000
2045                 || (cl.fixangle[0] && !cl.fixangle[1])
2046                 || (ent->state_previous.tagindex != ent->state_current.tagindex)
2047                 || (ent->state_previous.tagentity != ent->state_current.tagentity))
2048         {
2049                 // don't interpolate the move
2050                 // (the fixangle[] check detects teleports, but not constant fixangles
2051                 //  such as when spectating)
2052                 ent->persistent.lerpdeltatime = 0;
2053                 ent->persistent.lerpstarttime = cl.mtime[1];
2054                 VectorCopy(ent->state_current.origin, ent->persistent.oldorigin);
2055                 VectorCopy(ent->state_current.angles, ent->persistent.oldangles);
2056                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
2057                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2058                 ent->persistent.trail_allowed = false;
2059         }
2060         else if (ent->state_current.flags & RENDER_STEP)
2061         {
2062                 // monster interpolation
2063                 if (DotProduct(odelta, odelta) + DotProduct(adelta, adelta) > 0.01)
2064                 {
2065                         ent->persistent.lerpdeltatime = bound(0, cl.mtime[1] - ent->persistent.lerpstarttime, 0.1);
2066                         ent->persistent.lerpstarttime = cl.mtime[1];
2067                         VectorCopy(ent->persistent.neworigin, ent->persistent.oldorigin);
2068                         VectorCopy(ent->persistent.newangles, ent->persistent.oldangles);
2069                         VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
2070                         VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2071                 }
2072         }
2073         else
2074         {
2075                 // not a monster
2076                 ent->persistent.lerpstarttime = ent->state_previous.time;
2077                 ent->persistent.lerpdeltatime = bound(0, ent->state_current.time - ent->state_previous.time, 0.1);
2078                 VectorCopy(ent->persistent.neworigin, ent->persistent.oldorigin);
2079                 VectorCopy(ent->persistent.newangles, ent->persistent.oldangles);
2080                 VectorCopy(ent->state_current.origin, ent->persistent.neworigin);
2081                 VectorCopy(ent->state_current.angles, ent->persistent.newangles);
2082         }
2083         // trigger muzzleflash effect if necessary
2084         if (ent->state_current.effects & EF_MUZZLEFLASH)
2085                 ent->persistent.muzzleflash = 1;
2086
2087         // restart animation bit
2088         if ((ent->state_previous.effects & EF_RESTARTANIM_BIT) != (ent->state_current.effects & EF_RESTARTANIM_BIT))
2089         {
2090                 ent->render.framegroupblend[1] = ent->render.framegroupblend[0];
2091                 ent->render.framegroupblend[1].lerp = 1;
2092                 ent->render.framegroupblend[0].frame = ent->state_current.frame;
2093                 ent->render.framegroupblend[0].start = cl.time;
2094                 ent->render.framegroupblend[0].lerp = 0;
2095         }
2096 }
2097
2098 /*
2099 ==================
2100 CL_ParseBaseline
2101 ==================
2102 */
2103 static void CL_ParseBaseline (entity_t *ent, int large)
2104 {
2105         int i;
2106
2107         ent->state_baseline = defaultstate;
2108         // FIXME: set ent->state_baseline.number?
2109         ent->state_baseline.active = true;
2110         if (large)
2111         {
2112                 ent->state_baseline.modelindex = (unsigned short) MSG_ReadShort(&cl_message);
2113                 ent->state_baseline.frame = (unsigned short) MSG_ReadShort(&cl_message);
2114         }
2115         else if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
2116         {
2117                 ent->state_baseline.modelindex = (unsigned short) MSG_ReadShort(&cl_message);
2118                 ent->state_baseline.frame = MSG_ReadByte(&cl_message);
2119         }
2120         else
2121         {
2122                 ent->state_baseline.modelindex = MSG_ReadByte(&cl_message);
2123                 ent->state_baseline.frame = MSG_ReadByte(&cl_message);
2124         }
2125         ent->state_baseline.colormap = MSG_ReadByte(&cl_message);
2126         ent->state_baseline.skin = MSG_ReadByte(&cl_message);
2127         for (i = 0;i < 3;i++)
2128         {
2129                 ent->state_baseline.origin[i] = MSG_ReadCoord(&cl_message, cls.protocol);
2130                 ent->state_baseline.angles[i] = MSG_ReadAngle(&cl_message, cls.protocol);
2131         }
2132         ent->state_previous = ent->state_current = ent->state_baseline;
2133 }
2134
2135
2136 /*
2137 ==================
2138 CL_ParseClientdata
2139
2140 Server information pertaining to this client only
2141 ==================
2142 */
2143 static void CL_ParseClientdata (void)
2144 {
2145         int i, bits;
2146
2147         VectorCopy (cl.mpunchangle[0], cl.mpunchangle[1]);
2148         VectorCopy (cl.mpunchvector[0], cl.mpunchvector[1]);
2149         VectorCopy (cl.mvelocity[0], cl.mvelocity[1]);
2150         cl.mviewzoom[1] = cl.mviewzoom[0];
2151
2152         if (cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4 || cls.protocol == PROTOCOL_DARKPLACES5)
2153         {
2154                 cl.stats[STAT_VIEWHEIGHT] = DEFAULT_VIEWHEIGHT;
2155                 cl.stats[STAT_ITEMS] = 0;
2156                 cl.stats[STAT_VIEWZOOM] = 255;
2157         }
2158         cl.idealpitch = 0;
2159         cl.mpunchangle[0][0] = 0;
2160         cl.mpunchangle[0][1] = 0;
2161         cl.mpunchangle[0][2] = 0;
2162         cl.mpunchvector[0][0] = 0;
2163         cl.mpunchvector[0][1] = 0;
2164         cl.mpunchvector[0][2] = 0;
2165         cl.mvelocity[0][0] = 0;
2166         cl.mvelocity[0][1] = 0;
2167         cl.mvelocity[0][2] = 0;
2168         cl.mviewzoom[0] = 1;
2169
2170         bits = (unsigned short) MSG_ReadShort(&cl_message);
2171         if (bits & SU_EXTEND1)
2172                 bits |= (MSG_ReadByte(&cl_message) << 16);
2173         if (bits & SU_EXTEND2)
2174                 bits |= (MSG_ReadByte(&cl_message) << 24);
2175
2176         if (bits & SU_VIEWHEIGHT)
2177                 cl.stats[STAT_VIEWHEIGHT] = MSG_ReadChar(&cl_message);
2178
2179         if (bits & SU_IDEALPITCH)
2180                 cl.idealpitch = MSG_ReadChar(&cl_message);
2181
2182         for (i = 0;i < 3;i++)
2183         {
2184                 if (bits & (SU_PUNCH1<<i) )
2185                 {
2186                         if (cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
2187                                 cl.mpunchangle[0][i] = MSG_ReadChar(&cl_message);
2188                         else
2189                                 cl.mpunchangle[0][i] = MSG_ReadAngle16i(&cl_message);
2190                 }
2191                 if (bits & (SU_PUNCHVEC1<<i))
2192                 {
2193                         if (cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4)
2194                                 cl.mpunchvector[0][i] = MSG_ReadCoord16i(&cl_message);
2195                         else
2196                                 cl.mpunchvector[0][i] = MSG_ReadCoord32f(&cl_message);
2197                 }
2198                 if (bits & (SU_VELOCITY1<<i) )
2199                 {
2200                         if (cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4)
2201                                 cl.mvelocity[0][i] = MSG_ReadChar(&cl_message)*16;
2202                         else
2203                                 cl.mvelocity[0][i] = MSG_ReadCoord32f(&cl_message);
2204                 }
2205         }
2206
2207         // LadyHavoc: hipnotic demos don't have this bit set but should
2208         if (bits & SU_ITEMS || cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4 || cls.protocol == PROTOCOL_DARKPLACES5)
2209                 cl.stats[STAT_ITEMS] = MSG_ReadLong(&cl_message);
2210
2211         cl.onground = (bits & SU_ONGROUND) != 0;
2212         cl.inwater = (bits & SU_INWATER) != 0;
2213
2214         if (cls.protocol == PROTOCOL_DARKPLACES5)
2215         {
2216                 cl.stats[STAT_WEAPONFRAME] = (bits & SU_WEAPONFRAME) ? MSG_ReadShort(&cl_message) : 0;
2217                 cl.stats[STAT_ARMOR] = (bits & SU_ARMOR) ? MSG_ReadShort(&cl_message) : 0;
2218                 cl.stats[STAT_WEAPON] = (bits & SU_WEAPON) ? MSG_ReadShort(&cl_message) : 0;
2219                 cl.stats[STAT_HEALTH] = MSG_ReadShort(&cl_message);
2220                 cl.stats[STAT_AMMO] = MSG_ReadShort(&cl_message);
2221                 cl.stats[STAT_SHELLS] = MSG_ReadShort(&cl_message);
2222                 cl.stats[STAT_NAILS] = MSG_ReadShort(&cl_message);
2223                 cl.stats[STAT_ROCKETS] = MSG_ReadShort(&cl_message);
2224                 cl.stats[STAT_CELLS] = MSG_ReadShort(&cl_message);
2225                 cl.stats[STAT_ACTIVEWEAPON] = (unsigned short) MSG_ReadShort(&cl_message);
2226         }
2227         else if (cls.protocol == PROTOCOL_QUAKE || cls.protocol == PROTOCOL_QUAKEDP || cls.protocol == PROTOCOL_NEHAHRAMOVIE || cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 || cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4)
2228         {
2229                 cl.stats[STAT_WEAPONFRAME] = (bits & SU_WEAPONFRAME) ? MSG_ReadByte(&cl_message) : 0;
2230                 cl.stats[STAT_ARMOR] = (bits & SU_ARMOR) ? MSG_ReadByte(&cl_message) : 0;
2231                 if (cls.protocol == PROTOCOL_NEHAHRABJP || cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3)
2232                         cl.stats[STAT_WEAPON] = (bits & SU_WEAPON) ? (unsigned short)MSG_ReadShort(&cl_message) : 0;
2233                 else
2234                         cl.stats[STAT_WEAPON] = (bits & SU_WEAPON) ? MSG_ReadByte(&cl_message) : 0;
2235                 cl.stats[STAT_HEALTH] = MSG_ReadShort(&cl_message);
2236                 cl.stats[STAT_AMMO] = MSG_ReadByte(&cl_message);
2237                 cl.stats[STAT_SHELLS] = MSG_ReadByte(&cl_message);
2238                 cl.stats[STAT_NAILS] = MSG_ReadByte(&cl_message);
2239                 cl.stats[STAT_ROCKETS] = MSG_ReadByte(&cl_message);
2240                 cl.stats[STAT_CELLS] = MSG_ReadByte(&cl_message);
2241                 if (gamemode == GAME_HIPNOTIC || gamemode == GAME_ROGUE || gamemode == GAME_QUOTH || IS_OLDNEXUIZ_DERIVED(gamemode))
2242                         cl.stats[STAT_ACTIVEWEAPON] = (1<<MSG_ReadByte(&cl_message));
2243                 else
2244                         cl.stats[STAT_ACTIVEWEAPON] = MSG_ReadByte(&cl_message);
2245         }
2246
2247         if (bits & SU_VIEWZOOM)
2248         {
2249                 if (cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3 || cls.protocol == PROTOCOL_DARKPLACES4)
2250                         cl.stats[STAT_VIEWZOOM] = MSG_ReadByte(&cl_message);
2251                 else
2252                         cl.stats[STAT_VIEWZOOM] = (unsigned short) MSG_ReadShort(&cl_message);
2253         }
2254
2255         // viewzoom interpolation
2256         cl.mviewzoom[0] = (float) max(cl.stats[STAT_VIEWZOOM], 2) * (1.0f / 255.0f);
2257 }
2258
2259 /*
2260 =====================
2261 CL_ParseStatic
2262 =====================
2263 */
2264 static void CL_ParseStatic (int large)
2265 {
2266         entity_t *ent;
2267
2268         if (cl.num_static_entities >= cl.max_static_entities)
2269                 Host_Error ("Too many static entities");
2270         ent = &cl.static_entities[cl.num_static_entities++];
2271         CL_ParseBaseline (ent, large);
2272
2273         if (ent->state_baseline.modelindex == 0)
2274         {
2275                 Con_DPrintf("svc_parsestatic: static entity without model at %f %f %f\n", ent->state_baseline.origin[0], ent->state_baseline.origin[1], ent->state_baseline.origin[2]);
2276                 cl.num_static_entities--;
2277                 // This is definitely a cheesy way to conserve resources...
2278                 return;
2279         }
2280
2281 // copy it to the current state
2282         ent->render.model = CL_GetModelByIndex(ent->state_baseline.modelindex);
2283         ent->render.framegroupblend[0].frame = ent->state_baseline.frame;
2284         ent->render.framegroupblend[0].lerp = 1;
2285         // make torchs play out of sync
2286         ent->render.framegroupblend[0].start = lhrandom(-10, -1);
2287         ent->render.skinnum = ent->state_baseline.skin;
2288         ent->render.effects = ent->state_baseline.effects;
2289         ent->render.alpha = 1;
2290
2291         //VectorCopy (ent->state_baseline.origin, ent->render.origin);
2292         //VectorCopy (ent->state_baseline.angles, ent->render.angles);
2293
2294         Matrix4x4_CreateFromQuakeEntity(&ent->render.matrix, ent->state_baseline.origin[0], ent->state_baseline.origin[1], ent->state_baseline.origin[2], ent->state_baseline.angles[0], ent->state_baseline.angles[1], ent->state_baseline.angles[2], 1);
2295         ent->render.allowdecals = true;
2296         CL_UpdateRenderEntity(&ent->render);
2297 }
2298
2299 /*
2300 ===================
2301 CL_ParseStaticSound
2302 ===================
2303 */
2304 static void CL_ParseStaticSound (int large)
2305 {
2306         vec3_t          org;
2307         int                     sound_num, vol, atten;
2308
2309         MSG_ReadVector(&cl_message, org, cls.protocol);
2310         if (large)
2311                 sound_num = (unsigned short) MSG_ReadShort(&cl_message);
2312         else
2313                 sound_num = MSG_ReadByte(&cl_message);
2314
2315         if (sound_num < 0 || sound_num >= MAX_SOUNDS)
2316         {
2317                 Con_Printf("CL_ParseStaticSound: sound_num(%i) >= MAX_SOUNDS (%i)\n", sound_num, MAX_SOUNDS);
2318                 return;
2319         }
2320
2321         vol = MSG_ReadByte(&cl_message);
2322         atten = MSG_ReadByte(&cl_message);
2323
2324         S_StaticSound (cl.sound_precache[sound_num], org, vol/255.0f, atten);
2325 }
2326
2327 static void CL_ParseEffect (void)
2328 {
2329         vec3_t          org;
2330         int                     modelindex, startframe, framecount, framerate;
2331
2332         MSG_ReadVector(&cl_message, org, cls.protocol);
2333         modelindex = MSG_ReadByte(&cl_message);
2334         startframe = MSG_ReadByte(&cl_message);
2335         framecount = MSG_ReadByte(&cl_message);
2336         framerate = MSG_ReadByte(&cl_message);
2337
2338         CL_Effect(org, CL_GetModelByIndex(modelindex), startframe, framecount, framerate);
2339 }
2340
2341 static void CL_ParseEffect2 (void)
2342 {
2343         vec3_t          org;
2344         int                     modelindex, startframe, framecount, framerate;
2345
2346         MSG_ReadVector(&cl_message, org, cls.protocol);
2347         modelindex = (unsigned short) MSG_ReadShort(&cl_message);
2348         startframe = (unsigned short) MSG_ReadShort(&cl_message);
2349         framecount = MSG_ReadByte(&cl_message);
2350         framerate = MSG_ReadByte(&cl_message);
2351
2352         CL_Effect(org, CL_GetModelByIndex(modelindex), startframe, framecount, framerate);
2353 }
2354
2355 void CL_NewBeam (int ent, vec3_t start, vec3_t end, model_t *m, int lightning)
2356 {
2357         int i;
2358         beam_t *b = NULL;
2359
2360         if (ent >= MAX_EDICTS)
2361         {
2362                 Con_Printf("CL_NewBeam: invalid entity number %i\n", ent);
2363                 ent = 0;
2364         }
2365
2366         if (ent >= cl.max_entities)
2367                 CL_ExpandEntities(ent);
2368
2369         // override any beam with the same entity
2370         i = cl.max_beams;
2371         if (ent)
2372                 for (i = 0, b = cl.beams;i < cl.max_beams;i++, b++)
2373                         if (b->entity == ent)
2374                                 break;
2375         // if the entity was not found then just replace an unused beam
2376         if (i == cl.max_beams)
2377                 for (i = 0, b = cl.beams;i < cl.max_beams;i++, b++)
2378                         if (!b->model)
2379                                 break;
2380         if (i < cl.max_beams)
2381         {
2382                 cl.num_beams = max(cl.num_beams, i + 1);
2383                 b->entity = ent;
2384                 b->lightning = lightning;
2385                 b->model = m;
2386                 b->endtime = cl.mtime[0] + 0.2;
2387                 VectorCopy (start, b->start);
2388                 VectorCopy (end, b->end);
2389         }
2390         else
2391                 Con_DPrint("beam list overflow!\n");
2392 }
2393
2394 static void CL_ParseBeam (model_t *m, int lightning)
2395 {
2396         int ent;
2397         vec3_t start, end;
2398
2399         ent = (unsigned short) MSG_ReadShort(&cl_message);
2400         MSG_ReadVector(&cl_message, start, cls.protocol);
2401         MSG_ReadVector(&cl_message, end, cls.protocol);
2402
2403         if (ent >= MAX_EDICTS)
2404         {
2405                 Con_Printf("CL_ParseBeam: invalid entity number %i\n", ent);
2406                 ent = 0;
2407         }
2408
2409         CL_NewBeam(ent, start, end, m, lightning);
2410 }
2411
2412 static void CL_ParseTempEntity(void)
2413 {
2414         int type;
2415         vec3_t pos, pos2;
2416         vec3_t vel1, vel2;
2417         vec3_t dir;
2418         vec3_t color;
2419         int rnd;
2420         int colorStart, colorLength, count;
2421         float velspeed, radius;
2422         unsigned char *tempcolor;
2423         matrix4x4_t tempmatrix;
2424
2425         if (cls.protocol == PROTOCOL_QUAKEWORLD)
2426         {
2427                 type = MSG_ReadByte(&cl_message);
2428                 switch (type)
2429                 {
2430                 case QW_TE_WIZSPIKE:
2431                         // spike hitting wall
2432                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2433                         CL_FindNonSolidLocation(pos, pos, 4);
2434                         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2435                         S_StartSound(-1, 0, cl.sfx_wizhit, pos, 1, 1);
2436                         break;
2437
2438                 case QW_TE_KNIGHTSPIKE:
2439                         // spike hitting wall
2440                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2441                         CL_FindNonSolidLocation(pos, pos, 4);
2442                         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2443                         S_StartSound(-1, 0, cl.sfx_knighthit, pos, 1, 1);
2444                         break;
2445
2446                 case QW_TE_SPIKE:
2447                         // spike hitting wall
2448                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2449                         CL_FindNonSolidLocation(pos, pos, 4);
2450                         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2451                         if (rand() % 5)
2452                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2453                         else
2454                         {
2455                                 rnd = rand() & 3;
2456                                 if (rnd == 1)
2457                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2458                                 else if (rnd == 2)
2459                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2460                                 else
2461                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2462                         }
2463                         break;
2464                 case QW_TE_SUPERSPIKE:
2465                         // super spike hitting wall
2466                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2467                         CL_FindNonSolidLocation(pos, pos, 4);
2468                         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2469                         if (rand() % 5)
2470                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2471                         else
2472                         {
2473                                 rnd = rand() & 3;
2474                                 if (rnd == 1)
2475                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2476                                 else if (rnd == 2)
2477                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2478                                 else
2479                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2480                         }
2481                         break;
2482
2483                 case QW_TE_EXPLOSION:
2484                         // rocket explosion
2485                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2486                         CL_FindNonSolidLocation(pos, pos, 10);
2487                         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2488                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2489                         CL_Effect(pos, CL_GetModelByIndex(cl.qw_modelindex_s_explod), 0, 6, 10);
2490                         break;
2491
2492                 case QW_TE_TAREXPLOSION:
2493                         // tarbaby explosion
2494                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2495                         CL_FindNonSolidLocation(pos, pos, 10);
2496                         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2497                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2498                         break;
2499
2500                 case QW_TE_LIGHTNING1:
2501                         // lightning bolts
2502                         CL_ParseBeam(cl.model_bolt, true);
2503                         break;
2504
2505                 case QW_TE_LIGHTNING2:
2506                         // lightning bolts
2507                         CL_ParseBeam(cl.model_bolt2, true);
2508                         break;
2509
2510                 case QW_TE_LIGHTNING3:
2511                         // lightning bolts
2512                         CL_ParseBeam(cl.model_bolt3, false);
2513                         break;
2514
2515                 case QW_TE_LAVASPLASH:
2516                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2517                         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2518                         break;
2519
2520                 case QW_TE_TELEPORT:
2521                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2522                         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2523                         break;
2524
2525                 case QW_TE_GUNSHOT:
2526                         // bullet hitting wall
2527                         radius = MSG_ReadByte(&cl_message);
2528                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2529                         CL_FindNonSolidLocation(pos, pos, 4);
2530                         VectorSet(pos2, pos[0] + radius, pos[1] + radius, pos[2] + radius);
2531                         VectorSet(pos, pos[0] - radius, pos[1] - radius, pos[2] - radius);
2532                         CL_ParticleEffect(EFFECT_TE_GUNSHOT, radius, pos, pos2, vec3_origin, vec3_origin, NULL, 0);
2533                         if(cl_sound_ric_gunshot.integer & RIC_GUNSHOT)
2534                         {
2535                                 if (rand() % 5)
2536                                         S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2537                                 else
2538                                 {
2539                                         rnd = rand() & 3;
2540                                         if (rnd == 1)
2541                                                 S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2542                                         else if (rnd == 2)
2543                                                 S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2544                                         else
2545                                                 S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2546                                 }
2547                         }
2548                         break;
2549
2550                 case QW_TE_BLOOD:
2551                         count = MSG_ReadByte(&cl_message);
2552                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2553                         CL_FindNonSolidLocation(pos, pos, 4);
2554                         CL_ParticleEffect(EFFECT_TE_BLOOD, count, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2555                         break;
2556
2557                 case QW_TE_LIGHTNINGBLOOD:
2558                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2559                         CL_FindNonSolidLocation(pos, pos, 4);
2560                         CL_ParticleEffect(EFFECT_TE_BLOOD, 2.5, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2561                         break;
2562
2563                 default:
2564                         Host_Error("CL_ParseTempEntity: bad type %d (hex %02X)", type, type);
2565                 }
2566         }
2567         else
2568         {
2569                 type = MSG_ReadByte(&cl_message);
2570                 switch (type)
2571                 {
2572                 case TE_WIZSPIKE:
2573                         // spike hitting wall
2574                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2575                         CL_FindNonSolidLocation(pos, pos, 4);
2576                         CL_ParticleEffect(EFFECT_TE_WIZSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2577                         S_StartSound(-1, 0, cl.sfx_wizhit, pos, 1, 1);
2578                         break;
2579
2580                 case TE_KNIGHTSPIKE:
2581                         // spike hitting wall
2582                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2583                         CL_FindNonSolidLocation(pos, pos, 4);
2584                         CL_ParticleEffect(EFFECT_TE_KNIGHTSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2585                         S_StartSound(-1, 0, cl.sfx_knighthit, pos, 1, 1);
2586                         break;
2587
2588                 case TE_SPIKE:
2589                         // spike hitting wall
2590                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2591                         CL_FindNonSolidLocation(pos, pos, 4);
2592                         CL_ParticleEffect(EFFECT_TE_SPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2593                         if (rand() % 5)
2594                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2595                         else
2596                         {
2597                                 rnd = rand() & 3;
2598                                 if (rnd == 1)
2599                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2600                                 else if (rnd == 2)
2601                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2602                                 else
2603                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2604                         }
2605                         break;
2606                 case TE_SPIKEQUAD:
2607                         // quad spike hitting wall
2608                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2609                         CL_FindNonSolidLocation(pos, pos, 4);
2610                         CL_ParticleEffect(EFFECT_TE_SPIKEQUAD, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2611                         if (rand() % 5)
2612                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2613                         else
2614                         {
2615                                 rnd = rand() & 3;
2616                                 if (rnd == 1)
2617                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2618                                 else if (rnd == 2)
2619                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2620                                 else
2621                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2622                         }
2623                         break;
2624                 case TE_SUPERSPIKE:
2625                         // super spike hitting wall
2626                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2627                         CL_FindNonSolidLocation(pos, pos, 4);
2628                         CL_ParticleEffect(EFFECT_TE_SUPERSPIKE, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2629                         if (rand() % 5)
2630                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2631                         else
2632                         {
2633                                 rnd = rand() & 3;
2634                                 if (rnd == 1)
2635                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2636                                 else if (rnd == 2)
2637                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2638                                 else
2639                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2640                         }
2641                         break;
2642                 case TE_SUPERSPIKEQUAD:
2643                         // quad super spike hitting wall
2644                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2645                         CL_FindNonSolidLocation(pos, pos, 4);
2646                         CL_ParticleEffect(EFFECT_TE_SUPERSPIKEQUAD, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2647                         if (rand() % 5)
2648                                 S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2649                         else
2650                         {
2651                                 rnd = rand() & 3;
2652                                 if (rnd == 1)
2653                                         S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2654                                 else if (rnd == 2)
2655                                         S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2656                                 else
2657                                         S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2658                         }
2659                         break;
2660                         // LadyHavoc: added for improved blood splatters
2661                 case TE_BLOOD:
2662                         // blood puff
2663                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2664                         CL_FindNonSolidLocation(pos, pos, 4);
2665                         dir[0] = MSG_ReadChar(&cl_message);
2666                         dir[1] = MSG_ReadChar(&cl_message);
2667                         dir[2] = MSG_ReadChar(&cl_message);
2668                         count = MSG_ReadByte(&cl_message);
2669                         CL_ParticleEffect(EFFECT_TE_BLOOD, count, pos, pos, dir, dir, NULL, 0);
2670                         break;
2671                 case TE_SPARK:
2672                         // spark shower
2673                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2674                         CL_FindNonSolidLocation(pos, pos, 4);
2675                         dir[0] = MSG_ReadChar(&cl_message);
2676                         dir[1] = MSG_ReadChar(&cl_message);
2677                         dir[2] = MSG_ReadChar(&cl_message);
2678                         count = MSG_ReadByte(&cl_message);
2679                         CL_ParticleEffect(EFFECT_TE_SPARK, count, pos, pos, dir, dir, NULL, 0);
2680                         break;
2681                 case TE_PLASMABURN:
2682                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2683                         CL_FindNonSolidLocation(pos, pos, 4);
2684                         CL_ParticleEffect(EFFECT_TE_PLASMABURN, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2685                         break;
2686                         // LadyHavoc: added for improved gore
2687                 case TE_BLOODSHOWER:
2688                         // vaporized body
2689                         MSG_ReadVector(&cl_message, pos, cls.protocol); // mins
2690                         MSG_ReadVector(&cl_message, pos2, cls.protocol); // maxs
2691                         velspeed = MSG_ReadCoord(&cl_message, cls.protocol); // speed
2692                         count = (unsigned short) MSG_ReadShort(&cl_message); // number of particles
2693                         vel1[0] = -velspeed;
2694                         vel1[1] = -velspeed;
2695                         vel1[2] = -velspeed;
2696                         vel2[0] = velspeed;
2697                         vel2[1] = velspeed;
2698                         vel2[2] = velspeed;
2699                         CL_ParticleEffect(EFFECT_TE_BLOOD, count, pos, pos2, vel1, vel2, NULL, 0);
2700                         break;
2701
2702                 case TE_PARTICLECUBE:
2703                         // general purpose particle effect
2704                         MSG_ReadVector(&cl_message, pos, cls.protocol); // mins
2705                         MSG_ReadVector(&cl_message, pos2, cls.protocol); // maxs
2706                         MSG_ReadVector(&cl_message, dir, cls.protocol); // dir
2707                         count = (unsigned short) MSG_ReadShort(&cl_message); // number of particles
2708                         colorStart = MSG_ReadByte(&cl_message); // color
2709                         colorLength = MSG_ReadByte(&cl_message); // gravity (1 or 0)
2710                         velspeed = MSG_ReadCoord(&cl_message, cls.protocol); // randomvel
2711                         CL_ParticleCube(pos, pos2, dir, count, colorStart, colorLength != 0, velspeed);
2712                         break;
2713
2714                 case TE_PARTICLERAIN:
2715                         // general purpose particle effect
2716                         MSG_ReadVector(&cl_message, pos, cls.protocol); // mins
2717                         MSG_ReadVector(&cl_message, pos2, cls.protocol); // maxs
2718                         MSG_ReadVector(&cl_message, dir, cls.protocol); // dir
2719                         count = (unsigned short) MSG_ReadShort(&cl_message); // number of particles
2720                         colorStart = MSG_ReadByte(&cl_message); // color
2721                         CL_ParticleRain(pos, pos2, dir, count, colorStart, 0);
2722                         break;
2723
2724                 case TE_PARTICLESNOW:
2725                         // general purpose particle effect
2726                         MSG_ReadVector(&cl_message, pos, cls.protocol); // mins
2727                         MSG_ReadVector(&cl_message, pos2, cls.protocol); // maxs
2728                         MSG_ReadVector(&cl_message, dir, cls.protocol); // dir
2729                         count = (unsigned short) MSG_ReadShort(&cl_message); // number of particles
2730                         colorStart = MSG_ReadByte(&cl_message); // color
2731                         CL_ParticleRain(pos, pos2, dir, count, colorStart, 1);
2732                         break;
2733
2734                 case TE_GUNSHOT:
2735                         // bullet hitting wall
2736                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2737                         CL_FindNonSolidLocation(pos, pos, 4);
2738                         CL_ParticleEffect(EFFECT_TE_GUNSHOT, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2739                         if(cl_sound_ric_gunshot.integer & RIC_GUNSHOT)
2740                         {
2741                                 if (rand() % 5)
2742                                         S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2743                                 else
2744                                 {
2745                                         rnd = rand() & 3;
2746                                         if (rnd == 1)
2747                                                 S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2748                                         else if (rnd == 2)
2749                                                 S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2750                                         else
2751                                                 S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2752                                 }
2753                         }
2754                         break;
2755
2756                 case TE_GUNSHOTQUAD:
2757                         // quad bullet hitting wall
2758                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2759                         CL_FindNonSolidLocation(pos, pos, 4);
2760                         CL_ParticleEffect(EFFECT_TE_GUNSHOTQUAD, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2761                         if(cl_sound_ric_gunshot.integer & RIC_GUNSHOTQUAD)
2762                         {
2763                                 if (rand() % 5)
2764                                         S_StartSound(-1, 0, cl.sfx_tink1, pos, 1, 1);
2765                                 else
2766                                 {
2767                                         rnd = rand() & 3;
2768                                         if (rnd == 1)
2769                                                 S_StartSound(-1, 0, cl.sfx_ric1, pos, 1, 1);
2770                                         else if (rnd == 2)
2771                                                 S_StartSound(-1, 0, cl.sfx_ric2, pos, 1, 1);
2772                                         else
2773                                                 S_StartSound(-1, 0, cl.sfx_ric3, pos, 1, 1);
2774                                 }
2775                         }
2776                         break;
2777
2778                 case TE_EXPLOSION:
2779                         // rocket explosion
2780                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2781                         CL_FindNonSolidLocation(pos, pos, 10);
2782                         CL_ParticleEffect(EFFECT_TE_EXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2783                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2784                         break;
2785
2786                 case TE_EXPLOSIONQUAD:
2787                         // quad rocket explosion
2788                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2789                         CL_FindNonSolidLocation(pos, pos, 10);
2790                         CL_ParticleEffect(EFFECT_TE_EXPLOSIONQUAD, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2791                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2792                         break;
2793
2794                 case TE_EXPLOSION3:
2795                         // Nehahra movie colored lighting explosion
2796                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2797                         CL_FindNonSolidLocation(pos, pos, 10);
2798                         color[0] = MSG_ReadCoord(&cl_message, cls.protocol) * (2.0f / 1.0f);
2799                         color[1] = MSG_ReadCoord(&cl_message, cls.protocol) * (2.0f / 1.0f);
2800                         color[2] = MSG_ReadCoord(&cl_message, cls.protocol) * (2.0f / 1.0f);
2801                         CL_ParticleExplosion(pos);
2802                         Matrix4x4_CreateTranslate(&tempmatrix, pos[0], pos[1], pos[2]);
2803                         CL_AllocLightFlash(NULL, &tempmatrix, 350, color[0], color[1], color[2], 700, 0.5, NULL, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
2804                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2805                         break;
2806
2807                 case TE_EXPLOSIONRGB:
2808                         // colored lighting explosion
2809                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2810                         CL_FindNonSolidLocation(pos, pos, 10);
2811                         CL_ParticleExplosion(pos);
2812                         color[0] = MSG_ReadByte(&cl_message) * (2.0f / 255.0f);
2813                         color[1] = MSG_ReadByte(&cl_message) * (2.0f / 255.0f);
2814                         color[2] = MSG_ReadByte(&cl_message) * (2.0f / 255.0f);
2815                         Matrix4x4_CreateTranslate(&tempmatrix, pos[0], pos[1], pos[2]);
2816                         CL_AllocLightFlash(NULL, &tempmatrix, 350, color[0], color[1], color[2], 700, 0.5, NULL, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
2817                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2818                         break;
2819
2820                 case TE_TAREXPLOSION:
2821                         // tarbaby explosion
2822                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2823                         CL_FindNonSolidLocation(pos, pos, 10);
2824                         CL_ParticleEffect(EFFECT_TE_TAREXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2825                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2826                         break;
2827
2828                 case TE_SMALLFLASH:
2829                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2830                         CL_FindNonSolidLocation(pos, pos, 10);
2831                         CL_ParticleEffect(EFFECT_TE_SMALLFLASH, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2832                         break;
2833
2834                 case TE_CUSTOMFLASH:
2835                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2836                         CL_FindNonSolidLocation(pos, pos, 4);
2837                         radius = (MSG_ReadByte(&cl_message) + 1) * 8;
2838                         velspeed = (MSG_ReadByte(&cl_message) + 1) * (1.0 / 256.0);
2839                         color[0] = MSG_ReadByte(&cl_message) * (2.0f / 255.0f);
2840                         color[1] = MSG_ReadByte(&cl_message) * (2.0f / 255.0f);
2841                         color[2] = MSG_ReadByte(&cl_message) * (2.0f / 255.0f);
2842                         Matrix4x4_CreateTranslate(&tempmatrix, pos[0], pos[1], pos[2]);
2843                         CL_AllocLightFlash(NULL, &tempmatrix, radius, color[0], color[1], color[2], radius / velspeed, velspeed, NULL, -1, true, 1, 0.25, 1, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
2844                         break;
2845
2846                 case TE_FLAMEJET:
2847                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2848                         MSG_ReadVector(&cl_message, dir, cls.protocol);
2849                         count = MSG_ReadByte(&cl_message);
2850                         CL_ParticleEffect(EFFECT_TE_FLAMEJET, count, pos, pos, dir, dir, NULL, 0);
2851                         break;
2852
2853                 case TE_LIGHTNING1:
2854                         // lightning bolts
2855                         CL_ParseBeam(cl.model_bolt, true);
2856                         break;
2857
2858                 case TE_LIGHTNING2:
2859                         // lightning bolts
2860                         CL_ParseBeam(cl.model_bolt2, true);
2861                         break;
2862
2863                 case TE_LIGHTNING3:
2864                         // lightning bolts
2865                         CL_ParseBeam(cl.model_bolt3, false);
2866                         break;
2867
2868         // PGM 01/21/97
2869                 case TE_BEAM:
2870                         // grappling hook beam
2871                         CL_ParseBeam(cl.model_beam, false);
2872                         break;
2873         // PGM 01/21/97
2874
2875         // LadyHavoc: for compatibility with the Nehahra movie...
2876                 case TE_LIGHTNING4NEH:
2877                         CL_ParseBeam(Mod_ForName(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), true, false, NULL), false);
2878                         break;
2879
2880                 case TE_LAVASPLASH:
2881                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2882                         CL_ParticleEffect(EFFECT_TE_LAVASPLASH, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2883                         break;
2884
2885                 case TE_TELEPORT:
2886                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2887                         CL_ParticleEffect(EFFECT_TE_TELEPORT, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2888                         break;
2889
2890                 case TE_EXPLOSION2:
2891                         // color mapped explosion
2892                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2893                         CL_FindNonSolidLocation(pos, pos, 10);
2894                         colorStart = MSG_ReadByte(&cl_message);
2895                         colorLength = MSG_ReadByte(&cl_message);
2896                         if (colorLength == 0)
2897                                 colorLength = 1;
2898                         CL_ParticleExplosion2(pos, colorStart, colorLength);
2899                         tempcolor = palette_rgb[(rand()%colorLength) + colorStart];
2900                         color[0] = tempcolor[0] * (2.0f / 255.0f);
2901                         color[1] = tempcolor[1] * (2.0f / 255.0f);
2902                         color[2] = tempcolor[2] * (2.0f / 255.0f);
2903                         Matrix4x4_CreateTranslate(&tempmatrix, pos[0], pos[1], pos[2]);
2904                         CL_AllocLightFlash(NULL, &tempmatrix, 350, color[0], color[1], color[2], 700, 0.5, NULL, -1, true, 1, 0.25, 0.25, 1, 1, LIGHTFLAG_NORMALMODE | LIGHTFLAG_REALTIMEMODE);
2905                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2906                         break;
2907
2908                 case TE_TEI_G3:
2909                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2910                         MSG_ReadVector(&cl_message, pos2, cls.protocol);
2911                         MSG_ReadVector(&cl_message, dir, cls.protocol);
2912                         CL_ParticleTrail(EFFECT_TE_TEI_G3, 1, pos, pos2, dir, dir, NULL, 0, true, true, NULL, NULL, 1);
2913                         break;
2914
2915                 case TE_TEI_SMOKE:
2916                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2917                         MSG_ReadVector(&cl_message, dir, cls.protocol);
2918                         count = MSG_ReadByte(&cl_message);
2919                         CL_FindNonSolidLocation(pos, pos, 4);
2920                         CL_ParticleEffect(EFFECT_TE_TEI_SMOKE, count, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2921                         break;
2922
2923                 case TE_TEI_BIGEXPLOSION:
2924                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2925                         CL_FindNonSolidLocation(pos, pos, 10);
2926                         CL_ParticleEffect(EFFECT_TE_TEI_BIGEXPLOSION, 1, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2927                         S_StartSound(-1, 0, cl.sfx_r_exp3, pos, 1, 1);
2928                         break;
2929
2930                 case TE_TEI_PLASMAHIT:
2931                         MSG_ReadVector(&cl_message, pos, cls.protocol);
2932                         MSG_ReadVector(&cl_message, dir, cls.protocol);
2933                         count = MSG_ReadByte(&cl_message);
2934                         CL_FindNonSolidLocation(pos, pos, 5);
2935                         CL_ParticleEffect(EFFECT_TE_TEI_PLASMAHIT, count, pos, pos, vec3_origin, vec3_origin, NULL, 0);
2936                         break;
2937
2938                 default:
2939                         Host_Error("CL_ParseTempEntity: bad type %d (hex %02X)", type, type);
2940                 }
2941         }
2942 }
2943
2944 static void CL_ParseTrailParticles(void)
2945 {
2946         int entityindex;
2947         int effectindex;
2948         vec3_t start, end;
2949         entityindex = (unsigned short)MSG_ReadShort(&cl_message);
2950         if (entityindex >= MAX_EDICTS)
2951                 entityindex = 0;
2952         if (entityindex >= cl.max_entities)
2953                 CL_ExpandEntities(entityindex);
2954         effectindex = (unsigned short)MSG_ReadShort(&cl_message);
2955         MSG_ReadVector(&cl_message, start, cls.protocol);
2956         MSG_ReadVector(&cl_message, end, cls.protocol);
2957         CL_ParticleTrail(effectindex, 1, start, end, vec3_origin, vec3_origin, entityindex > 0 ? cl.entities + entityindex : NULL, 0, true, true, NULL, NULL, 1);
2958 }
2959
2960 static void CL_ParsePointParticles(void)
2961 {
2962         int effectindex, count;
2963         vec3_t origin, velocity;
2964         effectindex = (unsigned short)MSG_ReadShort(&cl_message);
2965         MSG_ReadVector(&cl_message, origin, cls.protocol);
2966         MSG_ReadVector(&cl_message, velocity, cls.protocol);
2967         count = (unsigned short)MSG_ReadShort(&cl_message);
2968         CL_ParticleEffect(effectindex, count, origin, origin, velocity, velocity, NULL, 0);
2969 }
2970
2971 static void CL_ParsePointParticles1(void)
2972 {
2973         int effectindex;
2974         vec3_t origin;
2975         effectindex = (unsigned short)MSG_ReadShort(&cl_message);
2976         MSG_ReadVector(&cl_message, origin, cls.protocol);
2977         CL_ParticleEffect(effectindex, 1, origin, origin, vec3_origin, vec3_origin, NULL, 0);
2978 }
2979
2980 typedef struct cl_iplog_item_s
2981 {
2982         char *address;
2983         char *name;
2984 }
2985 cl_iplog_item_t;
2986
2987 static qbool cl_iplog_loaded = false;
2988 static int cl_iplog_numitems = 0;
2989 static int cl_iplog_maxitems = 0;
2990 static cl_iplog_item_t *cl_iplog_items;
2991
2992 static void CL_IPLog_Load(void);
2993 static void CL_IPLog_Add(const char *address, const char *name, qbool checkexisting, qbool addtofile)
2994 {
2995         int i;
2996         size_t sz_name, sz_address;
2997         if (!address || !address[0] || !name || !name[0])
2998                 return;
2999         if (!cl_iplog_loaded)
3000                 CL_IPLog_Load();
3001         if (developer_extra.integer)
3002                 Con_DPrintf("CL_IPLog_Add(\"%s\", \"%s\", %i, %i);\n", address, name, checkexisting, addtofile);
3003         // see if it already exists
3004         if (checkexisting)
3005         {
3006                 for (i = 0;i < cl_iplog_numitems;i++)
3007                 {
3008                         if (!strcmp(cl_iplog_items[i].address, address) && !strcmp(cl_iplog_items[i].name, name))
3009                         {
3010                                 if (developer_extra.integer)
3011                                         Con_DPrintf("... found existing \"%s\" \"%s\"\n", cl_iplog_items[i].address, cl_iplog_items[i].name);
3012                                 return;
3013                         }
3014                 }
3015         }
3016         // it does not already exist in the iplog, so add it
3017         if (cl_iplog_maxitems <= cl_iplog_numitems || !cl_iplog_items)
3018         {
3019                 cl_iplog_item_t *olditems = cl_iplog_items;
3020                 cl_iplog_maxitems = max(1024, cl_iplog_maxitems + 256);
3021                 cl_iplog_items = (cl_iplog_item_t *) Mem_Alloc(cls.permanentmempool, cl_iplog_maxitems * sizeof(cl_iplog_item_t));
3022                 if (olditems)
3023                 {
3024                         if (cl_iplog_numitems)
3025                                 memcpy(cl_iplog_items, olditems, cl_iplog_numitems * sizeof(cl_iplog_item_t));
3026                         Mem_Free(olditems);
3027                 }
3028         }
3029         sz_address = strlen(address) + 1;
3030         sz_name = strlen(name) + 1;
3031         cl_iplog_items[cl_iplog_numitems].address = (char *) Mem_Alloc(cls.permanentmempool, sz_address);
3032         cl_iplog_items[cl_iplog_numitems].name = (char *) Mem_Alloc(cls.permanentmempool, sz_name);
3033         dp_strlcpy(cl_iplog_items[cl_iplog_numitems].address, address, sz_address);
3034         // TODO: maybe it would be better to strip weird characters from name when
3035         // copying it here rather than using a straight strcpy?
3036         dp_strlcpy(cl_iplog_items[cl_iplog_numitems].name, name, sz_name);
3037         cl_iplog_numitems++;
3038         if (addtofile)
3039         {
3040                 // add it to the iplog.txt file
3041                 // TODO: this ought to open the one in the userpath version of the base
3042                 // gamedir, not the current gamedir
3043 // not necessary for mobile
3044 #ifndef DP_MOBILETOUCH
3045                 Log_Printf(cl_iplog_name.string, "%s %s\n", address, name);
3046                 if (developer_extra.integer)
3047                         Con_DPrintf("CL_IPLog_Add: appending this line to %s: %s %s\n", cl_iplog_name.string, address, name);
3048 #endif
3049         }
3050 }
3051
3052 static void CL_IPLog_Load(void)
3053 {
3054         int i, len, linenumber;
3055         char *text, *textend;
3056         unsigned char *filedata;
3057         fs_offset_t filesize;
3058         char line[MAX_INPUTLINE];
3059         char address[MAX_INPUTLINE];
3060         cl_iplog_loaded = true;
3061         // TODO: this ought to open the one in the userpath version of the base
3062         // gamedir, not the current gamedir
3063 // not necessary for mobile
3064 #ifndef DP_MOBILETOUCH
3065         filedata = FS_LoadFile(cl_iplog_name.string, tempmempool, true, &filesize);
3066 #else
3067         filedata = NULL;
3068 #endif
3069         if (!filedata)
3070                 return;
3071         text = (char *)filedata;
3072         textend = text + filesize;
3073         for (linenumber = 1;text < textend;linenumber++)
3074         {
3075                 for (len = 0;text < textend && *text != '\r' && *text != '\n';text++)
3076                         if (len < (int)sizeof(line) - 1)
3077                                 line[len++] = *text;
3078                 line[len] = 0;
3079                 if (text < textend && *text == '\r' && text[1] == '\n')
3080                         text++;
3081                 if (text < textend && *text == '\n')
3082                         text++;
3083                 if (line[0] == '/' && line[1] == '/')
3084                         continue; // skip comments if anyone happens to add them
3085                 for (i = 0;i < len && !ISWHITESPACE(line[i]);i++)
3086                         address[i] = line[i];
3087                 address[i] = 0;
3088                 // skip exactly one space character
3089                 i++;
3090                 // address contains the address with termination,
3091                 // line + i contains the name with termination
3092                 if (address[0] && line[i])
3093                         CL_IPLog_Add(address, line + i, false, false);
3094                 else
3095                         Con_Printf("%s:%i: could not parse address and name:\n%s\n", cl_iplog_name.string, linenumber, line);
3096         }
3097 }
3098
3099 static void CL_IPLog_List_f(cmd_state_t *cmd)
3100 {
3101         int i, j;
3102         const char *addressprefix;
3103         if (Cmd_Argc(cmd) > 2)
3104         {
3105                 Con_Printf("usage: %s 123.456.789.\n", Cmd_Argv(cmd, 0));
3106                 return;
3107         }
3108         addressprefix = "";
3109         if (Cmd_Argc(cmd) >= 2)
3110                 addressprefix = Cmd_Argv(cmd, 1);
3111         if (!cl_iplog_loaded)
3112                 CL_IPLog_Load();
3113         if (addressprefix && addressprefix[0])
3114                 Con_Printf("Listing iplog addresses beginning with %s\n", addressprefix);
3115         else
3116                 Con_Printf("Listing all iplog entries\n");
3117         Con_Printf("address         name\n");
3118         for (i = 0;i < cl_iplog_numitems;i++)
3119         {
3120                 if (addressprefix && addressprefix[0])
3121                 {
3122                         for (j = 0;addressprefix[j];j++)
3123                                 if (addressprefix[j] != cl_iplog_items[i].address[j])
3124                                         break;
3125                         // if this address does not begin with the addressprefix string
3126                         // simply omit it from the output
3127                         if (addressprefix[j])
3128                                 continue;
3129                 }
3130                 // if name is less than 15 characters, left justify it and pad
3131                 // if name is more than 15 characters, print all of it, not worrying
3132                 // about the fact it will misalign the columns
3133                 if (strlen(cl_iplog_items[i].address) < 15)
3134                         Con_Printf("%-15s %s\n", cl_iplog_items[i].address, cl_iplog_items[i].name);
3135                 else
3136                         Con_Printf("%5s %s\n", cl_iplog_items[i].address, cl_iplog_items[i].name);
3137         }
3138 }
3139
3140 // look for anything interesting like player IP addresses or ping reports
3141 static qbool CL_ExaminePrintString(const char *text)
3142 {
3143         int len;
3144         const char *t;
3145         char temp[MAX_INPUTLINE];
3146         if (!strcmp(text, "Client ping times:\n"))
3147         {
3148                 cl.parsingtextmode = CL_PARSETEXTMODE_PING;
3149                 // hide ping reports in demos
3150                 if (cls.demoplayback)
3151                         cl.parsingtextexpectingpingforscores = 1;
3152                 for(cl.parsingtextplayerindex = 0; cl.parsingtextplayerindex < cl.maxclients && !cl.scores[cl.parsingtextplayerindex].name[0]; cl.parsingtextplayerindex++)
3153                         ;
3154                 if (cl.parsingtextplayerindex >= cl.maxclients) // should never happen, since the client itself should be in cl.scores
3155                 {
3156                         Con_Printf("ping reply but empty scoreboard?!?\n");
3157                         cl.parsingtextmode = CL_PARSETEXTMODE_NONE;
3158                         cl.parsingtextexpectingpingforscores = 0;
3159                 }
3160                 cl.parsingtextexpectingpingforscores = cl.parsingtextexpectingpingforscores ? 2 : 0;
3161                 return !cl.parsingtextexpectingpingforscores;
3162         }
3163         if (!strncmp(text, "host:    ", 9))
3164         {
3165                 // cl.parsingtextexpectingpingforscores = false; // really?
3166                 cl.parsingtextmode = CL_PARSETEXTMODE_STATUS;
3167                 cl.parsingtextplayerindex = 0;
3168                 return true;
3169         }
3170         if (cl.parsingtextmode == CL_PARSETEXTMODE_PING)
3171         {
3172                 // if anything goes wrong, we'll assume this is not a ping report
3173                 qbool expected = cl.parsingtextexpectingpingforscores != 0;
3174                 cl.parsingtextexpectingpingforscores = 0;
3175                 cl.parsingtextmode = CL_PARSETEXTMODE_NONE;
3176                 t = text;
3177                 while (*t == ' ')
3178                         t++;
3179                 if ((*t >= '0' && *t <= '9') || *t == '-')
3180                 {
3181                         int ping = atoi(t);
3182                         while ((*t >= '0' && *t <= '9') || *t == '-')
3183                                 t++;
3184                         if (*t == ' ')
3185                         {
3186                                 int charindex = 0;
3187                                 t++;
3188                                 if(cl.parsingtextplayerindex < cl.maxclients)
3189                                 {
3190                                         for (charindex = 0;cl.scores[cl.parsingtextplayerindex].name[charindex] == t[charindex];charindex++)
3191                                                 ;
3192                                         // note: the matching algorithm stops at the end of the player name because some servers append text such as " READY" after the player name in the scoreboard but not in the ping report
3193                                         //if (cl.scores[cl.parsingtextplayerindex].name[charindex] == 0 && t[charindex] == '\n')
3194                                         if (t[charindex] == '\n')
3195                                         {
3196                                                 cl.scores[cl.parsingtextplayerindex].qw_ping = bound(0, ping, 9999);
3197                                                 for (cl.parsingtextplayerindex++;cl.parsingtextplayerindex < cl.maxclients && !cl.scores[cl.parsingtextplayerindex].name[0];cl.parsingtextplayerindex++)
3198                                                         ;
3199                                                 //if (cl.parsingtextplayerindex < cl.maxclients) // we could still get unconnecteds!
3200                                                 {
3201                                                         // we parsed a valid ping entry, so expect another to follow
3202                                                         cl.parsingtextmode = CL_PARSETEXTMODE_PING;
3203                                                         cl.parsingtextexpectingpingforscores = expected;
3204                                                 }
3205                                                 return !expected;
3206                                         }
3207                                 }
3208                                 if (!strncmp(t, "unconnected\n", 12))
3209                                 {
3210                                         // just ignore
3211                                         cl.parsingtextmode = CL_PARSETEXTMODE_PING;
3212                                         cl.parsingtextexpectingpingforscores = expected;
3213                                         return !expected;
3214                                 }
3215                                 else
3216                                         Con_DPrintf("player names '%s' and '%s' didn't match\n", cl.scores[cl.parsingtextplayerindex].name, t);
3217                         }
3218                 }
3219         }
3220         if (cl.parsingtextmode == CL_PARSETEXTMODE_STATUS)
3221         {
3222                 if (!strncmp(text, "players: ", 9))
3223                 {
3224                         cl.parsingtextmode = CL_PARSETEXTMODE_STATUS_PLAYERID;
3225                         cl.parsingtextplayerindex = 0;
3226                         return true;
3227                 }
3228                 else if (!strstr(text, ": "))
3229                 {
3230                         cl.parsingtextmode = CL_PARSETEXTMODE_NONE; // status report ended
3231                         return true;
3232                 }
3233         }
3234         if (cl.parsingtextmode == CL_PARSETEXTMODE_STATUS_PLAYERID)
3235         {
3236                 // if anything goes wrong, we'll assume this is not a status report
3237                 cl.parsingtextmode = CL_PARSETEXTMODE_NONE;
3238                 if (text[0] == '#' && text[1] >= '0' && text[1] <= '9')
3239                 {
3240                         t = text + 1;
3241                         cl.parsingtextplayerindex = atoi(t) - 1;
3242                         while (*t >= '0' && *t <= '9')
3243                                 t++;
3244                         if (*t == ' ')
3245                         {
3246                                 cl.parsingtextmode = CL_PARSETEXTMODE_STATUS_PLAYERIP;
3247                                 return true;
3248                         }
3249                         // the player name follows here, along with frags and time
3250                 }
3251         }
3252         if (cl.parsingtextmode == CL_PARSETEXTMODE_STATUS_PLAYERIP)
3253         {
3254                 // if anything goes wrong, we'll assume this is not a status report
3255                 cl.parsingtextmode = CL_PARSETEXTMODE_NONE;
3256                 if (text[0] == ' ')
3257                 {
3258                         t = text;
3259                         while (*t == ' ')
3260                                 t++;
3261                         for (len = 0;*t && *t != '\n';t++)
3262                                 if (len < (int)sizeof(temp) - 1)
3263                                         temp[len++] = *t;
3264                         temp[len] = 0;
3265                         // botclient is perfectly valid, but we don't care about bots
3266                         // also don't try to look up the name of an invalid player index
3267                         if (strcmp(temp, "botclient")
3268                          && cl.parsingtextplayerindex >= 0
3269                          && cl.parsingtextplayerindex < cl.maxclients
3270                          && cl.scores[cl.parsingtextplayerindex].name[0])
3271                         {
3272                                 // log the player name and IP address string
3273                                 // (this operates entirely on strings to avoid issues with the
3274                                 //  nature of a network address)
3275                                 CL_IPLog_Add(temp, cl.scores[cl.parsingtextplayerindex].name, true, true);
3276                         }
3277                         cl.parsingtextmode = CL_PARSETEXTMODE_STATUS_PLAYERID;
3278                         return true;
3279                 }
3280         }
3281         return true;
3282 }
3283
3284 extern cvar_t host_timescale;
3285 extern cvar_t cl_lerpexcess;
3286 static void CL_NetworkTimeReceived(double newtime)
3287 {
3288         cl.opt_inputs_since_update = 0;
3289         cl.mtime[1] = cl.mtime[0];
3290         cl.mtime[0] = newtime;
3291         if (cls.timedemo || cl.mtime[1] == cl.mtime[0] || cls.signon < SIGNONS)
3292                 cl.time = cl.mtime[1] = newtime;
3293         else if (cls.demoplayback)
3294         {
3295                 // when time falls behind during demo playback it means the cl.mtime[1] was altered
3296                 // due to a large time gap, so treat it as an instant change in time
3297                 // (this can also happen during heavy packet loss in the demo)
3298                 if (cl.time < newtime - 0.1)
3299                         cl.mtime[1] = cl.time = newtime;
3300         }
3301         else if (cls.protocol != PROTOCOL_QUAKEWORLD)
3302         {
3303                 double timehigh = 0; // hush compiler warning
3304                 cl.mtime[1] = max(cl.mtime[1], cl.mtime[0] - 0.1);
3305
3306                 if (developer_extra.integer && vid_activewindow)
3307                 {
3308                         if (cl.time < cl.mtime[1] - (cl.mtime[0] - cl.mtime[1]))
3309                                 Con_DPrintf("--- cl.time < cl.mtime[1] (%f < %f ... %f)\n", cl.time, cl.mtime[1], cl.mtime[0]);
3310                         else if (cl.time > cl.mtime[0] + (cl.mtime[0] - cl.mtime[1]))
3311                                 Con_DPrintf("--- cl.time > cl.mtime[0] (%f > %f ... %f)\n", cl.time, cl.mtime[1], cl.mtime[0]);
3312                 }
3313
3314 selectmode:
3315                 switch (cl_nettimesyncboundmode.integer)
3316                 {
3317                 default:
3318                         Cvar_SetQuick(&cl_nettimesyncboundmode, cl_nettimesyncboundmode.defstring);
3319                         goto selectmode;
3320                 case 1:
3321                 case 2:
3322                 case 3:
3323                         // doesn't make sense for modes > 3
3324                         cl.time += (cl.mtime[1] - cl.time) * bound(0, cl_nettimesyncfactor.value, 1);
3325                         timehigh = cl.mtime[1] + (cl.mtime[0] - cl.mtime[1]) * cl_nettimesyncboundtolerance.value;
3326                         switch (cl_nettimesyncboundmode.integer)
3327                         {
3328                         case 1:
3329                                 cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
3330                                 break;
3331                         case 2:
3332                                 if (cl.time < cl.mtime[1] || cl.time > timehigh)
3333                                         cl.time = cl.mtime[1];
3334                                 break;
3335                         case 3:
3336                                 if ((cl.time < cl.mtime[1] && cl.oldtime < cl.mtime[1]) || (cl.time > timehigh && cl.oldtime > timehigh))
3337                                         cl.time = cl.mtime[1];
3338                                 break;
3339                         }
3340                         break;
3341
3342                 case 4:
3343                         if (fabs(cl.time - cl.mtime[1]) > 0.5)
3344                                 cl.time = cl.mtime[1]; // reset
3345                         else if (fabs(cl.time - cl.mtime[1]) > 0.1)
3346                                 cl.time += 0.5 * (cl.mtime[1] - cl.time); // fast
3347                         else if (cl.time > cl.mtime[1])
3348                                 cl.time -= 0.002 * cl.movevars_timescale; // fall into the past by 2ms
3349                         else
3350                                 cl.time += 0.001 * cl.movevars_timescale; // creep forward 1ms
3351                         break;
3352
3353                 case 5:
3354                         if (fabs(cl.time - cl.mtime[1]) > 0.5)
3355                                 cl.time = cl.mtime[1]; // reset
3356                         else if (fabs(cl.time - cl.mtime[1]) > 0.1)
3357                                 cl.time += 0.5 * (cl.mtime[1] - cl.time); // fast
3358                         else
3359                                 cl.time = bound(cl.time - 0.002 * cl.movevars_timescale, cl.mtime[1], cl.time + 0.001 * cl.movevars_timescale);
3360                         break;
3361
3362                 case 6:
3363                         cl.time = bound(cl.mtime[1], cl.time, cl.mtime[0]);
3364                         cl.time = bound(cl.time - 0.002 * cl.movevars_timescale, cl.mtime[1], cl.time + 0.001 * cl.movevars_timescale);
3365                         break;
3366
3367                 case 7:
3368                         /* bones_was_here: this aims to prevent disturbances in the force from affecting cl.time
3369                          * the rolling harmonic mean gives large time error outliers low significance
3370                          * correction rate is dynamic and gradual (max 10% of mean error per tic)
3371                          * time is correct within a few server frames of connect/map start
3372                          * can achieve microsecond accuracy when cl.realframetime is a multiple of sv.frametime
3373                          * prevents 0ms move frame times with uncapped fps
3374                          * smoothest mode esp. for vsynced clients on servers with aggressive inputtimeout
3375                          */
3376                         {
3377                                 unsigned char i;
3378                                 float error;
3379                                 // in event of packet loss, cl.mtime[1] could be very old, so avoid if possible
3380                                 double target = cl.movevars_ticrate ? cl.mtime[0] - cl.movevars_ticrate : cl.mtime[1];
3381                                 cl.ts_error_stor[cl.ts_error_num] = 1.0f / max(fabs(cl.time - target), FLT_MIN);
3382                                 cl.ts_error_num = (cl.ts_error_num + 1) % NUM_TS_ERRORS;
3383                                 for (i = 0, error = 0.0f; i < NUM_TS_ERRORS; i++)
3384                                         error += cl.ts_error_stor[i];
3385                                 error = 0.1f / (error / NUM_TS_ERRORS);
3386                                 cl.time = bound(cl.time - error, target, cl.time + error);
3387                         }
3388                         break;
3389                 }
3390         }
3391         // this packet probably contains a player entity update, so we will need
3392         // to update the prediction
3393         cl.movement_replay = true;
3394         // this may get updated later in parsing by svc_clientdata
3395         cl.onground = false;
3396         // if true the cl.viewangles are interpolated from cl.mviewangles[]
3397         // during this frame
3398         // (makes spectating players much smoother and prevents mouse movement from turning)
3399         cl.fixangle[1] = cl.fixangle[0];
3400         cl.fixangle[0] = false;
3401         if (!cls.demoplayback)
3402                 VectorCopy(cl.mviewangles[0], cl.mviewangles[1]);
3403         // update the csqc's server timestamps, critical for proper sync
3404         CSQC_UpdateNetworkTimes(cl.mtime[0], cl.mtime[1]);
3405
3406 #ifdef USEODE
3407         if (cl.mtime[0] > cl.mtime[1])
3408                 World_Physics_Frame(&cl.world, cl.mtime[0] - cl.mtime[1], cl.movevars_gravity);
3409 #endif
3410
3411         // only lerp entities that also get an update in this frame, when lerp excess is used
3412         if(cl_lerpexcess.value > 0)
3413         {
3414                 int i;
3415                 for (i = 1;i < cl.num_entities;i++)
3416                 {
3417                         if (cl.entities_active[i])
3418                         {
3419                                 entity_t *ent = cl.entities + i;
3420                                 ent->persistent.lerpdeltatime = 0;
3421                         }
3422                 }
3423         }
3424 }
3425
3426 #define SHOWNET(x) if(cl_shownet.integer==2)Con_Printf("%3i:%s(%i)\n", cl_message.readcount-1, x, cmd);
3427
3428 /*
3429 =====================
3430 CL_ParseServerMessage
3431 =====================
3432 */
3433 int parsingerror = false;
3434 void CL_ParseServerMessage(void)
3435 {
3436         int                     cmd;
3437         int                     i;
3438         protocolversion_t protocol;
3439         unsigned char           cmdlog[32];
3440         const char              *cmdlogname[32], *temp;
3441         int                     cmdindex, cmdcount = 0;
3442         qbool   qwplayerupdatereceived;
3443         qbool   strip_pqc;
3444         char vabuf[1024];
3445         size_t cl_readstring_len;
3446
3447         // LadyHavoc: moved demo message writing from before the packet parse to
3448         // after the packet parse so that CL_Stop_f can be called by cl_autodemo
3449         // code in CL_ParseServerinfo
3450         //if (cls.demorecording)
3451         //      CL_WriteDemoMessage (&cl_message);
3452
3453         cl.last_received_message = host.realtime;
3454
3455         CL_KeepaliveMessage(false);
3456
3457 //
3458 // if recording demos, copy the message out
3459 //
3460         if (cl_shownet.integer == 1)
3461                 Con_Printf("%f %i\n", host.realtime, cl_message.cursize);
3462         else if (cl_shownet.integer == 2)
3463                 Con_Print("------------------\n");
3464
3465 //
3466 // parse the message
3467 //
3468         //MSG_BeginReading ();
3469
3470         parsingerror = true;
3471
3472         if (cls.protocol == PROTOCOL_QUAKEWORLD)
3473         {
3474                 CL_NetworkTimeReceived(host.realtime); // qw has no clock
3475
3476                 // kill all qw nails
3477                 cl.qw_num_nails = 0;
3478
3479                 // fade weapon view kick
3480                 cl.qw_weaponkick = min(cl.qw_weaponkick + 10 * bound(0, cl.time - cl.oldtime, 0.1), 0);
3481
3482                 cls.servermovesequence = cls.netcon->qw.incoming_sequence;
3483
3484                 qwplayerupdatereceived = false;
3485
3486                 while (1)
3487                 {
3488                         if (cl_message.badread)
3489                                 Host_Error ("CL_ParseServerMessage: Bad QW server message");
3490
3491                         cmd = MSG_ReadByte(&cl_message);
3492
3493                         if (cmd == -1)
3494                         {
3495                                 SHOWNET("END OF MESSAGE");
3496                                 break;          // end of message
3497                         }
3498
3499                         cmdindex = cmdcount & 31;
3500                         cmdcount++;
3501                         cmdlog[cmdindex] = cmd;
3502
3503                         SHOWNET(qw_svc_strings[cmd]);
3504                         cmdlogname[cmdindex] = qw_svc_strings[cmd];
3505                         if (!cmdlogname[cmdindex])
3506                         {
3507                                 // LadyHavoc: fix for bizarre problem in MSVC that I do not understand (if I assign the string pointer directly it ends up storing a NULL pointer)
3508                                 const char *d = "<unknown>";
3509                                 cmdlogname[cmdindex] = d;
3510                         }
3511
3512                         // other commands
3513                         switch (cmd)
3514                         {
3515                         default:
3516                                 {
3517                                         char description[32*64], logtemp[64];
3518                                         int count;
3519                                         dp_strlcpy(description, "packet dump: ", sizeof(description));
3520                                         i = cmdcount - 32;
3521                                         if (i < 0)
3522                                                 i = 0;
3523                                         count = cmdcount - i;
3524                                         i &= 31;
3525                                         while(count > 0)
3526                                         {
3527                                                 dpsnprintf(logtemp, sizeof(logtemp), "%3i:%s ", cmdlog[i], cmdlogname[i]);
3528                                                 dp_strlcat(description, logtemp, sizeof(description));
3529                                                 count--;
3530                                                 i++;
3531                                                 i &= 31;
3532                                         }
3533                                         description[strlen(description)-1] = '\n'; // replace the last space with a newline
3534                                         Con_Print(description);
3535                                         Host_Error("CL_ParseServerMessage: Illegible server message");
3536                                 }
3537                                 break;
3538
3539                         case qw_svc_nop:
3540                                 //Con_Printf("qw_svc_nop\n");
3541                                 break;
3542
3543                         case qw_svc_disconnect:
3544                                 if (cls.demonum != -1)
3545                                         CL_NextDemo();
3546                                 else
3547                                         CL_DisconnectEx(true, "Server disconnected");
3548                                 break;
3549
3550                         case qw_svc_print:
3551                                 i = MSG_ReadByte(&cl_message);
3552                                 cl_readstring_len = MSG_ReadString_len(&cl_message, cl_readstring, sizeof(cl_readstring));
3553                                 temp = cl_readstring;
3554                                 if (CL_ExaminePrintString(temp)) // look for anything interesting like player IP addresses or ping reports
3555                                 {
3556                                         if (i == 3) // chat
3557                                         {
3558                                                 cl_readstring_len = dpsnprintf(vabuf, sizeof(vabuf), "\1%s", temp);
3559                                                 CSQC_AddPrintText(vabuf, cl_readstring_len);    //[515]: csqc
3560                                         }
3561                                         else
3562                                                 CSQC_AddPrintText(temp, cl_readstring_len);
3563                                 }
3564                                 break;
3565
3566                         case qw_svc_centerprint:
3567                                 cl_readstring_len = MSG_ReadString_len(&cl_message, cl_readstring, sizeof(cl_readstring));
3568                                 CL_VM_Parse_CenterPrint(cl_readstring, cl_readstring_len);      //[515]: csqc
3569                                 break;
3570
3571                         case qw_svc_stufftext:
3572                                 cl_readstring_len = MSG_ReadString_len(&cl_message, cl_readstring, sizeof(cl_readstring));
3573                                 CL_VM_Parse_StuffCmd(cl_readstring, cl_readstring_len); //[515]: csqc
3574                                 break;
3575
3576                         case qw_svc_damage:
3577                                 // svc_damage protocol is identical to nq
3578                                 V_ParseDamage ();
3579                                 break;
3580
3581                         case qw_svc_serverdata:
3582                                 //Cbuf_Execute(); // make sure any stuffed commands are done
3583                                 CL_ParseServerInfo();
3584                                 break;
3585
3586                         case qw_svc_setangle:
3587                                 for (i=0 ; i<3 ; i++)
3588                                         cl.viewangles[i] = MSG_ReadAngle(&cl_message, cls.protocol);
3589                                 if (!cls.demoplayback)
3590                                 {
3591                                         cl.fixangle[0] = true;
3592                                         VectorCopy(cl.viewangles, cl.mviewangles[0]);
3593                                         // disable interpolation if this is new
3594                                         if (!cl.fixangle[1])
3595                                                 VectorCopy(cl.viewangles, cl.mviewangles[1]);
3596                                 }
3597                                 break;
3598
3599                         case qw_svc_lightstyle:
3600                                 i = MSG_ReadByte(&cl_message);
3601                                 if (i >= cl.max_lightstyle)
3602                                 {
3603                                         Con_Printf ("svc_lightstyle >= MAX_LIGHTSTYLES");
3604                                         break;
3605                                 }
3606                                 dp_strlcpy (cl.lightstyle[i].map,  MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (cl.lightstyle[i].map));
3607                                 cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
3608                                 cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
3609                                 break;
3610
3611                         case qw_svc_sound:
3612                                 CL_ParseStartSoundPacket(false);
3613                                 break;
3614
3615                         case qw_svc_stopsound:
3616                                 i = (unsigned short) MSG_ReadShort(&cl_message);
3617                                 S_StopSound(i>>3, i&7);
3618                                 break;
3619
3620                         case qw_svc_updatefrags:
3621                                 i = MSG_ReadByte(&cl_message);
3622                                 if (i >= cl.maxclients)
3623                                         Host_Error("CL_ParseServerMessage: svc_updatefrags >= cl.maxclients");
3624                                 cl.scores[i].frags = (signed short) MSG_ReadShort(&cl_message);
3625                                 break;
3626
3627                         case qw_svc_updateping:
3628                                 i = MSG_ReadByte(&cl_message);
3629                                 if (i >= cl.maxclients)
3630                                         Host_Error("CL_ParseServerMessage: svc_updateping >= cl.maxclients");
3631                                 cl.scores[i].qw_ping = MSG_ReadShort(&cl_message);
3632                                 break;
3633
3634                         case qw_svc_updatepl:
3635                                 i = MSG_ReadByte(&cl_message);
3636                                 if (i >= cl.maxclients)
3637                                         Host_Error("CL_ParseServerMessage: svc_updatepl >= cl.maxclients");
3638                                 cl.scores[i].qw_packetloss = MSG_ReadByte(&cl_message);
3639                                 break;
3640
3641                         case qw_svc_updateentertime:
3642                                 i = MSG_ReadByte(&cl_message);
3643                                 if (i >= cl.maxclients)
3644                                         Host_Error("CL_ParseServerMessage: svc_updateentertime >= cl.maxclients");
3645                                 // seconds ago
3646                                 cl.scores[i].qw_entertime = cl.time - MSG_ReadFloat(&cl_message);
3647                                 break;
3648
3649                         case qw_svc_spawnbaseline:
3650                                 i = (unsigned short) MSG_ReadShort(&cl_message);
3651                                 if (i < 0 || i >= MAX_EDICTS)
3652                                         Host_Error ("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
3653                                 if (i >= cl.max_entities)
3654                                         CL_ExpandEntities(i);
3655                                 CL_ParseBaseline(cl.entities + i, false);
3656                                 break;
3657                         case qw_svc_spawnstatic:
3658                                 CL_ParseStatic(false);
3659                                 break;
3660                         case qw_svc_temp_entity:
3661                                 if(!CL_VM_Parse_TempEntity())
3662                                         CL_ParseTempEntity ();
3663                                 break;
3664
3665                         case qw_svc_killedmonster:
3666                                 cl.stats[STAT_MONSTERS]++;
3667                                 break;
3668
3669                         case qw_svc_foundsecret:
3670                                 cl.stats[STAT_SECRETS]++;
3671                                 break;
3672
3673                         case qw_svc_updatestat:
3674                                 i = MSG_ReadByte(&cl_message);
3675                                 if (i < 0 || i >= MAX_CL_STATS)
3676                                         Host_Error ("svc_updatestat: %i is invalid", i);
3677                                 cl.stats[i] = MSG_ReadByte(&cl_message);
3678                                 break;
3679
3680                         case qw_svc_updatestatlong:
3681                                 i = MSG_ReadByte(&cl_message);
3682                                 if (i < 0 || i >= MAX_CL_STATS)
3683                                         Host_Error ("svc_updatestatlong: %i is invalid", i);
3684                                 cl.stats[i] = MSG_ReadLong(&cl_message);
3685                                 break;
3686
3687                         case qw_svc_spawnstaticsound:
3688                                 CL_ParseStaticSound (false);
3689                                 break;
3690
3691                         case qw_svc_cdtrack:
3692                                 cl.cdtrack = cl.looptrack = MSG_ReadByte(&cl_message);
3693                                 if ( (cls.demoplayback || cls.demorecording) && (cls.forcetrack != -1) )
3694                                         CDAudio_Play ((unsigned char)cls.forcetrack, true);
3695                                 else
3696                                         CDAudio_Play ((unsigned char)cl.cdtrack, true);
3697                                 break;
3698
3699                         case qw_svc_intermission:
3700                                 if(!cl.intermission)
3701                                         cl.completed_time = cl.time;
3702                                 cl.intermission = 1;
3703                                 MSG_ReadVector(&cl_message, cl.qw_intermission_origin, cls.protocol);
3704                                 for (i = 0;i < 3;i++)
3705                                         cl.qw_intermission_angles[i] = MSG_ReadAngle(&cl_message, cls.protocol);
3706                                 break;
3707
3708                         case qw_svc_finale:
3709                                 if(!cl.intermission)
3710                                         cl.completed_time = cl.time;
3711                                 cl.intermission = 2;
3712                                 SCR_CenterPrint(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
3713                                 break;
3714
3715                         case qw_svc_sellscreen:
3716                                 Cmd_ExecuteString(cmd_local, "help", 4, src_local, true);
3717                                 break;
3718
3719                         case qw_svc_smallkick:
3720                                 cl.qw_weaponkick = -2;
3721                                 break;
3722                         case qw_svc_bigkick:
3723                                 cl.qw_weaponkick = -4;
3724                                 break;
3725
3726                         case qw_svc_muzzleflash:
3727                                 i = (unsigned short) MSG_ReadShort(&cl_message);
3728                                 // NOTE: in QW this only worked on clients
3729                                 if (i < 0 || i >= MAX_EDICTS)
3730                                         Host_Error("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
3731                                 if (i >= cl.max_entities)
3732                                         CL_ExpandEntities(i);
3733                                 cl.entities[i].persistent.muzzleflash = 1.0f;
3734                                 break;
3735
3736                         case qw_svc_updateuserinfo:
3737                                 QW_CL_UpdateUserInfo();
3738                                 break;
3739
3740                         case qw_svc_setinfo:
3741                                 QW_CL_SetInfo();
3742                                 break;
3743
3744                         case qw_svc_serverinfo:
3745                                 QW_CL_ServerInfo();
3746                                 break;
3747
3748                         case qw_svc_download:
3749                                 QW_CL_ParseDownload();
3750                                 break;
3751
3752                         case qw_svc_playerinfo:
3753                                 // slightly kill qw player entities now that we know there is
3754                                 // an update of player entities this frame...
3755                                 if (!qwplayerupdatereceived)
3756                                 {
3757                                         qwplayerupdatereceived = true;
3758                                         for (i = 1;i < cl.maxclients;i++)
3759                                                 cl.entities_active[i] = false;
3760                                 }
3761                                 EntityStateQW_ReadPlayerUpdate();
3762                                 break;
3763
3764                         case qw_svc_nails:
3765                                 QW_CL_ParseNails();
3766                                 break;
3767
3768                         case qw_svc_chokecount:
3769                                 (void) MSG_ReadByte(&cl_message);
3770                                 // FIXME: apply to netgraph
3771                                 //for (j = 0;j < i;j++)
3772                                 //      cl.frames[(cls.netcon->qw.incoming_acknowledged-1-j)&QW_UPDATE_MASK].receivedtime = -2;
3773                                 break;
3774
3775                         case qw_svc_modellist:
3776                                 QW_CL_ParseModelList();
3777                                 break;
3778
3779                         case qw_svc_soundlist:
3780                                 QW_CL_ParseSoundList();
3781                                 break;
3782
3783                         case qw_svc_packetentities:
3784                                 EntityFrameQW_CL_ReadFrame(false);
3785                                 // first update is the final signon stage
3786                                 if (cls.signon == SIGNONS - 1)
3787                                         CL_SignonReply(SIGNONS);
3788                                 break;
3789
3790                         case qw_svc_deltapacketentities:
3791                                 EntityFrameQW_CL_ReadFrame(true);
3792                                 // first update is the final signon stage
3793                                 if (cls.signon == SIGNONS - 1)
3794                                         CL_SignonReply(SIGNONS);
3795                                 break;
3796
3797                         case qw_svc_maxspeed:
3798                                 cl.movevars_maxspeed = MSG_ReadFloat(&cl_message);
3799                                 break;
3800
3801                         case qw_svc_entgravity:
3802                                 cl.movevars_entgravity = MSG_ReadFloat(&cl_message);
3803                                 if (!cl.movevars_entgravity)
3804                                         cl.movevars_entgravity = 1.0f;
3805                                 break;
3806
3807                         case qw_svc_setpause:
3808                                 cl.paused = MSG_ReadByte(&cl_message) != 0;
3809                                 if (cl.paused && snd_cdautopause.integer)
3810                                         CDAudio_Pause ();
3811                                 else if (bgmvolume.value > 0.0f)
3812                                         CDAudio_Resume ();
3813                                 S_PauseGameSounds (cl.paused);
3814                                 break;
3815                         }
3816                 }
3817
3818                 if (qwplayerupdatereceived)
3819                 {
3820                         // fully kill any player entities that were not updated this frame
3821                         for (i = 1;i <= cl.maxclients;i++)
3822                                 if (!cl.entities_active[i])
3823                                         cl.entities[i].state_current.active = false;
3824                 }
3825         }
3826         else
3827         {
3828                 while (1)
3829                 {
3830                         if (cl_message.badread)
3831                                 Host_Error ("CL_ParseServerMessage: Bad server message");
3832
3833                         cmd = MSG_ReadByte(&cl_message);
3834
3835                         if (cmd == -1)
3836                         {
3837 //                              R_TimeReport("END OF MESSAGE");
3838                                 SHOWNET("END OF MESSAGE");
3839                                 break;          // end of message
3840                         }
3841
3842                         cmdindex = cmdcount & 31;
3843                         cmdcount++;
3844                         cmdlog[cmdindex] = cmd;
3845
3846                         // if the high bit of the command byte is set, it is a fast update
3847                         if (cmd & 128)
3848                         {
3849                                 // LadyHavoc: fix for bizarre problem in MSVC that I do not understand (if I assign the string pointer directly it ends up storing a NULL pointer)
3850                                 temp = "entity";
3851                                 cmdlogname[cmdindex] = temp;
3852                                 SHOWNET("fast update");
3853                                 if (cls.signon == SIGNONS - 1)
3854                                         // first update is the final signon stage
3855                                         CL_SignonReply(SIGNONS);
3856                                 EntityFrameQuake_ReadEntity (cmd&127);
3857                                 continue;
3858                         }
3859
3860                         SHOWNET(svc_strings[cmd]);
3861                         cmdlogname[cmdindex] = svc_strings[cmd];
3862                         if (!cmdlogname[cmdindex])
3863                         {
3864                                 // LadyHavoc: fix for bizarre problem in MSVC that I do not understand (if I assign the string pointer directly it ends up storing a NULL pointer)
3865                                 const char *d = "<unknown>";
3866                                 cmdlogname[cmdindex] = d;
3867                         }
3868
3869                         // other commands
3870                         switch (cmd)
3871                         {
3872                         default:
3873                                 {
3874                                         char description[32*64], tempdesc[64];
3875                                         int count;
3876                                         dp_strlcpy (description, "packet dump: ", sizeof(description));
3877                                         i = cmdcount - 32;
3878                                         if (i < 0)
3879                                                 i = 0;
3880                                         count = cmdcount - i;
3881                                         i &= 31;
3882                                         while(count > 0)
3883                                         {
3884                                                 dpsnprintf (tempdesc, sizeof (tempdesc), "%3i:%s ", cmdlog[i], cmdlogname[i]);
3885                                                 dp_strlcat (description, tempdesc, sizeof (description));
3886                                                 count--;
3887                                                 i++;
3888                                                 i &= 31;
3889                                         }
3890                                         description[strlen(description)-1] = '\n'; // replace the last space with a newline
3891                                         Con_Print(description);
3892                                         Host_Error ("CL_ParseServerMessage: Illegible server message");
3893                                 }
3894                                 break;
3895
3896                         case svc_nop:
3897                                 if (cls.signon < SIGNONS)
3898                                         Con_Print("<-- server to client keepalive\n");
3899                                 break;
3900
3901                         case svc_time:
3902                                 CL_NetworkTimeReceived(MSG_ReadFloat(&cl_message));
3903                                 break;
3904
3905                         case svc_clientdata:
3906                                 CL_ParseClientdata();
3907                                 break;
3908
3909                         case svc_version:
3910                                 i = MSG_ReadLong(&cl_message);
3911                                 protocol = Protocol_EnumForNumber(i);
3912                                 if (protocol == PROTOCOL_UNKNOWN)
3913                                         Host_Error("CL_ParseServerMessage: Server is unrecognized protocol number (%i)", i);
3914                                 // hack for unmarked Nehahra movie demos which had a custom protocol
3915                                 if (protocol == PROTOCOL_QUAKEDP && cls.demoplayback && gamemode == GAME_NEHAHRA)
3916                                         protocol = PROTOCOL_NEHAHRAMOVIE;
3917                                 cls.protocol = protocol;
3918                                 break;
3919
3920                         case svc_disconnect:
3921                                 if (cls.demonum != -1)
3922                                         CL_NextDemo();
3923                                 else
3924                                         CL_DisconnectEx(true, cls.protocol == PROTOCOL_DARKPLACES8 ? MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)) : "Server disconnected");
3925                                 break;
3926
3927                         case svc_print:
3928                                 cl_readstring_len = MSG_ReadString_len(&cl_message, cl_readstring, sizeof(cl_readstring));
3929                                 temp = cl_readstring;
3930                                 if (CL_ExaminePrintString(temp)) // look for anything interesting like player IP addresses or ping reports
3931                                         CSQC_AddPrintText(temp, cl_readstring_len);     //[515]: csqc
3932                                 break;
3933
3934                         case svc_centerprint:
3935                                 cl_readstring_len = MSG_ReadString_len(&cl_message, cl_readstring, sizeof(cl_readstring));
3936                                 CL_VM_Parse_CenterPrint(cl_readstring, cl_readstring_len);      //[515]: csqc
3937                                 break;
3938
3939                         case svc_stufftext:
3940                                 cl_readstring_len = MSG_ReadString_len(&cl_message, cl_readstring, sizeof(cl_readstring));
3941                                 temp = cl_readstring;
3942                                 /* if(utf8_enable.integer)
3943                                 {
3944                                         strip_pqc = true;
3945                                         // we can safely strip and even
3946                                         // interpret these in utf8 mode
3947                                 }
3948                                 else */ switch(cls.protocol)
3949                                 {
3950                                         case PROTOCOL_QUAKE:
3951                                         case PROTOCOL_QUAKEDP:
3952                                                 // maybe add other protocols if
3953                                                 // so desired, but not DP7
3954                                                 strip_pqc = true;
3955                                                 break;
3956                                         case PROTOCOL_DARKPLACES7:
3957                                         default:
3958                                                 // ProQuake does not support
3959                                                 // these protocols
3960                                                 strip_pqc = false;
3961                                                 break;
3962                                 }
3963                                 if(strip_pqc)
3964                                 {
3965                                         // skip over ProQuake messages,
3966                                         // TODO actually interpret them
3967                                         // (they are sbar team score
3968                                         // updates), see proquake cl_parse.c
3969                                         if(*temp == 0x01)
3970                                         {
3971                                                 ++temp;
3972                                                 --cl_readstring_len;
3973                                                 while(*temp >= 0x01 && *temp <= 0x1F)
3974                                                 {
3975                                                         ++temp;
3976                                                         --cl_readstring_len;
3977                                                 }
3978                                         }
3979                                 }
3980                                 CL_VM_Parse_StuffCmd(temp, cl_readstring_len);  //[515]: csqc
3981                                 break;
3982
3983                         case svc_damage:
3984                                 V_ParseDamage ();
3985                                 break;
3986
3987                         case svc_serverinfo:
3988                                 CL_ParseServerInfo ();
3989                                 break;
3990
3991                         case svc_setangle:
3992                                 for (i=0 ; i<3 ; i++)
3993                                         cl.viewangles[i] = MSG_ReadAngle(&cl_message, cls.protocol);
3994                                 if (!cls.demoplayback)
3995                                 {
3996                                         cl.fixangle[0] = true;
3997                                         VectorCopy(cl.viewangles, cl.mviewangles[0]);
3998                                         // disable interpolation if this is new
3999                                         if (!cl.fixangle[1])
4000                                                 VectorCopy(cl.viewangles, cl.mviewangles[1]);
4001                                 }
4002                                 break;
4003
4004                         case svc_setview:
4005                                 cl.viewentity = (unsigned short)MSG_ReadShort(&cl_message);
4006                                 if (cl.viewentity >= MAX_EDICTS)
4007                                         Host_Error("svc_setview >= MAX_EDICTS");
4008                                 if (cl.viewentity >= cl.max_entities)
4009                                         CL_ExpandEntities(cl.viewentity);
4010                                 // LadyHavoc: assume first setview recieved is the real player entity
4011                                 if (!cl.realplayerentity)
4012                                         cl.realplayerentity = cl.viewentity;
4013                                 // update cl.playerentity to this one if it is a valid player
4014                                 if (cl.viewentity >= 1 && cl.viewentity <= cl.maxclients)
4015                                         cl.playerentity = cl.viewentity;
4016                                 break;
4017
4018                         case svc_lightstyle:
4019                                 i = MSG_ReadByte(&cl_message);
4020                                 if (i >= cl.max_lightstyle)
4021                                 {
4022                                         Con_Printf ("svc_lightstyle >= MAX_LIGHTSTYLES");
4023                                         break;
4024                                 }
4025                                 dp_strlcpy (cl.lightstyle[i].map,  MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (cl.lightstyle[i].map));
4026                                 cl.lightstyle[i].map[MAX_STYLESTRING - 1] = 0;
4027                                 cl.lightstyle[i].length = (int)strlen(cl.lightstyle[i].map);
4028                                 break;
4029
4030                         case svc_sound:
4031                                 CL_ParseStartSoundPacket(cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 ? true : false);
4032                                 break;
4033
4034                         case svc_precache:
4035                                 if (cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3)
4036                                 {
4037                                         // was svc_sound2 in protocols 1, 2, 3, removed in 4, 5, changed to svc_precache in 6
4038                                         CL_ParseStartSoundPacket(true);
4039                                 }
4040                                 else
4041                                 {
4042                                         char *s;
4043                                         i = (unsigned short)MSG_ReadShort(&cl_message);
4044                                         s = MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
4045                                         if (i < 32768)
4046                                         {
4047                                                 if (i >= 1 && i < MAX_MODELS)
4048                                                 {
4049                                                         model_t *model = Mod_ForName(s, false, false, s[0] == '*' ? cl.model_name[1] : NULL);
4050                                                         if (!model)
4051                                                                 Con_DPrintf("svc_precache: Mod_ForName(\"%s\") failed\n", s);
4052                                                         cl.model_precache[i] = model;
4053                                                 }
4054                                                 else
4055                                                         Con_Printf("svc_precache: index %i outside range %i...%i\n", i, 1, MAX_MODELS);
4056                                         }
4057                                         else
4058                                         {
4059                                                 i -= 32768;
4060                                                 if (i >= 1 && i < MAX_SOUNDS)
4061                                                 {
4062                                                         sfx_t *sfx = S_PrecacheSound (s, true, true);
4063                                                         if (!sfx && snd_initialized.integer)
4064                                                                 Con_DPrintf("svc_precache: S_PrecacheSound(\"%s\") failed\n", s);
4065                                                         cl.sound_precache[i] = sfx;
4066                                                 }
4067                                                 else
4068                                                         Con_Printf("svc_precache: index %i outside range %i...%i\n", i, 1, MAX_SOUNDS);
4069                                         }
4070                                 }
4071                                 break;
4072
4073                         case svc_stopsound:
4074                                 i = (unsigned short) MSG_ReadShort(&cl_message);
4075                                 S_StopSound(i>>3, i&7);
4076                                 break;
4077
4078                         case svc_updatename:
4079                                 i = MSG_ReadByte(&cl_message);
4080                                 if (i >= cl.maxclients)
4081                                         Host_Error ("CL_ParseServerMessage: svc_updatename >= cl.maxclients");
4082                                 dp_strlcpy (cl.scores[i].name, MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)), sizeof (cl.scores[i].name));
4083                                 break;
4084
4085                         case svc_updatefrags:
4086                                 i = MSG_ReadByte(&cl_message);
4087                                 if (i >= cl.maxclients)
4088                                         Host_Error ("CL_ParseServerMessage: svc_updatefrags >= cl.maxclients");
4089                                 cl.scores[i].frags = (signed short) MSG_ReadShort(&cl_message);
4090                                 break;
4091
4092                         case svc_updatecolors:
4093                                 i = MSG_ReadByte(&cl_message);
4094                                 if (i >= cl.maxclients)
4095                                         Host_Error ("CL_ParseServerMessage: svc_updatecolors >= cl.maxclients");
4096                                 cl.scores[i].colors = MSG_ReadByte(&cl_message);
4097                                 break;
4098
4099                         case svc_particle:
4100                                 CL_ParseParticleEffect ();
4101                                 break;
4102
4103                         case svc_effect:
4104                                 CL_ParseEffect ();
4105                                 break;
4106
4107                         case svc_effect2:
4108                                 CL_ParseEffect2 ();
4109                                 break;
4110
4111                         case svc_spawnbaseline:
4112                                 i = (unsigned short) MSG_ReadShort(&cl_message);
4113                                 if (i < 0 || i >= MAX_EDICTS)
4114                                         Host_Error ("CL_ParseServerMessage: svc_spawnbaseline: invalid entity number %i", i);
4115                                 if (i >= cl.max_entities)
4116                                         CL_ExpandEntities(i);
4117                                 CL_ParseBaseline (cl.entities + i, false);
4118                                 break;
4119                         case svc_spawnbaseline2:
4120                                 i = (unsigned short) MSG_ReadShort(&cl_message);
4121                                 if (i < 0 || i >= MAX_EDICTS)
4122                                         Host_Error ("CL_ParseServerMessage: svc_spawnbaseline2: invalid entity number %i", i);
4123                                 if (i >= cl.max_entities)
4124                                         CL_ExpandEntities(i);
4125                                 CL_ParseBaseline (cl.entities + i, true);
4126                                 break;
4127                         case svc_spawnstatic:
4128                                 CL_ParseStatic (false);
4129                                 break;
4130                         case svc_spawnstatic2:
4131                                 CL_ParseStatic (true);
4132                                 break;
4133                         case svc_temp_entity:
4134                                 if(!CL_VM_Parse_TempEntity())
4135                                         CL_ParseTempEntity ();
4136                                 break;
4137
4138                         case svc_setpause:
4139                                 cl.paused = MSG_ReadByte(&cl_message) != 0;
4140                                 if (cl.paused && snd_cdautopause.integer)
4141                                         CDAudio_Pause ();
4142                                 else if (bgmvolume.value > 0.0f)
4143                                         CDAudio_Resume ();
4144                                 S_PauseGameSounds (cl.paused);
4145                                 break;
4146
4147                         case svc_signonnum:
4148                                 i = MSG_ReadByte(&cl_message);
4149                                 // LadyHavoc: it's rude to kick off the client if they missed the
4150                                 // reconnect somehow, so allow signon 1 even if at signon 1
4151                                 if (i <= cls.signon && i != 1)
4152                                         Host_Error ("Received signon %i when at %i", i, cls.signon);
4153                                 CL_SignonReply(i);
4154                                 break;
4155
4156                         case svc_killedmonster:
4157                                 cl.stats[STAT_MONSTERS]++;
4158                                 break;
4159
4160                         case svc_foundsecret:
4161                                 cl.stats[STAT_SECRETS]++;
4162                                 break;
4163
4164                         case svc_updatestat:
4165                                 i = MSG_ReadByte(&cl_message);
4166                                 if (i < 0 || i >= MAX_CL_STATS)
4167                                         Host_Error ("svc_updatestat: %i is invalid", i);
4168                                 cl.stats[i] = MSG_ReadLong(&cl_message);
4169                                 break;
4170
4171                         case svc_updatestatubyte:
4172                                 i = MSG_ReadByte(&cl_message);
4173                                 if (i < 0 || i >= MAX_CL_STATS)
4174                                         Host_Error ("svc_updatestat: %i is invalid", i);
4175                                 cl.stats[i] = MSG_ReadByte(&cl_message);
4176                                 break;
4177
4178                         case svc_spawnstaticsound:
4179                                 CL_ParseStaticSound (cls.protocol == PROTOCOL_NEHAHRABJP2 || cls.protocol == PROTOCOL_NEHAHRABJP3 ? true : false);
4180                                 break;
4181
4182                         case svc_spawnstaticsound2:
4183                                 CL_ParseStaticSound (true);
4184                                 break;
4185
4186                         case svc_cdtrack:
4187                                 cl.cdtrack = MSG_ReadByte(&cl_message);
4188                                 cl.looptrack = MSG_ReadByte(&cl_message);
4189                                 if ( (cls.demoplayback || cls.demorecording) && (cls.forcetrack != -1) )
4190                                         CDAudio_Play ((unsigned char)cls.forcetrack, true);
4191                                 else
4192                                         CDAudio_Play ((unsigned char)cl.cdtrack, true);
4193                                 break;
4194
4195                         case svc_intermission:
4196                                 if(!cl.intermission)
4197                                         cl.completed_time = cl.time;
4198                                 cl.intermission = 1;
4199                                 CL_VM_UpdateIntermissionState(cl.intermission);
4200                                 break;
4201
4202                         case svc_finale:
4203                                 if(!cl.intermission)
4204                                         cl.completed_time = cl.time;
4205                                 cl.intermission = 2;
4206                                 CL_VM_UpdateIntermissionState(cl.intermission);
4207                                 SCR_CenterPrint(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
4208                                 break;
4209
4210                         case svc_cutscene:
4211                                 if(!cl.intermission)
4212                                         cl.completed_time = cl.time;
4213                                 cl.intermission = 3;
4214                                 CL_VM_UpdateIntermissionState(cl.intermission);
4215                                 SCR_CenterPrint(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
4216                                 break;
4217
4218                         case svc_sellscreen:
4219                                 Cmd_ExecuteString(cmd_local, "help", 4, src_local, true);
4220                                 break;
4221                         case svc_hidelmp:
4222                                 if (gamemode == GAME_TENEBRAE)
4223                                 {
4224                                         // repeating particle effect
4225                                         MSG_ReadCoord(&cl_message, cls.protocol);
4226                                         MSG_ReadCoord(&cl_message, cls.protocol);
4227                                         MSG_ReadCoord(&cl_message, cls.protocol);
4228                                         MSG_ReadCoord(&cl_message, cls.protocol);
4229                                         MSG_ReadCoord(&cl_message, cls.protocol);
4230                                         MSG_ReadCoord(&cl_message, cls.protocol);
4231                                         (void) MSG_ReadByte(&cl_message);
4232                                         MSG_ReadLong(&cl_message);
4233                                         MSG_ReadLong(&cl_message);
4234                                         MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
4235                                 }
4236                                 else
4237                                         SHOWLMP_decodehide();
4238                                 break;
4239                         case svc_showlmp:
4240                                 if (gamemode == GAME_TENEBRAE)
4241                                 {
4242                                         // particle effect
4243                                         MSG_ReadCoord(&cl_message, cls.protocol);
4244                                         MSG_ReadCoord(&cl_message, cls.protocol);
4245                                         MSG_ReadCoord(&cl_message, cls.protocol);
4246                                         (void) MSG_ReadByte(&cl_message);
4247                                         MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring));
4248                                 }
4249                                 else
4250                                         SHOWLMP_decodeshow();
4251                                 break;
4252                         case svc_skybox:
4253                                 R_SetSkyBox(MSG_ReadString(&cl_message, cl_readstring, sizeof(cl_readstring)));
4254                                 break;
4255                         case svc_entities:
4256                                 if (cls.signon == SIGNONS - 1)
4257                                         // first update is the final signon stage
4258                                         CL_SignonReply(SIGNONS);
4259                                 if (cls.protocol == PROTOCOL_DARKPLACES1 || cls.protocol == PROTOCOL_DARKPLACES2 || cls.protocol == PROTOCOL_DARKPLACES3)
4260                                         EntityFrame_CL_ReadFrame();
4261                                 else if (cls.protocol == PROTOCOL_DARKPLACES4)
4262                                         EntityFrame4_CL_ReadFrame();
4263                                 else
4264                                         EntityFrame5_CL_ReadFrame();
4265                                 break;
4266                         case svc_csqcentities:
4267                                 CSQC_ReadEntities();
4268                                 break;
4269                         case svc_downloaddata:
4270                                 CL_ParseDownload();
4271                                 break;
4272                         case svc_trailparticles:
4273                                 CL_ParseTrailParticles();
4274                                 break;
4275                         case svc_pointparticles:
4276                                 CL_ParsePointParticles();
4277                                 break;
4278                         case svc_pointparticles1:
4279                                 CL_ParsePointParticles1();
4280                                 break;
4281                         }
4282 //                      R_TimeReport(svc_strings[cmd]);
4283                 }
4284         }
4285
4286         if (cls.signon == SIGNONS)
4287                 CL_UpdateItemsAndWeapon();
4288 //      R_TimeReport("UpdateItems");
4289
4290         EntityFrameQuake_ISeeDeadEntities();
4291 //      R_TimeReport("ISeeDeadEntities");
4292
4293         CL_UpdateMoveVars();
4294 //      R_TimeReport("UpdateMoveVars");
4295
4296         parsingerror = false;
4297
4298         // LadyHavoc: this was at the start of the function before cl_autodemo was
4299         // implemented
4300         if (cls.demorecording)
4301         {
4302                 CL_WriteDemoMessage (&cl_message);
4303 //              R_TimeReport("WriteDemo");
4304         }
4305 }
4306
4307 void CL_Parse_DumpPacket(void)
4308 {
4309         if (!parsingerror)
4310                 return;
4311         Con_Print("Packet dump:\n");
4312         SZ_HexDumpToConsole(&cl_message);
4313         parsingerror = false;
4314 }
4315
4316 void CL_Parse_ErrorCleanUp(void)
4317 {
4318         CL_StopDownload(0, 0);
4319         QW_CL_StopUpload_f(cmd_local);
4320 }
4321
4322 void CL_Parse_Init(void)
4323 {
4324         Cvar_RegisterVariable(&cl_worldmessage);
4325         Cvar_RegisterVariable(&cl_worldname);
4326         Cvar_RegisterVariable(&cl_worldnamenoextension);
4327         Cvar_RegisterVariable(&cl_worldbasename);
4328
4329         Cvar_RegisterVariable(&developer_networkentities);
4330         Cvar_RegisterVariable(&cl_gameplayfix_soundsmovewithentities);
4331
4332         Cvar_RegisterVariable(&cl_sound_wizardhit);
4333         Cvar_RegisterVariable(&cl_sound_hknighthit);
4334         Cvar_RegisterVariable(&cl_sound_tink1);
4335         Cvar_RegisterVariable(&cl_sound_ric1);
4336         Cvar_RegisterVariable(&cl_sound_ric2);
4337         Cvar_RegisterVariable(&cl_sound_ric3);
4338         Cvar_RegisterVariable(&cl_sound_ric_gunshot);
4339         Cvar_RegisterVariable(&cl_sound_r_exp3);
4340         Cvar_RegisterVariable(&snd_cdautopause);
4341
4342         Cvar_RegisterVariable(&cl_joinbeforedownloadsfinish);
4343
4344         // server extension cvars set by commands issued from the server during connect
4345         Cvar_RegisterVariable(&cl_serverextension_download);
4346
4347         Cvar_RegisterVariable(&cl_nettimesyncfactor);
4348         Cvar_RegisterVariable(&cl_nettimesyncboundmode);
4349         Cvar_RegisterVariable(&cl_nettimesyncboundtolerance);
4350         Cvar_RegisterVariable(&cl_iplog_name);
4351         Cvar_RegisterVariable(&cl_readpicture_force);
4352
4353         Cmd_AddCommand(CF_CLIENT, "nextul", QW_CL_NextUpload_f, "sends next fragment of current upload buffer (screenshot for example)");
4354         Cmd_AddCommand(CF_CLIENT, "stopul", QW_CL_StopUpload_f, "aborts current upload (screenshot for example)");
4355         Cmd_AddCommand(CF_CLIENT | CF_CLIENT_FROM_SERVER, "skins", QW_CL_Skins_f, "downloads missing qw skins from server");
4356         Cmd_AddCommand(CF_CLIENT, "changing", QW_CL_Changing_f, "sent by qw servers to tell client to wait for level change");
4357         Cmd_AddCommand(CF_CLIENT, "cl_begindownloads", CL_BeginDownloads_f, "used internally by darkplaces client while connecting (causes loading of models and sounds or triggers downloads for missing ones)");
4358         Cmd_AddCommand(CF_CLIENT | CF_CLIENT_FROM_SERVER, "cl_downloadbegin", CL_DownloadBegin_f, "(networking) informs client of download file information, client replies with sv_startsoundload to begin the transfer");
4359         Cmd_AddCommand(CF_CLIENT | CF_CLIENT_FROM_SERVER, "stopdownload", CL_StopDownload_f, "terminates a download");
4360         Cmd_AddCommand(CF_CLIENT | CF_CLIENT_FROM_SERVER, "cl_downloadfinished", CL_DownloadFinished_f, "signals that a download has finished and provides the client with file size and crc to check its integrity");
4361         Cmd_AddCommand(CF_CLIENT, "iplog_list", CL_IPLog_List_f, "lists names of players whose IP address begins with the supplied text (example: iplog_list 123.456.789)");
4362 }
4363
4364 void CL_Parse_Shutdown(void)
4365 {
4366 }